1 2009-08-14 Douglas B Rupp <rupp@gnat.com>
2 Tristan Gingold <gingold@adacore.com>
4 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
5 * config/ia64/t-vms: New file.
6 * config/ia64/vms64.h: New file.
7 * config/ia64/vms.h: New file.
8 * config/ia64/vms-crtinit.asm: New file.
9 * config/ia64/vms_symvec_libgcc_s.opt: New file.
10 * config/ia64/vms-unwind.h: New file.
12 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
14 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
17 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20 * builtins.c (do_mpc_arg2): Make extern, define for any MPC
21 version. Move declaration...
22 * real.h (do_mpc_arg2): ... here.
23 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
26 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
28 * final.c (add_debug_prefix_map): Don't use GC memory for
29 old_prefix and new_prefix.
31 2009-08-14 Richard Guenther <rguenther@suse.de>
33 * ipa-prop.c (compute_complex_pass_through): If we cannot
34 compute a non-varying offset for IPA_JF_ANCESTOR punt.
36 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
38 * c-lex.c (c_lex_with_flags): Increase size of local variable
39 to avoid memory clobber.
41 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
44 * config/i386/i386.c (ix86_fp_comparison_strategy):
45 Only enable/disable sahf at function granularity.
47 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
49 PR rtl-optimization/41064
50 * reload1.c (reload_as_needed): Don't call extract_insn
51 for known invalid replacements after calling
52 validate_replace_rtx_group and verify_changes.
54 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
57 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
58 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
60 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
61 Assert that operation is supported by ix86_expand_int_vcond.
62 (vcondu<SSEMODE124C8:mode>): Ditto.
64 2009-08-13 DJ Delorie <dj@redhat.com>
66 * config/i386/djgpp-stdint.h: New.
67 * config.gcc (djgpp): Use it.
69 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
71 * config/sh/sh.c (sh_override_options): When flag_exceptions or
72 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
74 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
76 * tree-ssa-loop-prefetch.c
77 (prune_ref_by_group_reuse): Enhance probabilistic analysis
78 for long-stride pruning.
79 (compute_miss_rate): New function to compute the probability
80 that two memory references access different cache lines.
82 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
84 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
86 2009-08-13 Richard Guenther <rguenther@suse.de>
89 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
90 use the constant pointer type.
91 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
92 of CV qualifiers on the target pointer type.
93 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
94 conversion check before restrict check.
96 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
99 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
101 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
103 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
105 2009-08-12 Richard Guenther <rguenther@suse.de>
107 PR tree-optimization/41011
108 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
109 and reference constructing.
111 2009-08-12 Xinliang David Li <davidxl@google.com>
113 PR tree-optimization/41012
114 * tree-flow.h : New external interface.
115 * gimple-low.c (check_call_arg): Change to public function.
116 Remove argument mismatch check in lowering.
117 * tree-inline.h (tree_can_inline_p): Interface change.
118 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
120 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
121 Call change to tree_can_inline_p function.
122 (cgraph_decide_inlining_incrementally): Ditto.
124 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
126 PR tree-optimization/41031
127 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
128 on the partition variable rather than promote_mode on the source
129 type. Assert that the partition variable's type has the same
130 mode as the source value's.
132 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
134 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
136 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
138 * calls.c (expand_call): Fix typo.
139 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
141 * stmt.c (expand_value_return): Use promote_function_mode to copy out
143 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
144 * config/cris/cris.c (cris_promote_function_mode): Likewise.
145 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
146 * config/pa/pa.c (pa_promote_function_mode): Likewise.
148 2009-08-11 Andrew Haley <aph@redhat.com>
150 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
152 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
155 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
157 2009-08-12 Richard Guenther <rguenther@suse.de>
159 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
160 * gimplify.c (gimplify_modify_expr): Do not use
161 lang_hooks.types_compatible_p.
162 * tree-ssa.c (useless_type_conversion_p): For aggregates
163 just return false if the canonical types differ.
165 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
168 * sese.c (convert_for_phi_arg): New.
169 (add_guard_exit_phis): Use convert_for_phi_arg.
171 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
173 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
174 unknown subscript upper bounds.
176 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
177 Pranav Garg <pranav.garg2107@gmail.com>
179 * graphite-interchange.c (gather_access_strides): Removed.
180 (ppl_max_for_le): New.
181 (build_linearized_memory_access): New.
182 (memory_stride_in_loop): New.
183 (pbb_interchange_profitable_p): Reimplemented.
184 * graphite-ppl.h (ppl_new_id_map): New.
185 (ppl_interchange): New.
187 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
189 * graphite-interchange.c (compute_subscript): Removed.
190 (compute_array_size_cstr): Removed.
191 (compute_array_size_poly): Removed.
192 (compute_array_size): Removed.
193 (gather_access_strides_poly): Removed.
194 (gather_access_strides): Empty.
196 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
198 * graphite-dependences.c (dependence_polyhedron_1): Replace
199 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
200 (graphite_legal_transform_dr): Same.
201 (graphite_carried_dependence_level_k): Same.
202 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
203 Initialize PDR_NB_SUBSCRIPTS.
204 (print_pdr_access_layout): Replace pdr_nb_subscripts with
206 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
207 (PDR_NB_SUBSCRIPTS): New.
208 (pdr_nb_subscripts): Removed.
209 (pdr_dim): Simplified.
210 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
211 with PDR_NB_SUBSCRIPTS.
213 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
215 * graphite-interchange.c (compute_array_size): Remove use of
217 * graphite-poly.c (new_poly_dr): Remove argument data_container.
218 Do not initialize PDR_DATA_CONTAINER.
219 (print_pdr): Do not print PDR_DATA_CONTAINER.
220 * graphite-poly.h (struct poly_dr): Remove data_container field.
221 (PDR_DATA_CONTAINER): Removed.
222 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
224 (build_poly_dr): Same.
226 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
227 Sebastian Pop <sebastian.pop@amd.com>
229 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
230 copy of the dependence polyhedron. Free the temporary objects.
231 (graphite_carried_dependence_level_k): Free unused objects before
234 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
235 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
236 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
237 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
238 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
240 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
242 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
243 Early return without analyzing the data dependences if no
244 transform has been done. Call restore_scattering if the transform
246 (graphite-interchange.c): Same.
247 * graphite-poly.c (print_scattering_function): Test for
249 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
250 (apply_poly_transforms): Do not gcc_assert that
251 the transform is legal.
252 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
253 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
254 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
255 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
256 * graphite-poly.h (struct poly_scattering): New.
257 (struct poly_bb): Add original, transformed, and saved fields.
258 Remove transformed_scattering, original_scattering,
259 nb_local_variables and nb_scattering_transform fields.
260 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
261 (poly_scattering_new): New.
262 (poly_scattering_free): New.
263 (poly_scattering_copy): New.
264 (store_scattering_pbb): New.
265 (store_scattering): New.
266 (restore_scattering_pbb): New.
267 (restore_scattering): New.
268 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
269 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
271 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
273 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
276 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
278 * Makefile.in (graphite.o): Depends on PREDICT_H.
279 * graphite.c: Include predict.h.
280 (graphite_finalize): Call tree_estimate_probability.
281 * predict.c (predict_loops): Do not call scev_initialize and
283 (tree_estimate_probability_bb): New.
284 (tree_estimate_probability): Do not initialize loops: move that
285 code to the driver. Call tree_estimate_probability_bb.
286 (tree_estimate_probability_driver): New.
287 (pass_profile): Use tree_estimate_probability_driver.
288 * predict.h (tree_estimate_probability): Declared.
290 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
292 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
293 * graphite-dependences.c (graphite_legal_transform): Add time to
294 TV_GRAPHITE_DATA_DEPS.
295 (dependency_between_pbbs_p): Same.
296 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
298 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
300 PR rtl-optimization/41033
301 * alias.c (nonoverlapping_component_refs_p): Punt when strict
302 aliasing is disabled.
304 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
306 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
307 si_mask_operand, and_load_operand, low_bitmask_operand,
308 and_reg_operand, and_operand): New predicates.
309 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
310 * config/mips/mips.c (and_operands_ok): New function.
311 * config/mips/mips-protos.h (and_operands_ok): Declare it.
312 * config/mips/mips.md (move_type): Add ext_ins and logical.
314 (and<mode>3): Use and_reg_operand as the second operand's predicate.
315 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
316 shift_shift. Remove commutative constraint modifier.
317 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
319 (*clear_upper32_dext): Remove define_insn_and_split.
320 (*clear_upper32): Turn this define_insn_and_split ...
321 (splitter for ANDing register with 0xffff_ffff): .. into this.
323 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
325 * combine.c (try_widen_shift_mode): Factor out code to check if an
326 integer constant is a low-order bitmask from here ...
327 * rtlanal.c (low_bitmask_len): ... to here.
328 * rtl.h (low_bitmask_len): Declare.
330 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
333 * config/alpha/alpha.md (addsi3): Remove expander.
334 (addsi3): Rename from *addsi3_internal insn pattern.
335 (subsi3): Remove expander.
336 (subsi3): Rename from *subsi3_internal insn pattern.
338 2009-08-11 Douglas B Rupp <rupp@gnat.com>
340 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
343 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
344 Eric Botcazou <botcazou@adacore.com>
345 Douglas B Rupp <rupp@gnat.com>
347 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
348 that records that fit in 64 bits are returned by immediate value,
349 as required by OpenVMS Calling Standard.
350 (function_value): Adjust for above modification.
351 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
352 virtual_incoming_args_rtx as base object, not next_arg.
353 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
355 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
357 * reload.c (find_reloads_subreg_address): Check the original
358 req_equiv_mem address to detect the case where an address is
359 not valid in the outer mode.
361 2009-08-11 Richard Guenther <rguenther@suse.de>
364 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
366 2009-08-10 Douglas B Rupp <rupp@gnat.com>
368 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
369 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
371 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
372 Douglas B Rupp <rupp@gnat.com>
374 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
375 PT_STACK when frame_pointer_needed on OpenVMS.
376 (alpha_pv_save_size, alpha_using_fp): Remove.
377 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
378 with proper processing for PT_NULL.
379 (alpha_vms_initial_elimination_offset): New function. Support for
380 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
381 (alpha_sa_size): Force procedure type to PT_STACK when
382 frame_pointer_needed on OpenVMS.
383 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
384 (alpha_using_fp): Likewise.
385 (alpha_vms_can_eliminate): Add prototype.
386 (alpha_vms_initial_elimination_offset): Likewise.
387 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
388 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
390 2009-08-10 Eric Botcazou <botcazou@adacore.com>
391 Douglas B Rupp <rupp@gnat.com>
393 * config/alpha/alpha.c (common_object_handler): New function.
394 (vms_attribute_table): Declare a single attribute "common_object".
395 (vms_output_aligned_decl_common): New global function.
396 (SECTION_VMS_OVERLAY): Delete.
397 (SECTION_VMS_GLOBAL): Likewise.
398 (SECTION_VMS_INITIALIZE): Likewise.
399 (vms_asm_named_section): Remove support for above flags.
400 (vms_section_type_flags): Delete.
401 (TARGET_SECTION_TYPE_FLAGS): Likewise.
402 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
403 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
404 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
406 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
409 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
410 (sub_ddmmss): Likewise.
412 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
415 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
418 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
421 * reload1.c (reload_as_needed): Use cancel_changes to completely
422 undo a failed replacement attempt.
424 2009-08-10 Richard Guenther <rguenther@suse.de>
427 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
428 (useless_type_conversion_p): ... here. Require pointer targets
431 2009-08-10 Dodji Seketeli <dodji@redhat.com>
434 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
435 loose the original type of the statement list.
437 2009-08-09 Douglas B Rupp <rupp@gnat.com>
439 * config/alpha/alpha.c: Include libfuncs.h
440 (avms_asm_output_extern): New function.
441 (alpha_init_libfuncs): Init some decc libfuncs.
442 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
443 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
444 (DO_CRTL_NAMES): Define.
446 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
447 (LONG_TYPE_SIZE): Define.
448 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
449 (SUBTARGET_SWITCHES): Define malloc64 switch.
450 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
451 (MASK_RETURN_ADDR): Define.
452 doc/invoke.texi (mmalloc64): Document switch.
454 2009-08-09 Olivier Hainque <hainque@adacore.com>
455 Douglas B Rupp <rupp@gnat.com>
457 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
458 uses_condition_handler.
459 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
460 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
461 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
462 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
463 (code_for_builtin): New insn codes for the new alpha_builtins.
464 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
465 (alpha_sa_size): Account for uses_condition_handler.
466 (alpha_expand_prologue): Likewise.
467 (alpha_start_function): Likewise.
468 (alpha_expand_epilogue): Likewise.
469 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
470 establish/revert expanders.
471 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
472 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
473 New expander, resorting to the alpha.c associated function.
474 (builtin_revert_vms_condition_handler): Likewise.
475 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
476 __gcc_shell_handler, the static VMS condition handler used as
477 an indirection wrapper to the current dynamically established
479 * config/alpha/vms-unwind.h: Complete rewrite.
480 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
481 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
483 2009-08-09 Eric Botcazou <botcazou@adacore.com>
484 Douglas B Rupp <rupp@gnat.com>
486 * config/alpha/alpha.c (alpha_links): Add 'target' field.
487 (alpha_need_linkage): Handle aliases. Return function symbol.
488 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
489 Use ultimate alias target for the linkage name.
490 * config/alpha/alpha.md (movmemdi): Use the symbol returned
491 by alpha_need_linkage for the function symbol.
492 (setmemdi): Likewise.
494 2009-08-09 Douglas B Rupp <rupp@gnat.com>
496 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
497 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
498 (ASM_WEAKEN_LABEL): Define.
499 (CRT_CALL_STATIC_FUNCTION): Define.
500 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
501 (ENDFILE_SPEC): Define.
502 (INIT_SECTION_ASM_OP): Define.
503 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
504 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
506 (MULTILIB_OSDIRNAMES): Define.
507 (shlib_version): Define.
509 (SHLIB_OBJS): Define.
510 (SHLIB_NAME): Define.
511 (SHLIB_MULTILIB): Define.
512 (SHLIB_INSTALL): Define.
513 (SHLIB_SYMVEC): Define.
514 (SHLIB_SYMVECX2): Define.
515 (SHLIB_LINK): Define.
517 2009-08-09 Douglas B Rupp <rupp@gnat.com>
519 * config/alpha/alpha.c (alpha_initialize_trampoline):
520 Initialize VMS trampoline IAW ABI for bounded procedure calls.
521 (alpha_start_function): Emit transfer address on nested functions
522 for VMS trampoline call.
523 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
524 since no longer used.
525 * config/alpha/vms-tramp.asm: Remove.
526 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
527 since now only data initialized at runtime.
529 2009-08-09 Douglas B Rupp <rupp@gnat.com>
531 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
532 (LINK_GCC_C_SEQUENCE_SPEC): Define.
533 (MD_EXEC_PREFIX): Remove, no longer used.
534 (MD_STARTFILE_PREFIX): Likewise.
535 (INCLUDE_DEFAULTS): Likewise.
536 * config/alpha/t-vms:
537 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
539 2009-08-09 Richard Guenther <rguenther@suse.de>
541 PR tree-optimization/41016
542 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
543 (operand_precision): Remove.
544 (integral_operand_p): Likewise.
545 (recognize_single_bit_test): Adjust.
547 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
549 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
550 operation overflows. Likewise non-cast unary arithmetic.
551 If one arm of a conditional expression is always taken,
552 inhibit evaluation warnings for the other arm. Likewise inhibit
553 evaluation warnings for the second && or || operand if the first
554 operand is enough to determine the result.
555 * c-typeck.c (build_conditional_expr): Apply the same inhibition
557 (build_binary_op): Prevent duplicate evaluation warnings.
559 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
561 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
562 and destination have different modes, Use promote_mode to
563 determine the signedness of the conversion. Assert that the
564 promoted source mode matches the destination mode. Don't pass
565 the destination and destination mode to expand_expr if the source
566 mode is different. Simplify conversion logic.
568 2009-08-09 Ira Rosen <irar@il.ibm.com>
570 PR tree-optimization/41008
571 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
572 from condition only in case it's a comparison. Adjust checks.
574 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
576 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
577 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
578 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
579 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
580 (dump_cand): Handle them.
581 (struct iv_cand): New members COST_STEP and AINC_USE.
582 (stmt_after_increment): Likewise.
583 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
584 callers changed. Use gimple_uid comparison instead of scanning.
585 (add_candidate_1): When looking for identical candidates, take
586 AINC_USE into account. Set it for new candidates.
587 (force_expr_to_var_cost): Cast target_spill_cost to int.
588 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
589 All callers changed. Check for availability of autoinc addressing
590 modes, both in general for a given mode, and in the specific use case.
591 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
593 (get_computation_cost): Likewise.
594 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
595 add_autoinc_candidates): New static functions.
596 (add_candidate): Call add_autoinc_candidates for candidates based on
598 (find_iv_candidates): Call set_autoinc_for_original_candidates.
599 (determine_use_iv_cost_address): If we have an autoinc candidate at
600 the matching use, verify autoinc is possible and subtract the cost
601 of the candidate's step from the cost.
602 (determine_iv_cost): Record the cost of the increment in the COST_STEP
603 member of the candidate.
604 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
605 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
607 2009-08-09 Douglas B Rupp <rupp@gnat.com>
609 * config.build (ia64-hp-*vms*): New target.
610 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
612 * config.gcc (ia64-hp-*vms*): New target.
613 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
615 * config.host (ia64-hp-*vms*): New target.
616 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
619 2009-08-08 Richard Guenther <rguenther@suse.de>
621 PR tree-optimization/40991
622 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
624 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
626 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
627 mode check. Do truncations in an integer mode.
628 (force_to_mode): Handle subregs for all mode types. Only do
629 arithmetic simplifications on integer modes.
631 2009-08-07 Richard Guenther <rguenther@suse.de>
633 PR tree-optimization/40999
634 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
635 (maybe_fold_reference): Lookup constant initializers.
636 (fold_gimple_assign): Likewise.
638 2009-08-07 Richard Guenther <rguenther@suse.de>
640 * tree-ssa.c (useless_type_conversion_p_1): Only for types
641 that require structural equality defer to the langhook.
643 2009-08-07 Martin Jambor <mjambor@suse.cz>
645 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
647 (struct ipa_pass_through_data): New type.
648 (struct ipa_ancestor_jf_data): New type.
649 (union jump_func_value): Removed field formal_id, added fields
650 pass_through and ancestor.
651 (struct ipa_param_call_note): Changed type of formal_id to int from
653 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
654 operations jump functions and ancestor jump functions.
655 (compute_complex_pass_through): New function.
656 (compute_scalar_jump_functions): Call compute_complex_pass_through,
657 reflect changes in the jump function strucutre.
658 (update_jump_functions_after_inlining): Ignore complex pass-through
659 and ancestor jump functions.
660 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
661 polynomial pass-through with operation jump functions.
663 2009-08-07 Jakub Jelinek <jakub@redhat.com>
665 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
666 fde->dw_fde_begin as begin label instead of hot/cold label.
667 Use LLSDAC label instead of LLSDA for second section lsda.
668 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
669 label instead of LLSDA if it is true.
670 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
672 * except.c (add_call_site, dw2_size_of_call_site_table): Add
673 SECTION argument. Use it as index into crtl->eh.call_site_record
675 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
676 use it to determine how to print table entries instead of using
677 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
678 label instead of normal begin label as base.
679 (sjlj_assign_call_site_values): Adjust add_call_site caller.
680 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
681 ensure no EH range spans between sections and that landing pads
682 are always in the corresponding section.
683 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
684 for crtl->eh.call_site_record being an array rather than scalar.
685 (output_one_function_exception_table): New function, copied
686 from output_function_exception_table. Adjust
687 dw2_size_of_call_site_table, dw2_output_call_site_table
688 callers. For SECOND section use *C suffixed labels.
689 (output_function_exception_table): Call
690 output_one_function_exception_table and, when doing hot/cold
691 partitioning, also another time for the second section.
692 * opts.c: Include except.h.
693 (decode_options): Allow -freorder-blocks-and-partition with
694 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
695 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
696 * function.h (struct rtl_eh): Change call_site_record from
697 scalar into array of 2 elements.
699 2009-08-07 Martin Jambor <mjambor@suse.cz>
701 * ipa-prop.c (count_formal_params_1): New function.
702 (ipa_get_vector_of_formal_parms): New function.
703 (get_vector_of_formal_parm_types): New function.
704 (ipa_modify_formal_parameters): New function.
705 (ipa_modify_call_arguments): New function.
706 (index_in_adjustments_multiple_times_p): New function.
707 (ipa_combine_adjustments): New function.
708 (ipa_dump_param_adjustments): New function.
709 * ipa-prop.h (struct ipa_parm_adjustment): New type.
710 (ipa_get_vector_of_formal_parms): Declare.
711 (ipa_modify_formal_parameters): Declare.
712 (ipa_modify_call_arguments): Declare.
713 (ipa_combine_adjustments): Declare.
714 (ipa_dump_param_adjustments): Declare.
715 (build_ref_for_offset): Declare.
716 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
717 * tree-sra.c: Include ipa-prop.c.
718 (build_ref_for_offset): Make public.
720 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
722 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
724 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
726 * gcc/doc/extend.texi (__builtin_extract_return_address)
727 (__builtin_frob_return_address): Document.
729 2009-08-06 Paul Brook <paul@codesourcery.com>
731 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
732 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
733 implementation on ARMv6-M.
735 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
737 * doc/extend.texi (pcs): Document new attribute for ARM.
739 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
741 * arm.c (pcs_attribute_args): Comment out unsupported attribute
744 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
746 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
749 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
751 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
753 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
755 Merge ARM/hard_vfp_branch to trunk.
757 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
759 * arm.c (libcall_eq): New function.
760 (libcall_hash): New function.
761 (add_libcall): New function.
762 (arm_libcall_uses_aapcs_base): New function.
763 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
764 libcalls using the base PCS.
765 (arm_init_cumulative_args): Likewise.
767 2009-07-20 Joseph Myers <joseph@codesourcery.com>
769 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
770 Use base ABI for conversion libfuncs between HFmode and SFmode.
772 2009-05-12 Joseph Myers <joseph@codesourcery.com>
774 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
775 V4SImode as representatives of all 64-bit and 128-bit vector
776 types. Allow vector types without vector modes.
777 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
778 without vector modes like BLKmode.
779 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
780 BLKmode. Avoid unsupported vector modes or TImode moves for
782 (aapcs_vfp_allocate_return_reg): Likewise.
783 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
784 V8QImode if TARGET_NEON || TARGET_IWMMXT.
786 2009-05-12 Joseph Myers <joseph@codesourcery.com>
788 * config/arm/arm.c (arm_handle_pcs_attribute): New.
789 (arm_get_pcs_model): Pass attribute arguments to
790 arm_pcs_from_attribute.
791 (arm_init_cumulative_args): Use base AAPCS for conversions from
792 floating-point types to DImode.
793 (arm_attribute_table): Add pcs attribute.
794 (arm_handle_pcs_attribute): New.
795 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
796 conversions from floating-point types to DImode, also declare them
797 to use base AAPCS and declare functions they call to use base
798 AAPCS and their RTABI names.
800 2009-05-12 Joseph Myers <joseph@codesourcery.com>
802 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
803 -mfloat-abi=hard not being supported for VFP.
805 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
807 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
808 SYMBOL_REF to hard_libcall_value.
810 2009-03-05 Joseph Myers <joseph@codesourcery.com>
811 Richard Earnshaw <rearnsha@arm.com>
813 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
814 has been put on the stack, all remaining co-processory arguments for
815 that co-processor also go on the stack.
817 2009-03-05 Joseph Myers <joseph@codesourcery.com>
819 * config/arm/arm.c (arm_return_in_memory): Handle returning
820 vectors of suitable size in registers also for AAPCS case.
822 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
824 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
826 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
828 ARM Hard-VFP calling convention
829 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
830 * target.h (gcc_target): Add libcall_value to table of call hooks.
831 * targhooks.h (default_libcall_value): Default implementation.
832 * targhooks.c (default_libcall_value): Likewise.
833 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
834 * optabs.c (expand_unop): Use it.
835 * expr.h (hard_libcall_value): Pass the function RTX through.
836 * calls.c (emit_library_call_value_1): Update call to
838 * explow.c (hard_libcall_value): Use new target hook.
839 * testsuite/lib/target-supports.exp
840 (check_effective_target_arm_hard_vfp_ok): New hook.
841 (check_effective_target_arm_neon_ok): Improve test for neon
843 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
844 * config/arm/arm.c: Include cgraph.h
845 (TARGET_FUNCTION_VALUE): Override default hook.
846 (arm_pcs_default): New variable.
847 (arm_override_options): Don't fault hard calling convention with VFP.
848 Add support for AAPCS variants.
849 (arm_function_value): Make static. Handle AAPCS variants.
850 (arm_libcall_value): New function.
851 (arm_apply_result_size): Handle VFP registers in results.
852 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
854 (pcs_attribute_args): New variable.
855 (arm_pcs_from_attribute): New function.
856 (arm_get_pcs_model): New function.
857 (aapcs_vfp_cum_init): New function.
858 (aapcs_vfp_sub_candidate): New function.
859 (aapcs_vfp_is_return_candidate): New function.
860 (aapcs_vfp_is_call_candidate): New function.
861 (aapcs_vfp_allocate): New function.
862 (aapcs_vfp_allocate_return_reg): New function.
863 (aapcs_vfp_advance): New function.
864 (aapcs_cp_arg_layout): New variable.
865 (aapcs_select_call_coproc): New function.
866 (aapcs_select_return_coproc): New function.
867 (aapcs_allocate_return_reg): New function.
868 (aapcs_libcall_value): New function.
869 (aapcs_layout_arg): New function.
870 (arm_init_cumulative_args): Initialize AAPCS args data.
871 (arm_function_arg): Handle AAPCS variants using new interface.
872 (arm_arg_parital_bytes): Likewise.
873 (arm_function_arg_advance): New function.
874 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
876 (arm_setup_incoming_varargs): Handle new AAPCS args data.
877 * arm.h (NUM_VFP_ARG_REGS): Define.
878 (LIBCALL_VALUE): Update.
879 (FUNCTION_VALUE): Delete.
880 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
882 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
883 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
884 (FUNCTION_ARG_REGNO_P): Add VFP regs.
885 * arm-protos.h (arm_function_arg_advance): Add.
886 (aapcs_libcall_value): Add.
887 (arm_function_value): Delete.
889 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
890 H.J. Lu <hongjiu.lu@intel.com>
893 * config/i386/i386.c (standard_sse_mode_p): Remove.
894 (standard_sse_constant_p): Return 2 for integer mode
895 vector_all_ones_operand when SSE2 is enabled.
896 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
897 (ix86_expand_vector_move): Do not check for negative values from
898 standard_sse_constant_p.
900 2009-08-06 Richard Guenther <rguenther@suse.de>
902 * tree-ssa.c (useless_type_conversion_p_1): Make function and
903 array type comparisons frontend independent.
904 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
905 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
906 out array reference lower bound and element size operands.
907 (ao_ref_init_from_vn_reference): Properly compute the offset
909 (vn_reference_fold_indirect): Fill out array reference lower
910 bound and element size operands.
911 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
912 a non gimple valued reference operand which can happen for
913 array reference lower bound or element size.
914 (create_component_ref_by_pieces_1): Properly generate the
915 element size operand for array references.
917 2009-08-06 Richard Guenther <rguenther@suse.de>
919 PR tree-optimization/40964
920 * tree.c (iterative_hash_host_wide_int): Export.
921 * tree.h (iterative_hash_host_wide_int): Declare.
922 * tree-ssa-structalias.c (heapvar_map): New struct.
923 (heapvar_map_eq): New function.
924 (heapvar_map_hash): Likewise.
925 (heapvar_lookup): Adjust.
926 (heapvar_insert): Likewise.
927 (make_constraint_from_heapvar): Allow multiple heap variables
928 per decl at different offsets.
929 (init_alias_heapvars): Adjust.
931 2009-08-04 David Daney <ddaney@caviumnetworks.com>
933 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
934 * mips_output_sync_loop (mips_output_sync_loop): Only emit
935 trailing sync if TARGET_SYNC_AFTER_SC.
937 2009-08-05 David Daney <ddaney@caviumnetworks.com>
939 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
940 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
941 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
942 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
943 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
944 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
945 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
946 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
947 test_and_set_12): Rewrite calls to mips_output_sync_loop.
948 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
949 the prototype declaration match the definition.
950 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
951 instructions explicitly. Add barrier_before and operands
953 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
954 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
955 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
956 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
957 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
958 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
960 2009-08-05 Andrew Pinski <pinskia@gmail.com>
962 * tree-ssa-alias.c: Fix intervals to use [) syntax.
964 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
965 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
968 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
971 2009-08-05 Jakub Jelinek <jakub@redhat.com>
973 PR rtl-optimization/40924
974 * dse.c (canon_address): Before calling cselib_expand_value_rtx
975 make sure canon_rtx (mem_address) isn't simpler than
976 canon_rtx (expanded_mem_address).
978 2009-08-05 Li Feng <nemokingdom@gmail.com>
980 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
982 (build_scop_drs): Build alias set for each SCoP.
984 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
986 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
987 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
988 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
989 (MIPS_ARCH_FLOAT_SPEC): Likewise.
990 (BASE_DRIVER_SELF_SPECS): Likewise.
992 2009-08-04 Andrew Pinski <pinskia@gmail.com>
994 * tree-ssa-alias.c: Fix some comment typos.
996 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
998 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
999 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
1001 2009-08-03 Janis Johnson <janis187@us.ibm.com>
1004 * simplify-rtx.c (simplify_binary_operation_1): Disable
1005 simplifications for decimal float operations.
1007 2009-08-03 Jakub Jelinek <jakub@redhat.com>
1010 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
1011 operand of INDIRECT_REF.
1013 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
1015 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
1016 constants referencing TLS symbols.
1018 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
1020 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
1021 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
1023 2009-08-03 Richard Guenther <rguenther@suse.de>
1025 * tree.c (make_vector_type): Build a main variant first,
1026 get the canonical one and then build the variant.
1027 * tree-ssa.c (useless_type_conversion_p_1): Handle
1029 (useless_type_conversion_p): Conversions to pointers to
1030 incomplete record types are useless.
1032 2009-08-03 Richard Guenther <rguenther@suse.de>
1034 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
1035 file will be created.
1036 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
1037 * toplev.c (compile_file): Adjust comment.
1039 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
1041 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
1042 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
1043 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1044 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1045 (sh_promote_function_mode): Fix typo.
1047 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
1049 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
1051 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1053 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
1054 declaration arguments.
1056 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
1058 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
1059 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
1060 (ix86_split_ashl): Ditto.
1061 (ix86_expand_vector_init_one_nonzero): Ditto.
1062 (ix86_expand_vector_set): Ditto.
1063 (ix86_expand_reduc_v4sf): Ditto.
1065 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
1067 * explow.c (promote_function_mode): Remove assert.
1068 * config/sh/sh.c (sh_promote_function_mode): Declare.
1070 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1072 * config/pa/pa.c (pa_promote_function_mode): Declare.
1073 Change to static. Fix promote_mode call.
1075 * gthr-dce.h (CONST_CAST2): Define if not defined.
1076 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
1078 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
1080 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
1082 * expr.c (store_constructor): Use promote_decl_mode. Remove
1083 now write-only variable unsignedp.
1084 (expand_expr_real_1): Use promote_decl_mode.
1085 * expr.h (promote_function_mode, promote_decl_mode): New.
1086 (promote_mode): Remove last argument.
1087 * function.c (assign_temp): Drop last argument of promote_mode.
1088 (assign_parm_find_data_types): Use promote_function_mode.
1089 (assign_parm_setup_reg): Likewise.
1090 (expand_function_end): Use promote_function_mode.
1091 * calls.c (initialize_argument_information): Use promote_function_mode.
1092 (precompute_arguments): Use promote_mode instead of checking if
1093 only PROMOTE_FUNCTION_MODE is defined.
1094 (expand_call): When making sibcall decisions, use promote_function_mode.
1095 Below, remove an if for targetm.calls.promote_function_return and
1096 and use promote_function_mode.
1097 (emit_library_call_value_1): Use promote_function_mode, fix bug
1098 where promote_mode was passed FOR_CALL == 0 for a return value in an
1100 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1101 * explow.c (promote_function_mode, promote_decl_mode): New.
1102 (promote_mode): Keep only the FOR_CALL == 0 case.
1103 * combine.c (setup_incoming_promotion): Remove test of
1104 promote_function_args. Use promote_function_mode.
1105 * stmt.c (expand_value_return): Use promote_decl_mode.
1106 (expand_decl): Use promote_decl_mode.
1108 * expr.c (store_constructor): Use promote_decl_mode. Remove
1109 now write-only variable unsignedp.
1110 (expand_expr_real_1): Use promote_decl_mode.
1111 * expr.h (promote_function_mode, promote_decl_mode): New.
1112 (promote_mode): Remove last argument.
1113 * function.c (assign_temp): Drop last argument of promote_mode.
1114 (assign_parm_find_data_types): Use promote_function_mode.
1115 (assign_parm_setup_reg): Likewise.
1116 (expand_function_end): Use promote_function_mode.
1117 * calls.c (initialize_argument_information): Use promote_function_mode.
1118 (precompute_arguments): Use promote_mode instead of checking if
1119 only PROMOTE_FUNCTION_MODE is defined.
1120 (expand_call): When making sibcall decisions, use promote_function_mode.
1121 Below, remove an if for targetm.calls.promote_function_return and
1122 and use promote_function_mode.
1123 (emit_library_call_value_1): Use promote_function_mode, fix bug
1124 where promote_mode was passed FOR_CALL == 0 for a return value in an
1126 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1127 * explow.c (promote_function_mode, promote_decl_mode): New.
1128 (promote_mode): Keep only the FOR_CALL == 0 case.
1129 * combine.c (setup_incoming_promotion): Remove test of
1130 promote_function_args. Use promote_function_mode.
1131 * stmt.c (expand_value_return): Use promote_decl_mode.
1132 (expand_decl): Use promote_decl_mode.
1134 * explow.c (promote_function_mode): Just call the target hook.
1135 * targhooks.c (default_promote_function_mode,
1136 default_promote_function_mode_always_promote): New.
1137 * targhooks.h (default_promote_function_mode,
1138 default_promote_function_mode_always_promote): Declare.
1139 * target.h (promote_function_args, promote_function_return): Remove.
1140 (promote_function_mode): New.
1141 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
1142 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1143 (TARGET_PROMOTE_FUNCTION_MODE): New.
1144 (TARGET_CALLS): Adjust.
1145 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
1146 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
1148 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
1149 * config/s390/s390.c (s390_promote_function_mode): ... here,
1150 with pointer handling.
1151 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1152 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1154 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
1155 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
1156 with pointer handling.
1157 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1158 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1160 * config/sh/sh-protos.h (sh_promote_function_mode): New.
1161 * config/sh/sh.c (sh_promote_function_mode): New.
1162 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1163 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1165 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
1166 * config/cris/cris.c (cris_promote_function_mode): ... here.
1167 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1168 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1170 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
1171 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
1172 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1173 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1175 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
1176 * config/arm/arm.c (arm_promote_function_mode): ... here, without
1177 complex type handling.
1178 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1179 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1181 * config/pa/pa.c (pa_promote_function_mode): New.
1182 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1183 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1185 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
1186 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1187 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
1188 * config/xtensa/xtensa.c: Likewise.
1189 * config/stormy16/stormy16.c: Likewise.
1190 * config/iq2000/iq2000.c: Likewise.
1191 * config/rs6000/rs6000.c: Likewise.
1192 * config/picochip/picochip.c: Likewise.
1193 * config/arc/arc.c: Likewise.
1194 * config/mcore/mcore.c: Likewise.
1195 * config/score/score.c: Likewise.
1196 * config/mips/mips.c: Likewise.
1197 * config/bfin/bfin.c: Likewise.
1198 * config/ia64/ia64.c: Likewise (disabled though).
1200 * config/frv/frv.h: Remove pointless remark.
1202 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
1203 TARGET_PROMOTE_FUNCTION_ARGS,
1204 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
1205 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
1207 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
1209 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
1210 -floop-parallelize-all.
1211 * toplev.c (process_options): Rename flag_graphite_force_parallel to
1212 flag_loop_parallelize_all.
1213 * tree-ssa-loop.c (gate_graphite_transforms): Same.
1214 * graphite.c (graphite_transform_loops): Same.
1216 * graphite-poly.c (apply_poly_transforms): Same.
1218 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
1220 PR tree-optimization/40914
1221 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
1222 if set, then check the delta field of the PMF record.
1223 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
1224 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
1225 call is stored in the delta.
1227 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
1229 * config/mips/mips.md (*clear_upper32_dext): New pattern.
1231 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
1233 * config/i386/bsd.h (ASM_BYTE): New define.
1234 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
1235 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
1236 .byte. Use fputs or putc instead of fprintf where appropriate.
1237 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
1238 fputs or putc instead of fprintf where appropriate.
1239 * config/i386/i386elf.h: Ditto.
1240 * config/i386/sysv4.h: Ditto.
1242 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
1243 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
1244 (*tls_global_dynamic_64): Ditto.
1246 2009-07-31 Christian Bruel <christian.bruel@st.com>
1248 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
1250 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1252 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
1253 Remove dead code for MINUS.
1255 2009-07-31 Anthony Green <green@moxielogic.com>
1257 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
1259 (moxie_expand_epilogue): Ditto for epilogue.
1260 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
1262 (moxie_function_arg): Ditto.
1263 (moxie_pass_by_reference): Ditto.
1264 (moxie_arg_partial_bytes): Ditto.
1265 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
1266 (FUNCTION_ARG_ADVANCE) Ditto.
1267 (REG_PARM_STACK_SPACE) Ditto.
1268 (FUNCTION_ARG_REGNO_P) Dito.
1270 * config.gcc: Add moxie linux config support.
1271 * gcc/config/moxie/uclinux.h: New file.
1273 2009-07-31 DJ Delorie <dj@redhat.com>
1275 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
1276 (UNSPECV_SP_SWITCH_E): New.
1277 (sp_switch_1): Change to an unspec.
1278 (sp_switch_2): Change to an unspec. Don't use post-inc when we
1280 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
1281 reference the new stack's address
1283 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1285 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
1286 graphite-clast-to-gimple.o, graphite-dependences.o,
1287 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1288 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
1289 (graphite-blocking.o,
1290 graphite-clast-to-gimple.o, graphite-dependences.o,
1291 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1292 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
1293 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
1294 * cfgloop.h (struct loop): Add can_be_parallel field.
1295 * common.opt (fgraphite-identity): Moved up.
1296 (fgraphite-force-parallel): New flag.
1297 * graphite.c: Rewrite.
1298 * graphite.h: Rewrite.
1299 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
1301 * toplev.c (graphite_out_file): New file descriptor.
1302 (graphite_in_file): New.
1303 (process_options): flag_graphite_force_parallel cannot be used without
1305 * tree-ssa-loop.c: Include toplev.h.
1306 (gate_graphite_transforms): Enable flag_graphite for
1307 flag_graphite_force_parallel.
1309 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1311 * ChangeLog.graphite: New.
1312 * graphite-blocking.c: New.
1313 * graphite-clast-to-gimple.c: New.
1314 * graphite-clast-to-gimple.h: New.
1315 * graphite-dependences.c: New.
1316 * graphite-dependences.h: New.
1317 * graphite-interchange.c: New.
1318 * graphite-poly.c: New.
1319 * graphite-poly.h: New.
1320 * graphite-ppl.c: New.
1321 * graphite-ppl.h: New.
1322 * graphite-scop-detection.c: New.
1323 * graphite-scop-detection.h: New.
1324 * graphite-sese-to-poly.c: New.
1325 * graphite-sese-to-poly.h: New.
1329 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1331 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
1332 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
1334 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1336 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
1337 (scev_is_linear_expression): Return false if the evolution is not
1338 affine multivariate.
1340 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1342 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
1343 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
1345 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1347 * tree-data-ref.c (debug_data_references): New.
1348 (debug_data_reference): New.
1349 * tree-data-ref.h (debug_data_references): Declared.
1350 (debug_data_reference): Declared.
1352 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1354 * tree-data-ref.c (stmt_simple_memref_p: Removed.
1355 * tree-data-ref.h (scop_p): Removed.
1356 (struct data_reference): Remove field scop.
1358 (stmt_simple_memref_p): Removed.
1360 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1362 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
1363 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
1366 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1368 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
1370 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1372 * doc/invoke.texi (-fgraphite-identity): Documented.
1374 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1376 * tree-scalar-evolution.c: Fix comment.
1377 (instantiate_scev_1): Return unknow from scev instantiation if the
1378 result is not above instantiate_below.
1380 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1382 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
1383 static anymore. Instantiate the symbols that may have been introduced
1385 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
1388 2009-07-30 DJ Delorie <dj@redhat.com>
1390 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
1391 .vliw directive to VLIW sections.
1393 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1395 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
1397 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
1398 (AUTOHEADER): New variable.
1399 ($(srcdir)/cstamp-h.in): Use it.
1401 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
1402 Pat Haugen <pthaugen@us.ibm.com>
1403 Revital Eres <ERES@il.ibm.com>
1405 * config/rs6000/vector.md (VEC_F): Add VSX support.
1409 (vector_load_<mode>): Ditto.
1410 (vector_store_<mode>): Ditto.
1411 (vector GPR move split): Ditto.
1412 (vec_reload_and_plus_<mptrsize>): Ditto.
1413 (vec_reload_and_reg_<mptrsize>): Ditto.
1414 (add<mode>3): Ditto.
1415 (sub<mode>3): Ditto.
1416 (mul<mode>3): Ditto.
1417 (neg<mode>2): Ditto.
1418 (abs<mode>2): Ditto.
1419 (smin<mode>3): Ditto.
1420 (smax<mode>3): Ditto.
1421 (vector_eq<mode>): Ditto.
1422 (vector_gt<mode>): Ditto.
1423 (vector_ge<mode>): Ditto.
1424 (vector_gtu<mode>): Ditto.
1425 (vector_select_<mode>_uns): Ditto.
1426 (vector_eq_<mode>_p): Ditto.
1427 (vector_gt_<mode>_p): Ditto.
1428 (vector_ge_<mode>_p): Ditto.
1429 (vector_gtu_<mode>_p): Ditto.
1430 (cr6_test_for_zero): Ditto.
1431 (cr6_test_for_zero_reverse): Ditto.
1432 (cr6_test_for_lt): Ditto.
1433 (cr6_test_for_lt_reverse): Ditto.
1434 (xor<mode>3): Ditto.
1435 (ior<mode>3): Ditto.
1436 (and<mode>3): Ditto.
1437 (one_cmpl<mode>2): Ditto.
1438 (nor<mode>2): Ditto.
1439 (andc<mode>2): Ditto.
1440 (float<VEC_int<mode>2): Ditto.
1441 (unsigned_float<VEC_int><mode>2): Ditto.
1442 (fix_trunc<mode><VEC_int>2): Ditto.
1443 (fixuns_trunc<mode><VEC_int>2): Ditto.
1445 (vec_set<mode>): Ditto.
1446 (vec_extract<mode>): Ditto.
1447 (vec_interleave_highv4sf): Ditto.
1448 (vec_interleave_lowv4sf): Ditto.
1449 (vec_realign_load_<mode>): Ditto.
1450 (vec_shl_<mode>): Ditto.
1451 (vec_shr_<mode>): Ditto.
1452 (div<mode>3): New patterns for VSX.
1453 (vec_interleave_highv2df): Ditto.
1454 (vec_interleave_lowv2df): Ditto.
1455 (vec_pack_trunc_v2df): Ditto.
1456 (vec_pack_sfix_trunc_v2df): Ditto.
1457 (vec_pack_ufix_trunc_v2df): Ditto.
1458 (vec_unpacks_hi_v4sf): Ditto.
1459 (vec_unpacks_lo_v4sf): Ditto.
1460 (vec_unpacks_float_hi_v4si): Ditto.
1461 (vec_unpacks_float_lo_v4si): Ditto.
1462 (vec_unpacku_float_hi_v4si): Ditto.
1463 (vec_unpacku_float_lo_v4si): Ditto.
1464 (movmisalign<mode>): Ditto.
1465 (vector_ceil<mode>2): New patterns for vectorizing math library.
1466 (vector_floor<mode>2): Ditto.
1467 (vector_btrunc<mode>2): Ditto.
1468 (vector_copysign<mode>3): Ditto.
1470 * config/rs6000/predicates.md (easy_vector_constant_msb): New
1471 predicate for setting the high bit in each word, used for copysign.
1473 * config/rs6000/ppc-asm.h (f19): Whitespace.
1474 (f32-f63): Define if VSX.
1475 (v0-v31): Define if Altivec.
1476 (vs0-vs63): Define if VSX.
1478 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
1480 * config/rs6000/power7.md: New file, provide tuning parameters for
1483 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
1484 (rs6000_cpu_cpp_builtins): Ditto.
1485 (altivec_overloaded_builtins): Ditto.
1486 (altivec_resolve_overloaded_builtin): Ditto.
1488 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
1489 debug switch to disable vectorizing simple math builtin
1492 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1493 Vectorize simple math builtin functions.
1494 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
1495 hook to vectorize math builtins.
1496 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
1497 (rs6000_builtin_conversion): Add VSX/power7 support.
1498 (rs6000_builtin_vec_perm): Ditto.
1499 (vsplits_constant): Add support for loading up a vector constant
1500 with just the high bit set in each part.
1501 (rs6000_expand_vector_init): Add VSX/power7 support.
1502 (rs6000_expand_vector_set): Ditto.
1503 (rs6000_expand_vector_extract): Ditto.
1504 (rs6000_emit_move): Ditto.
1505 (bdesc_3arg): Ditto.
1506 (bdesc_2arg): Ditto.
1507 (bdesc_1arg): Ditto.
1508 (rs6000_expand_ternop_builtin): Ditto.
1509 (altivec_expand_builtin): Ditto.
1510 (rs6000_expand_unop_builtin): Ditto.
1511 (rs6000_init_builtins): Ditto.
1512 (altivec_init_builtins): Ditto.
1513 (builtin_function_type): Ditto.
1514 (rs6000_common_init_builtins): Ditto.
1515 (rs6000_handle_altivec_attribute); Ditto.
1516 (rs6000_mangle_type): Ditto.
1517 (rs6000_vector_mode_supported_p): Ditto.
1518 (rs6000_mode_dependent_address): Altivec addresses with AND -16
1521 * config/rs6000/vsx.md: New file for VSX support.
1523 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
1524 identifing values with just the most significant bit set.
1525 (enum rs6000_builtins): Add builtins for VSX. Add simple math
1526 vectorized builtins.
1528 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
1529 (UNSPEC_VRFIM): Delete.
1530 (splitter for loading up vector with most significant bit): New
1531 splitter for vectorizing copysign.
1532 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
1533 vectorizing simple math functions.
1534 (altivec_vrfip): Add support for vectorizing simple math functions.
1535 (altivec_vrfim): Ditto.
1536 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
1538 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
1539 (power7.md, vsx.md): Include for power7 support.
1540 (copysigndf3): Use VSX instructions if -mvsx.
1541 (negdf2_fpr): Ditto.
1542 (absdf2_fpr): Ditto.
1543 (nabsdf2_fpr): Ditto.
1544 (adddf3_fpr): Ditto.
1545 (subdf3_fpr): Ditto.
1546 (muldf3_fpr): Ditto.
1547 (divdf3_fpr): Ditto.
1548 (fix_truncdfdi2_fpr): Ditto.
1549 (cmpdf_internal1): Ditto.
1550 (fred, fred_fpr): Convert into expander/insn to add VSX support.
1551 (btruncdf2, btruncdf2_fpr): Ditto.
1552 (ceildf2, ceildf2_fpr): Ditto.
1553 (floordf2, floordf2_fpr): Ditto.
1554 (floatdidf2, floatdidf2_fpr): Ditto.
1555 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
1556 (fmsubdf4_fpr): Ditto.
1557 (fnmadddf4_fpr_1): Ditto.
1558 (fnmadddf4_fpr_2): Ditto.
1559 (fnmsubdf4_fpr_1): Ditto.
1560 (fnmsubdf4_fpr_2): Ditto.
1561 (fixuns_truncdfdi2): Add expander for VSX support.
1562 (fix_truncdfdi2): Ditto.
1563 (fix_truncdfsi2): Ditto.
1565 (btruncsf2): Whitespace.
1566 (movdf_hardfloat32): Add support for VSX registers.
1567 (movdf_softfloat32): Ditto.
1568 (movdf_hardfloat64): Ditto.
1569 (movdf_hardfloat64_mfpgpr): Ditto.
1570 (movdf_softfloat64): Ditto.
1571 (movti splitters): Add check for vector registers supporting
1572 TImode in the future.
1573 (bpermd): Add power7 bpermd instruction.
1575 * config/rs6000/altivec.h (vec_div): Define if VSX.
1579 (vec_nearbyint): Ditto.
1582 (all predicates): Use the generic builtin function, and not the V4SF
1583 specific function so that the predicates will work with VSX's V2DF.
1587 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
1588 Document new VSX functions and types.
1590 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
1593 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
1594 "wa", and "j" constraints. Modify "v" to talk about Altivec
1595 instead of just vector.
1597 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
1600 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
1601 location for phi arguments.
1602 (rewrite_update_phi_arguments): Find locations for reaching defs.
1603 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
1604 Add location to add_phi_arg calls.
1605 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
1606 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
1607 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
1608 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
1609 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
1610 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
1611 * tree-phinodes.c (make_phi_node): Initialize location.
1612 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
1613 (add_phi_arg): Add location parameter.
1614 (remove_phi_arg_num): Move location when moving phi argument.
1615 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
1617 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
1618 slpeel_update_phi_nodes_for_guard1,
1619 slpeel_update_phi_nodes_for_guard2,
1620 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
1621 vect_loop_versioning): Set locations.
1622 * tree-parloops.c (create_phi_for_local_result,
1623 transform_to_exit_first_loop, create_parallel_loop): Add locations.
1624 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
1625 * tree-vect-loop.c (get_initial_def_for_induction,
1626 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
1628 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
1629 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
1630 (gimple_phi_arg_set_location): New. Set locus.
1631 (gimple_phi_arg_has_location): New. Check for locus.
1632 (redirect_edge_var_map_location): New. Return locus from var_map.
1633 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
1634 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
1635 combining PHI arguments.
1636 (cond_store_replacement): Set location.
1637 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
1638 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
1639 scop_add_exit_phis_edge): Add locations.
1640 * tree-cfgcleanup.c (remove_forwarder_block,
1641 remove_forwarder_block_with_phi): Add locations.
1642 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
1643 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
1645 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
1646 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
1647 flush_pending_stmts): Add source location.
1648 * lambda-code.c (perfect_nestify): Maintain location stack with argument
1649 stack to preserve locations.
1650 * tree-vect-stmts.c (vectorizable_load): Add location.
1651 * tree-inline.c (copy_phis_for_bb): Copy locus.
1652 (setup_one_parameter): Add call locus to inlined parameter stmts.
1653 (initialize_inlined_parameters): Pass in call location as parameter
1655 (tree_function_versioning): Pass location to setup_one_parameter.
1656 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
1657 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
1658 copy and edge lists.
1659 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
1660 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
1661 locus parameter and override the stmt default if provided.
1662 (new_elim_graph, clear_elim_graph, delete_elim_graph,
1663 elim_graph_add_edge, elim_graph_remove_succ_edge,
1664 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
1665 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
1666 eliminate_phi): Add locus info in elimination graph for each edge and
1668 (insert_backedge_copies): Copy locus if present.
1669 * tree-flow.h (struct _edge_var_map): Add locus field.
1670 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
1671 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
1672 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
1674 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
1676 2009-07-30 Martin Jambor <mjambor@suse.cz>
1678 PR tree-optimization/40570
1679 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
1682 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
1684 * ssa-loop-manip.c: Include langhooks.h.
1685 (rewrite_phi_with_iv): New.
1686 (rewrite_all_phi_nodes_with_iv): New.
1687 (canonicalize_loop_ivs): Move here from tree-parloops.c.
1688 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
1689 * tree-parloops.c (loop_parallel_p): Move out all conditions
1690 except dependency check.
1691 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
1692 (gen_parallel_loop): Call canonicalize_loop_ivs without
1693 reduction_list argument.
1694 (build_new_reduction): New.
1695 (gather_scalar_reductions): New.
1696 (try_get_loop_niter): New.
1697 (try_create_reduction_list): New.
1698 (parallleize_loops): Change the parallel conditions check.
1699 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
1700 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
1702 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
1704 * opt-functions.awk (opt_args): Allow argument to be enclosed in
1706 * doc/options.texi (Option properties): Mention new quoting syntax.
1708 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1710 * config/alpha/alpha.c (alpha_start_function):
1711 Handle VMS_DEBUG_MAIN_POINTER
1712 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
1713 * doc/invoke.texi: Document -mdebug-main switch.
1715 2009-07-29 Richard Henderson <rth@redhat.com>
1717 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
1718 (cgraph_create_edge_including_clones): Likewise.
1719 * tree-inline.c (copy_bb): Operate on the correct edges
1720 when updating the callgraph.
1722 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1724 * config/alpha/vms-cc.c: Deleted.
1725 * config/alpha/vms-ld.c: Deleted.
1726 * config/alpha/t-vms64: Moved to config/vms
1727 * config/alpha/vms-crt0-64.c: Moved to config/vms
1728 * config/alpha/vms-crt0.c: Moved to config/vms
1729 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
1730 * config/alpha/vms-psxcrt0.c: Moved to config/vms
1731 * config/alpha/xm-vms.h: Moved to config/vms
1732 * config/alpha/x-vms: Moved to config/vms
1733 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
1735 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
1736 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
1738 * config/vms/t-vms64: Moved here from config/alpha
1739 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
1740 (argc,argv,envp): Enforce 32bit malloc'ing.
1741 * config/vms/vms-psxcrt0-64.c: Likewise.
1742 * config/vms/vms-crt0.c: Moved here from config/alpha.
1743 * config/vms/vms-psxcrt0.c: Likewise.
1744 * config/vms/vms-crtl-64.h: New file.
1745 * config/vms/vms-crtl.h: New file.
1746 * config/vms/vms.opt: New file.
1747 * config/vms/xm-vms64.h: New file.
1748 * config/vms/xm-vms.h: Moved here from config/alpha.
1749 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
1751 * config/vms/x-vms: Moved here from config/alpha.
1752 (version, VMS_EXTRA_PARTS): Moved to t-vms.
1753 (vms-ld.o, vms-cc.o): Removed.
1754 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
1756 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1758 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
1759 correct stack (obvious VMS fix).
1761 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1763 * dwarf2out.c (output_file_names): Output VMS style file name, size,
1764 date, version info if VMS_DEBUGGING_INFO defined.
1765 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
1766 size, date calculating code moved here.
1768 2009-07-29 Paul Brook <paul@codesourcery.com>
1770 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
1773 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
1776 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
1777 to DImode when generating insq_le insn.
1779 2009-07-28 Douglas B Rupp <rupp@gnat.com>
1781 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
1782 New macro set for VMS_DEBUGGGING_INFO.
1783 (AT_string_form): Use it.
1785 2009-07-28 DJ Delorie <dj@redhat.com>
1787 * config/mep/mep.c (vtext_section): New.
1788 (vftext_section): New.
1789 (ftext_section): New.
1790 (mep_select_section): Add support for functions.
1791 (mep_unique_section): Likewise.
1792 (mep_asm_init_sections): Likewise.
1793 (mep_encode_section_info): Remove it from here.
1795 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
1797 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
1799 * tree.h (TREE_DEPRECATED): Document it is used for types too.
1800 (TYPE_VECTOR_OPAQUE): Use default_def_flag
1802 2009-07-28 Douglas B Rupp <rupp@gnat.com>
1804 * dwarf2out.c (output_file_names): Test new macro
1805 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
1806 (add_comp_dir_attribute): Likewise.
1808 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
1810 * config/i386/mingw-w64.h (LINK_SPEC): Add
1811 separating space between commands.
1813 2009-07-28 Jan Hubicka <jh@suse.cz>
1815 PR tree-optimization/40759
1816 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
1819 2009-07-27 DJ Delorie <dj@redhat.com>
1821 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
1822 types are dword-aligned.
1823 (mep_expand_va_start): Likewise.
1825 2009-07-27 Olivier Hainque <hainque@adacore.com>
1826 Douglas B Rupp <rupp@gnat.com>
1828 * convert.c (convert_to_pointer): Don't assume the target
1829 pointer type is POINTER_SIZE long. Fetch its precision instead.
1831 2009-07-27 Douglas B Rupp <rupp@gnat.com>
1833 * system.h (fopen): Undefine if macro.
1835 2009-07-27 Jakub Jelinek <jakub@redhat.com>
1837 * dwarf2out.c (output_cfi_p): Removed.
1838 (output_cfis): New function.
1839 (output_fde): New function, split from output_call_frame_info.
1840 (output_call_frame_info): Use it.
1841 (dwarf2out_switch_text_section): Use output_cfis.
1843 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
1845 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
1846 TARGET_BI_ARCH is specified without enabling SJLJ.
1847 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
1848 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
1850 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
1852 * arm.md (negdi2): Use DImode if forcing a value into a register.
1854 2009-07-26 Ira Rosen <irar@il.ibm.com>
1856 PR tree-optimization/40801
1857 * tree-vect-stmts.c (vectorizable_call): Get previous copy
1858 of vector operand from the previous copy of vector statement.
1859 Pass the correct definition type value to
1860 vect_get_vec_def_for_stmt_copy().
1862 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1864 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
1865 const char ** conversion.
1867 2009-07-25 David Daney <ddaney@caviumnetworks.com>
1869 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
1870 fancy_abort() if !ENABLE_ASSERT_CHECKING.
1871 (gcc_unreachable): Invoke __builtin_unreachable() if
1872 !ENABLE_ASSERT_CHECKING.
1874 2009-07-25 David Daney <ddaney@caviumnetworks.com>
1876 PR rtl-optimization/40445
1877 * emit-rtl.c (next_nonnote_insn_bb): New function.
1878 * rtl.h (next_nonnote_insn_bb): Declare new function.
1879 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
1880 with no successors that is the successor of the ENTRY_BLOCK.
1881 Continue from the top after removing an empty fallthrough block.
1882 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
1883 of next_nonnote_insn.
1885 2009-07-25 David Daney <ddaney@caviumnetworks.com>
1887 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
1889 2009-07-25 Martin Jambor <mjambor@suse.cz>
1891 * c-common.c (c_common_attribute_table): New element for noclone.
1892 (handle_noclone_attribute): New function. Forward-declare.
1893 * tree-inline.c (tree_versionable_function_p): Check for noclone
1895 * doc/extend.texi (Labels as Values): Document need for noclone.
1896 (Function Attributes): Document noclone attribute.
1898 2009-07-25 Jakub Jelinek <jakub@redhat.com>
1900 PR rtl-optimization/34999
1901 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
1902 and dw_fde_switched_cold_to_hot fields.
1903 (output_cfi_p): New function.
1904 (output_call_frame_info): If fde->dw_fde_switched_sections,
1905 output 2 FDEs instead of one with corrupted header.
1906 (dwarf2out_do_cfi_startproc): New function.
1907 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
1908 and fde->dw_fde_switched_cold_to_hot.
1909 (dwarf2out_switch_text_section): Compute
1910 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
1911 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
1912 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
1913 Otherwise, compute fde->dw_fde_switch_cfi.
1915 2009-07-24 Cary Coutant <ccoutant@google.com>
1917 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
1919 2009-07-24 Cary Coutant <ccoutant@google.com>
1921 * cfghooks.c (split_block): Copy discriminator to new block.
1922 * tree-cfg.c (assign_discriminator): Check location of last
1923 instruction in block as well as first.
1925 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
1927 * config/i386/linux.c: Use fputs or putc instead of fprintf
1929 * config/i386/gas.h: Ditto.
1930 * config/i386/x86-64.h: Ditto.
1931 * config/i386/att.h: Ditto.
1933 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1935 * expmed.c (emit_store_flag): Use a recursive call to optimize the
1938 2009-07-24 Martin Jambor <mjambor@suse.cz>
1940 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
1941 (ipa_push_func_to_list_1): Declare.
1942 (ipa_push_func_to_list): New function.
1944 * ipa-prop.c (ipa_push_func_to_list_1): New function.
1945 (ipa_init_func_list): Call ipa_push_func_to_list_1.
1946 (ipa_push_func_to_list): Removed.
1947 (ipa_pop_func_from_list): Clear node_enqueued flag.
1949 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
1951 * config/s390/s390.c (override_options): Default
1952 max-unrolled-insns to 100 for z10 tuning.
1954 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
1956 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
1957 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
1958 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
1959 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
1960 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
1961 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
1962 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
1964 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
1966 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
1967 use default set in mingw32.h header.
1968 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
1969 64-bit /mingw/include path.
1970 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
1973 2009-07-23 Neil Vachharajani <nvachhar@google.com>
1975 PR rtl-optimization/40209
1976 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
1978 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
1980 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
1981 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
1982 with the rest of string where appropriate. Use fputs or putc
1983 instead of fprintf where appropriate.
1985 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
1986 Pat Haugen <pthaugen@us.ibm.com>
1987 Revital Eres <ERES@il.ibm.com>
1989 * config/rs6000/vector.md: New file. Move most of the vector
1990 expander support here from altivec.md to allow for the VSX vector
1991 unit in the future. Add support for secondary_reload patterns.
1992 Rewrite the patterns for vector comparison, and vector comparison
1993 predicate instructions so that the RTL expresses the desired
1994 behavior, instead of using unspec.
1996 * config/rs6000/constraints.md ("f" constraint): Use
1997 rs6000_constraints to hold the precalculated register class.
1998 ("d" constraint): Ditto.
1999 ("wd" constraint): New constraint for VSX.
2000 ("wf" constraint): Ditto.
2001 ("ws" constraint): Ditto.
2002 ("wa" constraint): Ditto.
2003 ("wZ" constraint): Ditto.
2004 ("j" constraint): Ditto.
2006 * config/rs6000/predicates.md (vsx_register_operand): New
2008 (vfloat_operand): New predicate for vector.md.
2009 (vint_operand): Ditto.
2010 (vlogical_operand): Ditto.
2011 (easy_fp_constant): If VSX, 0.0 is an easy constant.
2012 (easy_vector_constant): Add VSX support.
2013 (altivec_indexed_or_indirect_operand): New predicate for
2014 recognizing Altivec style memory references with AND -16.
2016 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
2017 for vector secondary reload support.
2018 (rs6000_vector_reg_class): Delete, replacing it with
2020 (rs6000_vsx_reg_class): Ditto.
2021 (rs6000_constraints): New array to hold the register classes of
2022 each of the register constraints that can vary at runtime.
2023 (builtin_mode_to_type): New static array for builtin function type
2025 (builtin_hash_table): New static hash table for builtin function
2027 (TARGET_SECONDARY_RELOAD): Define target hook.
2028 (TARGET_IRA_COVER_CLASSES): Ditto.
2029 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
2030 registers are 128 bits if VSX memory reference instructions are used.
2031 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
2033 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
2034 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
2035 Print several of the scheduling related parameters.
2036 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
2037 rs6000_constraints instead of rs6000_vector_reg_class. Move
2038 -mdebug=reg code to rs6000_debug_reg_global. Add support for
2039 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
2040 Altivec. Add VSX support. Setup for secondary reload support on
2041 Altivec/VSX registers.
2042 (rs6000_override_options): Make power7 set the scheduling groups
2043 like the power5. Add support for new debug switches to override
2044 the scheduling defaults. Temporarily disable -mcpu=power7 from
2045 setting -mvsx. Add support for debug switches -malways-hint,
2046 -msched-groups, and -malign-branch-targets.
2047 (rs6000_buitlin_conversion): Add support for returning unsigned
2048 vector conversion functions to fix regressions due to stricter
2050 (rs6000_builtin_mul_widen_even): Ditto.
2051 (rs6000_builtin_mul_widen_odd): Ditto.
2052 (rs6000_builtin_vec_perm): Ditto.
2053 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
2054 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
2056 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
2058 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
2059 VSX types for bit operations. Changes to accomidate vector.md.
2060 (bdesc_2arg): Ditto.
2061 (bdesc_1arg): Ditto.
2062 (struct builtin_description_predicates): Rewrite predicate
2063 handling so that RTL describes the operation, instead of passing
2064 the instruction to be used as a string argument.
2065 (bdesc_altivec_preds): Ditto.
2066 (altivec_expand_predicate_builtin): Ditto.
2067 (altivec_expand_builtin): Ditto.
2068 (rs6000_expand_ternop_builtin): Use a switch instead of an if
2069 statement for vsldoi support.
2070 (altivec_expand_ld_builtin): Change to use new names from vector.md.
2071 (altivec_expand_st_builtin): Ditto.
2072 (paired_expand_builtin): Whitespace changes.
2073 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
2074 builtin_mode_to_type table for secondary reload. Call
2075 builtin_function_type to build random builtin functions.
2076 (altivec_init_builtins): Change to use builtin_function_type to
2077 create builtin function types dynamically as we need them.
2078 (builtin_hash_function): New support for hashing the tree types
2079 for builtin function as we need it, rather than trying to build
2080 all of the trees that we need. Add initial preliminary VSX support.
2081 (builtin_function_type): Ditto.
2082 (builtin_function_eq): Ditto.
2083 (builtin_hash_struct): Ditto.
2084 (rs6000_init_builtins): Ditto.
2085 (rs6000_common_init_builtins): Ditto.
2086 (altivec_init_builtins): Ditto.
2087 (rs6000_common_init_builtins): Ditto.
2088 (enum reload_reg_type): New enum for simplifing reg classes.
2089 (rs6000_reload_register_type): Simplify register classes into GPR,
2090 Vector, and other registers. Altivec and VSX addresses in reload.
2091 (rs6000_secondary_reload_inner): Ditto.
2092 (rs6000_ira_cover_classes): New target hook, that returns the
2093 appropriate cover classes, based on -mvsx being used or not.
2094 (rs6000_secondary_reload_class): Add VSX support.
2095 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
2096 (get_vsel_insn): Ditto.
2097 (rs6000_emit_vector_compare): Rewrite vector conditional support
2098 so that where we can, we use RTL operators, instead of blindly use
2100 (rs6000_emit_vector_select): Ditto.
2101 (rs6000_emit_vector_cond_expr): Ditto.
2102 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
2103 (create_TOC_reference): Add -mdebug=addr support.
2104 (emit_frame_save): VSX loads/stores need register indexed addressing.
2106 * config/rs6000/rs6000.md: Include vector.md.
2108 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
2110 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2111 support for V2DI, V2DF in logical, permute, select operations.
2113 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
2114 switch for vsx/power7.
2115 (-mvsx-scalar-memory): Ditto.
2116 (-mvsx-align-128): Ditto.
2117 (-mallow-movmisalign): Ditto.
2118 (-mallow-df-permute): Ditto.
2119 (-msched-groups): Ditto.
2120 (-malways-hint): Ditto.
2121 (-malign-branch-targets): Ditto.
2123 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
2125 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
2126 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
2127 (rs6000_vector_reg_class): Delete.
2128 (rs6000_vsx_reg_class): Ditto.
2129 (enum rs6000_reg_class_enum): New enum for the constraints that
2130 vary based on target switches.
2131 (rs6000_constraints): New array to hold the register class for all
2132 of the register constraints that vary based on the switches used.
2133 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
2134 (enum rs6000_builtins): Add unsigned varients for the builtin
2135 declarations returned by target hooks for expanding multiplies,
2136 select, and permute operations. Add VSX builtins.
2137 (enum rs6000_builtin_type_index): Add entries for VSX.
2138 (V2DI_type_node): Ditto.
2139 (V2DF_type_node): Ditto.
2140 (unsigned_V2DI_type_node): Ditto.
2141 (bool_long_type_node): Ditto.
2142 (intDI_type_internal_node): Ditto.
2143 (uintDI_type_internal_node): Ditto.
2144 (double_type_internal_node): Ditto.
2146 * config/rs6000/altivec.md (whole file): Move all expanders to
2147 vector.md from altivec.md. Rename insn matching functions to be
2149 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
2150 (altivec_vcmp*): Ditto.
2151 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
2152 (VM): New iterator for moves that includes the VSX types.
2153 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
2154 (altivec_vperm_<mode>_uns): New, for unsigned types.
2155 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
2156 (altivec_eq<mode>): Ditto.
2157 (altivec_gt<mode>): Ditto.
2158 (altivec_gtu<mode>): Ditto.
2159 (altivec_eqv4sf): Ditto.
2160 (altivec_gev4sf): Ditto.
2161 (altivec_gtv4sf): Ditto.
2162 (altivec_vcmpbfp_p): Ditto.
2164 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
2166 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
2169 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2172 * config/i386/i386.c (output_387_ffreep): Rewrite to use
2173 ASM_SHORT instead of .word.
2174 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
2175 instead of .word in asm template.
2177 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
2180 * ira-lives.c (bb_has_abnormal_call_pred): New function.
2181 (process_bb_node_lives): Use it.
2183 * ira.c (setup_cover_and_important_classes): Don't setup
2184 ira_important_class_nums. Add cover classes to the end of
2186 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
2188 (find_reg_class_closure): Use reorder_important_classes.
2190 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
2192 * config/i386/i386.c (i386_ira_cover_classes): New function.
2193 (TARGET_IRA_COVER_CLASSES): Redefine.
2195 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
2196 importance of order of cover classes in the array.
2198 2009-07-22 Diego Novillo <dnovillo@google.com>
2200 * tree-pass.h (TDF_EH): Define.
2201 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
2202 contains TDF_EH, print the EH region number holding GS.
2203 * tree-dump.c (dump_options): Add "eh".
2204 * doc/invoke.texi: Document it.
2206 2009-07-22 Doug Kwan <dougkwan@google.com>
2208 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
2210 2009-07-22 Michael Matz <matz@suse.de>
2212 PR tree-optimization/35229
2213 PR tree-optimization/39300
2215 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
2216 (inhibit_phi_insertion): New function.
2217 (insert_into_preds_of_block): Call it for REFERENCEs.
2218 (init_pre): Initialize and finalize scalar evolutions.
2219 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
2221 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
2223 * config/i386/predicates.md (zero_extended_scalar_load_operand):
2224 Use CONST_VECTOR_NUNITS to determine number of elements.
2226 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
2228 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
2229 (U, W): Constraints are now deprecated and will be removed if we
2231 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
2233 ("prefetch"): Add the stcmh instruction for prefetching.
2234 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
2236 (s390_short_displacement): Return always true if compiling for
2237 machines not providing the long displacement facility.
2238 (s390_mem_constraint): Support the new constraint letter Z.
2239 (s390_check_qrst_address): New function.
2241 2009-07-21 DJ Delorie <dj@redhat.com>
2243 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
2246 2009-07-21 Jason Merrill <jason@redhat.com>
2248 * c-common.c (max_tinst_depth): Increase default to 1024.
2250 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2252 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
2253 (vec_unpacku_float_lo_v4si): Ditto.
2255 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2258 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
2259 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
2260 (builtin_description): Add __builtin_ia32_cvtudq2ps.
2261 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
2263 2009-07-21 Jakub Jelinek <jakub@redhat.com>
2265 PR tree-optimization/40813
2266 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
2269 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
2271 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
2272 with a NOP_EXPR if needed.
2274 2009-07-21 Paul Brook <paul@codesourcery.com>
2276 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
2277 Terminate debug dump with newline.
2279 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2281 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
2282 Cast "1" to unsigned HOST_WIDE_INT.
2283 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
2284 deposit length to the maximum length - lsb. Extend length if
2285 HOST_BITS_PER_WIDE_INT is 32.
2287 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2289 * cgraph.h (constant_pool_htab): New function.
2290 (constant_descriptor_tree): Move from varasm.c.
2291 * varasm.c (constant_pool_htab): New function.
2292 (constant_descriptor_tree): Move to cgraph.h.
2294 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2296 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
2298 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
2300 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
2303 2009-07-20 Xinliang David Li <davidxl@google.com>
2305 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
2307 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
2309 * config/mips/mips.md (move_type): Add arith.
2310 (type): Handle arith.
2311 (zero_extendsidi2): Rename this into ...
2312 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
2313 (zero_extendsidi2): New expander.
2314 (*zero_extendsidi2_dext): New pattern.
2316 2009-07-20 Nick Clifton <nickc@redhat.com>
2318 * config.gcc (mips64-*-*): Add definition of tm_defines in order
2319 to set MIPS_ABI_DEFAULT.
2320 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
2322 2009-07-20 Jakub Jelinek <jakub@redhat.com>
2324 * tree-object-size.c (addr_object_size): Handle unions with
2325 array in it as last field of structs in __bos (, 1) as __bos (, 0).
2327 PR tree-optimization/40792
2328 * tree.c (build_function_type_skip_args): Remove bogus assert.
2330 2009-07-20 Jan Hubicka <jh@suse.cz>
2331 Martin Jambor <mjambor@suse.cz>
2333 * cgraph.h (combined_args_to_skip): New field.
2334 * cgraph.c (cgraph_create_virtual_clone): Properly handle
2335 combined_args_to_skip and args_to_skip.
2336 * tree-inline.c (update_clone_info): New function.
2337 (tree_function_versioning): Call update_clone_info.
2338 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
2340 (cgraph_materialize_all_clones): More extensive dumping, working
2341 with combined_args_to_skip rather than args_to_skip.
2343 2009-07-20 Ira Rosen <irar@il.ibm.com>
2345 * tree-vectorizer.h (vectorizable_condition): Add parameters.
2346 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
2347 (get_initial_def_for_reduction): Likewise.
2348 (vectorizable_reduction): Skip the check of first operand in case
2349 of COND_EXPR. Add check that it is outer loop vectorization if
2350 nested cycle was detected. Call vectorizable_condition() for
2351 COND_EXPR. If reduction epilogue cannot be created do not fail for
2352 nested cycles (if it is not double reduction). Assert that there
2353 is only one type in the loop in case of COND_EXPR. Call
2354 vectorizable_condition() to vectorize COND_EXPR.
2355 * tree-vect-stmts.c (vectorizable_condition): Update comment.
2356 Add parameters. Allow nested cycles if called from
2357 vectorizable_reduction(). Use reduction vector variable if provided.
2358 (vect_analyze_stmt): Call vectorizable_reduction() before
2359 vectorizable_condition().
2360 (vect_transform_stmt): Update call to vectorizable_condition().
2362 2009-07-20 Christian Bruel <christian.bruel@st.com>
2364 * config/sh/sh.opt (-mfmovd): Resurrect and document.
2365 * doc/invoke.texi (-mfmovd): Likewise.
2366 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
2368 2009-07-20 Jan Hubicka <jh@suse.cz>
2370 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
2371 when handling SSA name.
2373 2009-07-19 Jan Hubicka <jh@suse.cz>
2375 PR tree-optimization/40676
2376 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
2377 virtual PHIs in empty BBs.
2379 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2381 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
2382 re-expanded the compound use gen_lowpart instead to convert to the
2385 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2387 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
2388 OUTER_CONST arguments.
2389 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
2390 the new wider mode will be masked off.
2391 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
2393 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2395 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
2396 high-order bits are zero.
2398 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2400 * combine.c (simplify_shift_const_1): Split code to determine
2402 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
2403 new bits shifted in are identical to the old sign bit.
2405 2009-07-18 Richard Guenther <rguenther@suse.de>
2408 * gimplify.c (gimplify_call_expr): Reject code using results from
2409 functions returning void.
2411 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2413 * doc/md.texi: Document the new PowerPC "es" constraint.
2414 Document that "m" can include automodified addresses on this target,
2415 and explain how %U must be used. Extend the "Q" and "Z" documentation
2416 to suggest "es" as well as "m".
2417 * config/rs6000/constraints.md (es): New memory constraint.
2418 (Q, Z): Update strings to match new documentation.
2420 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2422 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
2423 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
2424 * config/rs6000/predicates.md (volatile_mem_operand): Use
2425 offsettable_nonstrict_memref_p.
2426 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
2427 (*floatunssidf2_internal): Likewise.
2428 (*fix_truncdfsi2_internal): Likewise.
2429 (*fix_trunctfsi2_internal): Likewise.
2431 2009-07-17 Anatoly Sokolov <aesok@post.ru>
2433 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
2435 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2437 2009-07-17 Richard Guenther <rguenther@suse.de>
2440 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
2441 (pass_warn_unused_result): Likewise.
2442 (TODO_set_props): Remove.
2443 * omp-low.c (diagnose_omp_structured_block_errors): Change to
2445 (pass_diagnose_omp_blocks): Define.
2446 * c-decl.c (pop_file_scope): Do not finalize the CU here.
2447 (c_gimple_diagnostics_recursively): Remove.
2448 (finish_function): Do not call it.
2449 (c_write_global_declarations): Continue after errors.
2450 Finalize the CU here.
2451 * c-gimplify.c (c_genericize): Do not gimplify here.
2452 * c-common.c (c_warn_unused_result): Move ...
2453 * tree-cfg.c (do_warn_unused_result): ... here.
2454 (run_warn_unused_result): New function.
2455 (gate_warn_unused_result): New function.
2456 (pass_warn_unused_result): New pass.
2457 * c-common.h (c_warn_unused_result): Remove.
2458 * flags.h (flag_warn_unused_result): Declare.
2459 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
2460 * opts.c (flag_warn_unused_result): Initialize to false.
2461 * toplev.c (compile_file): Add comment.
2462 * omp-low.c (create_omp_child_function): Do not register
2463 the function with the frontend.
2464 (diagnose_omp_structured_block_errors): Prepare to be
2465 called as optimization pass.
2466 (gate_diagnose_omp_blocks): New function.
2467 (pass_diagnose_omp_blocks): New pass.
2468 * cgraph.h (cgraph_optimize): Remove.
2469 (cgraph_analyze_function): Likewise.
2470 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
2471 * cgraphunit.c (cgraph_lower_function): Lower nested functions
2472 before their parents here.
2473 (cgraph_finalize_function): Not here.
2474 (cgraph_analyze_function): Gimplify functions here.
2475 (cgraph_finalize_compilation_unit): Continue after errors.
2476 Optimize the callgraph from here.
2477 (cgraph_optimize): Make static.
2478 * langhooks.c (write_global_declarations): Finalize the CU.
2479 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
2480 (gimplify_function_tree): Assert we gimplify only once.
2481 Set PROP_gimple_any property.
2482 * tree-nested.c (gimplify_all_functions): New function.
2483 (lower_nested_functions): Gimplify all nested functions.
2484 * gimple.h (diagnose_omp_structured_block_errors): Remove.
2485 * passes.c (init_optimization_passes): Add pass_warn_unused_result
2486 and pass_diagnose_omp_blocks after gimplification. Do not
2487 set TODO_set_props on all_lowering_passes.
2488 (execute_one_pass): Do not handle TODO_set_props.
2489 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
2490 (gimplify.o): Add tree-pass.h dependency.
2491 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
2492 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
2493 (unsave_r): Likewise.
2494 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
2497 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
2499 * doc/service.texi (Service): Restore previously removed link,
2500 which isn't broken after all.
2502 2009-07-17 Richard Guenther <rguenther@suse.de>
2504 PR tree-optimization/40321
2505 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
2506 PHI nodes to the maximal set.
2507 (make_values_for_phi): Add PHI arguments to the maximal set.
2508 (execute_pre): Dump PHI_GEN and the maximal set.
2510 2009-07-17 Jakub Jelinek <jakub@redhat.com>
2513 * gimplify.c (gimplify_conversion): Don't change non-conversions into
2516 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
2518 * doc/extend.texi (Nested Functions): Replace broken link with
2520 * doc/service.texi (Service): Remove broken link.
2522 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
2525 * builtins.c (expand_builtin_memcmp): Use loc instead of
2526 EXPR_LOCATION (exp).
2527 (expand_builtin_strncmp): Likewise.
2529 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
2530 Manuel López-Ibáñez <manu@gcc.gnu.org>
2533 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
2534 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
2535 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
2536 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
2537 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
2538 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
2539 tree-inline.c, c-common.c, c-common.h, gimple.c,
2540 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
2541 convert.c: Add location argument to fold_{unary,binary,ternary},
2542 fold_build[123], build_call_expr, build_size_arg,
2543 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
2544 fold_build1_initializer, fold_build2_initializer,
2545 fold_build3_initializer, fold_build_call_array,
2546 fold_build_call_array_initializer, fold_single_bit_test,
2547 omit_one_operand, omit_two_operands, invert_truthvalue,
2548 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
2549 combine_comparisons, fold_builtin_*, fold_call_expr,
2550 build_range_check, maybe_fold_offset_to_address, round_up,
2553 2009-07-16 Jason Merrill <jason@redhat.com>
2556 * c-common.c (c_common_reswords): Add __is_standard_layout
2558 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
2559 * doc/implement-cxx.texi: New.
2560 * doc/gcc.texi: Include it.
2562 2009-07-16 DJ Delorie <dj@redhat.com>
2564 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
2565 compares that may be indirectly affected by previous instructions.
2567 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2569 * builtins.c (do_mpc_arg2): New.
2570 (fold_builtin_2): Fold builtin cpow.
2571 * real.h (HAVE_mpc_pow): New.
2573 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
2575 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
2576 comparison to skip unprofitable schedule
2578 2009-07-16 Simon Baldwin <simonb@google.com>
2580 * gcc.c (option_map): New flag -no-canonical-prefixes.
2581 * (display_help): Print help text for new flag.
2582 * (process_command): Move options translation and language specifics
2583 and handle new flag early. Use it to set a function pointer to a
2584 prefix builder. Replace make_relative_prefix calls with calls to
2585 the function pointed to. Ignore new flag in regular options handling.
2586 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
2588 2009-07-15 DJ Delorie <dj@redhat.com>
2590 * config/mep/mep.md (sibcall_internal): Change register to avoid
2592 (sibcall_value_internal): Likewise.
2594 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
2596 PR rtl-optimization/40710
2597 * resource.c (mark_target_live_regs): Reset DF problem to LR.
2599 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
2601 * config/mips/mips.md (*extenddi_truncate<mode>,
2602 *extendsi_truncate<mode>): Change type attribute to move_type
2603 with shift_shift. Split out code handling exts from here ...
2604 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
2606 (*extendhi_truncateqi): Change type attribute to move_type with
2607 shift_shift. Split out code handling exts from here ...
2608 (*extendhi_truncateqi_exts): ... to this new pattern.
2610 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
2612 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
2613 instead of "and" with inverted sign bit mask value. Use
2614 "nonimmediate_operand" for operand 1 and operand 2 predicate.
2615 Allocate registers only for operand 4 and operand 5.
2617 2009-07-15 Jakub Jelinek <jakub@redhat.com>
2620 * fold-const.c (fold_cond_expr_with_comparison): When folding
2621 < and <= to MIN, make sure the MIN uses the same type as the
2622 comparison's operands.
2624 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
2626 * arm.md (ior_xor): New code iterator.
2627 (split for ior/xor with shift and zero-extend): New split pattern.
2628 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
2630 2009-07-15 Richard Guenther <rguenther@suse.de>
2632 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
2635 2009-07-15 Richard Guenther <rguenther@suse.de>
2638 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
2640 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
2642 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
2643 handle 2.6.30 kernel.
2645 2009-07-15 DJ Delorie <dj@redhat.com>
2647 * config/mep/mep.md (sibcall_internal): Change register to allow
2648 for 24-bit addresses.
2649 (sibcall_value_internal): Likewise.
2651 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
2653 * doc/invoke.texi: Added descriptions of the scheduling heuristics
2654 that are enabled/disabled by the flags introduced by a previous patch.
2656 2009-07-14 DJ Delorie <dj@redhat.com>
2658 * config/mep/mep.md (sibcall_internal): Include non-toggling
2660 (sibcall_value_internal): Likewise.
2662 2009-07-14 Taras Glek <tglek@mozilla.com>
2663 Rafael Espindola <espindola@google.com>
2665 * doc/sourcebuild.texi: Document install-plugin target.
2666 * configure.ac: Added install-plugin target to language makefiles.
2667 * configure: Regenerate.
2668 * Makefile.in: (install-plugin): Install more headers,
2669 depend on lang.install-plugin.
2671 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
2673 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
2676 2009-07-14 DJ Delorie <dj@redhat.com>
2678 * config/mep/mep.c (mep_vliw_jmp_match): New function.
2679 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
2680 * config/mep/mep.md (sibcall_internal): Change test from
2681 mep_vliw_mode_match to mep_vliw_jmp_match.
2682 (sibcall_value_internal): Likewise.
2684 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
2686 * config/i386/sse.md (copysign<mode>3): New expander.
2687 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
2688 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
2689 Use ix86_build_const_vector.
2690 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
2691 IX86_BUILTIN_CPYSGNPD.
2692 (builtin_description): Add __builtin_ia32_copysignps and
2693 __builtin_ia32_copysignpd.
2694 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
2695 and BUILT_IN_COPYSIGNF.
2697 2009-07-13 Jason Merrill <jason@redhat.com>
2699 * builtins.c (can_trust_pointer_alignment): New fn.
2700 (get_pointer_alignment): Factor it out from here.
2701 * tree.h: Declare it.
2703 2009-07-14 David Edelsohn <edelsohn@gnu.org>
2705 * config/rs6000/predicates.md (offsettable_mem_operand): Test
2708 2009-07-14 Dodji Seketeli <dodji@redhat.com>
2712 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
2714 2009-07-14 Richard Guenther <rguenther@suse.de>
2715 Andrey Belevantsev <abel@ispras.ru>
2718 * cfgexpand.c (partition_stack_vars): Do not bother to update
2719 alias information when not optimizing.
2721 2009-07-14 Richard Guenther <rguenther@suse.de>
2722 Andrey Belevantsev <abel@ispras.ru>
2724 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
2725 (pt_solution_set): Likewise.
2726 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
2727 * tree-ssa-structalias.c (pt_solution_set): New function.
2728 * final.c (rest_of_clean_state): Free SSA data structures.
2729 * print-rtl.c (print_decl_name): Remove.
2730 (print_mem_expr): Implement in terms of print_generic_expr.
2731 * alias.c (ao_ref_from_mem): New function.
2732 (rtx_refs_may_alias_p): Likewise.
2733 (true_dependence): Query alias-export info.
2734 (canon_true_dependence): Likewise.
2735 (write_dependence_p): Likewise.
2736 * tree-dfa.c (get_ref_base_and_extent): For void types leave
2738 * emit-rtl.c (component_ref_for_mem_expr): Remove.
2739 (mem_expr_equal_p): Use operand_equal_p.
2740 (set_mem_attributes_minus_bitpos): Do not use
2741 component_ref_for_mem_expr.
2742 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
2743 (update_alias_info_with_stack_vars): Likewise.
2744 (partition_stack_vars): Call update_alias_info_with_stack_vars.
2745 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
2746 explicitly nor clear stmt operands.
2747 Free the decl-to-pointer map.
2748 * tree-optimize.c (execute_free_datastructures): Do not free
2749 SSA data structures here.
2750 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
2751 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
2752 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
2754 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
2756 2009-07-13 DJ Delorie <dj@redhat.com>
2758 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
2759 unrolling at the right iteration count.
2761 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
2764 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
2766 * haifa-sched.c (rank_for_schedule): Introduced flags to
2767 enable/disable individual scheduling heuristics.
2768 * common.opt: Introduced flags to enable/disable individual
2769 heuristics in the scheduler.
2770 * doc/invoke.texi: Introduced flags to enable/disable individual
2771 heuristics in the scheduler.
2773 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
2775 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
2776 config/i386/mingw-tls.c.
2777 * config/i386/mingw-tls.c: Removed.
2779 2009-07-13 Ira Rosen <irar@il.ibm.com>
2781 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
2782 checks access only relevant statements.
2783 (vectorizable_reduction): Likewise.
2785 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
2787 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
2788 just for 32-bit case.
2790 2009-07-12 Jan Hubicka <jh@suse.cz>
2792 PR tree-optimization/40585
2793 * except.c (expand_resx_expr): When there already is resume
2794 instruction, produce linked list.
2795 (build_post_landing_pads): Assert that resume is empty.
2796 (connect_post_landing_pads): Handle resume lists.
2797 (dump_eh_tree): Dump resume list.
2799 2009-07-12 Ira Rosen <irar@il.ibm.com>
2801 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
2802 with additional argument.
2803 * tree-vectorizer.h (enum vect_def_type): Add
2804 vect_double_reduction_def.
2805 (vect_is_simple_reduction): Add argument.
2806 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
2808 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
2809 vect_is_simple_reduction with additional argument.
2810 (vect_analyze_loop_operations): Handle exit phi nodes in case of
2812 (reduction_code_for_scalar_code): Handle additional codes by
2813 returning ERROR_MARK for them. Fix comment and indentation.
2814 (vect_is_simple_reduction): Fix comment, add argument to specify
2815 double reduction. Detect double reduction.
2816 (get_initial_def_for_induction): Fix indentation.
2817 (get_initial_def_for_reduction): Fix comment and indentation.
2818 Handle double reduction. Create initial definitions that do not
2819 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
2820 (vect_create_epilog_for_reduction): Fix comment, add argument to
2821 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
2822 epilogue result extraction. Create double reduction phi node and
2823 replace relevant uses.
2824 (vectorizable_reduction): Call vect_is_simple_reduction with
2825 additional argument. Fix indentation. Update epilogue code treatment
2826 according to the changes in reduction_code_for_scalar_code. Check
2827 for double reduction. Call vect_create_epilog_for_reduction with
2828 additional argument.
2829 * tree-vect-stmts.c (process_use): Handle double reduction, update
2831 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
2832 (vect_get_vec_def_for_operand): Likewise.
2834 2009-07-12 Danny Smith <dansmister@gmail.com>
2836 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
2837 dllexport if !TREE_PUBLIC.
2838 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
2840 2009-07-11 Anatoly Sokolov <aesok@post.ru>
2842 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
2843 (avr_extra_arch_macro) Remove declatation.
2844 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
2845 (avr_extra_arch_macro) Declare as static.
2846 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
2848 2009-07-11 Jan Hubicka <jh@suse.cz>
2851 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
2853 2009-07-11 Jakub Jelinek <jakub@redhat.com>
2856 * dwarf2out.c (dw_fde_struct): Add in_std_section and
2857 cold_in_std_section bits.
2858 (dwarf2out_begin_prologue): Initialize them.
2859 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
2860 if already covered by text_section or cold_text_section range.
2862 PR rtl-optimization/40667
2863 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
2864 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
2865 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
2866 * config/i386/i386.c (ix86_minimum_alignment): New function.
2867 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
2868 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
2869 * emit-rtl.c (gen_reg_rtx): Likewise.
2870 * function.c (assign_parms): Likewise. If nominal_type needs
2871 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
2872 rather than passed_type's alignment.
2875 * function.c (assign_parm_setup_stack): Adjust
2876 MEM_OFFSET (data->stack_parm) if promoted_mode is different
2877 from nominal_mode on big endian.
2879 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
2881 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
2883 2009-07-10 DJ Delorie <dj@redhat.com>
2885 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
2887 2009-07-10 Mark Mitchell <mark@codesourcery.com>
2889 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
2891 (thumb2_cbnz): Likewise.
2893 2009-07-10 David Daney <ddaney@caviumnetworks.com>
2896 * config.gcc (supported_defaults): Add synci.
2897 (with_synci): Add validation.
2898 (all_defaults): Add synci.
2899 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
2902 * config/mips/mips.opt (msynci): New option.
2903 * config/mips/mips.c (mips_override_options): Warn on use of
2904 -msynci for targets that do now support it.
2905 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
2907 * gcc/doc/invoke.texi (-msynci): Document the new option.
2908 * doc/install.texi (--with-synci): Document the new option.
2910 2009-07-10 Richard Guenther <rguenther@suse.de>
2912 PR tree-optimization/40496
2913 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
2914 the PHI result with a compatible type.
2916 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
2920 * c.opt (Wunused-result): New.
2921 * doc/invoke.texi: Document it.
2922 * c-common.c (c_warn_unused_result): Use it.
2924 2009-07-09 DJ Delorie <dj@redhat.com>
2926 * targhooks.c (default_target_can_inline_p): Rename from
2927 default_target_option_can_inline_p.
2928 * targhooks.h (default_target_can_inline_p): Likewise.
2929 * target-def.h (TARGET_CAN_INLINE_P): Rename from
2930 TARGET_OPTION_CAN_INLINE_P.
2931 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
2932 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
2933 (mep_target_can_inline_p): Rename from
2934 mep_target_option_can_inline_p.
2937 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
2938 registers used to pass vectors.
2940 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
2942 2009-07-09 Tom Tromey <tromey@redhat.com>
2944 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
2945 * config/mmix/mmix.c: Include dwarf2.h.
2946 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
2947 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
2948 * config/sh/sh.c: Include dwarf2.h.
2949 * config/i386/i386.c: Include dwarf2.h.
2950 * Makefile.in (DWARF2_H): Remove 'elf'.
2951 * except.c: Include dwarf2.h.
2952 * unwind-dw2.c: Include dwarf2.h.
2953 * dwarf2out.c: Include dwarf2.h.
2954 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
2955 * unwind-dw2-fde.c: Include dwarf2.h.
2956 * dwarf2asm.c: Include dwarf2.h.
2958 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
2960 * haifa-sched.c (insn_finishes_cycle_p): New static function.
2961 (max_issue): Use it.
2962 * sched-int.h (struct sched_info: insn_finishes_block_p): New
2964 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
2965 (region_sched_info): Update.
2966 * sched-ebb.c (ebb_sched_info): Update.
2967 * modulo-sched.c (sms_sched_info): Update.
2968 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
2970 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
2972 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
2974 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
2976 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
2978 2009-07-09 Jakub Jelinek <jakub@redhat.com>
2981 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
2982 arg1 with arg01 if arg1 is already INTEGER_CST.
2984 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
2986 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
2987 Transform (and (truncate)) into (truncate (and)).
2989 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
2991 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
2992 creating LHS paradoxical subregs. Fix surrounding returns to
2993 use NULL_RTX rather than 0.
2995 2009-07-08 DJ Delorie <dj@redhat.com>
2997 * config/mep/mep.c: (mep_option_can_inline_p): New.
2998 (TARGET_OPTION_CAN_INLINE_P): Define.
3000 2009-07-08 Mark Wielaard <mjw@redhat.com>
3003 * dwarf2out.c (add_data_member_location_attribute): When we have
3004 only a constant offset don't emit a new location description using
3005 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
3008 2009-07-08 Richard Henderson <rth@redhat.com>
3011 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
3012 (enum reg_class): Add CLOBBERED_REGS.
3013 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
3014 * config/i386/i386.c (ix86_conditional_register_usage): Moved
3015 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
3016 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
3017 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
3018 force 64-bit sibcalls into R11.
3019 * config/i386/constraints.md (U): New constraint.
3020 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
3021 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
3022 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
3024 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
3026 * basic-block.h (dump_regset, debug_regset): Remove duplicate
3028 * c-objc-common.h (c_initialize_diagnostics): Ditto.
3029 * ebitmap.h (dump_ebitmap): Ditto.
3030 * optabs.h (optab_libfunc): Ditto.
3031 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
3032 * tree-flow.h (vect_can_force_dr_alignment_p,
3033 get_vectype_for_scalar_type): Ditto.
3034 (vectorize_loops): Move prototype to ...
3035 * tree-vectorizer.h: ... here. Also, adjust comment.
3036 (vect_set_verbosity_level): Remove duplicate prototype.
3037 * tree-ssa-loop.c: Include tree-vectorizer.h.
3038 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
3040 2009-07-08 Nick Clifton <nickc@redhat.com>
3042 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
3045 2009-07-08 DJ Delorie <dj@redhat.com>
3047 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
3048 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
3049 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
3051 * config/mep/intrinsics.md: Regenerated.
3052 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
3053 registers when asm() or calls are detected.
3055 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3058 * gimplify.c (gimplify_expr): Propagate no_warning flag when
3060 * gimple (gimple_build_call_from_tree): Likewise.
3061 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
3062 no_warning flag before warning.
3064 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3066 * tree.c (set_expr_locus): Remove.
3067 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
3068 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
3070 * gimplify.c (internal_get_tmp_var): Likewise.
3071 (gimplify_call_expr): Likewise.
3072 (gimplify_one_sizepos): Likewise.
3074 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
3077 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
3078 to variables for debugging purposes.
3080 2009-06-23 Mark Loeser <mark@halcy0n.com>
3083 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
3085 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3087 * pretty-print.c (pp_base_format): Remove %J.
3088 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3089 gcc_cxxdiag_char_table): Likewise.
3090 (init_dynamic_diag_info): Likewise.
3092 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3094 * pretty-print.c (pp_base_format): Remove %H.
3095 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3096 gcc_cxxdiag_char_table): Likewise.
3097 (init_dynamic_diag_info): Likewise.
3098 * config/mep/mep.c (mep_select_section): Likewise.
3100 2009-07-07 Duncan Sands <baldrick@free.fr>
3102 * final.c (pass_clean_state): Give the pass a name.
3103 * passes.c (pass_rest_of_compilation): Likewise.
3104 * tree-optimize.c (pass_all_optimizations): Likewise.
3106 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
3108 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
3109 an extra 'decl' for error_at.
3111 2009-07-07 Jakub Jelinek <jakub@redhat.com>
3114 * tree-tailcall.c (adjust_return_value_with_ops,
3115 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
3116 if it has complex or vector type.
3118 2009-07-07 Olivier Hainque <hainque@adacore.com>
3120 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
3123 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
3125 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
3127 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3129 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
3130 * c-decl.c: Likewise.
3131 * function.c: Likewise.
3132 * varasm.c: Likewise.
3133 * tree-ssa.c: Likewise.
3134 * c-common.c: Likewise.
3135 * tree-cfg.c: Likewise.
3136 * config/spu/spu.c: Likewise.
3137 * config/ia64/ia64.c: Likewise.
3138 * config/v850/v850.c: Likewise.
3140 2009-07-06 DJ Delorie <dj@redhat.com>
3142 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
3143 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
3144 unspecified accesses to control registers.
3145 * config/mep/intrinsics.md: Regenerate.
3146 * config/mep/intrinsics.h: Regenerate.
3147 * config/mep/mep-intrin.h: Regenerate.
3149 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3151 * c-lex.c: Replace %H by an explicit location. Update all calls.
3152 * c-common.c: Likewise.
3153 * c-decl.c: Likewise.
3154 * c-typeck.c: Likewise.
3155 * fold-const.c: Likewise.
3156 * gimplify.c: Likewise.
3158 * tree-cfg.c: Likewise.
3159 * tree-ssa-loop-niter.c: Likewise.
3160 * tree-vrp.c: Likewise.
3161 * value-prof.c: Likewise.
3163 2009-07-06 Diego Novillo <dnovillo@google.com>
3165 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
3166 if it has one. Handle cases where VAR does not have an
3167 annotation or cfun is NULL.
3169 2009-07-06 Diego Novillo <dnovillo@google.com>
3171 * tree.c: Include debug.h.
3172 (initialize_tree_contains_struct): New.
3173 (init_ttree): Call it.
3174 (tree_node_structure_for_code): Factor out of ...
3175 (tree_node_structure): ... here.
3176 * treestruct.def (TS_PHI_NODE): Remove.
3177 (TS_GIMPLE_STATEMENT): Remove.
3179 2009-07-06 Diego Novillo <dnovillo@google.com>
3181 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
3182 (debug_tree_chain): Handle cycles.
3184 2009-07-06 Nick Clifton <nickc@redhat.com>
3185 DJ Delorie <dj@redhat.com>
3187 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3188 __FMOVD_ENABLED__ is defined.
3190 (TARGET_FMOVD): Provide a default definition.
3191 (MASK_FMOVD): Likewise.
3192 (TARGET_CPU_CPP_BUILTINS): Define
3193 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3194 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3195 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
3196 (split for DF load from memory into register): Also handle
3197 MEMs which consist of REG+DISP addressing.
3198 (split for DF store from register to memory): Likewise.
3199 (movsf_ie): Always use single fp_mode.
3200 * config/sh/sh.c (sh_override_options): Do not automatically
3201 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3202 that to the -mfmovd command line switch.
3203 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
3204 (fldi_ok): Always allow.
3205 * config/sh/sh.opt (mfmovd): Remove this switch.
3206 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3208 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
3209 Kaz Kojima <kkojima@gcc.gnu.org>
3211 PR rtl-optimization/30807
3212 * postreload.c (reload_combine): For every new use of REG_SUM,
3213 record the use of BASE.
3215 2009-07-06 Jan Hubicka <jh@suse.cz>
3217 * params.def: Revert my accidental commit at 2009-06-30.
3219 2009-07-04 Ian Lance Taylor <iant@google.com>
3222 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
3224 (mingw_format_attribute_overrides): Likewise.
3226 2009-07-04 Jakub Jelinek <jakub@redhat.com>
3229 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
3230 don't check cfa.reg. Instead of cfa.indirect use
3231 fde && fde->drap_reg != INVALID_REGNUM test.
3233 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
3235 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
3237 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
3240 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
3242 2009-07-03 Richard Guenther <rguenther@suse.de>
3244 PR tree-optimization/40640
3245 * tree-switch-conversion.c (build_arrays): Perform arithmetic
3248 2009-07-03 Jan Hubicka <jh@suse.cz>
3250 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
3251 for size, reduce amount of inlining.
3253 2009-07-03 Richard Guenther <rguenther@suse.de>
3256 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
3257 if t +- x is known to not overflow and the conversion widens the
3259 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
3261 2009-07-03 Jan Hubicka <jh@suse.cz>
3263 * ipa-pure-const.c (analyze): Update loop optimizer init.
3264 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
3265 try_remove_empty_loop, remove_empty_loops): Remove.
3266 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
3267 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
3268 to mark regular loops as neccesary.
3269 (degenerate_phi_p): New function.
3270 (propagate_necessity, remove_dead_phis): Use it.
3271 (forward_edge_to_pdom): Likewise.
3272 (eliminate_unnecessary_stmts): Take care to remove uses of results of
3273 virtual PHI nodes that became unreachable.
3274 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
3275 * tree-flow.h (remove_empty_loops): Remove.
3276 * passes.c (init_optimization_passes): Remove.
3278 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
3280 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
3281 can_create_pseudo_p.
3282 (*fix_trunc<mode>_i387_1): Ditto.
3283 (*floathi<mode>2_1): Ditto.
3284 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
3285 (*fistdi2_1): Ditto.
3286 (*fist<mode>2_1): Ditto.
3287 (frndintxf2_floor): Ditto.
3288 (*fist<mode>2_floor_1): Ditto.
3289 (frndintxf2_ceil): Ditto.
3290 (*fist<mode>2_ceil_1): Ditto.
3291 (frndintxf2_trunc): Ditto.
3292 (frndintxf2_mask_pm): Ditto.
3293 (fxam<mode>2_i387_with_temp): Ditto.
3294 * config/i386/sse.md (mulv16qi3): Ditto.
3295 (*sse2_mulv4si3): Ditto.
3297 (sse4_2_pcmpestr): Ditto.
3298 (sse4_2_pcmpistr): Ditto.
3300 2009-07-03 Jan Hubicka <jh@suse.cz>
3302 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
3303 (mark_stmt_necessary): Set it.
3304 (mark_operand_necessary): Set it.
3305 (mark_control_dependent_edges_necessary): Set it.
3306 (mark_virtual_phi_result_for_renaming): New function.
3307 (get_live_post_dom): New function.
3308 (forward_edge_to_pdom): New function.
3309 (remove_dead_stmt): Fix handling of control dependences.
3310 (tree_dce_init): Init new bitmap.
3311 (tree_dce_done): Free it.
3313 2009-07-02 Richard Guenther <rguenther@suse.de>
3316 * tree-ssa-structalias.c (new_var_info): Initialize
3319 2009-07-02 Jan Hubicka <jh@suse.cz>
3321 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
3324 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
3326 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
3327 instead of recomputing it. Adjust calls.
3328 (emit_store_flag): Adjust recursive calls.
3330 2009-07-02 Richard Guenther <rguenther@suse.de>
3332 * tree-ssa-live.c (remove_unused_locals): Do not remove
3334 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
3335 of DECL_EXTERNAL for HEAP variables.
3336 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
3337 HEAP variables. Do not adjust RESTRICT vars.
3338 (find_what_var_points_to): Nobody cares if something
3341 2009-07-02 Ben Elliston <bje@au.ibm.com>
3343 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
3344 pc_low and pc_high declarations to the top of the function.
3346 2009-07-01 DJ Delorie <dj@redhat.com>
3348 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
3350 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
3351 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
3352 unspecified accesses to control registers.
3353 * config/mep/intrinsics.md: Regenerate.
3354 * config/mep/intrinsics.h: Regenerate.
3355 * config/mep/mep-intrin.h: Regenerate.
3357 2009-07-01 Anthony Green <green@moxielogic.com>
3359 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
3360 instruction when possible.
3361 (moxie_expand_prologue): Ditto. Also, save an instruction and
3362 some complexity by popping off of $r12 instead of $sp.
3363 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
3366 2009-07-01 Richard Henderson <rth@redhat.com>
3369 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
3370 contained no insns, reposition note before last insn.
3372 2009-07-01 Richard Henderson <rth@redhat.com>
3375 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
3376 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
3378 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
3381 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
3382 darwin9 for printing reg addresses with %y.
3384 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3386 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
3387 truncation from operands in binary operations.
3389 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3392 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
3393 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
3394 subreg of op0 to the original op0.
3396 * expmed.c (store_bit_field_1): Use a temporary as the destination
3397 instead of a paradoxical subreg when we need to truncate the result.
3399 2009-07-01 DJ Delorie <dj@redhat.com>
3401 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
3402 names to VLIW variants.
3403 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
3404 * config/mep/intrinsics.md: Regenerate.
3405 * config/mep/intrinsics.h: Regenerate.
3406 * config/mep/mep-intrin.h: Regenerate.
3408 2009-07-01 Jakub Jelinek <jakub@redhat.com>
3411 * jump.c (returnjump_p): Revert last patch.
3412 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
3414 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3417 * pa.md (casesi32p): Use jump table label to determine the offset
3419 (casesi64p): Likewise.
3421 * pa.c (forward_branch_p): Return bool type. Use instruction
3422 addresses when available. Assert that INSN has a jump label.
3423 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
3426 2009-07-01 Richard Guenther <rguenther@suse.de>
3428 PR tree-optimization/19831
3429 * tree-ssa-dce.c (propagate_necessity): Calls to functions
3430 that only act as barriers do not make any previous stores necessary.
3431 * tree-ssa-structalias.c (handle_lhs_call): Delay making
3432 HEAP variables global, do not add a constraint from nonlocal.
3433 (find_func_aliases): Handle escapes through return statements.
3434 (compute_points_to_sets): Make escaped HEAP variables global.
3436 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3439 * expmed.c (emit_store_flag): Perform a conversion if necessary,
3440 after reducing a DImode cstore to SImode.
3442 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3444 * expr.c (expand_expr_real_1): Reinstate fallthrough to
3445 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
3447 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
3449 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
3450 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
3452 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
3453 and umod_optab if TARGET_BSD_DIVMOD.
3454 * config/vax/lib1funcs.asm: New file.
3455 * config/vax/t-linux: New file.
3456 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
3458 2009-06-30 Jakub Jelinek <jakub@redhat.com>
3461 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
3462 to type arguments that have void type.
3465 * dwarf2out.c (gen_formal_parameter_die): Call
3466 equate_decl_number_to_die if node is different from origin.
3468 2009-06-30 Anthony Green <green@moxielogic.com>
3470 Clean up moxie port for --enable-build-with-cxx.
3471 * config/moxie/moxie.c (moxie_function_value): First two
3472 parameters are const_tree, not tree.
3473 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
3474 (REG_CLASS_NAMES): Ditto.
3475 (REGNO_REG_CLASS): Ditto.
3476 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
3477 (moxie_function_value): Fix constyness of arguments.
3479 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
3481 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
3482 finalize_size_functions before further processing.
3483 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
3484 (variable_size): Call self_referential_size on size expressions
3485 that contain a PLACEHOLDER_EXPR.
3486 (size_functions): New static variable.
3487 (copy_self_referential_tree_r): New static function.
3488 (self_referential_size): Likewise.
3489 (finalize_size_functions): New global function.
3490 * tree.c: Include tree-inline.h.
3491 (push_without_duplicates): New static function.
3492 (find_placeholder_in_expr): New global function.
3493 (substitute_in_expr) <tcc_declaration>: Return the replacement object
3495 <tcc_expression>: Likewise.
3496 <tcc_vl_exp>: If the replacement object is a constant, try to inline
3497 the call in the expression.
3498 * tree.h (finalize_size_functions): Declare.
3499 (find_placeholder_in_expr): Likewise.
3500 (FIND_PLACEHOLDER_IN_EXPR): New macro.
3501 (substitute_placeholder_in_expr): Update comment.
3502 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
3504 (copy_tree_body_r): Likewise.
3505 (copy_tree_body): New static function.
3506 (maybe_inline_call_in_expr): New global function.
3507 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
3508 (maybe_inline_call_in_expr): Declare.
3509 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
3510 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
3513 2009-06-30 Richard Guenther <rguenther@suse.de>
3515 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
3517 (propagate_necessity): Do not mark reaching defs of stores
3520 2009-06-30 Jan Hubicka <jh@suse.cz>
3522 * cfgloopanal.c (check_irred): Move into ...
3523 (mark_irreducible_loops): ... here; return true if ireducible
3525 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
3526 (analyze_function): Try to prove loop finiteness.
3527 * cfgloop.h (mark_irreducible_loops): Update prototype.
3528 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
3530 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
3532 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
3534 2009-06-30 Ira Rosen <irar@il.ibm.com>
3536 PR tree-optimization/40542
3537 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
3540 2009-06-30 Martin Jambor <mjambor@suse.cz>
3542 PR tree-optimization/40582
3543 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
3544 than useless_type_conversion_p.
3545 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
3548 2009-06-30 Martin Jambor <mjambor@suse.cz>
3551 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
3553 2009-06-30 Richard Guenther <rguenther@suse.de>
3555 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
3556 use ao_ref references.
3557 (walk_aliased_vdefs): Likewise.
3558 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
3559 * tree-ssa-dce.c (struct ref_data): Remove.
3560 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
3561 (mark_aliased_reaching_defs_necessary): Adjust.
3562 (mark_all_reaching_defs_necessary_1): Likewise.
3564 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
3567 * expmed.c (emit_cstore): New name of emit_store_flag_1.
3568 (emit_store_flag_1): Extract from emit_store_flag, adjust
3569 calls to (what now is) emit_cstore.
3570 (emit_store_flag): Call emit_store_flag_1 and also use it
3571 for what used to be recursive calls.
3573 2009-06-30 Wei Guozhi <carrot@google.com>
3576 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
3577 if the target bb post dominates from bb.
3578 * config/i386/i386.c (memory_address_length): Check existence of base
3579 register before using it.
3581 2009-06-30 Nick Clifton <nickc@redhat.com>
3582 DJ Delorie <dj@redhat.com>
3584 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3585 __FMOVD_ENABLED__ is defined.
3587 (TARGET_FMOVD): Provide a default definition.
3588 (MASK_FMOVD): Likewise.
3589 (TARGET_CPU_CPP_BUILTINS): Define
3590 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3591 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3592 two fmov instructions depending upon whether TARGET_FMOVD is
3594 (split for DF load from memory into register): Also handle
3595 MEMs which consist of REG+DISP addressing.
3596 (split for DF store from register to memory): Likewise.
3597 * config/sh/sh.opt (mfmovd): Remove this switch.
3598 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3599 * config/sh/sh.c (sh_override_options): Do not automatically
3600 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3601 that to the -mfmovd command line switch.
3603 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
3605 (fldi_ok): Always allow.
3606 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
3608 2009-06-29 DJ Delorie <dj@redhat.com>
3610 * doc/install.texi (mep-x-elf): Correct chip's full name.
3612 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
3614 * doc/extend.texi: Fix typo.
3616 2009-06-29 Tom Tromey <tromey@redhat.com>
3619 * Makefile.in (DWARF2_H): New variable.
3621 (dwarf2out.o): Likewise.
3622 (dwarf2asm.o): Likewise.
3623 * config/i386/t-i386: Use DWARF2_H.
3624 * except.c: Include elf/dwarf2.h.
3625 * unwind-dw2.c: Include elf/dwarf2.h.
3626 * dwarf2out.c: Include elf/dwarf2.h.
3627 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
3628 <dtprel>: New field.
3629 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
3630 (size_of_loc_descr): Likewise.
3631 (output_loc_operands_raw): Likewise.
3632 (output_loc_operands): Handle new dtprel field.
3633 (loc_checksum): Update.
3634 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
3635 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
3636 * unwind-dw2-fde.c: Include elf/dwarf2.h.
3637 * dwarf2asm.c: Include elf/dwarf2.h.
3638 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
3639 * config/mmix/mmix.c: Include elf/dwarf2.h.
3640 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
3641 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
3642 * config/sh/sh.c: Include elf/dwarf2.h.
3643 * config/i386/i386.c: Include elf/dwarf2.h.
3645 2009-06-29 DJ Delorie <dj@redhat.com>
3647 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
3649 * doc/extend.texi: Add MeP attributes and pragmas.
3650 * doc/invoke.text: Add MeP Options.
3651 * doc/contrib.texi: Add MeP contribution.
3652 * doc/md.texi: Add MeP constraints.
3653 * doc/install.texi: Add MeP target.
3655 2009-06-30 Anatoly Sokolov <aesok@post.ru>
3657 * target.h (struct gcc_target): Add frame_pointer_required field.
3658 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
3659 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
3660 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
3662 * reload1.c (update_eliminables): (Ditto.).
3663 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
3664 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
3665 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
3667 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
3669 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
3670 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3671 (arm_frame_pointer_required): New function.
3673 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
3674 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3675 (avr_frame_pointer_required_p): Declare as static.
3676 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
3678 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
3679 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3680 (bfin_frame_pointer_required): Make as static, change return type
3682 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
3684 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
3685 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3686 (cris_frame_pointer_required): New function.
3688 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
3690 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
3691 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3692 (fr30_frame_pointer_required): New function.
3694 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
3695 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3696 (frv_frame_pointer_required): Make as static, change return type
3698 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
3700 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
3701 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3702 (ix86_frame_pointer_required): Make as static, change return type to
3704 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
3706 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
3707 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3709 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
3711 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
3713 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
3715 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
3716 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3717 (mips_frame_pointer_required): Make as static.
3718 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
3720 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
3721 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3722 (mmix_frame_pointer_required): Mew function.
3724 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
3725 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3727 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
3729 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
3731 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
3733 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
3734 (CAN_ELIMINATE): Redefine.
3735 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3736 (sparc_frame_pointer_required): New function.
3737 (sparc_can_eliminate): New function.
3738 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
3740 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
3741 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3743 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
3744 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3745 (xtensa_frame_pointer_required): Make as static, change return type
3747 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
3750 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
3752 * doc/plugins.texi: Document PLUGIN_START_UNIT.
3753 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
3754 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
3755 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
3756 (register_callback): Handle PLUGIN_START_UNIT.
3757 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
3759 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
3761 * tree.c (process_call_operands): Propagate TREE_READONLY from the
3763 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
3764 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
3766 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
3768 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
3771 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
3773 * doc/extend.texi (Additional Floating Types): __float128 is also
3774 supported on i386 targets.
3776 2009-06-29 Richard Guenther <rguenther@suse.de>
3779 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
3781 (pt_solutions_same_restrict_base): Declare.
3782 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
3784 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
3785 (make_constraint_from, make_copy_constraint): Move earlier.
3786 (make_constraint_from_heapvar): New function.
3787 (make_constraint_from_restrict): Likewise.
3788 (handle_lhs_call): Use it.
3789 (find_func_aliases): Use it to track conversions to restrict
3791 (struct fieldoff): Add only_restrict_pointers flag.
3792 (push_fields_onto_fieldstack): Initialize it.
3793 (create_variable_info_for): Track global restrict qualified pointers.
3794 (intra_create_variable_infos): Use make_constraint_from_heapvar.
3795 Track restrict qualified pointer arguments.
3796 (set_uids_in_ptset): Use varinfo is_global_var flag.
3797 (find_what_var_points_to): Set the vars_contains_restrict flag.
3798 Always create the points-to solution for sets including restrict tags.
3799 (pt_solutions_same_restrict_base): New function.
3800 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
3801 qualified pointers use pt_solutions_same_restrict_base as
3802 additional source for disambiguation.
3804 2009-06-29 Richard Guenther <rguenther@suse.de>
3807 * alias.c (find_base_decl): Remove.
3808 (get_deref_alias_set_1): Remove restrict handling.
3809 * c-common.c (c_apply_type_quals_to_decl): Do not set
3810 DECL_POINTER_ALIAS_SET.
3811 * gimplify.c (find_single_pointer_decl_1): Remove.
3812 (find_single_pointer_decl): Likewise.
3813 (internal_get_tmp_var): Remove restrict handling.
3814 (gimple_regimplify_operands): Likewise.
3815 * omp-low.c (expand_omp_atomic_pipeline): Do not set
3816 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
3817 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
3818 * tree.c (restrict_base_for_decl): Remove.
3819 (init_ttree): Do not allocate it.
3820 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
3821 LABEL_DECL_UID for label decls.
3822 (copy_node_stat): Do not copy restrict information.
3823 (decl_restrict_base_lookup): Remove.
3824 (decl_restrict_base_insert): Likewise.
3825 (print_restrict_base_statistics): Likewise.
3826 (dump_tree_statistics): Do not call print_restrict_base_statistics.
3827 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
3828 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
3829 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
3830 (LABEL_DECL_UID): Adjust.
3831 (DECL_BASED_ON_RESTRICT_P): Remove.
3832 (DECL_GET_RESTRICT_BASE): Likewise.
3833 (SET_DECL_RESTRICT_BASE): Likewise.
3834 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
3836 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
3837 instead of DECL_POINTER_ALIAS_SET.
3838 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
3839 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
3840 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
3842 2009-06-29 Richard Guenther <rguenther@suse.de>
3844 PR tree-optimization/40579
3845 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
3846 the IL to simplify has constants that overflowed.
3848 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
3850 PR tree-optimization/40550
3851 * tree-vect-generic.c (expand_vector_operations_1): Compute in
3852 vector_compute_type only when the size of vector_compute_type is
3853 less than the size of type.
3855 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
3857 * fold-const.c (contains_label_1): Fix comments.
3858 (contains_label_p): Do not walk trees multiple time.
3860 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3862 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
3863 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
3864 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
3865 ix86_fp_comparison_operator.
3866 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
3867 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
3868 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
3869 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
3870 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
3871 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
3872 (related splits): Change predicate to ix86_fp_comparison_operator.
3873 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
3874 instead of ix86_fp_comparison_codes.
3875 (ix86_trivial_fp_comparison_operator,
3876 ix86_fp_comparison_operator): New.
3877 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
3878 (ix86_expand_compare): Eliminate last two parameters.
3879 (ix86_fp_jump_nontrivial_p): Kill.
3880 * config/i386/i386.c (put_condition_code): Eliminate call to
3881 ix86_fp_comparison_codes and subsequent assertion.
3882 (ix86_fp_comparison_codes): Eliminate.
3883 (ix86_fp_swap_condition): New.
3884 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
3885 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
3886 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
3887 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
3888 and ix86_fp_swap_condition.
3889 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
3890 Use ix86_fp_comparison_strategy.
3891 (ix86_expand_compare): Likewise. Eliminate last two arguments.
3892 (ix86_fp_jump_nontrivial_p): Eliminate.
3893 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
3894 call to ix86_expand_compare.
3895 (ix86_split_fp_branch, ix86_expand_setcc,
3896 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
3897 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
3899 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3901 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
3902 related to jump_clobbers.
3903 * config/arm/arm.md (conds): Remove jump_clob case.
3904 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
3905 splits): Change comparison_operator to arm_comparison_operator.
3906 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
3909 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3911 * dojump.c (do_compare_rtx_and_jump): Try swapping the
3912 condition for floating point modes.
3913 * expmed.c (emit_store_flag_1): Move here a bigger part
3915 (emit_store_flag): Try swapping the condition for floating point
3917 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
3919 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3921 * expr.c (expand_expr_real_1): Just use do_store_flag.
3922 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
3923 emit_store_flag_force.
3924 * expmed.c (emit_store_flag_force): Copy here trick
3925 previously in expand_expr_real_1. Try reversing the comparison.
3926 (emit_store_flag_1): Work if target is NULL.
3927 (emit_store_flag): Work if target is NULL, using the result mode
3928 from the comparison. Use split_comparison, restructure final part
3929 to simplify conditionals.
3931 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3933 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
3934 * dojump.c (do_jump): Change handling of floating-point
3935 ops to use just do_compare_and_jump.
3936 (split_comparison): New.
3937 (do_compare_rtx_and_jump): Add here logic coming previously
3938 in do_jump, using split_comparison.
3940 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
3943 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
3945 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3947 * tree-ssa-alias.c: Fix unintentional commit.
3949 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3951 * passes.c (execute_one_pass): Fix unintentional commit.
3953 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3955 * df-problems.c (df_set_seen, df_unset_seen): Delete.
3956 (df_rd_local_compute, df_md_local_compute): Inline them.
3958 (df_md_scratch): New.
3959 (df_md_alloc, df_md_free): Allocate/free it.
3960 (df_md_local_compute): Only include live registers in init.
3961 (df_md_transfer_function): Prune the in-set computed by
3962 the confluence function, and the gen-set too.
3964 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3966 PR rtl-optimization/26854
3967 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
3968 * df-problems.c (df_rd_add_problem): Fix comment.
3969 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
3970 df_md_simulate_artificial_defs_at_top,
3971 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
3972 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
3973 df_md_transfer_function, df_md_init, df_md_confluence_0,
3974 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
3975 problem_MD, df_md_add_problem): New.
3976 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
3977 df_md_get_bb_info): New.
3978 (DF_LAST_PROBLEM_PLUS1): Adjust.
3980 * Makefile.in (fwprop.o): Include domwalk.h.
3981 * fwprop.c: Include domwalk.h.
3982 (reg_defs, reg_defs_stack): New.
3983 (bitmap_only_bit_between): Remove.
3984 (process_defs): New.
3985 (process_uses): Use reg_defs and local_md instead of
3986 bitmap_only_bit_between and local_rd.
3987 (single_def_use_enter_block): New, from build_single_def_use_links.
3988 (single_def_use_leave_block): New.
3989 (build_single_def_use_links): Remove code moved to
3990 single_def_use_enter_block, invoke domwalk.
3991 (use_killed_between): Adjust comment.
3993 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3995 * bitmap.h (bitmap_ior_and_into): New.
3996 * bitmap.c (bitmap_ior_and_into): New.
3998 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4000 * domwalk.h (struct dom_walk_data): Remove all callbacks except
4001 before_dom_children_before_stmts and after_dom_children_after_stmts.
4002 Rename the two remaining callbacks to just before_dom_children and
4003 after_dom_children. Remove other GIMPLE statement walking bits.
4004 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
4005 * graphite.c: Do not include domwalk.h.
4006 * tree-into-ssa.c (interesting_blocks): New global.
4007 (struct mark_def_sites_global_data): Remove it and names_to_rename.
4008 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
4009 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
4010 now that they're not domwalk callbacks.
4011 (rewrite_initialize_block): Rename to...
4012 (rewrite_enter_block): ... this, place after called functions. Test
4013 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
4014 (rewrite_finalize_block): Rename to...
4015 (rewrite_leave_block): ... this, place after called functions.
4016 (rewrite_update_init_block): Rename to...
4017 (rewrite_update_enter_block): ... this, place after called functions.
4018 Test interesting_blocks, call rewrite_update_stmt and
4019 rewrite_update_phi_arguments.
4020 (rewrite_update_fini_block): Rename to...
4021 (rewrite_leave_block): ... this, place after called functions.
4022 (rewrite_blocks): Remove last argument, simplify initialization of
4024 (mark_def_sites_initialize_block): Rename to...
4025 (mark_def_sites_block): ... this, call mark_def_sites.
4026 (mark_def_sites_blocks): Remove argument, simplify initialization of
4028 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
4029 (update_ssa): Likewise.
4030 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
4032 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
4033 (dom_opt_initialize_block): Rename to...
4034 (dom_opt_enter_block): ... this, place after called functions. Walk
4035 statements here, inline propagate_to_outgoing_edges.
4036 (dom_opt_finalize_block): Rename to...
4037 (dom_opt_leave_block): ... this, place after called functions.
4038 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
4040 (dse_enter_block, dse_record_phi): New.
4041 (dse_record_phis): Delete.
4042 (dse_finalize_block): Rename to...
4043 (dse_leave_block): ... this.
4044 (tree_ssa_dse): Simplify initialization of walk_data.
4045 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
4046 Adjust initialization of walk_data.
4047 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
4048 * tree-ssa-loop-phiopt.c (get_non_trapping):
4049 Adjust initialization of walk_data.
4050 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
4051 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
4052 it's not a domwalk callback.
4053 (uncprop_initialize_block): Rename to...
4054 (dse_enter_block): ... this, call uncprop_into_successor_phis.
4055 (dse_finalize_block): Rename to...
4056 (dse_leave_block): ... this.
4057 (tree_ssa_uncprop): Simplify initialization of walk_data.
4058 * Makefile.in: Adjust dependencies.
4060 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
4062 * arm.md (casesi): Fix test for Thumb1.
4063 (thumb1_casesi_internal_pic): Likewise.
4064 (thumb1_casesi_dispatch): Likewise.
4066 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
4068 * config/arm/arm-cores.def: Added core cortex-m0.
4069 * config/arm/arm-tune.md: Regenerated.
4070 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
4072 2009-06-26 DJ Delorie <dj@redhat.com>
4074 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
4076 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
4077 the scheduler doesn't tag jump insns.
4079 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
4081 * c-decl.c (merge_decls): Re-indent.
4083 2009-06-26 Janis Johnson <janis187@us.ibm.com>
4086 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
4087 Special-case decimal float constants.
4089 2009-06-26 Richard Henderson <rth@redhat.com>
4091 * function.h (struct function): Add cannot_be_copied_reason,
4092 and cannot_be_copied_set.
4093 * tree-inline.c (has_label_address_in_static_1): Rename from
4094 inline_forbidden_p_2; don't set inline_forbidden_reason here.
4095 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
4096 don't set inline_forbidden_reason.
4097 (copy_forbidden): New function, split out of inline_forbidden_p.
4098 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
4099 (inline_forbidden_p): Use copy_forbidden.
4100 (tree_versionable_function_p): Likewise.
4101 (inlinable_function_p): Merge into tree_inlinable_function_p.
4102 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
4103 * ipa-cp.c (ipcp_versionable_function_p): New function.
4104 (ipcp_cloning_candidate_p): Use it.
4105 (ipcp_node_modifiable_p): Likewise.
4107 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
4109 * builtins.c (expand_builtin_alloca): Handle builtin alloca
4110 that is marked not to be inlined. Remove flag_mudflap use.
4111 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
4112 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
4114 2009-06-26 Steve Ellcey <sje@cup.hp.com>
4117 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
4118 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
4120 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
4122 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
4124 (__mingwthr_remove_key_dtor): Likewise.
4126 2009-06-26 Richard Guenther <rguenther@suse.de>
4128 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
4130 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
4133 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
4134 try the non-cond_exec path also.
4136 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4139 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
4140 (output_cbranch): Use new functions.
4141 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
4144 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4145 Pat Haugen <pthaugen@us.ibm.com>
4146 Revital Eres <ERES@il.ibm.com>
4148 * config/rs6000/rs6000.c (print_operand): Correct lossage message
4149 for %c error. Add %x support to print VSX registers as a unified
4150 register set, instead of separate float and altivec registers.
4151 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
4152 %y case, and add support for VSX pre-modify addresses.
4153 (output_toc): Add assert for CONST containing an integer constant
4155 (rs6000_adjust_cost): Add POWER7 support.
4156 (insn_must_be_first_in_group): Ditto.
4157 (insn_must_be_last_in_group): Ditto.
4158 (rs6000_emit_popcount): Ditto.
4159 (rs6000_vector_mode_supported_p): Ditto.
4161 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
4162 Change some of the functions called by macros to being called
4163 through a pointer, so debug functions can be inserted if
4164 -mdebug=addr or -mdebug=cost.
4165 (rs6000_preferred_reload_class_ptr): Ditto.
4166 (rs6000_secondary_reload_class_ptr): Ditto.
4167 (rs6000_secondary_memory_needed_ptr): Ditto.
4168 (rs6000_cannot_change_mode_class_ptr): Ditto.
4169 (rs6000_secondary_reload_inner): Ditto.
4170 (rs6000_legitimize_reload_address): Ditto.
4171 (rs6000_legitimize_reload_address_ptr): Ditto.
4172 (rs6000_mode_dependent_address): Ditto.
4173 (rs6000_mode_dependent_address_ptr): Ditto.
4175 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
4176 function to return true if the mode allows reg + integer
4178 (virtual_stack_registers_memory_p): New function to return true if
4179 the address refers to a virtual stack register.
4180 (rs6000_legitimate_offset_address_p): Move code to say whether a
4181 mode supports reg+int addressing to reg_offset_addressing_ok_p and
4183 (rs6000_legitimate_address_p): Add checks for modes that only can
4184 do reg+reg addressing. Start adding VSX support.
4185 (rs6000_legitimize_reload_address): Ditto.
4186 (rs6000_legitimize_address): Ditto.
4187 (rs6000_debug_legitimate_address_p): New debug functions for
4188 -mdebug=addr and -mdebug=cost.
4189 (rs6000_debug_rtx_costs): Ditto.
4190 (rs6000_debug_address_costs): Ditto.
4191 (rs6000_debug_adjust_cost): Ditto.
4192 (rs6000_debug_legitimize_address): Ditto.
4193 (rs6000_legitimize_reload_address_ptr): Point to call normal
4194 function or debug function. Make functions called via pointer
4196 (rs6000_mode_dependent_address_ptr): Ditto.
4197 (rs6000_secondary_reload_class_ptr): Ditto.
4198 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
4199 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
4200 into a friendlier error.
4201 (rs6000_init_builtins): Add initial VSX support.
4202 (rs6000_adjust_cost): Fix some spacing issues.
4204 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
4205 (REG_CLASS_NAMES): Ditto.
4206 (REG_CLASS_CONTENTS): Ditto.
4207 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
4208 pointer, to add -mdebug=addr support.
4209 (CANNOT_CHANGE_MODE_CLASS): Ditto.
4210 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
4211 -mdebug=addr support.
4212 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
4213 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
4214 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
4216 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
4218 (bswapsi*): Set attribute types for load/store. Add combiner
4219 patterns to eliminate zero extend on 64-bit.
4220 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
4221 stdbrx if the hardware supports those instructions.
4223 2009-06-25 Ian Lance Taylor <iant@google.com>
4225 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
4226 (Link Options): Document -static-libstdc++.
4228 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4231 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
4232 DATA_ALIGNMENT instead.
4234 2009-06-25 Richard Guenther <rguenther@suse.de>
4236 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
4237 indirect references against the callused/escaped solutions.
4238 (call_may_clobber_ref_p_1): Likewise.
4240 2009-06-25 Martin Jambor <mjambor@suse.cz>
4242 PR tree-optimization/40493
4243 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
4244 (enum unscalarized_data_handling): New type.
4245 (handle_unscalarized_data_in_subtree): Return what has been done.
4246 (load_assign_lhs_subreplacements): Handle left flushes differently.
4247 (sra_modify_assign): Use unscalarized_data_handling, simplified
4248 condition determining whether to remove the statement.
4250 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
4252 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
4253 excerpt - @ should be doubled for texinfo.
4255 2009-06-24 Ian Lance Taylor <iant@google.com>
4257 * config/arc/arc.c: Include "df.h".
4258 (arc_attribute_table): Make static. Move higher in file.
4259 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
4260 (output_shift): Initialize n later to avoid warning.
4261 * config/arm/arm.c (arm_attribute_table): Make static. Move
4263 * config/avr/avr.c (avr_attribute_table): Make static. Move
4265 (reg_class_tab): Change array type from int to enum reg_class.
4266 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
4268 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
4269 (lshrhi3_out): Likewise.
4270 (class_likely_spilled_p): Change return type to bool.
4271 (avr_rtx_costs): Use local code variable with enum type.
4272 * config/avr/avr.md (movmemhi): Use add_reg_note.
4273 (andhi3, andsi3): Don't use AS2 with "and".
4274 (iorhi3, iorsi3): Don't use AS2 with "or".
4275 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
4276 * config/crx/crx.c: Include "df.h".
4277 (crx_attribute_table): Make static.
4278 * config/m32r/m32r.c: Include "df.h".
4279 (m32r_attribute_table): Make static. Move higher in file.
4280 (pop): Use add_reg_note.
4281 (block_move_call): Change 0 to LCT_NORMAL in function call.
4282 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
4283 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
4284 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
4285 declare, not just when TREE_CODE is defined.
4286 * config/m68hc11/m68hc11.c: Include "expr.h".
4287 (m68hc11_attribute_table): Make static. Move higher in file.
4288 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
4290 (m68hc11_register_indirect_p): Likewise.
4291 (m68hc11_function_arg_padding): Change return type to enum
4293 (emit_move_after_reload): Use add_reg_note.
4294 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
4295 (m68hc11_split_logical): Likewise.
4296 (m68hc11_rtx_costs): Add local code_and outer_code variables with
4298 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
4299 to VOIDmode in function call.
4300 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
4302 (m68hc11_split_logical): Update declaration.
4303 (m68hc11_function_arg_padding): Update declaration.
4304 * config/mcore/mcore.c (regno_reg_class): Change form array of int
4305 to array of enum reg_class.
4306 (mcore_attribute_table): Make static. Move higher in file.
4307 (mcore_rtx_costs): Add cast to enum type.
4308 * config/mcore/mcore.h (regno_reg_class): Update declaration.
4309 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
4310 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
4312 * config/sh/predicates.md (trapping_target_operand): Rename and to
4314 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
4316 * config/spu/spu.c (spu_attribute_table): Make static. Move
4318 * config/v850/v850.c (v850_attribute_table): Make static. Move
4320 (v850_rtx_costs): Use local code with enum type.
4321 (expand_epilogue): Add cast.
4322 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
4324 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
4327 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
4328 -m2a-single-only and -m2a-nofpu.
4329 * config/sh/sh.opt: Document m2a generates FPU code.
4331 2009-06-24 Anatoly Sokolov <aesok@post.ru>
4333 * defaults.h (CAN_ELIMINATE): Provide default.
4334 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
4335 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
4336 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
4337 * config/spu/spu.h (CAN_ELIMINATE): Delete.
4338 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
4339 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
4340 * config/cris/cris.h (CAN_ELIMINATE): Delete.
4341 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
4342 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
4343 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
4345 2009-06-24 DJ Delorie <dj@redhat.com>
4347 * mep-ext-cop.cpu: Fix copyright notice.
4348 * mep-default: Fix copyright notice.
4349 * mep-core: Fix copyright notice.
4350 * mep: Fix copyright notice.
4351 * mep-ivc2: Fix copyright notice.
4352 * mep-c5: Fix copyright notice.
4354 2009-06-24 Denis Chertykov <chertykov@gmail.com>
4356 * doc/contrib.texi (Contributors):
4358 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
4361 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
4362 src and dst operands if necessary.
4364 2009-06-23 DJ Delorie <dj@redhat.com>
4367 * config.gcc: Add mep support.
4368 * recog.c: Resurrect validate_replace_rtx_subexp().
4369 * recog.h: Likewise.
4370 * config/mep/: Add new port:
4371 * config/mep/constraints.md: New file.
4372 * config/mep/default.h: New file.
4373 * config/mep/intrinsics.h: New file.
4374 * config/mep/intrinsics.md: New file.
4375 * config/mep/ivc2-template.h: New file.
4376 * config/mep/mep-c5.cpu: New file.
4377 * config/mep/mep-core.cpu: New file.
4378 * config/mep/mep-default.cpu: New file.
4379 * config/mep/mep-ext-cop.cpu: New file.
4380 * config/mep/mep-intrin.h: New file.
4381 * config/mep/mep-ivc2.cpu: New file.
4382 * config/mep/mep-lib1.asm: New file.
4383 * config/mep/mep-lib2.c: New file.
4384 * config/mep/mep-pragma.c: New file.
4385 * config/mep/mep-protos.h: New file.
4386 * config/mep/mep-tramp.c: New file.
4387 * config/mep/mep.c: New file.
4388 * config/mep/mep.cpu: New file.
4389 * config/mep/mep.h: New file.
4390 * config/mep/mep.md: New file.
4391 * config/mep/mep.opt: New file.
4392 * config/mep/predicates.md: New file.
4393 * config/mep/t-mep: New file.
4395 2009-06-23 Ian Lance Taylor <iant@google.com>
4397 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
4398 from loose_warn into c_loose_warn and from strict_warn into
4399 c_strict_warn. Set and substitute warn_cxxflags. Check for
4400 --enable-build-with-cxx. Set and substitute
4401 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
4402 * Makefile.in (CXXFLAGS): New variable.
4403 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
4404 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
4405 the default is the same as $(STRICT_WARN).
4406 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
4407 (CXX): New variable.
4408 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
4409 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
4410 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
4411 (HOST_LIBS): New variable.
4412 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
4413 (ALL_CXXFLAGS): New variable.
4414 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
4415 * doc/install.texi (Configuration): Document
4416 --enable-build-with-cxx, --with-stage1-ldflags,
4417 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
4418 * configure: Rebuild.
4420 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4422 * config/arm/arm.c (arm_override_options): Fix braces and formatting
4423 from previous commit.
4425 2009-06-23 Ian Lance Taylor <iant@google.com>
4427 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
4429 2009-06-23 Ian Lance Taylor <iant@google.com>
4431 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
4432 with ATTRIBUTE_UNUSED.
4434 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4435 Pat Haugen <pthaugen@us.ibm.com>
4436 Revital Eres <eres@il.ibm.com>
4438 * config.in (HAVE_AS_POPCNTD): Add default definition.
4439 (HAVE_AS_LWSYNC): Ditto.
4441 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
4443 (gcc_cv_as_powerpc_cmpb): Ditto.
4444 (gcc_cv_as_powerpc_dfp): Ditto.
4445 (gcc_cv_as_powerpc_vsx): Ditto.
4446 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
4447 supporting the popcntd/lwsync instructions.
4448 (gcc_cv_as_powerpc_lwsync): Ditto.
4449 * configure: Regenerate.
4451 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
4452 -mcpu=native and -mcpu=power7.
4453 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
4455 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
4456 a variable instead of a mask to reduce the number of mask bits.
4457 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
4458 (-mbit-word): Ditto.
4459 (-mregnames): Ditto.
4460 * config/rs6000/rs6000.opt (-mupdate): Ditto.
4461 (-mfused-madd): Ditto.
4463 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
4465 (-mvsx): New switch for VSX instructions.
4466 (-misel): Move from a variable to a mask to allow it to be set by
4469 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
4470 function declaration to an array declaration.
4471 (rs6000_hard_regno_nregs): New external array declaration.
4473 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
4474 files included by rs6000.md.
4476 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
4477 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
4479 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
4481 (rs6000_debug_reg): New -mdebug= variables.
4482 (rs6000_debug_addr): Ditto.
4483 (rs6000_debug_cost): Ditto.
4484 (rs6000_pmode): New variable to hold Pmode.
4485 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
4486 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
4487 calculated at compiler start.
4488 (rs6000_hard_regno_nregs): Change function to an array which holds
4489 HARD_REGNO_NREGS calculated at compiler start.
4490 (rs6000_explicit_options): Delete isel field.
4491 (rs6000_vector_unit): New array to hold which vector unit
4492 supports arithmetic options for a given type.
4493 (rs6000_vector_mem): New array to hold which vector unit supports
4494 memory reference operations for a given type.
4495 (rs6000_vector_align): New array to given the alignment of each
4497 (power7_cost): New basic costs for power7.
4498 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
4499 (rs6000_hard_regno_nregs_internal): New function, moved from
4500 HARD_REGNO_NREGS, to calculate the number of registers each hard
4501 register takes for each type.
4502 (rs6000_debug_reg_print): New function for -mdebug=reg support.
4503 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
4504 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
4505 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
4506 unit information here so it is calculated once at compiler startup
4508 (rs6000_override_options): Make -misel a target mask. Add more
4509 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
4510 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
4512 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
4513 (rs6000_handle_option): Move -misel from variable to target mask.
4514 (rs6000_builtin_mask_for_load): Add VSX support.
4515 (rs6000_conditional_register_usage): Ditto.
4516 (USE_ALTIVEC_FOR_ARG_P): Ditto.
4517 (function_arg_boundary): Ditto.
4518 (rs6000_expand_builtin): Ditto.
4519 (def_builtin): Make abort message a little friendlier.
4520 (rs6000_emit_int_cmove): Add support for 64-bit isel.
4522 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
4523 assembler support the popcntd instruction instead of a vsx
4524 instruction to enable power7 support.
4525 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
4526 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
4527 option to the assembler if -mcpu=native.
4528 (ASM_CPU_NATIVE_SPEC): Ditto.
4529 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
4531 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
4532 the lwsync instruction.
4533 (enum processor_type): Add PROCESSOR_POWER7.
4534 (rs6000_debug_reg): New -mdebug= options.
4535 (rs6000_debug_addr): Ditto.
4536 (rs6000_debug_cost): Ditto.
4537 (rs6000_isel): Delete.
4538 (enum rs6000_vector): New enum to say what vector unit we have.
4539 (VECTOR_UNIT_*): New macros to say which vector unit has
4540 arithmetic operations for a given type.
4541 (VECTOR_MEM_*): New macros to say which vector unit has memory
4542 operations for a given type.
4543 (TARGET_LDBRX): Whether the machine supports the ldbrx
4545 (TARGET_ISEL): Delete, -misel moved to be a mask.
4546 (TARGET_ISEL64): New macro for 64-bit isel support.
4547 (UNITS_PER_VSX_WORD): New macro.
4548 (POINTER_SIZE): Move to be an external variable, rather than
4549 calculating whether we are generating 32 ot 64-bit code.
4551 (STACK_BOUNDARY): Add VSX support.
4552 (LOCAL_ALIGNMENT): Ditto.
4553 (SLOW_UNALIGNED_ACCESS): Ditto.
4554 (VSX_REGNO_P): New macro for VSX support.
4555 (VFLOAT_REGNO_P): Ditto.
4556 (VINT_REGNO_P): Ditto.
4557 (VLOGICAL_REGNO_P): Ditto.
4558 (VSX_VECTOR_MODE): Ditto.
4559 (VSX_SCALAR_MODE): Ditto.
4561 (VSX_MOVE_MODE): Ditto.
4562 (VSX_REG_CLASS_P): Ditto.
4563 (HARD_REGNO_NREGS): Instead of calling a function, use an array
4565 (UNITS_PER_SIMD_WORD): Add VSX support.
4566 (MODES_TIEABLE_P): Ditto.
4567 (STARTING_FRAME_OFFSET): Ditto.
4568 (STACK_DYNAMIC_OFFSET): Ditto.
4569 (EPILOGUE_USES): Ditto.
4570 (REGNO_REG_CLASS): Move to array lookup.
4571 (CLASS_MAX_NREGS): Ditto.
4572 (rs6000_vector_reg_class): Add declaration.
4573 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
4574 overlap with the floating point and Altivec registers.
4576 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
4578 * config/rs6000/driver-rs6000.c (asm_names): New static array to
4579 give the appropriate asm switches if -mcpu=native.
4580 (host_detect_local_cpu): Add support for "asm".
4581 (host_detect_local_cpu): Follow GNU code guidelines for name.
4583 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
4584 -mbit-word to a variable instead of being a target mask.
4586 * config/rs6000/sync.md (lwsync): If the assembler supports it,
4587 emit the lwsync instruction instead of emitting the instruction as
4588 an integer constant.
4590 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
4591 fixuns_trundfsi2, move expander into rs6000.md.
4593 * config/rs6000/rs6000.md (cpu): Add power7.
4594 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
4595 (logical predicate patterns): Change the single instruction
4596 primitives that set CR0 to be fast_compare instead of compare.
4598 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
4599 (popcntddi2): Ditto.
4600 (popcount<mode>): Ditto.
4601 (floating multiply/add insns): Name the floating point
4603 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
4604 (isel_unsigned_<mode>): Ditto.
4605 (fixuns_trundfsi2): Move expander here from spe.md.
4606 (smindi3): Define if we have -misel on 64-bit systems.
4611 2009-06-23 Anatoly Sokolov <aesok@post.ru>
4613 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
4615 * config/avr/avr.c (avr_current_device): New variable.
4616 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
4617 (avr_arch, mcu_type_s): Move to avr.h.
4618 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
4619 default_data_section_start fields.
4620 (avr_arch): Moved from avr.c.
4621 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
4622 library_name fields.
4623 (avr_current_device, avr_mcu_types, avr_arch_types,
4624 avr_device_to_arch, avr_device_to_data_start,
4625 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
4626 (EXTRA_SPEC_FUNCTIONS): Define.
4627 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
4628 options mapping. Use device_to_arch and device_to_data_start insted.
4629 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
4630 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
4631 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
4632 * config/avr/driver-avr.c: New file.
4633 * config/avr/avr-devices.c: New file.
4635 2009-06-23 Jakub Jelinek <jakub@redhat.com>
4637 * var-tracking.c (unshare_variable): Force initialized to
4638 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
4639 (set_variable_part): Likewise.
4640 (struct variable_union_info): Remove pos_src field.
4641 (vui_vec, vui_allocated): New variables.
4642 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
4643 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
4644 == 1 use a simpler sorting algorithm. Compute pos field right
4645 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
4646 Avoid quadratic comparison if !flag_var_tracking_uninit.
4647 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
4648 unshare_variable unconditionally.
4649 (dataflow_set_different_2): Removed.
4650 (dataflow_set_different): Don't traverse second hash table.
4651 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
4652 unconditionally to var_reg_set or var_mem_set.
4653 (emit_notes_in_bb): Likewise.
4654 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
4656 (emit_note_insn_var_location): Don't set initialized to
4657 VAR_INIT_STATUS_INITIALIZED early.
4658 (vt_finalize): Free vui_vec if needed, clear vui_vec and
4660 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
4662 * tree-object-size.c (addr_object_size): Instead of checking
4663 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
4664 are no FIELD_DECLs following it.
4666 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
4668 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
4669 order to match bswaps with signed source operands.
4671 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4673 * sdbout.c (sdbout_one_type): Fix braces in switch.
4675 2009-06-23 Richard Guenther <rguenther@suse.de>
4677 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
4679 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
4680 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
4681 var_callused, callused_tree, var_storedanything, storedanything_tree,
4682 var_integer, integer_tree): Remove global variables.
4683 (new_var_info): Do not pass new id, append the new var to the
4684 global variable vector.
4685 (do_ds_constraint): Use is_global_var member of the variable-info.
4686 (new_scalar_tmp_constraint_exp): Adjust.
4687 (create_function_info_for): Likewise.
4688 (create_variable_info_for): Likewise.
4689 (find_what_var_points_to): Remove dead code.
4690 (init_base_vars): Simplify.
4691 (compute_points_to_sets): Adjust.
4693 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
4695 * combine.c (try_combine): Dump information about the insns we're
4698 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
4700 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
4701 check when calling force_to_mode on TRUNCATE's operand.
4703 2009-06-22 Ian Lance Taylor <iant@google.com>
4705 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
4707 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
4709 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
4711 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4713 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
4714 override library linkage flags such as -static-libgcc or
4717 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4719 * config/m68k/m68k-devices.def: Add line for MCF5221x.
4721 2009-06-22 Ian Lance Taylor <iant@google.com>
4723 * config/linux.opt: Put mglibc ahead of muclibc.
4725 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
4726 for duplicate decls.
4728 2009-06-22 Matthias Klose <doko@ubuntu.com>
4730 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
4732 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
4735 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
4736 instead of NULL if a parser error occurs.
4738 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4740 * dwarf2out.c (dwarf2_debug_hooks): Initialize
4741 non-DWARF2_DEBUGGING_INFO version.
4743 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
4745 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
4746 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
4748 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
4749 (LIBGCC2_TF_CEXT): Define.
4752 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4755 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
4757 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4759 * config/arm/arm.c (arm_override_options): Disable
4760 -mcaller-super-interworking and -mcallee-super-interworking.
4761 * doc/invoke.texi (ARM Options): Document this.
4763 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
4765 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
4766 * config/arm/constraints.md (j): New constraint for movw operands.
4767 (N): Remove thumb2 meaning.
4768 * config/arm/arm.md (*arm_movw): Delete.
4769 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
4770 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
4771 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
4773 2009-06-22 Martin Jambor <mjambor@suse.cz>
4775 PR tree-optimization/40492
4776 * tree-sra.c (sra_modify_assign): Pass zero offsets to
4777 build_ref_for_offset.
4779 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
4781 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
4782 JUMP_TABLE_DATA_P predicates where applicable.
4783 * auto-inc-dec.c: Ditto.
4784 * builtins.c: Ditto.
4785 * caller-save.c: Ditto.
4787 * cfgcleanup.c: Ditto.
4788 * cfglayout.c: Ditto.
4791 * combine-stack-adj.c: Ditto.
4797 * dwarf2asm.c: Ditto.
4798 * dwarf2out.c: Ditto.
4799 * emit-rtl.c: Ditto.
4805 * function.c: Ditto.
4808 * genpreds.c: Ditto.
4809 * genrecog.c: Ditto.
4811 * ira-costs.c: Ditto.
4812 * ira-lives.c: Ditto.
4815 * lower-subreg.c: Ditto.
4816 * modulo-sched.c: Ditto.
4818 * postreload.c: Ditto.
4819 * print-rtl.c: Ditto.
4828 * sched-vis.c: Ditto.
4830 * sel-sched-ir.c: Ditto.
4831 * simplify-rtx.c: Ditto.
4832 * targhooks.c: Ditto.
4833 * var-tracking.c: Ditto.
4834 * vmsdbgout.c: Ditto.
4836 2009-06-22 Matthias Klose <doko@ubuntu.com>
4838 * Makefile.in (install-plugin): Always use DESTDIR.
4840 2009-06-22 Olivier Hainque <hainque@adacore.com>
4842 * config/pa/pa.c (output_call): Don't optimize post call jumps
4843 into return address adjustments if the call may throw.
4845 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
4847 * arm.c (thumb1_output_casesi): New function.
4848 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
4849 optimizing for size or PIC.
4850 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
4851 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
4852 (casesi): Handle Thumb-1 when optimizing for size or PIC.
4853 (thumb1_casesi_internal_pic): New expand rule.
4854 (thumb1_casesi_dispatch): New pattern.
4855 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
4857 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
4858 in the text seciton when PIC or optimizing for size.
4859 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
4860 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
4861 preservation properties of code.
4862 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
4863 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
4864 (__gnu_thumb1_case_si): New function.
4865 * t-arm (LIB1ASMSRC): Define here.
4866 (LIB1ASMFUNCS): Add some common functions.
4867 * t-arm-elf (LIB1ASMSRC): Delete.
4868 (LIB1ASMFUNCS): Append to existing set.
4869 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4870 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4871 * t-symbian (LIB1ASMFUNCS): Likewise.
4872 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4873 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4875 2009-06-21 Richard Guenther <rguenther@suse.de>
4877 PR tree-optimization/38729
4878 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
4879 to loops with a single exit if -fno-expensive-optimizations.
4881 2009-06-21 Jakub Jelinek <jakub@redhat.com>
4883 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
4884 (dataflow_set): Change vars type from htab_t to shared_hash.
4885 (shared_hash_pool, empty_shared_hash): New variables.
4886 (vars_clear): Removed.
4887 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
4888 shared_hash_find_slot_unshare, shared_hash_find_slot,
4889 shared_hash_find_slot_noinsert, shared_hash_find): New
4891 (shared_hash_unshare, shared_hash_destroy): New functions.
4892 (unshare_variable): Unshare set->vars if shared, use
4894 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
4895 (get_init_value, find_src_set_src, dump_dataflow_set,
4896 clobber_variable_part, emit_notes_for_differences): Use
4898 (dataflow_set_init): Remove second argument, set vars to
4899 empty_shared_hash instead of creating a new htab.
4900 (dataflow_set_clear): Call shared_hash_destroy and set vars
4901 to empty_shared_hash instead of calling vars_clear.
4902 (dataflow_set_copy): Don't call vars_copy, instead just share
4903 the src htab with dst.
4904 (variable_union): Use shared_hash_*, use initially NO_INSERT
4905 lookup if set->vars is shared. Don't keep slot cleared before
4906 calling unshare_variable. Unshare set->vars if needed.
4907 Even ->refcount == 1 vars must be unshared if set->vars is shared
4908 and var needs to be modified.
4909 (variable_canonicalize): New function.
4910 (dataflow_set_union): If dst->vars is empty, just share src->vars
4911 with dst->vars and traverse with variable_canonicalize to canonicalize
4912 and unshare what is needed.
4913 (dataflow_set_different): If old_set and new_set use the same shared
4914 htab, they aren't different. If number of htab elements is different,
4915 htabs are different. Use shared_hash_*.
4916 (dataflow_set_destroy): Call shared_hash_destroy instead of
4918 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
4919 second argument to dataflow_set_init.
4920 (vt_initialize): Likewise. Initialize shared_hash_pool and
4921 empty_shared_hash, move bb in/out initialization afterwards.
4922 Use variable_htab_free instead of NULL as changed_variables del hook.
4923 (variable_was_changed): Change type of second argument to pointer to
4924 dataflow_set. When inserting var into changed_variables, bump
4925 refcount. Unshare set->vars if set is shared htab and slot needs to
4927 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
4928 lookup if set->vars is shared. Unshare set->vars if needed.
4929 Even ->refcount == 1 vars must be unshared if set->vars is shared
4930 and var needs to be modified. Adjust variable_was_changed caller.
4931 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
4932 vars must be unshared if set->vars is shared and var needs to be
4933 modified. Adjust variable_was_changed caller.
4934 (emit_note_insn_var_location): Don't pool_free var.
4935 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
4937 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
4938 free_alloc_pool on shared_hash_pool.
4940 2009-06-20 Anthony Green <green@moxielogic.com>
4942 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
4943 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
4945 2009-06-20 Richard Guenther <rguenther@suse.de>
4947 * tree-ssa-structalias.c (find_func_aliases): For memset use
4948 a constraint from NULL if we memset to zero.
4949 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
4950 we explicitly handle that do not read from memory.
4951 (call_may_clobber_ref_p_1): Properly handle builtins that may
4954 2009-06-20 Richard Guenther <rguenther@suse.de>
4956 PR tree-optimization/40495
4957 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
4958 (new_scalar_tmp_constraint_exp): New function.
4959 (process_constraint): Do not create temporary decls.
4960 (process_all_all_constraints): Likewise.
4961 (handle_const_call): Likewise.
4962 (create_function_info_for): Do not set decl.
4964 2009-06-19 Ian Lance Taylor <iant@google.com>
4966 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
4967 (rs6000_attribute_table): Make static; move before use.
4969 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
4971 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
4972 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
4973 Propagate the TREE_READONLY flag without overwriting it.
4974 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
4975 Propagate the TREE_READONLY flag onto the result.
4976 (process_call_operands): Move around. Use correct constant value.
4978 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4981 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
4982 * config/arm/arm.md: Likewise.
4984 2009-06-19 Ian Lance Taylor <iant@google.com>
4986 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
4987 to GIMPLE_ERROR_MARK.
4989 * c-typeck.c (build_conditional_expr): Add op1_original_type and
4990 op2_original_type parameters. Warn about using different enum types.
4991 * c-parser.c (c_parser_conditional_expression): Pass original
4992 types to build_conditional_expr.
4993 * c-tree.h (build_conditional_expr): Update declaration.
4995 2009-06-19 Ian Lance Taylor <iant@google.com>
4997 * config/i386/i386.c (ix86_function_specific_save): Test that
4998 fields match values, rather than testing the values are in a
5001 2009-06-19 Richard Guenther <rguenther@suse.de>
5003 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
5005 (ptr_derefs_may_alias_p): Likewise.
5006 (ptr_deref_may_alias_ref_p_1): New function.
5007 (ptr_deref_may_alias_ref_p): Likewise.
5008 (ref_maybe_used_by_call_p_1): Handle builtins that are not
5009 covered by looking at the ESCAPED solution.
5010 (call_may_clobber_ref_p_1): Likewise.
5011 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
5012 Handle NULL_TREE offset. Do not produce redundant constraints.
5013 (process_all_all_constraints): New helper function.
5014 (do_structure_copy): Use it.
5015 (handle_lhs_call): Likewise.
5016 (find_func_aliases): Handle some builtins with pointer arguments
5017 and/or return values explicitly.
5019 2009-06-19 Ian Lance Taylor <iant@google.com>
5021 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
5023 2009-06-19 Ian Lance Taylor <iant@google.com>
5025 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
5027 2009-06-19 Ian Lance Taylor <iant@google.com>
5029 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
5030 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
5033 * c-decl.c (finish_decl): If -Wc++-compat, warn about
5034 uninitialized const.
5036 2009-06-19 Ian Lance Taylor <iant@google.com>
5038 * dse.c (struct store_info): Rename bitmap field to bmap. Change
5041 * c-decl.c (in_struct, struct_types): Remove.
5042 (struct c_binding): Add in_struct field.
5043 (c_binding_ptr): Define type, along with VEC.
5044 (struct c_struct_parse_info): Define.
5045 (struct_parse_info): New static variable.
5046 (bind): Initialize in_struct field.
5047 (start_struct): Remove enclosing_in_struct and
5048 enclosing_struct_types parameters. Add
5049 enclosing_struct_parse_info parameter. Change all callers. Set
5050 struct_parse_info rather than in_struct and struct_types.
5051 (grokfield): If -Wc++-compat and there is a symbol binding for the
5052 field name, set the in_struct flag and push it on the
5053 struct_parse_info->fields vector.
5054 (warn_cxx_compat_finish_struct): New static function.
5055 (finish_struct): Remove enclosing_in_struct and
5056 enclosing_struct_types parameters. Add
5057 enclosing_struct_parse_info parameter. Change all callers. Don't
5058 set C_TYPE_DEFINED_IN_STRUCT here. Call
5059 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
5060 parameter. Only push on struct_types if warn_cxx_compat.
5061 (finish_enum): Only push on struct_types if warn_cxx_compat.
5062 (declspecs_add_type): Add loc parameter. Change all callers.
5063 Change all error calls to error_at. Pass loc, not input_location,
5064 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
5065 defined in a struct. If -Wc++-compat and parsing a struct, record
5066 that a typedef name was used.
5067 * c-parser.c (c_parser_declspecs): Get location to pass to
5069 (c_parser_struct_or_union_specifier): Update calls to start_struct
5071 * c-tree.h (struct c_struct_parse_info): Declare.
5072 (finish_struct, start_struct): Update declarations.
5073 (declspecs_add_type): Update declaration.
5075 2009-06-19 Ian Lance Taylor <iant@google.com>
5077 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
5078 variable with an anonymous type.
5080 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5082 * see.c: Remove for real.
5084 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5086 * optabs.h (enum optab_index): Add new OTI_significand.
5087 (significand_optab): Define corresponding macro.
5088 * optabs.c (init_optabs): Initialize significand_optab.
5089 * genopinit.c (optabs): Implement significand_optab using
5090 significand?f2 patterns.
5091 * builtins.c (expand_builtin_mathfn): Handle
5092 BUILT_IN_SIGNIFICAND{,F,L}.
5093 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
5094 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
5096 * config/i386/i386.md (significandxf2, significand<mode>2): New
5097 expanders to implement significandf, significand and significandl
5098 built-ins as inline x87 intrinsics.
5100 2009-06-18 Anatoly Sokolov <aesok@post.ru>
5102 * config/avr/avr.c (avr_override_options): Remove setting value of
5103 PARAM_INLINE_CALL_COST.
5105 2009-06-18 Richard Henderson <rth@redhat.com>
5108 * tree-pass.h (TDF_ASMNAME): New.
5109 * tree-dump.c (dump_options): Add asmname.
5110 * doc/invoke.texi: Document it.
5112 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
5113 (dump_decl_name): ...here.
5114 (dump_function_name): New flags arg; mind TDF_ASMNAME.
5115 (dump_generic_node): Update dump_function_name calls.
5116 (print_call_name): New flags arg; update all dump calls.
5117 * diagnostic.h (print_call_name): Update.
5118 * gimple-pretty-print.c (dump_gimple_call): Update.
5120 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
5123 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
5125 2009-06-18 Diego Novillo <dnovillo@google.com>
5127 * doc/plugins.texi: Document plugin_is_GPL_compatible.
5128 * plugin.c (str_license): Declare.
5129 (try_init_one_plugin): Assert that the symbol
5130 'plugin_is_GPL_compatible' exists.
5132 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
5135 * Makefile.in (OBJS-common): Remove see.o.
5137 * common.opt (fsee): Mark as preserved for backward compatibility.
5138 * opts.c (common_handle_option): Add OPT_fsee to the backward
5139 compatibility section.
5140 * passes.c (init_optimization_passes, pass_see): Remove pass.
5141 * timevar.def (TV_SEE): Remove.
5142 * tree-pass.h (pass_see): Remove declaration.
5143 * doc/invoke.texi (-fsee): Remove documentation.
5145 2009-06-18 Martin Jambor <mjambor@suse.cz>
5147 * tree-sra.c: Include statistics.h
5148 (sra_stats): New variable.
5149 (sra_initialize): Clear sra_stats.
5150 (create_access_replacement): Increment sra_stats.replacements.
5151 (get_access_replacement): Do not return twice.
5152 (analyze_all_variable_accesses): Increment statistics counter by the
5153 number of scalarized aggregates.
5154 (generate_subtree_copies): Increment sra_stats.subtree_copies.
5155 (sra_modify_expr): Increment sra_stats.exprs.
5156 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
5157 (sra_modify_assign): Increment sra_stats.exprs,
5158 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
5159 (perform_intra_sra): Update statistics counters.
5160 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
5162 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5164 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
5165 (arm_scalar_mode_supported_p): New function.
5167 2009-06-18 Paul Brook <paul@codesourcery.com>
5168 Sandra Loosemore <sandra@codesourcery.com>
5170 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
5171 (__extendhfsf2, __truncsfhf2): Define.
5172 * config/arm/fp16.c: New file.
5173 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5174 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5176 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5178 * doc/extend.texi (Half-Precision): New section.
5179 * doc/invoke.texi (Option Summary): List -mfp16-format.
5180 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
5181 * config/arm/arm.opt (mfp16-format=): New.
5182 * config/arm/arm.c: Include intl.h.
5183 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
5184 (TARGET_INVALID_RETURN_TYPE): Redefine.
5185 (TARGET_PROMOTED_TYPE): Redefine.
5186 (TARGET_CONVERT_TO_TYPE): Redefine.
5187 (arm_fp16_format): Define.
5188 (all_fpus): Add entry for neon-fp16.
5189 (fp_model_for_fpu): Likewise.
5190 (struct fp16_format): Declare.
5191 (all_fp16_formats): Define.
5192 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
5194 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
5196 (arm_legitimate_index_p): Treat HFmode like HImode.
5197 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
5198 (coproc_secondary_reload_class): Special-case HFmode.
5199 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
5200 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
5201 (arm_init_fp16_builtins): New.
5202 (arm_init_builtins): Call it.
5203 (arm_invalid_parameter_type): New.
5204 (arm_invalid_return_type): New.
5205 (arm_promoted_type): New.
5206 (arm_convert_to_type).
5207 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
5209 (arm_emit_fp16_const): New function.
5210 (arm_mangle_type): Mangle __fp16 as "Dh".
5211 * config/arm/arm.h (TARGET_VFPD32): Make it know about
5213 (TARGET_NEON_FP16): New.
5214 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
5215 (enum fputype): Add FPUTYPE_NEON_FP16.
5216 (enum arm_fp16_format_type): Declare.
5217 (arm_fp16_format): Declare.
5218 (LARGEST_EXPONENT_IS_NORMAL): Define.
5219 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
5220 * config/arm/arm-modes.def (HFmode): Define.
5221 * config/arm/vfp.md: (*movhf_vfp): New.
5224 * config/arm/arm.md: (fpu): Add neon_fp16.
5225 (floatsihf2, floatdihf2): New.
5226 (fix_trunchfsi2, fix_trunchfdi2): New.
5230 (*arm32_movhf): New.
5231 (*thumb1_movhf): New.
5232 (consttable_2): Add check for HFmode constants.
5233 (consttable_4): Handle HFmode constants.
5235 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
5237 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
5239 2009-06-17 Olivier Hainque <hainque@adacore.com>
5241 * collect2.c (main): Use CONST_CAST2 to perform char ** to
5242 const char ** conversion in AIX specific section.
5244 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
5246 * config/i386/i386.c (ix86_special_builtin_type): Remove
5247 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
5248 (bdesc_special_args): Updated.
5249 (ix86_init_mmx_sse_builtins): Likewise.
5250 (ix86_expand_special_args_builtin): Likewise.
5252 2009-06-17 Richard Henderson <rth@redhat.com>
5254 * tree-pretty-print.c (maybe_dump_asm_name): New.
5255 (dump_decl_name): Use it.
5256 (PRINT_FUNCTION_NAME): Merge into...
5257 (dump_function_name): ... here. Use maybe_dump_asm_name.
5259 2009-06-17 Cary Coutant <ccoutant@google.com>
5261 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
5263 * debug.c (struct gcc_debug_hooks): Change placeholder for
5265 (debug_nothing_int_charstar_int): Replaced by...
5266 (debug_nothing_int_charstar_int_bool): ...this.
5267 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
5268 source_line prototype.
5269 (debug_nothing_int_charstar_int): Replaced by...
5270 (debug_nothing_int_charstar_int_bool): ...this.
5271 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
5272 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
5273 Output is_stmt operand when necessary.
5274 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
5275 (notice_source_line): Add is_stmt parameter.
5276 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
5277 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
5279 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
5280 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
5282 2009-06-17 Ian Lance Taylor <iant@google.com>
5284 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
5286 (struct store_by_pieces_d): Rename from store_by_pieces. Change
5289 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
5291 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
5292 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
5293 tree_strip_sign_nop_conversions and
5294 tree_ssa_strip_useless_type_conversions rather than stripping
5295 the operations here.
5296 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
5298 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
5299 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
5300 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
5301 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
5304 2009-06-17 Michael Eager <eager@eagercon.com>
5306 * config/rs6000/constraints.md (register_constraint "d"): New.
5307 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
5308 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
5309 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
5310 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
5311 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
5312 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
5313 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
5314 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
5315 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
5316 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
5318 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
5319 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
5320 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
5321 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
5322 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
5323 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
5324 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
5325 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
5326 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
5327 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
5328 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
5329 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
5330 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
5331 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
5333 2009-06-16 Ian Lance Taylor <iant@google.com>
5335 * profile.c (total_num_never_executed): Don't define.
5336 (compute_branch_probabilities): Don't count or print
5338 (init_branch_prob): Don't set total_num_never_executed.
5339 (end_branch_prob): Don't print total_num_never_executed.
5341 2009-06-17 David Daney <ddaney@caviumnetworks.com>
5343 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
5345 2009-06-17 David Edelsohn <edelsohn@gnu.org>
5347 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
5348 (nabstd2_fpr): Same.
5350 2009-06-17 Steve Ellcey <sje@cup.hp.com>
5352 * expr.c (expand_assignment): Change complex type check.
5354 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
5356 * doc/plugins.texi (Building GCC plugins): Added new section.
5358 2009-06-17 Ian Lance Taylor <iant@google.com>
5360 * c-pch.c (get_ident): Don't set size of templ array.
5361 (pch_init): Don't set size of partial_pch array.
5363 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
5364 string constant to intialize an array whose size is the length of
5367 2009-06-17 Richard Guenther <rguenther@suse.de>
5369 PR tree-optimization/40389
5370 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
5371 to addressable types.
5372 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
5374 2009-06-17 Richard Guenther <rguenther@suse.de>
5377 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
5378 if there is no evolution of left in the loop bail out.
5379 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
5380 chrec_fold_multiply.
5382 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
5383 Janis Johnson <janis187@us.ibm.com>
5386 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
5387 for the symbol ref of a constant that is the source of a move
5388 - nor for any other not-obvious-label-ref constants.
5390 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
5392 * plugin.c (position_pass): Skip newly inserted pass during list
5393 traversal to avoid repeated insertion.
5395 2009-06-16 Ian Lance Taylor <iant@google.com>
5397 * vec.h (VEC_stack_alloc): Define different version if
5398 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
5399 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
5400 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
5401 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5403 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
5405 * config.gcc (extra_headers): Add ia32intrin.h for x86.
5407 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
5408 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
5409 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
5410 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
5411 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
5412 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5413 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5414 (bdesc_special_args): Add __builtin_ia32_rdtsc and
5415 __builtin_ia32_rdtscp.
5416 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
5417 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
5418 and __builtin_ia32_rorhi.
5419 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
5420 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5421 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5422 (ix86_expand_args_builtin): Likewise.
5423 (ix86_expand_special_args_builtin): Likewise.
5425 * config/i386/i386.md (UNSPECV_RDTSCP): New.
5426 (UNSPECV_RDTSC): Likewise.
5427 (UNSPECV_RDPMC): Likewise.
5428 (*bsr): Renamed to ...
5430 (*bsr_rex64): Renamed to ...
5434 (*rdpmc_rex64): Likewise.
5437 (*rdtsc_rex64): Likewise.
5439 (*rdtscp): Likewise.
5440 (*rdtscp_rex64): Likewise.
5442 * config/i386/ia32intrin.h: New.
5444 * config/i386/x86intrin.h: Include <ia32intrin.h>.
5446 2009-06-16 Ian Lance Taylor <iant@google.com>
5448 * ira-build.c (copy_info_to_removed_store_destinations):
5449 Initialize parent_a.
5451 2009-06-16 Ian Lance Taylor <iant@google.com>
5453 * c-decl.c (grokdeclarator): Change size_varies to bool.
5455 2009-06-16 Ian Lance Taylor <iant@google.com>
5457 * sel-sched.c: Make forward declarations of move_op_hooks and
5458 fur_hooks explicitly extern.
5460 2009-06-16 Ian Lance Taylor <iant@google.com>
5462 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
5463 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
5465 2009-06-16 Ian Lance Taylor <iant@google.com>
5467 * resource.c (mark_referenced_resources): Change
5468 include_delayed_effects parameter to bool. Change all callers.
5469 (mark_end_of_function_resources): Likewise.
5470 * reorg.c (insn_references_resource_p): Likewise.
5471 (insn_sets_resource_p): Likewise.
5472 * resource.h (mark_referenced_resources): Update declaration.
5473 (mark_end_of_function_resources): Update declaration.
5475 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5477 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
5479 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5481 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
5482 GCC can bootstrap on AIX with GNU Binutils 2.20.
5484 2009-06-16 Ian Lance Taylor <iant@google.com>
5486 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
5488 2009-06-16 Ian Lance Taylor <iant@google.com>
5490 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
5491 inline, not extern inline.
5492 (exact_log2): Likewise.
5493 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
5495 (exact_log2): Likewise, but don't test CTZ_HWI.
5497 2009-06-16 Ian Lance Taylor <iant@google.com>
5499 * bitmap.c (bitmap_clear): Don't declare as inline.
5500 * gimple.c (gimplify_assign): Likewise.
5501 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
5502 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
5503 (sched_scan_info): Remove duplicate definition.
5505 2009-06-16 Ian Lance Taylor <iant@google.com>
5507 * c-common.c (skip_evaluation): Don't define.
5508 (c_inhibit_evaluation_warnings): Define global variable.
5509 (overflow_warning): Check c_inhibit_evaluation_warnings rather
5510 than skip_evaluation.
5511 (convert_and_check, warn_for_div_by_zero): Likewise.
5512 * c-common.h (skip_evaluation): Don't declare.
5513 (c_inhibit_evaluation_warnings): Declare.
5514 * c-parser.c (c_parser_typeof_specifier): Set
5515 c_inhibit_evaluation_warnings rather than skip_evaluation.
5516 (c_parser_conditional_expression): Likewise.
5517 (c_parser_binary_expression): Likewise.
5518 (c_parser_sizeof_expression): Likewise.
5519 (c_parser_alignof_expression): Likewise.
5520 * c-typeck.c (build_indirect_ref): Check
5521 c_inhibit_evaluation_warnings rather than skip_evaluation.
5522 (build_conditional_expr, build_binary_op): Likewise.
5524 2009-06-16 Richard Guenther <rguenther@suse.de>
5526 * tree-ssa-alias.c (is_escape_site): Remove.
5527 * tree-ssa-alias.h (enum escape_type): Remove.
5528 (is_escape_site): Likewise.
5529 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
5530 via casts and asms without deferring to is_escape_site.
5532 2009-06-16 Jakub Jelinek <jakub@redhat.com>
5535 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
5536 use gen_lowpart if op0 has complex mode.
5538 2009-06-16 Richard Guenther <rguenther@suse.de>
5540 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
5541 variables add them to ESCAPED.
5542 (find_func_aliases): Do not make all indirectly stored values escaped.
5544 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
5546 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
5549 2009-06-16 Martin Jambor <mjambor@suse.cz>
5551 PR tree-optimization/40432
5552 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
5553 check whether we need to force gimple register operand.
5555 2009-06-16 Martin Jambor <mjambor@suse.cz>
5557 PR tree-optimization/40413
5558 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
5559 build_ref_for_offset.
5560 (propagate_subacesses_accross_link): Fix a typo in a comment.
5562 2009-06-16 Ira Rosen <irar@il.ibm.com>
5564 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
5565 with additional parameter.
5566 * tree-vectorizer.h (enum vect_def_type): Add new value
5568 (enum vect_relevant): Add comments.
5569 (vect_is_simple_reduction): Add new argument.
5570 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
5571 Detect nested cycles.
5572 (vect_is_simple_reduction): Update documentation, add an argument to
5573 distinguish inner-loop reduction from nested cycle, detect nested
5574 cycles, fix printings and indentation, don't swap operands in case
5576 (get_initial_def_for_reduction): Handle subtraction.
5577 (vect_create_epilog_for_reduction): Add new argument to specify
5579 (vect_finalize_reduction): Handle subtraction, fix comments.
5580 (vectorizable_reduction): Handle nested cycles. In case of nested
5581 cycle keep track of the reduction variable position. Call
5582 vect_is_simple_reduction with additional parameter. Use original
5583 statement code in reduction epilogue for nested cycle. Call
5584 vect_create_epilog_for_reduction with additional parameter.
5585 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
5586 inner-loop vectorization.
5587 (vect_recog_widen_sum_pattern): Likewise.
5588 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
5590 (vect_mark_stmts_to_be_vectorized): Likewise.
5591 (vect_get_vec_def_for_operand): Handle nested cycles.
5593 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5595 * doc/invoke.texi (Debugging Options): Fix option index entries
5596 for -fdump-statistics, -frandom-seed add entries for
5597 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
5598 (FRV Options): Fix entries for -mTLS, -mtls.
5599 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
5600 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
5601 (M68hc1x Options): Fix @itemx for -mnominmax.
5602 (MCore Options): Fix entry for -mno-lsim.
5603 (MMIX Options): Fix entry for -mabi=mmixware.
5604 (PDP-11 Options): Fix entry for -mbcopy-builtin.
5606 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
5608 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
5609 Mention the plugin mode of gengtype.
5610 * doc/gty.texi (Source Files Containing Type Information): Likewise.
5611 * gengtype.c: Updated copyright.
5612 (plugin_files, nb_plugin_files) Added new static variables.
5613 (measure_input_list) Care about plugin_files.
5614 (write_rtx_next): Added early return in plugin mode.
5615 (create_file): Updated copyright year in generated file. Added
5617 (oprintf): Added early return if NULL outf.
5618 (get_output_file_with_visibility): Care of plugin_files.
5619 (get_output_file_name): May return null.
5620 (write_local): Added early return.
5621 (put_mangled_filename): Ditto.
5622 (finish_root_table): Added check for base_files.
5623 (write_roots): Care about null when plugins.
5624 (main): Added plugin mode.
5626 2009-06-15 Ian Lance Taylor <iant@google.com>
5628 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
5629 * gcov.c (read_count_file): Add braces around variables declared
5632 * c.opt (Wjump-misses-init): New warning.
5633 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
5634 -Wall and -Wc++-compat if not already set.
5635 (c_common_post_options): Clear warn_jump_misses_init if it was not
5637 * c-decl.c (struct c_binding): Change type field to a union with
5638 new label field. Make it the first field in the struct. Update
5639 references to type to use u.type instead.
5640 (struct c_spot_bindings): Define.
5641 (struct c_goto_bindings): Define.
5642 (c_goto_bindings_p): Define, along with VECs.
5643 (struct c_label_vars): Define.
5644 (struct c_scope): Add has_label_bindings field.
5645 (bind_label, set_spot_bindings): New static functions.
5646 (decl_jump_unsafe, update_spot_bindings): New static functions.
5647 (update_label_decls): New static function.
5648 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
5649 Update binding u.label field to shadowed field.
5650 (c_binding_start_stmt_expr): New function.
5651 (c_binding_end_stmt_expr): New function.
5652 (pushdecl): Don't call c_begin_vm_scope.
5653 (make_label): Add defining and p_label_vars parameters. Change
5655 (lookup_label): Correct test for whether a label has not yet been
5656 defined. Call bind_label rather than bind.
5657 (warn_about_goto): New static function.
5658 (lookup_label_for_goto): New function.
5659 (declare_label): Call bind_label rather than bind.
5660 (check_earlier_gotos): New static function.
5661 (define_label): Don't give errors about jumping into statement
5662 expressions or scopes of variably modified types. Call
5663 set_spot_bindings and check_earlier_gotos. Call bind_label
5664 instead of bind. Don't set label_context_stack_se or
5665 label_context_stack_vm.
5666 (c_get_switch_bindings): New function.
5667 (c_release_switch_bindings): New function.
5668 (c_check_switch_jump_warnings): New function.
5669 (start_function): Don't set label_context_stack_se or
5670 label_context_stack_vm.
5671 (finish_function): Likewise.
5672 * c-typeck.c (label_context_stack_se): Don't define.
5673 (label_context_stack_vm): Don't define.
5674 (c_finish_goto_label): Call lookup_label_for_goto rather than
5675 lookup_label. Don't give errors about jumping into a statement
5676 expression or the scope of a variably modified type. Don't set
5677 label_context_stack_se or label_context_stack_vm.
5678 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
5679 fields. Add bindings field.
5680 (c_start_case): Don't set deleted fields. Set bindings field.
5681 (do_case): Rework order of tests. Don't check blocked_stmt_expr
5682 or blocked_vm. Call c_check_switch_jump_warnings.
5683 (c_finish_case): Don't test blocked_stmt_expr field. Call
5684 c_release_switch_bindings.
5685 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
5686 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5687 set label_context_stack_se. Call c_bindings_start_stmt_expr.
5688 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
5689 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5690 set label_context_stack_se. Call c_bindings_end_stmt_expr.
5691 (c_begin_vm_scope, c_end_vm_scope): Don't define.
5692 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
5693 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
5694 (C_DECL_UNJUMPABLE_VM): Don't define.
5695 (C_DECL_UNDEFINABLE_VM): Don't define.
5696 (struct c_label_list): Don't define.
5697 (struct c_label_context_se): Don't define.
5698 (struct c_label_context_vm): Don't define.
5699 (struct c_spot_bindings): Declare.
5700 (c_bindings_start_stmt_expr): Declare.
5701 (c_bindings_end_stmt_expr): Declare.
5702 (lookup_label_for_goto): Declare.
5703 (c_get_switch_bindings, c_release_switch_bindings): Declare.
5704 (c_check_switch_jump_warnings): Declare.
5705 (label_context_stack_se, label_context_stack_vm): Don't declare.
5706 (c_finish_goto_label): Update declaration.
5707 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
5708 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
5709 (Warning Options): Document -Wjump-misses-init.
5711 2009-06-15 Jakub Jelinek <jakub@redhat.com>
5713 * tree-object-size.c (addr_object_size): Fix a pasto in the last
5716 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
5718 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
5720 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
5722 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
5724 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
5726 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
5728 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
5730 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
5731 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
5732 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
5733 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
5734 * dwarf2asm.c (dw2_force_const_mem): Update call to
5736 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
5737 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
5738 * langhooks.c (lhd_comdat_group): Remove.
5739 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
5740 * tree.h (DECL_COMDAT_GROUP): New.
5741 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
5742 (tree_decl_with_vis): Add comdat_group. Remove one_only.
5743 (make_decl_one_only): Change signature.
5744 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
5746 (make_decl_one_only): Change signature.
5747 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
5749 2009-06-15 Richard Guenther <rguenther@suse.de>
5752 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
5754 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5756 * tree-ssa-math-opts.c: Remove extra divide.
5758 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5760 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
5762 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5764 * passes.c: Add bswap pass.
5765 * tree-pass.h: Add pass_optimize_bswap declaration.
5766 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
5767 Include rtl.h, expr.h and optabs.h for optab_handler check.
5768 (struct symbolic_number, pass_optimize_bswap): New definition.
5769 (do_shift_rotate, verify_symbolic_number_p): New functions.
5770 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
5771 (gate_optimize_bswap): New function.
5772 * tree.c (widest_int_cst_value): New function.
5773 * tree.h (widest_int_cst_value): Prototype added.
5775 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
5777 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
5778 REG_EQUAL/REG_EQUIV notes.
5780 2009-06-14 Richard Guenther <rguenther@suse.de>
5783 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
5784 has its address taken if NRV was applied and it is addressable.
5785 * tree-ssa-structalias.c (get_constraint_for_address_of): New
5786 function split out from ...
5787 (get_constraint_for_1): ... here.
5788 (handle_rhs_call): Use it to mark the return slot escaped if
5789 it is addressable and NRV was applied.
5791 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
5793 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
5794 Change first argument type to location_t.
5795 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
5796 Do not set input_location.
5797 Use loc instead of input_location throughout.
5799 2009-06-13 Richard Guenther <rguenther@suse.de>
5801 PR tree-optimization/40421
5802 * tree-predcom.c (should_unroll_loop_p): Remove.
5803 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
5805 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
5807 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5808 Add location argument.
5810 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
5812 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
5814 * config/s390/s390.c (s390_build_builtin_va_list): Same.
5815 (s390_gimplify_va_arg): Pass location to create_artificial_label.
5816 * config/spu/spu-protos.h: Add location to
5817 spu_resolve_overloaded_builtin.
5818 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
5819 spu_build_builtin_va_list.
5820 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
5821 argument. Pass location to build_function_call_vec.
5822 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
5824 (emit_fpu_switch): Same.
5825 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
5826 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
5827 to build_decl and create_artificial_label.
5828 (xtensa_gimplify_va_arg_expr): Same.
5829 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
5830 (xstormy16_gimplify_va_arg_expr): Same.
5831 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
5832 * config/arm/arm.c (arm_build_builtin_va_list): Same.
5833 * config/mips/mips.c (mips_build_builtin_va_list): Same.
5834 (mips16_build_function_stub): Same.
5835 (mips16_build_call_stub): Same.
5837 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
5840 * arm/constraints.md (Pa, Pb): New constraints.
5841 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
5842 split pattern to deal with them.
5844 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
5846 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
5847 fix index entry for -Xpreprocessor.
5849 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
5851 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5852 Add location argument to build_decl call.
5853 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
5854 (rs6000_init_builtins): Same.
5855 (spe_init_builtins): Same.
5856 (rs6000_gimplify_va_arg): Add location argument to
5857 create_artificial_label call.
5859 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
5861 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
5862 * combine-stack-adj.c (pass_stack_adjustments): Use it.
5863 * Makefile.in: Fix GGC dependency for gcse.o.
5865 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
5867 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
5868 * gimple-pretty-print.c (dump_gimple_stmt): Same.
5869 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
5871 * c-parser.c (c_parser_binary_expression): Use current column while
5872 building binary operations.
5873 * common.opt (fshow-column): Enable by default.
5874 * tree-vrp.c (check_array_ref): Use warning_at.
5875 (check_array_bounds): Use location from call back if expr has no
5877 * tree.h: Add location argument to maybe_fold_*.
5878 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
5879 (maybe_fold_offset_to_array_ref): Add location argument and use it.
5880 (maybe_fold_offset_to_component_ref): Same.
5881 (maybe_fold_offset_to_reference): Same.
5882 (maybe_fold_offset_to_address): Same.
5883 (maybe_fold_stmt_indirect): Same.
5884 (maybe_fold_stmt_addition): Same.
5885 (fold_stmt_r): Pass location to maybe_fold_*.
5886 (fold_gimple_assign): Same.
5887 * c-tree.h: Add location argument to finish_decl,
5888 default_function_array_conversion, store_init_value.
5889 * c-decl.c (define_label): Use error_at.
5890 (c_make_fname_decl): Pass location to finish_decl.
5891 (finish_decl): New location argument.
5892 (build_compound_literal): Pass location to store_init_value.
5893 (grokdeclarator): Pass location to finish_decl.
5895 * c-typeck.c (array_to_pointer_conversion): New location argument.
5896 (function_to_pointer_conversion): Same.
5897 (default_function_array_conversion): Same.
5898 (parser_build_unary_op): Pass location to overflow_warning.
5899 (parser_build_binary_op): Same. Use warning_at.
5900 (build_unary_op): Pass location to array_to_pointer_conversion.
5901 (build_c_cast): Pass location to digest_init.
5902 (build_modify_expr): New location argument.
5903 (convert_for_assignment): Same.
5904 (store_init_value): Same.
5905 (digest_init): Same.
5906 (output_init_element): Pass location to digest_init and
5907 array_to_pointer_conversion.
5908 (c_finish_return): Pass location to convert_for_assignment.
5909 * gimplify.c (gimplify_conversion): Pass location to
5910 maybe_fold_offset_to_address.
5911 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
5912 to maybe_fold_stmt_addition.
5913 * c-omp.c (c_finish_omp_atomic): Pass new location to
5915 (c_finish_omp_for): Same.
5916 * c-common.c (overflow_warning): New argument.
5917 * c-common.h: New argument to build_modify_expr, overflow_warning.
5918 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
5920 (c_parser_initializer): Pass location to
5921 default_function_array_conversion.
5922 (c_parser_initelt): Same.
5923 (c_parser_initval): Same.
5924 (c_parser_asm_operands): Same.
5925 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
5926 (c_parser_conditional_expression): Same.
5927 (c_parser_binary_expression): Add location info to stack. Use it.
5928 (c_parser_unary_expression): Pass location to
5929 default_function_array_conversion, parser_build_unary_op,
5930 build_indirect_ref, c_parser_postfix_expression_after_primary.
5931 (c_parser_postfix_expression_after_primary): New location argument.
5933 (c_parser_expression_conv): Pass location to
5934 default_function_array_conversion.
5935 (c_parser_expr_list): Same.
5936 (c_parser_omp_atomic): Same.
5937 (c_parser_omp_for_loop): Same.
5938 * c-tree.h: (struct c_declarator): Add comment to id_loc.
5939 (build_array_declarator): New argument.
5940 * c-decl.c (build_array_declarator): Add location argument.
5941 (grokdeclarator): Set id_loc for cdk_array.
5942 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
5943 build_array_declarator.
5944 * tree.c (build_omp_clause): Add location argument.
5945 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
5946 (OMP_CLAUSE_LOCATION): New macro.
5947 (struct tree_omp_clause): Add location field.
5948 (build_omp_clause): Add argument.
5949 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
5950 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
5952 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
5953 (cp_parser_omp_clause_collapse): Same.
5954 (cp_parser_omp_clause_default): Same.
5955 (cp_parser_omp_clause_if): Same.
5956 (cp_parser_omp_clause_nowait): Same.
5957 (cp_parser_omp_clause_num_threads): Same.
5958 (cp_parser_omp_clause_ordered): Same.
5959 (cp_parser_omp_clause_schedule): Same.
5960 (cp_parser_omp_clause_untied): Same.
5961 (cp_parser_omp_for_loop): Same.
5962 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
5963 * c-tree.h (c_start_case): Add location argument.
5964 (c_process_expr_stmt): Same.
5965 (c_finish_goto_*): Same.
5966 * tree-parloops.c (initialize_reductions): Pass location to
5968 (create_parallel_loop): Same.
5969 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
5970 (gfc_trans_omp_reduction_list): Same.
5971 (gfc_trans_omp_clauses): Same.
5972 (gfc_trans_omp_do): Same.
5973 * c-typeck.c (c_finish_goto_label): Same.
5974 (c_finish_goto_ptr): New location argument.
5975 (c_start_case): Same.
5976 (emit_side_effect_warnings): Same.
5977 (c_process_expr_stmt): Same.
5978 (c_finish_stmt_expr): Same.
5979 (c_finish_omp_clauses): Use error_at instead of error.
5980 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
5982 * c-omp.c (c_split_parallel_clauses): New location argument.
5983 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
5984 to build_omp_clause.
5985 (convert_local_reference_stmt): Same.
5986 (convert_gimple_call): Same.
5987 * c-common.h (c_split_parallel_clauses): New argument.
5988 * c-parser.c (c_parser_statement_after_labels): Pass location to
5989 c_finish_goto_label.
5990 (c_parser_switch_statement): Pass location to c_start_case.
5991 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
5992 and c_process_expr_stmt.
5993 (c_parser_omp_variable_list): Add location argument.
5994 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
5995 (c_parser_omp_clause_default): Same.
5996 (c_parser_omp_clause_if): Same.
5997 (c_parser_omp_clause_num_threads): Same.
5998 (-c_parser_omp_clause_ordered): Same.
5999 (c_parser_omp_clause_reduction): Pass location to
6000 c_parser_omp_variable_list.
6001 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
6002 (c_parser_omp_clause_untied): Same.
6003 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
6004 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
6006 * c-tree.h (check_for_loop_decls, undeclared_variable,
6007 build_component_ref, build_array_ref, build_external_ref,
6008 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
6009 build_conditional_expr, build_compound_expr, c_cast_expr,
6010 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
6011 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
6013 * c-semantics.c (build_stmt): Same.
6014 (build_case_label): Same.
6015 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
6016 (undeclared_variable): New argument.
6018 (lookup_label): Pass location on down.
6019 (define_label): Same.
6020 (finish_decl): Same.
6021 (build_compound_literal): Same.
6022 (finish_struct): Same.
6023 (finish_function): Do not set location here.
6024 (check_for_loop_decls): New argument.
6025 * tree.c (save_expr): Set location.
6026 (build_empty_stmt): New argument.
6027 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
6028 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
6029 * builtins.c (gimplify_va_arg_expr): Use locations.
6030 (expand_builtin_sync_operation): Same.
6031 * c-typeck.c (build_component_ref): New argument.
6032 (build_array_ref): Same.
6033 (build_external_ref): Same.
6034 (c_expr_sizeof_expr): Same.
6035 (c_expr_sizeof_type): Same.
6036 (parser_build_unary_op): Same.
6037 (build_conditional_expr): Same.
6038 (build_compound_expr): Pass location on down.
6039 (build_compound_expr): New argument.
6040 (build_c_cast): Same.
6041 (c_cast_expr): Same.
6042 (build_asm_expr): Same.
6043 (c_finish_return): Same.
6044 (c_process_expr_stmt): Pass location on down.
6045 (c_finish_stmt_expr): New argument.
6046 (push_clenaup): Same.
6047 (c_finish_omp_parallel): Same.
6048 (c_finish_omp_task): Same.
6049 * gimplify.c (gimplify_call_expr): Pass location on down.
6050 * c-omp.c (c_finish_omp_master): New argument.
6051 (c_finish_omp_critical): Same.
6052 (c_finish_omp_ordered): Same.
6053 (c_finish_omp_barrier): Same.
6054 (-c_finish_omp_taskwait): Same.
6055 (c_finish_omp_atomic): Same.
6056 (c_finish_omp_flush): Same.
6057 * tree-inline.c (copy_tree_body_r): Pass location on down.
6058 (inline_forbidden_p): Remove use of input_location.
6059 * c-gimplify.c (c_build_bind_expr): New argument.
6060 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
6061 (c_sizeof_or_alignof_type): New argument.
6062 (c_alignof_expr): Same.
6063 (build_va_arg): Same.
6064 (c_add_case_label): Same.
6065 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
6066 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
6067 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
6068 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
6069 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
6070 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
6072 * stub-objc.c (objc_build_selector_expr): Same.
6073 (objc_build_throw_stmt): Same.
6074 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
6075 (c_parser_initelt): Same.
6076 (c_parser_compound_statement): Same.
6077 (c_parser_compound_statement_nostart): Same.
6078 (c_parser_label): Same.
6079 (c_parser_statement_after_labels): Same.
6080 (c_parser_if_body): Same.
6081 (c_parser_else_body): Same.
6082 (c_parser_if_statement): Same.
6083 (c_parser_switch_statement): Same.
6084 (c_parser_while_statement): Same.
6085 (c_parser_do_statement): Same.
6086 (c_parser_for_statement): Same.
6087 (c_parser_asm_statement): Same.
6088 (c_parser_conditional_expression): Same.
6089 (c_parser_binary_expression): Same.
6090 (c_parser_cast_expression): Same.
6091 (c_parser_unary_expression): Same.
6092 (c_parser_sizeof_expression): Same.
6093 (c_parser_alignof_expression): Same.
6094 (c_parser_postfix_expression): Same.
6095 (c_parser_expression): Same.
6096 (c_parser_objc_receiver): Same.
6097 (c_parser_omp_variable_list): Same.
6098 (c_parser_omp_structured_block): Same.
6099 (c_parser_omp_atomic): New argument.
6100 (c_parser_omp_barrier): Same.
6101 (c_parser_omp_critical): Same.
6102 (c_parser_omp_flush): Pass location on down.
6103 (c_parser_omp_for_loop): New argument.
6104 (c_parser_omp_for): Same.
6105 (c_parser_omp_master): Same.
6106 (c_parser_omp_ordered): Same.
6107 (c_parser_omp_sections_scope): Same.
6108 (c_parser_omp_sections): Same.
6109 (c_parser_omp_parallel): Same.
6110 (c_parser_omp_single): Same.
6111 (c_parser_omp_task): Same.
6112 (c_parser_omp_taskwait): Pass location on down.
6113 (c_parser_omp_construct): Same.
6114 (c_parser_omp_threadprivate): Same.
6115 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
6116 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
6117 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
6118 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
6119 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
6120 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
6121 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
6122 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
6123 config/i386/i386.c, stmt.c:
6124 Add location argument to the following function definitions and/or
6125 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
6126 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
6127 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
6128 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
6129 do_case, c_finish_bc_stmt, build_compound_literal,
6130 build_function_call.
6131 * c-decl.c (build_compound_literal): Add location argument.
6132 Make all diagnostic calls use location.
6133 (start_struct): Same.
6134 (finish_struct): Same.
6136 (build_enumerator): Same.
6137 (start_function): Same.
6138 (grokdeclarator): Make all diagnostic calls use location.
6139 (store_parm_decls_oldstyle): Same.
6140 * c-typeck.c (build_function_call): Add location argument.
6141 Make all diagnostic calls use location.
6143 (c_finish_bc_stmt): Same.
6144 * tree-nested.c (get_trampoline_type): Add argument.
6145 Pass location to build_decl.
6146 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
6147 * rtl.h (RTL_LOCATION): New.
6148 * c-common.c (c_add_case_label): Add location argument.
6149 Make all diagnostic calls use location.
6150 * c-common.h: Add location argument to make_fname_decl, do_case,
6151 c_add_case_label, build_function_call, resolve_overloaded_builtin.
6152 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
6153 Set it appropriately for every case. Pass enum_loc to start_enum
6154 call. Pass value_loc first to build_enumerator. Pass enum_loc to
6156 (c_parser_struct_or_union_specifier): Save location. Use it for
6157 start_struct, finish_struct, and parser_xref_tag.
6159 2009-06-12 Ian Lance Taylor <iant@google.com>
6161 * fold-const.c (fold_unary): Rename local variable and to and_expr.
6163 * c-opts.c (c_common_handle_option): For -Wc++-compat set
6164 cpp_opts->warn_cxx_operator_names.
6166 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
6169 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
6170 is returns NULL and OP is a VCE, look through the VCE.
6172 2009-06-12 Ian Lance Taylor <iant@google.com>
6175 * collect2.c (main): Use CONST_CAST2 in code inside #if
6176 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
6178 2009-06-12 Joey Ye <joey.ye@intel.com>
6181 * cfgexpand.c (get_decl_align_unit): Update
6182 max_used_stack_slot_alignment with align instead of
6183 stack_alignment_needed.
6185 * function.c (assign_stack_local_1): Update
6186 max_used_stack_slot_alignment with alignment_in_bits instead
6187 of stack_alignment_needed.
6188 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
6191 2009-06-12 Jakub Jelinek <jakub@redhat.com>
6193 * dwarf2out.c (last_var_location_insn): New variable.
6194 (dwarf2out_end_epilogue): Clear last_var_location_insn.
6195 (dwarf2out_var_location): Don't record anything after last real
6196 insn. Only change labels if there were any real instructions
6197 in between last note and this one, or if changed sections.
6199 2009-06-11 Richard Henderson <rth@redhat.com>
6201 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
6202 note when storing the frame pointer in a register.
6203 (FRP): Don't redefine to nothing for epilogue.
6204 (alpha_expand_epilogue): Mark register and sp restores.
6205 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
6207 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
6208 when gen_lowpart is needed.
6210 2009-06-11 Richard Henderson <rth@redhat.com>
6212 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
6214 * dwarf2out.c (need_data_align_sf_opcode): New.
6215 (div_data_align): Move earlier.
6216 (def_cfa_1, reg_save): Use it.
6218 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
6220 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
6221 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
6222 (ix86_handle_option): Handle OPT_mcrc32.
6223 (ix86_target_string): Add -mcrc32.
6224 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
6226 * config/i386/i386.h (TARGET_CRC32): New.
6228 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
6229 (sse4_2_crc32di): Likewise.
6231 * config/i386/i386.opt (mcrc32): New.
6233 * doc/invoke.texi: Document -mcrc32.
6235 2009-06-11 Richard Henderson <rth@redhat.com>
6237 * common.opt (gdwarf-): Accept a version number.
6238 * doc/invoke.texi (gdwarf-): Update docs.
6239 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
6240 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
6241 version level, and record it.
6243 * dwarf2.h (DW_CIE_VERSION): Remove.
6244 * dwarf2out.c (DWARF_VERSION): Remove.
6245 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
6246 (output_call_frame_info): Use CIE version 3 for dwarf3,
6247 or if the return register column is out of range for version 1.
6248 (dwarf_stack_op_name): Add all dwarf3 values.
6249 (DEBUG_PUBTYPES_SECTION): New.
6250 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
6251 encoding change for dwarf3.
6252 (output_die) [dw_val_class_die_ref]: Likewise.
6253 (output_compilation_unit_header): Emit correct version for dwarf3.
6254 (output_line_info): Likewise.
6255 (output_pubnames): Update for DWARF_VERSION removal.
6256 (output_aranges): Likewise.
6257 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
6258 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
6259 (dwarf2out_finish): Likewise.
6261 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6263 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
6266 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6269 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
6270 * builtins.c (expand_builtin_unreachable): New function.
6271 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
6272 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
6273 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
6275 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
6276 searching for missing barriers.
6278 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6280 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
6281 when -fprofile-generate* was passed.
6282 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
6284 2009-06-11 Anthony Green <green@moxielogic.com>
6286 * config/moxie/moxie.md: Define length attribute for all instructions.
6288 (*b<cond:code>): Support limited branch ranges for new PC-relative
6289 branch instructions.
6290 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
6292 2009-06-11 Jakub Jelinek <jakub@redhat.com>
6294 * config/i386/i386.c (min_insn_size): Use get_attr_length
6295 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
6298 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
6299 instead of emit_insn_before.
6301 2009-06-10 Ian Lance Taylor <iant@google.com>
6304 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
6307 2009-06-10 Revital Eres <eres@il.ibm.com>
6309 * passes.c (init_optimization_passes): Reschedule
6310 predictive-commoning pass before complete unroll pass.
6312 2009-06-10 Martin Jambor <mjambor@suse.cz>
6314 * cgraph.c (cgraph_node_can_be_local_p): New function.
6315 (cgraph_make_node_local): New function.
6316 * cgraph.h (cgraph_node_can_be_local_p): Declare.
6317 (cgraph_make_node_local): Declare.
6319 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
6321 * tree.h (tree_base): Add packed_flag and user_align fields.
6322 Decrease size of spare field.
6323 (TYPE_USER_ALIGN): Use user_align from tree_base.
6324 (DECL_USER_ALIGN): Likewise.
6325 (TYPE_PACKED): Use packed_flag from tree_base.
6326 (DECL_PACKED): Likewise.
6327 (tree_type): Delete packed_flag and user_align fields. Widen
6328 precision field. Widen mode field and shuffle fields to align
6329 mode on an 8-bit boundary.
6330 (tree_decl_common): Delete decl_flag_1 and user_align fields.
6331 Renumber decl_flag_* fields. Fix comments. Widen
6332 decl_common_unused field.
6333 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
6334 (DECL_EXTERNAL): Likewise.
6335 (DECL_BIT_FIELD): Likewise.
6336 (DECL_NONADDRESSABLE_P): Likewise.
6337 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
6338 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
6340 2009-06-10 Ian Lance Taylor <iant@google.com>
6342 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
6343 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
6344 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
6345 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
6346 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
6347 DEF_VEC_ALLOC_FUNC_P.
6348 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
6349 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
6350 DEF_VEC_ALLOC_FUNC_O.
6351 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
6352 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
6353 DEF_VEC_ALLOC_FUNC_I.
6354 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
6355 (vec_stack_p_reserve_exact_1): Declare.
6356 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
6357 (vec_stack_free): Declare.
6358 (VEC_stack_alloc): Define.
6359 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
6360 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
6361 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
6362 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
6364 (stack_vecs): New static variable.
6365 (vec_stack_p_reserve_exact_1): New function.
6366 (vec_stack_o_reserve_1): New static function.
6367 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
6368 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
6369 (vec_stack_free): New function.
6370 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
6371 (VEC_df_ref_stack_alloc): Define.
6372 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
6373 DEF_VEC_ALLOC_P_STACK.
6374 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
6375 (struct df_collection_rec): Change _vec fields to VEC. Remove
6377 (df_free_collection_rec): Adjust for new fields.
6378 (df_insn_rescan): Use new df_collection_rec fields.
6379 (df_notes_rescan, df_canonize_collection_rec): Likewise.
6380 (df_ref_create_structure, df_ref_record): Likewise.
6381 (df_get_conditional_uses, df_get_call_refs): Likewise.
6382 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
6383 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
6384 (df_record_exit_block_uses, df_bb_verify): Likewise.
6385 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
6386 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
6387 Remove count parameter. Change return type to void. Change all
6389 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
6390 Remove count parameter. Change return type to void. Change all
6392 (df_install_refs): Change old_vec parameter to VEC. Remove count
6393 parameter. Change all callers.
6394 (df_install_mws): Change old_vec parameter to VEC. Remove count
6395 parameter. Change all callers.
6396 (df_refs_verify): Change new_rec parameter to VEC. Change call
6398 (df_mws_verify): Likewise.
6400 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
6402 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
6404 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
6406 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
6408 2009-06-10 Anthony Green <green@moxielogic.com>
6410 * config/moxie/crti.asm: New file.
6411 * config/moxie/crtn.asm: New file.
6412 * config/moxie/moxie.c: New file.
6413 * config/moxie/moxie.h: New file.
6414 * config/moxie/sfp-machine.h: New file.
6415 * config/moxie/moxie-protos.h: New file.
6416 * config/moxie/t-moxie: Created.
6417 * config/moxie/t-moxie-softfp: Created.
6418 * config/moxie/moxie.md: Created.
6419 * config/moxie/constraints.md: Created.
6420 * config.gcc: Add moxie support.
6421 * doc/md.texi (Machine Constraints): Add moxie constraints.
6422 * doc/contrib.texi (Contributors): Mention moxie port.
6423 * doc/install.texi (Specific): Mention the moxie port.
6425 2009-06-09 Ian Lance Taylor <iant@google.com>
6427 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
6429 * optabs.c (optab_table): Only use designated initializers if
6430 HAVE_DESIGNATED_INITIALIZERS is defined.
6431 (convert_optab_table): Likewise.
6432 (init_optabs): Always call init_insn_codes if
6433 HAVE_DESIGNATED_INITIALIZERS is not defined.
6435 2009-06-09 Ian Lance Taylor <iant@google.com>
6437 * targhooks.c (default_builtin_vectorized_function): Change fn
6438 parameter to unsigned int.
6439 (default_builtin_vectorized_conversion): Change code parameter to
6441 (default_builtin_reciprocal): Change fn parameter to unsigned int.
6442 * targhooks.h: Update declarations.
6443 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
6444 parameter to unsigned int.
6446 * c-typeck.c (comptypes_check_enum_int): New static function.
6447 (comptypes_internal): Add enum_and_int_p parameter. Change all
6449 (comp_target_types): Add location parameter. Change all callers.
6450 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
6452 (function_types_compatible_p, type_lists_compatible_p): Likewise.
6453 (build_conditional_expr): Add colon_loc parameter. Change all
6455 (convert_for_assignment): Add location parameter. Change all callers.
6456 * c-parser.c (c_parser_conditional_expression): Pass location of
6457 colon to build_conditional_expr.
6458 * c-tree.h (build_conditional_expr): Update declaration.
6460 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6462 * graphite.c: Revert previous patch.
6464 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6467 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
6469 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
6471 * tree-ssa-loop-prefetch.c
6472 (loop_prefetch_arrays): Fixed a portability problem in printf format
6475 2009-06-09 Martin Jambor <mjambor@suse.cz>
6477 PR tree-optimization/40351
6478 * tree-sra.c (propagate_subacesses_accross_link): Check that a
6479 refrence to a potential artifical subaccess can be constructed.
6481 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
6483 * config/sh/sh-protos.h (sh_optimization_options): Declare.
6484 (sh_override_options): Likewise.
6485 * config/sh/sh.c: Include params.h.
6486 (sh_optimization_options): New.
6487 (sh_override_options): Likewise.
6488 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
6489 (OVERRIDE_OPTIONS): Use sh_override_options.
6491 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6493 * dwarf2out.c (emit_cfa_remember): New variable.
6494 (add_fde_cfi): If emit_cfa_remember, recurse to add
6495 DW_CFA_remember_state first.
6496 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
6497 instead just set emit_cfa_remember.
6499 2009-06-08 Jan Hubicka <jh@suse.cz>
6502 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
6504 2009-06-08 Jan Hubicka <jh@suse.cz>
6507 * cgraphunit.c (save_inline_function_body): Do not copy transform
6508 hooks for saved inline bodies.
6509 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
6512 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
6514 * jump.c (returnjump_p): Handle delayed branches. Add missing
6517 2009-06-08 Jan Hubicka <jh@suse.cz>
6520 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
6521 original node might've been modified.
6522 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
6524 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6526 * tree-object-size.c (addr_object_size): Add OSI argument.
6527 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
6528 (compute_builtin_object_size, expr_object_size): Adjust callers.
6529 (plus_stmt_object_size): Call addr_object_size instead of
6530 compute_builtin_object_size.
6532 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
6533 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6535 * tree-ssa-loop-prefetch.c
6536 (gather_memory_references): Introduced a counter for the number of
6538 (anything_to_prefetch_p): Introduced a counter for the number of
6540 (is_loop_prefetching_profitable): New function with a cost model
6542 (loop_prefetch_arrays): Use the new cost model to determine if
6543 prefetching is profitable.
6544 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
6545 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6546 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
6547 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6548 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
6549 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6551 2009-06-08 Michael Matz <matz@suse.de>
6554 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
6555 partitions use the same.
6556 (expand_one_var): Deal with DECL_RTL sometimes begin set also
6557 for basevars of SSA_NAMEs.
6558 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
6559 to not expand them twice.
6560 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
6563 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
6565 * common.opt (fcompare-debug=, fcompare-debug-second): New.
6566 (fdump-final-insns=, gtoggle): New.
6567 * doc/invoke.texi: Document them.
6568 * final.c (rest_of_clean_state): Dump final insn stream.
6569 * gcc.c (invoke_as): Hook in -fcompare-debug.
6570 (static_spec_functions): Add compare-debug-dump-opt,
6571 compare-debug-self-opt and compare-debug-auxbase-opt.
6572 (compare_debug, compare_debug_second, compare_debug_opt): New.
6573 (switches_debug_check, n_switches_debug_check): New.
6574 (debug_auxbase_opt, debug_check_temp_file): New.
6575 (process_command): Handle -fno-compare-debug, -fcompare-debug and
6577 (do_self_spec): Handle arguments after switches.
6578 (do_spec_1): Add .gk extension to temp file basenames for compare.
6579 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
6580 (cc1_options): Use it instead of normal auxbase computation for
6581 the second compare-debug compilation.
6582 (compare_files): New.
6583 (main): Set up and implement compare debug mode.
6584 (compare_debug_dump_opt_spec_function): New.
6585 (compare_debug_self_opt_spec_function): New.
6586 (compare_debug_auxbase_opt_spec_function): New.
6587 * toplev.c (process_options): Handle flag_gtoggle,
6588 flag_dump_final_insns.
6589 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
6590 during -fcompare-debug-second compilation.
6592 2009-06-07 Ian Lance Taylor <iant@google.com>
6594 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
6595 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
6597 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
6598 with no default node. Change warning with %H to warning_at.
6599 Don't clear warn_switch around case checking.
6600 * doc/invoke.texi (Warning Options): Clarify distinction between
6601 -Wswitch and -Wswitch-enum.
6603 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6605 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
6607 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6609 * gbl-ctors.h: Add header guard.
6611 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6613 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
6614 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
6615 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
6616 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
6617 prototypes for removed functions.
6618 (expressions_equal_p): Move to ...
6619 * tree-ssa-sccvn.h: ... here and ...
6620 * matrix-reorg.c: ... adjust includes.
6622 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6624 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
6626 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6628 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
6629 (finish_function): Remove erroneous whitespace.
6631 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6633 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
6634 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
6636 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6638 * errors.c (internal_error): Commentary typo fix.
6639 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
6640 * tree-ssa-pre.c: Ditto.
6642 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6644 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
6645 them is supposed to hold actual statements.
6647 2009-06-06 Ian Lance Taylor <iant@google.com>
6649 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
6650 empty statements can now have attributes.
6652 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
6654 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
6655 * config/mips/mips.md: Ditto.
6657 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6659 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
6661 (__eabi_uconvert): Likewise.
6663 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6665 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
6666 CFI_* definitions with IN_GCC.
6668 2009-06-05 David Edelsohn <edelsohn@gnu.org>
6670 * xcoffout.h (xcoffout_source_line): Update prototype.
6672 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6674 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
6675 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
6677 2009-06-05 Jakub Jelinek <jakub@redhat.com>
6680 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
6681 inlined_function_outer_scope_p blocks for artificial inlines
6683 * tree.c (tree_nonartificial_location): Rewrite using
6684 block_nonartificial_location.
6686 2009-06-05 Revital Eres <eres@il.ibm.com>
6687 Leehod Baruch <leehod@il.ibm.com>
6689 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
6690 (expand_expr_real_1): Remove comment.
6691 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
6692 Vectorize misaligned access when the target supports it.
6693 (vect_supportable_dr_alignment): Check for unaligned access support.
6694 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
6697 2009-06-05 Julian Brown <julian@codesourcery.com>
6699 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
6700 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
6702 2009-06-05 Richard Guenther <rguenther@suse.de>
6705 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
6708 2009-06-05 Jakub Jelinek <jakub@redhat.com>
6710 * config/s390/s390.c (global_not_special_regno_p): New static inline.
6711 (save_gprs): Don't tell unwinder when a global register is saved.
6712 (s390_emit_epilogue): Emit needed epilogue unwind info.
6714 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
6716 * dwarf2out.c (deferred_asm_name): New.
6717 (add_name_and_src_coords_attributes): Defer creation of
6718 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
6720 (move_linkage_attr): New.
6721 (dwarf2out_finish): Revisit deferrals and emit attributes at the
6724 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
6726 * tree-nested.c (finalize_nesting_tree_1): Declare the
6727 frame_decl in the binding tree.
6729 2009-06-04 Cary Coutant <ccoutant@google.com>
6731 * basic-block.h (struct basic_block_def): Add discriminator field.
6732 * dbxout.c (dbxout_source_line): Add new parameter. Change all
6734 * debug.c (do_nothing_debug_hooks): Add additional entry.
6735 (debug_nothing_int_charstar_int): New function.
6736 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
6737 (debug_nothing_int_charstar_int): New declaration.
6738 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
6739 discriminator value in .loc directive.
6740 * final.c (last_discriminator): New variable.
6741 (discriminator): New variable.
6742 (final_start_function): Initialize above variables, pass current
6743 discriminator to debug hook.
6744 (notice_source_line): Check for discriminator change.
6745 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
6746 * sdbout.c (sdbout_source_line): New parameter.
6747 * tree-cfg.c (struct locus_discrim_map): New structure type.
6748 (discriminator_per_locus): New hash table.
6749 (build_gimple_cfg): Allocate and free discriminator hash table.
6750 (make_edges): Call assign_discriminator.
6751 (locus_map_hash): New function.
6752 (locus_map_eq): New function.
6753 (next_discriminator_for_locus): New function.
6754 (same_line_p): New function.
6755 (assign_discriminator): New function.
6756 (make_cond_expr_edges): Call assign_discriminator.
6757 (make_gimple_switch_edges): Likewise.
6758 (first_non_label_stmt): New function.
6759 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
6761 * xcoffout.c (xcoffout_source_line): Add new parameter.
6763 * configure.ac (gcc_cv_as_discriminator): New configury check for
6764 gas support for discriminator.
6765 * configure: Regenerate.
6766 * config.in: Regenerate.
6768 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6770 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
6771 val after checking for integers.
6773 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
6775 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
6777 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
6778 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
6779 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
6780 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
6781 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
6782 X64_SSE_REGPARM_MAX.
6783 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
6784 X64_SSE_REGPARM_MAX.
6786 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6788 * gcc.c (report_times_to_file): New.
6789 (execute): Implement it.
6790 (process_command): Support -time=.
6791 * doc/invoke.texi: Document it.
6793 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6795 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
6796 that have value exprs.
6798 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6800 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
6801 declarations for constants until...
6802 (dw2_output_indirect_constant_1): ... this point.
6804 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
6807 * arm.md (arm_addsi3): Don't try to split an add with an
6808 eliminable register until after reload has completed.
6810 2009-06-03 Ian Lance Taylor <iant@google.com>
6812 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
6813 * genattrtab.c (write_length_unit_log): Likewise.
6814 * genchecksum.c (dosum): Likewise.
6815 * gengtype.c (write_rtx_next): Likewise.
6816 (finish_root_table, write_roots): Likewise.
6817 * gimple.c (gimple_ops_offset_): Likewise.
6818 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
6819 * config/arc/arc.c (arc_attribute_table): Likewise.
6820 * config/arm/arm.c (arm_attribute_table): Likewise.
6821 * config/avr/avr.c (avr_attribute_table): Likewise.
6822 * config/crx/crx.c (crx_attribute_table): Likewise.
6823 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
6824 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
6825 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
6826 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
6827 * config/sh/sh.c (sh_attribute_table): Likewise.
6828 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
6829 * config/spu/spu.c (spu_attribute_table): Likewise.
6830 * config/v850/v850.c (v850_attribute_table): Likewise.
6832 * config/alpha/alpha.c (vms_attribute_table): Make static.
6833 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
6834 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
6835 * config/mips/mips.c (mips_attribute_table): Likewise.
6837 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
6839 (cc1-checksum.o): Likewise.
6841 2009-06-03 Steve Ellcey <sje@cup.hp.com>
6843 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
6845 2009-06-03 Jakub Jelinek <jakub@redhat.com>
6847 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
6848 insn if it is changing sp. Use gen_add3_insn instead of
6849 conditionally gen_addsi3 and gen_adddi3.
6850 (offset_below_red_zone_p): New static inline function.
6851 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
6852 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
6853 * config/rs6000/ppc-asm.h: Include auto-host.h.
6854 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
6855 CFI_RESTORE): Define.
6856 * config/rs6000/crtresxgpr.asm: Add unwind info.
6857 * config/rs6000/crtresxfpr.asm: Likewise.
6858 * config/rs6000/crtresgpr.asm: Likewise.
6859 * config/rs6000/crtresfpr.asm: Likewise.
6860 * config/rs6000/crtsavgpr.asm: Likewise.
6861 * config/rs6000/crtsavfpr.asm: Likewise.
6863 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
6864 argument of DWARF2_FRAME_REG_OUT macros.
6866 2009-06-03 Julian Brown <julian@codesourcery.com>
6868 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
6869 words or less (including TImode) in core registers.
6871 2009-06-03 Richard Guenther <rguenther@suse.de>
6874 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
6876 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
6878 * statistics.c (statistics_counter_event): Do not record event
6879 in pass dump if its number == -1.
6880 (curr_statistics_hash): Add assert that we never get passes
6881 with static number == -1.
6883 2009-06-03 Richard Guenther <rguenther@suse.de>
6884 Andrey Belevantsev <abel@ispras.ru>
6886 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
6887 non-BLKmode arrays addressable.
6889 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
6891 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
6892 * config/m68k/m68k.h: ... here.
6893 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
6896 2009-06-03 Martin Jambor <mjambor@suse.cz>
6898 PR tree-optimization/40323
6899 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
6902 2009-06-03 Richard Guenther <rguenther@suse.de>
6904 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
6907 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
6909 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
6910 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
6911 JUMP_TABLE_DATA_P where applicable.
6912 * config/sh/sh.c: Ditto.
6913 * config/sh/sh.h: Ditto.
6914 * config/sh/sh.md: Ditto.
6915 * config/sh/symbian.c: Ditto.
6917 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
6919 * config/i386/driver-i386.c (describe_cache): Optimize
6920 concatenation of strings. Use snprintf instead of sprintf.
6921 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
6922 target when not compiling with GCC.
6924 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
6926 * config/sh/sh.c: Revert last change.
6927 (sh_expand_epilogue): Emit a blockage insn before the frame
6928 pointer adjustment unconditionally.
6930 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6932 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
6933 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
6934 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
6935 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
6936 to COLLECT_GCC_OPTIONS.
6938 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6940 * collect2.c (target_system_root): New variable.
6941 (main): Handle --sysroot=.
6942 (ignore_library): Strip the sysroot from the library path.
6944 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6946 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
6947 (collect2.o): Depend on collect2-aix.h.
6948 (collect2-aix.o): New rule.
6949 * collect2-aix.h: New file.
6950 * collect2-aix.c: Likewise.
6951 * collect2.c: Include collect2-aix.h. Don't undefine
6952 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
6953 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
6954 Use TARGET_AIX_VERSION instead of _AIX51.
6955 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
6956 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
6957 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
6958 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
6959 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
6961 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6963 * collect2.c (ignore_library): Avoid premature post-increment
6966 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6968 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
6969 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
6970 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
6971 CROSS_DIRECTORY_STRUCTURE too.
6972 (LINK_LIBG_SPEC): Likewise.
6973 (LIB_SPEC): Add %R to sysroot paths.
6974 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
6975 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
6976 * config/rs6000/aix51.h: As for aix43.h.
6977 * config/rs6000/aix52.h: Likewise.
6978 * config/rs6000/aix53.h: Likewise.
6979 * config/rs6000/aix61.h: Likewise.
6980 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
6981 to the beginning of sysroot paths.
6983 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6985 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
6986 INSN_LISTs that are out of the REG_NOTE range.
6988 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6990 * loop-unroll.c (struct iv_to_split): Add pointer to next.
6991 (struct var_to_expand): Likewise.
6992 (struct opt_info): Add head and tail for linked lists of the above.
6993 (analyze_insn_to_expand_var): Initialize next.
6994 (analyze_iv_to_split_insn): Likewise.
6995 (analyze_insns_in_loop): Create linked lists.
6996 (allocate_basic_variable): Simplify for use without hash table.
6997 (insert_var_expansion_initialization): Likewise, make it type-safer.
6998 (combine_var_copies_in_loop_exit): Likewise.
6999 (apply_opt_in_copies): Walk lists rather than hash tables.
7000 (release_var_copies): Simplified and inlined by hand into...
7001 (free_opt_info): ... this function.
7003 2009-06-02 Richard Guenther <rguenther@suse.de>
7005 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
7008 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7010 * cfgexpand.c (gimple_expand_cfg): Discard the source location
7011 only for builtins that are not overridden.
7013 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7015 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
7018 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7020 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
7022 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7024 * combine.c (move_deaths): Compare LUIDs within the same BB only.
7026 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7028 * common.opt (fdump-unnumbered-links): New.
7029 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
7030 * print-rtl.c (flag_dump_unnumbered_links): New.
7031 (print_rtx): Test it.
7033 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
7035 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
7036 push/pop multiple to 8-byte alignment.
7038 2009-06-01 Jakub Jelinek <jakub@redhat.com>
7040 * config/i386/i386.c (queued_cfa_restores): New static variable.
7041 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
7043 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
7044 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
7045 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
7046 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
7047 note unconditionally.
7048 (ix86_emit_restore_regs_using_mov): Likewise.
7049 (ix86_emit_restore_sse_regs_using_mov): Likewise.
7050 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
7051 it through to ix86_emit_restore_reg_using_pop.
7052 (ix86_emit_leave): Add RED_OFFSET argument. Call
7053 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
7054 instead of adding REG_CFA_OFFSET note unconditionally.
7055 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
7056 the above functions. Call ix86_add_queued_cfa_restore_notes when
7059 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
7060 force output of the label even for dwarf2out_do_cfi_asm.
7061 (add_fde_cfi): If -g2 and above and cfi might change CFA,
7062 force creation of CFI label and chain DW_CFA_set_loc jumping to it
7063 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
7065 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
7066 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
7067 dwarf2out_cfi_label callers.
7068 * tree.h (dwarf2out_cfi_label): Adjust prototype.
7069 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
7070 Adjust dwarf2out_cfi_label callers.
7071 * config/vax/vax.c (vax_output_function_prologue): Likewise.
7073 * config/i386/i386.h (struct machine_cfa_state,
7074 struct machine_function): Guard with ifndef USED_FOR_TARGET
7075 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
7078 * emutls.c (__emutls_get_address): Change arr->size to mean number
7079 of allocated arr->data entries instead of # of slots + 1.
7082 * recog.c (peep2_reinit_state): New function.
7083 (peephole2_init_state): Use it at the end of a basic block and also
7084 when seeing a RTX_FRAME_RELATED_P insn.
7086 2009-06-01 Steve Ellcey <sje@cup.hp.com>
7088 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
7089 fixuns_truncrfdi2): New.
7090 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
7091 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
7092 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
7093 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
7094 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
7095 *recip_approx): Remove.
7096 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
7097 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
7098 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
7100 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
7103 2009-06-01 Ian Lance Taylor <iant@google.com>
7105 * attribs.c (register_attribute): Use CONST_CAST.
7106 * collect2.c (main): Use CONST_CAST2.
7107 (scan_prog_file): Likewise.
7108 * gcc.c (process_command, main): Likewise.
7109 * toplev.c (toplev_main): Likewise.
7111 * c-typeck.c (handle_warn_cast_qual): New static function,
7112 partially broken out of build_c_cast.
7113 (build_c_cast): Call handle_warn_cast_qual.
7114 * doc/invoke.texi (Warning Options): Document new effect of
7117 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
7119 * diagnostic.c (diagnostic_build_prefix): Always print columns.
7120 (diagnostic_report_current_module): Print columns.
7121 * common.opt (flag_show_column): Enable by default.
7123 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
7125 * alias.c (find_base_term): Check for NULL term before returning.
7127 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7129 Revert due to PR40320:
7130 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7131 * calls.c (emit_library_call_value_1): Don't force_operand for move
7134 2009-06-01 Olivier Hainque <hainque@adacore.com>
7135 Eric Botcazou <ebotcazou@adacore.com>
7137 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
7138 to be processed as a bitfield for constructor output purposes.
7139 * output.h (initializer_constant_valid_for_bitfield_p): Declare
7141 * varasm.c (oc_local_state): New type, output_constructor
7142 local state to support communication with helpers.
7143 (oc_outer_state): New type, output_constructor outer state of
7144 relevance in recursive calls.
7145 (output_constructor_array_range): New output_constructor helper,
7146 extracted code for an array range element.
7147 (output_constructor_regular_field): New output_constructor helper,
7148 extracted code for an element that is not a bitfield.
7149 (output_constructor_bitfield): New output_constructor helper,
7150 extracted code for a bitfield element. Accept an OUTER state
7151 argument for recursive processing. Recurse on record or array
7152 CONSTRUCTOR values, possibly past noop conversions.
7153 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
7154 VALUE is a valid constant-valued expression for use in a static
7155 bit-field initializer.
7156 (output_constructor): Rework to use helpers. Accept and honor an
7157 OUTER state argument for recursive calls. Return total size. Be
7158 prepared for nested constructors initializing bitfields.
7159 (output_constant): Feed OUTER in calls to output_constructor.
7161 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7163 * calls.c (emit_library_call_value_1): Don't force_operand for move
7166 2009-06-01 Nick Clifton <nickc@redhat.com>
7168 * doc/invoke.texi (IA-64 Options): Fix typo.
7170 2009-06-01 Ira Rosen <irar@il.ibm.com>
7172 PR tree-optimization/39129
7173 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
7175 (vect_do_peeling_for_loop_bound): Use
7176 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7177 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7178 (vect_loop_versioning): Likewise.
7179 (vect_create_cond_for_alias_checks): Fix indentation.
7180 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
7182 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
7183 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
7184 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
7185 "control flow in loop".
7186 (vect_estimate_min_profitable_iters): Use
7187 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7188 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7189 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
7190 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
7191 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
7192 statement belongs to a group of strided accesses with the exact code
7194 (vectorizable_load): Likewise.
7195 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
7196 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
7198 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
7200 * config/freebsd-stdint.h: New file.
7201 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
7202 Add freebsd-stdint.h to tm_file.
7204 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
7206 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
7207 (thumb2_extendhidi2): Likewise.
7209 2009-05-31 Ian Lance Taylor <iant@google.com>
7211 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
7213 2009-05-31 Ian Lance Taylor <iant@google.com>
7215 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
7216 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
7217 (ipa-reference.o): Depend upon gt-ipa-reference.h.
7219 2009-05-31 Jason Merrill <jason@redhat.com>
7221 * tree-pretty-print.c (print_call_name): Take the callee, not the
7222 call itself. Make non-static. Use dump_function_name for functions.
7223 (dump_generic_node): Adjust.
7224 * diagnostic.h: Declare print_call_name.
7225 * gimple-pretty-print.c (dump_gimple_call): Use it.
7227 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7229 * config/sh/sh.md (ashldi3_std): New define_expand.
7232 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7235 * config/sh/sh.c: Include debug.h.
7236 (sh_expand_epilogue): Emit a blockage insn before the frame
7237 pointer adjustment also when dwarf2out_do_frame returns true.
7239 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
7241 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
7242 (thumb2_extendqidi2): New pattern.
7244 2009-05-31 Ira Rosen <irar@il.ibm.com>
7246 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
7247 mark phis for renaming.
7248 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
7249 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
7250 Call mark_sym_for_renaming.
7251 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
7252 * tree-vect-loop.c (vect_transform_loop): Remove
7253 vect_memsyms_to_rename initialization and a call to
7254 mark_set_for_renaming.
7256 2009-05-31 Jakub Jelinek <jakub@redhat.com>
7259 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
7260 frame related even if !set_cfa && style < 0.
7262 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
7264 * config/i386/mingw-tls.c: New file.
7265 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
7266 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
7267 defining _WIN32 but not __CYGWIN__.
7269 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7271 * configure.ac: Add MPC support.
7273 * config.in, configure: Regenerate.
7275 2009-05-29 Richard Henderson <rth@redhat.com>
7277 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
7278 NOTE_INSN_BASIC_BLOCK.
7279 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
7280 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
7281 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
7283 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
7285 (add_cfi): Disable check redefining cfa away from drap.
7286 (lookup_cfa_1): Add remember argument; handle remember/restore.
7287 (lookup_cfa): Pass remember argument.
7288 (cfa_remember): New.
7289 (compute_barrier_args_size_1): Remove sibcall check.
7290 (dwarf2out_frame_debug_def_cfa): New.
7291 (dwarf2out_frame_debug_adjust_cfa): New.
7292 (dwarf2out_frame_debug_cfa_offset): New.
7293 (dwarf2out_frame_debug_cfa_register): New.
7294 (dwarf2out_frame_debug_cfa_restore): New.
7295 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
7296 (dwarf2out_begin_epilogue): New.
7297 (dwarf2out_frame_debug_restore_state): New.
7298 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
7299 DW_CFA_restore_state.
7300 (output_cfi_directive): Likewise.
7301 (convert_cfa_to_fb_loc_list): Likewise.
7302 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
7303 * dwarf2out.h: Update.
7304 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
7305 (copy_insn_1): Early out for null.
7306 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
7307 and dwarf2out_frame_debug_restore_state.
7308 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
7309 (prologue_insn_hash, epilogue_insn_hash): New.
7310 (free_after_compilation): Adjust freeing accordingly.
7311 (record_insns): Create hash table if needed; push insns into
7312 hash instead of array.
7313 (maybe_copy_epilogue_insn): New.
7314 (contains): Search hash table instead of array.
7315 (sibcall_epilogue_contains): Remove.
7316 (thread_prologue_and_epilogue_insns): Split eh_return insns
7317 and mark them as epilogues.
7318 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
7319 scanning in terms of basic blocks.
7320 * insn-notes.def (CFA_RESTORE_STATE): New.
7321 * jump.c (returnjump_p_1): Accept EH_RETURN.
7322 (eh_returnjump_p_1, eh_returnjump_p): New.
7323 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
7324 CFA_REGISTER, CFA_RESTORE): New.
7325 * rtl.def (EH_RETURN): New.
7326 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
7328 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
7329 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
7331 * config/i386/i386.c (gen_push): Update cfa state.
7332 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
7333 add a CFA_ADJUST_CFA note.
7334 (ix86_dwarf_handle_frame_unspec): Remove.
7335 (ix86_expand_prologue): Update cfa state.
7336 (ix86_emit_restore_reg_using_pop): New.
7337 (ix86_emit_restore_regs_using_pop): New.
7338 (ix86_emit_leave): New.
7339 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
7340 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
7341 * config/i386/i386.h (struct machine_cfa_state): New.
7342 (ix86_cfa_state): New.
7343 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
7344 (eh_return_internal): Merge from eh_return_<mode>,
7345 use eh_return rtx, split w/ epilogue.
7347 2009-05-29 Ian Lance Taylor <iant@google.com>
7349 * builtins.c (validate_gimple_arglist): Don't use va_arg with
7351 * calls.c (emit_library_call_value_1): Likewise.
7353 * c-typeck.c (c_build_va_arg): New function.
7354 * c-tree.h (c_build_va_arg): Declare.
7355 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
7356 instead of build_va_arg.
7358 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
7360 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
7361 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
7362 (ptr_difference_cost): Use affine combinations to compute it.
7363 (difference_cost): Likewise.
7364 (get_computation_cost_at): Compute more accurate cost for addresses
7365 if the ratio is a multiplier allowed in addresses.
7366 For non-addresses, consider that an additional offset or symbol is
7369 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7371 * config/i386/i386.c (ix86_decompose_address): Avoid useless
7372 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
7374 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
7375 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
7376 (prefix_rex): For UNIT_MMX don't imply the prefix by default
7378 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
7379 to 1 for TYPE_SSE{IADD1,CVT1}.
7380 (prefix_vex_imm8): Removed.
7381 (length_vex): Only pass 1 as second argument to
7382 ix86_attr_length_vex_default if prefix_extra is 0.
7383 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
7384 (length): For prefix vex computation use length_immediate
7385 attribute instead of prefix_vex_imm8.
7386 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
7387 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
7388 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
7389 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
7390 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
7391 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
7392 a space in between the operands.
7393 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
7394 if one operand is 0xff and the other one si, di, bp or sp.
7395 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
7396 other one si, di, bp or sp.
7397 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
7398 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
7399 type and mode attributes.
7400 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
7401 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
7402 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
7403 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
7404 prefix_data16 attribute iff MODE_DF.
7405 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
7406 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
7407 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
7408 constm128_operand in length_immediate computation.
7409 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
7410 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
7411 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
7412 length_immediate attribute to 1.
7413 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
7414 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
7415 for certain alternatives.
7416 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
7417 prefix_data16 attribute if MODE_V1DF.
7418 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
7419 length_immediate to 1.
7420 (set_got_rex64, set_rip_rex64): Remove length attribute, set
7421 length_address to 4, set mode attribute to MODE_DI.
7422 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
7423 (fxam<mode>2_i387): Set length attribute to 4.
7424 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
7425 *prefetch_3dnow_rex): Override length_address attribute.
7426 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
7428 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
7429 (constm128_operand): Removed.
7430 * config/i386/i386.c (memory_address_length): For
7431 disp && !index && !base in 64-bit mode account for SIB byte if
7432 print_operand_address can't optimize disp32 into disp32(%rip)
7433 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
7434 for fs: or gs: segment.
7435 (ix86_attr_length_immediate_default): When checking if shortform
7436 is possible, truncate immediate to the length of the non-shortened
7438 (ix86_attr_length_address_default): Ignore MEM_P operands
7440 (ix86_attr_length_vex_default): Only check for DImode on
7441 GENERAL_REG_P operands.
7442 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
7443 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
7444 (sse_cvttps2pi): Clear prefix_rep attribute.
7445 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
7447 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
7448 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
7449 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
7450 iff operand 2 is const_int_operand.
7451 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
7452 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
7453 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
7455 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
7457 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
7458 prefix_data16 attribute for movlpd and movhpd instructions.
7459 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
7460 length_immediate for shufpd instruction.
7461 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
7462 (avx_cmpp<avxmodesuffixf2c><mode>3,
7463 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
7464 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
7465 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
7466 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
7467 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
7468 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
7469 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
7470 prefix_data16 attribute for the first alternative to 1.
7471 (*avx_loadlps): Override length_immediate for the first alternative.
7472 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
7473 attributes for second alternative.
7474 (*vec_concatv2sf_sse4_1): Override length_immediate and
7475 prefix_data16 attributes for second alternative.
7476 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
7477 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
7478 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
7479 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
7480 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
7481 prefix_data16 and length_immediate to 1.
7482 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
7484 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
7485 prefix_extra attribute for variants that don't have 0f prefix alone.
7486 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
7487 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
7488 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
7489 *sse4_1_pextrd): Set length_immediate to 1.
7490 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
7491 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
7493 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
7494 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
7495 length_immediate to 1 for second alternative.
7496 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
7497 prefix_extra and length_immediate attributes for the first
7499 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
7501 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
7502 to 1 for the first and third alternative.
7503 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
7505 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
7507 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
7509 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
7510 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
7511 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
7512 *avx_psign<mode>3): Set prefix_extra attribute to 1.
7513 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
7514 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
7515 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
7516 ssse3_psign<mode>3): Override prefix_rex attribute.
7517 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
7518 (ssse3_palignrti): Override length_immediate to 1.
7519 (ssse3_palignrdi): Override length_immediate to 1, override
7520 prefix_rex attribute.
7521 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
7522 (sse4a_extrqi): Override length_immediate to 2.
7523 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
7524 (sse4a_insertq): Override prefix_data16 to 0.
7525 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
7526 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
7527 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
7528 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
7529 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
7530 and length_immediate to 1.
7531 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
7532 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
7533 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
7534 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
7535 and length_immediate to 1.
7536 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
7537 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
7538 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
7539 avx_ptest256): Override prefix_extra to 1.
7540 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
7541 Override prefix_data16 and length_immediate to 1.
7542 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
7543 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
7544 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
7545 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
7546 prefix_data16 to 0 and prefix_extra to 2.
7547 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
7548 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
7550 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
7551 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
7552 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
7553 and prefix_extra to 2.
7554 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
7555 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
7556 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
7557 avx_vpermilvar<mode>3,
7558 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
7559 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
7560 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
7561 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
7562 Override prefix_extra to 1.
7563 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
7564 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
7565 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
7566 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
7567 prefix_extra and length_immediate to 1.
7568 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
7570 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
7571 to 1 for the first alternative.
7572 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
7573 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
7575 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
7576 *movv2sf_internal_avx, *movv2sf_internal): Override
7577 prefix_rep attribute for certain alternatives.
7578 (*mov<mode>_internal): Override prefix_rep or prefix_data16
7579 attributes for certain alternatives.
7580 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
7581 attributes for certain alternatives.
7582 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
7583 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
7584 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
7585 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
7586 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
7587 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
7588 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
7589 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
7590 length_immediate to 1 if operand 2 is const_int_operand.
7591 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
7592 *vec_extractv2si_1): Set length_immediate attribute to 1.
7593 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
7594 using old 3DNOW insn rather than SSE/3DNOW_A.
7595 (mmx_emms, mmx_femms): Clear modrm attribute.
7597 2009-05-29 Martin Jambor <mjambor@suse.cz>
7599 * tree-sra.c: New implementation of SRA.
7601 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
7602 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
7603 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
7604 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
7605 (SRA_MAX_STRUCTURE_COUNT): Removed.
7606 (SRA_FIELD_STRUCTURE_RATIO): Removed.
7607 * doc/invoke.texi (sra-max-structure-size): Removed.
7608 (sra-field-structure-ratio): Removed.
7610 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7613 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
7616 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
7618 PR rtl-optimization/40101
7619 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
7620 seqno. Adjust comment.
7621 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
7622 inserting bookkeeping before a jump, the jump is not scheduled.
7623 When no positive seqno found, provide a value. Add comment.
7625 2009-05-29 Richard Guenther <rguenther@suse.de>
7627 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
7628 short-cutting on the first component.
7630 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7633 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
7634 for trees other than decls/types.
7636 2009-05-29 Richard Guenther <rguenther@suse.de>
7638 * tree-ssa-operands.c (get_expr_operands): Do not handle
7639 INDIRECT_REFs in the handled-component case. Remove
7640 unused get_ref_base_and_extent case.
7641 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
7642 tree_low_cst and host_integerp where possible.
7643 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
7644 codes for equivalence.
7645 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
7647 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
7649 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
7650 to tmake_file for i[34567]86-*-cygwin*.
7652 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7655 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
7656 (altivec_categorize_keyword, init_vector_keywords,
7657 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
7660 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
7662 * tree.c (handle_dll_attribute): Check if node is
7663 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
7665 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
7667 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
7669 (thumb2_zero_extendqidi2): Likewise.
7671 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
7673 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
7674 instead of gen_movrt.
7675 * config/sh/sh.md (movrt): Remove.
7677 2009-05-28 Steve Ellcey <sje@cup.hp.com>
7679 * doc/invoke.texi (IA-64 Options):
7680 Add -msdata, -mfused-madd, -mno-inline-float-divide,
7681 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
7682 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
7683 -msched-prefer-non-control-spec-insns,
7684 -msched-stop-bits-after-every-cycle,
7685 -msched-count-spec-in-critical-path,
7686 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
7687 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
7688 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
7689 and -msched-spec-verbose.
7691 2009-05-28 Joseph Myers <joseph@codesourcery.com>
7693 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
7694 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
7696 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
7698 2009-05-28 Richard Guenther <rguenther@suse.de>
7700 * tree-ssa-alias.c (ao_ref_init): New function.
7701 (ao_ref_base): Likewise.
7702 (ao_ref_base_alias_set): Likewise.
7703 (ao_ref_alias_set): Likewise.
7704 (refs_may_alias_p_1): Change signature.
7705 (refs_may_alias_p): Adjust.
7706 (refs_anti_dependent_p): Likewise.
7707 (refs_output_dependent_p): Likewise.
7708 (call_may_clobber_ref_p_1): Change signature.
7709 (call_may_clobber_ref_p): Adjust.
7710 (stmt_may_clobber_ref_p_1): New function split out from ...
7711 (stmt_may_clobber_ref_p): ... here.
7712 (maybe_skip_until): Adjust signature.
7713 (get_continuation_for_phi): Likewise.
7714 (walk_non_aliased_vuses): Likewise.
7715 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
7716 (ao_ref_init): Declare.
7717 (ao_ref_base): Likewise.
7718 (ao_ref_alias_set): Likewise.
7719 (stmt_may_clobber_ref_p_1): Likewise.
7720 (walk_non_aliased_vuses): Adjust.
7721 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
7722 (get_ref_from_reference_ops): remove.
7723 (vn_reference_lookup_2): Adjust signature.
7724 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
7725 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
7726 (vn_reference_lookup): Adjust.
7727 (vn_reference_insert): Likewise.
7728 (vn_reference_insert_pieces): Adjust signature.
7729 (visit_reference_op_call): Adjust.
7730 * tree-ssa-pre.c (get_expr_type): Simplify.
7731 (phi_translate_1): Adjust.
7732 (compute_avail): Likewise.
7733 (translate_vuse_through_block): Do not re-build trees.
7734 (value_dies_in_block_x): Likewise.
7735 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
7737 (vn_reference_lookup_pieces): Adjust declaration.
7738 (vn_reference_insert_pieces): Likewise.
7740 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
7742 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
7743 with checking disabled.
7745 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
7749 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
7750 macro definition for support of three-operand format aligned
7751 .comm directive in assembler on cygwin/pe/mingw target OS.
7752 * configure: Regenerate.
7753 * config.h: Regenerate.
7755 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
7756 aligned form of .comm directive if -mpe-aligned-commons is in effect.
7757 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
7759 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
7760 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
7762 2009-05-28 Ira Rosen <irar@il.ibm.com>
7764 PR tree-optimization/40254
7765 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
7766 in analysis of basic blocks.
7768 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
7771 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
7772 * target-def.h (TARGET_CONST_ANCHOR): New macro.
7773 (TARGET_INITIALIZER): Use it.
7774 * cse.c (CHEAPER): Move it up to the other macros.
7775 (insert): Rename this ...
7776 (insert_with_costs): ... to this. Add cost parameters. Update
7778 (insert): New function. Call insert_with_costs.
7779 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
7780 find_reg_offset_for_const, try_const_anchors): New functions.
7781 (cse_insn): Call try_const_anchors. Adjust cost of src_related
7782 when using a const-anchor. Call insert_const_anchors.
7783 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
7784 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
7786 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
7788 * tree-inline.c (remap_decls): Enable nonlocalized variables
7789 when not optimizing.
7791 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
7793 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
7794 Simplify other tests involving optimize.
7796 2009-05-27 Tom Tromey <tromey@redhat.com>
7798 * unwind-dw2.c (_Unwind_DebugHook): New function.
7799 (uw_install_context): Call _Unwind_DebugHook.
7801 2009-05-27 Tom Tromey <tromey@redhat.com>
7803 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
7805 2009-05-27 Ian Lance Taylor <iant@google.com>
7807 * Makefile.in (LINKER, LINKER_FLAGS): Define.
7808 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
7809 (ALL_LINKERFLAGS): Define.
7810 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
7811 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
7812 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
7813 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
7814 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
7815 $(LINKER_FOR_BUILD).
7816 (build/gcov-iov$(build_exeext)): Likewise.
7818 2009-05-27 Julian Brown <julian@codesourcery.com>
7820 * gcse.c (target.h): Include.
7821 (can_assign_to_reg_without_clobbers_p): Check that the target allows
7822 copy of argument to a pseudo register.
7824 2009-05-27 Diego Novillo <dnovillo@google.com>
7826 * tree-ssa-live.c (dump_scope_block): Document arguments.
7827 (dump_scope_blocks): Document.
7828 (debug_scope_blocks): New.
7829 * tree-flow.h (debug_scope_blocks): Declare.
7831 2009-05-21 Denis Chertykov <denisc@overta.ru>
7833 * doc/contrib.texi (Contributors): Add myself to the list.
7835 2009-05-27 Olivier Hainque <hainque@adacore.com>
7837 * expr.c (target_align): New function. Alignment the TARGET of an
7838 assignment may be assume to have.
7839 (highest_pow2_factor_for_target): Use it instead of relying on
7840 immediate tree attributes of TARGET, not necessarily honored when
7841 intermediate bitfields are involved.
7843 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
7846 * config/i386/driver-i386.c (host_detect_local_cpu): Support
7847 AVX, SSE4, AES, PCLMUL and POPCNT.
7849 2009-05-27 Diego Novillo <dnovillo@google.com>
7851 * tree-pretty-print.c (dump_location): New.
7852 (dump_generic_node): Call it.
7853 Factor code to handle BLOCK nodes ...
7854 (dump_block_node): ... here.
7856 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
7858 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
7860 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
7862 * gcc-plugin.h: Include config.h and system.h.
7863 (IN_GCC): Define if not defined.
7865 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
7868 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
7871 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
7873 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
7875 * config/m32r/m32r.h: Ditto.
7876 * config/m32r/m32r.md: Ditto.
7877 * config/m32r/predicates.md: Ditto.
7879 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
7881 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
7883 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
7886 (Loading plugins): typo.
7887 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
7888 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
7889 (Interacting with the GCC Garbage Collector): Added new section.
7890 (Giving information about a plugin): Added new section for
7892 * ggc.h (ggc_register_root_tab): Added declaration.
7893 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
7894 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
7895 (register_callback): Improved comment in declaration.
7896 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
7897 (extra_root_vec) Added static variable for dynamic roots registration.
7898 (ggc_register_root_tab) Added new routine.
7899 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
7900 PLUGIN_GGC_MARKING event.
7901 * ggc-zone.c: Include plugin.h.
7902 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
7903 * ggc-page.c: Include plugin.h.
7904 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
7905 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
7906 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
7907 (register_callback): check lack of callbacks for
7908 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
7909 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
7910 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
7911 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
7912 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
7913 dependency on plugin.h.
7914 (plugin.o): Added dependency on ggc.h...
7916 2009-05-26 Richard Guenther <rguenther@suse.de>
7920 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
7921 with mismatched comparison modes.
7923 * expr.c (expand_expr_real_1): Expand the operand of a
7924 VIEW_CONVERT_EXPR in its natural mode.
7926 2009-05-26 Ian Lance Taylor <iant@google.com>
7928 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
7929 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
7930 (ALL_COMPILERFLAGS): Define.
7931 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
7932 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
7933 (collect2$(exeext), collect2.o): Likewise.
7934 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
7935 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
7936 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
7937 (libbackend.o, intl.o, cppdefault.o): Likewise.
7938 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
7939 (build/%.o): Use $(COMPILER_FOR_BUILD).
7940 (build/gen%$(build_exeext)): Likewise.
7941 (build/gcov-iov$(build_exeext)): LIkewise.
7942 * config/t-darwin (darwin.o): Use $(COMPILER).
7943 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
7944 * config/t-sol2 (sol2-c.o): Likewise.
7946 * config/t-vxworks (vxworks.o): Likewise.
7947 * config/x-darwin (host-darwin.o): Likewise.
7948 * config/x-hpux (host-hpux.o): Likewise.
7949 * config/x-linux (host-linux.o): Likewise.
7950 * config/x-solaris (host-solaris.o): Likewise.
7951 * config/alpha/x-alpha (driver-alpha.o): Likewise.
7952 * config/arm/t-arm (arm-c.o): Likewise.
7953 * config/arm/t-pe (pe.o): Likewise.
7954 * config/arm/t-wince-pe (pe.o): Likewise.
7955 * config/i386/t-cygming (winnt.o): Likewise.
7956 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
7957 * config/i386/t-cygwin (cygwin1.o): Likewise.
7958 (cygwin2.o): Likewise.
7959 * config/i386/t-i386 (i386-c.o): Likewise.
7960 * config/i386/t-interix (winnt.o): Likewise.
7961 * config/i386/t-netware (netware.o): Likewise.
7962 * config/i386/t-nwld (nwld.o): Likewise.
7963 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
7964 * config/i386/x-i386 (driver-i386.o): Likewise.
7965 * config/i386/x-cygwin (host-cygwin.o): Likewise.
7966 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
7967 * config/ia64/t-ia64 (ia64-c.o): Likewise.
7968 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
7969 * config/mips/x-native (driver-native.o): Likewise.
7970 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
7971 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
7972 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
7973 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
7974 * config/score/t-score-elf (score7.o): Likewise.
7975 (score3.o): Likewise.
7976 * config/sh/t-sh (sh-c.o): Likewise.
7977 * config/sh/t-symbian (sh-c.o): Likewise.
7978 (symbian.o): Likewise.
7979 * config/spu/t-spu-elf (spu-c.o): Likewise.
7980 * config/v850/t-v850 (v850-c.o): Likewise.
7981 * config/v850/t-v850e (v850-c.o): Likewise.
7983 2009-05-26 Richard Guenther <rguenther@suse.de>
7985 PR tree-optimization/40122
7986 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
7987 VECTOR_CSTs if possible.
7988 (fold_gimple_assign): Likewise.
7990 2009-05-26 Richard Guenther <rguenther@suse.de>
7993 * fold-const.c (fold_binary): Use the correct types for building
7996 2009-05-26 Richard Guenther <rguenther@suse.de>
7998 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
7999 redundant calls to merge_alias_info.
8000 (bump_vector_ptr): Likewise.
8001 * tree-ssa-copy.c (merge_alias_info): Remove.
8002 (replace_exp_1): Remove call to merge_alias_info.
8003 (propagate_tree_value): Likewise.
8004 (fini_copy_prop): Propagate points-to info.
8005 * tree-flow.h (merge_alias_info): Remove.
8007 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
8009 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
8011 2009-05-25 Jan Hubicka <jh@suse.cz>
8013 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
8014 * cgraph.h (struct inline_summary): New filed self_wize,
8015 size_inlining_benefit, self_time and time_inlining_benefit.
8016 (struct cgraph_global_info): Replace insns by time ans size fields.
8017 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
8018 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
8019 (ipcp_update_callgraph): Do not touch function bodies.
8020 * ipa-inline.c: Include except.h
8021 (MAX_TIME): New constant.
8022 (overall_insns): Remove.
8024 (overall_size, max_benefit): New static variables.
8025 (cgraph_estimate_time_after_inlining): New function.
8026 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
8027 (cgraph_clone_inlined_nodes): Update size.
8028 (cgraph_mark_inline_edge): Update size.
8029 (cgraph_estimate_growth): Use size info.
8030 (cgraph_check_inline_limits): Check size.
8031 (cgraph_default_inline_p): Likewise.
8032 (cgraph_edge_badness): Compute badness based on benefit and size cost.
8033 (cgraph_decide_recursive_inlining): Check size.
8034 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
8036 (cgraph_decide_inlining): Likewise.
8037 (cgraph_decide_inlining_incrementally): Likewise; honor
8038 PARAM_EARLY_INLINING_INSNS.
8039 (likely_eliminated_by_inlining_p): New predicate.
8040 (estimate_function_body_sizes): New function.
8041 (compute_inline_parameters): Use it.
8042 * except.c (must_not_throw_labels): New function.
8043 * except.h (must_not_throw_labels): Declare.
8044 * tree-inline.c (init_inline_once): Kill inlining_weigths
8045 * tree-ssa-structalias.c: Avoid uninitialized warning.
8046 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
8047 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
8048 (PARAM_INLINE_CALL_COST): Remove.
8049 (PARAM_EARLY_INLINING_INSNS): New.
8051 2009-05-25 Richard Guenther <rguenther@suse.de>
8053 PR tree-optimization/36327
8054 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
8055 callback for reference translation or lookup at the point of may-defs.
8056 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
8057 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
8058 for union COMPONENT_REFs.
8059 (vn_reference_lookup_3): New callback. Lookup from memset
8060 and CONSTRUCTOR assignment, translate through struct copies.
8061 (vn_reference_lookup_pieces): Make sure to not free the
8062 passed operands array. Adjust walk_non_aliased_vuses call.
8063 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
8064 make sure we do not leak memory.
8066 2009-05-25 Richard Guenther <rguenther@suse.de>
8068 * tree-ssa-alias.h (dump_points_to_solution): Declare.
8069 * tree-inline.c (expand_call_inline): Reset the escaped and
8071 * tree-ssa-structalias.c (pass_build_ealias): New.
8072 * tree-pass.h (pass_build_ealias): Declare.
8073 * passes.c (init_optimization_passes): Add PTA during
8074 early optimizations.
8075 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
8076 and CALLUSED solutions.
8077 (dump_points_to_solution): New function, split out from ...
8078 (dump_points_to_info_for): ... here.
8079 * tree-parloops.c (parallelize_loops): Reset the escaped and
8082 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8085 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
8086 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
8088 2009-05-25 Ira Rosen <irar@il.ibm.com>
8090 PR tree-optimization/40238
8091 * tree-vect-stmts.c (vect_init_vector): Insert initialization
8092 statements after basic block's labels.
8093 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
8094 to free the allocated memory.
8096 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
8098 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
8099 return address with a USE.
8101 2009-05-24 Richard Guenther <rguenther@suse.de>
8104 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
8105 array type from the main variant of the inner type.
8107 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
8109 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
8110 definition to bool (from int) to un-break build.
8111 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
8113 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
8115 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
8116 discard_stmt_changes): Delete.
8117 * tree-ssa-operands.c (scb_stack): Delete.
8118 (init_ssa_operands): Do not initialize it.
8119 (fini_ssa_operands): Do not free it.
8120 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
8122 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
8123 update_stmt, remove the others. Fix comments.
8124 * tree-dfa.c (optimize_stack_restore): Likewise.
8125 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
8126 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
8127 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
8128 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
8130 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
8131 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
8132 (dom_opt_finalize_block): Likewise, adjusting access to
8134 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
8135 (stmts_to_rescan): Change item type to gimple.
8136 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
8138 2009-05-24 Ira Rosen <irar@il.ibm.com>
8140 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
8141 * tree-pass.h (pass_slp_vectorize): New pass.
8142 * params.h (SLP_MAX_INSNS_IN_BB): Define.
8143 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
8144 * tree-vectorizer.c (timevar.h): Include.
8145 (user_vect_verbosity_level): Declare.
8146 (vect_location): Fix comment.
8147 (vect_set_verbosity_level): Update user_vect_verbosity_level
8148 instead of vect_verbosity_level.
8149 (vect_set_dump_settings): Add an argument. Ignore user defined
8150 verbosity if dump flags require higher level of verbosity. Print to
8151 stderr only for loop vectorization.
8152 (vectorize_loops): Update call to vect_set_dump_settings.
8153 (execute_vect_slp): New function.
8154 (gate_vect_slp): Likewise.
8155 (struct gimple_opt_pass pass_slp_vectorize): New.
8156 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
8158 (vec_info_for_bb): New function.
8159 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
8160 (VECTORIZATION_ENABLED): New macro.
8161 (SLP_ENABLED, SLP_DISABLED): Likewise.
8162 (vect_is_simple_use): Add bb_vec_info argument.
8163 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
8164 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
8165 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
8166 vect_schedule_slp, vect_analyze_slp): Likewise.
8167 (vect_analyze_stmt): Add slp_tree argument.
8168 (find_bb_location): Declare.
8169 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
8170 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
8171 (vect_analyze_loop_operations, vect_analyze_loop,
8172 get_initial_def_for_induction, vect_create_epilog_for_reduction,
8173 vect_finalize_reduction, vectorizable_reduction,
8174 vectorizable_live_operation, vect_transform_loop): Likewise.
8175 * tree-data-ref.c (dr_analyze_innermost): Update comment,
8176 skip evolution analysis if analyzing a basic block.
8177 (dr_analyze_indices): Likewise.
8178 (initialize_data_dependence_relation): Skip the test whether the
8179 object is invariant for basic blocks.
8180 (compute_all_dependences): Skip dependence analysis for data
8181 references in basic blocks.
8182 (find_data_references_in_stmt): Don't fail in case of invariant
8183 access in basic block.
8184 (find_data_references_in_bb): New function.
8185 (find_data_references_in_loop): Move code to
8186 find_data_references_in_bb and add a call to it.
8187 (compute_data_dependences_for_bb): New function.
8188 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
8189 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
8191 (vect_analyze_data_ref_dependence): Check for interleaving in case of
8192 unknown dependence in basic block and fail in case of dependence in
8194 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
8195 dependence instances from either loop or basic block vectorization
8197 (vect_compute_data_ref_alignment): Check if it is loop vectorization
8198 before calling nested_in_vect_loop_p.
8199 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
8200 dependence instances from either loop or basic block vectorization
8202 (vect_verify_datarefs_alignment): Likewise.
8203 (vect_enhance_data_refs_alignment): Adjust function calls.
8204 (vect_analyze_data_refs_alignment): Likewise.
8205 (vect_analyze_group_access): Fix printing. Skip different checks if
8206 DR_STEP is 0. Keep strided stores either in loop or basic block
8207 vectorization data structure. Fix indentation.
8208 (vect_analyze_data_ref_access): Fix comments, allow zero step in
8210 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
8211 dependence instances from either loop or basic block vectorization
8213 (vect_analyze_data_refs): Update comment. Call
8214 compute_data_dependences_for_bb to analyze basic blocks.
8215 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
8216 case of loop vectorization. In case of basic block vectorization use
8217 data-ref itself as a base.
8218 (vect_create_data_ref_ptr): In case of basic block vectorization:
8219 don't advance the pointer, add new statements before the current
8220 statement. Adjust function calls.
8221 (vect_supportable_dr_alignment): Support only aligned accesses in
8222 basic block vectorization.
8223 * common.opt (ftree-slp-vectorize): New flag.
8224 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
8225 (vect_pattern_recog_1): Likewise.
8226 * tree-vect-stmts.c (process_use): Likewise.
8227 (vect_init_vector): Add new statements in the beginning of the basic
8228 block in case of basic block SLP.
8229 (vect_get_vec_def_for_operand): Adjust function calls.
8230 (vect_finish_stmt_generation): Likewise.
8231 (vectorizable_call): Add assert that it is loop vectorization, adjust
8233 (vectorizable_conversion, vectorizable_assignment): Likewise.
8234 (vectorizable_operation): In case of basic block SLP, take
8235 vectorization factor from statement's type and skip the relevance
8236 check. Adjust function calls.
8237 (vectorizable_type_demotion): Add assert that it is loop
8238 vectorization, adjust function calls.
8239 (vectorizable_type_promotion): Likewise.
8240 (vectorizable_store): Check for outer loop only in case of loop
8241 vectorization. Adjust function calls. For basic blocks, skip the
8242 relevance check and don't advance pointers.
8243 (vectorizable_load): Likewise.
8244 (vectorizable_condition): Add assert that it is loop vectorization,
8245 adjust function calls.
8246 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
8247 that it is not reduction, get vector type, call only supported
8248 functions, skip loop specific parts.
8249 (vect_transform_stmt): Check for outer loop only in case of loop
8251 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
8252 (vect_is_simple_use): Fix comment, add new argument, fix conditions
8253 for external definition.
8254 * passes.c (pass_slp_vectorize): New pass.
8255 * tree-vect-slp.c (find_bb_location): New function.
8256 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
8257 check for patterns only in loops.
8258 (vect_build_slp_tree): Add argument, adjust function calls, fail in
8259 case of multiple types in basic block SLP.
8260 (vect_mark_slp_stmts_relevant): New function.
8261 (vect_supported_load_permutation_p): Fix comment.
8262 (vect_analyze_slp_instance): Add argument. In case of basic block
8263 SLP, take vectorization factor from statement's type, check that
8264 unrolling factor is 1. Adjust function call. Save SLP instance in
8265 either loop or basic block vectorization structure. Return FALSE,
8267 (vect_analyze_slp): Add argument. Get strided stores groups from
8268 either loop or basic block vectorization structure. Return FALSE
8269 if basic block SLP failed.
8270 (new_bb_vec_info): New function.
8271 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
8272 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
8273 (vect_schedule_slp): Add argument. Get SLP instances from either
8274 loop or basic block vectorization structure. Set vectorization factor
8275 to be 1 for basic block SLP.
8276 (vect_slp_transform_bb): New function.
8277 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
8279 2009-05-23 Mark Mitchell <mark@codesourcery.com>
8281 * final.c (shorten_branches): Do not align labels for jump tables.
8282 (final_scan_insn): Use JUMP_TABLE_DATA_P.
8284 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
8286 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
8287 Remove outdated reference to flow.c and fix nits.
8288 * doc/gccint.texi: Tweak RTL description.
8289 * doc/rtl.texi: Likewise.
8291 2009-05-23 Denis Chertykov <chertykov@gmail.com>
8293 * config/avr/avr.c: Change my email address.
8294 * config/avr/avr.h: Likewise.
8295 * config/avr/avr.md: Likewise.
8296 * config/avr/avr-protos.h: Likewise.
8297 * config/avr/libgcc.S: Likewise.
8299 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
8301 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
8302 (spu_split_load, spu_split_store): Change return type to int.
8303 (spu_split_convert): Declare.
8304 * config/spu/predicates.md (spu_mem_operand): Remove.
8305 (spu_mov_operand): Update.
8306 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
8307 * config/spu/spu.c (regno_aligned_for_load): Remove.
8308 (reg_aligned_for_addr, spu_expand_load): Define.
8309 (spu_expand_extv): Reimplement and handle MEM.
8310 (spu_expand_insv): Handle MEM.
8311 (spu_sched_reorder): Handle insn's with length 0.
8312 (spu_legitimate_address_p): Reimplement.
8313 (store_with_one_insn_p): Return TRUE for any mode with size
8314 larger than 16 bytes.
8315 (address_needs_split): Define.
8316 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
8318 (spu_convert_move): Define.
8319 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
8320 (spu_split_store): Change all MEM's to TImode.
8321 (spu_init_expanders): Preallocate registers that correspond to
8322 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
8324 (spu_split_convert): Define.
8325 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
8326 (_move<mode>, _movdi, _movti): Update predicate and condition.
8327 (load, store): Change to define_split.
8328 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
8330 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
8331 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
8332 define_insn_and_split of lshr<mode>3.
8333 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
8334 (<v>ashr<mode>3_imm): Define.
8335 (extv, extzv, insv): Allow MEM operands.
8336 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
8337 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
8338 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
8339 (_spu_convert2): Change to define_insn_and_split and remove the
8340 corresponding define_peephole2.
8341 (stack_protect_set, stack_protect_test, stack_protect_test_si):
8342 Change predicates to memory_operand.
8344 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8346 * config/arm/thumb2.md: Add 16-bit multiply instructions.
8348 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
8350 PR tree-optimization/40219
8351 * tree.c (iterative_hash_expr): Make sure the builtin function is
8352 a normal builtin function and not a front end or back end builtin
8353 before indexing into the built_in_decls array.
8355 2009-05-22 Richard Guenther <rguenther@suse.de>
8358 * alias.c (write_dependence_p): Do not use TBAA for answering
8359 anti-dependence or output-dependence.
8360 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
8361 (emit_pointer_definition): Remove.
8362 (emit_alias_warning): Likewise.
8363 (find_what_var_points_to): Remove TBAA pruning code.
8364 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
8366 (compute_points_to_sets): Remove code computing the set of
8367 dereferenced pointers.
8368 * tree-data-ref.c (dr_may_alias_p): Properly use the split
8369 oracle for querying anti and output dependencies.
8370 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
8371 if TBAA may be applied.
8372 (refs_anti_dependent_p): New function.
8373 (refs_output_dependent_p): Likewise.
8374 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
8375 (refs_output_dependent_p): Likewise.
8376 * doc/tree-ssa.texi (Memory model): New section.
8377 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8378 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8379 * cfgexpand.c (expand_gimple_basic_block): Do not handle
8380 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
8381 * expr.c (expand_expr_real_1): Likewise.
8382 * gimple-low.c (lower_stmt): Likewise.
8383 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
8384 (dump_gimple_cdt): Remove.
8385 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8386 (gimple_size): Likewise.
8387 (walk_gimple_op): Likewise.
8388 (is_gimple_stmt): Likewise.
8389 (walk_stmt_load_store_addr_ops): Likewise.
8390 (gimple_build_cdt): Remove.
8391 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8392 * gimple.h (gimple_cdt_new_type): Remove.
8393 (gimple_cdt_new_type_ptr): Likewise.
8394 (gimple_cdt_set_new_type): Likewise.
8395 (gimple_cdt_location): Likewise.
8396 (gimple_cdt_location_ptr): Likewise.
8397 (gimple_cdt_set_location): Likewise.
8398 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8399 * tree-cfg.c (remove_useless_stmts_1): Do not handle
8400 GIMPLE_CHANGE_DYNAMIC_TYPE.
8401 (verify_types_in_gimple_stmt): Likewise.
8402 * tree-inline.c (estimate_num_insns): Likewise.
8403 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
8404 (copy_decl_to_var): Likewise.
8405 (copy_result_decl_to_var): Likewise.
8406 * tree-pretty-print.c (dump_generic_node): Do not handle
8407 CHANGE_DYNAMIC_TYPE_EXPR.
8408 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8409 * tree-ssa-operands.c (get_expr_operands): Likewise.
8410 * tree-ssa-structalias.c (struct variable_info): Remove
8411 no_tbaa_pruning member.
8412 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
8413 (unify_nodes): Do not copy it.
8414 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8415 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
8416 (set_uids_in_ptset): Do not check it.
8417 (find_what_var_points_to): Likewise.
8418 (compute_tbaa_pruning): Remove.
8419 (compute_points_to_sets): Do not call it.
8420 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8421 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8422 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
8423 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
8424 (DECL_NO_TBAA_P): Likewise.
8425 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
8426 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
8427 (expand_omp_atomic_pipeline): Do not set it.
8428 * print-tree.c (print_node): Do not dump it.
8429 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
8432 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
8435 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
8438 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8440 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
8443 2009-05-22 Ben Elliston <bje@au.ibm.com>
8445 * Makefile.in (bversion.h, s-bversion): New targets.
8446 (TOPLEV_H): Add bversion.h.
8447 * toplev.h: Include "bversion.h".
8448 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
8449 the __format__ attribute only if compiling with the same version
8450 of GCC as the sources (the "build version").
8452 2009-05-22 Ben Elliston <bje@au.ibm.com>
8454 * c-format.c (handle_format_attribute): Fix comment typo.
8456 2009-05-21 Steve Ellcey <sje@cup.hp.com>
8459 * config/ia64/ia64.opt (mfused-madd): New.
8460 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
8461 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
8462 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
8463 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
8464 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
8465 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
8466 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
8467 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
8468 instruction if !TARGET_FUSED_MADD.
8469 (fpma, fpms): Remove colon from name.
8471 2009-05-22 Richard Guenther <rguenther@suse.de>
8473 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
8474 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
8475 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
8477 (create_expression_by_pieces): Only convert if necessary.
8478 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
8479 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
8481 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
8483 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
8484 regular pattern from a template and rename it ...
8485 (*extzv_truncsi_exts): ... to this.
8487 2009-05-21 Richard Guenther <rguenther@suse.de>
8489 * cgraph.h (struct cgraph_node): Remove inline_decl member.
8490 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
8491 (cgraph_default_inline_p): Likewise.
8492 (cgraph_decide_inlining_incrementally): Likewise.
8494 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
8495 Uros Bizjak <ubizjak@gmail.com>
8497 * config/i386/cpuid.h (bit_MOVBE): New.
8499 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
8501 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
8502 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
8503 (ix86_handle_option): Handle OPT_mmovbe.
8504 (ix86_target_string): Add -mmovbe.
8505 (pta_flags): Add PTA_MOVBE.
8506 (processor_alias_table): Add PTA_MOVBE to "atom".
8507 (override_options): Handle PTA_MOVBE.
8509 * config/i386/i386.h (TARGET_MOVBE): New.
8511 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
8512 (*bswapsi_movbe): New.
8513 (*bswapdi_movbe): Likewise.
8514 (bswapdi2): Renamed to ...
8516 (bswapdi2): New expander.
8518 * config/i386/i386.opt (mmovbe): New.
8520 * doc/invoke.texi: Document -mmovbe.
8522 2009-05-21 Taras Glek <tglek@mozilla.com>
8524 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
8525 * gcc-plugin.h (plugin_init): Updated signature.
8526 * gcc-plugin.h (plugin_name_args): Moved to this header.
8527 * doc/plugins.texi (plugin_init): Updated documention to reflect
8529 * doc/plugins.texi (plugin_name_args): Added to documention.
8531 2009-05-21 Mark Mitchell <mark@codesourcery.com>
8533 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
8534 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
8536 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
8538 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
8539 JUMP_TABLE_DATA_P predicates where applicable.
8540 * config/i386/predicates.md: Ditto.
8541 * config/i386/sse.md: Ditto.
8543 2009-05-21 Jakub Jelinek <jakub@redhat.com>
8545 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
8546 operand2 -128 override length_immediate attribute to 1.
8547 * config/i386/predicates.md (constm128_operand): New predicate.
8549 * config/i386/i386.c (memory_address_length): Handle %r12
8550 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
8552 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
8553 mode look through optional ZERO_EXTEND and SUBREG.
8554 * config/i386/i386.md (R12_REG): New define_constant.
8555 (prefix_data16): For sse unit set also for MODE_TI insns.
8556 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
8557 insns set if operand 1 is ext_QIreg_operand.
8558 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
8559 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
8561 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
8562 mode from MODE_DI to MODE_SI.
8563 (movdi_1_rex64): Override modrm and length_immediate attributes
8564 only for movabs (TYPE_IMOV, alternative 2).
8565 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
8566 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
8567 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
8568 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
8569 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
8570 prefix_rex attribute if DImode.
8571 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
8572 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
8573 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
8574 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
8575 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
8576 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
8577 Likewise. For TYPE_IMOV clear length_immediate attribute.
8578 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
8579 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
8580 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
8581 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
8582 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
8583 or one operand TYPE_ISHIFT.
8584 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
8585 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
8586 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
8587 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
8588 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
8589 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
8590 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
8591 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
8592 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
8593 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
8594 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
8595 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
8596 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
8597 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
8598 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
8599 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
8600 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
8601 set mode attribute, don't override length attribute.
8602 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
8604 (return_internal_long): Set length attribute to 2 instead of 1.
8605 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
8606 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
8607 prefix_rex attribute.
8608 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
8610 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
8612 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8614 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
8616 2009-05-20 Ian Lance Taylor <iant@google.com>
8618 * tree.c (build_tree_list_vec_stat): New function.
8619 (ctor_to_vec): New function.
8620 (build_nt_call_vec): New function.
8621 (build_call_array): Change args to be a const pointer.
8622 (build_call_vec): New function.
8623 * tree.h (build_nt_call_vec): Declare.
8624 (build_tree_list_vec_stat): Declare.
8625 (build_tree_list_vec): Define.
8626 (build_call_array): Update declaration.
8627 (build_call_vec): Declare.
8628 (ctor_to_vec): Declare.
8629 * c-common.c (tree_vector_cache): New static variable.
8630 (make_tree_vector): New function.
8631 (release_tree_vector): New function.
8632 (make_tree_vector_single): New function.
8633 (make_tree_vector_copy): New function.
8634 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
8635 (make_tree_vector_single, make_tree_vector_copy): Declare.
8636 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
8637 (c_parser_expr_list): Don't manage cache here, instead call
8639 (c_parser_release_expr_list): Remove static function.
8640 (c_parser_vec_to_tree_list): Remove static function.
8641 (c_parser_attributes): Call build_tree_list_vec instead of
8642 c_parser_vec_to_tree_list. Call release_tree_vector instead of
8643 c_parser_release_expr_list.
8644 (c_parser_postfix_expression_after_primary): Likewise.
8645 (c_parser_objc_keywordexpr): Likewise.
8647 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
8649 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
8650 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
8651 TARGET_CONVERT_TO_TYPE.
8652 * hooks.c (hook_tree_const_tree_null): Define.
8653 * hooks.h (hook_tree_const_tree_null): Declare.
8654 * target.h (struct gcc_target): Add invalid_parameter_type,
8655 invalid_return_type, promoted_type, and convert_to_type fields.
8656 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
8657 (TARGET_INVALID_RETURN_TYPE): Define.
8658 (TARGET_PROMOTED_TYPE): Define.
8659 (TARGET_CONVERT_TO_TYPE): Define.
8660 (TARGET_INITIALIZER): Update for new fields.
8661 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
8662 (grokparms): Check targetm.invalid_parameter_type.
8663 * c-typeck.c (default_conversion): Check targetm.promoted_type.
8664 * c-convert.c (convert): Check targetm.convert_to_type.
8666 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
8668 * config/mips/mips.md (*extenddi_truncate<mode>,
8669 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
8671 (*extendhi_truncateqi): New define_insn_and_sptit.
8673 2009-05-20 Jakub Jelinek <jakub@redhat.com>
8676 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
8677 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
8679 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
8681 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
8682 the operand of VIEW_CONVERT_EXPR.
8684 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
8686 * config/i386/driver-i386.c (host_detect_local_cpu): Check
8687 extended family and model for Intel processors. Support Intel Atom.
8689 2009-05-20 Olivier Hainque <hainque@adacore.com>
8691 * gstab.h (stab_code_type): Define, to be used instead of the
8692 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
8694 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
8695 occurrences by stab_code_type.
8696 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
8698 2009-05-20 Martin Jambor <mjambor@suse.cz>
8700 * tree-flow.h (insert_edge_copies_seq): Undeclare.
8701 (sra_insert_before): Likewise.
8702 (sra_insert_after): Likewise.
8703 (sra_init_cache): Likewise.
8704 (sra_type_can_be_decomposed_p): Likewise.
8705 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
8706 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
8707 (sra_insert_before): Likewise.
8708 (sra_insert_after): Likewise.
8709 (sra_init_cache): Likewise.
8710 (insert_edge_copies_seq): Made static and moved upwards.
8712 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
8715 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
8717 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
8718 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
8721 2009-05-20 Richard Guenther <rguenther@suse.de>
8723 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
8724 with mismatched comparison modes.
8726 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8728 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
8729 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
8730 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
8731 with shifts for Thumb2.
8732 (orsi_notsi): New for orn.
8733 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
8734 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
8735 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
8736 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
8737 Don't invert remainder for IOR.
8739 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
8741 PR tree-optimization/40087
8742 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
8743 number_of_iterations_ne): Rename never_infinite argument.
8744 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
8745 number_of_iterations_le): Handle pointer-type ivs when
8746 exit_must_be_taken is false.
8747 (number_of_iterations_cond): Do not always assume that
8748 exit_must_be_taken if the control variable is a pointer.
8750 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8752 * c-typeck.c (build_binary_op): Allow % on integal vectors.
8753 * doc/extend.texi (Vector Extension): Document that % is allowed too.
8755 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
8757 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
8758 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
8760 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
8763 * c.opt (Wlogical-op): Disabled by default.
8764 * c-opt (c_common_post_options): Do not enable Wlogical-op with
8766 * doc/invoke.texi (Wlogical-op): Likewise.
8768 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
8770 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
8772 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
8773 Propagate the type of the first operand.
8774 <ASSERT_EXPR>: Simplify.
8775 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
8776 Rewrite using the RHS code as discriminant.
8777 <NOP_EXPR>: Turn into CASE_CONVERT.
8778 <PLUS_EXPR>: Propagate the type of the first operand.
8780 2009-05-19 Steve Ellcey <sje@cup.hp.com>
8782 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
8783 (ia64_dconst_0_375): New.
8784 * config/ia64/ia64.c (ia64_override_options): Remove
8785 -minline-sqrt-min-latency warning.
8786 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
8787 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
8788 * config/ia64/ia64.md (*sqrt_approx): Remove.
8789 (sqrtsf2): Remove #if 0.
8790 (sqrtsf2_internal_thr): Rewrite and move to div.md.
8791 (sqrtdf): Remove assert.
8792 (sqrtdf2_internal_thr): Rewrite and move to div.md.
8793 (sqrtxf2): Remove #if 0.
8794 (sqrtxf2_internal_thr): Rewrite and move to div.md.
8795 * div.md (sqrt_approx_rf): New.
8796 (sqrtsf2_internal_thr): New implementation.
8797 (sqrtsf2_internal_lat): New.
8798 (sqrtdf2_internal_thr: New implementation.
8799 (sqrtxf2_internal): New implementation.
8801 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
8802 Hans-Peter Nilsson <hp@axis.com>
8804 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
8805 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
8806 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
8807 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
8808 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
8809 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
8810 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
8811 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
8812 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
8813 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
8814 * c-common.c: ...from here.
8816 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
8818 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
8820 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8822 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
8824 2009-05-19 Ben Elliston <bje@au.ibm.com>
8826 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
8827 assignments with memcpy calls.
8828 (add_fdes): Likewise.
8829 (binary_search_unencoded_fdes): Likewise.
8830 (linear_search_fdes): Eliminate type puns.
8832 2009-05-19 Richard Guenther <rguenther@suse.de>
8834 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
8835 not falsely claim to have propagated into all uses.
8837 2009-05-19 Ben Elliston <bje@au.ibm.com>
8839 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
8842 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
8844 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
8845 * config/sh/sh.c (sh_legitimate_address_p): Make static.
8846 (TARGET_LEGITIMATE_ADDRESS_P): New.
8847 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8848 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
8850 2009-05-18 Dodji Seketeli <dodji@redhat.com>
8853 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
8854 child of the containing namespace's DIE.
8856 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
8858 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
8859 *zero_extendhi_truncqi): Move after the zero_extend patterns.
8860 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
8863 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
8866 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
8867 gen_align with gen_pad.
8868 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
8869 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
8871 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
8872 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
8874 * config/i386/i386.md (align): Renamed to ...
8875 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
8876 ASM_OUTPUT_MAX_SKIP_PAD.
8878 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
8880 * config.gcc: Fix variable syntax.
8883 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
8884 before calling exact_log2.
8885 (output_iorsi3): Likewise.
8886 (output_xorsi3): Likewise.
8888 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
8890 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
8891 for the none zero constant operand except for EQ and NE
8892 comprisons even when the first operand is R0.
8894 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
8896 * config/s390/2064.md: Remove trailing whitespaces.
8897 * config/s390/2084.md: Likewise.
8898 * config/s390/constraints.md: Likewise.
8899 * config/s390/fixdfdi.h: Likewise.
8900 * config/s390/libgcc-glibc.ver: Likewise.
8901 * config/s390/s390-modes.def: Likewise.
8902 * config/s390/s390-protos.h: Likewise.
8903 * config/s390/s390.c: Likewise.
8904 * config/s390/s390.h: Likewise.
8905 * config/s390/s390.md: Likewise.
8906 * config/s390/tpf-unwind.h: Likewise.
8908 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
8910 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
8912 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
8915 * configure.ac (m68k-*-*): Check if binutils support TLS.
8916 * configure: Regenerate.
8917 * config/m68k/predicates.md (symbolic_operand): Extend comment.
8918 * config/m68k/constraints.md (Cu): New constraint.
8919 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
8920 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
8921 (movsi): Handle TLS symbols.
8922 (addsi3_5200): Handle XTLS symbols, indent.
8923 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
8924 (m68k_tls_reference_p): Declare.
8925 (m68k_legitimize_address): Declare.
8926 (m68k_unwrap_symbol): Declare.
8927 * config/m68k/m68k.opt (mxtls): New option.
8928 * config/m68k/m68k.c (ggc.h): Include.
8929 (m68k_output_dwarf_dtprel): Implement hook.
8930 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
8931 (m68k_expand_prologue): Load GOT pointer when function needs it.
8932 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
8933 (m68k_legitimate_constant_address_p): Same.
8934 (m68k_decompose_address): Handle TLS references.
8935 (m68k_get_gp): New static function.
8936 (enum m68k_reloc): New contants.
8937 (TLS_RELOC_P): New macro.
8938 (m68k_wrap_symbol): New static function.
8939 (m68k_unwrap_symbol): New function.
8940 (m68k_final_prescan_insn_1): New static function.
8941 (m68k_final_prescan_insn): New function.
8942 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
8944 (legitimize_pic_address): Handle TLS references..
8945 (m68k_tls_get_addr, m68k_get_tls_get_addr)
8946 (m68k_libcall_value_in_a0_p)
8947 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
8948 (m68k_call_m68k_read_tp): Helper variables and functions for ...
8949 (m68k_legitimize_tls_address): Handle TLS references.
8950 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
8952 (m68k_legitimize_address): Handle TLS symbols.
8953 (m68k_get_reloc_decoration): New static function.
8954 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
8956 (m68k_output_dwarf_dtprel): Implement hook.
8957 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
8958 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
8959 m68k_call_* routines.
8960 (sched_attr_op_type): Handle TLS symbols.
8961 (gt-m68k.h): Include.
8962 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
8963 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
8965 2009-05-18 Martin Jambor <mjambor@suse.cz>
8967 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
8968 (visit_store_addr_for_mod_analysis): New function.
8969 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
8970 (determine_cst_member_ptr): Use gimple_assign_single_p.
8971 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
8972 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
8973 operands. Don't check number of operands of a NOP_EXPR.
8975 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
8977 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
8979 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
8982 * c-common.c (warn_logical_operator): Don't warn if one of
8983 expression isn't always true or false.
8985 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
8987 * config/i386/biarch32.h: New file.
8988 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
8990 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
8992 * config/mips/mips.md (*zero_extend<mode>_trunchi,
8993 *zero_extend<mode>_truncqi): Merge these into ...
8994 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
8995 Name the pattern following this as *zero_extendhi_truncqi.
8997 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
9000 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
9001 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
9002 (output_info): Make field HOST_WIDEST_INT.
9003 (print_statistics): Use HOST_WIDEST_INT_PRINT.
9004 (dump_bitmat_statistics): Same.
9006 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
9008 * config.gcc (use_gcc_stdint): Set to wrap.
9009 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
9010 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
9011 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
9012 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
9013 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
9014 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
9015 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
9016 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
9018 2009-05-16 Joseph Myers <joseph@codesourcery.com>
9020 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
9022 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
9023 Move definitions earlier.
9024 (OPT_ARCH64, OPT_ARCH32): Define.
9025 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
9028 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9031 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
9034 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9036 * arm.md (movdi2): Copy non-reg values to DImode registers.
9038 2009-05-16 Jakub Jelinek <jakub@redhat.com>
9041 * final.c (label_to_max_skip): New function.
9042 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
9043 CODE_LABEL_NUMBER <= max_labelno.
9044 * output.h (label_to_max_skip): New prototype.
9045 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
9046 (ix86_avoid_jump_mispredicts): ... this. Don't define if
9047 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
9048 Handle CODE_LABELs with >= 16 byte alignment or with
9049 max_skip == (1 << align) - 1.
9050 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
9051 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
9054 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
9055 .p2align 3 if MAX_SKIP is smaller than 7.
9056 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
9058 2009-05-15 Ian Lance Taylor <iant@google.com>
9060 * alias.c (struct alias_set_entry_d): Rename from struct
9061 alias_set_entry. Change all uses.
9062 * except.c (struct call_site_record_d): Rename from struct
9063 call_site_record. Change all uses.
9064 * except.h (struct eh_region_d): Rename from struct eh_region.
9066 * gcse.c (struct hash_table_d): Rename from struct hash_table.
9068 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
9069 ivtype_map_elt. Change all uses.
9070 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
9072 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
9073 * graphite.h (struct name_tree_d): Rename from struct name_tree.
9075 (struct sese_d): Rename from struct sese. Change all uses.
9076 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
9077 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
9078 * optabs.h (struct optab_d): Rename from struct optab. Change all
9080 (struct convert_optab_d): Rename from struct convert_optab.
9082 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
9083 ipa_opt_pass. Change all uses.
9084 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
9087 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
9088 defined as a typedef.
9089 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
9092 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9095 * fold-const.c (make_range,build_range_check,merge_ranges): Move
9097 (merge_ranges): Returns bool.
9098 * tree.h (make_range): .. to here.
9099 (build_range_check): Likewise.
9100 (merge_ranges): Likewise. Renamed from merge_ranges.
9101 * c-typeck.c (parser_build_binary_op): Update calls to
9102 warn_logical_operator.
9103 * c-common.c (warn_logical_operator): Add new warning.
9104 * c-common.h (warn_logical_operator): Update declaration.
9106 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9108 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
9110 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9112 * doc/install.texi: Document MPC requirements, flags etc.
9114 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
9115 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
9116 Evaluate constant arguments.
9117 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
9118 (fold_builtin_1): Likewise, also evaluate constant arguments.
9119 Remove superfluous break.
9120 (do_mpc_ckconv): New.
9121 * real.h: Include mpc.h.
9122 * toplev.c (print_version): Output MPC version info if available.
9124 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9126 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
9128 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
9130 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
9133 2009-05-15 Jan Hubicka <jh@suse.cz>
9135 * doc/invoke.texi (max-early-inliner-iterations): New flag.
9136 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
9137 (try_inline): Fix return value.
9138 (cgraph_decide_inlining_incrementally): Honor new value.
9139 (cgraph_early_inlining): Handle indirect inlining.
9140 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
9142 2009-05-15 Jan Hubicka <jh@suse.cz>
9144 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
9145 * cgraphunit.c (cgraph_finalize_function): Set it.
9146 (cgraph_expand_function): Use it.
9148 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9150 * real.c (encode_ieee_half): Define.
9151 (decode_ieee_half): Define.
9152 (ieee_half_format): Define.
9153 (arm_half_format): Define.
9154 * real.h (ieee_half_format): Declare.
9155 (arm_half_format): Declare.
9157 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9159 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
9160 swapped, and reversed optabs exist before trying to use them.
9162 2009-05-15 Paul Brook <paul@codesourcery.com>
9163 Sandra Loosemore <sandra@codesourcery.com>
9165 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
9166 loads. Allow PRE_DEC.
9167 (output_move_neon): Handle PRE_DEC.
9168 (arm_print_operand): Add 'A' for neon structure loads.
9169 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
9170 * config/arm/neon.md (neon_mov): Update comment.
9171 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
9173 (Um): New constraint.
9175 2009-05-15 Jan Hubicka <jh@suse.cz>
9177 Revert the following patch until testsuite fallout is fixed:
9178 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9179 * cgraph.h (struct inline_summary): New filed self_wize,
9180 size_inlining_benefit, self_time and time_inlining_benefit.
9181 (struct cgraph_global_info): Replace insns by time ans size fields.
9182 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9183 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9184 (ipcp_update_callgraph): Do not touch function bodies.
9185 * ipa-inline.c: Include except.h
9186 (MAX_TIME): New constant.
9187 (overall_insns): Remove
9188 (overall_size, max_benefit): New static variables.
9189 (cgraph_estimate_time_after_inlining): New function.
9190 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9191 (cgraph_clone_inlined_nodes): Update size.
9192 (cgraph_mark_inline_edge): Update size.
9193 (cgraph_estimate_growth): Use size info.
9194 (cgraph_check_inline_limits): Check size.
9195 (cgraph_default_inline_p): Likewise.
9196 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9197 (cgraph_decide_recursive_inlining): Check size.
9198 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9200 (cgraph_decide_inlining): Likewise.
9201 (cgraph_decide_inlining_incrementally): Likewise; honor
9202 PARAM_EARLY_INLINING_INSNS.
9203 (likely_eliminated_by_inlining_p): New predicate.
9204 (estimate_function_body_sizes): New function.
9205 (compute_inline_parameters): Use it.
9206 * except.c (must_not_throw_labels): New function.
9207 * except.h (must_not_throw_labels): Declare.
9208 * tree-inline.c (init_inline_once): Kill inlining_weigths
9209 * tree-ssa-structalias.c: Avoid uninitialized warning.
9210 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9211 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9212 (PARAM_INLINE_CALL_COST): Remove.
9213 (PARAM_EARLY_INLINING_INSNS): New.
9215 2009-05-15 Richard Guenther <rguenther@suse.de>
9217 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
9218 not TODO_update_ssa.
9220 2009-05-15 Richard Guenther <rguenther@suse.de>
9222 PR tree-optimization/39999
9223 * gimple.h (gimple_expr_type): Use the expression type looking
9224 through useless conversions.
9225 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
9226 (vn_nary_op_insert_stmt): Likewise.
9227 (simplify_binary_expression): Likewise.
9229 2009-05-15 Richard Guenther <rguenther@suse.de>
9231 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9232 New options, enabled by default.
9233 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9235 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
9236 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
9237 * tree-ssa-structalias.c (gate_tree_pta): New function.
9238 (pass_build_alias): Use it.
9240 2009-05-15 Joseph Myers <joseph@codesourcery.com>
9242 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
9243 recurse on an invariant address if a conversion from a pointer
9244 type to a wider integer type is involved.
9246 2009-05-15 Jan Hubicka <jh@suse.cz>
9248 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9249 * cgraph.h (struct inline_summary): New filed self_wize,
9250 size_inlining_benefit, self_time and time_inlining_benefit.
9251 (struct cgraph_global_info): Replace insns by time ans size fields.
9252 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9253 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9254 (ipcp_update_callgraph): Do not touch function bodies.
9255 * ipa-inline.c: Include except.h
9256 (MAX_TIME): New constant.
9257 (overall_insns): Remove
9258 (overall_size, max_benefit): New static variables.
9259 (cgraph_estimate_time_after_inlining): New function.
9260 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9261 (cgraph_clone_inlined_nodes): Update size.
9262 (cgraph_mark_inline_edge): Update size.
9263 (cgraph_estimate_growth): Use size info.
9264 (cgraph_check_inline_limits): Check size.
9265 (cgraph_default_inline_p): Likewise.
9266 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9267 (cgraph_decide_recursive_inlining): Check size.
9268 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9270 (cgraph_decide_inlining): Likewise.
9271 (cgraph_decide_inlining_incrementally): Likewise; honor
9272 PARAM_EARLY_INLINING_INSNS.
9273 (likely_eliminated_by_inlining_p): New predicate.
9274 (estimate_function_body_sizes): New function.
9275 (compute_inline_parameters): Use it.
9276 * except.c (must_not_throw_labels): New function.
9277 * except.h (must_not_throw_labels): Declare.
9278 * tree-inline.c (init_inline_once): Kill inlining_weigths
9279 * tree-ssa-structalias.c: Avoid uninitialized warning.
9280 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9281 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9282 (PARAM_INLINE_CALL_COST): Remove.
9283 (PARAM_EARLY_INLINING_INSNS): New.
9284 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
9285 (inline-call-cost): Remove.
9286 (early-inlining-insns): New.
9288 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
9290 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
9292 (print_int_cst_bounds_in_octal_p): Likewise.
9293 (dbxout_type): Adjust calls to above functions. Be prepared to deal
9295 * dwarf2out.c (base_type_die): Likewise.
9296 (is_subrange_type): Delete.
9297 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
9298 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
9299 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
9300 if the destination type is boolean.
9301 (build_range_check): Do not special-case subtypes.
9302 (fold_sign_changed_comparison): Likewise.
9303 (fold_unary): Likewise.
9304 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
9305 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
9306 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
9307 * tree.c (subrange_type_for_debug_p): New predicate based on the
9308 former is_subrange_type.
9309 * tree.h (subrange_type_for_debug_p): Declare.
9310 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
9311 (convert_affine_scev): Remove call to above function.
9312 (chrec_convert_aggressive): Likewise.
9313 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
9314 false for conversions involving subtypes.
9315 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
9316 (vrp_val_min): Likewise.
9317 (needs_overflow_infinity): Likewise.
9318 (extract_range_from_unary_expr): Likewise.
9320 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
9322 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
9323 * config/frv/frv.c: Likewise.
9324 * config/s390/s390.c: Likewise.
9325 * config/sparc/sparc.h: Likewise.
9326 * config/i386/i386.h: Likewise.
9327 * config/i386/i386.c: Likewise.
9328 * config/crx/crx.c: Likewise.
9329 * config/m68hc11/m68hc11.h: Likewise.
9330 * config/iq2000/iq2000.c: Likewise.
9331 * config/mn10300/mn10300.h: Likewise.
9332 * config/mn10300/mn10300.c: Likewise.
9333 * config/m68k/m68k.c: Likewise.
9334 * config/rs6000/rs6000.c: Likewise.
9335 * config/rs6000/xcoff.h: Likewise.
9336 * config/rs6000/linux64.h: Likewise.
9337 * config/rs6000/sysv4.h: Likewise.
9338 * config/score/score3.c: Likewise.
9339 * config/score/score7.c: Likewise.
9340 * config/score/score.c: Likewise.
9341 * config/arm/arm.md: Likewise.
9342 * config/mips/mips.c: Likewise.
9343 * config/mips/mips.md: Likewise.
9344 * config/bfin/bfin.h: Likewise.
9345 * config/pa/pa.c: Likewise.
9346 * config/pa/constraints.md: Likewise.
9348 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
9349 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
9350 * config/pdp11/pdp11.h: Use memory_address_p instead.
9352 2009-05-14 Ian Lance Taylor <iant@google.com>
9354 * passes.c (finish_optimization_passes): Change i to int.
9355 * plugin.c (plugins_active_p): Change event to int.
9356 (dump_active_plugins): Likewise.
9357 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
9359 * tree.c (tree_range_check_failed): Change c to unsigned int.
9360 (omp_clause_range_check_failed): Likewise.
9361 (build_common_builtin_nodes): Change mode to int. Add cast.
9362 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
9363 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
9365 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
9366 ++ or -- with a variable of enum type.
9368 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9371 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
9373 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9375 * store-motion.c: Do not include params.h
9376 * Makefile.in: Fix dependencies for various files.
9378 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9380 * auto-inc-dec.c: Fix pass description, remove apparent
9381 accidental duplication.
9383 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
9386 * ipa-utils.h (memory_identifier_string): Moved to ...
9387 * tree.h (memory_identifier_string): Here. Add GTY(()).
9389 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9391 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
9392 in the former documentation of...
9393 (GO_IF_LEGITIMATE_ADDRESS): ... this.
9394 * ira-conflicts.c (get_dup_num): Use address_operand.
9395 * targhooks.c (default_legitimate_address_p): New.
9396 * targhooks.h (default_legitimate_address_p): New.
9397 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
9399 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
9400 * target.h (struct target): Add legitimate_address_p.
9401 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
9402 (TARGET_INITIALIZER): Include it.
9404 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9405 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
9406 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
9407 (TARGET_LEGITIMATE_ADDRESS_P): New.
9409 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9410 (REG_OK_STRICT_P): Delete.
9411 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
9412 (frv_legitimate_address_p_1): ... this.
9413 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
9414 (frv_legitimate_address_p_1): ... the renamed old
9415 frv_legitimate_address_p.
9416 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
9417 (TARGET_LEGITIMATE_ADDRESS_P): New.
9419 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9420 * config/s390/s390-protos.h (legitimate_address_p): Remove.
9421 * config/s390/s390.c (legitimate_address_p): Rename to...
9422 (s390_legitimate_address_p): ... this, make static.
9423 (legitimize_address): Adjust call.
9424 (TARGET_LEGITIMATE_ADDRESS_P): New.
9425 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
9427 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9428 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
9429 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
9430 (TARGET_LEGITIMATE_ADDRESS_P): New.
9432 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9433 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
9434 * config/spu/spu.c (spu_legitimate_address): Rename to...
9435 (spu_legitimate_address_p): ... this, make static.
9436 (TARGET_LEGITIMATE_ADDRESS_P): New.
9438 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9439 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
9440 * config/sparc/sparc.c (legitimate_address_p): Rename to...
9441 (sparc_legitimate_address_p): ... this, make static and return bool.
9442 (legitimize_address): Adjust call.
9443 (TARGET_LEGITIMATE_ADDRESS_P): New.
9445 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9446 * config/i386/i386-protos.h (legitimate_address_p): Remove.
9447 * config/i386/i386.c (legitimate_address_p): Rename to...
9448 (ix86_legitimate_address_p): ... this, make static.
9449 (constant_address_p): Move after it, adjust call.
9450 (TARGET_LEGITIMATE_ADDRESS_P): New.
9452 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9453 * config/avr/avr-protos.h (legitimate_address_p): Remove.
9454 * config/avr/avr.c (legitimate_address_p): Rename to...
9455 (avr_legitimate_address_p): ... this, make static.
9456 (legitimize_address): Adjust call.
9457 (TARGET_LEGITIMATE_ADDRESS_P): New.
9459 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9460 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
9461 * config/crx/crx.c (crx_legitimate_address_p): Make static.
9462 (TARGET_LEGITIMATE_ADDRESS_P): New.
9464 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9465 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
9466 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
9467 (TARGET_LEGITIMATE_ADDRESS_P): New.
9469 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9470 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
9472 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
9474 (TARGET_LEGITIMATE_ADDRESS_P): New.
9476 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9477 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
9479 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
9481 (m68hc11_legitimate_address_p): ... this, make static.
9482 (go_if_legitimate_address_internal): Rename to...
9483 (m68hc11_legitimate_address_p_1): ... this.
9484 (legitimize_address): Adjust call.
9485 (TARGET_LEGITIMATE_ADDRESS_P): New.
9487 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9488 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
9489 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
9490 (TARGET_LEGITIMATE_ADDRESS_P): New.
9492 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9493 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
9494 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
9495 (mn10300_legitimate_address_p): ... this, make static.
9496 (TARGET_LEGITIMATE_ADDRESS_P): New.
9498 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9499 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
9500 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
9501 (TARGET_LEGITIMATE_ADDRESS_P): New.
9503 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9504 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
9505 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
9506 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9507 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
9508 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
9509 (rs6000_legitimate_address_p): ... this, make static.
9510 (TARGET_LEGITIMATE_ADDRESS_P): New.
9511 (REG_MODE_OK_FOR_BASE_P): Delete.
9512 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
9514 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9515 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
9517 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
9518 static, adjust types.
9519 (TARGET_LEGITIMATE_ADDRESS_P): New.
9521 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9522 * config/score/score.c (score_address_p): Rename to...
9523 (score_legitimate_address_p): ... this.
9524 (TARGET_LEGITIMATE_ADDRESS_P): New.
9525 * config/score/score3.c (score3_address_p): Rename to...
9526 (score3_legitimate_address_p): ... this.
9527 * config/score/score7.c (score7_address_p): Rename to...
9528 (score7_legitimate_address_p): ... this.
9530 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
9531 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
9532 GO_IF_LEGITIMATE_ADDRESS): Delete.
9533 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
9534 thumb2_legitimate_address_p): Delete.
9535 (arm_legitimate_address_p): Rename to...
9536 (arm_legitimate_address_outer_p): ... this.
9537 * config/arm/constraints.md ("Uq"): Adjust call.
9538 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
9539 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
9541 (arm_legitimate_address_outer_p): ... this.
9542 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
9544 (TARGET_LEGITIMATE_ADDRESS_P): New.
9546 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9547 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
9548 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
9549 (TARGET_LEGITIMATE_ADDRESS_P): New.
9551 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9552 * config/vax/vax-protos.h (legitimate_address_p): Remove.
9553 * config/vax/vax.c (legitimate_address_p): Rename to...
9554 (vax_legitimate_address_p): ... this, make static.
9555 (TARGET_LEGITIMATE_ADDRESS_P): New.
9557 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9558 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
9559 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
9560 (TARGET_LEGITIMATE_ADDRESS_P): New.
9562 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9563 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
9564 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
9565 (mmix_legitimate_address_p): ... this, make static.
9566 (TARGET_LEGITIMATE_ADDRESS_P): New.
9568 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9569 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
9570 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
9571 (TARGET_LEGITIMATE_ADDRESS_P): New.
9573 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9575 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
9576 of MODE_COMPLEX_INT.
9578 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9580 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
9581 LCT_NORMAL in function call.
9582 * mips-tdump.c (print_file_desc): Add cast to enum type.
9583 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
9584 (mark_stabs): Add casts to enum types.
9585 (parse_stabs_common): Add casts to enum types.
9587 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9589 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
9590 Check for invalid values of LETTER.
9592 2009-05-13 Taras Glek <tglek@mozilla.com>
9594 * attribs.c (register_attribute): moved out attribute registration
9595 into register_attribute.
9596 * doc/plugins.texi: Documented register_attribute and
9598 * gcc-plugin.h: Added forward decl for register_attribute.
9599 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
9600 * plugin.c (register_callback, invoke_plugin_callbacks): Added
9601 PLUGIN_ATTRIBUTES boilerplate.
9603 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
9605 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
9606 values even in sentinel and empty entries.
9607 (ms_printf_flag_specs): Likewise.
9608 (ms_scanf_flag_specs): Likewise.
9609 (ms_strftime_flag_specs): Likewise.
9610 (ms_print_char_table): Likewise.
9611 (ms_scan_char_table): Likewise.
9612 (ms_time_char_table): Likewise.
9614 2009-05-13 Doug Kwan <dougkwan@google.com>
9616 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
9618 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9620 * config/mips/mips.md (store): Add attributes for QI and HI.
9622 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
9623 (truncdi<mode>2): ... this new pattern.
9625 2009-05-13 Brad Hards <bradh@kde.org>
9627 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
9629 2009-05-14 Jakub Jelinek <jakub@redhat.com>
9630 Ben Elliston <bje@au.ibm.com>
9633 * dse.c (check_mem_read_rtx): Guard against width == -1.
9635 2009-05-13 Michael Matz <matz@suse.de>
9638 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
9639 (trivially_conflicts_p): New function.
9640 (insert_backedge_copies): Use it.
9642 2009-05-13 Janis Johnson <janis187@us.ibm.com>
9644 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
9645 (handle_stdc_pragma): Use new enum constant names.
9646 (handle_pragma_float_const_decimal64): Ditto.
9648 2009-05-13 Ian Lance Taylor <iant@google.com>
9650 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
9653 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
9655 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
9656 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
9658 * config/m68k/m68k.h (FL_UCLINUX): Define.
9660 2009-05-13 Jan Hubicka <jh@suse.cz>
9662 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
9664 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9666 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
9667 unless -fschedule-insns is specified.
9669 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9672 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
9673 TARGET_EXPAND_CBRANCHDI4.
9674 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
9675 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
9676 (cmpeqdi): Fix comment.
9678 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9680 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
9681 (sh_legitimate_address_p): Likewise.
9682 * config/sh/sh.c (sh_legitimate_index_p): New.
9683 (sh_legitimate_address_p): Likewise.
9684 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
9685 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
9686 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
9687 (MAYBE_BASE_REGISTER_RTX_P): New macro.
9688 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
9689 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
9690 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
9691 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
9692 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
9694 2009-05-12 Jan Hubicka <jh@suse.cz>
9696 * tree-inline.c (estimate_operator_cost): Add operands;
9697 when division happens by constant, it is cheap.
9698 (estimate_num_insns): Loads and stores are not having cost of 0;
9699 EH magic stuff is cheap; when computing runtime cost of switch,
9700 use log2 base of amount of its cases; builtin_expect has cost of 0;
9701 compute cost for moving return value of call.
9702 (init_inline_once): Initialize time_based flags.
9703 * tree-inline.h (eni_weights_d): Add time_based flag.
9705 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9707 * df-core.c: Update head documentation.
9709 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
9712 * rs6000.c (rs6000_generate_compare): Use op1b instead of
9713 shadowing exisiting variable op1.
9715 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
9718 * config/i386/driver-i386.c (processor_signatures): New enum.
9719 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
9720 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
9721 processor signature to detect geode processor.
9723 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9727 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9729 * optabs.c (prepare_cmp_insn): Temporarily disable test that
9730 causes spurious differences between trunk and cond-optab branch.
9732 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9734 * dojump.c (compare_from_rtx): Delete.
9735 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
9736 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
9737 if the comparison does not satisfy the predicate; test predicates for
9738 operands 2 and 3 of a cstore pattern. Don't try cstore optab
9739 further if one existing pattern fails.
9740 * expr.h (compare_from_rtx): Delete.
9741 (prepare_operand): Declare it.
9742 * optabs.c: Change "lib call" to "libcall" throughout.
9743 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
9744 HAVE_conditional_trap, emit_cmp_insn): Delete.
9745 (can_compare_p): Delete cmp_optab case.
9746 (prepare_float_lib_cmp): Return an rtx and a machine mode.
9747 Accept other parameters by value.
9748 (prepare_operand): Make non-static.
9749 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
9750 other parameters by value. Try to widen operands here based on
9751 an optab_methods argument and looking at cbranch_optab.
9752 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
9753 loop. Use cbranch_optab directly.
9754 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
9755 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
9757 (emit_conditional_move, emit_conditional_add): Inline what's needed
9758 of compare_from_rtx, using new prepare_cmp_insn for the rest.
9759 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
9760 with COMPARE. Move cmov_optab and cstore_optab above
9761 with cbranch_optab, move cmp_optab down with ucmp_optab,
9762 remove tst_otpab. Do not initialize trap_rtx.
9763 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
9764 for trap code. Do not check HAVE_conditional_trap. Use
9765 prepare_cmp_insn. Accept no predicate for operand 3.
9766 * optabs.h (OTI_cmp): Mark as used only for libcalls.
9767 (OTI_ctrap, ctrap_optab): New.
9768 (tst_optab): Delete.
9769 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
9770 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
9771 with lookup of ctrap_optab.
9772 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
9776 * combine.c (combine_simplify_rtx, simplify_set): Do not
9777 special case comparing against zero for cc0 machines.
9778 * simplify-rtx.c (simplify_binary_operation_1): Never remove
9779 COMPARE on cc0 machines.
9780 (simplify_relational_operation): Return a new expression when
9781 a COMPARE could be removed.
9782 * final.c (final_scan_insn): Compare cc_status values
9783 against LHS of a (compare FOO (const_int 0)) cc0 source.
9784 Also check if cc_status.value is the full compare.
9786 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
9787 (cstoreMM4): Document.
9788 (conditional_trap): Document ctrapMM4 instead.
9789 (sync_compare_and_swapMM): Refer to cbranchcc4.
9790 (Dependent Patterns): Eliminate obsolete information referring to
9791 the old jump optimization phase.
9792 (Canonicalization): Include cbranchcc4 case, omit canonicalization
9793 of compares with 0 on cc0 machines.
9794 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
9795 avoiding references to cc0. Remove text about storing operands
9797 * doc/tm.texi (Condition Codes): Include blurb on different
9798 condition code representations, separate into subsections for
9799 CC0, MODE_CC and conditional execution.
9801 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
9802 alpha_emit_setcc): Accept operands and a machine mode.
9803 * config/alpha/alpha.c (alpha_emit_conditional_branch):
9804 Get code/op0/op1 from operands, use machine mode argument
9805 instead of alpha_compare.fp_p. Emit the branch here.
9806 (alpha_emit_setcc): Likewise, and return boolean.
9807 (alpha_emit_conditional_move): Likewise. Assert that
9808 cmp_op_mode == cmp_mode, and simplify accordingly.
9809 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
9810 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
9811 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
9813 (stack probe test): Use cbranchdi4.
9814 * config/alpha/predicates.md (alpha_cbranch_operator): New.
9816 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
9817 * config/arc/arc.h (movsicc, movsfcc): Use it.
9818 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
9819 (cbranchsi4, cstoresi4): New.
9820 (cmpsi, bCC and sCC expanders): Remove.
9822 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
9823 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
9824 * config/arm/predicates.md (arm_comparison_operator): Only include
9825 floating-point operators if there is a hardware floating-point unit.
9826 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
9827 deferring to cbranch_cc and cstore_cc respectively.
9828 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
9829 cbranch_cc, cstore_cc): New.
9830 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
9832 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
9834 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
9835 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
9837 (adjust_insn_length): Adjust calls.
9838 (avr_reorg): Handle (compare (foo) (const_int 0)).
9839 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
9840 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
9841 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
9842 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
9844 (cbranchqi4, cbranchhi4, cbranchsi4): New.
9845 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
9847 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
9848 (cbranchsi4, cstorebi4, cstoresi4): New.
9849 (movbisi): This insn is duplicate, split it to zero_extend.
9850 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
9851 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
9852 (bfin_optimize_loop): Use cbranch expander.
9853 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
9854 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
9855 (bfin_bimode_comparison_operator): ... this.
9856 (bfin_direct_comparison_operator): New.
9858 * config/cris/cris.c (cris_normal_notice_update_cc): Look
9859 inside (compare FOO (const_int 0)).
9860 (cris_rtx_costs): Handle ZERO_EXTRACT.
9861 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
9862 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
9863 (*tstdi_v32): Delete.
9864 (*cmpdi_non_v32): Add M alternative for operand 1.
9865 (cmpsi, cmp<mode>): Make private.
9866 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
9868 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
9870 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
9871 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
9872 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
9873 (cc_reg_operand): New.
9875 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
9876 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
9877 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
9878 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
9879 crx_expand_scond): Delete.
9881 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
9883 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
9884 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
9886 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
9887 cstoresi4, cstoresf4, cstoredf4): New.
9888 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
9889 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
9890 Receive the entire operands array.
9891 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
9892 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
9893 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
9894 Get test/op0/op1 from the operands array.
9895 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
9897 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
9898 (h8300_expand_store): New.
9899 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
9901 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
9902 (h8300_expand_store): New.
9903 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
9904 or do not try to produce (set (cc0) REG).
9905 (peepholes): Wrap arguments with COMPARE. Add a peephole to
9906 change a compare into a move to a scratch register. Disable some
9907 peepholes when comparing with zero.
9908 (tstsi, tsthi, tstsi, cmpqi): Make private.
9911 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
9914 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
9915 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
9916 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
9917 (ix86_emit_i387_log1p): Use cbranchxf2.
9918 (ix86_expand_setcc): Return void.
9919 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
9920 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
9921 cmp<MODEF>, cmpcc): Remove.
9922 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
9923 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
9924 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
9925 (sCC and bCC expanders): Remove.
9926 (stack_protect_test): Use cbranchcc4.
9928 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
9930 (ia64_expand_compare): Accept three rtx by reference and return void.
9931 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
9932 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
9933 from *expr. Update *expr with the BImode comparison to do.
9934 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
9935 cmptf, bCC, sCC, conditional_trap): Delete.
9936 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
9937 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
9938 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
9939 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
9940 * config/ia64/predicates.md (ia64_cbranch_operator): New.
9942 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
9943 type of last argument.
9944 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
9945 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
9946 use machine mode argument instead of branch_type. Remove dead
9947 code for floating-point comparisons.
9948 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
9949 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
9951 (cbranchsi4, cstoresi4): New.
9952 * config/iq2000/predicates.md (reg_or_const_operand): New.
9954 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
9955 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
9956 (b<code>_op): Rewrite to...
9957 (bcc_op): ... this, using match_operator.
9958 (s<code>_op): Rewrite to...
9959 (scc_op): ... this, using match_operator.
9960 (s<code>_24_op): Rewrite to...
9961 (scc_op_24): ... this, using match_operator.
9962 (s<code>_<mode>): Rewrite to...
9963 (cstore<mode>4): ... this, using match_operator.
9964 (s<code>_<mode>_24): Rewrite to...
9965 (cstore<mode>4_24): ... this, using match_operator.
9966 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
9967 m32c_unpend_compare, m32c_expand_scc): Delete.
9968 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
9969 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
9970 (m32c_expand_movcc): Change NE to EQ if necessary.
9971 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
9973 * config/m32r/m32r-protos.h (gen_cond_store): New.
9974 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
9975 (gen_cond_store): New, from sCC patterns.
9976 (m32r_expand_block_move): Use cbranchsi4.
9977 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
9978 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
9979 (cbranchsi4, cstoresi4): New.
9981 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
9983 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
9984 (m68hc11_notice_update_cc): Look into a compare with 0.
9985 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
9987 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
9988 cmphi, cmpqi, bCC): Delete.
9989 (cbranchsi4, cbranchhi4, cbranchqi4): New.
9990 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
9991 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
9994 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
9995 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
9996 * config/m68k/constraints.md (H): New.
9997 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
9998 the define_insn below.
9999 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
10000 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
10001 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
10002 patterns): Wrap RHS with COMPARE.
10003 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
10004 (*cmpdi_internal): Name this pattern.
10005 (cmpdi): Change to define_insn.
10006 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
10007 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
10008 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
10010 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
10011 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
10012 (conditional_trap): Change to...
10013 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
10014 (*conditional_trap): Use the ordered_comparison_operator and
10015 const1_operand predicates.
10016 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
10017 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
10018 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
10019 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
10021 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
10022 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
10023 (mcore_gen_compare): New.
10024 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
10025 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
10026 (mcore_gen_compare): ... this.
10027 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
10028 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
10029 (stack probe pattern): Use cbranchsi4.
10031 * config/mips/predicates.md (mips_cstore_operator): New.
10032 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
10033 * config/mips/mips.md (any_cond): Delete.
10034 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
10036 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
10037 fixuns_truncsfdi2): Use cbranch patterns.
10038 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
10039 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
10040 Adjust call to mips_expand_conditional_branch.
10041 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
10043 * config/mips/mips-protos.h (mips_expand_conditional_branch,
10044 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
10045 * config/mips/mips.c (cmp_operands): Delete.
10046 (mips_emit_compare): Get comparison operands from *op0/*op1.
10047 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
10048 that it succeeds. Use op0/op1 instead of cmp_operands.
10049 (mips_expand_conditional_branch, mips_expand_conditional_move,
10050 mips_expand_conditional_trap): Likewise.
10051 (mips_block_move_loop): Use cbranch patterns.
10052 * config/mips/mips.h (cmp_operands): Delete.
10054 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
10055 (mmix_gen_compare_reg): Just return a register in the right CC mode.
10056 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
10057 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
10058 (*cmpcc_folded): Rename to...
10059 (*cmpdi_folded): this.
10060 (*cmpcc): Rename to...
10062 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
10065 (cbranchdf4): New. Handle invalid comparisons here.
10066 * config/mmix/predicates.md (float_comparison_operator): New.
10068 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
10069 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
10070 * config/mn10300/mn10300.md (tst): Delete.
10071 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
10072 Name these patterns and wrap RHS in a compare.
10073 (*cmpsi): Make this pattern private. Include tst.
10074 (*cmpsf): Make this pattern private.
10075 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
10076 (compare with zero peepholes): Likewise.
10078 (cbranchsi4, cbranchsf4): New.
10079 (casesi): Use cbranchsi4.
10081 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
10082 hppa_branch_type): Delete.
10083 (return_addr_rtx): Use cbranchsi4.
10084 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
10085 Emit CCFPmode comparison here.
10086 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
10087 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
10088 hppa_branch_type): Delete.
10089 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
10090 (movsicc, movdicc): Remove references to hppa_compare_op0,
10091 hppa_compare_op1 and compare_from_rtx.
10092 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
10093 (casesi): Use cbranchsi4.
10095 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
10096 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
10097 * config/pdp11/pdp11.md (register_or_const0_operand): New.
10098 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
10099 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
10101 (cbranchdf4, cbranchhi4, cbranchqi4): New.
10102 (*branch, *branch_inverted): New.
10104 * config/picochip/picochip.md (cbranchhi4): Use
10105 ordered_comparison_operator.
10106 (cmphi, bCC): Remove.
10108 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
10109 (trap_comparison_operator): Delete.
10110 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
10111 rs6000_emit_cbranch): Accept mode and operands.
10112 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
10113 rs6000_compare_fp_p): Delete.
10114 (rs6000_generate_compare): Accept mode and comparison. Extract code
10115 and op0/op1 from there. Replace references to rs6000_compare_op0
10116 and rs6000_compare_op1.
10117 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
10118 extract result from passed operands.
10119 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
10120 extract loc from passed operands.
10121 (rs6000_emit_cmove): Likewise.
10122 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
10123 rs6000_compare_fp_p): Delete.
10124 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
10125 (cbranch<GPR>4, cbranch<FP>4): New.
10126 (cstore<mode>4): New. Consolidate here all choices about when to use
10127 portable or specialized sCC sequences.
10128 (stack_protect_test): Use cbranchsi4.
10129 (conditional_trap): Replace with ctrap<GPR>4.
10130 (conditional trap insn): Replace trap_comparison_operator with
10131 ordered_comparison_operator.
10133 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
10134 (s390_emit_prologue): Use ctrap.
10135 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
10136 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
10137 New predicates replacing...
10138 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
10139 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
10140 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
10141 (add<mode>cc): Do not use s390_compare_op0/op1.
10142 (s<code>): Change to...
10143 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
10144 (seq): Change to...
10145 (cstorecc4): ... this. Handle EQ or NE equally.
10146 (*sne): Un-privatize for use in cstorecc4.
10147 (b<code>): Change to...
10148 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
10149 (conditional_trap): Replace with...
10150 (ctrap<GPR>4, ctrap<FP>4): ... these.
10151 (stack_protect): Use cbranchcc4.
10153 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
10154 * config/score/score-protos.h (score_gen_cmp): Delete.
10155 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
10156 (score_block_move-loop): Use cbranchsi4.
10157 * config/score/score.md (cbranchsi4): New.
10158 (cmpsi, bCC): Delete.
10159 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
10160 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10161 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
10162 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10163 * config/score/score3.h (score3_gen_cmp): Delete.
10164 * config/score/score7.h (score7_gen_cmp): Delete.
10166 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
10167 (sh_emit_scc_to_t): ... this. Return void.
10168 (from_compare): Rename to...
10169 (sh_emit_compare_and_branch): ... this.
10170 (sh_emit_compare_and_set): New.
10171 (sh_expand_t_scc): Accept operands.
10172 * config/sh/predicates.md (sh_float_comparison_operator): New.
10173 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
10174 (prepare_scc_operands): Rename to...
10175 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
10177 (sh_emit_cheap_store_flag): New.
10178 (sh_emit_set_t_insn): New.
10179 (from_compare): Rename to...
10180 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
10181 handling of TARGET_SH2E floating point to avoid recursive call.
10182 Generate branch here.
10183 (sh_emit_compare_and_set): New.
10184 (sh_expand_t_scc): Get op0/op1 from arguments.
10185 (sh_emit_cheap_store_flag): New.
10186 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
10188 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
10189 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
10190 (movsicc, movdicc): Do nothing when it recreated operands from
10191 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
10192 prepare_scc_operands (now sh_emit_scc_to_t).
10193 (udivdi3): Use cstoresi4.
10194 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
10195 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
10196 (cbranchint4_media, cbranchfp4_media): New.
10197 (casesi): Use cbranchdi4.
10198 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
10200 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
10201 (movnegt): Remove second operand.
10202 (cbranchsf4, cbranchdf4): New.
10203 (stack_protect): Use cbranchdi4/cbranchsi4.
10205 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
10206 (gen_compare_reg): Accept comparison, extract part of it to...
10207 (gen_compare_reg_1): ... this.
10208 (gen_compare_operator): Delete.
10209 (gen_v9_scc): Accept separate destination, comparison code and arms.
10210 Do not use sparc_compare_op0/sparc_compare_op1.
10211 (emit_scc_insn, emit_conditional_branch_insn): New.
10212 (emit_v9_brxx): Make static. Remove useless assertion.
10213 (sparc_emit_float_lib_cmp): Return RTL instead of calling
10215 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
10216 * config/sparc/sparc-protos.h (gen_compare_reg,
10217 sparc_emit_float_lib_cmp): Adjust prototype.
10218 (emit_scc_insn, emit_conditional_branch_insn): New.
10219 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
10220 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
10221 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
10222 iterators to the top.
10223 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
10224 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
10225 snedi_special_trunc): Delete.
10226 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
10227 and snedi_special_trunc.
10228 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
10229 cbranchdi4, cbranch<F:mode>4): New.
10230 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
10231 here. Use gen_compare_reg instead of gen_compare_operator.
10232 (conditional_trap): Replace with...
10233 (ctrapsi4, ctrapdi4): ... this.
10234 (stack_protect_test): Use cbranchcc4.
10236 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
10238 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
10239 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
10240 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
10241 from operands[0] or operands[3] depending on is_set.
10242 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
10243 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
10244 cmpdf, bCC), sCC: Remove.
10245 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
10246 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
10248 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
10249 spu_emit_branch_or_set.
10251 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
10253 * config/stormy16/stormy16.h (xstormy16_compare_op0,
10254 xstormy16_compare_op1): Delete.
10255 * config/stormy16/stormy16.c (xstormy16_compare_op0,
10256 xstormy16_compare_op1): Delete.
10257 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
10259 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
10260 (cmphi, cmpsi, bCC): Remove.
10262 * config/v850/v850.md (tstsi, cmpsi): Fold into...
10263 (*cmpsi): ... this one.
10264 (cbranchsi4, cstoresi4): New.
10265 (bCC expanders): Delete.
10266 (sCC insns): Fold into...
10267 (*setcc): ... this one.
10268 (casesi): Do not use gen_cmpsi and gen_bgtu.
10269 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
10270 (movsicc): Simplify.
10271 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
10273 * config/vax/vax-protos.h (cond_name): New.
10274 (vax_output_conditional_branch): Remove.
10275 * config/vax/vax.c (cond_name): New.
10276 (vax_output_conditional_branch): Remove.
10277 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
10278 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
10279 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
10280 (bit<VAXint>): Wrap source with (compare).
10281 (b<code> and following unnamed pattern): Rename to *branch and
10282 *branch_reversed. Change macroization to match_operator.
10283 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
10285 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
10286 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
10287 Change last argument to machine_mode.
10288 (xtensa_expand_scc): Add machine_mode argument.
10289 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
10290 (gen_conditional_move, xtensa_expand_conditional_branch,
10291 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
10292 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
10293 Adjust operand numbers.
10294 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
10296 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
10297 (cmpsi, cmpsf, b<code>, s<code>): Delete.
10298 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
10300 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10302 * optabs.c (prepare_cmp_insn): Temporarily disable test that
10303 causes spurious differences between trunk and cond-optab branch.
10305 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10308 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
10310 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10312 * tree.c (iterative_hash_pointer): Delete.
10313 (iterative_hash_expr): Short-circuit handling of NULL pointer.
10314 Hash UIDs and versions of SSA names. Don't special-case built-in
10315 function declarations.
10317 2009-05-11 Ian Lance Taylor <iant@google.com>
10320 * graphite.c: Force -Wc++-compat to only be a warning before
10321 #including "cloog/cloog.h".
10323 2009-05-11 Martin Jambor <mjambor@suse.cz>
10325 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
10327 2009-05-11 Jan Hubicka <jh@suse.cz>
10329 * tree-ssa-loop-ivcanon.c: Include target.h
10330 (struct loop_size): new structure.
10331 (constant_after_peeling): New predicate.
10332 (tree_estimate_loop_size): New function.
10333 (estimated_unrolled_size): Rewrite for new estimates.
10334 (try_unroll_loop_completely): Use new estimates.
10335 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
10337 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
10339 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
10340 libcpp interface change.
10341 (spu_macro_to_expand): Likewise.
10343 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
10345 PR tree-optimization/40026
10346 * gimplify.c (gimplify_init_constructor): Change initial conditional
10347 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
10348 optimize_compound_literals_in_ctor.
10350 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
10352 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
10354 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
10356 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
10358 * tree-vect-data-refs.c (vect_analyze_group_access): Use
10359 HOST_WIDE_INT for gap.
10361 2009-05-11 Ira Rosen <irar@il.ibm.com>
10363 PR tree-optimization/40074
10364 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
10365 account in group size and step comparison.
10367 2009-05-11 Richard Guenther <rguenther@suse.de>
10369 * passes.c (init_optimization_passes): Strip now incorrect comment.
10370 (execute_function_todo): Do not set PROP_alias.
10371 * tree-pass.h (PROP_alias): Remove.
10372 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
10373 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
10374 * tree-nrv.c (pass_return_slot): Likewise.
10375 * tree-object-size.c (pass_object_sizes): Likewise.
10376 * tree-ssa-dom.c (pass_dominator): Likewise.
10377 (pass_phi_only_cprop): Likewise.
10378 * tree-ssa-dse.c (pass_dse): Likewise.
10379 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
10380 (pass_cselim): Likewise.
10381 * tree-ssa-pre.c (pass_pre): Likewise.
10382 (pass_fre): Likewise.
10383 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
10384 * tree-ssa-sink.c (pass_sink_code): Likewise.
10385 * tree-stdarg.c (pass_stdarg): Likewise.
10386 * tree-tailcall.c (pass_tail_calls): Likewise.
10387 * tree-vrp.c (pass_vrp): Likewise.
10389 2009-05-10 Ian Lance Taylor <iant@google.com>
10391 * basic-block.h (enum profile_status): Break out of struct
10392 control_flow_graph.
10393 * cgraph.h (struct inline_summary): Break out of struct
10395 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
10396 of struct cgraph_order_sort.
10397 * combine.c (enum undo_kind): New enum, broken out of struct undo.
10398 * cse.c (struct branch_path): Break out of struct
10399 cse_basic_block_data.
10400 * except.h (enum eh_region_type): Break out of struct eh_region.
10401 * gcc.c (enum add_del): Break out of struct modify_target.
10402 * genrecog.c (enum decision_type): Break out of struct decision_test.
10403 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
10405 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
10406 * regmove.c (enum match_use): New enum, broken out of struct match.
10407 * sched-int.h (enum post_call_group): New enum, broken out of
10409 (struct deps_reg): Break out of struct deps.
10410 * target.h (struct asm_int_op): Break out of struct gcc_target.
10411 * tree-eh.c (struct goto_queue_node): Break out of struct
10413 * tree-inline.h (enum copy_body_cge_which): Break out of
10415 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
10417 * c-decl.c (in_struct, struct_types): New static variables.
10418 (pushtag): Add loc parameter. Change all callers.
10419 (lookup_tag): Add ploc parameter. Change all callers.
10420 (check_compound_literal_type): New function.
10421 (parser_xref_tag): Add loc parameter. Change all callers. If
10422 -Wc++-compat, warn about struct/union/enum types defined within a
10424 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
10425 and loc parameters. Change all callers. Change error calls to
10426 error_at, using loc. For a redefinition, if the location of the
10427 original definition is known, report it. Set in_struct and
10428 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
10429 (finish_struct): Add new parameters enclosing_in_struct and
10430 enclosing_struct_types. Change all callers. Set
10431 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
10432 in the struct. If in a struct, add this struct to struct_types.
10433 (start_enum): Add loc parameter. Change all callers. Use
10434 error_at for errors, using loc. For a redefinition, if the
10435 location of the original definition is known, report it. If in a
10436 struct, add this enum type to struct_types. If -Wc++-compat warn
10437 if in sizeof, typeof, or alignof.
10438 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
10439 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
10440 (c_parser_enum_specifier): Get enum location for start_enum.
10441 (c_parser_struct_or_union_specifier): Get struct location for
10442 start_struct. Save in_struct and struct_types status between
10443 start_struct and finish_struct.
10444 (c_parser_cast_expression): Get location of cast.
10445 (c_parser_alignof_expression): Get location of type.
10446 (c_parser_postfix_expression): Likewise.
10447 (c_parser_postfix_expression_after_paren_type): Add type_loc
10448 parameter. Change all callers. Call check_compound_literal_type.
10449 Use type_loc for error about variable size type.
10450 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
10451 of an enum constant from an enum type defined in a struct or union.
10452 (c_cast_expr): Add loc parameter. Change all callers. If
10453 -Wc++-compat, warn about defining a type in a cast.
10454 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
10455 (start_enum, start_struct, finish_struct): Update declarations.
10456 (parser_xref_tag, c_cast_expr): Update declarations.
10457 (check_compound_literal_type): Declare.
10459 2009-05-11 Ben Elliston <bje@au.ibm.com>
10461 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
10462 for recent libcpp interface change.
10463 (rs6000_macro_to_expand): Likewise.
10465 2009-05-10 Michael Matz <matz@suse.de>
10468 * config/arm/arm.c (require_pic_register): Emit on entry edge,
10469 not at entry of function.
10471 2009-05-10 Richard Guenther <rguenther@suse.de>
10473 PR tree-optimization/40081
10475 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10476 using the main variant of the element type. Do not fiddle with
10477 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10479 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
10480 structs with volatile fields.
10482 2009-05-10 Jan Hubicka <jh@suse.cz>
10484 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
10485 (estimate_move_cost): Assert that it does not get called for
10487 (estimate_num_insns): Skip VOID types in argument handling.
10488 (optimize_inline_calls): Delete unreachable blocks and verify that
10489 callgraph is valid.
10491 2009-05-10 Jan Hubicka <jh@suse.cz>
10493 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
10494 * cgraph.c (cgraph_mark_address_taken_node): New function.
10495 (dump_cgraph_node): Dump new flag.
10496 * cgraph.h (struct cgraph_node): Add address_taken.
10497 (cgraph_mark_address_taken_node): New function.
10498 * ipa.c (cgraph_postorder): Prioritize functions with address taken
10499 since new direct calls can be born.
10501 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10503 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
10504 tok->val.node.node.
10506 2009-05-10 Jan Hubicka <jh@suse.cz>
10508 PR middle-end/40084
10509 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
10511 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
10512 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
10513 * tree-inline.c (copy_bb): Set frequency correctly.
10514 (fold_marked_statements): Update call to
10515 cgraph_update_edges_for_call_stmt.
10517 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10519 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
10520 identifiers in diagnostics.
10521 * config/arm/arm.c (arm_handle_fndecl_attribute,
10522 arm_handle_isr_attribute): Likewise.
10523 * config/avr/avr.c (avr_handle_progmem_attribute,
10524 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
10525 * config/bfin/bfin.c (handle_int_attribute,
10526 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
10527 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
10528 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
10530 * config/darwin.c (darwin_handle_kext_attribute,
10531 darwin_handle_weak_import_attribute): Likewise.
10532 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
10533 h8300_handle_eightbit_data_attribute,
10534 h8300_handle_tiny_data_attribute): Likewise.
10535 * config/i386/i386.c (ix86_handle_cconv_attribute,
10536 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
10537 * config/i386/winnt.c (ix86_handle_shared_attribute,
10538 ix86_handle_selectany_attribute): Likewise.
10539 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
10540 * config/m32c/m32c.c (function_vector_handler): Likewise.
10541 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
10542 m68hc11_handle_fntype_attribute): Likewise.
10543 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
10544 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
10545 * config/mips/mips.c (mips_insert_attributes,
10546 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
10547 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
10548 rs6000_handle_struct_attribute): Likewise.
10549 * config/sh/sh.c (sh_insert_attributes,
10550 sh_handle_resbank_handler_attribute,
10551 sh_handle_interrupt_handler_attribute,
10552 sh2a_handle_function_vector_handler_attribute,
10553 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
10555 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
10556 * config/spu/spu.c (spu_handle_fndecl_attribute,
10557 spu_handle_vector_attribute): Likewise.
10558 * config/stormy16/stormy16.c
10559 (xstormy16_handle_interrupt_attribute): Likewise.
10560 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
10561 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
10563 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10565 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
10566 (pp_translate_identifiers): New.
10567 (pp_identifier): Only conditionally translate identifier to locale
10569 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
10570 (pp_base_tree_identifier): Only conditionally translate identifier
10571 to locale character set.
10572 * c-pretty-print.c (M_): Define.
10573 (pp_c_type_specifier, pp_c_primary_expression): Mark English
10574 fragments for conditional translation with M_.
10575 * tree-pretty-print.c (maybe_init_pretty_print): Disable
10576 identifier translation.
10578 2009-05-10 Richard Guenther <rguenther@suse.de>
10580 PR tree-optimization/40081
10581 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10582 using the main variant of the element type. Do not fiddle with
10583 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10585 2009-05-09 Jan Hubicka <jh@suse.cz>
10587 PR middle-end/40080
10588 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
10589 indirect calls; verify cgraph afterwards.
10591 2009-05-09 Jan Hubicka <jh@suse.cz>
10594 * ipa.c (update_inlined_to_pointer): New function.
10595 (cgraph_remove_unreachable_nodes): Use it.
10597 2009-05-09 Jan Hubicka <jh@suse.cz>
10599 * tree-eh.c (struct leh_state): Remove prev_try.
10600 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
10601 not track prev_try.
10602 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
10603 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
10604 remove_eh_handler_and_replace, foreach_reachable_handler,
10605 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
10606 * except.h (struct eh_region): Remove eh_region_u_cleanup.
10607 (gen_eh_region_cleanup): Update prototype.
10609 2009-05-09 Jan Hubicka <jh@suse.cz>
10611 PR middle-end/40043
10612 * except.c (copy_eh_region): Always set prev_try.
10613 (redirect_eh_edge_to_label): Find outer try.
10614 (foreach_reachable_handler): When looking for prev try
10615 handle case where previous try is not going to be taken.
10617 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
10619 PR tree-optimization/40049
10620 * tree-vect-stmts.c (vectorizable_operation): If the machine has
10621 only vector/vector shifts, convert the type of the constant to the
10622 appropriate type to avoid building incorrect trees, which
10623 eventually have problems with garbage collection.
10625 2009-05-08 Joseph Myers <joseph@codesourcery.com>
10627 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
10628 -1 for complex floating-point types if honoring signed zeros.
10630 2009-05-08 Jan Hubicka <jh@suse.cz>
10632 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
10633 argument; handle correctly when profile is absent.
10634 (build_cgraph_edges): Update.
10635 (rebuild_cgraph_edges): Update.
10636 * cgraph.c: Do not include varray.h.
10637 (cgraph_set_call_stmt_including_clones): New function.
10638 (cgraph_create_edge_including_clones): Likewise
10639 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
10640 (cgraph_update_edges_for_call_stmt): Handle clones.
10641 (cgraph_remove_node): Handle clone tree.
10642 (cgraph_remove_node_and_inline_clones): New function.
10643 (dump_cgraph_node): Dump clone tree.
10644 (cgraph_clone_node): Handle clone tree.
10645 (clone_function_name): Bring here from tree-inline.c.
10646 (cgraph_create_virtual_clone): New function.
10647 * cgraph.h (ipa_replace_map): Move here from ipa.h.
10648 (cgraph_clone_info): New function.
10649 (strut cgraph_node): Add clone_info and new clone tree pointers.
10650 (cgraph_remove_node_and_inline_clones,
10651 cgraph_set_call_stmt_including_clones,
10652 cgraph_create_edge_including_clones,
10653 cgraph_create_virtual_clone): Declare.
10654 (cgraph_function_versioning): Use VEC argument.
10655 (compute_call_stmt_bb_frequency): Update prototype.
10656 (cgraph_materialize_all_clones): New function.
10657 * ipa-cp.c (ipcp_update_cloned_node): Remove.
10658 (ipcp_create_replace_map): Update to VECtors.
10659 (ipcp_update_callgraph): Use virtual clones.
10660 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
10661 (ipcp_update_profiling): Do not update local profiling.
10662 (ipcp_insert_stage): Use VECtors and virtual clones.
10663 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
10664 (clone_of_p): New function.
10665 (cgraph_preserve_function_body_p): Use clone tree.
10666 (cgraph_optimize): Materialize clones.
10667 (cgraph_function_versioning): Update for VECtors.
10668 (save_inline_function_body): Use clone tree.
10669 (cgraph_materialize_clone): New function.
10670 (cgraph_materialize_all_clones): Likewise.
10671 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
10672 * ipa.c: Include gimple.h.
10673 (cgraph_remove_unreachable_nodes): Use clone tree.
10674 * ipa-prop.c (ipa_note_param_call): Update call to
10675 compute_call_stmt_bb_frequencycall.
10676 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
10677 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
10678 (copy_bb): Handle updating of clone tree; add new edge when new call
10680 (expand_call_inline): Be strict about every call having edge.
10681 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
10682 (delete_unreachable_blocks_update_callgraph): New function.
10683 (tree_function_versioning): Use VECtors; always remove unreachable
10684 blocks and fold conditionals.
10685 * tree-inline.h: Do not include varray.h.
10686 (tree_function_versioning): Remove.
10687 * Makefile.in (GTFILES): Remove tree-inline.c
10688 * passes.c (do_per_function): Do only functions having body.
10689 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
10692 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
10693 Andrew Morrow <acm@google.com>
10696 * c-common.c (c_common_attribute_table): Permit deprecated
10697 attribute to take an optional argument.
10698 (handle_deprecated_attribute): If the optional argument to
10699 __attribute__((deprecated)) is not a string ignore the attribute
10700 and emit a warning.
10702 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
10703 * c-typeck.c (build_component_ref): Likewise.
10704 (build_external_ref): Likewise.
10706 * toplev.c (warn_deprecated_use): Add an attribute argument.
10707 Emit the message associated with __attribute__((deprecated)).
10709 * toplev.h (warn_deprecated_use): Updated.
10711 * doc/extend.texi: Document new optional parameter to
10712 __attribute__((deprecated))
10714 2009-05-08 Michael Eager <eager@eagercon.com>
10716 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
10717 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
10719 2009-05-08 Richard Guenther <rguenther@suse.de>
10721 PR tree-optimization/40062
10722 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
10723 Avoid exponential behavior.
10725 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10727 PR rtl-optimization/33928
10729 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
10730 process_uses, build_single_def_use_links): New.
10731 (update_df): Update use_def_ref.
10732 (forward_propagate_into): Use get_def_for_use instead of use-def
10734 (fwprop_init): Call build_single_def_use_links and let it initialize
10736 (fwprop_done): Free use_def_ref.
10737 (fwprop_addr): Eliminate duplicate call to df_set_flags.
10738 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
10739 df_rd_simulate_one_insn): New.
10740 (df_rd_bb_local_compute_process_def): Update head comment.
10741 (df_chain_create_bb): Use the new RD simulation functions.
10742 * df.h (df_rd_simulate_artificial_defs_at_top,
10743 df_rd_simulate_one_insn): New.
10744 * opts.c (decode_options): Enable fwprop at -O1.
10745 * doc/invoke.texi (-fforward-propagate): Document this.
10747 2009-05-08 Joseph Myers <joseph@codesourcery.com>
10750 * c-typeck.c (build_binary_op): Handle arithmetic between one real
10751 and one complex operand specially.
10752 * tree-complex.c (some_nonzerop): Do not identify a real value as
10753 zero if flag_signed_zeros.
10755 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10757 PR rtl-optimization/33928
10758 * loop-invariant.c (record_use): Fix && vs. || mishap.
10760 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10762 PR rtl-optimization/33928
10763 * loop-invariant.c (struct use): Add addr_use_p.
10764 (struct def): Add n_addr_uses.
10765 (struct invariant): Add cheap_address.
10766 (create_new_invariant): Set cheap_address.
10767 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
10768 (record_uses): Pass df_ref to record_use.
10769 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
10772 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
10774 * config/sh/sh.c: Do not include c-pragma.h.
10776 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
10778 * config/spu/spu.c: Remove include of c-common.h.
10780 2009-05-07 Janis Johnson <janis187@us.ibm.com>
10783 * c-common.h (mark_valid_location_for_stdc_pragma,
10784 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
10785 clear_float_const_decimal64, float_const_decimal64_p): New.
10786 * c.opt (Wunsuffixed-float-constants): New.
10787 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
10788 unsuffixed float constant, handle new warning.
10789 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
10790 * c-decl.c (c_scope): New flag float_const_decimal64.
10791 (set_float_const_decimal64, clear_float_const_decimal64,
10792 float_const_decimal64_p): New.
10793 (push_scope): Set new flag.
10794 * c-parser.c (c_parser_translation_unit): Mark when it's valid
10795 to use STDC pragmas.
10796 (c_parser_external_declaration): Ditto.
10797 (c_parser_compound_statement_nostart): Ditto.
10798 * c-pragma.c (valid_location_for_stdc_pragma,
10799 mark_valid_location_for_stdc_pragma,
10800 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
10801 handle_pragma_float_const_decimal64): New.
10802 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
10803 * cp/semantics.c (valid_location_for_stdc_pragma_p,
10804 set_float_const_decimal64, clear_float_const_decimal64,
10805 float_const_decimal64_p): New dummy functions.
10806 * doc/extend.texi (Decimal Float): Remove statement that the
10807 pragma, and suffix for double constants, are not supported.
10808 * doc/invoke.texi (Warning Options): List new option.
10809 (-Wunsuffixed-float-constants): New.
10811 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
10813 * config/i386/i386.c: Do not include c-common.h.
10815 2009-05-07 Mark Heffernan <meheff@google.com>
10817 * doc/invoke.texi (Debugging Options): Document change of debugging
10819 * opts.c (decode_options): Make dump_base_name relative to
10820 aux_base_name directory.
10822 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
10824 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
10825 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
10827 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
10829 * Makefile.in (install-plugin): Simplify a bit.
10831 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
10833 * Makefile.in (OBJS-common): Add regcprop.o.
10835 * timevar.def (TV_CPROP_REGISTERS): New.
10836 * regrename.c (regrename_optimize): Return 0.
10837 (rest_of_handle_regrename): Delete.
10838 (pass_rename_registers): Point to regrename_optimize.
10839 (struct value_data_entry, struct value_data,
10840 kill_value_one_regno, kill_value_regno, kill_value,
10841 set_value_regno, init_value_data, kill_clobbered_value,
10842 kill_set_value, kill_autoinc_value, copy_value,
10843 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
10844 replace_oldest_value_reg, replace_oldest_value_addr,
10845 replace_oldest_value_mem, copyprop_hardreg_forward_1,
10846 debug_value_data, validate_value_data): Move...
10847 * regcprop.c: ... here.
10848 (rest_of_handle_cprop): Delete.
10849 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
10851 2009-05-07 Jakub Jelinek <jakub@redhat.com>
10853 PR middle-end/40057
10854 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
10855 GEN_INT for 1 << bitnum.
10856 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
10857 build_int_cst_type.
10859 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
10861 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
10862 Remove wrong description of "nand" operation.
10864 2009-05-06 Richard Guenther <rguenther@suse.de>
10865 Adam Nemet <anemet@caviumnetworks.com>
10867 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
10868 comment. Add that if LHS is not a gimple register, then RHS1 has
10869 to be a single object (GIMPLE_SINGLE_RHS).
10871 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
10873 * expr.c (get_def_for_expr): Move it up in the file.
10874 (store_field): When expanding a bit-field store, look at the
10875 defining gimple stmt for the masking conversion.
10877 2009-05-06 Janis Johnson <janis187@us.ibm.com>
10879 PR middle-end/39986
10880 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
10881 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
10882 32-bit memcpy into long.
10884 2009-05-06 Jakub Jelinek <jakub@redhat.com>
10886 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
10887 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
10889 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
10890 instead of appending DW_OP_deref*.
10892 2009-05-06 Michael Matz <matz@suse.de>
10894 PR middle-end/40021
10895 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
10896 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
10898 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
10900 * Makefile.in (install-plugin): Fix srcdir handling.
10902 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
10904 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
10905 when processing for not_regs_needed bitmap.
10906 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
10907 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
10908 handling it for rhs.
10910 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
10912 * config/i386/i386.md (unnamed inc/dec peephole): Use
10913 optimize_insn_for_size_p instead of optimize_size.
10914 * config/i386/predicates.md (incdec_operand): Likewise.
10915 (aligned_operand): Likewise.
10916 * config/i386/sse.md (divv8sf3): Likewise.
10917 (sqrtv8sf2): Likewise.
10919 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
10921 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
10923 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
10925 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
10927 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
10928 ssemodesuffixf2c with avxmodesuffixf2c.
10930 2009-05-06 Joseph Myers <joseph@codesourcery.com>
10933 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
10935 2009-05-05 Jakub Jelinek <jakub@redhat.com>
10937 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
10938 (struct tree_base): Adjust spacing for 8 bit boundaries.
10939 (struct tree_decl_common): Add decl_by_reference_flag bit.
10940 (DECL_BY_REFERENCE): Adjust.
10941 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
10942 print DECL_BY_REFERENCE bit.
10943 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
10944 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
10945 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
10946 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
10949 PR middle-end/39666
10950 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
10951 range of the type, but default label is missing, add it with one
10952 of the existing labels instead of adding a new label for it.
10954 2009-05-05 Joseph Myers <joseph@codesourcery.com>
10958 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
10960 * Makefile.in (enable_plugin, plugin_includedir): New.
10961 (install): Depend on install-plugin.
10962 (PLUGIN_HEADERS): New.
10963 (install-plugin): New.
10964 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
10966 2009-05-05 Richard Guenther <rguenther@suse.de>
10968 PR tree-optimization/40022
10969 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
10971 (phivn_valid_p): Fix tuplification error, simplify.
10972 (phiprop_insert_phi): Add dumps.
10973 (propagate_with_phi): Simplify.
10975 2009-05-05 Richard Guenther <rguenther@suse.de>
10977 PR middle-end/40023
10978 * builtins.c (gimplify_va_arg_expr): Properly build the address.
10980 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
10982 * tree.h (strip_float_extensions): Remove duplicate declaration.
10983 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
10984 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
10985 block_ultimate_origin): Rearrange the declarations line to match the
10986 comment that indicates the .c file which the functions are defined.
10987 (dwarf2out_*, set_decl_rtl): Add comment.
10988 (get_base_address): Adjust comment.
10989 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
10990 declarations line and add comment.
10991 (is_builtin_name): Add blank after function name, for clarity.
10993 2009-05-04 Joseph Myers <joseph@codesourcery.com>
10995 * attribs.c (decl_attributes): Use %qE for identifiers in
10997 * cgraphunit.c (verify_cgraph_node): Translate function names to
10998 locale character set in diagnostics.
10999 * coverage.c (get_coverage_counts): Use %qE for identifiers in
11001 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
11002 Document that functions are named in UTF-8.
11003 * expr.c (expand_expr_real_1): Translate function names to locale
11004 character set in diagnostics.
11005 * gimplify.c (omp_notice_variable, omp_is_private,
11006 gimplify_scan_omp_clauses): Use %qE for identifiers in
11008 * langhooks.c (lhd_print_error_function): Translate function names
11009 to locale character set.
11010 * langhooks.h (decl_printable_name): Document that return value is
11011 in internal character set.
11012 * stmt.c: Include pretty-print.h
11013 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
11015 (resolve_operand_name_1): Translate named operand name to locale
11017 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
11019 * toplev.c (announce_function): Translate function names to locale
11021 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
11022 (default_tree_printer): Use pp_identifier or translate identifiers
11023 to locale character set. Mark "<anonymous>" for translation.
11024 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
11025 for identifiers in diagnostics.
11026 * tree.c (handle_dll_attribute): Use %qE for identifiers in
11028 * varasm.c (output_constructor): Use %qE for identifiers in
11031 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
11033 * configure.ac: use ` ` instead of $()
11034 * configure: Regenerate.
11036 2009-05-05 Ben Elliston <bje@au.ibm.com>
11038 * config/pa/linux-atomic.c: Eliminate conditional include of
11039 errno.h on non-LP64 systems to simplify build requirements.
11041 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11043 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
11045 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
11046 and pass value to identifier_to_locale.
11047 (warn_variable_length_array): Make name a tree.
11048 (grokdeclarator): Separate diagnostic texts for named and unnamed
11049 declarators. Use %qE for named declarators.
11050 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
11052 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
11053 identifiers in diagnostics.
11054 * c-typeck.c (push_member_name, start_init): Pass identifiers to
11055 identifier_to_locale. Mark "anonymous" strings for translation.
11057 2009-05-04 Michael Eager <eager@eagercon.com>
11059 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
11060 address for DImode/DFmode only if double-precision FP regs.
11062 2009-05-04 Michael Eager <eager@eagercon.com>
11064 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
11065 TARGET_SINGLE_FLOAT check.
11067 2009-05-04 Michael Eager <eager@eagercon.com>
11069 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
11071 2009-05-04 Michael Eager <eager@eagercon.com>
11073 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
11074 * config/rs6000/t-xilinx: New
11076 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
11078 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
11079 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
11080 * gcc/explow.c (memory_address): Use target hook.
11081 * gcc/targhooks.c (default_legitimize_address): New.
11082 * gcc/targhooks.h (default_legitimize_address): New.
11083 * gcc/target.h (legitimize_address): New.
11084 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
11085 (TARGET_INITIALIZER): Include it.
11086 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
11088 * config/bfin/bfin-protos.h (legitimize_address): Remove.
11089 * config/bfin/bfin.c (legitimize_address): Remove.
11090 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
11091 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
11093 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
11094 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
11096 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
11097 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
11098 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
11099 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
11100 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
11101 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
11102 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
11103 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
11104 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
11105 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
11106 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
11107 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
11108 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
11109 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
11110 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
11111 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
11112 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
11113 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
11114 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
11115 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
11116 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
11117 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
11118 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
11120 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
11121 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
11122 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
11123 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
11124 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
11125 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
11126 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
11127 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
11128 (thumb_legitimize_address): Delete.
11129 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
11130 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
11131 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
11132 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
11133 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
11134 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
11136 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
11139 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
11140 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
11141 * config/m32r/m32r.c (m32r_legitimize_address): New.
11142 * config/m68k/m68k.c (m68k_legitimize_address): New.
11143 * config/score/score.c (score_legitimize_address): Standardize.
11144 * config/score/score3.c (score3_legitimize_address): Standardize.
11145 * config/score/score3.h (score3_legitimize_address): Adjust.
11146 * config/score/score7.c (score7_legitimize_address): Standardize.
11147 * config/score/score7.h (score7_legitimize_address): Adjust.
11148 * config/sh/sh.c (sh_legitimize_address): New.
11149 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
11151 * gcc/config/s390/s390.c (legitimize_address): Rename to...
11152 (s390_legitimize_address): ... this.
11153 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
11154 (sparc_legitimize_address): ... this.
11155 * gcc/config/i386/i386.c (legitimize_address): Rename to...
11156 (ix86_legitimize_address): ... this.
11157 * gcc/config/avr/avr.c (legitimize_address): Rename to...
11158 (avr_legitimize_address): ... this.
11159 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
11160 (mn10300_legitimize_address): ... this.
11161 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
11162 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
11163 (alpha_expand_mov): Adjust call.
11165 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
11166 * config/spu/spu.c (spu_legitimize_address): Likewise.
11167 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
11168 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
11170 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11172 * intl.c (locale_encoding, locale_utf8): New.
11173 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
11174 * intl.h (locale_encoding, locale_utf8): Declare.
11175 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
11176 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
11178 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
11180 (pp_tree_identifier): Define to call pp_base_tree_identifier.
11181 (pp_base_tree_identifier): Declare as function.
11182 (identifier_to_locale): Declare.
11183 * Makefile.in (pretty-print.o): Update dependencies.
11184 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
11186 2009-05-04 Richard Guenther <rguenther@suse.de>
11188 PR middle-end/40015
11189 * builtins.c (fold_builtin_memory_op): Do not decay to element
11190 type if the size matches the whole array.
11192 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11194 * expmed.c (synth_mult): When trying out a shift, pass the result
11197 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11199 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
11200 (shiftsub1_cost): New.
11201 (init_expmed): Compute shiftsub1_cost.
11202 (synth_mult): Optimize multiplications by constants of the form
11203 -(2^^m-1) for some constant positive integer m.
11205 2009-05-03 Richard Guenther <rguenther@suse.de>
11208 * c-typeck.c (array_to_pointer_conversion): Do not built
11209 ADDR_EXPRs of arrays of pointer-to-element type.
11210 * c-gimplify.c (c_gimplify_expr): Revert change fixing
11211 up wrong ADDR_EXPRs after-the-fact.
11212 * c-common.c (strict_aliasing_warning): Strip pointer
11213 conversions for obtaining the original type.
11214 * builtins.c (fold_builtin_memset): Handle array types.
11215 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
11218 2009-05-03 Richard Guenther <rguenther@suse.de>
11220 PR middle-end/23329
11221 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
11222 Do not lose casts from array types with unknown extent to array
11223 types with known extent.
11224 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
11225 alias set compatibility.
11227 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
11229 * flags.h (extra_warnings): Delete.
11230 * toplev.c (process_options): Handle Wuninitialized here.
11231 * opts.c (extra_warnings): Delete.
11232 (set_Wextra): Delete.
11233 (common_handle_option): -Wextra can be handled automatically.
11234 * c-opts.c (c_common_handle_option): Delete obsolete code.
11235 (c_common_post_options): Simplify comment.
11236 * common.opt (W): Add Var.
11238 (Wuninitialized): Initialize to -1.
11240 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
11241 Richard Guenther <rguenther@suse.de>
11243 * expr.c (get_def_for_expr): New function.
11244 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
11245 SSA rather than trees.
11246 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
11247 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
11249 2009-05-03 Joseph Myers <joseph@codesourcery.com>
11251 * c-common.c (reswords): Add _Imaginary.
11252 * c-common.c (enum rid): Add RID_IMAGINARY.
11254 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
11256 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
11257 Patch by Richard Guenther.
11259 2009-05-03 Anatoly Sokolov <aesok@post.ru>
11261 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
11262 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11263 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
11264 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
11265 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
11266 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
11267 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
11268 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
11269 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
11270 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
11271 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
11272 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
11273 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
11274 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
11275 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
11276 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
11277 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
11278 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
11280 2009-05-02 Richard Guenther <rguenther@suse.de>
11282 PR tree-optimization/39940
11283 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
11286 2009-05-02 Richard Guenther <rguenther@suse.de>
11288 PR middle-end/40001
11289 * tree-ssa.c (execute_update_addresses_taken): Properly check
11290 if we can mark a variable DECL_GIMPLE_REG_P.
11291 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
11292 back to the end of the function.
11293 (is_gimple_reg_type): Remove complex type special casing.
11294 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
11297 2009-05-02 Ben Elliston <bje@au.ibm.com>
11299 * doc/collect2.texi (Collect2): Document search path behaviour
11300 when configured with --with-ld.
11302 2009-05-02 Jan Hubicka <jh@suse.cz>
11304 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
11305 parameter; update callers.
11306 (coalesce_cost_edge): EH edges are costier because they needs
11307 splitting even if not critical and even more costier when there are
11308 multiple EH predecestors.
11310 2009-05-02 Jan Hubicka <jh@suse.cz>
11312 * except.c (remove_eh_handler_and_replace): Handle updating after
11313 removing TRY blocks.
11315 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
11317 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
11319 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
11321 * varasm.c: Do not include c-pragma.h.
11322 * attribs.c: Do not incude c-common.h.
11324 2009-05-01 Michael Matz <matz@suse.de>
11326 * calls.c (initialize_argument_information): Handle SSA names like
11327 decls with a non MEM_P DECL_RTL.
11329 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11331 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
11332 * ipa-utils.c: Likewise.
11333 * ipa-type-escape.c: Likewise.
11334 * cgraphunit.c Do not include c-common.h.
11335 * ipa-pure-const.c: Likewise.
11336 * tree-if-conv.c: Likewise.
11337 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
11338 * ipa-struct-reorg.c: Likewise.
11339 * tree-nomudflap.c: Likewise.
11340 * tree-ssa-structalias.c: Likewise.
11342 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11344 * store-motion.c: Many cleanups to make this pass a first-class
11345 citizen instead of an appendix to gcse load motion. Add TODO list
11346 to make this pass faster/cleaner/better.
11348 (struct ls_expr): Post gcse.c-split cleanups.
11349 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
11350 "stores" field to "avail_stores".
11351 (pre_ldst_mems): Rename to store_motion_mems.
11352 (pre_ldst_table): Rename to store_motion_mems_table.
11353 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
11354 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
11355 (ldst_entry): Rename to st_expr_entry, update users.
11356 (free_ldst_entry): Rename to free_st_expr_entry, update users.
11357 (free_ldst_mems): Rename to free_store_motion_mems, update users.
11358 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
11360 (first_ls_expr): Rename to first_st_expr, update users.
11361 (next_ls_expr): Rename to next_st_expr, update users.
11362 (print_ldst_list): Rename to print_store_motion_mems. Print names of
11363 fields properly for store motion instead of names inherited from load
11365 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
11366 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
11369 (ae_kill): Rename to st_kill, update users.
11370 (ae_gen): Rename to st_avloc, update users.
11371 (transp): Rename to st_transp, update users.
11372 (pre_insert_map): Rename to st_insert_map, update users.
11373 (pre_delete_map): Rename to st_delete_map, update users.
11374 (insert_store, build_store_vectors, free_store_memory,
11375 one_store_motion_pass): Update for abovementioned changes.
11377 (gcse_subst_count, gcse_create_count): Remove.
11378 (one_store_motion_pass): New statistics counters "n_stores_deleted"
11379 and "n_stores_created", local variables.
11381 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
11384 (regvec, compute_store_table_current_insn): Remove.
11385 (reg_set_info, reg_clear_last_set): Remove.
11386 (compute_store_table): Use DF caches instead of local dataflow
11389 2009-05-01 Joseph Myers <joseph@codesourcery.com>
11391 * c-objc-common.c (c_tree_printer): Print identifiers with
11392 pp_identifier, not pp_string. Mark "({anonymous})" for
11394 * c-pretty-print.c (pp_c_ws_string): New.
11395 (pp_c_cv_qualifier, pp_c_type_specifier,
11396 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
11397 pp_c_storage_class_specifier, pp_c_function_specifier,
11398 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
11399 pp_c_primary_expression, pp_c_postfix_expression,
11400 pp_c_unary_expression, pp_c_shift_expression,
11401 pp_c_relational_expression, pp_c_equality_expression,
11402 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
11403 use pp_string and pp_c_ws_string in place of pp_identifier and
11404 pp_c_identifier for non-identifiers. Mark English strings for
11406 * c-pretty-print.h (pp_c_ws_string): Declare.
11408 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
11409 Roland McGrath <roland@redhat.com>
11411 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
11412 (ENABLE_LD_BUILDID): New configuration option.
11413 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
11414 (LINK_BUILDID_SPEC): New macro.
11415 (init_spec): If defined, prepend it between LINK_EH_SPEC and
11417 * doc/install.texi: Document --enable-linker-build-id option.
11418 * configure: Rebuild.
11419 * config.in: Rebuild.
11421 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
11423 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
11424 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
11425 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
11426 MIPS_GP_SAVE_AREA_SIZE.
11427 * config/mips/mips.c (struct mips_frame_info): Update comment
11428 before arg_pointer_offset and hard_frame_pointer_offset.
11429 (mips_compute_frame_info): Update diagram before function: to
11430 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
11431 indicate the position of frame_pointer_rtx with -fstack-protector and
11432 to show args_size. Don't allocate cprestore area for leaf functions
11433 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
11435 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
11437 2009-04-30 Michael Matz <matz@suse.de>
11439 PR tree-optimization/39955
11440 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
11442 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
11444 * ira.c (setup_cover_and_important_classes): Use safe macro
11445 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
11447 * genpreds.c (write_tm_preds_h): Output suitable definition of
11448 REG_CLASS_FOR_CONSTRAINT.
11450 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11452 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
11454 * bitmap.c (bitmap_descriptor): Likewise.
11455 * ggc-common.c (loc_descriptor): Likewise.
11456 * varray.c (varray_descriptor): Likewise.
11457 * vec.c (vec_descriptor): Likewise.
11459 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
11461 * Makefile.in (dce.o): Add $(EXCEPT_H).
11462 * dce.c: Include except.h and delete redundant vector definitions.
11463 (deletable_insn_p): Return false for non-call insns that can throw
11466 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
11468 * gcse.c (ae_gen): Remove.
11469 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
11470 and make non-static function to make it available in store-motion.c.
11471 Update call sites with search-and-replace.
11472 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
11473 extract_mentioned_regs, extract_mentioned_regs_helper,
11474 find_moveable_store, compute_store_table, load_kills_store, find_loads,
11475 store_killed_in_insn, store_killed_after, store_killed_before,
11476 build_store_vectors, insert_insn_start_basic_block, insert-store,
11477 remove_reachable_equiv_notes, replace_store_insn, delete_store,
11478 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
11479 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
11480 * store-motion.c: ...new file. Also copy data structures from gcse.c
11481 and clean up to remove parts not used by store motion.
11482 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
11483 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
11485 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11488 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
11489 when optimizing for size.
11491 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
11493 * gcse.c (gcse_constant_p): Fix typo in last change.
11495 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11497 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
11499 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
11501 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
11503 2009-04-29 James E. Wilson <wilson@codesourcery.com>
11505 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
11506 CONST_HIGH_PART result.
11508 2009-04-29 Anatoly Sokolov <aesok@post.ru>
11510 * config/avr/avr.c (initial_elimination_offset): Rename to
11511 avr_initial_elimination_offset.
11512 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
11513 change return type to bool.
11514 (avr_can_eliminate): New function.
11515 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
11516 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
11517 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
11518 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
11519 avr_initial_elimination_offset.
11520 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
11521 (avr_initial_elimination_offset): Define.
11523 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
11524 Steven Bosscher <steven@gcc.gnu.org>
11526 PR rtl-optimization/39938
11527 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
11528 * cfgrtl.c: Include insn-attr.h.
11529 (rest_of_pass_free_cfg): New function.
11530 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
11531 * resource.c (init_resource_info): Remove call to df_analyze.
11533 2009-04-29 Richard Guenther <rguenther@suse.de>
11536 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
11537 allow conversion to signed integers.
11539 2009-04-29 Richard Guenther <rguenther@suse.de>
11541 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
11542 shifts of floating point vectors if the shift amount is
11543 a constant multiple of the element size.
11545 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
11546 Michael Matz <matz@suse.de>
11548 PR middle-end/39927
11550 * tree-outof-ssa.c (emit_partition_copy): New function.
11551 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
11552 insert_part_to_rtx_on_edge): Perform the partition base var
11553 copy using emit_partition_copy.
11554 (insert_value_copy_on_edge): Convert constants to the right mode.
11555 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
11556 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
11558 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11560 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
11561 scan backwards to try to find a constant to initialize it.
11563 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
11564 insn before the loop_end instruction, don't look past labels.
11566 2009-04-29 Richard Guenther <rguenther@suse.de>
11568 PR middle-end/39937
11569 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
11570 loose type conversions.
11571 (forward_propagate_addr_expr): Fix tuplification bug. Remove
11572 stmts only if there are no uses of its definition.
11574 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11576 * config/bfin/bfin.h (splitting_loops): Declare.
11577 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
11578 Reorder bit definitions to be ascending.
11579 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
11580 * config/bfin/bfin.c (splitting_loops): New variable.
11581 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
11582 (struct loop_info): Remove members INIT and LOOP_INIT.
11583 (bfin_optimize_loop): Don't set them. Reorder the code that generates
11584 the LSETUP sequence. Allow LC to be loaded from any register, but
11585 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
11586 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
11588 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
11589 of reload_completed.
11592 * config/bfin/bfin.md (movsi_insn): Refine constraints.
11594 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
11596 * Makefile.in (PLUGIN_VERSION_H): New.
11597 (OBJS-common): Remove plugin-version.o.
11598 (plugin.o): Depend on (PLUGIN_VERSION_H).
11599 (plugin-version.o): Remove.
11600 * configure: Regenerate
11601 * configure.ac: Create plugin-version.h.
11602 * gcc-plugin.h (plugin_gcc_version): Remove.
11603 (plugin_default_version_check): Change signature.
11604 * plugin-version.c: Remove.
11605 * plugin.c: Include plugin-version.h.
11606 (str_plugin_gcc_version_name): Remove.
11607 (try_init_one_plugin): Pass gcc version to plugin_init.
11608 (plugin_default_version_check): Both gcc and plugin versions are now
11611 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11613 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
11614 problematic last insns. Test for TYPE_CALL rather than CALL_P.
11615 Remove special case testing for last insn of inner loops. Don't fail
11616 if the loop ends with a jump, emit an extra nop instead.
11618 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
11619 DREGS rather than comparing directly. Remove code that tries to
11620 account for latencies.
11622 2009-04-29 Richard Guenther <rguenther@suse.de>
11624 PR tree-optimization/39941
11625 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
11626 eliminating an indirect call.
11628 2009-04-29 Richard Guenther <rguenther@suse.de>
11630 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
11631 parameter. Allow invariants as base if !require_lvalue.
11632 (verify_gimple_assign_single): Adjust.
11634 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11636 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
11637 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
11638 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
11639 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
11640 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
11642 * config/bfin/bfin.c (bfin_expand_builtin,
11643 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
11645 2009-04-28 Richard Guenther <rguenther@suse.de>
11647 * tree-vect-loop.c (get_initial_def_for_induction): Use
11648 correct types for pointer increment.
11650 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11652 * toplev.c (print_version): Update GMP version string calculation.
11654 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
11656 PR rtl-optimization/39938
11657 * resource.c (init_resource_info): Add call to df_analyze.
11659 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11661 * config/alpha/alpha.md (usegp): Cast the result of
11662 alpha_find_lo_sum_using_gp to enum attr_usegp.
11663 * config/alpha/alpha.c (override_options): Remove end-of-structure
11664 marker element from cpu_table. Use array size of cpu_table to handle
11665 -mcpu and -mtune options.
11666 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
11668 2009-04-28 Joseph Myers <joseph@codesourcery.com>
11670 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
11671 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
11672 tune_32 and tune_64.
11673 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
11674 support on PowerPC.
11675 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
11676 * config/rs6000/option-defaults.h: ... here. New file.
11677 (OPT_64, OPT_32): Define.
11678 (MASK_64BIT): Define to 0 if not already defined.
11679 (OPT_ARCH64, OPT_ARCH32): Define.
11680 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
11683 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11685 * config/arm/arm.c (arm_override_options): Emit error on using
11688 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11690 PR rtl-optimization/39914
11691 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
11692 registers for allocnos created from user-defined variables only
11693 when not optimizing.
11695 2009-04-28 Richard Guenther <rguenther@suse.de>
11697 PR middle-end/39937
11698 * fold-const.c (fold_binary): Use distribute_real_division only
11701 2009-04-28 Steve Ellcey <sje@cup.hp.com>
11703 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
11704 add hpux-stdint.h to tm_file.
11705 (hppa[12]*-*-hpux11*): Ditto.
11706 (ia64*-*-hpux*): Ditto.
11707 * config/hpux-stdint.h: New.
11708 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
11709 __STDC_EXT__ for all compiles.
11710 * config/pa/pa-hpux.h: Ditto.
11711 * config/pa/pa-hpux10.h: Ditto.
11712 * config/pa/pa-hpux11.h: Ditto.
11714 2009-04-28 Catherine Moore <clm@codesourcery.com>
11716 * debug.h (set_name): Add comment.
11718 2009-04-28 Andrew Pinski <pinskia@gmail.com>
11721 * config/darwin.c (machopic_gen_offset): Check
11722 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
11723 * config/arm/arm.c (require_pic_register): Likewise.
11725 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
11727 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
11728 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
11729 m32c_promote_prototypes): Delete.
11731 2009-04-28 Michael Matz <matz@suse.de>
11733 PR middle-end/39922
11734 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
11737 2009-04-28 Richard Guenther <rguenther@suse.de>
11739 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
11741 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11743 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
11744 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
11745 * config/arm/arm-tune.md: Regenerate.
11747 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
11749 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
11750 block if there are complex incoming edges.
11751 (sel_merge_blocks): Remove useless assert.
11752 (sel_redirect_edge_and_branch): Check that edge was redirected.
11753 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
11754 (sel_find_rgns): Delete declaration.
11755 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
11756 the region when it is not a preheader.
11758 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11761 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
11763 2009-04-28 Richard Guenther <rguenther@suse.de>
11765 * tree.h (SSA_NAME_VALUE): Remove.
11766 (struct tree_ssa_name): Remove value_handle member.
11767 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
11768 array for jump threading.
11769 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
11771 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
11772 * tree-flow.h (threadedge_initialize_values): Declare.
11773 (threadedge_finalize_values): Likewise.
11774 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
11775 (SSA_NAME_VALUE): Define.
11776 (threadedge_initialize_values): New function.
11777 (threadedge_finalize_values): Likewise.
11778 * tree-ssa-dom.c (ssa_name_values): New global variable.
11779 (SSA_NAME_VALUE): Define.
11780 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
11782 2009-04-28 Ira Rosen <irar@il.ibm.com>
11784 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
11785 Use REPORT_VECTORIZED_LOCATIONS instead
11786 REPORT_VECTORIZED_LOOPS.
11787 * tree-vectorizer.c (vect_verbosity_level): Make static.
11788 (vect_loop_location): Rename to vect_location.
11789 (vect_set_verbosity_level): Update comment.
11790 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
11792 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
11793 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
11794 instead REPORT_UNVECTORIZED_LOOPS.
11795 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
11796 and vect_loop_def to vect_external_def and vect_internal_def.
11797 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
11798 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
11799 REPORT_UNVECTORIZED_LOCATIONS.
11800 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
11801 and vect_used_in_loop and to vect_unused_in_scope and
11802 vect_used_in_scope.
11803 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
11804 (vect_verbosity_level): Remove declaration.
11805 (vect_analyze_operations): Likewise.
11806 (vect_analyze_stmt): Declare.
11807 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
11808 REPORT_UNVECTORIZED_LOCATIONS.
11809 (vect_get_loop_niters): Fix indentation.
11810 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
11811 (vect_analyze_loop_operations): New function.
11812 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
11813 vect_analyze_operations.
11814 (vect_is_simple_reduction): Use new names.
11815 (vectorizable_live_operation, vect_transform_loop): Likewise.
11816 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
11817 to specify whether the data references can be a part of interleaving
11819 (vect_analyze_data_ref_dependence): Use new names.
11820 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
11821 (vect_create_addr_base_for_vector_ref): Remove redundant code.
11822 * tree-vect-patterns.c (widened_name_p): Use new names.
11823 (vect_recog_dot_prod_pattern): Likewise.
11824 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
11825 (process_use, vect_mark_stmts_to_be_vectorized,
11826 vect_model_simple_cost, vect_model_store_cost,
11827 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
11828 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
11829 vectorizable_operation, vectorizable_type_demotion,
11830 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
11831 vectorizable_condition): Likewise.
11832 (vect_analyze_operations): Split into vect_analyze_loop_operations
11834 (vect_analyze_stmt): ... new function.
11835 (new_stmt_vec_info): Use new names.
11836 (vect_is_simple_use): Use new names and fix comment.
11837 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
11838 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
11840 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11843 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
11844 and integer modes for x87 operands. Do not ICE for unsupported size,
11845 generate error instead. Generate error for unsupported operand types.
11846 ['z']: Do not handle HImode memory operands specially. Warning
11847 for floating-point operands. Fallthru to 'Z' for unsupported operand
11848 types. Do not ICE for unsupported size, generate error instead.
11849 (output_387_binary_op): Use %Z to output operands.
11850 (output_fp_compare): Ditto.
11851 (output_387_reg_move): Ditto.
11853 2009-04-28 Ben Elliston <bje@au.ibm.com>
11858 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11860 * builtins.c (c_strlen): Do not warn here.
11861 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
11862 * c-common.c (pointer_int_sum): Take an explicit location.
11863 Warn about offsets out of bounds.
11864 * c-common.h (pointer_int_sum): Adjust declaration.
11866 2009-04-27 Ian Lance Taylor <iant@google.com>
11868 * collect2.c (is_ctor_dtor): Change type of ret field in struct
11870 * dce.c (run_fast_df_dce): Change type of old_flags to int.
11871 * df-core.c (df_set_flags): Change return type to int. Change
11872 type of old_flags to int.
11873 (df_clear_flags): Likewise.
11874 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
11875 (df_get_conditional_uses): Likewise.
11876 * df.h (df_set_flags, df_clear_flags): Update declarations.
11877 * dwarf2out.c (struct indirect_string_node): Change type of form
11878 field to enum dwarf_form.
11879 (AT_string_form): Change return type to enum dwarf_form.
11880 * fixed-value.c (fixed_compare): Add cast to enum type.
11881 * fwprop.c (update_df): Change 0 to VOIDmode.
11882 * gensupport.c: Change 0 to UNKNOWN.
11883 * gimple.h (gimple_cond_code): Add cast to enum type.
11884 * haifa-sched.c (reemit_notes): Add cast to enum type.
11885 * hooks.c (hook_int_void_no_regs): Remove function.
11886 * hooks.h (hook_int_void_no_regs): Remove declaration.
11887 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
11888 * predict.c (combine_predictions_for_insn): Add casts to enum type.
11889 * real.c (real_arithmetic): Add cast to enum type.
11890 (real_compare): Likewise.
11891 * target.h (struct gcc_target): Change return type of
11892 branch_target_register_class to enum reg_class.
11893 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
11894 default_branch_target_register_class.
11895 * targhooks.c (default_branch_target_register_class): New function.
11896 * targhooks.h (default_branch_target_register_class): Declare.
11897 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
11898 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
11900 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
11902 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
11903 vect_uninitialized_def. Change 0 to ERROR_MARK.
11904 * tree-vect-stmts.c (supportable_widening_operation): Don't
11905 initialize icode1 and icode2.
11906 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
11907 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
11909 (cmn_err_flag_specs): Change 0 to STD_C89.
11910 (cmn_err_char_table): Likewise.
11911 * config/arm/arm.c (get_arm_condition_code): Change type of code
11912 to enum arm_cond_code.
11913 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
11914 (IWMMXT_BUILTIN2): Likewise.
11915 (neon_builtin_type_bits): Don't define typedef.
11916 (neon_builtin_datum): Change type of bits field to int.
11917 (arm_expand_neon_args): Add cast to enum type.
11918 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
11920 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
11921 casts to enum type.
11922 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
11924 * config/mips/mips.md (jal_macro): Return enum constant.
11925 (single_insn): Likewise.
11926 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
11928 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
11929 casts to enum type.
11930 * config/s390/s390.c (s390_tune_flags): Change type to int.
11931 (s390_arch_flags): Likewise.
11932 (s390_handle_arch_option): Change flags field of struct pta to int.
11933 * config/s390/s390.h (s390_tune_flags): Update declaration.
11934 (s390_arch_flags): Likewise.
11935 * config/sh/sh.c (prepare_move_operands): Compare
11936 tls_symbolic_operand result with enum constant.
11937 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
11938 (sh_expand_prologue): Add cast to enum type.
11939 (sh_expand_epilogue): Likewise.
11940 (tls_symbolic_operand): Change return type to enum tls_model.
11941 (fpscr_set_from_mem): Add cast to enum type.
11942 (legitimize_pic_address): Compare tls_symbolic_operand result with
11944 (sh_target_reg_class): Change return type to enum reg_class.
11945 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
11947 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
11948 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
11949 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
11950 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
11951 (delayed_branch, tls_call_delay): Likewise.
11952 (eligible_for_sibcall_delay): Likewise.
11953 (eligible_for_return_delay): Likewise.
11954 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
11955 (spu_expand_builtin_1): Likewise.
11957 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
11958 for all types of conversions.
11959 (output_init_element): Issue -Wc++-compat warning if needed when
11960 initializing a bitfield with enum type.
11961 * c-parser.c (c_parser_expression): Set original_type to
11962 original_type of right hand operand of comman operator.
11964 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11966 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
11968 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
11969 * doc/cpp.texi (Standard Predefined Macros)
11970 (Implementation-defined behavior): Likewise.
11971 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
11972 * doc/gimple.texi (GIMPLE Exception Handling)
11973 (@code{GIMPLE_ASSIGN}): Likewise.
11974 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
11975 * doc/invoke.texi (Warning Options, Optimize Options)
11976 (AVR Options, Darwin Options): Likewise.
11977 (Optimize Options): Reformulate -fwhole-program description.
11978 * doc/loop.texi (Lambda): Likewise.
11979 * doc/md.texi (Output Template, Define Constraints)
11980 (Standard Names, Insn Splitting): Likewise.
11981 * doc/options.texi (Option properties): Likewise.
11982 * doc/passes.texi (Tree-SSA passes): Likewise.
11983 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
11984 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
11985 (File Names and DBX): Likewise.
11986 * doc/trouble.texi (Incompatibilities): Likewise.
11988 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11990 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
11991 instruction is correct.
11993 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11995 Allow non-constant arguments to conversion intrinsics.
11996 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
11997 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
11998 * spu.c (print_operand): Handle 'v' and 'w'.
11999 (exp2_immediate_p, spu_gen_exp2): Define.
12000 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
12001 spu_convtf_1): Update parameter descriptions.
12002 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
12003 * constraints.md ('v', 'w'): New.
12004 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
12006 (i2f, I2F): New define_mode_attr.
12007 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
12008 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
12009 fixuns_truncv4sfv4si2): Update to use mode attribute.
12010 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
12011 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
12012 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
12013 patterns for combine.
12015 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
12017 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
12018 (cprop, hoist, pre, store_motion): New debug counters.
12019 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
12020 is not an RTL pass anymore.
12021 (pass_profiling): Remove extern decl for pass removed in 2005.
12022 (pass_gcse, pass_jump_bypass): Remove.
12023 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
12024 to 0 for clean state.
12025 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
12026 * cse.c (gate_handle_cse_after_global_opts,
12027 rest_of_handle_cse_after_global_opts): New functions.
12028 (pass_cse_after_global_opts): New pass, does local CSE.
12029 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
12030 (TV_CPROP): New timevar.
12031 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
12032 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
12033 (gcse_main, recompute_all_luids): Remove.
12034 (compute_hash_table_work): Call max_reg_num instead of reading
12036 (cprop_jump): Don't set run_jump_opt_after_gcse.
12037 (constprop_register): Always allow to alter jumps.
12038 (cprop_insn): Likewise.
12039 (do_local_cprop): Likewise.
12040 (local_cprop_pass): Likewise. Return non-zero if something changed.
12041 (cprop): Remove function, fold interesting bits into one_cprop_pass.
12042 (find_implicit_sets): Add note about missed optimization opportunity.
12043 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
12044 pass_rtl_cprop execute function.
12045 Don't bother tracking the pass number, each pass gets its own dumpfile
12047 Always allow to alter jumpsand bypass jumps.
12048 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
12049 will just find no suitable set.
12050 (pre_edge_insert): Fix dumping, this function is for PRE only.
12051 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
12052 pass_rtl_pre execute function.
12053 (hoist_code): Return non-zero if something changed. Keep track of
12054 substitutions and insertions for statistics gathering similar to PRE.
12055 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
12056 called from the pass_rtl_hoist execute function. Show pass statistics.
12057 (compute_store_table): Use max_reg_num directly instead of using the
12058 formerly global max_gcse_regno.
12059 (build_store_vectors): Likewise.
12060 (replace_store_insn): Fix dumping.
12061 (store_motion): Rename to ...
12062 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
12063 pass, called from the pass_rtl_store_motion execute function. Keep
12064 track of substitutions and insertions for statistics gathering similar
12066 (bypass_jumps): Remove, fold interesting bits into ...
12067 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
12068 from the pass_rtl_cprop execute function.
12069 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
12070 pass_jump_bypass): Remove.
12071 (gate_handle_gcse, rest_of_handle_gcse): Remove.
12072 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
12073 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
12074 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
12075 (gate_rtl_store_motion, execute_rtl_store_motion,
12076 pass_rtl_store_motion): New.
12077 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
12078 make it clear that -fcse-skip-blocks is a no-op for backward compat.
12079 * passes.c (init_optimization_passes): Remove pass_gcse and
12080 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
12081 and cse_after_global_opts in place of pass_gcse. Schedule cprop
12082 instead of pass_jump_bypass.
12084 2009-04-27 Richard Guenther <rguenther@suse.de>
12086 PR middle-end/39928
12087 * gimplify.c (gimplify_expr): If we are required to create
12088 a temporary make sure it ends up as register.
12090 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
12093 * config/i386/i386.c (construct_container): Don't call
12094 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
12095 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
12097 2009-04-27 Michael Matz <matz@suse.de>
12099 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
12100 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
12101 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
12102 (dump_replaceable_exprs): Take a bitmap.
12103 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
12105 (expand_gimple_basic_block): Likewise.
12106 * tree-ssa-ter.c (struct temp_expr_table_d): Make
12107 replaceable_expressions member a bitmap.
12108 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
12109 (mark_replaceable): Likewise.
12110 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
12111 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
12113 2009-04-27 Richard Guenther <rguenther@suse.de>
12115 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
12116 (verify_stmts): Dispatch to gimple/type verification code.
12117 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
12118 issue with call argument types.
12120 2009-04-27 Michael Matz <matz@suse.de>
12122 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
12123 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
12126 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
12127 Eric Botcazou <ebotcazou@adacore.com>
12129 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
12130 a label's basic block.
12131 (mark_target_live_regs): Tidy and rework obsolete comments.
12132 Change back DF problem to LIVE. If a label starts a basic block,
12133 assume that all registers that used to be live then still are.
12134 (init_resource_info): If a label starts a basic block, set its
12135 BLOCK_FOR_INSN accordingly.
12136 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
12138 2009-04-27 Richard Guenther <rguenther@suse.de>
12140 * tree-flow-inline.h (function_ann): Remove.
12141 (get_function_ann): Likewise.
12142 * tree-dfa.c (create_function_ann): Remove.
12143 * tree-flow.h (struct static_var_ann_d): Remove.
12144 (struct function_ann_d): Likewise.
12145 (union tree_ann_d): Remove fdecl member.
12146 (function_ann_t): Remove.
12147 (function_ann, get_function_ann, create_function_ann): Remove
12150 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
12152 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
12154 2009-04-27 Jan Hubicka <jh@suse.cz>
12156 * ipa-pure-const.c (struct funct_state_d): New fields
12157 state_previously_known, looping_previously_known; remove
12158 state_set_in_source.
12159 (analyze_function): Use new fields.
12160 (propagate): Avoid assumption that state_set_in_source imply
12163 * tree-ssa-loop-niter.c (finite_loop_p): New function.
12164 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
12165 * cfgloop.h (finite_loop_p): Declare.
12167 2009-04-26 Michael Matz <matz@suse.de>
12169 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
12171 2009-04-26 Michael Matz <matz@suse.de>
12173 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
12174 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
12175 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
12176 pass_mark_used_blocks): Remove.
12177 * tree-optimize.c (pass_free_datastructures,
12178 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
12179 * passes.c (init_optimization_passes): Don't call
12180 pass_mark_used_blocks, remove dead code.
12182 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
12184 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
12185 * tree-ssa-live.h (register_ssa_partition): Likewise.
12187 2009-04-26 Michael Matz <matz@suse.de>
12190 * builtins.c (fold_builtin_next_arg): Handle SSA names.
12191 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
12192 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
12194 (compare_pairs): Swap cost comparison.
12195 (coalesce_ssa_name): Don't use change_partition_var.
12196 * tree-nrv.c (struct nrv_data): Add modified member.
12197 (finalize_nrv_r): Set it.
12198 (tree_nrv): Use it to update statements.
12199 (pass_nrv): Require PROP_ssa.
12200 * tree-mudflap.c (mf_decl_cache_locals,
12201 mf_build_check_statement_for): Use make_rename_temp.
12202 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
12203 * alias.c (find_base_decl): Handle SSA names.
12204 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
12205 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
12206 * rtl.h (set_reg_attrs_for_parm): Declare.
12207 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
12208 to "optimized", remove unused locals at finish.
12209 (execute_free_datastructures): Make global, call
12210 delete_tree_cfg_annotations.
12211 (execute_free_cfg_annotations): Don't call
12212 delete_tree_cfg_annotations.
12214 * ssaexpand.h: New file.
12215 * expr.c (toplevel): Include ssaexpand.h.
12216 (expand_assignment): Handle SSA names the same as register variables.
12217 (expand_expr_real_1): Expand SSA names.
12218 * cfgexpand.c (toplevel): Include ssaexpand.h.
12219 (SA): New global variable.
12220 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
12221 (SSAVAR): New macro.
12222 (set_rtl): New helper function.
12223 (add_stack_var): Deal with SSA names, use set_rtl.
12224 (expand_one_stack_var_at): Likewise.
12225 (expand_one_stack_var): Deal with SSA names.
12226 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
12227 before unique numbers.
12228 (expand_stack_vars): Use set_rtl.
12229 (expand_one_var): Accept SSA names, add asserts for them, feed them
12230 to above subroutines.
12231 (expand_used_vars): Expand all partitions (without default defs),
12232 then only the local decls (ignoring those expanded already).
12233 (expand_gimple_cond): Remove edges when jumpif() expands an
12234 unconditional jump.
12235 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
12236 or remove abnormal edges. Ignore insns setting the LHS of a TERed
12238 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
12239 members of SA; deal with PARM_DECL partitions here; expand
12240 all PHI nodes, free tree datastructures and SA. Commit instructions
12241 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
12242 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
12243 info and statements at start, collect garbage at finish.
12244 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
12245 (VAR_ANN_PARTITION) Remove.
12246 (change_partition_var): Don't declare.
12247 (partition_to_var): Always return SSA names.
12248 (var_to_partition): Only accept SSA names.
12249 (register_ssa_partition): Only check argument.
12250 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
12252 (delete_var_map): Don't free it.
12253 (var_union): Only accept SSA names, simplify.
12254 (partition_view_init): Mark only useful SSA names as used.
12255 (partition_view_fini): Only deal with SSA names.
12256 (change_partition_var): Remove.
12257 (dump_var_map): Use ssa_name instead of partition_to_var member.
12258 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
12260 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
12261 (struct _elim_graph): New member const_dests; nodes member vector of
12263 (set_location_for_edge): New static helper.
12264 (create_temp): Remove.
12265 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
12266 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
12267 (new_elim_graph): Allocate const_dests member.
12268 (clean_elim_graph): Truncate const_dests member.
12269 (delete_elim_graph): Free const_dests member.
12270 (elim_graph_size): Adapt to new type of nodes member.
12271 (elim_graph_add_node): Likewise.
12272 (eliminate_name): Likewise.
12273 (eliminate_build): Don't take basic block argument, deal only with
12274 partition numbers, not variables.
12275 (get_temp_reg): New static helper.
12276 (elim_create): Use it, deal with RTL temporaries instead of trees.
12277 (eliminate_phi): Adjust all calls to new signature.
12278 (assign_vars, replace_use_variable, replace_def_variable): Remove.
12279 (rewrite_trees): Only do checking.
12280 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
12281 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
12282 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
12283 contains_tree_r, MAX_STMTS_IN_LATCH,
12284 process_single_block_loop_latch, analyze_edges_for_bb,
12285 perform_edge_inserts): Remove.
12286 (expand_phi_nodes): New global function.
12287 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
12288 functions, initialize new parameter, remember partitions having a
12290 (finish_out_of_ssa): New global function.
12291 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
12292 don't reset in_ssa_p here, don't disable TER when mudflap.
12293 (pass_del_ssa): Remove.
12294 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
12296 (execute_free_datastructures): Declare.
12297 * Makefile.in (SSAEXPAND_H): New variable.
12298 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
12299 * basic-block.h (commit_one_edge_insertion): Declare.
12300 * passes.c (init_optimization_passes): Move pass_nrv and
12301 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
12302 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
12303 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
12304 (redirect_branch_edge): Deal with super block when expanding, split
12305 out jump patching itself into ...
12306 (patch_jump_insn): ... here, new static helper.
12308 2009-04-26 Michael Matz <matz@suse.de>
12310 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
12311 beyond num_ssa_names.
12312 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
12313 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
12315 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12317 PR inline-asm/39543
12318 * fwprop.c (forward_propagate_asm): New function.
12319 (forward_propagate_and_simplify): Propagate also into __asm, if it
12320 doesn't increase the number of referenced registers.
12323 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
12325 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12327 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
12328 note_nonlocal_vla_type for nonlocal VLAs.
12329 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
12330 contains_remapped_vars, remap_vla_decls): New functions.
12331 (convert_nonlocal_reference_stmt): If not optimizing, call
12332 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
12333 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
12334 if it wasn't found in var_map.
12335 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
12336 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
12337 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
12339 * gimplify.c (nonlocal_vlas): New variable.
12340 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
12342 (gimplify_body): Create and destroy nonlocal_vlas.
12344 * dwarf2out.c (loc_descr_plus_const): New function.
12345 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
12346 mem_loc_descriptor, loc_descriptor_from_tree_1,
12347 descr_info_loc, gen_variable_die): Use it.
12349 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
12350 !TREE_STATIC VAR_DECLs.
12351 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
12352 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
12353 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
12354 DECL_BY_REFERENCE is valid.
12355 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
12356 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
12357 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
12358 Copy DECL_BY_REFERENCE.
12359 (struct nesting_copy_body_data): New type.
12360 (nesting_copy_decl): New function.
12361 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
12362 if they have variable length.
12364 2009-04-26 Michael Matz <matz@suse.de>
12366 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
12367 mark new temporaries for renaming.
12369 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12372 * c-decl.c (global_bindings_p): Return negative value.
12373 (c_variable_size): New. Based on variable_size from
12375 (grokdeclarator): Call c_variable_size not variable_size.
12377 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
12379 * config/i386/i386.c (print_operand) ['z']: Fix typo.
12381 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
12383 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
12384 Redefine it to just use mingw/include.
12385 (ASM_SPEC): Rules for -m32 and -m64.
12386 (LINK_SPEC): Use Likewise.
12387 (SPEC_32): New define.
12388 (SPEC_64): Likewise.
12389 (SUB_LINK_SPEC): Likewise.
12390 (MULTILIB_DEFAULTS): New define.
12391 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
12392 Add multilib options.
12393 (MULTILIB_DIRNAMES): Likewise.
12394 (MULTILIB_OSDIRNAMES): Likewise.
12395 (LIBGCC): Likewise.
12396 (INSTALL_LIBGCC): Likewise.
12398 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12401 * c-tree.h (enum c_inline_static_type): New.
12402 (record_inline_static): Declare.
12403 * c-decl.c (struct c_inline_static, c_inline_statics,
12404 record_inline_static, check_inline_statics): New.
12405 (pop_file_scope): Call check_inline_statics.
12406 (start_decl): Call record_inline_static instead of pedwarning
12407 directly for static in inline function.
12408 * c-typeck.c (build_external_ref): Call record_inline_static
12409 instead of pedwarning directly for static referenced in inline
12412 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
12414 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
12415 not new but only being rescanned.
12416 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
12417 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
12418 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
12419 record_set_info, compute_set, grealloc): Remove.
12420 (recompute_all_luids): New function.
12421 (gcse_main): Don't compute sets, and don't do related memory
12422 allocations/free-ing. If something changed before the end of the
12423 pass, update LUIDs using recompute_all_luids.
12424 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
12425 (free_gcse_mem): Don't free it either.
12426 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
12427 Use the df insn LUIDs.
12428 (load_killed_in_block): Likewise.
12429 (compute_hash_table_work): Don't compute reg_set_in_block.
12430 (compute_transp): Use DF_REG_DEF_CHAINs.
12431 (local_cprop_pass): Don't use compute_sets and related functions.
12432 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
12433 Use get_max_uid() instead of max_cuid.
12434 (insert_insn_end_basic_block, pre_insert_copy_insn,
12435 update_ld_motion_stores): Don't try to
12436 keep reg_set tables up to date.
12437 (pre_insert_copies): Use df insn LUIDs.
12438 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
12439 (reg_set_info): Don't use extra bitmap argument.
12440 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
12441 information to compute regs_set_in_block.
12442 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
12443 (bypass_jumps): Don't use compute_sets and friends.
12445 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12448 * opts.c (undocumented_msg): Do not leave blank even with
12451 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12453 * c-decl.c (build_enumerator): Allow values folding to integer
12454 constants but not integer constant expressions with a pedwarn if
12457 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12460 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
12461 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
12462 type is an integer constant.
12464 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12467 * config/i386/i386.c (print_operand) ['z']: Revert handling of
12470 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12473 * c-decl.c (grokdeclarator): Diagnose declarations of functions
12474 with variably modified return type and no storage class
12475 specifiers, except for the case of nested functions. Distinguish
12476 extern declarations of functions with variably modified return
12477 types from those of objects with variably modified types.
12479 2009-04-25 Jan Hubicka <jh@suse.cz>
12481 * tree.c (list_equal_p): New function.
12482 * tree.h (list_equal_p): Declare.
12483 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12484 basic_block_def, basic_block, const_basic_block): New.
12485 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
12486 (redirect_eh_edge): New function.
12487 (make_eh_edge_update_phi): EH edges are not abnormal.
12488 * except.c: Include tree-flow.h.
12489 (list_match): New function.
12490 (eh_region_replaceable_by_p): New function.
12491 (replace_region): New function.
12492 (hash_type_list): New function.
12493 (hash_eh_region): New function.
12494 (eh_regions_equal_p): New function.
12495 (merge_peers): New function.
12496 (remove_unreachable_regions): Verify EH tree when checking;
12498 (copy_eh_region_1): New function.
12499 (copy_eh_region): New function.
12500 (push_reachable_handler): New function.
12501 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
12502 regions without label but with live RESX.
12503 * except.h (redirect_eh_edge_to_label): New.
12504 * tree-flow.h (redirect_eh_edge): New.
12505 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12506 basic_block_def, basic_block, const_basic_block): Remove.
12507 * Makefile.in (except.o): Add dependency on tree-flow.h
12508 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
12509 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
12512 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
12515 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
12516 on the destination of memcpy.
12518 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
12520 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
12521 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
12522 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
12524 2009-04-25 Jan Hubicka <jh@suse.cz>
12526 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
12527 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
12528 to be reached by different label than left.
12529 (update_eh_edges): Update comment; remove edge_to_remove if possible
12530 and return true if suceeded.
12531 (cleanup_empty_eh): Accept sharing map; handle shared regions.
12532 (cleanup_eh): Compute sharing map.
12533 * except.c (remove_eh_handler_and_replace): Add argument if we should
12535 (remove_unreachable_regions): Update for label sharing.
12536 (label_to_region_map): Likewise.
12537 (get_next_region_sharing_label): New function.
12538 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
12540 (remove_eh_handler): Update.
12541 (remove_eh_region_and_replace_by_outer_of): New function.
12542 * except.h (struct eh_region): Add next_region_sharing_label.
12543 (remove_eh_region_and_replace_by_outer_of,
12544 get_next_region_sharing_label): Declare.
12545 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
12547 2009-04-25 Jan Hubicka <jh@suse.cz>
12549 * tree-cfg.c (split_critical_edges): Split also edges where we can't
12550 insert code even if they are not critical.
12552 2009-04-25 Jan Hubicka <jh@suse.cz>
12554 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12555 (gimple_can_remove_branch_p): EH edges won't remove branch by
12557 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
12558 updating of non-abnormal EH edges.
12559 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12560 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
12561 (split_critical_edges): Split also edges where emitting code on them
12562 will lead to splitting later.
12564 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12565 H.J. Lu <hongjiu.lu@intel.com>
12568 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
12569 the configured assembler supports fildq and fistpq mnemonics.
12570 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
12571 * configure: Regenerated.
12572 * config.in: Ditto.
12574 * config/i386/i386.c (print_operand): Handle 'Z'.
12575 ['z']: Remove handling of special fild/fist suffixes.
12576 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
12577 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
12578 suffix of fild insn.
12579 (*floatsi<mode>2_vector_mixed): Ditto.
12580 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
12581 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
12582 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
12583 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
12584 * config/i386/gas.h (GAS_MNEMONICS): Remove.
12586 2009-04-25 Ben Elliston <bje@au.ibm.com>
12588 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
12589 the source of a set operation.
12591 2009-04-25 Anatoly Sokolov <aesok@post.ru>
12593 * target.h (struct gcc_target): Add case_values_threshold field.
12594 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
12595 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
12596 * targhooks.c (default_case_values_threshold): New function.
12597 * targhooks.h (default_case_values_threshold): Declare function.
12598 * stmt.c (expand_case): Use case_values_threshold target hook.
12599 * expr.h (case_values_threshold): Remove declartation.
12600 * expr.c (case_values_threshold): Remove function.
12601 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
12603 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
12604 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12605 (avr_case_values_threshold): Declare as static.
12606 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
12608 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
12609 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12610 (mn10300_case_values_threshold): New function.
12612 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
12614 * ira.c (setup_cover_and_important_classes): Add enum cast.
12616 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
12618 * genpreds.c (write_enum_constraint_num): Output definition of
12619 CONSTRAINT_NUM_DEFINED_P macro.
12620 * ira.c (setup_cover_and_important_classes): Use
12621 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
12623 2009-04-24 DJ Delorie <dj@redhat.com>
12625 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
12626 __SH2A_SINGLE_ONLY__ also.
12628 2009-04-24 Steve Ellcey <sje@cup.hp.com>
12630 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
12631 (movdf_internal): Ditto.
12632 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
12633 SFmode and DFmode constants.
12634 (ia64_print_operand): Add 'G' format for printing
12635 floating point constants.
12637 2009-04-24 Richard Guenther <rguenther@suse.de>
12639 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
12640 from unsigned additions.
12642 2009-04-24 Joseph Myers <joseph@codesourcery.com>
12644 * c-typeck.c (set_init_index): Allow array designators that are
12645 not integer constant expressions with a pedwarn if pedantic.
12647 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
12649 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
12650 zero if no overlap in nonzero bits between the operands.
12652 2009-04-24 Ian Lance Taylor <iant@google.com>
12654 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
12655 (record_dead_and_set_regs): Likewise.
12656 * df.h (struct df_mw_hardreg): Change flags field to int.
12657 (struct df_base_ref): Likewise.
12658 (struct df): Change changeable_flags field to int.
12659 * df-scan.c (df_defs_record): Change clobber_flags to int.
12660 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
12661 constants rather than #define macros.
12662 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
12663 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
12664 (enum dwarf_calling_convention): Likewise.
12665 (enum dwarf_line_number_x_ops): Likewise.
12666 (enum dwarf_call_frame_info): Likewise.
12667 (enum dwarf_source_language): Likewise.
12668 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
12669 (add_calling_convention_attribute): Likewise.
12670 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
12671 (combine_comparisons): Change compcode to int. Add cast to enum type.
12672 * genrecog.c (maybe_both_true_2): Change c to int.
12673 (write_switch): Likewise. Add cast to enum type.
12674 * gimplify.c (gimplify_omp_for): Handle return values from
12675 gimplify_expr using MIN rather than bitwise or.
12676 (gimplify_expr): Add cast to enum type.
12677 * ipa-prop.c (update_jump_functions_after_inlining): Change
12678 IPA_BOTTOM to IPA_JF_UNKNOWN.
12679 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
12680 Add casts to enum type.
12681 (setup_cover_and_important_classes): Change cl to int. Add casts
12683 (setup_class_translate): Change cl and mode to int.
12684 (ira_init_once): Change mode to int.
12685 (free_register_move_costs): Likewise.
12686 (setup_prohibited_mode_move_regs): Add casts to enum type.
12687 * langhooks.c (add_builtin_function_common): Rework assertion that
12688 value fits bitfield.
12689 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
12690 * omega.c (omega_do_elimination): Avoid math on enum types.
12691 * optabs.c (expand_vec_shift_expr): Remove casts to int.
12692 * opts.c (set_debug_level): Change 2 to enum constant. Use new
12693 int local to handle integral_argment value.
12694 * regmove.c (try_auto_increment): Change PUT_MODE to
12696 * reload.c (push_secondary_reload): Add casts to enum type.
12697 (secondary_reload_class, find_valid_class): Likewise.
12698 * reload1.c (emit_input_reload_insns): Likewise.
12699 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
12700 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
12701 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
12703 * tree.c (build_common_builtin_nodes): Add casts to enum type.
12704 * tree-complex.c (complex_lattice_t): Typedef to int rather than
12706 (expand_complex_libcall): Add casts to enum type.
12707 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
12708 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
12709 with ERROR_MARK, not NUM_TREE_CODES.
12710 (vect_create_epilog_for_reduction): Likewise.
12711 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
12712 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
12713 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
12715 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
12716 vect_unused_in_loop. Change 0 to loop_vect.
12717 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
12718 * var-tracking.c (get_init_value): Change return type to enum
12720 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
12721 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
12723 (arm_override_options): Add casts to enum type.
12724 (arm_emit_tls_decoration): Likewise.
12725 * config/i386/i386.c (ix86_function_specific_restore): Add casts
12727 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
12728 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
12729 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
12731 * config/s390/s390.c (code_for_builtin_64): Change to array of
12733 (code_for_builtin_31): Likewise.
12734 (s390_expand_builtin): Change code_for_builtin to enum insn_code
12736 * config/sparc/sparc.c (sparc_override_options): Change value
12737 field in struct code_model to enum cmodel. In initializer change
12738 0 to NULL and add cast to enum type.
12740 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
12741 Change all callers. Issue a -Wc++-compat warning using
12742 lhs_origtype if necessary.
12743 (convert_for_assignment): Issue -Wc++-compat warnings about
12744 invalid conversions to enum type on assignment.
12745 * c-common.h (build_modify_expr): Update declaration.
12747 2009-04-24 Nick Clifton <nickc@redhat.com>
12749 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
12750 (function_arg_advance): Likewise.
12751 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
12754 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
12756 * config/s390/constraints.md ('I', 'J'): Fix condition.
12758 2009-04-24 Diego Novillo <dnovillo@google.com>
12760 * gengtype-parse.c (parse_error): Add newline after message.
12762 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
12764 * config/i386/sse.md (avxmodesuffixs): Removed.
12765 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
12766 (*avx_pinsr<ssevecsize>): This.
12768 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
12770 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
12771 follow chains of regs with a single definition, and allow expressions
12772 that are function_invariant_p.
12773 (simple_rhs_p): Allow expressions that are function_invariant_p.
12775 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
12777 PR middle-end/39867
12778 * fold-const.c (fold_cond_expr_with_comparison): When folding
12779 > and >= to MAX, make sure the MAX uses the same type as the
12780 comparison's operands.
12782 2009-04-24 Nick Clifton <nickc@redhat.com>
12784 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
12785 addressing for DImode accesses.
12786 (frv_print_operand_address): Handle PLUS case.
12787 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
12789 2009-04-24 Jakub Jelinek <jakub@redhat.com>
12791 PR rtl-optimization/39794
12792 * alias.c (canon_true_dependence): Add x_addr argument.
12793 * rtl.h (canon_true_dependence): Adjust prototype.
12794 * cse.c (check_dependence): Adjust canon_true_dependence callers.
12795 * cselib.c (cselib_invalidate_mem): Likewise.
12796 * gcse.c (compute_transp): Likewise.
12797 * dse.c (scan_reads_nospill): Likewise.
12798 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
12799 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
12800 canon_base_addr of the group, plus optional offset.
12801 (struct group_info): Rename canon_base_mem to
12803 (get_group_info): Set canon_base_addr to canon_rtx of base, not
12804 canon_rtx of base_mem.
12806 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
12808 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
12809 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
12811 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12813 * config/spu/spu-builtins.h: Delete file.
12815 * config/spu/spu.h (enum spu_builtin_type): Move here from
12817 (struct spu_builtin_description): Likewise. Add GTY marker.
12818 Do not use enum spu_function_code or enum insn_code.
12819 (spu_builtins): Add extern declaration.
12821 * config/spu/spu.c: Do not include "spu-builtins.h".
12822 (enum spu_function_code, enum spu_builtin_type_index,
12823 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
12824 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
12825 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
12826 unsigned_V2DI_type_node): Move here from spu-builtins.h.
12827 (spu_builtin_types): Make static. Add GTY marker.
12828 (spu_builtins): Add extern declaration with GTY marker.
12829 Include "gt-spu.h".
12831 * config/spu/spu-c.c: Do not include "spu-builtins.h".
12832 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
12833 Check programmatically whether all parameters are scalar.
12835 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
12837 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
12839 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
12840 assignment from the constructor either if the target is volatile.
12842 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
12844 * config/arm/arm.md (insv): Do not share operands[0].
12846 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
12848 * config/vxlib-tls.c (active_tls_threads): Delete.
12849 (delete_hook_installed): New.
12850 (tls_delete_hook): Don't delete the delete hook.
12851 (tls_destructor): Delete it here.
12852 (__gthread_set_specific): Adjust installing the delete hook.
12853 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
12854 __gthread_leave_tsd_dtor_context.
12856 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
12858 * c-format.c (gcc_tdiag_char_table): Add support for %E.
12860 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
12862 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
12864 (alpha_rtx_costs): Ditto.
12865 (emit_unlikely_jump): Use add_reg_note.
12866 (emit_frame_store_1): Ditto.
12867 (alpha_expand_prologue): Ditto.
12868 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
12869 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
12871 2009-04-23 Nick Clifton <nickc@redhat.com>
12873 * config/v850/v850.md (epilogue): Remove suppressed code.
12874 (return): Rename to return_simple and remove test of frame size.
12875 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
12876 to gen_return_simple.
12878 2009-04-22 Jing Yu <jingyu@google.com>
12881 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
12883 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
12886 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
12887 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
12888 value is a VECTOR_CST, the element type is the element type of the
12891 2009-04-22 DJ Delorie <dj@redhat.com>
12893 * config/m32c/m32c.h: Update GTY annotations to new syntax.
12895 2009-04-22 Jakub Jelinek <jakub@redhat.com>
12897 * alias.c (find_base_term): Move around LO_SUM case, so that
12898 CONST falls through into PLUS/MINUS handling.
12901 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
12902 into 0, use omit_one_operand.
12904 2009-04-23 Ben Elliston <bje@au.ibm.com>
12906 * config/rs6000/linux-unwind.h (get_regs): Remove type
12907 puns. Change the type of `pc' to an array of unsigned ints and
12908 update all users. Constify frame24.
12910 2009-04-22 DJ Delorie <dj@redhat.com>
12912 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
12913 declarations before code.
12914 (current_function_special_page_vector): Likewise.
12915 (m32c_expand_insv): Silence a warning.
12917 2009-04-21 Taras Glek <tglek@mozilla.com>
12919 * alias.c: Update GTY annotations to new syntax.
12920 * basic-block.h: Likewise.
12921 * bitmap.h: Likewise.
12922 * c-common.h: Likewise.
12923 * c-decl.c: Likewise.
12924 * c-parser.c: Likewise.
12925 * c-pragma.c: Likewise.
12926 * c-tree.h: Likewise.
12927 * cfgloop.h: Likewise.
12928 * cgraph.h: Likewise.
12929 * config/alpha/alpha.c: Likewise.
12930 * config/arm/arm.h: Likewise.
12931 * config/avr/avr.h: Likewise.
12932 * config/bfin/bfin.c: Likewise.
12933 * config/cris/cris.c: Likewise.
12934 * config/darwin.c: Likewise.
12935 * config/frv/frv.c: Likewise.
12936 * config/i386/i386.c: Likewise.
12937 * config/i386/i386.h: Likewise.
12938 * config/i386/winnt.c: Likewise.
12939 * config/ia64/ia64.h: Likewise.
12940 * config/iq2000/iq2000.c: Likewise.
12941 * config/mips/mips.c: Likewise.
12942 * config/mmix/mmix.h: Likewise.
12943 * config/pa/pa.c: Likewise.
12944 * config/pa/pa.h: Likewise.
12945 * config/rs6000/rs6000.c: Likewise.
12946 * config/s390/s390.c: Likewise.
12947 * config/sparc/sparc.c: Likewise.
12948 * config/xtensa/xtensa.c: Likewise.
12949 * cselib.h: Likewise.
12950 * dbxout.c: Likewise.
12951 * dwarf2out.c: Likewise.
12952 * except.c: Likewise.
12953 * except.h: Likewise.
12954 * fixed-value.h: Likewise.
12955 * function.c: Likewise.
12956 * function.h: Likewise.
12957 * gimple.h: Likewise.
12958 * integrate.c: Likewise.
12959 * optabs.c: Likewise.
12960 * output.h: Likewise.
12961 * real.h: Likewise.
12963 * stringpool.c: Likewise.
12964 * tree-data-ref.c: Likewise.
12965 * tree-flow.h: Likewise.
12966 * tree-scalar-evolution.c: Likewise.
12967 * tree-ssa-address.c: Likewise.
12968 * tree-ssa-alias.h: Likewise.
12969 * tree-ssa-operands.h: Likewise.
12970 * tree.c: Likewise.
12971 * tree.h: Likewise.
12972 * varasm.c: Likewise.
12973 * varray.h: Likewise.
12975 * coretypes.h: Do not define GTY macro if it is already defined.
12976 * doc/gty.texi: Update GTY documentation to new syntax.
12977 * gengtype-lex.l: Enforce attribute-like syntax for GTY
12978 annotations on structs.
12979 * gengtype-parse.c: Likewise.
12981 2009-04-22 Mark Heffernan <meheff@google.com>
12983 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
12985 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
12987 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
12990 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
12992 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
12993 the same as a PLUS without a shift. Increase the cost of a
12996 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12998 * Makefile.in: Update dependencies.
12999 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
13000 * errors.h: Remove bogus comment about compatibility.
13001 (warning): Update declaration.
13002 * genautomata.c: Update all calls to warning.
13003 * gimple.c: Do not include errors.h. Include toplev.h.
13004 * tree-ssa-structalias.c: Do not include errors.h.
13005 * omega.c: Likewise.
13006 * tree-ssa-reassoc.c: Likewise.
13007 * config/spu/spu-c.c: Likewise.
13008 * config/spu/t-spu-elf: Update dependencies.
13010 2009-04-22 Richard Guenther <rguenther@suse.de>
13012 PR tree-optimization/39824
13013 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
13014 make sure the types are compatible.
13016 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13019 * c-common.c (c_parse_error): Take a token_flags parameter.
13020 Use token_type for the token type instead.
13021 Pass token_flags to cpp_type2name.
13022 * c-common.h (c_parse_error): Update declaration.
13023 * c-parser.c (c_parser_error): Pass 0 as token flags.
13025 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
13027 PR rtl-optimization/39580
13028 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
13030 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13032 * function.c (expand_function_end): Do not emit a jump to the "naked"
13033 return label for fall-through returns.
13034 * except.c (sjlj_emit_function_exit): Always place the call to the
13035 unregister function at the location installed by expand_function_end.
13037 2009-04-22 Richard Guenther <rguenther@suse.de>
13039 PR tree-optimization/39845
13040 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
13041 (gen_inbound_check): Likewise.
13043 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
13045 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
13047 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
13048 * config/vxlib.c (__gthread_once): Add race guard for PPC.
13050 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13052 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
13053 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
13054 shift counts to avoid out-of-bounds array accesses.
13056 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13058 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
13059 (Pmode): Move above.
13061 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
13063 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
13064 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
13065 GET_CODE macro. Use IN_RANGE macro where appropriate.
13066 * config/alpha/alpha.h: Ditto.
13067 * config/alpha/alpha.md: Ditto.
13068 * config/alpha/constraints.md: Ditto.
13069 * config/alpha/predicates.md: Ditto.
13071 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13073 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
13074 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13075 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13076 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13077 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13078 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13079 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13080 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13081 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13082 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13083 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13084 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13085 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13086 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13087 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13088 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13089 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13090 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13091 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13092 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13093 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13094 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13095 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13096 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13097 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13098 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13099 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13101 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
13103 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
13104 references from comments.
13105 * cfgbuild.c: (count_basic_blocks): Delete.
13106 (find_basic_blocks_1): Delete.
13107 (find_basic_blocks): Delete.
13108 * except.c (finish_eh_generation): Make static. Move comment from
13109 except.h here. Remove find_basic_blocks references from comments.
13110 * except.h (finish_eh_generation): Delete.
13111 * basic-block.h (find_basic_blocks): Delete.
13112 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
13114 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
13116 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
13117 (sdbout_parms): Likewise.
13119 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
13121 * config/sh/sh.c (prepare_cbranch_operands): Use
13122 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
13123 (expand_cbranchdi4): Likewise.
13124 (from_compare): Add cast to enum type.
13125 (expand_cbranchsi4): Use add_reg_note.
13126 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
13127 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
13128 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
13129 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13130 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
13131 instead of CODE_FOR_nothing.
13132 (cbranchdi4): Likewise. Fix the order of arguments for
13134 (push_fpscr): Use add_reg_note.
13135 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
13136 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
13138 2009-04-21 Joseph Myers <joseph@codesourcery.com>
13140 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
13141 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13142 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13143 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
13144 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
13145 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
13146 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
13147 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
13148 config/alpha/x-vms, config/arc/t-arc,
13149 config/arm/README-interworking, config/arm/arm-c.c,
13150 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
13151 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
13152 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
13153 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
13154 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
13155 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
13156 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
13157 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
13158 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
13159 config/cris/t-elfmulti, config/crx/t-crx,
13160 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
13161 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
13162 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
13163 config/h8300/t-h8300, config/i386/athlon.md,
13164 config/i386/darwin-libgcc.10.4.ver,
13165 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
13166 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
13167 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
13168 config/i386/t-linux64, config/i386/t-nwld,
13169 config/i386/t-rtems-i386, config/i386/t-sol2-10,
13170 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
13171 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
13172 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
13173 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
13174 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
13175 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
13176 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
13177 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
13178 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
13179 config/m68k/t-uclinux, config/mcore/t-mcore,
13180 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
13181 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
13182 config/mips/crtn.asm, config/mips/irix-crti.asm,
13183 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
13184 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
13185 config/mips/mips-fixed.md, config/mips/sb1.md,
13186 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
13187 config/mips/t-iris6, config/mips/t-isa3264,
13188 config/mips/t-libgcc-mips16, config/mips/t-linux64,
13189 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
13190 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
13191 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
13192 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
13193 config/mn10300/t-linux, config/mn10300/t-mn10300,
13194 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
13195 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
13196 config/picochip/libgccExtras/clzsi2.asm,
13197 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
13198 config/rs6000/darwin-libgcc.10.4.ver,
13199 config/rs6000/darwin-libgcc.10.5.ver,
13200 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
13201 config/rs6000/t-aix43, config/rs6000/t-aix52,
13202 config/rs6000/t-darwin, config/rs6000/t-fprules,
13203 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
13204 config/rs6000/t-lynx, config/rs6000/t-netbsd,
13205 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
13206 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
13207 config/rs6000/t-rtems, config/rs6000/t-spe,
13208 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
13209 config/score/t-score-elf, config/sh/divcost-analysis,
13210 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
13211 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
13212 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
13213 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
13214 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
13215 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
13216 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
13217 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
13218 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
13219 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
13220 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
13221 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
13222 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
13223 limitx.h, version.c, xcoff.h: Add copyright and license notices.
13224 * config/h8300/genmova.sh: Include copyright and license notices
13225 in generated output.
13226 * config/h8300/mova.md: Regenerate.
13227 * doc/install.texi2html: Include word "Copyright" in copyright
13228 notice and use name "Free Software Foundation, Inc.".
13229 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13230 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13231 ChangeLog-2007, ChangeLog-2008: Correct dates.
13233 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
13235 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
13236 NE_EXPR operations as well.
13237 * c-parser.c (c_parser_condition): Do not set location information on
13239 (c_parser_conditional_expression): Likewise.
13240 (c_parser_binary_expression): Set location information on operators.
13241 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
13242 TRUTH_NOT_EXPR has been folded.
13243 * fold-const.c (fold_truth_not_expr): Copy location information from
13244 the incoming expression to the outgoing one.
13245 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
13246 recursive calls on the LHS of the operator but pass that of the
13247 operator to recursive calls on the RHS of the operator. Set it
13249 (shortcut_cond_expr): Set the locus of the operator on the second
13250 COND_EXPR and that of the expression on the first in degenerate cases.
13251 Pass the locus of the expression to calls to shortcut_cond_r.
13252 Set the locus of the 'then' block on the associated jump, if any.
13253 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
13254 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
13255 expression to call to gimplify_boolean_expr.
13257 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
13259 * config.gcc: Add additional configuration for
13260 i686-w64-mingw* and x86_64-w64-mingw* triplet.
13261 * config/i386/mingw-w64.h: New mingw-w64 specific header.
13262 (CPP_SPEC): Redefine for allowing -municode option.
13263 (STARTFILE_SPEC): Likewise.
13264 * config/i386/t-mingw-w64: New.
13265 * config/i386/mingw-w64.opt: New.
13266 (municode): Add new target option.
13267 * doc/invoke.texi (municode): Add documentation for new option.
13269 2009-04-21 Ian Lance Taylor <iant@google.com>
13271 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13272 Correct test for number of arguments.
13273 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
13275 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
13277 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
13278 argument of emit_library_call.
13280 2009-04-21 Richard Guenther <rguenther@suse.de>
13282 PR middle-end/39829
13283 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
13284 inside VIEW_CONVERT_EXPRs.
13286 2009-04-21 Martin Jambor <mjambor@suse.cz>
13288 * tree-switch-conversion.c (build_constructors): Split a long line.
13289 (constructor_contains_same_values_p): New function.
13290 (build_one_array): Create assigns of constants if possible, do not
13291 call mark_sym_for_renaming, call update_stmt.
13292 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
13293 make_rename_temp. Do not call mark_symbols_for_renaming, call
13295 (gen_def_assigns): Do not call mark_symbols_for_renaming or
13296 find_new_referenced_vars, call update_stmt.
13297 (gen_inbound_check): Use create_tmp_var and create ssa names manually
13298 instead of calling make_rename_temp. Do not call
13299 find_new_referenced_vars or mark_symbols_for_renaming, call
13302 2009-04-21 Richard Guenther <rguenther@suse.de>
13304 PR tree-optimization/39827
13305 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
13306 (tree_ssa_phiprop): Pass the correct array size.
13308 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
13310 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
13312 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
13315 * c-typeck.c (lvalue_p): Move declaration ...
13316 * c-common.h (lvalue_p): ... to here.
13317 * c-common.c (candidate_equal_p): New.
13318 (add_tlist): Use it.
13319 (merge_tlist): Use it.
13320 (warn_for_collisions_1): Likewise.
13321 (warning_candidate_p): Accept more candidates.
13322 (verify_tree): A warning candidate can be an expression. Use
13325 2009-04-21 Ben Elliston <bje@au.ibm.com>
13328 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
13329 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
13330 options. Remove -mcall-solaris documentation.
13332 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13335 * doc/invoke.texi (-Wlong-long): Update description.
13336 * c-lex (interpret_integer): Only warn if there was no previous
13337 overflow and -Wlong-long is enabled.
13338 * c-decl.c (declspecs_add_type): Drop redundant flags.
13339 * c.opt (Wlong-long): Init to -1.
13340 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
13341 and front-end warn_long_long. Wlong-long only depends on other
13342 flags if it is uninitialized.
13343 * c-parser.c (disable_extension_diagnostics): warn_long_long is
13344 the same for CPP and FE.
13345 (restore_extension_diagnostics): Likewise.
13347 2009-04-20 Ian Lance Taylor <iant@google.com>
13349 Fix enum conversions which are invalid in C++:
13350 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
13351 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
13352 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
13353 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
13354 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
13355 (dbxout_parms): Likewise.
13356 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
13357 (df_clear_flags): Likewise.
13358 * df-problems.c (df_rd_bb_local_compute_process_def): Change
13359 top_flag parameter to int.
13360 (df_chain_create_bb_process_use): Likewise.
13361 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
13363 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
13364 (df_ref_create_structure, df_def_record_1): Likewise.
13365 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
13366 (df_notes_rescan): Change 0 to VOIDmode in function call.
13367 (df_get_call_refs, df_insn_refs_collect): Likewise.
13368 (df_bb_regs_collect): Likewise.
13369 (df_entry_block_defs_collect): Likewise.
13370 (df_exit_block_uses_collect): Likewise.
13371 * df.h: Update declarations.
13372 * double-int.c (double_int_divmod): Add cast to enum type.
13373 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
13374 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
13375 (based_loc_descr): Likewise.
13376 (loc_descriptor_from_tree_1): Change first_op and second_op to
13377 enum dwarf_location_atom. Add cast to enum type.
13378 * expmed.c (init_expmed): Change 0 to SET in function call.
13379 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
13380 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
13381 (do_store_flag): Likewise.
13382 * fixed-value.h (struct fixed_value): Change mode to enum
13384 * function.c (assign_parms): Change 0 to VOIDmode in function call.
13385 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
13387 (insert_insn_decl, insert_decl, insert_state): Likewise.
13388 (automata_list_finish): Likewise.
13389 * genrecog.c (process_define_predicate): Add cast to enum type.
13390 * gensupport.c (init_predicate_table): Add cast to enum type.
13391 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
13393 (gimple_build_call_1, gimple_build_label): Likewise.
13394 (gimple_build_goto, gimple_build_asm_1): Likewise.
13395 (gimple_build_switch_1, gimple_build_cdt): Likewise.
13396 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
13397 (enum fallback): Rename from enum fallback_t.
13398 (fallback_t): Typedef as int.
13399 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
13400 GSI_SAME_STMT in function call.
13401 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
13403 (setup_reg_class_relations): Likewise.
13404 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
13405 (setup_prohibited_class_mode_regs): Add cast to enum type.
13406 (setup_prohibited_mode_move_regs): Likewise.
13407 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
13408 (record_address_regs): Change i to enum reg_class.
13409 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
13410 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
13411 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
13412 (GET_MODE_2XWIDER_MODE): Likewise.
13413 (GET_CLASS_NARROWEST_MODE): Likewise.
13414 * omp-low.c (expand_omp_for): Add cast to enum type.
13415 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
13416 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
13417 * postreload.c (reload_cse_simplify_operands): Change rclass local
13419 * predict.c (combine_predictions_for_insn): Change best_predictor
13420 and predictor to enum br_predictor.
13421 (combine_predictions_for_bb): Likewise.
13422 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
13423 use SET_PREDICT_EXPR_OUTCOME.
13424 * real.c (real_arithmetic): Change icode to code in function call.
13425 * reginfo.c (init_move_cost): Add casts to enum type.
13426 (init_reg_sets_1, init_fake_stack_mems): Likewise.
13427 * regmove.c (regclass_compatible_p): Change class0 and class1 to
13429 * reload.c (find_valid_class): Add casts to enum type.
13430 (push_reload): Change 0 to NO_REGS in function call.
13431 (find_reloads): Change this_alternative to array of enum
13432 reg_class. Remove some now-unnecessary casts.
13433 (make_memloc): Change 0 to VOIDmode in function call.
13434 * reload1.c (reload): Change 0 to VOIDmode in function call.
13435 (eliminate_regs_1, elimination_effects): Likewise.
13436 (eliminate_regs_in_insn): Likewise.
13437 (emit_input_reload_insns): Add cast to enum type.
13438 (delete_output_reload): Change 0 to VOIDmode in function call.
13439 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
13440 to enum type in function call.
13441 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
13442 (SET_PREDICT_EXPR_OUTCOME): Define.
13443 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
13444 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
13445 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
13446 (dump_function): Likewise.
13447 * tree-dump.h: Update declarations.
13448 * tree-pass.h: Update declarations.
13449 * varasm.c (assemble_integer): Change mclass to enum mode_class.
13450 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
13452 (arm_rtx_costs_1): Correct parenthesization.
13453 (arm_rtx_costs): Add casts to enum type.
13454 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
13455 (vfp_emit_fstmd): Use add_rg_note.
13456 (emit_multi_reg_push, emit_sfm): Likewise.
13457 (thumb_set_frame_pointer): Likewise.
13458 (arm_expand_prologue): Likewise.
13459 (arm_regno_class): Change return type to enum reg_class.
13460 (thumb1_expand_prologue): Use add_reg_note.
13461 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
13462 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
13464 * config/arm/gentune.sh: Add cast to enum type.
13465 * config/arm/arm-tune.md: Rebuild.
13466 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
13467 (ix86_split_fp_branch, predict_jump): Likewise.
13468 (ix86_expand_multi_arg_builtin): Change sub_code from enum
13469 insn_code to enum rtx_code.
13470 (ix86_builtin_vectorized_function): Add cast to enum type.
13471 * config/i386/i386.md (truncdfsf2): Change slot to enum
13473 (truncxf<mode>2, isinf<mode>2): Likewise.
13474 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
13476 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
13477 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
13478 (insert_bundle_state): Change 1 to INSERT in function call.
13479 (ia64_add_bundle_selector_before): Likewise.
13480 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
13481 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
13482 (restore_stack_nonlocal): Likewise.
13483 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
13485 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
13487 (mips_rtx_costs): Likewise.
13488 (mips_override_options): Add casts to enum type.
13489 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
13491 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
13492 (store_reg, set_reg_plus_d): Likewise.
13493 (hppa_expand_prologue, hppa_profile_hook): Likewise.
13494 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
13496 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
13498 (emit_unlikely_jump): Use add_reg_note.
13499 (rs6000_emit_allocate_stack): Likewise.
13500 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
13501 (output_toc): Change 1 to INSERT in function call.
13502 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
13503 (rs6000_initialize_trampoline): Likewise.
13504 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
13506 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
13507 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
13508 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
13509 (save_gprs): Use add_reg_note.
13510 (s390_emit_prologue): Likewise.
13511 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13512 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
13513 (sparc_fold_builtin): Add cast to enum type.
13514 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
13516 (spu_expand_prologue): Use add_reg_note.
13517 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
13519 2009-04-20 Ian Lance Taylor <iant@google.com>
13521 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
13522 (c_parser_postfix_expression_after_primary): Get VEC for list of
13523 arguments. Get original types of arguments. Call
13524 build_function_call_vec.
13525 (cached_expr_list_1, cached_expr_list_2): New static variables.
13526 (c_parser_expr_list): Change return type to VEC *. Add
13527 p_orig_types parameter. Change all callers.
13528 (c_parser_release_expr): New static function.
13529 (c_parser_vec_to_tree_list): New static function.
13530 * c-typeck.c (build_function_call): Rewrite to build a VEC and
13531 call build_function_call_vec.
13532 (build_function_call_vec): New function, based on old
13533 build_function_call.
13534 (convert_arguments): Remove nargs and argarray parameters. Change
13535 values to a VEC. Add origtypes parameter.
13536 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
13537 (convert_for_assignment): Add origtype parameter. Change all
13538 callers. If warn_cxx_compat, check for conversion to an enum
13539 type when calling a function.
13540 (store_init_value): Add origtype parameter. Change all callers.
13541 (digest_init): Likewise.
13542 (struct init_node): Add origtype field.
13543 (add_pending_init): Add origtype parameter. Change all callers.
13544 (output_init_element): Likewise.
13545 (output_pending_init_elements): Pass origtype from init_node to
13546 output_init_element.
13547 (process_init_element): Pass origtype from c_expr to
13548 output_init_element.
13549 (c_finish_return): Add origtype parameter. Change all callers.
13550 * c-common.c (sync_resolve_size): Change params to VEC *. Change
13552 (sync_resolve_params): Likewise.
13553 (sync_resolve_return): Change params to first_param. Change caller.
13554 (resolve_overloaded_builtins): Change params to VEC *. Change
13555 callers. Save first parameter around call to build_function_call_vec.
13556 * c-decl.c (finish_decl): Add origtype parameter. Change all
13557 callers. Call build_function_call_vec rather than
13558 build_function_call for cleanup.
13559 * c-tree.h: Update declarations.
13560 * c-common.h: Update declarations.
13561 * stub-objc.c (objc_rewrite_function_call): Change parameter from
13562 params to first_param.
13563 * target.h (struct gcc_target): Change resolve_overloaded_builtin
13564 params parameter from tree to void *.
13565 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13566 Change arglist parameter to have type void *, and to be a pointer
13568 * config/rs6000/rs6000-protos.h
13569 (altivec_resolve_overloaded_builtin): Update declaration.
13570 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
13571 fnargs parameter to have type void *, and to be a pointer to a
13572 VEC. Call build_function_call_vec instead of
13573 build_function_call.
13574 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
13576 2009-04-20 Joey Ye <joey.ye@intel.com>
13577 Xuepeng Guo <xuepeng.guo@intel.com>
13578 H.J. Lu <hongjiu.lu@intel.com>
13580 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
13582 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
13583 (IX86_LEA_PRIORITY): Likewise.
13584 (distance_non_agu_define): New function.
13585 (distance_agu_use): Likewise.
13586 (ix86_lea_for_add_ok): Likewise.
13587 (ix86_dep_by_shift_count): Likewise.
13589 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
13590 should split for LEA.
13592 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
13594 (ix86_dep_by_shift_count): Likewise.
13596 2009-04-20 Richard Guenther <rguenther@suse.de>
13598 * expr.c (handled_component_p): Move ...
13599 * tree.h (handled_component_p): ... here.
13600 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
13601 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
13602 and REALPART_EXPR to be in one group.
13604 2009-04-20 Richard Guenther <rguenther@suse.de>
13606 * basic-block.h (get_all_dominated_blocks): Declare.
13607 * dominance.c (get_all_dominated_blocks): New function.
13608 * tree-cfg.c (get_all_dominated_blocks): Remove.
13609 (remove_edge_and_dominated_blocks): Adjust.
13610 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
13611 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
13612 instead of recursing.
13614 2009-04-20 Doug Kwan <dougkwan@google.com>
13616 * cgraph.h (cgraph_node_ptr): New type for vector functions.
13617 (struct cgraph_node_set_def): New type.
13618 (cgraph_node_set) New type. Also declare vector functions.
13619 (struct cgraph_node_set_element_def): New type.
13620 (cgraph_node_set_element): Ditto.
13621 (cgraph_node_set_iterator): New iterator type.
13622 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
13623 cgraph_node_set_remove, dump_cgraph_node_set,
13624 debug_cgraph_node_set): New prototypes.
13625 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
13626 cgraph_node_set_size): New inlines.
13627 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
13628 including cgraph.h.
13629 (struct ipa_opt_pass): Add struct cgraph_node_set_def
13630 argument to function 'write_summary'.
13631 * ipa.c: Include ggc.h.
13632 (hash_cgraph_node_set_element,
13633 eq_cgraph_node_set_element, cgraph_node_set_new,
13634 cgraph_node_set_add, cgraph_node_set_remove,
13635 cgraph_node_set_find, dump_cgraph_node_set,
13636 debug_cgraph_node_set): New functions.
13637 * Makefile.in (ipa.o): Add dependency on GGC_H.
13639 2009-04-20 Ira Rosen <irar@il.ibm.com>
13641 PR tree-optimization/39675
13642 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
13643 check of the return code of vect_schedule_slp. Check that
13644 stmt_vec_info still exists for the statement, before checking its
13645 vectorization type.
13647 2009-04-20 Michael Matz <matz@suse.de>
13649 * Makefile.in (generated_files): Take out $(simple_generated_c).
13651 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
13653 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
13654 (UINTPTR_TYPE): Likewise.
13656 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13659 * c-typeck.c (digest_init): Check for initializing an array with a
13662 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13665 * c-semantics.c (pop_stmt_list): Propagate
13666 STATEMENT_LIST_HAS_LABEL to parent statement list.
13668 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
13670 * config/mips/mips.h (mips_tune_attr): New macro.
13671 * config/mips/mips.md (cpu): Use it.
13673 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13676 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
13679 2009-04-19 Diego Novillo <dnovillo@google.com>
13681 * toplev.c (compile_file): Move call to coverage_finish ...
13682 * cgraphunit.c (ipa_passes): ... here.
13683 Call cgraph_process_new_functions.
13684 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
13685 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
13687 2009-04-19 Jan Hubicka <jh@suse.cz>
13689 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
13691 (dump_cgraph_node): Dump can throw external flag.
13692 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
13694 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13698 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
13699 * common.opt (Wlogical-op): Move from here...
13700 * c.opt (Wlogical-op): ... to here.
13701 * c-typeck.c (parser_build_binary_op): Update call to
13702 warn_logical_operator.
13703 * c-opts.c (c_common_post_options): Enable warn_logical_op with
13705 * c-common.c (warn_logical_op): Update.
13706 * c-common.h (warn_logical_op): Update declaration.
13708 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
13710 * tree.c (protected_set_expr_location): Fix formatting.
13712 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13715 * c-typeck.c (readonly_warning): new.
13716 (build_unary_op, build_modify_expr): Use readonly_warning for
13717 storing into something readonly but not const-qualified.
13719 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13722 * c-typeck.c (build_unary_op): Check for taking address of
13723 expression of type void.
13725 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13728 * c-typeck.c (build_function_call): Check for calling a function
13729 with qualified void return types. Call require_complete_type when
13732 2009-04-18 Jan Hubicka <jh@suse.cz>
13734 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
13736 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
13737 can_throw_external flag.
13738 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
13739 * ipa-pure-const.c (ignore_edge): New function.
13740 (propagate): Compute order for NOTHROW computation; set NOTHROWs
13741 only over can_throw_external edges.
13742 (local_pure_const): Add nothrow flag.
13743 * ipa-utils.c (searchc): Add ignore_edge callback.
13744 (ipa_utils_reduced_inorder): Add ignore_edge callback.
13745 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
13746 (set_nothrow_function_flags): Update cgraph.
13747 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
13749 2009-04-18 Richard Guenther <rguenther@suse.de>
13751 PR middle-end/39804
13752 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
13753 (fold_stmt): ... this and ...
13754 (fold_stmt_inplace): ... this.
13755 (fold_stmt_1): Fold references in calls and asms.
13756 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
13758 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13760 * tree-vrp.c (ssa_name_nonzero_p): Remove.
13761 * tree.h: Remove the prototype for ssa_name_nonzero_p.
13763 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13765 * tree.c (function_args_count): Remove.
13766 * tree.h: Remove the prototype for function_args_count.
13768 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13770 * tree-iterator.c (expr_only): Remove.
13771 * tree.h: Remove the prototype for expr_only.
13773 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13775 * reginfo.c (cannot_change_mode_set_regs): Remove.
13776 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
13778 2009-04-08 Anatoly Sokolov <aesok@post.ru>
13780 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
13781 whether operands 0 and 1 overlaps.
13783 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
13785 PR middle-end/36902
13786 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
13787 pointer. Use warning_at instead of warning.
13788 (search_for_addr_array): Likewise.
13789 (check_array_bounds): Likewise.
13790 (check_all_array_refs): Check that the incoming edge is not in the
13791 list of edges to be removed.
13792 (check_all_array_refs): Avoid the temporal pointer.
13793 (vrp_visit_cond_stmt): Fix typo.
13794 (simplify_switch_using_ranges): Handle the case where the switch
13795 index is an integer constant.
13797 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
13799 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
13801 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13803 * doc/extend.texi, doc/invoke.texi: Fix typos.
13805 2009-04-17 Cary Coutant <ccoutant@google.com>
13807 * tree-flow-inline.h (get_lineno): Fix inverted test.
13809 2009-04-17 Diego Novillo <dnovillo@google.com>
13811 * tree-ssa-pre.c (create_expression_by_pieces): Remove
13812 assertion for AVAIL_OUT.
13814 2009-04-17 Mike Frysinger <vapier@gentoo.org>
13817 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
13818 * config/sh/linux-atomic.asm: Likewise.
13820 2009-04-17 Diego Novillo <dnovillo@google.com>
13822 * except.c (debug_eh_tree): New.
13823 (struct eh_region, struct eh_status): Move ...
13824 * except.h: ... here.
13825 (add_type_for_runtime): Declare extern.
13826 (lookup_type_for_runtime): Likewise.
13827 (debug_eh_tree): Declare.
13828 * Makefile.in (GTFILES): List except.h before except.c
13830 2009-04-17 Diego Novillo <dnovillo@google.com>
13832 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
13833 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
13834 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
13835 (find_vars_r): ... here.
13836 * tree-flow.h (find_referenced_vars_in): Declare.
13837 * tree-ssa-pre.c (create_expression_by_pieces): Assert
13838 that AVAIL_OUT exists for BLOCK.
13839 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
13840 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
13841 (tree-parloops.o): Likewise.
13843 2009-04-17 Simon Baldwin <simonb@google.com>
13845 * toplev.c (default_tree_printer): Add handling for %E format.
13847 2009-04-17 Diego Novillo <dnovillo@google.com>
13849 * tree-pretty-print.c (dump_generic_node): Add break after
13850 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
13851 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
13852 FUNCTION_TYPE together. Call print_struct_decl when printing
13853 structures and TDF_SLIM is not given.
13854 (print_struct_decl): Fix logic for detecting recursion.
13856 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
13859 * gcc.c (create_at_file): New.
13860 (compile_input_file_p): New.
13861 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
13862 * main.c (main): Update call to toplev_main.
13863 * toplev.c (toplev_main): Change signature. Call expandargv.
13864 * toplev.h (toplev_main): Change signature.
13866 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
13868 * dwarf2out.c (field_byte_offset): Use the type size as the field size
13869 if the latter is not constant.
13871 2009-04-17 David Edelsohn <edelsohn@gnu.org>
13873 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
13875 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
13877 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
13878 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
13880 2009-04-17 Richard Guenther <rguenther@suse.de>
13882 * tree-ssa-structalias.c (get_constraint_for_component_ref):
13883 Handle component references view-converting an invariant address.
13885 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
13887 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
13888 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
13889 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
13890 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
13891 Use @deftypevr rather than @deftypevar.
13893 2009-04-17 Richard Guenther <rguenther@suse.de>
13895 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
13896 (get_prop_source_stmt): Likewise.
13897 (can_propagate_from): Likewise.
13899 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
13901 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
13902 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
13903 (--with-multilib-list): Add default value.
13904 * configure: Regenerate.
13905 * Makefile.in (TM_ENDIAN_CONFIG): Define.
13906 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
13907 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
13908 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
13909 Don't add default cpu to multilib list unnecessarily, but do enable
13910 the relevant compiler option..
13911 Add support for --with-multilib-list=<blank> and
13912 --with-multilib-list=!<somelib> to supress unwanted multilibs.
13913 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
13914 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
13915 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
13916 TM_MULTILIB_CONFIG.
13917 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
13918 (MULTILIB_OSDIRNAMES): New variable.
13919 * config/sh/t-1e: Delete file.
13920 * config/sh/t-mlib-sh1: Delete file.
13921 * config/sh/t-mlib-sh2: Delete file.
13922 * config/sh/t-mlib-sh2a: Delete file.
13923 * config/sh/t-mlib-sh2a-nofpu: Delete file.
13924 * config/sh/t-mlib-sh2a-single: Delete file.
13925 * config/sh/t-mlib-sh2a-single-only: Delete file.
13926 * config/sh/t-mlib-sh2e: Delete file.
13927 * config/sh/t-mlib-sh3e: Delete file.
13928 * config/sh/t-mlib-sh4: Delete file.
13929 * config/sh/t-mlib-sh4-nofpu: Delete file.
13930 * config/sh/t-mlib-sh4-single: Delete file.
13931 * config/sh/t-mlib-sh4-single-only: Delete file.
13932 * config/sh/t-mlib-sh4a: Delete file.
13933 * config/sh/t-mlib-sh4a-nofpu: Delete file.
13934 * config/sh/t-mlib-sh4a-single: Delete file.
13935 * config/sh/t-mlib-sh4a-single-only: Delete file.
13936 * config/sh/t-mlib-sh4al: Delete file.
13937 * config/sh/t-mlib-sh5-32media: Delete file.
13938 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
13939 * config/sh/t-mlib-sh5-64media: Delete file.
13940 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
13941 * config/sh/t-mlib-sh5-compact: Delete file.
13942 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
13943 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
13944 * doc/install.texi (Options specification): Add
13945 --with-multilib-list and --with-endian.
13947 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
13949 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
13951 (OBJS-common): Add plugin-version.o.
13952 (plugin-version.o): New.
13953 * gcc-plugin.h (plugin_gcc_version): New.
13954 (plugin_default_version_check): New.
13955 (plugin_init_func, plugin_init): Add version argument.
13956 * plugin-version.c: New.
13957 * plugin.c (str_plugin_gcc_version_name): New.
13958 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
13959 pass it to the init function.
13960 (plugin_default_version_check): New.
13962 2009-04-17 Richard Guenther <rguenther@suse.de>
13964 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
13965 for decl-vs-decl disambiguation.
13967 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
13969 * config/s390/s390.h (s390_tune_attr): New macro definition.
13970 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
13972 2009-04-17 Richard Guenther <rguenther@suse.de>
13974 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
13975 (fold_stmt_r): Likewise.
13976 (maybe_fold_reference): New function.
13977 (fold_gimple_assign): Handle cases fold_stmt_r did.
13978 (fold_stmt): Do not use fold_stmt_r.
13979 (fold_stmt_inplace): Likewise.
13981 2009-04-17 Richard Guenther <rguenther@suse.de>
13983 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
13984 (record_equivalences_from_stmt): Remove useless checks and
13986 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
13987 the type is already suitable.
13989 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
13991 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
13993 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
13995 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
13996 (CMPtype): Define as __gcc_CMPtype.
13998 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
14000 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
14001 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
14003 2009-04-17 Richard Guenther <rguenther@suse.de>
14005 PR tree-optimization/39746
14006 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
14007 special-casing for builtins and static variable use/def.
14008 (call_may_clobber_ref_p_1): Likewise.
14010 2009-04-16 Ian Lance Taylor <iant@google.com>
14012 * df.h: Include "timevar.h".
14013 (struct df_problem): Change tv_id field to timevar_id_t.
14014 * tree-pass.h: Include "timevar.h".
14015 (struct opt_pass): Change tv_id field to timevar_id_t.
14016 * timevar.h (timevar_id_t): Define TV_NONE.
14017 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
14018 TV_NONE rather than tv_id != 0.
14019 (execute_one_pass): Likewise.
14020 * Makefile.in (DF_H): Add $(TIMEVAR_H).
14021 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
14022 dependencies to $(TREE_PASS_H).
14023 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
14025 (pass_branch_target_load_optimize2): Likewise.
14026 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
14027 (pass_outof_cfg_layout_mode): Likewise.
14028 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
14029 (pass_rebuild_cgraph_edges): Likewise.
14030 (pass_remove_cgraph_callee_edges): Likewise.
14031 * df-core.c (pass_df_initialize_opt): Likewise.
14032 (pass_df_initialize_no_opt): Likewise.
14033 (pass_df_finish): Likewise.
14034 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
14035 * except.c (pass_set_nothrow_function_flags): Likewise.
14036 (pass_convert_to_eh_region_ranges): Likewise.
14037 * final.c (pass_compute_alignments): Likewise.
14038 * function.c (pass_instantiate_virtual_regs): Likewise.
14039 (pass_init_function): Likewise.
14040 (pass_leaf_regs): Likewise.
14041 (pass_match_asm_constraints): Likewise.
14042 * gimple-low.c (pass_lower_cf): Likewise.
14043 (pass_mark_used_blocks): Likewise.
14044 * init-regs.c (pass_initialize_regs): Likewise.
14045 * integrate.c (pass_initial_value_sets): Likewise.
14046 * ira.c (pass_ira): Likewise.
14047 * jump.c (pass_cleanup_barriers): Likewise.
14048 * omp-low.c (pass_expand_omp): Likewise.
14049 (pass_lower_omp): Likewise.
14050 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
14051 * recog.c (pass_split_all_insns): Likewise.
14052 (pass_split_after_reload): Likewise.
14053 (pass_split_before_regstack): Likewise.
14054 (pass_split_before_sched2): Likewise.
14055 (pass_split_for_shorten_branches): Likewise.
14056 * reginfo.c (pass_reginfo_init): Likewise.
14057 (pass_subregs_of_mode_init): Likewise.
14058 (pass_subregs_of_mode_finish): Likewise.
14059 * passes.c (pass_postreload): Likewise.
14060 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
14061 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
14062 (pass_warn_function_return): Likewise.
14063 (pass_warn_function_noreturn): Likewise.
14064 * tree-complex.c (pass_lower_complex): Likewise.
14065 (pass_lower_complex_O0): Likewise.
14066 * tree-if-conv.c (pass_if_conversion): Likewise.
14067 * tree-into-ssa.c (pass_build_ssa): Likewise.
14068 * tree-mudflap.c (pass_mudflap_1): Likewise.
14069 (pass_mudflap_2): Likewise.
14070 * tree-nomudflap.c (pass_mudflap_1): Likewise.
14071 (pass_mudflap_2): Likewise.
14072 * tree-nrv.c (pass_return_slot): Likewise.
14073 * tree-object-size.c (pass_object_sizes): Likewise.
14074 * tree-optimize.c (pass_all_optimizations): Likewise.
14075 (pass_early_local_passes): Likewise.
14076 (pass_all_early_optimizations): Likewise.
14077 (pass_cleanup_cfg): Likewise.
14078 (pass_cleanup_cfg_post_optimizing): Likewise.
14079 (pass_free_datastructures): Likewise.
14080 (pass_free_cfg_annotations): Likewise.
14081 (pass_fixup_cfg): Likewise.
14082 (pass_init_datastructures): Likewise.
14083 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
14084 (pass_late_warn_uninitialized): Likewise.
14085 (pass_update_address_taken): Likewise.
14086 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
14087 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
14088 (pass_cse_sincos): Likewise.
14089 (pass_convert_to_rsqrt): Likewise.
14090 * tree-ssa-structalias.c (pass_build_alias): Likewise.
14091 * tree-stdarg.c (pass_stdarg): Likewise.
14092 * tree-tailcall.c (pass_tail_recursion): Likewise.
14093 (pass_tail_calls): Likewise.
14094 * tree-vect-generic.c (pass_lower_vector): Likewise.
14095 (pass_lower_vector_ssa): Likewise.
14096 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
14098 2009-04-16 Joseph Myers <joseph@codesourcery.com>
14100 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
14102 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
14104 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
14105 logical and signext.
14107 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
14110 * config/sh/predicates.md (arith_operand): Check if the operand
14111 of TRUNCATE is a REG.
14113 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14115 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
14116 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
14118 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14120 * tree-iterator.c (tsi_split_statement_list_after,
14121 tsi_split_statement_list_before): Remove.
14122 * tree-iterator.h: Remove the prototypes for
14123 tsi_split_statement_list_after and tsi_split_statement_list_before.
14125 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14127 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
14128 * tree-ssa-propagate.h: Remove the prototype for
14129 stmt_makes_single_load.
14131 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14133 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
14134 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
14136 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14138 * tree-iterator.c (EXPR_LAST_BODY): Remove.
14140 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14142 * except.c (eh_region_outer_p): Remove.
14143 * except.h: Remove the prototype for eh_region_outer_p.
14145 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14147 * function.c (current_function_assembler_name): Remove.
14148 * function.h: Remove the prototype for
14149 current_function_assembler_name.
14151 2009-04-16 Ian Lance Taylor <iant@google.com>
14153 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
14154 (add_reg_note): Call alloc_reg_note.
14155 * rtl.h (alloc_reg_note): Declare.
14156 * combine.c (try_combine): Use alloc_reg_note.
14157 (recog_for_combine, move_deaths): Likewise.
14158 (distribute_notes): Use alloc_reg_note and add_reg_note.
14159 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
14160 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
14161 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
14163 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
14165 PR rtl-optimization/39762
14166 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
14167 ira_may_move_out_cost): Add comments about way of their usage.
14168 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
14170 * ira-conflicts.c (process_regs_for_copy): Use function
14171 ira_get_register_move_cost instead of global
14172 ira_register_move_cost.
14174 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
14175 color_pass, move_spill_restore, update_curr_costs): Ditto.
14177 * ira-lives.c (process_single_reg_class_operands): Ditto.
14179 * ira-emit.c (emit_move_list): Ditto.
14181 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
14182 (record_reg_classes): Ditto. Use functions
14183 ira_get_register_move_cost and ira_get_may_move_cost instead of
14184 global vars ira_register_move_cost, ira_may_move_out_cost and
14185 ira_may_move_in_cost.
14186 (record_address_regs): Don't call ira_init_register_move_cost.
14187 Use function ira_get_may_move_cost instead of global
14188 ira_may_move_in_cost.
14189 (process_bb_node_for_hard_reg_moves): Use function
14190 ira_get_register_move_cost instead of global ira_register_move_cost.
14191 (ira_costs): Don't call ira_init_register_move_cost.
14193 2009-04-16 Richard Guenther <rguenther@suse.de>
14195 * tree-cfg.c (verify_gimple_assign_binary):
14196 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
14197 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
14198 (create_general_new_stmt): Note that this function is broken.
14200 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14202 * common.opt (fhelp): Add Var(help_flag).
14203 * gcc-plugin.h (plugin_info): Add help.
14204 * plugin.c (plugin_name_args): Add help.
14205 (register_plugin_info): Set plugin->help.
14206 (print_help_one_plugin): New.
14207 (print_plugins_help): New.
14208 * plugin.h (print_plugins_help): New.
14209 * toplev.c (toplev_main): Call print_plugins_help if needed.
14211 2009-04-16 Richard Guenther <rguenther@suse.de>
14213 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
14214 (gimple_ior_addresses_taken_1): New function.
14215 (gimple_ior_addresses_taken): Likewise.
14216 * gimple.h (struct gimple_statement_with_ops_base): Remove
14217 addresses_taken member.
14218 (gimple_ior_addresses_taken): Declare.
14219 (gimple_addresses_taken, gimple_addresses_taken_ptr,
14220 gimple_set_addresses_taken): Remove.
14221 * ipa-reference.c (mark_address): New function.
14222 (scan_stmt_for_static_refs): Use it for marking addresses taken.
14223 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
14224 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
14225 (gimple_add_to_addresses_taken): Remove.
14226 (get_tmr_operands): Call mark_address_taken.
14227 (get_asm_expr_operands): Likewise.
14228 (get_expr_operands): Likewise.
14229 (build_ssa_operands): Do not clear the addresses_taken bitmap.
14230 (free_stmt_operands): Do not free it.
14231 * tree-ssa.c (delete_tree_ssa): Likewise.
14232 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
14234 2009-04-16 Richard Guenther <rguenther@suse.de>
14236 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
14237 (walk_stmt_load_store_ops): Likewise.
14238 * gimple.c (get_base_loadstore): New function.
14239 (walk_stmt_load_store_addr_ops): Likewise.
14240 (walk_stmt_load_store_ops): Likewise.
14241 * ipa-pure-const.c (check_op): Simplify.
14242 (check_load, check_store): New functions.
14243 (check_stmt): Use walk_stmt_load_store_ops.
14244 * ipa-reference.c (mark_load): Adjust signature.
14245 (mark_store): Likewise.
14246 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
14248 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14250 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
14251 (plugin_info): New.
14252 * opts.c (common_handle_option): Don't call print_version.
14253 * plugin.c (plugin_name_args): Add version.
14254 (register_plugin_info): New.
14255 (register_callback): Handle PLUGIN_INFO.
14256 (try_init_one_plugin): New.
14257 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
14259 (finalize_one_plugin): New.
14260 (finalize_plugins): New.
14261 (print_one_plugin): New.
14262 (print_plugins_versions): New.
14263 * plugin.h (print_plugins_versions): New.
14264 (finalize_plugins): New.
14265 * toplev.c (compile_file): Don't call initialize_plugins.
14266 (print_version): Call print_plugins_versions.
14267 (toplev_main): Call initialize_plugins. Print version if needed.
14268 Call finalize_plugins.
14270 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14272 * common.opt (fversion): New.
14273 * gcc.c (print_version): New.
14274 (process_command): Don't print the version. Just set print_version.
14275 (main): Print version. Call subprocesses if print_version and
14276 verbose_flag are set.
14277 * opts.c (common_handle_option): Handle OPT_fversion.
14279 2009-04-16 Richard Guenther <rguenther@suse.de>
14280 Ira Rosen <irar@il.ibm.com>
14282 PR tree-optimization/39698
14283 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
14284 type of the reduction variable. Only generate the def if
14287 * omp-low.c (expand_omp_for_generic): When converting to a pointer
14288 make sure to first convert to an integer of the same precision.
14289 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
14290 the type of the evolution correctly in computing the new
14291 induction variable base.
14293 2009-04-16 Richard Guenther <rguenther@suse.de>
14295 PR middle-end/39625
14296 * tree-cfg.c (make_blocks): Split statements with to-be
14297 abnormal SSA names on the lhs.
14299 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
14301 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
14302 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
14303 * c-typeck.c (really_start_incremental_init): Likewise.
14304 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
14305 (TARGET_INITIALIZER): Remove it.
14306 * target.h (struct target): Remove vector_opaque_p.
14307 * tree.c (build_opaque_vector_type): New.
14308 * tree.h (TYPE_VECTOR_OPAQUE): New.
14309 (build_opaque_vector_type): Declare.
14310 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
14311 * config/rs6000/rs6000.c (build_opaque_vector_type,
14312 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
14313 (rs6000_init_builtins): Use build_opaque_vector_type for
14314 opaque_V4SI_type_node.
14316 2009-04-15 Catherine Moore <clm@codesourcery.com>
14318 * debug.h (set_name): Declare.
14319 * dwarf2out.c (dwarf2out_set_name): Declare.
14320 (dwarf2_debug_hooks): Add set_name.
14321 (find_AT_string): New.
14322 (add_AT_string): Call find_AT_string.
14323 (dwarf2out_set_name): New.
14324 * cp/decl.c (grokdeclarator): Call set_name.
14325 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
14326 * debug.c (do_nothing_debug_hooks): Likewise.
14327 * dbxout.c (dbx_debug_hooks): Likewise.
14328 * sdbout.c (sdb_debug_hooks): Likewise.
14330 2009-04-15 Michael Eager <eager@eagercon.com>
14332 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
14333 reg for single-precision FPU.
14334 * config/rs6000/rs6000.md (movsi_internal1): Only for
14335 !TARGET_SINGLE_FPU.
14336 (movsi_internal1_single): New. Add pattern to move SI values to/from
14337 single-precision FP regs.
14339 2009-04-15 Richard Guenther <rguenther@suse.de>
14341 * omp-low.c (lower_rec_input_clauses): Build correct address
14343 (expand_omp_for_generic): Fix multiplication type.
14344 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
14345 (generate_memset_zero): Fix types.
14346 * tree-profile.c (prepare_instrumented_value): Correctly
14349 2009-04-15 Ian Lance Taylor <iant@google.com>
14351 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
14352 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
14353 for -Wall and for -Wc++-compat.
14354 (c_common_post_options): For C++, set warn_enum_compare if not
14356 * c-tree.h (struct c_expr): Add field original_type.
14357 (build_external_ref): Update declaration.
14358 * c-parser.c (c_parser_braced_init): Set original_type.
14359 (c_parser_initelt): Likewise.
14360 (c_parser_expr_no_commas): Likewise.
14361 (c_parser_conditional_expression): Likewise.
14362 (c_parser_cast_expression): Likewise.
14363 (c_parser_unary_expression): Likewise. Pull setting of
14364 original_code to top of function.
14365 (c_parser_sizeof_expression): Set original_type.
14366 (c_parser_alignof_expression): Likewise.
14367 (c_parser_postfix_expression): Likewise. Pull setting of
14368 original_code to top of function.
14369 (c_parser_postfix_expression_after_paren_type): Set original_type.
14370 (c_parser_postfix_expression_after_primary): Likewise.
14371 (c_parser_expression): Likewise.
14372 * c-typeck.c (build_external_ref): Add type parameter. Change all
14374 (c_expr_sizeof_expr): Set original_type field.
14375 (parser_build_unary_op): Likewise.
14376 (parser_build_binary_op): Likewise. Optionally warn about
14377 comparisons of enums of different types.
14378 (digest_init): Set original_type field.
14379 (really_start_incremental_init): Likewise.
14380 (push_init_level, pop_init_level): Likewise.
14381 * doc/invoke.texi (Warning Options): -Wenum-compare now
14384 2009-04-15 Richard Guenther <rguenther@suse.de>
14386 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
14387 out a necessary conversion.
14388 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
14389 names we didn't value number.
14390 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
14392 2009-04-15 Richard Guenther <rguenther@suse.de>
14394 PR tree-optimization/39764
14395 * tree-ssa-ccp.c (get_value): Canonicalize value with
14396 canonicalize_float_value.
14398 2009-04-15 Jan Hubicka <jh@suse.cz>
14400 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
14401 Wrong version of patch.
14403 2009-04-15 Jan Hubicka <jh@suse.cz>
14405 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
14407 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
14409 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
14410 our distinct integral and vector types.
14412 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
14414 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
14415 * init.c (build_vtbl_address): Remove call to assemble_external.
14417 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
14419 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
14420 output for other floating point modes.
14422 2009-04-14 Diego Novillo <dnovillo@google.com>
14424 * diagnostic.c (diagnostic_report_diagnostic): Do not
14425 warn about loaded plugins for DK_ERROR and DK_WARNING.
14426 * c-decl.c (declspecs_add_type): Move call to
14427 invoke_plugin_callbacks ...
14428 * c-parser.c (c_parser_declspecs): ... here.
14429 * plugin.c (dump_active_plugins): Tidy output.
14431 2009-04-14 Diego Novillo <dnovillo@google.com>
14432 Le-Chun Wu <lcwu@google.com>
14434 * configure.ac: Add --enable-plugin support.
14435 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
14436 * Makefile.in (PLUGIN_H): Define.
14437 Export ENABLE_PLUGIN and GMPINC to site.exp.
14438 Add PLUGINLIBS to link command.
14439 Add/modify dependencies for plugin.o and files including plugin.h.
14441 * config.in: Regenerate.
14443 * opts.c (common_handle_option): Handle OPT_fplugin_ and
14446 2009-04-14 Le-Chun Wu <lcwu@google.com>
14448 * tree-pass.h (register_one_dump_file): Add a prototype for
14449 register_one_dump_file.
14450 * toplev.c (compile_file): Call initialize_plugins.
14451 (do_compile): Call invoke_plugin_callbacks.
14452 (toplev_main): Call invoke_plugin_callbacks.
14453 * common.opt: Add -fplugin= and -fplugin-arg-.
14454 * gcc-plugin.h: New public header file for plugins to include.
14455 * plugin.c: New source file.
14456 * plugin.h: New internal header file.
14457 * passes.c (register_one_dump_file): Make it external.
14459 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
14461 2009-04-14 Diego Novillo <dnovillo@google.com>
14463 * doc/plugins.texi: New.
14464 * doc/gccint.texi: Add reference to Plugins chapter.
14465 * doc/invoke.texi: Document -fplugin and -fplugin-arg
14466 * diagnostic.c (diagnostic_report_diagnostic): Warn about
14467 loaded plugins, if any.
14468 * timevar.def (TV_PLUGIN_INIT): Define.
14469 (TV_PLUGIN_RUN): Define.
14470 * plugin.c: Include timevar.h
14471 (plugins_active_p): New.
14472 (dump_active_plugins): New.
14473 (debug_active_plugins): New.
14475 2009-04-14 Joseph Myers <joseph@codesourcery.com>
14477 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
14479 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
14481 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
14483 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
14484 the same as a minus without a shift.
14486 2009-04-14 Nick Clifton <nickc@redhat.com>
14488 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
14489 comparisons with small integers will always produce a short
14492 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
14495 2008-12-19 Diego Novillo <dnovillo@google.com>
14497 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
14499 2009-04-14 Richard Guenther <rguenther@suse.de>
14501 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
14503 (verify_gimple_assign_binary): Likewise. Handle shifts and
14505 (verify_gimple_phi): Print the mismatched argument position.
14506 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
14508 (vect_update_init_of_dr): Likewise.
14509 * matrix-reorg.c (transform_access_sites): Do what the
14511 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
14513 2009-04-13 Michael Eager <eager@eagercon.com>
14515 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
14516 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
14517 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
14518 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
14519 remove duplicate config
14521 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14523 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
14524 file_name:line_number type locator of the call site.
14526 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
14528 * genautomata.c: Put blank after comma.
14529 (automaton_decls): New.
14530 (struct unit_usage): Add comments to member next.
14531 (store_alt_unit_usage): Keep the list ordered.
14532 (unit_present_on_list_p, equal_alternatives_p): New.
14533 (check_regexp_units_distribution): Check units distribution
14534 correctness correctly.
14535 (main): Don't write automata if error is found. Return correct
14538 * config/m68k/cf.md (cfv4_ds): Remove.
14539 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
14540 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
14542 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
14543 power4-load-ext, power4-store, power4-store-update,
14544 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
14545 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
14546 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
14547 power4-sqrt, power4-isync): Modify reservation to make correct
14548 unit distribution to automata.
14550 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
14551 power5-store-update, power5-two, power5-three, power5-lmul,
14552 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
14554 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
14556 * except.c (pass_set_nothrow_function_flags): Set name and add
14558 (set_nothrow_function_flags): Mention in the dump file when
14559 changing a function to nothrow.
14561 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
14564 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
14565 instead of unsigned long.
14567 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14569 * config/arm/arm.c (return_used_this_function): Remove.
14570 (arm_output_function_prologue): Remove use of
14571 return_used_this_function.
14572 (output_return_instruction): Replace use of
14573 return_used_this_function
14574 by cfun->machine->return_used_this_function.
14575 (arm_output_epilogue): Likewise.
14576 (arm_output_function_epilogue): Likewise.
14577 (thumb_unexpanded_epilogue): Likewise.
14578 * config/arm/arm.h (struct machine_function):
14579 New member return_used_this_function.
14581 2009-04-12 Mark Mitchell <mark@codesourcery.com>
14583 * doc/install.texi: Correct description of default directory for
14584 --with-gxx-include-dir.
14586 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
14588 * fold-const.c (build_range_check): Properly deal with enumeral and
14589 boolean base types.
14591 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
14593 * doc/invoke.texi (max_gcse_passes): Remove documentation.
14594 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
14595 * params.h (MAX_GCSE_PASSES): Remove.
14596 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
14597 in sequence. Remove ability to run multiple passes.
14598 (bypass_jumps): Report run as third CPROP pass.
14600 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
14602 PR middle-end/39651
14603 * except.c (can_throw_external): Look at each insn in a SEQUENCE
14604 when deciding whether the whole SEQUENCE can throw.
14606 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
14609 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
14610 offseted label references.
14612 2009-04-11 Jan Hubicka <jh@suse.cz>
14614 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
14616 2009-04-11 Richard Guenther <rguenther@suse.de>
14618 PR middle-end/39732
14619 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
14620 return variables as TREE_ADDRESSABLE.
14622 2009-04-11 Richard Guenther <rguenther@suse.de>
14624 PR tree-optimization/39713
14625 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
14626 reference trees have SSA_NAME operands.
14628 2009-04-11 Richard Guenther <rguenther@suse.de>
14631 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
14632 address expressions.
14634 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
14636 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
14637 match changes in Cygwin 1.7
14638 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
14639 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
14641 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14643 PR tree-optimization/39701
14644 * doc/invoke.texi (Optimization Options): Document change in
14645 meaning and initialization of -fdelete-null-pointer-checks.
14647 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14649 PR middle-end/39701
14650 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
14652 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
14655 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
14657 2009-04-10 Chao-ying Fu <fu@mips.com>
14659 * doc/tm.texi (Instruction Output): Document
14660 TARGET_ASM_FINAL_POSTSCAN_INSN.
14661 * target.h (final_postscan_insn): New field in asm_out.
14662 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14663 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
14664 * final.c (final_scan_insn): Call
14665 targetm.asm_out.final_postscan_insn after outputting
14666 an asm macro and a normal instruction.
14668 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
14669 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
14670 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
14671 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
14672 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14674 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14676 PR middle-end/39701
14677 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
14678 variables as non-NULL even with -fdelete-null-pointer-checks.
14680 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14682 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
14684 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
14687 * config/i386/i386.c (classify_argument): Handle SCmode with
14688 (bit_offset % 64) != 0.
14690 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
14692 * doc/invoke.texi (Optimize Options): Add cross-reference to
14693 -Q --help=optimizers examples.
14695 2009-04-10 Ben Elliston <bje@au.ibm.com>
14698 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
14699 regalign for the reg == fpr and TDmode case.
14701 2009-04-09 David Ayers <ayers@fsfe.org>
14704 * objc/objc-act.c (warn_with_method): Remove helper function.
14705 (check_duplicates): Call warning and inform directly.
14706 (really_start_method): Likewise.
14708 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
14710 * expmed.c (expand_divmod): Always use a comparison for a division
14711 by a large unsigned integer.
14713 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
14714 for things others than variables or functions as nonzero.
14716 2009-04-09 Nick Clifton <nickc@redhat.com>
14718 * unwind-compat.c: Change copyright header to refer to version
14719 3 of the GNU General Public License with version 3.1 of the
14720 GCC Runtime Library Exception and to point readers at the
14721 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
14722 * config/alpha/crtfastmath.c: Likewise.
14723 * config/alpha/linux-unwind.h: Likewise.
14724 * config/alpha/qrnnd.asm: Likewise.
14725 * config/alpha/vms-crt0-64.c: Likewise.
14726 * config/alpha/vms-crt0.c: Likewise.
14727 * config/alpha/vms-dwarf2.asm: Likewise.
14728 * config/alpha/vms-dwarf2eh.asm: Likewise.
14729 * config/alpha/vms-psxcrt0-64.c: Likewise.
14730 * config/alpha/vms-psxcrt0.c: Likewise.
14731 * config/alpha/vms_tramp.asm: Likewise.
14732 * config/arc/initfini.c: Likewise.
14733 * config/arc/lib1funcs.asm: Likewise.
14734 * config/arm/bpabi-v6m.S: Likewise.
14735 * config/arm/bpabi.S: Likewise.
14736 * config/arm/bpabi.c: Likewise.
14737 * config/arm/crti.asm: Likewise.
14738 * config/arm/crtn.asm: Likewise.
14739 * config/arm/ieee754-df.S: Likewise.
14740 * config/arm/ieee754-sf.S: Likewise.
14741 * config/arm/lib1funcs.asm: Likewise.
14742 * config/arm/libunwind.S: Likewise.
14743 * config/arm/linux-atomic.c: Likewise.
14744 * config/arm/mmintrin.h: Likewise.
14745 * config/arm/pr-support.c: Likewise.
14746 * config/arm/unaligned-funcs.c: Likewise.
14747 * config/arm/unwind-arm.c: Likewise.
14748 * config/arm/unwind-arm.h: Likewise.
14749 * config/avr/libgcc.S: Likewise.
14750 * config/bfin/crti.s: Likewise.
14751 * config/bfin/crtlibid.s: Likewise.
14752 * config/bfin/crtn.s: Likewise.
14753 * config/bfin/lib1funcs.asm: Likewise.
14754 * config/bfin/linux-unwind.h: Likewise.
14755 * config/cris/arit.c: Likewise.
14756 * config/cris/cris_abi_symbol.c: Likewise.
14757 * config/darwin-64.c: Likewise.
14758 * config/darwin-crt2.c: Likewise.
14759 * config/darwin-crt3.c: Likewise.
14760 * config/darwin.h: Likewise.
14761 * config/dbxelf.h: Likewise.
14762 * config/dfp-bit.c: Likewise.
14763 * config/dfp-bit.h: Likewise.
14764 * config/elfos.h: Likewise.
14765 * config/fixed-bit.c: Likewise.
14766 * config/fixed-bit.h: Likewise.
14767 * config/fp-bit.c: Likewise.
14768 * config/fp-bit.h: Likewise.
14769 * config/fr30/crti.asm: Likewise.
14770 * config/fr30/crtn.asm: Likewise.
14771 * config/fr30/lib1funcs.asm: Likewise.
14772 * config/freebsd-spec.h: Likewise.
14773 * config/frv/cmovd.c: Likewise.
14774 * config/frv/cmovh.c: Likewise.
14775 * config/frv/cmovw.c: Likewise.
14776 * config/frv/frvbegin.c: Likewise.
14777 * config/frv/frvend.c: Likewise.
14778 * config/frv/lib1funcs.asm: Likewise.
14779 * config/glibc-stdint.h: Likewise.
14780 * config/h8300/clzhi2.c: Likewise.
14781 * config/h8300/crti.asm: Likewise.
14782 * config/h8300/crtn.asm: Likewise.
14783 * config/h8300/ctzhi2.c: Likewise.
14784 * config/h8300/fixunssfsi.c: Likewise.
14785 * config/h8300/lib1funcs.asm: Likewise.
14786 * config/h8300/parityhi2.c: Likewise.
14787 * config/h8300/popcounthi2.c: Likewise.
14788 * config/i386/ammintrin.h: Likewise.
14789 * config/i386/att.h: Likewise.
14790 * config/i386/avxintrin.h: Likewise.
14791 * config/i386/biarch64.h: Likewise.
14792 * config/i386/bmmintrin.h: Likewise.
14793 * config/i386/cpuid.h: Likewise.
14794 * config/i386/cross-stdarg.h: Likewise.
14795 * config/i386/crtfastmath.c: Likewise.
14796 * config/i386/crtprec.c: Likewise.
14797 * config/i386/cygming-crtbegin.c: Likewise.
14798 * config/i386/cygming-crtend.c: Likewise.
14799 * config/i386/cygwin.asm: Likewise.
14800 * config/i386/emmintrin.h: Likewise.
14801 * config/i386/gmm_malloc.h: Likewise.
14802 * config/i386/gthr-win32.c: Likewise.
14803 * config/i386/i386.h: Likewise.
14804 * config/i386/immintrin.h: Likewise.
14805 * config/i386/linux-unwind.h: Likewise.
14806 * config/i386/linux64.h: Likewise.
14807 * config/i386/mm3dnow.h: Likewise.
14808 * config/i386/mmintrin-common.h: Likewise.
14809 * config/i386/mmintrin.h: Likewise.
14810 * config/i386/nmmintrin.h: Likewise.
14811 * config/i386/pmm_malloc.h: Likewise.
14812 * config/i386/pmmintrin.h: Likewise.
14813 * config/i386/smmintrin.h: Likewise.
14814 * config/i386/sol2-c1.asm: Likewise.
14815 * config/i386/sol2-ci.asm: Likewise.
14816 * config/i386/sol2-cn.asm: Likewise.
14817 * config/i386/sol2-gc1.asm: Likewise.
14818 * config/i386/tmmintrin.h: Likewise.
14819 * config/i386/unix.h: Likewise.
14820 * config/i386/w32-unwind.h: Likewise.
14821 * config/i386/wmmintrin.h: Likewise.
14822 * config/i386/x86-64.h: Likewise.
14823 * config/i386/x86intrin.h: Likewise.
14824 * config/i386/xmmintrin.h: Likewise.
14825 * config/ia64/crtbegin.asm: Likewise.
14826 * config/ia64/crtend.asm: Likewise.
14827 * config/ia64/crtfastmath.c: Likewise.
14828 * config/ia64/crti.asm: Likewise.
14829 * config/ia64/crtn.asm: Likewise.
14830 * config/ia64/fde-glibc.c: Likewise.
14831 * config/ia64/lib1funcs.asm: Likewise.
14832 * config/ia64/linux-unwind.h: Likewise.
14833 * config/ia64/quadlib.c: Likewise.
14834 * config/ia64/unwind-ia64.c: Likewise.
14835 * config/linux.h: Likewise.
14836 * config/m32c/m32c-lib1.S: Likewise.
14837 * config/m32c/m32c-lib2-trapv.c: Likewise.
14838 * config/m32c/m32c-lib2.c: Likewise.
14839 * config/m32r/initfini.c: Likewise.
14840 * config/m68hc11/larith.asm: Likewise.
14841 * config/m68hc11/m68hc11-crt0.S: Likewise.
14842 * config/m68k/cf.md: Likewise.
14843 * config/m68k/crti.s: Likewise.
14844 * config/m68k/crtn.s: Likewise.
14845 * config/m68k/lb1sf68.asm: Likewise.
14846 * config/m68k/linux-unwind.h: Likewise.
14847 * config/mcore/crti.asm: Likewise.
14848 * config/mcore/crtn.asm: Likewise.
14849 * config/mcore/lib1.asm: Likewise.
14850 * config/mips/linux-unwind.h: Likewise.
14851 * config/mips/loongson.h: Likewise.
14852 * config/mips/mips16.S: Likewise.
14853 * config/mmix/crti.asm: Likewise.
14854 * config/mmix/crtn.asm: Likewise.
14855 * config/pa/fptr.c: Likewise.
14856 * config/pa/hpux-unwind.h: Likewise.
14857 * config/pa/lib2funcs.asm: Likewise.
14858 * config/pa/linux-atomic.c: Likewise.
14859 * config/pa/linux-unwind.h: Likewise.
14860 * config/pa/milli64.S: Likewise.
14861 * config/pa/quadlib.c: Likewise.
14862 * config/pa/stublib.c: Likewise.
14863 * config/picochip/libgccExtras/adddi3.asm: Likewise.
14864 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
14865 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
14866 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
14867 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
14868 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
14869 * config/picochip/libgccExtras/divmod15.asm: Likewise.
14870 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
14871 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
14872 * config/picochip/libgccExtras/longjmp.asm: Likewise.
14873 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
14874 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
14875 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
14876 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
14877 * config/picochip/libgccExtras/setjmp.asm: Likewise.
14878 * config/picochip/libgccExtras/subdi3.asm: Likewise.
14879 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
14880 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
14881 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
14882 * config/rs6000/750cl.h: Likewise.
14883 * config/rs6000/altivec.h: Likewise.
14884 * config/rs6000/biarch64.h: Likewise.
14885 * config/rs6000/crtresfpr.asm: Likewise.
14886 * config/rs6000/crtresgpr.asm: Likewise.
14887 * config/rs6000/crtresxfpr.asm: Likewise.
14888 * config/rs6000/crtresxgpr.asm: Likewise.
14889 * config/rs6000/crtsavfpr.asm: Likewise.
14890 * config/rs6000/crtsavgpr.asm: Likewise.
14891 * config/rs6000/darwin-asm.h: Likewise.
14892 * config/rs6000/darwin-fallback.c: Likewise.
14893 * config/rs6000/darwin-fpsave.asm: Likewise.
14894 * config/rs6000/darwin-ldouble.c: Likewise.
14895 * config/rs6000/darwin-tramp.asm: Likewise.
14896 * config/rs6000/darwin-unwind.h: Likewise.
14897 * config/rs6000/darwin-vecsave.asm: Likewise.
14898 * config/rs6000/darwin-world.asm: Likewise.
14899 * config/rs6000/e500crtres32gpr.asm: Likewise.
14900 * config/rs6000/e500crtres64gpr.asm: Likewise.
14901 * config/rs6000/e500crtres64gprctr.asm: Likewise.
14902 * config/rs6000/e500crtrest32gpr.asm: Likewise.
14903 * config/rs6000/e500crtrest64gpr.asm: Likewise.
14904 * config/rs6000/e500crtresx32gpr.asm: Likewise.
14905 * config/rs6000/e500crtresx64gpr.asm: Likewise.
14906 * config/rs6000/e500crtsav32gpr.asm: Likewise.
14907 * config/rs6000/e500crtsav64gpr.asm: Likewise.
14908 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
14909 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
14910 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
14911 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
14912 * config/rs6000/eabi-ci.asm: Likewise.
14913 * config/rs6000/eabi-cn.asm: Likewise.
14914 * config/rs6000/eabi.asm: Likewise.
14915 * config/rs6000/linux-unwind.h: Likewise.
14916 * config/rs6000/linux64.h: Likewise.
14917 * config/rs6000/paired.h: Likewise.
14918 * config/rs6000/paired.md: Likewise.
14919 * config/rs6000/ppc64-fp.c: Likewise.
14920 * config/rs6000/ppu_intrinsics.h: Likewise.
14921 * config/rs6000/rs6000.h: Likewise.
14922 * config/rs6000/si2vmx.h: Likewise.
14923 * config/rs6000/sol-ci.asm: Likewise.
14924 * config/rs6000/sol-cn.asm: Likewise.
14925 * config/rs6000/spe.h: Likewise.
14926 * config/rs6000/spu2vmx.h: Likewise.
14927 * config/rs6000/sysv4.h: Likewise.
14928 * config/rs6000/tramp.asm: Likewise.
14929 * config/rs6000/vec_types.h: Likewise.
14930 * config/s390/linux-unwind.h: Likewise.
14931 * config/s390/tpf-unwind.h: Likewise.
14932 * config/score/crti.asm: Likewise.
14933 * config/score/crtn.asm: Likewise.
14934 * config/sh/crt1.asm: Likewise.
14935 * config/sh/crti.asm: Likewise.
14936 * config/sh/crtn.asm: Likewise.
14937 * config/sh/divtab-sh4-300.c: Likewise.
14938 * config/sh/divtab-sh4.c: Likewise.
14939 * config/sh/divtab.c: Likewise.
14940 * config/sh/lib1funcs-4-300.asm: Likewise.
14941 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
14942 * config/sh/lib1funcs.asm: Likewise.
14943 * config/sh/lib1funcs.h: Likewise.
14944 * config/sh/linux-atomic.asm: Likewise.
14945 * config/sh/linux-unwind.h: Likewise.
14946 * config/sh/shmedia.h: Likewise.
14947 * config/sh/sshmedia.h: Likewise.
14948 * config/sh/ushmedia.h: Likewise.
14949 * config/sparc/crtfastmath.c: Likewise.
14950 * config/sparc/linux-unwind.h: Likewise.
14951 * config/sparc/sol2-c1.asm: Likewise.
14952 * config/sparc/sol2-ci.asm: Likewise.
14953 * config/sparc/sol2-cn.asm: Likewise.
14954 * config/spu/divmodti4.c: Likewise.
14955 * config/spu/divv2df3.c: Likewise.
14956 * config/spu/float_disf.c: Likewise.
14957 * config/spu/float_unsdidf.c: Likewise.
14958 * config/spu/float_unsdisf.c: Likewise.
14959 * config/spu/float_unssidf.c: Likewise.
14960 * config/spu/mfc_multi_tag_release.c: Likewise.
14961 * config/spu/mfc_multi_tag_reserve.c: Likewise.
14962 * config/spu/mfc_tag_release.c: Likewise.
14963 * config/spu/mfc_tag_reserve.c: Likewise.
14964 * config/spu/mfc_tag_table.c: Likewise.
14965 * config/spu/multi3.c: Likewise.
14966 * config/spu/spu_internals.h: Likewise.
14967 * config/spu/spu_intrinsics.h: Likewise.
14968 * config/spu/spu_mfcio.h: Likewise.
14969 * config/spu/vec_types.h: Likewise.
14970 * config/spu/vmx2spu.h: Likewise.
14971 * config/stormy16/stormy16-lib2.c: Likewise.
14972 * config/svr4.h: Likewise.
14973 * config/sync.c: Likewise.
14974 * config/v850/lib1funcs.asm: Likewise.
14975 * config/vxlib-tls.c: Likewise.
14976 * config/vxlib.c: Likewise.
14977 * config/vxworks-dummy.h: Likewise.
14978 * config/xtensa/crti.asm: Likewise.
14979 * config/xtensa/crtn.asm: Likewise.
14980 * config/xtensa/ieee754-df.S: Likewise.
14981 * config/xtensa/ieee754-sf.S: Likewise.
14982 * config/xtensa/lib1funcs.asm: Likewise.
14983 * config/xtensa/lib2funcs.S: Likewise.
14984 * config/xtensa/linux-unwind.h: Likewise.
14985 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
14986 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
14987 * coretypes.h: Likewise.
14988 * crtstuff.c: Likewise.
14989 * defaults.h: Likewise.
14990 * dwarf2.h: Likewise.
14991 * emutls.c: Likewise.
14992 * gbl-ctors.h: Likewise.
14993 * gcov-io.h: Likewise.
14994 * ginclude/float.h: Likewise.
14995 * ginclude/iso646.h: Likewise.
14996 * ginclude/stdarg.h: Likewise.
14997 * ginclude/stdbool.h: Likewise.
14998 * ginclude/stddef.h: Likewise.
14999 * ginclude/stdfix.h: Likewise.
15000 * ginclude/stdint-gcc.h: Likewise.
15001 * ginclude/tgmath.h: Likewise.
15002 * gthr-aix.h: Likewise.
15003 * gthr-dce.h: Likewise.
15004 * gthr-gnat.c: Likewise.
15005 * gthr-gnat.h: Likewise.
15006 * gthr-lynx.h: Likewise.
15007 * gthr-mipssde.h: Likewise.
15008 * gthr-nks.h: Likewise.
15009 * gthr-posix.c: Likewise.
15010 * gthr-posix.h: Likewise.
15011 * gthr-posix95.h: Likewise.
15012 * gthr-rtems.h: Likewise.
15013 * gthr-single.h: Likewise.
15014 * gthr-solaris.h: Likewise.
15015 * gthr-tpf.h: Likewise.
15016 * gthr-vxworks.h: Likewise.
15017 * gthr-win32.h: Likewise.
15018 * gthr.h: Likewise.
15019 * libgcc2.c: Likewise.
15020 * libgcc2.h: Likewise.
15021 * libgcov.c: Likewise.
15022 * tsystem.h: Likewise.
15023 * typeclass.h: Likewise.
15024 * unwind-c.c: Likewise.
15025 * unwind-compat.h: Likewise.
15026 * unwind-dw2-fde-compat.c: Likewise.
15027 * unwind-dw2-fde-darwin.c: Likewise.
15028 * unwind-dw2-fde-glibc.c: Likewise.
15029 * unwind-dw2-fde.c: Likewise.
15030 * unwind-dw2-fde.h: Likewise.
15031 * unwind-dw2.c: Likewise.
15032 * unwind-dw2.h: Likewise.
15033 * unwind-generic.h: Likewise.
15034 * unwind-pe.h: Likewise.
15035 * unwind-sjlj.c: Likewise.
15036 * unwind.inc: Likewise.
15037 * config/arm/neon-gen.ml: Change generated copyright header to
15038 refer to version 3 of the GNU General Public License with
15039 version 3.1 of the GCC Runtime Library Exception and to point
15040 readers at the COPYING3 and COPYING3.RUNTIME files and the
15041 FSF's license web page.
15042 * config/arm/arm_neon.h: Regenerate.
15044 2009-04-09 Jakub Jelinek <jakub@redhat.com>
15046 * config/cris/cris.md: Change copyright header to refer to version
15047 3 of the GNU General Public License.
15048 * doc/install.texi2html: Change copyright header to refer to version
15049 3 of the GNU General Public License and to point readers at the
15050 COPYING3 file and the FSF's license web page.
15051 * config/vax/linux.h: Likewise.
15053 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
15055 * config/i386/i386.md (cmpcc): New.
15056 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
15057 (sync_compare_and_swap_cc*): Delete.
15059 * config/s390/s390.c (s390_compare_emitted): Remove.
15060 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
15061 s390_compare_emitted used to be handled. Assert that modes match.
15062 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
15063 refer to sync_compare_and_swap_ccsi.
15064 * config/s390/s390.h (s390_compare_emitted): Remove.
15065 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
15066 instead of s390_compare_emitted.
15067 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
15068 instead of s390_compare_emitted.
15069 * config/s390/s390.md (cmpcc): New.
15070 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
15071 CC_REGNUM, do not pretend it's set.
15072 (sync_compare_and_swap_cc*): Delete.
15073 * config/s390/predicates.md (cc_reg_operand): New.
15075 * expr.c (sync_compare_and_swap_cc): Delete.
15076 * optabs.h (sync_compare_and_swap_cc): Delete.
15077 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
15078 is being used with can_compare_p.
15079 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
15080 (find_cc_set): New.
15081 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
15082 look for a MODE_CC set instead. Use emit_store_flag.
15083 (expand_compare_and_swap_loop): Likewise, with some additional
15084 complication to avoid a force_reg when useless. Use
15085 emit_cmp_and_jump_insns.
15086 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
15087 * doc/md.texi (sync_compare_and_swap_cc): Merge with
15088 sync_compare_and_swap documentation.
15090 2009-04-09 Jan Hubicka <jh@suse.cz>
15092 * except.c (find_prev_try): Break out from ....
15093 (duplicate_eh_regions): ... here; properly update prev_try pointers
15094 when duplication part of tree.
15095 (dump_eh_tree): Improve dumping.
15096 (verify_eh_region): New.
15097 (verify_eh_tree): Use it.
15099 2009-04-06 Richard Guenther <rguenther@suse.de>
15101 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
15102 &ARRAY addresses by adjusting their types and prepending
15104 * tree-cfg.c (verify_gimple_assign_single): Verify that
15105 addresses are correct.
15107 2009-04-09 Richard Guenther <rguenther@suse.de>
15109 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
15110 indices into an array reference if possible.
15111 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
15112 Fold POINTER_PLUS_EXPR statements with invariant address.
15114 2009-04-09 Alan Modra <amodra@bigpond.net.au>
15117 * config.gcc (powerpc64-*-linux*): Always build biarch.
15119 2009-04-09 Joseph Myers <joseph@codesourcery.com>
15122 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
15123 it and pedwarn if this results in an INTEGER_CST.
15125 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15127 * doc/install.texi: Update minimum GMP version. Remove obsolete
15128 text in MPFR section.
15130 2009-04-08 Jakub Jelinek <jakub@redhat.com>
15132 * dwarf2out.c (class_scope_p): New static inline.
15133 (class_or_namespace_scope_p): Use it.
15134 (gen_variable_die): Use DW_TAG_member tag for static data member
15135 declarations instead of DW_TAG_variable.
15137 PR middle-end/39573
15138 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
15141 2009-04-08 Richard Guenther <rguenther@suse.de>
15143 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
15144 valueize random data.
15146 2009-04-08 David Edelsohn <edelsohn@gnu.org>
15148 * config.gcc (aix tm_file): Add aix-stdint.h.
15149 (aix tm clause use_gcc_stdint): Set to wrap.
15150 * config/rs6000/aix-stdint.h: New file.
15152 2009-04-08 Richard Guenther <rguenther@suse.de>
15154 PR middle-end/36291
15155 * tree-dfa.c (add_referenced_var): Do not recurse into
15156 global initializers.
15157 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
15159 (fold_const_aggregate_ref): Likewise.
15161 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15163 * recog.c (ordered_comparison_operator): New.
15164 * gensupport.c (std_preds): Add it.
15165 * doc/md.texi (Machine-Independent Predicates): Document it.
15167 2009-04-08 Jan Hubicka <jh@suse.cz>
15169 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
15170 * function.h (rtl_eh): Remove exception_handler_label_map.
15171 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
15172 remove_exception_handler_label, for_each_eh_label_1): Remove.
15173 (rtl_remove_unreachable_regions): Remove.
15174 (convert_from_eh_region_ranges): Do not remove unreachable regions.
15175 (find_exception_handler_labels): Don't build the hashtable.
15176 (maybe_remove_eh_handler): Remove.
15177 (for_each_eh_label): Rewrite to walk the tree.
15178 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
15179 * except.h (maybe_remove_eh_handler): Remove.
15180 * passes.c (init_optimization_passes): Schedule second EH cleanup
15182 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
15183 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
15185 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15187 * genoutput.c (validate_optab_operands): New.
15188 (gen_insn, gen_expand): Call it.
15190 * genflags.c (gen_insn): Detect misused iterators.
15191 (main): Pass line_no to gen_insn, exit with status 1 on error.
15193 * genextract.c (line_no): Make global.
15194 (VEC_safe_set_locstr): Change assertion to error message.
15195 (main): Exit with status 1 on error.
15197 2009-04-08 Joseph Myers <joseph@codesourcery.com>
15201 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
15202 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
15203 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
15204 * c-convert.c (convert): Do not call fold on results of conversion
15205 functions when the result is a C_MAYBE_CONST_EXPR.
15206 * c-parser.c (c_parser_postfix_expression): Do not fold condition
15207 of __builtin_choose_expr.
15208 * c-typeck.c (remove_c_maybe_const_expr): New.
15209 (build_unary_op, build_conditional_expr, build_compound_expr,
15210 build_binary_op, c_objc_common_truthvalue_conversion): Call
15211 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
15214 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
15216 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
15217 CODE to produce a new one. Add a prototype to use fold_convert_const
15219 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
15222 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
15223 mix declarations and code.
15225 2009-04-08 Ben Elliston <bje@au.ibm.com>
15227 * gcc.c: Replace `CC' with `GCC' throughout.
15229 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
15231 * doc/invoke.texi: Document Atom support.
15233 2009-04-07 Jason Merrill <jason@redhat.com>
15236 * c-common.h, c-common.c: Add flag_pretty_templates.
15237 * c-opts.c (c_common_handle_option): Set it.
15238 * c.opt: Add -fno-pretty-templates.
15239 * doc/invoke.texi (C++ Dialect Options): Likewise.
15241 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
15243 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
15244 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
15245 (ia64_expand_builtin): Likewise.
15247 2009-04-07 Martin Jambor <mjambor@suse.cz>
15249 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
15250 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
15251 ADDR_EXPRS are include too.
15253 2009-04-07 Richard Guenther <rguenther@suse.de>
15255 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
15256 decls are only used if passes as parameters or if they are
15257 local statics and the call is not to a builtin.
15258 (call_may_clobber_ref_p_1): Likewise.
15260 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15262 * expr.c (do_store_flag): Remove last argument. Simplify code
15263 to avoid duplication of tests already done by can_compare_p.
15264 (expand_expr_real_1): Adjust caller.
15266 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15268 * optabs.c (can_compare_p): Test the predicate of a
15269 cbranch and cstore pattern.
15271 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15273 * expr.c (convert_move): Use emit_store_flag instead of
15276 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15278 * config/i386/i386.c (ix86_compare_emitted): Remove.
15279 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
15280 ix86_compare_op0 like ix86_compare_emitted used to be handled.
15281 * config/i386/i386.h (ix86_compare_emitted): Remove.
15282 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
15283 instead of ix86_compare_emitted.
15284 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
15286 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
15288 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
15289 Add t-sysroot-suffix to tmake_file.
15290 * config/print-sysroot-suffix.sh: New file.
15291 * config/t-sysroot-suffix: New file.
15293 2009-04-07 Ben Elliston <bje@au.ibm.com>
15295 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
15296 as the latter produces a warning when the target does not support
15299 2009-04-07 Ben Elliston <bje@au.ibm.com>
15301 * dfp.c: Replace type punning assignments with memcpy throughout.
15302 * Makefile.in (dfp.o-warn): Remove.
15304 2009-04-07 Alan Modra <amodra@bigpond.net.au>
15307 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
15308 Include soft-fp/t-softfp after rs6000/t-linux64.
15310 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
15312 * stor-layout.c (set_sizetype): Use the full precision of their
15313 machine mode for bitsize types.
15315 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
15317 * config/i386/i386.md: Revert 2 accidental checkins.
15319 2009-04-06 Joey Ye <joey.ye@intel.com>
15320 Xuepeng Guo <xuepeng.guo@intel.com>
15321 H.J. Lu <hongjiu.lu@intel.com>
15323 Atom pipeline model, tuning and insn selection.
15324 * config.gcc (atom): Add atom config options and target.
15326 * config/i386/atom.md: New.
15328 * config/i386/i386.c (atom_cost): New cost.
15329 (m_ATOM): New macro flag.
15330 (initial_ix86_tune_features): Set m_ATOM.
15331 (x86_accumulate_outgoing_args): Likewise.
15332 (x86_arch_always_fancy_math_387): Likewise.
15333 (processor_target): Add Atom cost.
15334 (cpu_names): Add Atom cpu name.
15335 (override_options): Set Atom ISA.
15336 (ix86_issue_rate): New case PROCESSOR_ATOM.
15337 (ix86_adjust_cost): Likewise.
15339 * config/i386/i386.h (TARGET_ATOM): New target macro.
15340 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
15341 (TARGET_OPT_AGU): New target option.
15342 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
15343 (processor_type): Add PROCESSOR_ATOM.
15345 * config/i386/i386.md (cpu): Add new value "atom".
15346 (use_carry, movu): New attr.
15347 (atom.md): Include atom.md.
15348 (adddi3_carry_rex64): Set attr "use_carry".
15349 (addqi3_carry): Likewise.
15350 (addhi3_carry): Likewise.
15351 (addsi3_carry): Likewise.
15352 (*addsi3_carry_zext): Likewise.
15353 (subdi3_carry_rex64): Likewise.
15354 (subqi3_carry): Likewise.
15355 (subhi3_carry): Likewise.
15356 (subsi3_carry): Likewise.
15357 (x86_movdicc_0_m1_rex64): Likewise.
15358 (*x86_movdicc_0_m1_se): Likewise.
15359 (x86_movsicc_0_m1): Likewise.
15360 (*x86_movsicc_0_m1_se): Likewise.
15361 (*adddi_1_rex64): Emit add insn as much as possible.
15362 (*addsi_1): Likewise.
15363 (return_internal): Set atom_unit.
15364 (return_internal_long): Likewise.
15365 (return_pop_internal): Likewise.
15366 (*rcpsf2_sse): Set atom_sse_attr attr.
15367 (*qrt<mode>2_sse): Likewise.
15368 (*prefetch_sse): Likewise.
15370 * config/i386/i386-c.c (ix86_target_macros_internal): New case
15372 (ix86_target_macros_internal): Likewise.
15374 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
15375 (*prefetch_sse_rex): Likewise.
15376 (sse_rcpv4sf2): Likewise.
15377 (sse_vmrcpv4sf2): Likewise.
15378 (sse_sqrtv4sf2): Likewise.
15379 (<sse>_vmsqrt<mode>2): Likewise.
15380 (sse_ldmxcsr): Likewise.
15381 (sse_stmxcsr): Likewise.
15382 (*sse_sfence): Likewise.
15383 (sse2_clflush): Likewise.
15384 (*sse2_mfence): Likewise.
15385 (*sse2_lfence): Likewise.
15386 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
15387 (<sse>_movup<ssemodesuffixf2c>): Likewise.
15388 (avx_movdqu<avxmodesuffix>): Likewise.
15389 (avx_lddqu<avxmodesuffix>): Likewise.
15390 (sse2_movntv2di): Change attr "type" to "ssemov".
15391 (sse2_movntsi): Likewise.
15392 (rsqrtv8sf2): Change attr "type" to "sseadd".
15393 (sse3_addsubv2df3): Set attr "atom_unit".
15394 (sse3_h<plusminus_insn>v4sf3): Likewise.
15395 (*sse2_pmaddwd): Likewise.
15396 (*vec_extractv2di_1_rex64): Likewise.
15397 (*vec_extractv2di_1_avx): Likewise.
15398 (sse2_psadbw): Likewise.
15399 (ssse3_phaddwv8hi3): Likewise.
15400 (ssse3_phaddwv4hi3): Likewise.
15401 (ssse3_phadddv4si3): Likewise.
15402 (ssse3_phadddv2si3): Likewise.
15403 (ssse3_phaddswv8hi3): Likewise.
15404 (ssse3_phaddswv4hi3): Likewise.
15405 (ssse3_phsubwv8hi3): Likewise.
15406 (ssse3_phsubwv4hi3): Likewise.
15407 (ssse3_phsubdv4si3): Likewise.
15408 (ssse3_phsubdv2si3): Likewise.
15409 (ssse3_phsubswv8hi3): Likewise.
15410 (ssse3_phsubswv4hi3): Likewise.
15411 (ssse3_pmaddubsw128): Likewise.
15412 (sse3_pmaddubsw: Likewise.
15413 (ssse3_palignrti): Likewise.
15414 (ssse3_palignrdi): Likewise.
15416 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
15418 * doc/install.texi (Specific): Fix two cross-references to MinGW.
15420 2009-04-06 Richard Guenther <rguenther@suse.de>
15422 PR tree-optimization/28868
15423 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
15424 of which PHI results we inserted.
15425 (insert_into_preds_of_block): Record inserted PHIs.
15426 (eliminate): Eliminate redundant PHI nodes.
15427 (init_pre): Init inserted_phi_names.
15429 2009-04-06 Richard Guenther <rguenther@suse.de>
15431 PR tree-optimization/39643
15432 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
15433 IMAGPART_EXPRs of complex constants.
15434 (execute_fold_all_builtins): If we folded a call queue
15435 TODO_update_address_taken.
15437 2009-04-06 Jan Hubicka <jh@suse.cz>
15439 PR middle-end/39659
15440 * except.c (remove_unreachable_regions): Propagate may_contain_throw
15443 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
15445 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
15447 (ic_invalidate_array): Likewise.
15449 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
15451 * calls.c (emit_library_call_value_1): Fix a problem with parameter
15452 alignment for library calls.
15454 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
15456 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
15457 (mingw32 tm clause use_gcc_stdint): Set to wrap.
15458 * config/i386/mingw-stdint.h: New file.
15460 2009-04-05 Richard Guenther <rguenther@suse.de>
15462 PR tree-optimization/39648
15463 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
15464 our &A vs. &A[0] IL deficiencies.
15466 2009-04-04 Jan Hubicka <jh@suse.cz>
15468 * except.c (sjlj_find_directly_reachable_regions): Be ready for
15469 removed toplevel regions.
15470 (sjlj_mark_call_sites): Likewise.
15472 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
15474 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
15475 (cygwin tm clause use_gcc_stdint): Set to wrap.
15476 * config/i386/cygwin-stdint.h: New file.
15478 2009-04-04 Richard Guenther <rguenther@suse.de>
15480 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
15481 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
15482 single-argument PHIs if we are in loop-closed SSA form.
15483 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
15484 for the pre-condition.
15485 (slpeel_tree_peel_loop_to_edge): Likewise.
15486 (vect_build_loop_niters): Take an optional sequence to append stmts.
15487 (vect_generate_tmps_on_preheader): Likewise.
15488 (vect_do_peeling_for_loop_bound): Take extra guards for the
15490 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
15491 the cost model check.
15492 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
15493 guards if we are going to peel. Do not apply versioning in that case.
15494 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
15495 (vect_do_peeling_for_loop_bound): Likewise.
15496 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
15497 loop bound only record extra pre-conditions, do not apply loop
15500 2009-04-04 Richard Guenther <rguenther@suse.de>
15502 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
15505 2009-04-04 Jan Hubicka <jh@suse.cz>
15507 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
15508 last_basic_block for size of bb->index indexed array.
15509 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
15510 compute_out, link_btr_uses, build_btr_def_use_webs,
15511 build_btr_def_use_webs, migrate_btr_defs): Likewise.
15513 2009-04-04 Jan Hubicka <jh@suse.cz>
15515 * except.c (remove_eh_handler_and_replace): Break out from ...
15516 (remove_eh_handler): ... here.
15517 (bring_to_root): New function.
15518 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
15519 handled ones, bring others to root of tree.
15521 2009-04-04 Jan Hubicka <jh@suse.cz>
15523 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
15524 (all_phis_safe_to_merge): New function.
15525 (update_info): New structure.
15526 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
15527 (cleanup_empty_eh): Update SSA if possible.
15529 2009-04-04 Richard Guenther <rguenther@suse.de>
15531 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
15532 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
15533 (append_vuse): Likewise.
15535 2009-04-04 Jakub Jelinek <jakub@redhat.com>
15537 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
15538 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
15539 instead of REG_UNSAVED for DW_CFA_undefined.
15540 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
15541 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
15544 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
15547 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
15548 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
15549 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
15551 2009-04-04 Richard Guenther <rguenther@suse.de>
15553 PR tree-optimization/8781
15554 PR tree-optimization/37892
15555 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
15556 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
15557 (valueize_refs): Call it for *& valueizations.
15558 (shared_reference_ops_from_ref): Rename to ...
15559 (valueize_shared_reference_ops_from_ref): ... this and valueize.
15560 (shared_reference_ops_from_call): Rename to ...
15561 (valueize_shared_reference_ops_from_call): ... this and valueize.
15562 (vn_reference_lookup): Update.
15563 (visit_reference_op_call): Likewise.
15564 * tree-ssa-pre.c (phi_translate_1): Fold *&.
15565 (eliminate): Value-replace the call address in call statements.
15567 2009-04-04 Richard Guenther <rguenther@suse.de>
15569 PR tree-optimization/39636
15570 * tree-ssa-forwprop.c
15571 (forward_propagate_addr_into_variable_array_index): Check for
15572 GIMPLE_ASSIGN before accessing the rhs code.
15574 2009-04-03 Jason Merrill <jason@redhat.com>
15576 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
15578 2009-04-03 Steve Ellcey <sje@cup.hp.com>
15580 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
15581 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
15582 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
15583 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
15584 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
15585 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
15586 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
15587 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
15588 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
15589 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
15590 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
15591 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
15592 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
15593 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
15594 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
15595 Use fr_reg_or_fp01_operand instead of fr_register_operand
15597 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
15598 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
15599 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
15601 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
15603 PR rtl-optimization/39607
15604 PR rtl-optimization/39631
15608 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15609 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
15610 instead of DF_LR_OUT.
15611 * ira-lives.c (process_bb_node_lives): Ditto.
15612 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
15613 instead of DF_LR_{OUT,IN}.
15614 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
15615 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
15617 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
15619 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
15620 (execute_lower_omp): Always run but take the short way out if -fopenmp
15622 (gate_lower_omp): Remove, forcing the pass manager to always run the
15623 pass and always set PROP_gimple_lomp.
15624 (pass_lower_omp): Remove gate function.
15625 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
15626 PROP_trees. Instead, require it.
15627 * ipa-cp.c (pass_ipa_cp): Likewise.
15628 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
15629 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
15630 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
15631 and PROP_gimple_leh.
15633 2009-04-03 Richard Guenther <rguenther@suse.de>
15635 PR middle-end/13146
15636 PR tree-optimization/23940
15637 PR tree-optimization/33237
15638 PR middle-end/33974
15639 PR middle-end/34093
15640 PR tree-optimization/36201
15641 PR tree-optimization/36230
15642 PR tree-optimization/38049
15643 PR tree-optimization/38207
15644 PR tree-optimization/38230
15645 PR tree-optimization/38301
15646 PR tree-optimization/38585
15647 PR middle-end/38895
15648 PR tree-optimization/38985
15649 PR tree-optimization/39299
15650 * tree-ssa-structalias.h: Remove.
15651 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
15652 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
15653 (struct vuse_element_d): Remove.
15654 (struct vuse_vec_d): Likewise.
15655 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
15656 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
15657 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
15658 VUSE_ELEMENT_VAR): Likewise.
15659 (struct voptype_d): Likewise.
15660 (NUM_VOP_FREE_BUCKETS): Likewise.
15661 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
15662 (struct stmt_operands_d): Remove.
15663 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
15664 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
15665 VDEF_NUM, VDEF_VECT): Likewise.
15666 (copy_virtual_operands): Remove.
15667 (operand_build_cmp): Likewise.
15668 (create_ssa_artificial_load_stmt): Likewise.
15669 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
15670 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
15671 vuse_index and mayuse_index members. Pack and move done and iter_type
15672 members to the front.
15673 (SSA_OP_VMAYUSE): Remove.
15674 (SSA_OP_VIRTUAL_USES): Adjust.
15675 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
15676 (unlink_stmt_vdef): Declare.
15677 (add_to_addressable_set): Remove.
15678 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
15679 (vrp_visit_stmt): Likewise.
15680 * doc/tree-ssa.texi (Alias analysis): Update.
15681 * doc/invoke.texi (max-aliased-vops): Remove docs.
15682 (avg-aliased-vops): Likewise.
15683 * tree-into-ssa.c (syms_to_rename): Remove.
15684 (need_to_update_vops_p): Likewise.
15685 (need_to_initialize_update_ssa_p): Rename to ...
15686 (update_ssa_initialized_fn): ... this. Track function we are
15688 (symbol_marked_for_renaming): Simplify.
15689 (add_new_name_mapping): Do not set need_to_update_vops_p.
15690 (dump_currdefs): Use SYMS_TO_RENAME.
15691 (rewrite_update_stmt): Always walk all uses/defs.
15692 (dump_update_ssa): Adjust.
15693 (init_update_ssa): Take function argument. Track what we are
15695 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
15696 (create_new_def_for): Initialize for cfun, assert we are initialized
15698 (mark_sym_for_renaming): Simplify.
15699 (mark_set_for_renaming): Do not initialize update-ssa.
15700 (need_ssa_update_p): Simplify. Take function argument.
15701 (name_mappings_registered_p): Assert we ask for the correct function.
15702 (name_registered_for_update_p): Likewise.
15703 (ssa_names_to_replace): Likewise.
15704 (release_ssa_name_after_update_ssa): Likewise.
15705 (update_ssa): Likewise. Use SYMS_TO_RENAME.
15706 (dump_decl_set): Do not print a newline.
15707 (debug_decl_set): Do it here.
15708 (dump_update_ssa): And here.
15709 * tree-ssa-loop-im.c (move_computations): Adjust.
15710 (movement_possibility): Likewise.
15711 (determine_max_movement): Likewise.
15712 (gather_mem_refs_stmt): Likewise.
15713 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
15714 or NAME_MEMORY_TAG.
15715 * tree-complex.c (update_all_vops): Remove.
15716 (expand_complex_move): Adjust.
15717 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
15718 Simplify test for memory referencing statement. Exclude
15719 non-invariant ADDR_EXPRs.
15720 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
15721 * tree-loop-distribution.c (generate_memset_zero): Adjust.
15722 (rdg_flag_uses): Likewise.
15723 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
15725 (tree_optimize_tail_calls_1): Also split the
15726 edge from the entry block if we have degenerate PHI nodes in
15727 the first basic block.
15728 * tree.c (init_ttree): Remove memory-tag related code.
15729 (tree_code_size): Likewise.
15730 (tree_node_structure): Likewise.
15731 (build7_stat): Re-write to be build6_stat.
15732 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
15733 (SSA_VAR_P): Adjust.
15734 (struct tree_memory_tag): Remove.
15735 (struct tree_memory_partition_tag): Likewise.
15736 (union tree_node): Adjust.
15737 (build7): Re-write to be build6.
15738 * tree-pass.h (pass_reset_cc_flags): Remove.
15739 (TODO_update_address_taken): New flag.
15740 (pass_simple_dse): Remove.
15741 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
15742 * params.h (MAX_ALIASED_VOPS): Remove.
15743 (AVG_ALIASED_VOPS): Likewise.
15744 * omp-low.c (expand_omp_taskreg): Update SSA form.
15745 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
15746 aliases the lhs in a copy stmt.
15747 * tree-ssa-dse.c (struct address_walk_data): Remove.
15748 (memory_ssa_name_same): Likewise.
15749 (memory_address_same): Likewise.
15750 (get_kill_of_stmt_lhs): Likewise.
15751 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
15752 unused stores. Look through PHI nodes into post-dominated regions.
15753 (dse_optimize_stmt): Simplify. Properly remove stores.
15754 (tree_ssa_dse): Compute dominators.
15755 (execute_simple_dse): Remove.
15756 (pass_simple_dse): Likewise.
15757 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
15758 gimple_loaded_syms and gimple_stored_syms computation.
15759 * toplev.c (dump_memory_report): Dump alias and pta stats.
15760 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
15761 (vn_reference_eq): Likewise.
15762 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
15763 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
15764 valueize_vuses): Remove.
15765 (get_def_ref_stmt_vuses): Simplify. Rename to ...
15766 (get_def_ref_stmt_vuse): ... this.
15767 (vn_reference_lookup_2): New function.
15768 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
15769 walking equivalent vuses. Simplify.
15770 (vn_reference_lookup): Likewise.
15771 (vn_reference_insert): Likewise.
15772 (vn_reference_insert_pieces): Likewise.
15773 (visit_reference_op_call): Simplify.
15774 (visit_reference_op_load): Likewise.
15775 (visit_reference_op_store): Likewise.
15776 (init_scc_vn): Remove shared_lookup_vuses initialization.
15777 (free_scc_vn): Remove shared_lookup_vuses freeing.
15778 (sort_vuses, sort_vuses_heap): Remove.
15779 (get_ref_from_reference_ops): Export.
15780 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
15781 vector with single vuse pointer.
15782 (vn_reference_lookup_pieces, vn_reference_lookup,
15783 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
15784 (shared_vuses_from_stmt): Remove.
15785 (get_ref_from_reference_ops): Declare.
15786 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
15787 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
15788 memory-tag related code.
15789 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
15790 (likely_value): Add comment, skip static-chain of call statements.
15791 (surely_varying_stmt_p): Adjust.
15792 (gimplify_and_update_call_from_tree): Likewise.
15793 (execute_fold_all_builtins): Do not rebuild alias info.
15794 (gimplify_and_update_call_from_tree): Properly update VOPs.
15795 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
15796 (copy_ref_info): Remove memory-tag related code.
15797 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
15798 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
15799 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
15801 * tree-ssa-dom.c (gimple_p): Remove typedef.
15802 (eliminate_redundant_computations): Adjust.
15803 (record_equivalences_from_stmt): Likewise.
15804 (avail_expr_hash): Likewise.
15805 (avail_expr_eq): Likewise.
15806 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
15807 (stmt_makes_single_load): Likewise.
15808 (stmt_makes_single_store): Likewise.
15809 * tree-ssa-alias.c: Rewrite completely.
15810 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
15811 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
15812 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
15813 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
15814 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
15815 Remove public functions.
15816 (pass_reset_cc_flags): Remove.
15817 (pass_build_alias): Move ...
15818 * tree-ssa-structalias.c (pass_build_alias): ... here.
15819 * tree-ssa-alias.c (may_be_aliased): Move ...
15820 * tree-flow-inline.h (may_be_aliased): ... here.
15821 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
15822 count_uses_and_derefs): Move ...
15823 * gimple.c: ... here.
15824 * gimple.h (count_uses_and_derefs): Declare.
15825 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
15826 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
15827 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
15828 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
15829 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
15830 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
15831 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
15833 * tree-dfa.c (refs_may_alias_p): Move ...
15834 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
15835 * tree-ssa-alias.h: New file.
15836 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
15837 (statement_sink_location): Likewise.
15838 * opts.c (decode_options): Do not adjust max-aliased-vops or
15839 avg-aliased-vops values.
15840 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
15841 (TV_CALL_CLOBBER): Likewise.
15842 (TV_FLOW_SENSITIVE): Likewise.
15843 (TV_FLOW_INSENSITIVE): Likewise.
15844 (TV_MEMORY_PARTITIONING): Likewise.
15845 (TV_ALIAS_STMT_WALK): New timevar.
15846 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
15847 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
15848 (get_address_description): Remove memory-tag related code.
15849 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
15850 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
15851 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
15852 and immediate uses in statements. Document.
15853 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
15854 (dump_symbols): Remove.
15855 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
15856 * alias.c (get_deref_alias_set): New function split out from ...
15857 (get_alias_set): ... here.
15858 * alias.h (get_deref_alias_set): Declare.
15859 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
15860 type parameter. Remove restrict pointer handling. Create a
15861 ref-all pointer in case type-based alias sets do not conflict.
15862 (vect_analyze_data_refs): Remove SMT related code.
15863 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
15864 (vectorizable_load): Likewise.
15865 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
15866 (DR_SYMBOL_TAG, DR_VOPS): Remove.
15867 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
15868 Ignore vops and SMTs.
15869 (dr_analyze_alias): Likewise..
15870 (free_data_ref): Likewise.
15871 (create_data_ref): Likewise.
15872 (analyze_all_data_dependences): Likewise.
15873 (get_references_in_stmt): Adjust.
15874 * tree-flow-inline.h (gimple_aliases_computed_p,
15875 gimple_addressable_vars, gimple_call_clobbered_vars,
15876 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
15877 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
15878 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
15879 gimple_mem_ref_stats): Remove.
15880 (gimple_vop): New function.
15881 (op_iter_next_use): Remove vuses and mayuses cases.
15882 (op_iter_next_def): Remove vdefs case.
15883 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
15884 (clear_and_done_ssa_iter): Do not set removed fields.
15885 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
15886 Assert we are not iterating over vuses or vdefs if not also
15887 iterating over uses or defs.
15888 (op_iter_init_use): Likewise.
15889 (op_iter_init_def): Likewise.
15890 (op_iter_next_vdef): Remove.
15891 (op_iter_next_mustdef): Likewise.
15892 (op_iter_init_vdef): Likewise.
15893 (compare_ssa_operands_equal): Likewise.
15894 (link_use_stmts_after): Handle vuse operand.
15895 (is_call_used): Use is_call_clobbered.
15896 (is_call_clobbered): Global variables are always call clobbered,
15897 query the call-clobbers bitmap.
15898 (mark_call_clobbered): Ignore global variables.
15899 (clear_call_clobbered): Likewise.
15900 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
15901 virtual operands sanity check.
15902 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
15904 (TARGET_MEM_REF): Remove TMR_TAG operand.
15905 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
15906 Remove call-clobber related code.
15907 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
15908 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
15909 partitions or escape reason.
15910 (get_single_def_stmt, get_single_def_stmt_from_phi,
15911 get_single_def_stmt_with_phi): Remove.
15912 (dump_referenced_vars): Tidy.
15913 (get_ref_base_and_extent): Allow bare decls.
15914 (collect_dfa_stats): Adjust.
15915 * graphite.c (rename_variables_in_stmt): Adjust.
15916 (graphite_copy_stmts_from_block): Likewise.
15917 (translate_clast): Likewise.
15918 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
15920 (translate_vuse_through_block): Use the oracle.
15921 (phi_translate_1): Adjust.
15922 (value_dies_in_block_x): Use the oracle. Cache the outcome
15924 (valid_in_sets): Check if the VUSE for
15925 a REFERENCE is available.
15926 (eliminate): Do not remove stmts during elimination,
15927 instead queue and remove them afterwards.
15928 (do_pre): Do not rebuild alias info.
15929 (pass_pre): Run TODO_rebuild_alias before PRE.
15930 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
15931 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
15932 (mark_all_v_defs_stmt): Remove.
15933 (mark_all_v_defs_seq): Adjust.
15934 (sra_replace): Likewise.
15935 (scalarize_use): Likewise.
15936 (scalarize_copy): Likewise.
15937 (scalarize_init): Likewise.
15938 (scalarize_ldst): Likewise.
15939 (todoflags): Remove.
15940 (tree_sra): Do not rebuild alias info.
15941 (tree_sra_early): Adjust.
15942 (pass_sra): Run TODO_update_address_taken before SRA.
15943 * tree-predcom.c (set_alias_info): Remove.
15944 (prepare_initializers_chain): Do not call it.
15945 (mark_virtual_ops_for_renaming): Adjust.
15946 (mark_virtual_ops_for_renaming_list): Remove.
15947 (initialize_root_vars): Adjust.
15948 (initialize_root_vars_lm): Likewise.
15949 (prepare_initializers_chain): Likewise.
15950 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
15951 (may_propagate_copy_into_stmt): Likewise.
15952 (merge_alias_info): Do nothing for now.
15953 (propagate_tree_value_into_stmt): Adjust.
15954 (stmt_may_generate_copy): Likewise.
15955 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
15956 not mark symbols for renaming.
15957 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
15958 with the same statement, make sure to update the new pointed-to one.
15959 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
15960 call statements, do not mark symbols for renaming.
15961 (mark_operand_necessary): Dump something.
15962 (ref_may_be_aliased): New function.
15963 (mark_aliased_reaching_defs_necessary_1): New helper function.
15964 (mark_aliased_reaching_defs_necessary): Likewise.
15965 (mark_all_reaching_defs_necessary_1): Likewise.
15966 (mark_all_reaching_defs_necessary): Likewise.
15967 (propagate_necessity): Do not process virtual PHIs. For
15968 non-aliased loads mark all reaching definitions as necessary.
15969 For aliased loads and stores mark the immediate dominating
15970 aliased clobbers as necessary.
15971 (visited): New global static.
15972 (perform_tree_ssa_dce): Free visited bitmap after propagating
15974 (remove_dead_phis): Perform simple dead virtual PHI removal.
15975 (remove_dead_stmt): Properly unlink virtual operands when
15977 (eliminate_unnecessary_stmts): Schedule PHI removal after
15979 * tree-ssa-ter.c (is_replaceable_p): Adjust.
15980 (process_replaceable): Likewise.
15981 (find_replaceable_in_bb): Likewise.
15982 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
15983 based on the single gimple vop.
15984 (verify_flow_insensitive_alias_info): Remove.
15985 (verify_flow_sensitive_alias_info): Likewise.
15986 (verify_call_clobbering): Likewise.
15987 (verify_memory_partitions): Likewise.
15988 (verify_alias_info): Likewise.
15989 (verify_ssa): Adjust..
15990 (execute_update_addresses_taken): Export. Update SSA
15991 manually. Optimize only when optimizing. Use a local bitmap.
15992 (pass_update_address_taken): Remove TODO_update_ssa, add
15994 (pass_update_address_taken): Just use TODO_update_address_taken.
15995 (init_tree_ssa): Do not initialize addressable_vars.
15996 (verify_ssa): Verify new VUSE / VDEF properties.
15997 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
15998 Do not call verify_alias_info.
15999 (delete_tree_ssa): Clear the VUSE, VDEF operands.
16000 Do not free the loaded and stored syms bitmaps. Reset the escaped
16001 and callused solutions. Do not free addressable_vars.
16002 Remove memory-tag related code.
16003 (warn_uninitialized_var): Aliases are always available.
16004 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
16005 * lambda-code.c (can_put_in_inner_loop): Adjust.
16006 (can_put_after_inner_loop): Likewise.
16007 (perfect_nestify): Likewise.
16008 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
16009 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
16010 (vectorizable_conversion): Do not mark symbols for renaming.
16011 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
16012 (expand_call_inline): Unlink the calls virtual operands before
16014 (tree_function_versioning): Do not call update_ssa if we are not
16015 updating clones. Simplify.
16016 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
16017 (propagate_with_phi): Likewise..
16018 * tree-outof-ssa.c (create_temp): Remove memory tag and call
16019 clobber code. Assert we are not aliased or global.
16020 * tree-flow.h: Include tree-ssa-alias.h
16021 (enum escape_type): Remove.
16022 (struct mem_sym_stats_d): Likewise.
16023 (struct mem_ref_stats_d): Likewise.
16024 (struct gimple_df): Add vop member. Remove global_var,
16025 call_clobbered_vars, call_used_vars, addressable_vars,
16026 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
16027 escaped and callused members.
16028 (struct ptr_info_def): Remove all members, add points-to solution
16030 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
16031 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
16032 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
16033 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
16034 (tree-ssa-alias.o): Likewise.
16035 (toplev.o): Add tree-ssa-alias.h
16036 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
16037 * gimple.c (gimple_set_bb): Fix off-by-one error.
16038 (is_gimple_reg): Do not handle memory tags.
16039 (gimple_copy): Also copy virtual operands.
16040 Delay updating the statement. Do not reset loaded and stored syms.
16041 (gimple_set_stored_syms): Remove.
16042 (gimple_set_loaded_syms): Likewise.
16043 (gimple_call_copy_skip_args): Copy the virtual operands
16044 and mark the new statement modified.
16045 * tree-ssa-structalias.c (may_alias_p): Remove.
16046 (set_uids_in_ptset): Take the alias set to prune with as
16047 parameter. Fold in the alias test of may_alias_p.
16048 (compute_points_to_sets): Compute whether a ptr is dereferenced
16049 in a local sbitmap.
16050 (process_constraint): Deal with &ANYTHING on the lhs, reject all
16051 other ADDRESSOF constraints on the lhs.
16052 (get_constraint_for_component_ref): Assert that we don't get
16053 ADDRESSOF constraints from the base of the reference.
16054 Properly generate UNKNOWN_OFFSET for DEREF if needed.
16055 (struct variable_info): Remove collapsed_to member.
16056 (get_varinfo_fc): Remove.
16057 (new_var_info): Do not set collapsed_to.
16058 (dump_constraint): Do not follow cycles.
16059 (dump_constraint_graph): Likewise.
16060 (build_pred_graph): Likewise.
16061 (build_succ_graph): Likewise.
16062 (rewrite_constraints): Likewise.
16063 (do_simple_structure_copy): Remove.
16064 (do_rhs_deref_structure_copy): Remove.
16065 (do_lhs_deref_structure_copy): Remove.
16066 (collapse_rest_of_var): Remove.
16067 (do_structure_copy): Re-implement.
16068 (pta_stats): New global variable.
16069 (dump_pta_stats): New function.
16070 (struct constraint_expr): Make offset signed.
16071 (UNKNOWN_OFFSET): Define special value.
16072 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
16073 (solution_set_expand): New helper function split out from ...
16074 (do_sd_constraint): ... here.
16075 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
16076 (do_ds_constraint): Likewise.
16077 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
16078 and CALLUSED = *CALLUSED.
16079 (set_union_with_increment): Make inc argument signed.
16080 (type_safe): Remove.
16081 (get_constraint_for_ptr_offset): Handle unknown and negative
16083 (first_vi_for_offset): Handle offsets before start. Bail
16084 out early for offsets beyond the variable extent.
16085 (first_or_preceding_vi_for_offset): New function.
16086 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
16087 Together with ESCAPED = *ESCAPED this properly computes reachability.
16088 (find_what_var_points_to): New function.
16089 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
16090 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
16091 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
16092 pt_solutions_intersect): New functions.
16093 (compute_call_used_vars): Remove.
16094 (compute_may_aliases): New main entry into PTA computation.
16095 * gimple.h (gimple_p): New typedef.
16096 (struct gimple_statement_base): Remove references_memory_p.
16097 (struct gimple_statement_with_memory_ops_base): Remove
16098 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
16100 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
16101 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
16102 gimple_set_references_memory): Remove.
16103 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
16104 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
16106 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
16107 (verify_expr): Allow RESULT_DECL.
16108 (gimple_duplicate_bb): Do not copy virtual operands.
16109 (gimple_duplicate_sese_region): Adjust.
16110 (gimple_duplicate_sese_tail): Likewise.
16111 (mark_virtual_ops_in_region): Remove.
16112 (move_sese_region_to_fn): Do not call it.
16113 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
16114 and pass_simple_dse.
16115 (execute_function_todo): Handle TODO_update_address_taken,
16116 call execute_update_addresses_taken for TODO_rebuild_alias.
16117 (execute_todo): Adjust.
16118 (execute_one_pass): Init dump files early.
16119 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
16121 (create_general_new_stmt): Clear vops.
16122 * tree-ssa-reassoc.c (get_rank): Adjust.
16123 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
16124 symbols for renaming.
16125 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
16126 (PARAM_AVG_ALIASED_VOPS): Likewise.
16127 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
16128 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
16129 * tree-ssa-operands.c: Simplify for new virtual operand representation.
16130 (operand_build_cmp, copy_virtual_operands,
16131 create_ssa_artificial_load_stmt, add_to_addressable_set,
16132 gimple_add_to_addresses_taken): Remove public functions.
16133 (unlink_stmt_vdef): New function.
16135 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16137 * config.gcc (powerpc-*-linux*): Merge variants.
16139 2009-04-02 Chao-ying Fu <fu@mips.com>
16140 James Grosbach <james.grosbach@microchip.com>
16142 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
16143 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
16145 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
16146 keep_interrupts_masked_p, use_debug_exception_return_p.
16147 (mips_attribute_table): Add interrupt, use_shadow_register_set,
16148 keep_interrupts_masked, use_debug_exception_return.
16149 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
16150 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
16152 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
16153 (mips_print_operand): Process COP0 registers to print $0 .. $31
16154 correctly for GAS to process.
16155 (mips_interrupt_extra_call_saved_reg_p): New function.
16156 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
16158 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
16159 (mips_compute_frame_info): Add supports for interrupt context that
16160 includes doubleword accumulators and COP0 registers.
16161 (mips_for_each_saved_acc): New function.
16162 (mips_for_each_saved_gpr_and_fpr): Change the function name from
16163 mips_for_each_saved_reg.
16164 (mips_save_reg): Save accumulators.
16165 (mips_kernel_reg_p): A new for_each_rtx callback.
16166 (mips_expand_prologue): Support interrupt handlers.
16167 (mips_restore_reg): Restore accumulators.
16168 (mips_expand_epilogue): Support interrupt handlers.
16169 (mips_can_use_return_insn): Return false for interrupt handlers.
16170 (mips_epilogue_uses): New function.
16171 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
16172 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
16173 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
16174 cop0_move): New instructions.
16175 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
16176 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
16178 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
16180 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
16181 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
16182 interrupt handlers, we use K0 as the temporary register.
16183 (EPILOGUE_USES): Change to a function call.
16184 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
16185 handlers, we use K0 as the temporary register.
16187 * doc/extend.texi (Function Attributes): Document interrupt,
16188 use_shadow_register_set, keep_interrupts_masked,
16189 use_debug_exception_return for MIPS attributes.
16191 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16193 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
16194 Remove a number of t-files from tmake_file.
16195 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
16196 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
16197 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
16198 target_prototype, not TARGET_PROTOTYPE.
16199 (LINK_OS_GNU_SPEC): Define.
16200 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
16201 and darwin-ldoubdle.c.
16203 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
16206 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
16207 (cpp_options): Ditto.
16208 (default_compilers): Ditto.
16209 (display_help): Ditto.
16210 (process_command): Ditto.
16211 (do_spec_1): Ditto.
16212 (set_input): Use lbasename instead of duplicate code.
16213 (save_temps_prefix): New static for -save-temps=obj.
16214 (save_temps_length): Ditto.
16216 * doc/invoke.texi (-save-temps=obj): Document new variant to
16217 -save-temps switch.
16219 2009-04-02 Jeff Law <law@redhat.com>
16221 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
16224 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16226 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
16227 * configure: Regenerated.
16229 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16231 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
16232 share the argument list.
16234 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16238 2009-02-12 Diego Novillo <dnovillo@google.com>
16240 * varpool.c (debug_varpool): New.
16241 * cgraph.h (debug_varpool): Declare.
16243 2009-04-02 Jan Hubicka <jh@suse.cz>
16245 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
16248 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16250 * config/i386/i386.c (ix86_abi): Move initialization to ...
16251 (override_options): Here.
16253 2009-04-02 Christian Bruel <christian.bruel@st.com>
16255 * config/sh/sh.c (sh_dwarf_register_span): New function.
16256 (TARGET_DWARF_REGISTER_SPAN): Define.
16257 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
16259 2009-04-02 Ira Rosen <irar@il.ibm.com>
16261 PR tree-optimization/39595
16262 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
16263 interleaved loads group is not greater than the SLP group size.
16265 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16267 * builtins.c (is_builtin_name): New.
16268 (called_as_built_in): Use is_builtin_name.
16269 * tree.h (is_builtin_name): New.
16270 * varasm.c (incorporeal_function_p): Use is_builtin_name
16272 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
16274 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
16276 2009-04-02 Dodji Seketeli <dodji@redhat.com>
16279 * c-decl.c (clone_underlying_type): Move this ...
16280 * c-common.c (set_underlying_type): ... here.
16281 Also, make sure the function properly sets TYPE_STUB_DECL() on
16282 the newly created typedef variant type.
16283 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
16284 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
16287 2009-04-02 Richard Guenther <rguenther@suse.de>
16289 PR tree-optimization/37221
16290 * tree-flow.h (degenerate_phi_result): Declare.
16291 * tree-ssa-dom.c (degenerate_phi_result): Export.
16292 * tree-scalar-evolution.c (analyze_initial_condition): If
16293 the initial condition is defined by a degenerate PHI node
16294 use the degenerate value.
16296 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
16298 PR rtl-optimization/39588
16299 * combine.c (merge_outer_ops): Do not set the constant when this
16301 (simplify_shift_const_1): Do not modify it either in this case.
16303 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
16305 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
16306 tuning is deprecated if -mtune value is set to an Itanium1 variant.
16308 2009-04-01 Janis Johnson <janis187@us.ibm.com>
16311 * c-lex.c (interpret_float): Default (no suffix) is double.
16313 2009-04-1 Xinliang David Li <davidxl@google.com>
16315 * config/i386/i386.c (legitimate_constant_p): Recognize
16316 all one vector constant.
16318 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16320 * config/vax/vax.c: Add #includes to silence warnings.
16321 Change #include order to silence two warnings.
16323 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16325 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
16326 (ASM_SPEC): Pass -k to the assembler for PIC code.
16328 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16330 * config.gcc: Add vax-*-linux* to the switch.
16331 * config/vax/linux.h: New file. (TARGET_VERSION,
16332 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
16334 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16336 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
16337 Use predicate macros instead of GET_CODE() == foo.
16338 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
16339 ashlsi3, rotrsi3, <unnamed>): Likewise.
16341 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16343 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
16344 jbbccihi, jbbccisi): Remova trailing whitespace.
16345 * config/vax/constraints.md: Likewise.
16346 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16347 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
16348 * config/vax/predicates.md: Likewise.
16349 * config/vax/vax.c (print_operand_address, vax_output_int_move,
16350 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
16351 * config/vax/vax.h: Likewise.
16352 * config/vax/vax.md (nonlocal_goto): Likewise.
16354 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16356 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
16357 (indirectable_address_p, adjacent_operands_p): Add spaces around
16359 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
16361 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16363 * config/vax/vax.c (legitimate_constant_address_p,
16364 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
16365 index_term_p, reg_plus_index_p, legitimate_address_p,
16366 vax_mode_dependent_address_p): Update comments to match functions
16367 modified by the recent int->bool conversion.
16369 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16371 * config/vax/builtins.md: Update copyright message.
16372 * config/vax/constraints.md: Likewise.
16373 * config/vax/netbsd-elf.h: Likewise.
16374 * config/vax/predicates.md: Likewise.
16375 * config/vax/vax-protos.h: Likewise.
16376 * config/vax/vax.c: Likewise.
16377 * config/vax/vax.h: Likewise.
16378 * config/vax/vax.md: Likewise.
16379 * config/vax/vax.opt: Likewise.
16381 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16383 * config/vax/builtins.md (ffssi2, ffssi2_internal,
16384 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
16385 * config/vax/constraints.md (B, R): Likewise.
16386 * config/vax/predicates.md (external_memory_operand,
16387 nonimmediate_addsub_di_operand): Likewise.
16388 * config/vax/vax.c (vax_output_int_add): Likewise.
16389 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
16390 untyped_call): Likewise.
16392 2009-04-01 Matt Thomas <matt@3am-software.com>
16394 * config/vax/predicates.md: New file.
16395 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
16396 external_const_operand, nonsymbolic_operand, external_memory_operand,
16397 indirect_memory_operand, indexed_memory_operand,
16398 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
16399 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
16401 * config/vax/constraints.md: New file.
16402 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
16404 * config/vax/builtins.md: New file.
16405 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
16406 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
16408 * config/vax/vax.opt (mqmath): Add option.
16409 * config/vax/vax.md (isfx): Extend with DI.
16410 (VAXintQH, VAXintQHSD): Define.
16411 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
16412 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
16413 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
16414 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
16415 (movdi): Update constraints and use vax_output_int_move().
16416 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
16417 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
16418 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
16419 nonlocal_goto): New.
16420 (mov<mode>): Extend accepted operand types.
16421 (subdi3_old): Rename from subdi3, change update constraints and use
16422 a new implementation.
16423 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
16424 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
16425 MOVE_RATIO, CLEAR_RATIO): Define.
16426 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
16427 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
16428 (PRINT_OPERAND): Redefine using a function instead of inlined code.
16429 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
16430 (split_quadword_operands): Make static and really allow variable
16432 (print_operand_address): Update for PIC generation.
16433 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
16434 indexable_address_p, fixup_mathdi_operand,
16435 vax_expand_addsub_di_operands, adjacent_operands_p): New.
16436 (vax_float_literal, legitimate_constant_p,
16437 indirectable_constant_address_p, index_term_p,
16438 reg_plus_index_p): Return bool instead of int.
16439 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
16441 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
16443 (vax_output_conditional_branch): Indent.
16444 (legitimate_constant_address_p, indirectable_constant_address_p,
16445 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
16446 vax_mode_dependent_address_p): Return bool instead of int, update for
16448 * config/vax/vax-protos.h (legitimate_constant_address_p,
16449 legitimate_constant_p, legitimate_address_p,
16450 vax_mode_dependent_address_p): Change declaration to bool.
16451 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
16452 vax_expand_addsub_di_operands, vax_output_int_subtract,
16453 vax_output_movmemsi): Declare.
16454 (split_quadword_operands, vax_float_literal): Delete declaration.
16455 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
16456 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
16457 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
16458 ASM_OUTPUT_DWARF_PCREL): Define.
16459 (ASM_SPEC): Change definition to allow PIC generation.
16461 2009-04-01 Steve Ellcey <sje@cup.hp.com>
16463 * doc/sourcebuild.texi: Update front-end requirements.
16465 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16468 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
16469 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
16470 (booldi3_internal3): Use boolean_or_operator instead of
16473 2009-04-01 Joseph Myers <joseph@codesourcery.com>
16476 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
16477 declarator whose size is not an integer constant expression but
16478 folds to an integer constant, then treat it as a constant
16481 2009-04-01 Richard Guenther <rguenther@suse.de>
16483 * fold-const.c (fold_plusminus_mult_expr): Do not fold
16484 i * 4 + 2 to (i * 2 + 1) * 2.
16486 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16489 * c-parser.c (c_parser_asm_statement): Skip until close paren and
16490 return if c_parser_asm_string_literal returned NULL.
16492 2009-04-01 Nick Clifton <nickc@redhat.com>
16494 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
16496 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
16497 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
16498 other typedefs to avoid conflicts with libgcc2.c. Define labels
16499 to gain 16-bit bit-manipulation functions from libgcc2.c and then
16501 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
16502 to gain 16-bit trapping arithmetic functions from libgcc2.c and
16505 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
16507 * varasm.c (default_function_rodata_section): Declare DOT as
16510 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
16511 Andrey Galkin <agalkin@hypercom.com>
16514 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
16515 Make object_name unique for each process.
16517 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16520 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
16521 addressable variables in the parallel that could go out of scope while
16522 running queued tasks.
16524 2009-04-01 Anatoly Sokolov <aesok@post.ru>
16526 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
16527 (CASE_VALUES_THRESHOLD): Redefine.
16528 * config/avr/avr.c (avr_override_options): Remove initialization of
16529 avr_case_values_threshold variable.
16530 (avr_case_values_threshold): Remove variable. Add new function.
16531 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
16532 * config/avr/avr.opt (mno-tablejump): Remove option.
16533 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
16535 2009-04-01 DJ Delorie <dj@redhat.com>
16537 * varasm.c (default_function_rodata_section): Don't assume
16538 anything about where the first '.' in the section name is.
16540 2009-04-01 Alan Modra <amodra@bigpond.net.au>
16542 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
16543 rs6000_emit_stack_tie.
16545 2009-03-31 Ian Lance Taylor <iant@google.com>
16547 * tree-eh.c (tree_remove_unreachable_handlers): Compare
16548 gimple_code with GIMPLE_RESX, not RESX.
16550 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16552 * c-common.c (c_get_ident): New.
16553 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
16555 2009-04-01 Ben Elliston <bje@au.ibm.com>
16557 * config/rs6000/sysv4.opt (msdata): Improve option description.
16559 2009-03-31 Steve Ellcey <sje@cup.hp.com>
16561 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
16562 (divdf3_internal_lat): Remove.
16563 (divxf3_internal_lat): Remove.
16564 (divxf3_internal_thr): Remove.
16565 (divxf): Use divxf3_internal.
16566 * config/ia64/div.md (divsf3_internal_lat): New.
16567 (divdf3_internal_lat): New.
16568 (divxf3_internal): New.
16570 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16573 * Makefile.in (USE_GCC_STDINT): Define.
16574 (stmp-int-hdrs): Install stdint.h if applicable.
16575 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
16577 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
16578 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
16579 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16580 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16581 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16582 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16583 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16584 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16585 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16586 (c_common_nodes_and_builtins): Initialize
16587 underlying_wchar_type_node. Do not initialize
16588 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
16589 nodes for new types.
16590 (c_stddef_cpp_builtins): Define macros for new types.
16591 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
16593 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
16594 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
16595 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
16596 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
16597 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
16598 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
16599 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
16600 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
16601 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
16602 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
16603 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
16604 int16_type_node, int32_type_node, int64_type_node,
16605 uint8_type_node, uint16_type_node, c_uint32_type_node,
16606 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
16607 int_least32_type_node, int_least64_type_node,
16608 uint_least8_type_node, uint_least16_type_node,
16609 uint_least32_type_node, uint_least64_type_node,
16610 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
16611 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
16612 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
16613 uintptr_type_node): Define.
16614 * c-cppbuiltin.c (builtin_define_constants,
16615 builtin_define_type_minmax): New.
16616 (builtin_define_stdint_macros): Define more macros.
16617 (c_cpp_builtins): Define more limit macros.
16618 (type_suffix): New.
16619 (builtin_define_type_max): Define in terms of
16620 builtin_define_type_minmax. Remove is_long parameter. All
16622 * config.gcc (use_gcc_stdint): Define.
16623 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
16624 Add newlib-stdint.h for generic targets.
16625 * config/glibc-stdint.h, config/newlib-stdint.h,
16626 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
16627 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
16628 * config/score/score.h (UINTPTR_TYPE): Define.
16629 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16630 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16631 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16632 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16633 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16634 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16635 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16636 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16637 * config/spu/spu.h (STDINT_LONG32): Define.
16638 * configure.ac (use_gcc_stdint): Substitute.
16639 * configure: Regenerate.
16640 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
16641 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
16642 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
16643 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
16644 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
16645 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
16646 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
16647 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
16648 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
16649 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
16650 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
16651 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
16652 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
16653 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
16654 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
16655 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
16656 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
16657 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
16658 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
16659 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
16660 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
16661 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
16662 INT64_TYPE, UINT8_TYPE, 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): Document.
16670 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
16672 * loop-iv.c (suitable_set_for_replacement): Renamed from
16673 simplify_using_assignment; changed to return bool and to accept new
16674 args DEST and SRC. Return true iff we find a source/destination pair
16675 that can be used to make a replacement, and fill SRC and DEST if so.
16676 Remove arg ALTERED. Don't deal with altered regs here. All callers
16678 (simplify_using_initial_values): Deal with altered regs here and track
16679 more precisely the effect they have on the validity of our expression.
16681 * loop-iv.c (simplify_using_condition): A condition of the form
16682 (EQ REG CONST) can be used to simply make a substitution.
16683 (simplify_using_initial_values): Keep track of conditions we have seen
16684 and keep using them to simplify new expressions, while applying the
16685 same substitutions to them as to the expression.
16687 * simplify-rtx.c (simplify_relational_operation_1): Simplify
16688 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
16691 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
16692 changed. Use this when trying to improve the upper bound.
16693 Generate the comparison by using simplify_gen_relational.
16695 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
16697 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
16699 (simplify_using_assignment, simplify_using_initial_values): Call
16700 replace_in_expr to make replacements. Call replace_single_def_regs
16701 once on the initial version of the expression.
16703 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16706 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
16708 2009-03-31 Richard Guenther <rguenther@suse.de>
16710 PR middle-end/31029
16711 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
16712 equality comparisons. Fold C - X CMP X if C % 2 == 1.
16714 2009-03-31 Richard Guenther <rguenther@suse.de>
16716 * tree.h (div_if_zero_remainder): Declare.
16717 * fold-const.c (div_if_zero_remainder): Export.
16718 * tree-ssa-forwprop.c
16719 (forward_propagate_addr_into_variable_array_index): Handle
16720 constant array index addition outside of the variable index.
16722 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16725 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
16726 define_splits, floatunssi<mode>2): Require x87 conversions from
16727 DImode to be permitted.
16729 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16731 PR preprocessor/15638
16732 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
16734 2009-03-31 Richard Guenther <rguenther@suse.de>
16736 PR middle-end/23401
16737 PR middle-end/27810
16738 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
16739 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
16740 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
16741 a separate statement.
16742 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
16743 (lookup_tmp_var): Likewise.
16744 (is_gimple_formal_tmp_or_call_rhs): Remove.
16745 (is_gimple_reg_or_call_rhs): Rename to ...
16746 (is_gimple_reg_rhs_or_call): ... this.
16747 (is_gimple_mem_or_call_rhs): Rename to ...
16748 (is_gimple_mem_rhs_or_call): ... this.
16749 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
16750 DECL_GIMPLE_REG_P only if is_formal is true.
16751 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
16752 for non-proper post-modify expression gimplification.
16753 (gimplify_self_mod_expr): For post-modify expressions gimplify
16754 the lvalue to a minimal lvalue.
16755 (rhs_predicate_for): Remove formal temp case.
16756 (gimplify_modify_expr_rhs): Likewise.
16757 (gimplify_addr_expr): Use is_gimple_reg.
16758 (gimplify_expr): Remove formal temp cases.
16759 (gimple_regimplify_operands): Likewise.
16760 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
16761 and FILTER_EXPR like constants.
16762 * gimple.c (walk_gimple_op): Fix val_only initialization, use
16764 (is_gimple_formal_tmp_rhs): Remove.
16765 (is_gimple_reg_rhs): Remove special casing.
16766 (is_gimple_mem_rhs): Fix.
16767 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
16768 (is_gimple_formal_tmp_var): Remove.
16769 (is_gimple_formal_tmp_reg): Likewise.
16770 (is_gimple_min_lval): Allow invariant component ref parts.
16771 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
16772 is_gimple_formal_tmp_reg): Remove declarations.
16773 * tree-cfg.c (verify_expr): Verify that variables with address
16774 taken do not have DECL_GIMPLE_REG_P set.
16775 * tree-mudflap.c (mf_build_check_statement_for): Use
16776 force_gimple_operand instead of gimplify_expr.
16778 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
16780 * modulo-sched.c (sms_schedule_by_order): Pass the actual
16781 schedulable rows to compute_split_row.
16783 2009-03-31 Ben Elliston <bje@au.ibm.com>
16786 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
16789 2009-03-31 Alan Modra <amodra@bigpond.net.au>
16791 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
16792 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
16793 * configure: Regenerate.
16794 * config.in: Regenerate.
16795 * config/rs6000/rs6000.opt (mtls-markers): Add.
16796 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
16797 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
16798 (tls_ld_aix, tls_ld_sysv): Likewise.
16799 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
16800 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
16802 2009-03-31 Alan Modra <amodra@bigpond.net.au>
16804 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
16806 2009-03-30 Jan Hubicka <jh@suse.cz>
16808 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
16810 (tree_remove_unreachable_handlers): Cleanup EH predecestor
16811 detection and label handling.
16813 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
16815 * ira-int.h (ira_allocno): Rename left_conflicts_num to
16816 left_conflicts_size.
16817 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
16818 ALLOCNO_LEFT_CONFLICTS_SIZE.
16820 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
16821 remove_allocno_from_bucket_and_push,
16822 allocno_spill_priority_compare, push_allocnos_to_stack,
16823 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
16824 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
16825 (setup_allocno_left_conflicts_num): Ditto. Rename to
16826 setup_allocno_left_conflicts_size.
16827 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
16828 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
16829 setup_allocno_left_conflicts_size instead of
16830 setup_allocno_left_conflicts_num.
16832 * ira-build.c (ira_create_allocno): Use
16833 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
16834 ALLOCNO_LEFT_CONFLICTS_NUM.
16836 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
16838 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
16839 instead of DF_LR_OUT.
16841 * ira-lives.c (process_bb_node_lives): Ditto.
16843 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
16844 instead of DF_LR_{OUT,IN}.
16846 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
16848 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
16850 2009-03-30 Jan Hubicka <jh@suse.cz>
16852 * except.c (label_to_region_map): Fix thinko.
16854 2009-03-30 Steve Ellcey <sje@cup.hp.com>
16856 PR middle-end/38237
16857 * tree.h (tree_find_value): New declaration.
16858 * tree.c (tree_find_value): New function.
16859 * varasm.c (assemble_external): Avoid duplicate entries on lists.
16861 2009-03-30 Jakub Jelinek <jakub@redhat.com>
16864 * c-decl.c (struct c_binding): Add locus field.
16865 (bind): Add locus argument, set locus field from it.
16866 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
16867 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
16868 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
16869 implicitly_declare, undeclared_variable, lookup_label,
16870 declare_label, c_make_fname_decl, c_builtin_function,
16871 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
16874 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
16877 * config/i386/i386.c (classify_argument): Check total size of
16880 2009-03-30 Martin Jambor <mjambor@suse.cz>
16882 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
16883 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
16884 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
16887 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
16888 seen_variable_array_ref while also traversing a union.
16890 * tree-inline.c (optimize_inline_calls): Do not call
16891 cgraph_node_remove_callees.
16892 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
16893 (pass_remove_cgraph_callee_edges): New variable.
16894 * passes.c (init_optimization_passes): Add
16895 pass_remove_cgraph_callee_edges after early inlining and before all
16896 late intraprocedural passes.
16898 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
16900 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16902 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
16903 Fix typos in names.
16905 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16907 * combine.c (simplify_comparison): Use have_insn_for.
16908 * dojump.c (do_jump): Likewise.
16910 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16912 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
16913 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
16914 sparc_compare_op0 like sparc_compare_emitted used to be handled.
16915 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
16916 instead of sparc_compare_emitted.
16917 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
16918 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
16919 instead of sparc_compare_emitted.
16921 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16923 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
16924 enter/exit cfglayout mode.
16925 (pass_partition_block): Require it.
16926 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
16927 (combine_instructions): Track basic blocks instead of labels.
16928 (update_cfg_for_uncondjump): New.
16929 (try_combine): Use it. Update jumps after rescanning.
16930 (pass_combine): Require PROP_cfglayout.
16931 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
16933 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16935 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
16936 Provide/destroy PROP_cfglayout respectively.
16937 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
16938 * tree-pass.h (PROP_cfglayout): New.
16940 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16942 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
16943 fold_convert_const_fixed_from_fixed,
16944 fold_convert_const_fixed_from_int,
16945 fold_convert_const_fixed_from_real, fold_negate_const): Do not
16946 set TREE_CONSTANT_OVERFLOW.
16947 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
16948 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
16950 2009-03-30 Ira Rosen <irar@il.ibm.com>
16952 * tree-vect-loop-manip.c: New file.
16953 * tree-vectorizer.c: Update documentation and included files.
16954 (vect_loop_location): Make extern.
16955 (rename_use_op): Move to tree-vect-loop-manip.c
16956 (rename_variables_in_bb, rename_variables_in_loop,
16957 slpeel_update_phis_for_duplicate_loop,
16958 slpeel_update_phi_nodes_for_guard1,
16959 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
16960 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
16961 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
16962 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
16963 find_loop_location): Likewise.
16964 (new_stmt_vec_info): Move to tree-vect-stmts.c.
16965 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
16966 get_vectype_for_scalar_type, vect_is_simple_use,
16967 supportable_widening_operation, supportable_narrowing_operation):
16969 (bb_in_loop_p): Move to tree-vect-loop.c.
16970 (new_loop_vec_info, destroy_loop_vec_info,
16971 reduction_code_for_scalar_code, report_vect_op,
16972 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
16973 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
16974 (vect_supportable_dr_alignment): Likewise.
16975 * tree-vectorizer.h (tree-data-ref.h): Include.
16976 (vect_loop_location): Declare.
16977 Reorganize function declarations according to the new file structure.
16978 * tree-vect-loop.c: New file.
16979 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
16980 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
16981 * tree-vect-data-refs.c: New file.
16982 * tree-vect-patterns.c (timevar.h): Don't include.
16983 * tree-vect-stmts.c: New file.
16984 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
16985 tree-vect-slp.c, tree-vect-loop.c.
16986 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
16987 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
16988 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
16989 (tree-vect-analyze.o): Remove.
16990 (tree-vect-transform.o): Likewise.
16991 (tree-vect-data-refs.o): Add rule.
16992 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
16993 tree-vect-slp.o): Likewise.
16994 (tree-vect-patterns.o): Remove redundant dependencies.
16995 (tree-vectorizer.o): Likewise.
16996 * tree-vect-slp.c: New file.
16998 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17000 * optc-gen.awk: Warn if an option flag has multiple different
17003 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
17005 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
17006 -floop-block): Document dependences on PPL, CLooG and Graphite.
17008 2009-03-30 Joseph Myers <joseph@codesourcery.com>
17010 PR rtl-optimization/323
17011 * c-common.c (c_fully_fold, convert_and_check,
17012 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
17013 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
17014 * c-common.def (EXCESS_PRECISION_EXPR): New.
17015 * c-cppbuiltin.c (builtin_define_float_constants): Define
17016 constants with enough digits for long double.
17017 * c-lex.c (interpret_float): Interpret constant with excess
17018 precision where appropriate.
17019 * c-opts.c (c_common_post_options): Set
17020 flag_excess_precision_cmdline. Give an error for
17021 -fexcess-precision=standard for C++ for processors where the
17022 option is significant.
17023 * c-parser.c (c_parser_conditional_expression): Handle excess
17024 precision in condition.
17025 * c-typeck.c (convert_arguments): Handle arguments with excess
17027 (build_unary_op): Move excess precision outside operation.
17028 (build_conditional_expr): Likewise.
17029 (build_compound_expr): Likewise.
17030 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
17031 (build_modify_expr): Handle excess precision in RHS.
17032 (convert_for_assignment): Handle excess precision in converted
17034 (digest_init, output_init_element, process_init_element): Handle
17035 excess precision in initializer.
17036 (c_finish_return): Handle excess precision in return value.
17037 (build_binary_op): Handle excess precision in operands and add
17038 excess precision as needed for operation.
17039 * common.opt (-fexcess-precision=): New option.
17040 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
17041 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
17042 For standard excess precision, output explicit conversion to and
17043 truncation from XFmode.
17044 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
17045 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
17046 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
17047 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
17048 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
17049 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
17050 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
17051 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
17052 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
17053 define_splits, sqrt<mode>2): Disable where appropriate for
17054 standard excess precision.
17055 * convert.c (convert_to_real): Do not shorten arithmetic to type
17056 for which excess precision would be used.
17057 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
17058 * doc/invoke.texi (-fexcess-precision=): Document option.
17059 (-mfpmath=): Correct index entry.
17060 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
17061 flag_excess_precision): New.
17062 * langhooks.c (lhd_post_options): Set
17063 flag_excess_precision_cmdline.
17064 * opts.c (common_handle_option): Handle -fexcess-precision=.
17065 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
17066 init_excess_precision): New.
17067 (lang_dependent_init_target): Call init_excess_precision.
17068 * tree.c (excess_precision_type): New.
17069 * tree.h (excess_precision_type): Declare.
17071 2009-03-30 Joseph Myers <joseph@codesourcery.com>
17074 * c-typeck.c (build_component_ref): Do not copy qualifiers from
17075 non-lvalue to component.
17077 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17079 PR preprocessor/34695
17080 * Makefile.in (c-opts.o): Depend on c-tree.h.
17081 * c-common.c: Move down include of diagnostic.h.
17082 (done_lexing, c_cpp_error): New.
17083 * c-common.h (done_lexing): Declare.
17084 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
17086 * c-opts.c: Include c-tree.h.
17087 (c_common_init_options): Set preprocessor error callback.
17088 (c_common_handle_option): Do not set preprocessor
17089 inhibit_warnings, warnings_are_errors, warn_system_headers,
17090 pedantic_errors or inhibit_warnings flags.
17091 (c_common_post_options): Do not check cpp_errors (parse_in).
17092 (c_common_finish): Do not output dependencies if there were
17093 errors. Do not check return value of cpp_finish.
17094 * c-ppoutput.c (pp_file_change): Set input_location.
17095 * c-tree.h (c_cpp_error): Declare.
17096 * diagnostic.c (diagnostic_set_info_translated): Also initialize
17098 (diagnostic_build_prefix): Check override_column.
17099 * diagnostic.h (diagnostic_info): Add override_column field.
17100 (diagnostic_override_column): Define.
17102 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
17104 * c-common.c (c_expand_expr, c_staticp): Remove.
17105 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
17106 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
17107 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
17108 * c-gimplify.c (gimplify_compound_literal_expr,
17109 optimize_compound_literals_in_ctor): Remove.
17110 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
17111 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
17112 * c-semantics.c (emit_local_var): Remove.
17114 * langhooks-def.h (lhd_expand_expr): Remove.
17115 * langhooks.c (lhd_expand_expr): Remove.
17116 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
17118 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
17119 handling from c-semantics.c; don't call into langhook.
17120 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
17121 * gimplify.c (gimplify_compound_literal_expr,
17122 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
17123 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
17124 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
17125 as was done in c-gimplify.c.
17126 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
17127 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
17128 Move from c-common.h.
17129 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
17131 * tree.c (staticp): Do not call langhook.
17132 * langhooks.c (lhd_staticp): Delete.
17133 * langhooks-def.h (lhd_staticp): Delete prototype.
17134 (LANG_HOOKS_STATICP): Delete.
17135 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
17137 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
17138 instead of DECL_STMTs.
17140 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17148 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
17150 (fold_call_expr): Return a NOP_EXPR from folding rather than the
17151 contained expression.
17152 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
17153 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
17154 conditional expressions for C.
17155 (decl_constant_value_for_optimization): Move from
17156 decl_constant_value_for_broken_optimization in c-typeck.c. Check
17157 whether optimizing and that the expression is a VAR_DECL not of
17158 array type instead of doing such checks in the caller. Do not
17159 check pedantic. Call gcc_unreachable for C++.
17160 * c-common.def (C_MAYBE_CONST_EXPR): New.
17161 * c-common.h (c_fully_fold, c_save_expr,
17162 decl_constant_value_for_optimization): New prototypes.
17163 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
17164 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
17165 EXPR_INT_CONST_OPERANDS): Define.
17166 * c-convert.c (convert): Strip nops from expression.
17167 * c-decl.c (groktypename): Take extra parameters expr and
17168 expr_const_operands. Update call to grokdeclarator.
17169 (start_decl): Update call to grokdeclarator. Add statement for
17170 expressions used in type of decl.
17171 (grokparm): Update call to grokdeclarator.
17172 (push_parm_decl): Update call to grokdeclarator.
17173 (build_compound_literal): Add parameter non_const and build a
17174 C_MAYBE_COSNT_EXPR if applicable.
17175 (grokdeclarator): Take extra parameters expr and
17176 expr_const_operands. Track expressions used in declaration
17177 specifiers and declarators. Fold array sizes and track whether
17178 they are constant expressions and whether they are integer
17179 constant expressions.
17180 (parser_xref_tag): Set expr and expr_const_operands fields in
17182 (grokfield): Update call to grokdeclarator.
17183 (start_function): Update call to grokdeclarator.
17184 (build_null_declspecs): Set expr and expr_const_operands fields in
17186 (declspecs_add_type): Handle expressions in typeof specifiers.
17187 * c-parser.c (c_parser_declspecs): Set expr and
17188 expr_const_operands fields for declaration specifiers.
17189 (c_parser_enum_specifier): Likewise.
17190 (c_parser_struct_or_union_specifier): Likewise.
17191 (c_parser_typeof_specifier): Likewise. Update call to
17192 groktypename. Fold expression as needed. Return expressions with
17193 type instead of adding statements.
17194 (c_parser_attributes): Update calls to c_parser_expr_list.
17195 (c_parser_statement_after_labels): Fold expression before passing
17196 to objc_build_throw_stmt.
17197 (c_parser_condition): Fold expression.
17198 (c_parser_asm_operands): Fold expression.
17199 (c_parser_conditional_expression): Use c_save_expr. Update call
17200 to build_conditional_expr.
17201 (c_parser_alignof_expression): Update call to groktypename.
17202 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
17203 original_code. Fold expression argument of va_arg. Create
17204 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
17205 argument to va_arg. Update calls to groktypename. Fold array
17206 index for offsetof. Verify that first argument to
17207 __builtin_choose_expr has integer type.
17208 (c_parser_postfix_expression_after_paren_type): Update calls to
17209 groktypename and build_compound_literal. Handle expressions with
17210 side effects in type name.
17211 (c_parser_postfix_expression_after_primary): Update call to
17212 c_parser_expr_list. Set original_code for calls to
17213 __builtin_constant_p.
17214 (c_parser_expr_list): Take extra parameter fold_p. Fold
17215 expressions if requested.
17216 (c_parser_objc_type_name): Update call to groktypename.
17217 (c_parser_objc_synchronized_statement): Fold expression.
17218 (c_parser_objc_receiver): Fold expression.
17219 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
17220 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
17221 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
17222 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
17223 (struct c_typespec): Add elements expr and expr_const_operands.
17224 (struct c_declspecs): Add elements expr and expr_const_operands.
17225 (groktypename, build_conditional_expr, build_compound_literal):
17227 (in_late_binary_op): Declare.
17228 * c-typeck.c (note_integer_operands): New function.
17229 (in_late_binary_op): New variable.
17230 (decl_constant_value_for_broken_optimization): Move to c-common.c
17231 and rename to decl_constant_value_for_optimization.
17232 (default_function_array_conversion): Do not strip nops.
17233 (default_conversion): Do not call
17234 decl_constant_value_for_broken_optimization.
17235 (build_array_ref): Do not fold result.
17236 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
17237 result when operand is a VLA.
17238 (c_expr_sizeof_type): Update call to groktypename. Handle
17239 expressions included in type name. Use C_MAYBE_CONST_EXPR for
17240 result when operand names a VLA type.
17241 (build_function_call): Update call to build_compound_literal.
17242 Only fold result for calls to __builtin_* functions. Strip
17243 NOP_EXPR from INTEGER_CST returned from such functions. Fold
17244 the function designator.
17245 (convert_arguments): Fold arguments. Update call to
17246 convert_for_assignment.
17247 (build_unary_op): Handle increment and decrement of
17248 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
17249 decrement earlier. Fold operand of increment and decrement.
17250 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
17251 built for integer operand. Wrap returns that are INTEGER_CSTs
17252 without being integer constant expressions or that have integer
17253 constant operands without being INTEGER_CSTs.
17254 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
17255 (build_conditional_expr): Add operand ifexp_bcp. Track whether
17256 result is an integer constant expression or can be used in
17257 unevaluated parts of one and avoid folding and wrap as
17258 appropriate. Fold operands before possibly doing -Wsign-compare
17260 (build_compound_expr): Wrap result for C99 if operands can be used
17261 in integer constant expressions.
17262 (build_c_cast): Update call to digest_init. Do not ignore
17263 overflow from casting floating-point constants to integers. Wrap
17264 results that could be confused with integer constant expressions,
17265 null pointer constants or floating-point constants.
17266 (c_cast_expr): Update call to groktypename. Handle expressions
17267 included in type name.
17268 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
17269 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
17270 Update calls to convert_for_assignment.
17271 (convert_for_assignment): Take new parameter
17272 null_pointer_constant. Do not strip nops or call
17273 decl_constant_value_for_broken_optimization. Set
17274 in_late_binary_op for conversions to boolean.
17275 (store_init_value): Update call to digest_init.
17276 (digest_init): Take new parameter null_pointer_constant. Do not
17277 call decl_constant_value_for_broken_optimization. pedwarn for
17278 initializers not constant expressions. Update calls to
17279 convert_for_assignment.
17280 (constructor_nonconst): New.
17281 (struct constructor_stack): Add nonconst element.
17282 (really_start_incremental_init, push_init_level, pop_init_level):
17283 Handle constructor_nonconst and nonconst element.
17284 (set_init_index): Call constant_expression_warning for array
17286 (output_init_element): Fold value. Set constructor_nonconst as
17287 applicable. pedwarn for initializers not constant expressions.
17288 Update call to digest_init. Call constant_expression_warning
17289 where constant initializers are required.
17290 (process_init_element): Use c_save_expr.
17291 (c_finish_goto_ptr): Fold expression.
17292 (c_finish_return): Fold return value. Update call to
17293 convert_for_assignment.
17294 (c_start_case): Fold switch expression.
17295 (c_process_expr_stmt): Fold expression.
17296 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
17297 ensure statement expression is not evaluated in constant expression.
17298 (build_binary_op): Track whether results are integer constant
17299 expressions or may occur in such, disable folding and wrap results
17300 as applicable. Fold operands for -Wsign-compare warnings unless
17302 (c_objc_common_truthvalue_conversion): Handle results folded to
17303 integer constants that are not integer constant expressions.
17304 * doc/extend.texi: Document when typeof operands are evaluated,
17305 that condition of __builtin_choose_expr is an integer constant
17306 expression, and more about use of __builtin_constant_p in
17309 2009-03-29 Richard Guenther <rguenther@suse.de>
17311 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
17312 propagate addresses of array references.
17314 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
17316 * regmove.c (perhaps_ends_bb_p): Remove.
17317 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
17318 from INSN and check that the main loop stays within that basic block.
17319 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
17320 (regmove_forward_pass): Split out from regmove_optimize. Use
17321 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
17322 (regmove_backward_pass): Split out from regmove_optimize. Use
17323 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
17324 (regmove_optimize): Simplify.
17326 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17329 * config/i386/i386.c (classify_argument): Ignore flexible array
17330 member in struct and warn ABI change.
17332 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17334 * config/i386/i386-protos.h (ix86_agi_dependent): New.
17336 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
17337 (ix86_adjust_cost): Updated.
17339 2009-03-29 Jan Hubicka <jh@suse.cz>
17341 PR middle-end/28850
17342 * tree-pass.h (pass_cleanup_eh): New function.
17343 (remove_unreachable_regions): Break code handling RTL
17344 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
17345 that can not be reached by runtime.
17346 (can_be_reached_by_runtime): New function.
17347 (label_to_region_map): New function.
17348 (num_eh_regions): New function.
17349 (rtl_remove_unreachable_regions): New function.
17350 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
17351 (remove_eh_region): New function.
17352 * except.h: Include sbitmap and vecprim.
17353 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
17354 num_eh_regions): Declare.
17355 * passes.c (init_optimization_passes): Schedule cleanup_eh.
17356 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
17357 * tree-eh.c (tree_remove_unreachable_handlers): New function.
17358 (tree_empty_eh_handler_p): New function.
17359 (cleanup_empty_eh): New function.
17360 (cleanup_eh): New function.
17361 (pass_cleanup_eh): New function.
17363 2009-03-29 Jan Hubicka <jh@suse.cz>
17365 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
17366 for removed regions.
17368 2009-03-29 Jan Hubicka <jh@suse.cz>
17370 * except.c (dump_eh_tree): Dump all datastructures.
17372 2009-03-29 Jan Hubicka <jh@suse.cz>
17374 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
17375 (duplicate_eh_regions_1): Likewise.
17376 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
17377 vector; call EH verification.
17378 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17379 Be ready for region being removed.
17381 2009-03-29 Jan Hubicka <jh@suse.cz>
17383 * bitmap.c (bitmap_last_set_bit): New function.
17384 * bitmap.h (bitmap_last_set_bit): Declare.
17386 2009-03-29 David Ayers <ayers@fsfe.org>
17389 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
17390 by calling objc_compare_types and surpress warnings about
17391 incompatible C pointers that are compatible ObjC pointers.
17393 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
17395 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
17396 call initialize_inline_failed.
17397 (initialize_inline_failed): Move it from here ...
17398 * cgraph.c (initialize_inline_failed): ... to here.
17399 (cgraph_create_edge): Call initialize_inline_failed rather than
17400 setting inline_failed directly.
17402 2009-03-29 Ben Elliston <bje@au.ibm.com>
17405 * sysv4.opt (msdata): Improve comment.
17406 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
17407 * sysv4.h (SVR4_ASM_SPEC): Likewise.
17409 2009-03-29 Ben Elliston <bje@au.ibm.com>
17412 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
17413 load and store attributes.
17415 2009-03-29 Ben Elliston <bje@au.ibm.com>
17417 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
17418 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
17419 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
17420 * doc/extend.texi (X86 Built-in Functions): Add index entries for
17421 __builtin_infq and __builtin_huge_valq.
17423 2009-03-28 Anatoly Sokolov <aesok@post.ru>
17425 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
17427 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17428 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
17430 2009-03-28 Xinliang David Li <davidxl@google.com>
17432 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
17433 (do_dbg_cnt): New function.
17435 2009-03-28 Jan Hubicka <jh@suse.cz>
17437 Merge from pretty-ipa:
17439 2009-03-27 Jan Hubicka <jh@suse.cz>
17441 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17442 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
17443 * passes.c (function_called_by_processed_nodes_p): New.
17444 * ipa-pure-const.c (check_call): Fix handling of operands.
17445 (analyze_function): Dump debug output for skipped bodies.
17446 (local_pure_const): Use function_called_by_processed_nodes_p.
17447 * dwarf2out.c (reference_to_unused): Use output.
17448 * passes.c (do_per_function_toporder): Likewise.
17450 2008-11-12 Jan Hubicka <jh@suse.cz>
17452 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
17453 * ipa-pure-const.c (funct_state_d): Add can throw field; make
17454 state_set_in_source enum
17455 (check_decl): Ignore memory tags; do not set fake looping flags;
17457 (check_operand, check_tree, check_rhs_var, check_lhs_var,
17458 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
17459 (check_call, analyze_function): Rewrite.
17461 (add_new_function): Update call of analyze_function.
17462 (generate_summary): Add call of analyze_function.
17463 (propagate): Propagate can_throw; handle state_set_in_source correctly.
17464 (local_pure_const): New function.
17465 (pass_local_pure_const): New pass.
17466 * ipa-inline.c (inline_transform): Set after_inlining.
17467 * tree-eh.c (stmt_can_throw_external): New.
17468 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
17469 work with aliasing built.
17470 * tree-flow.h (stmt_can_throw_external): New.
17471 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
17472 and local pure/const pass in early and late optimization queue.
17474 2009-03-28 Martin Jambor <mjambor@suse.cz>
17476 * fold-const.c (get_pointer_modulus_and_residue): New parameter
17478 (fold_binary): Allow function decl aligment consideration is the
17479 second argument is integer constant one.
17480 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
17481 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
17482 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
17484 2009-03-28 Jan Hubicka <jh@suse.cz>
17486 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
17487 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
17488 * function.h (rtl_data): Add nothrow flag.
17489 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
17490 set DECL_NOTHROW for AVAILABLE functions.
17492 2009-03-28 Jakub Jelinek <jakub@redhat.com>
17494 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
17495 following vector keyword has expansion starting with pixel or bool
17496 keyword, expand vector to __vector and pixel or bool to __pixel or
17500 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
17501 warn_if_disallowed_function_p): Removed.
17502 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
17503 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
17504 warning_if_disallowed_function_p.
17505 * flags.h (warn_if_disallowed_function_p,
17506 warn_disallowed_functions): Removed.
17507 * common.opt (Wdisallowed-function-list=): Removed.
17508 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
17510 2009-03-28 Richard Guenther <rguenther@suse.de>
17512 PR tree-optimization/38723
17513 * tree-ssa-pre.c (compute_avail): Add all default definitions to
17516 2009-03-28 Jan Hubicka <jh@suse.cz>
17518 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
17519 test introduced by my previous patch.
17521 2009-03-28 Richard Guenther <rguenther@suse.de>
17523 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
17524 the PHIs value undefined.
17526 2009-03-28 Jan Hubicka <jh@suse.cz>
17528 * tree-pass.h (pass_fixup_cfg): New pass.
17529 * ipa-inline.c (inline_transform): Set
17530 always_inline_functions_inlined/after_inlining.
17531 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
17532 (pass_fixup_cfg): New pass.
17533 * passes.c (init_optimization_passes): Add fixup_cfg.
17535 2009-03-28 Richard Guenther <rguenther@suse.de>
17537 PR tree-optimization/38458
17538 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
17539 argument use the arguments copy-of value.
17541 2009-03-28 Richard Guenther <rguenther@suse.de>
17543 PR tree-optimization/38180
17544 * tree-ssa-ccp.c (get_default_value): Simplify.
17545 (likely_value): Likewise.
17546 (surely_varying_stmt_p): Properly handle VOP case.
17547 (ccp_initialize): Likewise.
17548 (ccp_fold): Handle propagating through *&.
17549 (fold_const_aggregate_ref): Also handle decls.
17551 2009-03-28 Jan Hubicka <jh@suse.cz>
17553 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17554 * cgraph.h (cgraph_node): Likewise.
17555 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
17556 (cgraph_reset_node): Use process flag.
17557 (cgraph_mark_functions_to_output): Likewise.
17558 (cgraph_expand_function): Likewise.
17559 (cgraph_expand_all_functions): Likewise.
17560 (cgraph_output_in_order): Likewise.
17561 * dwarf2out.c (reference_to_unused): Likewise.
17562 * passes.c do_per_function_toporder): Likewise.
17564 2009-03-28 Jan Hubicka <jh@suse.cz>
17566 Bring from lto-branch:
17568 2008-09-03 Doug Kwan <dougkwan@google.com>
17570 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
17571 enums instead of reason strings.
17572 * cgraph.c (cgraph_create_edge): Same.
17573 (cgraph_inline_failed_string): New function.
17574 * cgraph.h (cgraph_inline_failed_t): New enum type.
17575 (cgraph_inline_failed_string): New prototype.
17576 (struct cgraph_edge): Change type of INLINED_FAILED from constant
17577 char pointer to cgraph_inline_failed_t.
17578 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
17579 (cgraph_default_inline_p): Ditto.
17580 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
17581 to cgraph_inline_failed_t pointer.
17582 * cif-code.def: New file.
17583 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
17585 (cgraph_check_inline_limits): Change type of REASON to pointer to
17586 cgraph_inline_failed_t. Replace reason strings with enums.
17587 (cgraph_default_inline_p): Ditto.
17588 (cgraph_recursive_inlining_p): Ditto.
17589 (update_caller_keys): Change type of FAILED_REASON to
17590 cgraph_inline_failed_t.
17591 (cgraph_set_inline_failed): Change type of REASON to pointer to
17592 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
17593 convert enums to strings for text output.
17594 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
17595 to be of type cgraph_inline_failed_t. Replace reason strings with
17596 enums. Call cgraph_inline_failed_string to covert enums
17597 to strings for text output.
17598 (cgraph_decide_inlining): Replace reason strings with enums.
17599 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
17600 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
17602 * tree-inline.c (expand_call_inline): Change type of REASON
17603 to cgraph_inline_failed_t. Replace reason strings with enums.
17604 Call cgraph_inline_failed_string for text output.
17605 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
17608 2009-03-28 Jan Hubicka <jh@suse.cz>
17610 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
17611 cgraph_clone_node): Remove master clone handling.
17612 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17613 * cgraph.h (master_clone): Remove.
17614 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17615 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
17616 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
17618 2009-03-28 Jan Hubicka <jh@suse.cz>
17620 * cgraph.c (cgraph_function_body_availability): Functions declared
17621 inline are always safe to assume that it is not going to be replaced.
17623 2009-03-28 Richard Guenther <rguenther@suse.de>
17625 PR tree-optimization/38513
17626 * tree-ssa-pre.c (eliminate): Remove redundant stores.
17627 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
17628 EXC_PTR_EXPR and FILTER_EXPR.
17629 (get_ref_from_reference_ops): Likewise.
17631 2009-03-28 Richard Guenther <rguenther@suse.de>
17633 PR tree-optimization/38968
17634 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
17635 Use FLOOR_MOD_EXPR to compute misalignment.
17637 2009-03-28 Richard Guenther <rguenther@suse.de>
17639 PR tree-optimization/37795
17640 * tree.h (combine_comparisons): Declare.
17641 * fold-const.c (combine_comparisons): Export.
17642 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
17644 (ifcombine_iforif): Use combine_comparisons.
17646 2009-03-28 Jan Hubicka <jh@suse.cz>
17648 * tree-eh.c (inlinable_call_p): New function.
17649 (make_eh_edges): Use it.
17650 (verify_eh_edges): Use it.
17651 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
17652 * except.c (reachable_next_level): Add inlinable_function argument
17653 (sjlj_find_directly_reachable_regions): Update.
17654 (add_reachable_handler): Do not set saw_any_handlers.
17655 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
17656 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17657 Add new inlinable call parameter.
17658 (can_throw_internal, can_throw_external): Update.
17659 * except.h (can_throw_internal_1, can_throw_external_1,
17660 foreach_reachable_handler): Update declaration.
17662 2009-03-28 Joseph Myers <joseph@codesourcery.com>
17664 * config/arm/t-arm-coff, config/h8300/coff.h,
17665 config/i386/i386-aout.h, config/i386/i386-coff.h,
17666 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
17667 config/pdp11/2bsd.h, config/rs6000/aix41.h,
17668 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
17669 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
17670 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
17671 sys-types.h: Remove.
17672 * Makefile.in: Remove protoize and fixproto support and references
17674 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
17675 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
17677 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
17678 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
17679 unprotoize$(exeext).
17680 (rest.encap): Don't depend on $(STMP_FIXPROTO)
17681 (.PHONY): Don't depend on proto.
17682 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
17683 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
17684 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
17685 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
17686 build/gen-protos.o, build/scan.o, xsys-protos.h,
17687 build/fix-header$(build_exeext), build/fix-header.o,
17688 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
17689 stmp-install-fixproto): Remove.
17690 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
17691 SYSCALLS.c or fixproto files.
17692 (install-common): Don't install protoize.
17693 (install-headers-tar, install-headers-cpio, install-headers-cp):
17694 Don't depend on $(STMP_FIXPROTO).
17695 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
17696 install fixproto files or write out fixproto settings.
17697 (uninstall): Don't uninstall protoize.
17698 * config.gcc (use_fixproto): Remove.
17699 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
17700 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
17701 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
17702 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
17703 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
17704 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
17705 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
17706 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
17707 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
17708 * config/t-vxworks (STMP_FIXPROTO): Remove.
17709 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
17710 STMP_FIXPROTO): Remove.
17711 * config.in, configure: Regenerate.
17712 * crtstuff.c (gid_t, uid_t): Don't undefine.
17713 * doc/install.texi: Change m68k-coff to m68k-elf in example.
17714 (arm-*-coff, arm-*-aout: Remove target entries.
17715 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
17716 Remove mention of AIX 4.1.
17717 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
17718 * doc/invoke.texi (Running Protoize): Remove.
17719 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
17720 (Protoize Caveats): Remove.
17721 * tsystem.h: Update comments on headers assumed to exist.
17723 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
17725 * genautomata.c: Add a new year to the copyright. Add a new
17727 (struct insn_reserv_decl): Add comments for member bypass_list.
17728 (find_bypass): Remove.
17729 (insert_bypass): New.
17730 (process_decls): Use insert_bypass.
17731 (output_internal_insn_latency_func): Output all bypasses with the
17732 same input insn in one switch case.
17734 * rtl.def (define_bypass): Describe bypass choice.
17735 * doc/md.texi (define_bypass): Ditto.
17737 2009-03-27 Richard Guenther <rguenther@suse.de>
17739 * gimplify.c (mark_addressable): Export.
17740 * tree-flow.h (mark_addressable): Declare.
17741 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
17742 * tree-ssa.c (verify_phi_args): Verify that address taken
17743 variables have TREE_ADDRESSABLE set.
17745 2009-03-27 Richard Guenther <rguenther@suse.de>
17747 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
17748 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
17749 Do not mark decls TREE_ADDRESSABLE.
17750 (build_fold_addr_expr): Adjust.
17751 (fold_addr_expr): Remove.
17752 (fold_unary): Use build_fold_addr_expr.
17753 (fold_comparison): Likewise.
17754 (split_address_to_core_and_offset): Likewise.
17755 * coverage.c (tree_coverage_counter_addr): Mark the array decl
17757 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
17758 (gimplify_modify_expr_to_memcpy): Mark source and destination
17760 * omp-low.c (create_omp_child_function): Mark the object decl
17762 (lower_rec_input_clauses): Mark the var we take the address of
17764 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
17766 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17768 PR middle-end/39315
17769 * cfgexpand.c (expand_one_stack_var_at): Change alignment
17770 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
17772 2009-03-27 Richard Guenther <rguenther@suse.de>
17774 PR tree-optimization/39120
17775 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
17777 (handle_lhs_call): Process return constraints. Add escape
17778 constraints if necessary.
17779 (handle_const_call): Fill out return constraints. Make nested
17780 case more precise. Avoid consttmp if possible.
17781 (handle_pure_call): Fill out return constraints. Avoid
17782 callused if possible.
17783 (find_func_aliases): Simplify call handling.
17785 2009-03-27 Richard Guenther <rguenther@suse.de>
17787 PR tree-optimization/39120
17788 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
17789 as a representative.
17790 (solve_graph): Do propagate CALLUSED.
17791 (handle_pure_call): Use a scalar constraint from CALLUSED for
17793 (find_what_p_points_to): CALLUSED shall not appear in poins-to
17796 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17799 * c-common.c (handle_aligned_attribute): Properly check alignment
17800 overflow. Use (1U << i) instead of (1 << i).
17802 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
17804 * expr.h (get_mem_align_offset): Updated.
17806 * tree.h (tree_decl_common): Change align to "unsigned int" and
17807 move it before pointer_alias_set.
17809 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17810 Jakub Jelinek <jakub@redhat.com>
17813 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
17814 gr_register_operand with gr_reg_or_0_operand.
17815 (cmpxchg_rel_di): Likewise.
17816 (sync_lock_test_and_set<mode>): Likewise.
17818 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17820 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
17821 (true_regnum): Likewise.
17823 * rtlanal.c (subreg_info): Moved to ...
17824 * rtl.h (subreg_info): Here. New.
17825 (subreg_get_info): New.
17827 * rtlanal.c (subreg_get_info): Make it extern.
17829 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17832 * config/i386/i386.c (ix86_abi): New.
17833 (override_options): Handle -mabi=.
17834 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
17835 (ix86_call_abi_override): Likewise.
17836 (init_cumulative_args): Likewise.
17837 (function_arg_advance): Likewise.
17838 (function_arg_64): Likewise.
17839 (function_arg): Likewise.
17840 (ix86_pass_by_reference): Likewise.
17841 (ix86_function_value_regno_p): Likewise.
17842 (ix86_build_builtin_va_list_abi): Likewise.
17843 (setup_incoming_varargs_64): Likewise.
17844 (is_va_list_char_pointer): Likewise.
17845 (ix86_init_machine_status): Likewise.
17846 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
17847 (ix86_function_type_abi): Return enum calling_abi. Rewrite
17848 for 64bit. Replace DEFAULT_ABI with ix86_abi.
17849 (ix86_function_abi): Make it static and return enum calling_abi.
17850 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
17852 (ix86_fn_abi_va_list): Updated.
17854 * config/i386/i386.h (ix86_abi): New.
17855 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
17856 (CONDITIONAL_REGISTER_USAGE): Likewise.
17857 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
17858 (machine_function): Likewise.
17860 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
17862 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
17863 (STACK_BOUNDARY): Likewise.
17864 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
17866 * config/i386/i386.opt (mabi=): New.
17868 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
17869 return enum calling_abi.
17870 (ix86_function_type_abi): Likewise.
17871 (ix86_function_abi): Removed.
17873 * doc/invoke.texi: Document -mabi= option for x86.
17875 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17877 * builtins.c (real_dconstp): Delete.
17878 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
17880 2009-03-27 Dodji Seketeli <dodji@redhat.com>
17881 Jakub Jelinek <jakub@redhat.com>
17884 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
17885 (gen_subprogram_die): When a function is explicit, generate the
17886 DW_AT_explicit attribute.
17887 * langhooks.h (struct lang_hooks_for_decls): Add
17888 function_decl_explicit_p langhook.
17889 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
17890 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
17892 2009-03-27 Jakub Jelinek <jakub@redhat.com>
17894 * builtins.c (fold_builtin_memory_op): Optimize memmove
17895 into memcpy if we can prove source and destination don't overlap.
17897 * tree-inline.c: Include gt-tree-inline.h.
17898 (clone_fn_id_num): New variable.
17899 (clone_function_name): New function.
17900 (tree_function_versioning): Use it.
17901 * Makefile.in (GTFILES): Add tree-inline.c.
17903 2009-03-27 Mark Mitchell <mark@codesourcery.com>
17905 * BASE-VER: Change to 4.5.0.
17907 2009-03-27 Xinliang David Li <davidxl@google.com>
17909 PR tree-optimization/39557
17910 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
17912 2009-03-27 Xinliang David Li <davidxl@google.com>
17914 PR tree-optimization/39548
17915 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
17918 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17920 * c-common.c (pointer_int_sum): Use %wd on return from
17923 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17925 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
17926 on return from tree_low_cst.
17928 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
17931 * ginclude/stdarg.h (va_copy): Define also for
17932 __GXX_EXPERIMENTAL_CXX0X__.
17934 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17937 * builtins.h (c_strlen): Do not warn here.
17938 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
17939 * c-common.c (pointer_int_sum): Take an explicit location.
17940 Warn about offsets out of bounds.
17941 * c-common.h (pointer_int_sum): Adjust declaration.
17943 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17945 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
17948 2009-03-26 Jakub Jelinek <jakub@redhat.com>
17951 * opts.c (warn_if_disallowed_function_p): Don't assume
17952 get_callee_fndecl must return non-NULL.
17954 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
17956 PR rtl-optimization/39522
17957 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
17958 when reg_reloaded_valid is set.
17960 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17962 * config/spu/divv2df3.c: New file.
17963 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
17964 (DPBIT_FUNCS): Filter out _div_df.
17966 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
17968 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
17969 a jump insn, count that jump in the distance to the loop start.
17971 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
17974 * config/sh/sh.c (calc_live_regs): Fix condition for global
17975 registers except PIC_OFFSET_TABLE_REGNUM.
17977 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
17980 * doc/invoke.texi (-mconsole): New.
17982 (-mno-cygwin): New.
17984 (-mnop-fun-dllimport): New.
17988 (sub section "i386 and x86-64 Windows Options"): New.
17990 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
17992 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
17993 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
17995 2009-03-25 Richard Guenther <rguenther@suse.de>
17997 PR middle-end/39497
17998 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
18001 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
18003 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
18004 neither of haifa/selective schedulers are working.
18006 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18008 * doc/invoke.texi (Debugging Options): Fix description of
18009 -fno-merge-debug-strings.
18011 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
18013 * config/cris/libgcc.ver: New version-script.
18014 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
18016 * configure.ac <GAS features, nop mnemonic>: Add pattern
18017 crisv32-*-* for "nop".
18018 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
18019 * configure: Regenerate.
18021 2009-03-24 Ira Rosen <irar@il.ibm.com>
18023 PR tree-optimization/39529
18024 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
18025 mark_sym_for_renaming for the tag copied to the new vector
18028 2009-03-24 Arthur Loiret <aloiret@debian.org>
18030 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
18031 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
18032 EXTRA_SPEC_FUNCTIONS.
18033 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
18034 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
18035 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
18036 -march and -mtune options.
18038 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
18040 * config/m68k/t-rtems: Add m5329 multilib.
18042 2009-03-24 Dodji Seketeli <dodji@redhat.com>
18043 Jakub Jelinek <jakub@redhat.com>
18046 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
18049 2009-03-23 Jakub Jelinek <jakub@redhat.com>
18052 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
18053 instead of c_parser_expression_conv, if original_code isn't one of the
18054 4 allowed comparison codes, fail.
18056 2009-03-23 Richard Guenther <rguenther@suse.de>
18058 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
18059 * tree.h (struct tree_type): Likewise.
18060 * reload.h (struct insn_chain): Likewise.
18061 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
18062 * function.h (struct function): Likewise.
18063 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
18065 2009-03-23 Jakub Jelinek <jakub@redhat.com>
18067 PR tree-optimization/39516
18068 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
18070 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
18072 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
18073 should be set true if BITS_PER_WORD of target is bigger than 32
18075 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
18077 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
18078 Translate -B-options to -rpath-link. Correct existing
18079 rpath-link and conditionalize on !nostdlib.
18081 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18083 * doc/extend.texi (Function Attributes, Variable Attributes):
18085 * doc/invoke.texi (Debugging Options, Optimize Options)
18086 (i386 and x86-64 Options, MCore Options): Likewise.
18088 2009-03-20 Jakub Jelinek <jakub@redhat.com>
18091 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
18092 it for block local namespace aliases.
18093 (gen_decl_die): Pass context_die to gen_namespace_die.
18095 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18098 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
18099 minimum or maximum value.
18101 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
18103 * reginfo.c (globalize_reg): Recompute derived reg sets.
18105 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
18108 * libgcc2.c (mprotect): Do not use signed arguments for
18109 VirtualProtect, use DWORD arguments. Also fix the 'may
18110 be used uninitialized' warning for the np variable.
18112 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18115 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
18116 functions using regparm calling conventions when not optimizing.
18117 (ix86_function_sseregparm): Similarly for sseregparm calling
18120 2009-03-19 Li Feng <nemokingdom@gmail.com>
18122 PR middle-end/39500
18123 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
18124 dependence if the first conflict is after niter iterations.
18126 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
18128 PR middle-end/38609
18129 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
18130 functions with dynamic stack-pointer adjustments.
18132 2009-03-19 Ben Elliston <bje@au.ibm.com>
18134 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
18135 option; change to -msdata=data.
18137 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18139 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
18142 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
18145 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
18147 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
18149 * doc/invoke.texi (Code Gen Options): Expand discussion of
18152 2009-03-18 Jakub Jelinek <jakub@redhat.com>
18154 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
18155 * matrix-reorg.c (struct matrix_info): Likewise.
18156 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
18157 * rtl.h (struct mem_attrs): Likewise.
18158 * df.h (struct df): Likewise.
18159 * tree-data-ref.h (struct data_dependence_relation): Likewise.
18160 * ira-int.h (struct ira_allocno): Likewise.
18161 * df-scan.c (struct df_collection_rec): Likewise.
18162 * ira.c (struct equivalence): Likewise.
18163 * function.c (struct temp_slot): Likewise.
18164 * cfgloop.h (struct loop): Likewise.
18167 * function.c (use_register_for_decl): When not optimizing, disregard
18168 register keyword for variables with types containing methods.
18170 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
18172 PR middle-end/39447
18173 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
18174 (is_simple_operand): Call contains_component_ref_p before calling data
18175 reference analysis that would fail on COMPONENT_REFs.
18177 * tree-vrp.c (search_for_addr_array): Fix formatting.
18179 2009-03-18 Richard Guenther <rguenther@suse.de>
18181 * tree-vect-transform.c (vect_loop_versioning): Fold the
18182 generated comparisons.
18183 * tree-vectorizer.c (set_prologue_iterations): Likewise.
18184 (slpeel_tree_peel_loop_to_edge): Likewise.
18186 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18188 PR middle-end/37805
18189 * opts.c (print_specific_help): In addition to `undocumented',
18190 accept `separate' and `joined' flags if passed alone. Describe
18191 output by the first matched one of those.
18192 (common_handle_option): Skip over empty strings.
18193 * gcc.c (display_help): Fix help string for `--help='.
18194 * doc/invoke.texi (Option Summary, Overall Options): With
18195 `--help=', classes and qualifiers can both be repeated, but
18196 only the latter can be negated. One should not pass only
18197 negated qualifiers. Fix markup and examples.
18200 2008-10-14 Jakub Jelinek <jakub@redhat.com>
18201 PR middle-end/37805
18202 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
18203 and -fhelp=separate.
18205 2009-03-17 Jing Yu <jingyu@google.com>
18207 PR middle-end/39378
18208 * function.h (struct rtl_data): Move is_thunk from here...
18209 (struct function): ...to here.
18210 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
18211 * varasm.c (assemble_start_function): Change is_thunk from crtl to
18213 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
18215 (alpha_does_function_need_gp, alpha_start_function): Likewise.
18216 (alpha_output_function_end_prologue): Likewise.
18217 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
18218 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
18219 (rs6000_output_function_epilogue): Likewise.
18220 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
18222 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
18225 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
18226 from different units in a single alternative.
18227 (*truncdfsf_i387): Ditto.
18228 (*truncxfsf2_mixed): Ditto.
18229 (*truncxfdf2_mixed): Ditto.
18231 2009-03-17 Jakub Jelinek <jakub@redhat.com>
18233 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
18234 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
18237 * tree-ssa-live.c (remove_unused_locals): Don't remove local
18238 unused non-artificial variables when not optimizing.
18241 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
18242 DW_TAG_imported_module even if decl is IMPORTED_DECL with
18243 NAMESPACE_DECL in its DECL_INITIAL.
18245 PR middle-end/39443
18246 * optabs.c (set_user_assembler_libfunc): New function.
18247 * expr.h (set_user_assembler_libfunc): New prototype.
18248 * c-common.c: Include libfuncs.h.
18249 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
18250 for memcmp, memset, memcpy, memmove and abort.
18251 * Makefile.in (c-common.o): Depend on libfuncs.h.
18254 * dwarf2out.c (gen_inlined_enumeration_type_die,
18255 gen_inlined_structure_type_die, gen_inlined_union_type_die,
18256 gen_tagged_type_instantiation_die): Removed.
18257 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
18260 2009-03-17 Janis Johnson <janis187@us.ibm.com>
18263 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
18265 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
18266 (check-parallel-%): Ditto.
18267 (check-consistency): Ditto.
18269 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
18271 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
18272 local variable rhs by NULL_TREE.
18274 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18277 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
18279 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18282 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
18284 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18287 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
18288 for ms->sysv ABI calls only in 64bit mode.
18290 * config/i386/i386.md (untyped_call): Support 32bit.
18292 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
18294 * doc/extend.texi: Replace x86_65 with x86_64.
18296 2009-03-16 Jakub Jelinek <jakub@redhat.com>
18298 PR tree-optimization/39455
18299 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
18300 mismatches for POINTER_TYPE_P (type).
18301 (number_of_iterations_le): Likewise.
18303 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18305 * config/picochip/picochip.c: Removed profiling support.
18306 * config/picochip/picochip.md: Removed profiling instruction.
18307 * config/picochip/picochip.h: Removed profiling builtin.
18309 2009-03-16 Joseph Myers <joseph@codesourcery.com>
18311 * doc/install.texi (--with-host-libstdcxx): Document.
18313 2009-03-14 Anatoly Sokolov <aesok@post.ru>
18316 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
18317 generate a warning if the function name does not begin with
18318 "__vector" and the function has either the 'signal' or 'interrupt'
18319 attribute, from here to ...
18320 (avr_declare_function_name): ...here. New function.
18321 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
18322 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
18324 2009-03-14 Jakub Jelinek <jakub@redhat.com>
18327 * cse.c (fold_rtx): Don't modify original const_arg1 when
18328 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
18329 separate variable instead.
18330 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
18331 from out of range shift counts.
18332 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
18334 2009-03-13 Catherine Moore <clm@codesourcery.com>
18336 * config/i386/x-mingw32 (host-mingw32.o): Replace
18337 diagnostic.h with $(DIAGNOSTIC_H).
18339 2009-03-12 Jakub Jelinek <jakub@redhat.com>
18342 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
18344 * config/i386/sync.md (sync_compare_and_swap<mode>,
18345 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
18346 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
18348 (sync_double_compare_and_swapdi_pic,
18349 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
18350 cmpxchg8b_pic_memory_operand instead of just memory_operand.
18352 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18355 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
18357 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18360 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18361 (avx_addsubv4df3): Likewise.
18362 (*avx_addsubv4sf3): Likewise.
18363 (sse3_addsubv4sf3): Likewise.
18365 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18368 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
18370 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
18373 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
18374 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
18375 registers for allocnos created from user-defined variables.
18377 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18380 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
18381 of non-integer mode as well.
18383 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
18385 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
18386 for functions for which the parameter types are unknown.
18388 2009-03-11 Jakub Jelinek <jakub@redhat.com>
18391 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
18392 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
18393 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
18394 * config/i386/i386.c (ix86_local_alignment): For
18395 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
18396 long long variables on the stack to avoid dynamic realignment.
18397 Allow the first argument to be a decl rather than type.
18398 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
18400 2009-03-11 Nick Clifton <nickc@redhat.com>
18403 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
18405 Add description to mno-lsim option.
18406 * config/mcore/mcore.h: Remove comment about deprecated m4align
18408 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
18409 * doc/invoke.texi: Add description of mno-lsim and
18410 mstack-increment options.
18412 * config/fr30/fr30.opt: Document the -mno-lsim option.
18413 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
18414 and -mno-lsim options.
18416 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18418 * fold-const.c (fold_comparison): Only call fold_inf_compare
18419 if the mode supports infinities.
18421 2009-03-11 Jason Merrill <jason@redhat.com>
18424 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
18425 end already did. Notice GIMPLE_CALL modifications of the result.
18426 Don't copy debug information from an ignored decl or a decl from
18429 2009-03-10 Richard Guenther <rguenther@suse.de>
18430 Nathan Froyd <froydnj@codesourcery.com>
18432 PR middle-end/37850
18433 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
18434 (__divMODE3): Likewise.
18436 2009-03-09 Jakub Jelinek <jakub@redhat.com>
18438 PR tree-optimization/39394
18439 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
18440 DECL_SIZE_UNIT of variable length FIELD_DECLs.
18442 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18444 * recog.c (verfiy_changes): Disallow renaming of hard regs in
18445 inline asms for register asm ("") declarations.
18447 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
18449 * fold-const.c (fold_unary): Fix comment.
18451 2009-03-07 Jan Hubicka <jh@suse.cz>
18454 * tree-inline.c (setup_one_parameter): Do replacement of const
18455 argument by constant in SSA form.
18457 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18459 PR middle-end/38028
18460 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
18461 determine alignment passed to assign_stack_local.
18462 (assign_parms_unsplit_complex): Likewise.
18463 * except.c (sjlj_build_landing_pads): Likewise.
18465 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18467 PR middle-end/39360
18468 * tree-flow.h (add_referenced_var): Return bool instead of void.
18469 * tree-dfa.c (add_referenced_var): Return result of
18470 referenced_var_check_and_insert call.
18471 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
18472 of referenced_var_check_and_insert.
18475 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
18476 (gen_variable_die): Emit DW_AT_location on abstract static variable's
18477 DIE, don't emit it if abstract origin already has it.
18478 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
18479 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
18481 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18483 * genpreds.c (needs_variable): Fix parentheses at variable name
18485 (write_tm_constrs_h): Indent generated code.
18487 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18489 * doc/extend.texi (Function Attributes): Add documentation
18490 for isr attributes.
18492 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18495 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
18496 take locus from its DECL_SOURCE_LOCATION instead of input_location.
18498 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
18500 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
18503 2009-03-05 Jakub Jelinek <jakub@redhat.com>
18506 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
18507 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
18509 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
18511 * config/i386/i386.md (R8_REG, R9_REG): New constants.
18512 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
18513 constants instead of magic numbers.
18514 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
18516 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
18517 (x86_64_ms_abi_int_parameter_registers): Ditto.
18518 (x86_64_int_return_registers): Ditto.
18519 (ix86_maybe_switch_abi): Ditto.
18520 (ix86_expand_call): Ditto for clobbered_registers array.
18521 (ix86_hard_regno_mode_ok): Ditto.
18522 (x86_extended_QIreg_mentioned_p): Ditto.
18524 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
18526 PR tree-optimization/39349
18527 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
18529 * combine.c (gen_lowpart_for_combine): Use omode when generating
18532 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
18534 PR rtl-optimization/39235
18535 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
18537 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18539 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
18541 2009-03-04 Richard Guenther <rguenther@suse.de>
18543 PR tree-optimization/39362
18544 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
18545 that occur in abnormal PHIs should be varying.
18547 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18549 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
18551 (simple_iv): Take loop as an argument instead of statement.
18552 * tree-scalar-evolution.h (simple_iv): Declaration changed.
18553 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
18555 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
18557 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
18558 * matrix-reorg.c (analyze_transpose): Ditto.
18559 * tree-data-ref.c (dr_analyze_innermost): Ditto.
18560 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
18561 * tree-predcom.c (ref_at_iteration): Ditto.
18562 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
18564 2009-03-04 Richard Guenther <rguenther@suse.de>
18566 PR tree-optimization/39358
18567 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
18568 escaped_id and callused_id.
18569 (solve_graph): Likewise.
18571 2009-03-04 Richard Guenther <rguenther@suse.de>
18573 PR tree-optimization/39339
18574 * tree-sra.c (try_instantiate_multiple_fields): Make it
18575 no longer ICE on the above.
18577 2009-03-03 Joseph Myers <joseph@codesourcery.com>
18579 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
18580 that fits within Pmode.
18582 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18584 PR middle-end/10109
18585 * tm.texi (LIBCALL_VALUE): Update description.
18587 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18589 PR middle-end/34443
18590 * doc/extend.texi (section): Update description.
18592 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
18594 PR middle-end/39345
18595 * tree-inline.c (remapped_type): New.
18596 (can_be_nonlocal): Call remapped_type instead of remap_type.
18598 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18601 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
18602 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
18604 2009-03-03 Richard Guenther <rguenther@suse.de>
18606 PR middle-end/39272
18607 * tree.c (tree_nonartificial_location): New function.
18608 * tree.h (tree_nonartificial_location): Declare.
18609 * builtins.c (expand_builtin_memory_chk): Provide location
18610 of the call location for artificial function pieces.
18611 (maybe_emit_chk_warning): Likewise.
18612 (maybe_emit_sprintf_chk_warning): Likewise.
18613 (maybe_emit_free_warning): Likewise.
18614 * expr.c (expand_expr_real_1): Likewise.
18616 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18618 PR tree-optimization/39343
18619 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
18620 COMPONENT_REF t has ARRAY_TYPE.
18622 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
18624 PR middle-end/39335
18625 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
18626 when the type precision of the induction variable should be
18627 larger than the type precision of nit.
18628 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
18629 * graphite.c (graphite_loop_normal_form): Same.
18630 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
18632 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18634 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
18635 (*call_1_rex64_ms_sysv): Use named constants instead of magic
18636 numbers to describe clobbered registers.
18637 (*call_value_0_rex64_ms_sysv): Ditto.
18638 * config/i386/mmx.md (mmx_emms): Ditto.
18639 (mmx_femms): Ditto.
18641 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
18643 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
18646 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18648 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
18649 (spu_section_type_flags): New function.
18651 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18653 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
18654 reg_class_contents of FLOAT_REGS into a temporary.
18656 2009-03-02 Richard Guenther <rguenther@suse.de>
18657 Ira Rosen <irar@il.ibm.com>
18659 PR tree-optimization/39318
18660 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
18661 information to the vectorized statement.
18663 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
18665 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
18666 variable. Use defined names instead of magic constants for REX SSE
18669 2009-03-01 Richard Guenther <rguenther@suse.de>
18671 PR tree-optimization/39331
18672 * omp-low.c (lower_send_shared_vars): Do not receive new
18673 values for the reference of DECL_BY_REFERENCE parms or results.
18675 2009-03-01 Jan Hubicka <jh@suse.cz>
18678 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
18679 BLOCK_NONLOCALIZED_VAR): New macros.
18680 (tree_block): Add nonlocalized_vars.
18681 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
18682 gen_decl_die): Add origin argument. Allow generation of die with
18683 origin at hand only.
18684 (gen_member_die, gen_type_die_with_usage, force_decl_die,
18685 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
18687 (gen_block_die): Fix checking for unused blocks.
18688 (process_scope_var): Break out from .... ; work with origins only.
18689 (decls_for_scope) ... here; process nonlocalized list.
18690 (dwarf2out_ignore_block): Look for nonlocalized vars.
18691 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
18693 (dump_scope_block): Dump them.
18694 * tree-inline.c (remap_decls): Handle nonlocalized vars.
18695 (remap_block): Likewise.
18696 (can_be_nonlocal): New predicate.
18697 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
18699 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18701 * configure: Regenerate.
18703 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18705 * optc-gen.awk: No need to duplicate option flags twice.
18706 Reuse help texts for duplicate options which do not have any.
18708 * gcc.c (display_help): Document --version.
18710 * gcc.c (main): If print_help_list and verbose_flag, ensure
18711 driver output comes before subprocess output.
18713 * optc-gen.awk: Assign all remaining fields to help string,
18714 space-separated, for multi-line help in *.opt.
18716 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
18717 -Wno-pedantic-ms-format is for MinGW targets only.
18719 * doc/options.texi (Option file format): Fix bad indentation,
18720 restoring dropped sentence.
18722 2009-02-28 Jan Hubicka <jh@suse.cz>
18724 * tree-inline.c (tree_function_versioning): Output debug info.
18726 2009-02-28 Jan Hubicka <jh@suse.cz>
18729 * tree-inline.c (setup_one_parameter): Do not copy propagate
18730 arguments when not optimizing.
18732 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
18735 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18736 (avx_addsubv4df3): Likewise.
18737 (*avx_addsubv4sf3): Likewise.
18738 (sse3_addsubv4sf3): Likewise.
18739 (*avx_addsubv2df3): Likewise.
18740 (sse3_addsubv2df3): Likewise.
18741 (avx_unpckhps256): Correct item selectors.
18742 (avx_unpcklps256): Likewise.
18743 (avx_unpckhpd256): Likewise.
18744 (avx_unpcklpd256): Likewise.
18746 2009-02-28 Jan Hubicka <jh@suse.cz>
18748 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
18750 (copy_arguments_for_versioning): If var is declared don't declare it.
18751 (tree_function_versioning): First setup substitutions and then copy
18754 2009-02-27 Jan Hubicka <jh@suse.cz>
18757 * cgraph.h (varpool_output_debug_info): Remove.
18758 * cgraphunit.c (varpool_output_debug_info): Remove.
18759 * dwarf2out.c (deferred_locations_struct): New struct
18760 (deferred_locations): New type.
18761 (deferred_locations_list): New static var.
18762 (deffer_location): New function.
18763 (gen_variable_die): Use it.
18764 (decls_for_scope): Output info on local static vars.
18765 (dwarf2out_finish): Process deferred locations.
18766 * varpool.c (varpool_output_debug_info): Remove.
18768 2009-02-27 Jan Hubicka <jh@suse.cz>
18771 * tree.h (TREE_PROTECTED): Fix comment.
18772 (BLOCK_HANDLER_BLOCK): Remove.
18773 (struct tree_block): Remove handler_block add body_block.
18774 (inlined_function_outer_scope_p): New.
18775 (is_body_block): Remove.
18776 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
18777 * dwarf2out.c (is_inlined_entry_point): Remove.
18778 (add_high_low_attributes): Use inlined_function_outer_scope_p.
18779 (gen_block_die): Use is_inlined_entry_point check. Remove body block
18781 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
18782 * gimplify.c (gimplify_expr): Gimplify body blocks.
18783 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
18784 block with multiple subblocks.
18785 (dump_scope_block): Prettier output; dump more flags and info.
18786 (dump_scope_blocks): New.
18787 (remove_unused_locals): Use dump_scope_blocks.
18788 * tree-flow.h (dump_scope_blocks): Declare.
18789 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
18790 * stmt.c (is_body_block): Remove.
18791 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
18792 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
18794 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
18796 PR middle-end/39308
18797 * graphite.c (graphite_loop_normal_form): Do not call
18798 number_of_iterations_exit from a gcc_assert.
18800 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18802 * config/s390/s390.c (s390_swap_cmp): Look for conditional
18803 jumps if COND is NULL.
18804 (find_cond_jump): New function.
18805 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
18806 * config/s390/s390.md: Remove z10_cobra attribute value.
18808 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
18810 * config/alpha/alpha.h (alpha_expand_mov): Return false if
18811 force_const_mem returns NULL_RTX.
18813 2009-02-26 Jan Hubicka <jh@suse.cz>
18816 * cgraph.h (varpool_output_debug_info): Remove.
18817 * cgraphunit.c (varpool_output_debug_info): Remove.
18818 * dwarf2out.c (deferred_locations_struct): New struct
18819 (deferred_locations): New type.
18820 (deferred_locations_list): New static var.
18821 (deffer_location): New function.
18822 (gen_variable_die): Use it.
18823 (decls_for_scope): Output info on local static vars.
18824 (dwarf2out_finish): Process deferred locations.
18825 * varpool.c (varpool_output_debug_info): Remove.
18827 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
18829 PR rtl-optimization/39241
18830 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
18831 to subreg_offset_representable_p.
18833 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
18835 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
18836 execute function prototype. Get f and nregs from max_reg_num
18837 and get_insns. Remove the first backward pass as it's dead,
18838 guard the forward pass by flag_expensive_optimizations.
18839 (rest_of_handle_regmove): Delete.
18840 (pass_regmove): Replace it with regmove_optimize.
18842 2009-02-25 Martin Jambor <mjambor@suse.cz>
18844 PR tree-optimization/39259
18845 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
18846 calls_alloca function flags.
18847 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
18848 calls are detected.
18850 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
18852 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
18853 flags_set_1_rtx, flags_set_1_set): Delete.
18854 (regmove_optimize): Do not call mark_flags_life_zones.
18856 2009-02-24 Julian Brown <julian@codesourcery.com>
18859 * config/arm/arm.c (require_pic_register): Only set
18860 cfun->machine->pic_reg once per function.
18862 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
18864 * doc/invoke.texi (Link Options): Document an easier way to pass
18865 options that take arguments to the GNU linker using -Xlinker and -Wl.
18867 2009-02-24 Steve Ellcey <sje@cup.hp.com>
18870 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
18872 2009-02-24 Richard Guenther <rguenther@suse.de>
18875 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
18877 2009-02-24 Richard Guenther <rguenther@suse.de>
18878 Zdenek Dvorak <ook@ucw.cz>
18880 PR tree-optimization/39233
18881 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
18882 from converting them to a generic type.
18884 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
18886 PR tree-optimization/39260
18887 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
18888 contains a condition with a real type.
18889 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
18891 2009-02-23 Jason Merrill <jason@redhat.com>
18894 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
18895 narrowing_initializer_constant_valid_p.
18896 (narrowing_initializer_constant_valid_p): Don't return
18897 null_pointer_node for adding a pointer to itself.
18899 2009-02-23 Jan Hubicka <jh@suse.cz>
18902 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
18905 2009-02-23 Jan Hubicka <jh@suse.cz>
18907 PR tree-optimization/37709
18908 * tree.c (block_ultimate_origin): Move here from dwarf2out.
18909 * tree.h (block_ultimate_origin): Declare.
18910 * dwarf2out.c (block_ultimate_origin): Move to tree.c
18911 * tree-ssa-live.c (remove_unused_scope_block_p):
18912 Eliminate blocks containig no instructions nor live variables nor
18914 (dump_scope_block): New function.
18915 (remove_unused_locals): Enable removal of dead blocks by default;
18916 enable dumping at TDF_DETAILS.
18918 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
18920 * config/i386/i386.c (classify_argument): Don't allow COImode
18922 (function_arg_advance_32): Don't allow OImode.
18923 (function_arg_32): Likewise.
18924 (function_value_32): Likewise.
18925 (return_in_memory_32): Likewise.
18926 (function_arg_64): Remove OImode comment.
18928 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
18931 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
18932 ix86_expand_vector_set for V4DImode in 64bit mode only.
18933 (ix86_expand_vector_init_one_var): Likewise.
18935 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
18937 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
18939 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
18942 * loop-iv.c: Revert last change.
18943 * emit-rtl.c: Likewise.
18945 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
18948 * config/i386/i386.c (type_natural_mode): Remove an extra
18949 space in the warning message.
18950 (function_value_32): Handle 32-byte vector modes.
18951 (return_in_memory_32): Likewise.
18953 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
18955 * loop-iv.c (truncate_value): New function.
18956 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
18958 (lowpart_subreg): Move to...
18959 * emit-rtl.c: ...here.
18961 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
18963 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
18964 accidental and undocumented change at revision 140860.
18966 2009-02-21 Joseph Myers <joseph@codesourcery.com>
18968 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
18969 take gimple_seq * arguments.
18970 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
18971 types_compatible_p langhook.
18973 2009-02-20 Mark Mitchell <mark@codesourcery.com>
18974 Joseph Myers <joseph@codesourcery.com>
18976 * config/arm/arm.c (arm_builtin_va_list): New function.
18977 (arm_expand_builtin_va_start): Likewise.
18978 (arm_gimplify_va_arg_expr): Likewise.
18979 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
18980 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
18981 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
18982 (va_list_type): New variable.
18983 (arm_mangle_type): Mangle va_list_type appropriately.
18985 2009-02-20 Jakub Jelinek <jakub@redhat.com>
18987 PR middle-end/39157
18988 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
18989 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
18990 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
18991 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
18992 parameter to 1000 for -O1 by default.
18993 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
18995 * loop-invariant.c: Include params.h.
18996 (move_loop_invariants): Don't call move_single_loop_invariants on
18999 2009-02-20 Jaka Mocnik <jaka@xlab.si>
19001 * calls.c (emit_library_call_value_1): Use slot_offset instead of
19002 offset when calculating bounds for indexing stack_usage_map. Fixes
19003 a buffer overflow with certain target setups.
19005 2009-02-20 Jakub Jelinek <jakub@redhat.com>
19008 * calls.c (expand_call): Clear try_tail_call if caller and callee
19009 disagree in promotion of function return value.
19011 2009-02-19 Jakub Jelinek <jakub@redhat.com>
19014 * c-common.c (c_determine_visibility): If visibility changed and
19015 DECL_RTL has been already set, call make_decl_rtl to update symbol
19018 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
19021 * varasm.c (assemble_variable): Don't check DECL_NAME when
19022 globalizing a variable.
19024 2009-02-19 Joseph Myers <joseph@codesourcery.com>
19027 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
19028 expression before any __builtin_trap call.
19029 * c-typeck.c (build_function_call): Convert and check function
19030 arguments before generating a call to a trap. Evaluate the
19031 function arguments before the trap.
19033 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
19036 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
19037 (UNSPEC_FXAM_MEM): New unspec.
19038 (fxam<mode>2_i387_with_temp): New insn and split pattern.
19039 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
19040 memory using fxam<mode>2_i387_with_temp to remove excess precision.
19042 2009-02-19 Richard Guenther <rguenther@suse.de>
19044 PR tree-optimization/39207
19045 PR tree-optimization/39074
19046 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
19047 storedanything_tree): New.
19048 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
19049 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
19050 (build_succ_graph): Add edges from STOREDANYTHING to all
19052 (init_base_vars): Initialize STOREDANYTHING.
19053 (compute_points_to_sets): Free substitution info after
19054 building the succ graph.
19055 (ipa_pta_execute): Likewise.
19057 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
19059 (do_ds_constraint): Do not add to special var or non-pointer
19061 (type_could_have_pointers): Split out from ...
19062 (could_have_pointers): ... here. For arrays use the element type.
19063 (create_variable_info_for): Initialize may_have_pointers.
19064 (new_var_info): Likewise.
19065 (handle_lhs_call): Make the HEAP variable unknown-sized.
19066 (intra_create_variable_infos): Use a type with pointers for
19067 PARM_NOALIAS, make it unknown-sized.
19069 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
19072 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
19074 2009-02-18 Jason Merrill <jason@redhat.com>
19077 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
19078 value if DECL_EXTERNAL.
19079 * tree-sra.c (sra_walk_gimple_assign): Likewise.
19080 * target.h (gcc_target::binds_local_p): Clarify "module".
19081 * tree.h (TREE_PUBLIC): Clarify "module".
19083 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
19086 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
19087 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
19089 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
19092 * c.opt (Wabi): Support C and ObjC.
19095 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
19097 * config/i386/i386.c (classify_argument): Warn once about the ABI
19098 change when passing union with long double.
19100 * doc/invoke.texi: Update -Wabi for warning psABI changes.
19102 2009-02-18 Joseph Myers <joseph@codesourcery.com>
19105 * c-parser.c (c_parser_compound_statement): Always enter and leave
19108 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19111 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
19113 2009-02-18 Jakub Jelinek <jakub@redhat.com>
19115 PR tree-optimization/36922
19116 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
19117 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
19120 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19122 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
19125 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19127 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
19129 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19131 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
19134 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
19135 Richard Sandiford <rdsandiford@googlemail.com>
19137 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
19138 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
19139 (loongson_biadd): ...this.
19141 2009-02-17 Richard Guenther <rguenther@suse.de>
19143 PR tree-optimization/39202
19144 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
19145 a var make sure to follow existing collapses.
19147 2009-02-17 Richard Guenther <rguenther@suse.de>
19149 PR middle-end/39214
19150 * langhooks.c (lhd_print_error_function): Check for NULL block.
19152 2009-02-17 Richard Guenther <rguenther@suse.de>
19154 PR tree-optimization/39204
19155 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
19158 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
19160 * config/soft-fp/double.h: Update from glibc CVS.
19162 2009-02-17 Richard Guenther <rguenther@suse.de>
19164 PR tree-optimization/39207
19165 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
19166 strict-aliasing warnings for pointers pointing to NULL.
19168 2009-02-16 Joseph Myers <joseph@codesourcery.com>
19171 * c-parser.c (c_parser_braced_init): Call pop_init_level when
19172 skipping until next close brace.
19174 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
19177 * config/i386/i386.c (ix86_expand_push): Set memory alignment
19178 to function argument boundary.
19180 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
19182 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
19183 in the lea_add. Reload eventually constraints it properly.
19184 * config/picochip/constraints.md: Remove the target constraint
19185 "b", since it is not needed anymore.
19187 2009-02-16 Jakub Jelinek <jakub@redhat.com>
19189 * gthr-dce.h: Uglify function parameter and local variable names.
19190 * gthr-gnat.h: Likewise.
19191 * gthr-mipssde.h: Likewise.
19192 * gthr-nks.h: Likewise.
19193 * gthr-posix95.h: Likewise.
19194 * gthr-posix.h: Likewise.
19195 * gthr-rtems.h: Likewise.
19196 * gthr-single.h: Likewise.
19197 * gthr-solaris.h: Likewise.
19198 * gthr-tpf.h: Likewise.
19199 * gthr-vxworks.h: Likewise.
19200 * gthr-win32.h: Likewise.
19202 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
19205 * config/i386/i386.md: Restrict the new peephole2 to move
19206 between MMX/SSE registers.
19208 2009-02-15 Richard Guenther <rguenther@suse.de>
19211 2009-02-13 Richard Guenther <rguenther@suse.de>
19213 * configure.ac: Enable LFS.
19214 * configure: Re-generate.
19215 * config.in: Likewise.
19217 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19219 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
19220 spu_srqwbyte, spu_srqwbytebc): Define.
19221 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
19222 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
19223 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
19224 "shrqby_<mode>"): New insn-and-split patterns.
19225 * config/spu/spu.c (expand_builtin_args): Determine and return
19226 number of operands using spu_builtin_description data.
19227 (spu_expand_builtin_1): Use it.
19229 2009-02-13 Steve Ellcey <sje@cup.hp.com>
19232 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
19235 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19238 * config/i386/i386.c (override_options): Correct warning
19239 messages for -malign-loops, -malign-jumps and -malign-functions.
19241 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19244 * config/i386/i386.md: Restrict the new peephole2 to move
19245 between the general purpose registers.
19247 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19250 * config/i386/i386.c (type_natural_mode): Add a new argument.
19251 Return the original mode and warn ABI change if vector size is 32byte.
19252 (function_arg_advance): Updated.
19253 (function_arg): Likewise.
19254 (ix86_function_value): Likewise.
19255 (ix86_return_in_memory): Likewise.
19256 (ix86_sol10_return_in_memory): Likewise.
19257 (ix86_gimplify_va_arg): Likewise.
19258 (function_arg_32): Don't warn ABX ABI change here.
19259 (function_arg_64): Likewise.
19261 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
19263 * loop-iv.c (implies_p): In the final case, test that operands 0
19264 of the two comparisons match.
19266 * config/bfin/bfin.c (find_prev_insn_start): New function.
19267 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
19268 (find_next_insn_start): Move.
19270 2009-02-13 Richard Guenther <rguenther@suse.de>
19272 * configure.ac: Enable LFS.
19273 * configure: Re-generate.
19274 * config.in: Likewise.
19276 2009-02-13 Joseph Myers <joseph@codesourcery.com>
19279 * c-parser.c (c_parser_parms_list_declarator): Discard pending
19280 sizes on syntax error after some arguments have been parsed.
19282 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19284 * doc/invoke.texi (-fira): Remove.
19286 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19288 * caller-save.c: Replace regclass.c with reginfo.c in comments.
19289 * recog.c: Likewise.
19292 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
19294 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
19295 (umul_ppmm): Likewise.
19296 (count_leading_zeros): Likewise.
19297 (count_trailing_zeros): Likewise.
19298 (UMUL_TIME): Likewise.
19300 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19302 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
19303 soft-fp/t-softfp to tmake_file.
19305 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
19306 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
19307 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
19308 IA64_BUILTIN_INFQ]: New.
19309 (ia64_init_builtins): Initialize __builtin_infq,
19310 __builtin_fabsq and __builtin_copysignq if not HPUX.
19311 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
19312 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
19314 * config/ia64/lib1funcs.asm (__divtf3): Define only if
19316 (__fixtfti): Likewise.
19317 (__fixunstfti): Likewise.
19318 (__floattitf): Likewise.
19320 * config/ia64/libgcc-glibc.ver: New.
19321 * config/ia64/t-fprules-softfp: Likewise.
19322 * config/ia64/sfp-machine.h: Likewise.
19324 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
19325 (LIBGCC2_TF_CEXT): Likewise.
19326 (TF_SIZE): Likewise.
19327 (TARGET_INIT_LIBFUNCS): Likewise.
19329 * config/ia64/t-glibc (SHLINB_MAPFILES):
19330 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
19332 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19334 * config/i386/i386.c (construct_container): Rewrite processing
19335 BLKmode with X86_64_SSE_CLASS.
19337 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
19340 * config/i386/i386.md: Replace simplify_replace_rtx with
19341 replace_rtx in the new peephole2.
19343 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
19345 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
19346 loop unrolling do not happen at -O2.
19348 2009-02-12 Michael Matz <matz@suse.de>
19350 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
19352 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19354 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
19357 2009-02-12 Ben Elliston <bje@au.ibm.com>
19359 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
19360 patterns when updating the back chain. Missed in the 2009-02-10
19363 2009-02-11 Janis Johnson <janis187@us.ibm.com>
19365 * doc/extend.texi (Decimal Floating Types): Update identifier of
19366 draft TR and list of missing support.
19368 2009-02-11 Jakub Jelinek <jakub@redhat.com>
19370 PR middle-end/39154
19371 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
19372 bit to variable length decl's flags, add it also to its
19373 pointer replacement variable.
19375 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
19376 Jakub Jelinek <jakub@redhat.com>
19379 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
19380 (memory_blockage): New expander.
19381 (*memory_blockage): New insn pattern.
19382 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
19383 instead of general blockage at the end of function prologue when
19384 frame pointer is used to access red zone area. Do not emit blockage
19385 when profiling, it is emitted in generic code.
19386 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
19387 function epilogue when frame pointer is used to access red zone area.
19389 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
19392 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
19393 by arithmetic with memory operands.
19394 * config/i386/predicates.md (commutative_operator): New.
19396 2009-02-10 Janis Johnson <janis187@us.ibm.com>
19398 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
19401 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
19403 * alias.h (record_alias_subset): Declare.
19404 * alias.c (record_alias_subset): Make global.
19406 2009-02-10 Nick Clifton <nickc@redhat.com>
19408 * tree-parloops.c: Change license to GPLv3.
19409 * ipa-struct-reorg.c: Change license to GPLv3.
19410 * ipa-struct-reorg.h: Change license to GPLv3.
19412 2009-02-10 Steve Ellcey <sje@cup.hp.com>
19415 * c-decl.c (start_struct): Return NULL on error.
19417 2009-02-10 Jakub Jelinek <jakub@redhat.com>
19419 PR middle-end/39124
19420 * cfgloopmanip.c (remove_path): Call remove_bbs after
19421 cancel_loop_tree, not before it.
19424 * function.h (struct function): Add has_local_explicit_reg_vars bit.
19425 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
19426 VAR_DECLs were seen.
19427 * tree-ssa-live.c (remove_unused_locals): Recompute
19428 cfun->has_local_explicit_reg_vars.
19429 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
19430 copies or clearings if cfun->has_local_explicit_reg_vars.
19432 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
19435 * config/i386/i386.c (expand_prologue): Emit blockage at the end
19436 of function prologue when frame pointer is used to access
19439 2009-02-10 Richard Guenther <rguenther@suse.de>
19441 PR middle-end/39127
19442 * gimplify.c (gimple_regimplify_operands): Always look if
19443 we need to create a temporary.
19445 2009-02-10 Richard Guenther <rguenther@suse.de>
19447 PR tree-optimization/39132
19448 * tree-loop-distribution.c (todo): New global var.
19449 (generate_memset_zero): Trigger TODO_rebuild_alias.
19450 (tree_loop_distribution): Return todo.
19452 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
19455 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
19456 (x86_64_reg_class_name): Removed.
19457 (classify_argument): Return 0 if bytes > 32. Return 0 if the
19458 first one isn't X86_64_SSE_CLASS or any other ones aren't
19459 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
19460 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
19461 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
19462 and 3 X86_64_SSEUP_CLASS.
19463 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
19464 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
19466 2009-02-10 Ben Elliston <bje@au.ibm.com>
19468 * config/rs6000/rs6000.md (allocate_stack): Always use an update
19469 form instruction to update the stack back chain word, even if the
19470 user has disabled the generation of update instructions.
19471 (movdi_<mode>_update_stack): New.
19472 (movsi_update_stack): Likewise.
19473 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
19474 always use an update form instruction to update the stack back
19477 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
19479 PR middle-end/38953
19480 * graphite.c (if_region_set_false_region): After moving a region in
19481 the false branch of a condition, remove the empty dummy basic block.
19482 (gloog): Remove wrong fix for PR38953.
19484 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19486 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
19487 generation due to implicit sign extension.
19489 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
19491 PR middle-end/38981
19492 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
19493 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
19495 2009-02-09 Richard Guenther <rguenther@suse.de>
19497 PR middle-end/35202
19498 * convert.c (convert_to_real): Disable (float)fn((double)x)
19499 to fnf(x) conversion if errno differences may occur and
19500 -fmath-errno is set.
19502 2009-02-07 Anatoly Sokolov <aesok@post.ru>
19504 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
19505 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
19506 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
19508 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19511 * c-common.c (handle_alias_attribute): Disallow attribute for
19512 anything not a FUNCTION_DECL or VAR_DECL.
19514 2009-02-06 Janis Johnson <janis187@us.ibm.com>
19517 * real.c (do_compare): Special-case compare of zero against
19518 decimal float value.
19520 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19523 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
19524 as indicating flexible array members unless the field itself is
19525 being declarared as the incomplete array.
19527 2009-02-06 Jan Hubicka <jh@suse.cz>
19529 PR tree-optimization/38844
19530 * ipa-inline.c (try_inline): Stop inlining recursion when edge
19531 is already inlined.
19533 2009-02-06 Richard Guenther <rguenther@suse.de>
19535 PR middle-end/38977
19536 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
19537 fork because we may expand it as __gcov_fork.
19539 2009-02-06 Nick Clifton <nickc@redhat.com>
19541 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
19543 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
19545 PR tree-optimization/35659
19546 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
19547 vn_phi_eq): Shortcut if hashcode does not match.
19548 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
19550 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
19551 and avoid iterative_hash_expr.
19552 (FOR_EACH_VALUE_ID_IN_SET): New.
19553 (value_id_compare): Remove.
19554 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
19555 sort expressions by value id.
19557 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
19560 * config/sh/predicates.md (general_movsrc_operand): Don't check
19561 the subreg of system registers here.
19563 2009-02-05 Jakub Jelinek <jakub@redhat.com>
19566 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
19567 on the copied decl.
19569 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
19571 PR rtl-optimization/39110
19572 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
19573 addresses, not aligned ones.
19575 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
19576 Richard Guenther <rguenther@suse.de>
19578 PR tree-optimization/39100
19579 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
19580 comment says and add edges.
19582 2009-02-05 Joseph Myers <joseph@codesourcery.com>
19585 * c-common.c (handle_tls_model_attribute): Ignore attribute for
19586 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
19588 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
19590 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
19591 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
19592 register_bb_in_sese, new_sese, free_sese): Moved.
19593 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
19594 outermost_loop_in_scop, build_scop_iteration_domain,
19595 expand_scalar_variables_ssa_name, get_vdef_before_scop,
19596 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
19597 Use loop_in_sese_p instead of loop_in_scop_p.
19598 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
19599 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
19600 (scopdet_basic_block_info): Fix bug in scop detection.
19601 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
19602 eq_loop_to_cloog_loop): Remove.
19603 (nb_loops_around_loop_in_scop, nb_loop
19604 ref_nb_loops): Moved here...
19605 * graphite.h (ref_nb_loops): ... from here.
19606 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
19607 (loop_domain_dim, loop_iteration_vector_dim): Remove.
19608 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
19609 * testsuite/gcc.dg/graphite/scop-19.c: New
19611 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
19612 Hans-Peter Nilsson <hp@axis.com>
19614 PR rtl-optimization/37889
19615 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
19616 Move offset handling from PLUS to before the switch. Use new
19617 arguments when considering SYMBOL_REFs too.
19618 (rtx_addr_can_trap_p): Pass dummy offset and size.
19619 (enum may_trap_p_flags): Remove.
19620 (may_trap_p_1): Pass size from MEM_SIZE.
19622 PR rtl-optimization/38921
19623 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
19624 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
19625 * rtlanal.c (may_trap_after_code_motion_p): Delete.
19626 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
19628 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
19630 AVX Programming Reference (January, 2009)
19631 * config/i386/sse.md (*vpclmulqdq): New.
19633 2009-02-04 Jakub Jelinek <jakub@redhat.com>
19635 PR tree-optimization/38977
19636 PR gcov-profile/38292
19637 * calls.c (special_function_p): Disregard __builtin_ prefix.
19639 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
19641 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
19642 non-indexable addresses even before reload.
19644 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19647 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
19648 as having variable size. Do not give an error for unnamed
19649 parameters with [*] declarators. Give a warning for type names
19650 with [*] declarators and mark them as variable size.
19651 * c-parser.c (c_parser_sizeof_expression): Do not give an error
19652 for sizeof applied to [*] type names.
19654 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
19657 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
19659 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19661 * gcc.c (process_command): Update copyright notice dates.
19662 * gcov.c (print_version): Likewise.
19663 * gcov-dump.c (print_version): Likewise.
19664 * mips-tfile.c (main): Likewise.
19665 * mips-tdump.c (main): Likewise.
19667 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19670 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
19671 for composite type involving a zero-length array type.
19673 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19676 * function.c (match_asm_constraints_1): Skip over
19677 initial optional % in the constraint.
19679 PR inline-asm/39059
19680 * c-parser.c (c_parser_postfix_expression): If fixed point is not
19681 supported, don't accept FIXED_CSTs.
19682 * c-decl.c (finish_declspecs): Error if fixed point is not supported
19683 and _Sat is used without _Fract/_Accum. Set specs->type to
19684 integer_type_node for cts_fract/cts_accum if fixed point is not
19687 2009-02-02 Catherine Moore <clm@codesourcery.com>
19689 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
19691 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
19693 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
19694 (ABI_HAS_64BIT_SYMBOLS): Use it.
19695 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
19697 2009-02-02 Paul Brook <paul@codesourcery.com>
19699 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
19701 2009-02-02 Jakub Jelinek <jakub@redhat.com>
19703 PR inline-asm/39058
19704 * recog.h (asm_operand_ok): Add constraints argument.
19705 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
19706 recurse on matching constraint.
19707 (check_asm_operands): Pass constraints as 3rd argument to
19708 asm_operand_ok. Don't look up matching constraint here.
19709 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
19712 2009-02-02 Ben Elliston <bje@au.ibm.com>
19714 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
19715 TARGET_NARROW_VOLATILE_BITFIELD macro names.
19717 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19719 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
19720 information. Remove some obsolete information. Reorganize.
19722 * config/pa/fptr.c: Revert license to GPL 2.
19723 * config/pa/milli64.S: Likewise.
19725 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
19728 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
19729 LIBRARY name in, instead of hard-coding it.
19730 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
19731 extra target make frag to tmake_files according to EH model.
19732 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
19733 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
19734 frags that define makefile variable EH_MODEL appropriately.
19735 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
19736 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
19737 to "-sjlj" according to type of EH configured.
19738 (LIBGCC_SONAME): Concatenate it to shared library base name.
19739 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
19740 to "_sjlj" according to type of EH configured.
19741 (LIBGCC_SONAME): Concatenate it to shared library base name.
19742 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
19743 (SHLIB_LINK): Add missing semicolon to if-else construct.
19744 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
19745 string value of "pe_dll" command-line option.
19746 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
19747 (SHLIB_SONAME): Use it when overriding t-cygming default.
19748 (SHLIB_IMPLIB): Override t-cygming default.
19749 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
19750 string value of "pe_dll" command-line option.
19752 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
19755 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
19756 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
19758 2009-01-31 Richard Guenther <rguenther@suse.de>
19760 PR tree-optimization/38937
19761 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
19762 computing the transitive closure.
19764 2009-01-30 Richard Guenther <rguenther@suse.de>
19766 PR tree-optimization/39041
19767 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
19768 Propagate variable indices only if the types match for this stmt.
19770 2009-01-30 Jakub Jelinek <jakub@redhat.com>
19773 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
19774 inline but never defined.
19776 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
19778 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
19779 (*insv_h_di_reg_extimm): New insn.
19780 (*insv_l<mode>_reg_extimm): New insn.
19782 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
19784 * config/picochip/picochip.c (flag_conserve_stack): set
19785 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
19786 fconserve-stack. Reduce call-overhead used by inliner.
19788 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
19791 * common.opt (flag_conserve_stack): Initialised to zero.
19793 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
19796 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
19797 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
19800 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
19802 * ira-color.c (allocno_reload_assign): Update comments.
19803 * regmove.c (regmove_optimize): Likewise.
19807 2009-01-29 Robert Millan <rmh@aybabtu.com>
19809 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
19810 * config/i386/kopensolaris-gnu.h: New file. Undefine
19811 `MD_UNWIND_SUPPORT'.
19812 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
19814 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
19816 PR tree-optimization/39007
19817 * tree-loop-distribution.c (generate_builtin): Use
19818 recompute_dominator to compute the immediate dominator of the
19819 basic block just after the loop.
19821 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
19823 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
19824 (ASM_OUTPUT_DWARF_PCREL): Define.
19826 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
19828 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
19829 * doc/passes.texi: Remove entries about regclass, local-alloc, and
19830 global. Modify entries about regmove and IRA.
19832 * ra-conflict.c: Remove the file.
19834 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
19836 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
19837 (pass_regclass_init): Rename to pass_reginfo_init.
19839 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
19841 * toplev.h (flag_ira): Remove.
19843 * caller-save.c (setup_save_areas): Remove flag_ira.
19845 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
19847 * global.c: Remove the file.
19849 * opts.c (decode_options): Remove flag_ira.
19851 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
19853 * regmove.c: Modify file description.
19854 (find_use_as_address, try_auto_increment): Define them only if
19855 AUTO_INC_DEC is defined.
19856 (replacement_quality, replace_in_call_usage, fixup_match_1,
19857 stable_and_no_regs_but_for_p): Remove.
19858 (reg_set_in_bb): Make it static.
19859 (regmove_optimize): Remove flag_ira and code which worked for
19862 * local-alloc.c: Remove the file.
19864 * common.opt (fira): Remove.
19866 * ira.c: Include except.h.
19867 (eliminable_regset): Move from global.c.
19868 (mark_elimination): Ditto. Remove flag_ira.
19869 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
19870 equiv_mem_modified, validate_equiv_mem_from_store,
19871 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
19872 contains_replace_regs, memref_referenced_p, memref_used_between_p,
19873 no_equiv, recorded_label_ref): Move from local-alloc.c.
19874 (update_equiv_regs): Ditto. Make it static.
19875 (print_insn_chain, print_insn_chains): Move it from global.c.
19876 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
19877 (build_insn_chain): Ditto. Make it static.
19878 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
19879 Rename to init_live_subregs.
19880 (gate_ira): Remove flag_ira.
19882 * regclass.c: Rename reginfo.c. Change file description.
19883 (FORBIDDEN_INC_DEC_CLASSES): Remove.
19884 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
19885 (init_reg_sets_1): Remove code for evaluation of
19886 reg_class_superclasses and losing_caller_save_reg_set.
19887 (init_regs): Remove init_reg_autoinc.
19888 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
19889 ok_for_base_p_nonstrict): Remove.
19890 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
19891 (pass_regclass_init): Rename to pass_reginfo_init. Modify
19892 corresponding entries.
19893 (dump_regclass, record_operand_costs, scan_one_insn,
19894 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
19895 record_address_regs, auto_inc_dec_reg_p): Remove.
19896 (gt-regclass.h): Rename to gt-reginfo.h.
19898 * rtl.h (dump_global_regs, retry_global_alloc,
19899 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
19901 * Makefile.in (RA_H): Remove.
19902 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
19903 Rename regclass.o to reginfo.o.
19904 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
19906 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
19907 (GTFILES): Rename regclass.c to reginfo.c.
19909 * passes.c (init_optimization_passes): Remove pass_local_alloc and
19910 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
19912 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
19913 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
19915 (finish_spills): Ditto. Remove code for !flag_ira.
19917 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
19919 PR middle-end/35854
19920 * doc/invoke.texi (rtl debug options): Complete rewrite.
19921 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
19923 * mode-switching.c (pass_mode_switching): Rename pass from
19924 "mode-sw" to "mode_sw".
19925 * except.c (pass_convert_to_eh_ranges): Rename pass from
19926 "eh-ranges" to "eh_ranges".
19927 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
19931 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
19932 Alexander Monakov <amonakov@ispras.ru>
19934 PR middle-end/38857
19935 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
19937 (move_exprs_to_boundary): Change return type and pass through
19938 should_move from move_op. Relax assert. Update usage ...
19939 (schedule_expr_on_boundary): ... here. Use should_move instead of
19941 (move_op_orig_expr_found): Indicate that insn was disconnected from
19943 (code_motion_process_successors): Do not call after_merge_succs
19944 callback if original expression was not found when traversing any of
19946 (code_motion_path_driver): Change return type. Update prototype.
19947 (move_op): Update comment. Add a new parameter (should_move). Update
19948 prototype. Set *should_move based on indication provided by
19949 move_op_orig_expr_found.
19951 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
19953 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
19954 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
19955 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
19956 * config/rs6000/rs6000.c (rs6000_override_options): Default
19957 avoid-indexed-addresses on for Power6, off for everything else.
19958 (avoiding_indexed_address_p): New function.
19959 (rs6000_legitimize_address): Use it.
19960 (rs6000_legitimate_address): Likewise.
19961 * config/rs6000/rs6000.md (movXX_updateX): Likewise
19963 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
19965 PR tree-optimization/38997
19966 * tree-loop-distribution.c (generate_memset_zero): Use
19967 POINTER_PLUS_EXPR for a pointer addition.
19969 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
19971 * config/s390/s390.md (bswap<mode>2): New pattern added.
19973 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
19975 * config/s390/s390.md (*tls_load_31): Added type attribute.
19977 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
19979 * config/s390/s390.md: Fix a few comments.
19981 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
19983 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
19984 (*tm<mode>_full): Fixed z10prop attribute.
19985 (*tst<mode>_extimm): Fixed z10prop attribute.
19986 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
19987 (*tstqiCCT_cconly): Fixed z10prop attribute.
19988 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
19989 (*movsi_larl): Fixed z10prop attribute.
19990 (*movsi_zarch): Fixed z10prop attribute.
19991 (*movsi_eas): Fixed z10prop attribute.
19992 (*movhi): Fixed z10prop attribute.
19993 (*movqi): Fixed z10prop attribute.
19994 (*movstrictqi): Fixed z10prop attribute.
19995 (*mov<mode>): Fixed z10prop attribute.
19996 (*movcc): Fixed z10prop attribute.
19997 (*sethighpartdi_64): Fixed z10prop attribute.
19998 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
19999 (*negdi2_sign_cc): Fixed z10prop attribute.
20000 (*negdi2_sign): Fixed z10prop attribute.
20001 (*absdi2_sign_cc): Fixed z10prop attribute.
20002 (*absdi2_sign): Fixed z10prop attribute.
20003 (*negabsdi2_sign_cc): Fixed z10prop attribute.
20004 (*negabsdi2_sign): Fixed z10prop attribute.
20005 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
20006 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
20007 (doloop_si64): Fixed z10prop attribute.
20008 (doloop_si31): Fixed z10prop attribute.
20009 (doloop_long): Fixed z10prop attribute.
20010 (indirect_jump): Fixed z10prop attribute.
20011 (nop): Fixed z10prop attribute.
20012 (main_base_64): Fixed z10prop attribute.
20013 (reload_base_64): Fixed z10prop attribute.
20015 2009-01-28 Jakub Jelinek <jakub@redhat.com>
20017 PR rtl-optimization/38740
20018 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
20020 * config/mips/mips.c (mips_reorg): Likewise.
20022 2009-01-28 Richard Guenther <rguenther@suse.de>
20024 PR tree-optimization/38926
20025 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
20026 with the correct value id to a value.
20027 (do_regular_insertion): Use the value number of edoubleprime
20028 for the value number of the expr.
20031 2008-08-21 Richard Guenther <rguenther@suse.de>
20033 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
20034 a PHI ask VN if it is already available.
20035 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
20036 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
20038 2009-01-28 Jakub Jelinek <jakub@redhat.com>
20040 PR middle-end/38934
20041 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
20042 set to varying whenever max has TREE_OVERFLOW set, similarly
20043 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
20045 2009-01-28 Richard Guenther <rguenther@suse.de>
20047 PR middle-end/38908
20048 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
20049 uninitialized aggregate uses in call arguments.
20051 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
20053 PR tree-optimization/38984
20054 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
20055 the nothing_id variable if -fno-delete-null-pointer-checks.
20057 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
20060 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
20061 (set_got_offset_rex64): Ditto.
20063 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
20066 * doc/extend.texi: Improve local variable with asm reg.
20068 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
20070 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
20071 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
20072 was not supplied then set warn_packed_bitfield_compat to the
20073 default value of 1.
20074 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
20077 2009-01-27 Richard Guenther <rguenther@suse.de>
20079 PR tree-optimization/38503
20080 * cfgexpand.c (expand_gimple_basic_block): Ignore
20081 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
20082 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
20083 variables that cannot have TBAA applied.
20084 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
20087 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
20089 PR middle-end/38969
20090 * calls.c (initialize_argument_information): Do not wrap complex
20091 arguments in SAVE_EXPR.
20093 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
20095 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
20096 (INSTALL_LIBGCC): Revert typo commit.
20098 2009-01-26 Richard Guenther <rguenther@suse.de>
20100 PR tree-optimization/38745
20101 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
20102 from special handling.
20104 2009-01-26 Richard Guenther <rguenther@suse.de>
20106 PR tree-optimization/38745
20107 * tree-ssa.c (execute_update_addresses_taken): Do not include
20108 variables that cannot possibly be a register in not_reg_needs.
20109 Do not clear TREE_ADDRESSABLE on vars that may not become
20111 * tree-ssa.c (update_alias_info_1): Include those in the set
20112 of addressable vars.
20114 2009-01-26 Richard Guenther <rguenther@suse.de>
20116 PR middle-end/38851
20117 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
20118 * tree-ssa-dse.c: Include langhooks.h
20119 (execute_simple_dse): Remove stores with zero size.
20121 2009-01-24 Jakub Jelinek <jakub@redhat.com>
20124 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
20127 2009-01-24 Julian Brown <julian@codesourcery.com>
20129 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
20130 config/arm/linux-atomic.c.
20131 * config/arm/linux-atomic.c: New.
20133 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
20135 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
20136 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
20137 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
20139 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
20142 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
20145 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
20147 PR tree-optimization/38953
20148 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
20149 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
20150 (gloog): Split the exit of the scop when the scop exit is a loop exit.
20151 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
20154 2009-01-24 Paul Brook <paul@codesourcery.com>
20156 * config/arm/neon.md (neon_type): Move to arm.md.
20157 (neon_mov<VSTRUCT>): Add neon_type attribute.
20158 * config/arm/arm.md (neon_type): Move to here.
20159 (conds): Add "unconditioal" and use as default for NEON insns.
20161 2009-01-24 Ben Elliston <bje@au.ibm.com>
20163 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
20164 void *' warning from -Wc++-compat.
20165 * Makefile.in (dominance.o-warn): Remove.
20167 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
20169 PR tree-optimization/38932
20170 * fold-const.c (fold_unary_ignore_overflow): New.
20171 * tree.h (fold_unary_ignore_overflow): Declare.
20172 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
20173 * tree-ssa-sccvn.c (visit_reference_op_load,
20174 simplify_unary_expression): Likewise.
20176 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
20178 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
20179 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
20180 regardless of their type.
20181 * c-common.c (handle_packed_attribute): Don't ignore packed on
20183 * c.opt (Wpacked-bitfield-compat): New warning option.
20184 * stor-layout.c (place_field): Warn if offset of a field changed.
20185 * doc/extend.texi (packed): Mention the ABI change.
20186 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
20187 (Warning Options): Add it to the list.
20189 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
20191 * c-opts.c (c_common_post_options): Fix a typo in comments.
20193 2009-01-22 Steve Ellcey <sje@cup.hp.com>
20195 PR middle-end/38615
20196 * gimplify.c (gimplify_init_constructor): Fix promotion of const
20197 variables to static.
20198 * doc/invoke.texi (-fmerge-all-constants): Update description.
20200 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
20203 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
20204 (*movdi_1_rex64): Use type "mmx" for alternative 5.
20206 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
20208 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
20210 (LOCAL_ALIGNMENT): Similarly.
20212 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20213 Joseph Myers <joseph@codesourcery.com>
20215 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
20216 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
20217 * config/arm/arm-tune.md: Regenerate.
20218 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
20221 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20223 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
20224 version number to five.
20226 2009-01-22 Dodji Seketeli <dodji@redhat.com>
20229 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
20230 * c-common.c (set_underlying_type): Likewise.
20231 (is_typedef_decl ): Likewise
20233 (set_underlying_type): Likewise.
20234 (is_typedef_type): Likewise.
20236 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
20238 PR middle-end/38587
20239 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
20242 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
20245 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
20246 (LIBGCC_SPEC): Don't define.
20247 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
20249 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
20251 PR rtl-optimization/38879
20252 * alias.c (base_alias_check): Unaligned access via AND address can
20253 alias all surrounding object types except those with sizes equal
20254 or wider than the size of unaligned access.
20256 2009-01-21 Dodji Seketeli <dodji@redhat.com>
20259 * c-decl.c (clone_underlying_type): Move this ...
20260 * c-common.c (set_underlying_type): ... here.
20261 Also, make sure the function properly sets TYPE_STUB_DECL() on
20262 the newly created typedef variant type.
20263 (is_typedef_decl ): New entry point.
20264 * tree.h: Added a new member member_types_needing_access_check to
20265 struct tree_decl_non_common.
20266 (set_underlying_type): New entry point.
20267 (is_typedef_type): Likewise.
20269 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
20271 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
20272 Check whether two instructions have memory references that
20273 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
20274 are helper functions for traversing.
20275 * alias.h (insn_alias_sets_confilict_p): New prototypes.
20276 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
20277 not to draw dependency edge for instructions with non-conflicting
20280 2009-01-20 Joseph Myers <joseph@codesourcery.com>
20283 * longlong.h: Update copyright years. Use soft-fp license notice.
20284 Sync __clz_tab declaration with glibc.
20286 2009-01-20 Steve Ellcey <sje@cup.hp.com>
20289 * doc/extend.texi (syscall_linkage): New.
20290 (version_id): Modify.
20292 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
20293 Richard Guenther <rguenther@suse.de>
20295 PR tree-optimization/38747
20296 PR tree-optimization/38748
20297 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
20298 conversion if the base address is an indirect reference and the
20299 aliasing sets could cause issues.
20301 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20303 * common.opt (fgraphite, fgraphite-identity): Add comment for
20304 explaining why these options are not documented.
20306 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20308 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
20309 gimple_call_lhs is NULL.
20311 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
20314 * emit-rtl.c (adjust_address_1): Make sure memref is never
20317 2009-01-20 Ben Elliston <bje@au.ibm.com>
20319 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20320 const qualifier from arg parameter. Remove unnecessary cast to char *.
20321 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20322 const qualifier from arg 2.
20324 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
20326 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
20328 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
20331 * rtl.h (reinit_regs): New prototype.
20332 * regclass.c: Include ira.h.
20333 (reinit_regs): New.
20334 * Makefile.in (regclass.o): Add ira.h.
20335 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
20337 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
20340 * c-common.c (handle_aligned_attribute): Use
20341 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
20342 default alignment value.
20344 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
20346 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
20347 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
20349 * doc/extend.texi: Update __attribute__ ((aligned)). Document
20350 __BIGGEST_ALIGNMENT__.
20352 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
20354 2009-01-18 Richard Guenther <rguenther@suse.de>
20356 PR tree-optimization/38819
20357 * tree-flow.h (operation_could_trap_helper_p): Declare.
20358 * tree-eh.c (operation_could_trap_helper_p): Export.
20359 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
20360 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
20361 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
20362 are about to insert a possibly trapping instruction and fail
20365 2009-01-18 Andreas Schwab <schwab@suse.de>
20367 * doc/install.texi (Configuration): Remove obsolete paragraph
20368 about use of --with-gnu-ld with --with-gnu-as.
20370 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
20372 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
20373 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
20374 Follow spelling conventions.
20376 2009-01-18 Ben Elliston <bje@au.ibm.com>
20378 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
20379 C++ warning about implicit conversion from void * to struct
20381 (bitmap_obstack_free): Likewise for bitmap_element *.
20382 * Makefile.in (bitmap.o-warn): Remove.
20384 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
20386 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
20388 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
20389 Tobias Grosser <tobi.grosser@amd.com>
20391 * graphite.c (graphite_trans_scop_block): Do not block single
20394 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
20396 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
20397 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
20398 test with assertion.
20400 2009-01-16 Richard Guenther <rguenther@suse.de>
20402 PR tree-optimization/38835
20403 PR middle-end/36227
20404 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
20405 and INT + PTR -> (INT)(PTR p+ INT) folding.
20406 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
20408 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
20411 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
20412 the subreg from a lowpart subreg if it is also casting the value.
20414 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20415 Tobias Grosser <tobi.grosser@amd.com>
20417 * graphite.c (compare_prefix_loops): New.
20418 (build_scop_canonical_schedules): Rewritten.
20419 (graphite_transform_loops): Move build_scop_canonical_schedules
20420 after build_scop_iteration_domain.
20422 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20423 Tobias Grosser <tobi.grosser@amd.com>
20425 * graphite.c (add_conditions_to_domain): Add the loops to
20426 the dimension of the iteration domain. Do copy the domain
20427 only when it exists.
20428 (build_scop_conditions_1): Do not call add_conditions_to_domain.
20429 (add_conditions_to_constraints): New.
20430 (can_generate_code_stmt, can_generate_code): Removed.
20431 (gloog): Do not call can_generate_code.
20432 (graphite_transform_loops): Call add_conditions_to_constraints
20433 after building the iteration domain.
20435 2009-01-16 Jakub Jelinek <jakub@redhat.com>
20437 PR tree-optimization/38789
20438 * tree-ssa-threadedge.c
20439 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
20440 __builtin_constant_p.
20442 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
20444 * dce.c (delete_unmarked_insns): Reversed the order that insns are
20445 examined before deleting them.
20447 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
20449 * function.c (aggregate_value_p): Correctly extract the function
20450 type from CALL_EXPR_FN lookup.
20452 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
20454 * config/picochip/picochip.c (picochip_override_options): Revert
20455 CFI asm flag disable commited previously.
20457 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
20458 Tobias Grosser <tobi.grosser@amd.com>
20459 Jan Sjodin <jan.sjodin@amd.com>
20461 * graphite.c (scan_tree_for_params): On substractions negate
20462 all the coefficients of the term.
20463 (clast_to_gcc_expression_red): New. Handle reduction expressions
20464 of more than two operands.
20465 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
20466 (get_vdef_before_scop): Handle also the case of default definitions.
20468 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
20470 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
20471 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
20472 Also use them when walking CALL_INSN_FUNCTION_USAGE.
20474 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
20475 Joey Ye <joey.ye@intel.com>
20477 PR middle-end/37843
20478 * cfgexpand.c (expand_stack_alignment): Don't update stack
20479 boundary nor check incoming stack boundary here.
20480 (gimple_expand_cfg): Update stack boundary and check incoming
20481 stack boundary here.
20483 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
20485 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
20487 2009-01-14 Jakub Jelinek <jakub@redhat.com>
20489 PR rtl-optimization/38245
20490 * calls.c (expand_call): Add stack arguments to
20491 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20492 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
20493 in regs and partially in memory or BLKmode arguments.
20494 (emit_library_call_value_1): Add stack arguments to
20495 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20496 ACCUMULATE_OUTGOING_ARGS).
20497 * dce.c: Include tm_p.h.
20498 (find_call_stack_args): New function.
20499 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
20501 (mark_insn): Call find_call_stack_args for CALL_Ps.
20502 (prescan_insns_for_dce): Walk insns backwards in bb rather than
20503 forwards. Allocate and free arg_stores bitmap if needed, pass it
20504 down to deletable_insn_p, don't mark stores set in arg_stores
20505 bitmap, clear the bitmap at the beginning of each bb.
20506 * Makefile.in (dce.o): Depend on $(TM_P_H).
20508 2009-01-14 Michael Meissner <gnu@the-meissners.org>
20511 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
20512 to make sure the insn is a conditional test (bug 22599). Reformat a
20515 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
20517 PR middle-end/38431
20518 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
20519 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
20520 (gloog): Do not call cleanup_tree_cfg.
20521 (graphite_transform_loops): Call cleanup_tree_cfg after all
20522 scops have been code generated.
20524 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
20525 * doc/gty.texi (Invoking the garbage collector): Added new node
20526 and section documenting ggc_collect.
20528 2009-01-14 Richard Guenther <rguenther@suse.de>
20530 PR tree-optimization/38826
20531 PR middle-end/38477
20532 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
20533 initialization notes only if we actually emitted a warning.
20534 (intra_create_variable_infos): Add constraints for a result decl
20535 that is passed by hidden reference.
20536 (build_pred_graph): Mark all related variables non-direct on
20539 2009-01-14 Nick Clifton <nickc@redhat.com>
20541 * ira-conflicts.c: Include addresses.h for the definition of
20543 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
20544 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
20546 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
20549 * Makefile.in (ira-lives.o): Add except.h.
20551 * ira-lives.c: Include except.h.
20552 (process_bb_node_lives): Process can_throw_internal.
20554 2009-01-13 Jakub Jelinek <jakub@redhat.com>
20556 PR rtl-optimization/38774
20557 * combine.c (simplify_set): When undoing cc_use change, don't do
20558 PUT_CODE on the newly created comparison, but instead put back the
20561 2009-01-13 Joseph Myers <joseph@codesourcery.com>
20563 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
20564 values. Remove duplicate arm8 entry.
20566 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20568 PR tree-optimization/38786
20569 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
20570 the SSA_NAME case of expand_scalar_variables_expr.
20571 Set the type of an expression to the type of its assign statement.
20572 (expand_scalar_variables_expr): Also gather the scalar computation
20573 used to index the memory access. Do not pass loop_p.
20574 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
20575 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
20576 the gimple_stmt_iterator where it inserts new code.
20577 Do not pass loop_p.
20578 (copy_bb_and_scalar_dependences): Do not pass loop_p.
20579 (translate_clast): Update call to copy_bb_and_scalar_dependences.
20581 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20583 * graphite.h (debug_value): Removed.
20584 * graphite.c (debug_value): Removed.
20586 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20588 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
20589 ldrd/strd with two 32-bit instructions.
20591 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20593 * config/arm/arm.c (struct processors): Pass for speed down into
20594 cost helper functions.
20595 (const_ok_for_op): Handle COMPARE and inequality nodes.
20596 (arm_rtx_costs_1): Rewrite.
20597 (arm_size_rtx_costs): Update prototype.
20598 (arm_rtx_costs): Pass speed down to helper functions.
20599 (arm_slowmul_rtx_costs): Rework cost calculations.
20600 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
20601 (arm_9e_rtx_costs): Likewise.
20603 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
20605 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
20606 relocations of local symbols wider than UNITS_PER_WORD are not valid.
20607 (alpha_legitimize_address): Do not split local symbols wider than
20608 UNITS_PER_WORD into HIGH/LO_SUM parts.
20610 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
20613 * gcc.c (process_command): Replace call to execvp with calls
20614 to pex_one and exit.
20616 2009-01-03 Anatoly Sokolov <aesok@post.ru>
20619 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
20620 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
20621 variant for devices with 3-byte PC.
20622 (__tablejump_elpm__): New.
20624 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20627 * c-parser.c (c_parser_postfix_expression): Allow `->' in
20628 offsetof member-designator, handle it as `[0].'.
20630 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20632 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
20633 function when not using named sections on targets with named sections
20634 if branch distance is less than 262132.
20636 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
20638 * combine.c (combine_instructions): Recompute
20639 optimize_this_for_speed_p for each BB in the main combine loop.
20641 2009-01-12 Tomas Bily <tbily@suse.cz>
20644 * tree-loop-distribution.c (prop_phis): New function.
20645 (generate_builtin): Call prop_phis.
20646 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
20648 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20650 PR tree-optimization/38807
20651 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
20652 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
20654 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
20656 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
20657 subreg of op0 to the original op0.
20659 2009-01-11 Laurent GUERBY <laurent@guerby.net>
20661 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
20663 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
20666 * mips-tfile.c (parse_def): Fix parsing of def strings
20667 starting with digits.
20669 2009-01-10 Jakub Jelinek <jakub@redhat.com>
20672 * config/arm/arm.c (arm_is_long_call_p): Don't call
20673 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
20675 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
20677 * regrename.c (regrename_optimize): Fix dumping.
20678 (find_oldest_value_reg): Preserve REG_POINTER.
20679 (copy_hardreg_forward_1): Likewise.
20681 2009-01-09 Diego Novillo <dnovillo@google.com>
20683 * gimple.h (struct gimple_statement_base) <uid>: Document
20684 the restrictions on its use.
20685 (gimple_uid): Tidy.
20686 (gimple_set_uid): Tidy.
20688 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20690 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
20691 zero guard even if align_bytes != 0 and count is smaller than
20694 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
20696 PR rtl-optimization/38495
20697 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
20698 (add_range_and_copies_from_move_list): Print all added ranges.
20699 Add ranges to memory optimized destination.
20701 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20705 * config/i386/i386.c (override_options): Reject
20706 -mstringop-strategy=rep_8byte with -m32.
20707 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
20708 to 1. Do count comparison against epilogue_size_needed at compile
20709 time even when count_exp was constant forced into register. For
20710 size_needed don't jump to epilogue, instead just avoid aligning
20711 and invoke the body algorithm. If need_zero_guard, add zero guard
20712 even if count is non-zero, but smaller than size_needed + number of
20713 bytes that could be stored for alignment.
20714 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
20715 to 1. If need_zero_guard, add zero guard even if count is non-zero,
20716 but smaller than size_needed + number of bytes that could be stored
20717 for alignment. Compare size_needed with epilogue_size_needed instead
20718 of desired_align - align, don't adjust size_needed, pass
20719 epilogue_size_needed to the epilogue expanders.
20722 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
20724 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20726 * pa.c (last_address): Change to unsigned.
20727 (update_total_code_bytes): Change argument to unsigned. Don't
20728 check if insn addresses are set.
20729 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
20730 addresses are not set.
20731 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
20733 2009-01-09 Nick Clifton <nickc@redhat.com>
20735 * config/sh/symbian.c: Replace uses of DECL_INLINE with
20736 DECL_DECLARED_INLINE_P.
20738 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20740 PR middle-end/38347
20741 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
20742 GET_MODE (op0) in operand_subword_force calls.
20744 PR middle-end/38771
20745 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
20746 fold_convert arg0 operands to TREE_TYPE (op0) first.
20748 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
20750 * params.def (ira-max-conflict-table-size): Decrease default value
20753 2009-01-08 Jakub Jelinek <jakub@redhat.com>
20755 PR tree-optimization/37031
20756 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
20758 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
20759 allocate it using gc instead of heap, use VEC_quick_push instead of
20761 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
20762 instead of heap, use VEC_quick_push instead of VEC_safe_push.
20763 * tree-data-ref.h (struct access_matrix): Change matrix to gc
20764 allocated vector from heap allocated.
20765 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
20766 * tree-loop-linear.c (linear_transform_loops): Allocate nest
20767 vector only after perfect_loop_nest_depth call.
20769 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
20770 Jan Sjodin <jan.sjodin@amd.com>
20772 PR tree-optimization/38559
20773 * graphite.c (debug_value, copy_constraint,
20774 swap_constraint_variables, scale_constraint_variable, ): New.
20775 (get_lower_bound, get_upper_bound): Removed.
20776 (graphite_trans_bb_strip_mine): Clean up this code that works
20777 only for constant number of iterations. Fully copy upper and
20778 lower bound constraints, not only the constant part of them.
20779 * graphite.h (debug_value): Declared.
20781 2009-01-08 Ira Rosen <irar@il.ibm.com>
20783 PR tree-optimization/37194
20784 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
20785 Don't add the cost of cost model guard in prologue to scalar
20786 outside cost in case of known number of iterations.
20788 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
20789 Alan Modra <amodra@bigpond.net.au>
20791 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
20792 non-word-aligned REG+CONST addressing.
20794 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
20797 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
20798 free_after_compilation when outputting a thunk.
20799 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
20800 Do not call free_after_compilation here.
20802 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
20804 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
20805 (ix86_valid_target_attribute_inner_p): Ditto.
20807 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
20809 PR tree-optimization/38492
20810 PR tree-optimization/38498
20811 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
20812 * tree-chrec.h (scev_is_linear_expression): Declared.
20813 * graphite.c (graphite_cannot_represent_loop_niter): New.
20814 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
20815 (graphite_loop_normal_form): Use gcc_assert.
20816 (scan_tree_for_params): Use CASE_CONVERT.
20817 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
20818 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
20819 Use gcc_assert. Discard scops that contain unhandled cases.
20820 (build_scop_conditions): Return a boolean status for unhandled cases.
20821 (strip_mine_profitable_p): Print the loop number, not its depth.
20822 (is_interchange_valid): Pass the depth of the loop nest, don't
20823 recompute it wrongly.
20824 (graphite_trans_bb_block): Same.
20825 (graphite_trans_bb_block): Print tentative of loop blocking.
20826 (graphite_trans_scop_block): Do not print that the loop has been
20828 (graphite_transform_loops): Do not handle scops that contain condition
20831 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
20833 AVX Programming Reference (December, 2008)
20834 * config/i386/avxintrin.h (_mm256_stream_si256): New.
20835 (_mm256_stream_pd): Likewise.
20836 (_mm256_stream_ps): Likewise.
20838 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
20839 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
20840 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
20841 (bdesc_special_args): Add __builtin_ia32_movntdq256,
20842 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
20843 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
20844 (ix86_expand_special_args_builtin): Likewise.
20846 * config/i386/sse.md (AVXMODEDI): New.
20847 (avx_movnt<mode>): Likewise.
20848 (avx_movnt<mode>): Likewise.
20849 (<sse>_movnt<mode>): Remove AVX support.
20850 (sse2_movntv2di): Likewise.
20852 2009-01-07 Richard Guenther <rguenther@suse.de>
20854 PR middle-end/38751
20855 * fold-const.c (extract_muldiv): Remove obsolete comment.
20856 (fold_plusminus_mult_expr): Undo MINUS_EXPR
20857 to PLUS_EXPR canonicalization for the canonicalization.
20859 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
20861 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
20862 hosted cross-compilers generating less efficient code.
20864 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
20866 * function.h (rtl_data): Add a dbr_scheduled_p field.
20867 * reorg.c (dbr_schedule): Set it.
20868 (gate_handle_delay_slots): Check it.
20869 * config/mips/mips.c (mips_base_delayed_branch): Delete.
20870 (mips_reorg): Check flag_delayed_branch instead of
20871 mips_base_delayed_branch.
20872 (mips_override_options): Don't set mips_base_delayed_branch
20873 or flag_delayed_branch.
20875 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
20877 PR rtl-optimization/38426.
20878 * ira.c (ira): Set current_function_is_leaf earlier.
20880 2009-01-06 Jakub Jelinek <jakub@redhat.com>
20882 PR rtl-optimization/38722
20883 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
20884 too early, only set a flag and modify after last possible
20887 2009-01-06 Janis Johnson <janis187@us.ibm.com>
20890 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
20891 * real.c (decimal_single_format): Correct values of emin and emax.
20892 (decimal_double_format): Ditto.
20893 (decimal_quad_format): Ditto.
20894 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
20895 computation of DECnn_MIN and DECnn_MAX for corrected values of
20896 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
20897 __DECnn_MIN__, and adjust its computation for the corrected value
20900 2009-01-06 Jan Hubicka <jh@suse.cz>
20903 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
20905 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
20907 * doc/contrib.texi (Contributors): Slightly adjust the end note.
20908 Add Robert Clark to the list of testers.
20910 2009-01-06 Jan Hubicka <jh@suse.cz>
20911 Kai Tietz <kai.tietz@onevision.com>
20913 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
20914 * config/i386/i386.c (ix86_expand_call): Add clobbers.
20916 2009-01-06 Jan Hubicka <jh@suse.cz>
20917 Kai Tietz <kai.tietz@onevision.com>
20919 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
20921 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
20922 (ix86_nsaved_regs): Count only general purpose regs.
20923 (ix86_nsaved_sseregs): New.
20924 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
20925 to 16 for w64; compute padding and size of sse reg save area.
20926 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
20927 general purpose regs.
20928 (ix86_emit_save_sse_regs_using_mov): New.
20929 (ix86_expand_prologue): Save SSE regs if needed.
20930 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
20931 (ix86_emit_restore_sse_regs_using_mov): New.
20932 (ix86_expand_epilogue): Save SSE regs if needed.
20934 2009-01-06 Jan Hubicka <jh@suse.cz>
20935 Kai Tietz <kai.tietz@onevision.com>
20937 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
20938 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
20939 functions when accumulate outgoing args is off.
20941 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
20944 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
20945 before using pseudos_have_intersected_live_ranges_p.
20947 * ira-int.h (ira_assert): Always define.
20949 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
20951 AVX Programming Reference (December, 2008)
20952 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
20953 (_mm256_permute2_pd): Likewise.
20954 (_mm_permute2_ps): Likewise.
20955 (_mm256_permute2_ps): Likewise.
20956 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
20957 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
20959 * config/i386/i386.c (ix86_builtins): Remove
20960 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
20961 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
20962 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
20963 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
20964 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
20965 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
20966 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
20967 __builtin_ia32_vpermil2ps256.
20968 (ix86_init_mmx_sse_builtins): Updated.
20969 (ix86_expand_args_builtin): Likewise.
20971 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20973 * pa.c (output_call): Relocate non-jump insns in the delay slot of
20974 long absolute calls when generating PA 2.0 code.
20976 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
20978 PR rtl-optimization/38583
20979 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
20981 * params.def (ira-max-conflict-table-size): New.
20983 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
20985 * ira.h (ira_conflicts_p): New external definition.
20987 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
20988 table. Report this. Return result of building.
20989 (ira_build_conflicts): Use ira_conflicts_p. Check result of
20990 building conflict table.
20992 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
20993 (ira_color): Use ira_conflicts_p.
20995 * global.c: Include ira.h.
20996 (pseudo_for_reload_consideration_p, build_insn_chain): Use
20999 * Makefile.in (global.o): Add ira.h.
21001 * ira-build.c (mark_all_loops_for_removal,
21002 propagate_some_info_from_allocno): New.
21003 (remove_unnecessary_allocnos): Call
21004 propagate_some_info_from_allocno.
21005 (remove_low_level_allocnos): New.
21006 (remove_unnecessary_regions): Add parameter. Call
21007 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
21008 parameter to remove_unnecessary_regions.
21009 (ira_build): Remove all regions but root if the conflict table was
21010 not built. Update conflict hard regs for allocnos crossing calls.
21012 * ira.c (ira_conflicts_p): New global.
21013 (ira): Define and use ira_conflicts_p.
21015 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
21016 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
21017 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
21019 2009-01-06 Ben Elliston <bje@au.ibm.com>
21021 * gengtype-lex.l (YY_NO_INPUT): Define.
21023 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
21026 * c-common.c (handle_vector_size_attribute): Also reject
21027 BOOLEAN_TYPE types.
21029 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
21031 PR tree-optimization/38492
21032 * graphite.c (rename_map_elt, debug_rename_elt,
21033 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
21034 rename_map_elt_info, eq_rename_map_elts,
21035 get_new_name_from_old_name, bb_in_sese_p): Moved around.
21036 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
21037 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
21038 (sese_build_livein_liveouts): New.
21039 (new_sese, free_sese): New.
21040 (new_scop): Call new_sese.
21041 (free_scop): Call free_sese.
21042 (rename_variables_from_edge, rename_phis_end_scop): Removed.
21043 (register_old_new_names): Renamed register_old_and_new_names.
21044 (register_scop_liveout_renames, add_loop_exit_phis,
21045 insert_loop_close_phis, struct igp,
21046 default_liveout_before_guard, add_guard_exit_phis,
21047 insert_guard_phis, copy_renames): New.
21048 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
21049 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
21050 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
21051 (scop_adjust_phis_for_liveouts): New.
21052 (gloog): Call scop_adjust_phis_for_liveouts.
21054 * graphite.h (struct sese): Documented. Added fields liveout,
21055 num_ver and livein.
21056 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
21057 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
21058 (struct scop): Added field liveout_renames.
21059 (SCOP_LIVEOUT_RENAMES): New.
21061 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21063 PR tree-optimization/38510
21064 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
21065 (translate_clast): Call recompute_all_dominators before
21067 (gloog): Call recompute_all_dominators before graphite_verify.
21069 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21070 Jan Sjodin <jan.sjodin@amd.com>
21072 PR tree-optimization/38500
21073 * graphite.c (create_sese_edges): Call fix_loop_structure after
21076 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
21078 * config.gcc: Add m32r*-*-rtems*.
21079 * config/m32r/rtems.h: New file.
21081 2009-01-05 Ben Elliston <bje@au.ibm.com>
21083 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
21084 (.po.pox): Likewise.
21085 (po/gcc.pot): Likewise.
21087 2009-01-04 David S. Miller <davem@davemloft.net>
21089 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
21090 (STARTING_FRAME_OFFSET): Always set to zero.
21092 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21094 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
21095 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
21096 fixed-point types, and vectors of the same.
21098 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21100 * config/mips/sync.md (*mb_barrier): Rename to...
21101 (*memory_barrier): ...this.
21103 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
21105 * doc/extend.texi (Function Attributes): Move @cindex after @item
21106 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
21107 and put in alphabetical order. Fix 'target' name and put in order.
21108 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
21111 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
21113 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
21114 (memory_barrier): Expand as unspec instead of unspec_volatile.
21115 Remove mem:BLK from insn operands. Use Pmode scratch register.
21116 (*memory_barrier): Define as unspec instead of unspec_volatile.
21117 Use (match_dup 0) as input operand.
21119 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
21120 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
21121 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
21122 scratch register. Remove operand 1.
21123 (*stbar): Define as unspec instead of unspec_volatile.
21124 Use (match_dup 0) as input operand, remove (const_int 8).
21125 (*membar): Define as unspec instead of unspec_volatile.
21126 Use (match_dup 0) as input operand, remove input operand 2.
21128 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
21129 (memory_barrier): Expand as unspec instead of unspec_volatile.
21130 Remove mem:BLK from insn operands. Use Pmode scratch register.
21131 (*memory_barrier): Define as unspec instead of unspec_volatile.
21132 Use (match_dup 0) as input operand.
21134 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
21135 Remove mem:BLK from insn operands. Use Pmode scratch register.
21136 Set volatile flag on operand 0.
21137 (*memory_barrier): New insn pattern.
21139 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
21141 (*memory_barrier): Use (match_dup 0) as input operand.
21143 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
21144 Remove mem:BLK from insn operands. Use Pmode scratch register.
21145 Set volatile flag on operand 0.
21146 (*mb_internal): New insn pattern.
21148 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
21150 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21152 PR middle-end/38586
21153 * function.c (struct temp_slot): Move to the section of the file
21154 that deals with temp slots. Remove field 'address'.
21155 (temp_slot_address_table): New hash table of address -> temp slot.
21156 (struct temp_slot_address_entry): New struct, items for the table.
21157 (temp_slot_address_compute_hash, temp_slot_address_hash,
21158 temp_slot_address_eq, insert_temp_slot_address): Support functions
21160 (find_temp_slot_from_address): Rewrite to use the new hash table.
21161 (remove_unused_temp_slot_addresses): Remove addresses of temp
21162 slots that have been made available.
21163 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
21164 worker function for remove_unused_temp_slot_addresses.
21165 (assign_stack_temp_for_type): Don't clear the temp slot address list.
21166 Add the temp slot address to the address -> temp slot map.
21167 (update_temp_slot_address): Update via insert_temp_slot_address.
21168 (free_temp_slots): Call remove_unused_temp_slot_addresses.
21169 (pop_temp_slots): Likewise.
21170 (init_temp_slots): Allocate the address -> temp slot map, or empty
21171 the map if it is already allocated.
21172 (prepare_function_start): Initialize temp slot processing.
21174 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21176 PR middle-end/38584
21177 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
21178 Calculate the size of all stack vars assuming no packing of stack
21179 vars will happen, replacing a quadratic algorithm with a linear one.
21181 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21184 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
21187 2009-01-03 Diego Novillo <dnovillo@google.com>
21189 * doc/contrib.texi: Update contributions.
21191 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21194 * builtins.c (fold_builtin_memory_op): Give up if either operand
21195 is volatile. Set srctype or desttype to non-qualified version
21199 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
21200 and FUNCTION_DECLs.
21202 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
21204 PR rtl-optimization/35805
21205 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
21206 problem if fast dce is able to remove any instructions.
21207 * dce.c (dce_process_block): Fix dump message.
21209 2009-01-02 Mark Mitchell <mark@codesourcery.com>
21212 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
21214 2009-01-02 Jakub Jelinek <jakub@redhat.com>
21216 PR middle-end/38690
21217 * tree-flow.h (op_code_prio, op_prio): New prototypes.
21218 * tree-pretty-print.c (op_code_prio): New function.
21219 (op_prio): No longer static. Use op_code_prio.
21220 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
21221 Use op_prio and op_code_prio to determine if () should be
21222 printed around operand(s) or not.
21224 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
21225 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
21226 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
21227 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
21228 pp_character instead of pp_string for single letter printing.
21230 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
21232 * doc/extend.texi: Fix '#pragma GCC option' typo.
21234 2009-01-02 Richard Guenther <rguenther@suse.de>
21236 * doc/install.texi (--enable-checking): Mention different
21237 default for stage1.
21238 (--enable-stage1-checking): Document.
21240 2009-01-01 Andrew Pinski <pinskia@gmail.com>
21242 PR middle-end/30142
21243 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
21244 case to be an error.
21246 2009-01-02 Ben Elliston <bje@au.ibm.com>
21248 * config/fp-bit.h (pack_d): Constify argument.
21249 * config/fp-bit.c (makenan): Constify return type. Remove casts.
21250 (isnan): Constify argument.
21252 (iszero): Likewise.
21253 (pack_d): Likewise.
21254 (_fpadd_parts): Constify return type.
21255 (_fpmul_parts): Likewise.
21256 (_fpdiv_parts): Likewise.
21258 2009-01-01 Jakub Jelinek <jakub@redhat.com>
21261 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
21262 warn about overwriting initializer with side-effects or
21263 -Woverride-init if !IMPLICIT.
21264 (output_init_element): Likewise. Pass IMPLICIT down to
21266 (process_init_element): Add IMPLICIT argument. Pass it down
21267 to output_init_element.
21268 (push_init_element, pop_init_level, set_designator): Adjust
21269 process_init_element callers.
21270 (set_nonincremental_init, set_nonincremental_init_from_string):
21271 Adjust add_pending_init callers.
21272 (output_pending_init_elements): Adjust output_init_element callers.
21273 * c-tree.h (process_init_element): Adjust prototype.
21274 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
21275 process_init_element callers.
21278 Copyright (C) 2009 Free Software Foundation, Inc.
21280 Copying and distribution of this file, with or without modification,
21281 are permitted in any medium without royalty provided the copyright
21282 notice and this notice are preserved.