1 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
3 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
6 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9 * builtins.c (do_mpc_arg2): Make extern, define for any MPC
10 version. Move declaration...
11 * real.h (do_mpc_arg2): ... here.
12 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
15 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
17 * final.c (add_debug_prefix_map): Don't use GC memory for
18 old_prefix and new_prefix.
20 2009-08-14 Richard Guenther <rguenther@suse.de>
22 * ipa-prop.c (compute_complex_pass_through): If we cannot
23 compute a non-varying offset for IPA_JF_ANCESTOR punt.
25 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27 * c-lex.c (c_lex_with_flags): Increase size of local variable
28 to avoid memory clobber.
30 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
33 * config/i386/i386.c (ix86_fp_comparison_strategy):
34 Only enable/disable sahf at function granularity.
36 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
38 PR rtl-optimization/41064
39 * reload1.c (reload_as_needed): Don't call extract_insn
40 for known invalid replacements after calling
41 validate_replace_rtx_group and verify_changes.
43 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
46 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
47 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
49 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
50 Assert that operation is supported by ix86_expand_int_vcond.
51 (vcondu<SSEMODE124C8:mode>): Ditto.
53 2009-08-13 DJ Delorie <dj@redhat.com>
55 * config/i386/djgpp-stdint.h: New.
56 * config.gcc (djgpp): Use it.
58 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
60 * config/sh/sh.c (sh_override_options): When flag_exceptions or
61 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
63 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
65 * tree-ssa-loop-prefetch.c
66 (prune_ref_by_group_reuse): Enhance probabilistic analysis
67 for long-stride pruning.
68 (compute_miss_rate): New function to compute the probability
69 that two memory references access different cache lines.
71 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
73 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
75 2009-08-13 Richard Guenther <rguenther@suse.de>
78 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
79 use the constant pointer type.
80 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
81 of CV qualifiers on the target pointer type.
82 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
83 conversion check before restrict check.
85 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
88 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
90 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
92 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
94 2009-08-12 Richard Guenther <rguenther@suse.de>
96 PR tree-optimization/41011
97 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
98 and reference constructing.
100 2009-08-12 Xinliang David Li <davidxl@google.com>
102 PR tree-optimization/41012
103 * tree-flow.h : New external interface.
104 * gimple-low.c (check_call_arg): Change to public function.
105 Remove argument mismatch check in lowering.
106 * tree-inline.h (tree_can_inline_p): Interface change.
107 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
109 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
110 Call change to tree_can_inline_p function.
111 (cgraph_decide_inlining_incrementally): Ditto.
113 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
115 PR tree-optimization/41031
116 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
117 on the partition variable rather than promote_mode on the source
118 type. Assert that the partition variable's type has the same
119 mode as the source value's.
121 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
123 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
125 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
127 * calls.c (expand_call): Fix typo.
128 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
130 * stmt.c (expand_value_return): Use promote_function_mode to copy out
132 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
133 * config/cris/cris.c (cris_promote_function_mode): Likewise.
134 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
135 * config/pa/pa.c (pa_promote_function_mode): Likewise.
137 2009-08-11 Andrew Haley <aph@redhat.com>
139 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
141 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
144 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
146 2009-08-12 Richard Guenther <rguenther@suse.de>
148 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
149 * gimplify.c (gimplify_modify_expr): Do not use
150 lang_hooks.types_compatible_p.
151 * tree-ssa.c (useless_type_conversion_p): For aggregates
152 just return false if the canonical types differ.
154 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
157 * sese.c (convert_for_phi_arg): New.
158 (add_guard_exit_phis): Use convert_for_phi_arg.
160 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
162 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
163 unknown subscript upper bounds.
165 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
166 Pranav Garg <pranav.garg2107@gmail.com>
168 * graphite-interchange.c (gather_access_strides): Removed.
169 (ppl_max_for_le): New.
170 (build_linearized_memory_access): New.
171 (memory_stride_in_loop): New.
172 (pbb_interchange_profitable_p): Reimplemented.
173 * graphite-ppl.h (ppl_new_id_map): New.
174 (ppl_interchange): New.
176 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
178 * graphite-interchange.c (compute_subscript): Removed.
179 (compute_array_size_cstr): Removed.
180 (compute_array_size_poly): Removed.
181 (compute_array_size): Removed.
182 (gather_access_strides_poly): Removed.
183 (gather_access_strides): Empty.
185 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
187 * graphite-dependences.c (dependence_polyhedron_1): Replace
188 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
189 (graphite_legal_transform_dr): Same.
190 (graphite_carried_dependence_level_k): Same.
191 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
192 Initialize PDR_NB_SUBSCRIPTS.
193 (print_pdr_access_layout): Replace pdr_nb_subscripts with
195 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
196 (PDR_NB_SUBSCRIPTS): New.
197 (pdr_nb_subscripts): Removed.
198 (pdr_dim): Simplified.
199 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
200 with PDR_NB_SUBSCRIPTS.
202 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
204 * graphite-interchange.c (compute_array_size): Remove use of
206 * graphite-poly.c (new_poly_dr): Remove argument data_container.
207 Do not initialize PDR_DATA_CONTAINER.
208 (print_pdr): Do not print PDR_DATA_CONTAINER.
209 * graphite-poly.h (struct poly_dr): Remove data_container field.
210 (PDR_DATA_CONTAINER): Removed.
211 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
213 (build_poly_dr): Same.
215 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
216 Sebastian Pop <sebastian.pop@amd.com>
218 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
219 copy of the dependence polyhedron. Free the temporary objects.
220 (graphite_carried_dependence_level_k): Free unused objects before
223 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
224 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
225 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
226 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
227 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
229 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
231 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
232 Early return without analyzing the data dependences if no
233 transform has been done. Call restore_scattering if the transform
235 (graphite-interchange.c): Same.
236 * graphite-poly.c (print_scattering_function): Test for
238 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
239 (apply_poly_transforms): Do not gcc_assert that
240 the transform is legal.
241 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
242 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
243 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
244 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
245 * graphite-poly.h (struct poly_scattering): New.
246 (struct poly_bb): Add original, transformed, and saved fields.
247 Remove transformed_scattering, original_scattering,
248 nb_local_variables and nb_scattering_transform fields.
249 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
250 (poly_scattering_new): New.
251 (poly_scattering_free): New.
252 (poly_scattering_copy): New.
253 (store_scattering_pbb): New.
254 (store_scattering): New.
255 (restore_scattering_pbb): New.
256 (restore_scattering): New.
257 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
258 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
260 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
262 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
265 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
267 * Makefile.in (graphite.o): Depends on PREDICT_H.
268 * graphite.c: Include predict.h.
269 (graphite_finalize): Call tree_estimate_probability.
270 * predict.c (predict_loops): Do not call scev_initialize and
272 (tree_estimate_probability_bb): New.
273 (tree_estimate_probability): Do not initialize loops: move that
274 code to the driver. Call tree_estimate_probability_bb.
275 (tree_estimate_probability_driver): New.
276 (pass_profile): Use tree_estimate_probability_driver.
277 * predict.h (tree_estimate_probability): Declared.
279 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
281 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
282 * graphite-dependences.c (graphite_legal_transform): Add time to
283 TV_GRAPHITE_DATA_DEPS.
284 (dependency_between_pbbs_p): Same.
285 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
287 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
289 PR rtl-optimization/41033
290 * alias.c (nonoverlapping_component_refs_p): Punt when strict
291 aliasing is disabled.
293 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
295 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
296 si_mask_operand, and_load_operand, low_bitmask_operand,
297 and_reg_operand, and_operand): New predicates.
298 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
299 * config/mips/mips.c (and_operands_ok): New function.
300 * config/mips/mips-protos.h (and_operands_ok): Declare it.
301 * config/mips/mips.md (move_type): Add ext_ins and logical.
303 (and<mode>3): Use and_reg_operand as the second operand's predicate.
304 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
305 shift_shift. Remove commutative constraint modifier.
306 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
308 (*clear_upper32_dext): Remove define_insn_and_split.
309 (*clear_upper32): Turn this define_insn_and_split ...
310 (splitter for ANDing register with 0xffff_ffff): .. into this.
312 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
314 * combine.c (try_widen_shift_mode): Factor out code to check if an
315 integer constant is a low-order bitmask from here ...
316 * rtlanal.c (low_bitmask_len): ... to here.
317 * rtl.h (low_bitmask_len): Declare.
319 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
322 * config/alpha/alpha.md (addsi3): Remove expander.
323 (addsi3): Rename from *addsi3_internal insn pattern.
324 (subsi3): Remove expander.
325 (subsi3): Rename from *subsi3_internal insn pattern.
327 2009-08-11 Douglas B Rupp <rupp@gnat.com>
329 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
332 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
333 Eric Botcazou <botcazou@adacore.com>
334 Douglas B Rupp <rupp@gnat.com>
336 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
337 that records that fit in 64 bits are returned by immediate value,
338 as required by OpenVMS Calling Standard.
339 (function_value): Adjust for above modification.
340 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
341 virtual_incoming_args_rtx as base object, not next_arg.
342 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
344 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
346 * reload.c (find_reloads_subreg_address): Check the original
347 req_equiv_mem address to detect the case where an address is
348 not valid in the outer mode.
350 2009-08-11 Richard Guenther <rguenther@suse.de>
353 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
355 2009-08-10 Douglas B Rupp <rupp@gnat.com>
357 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
358 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
360 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
361 Douglas B Rupp <rupp@gnat.com>
363 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
364 PT_STACK when frame_pointer_needed on OpenVMS.
365 (alpha_pv_save_size, alpha_using_fp): Remove.
366 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
367 with proper processing for PT_NULL.
368 (alpha_vms_initial_elimination_offset): New function. Support for
369 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
370 (alpha_sa_size): Force procedure type to PT_STACK when
371 frame_pointer_needed on OpenVMS.
372 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
373 (alpha_using_fp): Likewise.
374 (alpha_vms_can_eliminate): Add prototype.
375 (alpha_vms_initial_elimination_offset): Likewise.
376 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
377 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
379 2009-08-10 Eric Botcazou <botcazou@adacore.com>
380 Douglas B Rupp <rupp@gnat.com>
382 * config/alpha/alpha.c (common_object_handler): New function.
383 (vms_attribute_table): Declare a single attribute "common_object".
384 (vms_output_aligned_decl_common): New global function.
385 (SECTION_VMS_OVERLAY): Delete.
386 (SECTION_VMS_GLOBAL): Likewise.
387 (SECTION_VMS_INITIALIZE): Likewise.
388 (vms_asm_named_section): Remove support for above flags.
389 (vms_section_type_flags): Delete.
390 (TARGET_SECTION_TYPE_FLAGS): Likewise.
391 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
392 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
393 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
395 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
398 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
399 (sub_ddmmss): Likewise.
401 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
404 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
407 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
410 * reload1.c (reload_as_needed): Use cancel_changes to completely
411 undo a failed replacement attempt.
413 2009-08-10 Richard Guenther <rguenther@suse.de>
416 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
417 (useless_type_conversion_p): ... here. Require pointer targets
420 2009-08-10 Dodji Seketeli <dodji@redhat.com>
423 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
424 loose the original type of the statement list.
426 2009-08-09 Douglas B Rupp <rupp@gnat.com>
428 * config/alpha/alpha.c: Include libfuncs.h
429 (avms_asm_output_extern): New function.
430 (alpha_init_libfuncs): Init some decc libfuncs.
431 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
432 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
433 (DO_CRTL_NAMES): Define.
435 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
436 (LONG_TYPE_SIZE): Define.
437 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
438 (SUBTARGET_SWITCHES): Define malloc64 switch.
439 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
440 (MASK_RETURN_ADDR): Define.
441 doc/invoke.texi (mmalloc64): Document switch.
443 2009-08-09 Olivier Hainque <hainque@adacore.com>
444 Douglas B Rupp <rupp@gnat.com>
446 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
447 uses_condition_handler.
448 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
449 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
450 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
451 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
452 (code_for_builtin): New insn codes for the new alpha_builtins.
453 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
454 (alpha_sa_size): Account for uses_condition_handler.
455 (alpha_expand_prologue): Likewise.
456 (alpha_start_function): Likewise.
457 (alpha_expand_epilogue): Likewise.
458 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
459 establish/revert expanders.
460 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
461 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
462 New expander, resorting to the alpha.c associated function.
463 (builtin_revert_vms_condition_handler): Likewise.
464 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
465 __gcc_shell_handler, the static VMS condition handler used as
466 an indirection wrapper to the current dynamically established
468 * config/alpha/vms-unwind.h: Complete rewrite.
469 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
470 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
472 2009-08-09 Eric Botcazou <botcazou@adacore.com>
473 Douglas B Rupp <rupp@gnat.com>
475 * config/alpha/alpha.c (alpha_links): Add 'target' field.
476 (alpha_need_linkage): Handle aliases. Return function symbol.
477 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
478 Use ultimate alias target for the linkage name.
479 * config/alpha/alpha.md (movmemdi): Use the symbol returned
480 by alpha_need_linkage for the function symbol.
481 (setmemdi): Likewise.
483 2009-08-09 Douglas B Rupp <rupp@gnat.com>
485 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
486 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
487 (ASM_WEAKEN_LABEL): Define.
488 (CRT_CALL_STATIC_FUNCTION): Define.
489 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
490 (ENDFILE_SPEC): Define.
491 (INIT_SECTION_ASM_OP): Define.
492 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
493 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
495 (MULTILIB_OSDIRNAMES): Define.
496 (shlib_version): Define.
498 (SHLIB_OBJS): Define.
499 (SHLIB_NAME): Define.
500 (SHLIB_MULTILIB): Define.
501 (SHLIB_INSTALL): Define.
502 (SHLIB_SYMVEC): Define.
503 (SHLIB_SYMVECX2): Define.
504 (SHLIB_LINK): Define.
506 2009-08-09 Douglas B Rupp <rupp@gnat.com>
508 * config/alpha/alpha.c (alpha_initialize_trampoline):
509 Initialize VMS trampoline IAW ABI for bounded procedure calls.
510 (alpha_start_function): Emit transfer address on nested functions
511 for VMS trampoline call.
512 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
513 since no longer used.
514 * config/alpha/vms-tramp.asm: Remove.
515 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
516 since now only data initialized at runtime.
518 2009-08-09 Douglas B Rupp <rupp@gnat.com>
520 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
521 (LINK_GCC_C_SEQUENCE_SPEC): Define.
522 (MD_EXEC_PREFIX): Remove, no longer used.
523 (MD_STARTFILE_PREFIX): Likewise.
524 (INCLUDE_DEFAULTS): Likewise.
525 * config/alpha/t-vms:
526 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
528 2009-08-09 Richard Guenther <rguenther@suse.de>
530 PR tree-optimization/41016
531 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
532 (operand_precision): Remove.
533 (integral_operand_p): Likewise.
534 (recognize_single_bit_test): Adjust.
536 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
538 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
539 operation overflows. Likewise non-cast unary arithmetic.
540 If one arm of a conditional expression is always taken,
541 inhibit evaluation warnings for the other arm. Likewise inhibit
542 evaluation warnings for the second && or || operand if the first
543 operand is enough to determine the result.
544 * c-typeck.c (build_conditional_expr): Apply the same inhibition
546 (build_binary_op): Prevent duplicate evaluation warnings.
548 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
550 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
551 and destination have different modes, Use promote_mode to
552 determine the signedness of the conversion. Assert that the
553 promoted source mode matches the destination mode. Don't pass
554 the destination and destination mode to expand_expr if the source
555 mode is different. Simplify conversion logic.
557 2009-08-09 Ira Rosen <irar@il.ibm.com>
559 PR tree-optimization/41008
560 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
561 from condition only in case it's a comparison. Adjust checks.
563 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
565 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
566 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
567 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
568 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
569 (dump_cand): Handle them.
570 (struct iv_cand): New members COST_STEP and AINC_USE.
571 (stmt_after_increment): Likewise.
572 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
573 callers changed. Use gimple_uid comparison instead of scanning.
574 (add_candidate_1): When looking for identical candidates, take
575 AINC_USE into account. Set it for new candidates.
576 (force_expr_to_var_cost): Cast target_spill_cost to int.
577 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
578 All callers changed. Check for availability of autoinc addressing
579 modes, both in general for a given mode, and in the specific use case.
580 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
582 (get_computation_cost): Likewise.
583 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
584 add_autoinc_candidates): New static functions.
585 (add_candidate): Call add_autoinc_candidates for candidates based on
587 (find_iv_candidates): Call set_autoinc_for_original_candidates.
588 (determine_use_iv_cost_address): If we have an autoinc candidate at
589 the matching use, verify autoinc is possible and subtract the cost
590 of the candidate's step from the cost.
591 (determine_iv_cost): Record the cost of the increment in the COST_STEP
592 member of the candidate.
593 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
594 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
596 2009-08-09 Douglas B Rupp <rupp@gnat.com>
598 * config.build (ia64-hp-*vms*): New target.
599 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
601 * config.gcc (ia64-hp-*vms*): New target.
602 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
604 * config.host (ia64-hp-*vms*): New target.
605 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
608 2009-08-08 Richard Guenther <rguenther@suse.de>
610 PR tree-optimization/40991
611 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
613 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
615 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
616 mode check. Do truncations in an integer mode.
617 (force_to_mode): Handle subregs for all mode types. Only do
618 arithmetic simplifications on integer modes.
620 2009-08-07 Richard Guenther <rguenther@suse.de>
622 PR tree-optimization/40999
623 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
624 (maybe_fold_reference): Lookup constant initializers.
625 (fold_gimple_assign): Likewise.
627 2009-08-07 Richard Guenther <rguenther@suse.de>
629 * tree-ssa.c (useless_type_conversion_p_1): Only for types
630 that require structural equality defer to the langhook.
632 2009-08-07 Martin Jambor <mjambor@suse.cz>
634 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
636 (struct ipa_pass_through_data): New type.
637 (struct ipa_ancestor_jf_data): New type.
638 (union jump_func_value): Removed field formal_id, added fields
639 pass_through and ancestor.
640 (struct ipa_param_call_note): Changed type of formal_id to int from
642 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
643 operations jump functions and ancestor jump functions.
644 (compute_complex_pass_through): New function.
645 (compute_scalar_jump_functions): Call compute_complex_pass_through,
646 reflect changes in the jump function strucutre.
647 (update_jump_functions_after_inlining): Ignore complex pass-through
648 and ancestor jump functions.
649 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
650 polynomial pass-through with operation jump functions.
652 2009-08-07 Jakub Jelinek <jakub@redhat.com>
654 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
655 fde->dw_fde_begin as begin label instead of hot/cold label.
656 Use LLSDAC label instead of LLSDA for second section lsda.
657 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
658 label instead of LLSDA if it is true.
659 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
661 * except.c (add_call_site, dw2_size_of_call_site_table): Add
662 SECTION argument. Use it as index into crtl->eh.call_site_record
664 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
665 use it to determine how to print table entries instead of using
666 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
667 label instead of normal begin label as base.
668 (sjlj_assign_call_site_values): Adjust add_call_site caller.
669 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
670 ensure no EH range spans between sections and that landing pads
671 are always in the corresponding section.
672 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
673 for crtl->eh.call_site_record being an array rather than scalar.
674 (output_one_function_exception_table): New function, copied
675 from output_function_exception_table. Adjust
676 dw2_size_of_call_site_table, dw2_output_call_site_table
677 callers. For SECOND section use *C suffixed labels.
678 (output_function_exception_table): Call
679 output_one_function_exception_table and, when doing hot/cold
680 partitioning, also another time for the second section.
681 * opts.c: Include except.h.
682 (decode_options): Allow -freorder-blocks-and-partition with
683 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
684 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
685 * function.h (struct rtl_eh): Change call_site_record from
686 scalar into array of 2 elements.
688 2009-08-07 Martin Jambor <mjambor@suse.cz>
690 * ipa-prop.c (count_formal_params_1): New function.
691 (ipa_get_vector_of_formal_parms): New function.
692 (get_vector_of_formal_parm_types): New function.
693 (ipa_modify_formal_parameters): New function.
694 (ipa_modify_call_arguments): New function.
695 (index_in_adjustments_multiple_times_p): New function.
696 (ipa_combine_adjustments): New function.
697 (ipa_dump_param_adjustments): New function.
698 * ipa-prop.h (struct ipa_parm_adjustment): New type.
699 (ipa_get_vector_of_formal_parms): Declare.
700 (ipa_modify_formal_parameters): Declare.
701 (ipa_modify_call_arguments): Declare.
702 (ipa_combine_adjustments): Declare.
703 (ipa_dump_param_adjustments): Declare.
704 (build_ref_for_offset): Declare.
705 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
706 * tree-sra.c: Include ipa-prop.c.
707 (build_ref_for_offset): Make public.
709 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
711 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
713 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
715 * gcc/doc/extend.texi (__builtin_extract_return_address)
716 (__builtin_frob_return_address): Document.
718 2009-08-06 Paul Brook <paul@codesourcery.com>
720 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
721 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
722 implementation on ARMv6-M.
724 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
726 * doc/extend.texi (pcs): Document new attribute for ARM.
728 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
730 * arm.c (pcs_attribute_args): Comment out unsupported attribute
733 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
735 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
738 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
740 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
742 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
744 Merge ARM/hard_vfp_branch to trunk.
746 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
748 * arm.c (libcall_eq): New function.
749 (libcall_hash): New function.
750 (add_libcall): New function.
751 (arm_libcall_uses_aapcs_base): New function.
752 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
753 libcalls using the base PCS.
754 (arm_init_cumulative_args): Likewise.
756 2009-07-20 Joseph Myers <joseph@codesourcery.com>
758 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
759 Use base ABI for conversion libfuncs between HFmode and SFmode.
761 2009-05-12 Joseph Myers <joseph@codesourcery.com>
763 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
764 V4SImode as representatives of all 64-bit and 128-bit vector
765 types. Allow vector types without vector modes.
766 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
767 without vector modes like BLKmode.
768 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
769 BLKmode. Avoid unsupported vector modes or TImode moves for
771 (aapcs_vfp_allocate_return_reg): Likewise.
772 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
773 V8QImode if TARGET_NEON || TARGET_IWMMXT.
775 2009-05-12 Joseph Myers <joseph@codesourcery.com>
777 * config/arm/arm.c (arm_handle_pcs_attribute): New.
778 (arm_get_pcs_model): Pass attribute arguments to
779 arm_pcs_from_attribute.
780 (arm_init_cumulative_args): Use base AAPCS for conversions from
781 floating-point types to DImode.
782 (arm_attribute_table): Add pcs attribute.
783 (arm_handle_pcs_attribute): New.
784 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
785 conversions from floating-point types to DImode, also declare them
786 to use base AAPCS and declare functions they call to use base
787 AAPCS and their RTABI names.
789 2009-05-12 Joseph Myers <joseph@codesourcery.com>
791 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
792 -mfloat-abi=hard not being supported for VFP.
794 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
796 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
797 SYMBOL_REF to hard_libcall_value.
799 2009-03-05 Joseph Myers <joseph@codesourcery.com>
800 Richard Earnshaw <rearnsha@arm.com>
802 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
803 has been put on the stack, all remaining co-processory arguments for
804 that co-processor also go on the stack.
806 2009-03-05 Joseph Myers <joseph@codesourcery.com>
808 * config/arm/arm.c (arm_return_in_memory): Handle returning
809 vectors of suitable size in registers also for AAPCS case.
811 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
813 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
815 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
817 ARM Hard-VFP calling convention
818 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
819 * target.h (gcc_target): Add libcall_value to table of call hooks.
820 * targhooks.h (default_libcall_value): Default implementation.
821 * targhooks.c (default_libcall_value): Likewise.
822 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
823 * optabs.c (expand_unop): Use it.
824 * expr.h (hard_libcall_value): Pass the function RTX through.
825 * calls.c (emit_library_call_value_1): Update call to
827 * explow.c (hard_libcall_value): Use new target hook.
828 * testsuite/lib/target-supports.exp
829 (check_effective_target_arm_hard_vfp_ok): New hook.
830 (check_effective_target_arm_neon_ok): Improve test for neon
832 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
833 * config/arm/arm.c: Include cgraph.h
834 (TARGET_FUNCTION_VALUE): Override default hook.
835 (arm_pcs_default): New variable.
836 (arm_override_options): Don't fault hard calling convention with VFP.
837 Add support for AAPCS variants.
838 (arm_function_value): Make static. Handle AAPCS variants.
839 (arm_libcall_value): New function.
840 (arm_apply_result_size): Handle VFP registers in results.
841 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
843 (pcs_attribute_args): New variable.
844 (arm_pcs_from_attribute): New function.
845 (arm_get_pcs_model): New function.
846 (aapcs_vfp_cum_init): New function.
847 (aapcs_vfp_sub_candidate): New function.
848 (aapcs_vfp_is_return_candidate): New function.
849 (aapcs_vfp_is_call_candidate): New function.
850 (aapcs_vfp_allocate): New function.
851 (aapcs_vfp_allocate_return_reg): New function.
852 (aapcs_vfp_advance): New function.
853 (aapcs_cp_arg_layout): New variable.
854 (aapcs_select_call_coproc): New function.
855 (aapcs_select_return_coproc): New function.
856 (aapcs_allocate_return_reg): New function.
857 (aapcs_libcall_value): New function.
858 (aapcs_layout_arg): New function.
859 (arm_init_cumulative_args): Initialize AAPCS args data.
860 (arm_function_arg): Handle AAPCS variants using new interface.
861 (arm_arg_parital_bytes): Likewise.
862 (arm_function_arg_advance): New function.
863 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
865 (arm_setup_incoming_varargs): Handle new AAPCS args data.
866 * arm.h (NUM_VFP_ARG_REGS): Define.
867 (LIBCALL_VALUE): Update.
868 (FUNCTION_VALUE): Delete.
869 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
871 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
872 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
873 (FUNCTION_ARG_REGNO_P): Add VFP regs.
874 * arm-protos.h (arm_function_arg_advance): Add.
875 (aapcs_libcall_value): Add.
876 (arm_function_value): Delete.
878 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
879 H.J. Lu <hongjiu.lu@intel.com>
882 * config/i386/i386.c (standard_sse_mode_p): Remove.
883 (standard_sse_constant_p): Return 2 for integer mode
884 vector_all_ones_operand when SSE2 is enabled.
885 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
886 (ix86_expand_vector_move): Do not check for negative values from
887 standard_sse_constant_p.
889 2009-08-06 Richard Guenther <rguenther@suse.de>
891 * tree-ssa.c (useless_type_conversion_p_1): Make function and
892 array type comparisons frontend independent.
893 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
894 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
895 out array reference lower bound and element size operands.
896 (ao_ref_init_from_vn_reference): Properly compute the offset
898 (vn_reference_fold_indirect): Fill out array reference lower
899 bound and element size operands.
900 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
901 a non gimple valued reference operand which can happen for
902 array reference lower bound or element size.
903 (create_component_ref_by_pieces_1): Properly generate the
904 element size operand for array references.
906 2009-08-06 Richard Guenther <rguenther@suse.de>
908 PR tree-optimization/40964
909 * tree.c (iterative_hash_host_wide_int): Export.
910 * tree.h (iterative_hash_host_wide_int): Declare.
911 * tree-ssa-structalias.c (heapvar_map): New struct.
912 (heapvar_map_eq): New function.
913 (heapvar_map_hash): Likewise.
914 (heapvar_lookup): Adjust.
915 (heapvar_insert): Likewise.
916 (make_constraint_from_heapvar): Allow multiple heap variables
917 per decl at different offsets.
918 (init_alias_heapvars): Adjust.
920 2009-08-04 David Daney <ddaney@caviumnetworks.com>
922 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
923 * mips_output_sync_loop (mips_output_sync_loop): Only emit
924 trailing sync if TARGET_SYNC_AFTER_SC.
926 2009-08-05 David Daney <ddaney@caviumnetworks.com>
928 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
929 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
930 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
931 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
932 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
933 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
934 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
935 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
936 test_and_set_12): Rewrite calls to mips_output_sync_loop.
937 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
938 the prototype declaration match the definition.
939 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
940 instructions explicitly. Add barrier_before and operands
942 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
943 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
944 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
945 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
946 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
947 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
949 2009-08-05 Andrew Pinski <pinskia@gmail.com>
951 * tree-ssa-alias.c: Fix intervals to use [) syntax.
953 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
954 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
957 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
960 2009-08-05 Jakub Jelinek <jakub@redhat.com>
962 PR rtl-optimization/40924
963 * dse.c (canon_address): Before calling cselib_expand_value_rtx
964 make sure canon_rtx (mem_address) isn't simpler than
965 canon_rtx (expanded_mem_address).
967 2009-08-05 Li Feng <nemokingdom@gmail.com>
969 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
971 (build_scop_drs): Build alias set for each SCoP.
973 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
975 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
976 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
977 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
978 (MIPS_ARCH_FLOAT_SPEC): Likewise.
979 (BASE_DRIVER_SELF_SPECS): Likewise.
981 2009-08-04 Andrew Pinski <pinskia@gmail.com>
983 * tree-ssa-alias.c: Fix some comment typos.
985 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
987 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
988 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
990 2009-08-03 Janis Johnson <janis187@us.ibm.com>
993 * simplify-rtx.c (simplify_binary_operation_1): Disable
994 simplifications for decimal float operations.
996 2009-08-03 Jakub Jelinek <jakub@redhat.com>
999 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
1000 operand of INDIRECT_REF.
1002 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
1004 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
1005 constants referencing TLS symbols.
1007 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
1009 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
1010 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
1012 2009-08-03 Richard Guenther <rguenther@suse.de>
1014 * tree.c (make_vector_type): Build a main variant first,
1015 get the canonical one and then build the variant.
1016 * tree-ssa.c (useless_type_conversion_p_1): Handle
1018 (useless_type_conversion_p): Conversions to pointers to
1019 incomplete record types are useless.
1021 2009-08-03 Richard Guenther <rguenther@suse.de>
1023 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
1024 file will be created.
1025 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
1026 * toplev.c (compile_file): Adjust comment.
1028 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
1030 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
1031 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
1032 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1033 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1034 (sh_promote_function_mode): Fix typo.
1036 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
1038 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
1040 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1042 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
1043 declaration arguments.
1045 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
1047 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
1048 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
1049 (ix86_split_ashl): Ditto.
1050 (ix86_expand_vector_init_one_nonzero): Ditto.
1051 (ix86_expand_vector_set): Ditto.
1052 (ix86_expand_reduc_v4sf): Ditto.
1054 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
1056 * explow.c (promote_function_mode): Remove assert.
1057 * config/sh/sh.c (sh_promote_function_mode): Declare.
1059 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1061 * config/pa/pa.c (pa_promote_function_mode): Declare.
1062 Change to static. Fix promote_mode call.
1064 * gthr-dce.h (CONST_CAST2): Define if not defined.
1065 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
1067 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
1069 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
1071 * expr.c (store_constructor): Use promote_decl_mode. Remove
1072 now write-only variable unsignedp.
1073 (expand_expr_real_1): Use promote_decl_mode.
1074 * expr.h (promote_function_mode, promote_decl_mode): New.
1075 (promote_mode): Remove last argument.
1076 * function.c (assign_temp): Drop last argument of promote_mode.
1077 (assign_parm_find_data_types): Use promote_function_mode.
1078 (assign_parm_setup_reg): Likewise.
1079 (expand_function_end): Use promote_function_mode.
1080 * calls.c (initialize_argument_information): Use promote_function_mode.
1081 (precompute_arguments): Use promote_mode instead of checking if
1082 only PROMOTE_FUNCTION_MODE is defined.
1083 (expand_call): When making sibcall decisions, use promote_function_mode.
1084 Below, remove an if for targetm.calls.promote_function_return and
1085 and use promote_function_mode.
1086 (emit_library_call_value_1): Use promote_function_mode, fix bug
1087 where promote_mode was passed FOR_CALL == 0 for a return value in an
1089 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1090 * explow.c (promote_function_mode, promote_decl_mode): New.
1091 (promote_mode): Keep only the FOR_CALL == 0 case.
1092 * combine.c (setup_incoming_promotion): Remove test of
1093 promote_function_args. Use promote_function_mode.
1094 * stmt.c (expand_value_return): Use promote_decl_mode.
1095 (expand_decl): Use promote_decl_mode.
1097 * expr.c (store_constructor): Use promote_decl_mode. Remove
1098 now write-only variable unsignedp.
1099 (expand_expr_real_1): Use promote_decl_mode.
1100 * expr.h (promote_function_mode, promote_decl_mode): New.
1101 (promote_mode): Remove last argument.
1102 * function.c (assign_temp): Drop last argument of promote_mode.
1103 (assign_parm_find_data_types): Use promote_function_mode.
1104 (assign_parm_setup_reg): Likewise.
1105 (expand_function_end): Use promote_function_mode.
1106 * calls.c (initialize_argument_information): Use promote_function_mode.
1107 (precompute_arguments): Use promote_mode instead of checking if
1108 only PROMOTE_FUNCTION_MODE is defined.
1109 (expand_call): When making sibcall decisions, use promote_function_mode.
1110 Below, remove an if for targetm.calls.promote_function_return and
1111 and use promote_function_mode.
1112 (emit_library_call_value_1): Use promote_function_mode, fix bug
1113 where promote_mode was passed FOR_CALL == 0 for a return value in an
1115 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1116 * explow.c (promote_function_mode, promote_decl_mode): New.
1117 (promote_mode): Keep only the FOR_CALL == 0 case.
1118 * combine.c (setup_incoming_promotion): Remove test of
1119 promote_function_args. Use promote_function_mode.
1120 * stmt.c (expand_value_return): Use promote_decl_mode.
1121 (expand_decl): Use promote_decl_mode.
1123 * explow.c (promote_function_mode): Just call the target hook.
1124 * targhooks.c (default_promote_function_mode,
1125 default_promote_function_mode_always_promote): New.
1126 * targhooks.h (default_promote_function_mode,
1127 default_promote_function_mode_always_promote): Declare.
1128 * target.h (promote_function_args, promote_function_return): Remove.
1129 (promote_function_mode): New.
1130 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
1131 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1132 (TARGET_PROMOTE_FUNCTION_MODE): New.
1133 (TARGET_CALLS): Adjust.
1134 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
1135 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
1137 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
1138 * config/s390/s390.c (s390_promote_function_mode): ... here,
1139 with pointer handling.
1140 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1141 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1143 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
1144 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
1145 with pointer handling.
1146 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1147 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1149 * config/sh/sh-protos.h (sh_promote_function_mode): New.
1150 * config/sh/sh.c (sh_promote_function_mode): New.
1151 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1152 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1154 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
1155 * config/cris/cris.c (cris_promote_function_mode): ... here.
1156 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1157 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1159 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
1160 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
1161 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1162 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1164 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
1165 * config/arm/arm.c (arm_promote_function_mode): ... here, without
1166 complex type handling.
1167 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1168 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1170 * config/pa/pa.c (pa_promote_function_mode): New.
1171 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1172 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1174 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
1175 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1176 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
1177 * config/xtensa/xtensa.c: Likewise.
1178 * config/stormy16/stormy16.c: Likewise.
1179 * config/iq2000/iq2000.c: Likewise.
1180 * config/rs6000/rs6000.c: Likewise.
1181 * config/picochip/picochip.c: Likewise.
1182 * config/arc/arc.c: Likewise.
1183 * config/mcore/mcore.c: Likewise.
1184 * config/score/score.c: Likewise.
1185 * config/mips/mips.c: Likewise.
1186 * config/bfin/bfin.c: Likewise.
1187 * config/ia64/ia64.c: Likewise (disabled though).
1189 * config/frv/frv.h: Remove pointless remark.
1191 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
1192 TARGET_PROMOTE_FUNCTION_ARGS,
1193 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
1194 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
1196 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
1198 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
1199 -floop-parallelize-all.
1200 * toplev.c (process_options): Rename flag_graphite_force_parallel to
1201 flag_loop_parallelize_all.
1202 * tree-ssa-loop.c (gate_graphite_transforms): Same.
1203 * graphite.c (graphite_transform_loops): Same.
1205 * graphite-poly.c (apply_poly_transforms): Same.
1207 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
1209 PR tree-optimization/40914
1210 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
1211 if set, then check the delta field of the PMF record.
1212 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
1213 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
1214 call is stored in the delta.
1216 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
1218 * config/mips/mips.md (*clear_upper32_dext): New pattern.
1220 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
1222 * config/i386/bsd.h (ASM_BYTE): New define.
1223 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
1224 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
1225 .byte. Use fputs or putc instead of fprintf where appropriate.
1226 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
1227 fputs or putc instead of fprintf where appropriate.
1228 * config/i386/i386elf.h: Ditto.
1229 * config/i386/sysv4.h: Ditto.
1231 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
1232 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
1233 (*tls_global_dynamic_64): Ditto.
1235 2009-07-31 Christian Bruel <christian.bruel@st.com>
1237 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
1239 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1241 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
1242 Remove dead code for MINUS.
1244 2009-07-31 Anthony Green <green@moxielogic.com>
1246 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
1248 (moxie_expand_epilogue): Ditto for epilogue.
1249 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
1251 (moxie_function_arg): Ditto.
1252 (moxie_pass_by_reference): Ditto.
1253 (moxie_arg_partial_bytes): Ditto.
1254 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
1255 (FUNCTION_ARG_ADVANCE) Ditto.
1256 (REG_PARM_STACK_SPACE) Ditto.
1257 (FUNCTION_ARG_REGNO_P) Dito.
1259 * config.gcc: Add moxie linux config support.
1260 * gcc/config/moxie/uclinux.h: New file.
1262 2009-07-31 DJ Delorie <dj@redhat.com>
1264 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
1265 (UNSPECV_SP_SWITCH_E): New.
1266 (sp_switch_1): Change to an unspec.
1267 (sp_switch_2): Change to an unspec. Don't use post-inc when we
1269 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
1270 reference the new stack's address
1272 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1274 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
1275 graphite-clast-to-gimple.o, graphite-dependences.o,
1276 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1277 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
1278 (graphite-blocking.o,
1279 graphite-clast-to-gimple.o, graphite-dependences.o,
1280 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1281 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
1282 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
1283 * cfgloop.h (struct loop): Add can_be_parallel field.
1284 * common.opt (fgraphite-identity): Moved up.
1285 (fgraphite-force-parallel): New flag.
1286 * graphite.c: Rewrite.
1287 * graphite.h: Rewrite.
1288 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
1290 * toplev.c (graphite_out_file): New file descriptor.
1291 (graphite_in_file): New.
1292 (process_options): flag_graphite_force_parallel cannot be used without
1294 * tree-ssa-loop.c: Include toplev.h.
1295 (gate_graphite_transforms): Enable flag_graphite for
1296 flag_graphite_force_parallel.
1298 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1300 * ChangeLog.graphite: New.
1301 * graphite-blocking.c: New.
1302 * graphite-clast-to-gimple.c: New.
1303 * graphite-clast-to-gimple.h: New.
1304 * graphite-dependences.c: New.
1305 * graphite-dependences.h: New.
1306 * graphite-interchange.c: New.
1307 * graphite-poly.c: New.
1308 * graphite-poly.h: New.
1309 * graphite-ppl.c: New.
1310 * graphite-ppl.h: New.
1311 * graphite-scop-detection.c: New.
1312 * graphite-scop-detection.h: New.
1313 * graphite-sese-to-poly.c: New.
1314 * graphite-sese-to-poly.h: New.
1318 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1320 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
1321 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
1323 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1325 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
1326 (scev_is_linear_expression): Return false if the evolution is not
1327 affine multivariate.
1329 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1331 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
1332 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
1334 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1336 * tree-data-ref.c (debug_data_references): New.
1337 (debug_data_reference): New.
1338 * tree-data-ref.h (debug_data_references): Declared.
1339 (debug_data_reference): Declared.
1341 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1343 * tree-data-ref.c (stmt_simple_memref_p: Removed.
1344 * tree-data-ref.h (scop_p): Removed.
1345 (struct data_reference): Remove field scop.
1347 (stmt_simple_memref_p): Removed.
1349 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1351 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
1352 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
1355 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1357 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
1359 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1361 * doc/invoke.texi (-fgraphite-identity): Documented.
1363 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1365 * tree-scalar-evolution.c: Fix comment.
1366 (instantiate_scev_1): Return unknow from scev instantiation if the
1367 result is not above instantiate_below.
1369 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1371 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
1372 static anymore. Instantiate the symbols that may have been introduced
1374 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
1377 2009-07-30 DJ Delorie <dj@redhat.com>
1379 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
1380 .vliw directive to VLIW sections.
1382 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1384 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
1386 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
1387 (AUTOHEADER): New variable.
1388 ($(srcdir)/cstamp-h.in): Use it.
1390 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
1391 Pat Haugen <pthaugen@us.ibm.com>
1392 Revital Eres <ERES@il.ibm.com>
1394 * config/rs6000/vector.md (VEC_F): Add VSX support.
1398 (vector_load_<mode>): Ditto.
1399 (vector_store_<mode>): Ditto.
1400 (vector GPR move split): Ditto.
1401 (vec_reload_and_plus_<mptrsize>): Ditto.
1402 (vec_reload_and_reg_<mptrsize>): Ditto.
1403 (add<mode>3): Ditto.
1404 (sub<mode>3): Ditto.
1405 (mul<mode>3): Ditto.
1406 (neg<mode>2): Ditto.
1407 (abs<mode>2): Ditto.
1408 (smin<mode>3): Ditto.
1409 (smax<mode>3): Ditto.
1410 (vector_eq<mode>): Ditto.
1411 (vector_gt<mode>): Ditto.
1412 (vector_ge<mode>): Ditto.
1413 (vector_gtu<mode>): Ditto.
1414 (vector_select_<mode>_uns): Ditto.
1415 (vector_eq_<mode>_p): Ditto.
1416 (vector_gt_<mode>_p): Ditto.
1417 (vector_ge_<mode>_p): Ditto.
1418 (vector_gtu_<mode>_p): Ditto.
1419 (cr6_test_for_zero): Ditto.
1420 (cr6_test_for_zero_reverse): Ditto.
1421 (cr6_test_for_lt): Ditto.
1422 (cr6_test_for_lt_reverse): Ditto.
1423 (xor<mode>3): Ditto.
1424 (ior<mode>3): Ditto.
1425 (and<mode>3): Ditto.
1426 (one_cmpl<mode>2): Ditto.
1427 (nor<mode>2): Ditto.
1428 (andc<mode>2): Ditto.
1429 (float<VEC_int<mode>2): Ditto.
1430 (unsigned_float<VEC_int><mode>2): Ditto.
1431 (fix_trunc<mode><VEC_int>2): Ditto.
1432 (fixuns_trunc<mode><VEC_int>2): Ditto.
1434 (vec_set<mode>): Ditto.
1435 (vec_extract<mode>): Ditto.
1436 (vec_interleave_highv4sf): Ditto.
1437 (vec_interleave_lowv4sf): Ditto.
1438 (vec_realign_load_<mode>): Ditto.
1439 (vec_shl_<mode>): Ditto.
1440 (vec_shr_<mode>): Ditto.
1441 (div<mode>3): New patterns for VSX.
1442 (vec_interleave_highv2df): Ditto.
1443 (vec_interleave_lowv2df): Ditto.
1444 (vec_pack_trunc_v2df): Ditto.
1445 (vec_pack_sfix_trunc_v2df): Ditto.
1446 (vec_pack_ufix_trunc_v2df): Ditto.
1447 (vec_unpacks_hi_v4sf): Ditto.
1448 (vec_unpacks_lo_v4sf): Ditto.
1449 (vec_unpacks_float_hi_v4si): Ditto.
1450 (vec_unpacks_float_lo_v4si): Ditto.
1451 (vec_unpacku_float_hi_v4si): Ditto.
1452 (vec_unpacku_float_lo_v4si): Ditto.
1453 (movmisalign<mode>): Ditto.
1454 (vector_ceil<mode>2): New patterns for vectorizing math library.
1455 (vector_floor<mode>2): Ditto.
1456 (vector_btrunc<mode>2): Ditto.
1457 (vector_copysign<mode>3): Ditto.
1459 * config/rs6000/predicates.md (easy_vector_constant_msb): New
1460 predicate for setting the high bit in each word, used for copysign.
1462 * config/rs6000/ppc-asm.h (f19): Whitespace.
1463 (f32-f63): Define if VSX.
1464 (v0-v31): Define if Altivec.
1465 (vs0-vs63): Define if VSX.
1467 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
1469 * config/rs6000/power7.md: New file, provide tuning parameters for
1472 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
1473 (rs6000_cpu_cpp_builtins): Ditto.
1474 (altivec_overloaded_builtins): Ditto.
1475 (altivec_resolve_overloaded_builtin): Ditto.
1477 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
1478 debug switch to disable vectorizing simple math builtin
1481 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1482 Vectorize simple math builtin functions.
1483 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
1484 hook to vectorize math builtins.
1485 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
1486 (rs6000_builtin_conversion): Add VSX/power7 support.
1487 (rs6000_builtin_vec_perm): Ditto.
1488 (vsplits_constant): Add support for loading up a vector constant
1489 with just the high bit set in each part.
1490 (rs6000_expand_vector_init): Add VSX/power7 support.
1491 (rs6000_expand_vector_set): Ditto.
1492 (rs6000_expand_vector_extract): Ditto.
1493 (rs6000_emit_move): Ditto.
1494 (bdesc_3arg): Ditto.
1495 (bdesc_2arg): Ditto.
1496 (bdesc_1arg): Ditto.
1497 (rs6000_expand_ternop_builtin): Ditto.
1498 (altivec_expand_builtin): Ditto.
1499 (rs6000_expand_unop_builtin): Ditto.
1500 (rs6000_init_builtins): Ditto.
1501 (altivec_init_builtins): Ditto.
1502 (builtin_function_type): Ditto.
1503 (rs6000_common_init_builtins): Ditto.
1504 (rs6000_handle_altivec_attribute); Ditto.
1505 (rs6000_mangle_type): Ditto.
1506 (rs6000_vector_mode_supported_p): Ditto.
1507 (rs6000_mode_dependent_address): Altivec addresses with AND -16
1510 * config/rs6000/vsx.md: New file for VSX support.
1512 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
1513 identifing values with just the most significant bit set.
1514 (enum rs6000_builtins): Add builtins for VSX. Add simple math
1515 vectorized builtins.
1517 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
1518 (UNSPEC_VRFIM): Delete.
1519 (splitter for loading up vector with most significant bit): New
1520 splitter for vectorizing copysign.
1521 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
1522 vectorizing simple math functions.
1523 (altivec_vrfip): Add support for vectorizing simple math functions.
1524 (altivec_vrfim): Ditto.
1525 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
1527 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
1528 (power7.md, vsx.md): Include for power7 support.
1529 (copysigndf3): Use VSX instructions if -mvsx.
1530 (negdf2_fpr): Ditto.
1531 (absdf2_fpr): Ditto.
1532 (nabsdf2_fpr): Ditto.
1533 (adddf3_fpr): Ditto.
1534 (subdf3_fpr): Ditto.
1535 (muldf3_fpr): Ditto.
1536 (divdf3_fpr): Ditto.
1537 (fix_truncdfdi2_fpr): Ditto.
1538 (cmpdf_internal1): Ditto.
1539 (fred, fred_fpr): Convert into expander/insn to add VSX support.
1540 (btruncdf2, btruncdf2_fpr): Ditto.
1541 (ceildf2, ceildf2_fpr): Ditto.
1542 (floordf2, floordf2_fpr): Ditto.
1543 (floatdidf2, floatdidf2_fpr): Ditto.
1544 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
1545 (fmsubdf4_fpr): Ditto.
1546 (fnmadddf4_fpr_1): Ditto.
1547 (fnmadddf4_fpr_2): Ditto.
1548 (fnmsubdf4_fpr_1): Ditto.
1549 (fnmsubdf4_fpr_2): Ditto.
1550 (fixuns_truncdfdi2): Add expander for VSX support.
1551 (fix_truncdfdi2): Ditto.
1552 (fix_truncdfsi2): Ditto.
1554 (btruncsf2): Whitespace.
1555 (movdf_hardfloat32): Add support for VSX registers.
1556 (movdf_softfloat32): Ditto.
1557 (movdf_hardfloat64): Ditto.
1558 (movdf_hardfloat64_mfpgpr): Ditto.
1559 (movdf_softfloat64): Ditto.
1560 (movti splitters): Add check for vector registers supporting
1561 TImode in the future.
1562 (bpermd): Add power7 bpermd instruction.
1564 * config/rs6000/altivec.h (vec_div): Define if VSX.
1568 (vec_nearbyint): Ditto.
1571 (all predicates): Use the generic builtin function, and not the V4SF
1572 specific function so that the predicates will work with VSX's V2DF.
1576 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
1577 Document new VSX functions and types.
1579 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
1582 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
1583 "wa", and "j" constraints. Modify "v" to talk about Altivec
1584 instead of just vector.
1586 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
1589 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
1590 location for phi arguments.
1591 (rewrite_update_phi_arguments): Find locations for reaching defs.
1592 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
1593 Add location to add_phi_arg calls.
1594 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
1595 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
1596 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
1597 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
1598 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
1599 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
1600 * tree-phinodes.c (make_phi_node): Initialize location.
1601 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
1602 (add_phi_arg): Add location parameter.
1603 (remove_phi_arg_num): Move location when moving phi argument.
1604 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
1606 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
1607 slpeel_update_phi_nodes_for_guard1,
1608 slpeel_update_phi_nodes_for_guard2,
1609 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
1610 vect_loop_versioning): Set locations.
1611 * tree-parloops.c (create_phi_for_local_result,
1612 transform_to_exit_first_loop, create_parallel_loop): Add locations.
1613 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
1614 * tree-vect-loop.c (get_initial_def_for_induction,
1615 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
1617 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
1618 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
1619 (gimple_phi_arg_set_location): New. Set locus.
1620 (gimple_phi_arg_has_location): New. Check for locus.
1621 (redirect_edge_var_map_location): New. Return locus from var_map.
1622 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
1623 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
1624 combining PHI arguments.
1625 (cond_store_replacement): Set location.
1626 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
1627 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
1628 scop_add_exit_phis_edge): Add locations.
1629 * tree-cfgcleanup.c (remove_forwarder_block,
1630 remove_forwarder_block_with_phi): Add locations.
1631 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
1632 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
1634 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
1635 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
1636 flush_pending_stmts): Add source location.
1637 * lambda-code.c (perfect_nestify): Maintain location stack with argument
1638 stack to preserve locations.
1639 * tree-vect-stmts.c (vectorizable_load): Add location.
1640 * tree-inline.c (copy_phis_for_bb): Copy locus.
1641 (setup_one_parameter): Add call locus to inlined parameter stmts.
1642 (initialize_inlined_parameters): Pass in call location as parameter
1644 (tree_function_versioning): Pass location to setup_one_parameter.
1645 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
1646 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
1647 copy and edge lists.
1648 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
1649 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
1650 locus parameter and override the stmt default if provided.
1651 (new_elim_graph, clear_elim_graph, delete_elim_graph,
1652 elim_graph_add_edge, elim_graph_remove_succ_edge,
1653 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
1654 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
1655 eliminate_phi): Add locus info in elimination graph for each edge and
1657 (insert_backedge_copies): Copy locus if present.
1658 * tree-flow.h (struct _edge_var_map): Add locus field.
1659 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
1660 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
1661 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
1663 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
1665 2009-07-30 Martin Jambor <mjambor@suse.cz>
1667 PR tree-optimization/40570
1668 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
1671 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
1673 * ssa-loop-manip.c: Include langhooks.h.
1674 (rewrite_phi_with_iv): New.
1675 (rewrite_all_phi_nodes_with_iv): New.
1676 (canonicalize_loop_ivs): Move here from tree-parloops.c.
1677 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
1678 * tree-parloops.c (loop_parallel_p): Move out all conditions
1679 except dependency check.
1680 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
1681 (gen_parallel_loop): Call canonicalize_loop_ivs without
1682 reduction_list argument.
1683 (build_new_reduction): New.
1684 (gather_scalar_reductions): New.
1685 (try_get_loop_niter): New.
1686 (try_create_reduction_list): New.
1687 (parallleize_loops): Change the parallel conditions check.
1688 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
1689 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
1691 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
1693 * opt-functions.awk (opt_args): Allow argument to be enclosed in
1695 * doc/options.texi (Option properties): Mention new quoting syntax.
1697 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1699 * config/alpha/alpha.c (alpha_start_function):
1700 Handle VMS_DEBUG_MAIN_POINTER
1701 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
1702 * doc/invoke.texi: Document -mdebug-main switch.
1704 2009-07-29 Richard Henderson <rth@redhat.com>
1706 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
1707 (cgraph_create_edge_including_clones): Likewise.
1708 * tree-inline.c (copy_bb): Operate on the correct edges
1709 when updating the callgraph.
1711 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1713 * config/alpha/vms-cc.c: Deleted.
1714 * config/alpha/vms-ld.c: Deleted.
1715 * config/alpha/t-vms64: Moved to config/vms
1716 * config/alpha/vms-crt0-64.c: Moved to config/vms
1717 * config/alpha/vms-crt0.c: Moved to config/vms
1718 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
1719 * config/alpha/vms-psxcrt0.c: Moved to config/vms
1720 * config/alpha/xm-vms.h: Moved to config/vms
1721 * config/alpha/x-vms: Moved to config/vms
1722 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
1724 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
1725 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
1727 * config/vms/t-vms64: Moved here from config/alpha
1728 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
1729 (argc,argv,envp): Enforce 32bit malloc'ing.
1730 * config/vms/vms-psxcrt0-64.c: Likewise.
1731 * config/vms/vms-crt0.c: Moved here from config/alpha.
1732 * config/vms/vms-psxcrt0.c: Likewise.
1733 * config/vms/vms-crtl-64.h: New file.
1734 * config/vms/vms-crtl.h: New file.
1735 * config/vms/vms.opt: New file.
1736 * config/vms/xm-vms64.h: New file.
1737 * config/vms/xm-vms.h: Moved here from config/alpha.
1738 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
1740 * config/vms/x-vms: Moved here from config/alpha.
1741 (version, VMS_EXTRA_PARTS): Moved to t-vms.
1742 (vms-ld.o, vms-cc.o): Removed.
1743 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
1745 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1747 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
1748 correct stack (obvious VMS fix).
1750 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1752 * dwarf2out.c (output_file_names): Output VMS style file name, size,
1753 date, version info if VMS_DEBUGGING_INFO defined.
1754 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
1755 size, date calculating code moved here.
1757 2009-07-29 Paul Brook <paul@codesourcery.com>
1759 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
1762 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
1765 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
1766 to DImode when generating insq_le insn.
1768 2009-07-28 Douglas B Rupp <rupp@gnat.com>
1770 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
1771 New macro set for VMS_DEBUGGGING_INFO.
1772 (AT_string_form): Use it.
1774 2009-07-28 DJ Delorie <dj@redhat.com>
1776 * config/mep/mep.c (vtext_section): New.
1777 (vftext_section): New.
1778 (ftext_section): New.
1779 (mep_select_section): Add support for functions.
1780 (mep_unique_section): Likewise.
1781 (mep_asm_init_sections): Likewise.
1782 (mep_encode_section_info): Remove it from here.
1784 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
1786 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
1788 * tree.h (TREE_DEPRECATED): Document it is used for types too.
1789 (TYPE_VECTOR_OPAQUE): Use default_def_flag
1791 2009-07-28 Douglas B Rupp <rupp@gnat.com>
1793 * dwarf2out.c (output_file_names): Test new macro
1794 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
1795 (add_comp_dir_attribute): Likewise.
1797 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
1799 * config/i386/mingw-w64.h (LINK_SPEC): Add
1800 separating space between commands.
1802 2009-07-28 Jan Hubicka <jh@suse.cz>
1804 PR tree-optimization/40759
1805 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
1808 2009-07-27 DJ Delorie <dj@redhat.com>
1810 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
1811 types are dword-aligned.
1812 (mep_expand_va_start): Likewise.
1814 2009-07-27 Olivier Hainque <hainque@adacore.com>
1815 Douglas B Rupp <rupp@gnat.com>
1817 * convert.c (convert_to_pointer): Don't assume the target
1818 pointer type is POINTER_SIZE long. Fetch its precision instead.
1820 2009-07-27 Douglas B Rupp <rupp@gnat.com>
1822 * system.h (fopen): Undefine if macro.
1824 2009-07-27 Jakub Jelinek <jakub@redhat.com>
1826 * dwarf2out.c (output_cfi_p): Removed.
1827 (output_cfis): New function.
1828 (output_fde): New function, split from output_call_frame_info.
1829 (output_call_frame_info): Use it.
1830 (dwarf2out_switch_text_section): Use output_cfis.
1832 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
1834 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
1835 TARGET_BI_ARCH is specified without enabling SJLJ.
1836 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
1837 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
1839 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
1841 * arm.md (negdi2): Use DImode if forcing a value into a register.
1843 2009-07-26 Ira Rosen <irar@il.ibm.com>
1845 PR tree-optimization/40801
1846 * tree-vect-stmts.c (vectorizable_call): Get previous copy
1847 of vector operand from the previous copy of vector statement.
1848 Pass the correct definition type value to
1849 vect_get_vec_def_for_stmt_copy().
1851 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1853 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
1854 const char ** conversion.
1856 2009-07-25 David Daney <ddaney@caviumnetworks.com>
1858 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
1859 fancy_abort() if !ENABLE_ASSERT_CHECKING.
1860 (gcc_unreachable): Invoke __builtin_unreachable() if
1861 !ENABLE_ASSERT_CHECKING.
1863 2009-07-25 David Daney <ddaney@caviumnetworks.com>
1865 PR rtl-optimization/40445
1866 * emit-rtl.c (next_nonnote_insn_bb): New function.
1867 * rtl.h (next_nonnote_insn_bb): Declare new function.
1868 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
1869 with no successors that is the successor of the ENTRY_BLOCK.
1870 Continue from the top after removing an empty fallthrough block.
1871 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
1872 of next_nonnote_insn.
1874 2009-07-25 David Daney <ddaney@caviumnetworks.com>
1876 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
1878 2009-07-25 Martin Jambor <mjambor@suse.cz>
1880 * c-common.c (c_common_attribute_table): New element for noclone.
1881 (handle_noclone_attribute): New function. Forward-declare.
1882 * tree-inline.c (tree_versionable_function_p): Check for noclone
1884 * doc/extend.texi (Labels as Values): Document need for noclone.
1885 (Function Attributes): Document noclone attribute.
1887 2009-07-25 Jakub Jelinek <jakub@redhat.com>
1889 PR rtl-optimization/34999
1890 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
1891 and dw_fde_switched_cold_to_hot fields.
1892 (output_cfi_p): New function.
1893 (output_call_frame_info): If fde->dw_fde_switched_sections,
1894 output 2 FDEs instead of one with corrupted header.
1895 (dwarf2out_do_cfi_startproc): New function.
1896 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
1897 and fde->dw_fde_switched_cold_to_hot.
1898 (dwarf2out_switch_text_section): Compute
1899 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
1900 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
1901 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
1902 Otherwise, compute fde->dw_fde_switch_cfi.
1904 2009-07-24 Cary Coutant <ccoutant@google.com>
1906 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
1908 2009-07-24 Cary Coutant <ccoutant@google.com>
1910 * cfghooks.c (split_block): Copy discriminator to new block.
1911 * tree-cfg.c (assign_discriminator): Check location of last
1912 instruction in block as well as first.
1914 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
1916 * config/i386/linux.c: Use fputs or putc instead of fprintf
1918 * config/i386/gas.h: Ditto.
1919 * config/i386/x86-64.h: Ditto.
1920 * config/i386/att.h: Ditto.
1922 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1924 * expmed.c (emit_store_flag): Use a recursive call to optimize the
1927 2009-07-24 Martin Jambor <mjambor@suse.cz>
1929 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
1930 (ipa_push_func_to_list_1): Declare.
1931 (ipa_push_func_to_list): New function.
1933 * ipa-prop.c (ipa_push_func_to_list_1): New function.
1934 (ipa_init_func_list): Call ipa_push_func_to_list_1.
1935 (ipa_push_func_to_list): Removed.
1936 (ipa_pop_func_from_list): Clear node_enqueued flag.
1938 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
1940 * config/s390/s390.c (override_options): Default
1941 max-unrolled-insns to 100 for z10 tuning.
1943 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
1945 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
1946 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
1947 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
1948 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
1949 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
1950 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
1951 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
1953 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
1955 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
1956 use default set in mingw32.h header.
1957 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
1958 64-bit /mingw/include path.
1959 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
1962 2009-07-23 Neil Vachharajani <nvachhar@google.com>
1964 PR rtl-optimization/40209
1965 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
1967 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
1969 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
1970 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
1971 with the rest of string where appropriate. Use fputs or putc
1972 instead of fprintf where appropriate.
1974 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
1975 Pat Haugen <pthaugen@us.ibm.com>
1976 Revital Eres <ERES@il.ibm.com>
1978 * config/rs6000/vector.md: New file. Move most of the vector
1979 expander support here from altivec.md to allow for the VSX vector
1980 unit in the future. Add support for secondary_reload patterns.
1981 Rewrite the patterns for vector comparison, and vector comparison
1982 predicate instructions so that the RTL expresses the desired
1983 behavior, instead of using unspec.
1985 * config/rs6000/constraints.md ("f" constraint): Use
1986 rs6000_constraints to hold the precalculated register class.
1987 ("d" constraint): Ditto.
1988 ("wd" constraint): New constraint for VSX.
1989 ("wf" constraint): Ditto.
1990 ("ws" constraint): Ditto.
1991 ("wa" constraint): Ditto.
1992 ("wZ" constraint): Ditto.
1993 ("j" constraint): Ditto.
1995 * config/rs6000/predicates.md (vsx_register_operand): New
1997 (vfloat_operand): New predicate for vector.md.
1998 (vint_operand): Ditto.
1999 (vlogical_operand): Ditto.
2000 (easy_fp_constant): If VSX, 0.0 is an easy constant.
2001 (easy_vector_constant): Add VSX support.
2002 (altivec_indexed_or_indirect_operand): New predicate for
2003 recognizing Altivec style memory references with AND -16.
2005 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
2006 for vector secondary reload support.
2007 (rs6000_vector_reg_class): Delete, replacing it with
2009 (rs6000_vsx_reg_class): Ditto.
2010 (rs6000_constraints): New array to hold the register classes of
2011 each of the register constraints that can vary at runtime.
2012 (builtin_mode_to_type): New static array for builtin function type
2014 (builtin_hash_table): New static hash table for builtin function
2016 (TARGET_SECONDARY_RELOAD): Define target hook.
2017 (TARGET_IRA_COVER_CLASSES): Ditto.
2018 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
2019 registers are 128 bits if VSX memory reference instructions are used.
2020 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
2022 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
2023 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
2024 Print several of the scheduling related parameters.
2025 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
2026 rs6000_constraints instead of rs6000_vector_reg_class. Move
2027 -mdebug=reg code to rs6000_debug_reg_global. Add support for
2028 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
2029 Altivec. Add VSX support. Setup for secondary reload support on
2030 Altivec/VSX registers.
2031 (rs6000_override_options): Make power7 set the scheduling groups
2032 like the power5. Add support for new debug switches to override
2033 the scheduling defaults. Temporarily disable -mcpu=power7 from
2034 setting -mvsx. Add support for debug switches -malways-hint,
2035 -msched-groups, and -malign-branch-targets.
2036 (rs6000_buitlin_conversion): Add support for returning unsigned
2037 vector conversion functions to fix regressions due to stricter
2039 (rs6000_builtin_mul_widen_even): Ditto.
2040 (rs6000_builtin_mul_widen_odd): Ditto.
2041 (rs6000_builtin_vec_perm): Ditto.
2042 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
2043 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
2045 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
2047 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
2048 VSX types for bit operations. Changes to accomidate vector.md.
2049 (bdesc_2arg): Ditto.
2050 (bdesc_1arg): Ditto.
2051 (struct builtin_description_predicates): Rewrite predicate
2052 handling so that RTL describes the operation, instead of passing
2053 the instruction to be used as a string argument.
2054 (bdesc_altivec_preds): Ditto.
2055 (altivec_expand_predicate_builtin): Ditto.
2056 (altivec_expand_builtin): Ditto.
2057 (rs6000_expand_ternop_builtin): Use a switch instead of an if
2058 statement for vsldoi support.
2059 (altivec_expand_ld_builtin): Change to use new names from vector.md.
2060 (altivec_expand_st_builtin): Ditto.
2061 (paired_expand_builtin): Whitespace changes.
2062 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
2063 builtin_mode_to_type table for secondary reload. Call
2064 builtin_function_type to build random builtin functions.
2065 (altivec_init_builtins): Change to use builtin_function_type to
2066 create builtin function types dynamically as we need them.
2067 (builtin_hash_function): New support for hashing the tree types
2068 for builtin function as we need it, rather than trying to build
2069 all of the trees that we need. Add initial preliminary VSX support.
2070 (builtin_function_type): Ditto.
2071 (builtin_function_eq): Ditto.
2072 (builtin_hash_struct): Ditto.
2073 (rs6000_init_builtins): Ditto.
2074 (rs6000_common_init_builtins): Ditto.
2075 (altivec_init_builtins): Ditto.
2076 (rs6000_common_init_builtins): Ditto.
2077 (enum reload_reg_type): New enum for simplifing reg classes.
2078 (rs6000_reload_register_type): Simplify register classes into GPR,
2079 Vector, and other registers. Altivec and VSX addresses in reload.
2080 (rs6000_secondary_reload_inner): Ditto.
2081 (rs6000_ira_cover_classes): New target hook, that returns the
2082 appropriate cover classes, based on -mvsx being used or not.
2083 (rs6000_secondary_reload_class): Add VSX support.
2084 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
2085 (get_vsel_insn): Ditto.
2086 (rs6000_emit_vector_compare): Rewrite vector conditional support
2087 so that where we can, we use RTL operators, instead of blindly use
2089 (rs6000_emit_vector_select): Ditto.
2090 (rs6000_emit_vector_cond_expr): Ditto.
2091 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
2092 (create_TOC_reference): Add -mdebug=addr support.
2093 (emit_frame_save): VSX loads/stores need register indexed addressing.
2095 * config/rs6000/rs6000.md: Include vector.md.
2097 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
2099 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2100 support for V2DI, V2DF in logical, permute, select operations.
2102 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
2103 switch for vsx/power7.
2104 (-mvsx-scalar-memory): Ditto.
2105 (-mvsx-align-128): Ditto.
2106 (-mallow-movmisalign): Ditto.
2107 (-mallow-df-permute): Ditto.
2108 (-msched-groups): Ditto.
2109 (-malways-hint): Ditto.
2110 (-malign-branch-targets): Ditto.
2112 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
2114 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
2115 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
2116 (rs6000_vector_reg_class): Delete.
2117 (rs6000_vsx_reg_class): Ditto.
2118 (enum rs6000_reg_class_enum): New enum for the constraints that
2119 vary based on target switches.
2120 (rs6000_constraints): New array to hold the register class for all
2121 of the register constraints that vary based on the switches used.
2122 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
2123 (enum rs6000_builtins): Add unsigned varients for the builtin
2124 declarations returned by target hooks for expanding multiplies,
2125 select, and permute operations. Add VSX builtins.
2126 (enum rs6000_builtin_type_index): Add entries for VSX.
2127 (V2DI_type_node): Ditto.
2128 (V2DF_type_node): Ditto.
2129 (unsigned_V2DI_type_node): Ditto.
2130 (bool_long_type_node): Ditto.
2131 (intDI_type_internal_node): Ditto.
2132 (uintDI_type_internal_node): Ditto.
2133 (double_type_internal_node): Ditto.
2135 * config/rs6000/altivec.md (whole file): Move all expanders to
2136 vector.md from altivec.md. Rename insn matching functions to be
2138 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
2139 (altivec_vcmp*): Ditto.
2140 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
2141 (VM): New iterator for moves that includes the VSX types.
2142 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
2143 (altivec_vperm_<mode>_uns): New, for unsigned types.
2144 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
2145 (altivec_eq<mode>): Ditto.
2146 (altivec_gt<mode>): Ditto.
2147 (altivec_gtu<mode>): Ditto.
2148 (altivec_eqv4sf): Ditto.
2149 (altivec_gev4sf): Ditto.
2150 (altivec_gtv4sf): Ditto.
2151 (altivec_vcmpbfp_p): Ditto.
2153 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
2155 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
2158 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2161 * config/i386/i386.c (output_387_ffreep): Rewrite to use
2162 ASM_SHORT instead of .word.
2163 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
2164 instead of .word in asm template.
2166 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
2169 * ira-lives.c (bb_has_abnormal_call_pred): New function.
2170 (process_bb_node_lives): Use it.
2172 * ira.c (setup_cover_and_important_classes): Don't setup
2173 ira_important_class_nums. Add cover classes to the end of
2175 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
2177 (find_reg_class_closure): Use reorder_important_classes.
2179 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
2181 * config/i386/i386.c (i386_ira_cover_classes): New function.
2182 (TARGET_IRA_COVER_CLASSES): Redefine.
2184 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
2185 importance of order of cover classes in the array.
2187 2009-07-22 Diego Novillo <dnovillo@google.com>
2189 * tree-pass.h (TDF_EH): Define.
2190 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
2191 contains TDF_EH, print the EH region number holding GS.
2192 * tree-dump.c (dump_options): Add "eh".
2193 * doc/invoke.texi: Document it.
2195 2009-07-22 Doug Kwan <dougkwan@google.com>
2197 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
2199 2009-07-22 Michael Matz <matz@suse.de>
2201 PR tree-optimization/35229
2202 PR tree-optimization/39300
2204 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
2205 (inhibit_phi_insertion): New function.
2206 (insert_into_preds_of_block): Call it for REFERENCEs.
2207 (init_pre): Initialize and finalize scalar evolutions.
2208 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
2210 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
2212 * config/i386/predicates.md (zero_extended_scalar_load_operand):
2213 Use CONST_VECTOR_NUNITS to determine number of elements.
2215 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
2217 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
2218 (U, W): Constraints are now deprecated and will be removed if we
2220 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
2222 ("prefetch"): Add the stcmh instruction for prefetching.
2223 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
2225 (s390_short_displacement): Return always true if compiling for
2226 machines not providing the long displacement facility.
2227 (s390_mem_constraint): Support the new constraint letter Z.
2228 (s390_check_qrst_address): New function.
2230 2009-07-21 DJ Delorie <dj@redhat.com>
2232 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
2235 2009-07-21 Jason Merrill <jason@redhat.com>
2237 * c-common.c (max_tinst_depth): Increase default to 1024.
2239 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2241 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
2242 (vec_unpacku_float_lo_v4si): Ditto.
2244 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2247 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
2248 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
2249 (builtin_description): Add __builtin_ia32_cvtudq2ps.
2250 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
2252 2009-07-21 Jakub Jelinek <jakub@redhat.com>
2254 PR tree-optimization/40813
2255 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
2258 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
2260 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
2261 with a NOP_EXPR if needed.
2263 2009-07-21 Paul Brook <paul@codesourcery.com>
2265 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
2266 Terminate debug dump with newline.
2268 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2270 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
2271 Cast "1" to unsigned HOST_WIDE_INT.
2272 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
2273 deposit length to the maximum length - lsb. Extend length if
2274 HOST_BITS_PER_WIDE_INT is 32.
2276 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2278 * cgraph.h (constant_pool_htab): New function.
2279 (constant_descriptor_tree): Move from varasm.c.
2280 * varasm.c (constant_pool_htab): New function.
2281 (constant_descriptor_tree): Move to cgraph.h.
2283 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2285 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
2287 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
2289 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
2292 2009-07-20 Xinliang David Li <davidxl@google.com>
2294 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
2296 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
2298 * config/mips/mips.md (move_type): Add arith.
2299 (type): Handle arith.
2300 (zero_extendsidi2): Rename this into ...
2301 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
2302 (zero_extendsidi2): New expander.
2303 (*zero_extendsidi2_dext): New pattern.
2305 2009-07-20 Nick Clifton <nickc@redhat.com>
2307 * config.gcc (mips64-*-*): Add definition of tm_defines in order
2308 to set MIPS_ABI_DEFAULT.
2309 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
2311 2009-07-20 Jakub Jelinek <jakub@redhat.com>
2313 * tree-object-size.c (addr_object_size): Handle unions with
2314 array in it as last field of structs in __bos (, 1) as __bos (, 0).
2316 PR tree-optimization/40792
2317 * tree.c (build_function_type_skip_args): Remove bogus assert.
2319 2009-07-20 Jan Hubicka <jh@suse.cz>
2320 Martin Jambor <mjambor@suse.cz>
2322 * cgraph.h (combined_args_to_skip): New field.
2323 * cgraph.c (cgraph_create_virtual_clone): Properly handle
2324 combined_args_to_skip and args_to_skip.
2325 * tree-inline.c (update_clone_info): New function.
2326 (tree_function_versioning): Call update_clone_info.
2327 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
2329 (cgraph_materialize_all_clones): More extensive dumping, working
2330 with combined_args_to_skip rather than args_to_skip.
2332 2009-07-20 Ira Rosen <irar@il.ibm.com>
2334 * tree-vectorizer.h (vectorizable_condition): Add parameters.
2335 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
2336 (get_initial_def_for_reduction): Likewise.
2337 (vectorizable_reduction): Skip the check of first operand in case
2338 of COND_EXPR. Add check that it is outer loop vectorization if
2339 nested cycle was detected. Call vectorizable_condition() for
2340 COND_EXPR. If reduction epilogue cannot be created do not fail for
2341 nested cycles (if it is not double reduction). Assert that there
2342 is only one type in the loop in case of COND_EXPR. Call
2343 vectorizable_condition() to vectorize COND_EXPR.
2344 * tree-vect-stmts.c (vectorizable_condition): Update comment.
2345 Add parameters. Allow nested cycles if called from
2346 vectorizable_reduction(). Use reduction vector variable if provided.
2347 (vect_analyze_stmt): Call vectorizable_reduction() before
2348 vectorizable_condition().
2349 (vect_transform_stmt): Update call to vectorizable_condition().
2351 2009-07-20 Christian Bruel <christian.bruel@st.com>
2353 * config/sh/sh.opt (-mfmovd): Resurrect and document.
2354 * doc/invoke.texi (-mfmovd): Likewise.
2355 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
2357 2009-07-20 Jan Hubicka <jh@suse.cz>
2359 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
2360 when handling SSA name.
2362 2009-07-19 Jan Hubicka <jh@suse.cz>
2364 PR tree-optimization/40676
2365 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
2366 virtual PHIs in empty BBs.
2368 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2370 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
2371 re-expanded the compound use gen_lowpart instead to convert to the
2374 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2376 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
2377 OUTER_CONST arguments.
2378 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
2379 the new wider mode will be masked off.
2380 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
2382 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2384 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
2385 high-order bits are zero.
2387 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2389 * combine.c (simplify_shift_const_1): Split code to determine
2391 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
2392 new bits shifted in are identical to the old sign bit.
2394 2009-07-18 Richard Guenther <rguenther@suse.de>
2397 * gimplify.c (gimplify_call_expr): Reject code using results from
2398 functions returning void.
2400 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2402 * doc/md.texi: Document the new PowerPC "es" constraint.
2403 Document that "m" can include automodified addresses on this target,
2404 and explain how %U must be used. Extend the "Q" and "Z" documentation
2405 to suggest "es" as well as "m".
2406 * config/rs6000/constraints.md (es): New memory constraint.
2407 (Q, Z): Update strings to match new documentation.
2409 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2411 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
2412 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
2413 * config/rs6000/predicates.md (volatile_mem_operand): Use
2414 offsettable_nonstrict_memref_p.
2415 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
2416 (*floatunssidf2_internal): Likewise.
2417 (*fix_truncdfsi2_internal): Likewise.
2418 (*fix_trunctfsi2_internal): Likewise.
2420 2009-07-17 Anatoly Sokolov <aesok@post.ru>
2422 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
2424 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2426 2009-07-17 Richard Guenther <rguenther@suse.de>
2429 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
2430 (pass_warn_unused_result): Likewise.
2431 (TODO_set_props): Remove.
2432 * omp-low.c (diagnose_omp_structured_block_errors): Change to
2434 (pass_diagnose_omp_blocks): Define.
2435 * c-decl.c (pop_file_scope): Do not finalize the CU here.
2436 (c_gimple_diagnostics_recursively): Remove.
2437 (finish_function): Do not call it.
2438 (c_write_global_declarations): Continue after errors.
2439 Finalize the CU here.
2440 * c-gimplify.c (c_genericize): Do not gimplify here.
2441 * c-common.c (c_warn_unused_result): Move ...
2442 * tree-cfg.c (do_warn_unused_result): ... here.
2443 (run_warn_unused_result): New function.
2444 (gate_warn_unused_result): New function.
2445 (pass_warn_unused_result): New pass.
2446 * c-common.h (c_warn_unused_result): Remove.
2447 * flags.h (flag_warn_unused_result): Declare.
2448 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
2449 * opts.c (flag_warn_unused_result): Initialize to false.
2450 * toplev.c (compile_file): Add comment.
2451 * omp-low.c (create_omp_child_function): Do not register
2452 the function with the frontend.
2453 (diagnose_omp_structured_block_errors): Prepare to be
2454 called as optimization pass.
2455 (gate_diagnose_omp_blocks): New function.
2456 (pass_diagnose_omp_blocks): New pass.
2457 * cgraph.h (cgraph_optimize): Remove.
2458 (cgraph_analyze_function): Likewise.
2459 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
2460 * cgraphunit.c (cgraph_lower_function): Lower nested functions
2461 before their parents here.
2462 (cgraph_finalize_function): Not here.
2463 (cgraph_analyze_function): Gimplify functions here.
2464 (cgraph_finalize_compilation_unit): Continue after errors.
2465 Optimize the callgraph from here.
2466 (cgraph_optimize): Make static.
2467 * langhooks.c (write_global_declarations): Finalize the CU.
2468 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
2469 (gimplify_function_tree): Assert we gimplify only once.
2470 Set PROP_gimple_any property.
2471 * tree-nested.c (gimplify_all_functions): New function.
2472 (lower_nested_functions): Gimplify all nested functions.
2473 * gimple.h (diagnose_omp_structured_block_errors): Remove.
2474 * passes.c (init_optimization_passes): Add pass_warn_unused_result
2475 and pass_diagnose_omp_blocks after gimplification. Do not
2476 set TODO_set_props on all_lowering_passes.
2477 (execute_one_pass): Do not handle TODO_set_props.
2478 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
2479 (gimplify.o): Add tree-pass.h dependency.
2480 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
2481 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
2482 (unsave_r): Likewise.
2483 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
2486 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
2488 * doc/service.texi (Service): Restore previously removed link,
2489 which isn't broken after all.
2491 2009-07-17 Richard Guenther <rguenther@suse.de>
2493 PR tree-optimization/40321
2494 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
2495 PHI nodes to the maximal set.
2496 (make_values_for_phi): Add PHI arguments to the maximal set.
2497 (execute_pre): Dump PHI_GEN and the maximal set.
2499 2009-07-17 Jakub Jelinek <jakub@redhat.com>
2502 * gimplify.c (gimplify_conversion): Don't change non-conversions into
2505 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
2507 * doc/extend.texi (Nested Functions): Replace broken link with
2509 * doc/service.texi (Service): Remove broken link.
2511 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
2514 * builtins.c (expand_builtin_memcmp): Use loc instead of
2515 EXPR_LOCATION (exp).
2516 (expand_builtin_strncmp): Likewise.
2518 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
2519 Manuel López-Ibáñez <manu@gcc.gnu.org>
2522 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
2523 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
2524 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
2525 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
2526 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
2527 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
2528 tree-inline.c, c-common.c, c-common.h, gimple.c,
2529 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
2530 convert.c: Add location argument to fold_{unary,binary,ternary},
2531 fold_build[123], build_call_expr, build_size_arg,
2532 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
2533 fold_build1_initializer, fold_build2_initializer,
2534 fold_build3_initializer, fold_build_call_array,
2535 fold_build_call_array_initializer, fold_single_bit_test,
2536 omit_one_operand, omit_two_operands, invert_truthvalue,
2537 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
2538 combine_comparisons, fold_builtin_*, fold_call_expr,
2539 build_range_check, maybe_fold_offset_to_address, round_up,
2542 2009-07-16 Jason Merrill <jason@redhat.com>
2545 * c-common.c (c_common_reswords): Add __is_standard_layout
2547 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
2548 * doc/implement-cxx.texi: New.
2549 * doc/gcc.texi: Include it.
2551 2009-07-16 DJ Delorie <dj@redhat.com>
2553 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
2554 compares that may be indirectly affected by previous instructions.
2556 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2558 * builtins.c (do_mpc_arg2): New.
2559 (fold_builtin_2): Fold builtin cpow.
2560 * real.h (HAVE_mpc_pow): New.
2562 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
2564 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
2565 comparison to skip unprofitable schedule
2567 2009-07-16 Simon Baldwin <simonb@google.com>
2569 * gcc.c (option_map): New flag -no-canonical-prefixes.
2570 * (display_help): Print help text for new flag.
2571 * (process_command): Move options translation and language specifics
2572 and handle new flag early. Use it to set a function pointer to a
2573 prefix builder. Replace make_relative_prefix calls with calls to
2574 the function pointed to. Ignore new flag in regular options handling.
2575 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
2577 2009-07-15 DJ Delorie <dj@redhat.com>
2579 * config/mep/mep.md (sibcall_internal): Change register to avoid
2581 (sibcall_value_internal): Likewise.
2583 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
2585 PR rtl-optimization/40710
2586 * resource.c (mark_target_live_regs): Reset DF problem to LR.
2588 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
2590 * config/mips/mips.md (*extenddi_truncate<mode>,
2591 *extendsi_truncate<mode>): Change type attribute to move_type
2592 with shift_shift. Split out code handling exts from here ...
2593 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
2595 (*extendhi_truncateqi): Change type attribute to move_type with
2596 shift_shift. Split out code handling exts from here ...
2597 (*extendhi_truncateqi_exts): ... to this new pattern.
2599 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
2601 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
2602 instead of "and" with inverted sign bit mask value. Use
2603 "nonimmediate_operand" for operand 1 and operand 2 predicate.
2604 Allocate registers only for operand 4 and operand 5.
2606 2009-07-15 Jakub Jelinek <jakub@redhat.com>
2609 * fold-const.c (fold_cond_expr_with_comparison): When folding
2610 < and <= to MIN, make sure the MIN uses the same type as the
2611 comparison's operands.
2613 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
2615 * arm.md (ior_xor): New code iterator.
2616 (split for ior/xor with shift and zero-extend): New split pattern.
2617 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
2619 2009-07-15 Richard Guenther <rguenther@suse.de>
2621 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
2624 2009-07-15 Richard Guenther <rguenther@suse.de>
2627 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
2629 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
2631 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
2632 handle 2.6.30 kernel.
2634 2009-07-15 DJ Delorie <dj@redhat.com>
2636 * config/mep/mep.md (sibcall_internal): Change register to allow
2637 for 24-bit addresses.
2638 (sibcall_value_internal): Likewise.
2640 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
2642 * doc/invoke.texi: Added descriptions of the scheduling heuristics
2643 that are enabled/disabled by the flags introduced by a previous patch.
2645 2009-07-14 DJ Delorie <dj@redhat.com>
2647 * config/mep/mep.md (sibcall_internal): Include non-toggling
2649 (sibcall_value_internal): Likewise.
2651 2009-07-14 Taras Glek <tglek@mozilla.com>
2652 Rafael Espindola <espindola@google.com>
2654 * doc/sourcebuild.texi: Document install-plugin target.
2655 * configure.ac: Added install-plugin target to language makefiles.
2656 * configure: Regenerate.
2657 * Makefile.in: (install-plugin): Install more headers,
2658 depend on lang.install-plugin.
2660 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
2662 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
2665 2009-07-14 DJ Delorie <dj@redhat.com>
2667 * config/mep/mep.c (mep_vliw_jmp_match): New function.
2668 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
2669 * config/mep/mep.md (sibcall_internal): Change test from
2670 mep_vliw_mode_match to mep_vliw_jmp_match.
2671 (sibcall_value_internal): Likewise.
2673 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
2675 * config/i386/sse.md (copysign<mode>3): New expander.
2676 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
2677 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
2678 Use ix86_build_const_vector.
2679 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
2680 IX86_BUILTIN_CPYSGNPD.
2681 (builtin_description): Add __builtin_ia32_copysignps and
2682 __builtin_ia32_copysignpd.
2683 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
2684 and BUILT_IN_COPYSIGNF.
2686 2009-07-13 Jason Merrill <jason@redhat.com>
2688 * builtins.c (can_trust_pointer_alignment): New fn.
2689 (get_pointer_alignment): Factor it out from here.
2690 * tree.h: Declare it.
2692 2009-07-14 David Edelsohn <edelsohn@gnu.org>
2694 * config/rs6000/predicates.md (offsettable_mem_operand): Test
2697 2009-07-14 Dodji Seketeli <dodji@redhat.com>
2701 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
2703 2009-07-14 Richard Guenther <rguenther@suse.de>
2704 Andrey Belevantsev <abel@ispras.ru>
2707 * cfgexpand.c (partition_stack_vars): Do not bother to update
2708 alias information when not optimizing.
2710 2009-07-14 Richard Guenther <rguenther@suse.de>
2711 Andrey Belevantsev <abel@ispras.ru>
2713 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
2714 (pt_solution_set): Likewise.
2715 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
2716 * tree-ssa-structalias.c (pt_solution_set): New function.
2717 * final.c (rest_of_clean_state): Free SSA data structures.
2718 * print-rtl.c (print_decl_name): Remove.
2719 (print_mem_expr): Implement in terms of print_generic_expr.
2720 * alias.c (ao_ref_from_mem): New function.
2721 (rtx_refs_may_alias_p): Likewise.
2722 (true_dependence): Query alias-export info.
2723 (canon_true_dependence): Likewise.
2724 (write_dependence_p): Likewise.
2725 * tree-dfa.c (get_ref_base_and_extent): For void types leave
2727 * emit-rtl.c (component_ref_for_mem_expr): Remove.
2728 (mem_expr_equal_p): Use operand_equal_p.
2729 (set_mem_attributes_minus_bitpos): Do not use
2730 component_ref_for_mem_expr.
2731 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
2732 (update_alias_info_with_stack_vars): Likewise.
2733 (partition_stack_vars): Call update_alias_info_with_stack_vars.
2734 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
2735 explicitly nor clear stmt operands.
2736 Free the decl-to-pointer map.
2737 * tree-optimize.c (execute_free_datastructures): Do not free
2738 SSA data structures here.
2739 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
2740 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
2741 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
2743 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
2745 2009-07-13 DJ Delorie <dj@redhat.com>
2747 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
2748 unrolling at the right iteration count.
2750 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
2753 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
2755 * haifa-sched.c (rank_for_schedule): Introduced flags to
2756 enable/disable individual scheduling heuristics.
2757 * common.opt: Introduced flags to enable/disable individual
2758 heuristics in the scheduler.
2759 * doc/invoke.texi: Introduced flags to enable/disable individual
2760 heuristics in the scheduler.
2762 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
2764 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
2765 config/i386/mingw-tls.c.
2766 * config/i386/mingw-tls.c: Removed.
2768 2009-07-13 Ira Rosen <irar@il.ibm.com>
2770 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
2771 checks access only relevant statements.
2772 (vectorizable_reduction): Likewise.
2774 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
2776 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
2777 just for 32-bit case.
2779 2009-07-12 Jan Hubicka <jh@suse.cz>
2781 PR tree-optimization/40585
2782 * except.c (expand_resx_expr): When there already is resume
2783 instruction, produce linked list.
2784 (build_post_landing_pads): Assert that resume is empty.
2785 (connect_post_landing_pads): Handle resume lists.
2786 (dump_eh_tree): Dump resume list.
2788 2009-07-12 Ira Rosen <irar@il.ibm.com>
2790 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
2791 with additional argument.
2792 * tree-vectorizer.h (enum vect_def_type): Add
2793 vect_double_reduction_def.
2794 (vect_is_simple_reduction): Add argument.
2795 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
2797 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
2798 vect_is_simple_reduction with additional argument.
2799 (vect_analyze_loop_operations): Handle exit phi nodes in case of
2801 (reduction_code_for_scalar_code): Handle additional codes by
2802 returning ERROR_MARK for them. Fix comment and indentation.
2803 (vect_is_simple_reduction): Fix comment, add argument to specify
2804 double reduction. Detect double reduction.
2805 (get_initial_def_for_induction): Fix indentation.
2806 (get_initial_def_for_reduction): Fix comment and indentation.
2807 Handle double reduction. Create initial definitions that do not
2808 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
2809 (vect_create_epilog_for_reduction): Fix comment, add argument to
2810 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
2811 epilogue result extraction. Create double reduction phi node and
2812 replace relevant uses.
2813 (vectorizable_reduction): Call vect_is_simple_reduction with
2814 additional argument. Fix indentation. Update epilogue code treatment
2815 according to the changes in reduction_code_for_scalar_code. Check
2816 for double reduction. Call vect_create_epilog_for_reduction with
2817 additional argument.
2818 * tree-vect-stmts.c (process_use): Handle double reduction, update
2820 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
2821 (vect_get_vec_def_for_operand): Likewise.
2823 2009-07-12 Danny Smith <dansmister@gmail.com>
2825 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
2826 dllexport if !TREE_PUBLIC.
2827 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
2829 2009-07-11 Anatoly Sokolov <aesok@post.ru>
2831 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
2832 (avr_extra_arch_macro) Remove declatation.
2833 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
2834 (avr_extra_arch_macro) Declare as static.
2835 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
2837 2009-07-11 Jan Hubicka <jh@suse.cz>
2840 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
2842 2009-07-11 Jakub Jelinek <jakub@redhat.com>
2845 * dwarf2out.c (dw_fde_struct): Add in_std_section and
2846 cold_in_std_section bits.
2847 (dwarf2out_begin_prologue): Initialize them.
2848 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
2849 if already covered by text_section or cold_text_section range.
2851 PR rtl-optimization/40667
2852 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
2853 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
2854 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
2855 * config/i386/i386.c (ix86_minimum_alignment): New function.
2856 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
2857 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
2858 * emit-rtl.c (gen_reg_rtx): Likewise.
2859 * function.c (assign_parms): Likewise. If nominal_type needs
2860 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
2861 rather than passed_type's alignment.
2864 * function.c (assign_parm_setup_stack): Adjust
2865 MEM_OFFSET (data->stack_parm) if promoted_mode is different
2866 from nominal_mode on big endian.
2868 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
2870 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
2872 2009-07-10 DJ Delorie <dj@redhat.com>
2874 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
2876 2009-07-10 Mark Mitchell <mark@codesourcery.com>
2878 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
2880 (thumb2_cbnz): Likewise.
2882 2009-07-10 David Daney <ddaney@caviumnetworks.com>
2885 * config.gcc (supported_defaults): Add synci.
2886 (with_synci): Add validation.
2887 (all_defaults): Add synci.
2888 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
2891 * config/mips/mips.opt (msynci): New option.
2892 * config/mips/mips.c (mips_override_options): Warn on use of
2893 -msynci for targets that do now support it.
2894 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
2896 * gcc/doc/invoke.texi (-msynci): Document the new option.
2897 * doc/install.texi (--with-synci): Document the new option.
2899 2009-07-10 Richard Guenther <rguenther@suse.de>
2901 PR tree-optimization/40496
2902 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
2903 the PHI result with a compatible type.
2905 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
2909 * c.opt (Wunused-result): New.
2910 * doc/invoke.texi: Document it.
2911 * c-common.c (c_warn_unused_result): Use it.
2913 2009-07-09 DJ Delorie <dj@redhat.com>
2915 * targhooks.c (default_target_can_inline_p): Rename from
2916 default_target_option_can_inline_p.
2917 * targhooks.h (default_target_can_inline_p): Likewise.
2918 * target-def.h (TARGET_CAN_INLINE_P): Rename from
2919 TARGET_OPTION_CAN_INLINE_P.
2920 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
2921 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
2922 (mep_target_can_inline_p): Rename from
2923 mep_target_option_can_inline_p.
2926 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
2927 registers used to pass vectors.
2929 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
2931 2009-07-09 Tom Tromey <tromey@redhat.com>
2933 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
2934 * config/mmix/mmix.c: Include dwarf2.h.
2935 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
2936 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
2937 * config/sh/sh.c: Include dwarf2.h.
2938 * config/i386/i386.c: Include dwarf2.h.
2939 * Makefile.in (DWARF2_H): Remove 'elf'.
2940 * except.c: Include dwarf2.h.
2941 * unwind-dw2.c: Include dwarf2.h.
2942 * dwarf2out.c: Include dwarf2.h.
2943 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
2944 * unwind-dw2-fde.c: Include dwarf2.h.
2945 * dwarf2asm.c: Include dwarf2.h.
2947 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
2949 * haifa-sched.c (insn_finishes_cycle_p): New static function.
2950 (max_issue): Use it.
2951 * sched-int.h (struct sched_info: insn_finishes_block_p): New
2953 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
2954 (region_sched_info): Update.
2955 * sched-ebb.c (ebb_sched_info): Update.
2956 * modulo-sched.c (sms_sched_info): Update.
2957 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
2959 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
2961 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
2963 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
2965 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
2967 2009-07-09 Jakub Jelinek <jakub@redhat.com>
2970 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
2971 arg1 with arg01 if arg1 is already INTEGER_CST.
2973 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
2975 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
2976 Transform (and (truncate)) into (truncate (and)).
2978 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
2980 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
2981 creating LHS paradoxical subregs. Fix surrounding returns to
2982 use NULL_RTX rather than 0.
2984 2009-07-08 DJ Delorie <dj@redhat.com>
2986 * config/mep/mep.c: (mep_option_can_inline_p): New.
2987 (TARGET_OPTION_CAN_INLINE_P): Define.
2989 2009-07-08 Mark Wielaard <mjw@redhat.com>
2992 * dwarf2out.c (add_data_member_location_attribute): When we have
2993 only a constant offset don't emit a new location description using
2994 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
2997 2009-07-08 Richard Henderson <rth@redhat.com>
3000 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
3001 (enum reg_class): Add CLOBBERED_REGS.
3002 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
3003 * config/i386/i386.c (ix86_conditional_register_usage): Moved
3004 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
3005 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
3006 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
3007 force 64-bit sibcalls into R11.
3008 * config/i386/constraints.md (U): New constraint.
3009 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
3010 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
3011 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
3013 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
3015 * basic-block.h (dump_regset, debug_regset): Remove duplicate
3017 * c-objc-common.h (c_initialize_diagnostics): Ditto.
3018 * ebitmap.h (dump_ebitmap): Ditto.
3019 * optabs.h (optab_libfunc): Ditto.
3020 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
3021 * tree-flow.h (vect_can_force_dr_alignment_p,
3022 get_vectype_for_scalar_type): Ditto.
3023 (vectorize_loops): Move prototype to ...
3024 * tree-vectorizer.h: ... here. Also, adjust comment.
3025 (vect_set_verbosity_level): Remove duplicate prototype.
3026 * tree-ssa-loop.c: Include tree-vectorizer.h.
3027 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
3029 2009-07-08 Nick Clifton <nickc@redhat.com>
3031 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
3034 2009-07-08 DJ Delorie <dj@redhat.com>
3036 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
3037 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
3038 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
3040 * config/mep/intrinsics.md: Regenerated.
3041 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
3042 registers when asm() or calls are detected.
3044 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3047 * gimplify.c (gimplify_expr): Propagate no_warning flag when
3049 * gimple (gimple_build_call_from_tree): Likewise.
3050 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
3051 no_warning flag before warning.
3053 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3055 * tree.c (set_expr_locus): Remove.
3056 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
3057 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
3059 * gimplify.c (internal_get_tmp_var): Likewise.
3060 (gimplify_call_expr): Likewise.
3061 (gimplify_one_sizepos): Likewise.
3063 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
3066 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
3067 to variables for debugging purposes.
3069 2009-06-23 Mark Loeser <mark@halcy0n.com>
3072 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
3074 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3076 * pretty-print.c (pp_base_format): Remove %J.
3077 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3078 gcc_cxxdiag_char_table): Likewise.
3079 (init_dynamic_diag_info): Likewise.
3081 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3083 * pretty-print.c (pp_base_format): Remove %H.
3084 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3085 gcc_cxxdiag_char_table): Likewise.
3086 (init_dynamic_diag_info): Likewise.
3087 * config/mep/mep.c (mep_select_section): Likewise.
3089 2009-07-07 Duncan Sands <baldrick@free.fr>
3091 * final.c (pass_clean_state): Give the pass a name.
3092 * passes.c (pass_rest_of_compilation): Likewise.
3093 * tree-optimize.c (pass_all_optimizations): Likewise.
3095 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
3097 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
3098 an extra 'decl' for error_at.
3100 2009-07-07 Jakub Jelinek <jakub@redhat.com>
3103 * tree-tailcall.c (adjust_return_value_with_ops,
3104 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
3105 if it has complex or vector type.
3107 2009-07-07 Olivier Hainque <hainque@adacore.com>
3109 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
3112 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
3114 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
3116 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3118 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
3119 * c-decl.c: Likewise.
3120 * function.c: Likewise.
3121 * varasm.c: Likewise.
3122 * tree-ssa.c: Likewise.
3123 * c-common.c: Likewise.
3124 * tree-cfg.c: Likewise.
3125 * config/spu/spu.c: Likewise.
3126 * config/ia64/ia64.c: Likewise.
3127 * config/v850/v850.c: Likewise.
3129 2009-07-06 DJ Delorie <dj@redhat.com>
3131 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
3132 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
3133 unspecified accesses to control registers.
3134 * config/mep/intrinsics.md: Regenerate.
3135 * config/mep/intrinsics.h: Regenerate.
3136 * config/mep/mep-intrin.h: Regenerate.
3138 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3140 * c-lex.c: Replace %H by an explicit location. Update all calls.
3141 * c-common.c: Likewise.
3142 * c-decl.c: Likewise.
3143 * c-typeck.c: Likewise.
3144 * fold-const.c: Likewise.
3145 * gimplify.c: Likewise.
3147 * tree-cfg.c: Likewise.
3148 * tree-ssa-loop-niter.c: Likewise.
3149 * tree-vrp.c: Likewise.
3150 * value-prof.c: Likewise.
3152 2009-07-06 Diego Novillo <dnovillo@google.com>
3154 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
3155 if it has one. Handle cases where VAR does not have an
3156 annotation or cfun is NULL.
3158 2009-07-06 Diego Novillo <dnovillo@google.com>
3160 * tree.c: Include debug.h.
3161 (initialize_tree_contains_struct): New.
3162 (init_ttree): Call it.
3163 (tree_node_structure_for_code): Factor out of ...
3164 (tree_node_structure): ... here.
3165 * treestruct.def (TS_PHI_NODE): Remove.
3166 (TS_GIMPLE_STATEMENT): Remove.
3168 2009-07-06 Diego Novillo <dnovillo@google.com>
3170 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
3171 (debug_tree_chain): Handle cycles.
3173 2009-07-06 Nick Clifton <nickc@redhat.com>
3174 DJ Delorie <dj@redhat.com>
3176 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3177 __FMOVD_ENABLED__ is defined.
3179 (TARGET_FMOVD): Provide a default definition.
3180 (MASK_FMOVD): Likewise.
3181 (TARGET_CPU_CPP_BUILTINS): Define
3182 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3183 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3184 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
3185 (split for DF load from memory into register): Also handle
3186 MEMs which consist of REG+DISP addressing.
3187 (split for DF store from register to memory): Likewise.
3188 (movsf_ie): Always use single fp_mode.
3189 * config/sh/sh.c (sh_override_options): Do not automatically
3190 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3191 that to the -mfmovd command line switch.
3192 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
3193 (fldi_ok): Always allow.
3194 * config/sh/sh.opt (mfmovd): Remove this switch.
3195 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3197 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
3198 Kaz Kojima <kkojima@gcc.gnu.org>
3200 PR rtl-optimization/30807
3201 * postreload.c (reload_combine): For every new use of REG_SUM,
3202 record the use of BASE.
3204 2009-07-06 Jan Hubicka <jh@suse.cz>
3206 * params.def: Revert my accidental commit at 2009-06-30.
3208 2009-07-04 Ian Lance Taylor <iant@google.com>
3211 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
3213 (mingw_format_attribute_overrides): Likewise.
3215 2009-07-04 Jakub Jelinek <jakub@redhat.com>
3218 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
3219 don't check cfa.reg. Instead of cfa.indirect use
3220 fde && fde->drap_reg != INVALID_REGNUM test.
3222 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
3224 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
3226 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
3229 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
3231 2009-07-03 Richard Guenther <rguenther@suse.de>
3233 PR tree-optimization/40640
3234 * tree-switch-conversion.c (build_arrays): Perform arithmetic
3237 2009-07-03 Jan Hubicka <jh@suse.cz>
3239 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
3240 for size, reduce amount of inlining.
3242 2009-07-03 Richard Guenther <rguenther@suse.de>
3245 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
3246 if t +- x is known to not overflow and the conversion widens the
3248 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
3250 2009-07-03 Jan Hubicka <jh@suse.cz>
3252 * ipa-pure-const.c (analyze): Update loop optimizer init.
3253 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
3254 try_remove_empty_loop, remove_empty_loops): Remove.
3255 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
3256 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
3257 to mark regular loops as neccesary.
3258 (degenerate_phi_p): New function.
3259 (propagate_necessity, remove_dead_phis): Use it.
3260 (forward_edge_to_pdom): Likewise.
3261 (eliminate_unnecessary_stmts): Take care to remove uses of results of
3262 virtual PHI nodes that became unreachable.
3263 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
3264 * tree-flow.h (remove_empty_loops): Remove.
3265 * passes.c (init_optimization_passes): Remove.
3267 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
3269 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
3270 can_create_pseudo_p.
3271 (*fix_trunc<mode>_i387_1): Ditto.
3272 (*floathi<mode>2_1): Ditto.
3273 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
3274 (*fistdi2_1): Ditto.
3275 (*fist<mode>2_1): Ditto.
3276 (frndintxf2_floor): Ditto.
3277 (*fist<mode>2_floor_1): Ditto.
3278 (frndintxf2_ceil): Ditto.
3279 (*fist<mode>2_ceil_1): Ditto.
3280 (frndintxf2_trunc): Ditto.
3281 (frndintxf2_mask_pm): Ditto.
3282 (fxam<mode>2_i387_with_temp): Ditto.
3283 * config/i386/sse.md (mulv16qi3): Ditto.
3284 (*sse2_mulv4si3): Ditto.
3286 (sse4_2_pcmpestr): Ditto.
3287 (sse4_2_pcmpistr): Ditto.
3289 2009-07-03 Jan Hubicka <jh@suse.cz>
3291 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
3292 (mark_stmt_necessary): Set it.
3293 (mark_operand_necessary): Set it.
3294 (mark_control_dependent_edges_necessary): Set it.
3295 (mark_virtual_phi_result_for_renaming): New function.
3296 (get_live_post_dom): New function.
3297 (forward_edge_to_pdom): New function.
3298 (remove_dead_stmt): Fix handling of control dependences.
3299 (tree_dce_init): Init new bitmap.
3300 (tree_dce_done): Free it.
3302 2009-07-02 Richard Guenther <rguenther@suse.de>
3305 * tree-ssa-structalias.c (new_var_info): Initialize
3308 2009-07-02 Jan Hubicka <jh@suse.cz>
3310 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
3313 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
3315 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
3316 instead of recomputing it. Adjust calls.
3317 (emit_store_flag): Adjust recursive calls.
3319 2009-07-02 Richard Guenther <rguenther@suse.de>
3321 * tree-ssa-live.c (remove_unused_locals): Do not remove
3323 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
3324 of DECL_EXTERNAL for HEAP variables.
3325 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
3326 HEAP variables. Do not adjust RESTRICT vars.
3327 (find_what_var_points_to): Nobody cares if something
3330 2009-07-02 Ben Elliston <bje@au.ibm.com>
3332 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
3333 pc_low and pc_high declarations to the top of the function.
3335 2009-07-01 DJ Delorie <dj@redhat.com>
3337 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
3339 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
3340 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
3341 unspecified accesses to control registers.
3342 * config/mep/intrinsics.md: Regenerate.
3343 * config/mep/intrinsics.h: Regenerate.
3344 * config/mep/mep-intrin.h: Regenerate.
3346 2009-07-01 Anthony Green <green@moxielogic.com>
3348 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
3349 instruction when possible.
3350 (moxie_expand_prologue): Ditto. Also, save an instruction and
3351 some complexity by popping off of $r12 instead of $sp.
3352 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
3355 2009-07-01 Richard Henderson <rth@redhat.com>
3358 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
3359 contained no insns, reposition note before last insn.
3361 2009-07-01 Richard Henderson <rth@redhat.com>
3364 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
3365 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
3367 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
3370 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
3371 darwin9 for printing reg addresses with %y.
3373 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3375 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
3376 truncation from operands in binary operations.
3378 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3381 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
3382 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
3383 subreg of op0 to the original op0.
3385 * expmed.c (store_bit_field_1): Use a temporary as the destination
3386 instead of a paradoxical subreg when we need to truncate the result.
3388 2009-07-01 DJ Delorie <dj@redhat.com>
3390 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
3391 names to VLIW variants.
3392 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
3393 * config/mep/intrinsics.md: Regenerate.
3394 * config/mep/intrinsics.h: Regenerate.
3395 * config/mep/mep-intrin.h: Regenerate.
3397 2009-07-01 Jakub Jelinek <jakub@redhat.com>
3400 * jump.c (returnjump_p): Revert last patch.
3401 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
3403 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3406 * pa.md (casesi32p): Use jump table label to determine the offset
3408 (casesi64p): Likewise.
3410 * pa.c (forward_branch_p): Return bool type. Use instruction
3411 addresses when available. Assert that INSN has a jump label.
3412 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
3415 2009-07-01 Richard Guenther <rguenther@suse.de>
3417 PR tree-optimization/19831
3418 * tree-ssa-dce.c (propagate_necessity): Calls to functions
3419 that only act as barriers do not make any previous stores necessary.
3420 * tree-ssa-structalias.c (handle_lhs_call): Delay making
3421 HEAP variables global, do not add a constraint from nonlocal.
3422 (find_func_aliases): Handle escapes through return statements.
3423 (compute_points_to_sets): Make escaped HEAP variables global.
3425 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3428 * expmed.c (emit_store_flag): Perform a conversion if necessary,
3429 after reducing a DImode cstore to SImode.
3431 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3433 * expr.c (expand_expr_real_1): Reinstate fallthrough to
3434 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
3436 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
3438 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
3439 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
3441 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
3442 and umod_optab if TARGET_BSD_DIVMOD.
3443 * config/vax/lib1funcs.asm: New file.
3444 * config/vax/t-linux: New file.
3445 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
3447 2009-06-30 Jakub Jelinek <jakub@redhat.com>
3450 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
3451 to type arguments that have void type.
3454 * dwarf2out.c (gen_formal_parameter_die): Call
3455 equate_decl_number_to_die if node is different from origin.
3457 2009-06-30 Anthony Green <green@moxielogic.com>
3459 Clean up moxie port for --enable-build-with-cxx.
3460 * config/moxie/moxie.c (moxie_function_value): First two
3461 parameters are const_tree, not tree.
3462 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
3463 (REG_CLASS_NAMES): Ditto.
3464 (REGNO_REG_CLASS): Ditto.
3465 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
3466 (moxie_function_value): Fix constyness of arguments.
3468 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
3470 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
3471 finalize_size_functions before further processing.
3472 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
3473 (variable_size): Call self_referential_size on size expressions
3474 that contain a PLACEHOLDER_EXPR.
3475 (size_functions): New static variable.
3476 (copy_self_referential_tree_r): New static function.
3477 (self_referential_size): Likewise.
3478 (finalize_size_functions): New global function.
3479 * tree.c: Include tree-inline.h.
3480 (push_without_duplicates): New static function.
3481 (find_placeholder_in_expr): New global function.
3482 (substitute_in_expr) <tcc_declaration>: Return the replacement object
3484 <tcc_expression>: Likewise.
3485 <tcc_vl_exp>: If the replacement object is a constant, try to inline
3486 the call in the expression.
3487 * tree.h (finalize_size_functions): Declare.
3488 (find_placeholder_in_expr): Likewise.
3489 (FIND_PLACEHOLDER_IN_EXPR): New macro.
3490 (substitute_placeholder_in_expr): Update comment.
3491 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
3493 (copy_tree_body_r): Likewise.
3494 (copy_tree_body): New static function.
3495 (maybe_inline_call_in_expr): New global function.
3496 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
3497 (maybe_inline_call_in_expr): Declare.
3498 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
3499 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
3502 2009-06-30 Richard Guenther <rguenther@suse.de>
3504 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
3506 (propagate_necessity): Do not mark reaching defs of stores
3509 2009-06-30 Jan Hubicka <jh@suse.cz>
3511 * cfgloopanal.c (check_irred): Move into ...
3512 (mark_irreducible_loops): ... here; return true if ireducible
3514 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
3515 (analyze_function): Try to prove loop finiteness.
3516 * cfgloop.h (mark_irreducible_loops): Update prototype.
3517 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
3519 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
3521 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
3523 2009-06-30 Ira Rosen <irar@il.ibm.com>
3525 PR tree-optimization/40542
3526 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
3529 2009-06-30 Martin Jambor <mjambor@suse.cz>
3531 PR tree-optimization/40582
3532 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
3533 than useless_type_conversion_p.
3534 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
3537 2009-06-30 Martin Jambor <mjambor@suse.cz>
3540 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
3542 2009-06-30 Richard Guenther <rguenther@suse.de>
3544 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
3545 use ao_ref references.
3546 (walk_aliased_vdefs): Likewise.
3547 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
3548 * tree-ssa-dce.c (struct ref_data): Remove.
3549 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
3550 (mark_aliased_reaching_defs_necessary): Adjust.
3551 (mark_all_reaching_defs_necessary_1): Likewise.
3553 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
3556 * expmed.c (emit_cstore): New name of emit_store_flag_1.
3557 (emit_store_flag_1): Extract from emit_store_flag, adjust
3558 calls to (what now is) emit_cstore.
3559 (emit_store_flag): Call emit_store_flag_1 and also use it
3560 for what used to be recursive calls.
3562 2009-06-30 Wei Guozhi <carrot@google.com>
3565 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
3566 if the target bb post dominates from bb.
3567 * config/i386/i386.c (memory_address_length): Check existence of base
3568 register before using it.
3570 2009-06-30 Nick Clifton <nickc@redhat.com>
3571 DJ Delorie <dj@redhat.com>
3573 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3574 __FMOVD_ENABLED__ is defined.
3576 (TARGET_FMOVD): Provide a default definition.
3577 (MASK_FMOVD): Likewise.
3578 (TARGET_CPU_CPP_BUILTINS): Define
3579 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3580 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3581 two fmov instructions depending upon whether TARGET_FMOVD is
3583 (split for DF load from memory into register): Also handle
3584 MEMs which consist of REG+DISP addressing.
3585 (split for DF store from register to memory): Likewise.
3586 * config/sh/sh.opt (mfmovd): Remove this switch.
3587 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3588 * config/sh/sh.c (sh_override_options): Do not automatically
3589 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3590 that to the -mfmovd command line switch.
3592 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
3594 (fldi_ok): Always allow.
3595 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
3597 2009-06-29 DJ Delorie <dj@redhat.com>
3599 * doc/install.texi (mep-x-elf): Correct chip's full name.
3601 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
3603 * doc/extend.texi: Fix typo.
3605 2009-06-29 Tom Tromey <tromey@redhat.com>
3608 * Makefile.in (DWARF2_H): New variable.
3610 (dwarf2out.o): Likewise.
3611 (dwarf2asm.o): Likewise.
3612 * config/i386/t-i386: Use DWARF2_H.
3613 * except.c: Include elf/dwarf2.h.
3614 * unwind-dw2.c: Include elf/dwarf2.h.
3615 * dwarf2out.c: Include elf/dwarf2.h.
3616 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
3617 <dtprel>: New field.
3618 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
3619 (size_of_loc_descr): Likewise.
3620 (output_loc_operands_raw): Likewise.
3621 (output_loc_operands): Handle new dtprel field.
3622 (loc_checksum): Update.
3623 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
3624 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
3625 * unwind-dw2-fde.c: Include elf/dwarf2.h.
3626 * dwarf2asm.c: Include elf/dwarf2.h.
3627 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
3628 * config/mmix/mmix.c: Include elf/dwarf2.h.
3629 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
3630 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
3631 * config/sh/sh.c: Include elf/dwarf2.h.
3632 * config/i386/i386.c: Include elf/dwarf2.h.
3634 2009-06-29 DJ Delorie <dj@redhat.com>
3636 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
3638 * doc/extend.texi: Add MeP attributes and pragmas.
3639 * doc/invoke.text: Add MeP Options.
3640 * doc/contrib.texi: Add MeP contribution.
3641 * doc/md.texi: Add MeP constraints.
3642 * doc/install.texi: Add MeP target.
3644 2009-06-30 Anatoly Sokolov <aesok@post.ru>
3646 * target.h (struct gcc_target): Add frame_pointer_required field.
3647 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
3648 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
3649 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
3651 * reload1.c (update_eliminables): (Ditto.).
3652 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
3653 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
3654 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
3656 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
3658 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
3659 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3660 (arm_frame_pointer_required): New function.
3662 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
3663 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3664 (avr_frame_pointer_required_p): Declare as static.
3665 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
3667 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
3668 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3669 (bfin_frame_pointer_required): Make as static, change return type
3671 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
3673 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
3674 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3675 (cris_frame_pointer_required): New function.
3677 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
3679 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
3680 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3681 (fr30_frame_pointer_required): New function.
3683 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
3684 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3685 (frv_frame_pointer_required): Make as static, change return type
3687 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
3689 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
3690 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3691 (ix86_frame_pointer_required): Make as static, change return type to
3693 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
3695 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
3696 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3698 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
3700 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
3702 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
3704 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
3705 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3706 (mips_frame_pointer_required): Make as static.
3707 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
3709 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
3710 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3711 (mmix_frame_pointer_required): Mew function.
3713 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
3714 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3716 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
3718 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
3720 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
3722 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
3723 (CAN_ELIMINATE): Redefine.
3724 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3725 (sparc_frame_pointer_required): New function.
3726 (sparc_can_eliminate): New function.
3727 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
3729 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
3730 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3732 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
3733 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3734 (xtensa_frame_pointer_required): Make as static, change return type
3736 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
3739 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
3741 * doc/plugins.texi: Document PLUGIN_START_UNIT.
3742 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
3743 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
3744 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
3745 (register_callback): Handle PLUGIN_START_UNIT.
3746 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
3748 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
3750 * tree.c (process_call_operands): Propagate TREE_READONLY from the
3752 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
3753 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
3755 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
3757 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
3760 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
3762 * doc/extend.texi (Additional Floating Types): __float128 is also
3763 supported on i386 targets.
3765 2009-06-29 Richard Guenther <rguenther@suse.de>
3768 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
3770 (pt_solutions_same_restrict_base): Declare.
3771 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
3773 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
3774 (make_constraint_from, make_copy_constraint): Move earlier.
3775 (make_constraint_from_heapvar): New function.
3776 (make_constraint_from_restrict): Likewise.
3777 (handle_lhs_call): Use it.
3778 (find_func_aliases): Use it to track conversions to restrict
3780 (struct fieldoff): Add only_restrict_pointers flag.
3781 (push_fields_onto_fieldstack): Initialize it.
3782 (create_variable_info_for): Track global restrict qualified pointers.
3783 (intra_create_variable_infos): Use make_constraint_from_heapvar.
3784 Track restrict qualified pointer arguments.
3785 (set_uids_in_ptset): Use varinfo is_global_var flag.
3786 (find_what_var_points_to): Set the vars_contains_restrict flag.
3787 Always create the points-to solution for sets including restrict tags.
3788 (pt_solutions_same_restrict_base): New function.
3789 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
3790 qualified pointers use pt_solutions_same_restrict_base as
3791 additional source for disambiguation.
3793 2009-06-29 Richard Guenther <rguenther@suse.de>
3796 * alias.c (find_base_decl): Remove.
3797 (get_deref_alias_set_1): Remove restrict handling.
3798 * c-common.c (c_apply_type_quals_to_decl): Do not set
3799 DECL_POINTER_ALIAS_SET.
3800 * gimplify.c (find_single_pointer_decl_1): Remove.
3801 (find_single_pointer_decl): Likewise.
3802 (internal_get_tmp_var): Remove restrict handling.
3803 (gimple_regimplify_operands): Likewise.
3804 * omp-low.c (expand_omp_atomic_pipeline): Do not set
3805 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
3806 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
3807 * tree.c (restrict_base_for_decl): Remove.
3808 (init_ttree): Do not allocate it.
3809 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
3810 LABEL_DECL_UID for label decls.
3811 (copy_node_stat): Do not copy restrict information.
3812 (decl_restrict_base_lookup): Remove.
3813 (decl_restrict_base_insert): Likewise.
3814 (print_restrict_base_statistics): Likewise.
3815 (dump_tree_statistics): Do not call print_restrict_base_statistics.
3816 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
3817 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
3818 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
3819 (LABEL_DECL_UID): Adjust.
3820 (DECL_BASED_ON_RESTRICT_P): Remove.
3821 (DECL_GET_RESTRICT_BASE): Likewise.
3822 (SET_DECL_RESTRICT_BASE): Likewise.
3823 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
3825 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
3826 instead of DECL_POINTER_ALIAS_SET.
3827 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
3828 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
3829 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
3831 2009-06-29 Richard Guenther <rguenther@suse.de>
3833 PR tree-optimization/40579
3834 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
3835 the IL to simplify has constants that overflowed.
3837 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
3839 PR tree-optimization/40550
3840 * tree-vect-generic.c (expand_vector_operations_1): Compute in
3841 vector_compute_type only when the size of vector_compute_type is
3842 less than the size of type.
3844 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
3846 * fold-const.c (contains_label_1): Fix comments.
3847 (contains_label_p): Do not walk trees multiple time.
3849 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3851 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
3852 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
3853 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
3854 ix86_fp_comparison_operator.
3855 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
3856 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
3857 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
3858 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
3859 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
3860 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
3861 (related splits): Change predicate to ix86_fp_comparison_operator.
3862 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
3863 instead of ix86_fp_comparison_codes.
3864 (ix86_trivial_fp_comparison_operator,
3865 ix86_fp_comparison_operator): New.
3866 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
3867 (ix86_expand_compare): Eliminate last two parameters.
3868 (ix86_fp_jump_nontrivial_p): Kill.
3869 * config/i386/i386.c (put_condition_code): Eliminate call to
3870 ix86_fp_comparison_codes and subsequent assertion.
3871 (ix86_fp_comparison_codes): Eliminate.
3872 (ix86_fp_swap_condition): New.
3873 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
3874 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
3875 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
3876 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
3877 and ix86_fp_swap_condition.
3878 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
3879 Use ix86_fp_comparison_strategy.
3880 (ix86_expand_compare): Likewise. Eliminate last two arguments.
3881 (ix86_fp_jump_nontrivial_p): Eliminate.
3882 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
3883 call to ix86_expand_compare.
3884 (ix86_split_fp_branch, ix86_expand_setcc,
3885 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
3886 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
3888 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3890 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
3891 related to jump_clobbers.
3892 * config/arm/arm.md (conds): Remove jump_clob case.
3893 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
3894 splits): Change comparison_operator to arm_comparison_operator.
3895 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
3898 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3900 * dojump.c (do_compare_rtx_and_jump): Try swapping the
3901 condition for floating point modes.
3902 * expmed.c (emit_store_flag_1): Move here a bigger part
3904 (emit_store_flag): Try swapping the condition for floating point
3906 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
3908 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3910 * expr.c (expand_expr_real_1): Just use do_store_flag.
3911 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
3912 emit_store_flag_force.
3913 * expmed.c (emit_store_flag_force): Copy here trick
3914 previously in expand_expr_real_1. Try reversing the comparison.
3915 (emit_store_flag_1): Work if target is NULL.
3916 (emit_store_flag): Work if target is NULL, using the result mode
3917 from the comparison. Use split_comparison, restructure final part
3918 to simplify conditionals.
3920 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3922 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
3923 * dojump.c (do_jump): Change handling of floating-point
3924 ops to use just do_compare_and_jump.
3925 (split_comparison): New.
3926 (do_compare_rtx_and_jump): Add here logic coming previously
3927 in do_jump, using split_comparison.
3929 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
3932 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
3934 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3936 * tree-ssa-alias.c: Fix unintentional commit.
3938 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3940 * passes.c (execute_one_pass): Fix unintentional commit.
3942 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3944 * df-problems.c (df_set_seen, df_unset_seen): Delete.
3945 (df_rd_local_compute, df_md_local_compute): Inline them.
3947 (df_md_scratch): New.
3948 (df_md_alloc, df_md_free): Allocate/free it.
3949 (df_md_local_compute): Only include live registers in init.
3950 (df_md_transfer_function): Prune the in-set computed by
3951 the confluence function, and the gen-set too.
3953 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3955 PR rtl-optimization/26854
3956 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
3957 * df-problems.c (df_rd_add_problem): Fix comment.
3958 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
3959 df_md_simulate_artificial_defs_at_top,
3960 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
3961 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
3962 df_md_transfer_function, df_md_init, df_md_confluence_0,
3963 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
3964 problem_MD, df_md_add_problem): New.
3965 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
3966 df_md_get_bb_info): New.
3967 (DF_LAST_PROBLEM_PLUS1): Adjust.
3969 * Makefile.in (fwprop.o): Include domwalk.h.
3970 * fwprop.c: Include domwalk.h.
3971 (reg_defs, reg_defs_stack): New.
3972 (bitmap_only_bit_between): Remove.
3973 (process_defs): New.
3974 (process_uses): Use reg_defs and local_md instead of
3975 bitmap_only_bit_between and local_rd.
3976 (single_def_use_enter_block): New, from build_single_def_use_links.
3977 (single_def_use_leave_block): New.
3978 (build_single_def_use_links): Remove code moved to
3979 single_def_use_enter_block, invoke domwalk.
3980 (use_killed_between): Adjust comment.
3982 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3984 * bitmap.h (bitmap_ior_and_into): New.
3985 * bitmap.c (bitmap_ior_and_into): New.
3987 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3989 * domwalk.h (struct dom_walk_data): Remove all callbacks except
3990 before_dom_children_before_stmts and after_dom_children_after_stmts.
3991 Rename the two remaining callbacks to just before_dom_children and
3992 after_dom_children. Remove other GIMPLE statement walking bits.
3993 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
3994 * graphite.c: Do not include domwalk.h.
3995 * tree-into-ssa.c (interesting_blocks): New global.
3996 (struct mark_def_sites_global_data): Remove it and names_to_rename.
3997 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
3998 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
3999 now that they're not domwalk callbacks.
4000 (rewrite_initialize_block): Rename to...
4001 (rewrite_enter_block): ... this, place after called functions. Test
4002 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
4003 (rewrite_finalize_block): Rename to...
4004 (rewrite_leave_block): ... this, place after called functions.
4005 (rewrite_update_init_block): Rename to...
4006 (rewrite_update_enter_block): ... this, place after called functions.
4007 Test interesting_blocks, call rewrite_update_stmt and
4008 rewrite_update_phi_arguments.
4009 (rewrite_update_fini_block): Rename to...
4010 (rewrite_leave_block): ... this, place after called functions.
4011 (rewrite_blocks): Remove last argument, simplify initialization of
4013 (mark_def_sites_initialize_block): Rename to...
4014 (mark_def_sites_block): ... this, call mark_def_sites.
4015 (mark_def_sites_blocks): Remove argument, simplify initialization of
4017 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
4018 (update_ssa): Likewise.
4019 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
4021 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
4022 (dom_opt_initialize_block): Rename to...
4023 (dom_opt_enter_block): ... this, place after called functions. Walk
4024 statements here, inline propagate_to_outgoing_edges.
4025 (dom_opt_finalize_block): Rename to...
4026 (dom_opt_leave_block): ... this, place after called functions.
4027 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
4029 (dse_enter_block, dse_record_phi): New.
4030 (dse_record_phis): Delete.
4031 (dse_finalize_block): Rename to...
4032 (dse_leave_block): ... this.
4033 (tree_ssa_dse): Simplify initialization of walk_data.
4034 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
4035 Adjust initialization of walk_data.
4036 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
4037 * tree-ssa-loop-phiopt.c (get_non_trapping):
4038 Adjust initialization of walk_data.
4039 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
4040 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
4041 it's not a domwalk callback.
4042 (uncprop_initialize_block): Rename to...
4043 (dse_enter_block): ... this, call uncprop_into_successor_phis.
4044 (dse_finalize_block): Rename to...
4045 (dse_leave_block): ... this.
4046 (tree_ssa_uncprop): Simplify initialization of walk_data.
4047 * Makefile.in: Adjust dependencies.
4049 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
4051 * arm.md (casesi): Fix test for Thumb1.
4052 (thumb1_casesi_internal_pic): Likewise.
4053 (thumb1_casesi_dispatch): Likewise.
4055 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
4057 * config/arm/arm-cores.def: Added core cortex-m0.
4058 * config/arm/arm-tune.md: Regenerated.
4059 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
4061 2009-06-26 DJ Delorie <dj@redhat.com>
4063 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
4065 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
4066 the scheduler doesn't tag jump insns.
4068 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
4070 * c-decl.c (merge_decls): Re-indent.
4072 2009-06-26 Janis Johnson <janis187@us.ibm.com>
4075 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
4076 Special-case decimal float constants.
4078 2009-06-26 Richard Henderson <rth@redhat.com>
4080 * function.h (struct function): Add cannot_be_copied_reason,
4081 and cannot_be_copied_set.
4082 * tree-inline.c (has_label_address_in_static_1): Rename from
4083 inline_forbidden_p_2; don't set inline_forbidden_reason here.
4084 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
4085 don't set inline_forbidden_reason.
4086 (copy_forbidden): New function, split out of inline_forbidden_p.
4087 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
4088 (inline_forbidden_p): Use copy_forbidden.
4089 (tree_versionable_function_p): Likewise.
4090 (inlinable_function_p): Merge into tree_inlinable_function_p.
4091 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
4092 * ipa-cp.c (ipcp_versionable_function_p): New function.
4093 (ipcp_cloning_candidate_p): Use it.
4094 (ipcp_node_modifiable_p): Likewise.
4096 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
4098 * builtins.c (expand_builtin_alloca): Handle builtin alloca
4099 that is marked not to be inlined. Remove flag_mudflap use.
4100 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
4101 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
4103 2009-06-26 Steve Ellcey <sje@cup.hp.com>
4106 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
4107 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
4109 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
4111 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
4113 (__mingwthr_remove_key_dtor): Likewise.
4115 2009-06-26 Richard Guenther <rguenther@suse.de>
4117 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
4119 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
4122 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
4123 try the non-cond_exec path also.
4125 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4128 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
4129 (output_cbranch): Use new functions.
4130 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
4133 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4134 Pat Haugen <pthaugen@us.ibm.com>
4135 Revital Eres <ERES@il.ibm.com>
4137 * config/rs6000/rs6000.c (print_operand): Correct lossage message
4138 for %c error. Add %x support to print VSX registers as a unified
4139 register set, instead of separate float and altivec registers.
4140 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
4141 %y case, and add support for VSX pre-modify addresses.
4142 (output_toc): Add assert for CONST containing an integer constant
4144 (rs6000_adjust_cost): Add POWER7 support.
4145 (insn_must_be_first_in_group): Ditto.
4146 (insn_must_be_last_in_group): Ditto.
4147 (rs6000_emit_popcount): Ditto.
4148 (rs6000_vector_mode_supported_p): Ditto.
4150 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
4151 Change some of the functions called by macros to being called
4152 through a pointer, so debug functions can be inserted if
4153 -mdebug=addr or -mdebug=cost.
4154 (rs6000_preferred_reload_class_ptr): Ditto.
4155 (rs6000_secondary_reload_class_ptr): Ditto.
4156 (rs6000_secondary_memory_needed_ptr): Ditto.
4157 (rs6000_cannot_change_mode_class_ptr): Ditto.
4158 (rs6000_secondary_reload_inner): Ditto.
4159 (rs6000_legitimize_reload_address): Ditto.
4160 (rs6000_legitimize_reload_address_ptr): Ditto.
4161 (rs6000_mode_dependent_address): Ditto.
4162 (rs6000_mode_dependent_address_ptr): Ditto.
4164 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
4165 function to return true if the mode allows reg + integer
4167 (virtual_stack_registers_memory_p): New function to return true if
4168 the address refers to a virtual stack register.
4169 (rs6000_legitimate_offset_address_p): Move code to say whether a
4170 mode supports reg+int addressing to reg_offset_addressing_ok_p and
4172 (rs6000_legitimate_address_p): Add checks for modes that only can
4173 do reg+reg addressing. Start adding VSX support.
4174 (rs6000_legitimize_reload_address): Ditto.
4175 (rs6000_legitimize_address): Ditto.
4176 (rs6000_debug_legitimate_address_p): New debug functions for
4177 -mdebug=addr and -mdebug=cost.
4178 (rs6000_debug_rtx_costs): Ditto.
4179 (rs6000_debug_address_costs): Ditto.
4180 (rs6000_debug_adjust_cost): Ditto.
4181 (rs6000_debug_legitimize_address): Ditto.
4182 (rs6000_legitimize_reload_address_ptr): Point to call normal
4183 function or debug function. Make functions called via pointer
4185 (rs6000_mode_dependent_address_ptr): Ditto.
4186 (rs6000_secondary_reload_class_ptr): Ditto.
4187 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
4188 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
4189 into a friendlier error.
4190 (rs6000_init_builtins): Add initial VSX support.
4191 (rs6000_adjust_cost): Fix some spacing issues.
4193 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
4194 (REG_CLASS_NAMES): Ditto.
4195 (REG_CLASS_CONTENTS): Ditto.
4196 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
4197 pointer, to add -mdebug=addr support.
4198 (CANNOT_CHANGE_MODE_CLASS): Ditto.
4199 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
4200 -mdebug=addr support.
4201 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
4202 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
4203 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
4205 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
4207 (bswapsi*): Set attribute types for load/store. Add combiner
4208 patterns to eliminate zero extend on 64-bit.
4209 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
4210 stdbrx if the hardware supports those instructions.
4212 2009-06-25 Ian Lance Taylor <iant@google.com>
4214 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
4215 (Link Options): Document -static-libstdc++.
4217 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4220 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
4221 DATA_ALIGNMENT instead.
4223 2009-06-25 Richard Guenther <rguenther@suse.de>
4225 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
4226 indirect references against the callused/escaped solutions.
4227 (call_may_clobber_ref_p_1): Likewise.
4229 2009-06-25 Martin Jambor <mjambor@suse.cz>
4231 PR tree-optimization/40493
4232 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
4233 (enum unscalarized_data_handling): New type.
4234 (handle_unscalarized_data_in_subtree): Return what has been done.
4235 (load_assign_lhs_subreplacements): Handle left flushes differently.
4236 (sra_modify_assign): Use unscalarized_data_handling, simplified
4237 condition determining whether to remove the statement.
4239 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
4241 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
4242 excerpt - @ should be doubled for texinfo.
4244 2009-06-24 Ian Lance Taylor <iant@google.com>
4246 * config/arc/arc.c: Include "df.h".
4247 (arc_attribute_table): Make static. Move higher in file.
4248 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
4249 (output_shift): Initialize n later to avoid warning.
4250 * config/arm/arm.c (arm_attribute_table): Make static. Move
4252 * config/avr/avr.c (avr_attribute_table): Make static. Move
4254 (reg_class_tab): Change array type from int to enum reg_class.
4255 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
4257 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
4258 (lshrhi3_out): Likewise.
4259 (class_likely_spilled_p): Change return type to bool.
4260 (avr_rtx_costs): Use local code variable with enum type.
4261 * config/avr/avr.md (movmemhi): Use add_reg_note.
4262 (andhi3, andsi3): Don't use AS2 with "and".
4263 (iorhi3, iorsi3): Don't use AS2 with "or".
4264 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
4265 * config/crx/crx.c: Include "df.h".
4266 (crx_attribute_table): Make static.
4267 * config/m32r/m32r.c: Include "df.h".
4268 (m32r_attribute_table): Make static. Move higher in file.
4269 (pop): Use add_reg_note.
4270 (block_move_call): Change 0 to LCT_NORMAL in function call.
4271 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
4272 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
4273 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
4274 declare, not just when TREE_CODE is defined.
4275 * config/m68hc11/m68hc11.c: Include "expr.h".
4276 (m68hc11_attribute_table): Make static. Move higher in file.
4277 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
4279 (m68hc11_register_indirect_p): Likewise.
4280 (m68hc11_function_arg_padding): Change return type to enum
4282 (emit_move_after_reload): Use add_reg_note.
4283 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
4284 (m68hc11_split_logical): Likewise.
4285 (m68hc11_rtx_costs): Add local code_and outer_code variables with
4287 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
4288 to VOIDmode in function call.
4289 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
4291 (m68hc11_split_logical): Update declaration.
4292 (m68hc11_function_arg_padding): Update declaration.
4293 * config/mcore/mcore.c (regno_reg_class): Change form array of int
4294 to array of enum reg_class.
4295 (mcore_attribute_table): Make static. Move higher in file.
4296 (mcore_rtx_costs): Add cast to enum type.
4297 * config/mcore/mcore.h (regno_reg_class): Update declaration.
4298 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
4299 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
4301 * config/sh/predicates.md (trapping_target_operand): Rename and to
4303 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
4305 * config/spu/spu.c (spu_attribute_table): Make static. Move
4307 * config/v850/v850.c (v850_attribute_table): Make static. Move
4309 (v850_rtx_costs): Use local code with enum type.
4310 (expand_epilogue): Add cast.
4311 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
4313 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
4316 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
4317 -m2a-single-only and -m2a-nofpu.
4318 * config/sh/sh.opt: Document m2a generates FPU code.
4320 2009-06-24 Anatoly Sokolov <aesok@post.ru>
4322 * defaults.h (CAN_ELIMINATE): Provide default.
4323 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
4324 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
4325 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
4326 * config/spu/spu.h (CAN_ELIMINATE): Delete.
4327 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
4328 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
4329 * config/cris/cris.h (CAN_ELIMINATE): Delete.
4330 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
4331 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
4332 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
4334 2009-06-24 DJ Delorie <dj@redhat.com>
4336 * mep-ext-cop.cpu: Fix copyright notice.
4337 * mep-default: Fix copyright notice.
4338 * mep-core: Fix copyright notice.
4339 * mep: Fix copyright notice.
4340 * mep-ivc2: Fix copyright notice.
4341 * mep-c5: Fix copyright notice.
4343 2009-06-24 Denis Chertykov <chertykov@gmail.com>
4345 * doc/contrib.texi (Contributors):
4347 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
4350 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
4351 src and dst operands if necessary.
4353 2009-06-23 DJ Delorie <dj@redhat.com>
4356 * config.gcc: Add mep support.
4357 * recog.c: Resurrect validate_replace_rtx_subexp().
4358 * recog.h: Likewise.
4359 * config/mep/: Add new port:
4360 * config/mep/constraints.md: New file.
4361 * config/mep/default.h: New file.
4362 * config/mep/intrinsics.h: New file.
4363 * config/mep/intrinsics.md: New file.
4364 * config/mep/ivc2-template.h: New file.
4365 * config/mep/mep-c5.cpu: New file.
4366 * config/mep/mep-core.cpu: New file.
4367 * config/mep/mep-default.cpu: New file.
4368 * config/mep/mep-ext-cop.cpu: New file.
4369 * config/mep/mep-intrin.h: New file.
4370 * config/mep/mep-ivc2.cpu: New file.
4371 * config/mep/mep-lib1.asm: New file.
4372 * config/mep/mep-lib2.c: New file.
4373 * config/mep/mep-pragma.c: New file.
4374 * config/mep/mep-protos.h: New file.
4375 * config/mep/mep-tramp.c: New file.
4376 * config/mep/mep.c: New file.
4377 * config/mep/mep.cpu: New file.
4378 * config/mep/mep.h: New file.
4379 * config/mep/mep.md: New file.
4380 * config/mep/mep.opt: New file.
4381 * config/mep/predicates.md: New file.
4382 * config/mep/t-mep: New file.
4384 2009-06-23 Ian Lance Taylor <iant@google.com>
4386 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
4387 from loose_warn into c_loose_warn and from strict_warn into
4388 c_strict_warn. Set and substitute warn_cxxflags. Check for
4389 --enable-build-with-cxx. Set and substitute
4390 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
4391 * Makefile.in (CXXFLAGS): New variable.
4392 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
4393 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
4394 the default is the same as $(STRICT_WARN).
4395 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
4396 (CXX): New variable.
4397 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
4398 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
4399 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
4400 (HOST_LIBS): New variable.
4401 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
4402 (ALL_CXXFLAGS): New variable.
4403 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
4404 * doc/install.texi (Configuration): Document
4405 --enable-build-with-cxx, --with-stage1-ldflags,
4406 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
4407 * configure: Rebuild.
4409 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4411 * config/arm/arm.c (arm_override_options): Fix braces and formatting
4412 from previous commit.
4414 2009-06-23 Ian Lance Taylor <iant@google.com>
4416 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
4418 2009-06-23 Ian Lance Taylor <iant@google.com>
4420 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
4421 with ATTRIBUTE_UNUSED.
4423 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4424 Pat Haugen <pthaugen@us.ibm.com>
4425 Revital Eres <eres@il.ibm.com>
4427 * config.in (HAVE_AS_POPCNTD): Add default definition.
4428 (HAVE_AS_LWSYNC): Ditto.
4430 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
4432 (gcc_cv_as_powerpc_cmpb): Ditto.
4433 (gcc_cv_as_powerpc_dfp): Ditto.
4434 (gcc_cv_as_powerpc_vsx): Ditto.
4435 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
4436 supporting the popcntd/lwsync instructions.
4437 (gcc_cv_as_powerpc_lwsync): Ditto.
4438 * configure: Regenerate.
4440 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
4441 -mcpu=native and -mcpu=power7.
4442 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
4444 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
4445 a variable instead of a mask to reduce the number of mask bits.
4446 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
4447 (-mbit-word): Ditto.
4448 (-mregnames): Ditto.
4449 * config/rs6000/rs6000.opt (-mupdate): Ditto.
4450 (-mfused-madd): Ditto.
4452 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
4454 (-mvsx): New switch for VSX instructions.
4455 (-misel): Move from a variable to a mask to allow it to be set by
4458 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
4459 function declaration to an array declaration.
4460 (rs6000_hard_regno_nregs): New external array declaration.
4462 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
4463 files included by rs6000.md.
4465 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
4466 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
4468 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
4470 (rs6000_debug_reg): New -mdebug= variables.
4471 (rs6000_debug_addr): Ditto.
4472 (rs6000_debug_cost): Ditto.
4473 (rs6000_pmode): New variable to hold Pmode.
4474 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
4475 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
4476 calculated at compiler start.
4477 (rs6000_hard_regno_nregs): Change function to an array which holds
4478 HARD_REGNO_NREGS calculated at compiler start.
4479 (rs6000_explicit_options): Delete isel field.
4480 (rs6000_vector_unit): New array to hold which vector unit
4481 supports arithmetic options for a given type.
4482 (rs6000_vector_mem): New array to hold which vector unit supports
4483 memory reference operations for a given type.
4484 (rs6000_vector_align): New array to given the alignment of each
4486 (power7_cost): New basic costs for power7.
4487 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
4488 (rs6000_hard_regno_nregs_internal): New function, moved from
4489 HARD_REGNO_NREGS, to calculate the number of registers each hard
4490 register takes for each type.
4491 (rs6000_debug_reg_print): New function for -mdebug=reg support.
4492 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
4493 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
4494 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
4495 unit information here so it is calculated once at compiler startup
4497 (rs6000_override_options): Make -misel a target mask. Add more
4498 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
4499 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
4501 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
4502 (rs6000_handle_option): Move -misel from variable to target mask.
4503 (rs6000_builtin_mask_for_load): Add VSX support.
4504 (rs6000_conditional_register_usage): Ditto.
4505 (USE_ALTIVEC_FOR_ARG_P): Ditto.
4506 (function_arg_boundary): Ditto.
4507 (rs6000_expand_builtin): Ditto.
4508 (def_builtin): Make abort message a little friendlier.
4509 (rs6000_emit_int_cmove): Add support for 64-bit isel.
4511 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
4512 assembler support the popcntd instruction instead of a vsx
4513 instruction to enable power7 support.
4514 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
4515 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
4516 option to the assembler if -mcpu=native.
4517 (ASM_CPU_NATIVE_SPEC): Ditto.
4518 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
4520 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
4521 the lwsync instruction.
4522 (enum processor_type): Add PROCESSOR_POWER7.
4523 (rs6000_debug_reg): New -mdebug= options.
4524 (rs6000_debug_addr): Ditto.
4525 (rs6000_debug_cost): Ditto.
4526 (rs6000_isel): Delete.
4527 (enum rs6000_vector): New enum to say what vector unit we have.
4528 (VECTOR_UNIT_*): New macros to say which vector unit has
4529 arithmetic operations for a given type.
4530 (VECTOR_MEM_*): New macros to say which vector unit has memory
4531 operations for a given type.
4532 (TARGET_LDBRX): Whether the machine supports the ldbrx
4534 (TARGET_ISEL): Delete, -misel moved to be a mask.
4535 (TARGET_ISEL64): New macro for 64-bit isel support.
4536 (UNITS_PER_VSX_WORD): New macro.
4537 (POINTER_SIZE): Move to be an external variable, rather than
4538 calculating whether we are generating 32 ot 64-bit code.
4540 (STACK_BOUNDARY): Add VSX support.
4541 (LOCAL_ALIGNMENT): Ditto.
4542 (SLOW_UNALIGNED_ACCESS): Ditto.
4543 (VSX_REGNO_P): New macro for VSX support.
4544 (VFLOAT_REGNO_P): Ditto.
4545 (VINT_REGNO_P): Ditto.
4546 (VLOGICAL_REGNO_P): Ditto.
4547 (VSX_VECTOR_MODE): Ditto.
4548 (VSX_SCALAR_MODE): Ditto.
4550 (VSX_MOVE_MODE): Ditto.
4551 (VSX_REG_CLASS_P): Ditto.
4552 (HARD_REGNO_NREGS): Instead of calling a function, use an array
4554 (UNITS_PER_SIMD_WORD): Add VSX support.
4555 (MODES_TIEABLE_P): Ditto.
4556 (STARTING_FRAME_OFFSET): Ditto.
4557 (STACK_DYNAMIC_OFFSET): Ditto.
4558 (EPILOGUE_USES): Ditto.
4559 (REGNO_REG_CLASS): Move to array lookup.
4560 (CLASS_MAX_NREGS): Ditto.
4561 (rs6000_vector_reg_class): Add declaration.
4562 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
4563 overlap with the floating point and Altivec registers.
4565 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
4567 * config/rs6000/driver-rs6000.c (asm_names): New static array to
4568 give the appropriate asm switches if -mcpu=native.
4569 (host_detect_local_cpu): Add support for "asm".
4570 (host_detect_local_cpu): Follow GNU code guidelines for name.
4572 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
4573 -mbit-word to a variable instead of being a target mask.
4575 * config/rs6000/sync.md (lwsync): If the assembler supports it,
4576 emit the lwsync instruction instead of emitting the instruction as
4577 an integer constant.
4579 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
4580 fixuns_trundfsi2, move expander into rs6000.md.
4582 * config/rs6000/rs6000.md (cpu): Add power7.
4583 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
4584 (logical predicate patterns): Change the single instruction
4585 primitives that set CR0 to be fast_compare instead of compare.
4587 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
4588 (popcntddi2): Ditto.
4589 (popcount<mode>): Ditto.
4590 (floating multiply/add insns): Name the floating point
4592 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
4593 (isel_unsigned_<mode>): Ditto.
4594 (fixuns_trundfsi2): Move expander here from spe.md.
4595 (smindi3): Define if we have -misel on 64-bit systems.
4600 2009-06-23 Anatoly Sokolov <aesok@post.ru>
4602 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
4604 * config/avr/avr.c (avr_current_device): New variable.
4605 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
4606 (avr_arch, mcu_type_s): Move to avr.h.
4607 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
4608 default_data_section_start fields.
4609 (avr_arch): Moved from avr.c.
4610 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
4611 library_name fields.
4612 (avr_current_device, avr_mcu_types, avr_arch_types,
4613 avr_device_to_arch, avr_device_to_data_start,
4614 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
4615 (EXTRA_SPEC_FUNCTIONS): Define.
4616 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
4617 options mapping. Use device_to_arch and device_to_data_start insted.
4618 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
4619 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
4620 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
4621 * config/avr/driver-avr.c: New file.
4622 * config/avr/avr-devices.c: New file.
4624 2009-06-23 Jakub Jelinek <jakub@redhat.com>
4626 * var-tracking.c (unshare_variable): Force initialized to
4627 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
4628 (set_variable_part): Likewise.
4629 (struct variable_union_info): Remove pos_src field.
4630 (vui_vec, vui_allocated): New variables.
4631 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
4632 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
4633 == 1 use a simpler sorting algorithm. Compute pos field right
4634 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
4635 Avoid quadratic comparison if !flag_var_tracking_uninit.
4636 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
4637 unshare_variable unconditionally.
4638 (dataflow_set_different_2): Removed.
4639 (dataflow_set_different): Don't traverse second hash table.
4640 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
4641 unconditionally to var_reg_set or var_mem_set.
4642 (emit_notes_in_bb): Likewise.
4643 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
4645 (emit_note_insn_var_location): Don't set initialized to
4646 VAR_INIT_STATUS_INITIALIZED early.
4647 (vt_finalize): Free vui_vec if needed, clear vui_vec and
4649 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
4651 * tree-object-size.c (addr_object_size): Instead of checking
4652 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
4653 are no FIELD_DECLs following it.
4655 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
4657 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
4658 order to match bswaps with signed source operands.
4660 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4662 * sdbout.c (sdbout_one_type): Fix braces in switch.
4664 2009-06-23 Richard Guenther <rguenther@suse.de>
4666 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
4668 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
4669 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
4670 var_callused, callused_tree, var_storedanything, storedanything_tree,
4671 var_integer, integer_tree): Remove global variables.
4672 (new_var_info): Do not pass new id, append the new var to the
4673 global variable vector.
4674 (do_ds_constraint): Use is_global_var member of the variable-info.
4675 (new_scalar_tmp_constraint_exp): Adjust.
4676 (create_function_info_for): Likewise.
4677 (create_variable_info_for): Likewise.
4678 (find_what_var_points_to): Remove dead code.
4679 (init_base_vars): Simplify.
4680 (compute_points_to_sets): Adjust.
4682 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
4684 * combine.c (try_combine): Dump information about the insns we're
4687 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
4689 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
4690 check when calling force_to_mode on TRUNCATE's operand.
4692 2009-06-22 Ian Lance Taylor <iant@google.com>
4694 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
4696 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
4698 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
4700 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4702 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
4703 override library linkage flags such as -static-libgcc or
4706 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4708 * config/m68k/m68k-devices.def: Add line for MCF5221x.
4710 2009-06-22 Ian Lance Taylor <iant@google.com>
4712 * config/linux.opt: Put mglibc ahead of muclibc.
4714 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
4715 for duplicate decls.
4717 2009-06-22 Matthias Klose <doko@ubuntu.com>
4719 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
4721 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
4724 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
4725 instead of NULL if a parser error occurs.
4727 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4729 * dwarf2out.c (dwarf2_debug_hooks): Initialize
4730 non-DWARF2_DEBUGGING_INFO version.
4732 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
4734 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
4735 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
4737 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
4738 (LIBGCC2_TF_CEXT): Define.
4741 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4744 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
4746 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4748 * config/arm/arm.c (arm_override_options): Disable
4749 -mcaller-super-interworking and -mcallee-super-interworking.
4750 * doc/invoke.texi (ARM Options): Document this.
4752 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
4754 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
4755 * config/arm/constraints.md (j): New constraint for movw operands.
4756 (N): Remove thumb2 meaning.
4757 * config/arm/arm.md (*arm_movw): Delete.
4758 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
4759 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
4760 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
4762 2009-06-22 Martin Jambor <mjambor@suse.cz>
4764 PR tree-optimization/40492
4765 * tree-sra.c (sra_modify_assign): Pass zero offsets to
4766 build_ref_for_offset.
4768 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
4770 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
4771 JUMP_TABLE_DATA_P predicates where applicable.
4772 * auto-inc-dec.c: Ditto.
4773 * builtins.c: Ditto.
4774 * caller-save.c: Ditto.
4776 * cfgcleanup.c: Ditto.
4777 * cfglayout.c: Ditto.
4780 * combine-stack-adj.c: Ditto.
4786 * dwarf2asm.c: Ditto.
4787 * dwarf2out.c: Ditto.
4788 * emit-rtl.c: Ditto.
4794 * function.c: Ditto.
4797 * genpreds.c: Ditto.
4798 * genrecog.c: Ditto.
4800 * ira-costs.c: Ditto.
4801 * ira-lives.c: Ditto.
4804 * lower-subreg.c: Ditto.
4805 * modulo-sched.c: Ditto.
4807 * postreload.c: Ditto.
4808 * print-rtl.c: Ditto.
4817 * sched-vis.c: Ditto.
4819 * sel-sched-ir.c: Ditto.
4820 * simplify-rtx.c: Ditto.
4821 * targhooks.c: Ditto.
4822 * var-tracking.c: Ditto.
4823 * vmsdbgout.c: Ditto.
4825 2009-06-22 Matthias Klose <doko@ubuntu.com>
4827 * Makefile.in (install-plugin): Always use DESTDIR.
4829 2009-06-22 Olivier Hainque <hainque@adacore.com>
4831 * config/pa/pa.c (output_call): Don't optimize post call jumps
4832 into return address adjustments if the call may throw.
4834 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
4836 * arm.c (thumb1_output_casesi): New function.
4837 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
4838 optimizing for size or PIC.
4839 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
4840 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
4841 (casesi): Handle Thumb-1 when optimizing for size or PIC.
4842 (thumb1_casesi_internal_pic): New expand rule.
4843 (thumb1_casesi_dispatch): New pattern.
4844 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
4846 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
4847 in the text seciton when PIC or optimizing for size.
4848 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
4849 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
4850 preservation properties of code.
4851 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
4852 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
4853 (__gnu_thumb1_case_si): New function.
4854 * t-arm (LIB1ASMSRC): Define here.
4855 (LIB1ASMFUNCS): Add some common functions.
4856 * t-arm-elf (LIB1ASMSRC): Delete.
4857 (LIB1ASMFUNCS): Append to existing set.
4858 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4859 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4860 * t-symbian (LIB1ASMFUNCS): Likewise.
4861 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4862 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4864 2009-06-21 Richard Guenther <rguenther@suse.de>
4866 PR tree-optimization/38729
4867 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
4868 to loops with a single exit if -fno-expensive-optimizations.
4870 2009-06-21 Jakub Jelinek <jakub@redhat.com>
4872 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
4873 (dataflow_set): Change vars type from htab_t to shared_hash.
4874 (shared_hash_pool, empty_shared_hash): New variables.
4875 (vars_clear): Removed.
4876 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
4877 shared_hash_find_slot_unshare, shared_hash_find_slot,
4878 shared_hash_find_slot_noinsert, shared_hash_find): New
4880 (shared_hash_unshare, shared_hash_destroy): New functions.
4881 (unshare_variable): Unshare set->vars if shared, use
4883 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
4884 (get_init_value, find_src_set_src, dump_dataflow_set,
4885 clobber_variable_part, emit_notes_for_differences): Use
4887 (dataflow_set_init): Remove second argument, set vars to
4888 empty_shared_hash instead of creating a new htab.
4889 (dataflow_set_clear): Call shared_hash_destroy and set vars
4890 to empty_shared_hash instead of calling vars_clear.
4891 (dataflow_set_copy): Don't call vars_copy, instead just share
4892 the src htab with dst.
4893 (variable_union): Use shared_hash_*, use initially NO_INSERT
4894 lookup if set->vars is shared. Don't keep slot cleared before
4895 calling unshare_variable. Unshare set->vars if needed.
4896 Even ->refcount == 1 vars must be unshared if set->vars is shared
4897 and var needs to be modified.
4898 (variable_canonicalize): New function.
4899 (dataflow_set_union): If dst->vars is empty, just share src->vars
4900 with dst->vars and traverse with variable_canonicalize to canonicalize
4901 and unshare what is needed.
4902 (dataflow_set_different): If old_set and new_set use the same shared
4903 htab, they aren't different. If number of htab elements is different,
4904 htabs are different. Use shared_hash_*.
4905 (dataflow_set_destroy): Call shared_hash_destroy instead of
4907 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
4908 second argument to dataflow_set_init.
4909 (vt_initialize): Likewise. Initialize shared_hash_pool and
4910 empty_shared_hash, move bb in/out initialization afterwards.
4911 Use variable_htab_free instead of NULL as changed_variables del hook.
4912 (variable_was_changed): Change type of second argument to pointer to
4913 dataflow_set. When inserting var into changed_variables, bump
4914 refcount. Unshare set->vars if set is shared htab and slot needs to
4916 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
4917 lookup if set->vars is shared. Unshare set->vars if needed.
4918 Even ->refcount == 1 vars must be unshared if set->vars is shared
4919 and var needs to be modified. Adjust variable_was_changed caller.
4920 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
4921 vars must be unshared if set->vars is shared and var needs to be
4922 modified. Adjust variable_was_changed caller.
4923 (emit_note_insn_var_location): Don't pool_free var.
4924 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
4926 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
4927 free_alloc_pool on shared_hash_pool.
4929 2009-06-20 Anthony Green <green@moxielogic.com>
4931 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
4932 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
4934 2009-06-20 Richard Guenther <rguenther@suse.de>
4936 * tree-ssa-structalias.c (find_func_aliases): For memset use
4937 a constraint from NULL if we memset to zero.
4938 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
4939 we explicitly handle that do not read from memory.
4940 (call_may_clobber_ref_p_1): Properly handle builtins that may
4943 2009-06-20 Richard Guenther <rguenther@suse.de>
4945 PR tree-optimization/40495
4946 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
4947 (new_scalar_tmp_constraint_exp): New function.
4948 (process_constraint): Do not create temporary decls.
4949 (process_all_all_constraints): Likewise.
4950 (handle_const_call): Likewise.
4951 (create_function_info_for): Do not set decl.
4953 2009-06-19 Ian Lance Taylor <iant@google.com>
4955 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
4956 (rs6000_attribute_table): Make static; move before use.
4958 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
4960 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
4961 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
4962 Propagate the TREE_READONLY flag without overwriting it.
4963 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
4964 Propagate the TREE_READONLY flag onto the result.
4965 (process_call_operands): Move around. Use correct constant value.
4967 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4970 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
4971 * config/arm/arm.md: Likewise.
4973 2009-06-19 Ian Lance Taylor <iant@google.com>
4975 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
4976 to GIMPLE_ERROR_MARK.
4978 * c-typeck.c (build_conditional_expr): Add op1_original_type and
4979 op2_original_type parameters. Warn about using different enum types.
4980 * c-parser.c (c_parser_conditional_expression): Pass original
4981 types to build_conditional_expr.
4982 * c-tree.h (build_conditional_expr): Update declaration.
4984 2009-06-19 Ian Lance Taylor <iant@google.com>
4986 * config/i386/i386.c (ix86_function_specific_save): Test that
4987 fields match values, rather than testing the values are in a
4990 2009-06-19 Richard Guenther <rguenther@suse.de>
4992 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
4994 (ptr_derefs_may_alias_p): Likewise.
4995 (ptr_deref_may_alias_ref_p_1): New function.
4996 (ptr_deref_may_alias_ref_p): Likewise.
4997 (ref_maybe_used_by_call_p_1): Handle builtins that are not
4998 covered by looking at the ESCAPED solution.
4999 (call_may_clobber_ref_p_1): Likewise.
5000 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
5001 Handle NULL_TREE offset. Do not produce redundant constraints.
5002 (process_all_all_constraints): New helper function.
5003 (do_structure_copy): Use it.
5004 (handle_lhs_call): Likewise.
5005 (find_func_aliases): Handle some builtins with pointer arguments
5006 and/or return values explicitly.
5008 2009-06-19 Ian Lance Taylor <iant@google.com>
5010 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
5012 2009-06-19 Ian Lance Taylor <iant@google.com>
5014 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
5016 2009-06-19 Ian Lance Taylor <iant@google.com>
5018 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
5019 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
5022 * c-decl.c (finish_decl): If -Wc++-compat, warn about
5023 uninitialized const.
5025 2009-06-19 Ian Lance Taylor <iant@google.com>
5027 * dse.c (struct store_info): Rename bitmap field to bmap. Change
5030 * c-decl.c (in_struct, struct_types): Remove.
5031 (struct c_binding): Add in_struct field.
5032 (c_binding_ptr): Define type, along with VEC.
5033 (struct c_struct_parse_info): Define.
5034 (struct_parse_info): New static variable.
5035 (bind): Initialize in_struct field.
5036 (start_struct): Remove enclosing_in_struct and
5037 enclosing_struct_types parameters. Add
5038 enclosing_struct_parse_info parameter. Change all callers. Set
5039 struct_parse_info rather than in_struct and struct_types.
5040 (grokfield): If -Wc++-compat and there is a symbol binding for the
5041 field name, set the in_struct flag and push it on the
5042 struct_parse_info->fields vector.
5043 (warn_cxx_compat_finish_struct): New static function.
5044 (finish_struct): Remove enclosing_in_struct and
5045 enclosing_struct_types parameters. Add
5046 enclosing_struct_parse_info parameter. Change all callers. Don't
5047 set C_TYPE_DEFINED_IN_STRUCT here. Call
5048 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
5049 parameter. Only push on struct_types if warn_cxx_compat.
5050 (finish_enum): Only push on struct_types if warn_cxx_compat.
5051 (declspecs_add_type): Add loc parameter. Change all callers.
5052 Change all error calls to error_at. Pass loc, not input_location,
5053 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
5054 defined in a struct. If -Wc++-compat and parsing a struct, record
5055 that a typedef name was used.
5056 * c-parser.c (c_parser_declspecs): Get location to pass to
5058 (c_parser_struct_or_union_specifier): Update calls to start_struct
5060 * c-tree.h (struct c_struct_parse_info): Declare.
5061 (finish_struct, start_struct): Update declarations.
5062 (declspecs_add_type): Update declaration.
5064 2009-06-19 Ian Lance Taylor <iant@google.com>
5066 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
5067 variable with an anonymous type.
5069 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5071 * see.c: Remove for real.
5073 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5075 * optabs.h (enum optab_index): Add new OTI_significand.
5076 (significand_optab): Define corresponding macro.
5077 * optabs.c (init_optabs): Initialize significand_optab.
5078 * genopinit.c (optabs): Implement significand_optab using
5079 significand?f2 patterns.
5080 * builtins.c (expand_builtin_mathfn): Handle
5081 BUILT_IN_SIGNIFICAND{,F,L}.
5082 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
5083 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
5085 * config/i386/i386.md (significandxf2, significand<mode>2): New
5086 expanders to implement significandf, significand and significandl
5087 built-ins as inline x87 intrinsics.
5089 2009-06-18 Anatoly Sokolov <aesok@post.ru>
5091 * config/avr/avr.c (avr_override_options): Remove setting value of
5092 PARAM_INLINE_CALL_COST.
5094 2009-06-18 Richard Henderson <rth@redhat.com>
5097 * tree-pass.h (TDF_ASMNAME): New.
5098 * tree-dump.c (dump_options): Add asmname.
5099 * doc/invoke.texi: Document it.
5101 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
5102 (dump_decl_name): ...here.
5103 (dump_function_name): New flags arg; mind TDF_ASMNAME.
5104 (dump_generic_node): Update dump_function_name calls.
5105 (print_call_name): New flags arg; update all dump calls.
5106 * diagnostic.h (print_call_name): Update.
5107 * gimple-pretty-print.c (dump_gimple_call): Update.
5109 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
5112 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
5114 2009-06-18 Diego Novillo <dnovillo@google.com>
5116 * doc/plugins.texi: Document plugin_is_GPL_compatible.
5117 * plugin.c (str_license): Declare.
5118 (try_init_one_plugin): Assert that the symbol
5119 'plugin_is_GPL_compatible' exists.
5121 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
5124 * Makefile.in (OBJS-common): Remove see.o.
5126 * common.opt (fsee): Mark as preserved for backward compatibility.
5127 * opts.c (common_handle_option): Add OPT_fsee to the backward
5128 compatibility section.
5129 * passes.c (init_optimization_passes, pass_see): Remove pass.
5130 * timevar.def (TV_SEE): Remove.
5131 * tree-pass.h (pass_see): Remove declaration.
5132 * doc/invoke.texi (-fsee): Remove documentation.
5134 2009-06-18 Martin Jambor <mjambor@suse.cz>
5136 * tree-sra.c: Include statistics.h
5137 (sra_stats): New variable.
5138 (sra_initialize): Clear sra_stats.
5139 (create_access_replacement): Increment sra_stats.replacements.
5140 (get_access_replacement): Do not return twice.
5141 (analyze_all_variable_accesses): Increment statistics counter by the
5142 number of scalarized aggregates.
5143 (generate_subtree_copies): Increment sra_stats.subtree_copies.
5144 (sra_modify_expr): Increment sra_stats.exprs.
5145 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
5146 (sra_modify_assign): Increment sra_stats.exprs,
5147 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
5148 (perform_intra_sra): Update statistics counters.
5149 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
5151 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5153 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
5154 (arm_scalar_mode_supported_p): New function.
5156 2009-06-18 Paul Brook <paul@codesourcery.com>
5157 Sandra Loosemore <sandra@codesourcery.com>
5159 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
5160 (__extendhfsf2, __truncsfhf2): Define.
5161 * config/arm/fp16.c: New file.
5162 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5163 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5165 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5167 * doc/extend.texi (Half-Precision): New section.
5168 * doc/invoke.texi (Option Summary): List -mfp16-format.
5169 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
5170 * config/arm/arm.opt (mfp16-format=): New.
5171 * config/arm/arm.c: Include intl.h.
5172 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
5173 (TARGET_INVALID_RETURN_TYPE): Redefine.
5174 (TARGET_PROMOTED_TYPE): Redefine.
5175 (TARGET_CONVERT_TO_TYPE): Redefine.
5176 (arm_fp16_format): Define.
5177 (all_fpus): Add entry for neon-fp16.
5178 (fp_model_for_fpu): Likewise.
5179 (struct fp16_format): Declare.
5180 (all_fp16_formats): Define.
5181 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
5183 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
5185 (arm_legitimate_index_p): Treat HFmode like HImode.
5186 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
5187 (coproc_secondary_reload_class): Special-case HFmode.
5188 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
5189 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
5190 (arm_init_fp16_builtins): New.
5191 (arm_init_builtins): Call it.
5192 (arm_invalid_parameter_type): New.
5193 (arm_invalid_return_type): New.
5194 (arm_promoted_type): New.
5195 (arm_convert_to_type).
5196 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
5198 (arm_emit_fp16_const): New function.
5199 (arm_mangle_type): Mangle __fp16 as "Dh".
5200 * config/arm/arm.h (TARGET_VFPD32): Make it know about
5202 (TARGET_NEON_FP16): New.
5203 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
5204 (enum fputype): Add FPUTYPE_NEON_FP16.
5205 (enum arm_fp16_format_type): Declare.
5206 (arm_fp16_format): Declare.
5207 (LARGEST_EXPONENT_IS_NORMAL): Define.
5208 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
5209 * config/arm/arm-modes.def (HFmode): Define.
5210 * config/arm/vfp.md: (*movhf_vfp): New.
5213 * config/arm/arm.md: (fpu): Add neon_fp16.
5214 (floatsihf2, floatdihf2): New.
5215 (fix_trunchfsi2, fix_trunchfdi2): New.
5219 (*arm32_movhf): New.
5220 (*thumb1_movhf): New.
5221 (consttable_2): Add check for HFmode constants.
5222 (consttable_4): Handle HFmode constants.
5224 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
5226 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
5228 2009-06-17 Olivier Hainque <hainque@adacore.com>
5230 * collect2.c (main): Use CONST_CAST2 to perform char ** to
5231 const char ** conversion in AIX specific section.
5233 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
5235 * config/i386/i386.c (ix86_special_builtin_type): Remove
5236 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
5237 (bdesc_special_args): Updated.
5238 (ix86_init_mmx_sse_builtins): Likewise.
5239 (ix86_expand_special_args_builtin): Likewise.
5241 2009-06-17 Richard Henderson <rth@redhat.com>
5243 * tree-pretty-print.c (maybe_dump_asm_name): New.
5244 (dump_decl_name): Use it.
5245 (PRINT_FUNCTION_NAME): Merge into...
5246 (dump_function_name): ... here. Use maybe_dump_asm_name.
5248 2009-06-17 Cary Coutant <ccoutant@google.com>
5250 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
5252 * debug.c (struct gcc_debug_hooks): Change placeholder for
5254 (debug_nothing_int_charstar_int): Replaced by...
5255 (debug_nothing_int_charstar_int_bool): ...this.
5256 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
5257 source_line prototype.
5258 (debug_nothing_int_charstar_int): Replaced by...
5259 (debug_nothing_int_charstar_int_bool): ...this.
5260 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
5261 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
5262 Output is_stmt operand when necessary.
5263 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
5264 (notice_source_line): Add is_stmt parameter.
5265 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
5266 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
5268 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
5269 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
5271 2009-06-17 Ian Lance Taylor <iant@google.com>
5273 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
5275 (struct store_by_pieces_d): Rename from store_by_pieces. Change
5278 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
5280 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
5281 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
5282 tree_strip_sign_nop_conversions and
5283 tree_ssa_strip_useless_type_conversions rather than stripping
5284 the operations here.
5285 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
5287 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
5288 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
5289 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
5290 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
5293 2009-06-17 Michael Eager <eager@eagercon.com>
5295 * config/rs6000/constraints.md (register_constraint "d"): New.
5296 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
5297 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
5298 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
5299 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
5300 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
5301 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
5302 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
5303 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
5304 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
5305 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
5307 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
5308 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
5309 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
5310 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
5311 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
5312 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
5313 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
5314 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
5315 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
5316 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
5317 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
5318 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
5319 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
5320 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
5322 2009-06-16 Ian Lance Taylor <iant@google.com>
5324 * profile.c (total_num_never_executed): Don't define.
5325 (compute_branch_probabilities): Don't count or print
5327 (init_branch_prob): Don't set total_num_never_executed.
5328 (end_branch_prob): Don't print total_num_never_executed.
5330 2009-06-17 David Daney <ddaney@caviumnetworks.com>
5332 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
5334 2009-06-17 David Edelsohn <edelsohn@gnu.org>
5336 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
5337 (nabstd2_fpr): Same.
5339 2009-06-17 Steve Ellcey <sje@cup.hp.com>
5341 * expr.c (expand_assignment): Change complex type check.
5343 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
5345 * doc/plugins.texi (Building GCC plugins): Added new section.
5347 2009-06-17 Ian Lance Taylor <iant@google.com>
5349 * c-pch.c (get_ident): Don't set size of templ array.
5350 (pch_init): Don't set size of partial_pch array.
5352 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
5353 string constant to intialize an array whose size is the length of
5356 2009-06-17 Richard Guenther <rguenther@suse.de>
5358 PR tree-optimization/40389
5359 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
5360 to addressable types.
5361 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
5363 2009-06-17 Richard Guenther <rguenther@suse.de>
5366 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
5367 if there is no evolution of left in the loop bail out.
5368 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
5369 chrec_fold_multiply.
5371 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
5372 Janis Johnson <janis187@us.ibm.com>
5375 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
5376 for the symbol ref of a constant that is the source of a move
5377 - nor for any other not-obvious-label-ref constants.
5379 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
5381 * plugin.c (position_pass): Skip newly inserted pass during list
5382 traversal to avoid repeated insertion.
5384 2009-06-16 Ian Lance Taylor <iant@google.com>
5386 * vec.h (VEC_stack_alloc): Define different version if
5387 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
5388 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
5389 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
5390 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5392 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
5394 * config.gcc (extra_headers): Add ia32intrin.h for x86.
5396 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
5397 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
5398 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
5399 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
5400 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
5401 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5402 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5403 (bdesc_special_args): Add __builtin_ia32_rdtsc and
5404 __builtin_ia32_rdtscp.
5405 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
5406 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
5407 and __builtin_ia32_rorhi.
5408 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
5409 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5410 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5411 (ix86_expand_args_builtin): Likewise.
5412 (ix86_expand_special_args_builtin): Likewise.
5414 * config/i386/i386.md (UNSPECV_RDTSCP): New.
5415 (UNSPECV_RDTSC): Likewise.
5416 (UNSPECV_RDPMC): Likewise.
5417 (*bsr): Renamed to ...
5419 (*bsr_rex64): Renamed to ...
5423 (*rdpmc_rex64): Likewise.
5426 (*rdtsc_rex64): Likewise.
5428 (*rdtscp): Likewise.
5429 (*rdtscp_rex64): Likewise.
5431 * config/i386/ia32intrin.h: New.
5433 * config/i386/x86intrin.h: Include <ia32intrin.h>.
5435 2009-06-16 Ian Lance Taylor <iant@google.com>
5437 * ira-build.c (copy_info_to_removed_store_destinations):
5438 Initialize parent_a.
5440 2009-06-16 Ian Lance Taylor <iant@google.com>
5442 * c-decl.c (grokdeclarator): Change size_varies to bool.
5444 2009-06-16 Ian Lance Taylor <iant@google.com>
5446 * sel-sched.c: Make forward declarations of move_op_hooks and
5447 fur_hooks explicitly extern.
5449 2009-06-16 Ian Lance Taylor <iant@google.com>
5451 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
5452 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
5454 2009-06-16 Ian Lance Taylor <iant@google.com>
5456 * resource.c (mark_referenced_resources): Change
5457 include_delayed_effects parameter to bool. Change all callers.
5458 (mark_end_of_function_resources): Likewise.
5459 * reorg.c (insn_references_resource_p): Likewise.
5460 (insn_sets_resource_p): Likewise.
5461 * resource.h (mark_referenced_resources): Update declaration.
5462 (mark_end_of_function_resources): Update declaration.
5464 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5466 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
5468 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5470 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
5471 GCC can bootstrap on AIX with GNU Binutils 2.20.
5473 2009-06-16 Ian Lance Taylor <iant@google.com>
5475 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
5477 2009-06-16 Ian Lance Taylor <iant@google.com>
5479 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
5480 inline, not extern inline.
5481 (exact_log2): Likewise.
5482 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
5484 (exact_log2): Likewise, but don't test CTZ_HWI.
5486 2009-06-16 Ian Lance Taylor <iant@google.com>
5488 * bitmap.c (bitmap_clear): Don't declare as inline.
5489 * gimple.c (gimplify_assign): Likewise.
5490 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
5491 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
5492 (sched_scan_info): Remove duplicate definition.
5494 2009-06-16 Ian Lance Taylor <iant@google.com>
5496 * c-common.c (skip_evaluation): Don't define.
5497 (c_inhibit_evaluation_warnings): Define global variable.
5498 (overflow_warning): Check c_inhibit_evaluation_warnings rather
5499 than skip_evaluation.
5500 (convert_and_check, warn_for_div_by_zero): Likewise.
5501 * c-common.h (skip_evaluation): Don't declare.
5502 (c_inhibit_evaluation_warnings): Declare.
5503 * c-parser.c (c_parser_typeof_specifier): Set
5504 c_inhibit_evaluation_warnings rather than skip_evaluation.
5505 (c_parser_conditional_expression): Likewise.
5506 (c_parser_binary_expression): Likewise.
5507 (c_parser_sizeof_expression): Likewise.
5508 (c_parser_alignof_expression): Likewise.
5509 * c-typeck.c (build_indirect_ref): Check
5510 c_inhibit_evaluation_warnings rather than skip_evaluation.
5511 (build_conditional_expr, build_binary_op): Likewise.
5513 2009-06-16 Richard Guenther <rguenther@suse.de>
5515 * tree-ssa-alias.c (is_escape_site): Remove.
5516 * tree-ssa-alias.h (enum escape_type): Remove.
5517 (is_escape_site): Likewise.
5518 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
5519 via casts and asms without deferring to is_escape_site.
5521 2009-06-16 Jakub Jelinek <jakub@redhat.com>
5524 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
5525 use gen_lowpart if op0 has complex mode.
5527 2009-06-16 Richard Guenther <rguenther@suse.de>
5529 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
5530 variables add them to ESCAPED.
5531 (find_func_aliases): Do not make all indirectly stored values escaped.
5533 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
5535 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
5538 2009-06-16 Martin Jambor <mjambor@suse.cz>
5540 PR tree-optimization/40432
5541 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
5542 check whether we need to force gimple register operand.
5544 2009-06-16 Martin Jambor <mjambor@suse.cz>
5546 PR tree-optimization/40413
5547 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
5548 build_ref_for_offset.
5549 (propagate_subacesses_accross_link): Fix a typo in a comment.
5551 2009-06-16 Ira Rosen <irar@il.ibm.com>
5553 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
5554 with additional parameter.
5555 * tree-vectorizer.h (enum vect_def_type): Add new value
5557 (enum vect_relevant): Add comments.
5558 (vect_is_simple_reduction): Add new argument.
5559 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
5560 Detect nested cycles.
5561 (vect_is_simple_reduction): Update documentation, add an argument to
5562 distinguish inner-loop reduction from nested cycle, detect nested
5563 cycles, fix printings and indentation, don't swap operands in case
5565 (get_initial_def_for_reduction): Handle subtraction.
5566 (vect_create_epilog_for_reduction): Add new argument to specify
5568 (vect_finalize_reduction): Handle subtraction, fix comments.
5569 (vectorizable_reduction): Handle nested cycles. In case of nested
5570 cycle keep track of the reduction variable position. Call
5571 vect_is_simple_reduction with additional parameter. Use original
5572 statement code in reduction epilogue for nested cycle. Call
5573 vect_create_epilog_for_reduction with additional parameter.
5574 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
5575 inner-loop vectorization.
5576 (vect_recog_widen_sum_pattern): Likewise.
5577 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
5579 (vect_mark_stmts_to_be_vectorized): Likewise.
5580 (vect_get_vec_def_for_operand): Handle nested cycles.
5582 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5584 * doc/invoke.texi (Debugging Options): Fix option index entries
5585 for -fdump-statistics, -frandom-seed add entries for
5586 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
5587 (FRV Options): Fix entries for -mTLS, -mtls.
5588 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
5589 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
5590 (M68hc1x Options): Fix @itemx for -mnominmax.
5591 (MCore Options): Fix entry for -mno-lsim.
5592 (MMIX Options): Fix entry for -mabi=mmixware.
5593 (PDP-11 Options): Fix entry for -mbcopy-builtin.
5595 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
5597 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
5598 Mention the plugin mode of gengtype.
5599 * doc/gty.texi (Source Files Containing Type Information): Likewise.
5600 * gengtype.c: Updated copyright.
5601 (plugin_files, nb_plugin_files) Added new static variables.
5602 (measure_input_list) Care about plugin_files.
5603 (write_rtx_next): Added early return in plugin mode.
5604 (create_file): Updated copyright year in generated file. Added
5606 (oprintf): Added early return if NULL outf.
5607 (get_output_file_with_visibility): Care of plugin_files.
5608 (get_output_file_name): May return null.
5609 (write_local): Added early return.
5610 (put_mangled_filename): Ditto.
5611 (finish_root_table): Added check for base_files.
5612 (write_roots): Care about null when plugins.
5613 (main): Added plugin mode.
5615 2009-06-15 Ian Lance Taylor <iant@google.com>
5617 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
5618 * gcov.c (read_count_file): Add braces around variables declared
5621 * c.opt (Wjump-misses-init): New warning.
5622 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
5623 -Wall and -Wc++-compat if not already set.
5624 (c_common_post_options): Clear warn_jump_misses_init if it was not
5626 * c-decl.c (struct c_binding): Change type field to a union with
5627 new label field. Make it the first field in the struct. Update
5628 references to type to use u.type instead.
5629 (struct c_spot_bindings): Define.
5630 (struct c_goto_bindings): Define.
5631 (c_goto_bindings_p): Define, along with VECs.
5632 (struct c_label_vars): Define.
5633 (struct c_scope): Add has_label_bindings field.
5634 (bind_label, set_spot_bindings): New static functions.
5635 (decl_jump_unsafe, update_spot_bindings): New static functions.
5636 (update_label_decls): New static function.
5637 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
5638 Update binding u.label field to shadowed field.
5639 (c_binding_start_stmt_expr): New function.
5640 (c_binding_end_stmt_expr): New function.
5641 (pushdecl): Don't call c_begin_vm_scope.
5642 (make_label): Add defining and p_label_vars parameters. Change
5644 (lookup_label): Correct test for whether a label has not yet been
5645 defined. Call bind_label rather than bind.
5646 (warn_about_goto): New static function.
5647 (lookup_label_for_goto): New function.
5648 (declare_label): Call bind_label rather than bind.
5649 (check_earlier_gotos): New static function.
5650 (define_label): Don't give errors about jumping into statement
5651 expressions or scopes of variably modified types. Call
5652 set_spot_bindings and check_earlier_gotos. Call bind_label
5653 instead of bind. Don't set label_context_stack_se or
5654 label_context_stack_vm.
5655 (c_get_switch_bindings): New function.
5656 (c_release_switch_bindings): New function.
5657 (c_check_switch_jump_warnings): New function.
5658 (start_function): Don't set label_context_stack_se or
5659 label_context_stack_vm.
5660 (finish_function): Likewise.
5661 * c-typeck.c (label_context_stack_se): Don't define.
5662 (label_context_stack_vm): Don't define.
5663 (c_finish_goto_label): Call lookup_label_for_goto rather than
5664 lookup_label. Don't give errors about jumping into a statement
5665 expression or the scope of a variably modified type. Don't set
5666 label_context_stack_se or label_context_stack_vm.
5667 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
5668 fields. Add bindings field.
5669 (c_start_case): Don't set deleted fields. Set bindings field.
5670 (do_case): Rework order of tests. Don't check blocked_stmt_expr
5671 or blocked_vm. Call c_check_switch_jump_warnings.
5672 (c_finish_case): Don't test blocked_stmt_expr field. Call
5673 c_release_switch_bindings.
5674 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
5675 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5676 set label_context_stack_se. Call c_bindings_start_stmt_expr.
5677 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
5678 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5679 set label_context_stack_se. Call c_bindings_end_stmt_expr.
5680 (c_begin_vm_scope, c_end_vm_scope): Don't define.
5681 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
5682 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
5683 (C_DECL_UNJUMPABLE_VM): Don't define.
5684 (C_DECL_UNDEFINABLE_VM): Don't define.
5685 (struct c_label_list): Don't define.
5686 (struct c_label_context_se): Don't define.
5687 (struct c_label_context_vm): Don't define.
5688 (struct c_spot_bindings): Declare.
5689 (c_bindings_start_stmt_expr): Declare.
5690 (c_bindings_end_stmt_expr): Declare.
5691 (lookup_label_for_goto): Declare.
5692 (c_get_switch_bindings, c_release_switch_bindings): Declare.
5693 (c_check_switch_jump_warnings): Declare.
5694 (label_context_stack_se, label_context_stack_vm): Don't declare.
5695 (c_finish_goto_label): Update declaration.
5696 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
5697 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
5698 (Warning Options): Document -Wjump-misses-init.
5700 2009-06-15 Jakub Jelinek <jakub@redhat.com>
5702 * tree-object-size.c (addr_object_size): Fix a pasto in the last
5705 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
5707 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
5709 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
5711 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
5713 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
5715 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
5717 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
5719 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
5720 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
5721 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
5722 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
5723 * dwarf2asm.c (dw2_force_const_mem): Update call to
5725 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
5726 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
5727 * langhooks.c (lhd_comdat_group): Remove.
5728 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
5729 * tree.h (DECL_COMDAT_GROUP): New.
5730 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
5731 (tree_decl_with_vis): Add comdat_group. Remove one_only.
5732 (make_decl_one_only): Change signature.
5733 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
5735 (make_decl_one_only): Change signature.
5736 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
5738 2009-06-15 Richard Guenther <rguenther@suse.de>
5741 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
5743 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5745 * tree-ssa-math-opts.c: Remove extra divide.
5747 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5749 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
5751 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5753 * passes.c: Add bswap pass.
5754 * tree-pass.h: Add pass_optimize_bswap declaration.
5755 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
5756 Include rtl.h, expr.h and optabs.h for optab_handler check.
5757 (struct symbolic_number, pass_optimize_bswap): New definition.
5758 (do_shift_rotate, verify_symbolic_number_p): New functions.
5759 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
5760 (gate_optimize_bswap): New function.
5761 * tree.c (widest_int_cst_value): New function.
5762 * tree.h (widest_int_cst_value): Prototype added.
5764 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
5766 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
5767 REG_EQUAL/REG_EQUIV notes.
5769 2009-06-14 Richard Guenther <rguenther@suse.de>
5772 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
5773 has its address taken if NRV was applied and it is addressable.
5774 * tree-ssa-structalias.c (get_constraint_for_address_of): New
5775 function split out from ...
5776 (get_constraint_for_1): ... here.
5777 (handle_rhs_call): Use it to mark the return slot escaped if
5778 it is addressable and NRV was applied.
5780 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
5782 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
5783 Change first argument type to location_t.
5784 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
5785 Do not set input_location.
5786 Use loc instead of input_location throughout.
5788 2009-06-13 Richard Guenther <rguenther@suse.de>
5790 PR tree-optimization/40421
5791 * tree-predcom.c (should_unroll_loop_p): Remove.
5792 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
5794 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
5796 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5797 Add location argument.
5799 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
5801 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
5803 * config/s390/s390.c (s390_build_builtin_va_list): Same.
5804 (s390_gimplify_va_arg): Pass location to create_artificial_label.
5805 * config/spu/spu-protos.h: Add location to
5806 spu_resolve_overloaded_builtin.
5807 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
5808 spu_build_builtin_va_list.
5809 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
5810 argument. Pass location to build_function_call_vec.
5811 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
5813 (emit_fpu_switch): Same.
5814 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
5815 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
5816 to build_decl and create_artificial_label.
5817 (xtensa_gimplify_va_arg_expr): Same.
5818 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
5819 (xstormy16_gimplify_va_arg_expr): Same.
5820 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
5821 * config/arm/arm.c (arm_build_builtin_va_list): Same.
5822 * config/mips/mips.c (mips_build_builtin_va_list): Same.
5823 (mips16_build_function_stub): Same.
5824 (mips16_build_call_stub): Same.
5826 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
5829 * arm/constraints.md (Pa, Pb): New constraints.
5830 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
5831 split pattern to deal with them.
5833 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
5835 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
5836 fix index entry for -Xpreprocessor.
5838 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
5840 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5841 Add location argument to build_decl call.
5842 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
5843 (rs6000_init_builtins): Same.
5844 (spe_init_builtins): Same.
5845 (rs6000_gimplify_va_arg): Add location argument to
5846 create_artificial_label call.
5848 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
5850 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
5851 * combine-stack-adj.c (pass_stack_adjustments): Use it.
5852 * Makefile.in: Fix GGC dependency for gcse.o.
5854 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
5856 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
5857 * gimple-pretty-print.c (dump_gimple_stmt): Same.
5858 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
5860 * c-parser.c (c_parser_binary_expression): Use current column while
5861 building binary operations.
5862 * common.opt (fshow-column): Enable by default.
5863 * tree-vrp.c (check_array_ref): Use warning_at.
5864 (check_array_bounds): Use location from call back if expr has no
5866 * tree.h: Add location argument to maybe_fold_*.
5867 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
5868 (maybe_fold_offset_to_array_ref): Add location argument and use it.
5869 (maybe_fold_offset_to_component_ref): Same.
5870 (maybe_fold_offset_to_reference): Same.
5871 (maybe_fold_offset_to_address): Same.
5872 (maybe_fold_stmt_indirect): Same.
5873 (maybe_fold_stmt_addition): Same.
5874 (fold_stmt_r): Pass location to maybe_fold_*.
5875 (fold_gimple_assign): Same.
5876 * c-tree.h: Add location argument to finish_decl,
5877 default_function_array_conversion, store_init_value.
5878 * c-decl.c (define_label): Use error_at.
5879 (c_make_fname_decl): Pass location to finish_decl.
5880 (finish_decl): New location argument.
5881 (build_compound_literal): Pass location to store_init_value.
5882 (grokdeclarator): Pass location to finish_decl.
5884 * c-typeck.c (array_to_pointer_conversion): New location argument.
5885 (function_to_pointer_conversion): Same.
5886 (default_function_array_conversion): Same.
5887 (parser_build_unary_op): Pass location to overflow_warning.
5888 (parser_build_binary_op): Same. Use warning_at.
5889 (build_unary_op): Pass location to array_to_pointer_conversion.
5890 (build_c_cast): Pass location to digest_init.
5891 (build_modify_expr): New location argument.
5892 (convert_for_assignment): Same.
5893 (store_init_value): Same.
5894 (digest_init): Same.
5895 (output_init_element): Pass location to digest_init and
5896 array_to_pointer_conversion.
5897 (c_finish_return): Pass location to convert_for_assignment.
5898 * gimplify.c (gimplify_conversion): Pass location to
5899 maybe_fold_offset_to_address.
5900 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
5901 to maybe_fold_stmt_addition.
5902 * c-omp.c (c_finish_omp_atomic): Pass new location to
5904 (c_finish_omp_for): Same.
5905 * c-common.c (overflow_warning): New argument.
5906 * c-common.h: New argument to build_modify_expr, overflow_warning.
5907 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
5909 (c_parser_initializer): Pass location to
5910 default_function_array_conversion.
5911 (c_parser_initelt): Same.
5912 (c_parser_initval): Same.
5913 (c_parser_asm_operands): Same.
5914 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
5915 (c_parser_conditional_expression): Same.
5916 (c_parser_binary_expression): Add location info to stack. Use it.
5917 (c_parser_unary_expression): Pass location to
5918 default_function_array_conversion, parser_build_unary_op,
5919 build_indirect_ref, c_parser_postfix_expression_after_primary.
5920 (c_parser_postfix_expression_after_primary): New location argument.
5922 (c_parser_expression_conv): Pass location to
5923 default_function_array_conversion.
5924 (c_parser_expr_list): Same.
5925 (c_parser_omp_atomic): Same.
5926 (c_parser_omp_for_loop): Same.
5927 * c-tree.h: (struct c_declarator): Add comment to id_loc.
5928 (build_array_declarator): New argument.
5929 * c-decl.c (build_array_declarator): Add location argument.
5930 (grokdeclarator): Set id_loc for cdk_array.
5931 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
5932 build_array_declarator.
5933 * tree.c (build_omp_clause): Add location argument.
5934 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
5935 (OMP_CLAUSE_LOCATION): New macro.
5936 (struct tree_omp_clause): Add location field.
5937 (build_omp_clause): Add argument.
5938 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
5939 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
5941 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
5942 (cp_parser_omp_clause_collapse): Same.
5943 (cp_parser_omp_clause_default): Same.
5944 (cp_parser_omp_clause_if): Same.
5945 (cp_parser_omp_clause_nowait): Same.
5946 (cp_parser_omp_clause_num_threads): Same.
5947 (cp_parser_omp_clause_ordered): Same.
5948 (cp_parser_omp_clause_schedule): Same.
5949 (cp_parser_omp_clause_untied): Same.
5950 (cp_parser_omp_for_loop): Same.
5951 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
5952 * c-tree.h (c_start_case): Add location argument.
5953 (c_process_expr_stmt): Same.
5954 (c_finish_goto_*): Same.
5955 * tree-parloops.c (initialize_reductions): Pass location to
5957 (create_parallel_loop): Same.
5958 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
5959 (gfc_trans_omp_reduction_list): Same.
5960 (gfc_trans_omp_clauses): Same.
5961 (gfc_trans_omp_do): Same.
5962 * c-typeck.c (c_finish_goto_label): Same.
5963 (c_finish_goto_ptr): New location argument.
5964 (c_start_case): Same.
5965 (emit_side_effect_warnings): Same.
5966 (c_process_expr_stmt): Same.
5967 (c_finish_stmt_expr): Same.
5968 (c_finish_omp_clauses): Use error_at instead of error.
5969 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
5971 * c-omp.c (c_split_parallel_clauses): New location argument.
5972 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
5973 to build_omp_clause.
5974 (convert_local_reference_stmt): Same.
5975 (convert_gimple_call): Same.
5976 * c-common.h (c_split_parallel_clauses): New argument.
5977 * c-parser.c (c_parser_statement_after_labels): Pass location to
5978 c_finish_goto_label.
5979 (c_parser_switch_statement): Pass location to c_start_case.
5980 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
5981 and c_process_expr_stmt.
5982 (c_parser_omp_variable_list): Add location argument.
5983 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
5984 (c_parser_omp_clause_default): Same.
5985 (c_parser_omp_clause_if): Same.
5986 (c_parser_omp_clause_num_threads): Same.
5987 (-c_parser_omp_clause_ordered): Same.
5988 (c_parser_omp_clause_reduction): Pass location to
5989 c_parser_omp_variable_list.
5990 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
5991 (c_parser_omp_clause_untied): Same.
5992 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
5993 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
5995 * c-tree.h (check_for_loop_decls, undeclared_variable,
5996 build_component_ref, build_array_ref, build_external_ref,
5997 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
5998 build_conditional_expr, build_compound_expr, c_cast_expr,
5999 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
6000 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
6002 * c-semantics.c (build_stmt): Same.
6003 (build_case_label): Same.
6004 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
6005 (undeclared_variable): New argument.
6007 (lookup_label): Pass location on down.
6008 (define_label): Same.
6009 (finish_decl): Same.
6010 (build_compound_literal): Same.
6011 (finish_struct): Same.
6012 (finish_function): Do not set location here.
6013 (check_for_loop_decls): New argument.
6014 * tree.c (save_expr): Set location.
6015 (build_empty_stmt): New argument.
6016 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
6017 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
6018 * builtins.c (gimplify_va_arg_expr): Use locations.
6019 (expand_builtin_sync_operation): Same.
6020 * c-typeck.c (build_component_ref): New argument.
6021 (build_array_ref): Same.
6022 (build_external_ref): Same.
6023 (c_expr_sizeof_expr): Same.
6024 (c_expr_sizeof_type): Same.
6025 (parser_build_unary_op): Same.
6026 (build_conditional_expr): Same.
6027 (build_compound_expr): Pass location on down.
6028 (build_compound_expr): New argument.
6029 (build_c_cast): Same.
6030 (c_cast_expr): Same.
6031 (build_asm_expr): Same.
6032 (c_finish_return): Same.
6033 (c_process_expr_stmt): Pass location on down.
6034 (c_finish_stmt_expr): New argument.
6035 (push_clenaup): Same.
6036 (c_finish_omp_parallel): Same.
6037 (c_finish_omp_task): Same.
6038 * gimplify.c (gimplify_call_expr): Pass location on down.
6039 * c-omp.c (c_finish_omp_master): New argument.
6040 (c_finish_omp_critical): Same.
6041 (c_finish_omp_ordered): Same.
6042 (c_finish_omp_barrier): Same.
6043 (-c_finish_omp_taskwait): Same.
6044 (c_finish_omp_atomic): Same.
6045 (c_finish_omp_flush): Same.
6046 * tree-inline.c (copy_tree_body_r): Pass location on down.
6047 (inline_forbidden_p): Remove use of input_location.
6048 * c-gimplify.c (c_build_bind_expr): New argument.
6049 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
6050 (c_sizeof_or_alignof_type): New argument.
6051 (c_alignof_expr): Same.
6052 (build_va_arg): Same.
6053 (c_add_case_label): Same.
6054 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
6055 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
6056 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
6057 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
6058 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
6059 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
6061 * stub-objc.c (objc_build_selector_expr): Same.
6062 (objc_build_throw_stmt): Same.
6063 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
6064 (c_parser_initelt): Same.
6065 (c_parser_compound_statement): Same.
6066 (c_parser_compound_statement_nostart): Same.
6067 (c_parser_label): Same.
6068 (c_parser_statement_after_labels): Same.
6069 (c_parser_if_body): Same.
6070 (c_parser_else_body): Same.
6071 (c_parser_if_statement): Same.
6072 (c_parser_switch_statement): Same.
6073 (c_parser_while_statement): Same.
6074 (c_parser_do_statement): Same.
6075 (c_parser_for_statement): Same.
6076 (c_parser_asm_statement): Same.
6077 (c_parser_conditional_expression): Same.
6078 (c_parser_binary_expression): Same.
6079 (c_parser_cast_expression): Same.
6080 (c_parser_unary_expression): Same.
6081 (c_parser_sizeof_expression): Same.
6082 (c_parser_alignof_expression): Same.
6083 (c_parser_postfix_expression): Same.
6084 (c_parser_expression): Same.
6085 (c_parser_objc_receiver): Same.
6086 (c_parser_omp_variable_list): Same.
6087 (c_parser_omp_structured_block): Same.
6088 (c_parser_omp_atomic): New argument.
6089 (c_parser_omp_barrier): Same.
6090 (c_parser_omp_critical): Same.
6091 (c_parser_omp_flush): Pass location on down.
6092 (c_parser_omp_for_loop): New argument.
6093 (c_parser_omp_for): Same.
6094 (c_parser_omp_master): Same.
6095 (c_parser_omp_ordered): Same.
6096 (c_parser_omp_sections_scope): Same.
6097 (c_parser_omp_sections): Same.
6098 (c_parser_omp_parallel): Same.
6099 (c_parser_omp_single): Same.
6100 (c_parser_omp_task): Same.
6101 (c_parser_omp_taskwait): Pass location on down.
6102 (c_parser_omp_construct): Same.
6103 (c_parser_omp_threadprivate): Same.
6104 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
6105 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
6106 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
6107 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
6108 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
6109 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
6110 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
6111 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
6112 config/i386/i386.c, stmt.c:
6113 Add location argument to the following function definitions and/or
6114 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
6115 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
6116 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
6117 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
6118 do_case, c_finish_bc_stmt, build_compound_literal,
6119 build_function_call.
6120 * c-decl.c (build_compound_literal): Add location argument.
6121 Make all diagnostic calls use location.
6122 (start_struct): Same.
6123 (finish_struct): Same.
6125 (build_enumerator): Same.
6126 (start_function): Same.
6127 (grokdeclarator): Make all diagnostic calls use location.
6128 (store_parm_decls_oldstyle): Same.
6129 * c-typeck.c (build_function_call): Add location argument.
6130 Make all diagnostic calls use location.
6132 (c_finish_bc_stmt): Same.
6133 * tree-nested.c (get_trampoline_type): Add argument.
6134 Pass location to build_decl.
6135 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
6136 * rtl.h (RTL_LOCATION): New.
6137 * c-common.c (c_add_case_label): Add location argument.
6138 Make all diagnostic calls use location.
6139 * c-common.h: Add location argument to make_fname_decl, do_case,
6140 c_add_case_label, build_function_call, resolve_overloaded_builtin.
6141 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
6142 Set it appropriately for every case. Pass enum_loc to start_enum
6143 call. Pass value_loc first to build_enumerator. Pass enum_loc to
6145 (c_parser_struct_or_union_specifier): Save location. Use it for
6146 start_struct, finish_struct, and parser_xref_tag.
6148 2009-06-12 Ian Lance Taylor <iant@google.com>
6150 * fold-const.c (fold_unary): Rename local variable and to and_expr.
6152 * c-opts.c (c_common_handle_option): For -Wc++-compat set
6153 cpp_opts->warn_cxx_operator_names.
6155 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
6158 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
6159 is returns NULL and OP is a VCE, look through the VCE.
6161 2009-06-12 Ian Lance Taylor <iant@google.com>
6164 * collect2.c (main): Use CONST_CAST2 in code inside #if
6165 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
6167 2009-06-12 Joey Ye <joey.ye@intel.com>
6170 * cfgexpand.c (get_decl_align_unit): Update
6171 max_used_stack_slot_alignment with align instead of
6172 stack_alignment_needed.
6174 * function.c (assign_stack_local_1): Update
6175 max_used_stack_slot_alignment with alignment_in_bits instead
6176 of stack_alignment_needed.
6177 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
6180 2009-06-12 Jakub Jelinek <jakub@redhat.com>
6182 * dwarf2out.c (last_var_location_insn): New variable.
6183 (dwarf2out_end_epilogue): Clear last_var_location_insn.
6184 (dwarf2out_var_location): Don't record anything after last real
6185 insn. Only change labels if there were any real instructions
6186 in between last note and this one, or if changed sections.
6188 2009-06-11 Richard Henderson <rth@redhat.com>
6190 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
6191 note when storing the frame pointer in a register.
6192 (FRP): Don't redefine to nothing for epilogue.
6193 (alpha_expand_epilogue): Mark register and sp restores.
6194 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
6196 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
6197 when gen_lowpart is needed.
6199 2009-06-11 Richard Henderson <rth@redhat.com>
6201 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
6203 * dwarf2out.c (need_data_align_sf_opcode): New.
6204 (div_data_align): Move earlier.
6205 (def_cfa_1, reg_save): Use it.
6207 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
6209 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
6210 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
6211 (ix86_handle_option): Handle OPT_mcrc32.
6212 (ix86_target_string): Add -mcrc32.
6213 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
6215 * config/i386/i386.h (TARGET_CRC32): New.
6217 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
6218 (sse4_2_crc32di): Likewise.
6220 * config/i386/i386.opt (mcrc32): New.
6222 * doc/invoke.texi: Document -mcrc32.
6224 2009-06-11 Richard Henderson <rth@redhat.com>
6226 * common.opt (gdwarf-): Accept a version number.
6227 * doc/invoke.texi (gdwarf-): Update docs.
6228 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
6229 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
6230 version level, and record it.
6232 * dwarf2.h (DW_CIE_VERSION): Remove.
6233 * dwarf2out.c (DWARF_VERSION): Remove.
6234 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
6235 (output_call_frame_info): Use CIE version 3 for dwarf3,
6236 or if the return register column is out of range for version 1.
6237 (dwarf_stack_op_name): Add all dwarf3 values.
6238 (DEBUG_PUBTYPES_SECTION): New.
6239 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
6240 encoding change for dwarf3.
6241 (output_die) [dw_val_class_die_ref]: Likewise.
6242 (output_compilation_unit_header): Emit correct version for dwarf3.
6243 (output_line_info): Likewise.
6244 (output_pubnames): Update for DWARF_VERSION removal.
6245 (output_aranges): Likewise.
6246 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
6247 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
6248 (dwarf2out_finish): Likewise.
6250 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6252 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
6255 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6258 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
6259 * builtins.c (expand_builtin_unreachable): New function.
6260 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
6261 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
6262 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
6264 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
6265 searching for missing barriers.
6267 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6269 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
6270 when -fprofile-generate* was passed.
6271 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
6273 2009-06-11 Anthony Green <green@moxielogic.com>
6275 * config/moxie/moxie.md: Define length attribute for all instructions.
6277 (*b<cond:code>): Support limited branch ranges for new PC-relative
6278 branch instructions.
6279 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
6281 2009-06-11 Jakub Jelinek <jakub@redhat.com>
6283 * config/i386/i386.c (min_insn_size): Use get_attr_length
6284 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
6287 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
6288 instead of emit_insn_before.
6290 2009-06-10 Ian Lance Taylor <iant@google.com>
6293 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
6296 2009-06-10 Revital Eres <eres@il.ibm.com>
6298 * passes.c (init_optimization_passes): Reschedule
6299 predictive-commoning pass before complete unroll pass.
6301 2009-06-10 Martin Jambor <mjambor@suse.cz>
6303 * cgraph.c (cgraph_node_can_be_local_p): New function.
6304 (cgraph_make_node_local): New function.
6305 * cgraph.h (cgraph_node_can_be_local_p): Declare.
6306 (cgraph_make_node_local): Declare.
6308 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
6310 * tree.h (tree_base): Add packed_flag and user_align fields.
6311 Decrease size of spare field.
6312 (TYPE_USER_ALIGN): Use user_align from tree_base.
6313 (DECL_USER_ALIGN): Likewise.
6314 (TYPE_PACKED): Use packed_flag from tree_base.
6315 (DECL_PACKED): Likewise.
6316 (tree_type): Delete packed_flag and user_align fields. Widen
6317 precision field. Widen mode field and shuffle fields to align
6318 mode on an 8-bit boundary.
6319 (tree_decl_common): Delete decl_flag_1 and user_align fields.
6320 Renumber decl_flag_* fields. Fix comments. Widen
6321 decl_common_unused field.
6322 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
6323 (DECL_EXTERNAL): Likewise.
6324 (DECL_BIT_FIELD): Likewise.
6325 (DECL_NONADDRESSABLE_P): Likewise.
6326 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
6327 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
6329 2009-06-10 Ian Lance Taylor <iant@google.com>
6331 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
6332 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
6333 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
6334 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
6335 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
6336 DEF_VEC_ALLOC_FUNC_P.
6337 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
6338 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
6339 DEF_VEC_ALLOC_FUNC_O.
6340 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
6341 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
6342 DEF_VEC_ALLOC_FUNC_I.
6343 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
6344 (vec_stack_p_reserve_exact_1): Declare.
6345 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
6346 (vec_stack_free): Declare.
6347 (VEC_stack_alloc): Define.
6348 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
6349 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
6350 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
6351 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
6353 (stack_vecs): New static variable.
6354 (vec_stack_p_reserve_exact_1): New function.
6355 (vec_stack_o_reserve_1): New static function.
6356 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
6357 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
6358 (vec_stack_free): New function.
6359 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
6360 (VEC_df_ref_stack_alloc): Define.
6361 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
6362 DEF_VEC_ALLOC_P_STACK.
6363 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
6364 (struct df_collection_rec): Change _vec fields to VEC. Remove
6366 (df_free_collection_rec): Adjust for new fields.
6367 (df_insn_rescan): Use new df_collection_rec fields.
6368 (df_notes_rescan, df_canonize_collection_rec): Likewise.
6369 (df_ref_create_structure, df_ref_record): Likewise.
6370 (df_get_conditional_uses, df_get_call_refs): Likewise.
6371 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
6372 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
6373 (df_record_exit_block_uses, df_bb_verify): Likewise.
6374 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
6375 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
6376 Remove count parameter. Change return type to void. Change all
6378 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
6379 Remove count parameter. Change return type to void. Change all
6381 (df_install_refs): Change old_vec parameter to VEC. Remove count
6382 parameter. Change all callers.
6383 (df_install_mws): Change old_vec parameter to VEC. Remove count
6384 parameter. Change all callers.
6385 (df_refs_verify): Change new_rec parameter to VEC. Change call
6387 (df_mws_verify): Likewise.
6389 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
6391 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
6393 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
6395 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
6397 2009-06-10 Anthony Green <green@moxielogic.com>
6399 * config/moxie/crti.asm: New file.
6400 * config/moxie/crtn.asm: New file.
6401 * config/moxie/moxie.c: New file.
6402 * config/moxie/moxie.h: New file.
6403 * config/moxie/sfp-machine.h: New file.
6404 * config/moxie/moxie-protos.h: New file.
6405 * config/moxie/t-moxie: Created.
6406 * config/moxie/t-moxie-softfp: Created.
6407 * config/moxie/moxie.md: Created.
6408 * config/moxie/constraints.md: Created.
6409 * config.gcc: Add moxie support.
6410 * doc/md.texi (Machine Constraints): Add moxie constraints.
6411 * doc/contrib.texi (Contributors): Mention moxie port.
6412 * doc/install.texi (Specific): Mention the moxie port.
6414 2009-06-09 Ian Lance Taylor <iant@google.com>
6416 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
6418 * optabs.c (optab_table): Only use designated initializers if
6419 HAVE_DESIGNATED_INITIALIZERS is defined.
6420 (convert_optab_table): Likewise.
6421 (init_optabs): Always call init_insn_codes if
6422 HAVE_DESIGNATED_INITIALIZERS is not defined.
6424 2009-06-09 Ian Lance Taylor <iant@google.com>
6426 * targhooks.c (default_builtin_vectorized_function): Change fn
6427 parameter to unsigned int.
6428 (default_builtin_vectorized_conversion): Change code parameter to
6430 (default_builtin_reciprocal): Change fn parameter to unsigned int.
6431 * targhooks.h: Update declarations.
6432 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
6433 parameter to unsigned int.
6435 * c-typeck.c (comptypes_check_enum_int): New static function.
6436 (comptypes_internal): Add enum_and_int_p parameter. Change all
6438 (comp_target_types): Add location parameter. Change all callers.
6439 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
6441 (function_types_compatible_p, type_lists_compatible_p): Likewise.
6442 (build_conditional_expr): Add colon_loc parameter. Change all
6444 (convert_for_assignment): Add location parameter. Change all callers.
6445 * c-parser.c (c_parser_conditional_expression): Pass location of
6446 colon to build_conditional_expr.
6447 * c-tree.h (build_conditional_expr): Update declaration.
6449 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6451 * graphite.c: Revert previous patch.
6453 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6456 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
6458 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
6460 * tree-ssa-loop-prefetch.c
6461 (loop_prefetch_arrays): Fixed a portability problem in printf format
6464 2009-06-09 Martin Jambor <mjambor@suse.cz>
6466 PR tree-optimization/40351
6467 * tree-sra.c (propagate_subacesses_accross_link): Check that a
6468 refrence to a potential artifical subaccess can be constructed.
6470 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
6472 * config/sh/sh-protos.h (sh_optimization_options): Declare.
6473 (sh_override_options): Likewise.
6474 * config/sh/sh.c: Include params.h.
6475 (sh_optimization_options): New.
6476 (sh_override_options): Likewise.
6477 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
6478 (OVERRIDE_OPTIONS): Use sh_override_options.
6480 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6482 * dwarf2out.c (emit_cfa_remember): New variable.
6483 (add_fde_cfi): If emit_cfa_remember, recurse to add
6484 DW_CFA_remember_state first.
6485 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
6486 instead just set emit_cfa_remember.
6488 2009-06-08 Jan Hubicka <jh@suse.cz>
6491 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
6493 2009-06-08 Jan Hubicka <jh@suse.cz>
6496 * cgraphunit.c (save_inline_function_body): Do not copy transform
6497 hooks for saved inline bodies.
6498 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
6501 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
6503 * jump.c (returnjump_p): Handle delayed branches. Add missing
6506 2009-06-08 Jan Hubicka <jh@suse.cz>
6509 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
6510 original node might've been modified.
6511 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
6513 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6515 * tree-object-size.c (addr_object_size): Add OSI argument.
6516 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
6517 (compute_builtin_object_size, expr_object_size): Adjust callers.
6518 (plus_stmt_object_size): Call addr_object_size instead of
6519 compute_builtin_object_size.
6521 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
6522 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6524 * tree-ssa-loop-prefetch.c
6525 (gather_memory_references): Introduced a counter for the number of
6527 (anything_to_prefetch_p): Introduced a counter for the number of
6529 (is_loop_prefetching_profitable): New function with a cost model
6531 (loop_prefetch_arrays): Use the new cost model to determine if
6532 prefetching is profitable.
6533 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
6534 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6535 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
6536 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6537 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
6538 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6540 2009-06-08 Michael Matz <matz@suse.de>
6543 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
6544 partitions use the same.
6545 (expand_one_var): Deal with DECL_RTL sometimes begin set also
6546 for basevars of SSA_NAMEs.
6547 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
6548 to not expand them twice.
6549 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
6552 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
6554 * common.opt (fcompare-debug=, fcompare-debug-second): New.
6555 (fdump-final-insns=, gtoggle): New.
6556 * doc/invoke.texi: Document them.
6557 * final.c (rest_of_clean_state): Dump final insn stream.
6558 * gcc.c (invoke_as): Hook in -fcompare-debug.
6559 (static_spec_functions): Add compare-debug-dump-opt,
6560 compare-debug-self-opt and compare-debug-auxbase-opt.
6561 (compare_debug, compare_debug_second, compare_debug_opt): New.
6562 (switches_debug_check, n_switches_debug_check): New.
6563 (debug_auxbase_opt, debug_check_temp_file): New.
6564 (process_command): Handle -fno-compare-debug, -fcompare-debug and
6566 (do_self_spec): Handle arguments after switches.
6567 (do_spec_1): Add .gk extension to temp file basenames for compare.
6568 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
6569 (cc1_options): Use it instead of normal auxbase computation for
6570 the second compare-debug compilation.
6571 (compare_files): New.
6572 (main): Set up and implement compare debug mode.
6573 (compare_debug_dump_opt_spec_function): New.
6574 (compare_debug_self_opt_spec_function): New.
6575 (compare_debug_auxbase_opt_spec_function): New.
6576 * toplev.c (process_options): Handle flag_gtoggle,
6577 flag_dump_final_insns.
6578 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
6579 during -fcompare-debug-second compilation.
6581 2009-06-07 Ian Lance Taylor <iant@google.com>
6583 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
6584 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
6586 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
6587 with no default node. Change warning with %H to warning_at.
6588 Don't clear warn_switch around case checking.
6589 * doc/invoke.texi (Warning Options): Clarify distinction between
6590 -Wswitch and -Wswitch-enum.
6592 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6594 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
6596 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6598 * gbl-ctors.h: Add header guard.
6600 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6602 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
6603 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
6604 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
6605 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
6606 prototypes for removed functions.
6607 (expressions_equal_p): Move to ...
6608 * tree-ssa-sccvn.h: ... here and ...
6609 * matrix-reorg.c: ... adjust includes.
6611 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6613 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
6615 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6617 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
6618 (finish_function): Remove erroneous whitespace.
6620 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6622 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
6623 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
6625 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6627 * errors.c (internal_error): Commentary typo fix.
6628 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
6629 * tree-ssa-pre.c: Ditto.
6631 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6633 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
6634 them is supposed to hold actual statements.
6636 2009-06-06 Ian Lance Taylor <iant@google.com>
6638 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
6639 empty statements can now have attributes.
6641 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
6643 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
6644 * config/mips/mips.md: Ditto.
6646 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6648 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
6650 (__eabi_uconvert): Likewise.
6652 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6654 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
6655 CFI_* definitions with IN_GCC.
6657 2009-06-05 David Edelsohn <edelsohn@gnu.org>
6659 * xcoffout.h (xcoffout_source_line): Update prototype.
6661 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6663 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
6664 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
6666 2009-06-05 Jakub Jelinek <jakub@redhat.com>
6669 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
6670 inlined_function_outer_scope_p blocks for artificial inlines
6672 * tree.c (tree_nonartificial_location): Rewrite using
6673 block_nonartificial_location.
6675 2009-06-05 Revital Eres <eres@il.ibm.com>
6676 Leehod Baruch <leehod@il.ibm.com>
6678 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
6679 (expand_expr_real_1): Remove comment.
6680 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
6681 Vectorize misaligned access when the target supports it.
6682 (vect_supportable_dr_alignment): Check for unaligned access support.
6683 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
6686 2009-06-05 Julian Brown <julian@codesourcery.com>
6688 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
6689 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
6691 2009-06-05 Richard Guenther <rguenther@suse.de>
6694 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
6697 2009-06-05 Jakub Jelinek <jakub@redhat.com>
6699 * config/s390/s390.c (global_not_special_regno_p): New static inline.
6700 (save_gprs): Don't tell unwinder when a global register is saved.
6701 (s390_emit_epilogue): Emit needed epilogue unwind info.
6703 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
6705 * dwarf2out.c (deferred_asm_name): New.
6706 (add_name_and_src_coords_attributes): Defer creation of
6707 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
6709 (move_linkage_attr): New.
6710 (dwarf2out_finish): Revisit deferrals and emit attributes at the
6713 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
6715 * tree-nested.c (finalize_nesting_tree_1): Declare the
6716 frame_decl in the binding tree.
6718 2009-06-04 Cary Coutant <ccoutant@google.com>
6720 * basic-block.h (struct basic_block_def): Add discriminator field.
6721 * dbxout.c (dbxout_source_line): Add new parameter. Change all
6723 * debug.c (do_nothing_debug_hooks): Add additional entry.
6724 (debug_nothing_int_charstar_int): New function.
6725 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
6726 (debug_nothing_int_charstar_int): New declaration.
6727 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
6728 discriminator value in .loc directive.
6729 * final.c (last_discriminator): New variable.
6730 (discriminator): New variable.
6731 (final_start_function): Initialize above variables, pass current
6732 discriminator to debug hook.
6733 (notice_source_line): Check for discriminator change.
6734 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
6735 * sdbout.c (sdbout_source_line): New parameter.
6736 * tree-cfg.c (struct locus_discrim_map): New structure type.
6737 (discriminator_per_locus): New hash table.
6738 (build_gimple_cfg): Allocate and free discriminator hash table.
6739 (make_edges): Call assign_discriminator.
6740 (locus_map_hash): New function.
6741 (locus_map_eq): New function.
6742 (next_discriminator_for_locus): New function.
6743 (same_line_p): New function.
6744 (assign_discriminator): New function.
6745 (make_cond_expr_edges): Call assign_discriminator.
6746 (make_gimple_switch_edges): Likewise.
6747 (first_non_label_stmt): New function.
6748 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
6750 * xcoffout.c (xcoffout_source_line): Add new parameter.
6752 * configure.ac (gcc_cv_as_discriminator): New configury check for
6753 gas support for discriminator.
6754 * configure: Regenerate.
6755 * config.in: Regenerate.
6757 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6759 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
6760 val after checking for integers.
6762 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
6764 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
6766 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
6767 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
6768 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
6769 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
6770 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
6771 X64_SSE_REGPARM_MAX.
6772 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
6773 X64_SSE_REGPARM_MAX.
6775 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6777 * gcc.c (report_times_to_file): New.
6778 (execute): Implement it.
6779 (process_command): Support -time=.
6780 * doc/invoke.texi: Document it.
6782 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6784 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
6785 that have value exprs.
6787 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6789 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
6790 declarations for constants until...
6791 (dw2_output_indirect_constant_1): ... this point.
6793 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
6796 * arm.md (arm_addsi3): Don't try to split an add with an
6797 eliminable register until after reload has completed.
6799 2009-06-03 Ian Lance Taylor <iant@google.com>
6801 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
6802 * genattrtab.c (write_length_unit_log): Likewise.
6803 * genchecksum.c (dosum): Likewise.
6804 * gengtype.c (write_rtx_next): Likewise.
6805 (finish_root_table, write_roots): Likewise.
6806 * gimple.c (gimple_ops_offset_): Likewise.
6807 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
6808 * config/arc/arc.c (arc_attribute_table): Likewise.
6809 * config/arm/arm.c (arm_attribute_table): Likewise.
6810 * config/avr/avr.c (avr_attribute_table): Likewise.
6811 * config/crx/crx.c (crx_attribute_table): Likewise.
6812 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
6813 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
6814 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
6815 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
6816 * config/sh/sh.c (sh_attribute_table): Likewise.
6817 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
6818 * config/spu/spu.c (spu_attribute_table): Likewise.
6819 * config/v850/v850.c (v850_attribute_table): Likewise.
6821 * config/alpha/alpha.c (vms_attribute_table): Make static.
6822 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
6823 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
6824 * config/mips/mips.c (mips_attribute_table): Likewise.
6826 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
6828 (cc1-checksum.o): Likewise.
6830 2009-06-03 Steve Ellcey <sje@cup.hp.com>
6832 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
6834 2009-06-03 Jakub Jelinek <jakub@redhat.com>
6836 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
6837 insn if it is changing sp. Use gen_add3_insn instead of
6838 conditionally gen_addsi3 and gen_adddi3.
6839 (offset_below_red_zone_p): New static inline function.
6840 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
6841 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
6842 * config/rs6000/ppc-asm.h: Include auto-host.h.
6843 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
6844 CFI_RESTORE): Define.
6845 * config/rs6000/crtresxgpr.asm: Add unwind info.
6846 * config/rs6000/crtresxfpr.asm: Likewise.
6847 * config/rs6000/crtresgpr.asm: Likewise.
6848 * config/rs6000/crtresfpr.asm: Likewise.
6849 * config/rs6000/crtsavgpr.asm: Likewise.
6850 * config/rs6000/crtsavfpr.asm: Likewise.
6852 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
6853 argument of DWARF2_FRAME_REG_OUT macros.
6855 2009-06-03 Julian Brown <julian@codesourcery.com>
6857 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
6858 words or less (including TImode) in core registers.
6860 2009-06-03 Richard Guenther <rguenther@suse.de>
6863 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
6865 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
6867 * statistics.c (statistics_counter_event): Do not record event
6868 in pass dump if its number == -1.
6869 (curr_statistics_hash): Add assert that we never get passes
6870 with static number == -1.
6872 2009-06-03 Richard Guenther <rguenther@suse.de>
6873 Andrey Belevantsev <abel@ispras.ru>
6875 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
6876 non-BLKmode arrays addressable.
6878 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
6880 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
6881 * config/m68k/m68k.h: ... here.
6882 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
6885 2009-06-03 Martin Jambor <mjambor@suse.cz>
6887 PR tree-optimization/40323
6888 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
6891 2009-06-03 Richard Guenther <rguenther@suse.de>
6893 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
6896 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
6898 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
6899 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
6900 JUMP_TABLE_DATA_P where applicable.
6901 * config/sh/sh.c: Ditto.
6902 * config/sh/sh.h: Ditto.
6903 * config/sh/sh.md: Ditto.
6904 * config/sh/symbian.c: Ditto.
6906 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
6908 * config/i386/driver-i386.c (describe_cache): Optimize
6909 concatenation of strings. Use snprintf instead of sprintf.
6910 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
6911 target when not compiling with GCC.
6913 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
6915 * config/sh/sh.c: Revert last change.
6916 (sh_expand_epilogue): Emit a blockage insn before the frame
6917 pointer adjustment unconditionally.
6919 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6921 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
6922 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
6923 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
6924 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
6925 to COLLECT_GCC_OPTIONS.
6927 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6929 * collect2.c (target_system_root): New variable.
6930 (main): Handle --sysroot=.
6931 (ignore_library): Strip the sysroot from the library path.
6933 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6935 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
6936 (collect2.o): Depend on collect2-aix.h.
6937 (collect2-aix.o): New rule.
6938 * collect2-aix.h: New file.
6939 * collect2-aix.c: Likewise.
6940 * collect2.c: Include collect2-aix.h. Don't undefine
6941 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
6942 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
6943 Use TARGET_AIX_VERSION instead of _AIX51.
6944 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
6945 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
6946 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
6947 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
6948 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
6950 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6952 * collect2.c (ignore_library): Avoid premature post-increment
6955 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6957 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
6958 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
6959 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
6960 CROSS_DIRECTORY_STRUCTURE too.
6961 (LINK_LIBG_SPEC): Likewise.
6962 (LIB_SPEC): Add %R to sysroot paths.
6963 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
6964 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
6965 * config/rs6000/aix51.h: As for aix43.h.
6966 * config/rs6000/aix52.h: Likewise.
6967 * config/rs6000/aix53.h: Likewise.
6968 * config/rs6000/aix61.h: Likewise.
6969 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
6970 to the beginning of sysroot paths.
6972 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6974 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
6975 INSN_LISTs that are out of the REG_NOTE range.
6977 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6979 * loop-unroll.c (struct iv_to_split): Add pointer to next.
6980 (struct var_to_expand): Likewise.
6981 (struct opt_info): Add head and tail for linked lists of the above.
6982 (analyze_insn_to_expand_var): Initialize next.
6983 (analyze_iv_to_split_insn): Likewise.
6984 (analyze_insns_in_loop): Create linked lists.
6985 (allocate_basic_variable): Simplify for use without hash table.
6986 (insert_var_expansion_initialization): Likewise, make it type-safer.
6987 (combine_var_copies_in_loop_exit): Likewise.
6988 (apply_opt_in_copies): Walk lists rather than hash tables.
6989 (release_var_copies): Simplified and inlined by hand into...
6990 (free_opt_info): ... this function.
6992 2009-06-02 Richard Guenther <rguenther@suse.de>
6994 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
6997 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6999 * cfgexpand.c (gimple_expand_cfg): Discard the source location
7000 only for builtins that are not overridden.
7002 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7004 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
7007 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7009 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
7011 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7013 * combine.c (move_deaths): Compare LUIDs within the same BB only.
7015 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7017 * common.opt (fdump-unnumbered-links): New.
7018 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
7019 * print-rtl.c (flag_dump_unnumbered_links): New.
7020 (print_rtx): Test it.
7022 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
7024 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
7025 push/pop multiple to 8-byte alignment.
7027 2009-06-01 Jakub Jelinek <jakub@redhat.com>
7029 * config/i386/i386.c (queued_cfa_restores): New static variable.
7030 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
7032 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
7033 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
7034 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
7035 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
7036 note unconditionally.
7037 (ix86_emit_restore_regs_using_mov): Likewise.
7038 (ix86_emit_restore_sse_regs_using_mov): Likewise.
7039 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
7040 it through to ix86_emit_restore_reg_using_pop.
7041 (ix86_emit_leave): Add RED_OFFSET argument. Call
7042 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
7043 instead of adding REG_CFA_OFFSET note unconditionally.
7044 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
7045 the above functions. Call ix86_add_queued_cfa_restore_notes when
7048 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
7049 force output of the label even for dwarf2out_do_cfi_asm.
7050 (add_fde_cfi): If -g2 and above and cfi might change CFA,
7051 force creation of CFI label and chain DW_CFA_set_loc jumping to it
7052 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
7054 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
7055 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
7056 dwarf2out_cfi_label callers.
7057 * tree.h (dwarf2out_cfi_label): Adjust prototype.
7058 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
7059 Adjust dwarf2out_cfi_label callers.
7060 * config/vax/vax.c (vax_output_function_prologue): Likewise.
7062 * config/i386/i386.h (struct machine_cfa_state,
7063 struct machine_function): Guard with ifndef USED_FOR_TARGET
7064 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
7067 * emutls.c (__emutls_get_address): Change arr->size to mean number
7068 of allocated arr->data entries instead of # of slots + 1.
7071 * recog.c (peep2_reinit_state): New function.
7072 (peephole2_init_state): Use it at the end of a basic block and also
7073 when seeing a RTX_FRAME_RELATED_P insn.
7075 2009-06-01 Steve Ellcey <sje@cup.hp.com>
7077 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
7078 fixuns_truncrfdi2): New.
7079 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
7080 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
7081 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
7082 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
7083 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
7084 *recip_approx): Remove.
7085 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
7086 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
7087 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
7089 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
7092 2009-06-01 Ian Lance Taylor <iant@google.com>
7094 * attribs.c (register_attribute): Use CONST_CAST.
7095 * collect2.c (main): Use CONST_CAST2.
7096 (scan_prog_file): Likewise.
7097 * gcc.c (process_command, main): Likewise.
7098 * toplev.c (toplev_main): Likewise.
7100 * c-typeck.c (handle_warn_cast_qual): New static function,
7101 partially broken out of build_c_cast.
7102 (build_c_cast): Call handle_warn_cast_qual.
7103 * doc/invoke.texi (Warning Options): Document new effect of
7106 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
7108 * diagnostic.c (diagnostic_build_prefix): Always print columns.
7109 (diagnostic_report_current_module): Print columns.
7110 * common.opt (flag_show_column): Enable by default.
7112 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
7114 * alias.c (find_base_term): Check for NULL term before returning.
7116 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7118 Revert due to PR40320:
7119 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7120 * calls.c (emit_library_call_value_1): Don't force_operand for move
7123 2009-06-01 Olivier Hainque <hainque@adacore.com>
7124 Eric Botcazou <ebotcazou@adacore.com>
7126 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
7127 to be processed as a bitfield for constructor output purposes.
7128 * output.h (initializer_constant_valid_for_bitfield_p): Declare
7130 * varasm.c (oc_local_state): New type, output_constructor
7131 local state to support communication with helpers.
7132 (oc_outer_state): New type, output_constructor outer state of
7133 relevance in recursive calls.
7134 (output_constructor_array_range): New output_constructor helper,
7135 extracted code for an array range element.
7136 (output_constructor_regular_field): New output_constructor helper,
7137 extracted code for an element that is not a bitfield.
7138 (output_constructor_bitfield): New output_constructor helper,
7139 extracted code for a bitfield element. Accept an OUTER state
7140 argument for recursive processing. Recurse on record or array
7141 CONSTRUCTOR values, possibly past noop conversions.
7142 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
7143 VALUE is a valid constant-valued expression for use in a static
7144 bit-field initializer.
7145 (output_constructor): Rework to use helpers. Accept and honor an
7146 OUTER state argument for recursive calls. Return total size. Be
7147 prepared for nested constructors initializing bitfields.
7148 (output_constant): Feed OUTER in calls to output_constructor.
7150 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7152 * calls.c (emit_library_call_value_1): Don't force_operand for move
7155 2009-06-01 Nick Clifton <nickc@redhat.com>
7157 * doc/invoke.texi (IA-64 Options): Fix typo.
7159 2009-06-01 Ira Rosen <irar@il.ibm.com>
7161 PR tree-optimization/39129
7162 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
7164 (vect_do_peeling_for_loop_bound): Use
7165 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7166 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7167 (vect_loop_versioning): Likewise.
7168 (vect_create_cond_for_alias_checks): Fix indentation.
7169 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
7171 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
7172 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
7173 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
7174 "control flow in loop".
7175 (vect_estimate_min_profitable_iters): Use
7176 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7177 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7178 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
7179 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
7180 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
7181 statement belongs to a group of strided accesses with the exact code
7183 (vectorizable_load): Likewise.
7184 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
7185 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
7187 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
7189 * config/freebsd-stdint.h: New file.
7190 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
7191 Add freebsd-stdint.h to tm_file.
7193 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
7195 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
7196 (thumb2_extendhidi2): Likewise.
7198 2009-05-31 Ian Lance Taylor <iant@google.com>
7200 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
7202 2009-05-31 Ian Lance Taylor <iant@google.com>
7204 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
7205 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
7206 (ipa-reference.o): Depend upon gt-ipa-reference.h.
7208 2009-05-31 Jason Merrill <jason@redhat.com>
7210 * tree-pretty-print.c (print_call_name): Take the callee, not the
7211 call itself. Make non-static. Use dump_function_name for functions.
7212 (dump_generic_node): Adjust.
7213 * diagnostic.h: Declare print_call_name.
7214 * gimple-pretty-print.c (dump_gimple_call): Use it.
7216 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7218 * config/sh/sh.md (ashldi3_std): New define_expand.
7221 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7224 * config/sh/sh.c: Include debug.h.
7225 (sh_expand_epilogue): Emit a blockage insn before the frame
7226 pointer adjustment also when dwarf2out_do_frame returns true.
7228 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
7230 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
7231 (thumb2_extendqidi2): New pattern.
7233 2009-05-31 Ira Rosen <irar@il.ibm.com>
7235 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
7236 mark phis for renaming.
7237 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
7238 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
7239 Call mark_sym_for_renaming.
7240 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
7241 * tree-vect-loop.c (vect_transform_loop): Remove
7242 vect_memsyms_to_rename initialization and a call to
7243 mark_set_for_renaming.
7245 2009-05-31 Jakub Jelinek <jakub@redhat.com>
7248 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
7249 frame related even if !set_cfa && style < 0.
7251 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
7253 * config/i386/mingw-tls.c: New file.
7254 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
7255 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
7256 defining _WIN32 but not __CYGWIN__.
7258 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7260 * configure.ac: Add MPC support.
7262 * config.in, configure: Regenerate.
7264 2009-05-29 Richard Henderson <rth@redhat.com>
7266 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
7267 NOTE_INSN_BASIC_BLOCK.
7268 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
7269 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
7270 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
7272 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
7274 (add_cfi): Disable check redefining cfa away from drap.
7275 (lookup_cfa_1): Add remember argument; handle remember/restore.
7276 (lookup_cfa): Pass remember argument.
7277 (cfa_remember): New.
7278 (compute_barrier_args_size_1): Remove sibcall check.
7279 (dwarf2out_frame_debug_def_cfa): New.
7280 (dwarf2out_frame_debug_adjust_cfa): New.
7281 (dwarf2out_frame_debug_cfa_offset): New.
7282 (dwarf2out_frame_debug_cfa_register): New.
7283 (dwarf2out_frame_debug_cfa_restore): New.
7284 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
7285 (dwarf2out_begin_epilogue): New.
7286 (dwarf2out_frame_debug_restore_state): New.
7287 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
7288 DW_CFA_restore_state.
7289 (output_cfi_directive): Likewise.
7290 (convert_cfa_to_fb_loc_list): Likewise.
7291 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
7292 * dwarf2out.h: Update.
7293 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
7294 (copy_insn_1): Early out for null.
7295 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
7296 and dwarf2out_frame_debug_restore_state.
7297 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
7298 (prologue_insn_hash, epilogue_insn_hash): New.
7299 (free_after_compilation): Adjust freeing accordingly.
7300 (record_insns): Create hash table if needed; push insns into
7301 hash instead of array.
7302 (maybe_copy_epilogue_insn): New.
7303 (contains): Search hash table instead of array.
7304 (sibcall_epilogue_contains): Remove.
7305 (thread_prologue_and_epilogue_insns): Split eh_return insns
7306 and mark them as epilogues.
7307 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
7308 scanning in terms of basic blocks.
7309 * insn-notes.def (CFA_RESTORE_STATE): New.
7310 * jump.c (returnjump_p_1): Accept EH_RETURN.
7311 (eh_returnjump_p_1, eh_returnjump_p): New.
7312 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
7313 CFA_REGISTER, CFA_RESTORE): New.
7314 * rtl.def (EH_RETURN): New.
7315 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
7317 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
7318 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
7320 * config/i386/i386.c (gen_push): Update cfa state.
7321 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
7322 add a CFA_ADJUST_CFA note.
7323 (ix86_dwarf_handle_frame_unspec): Remove.
7324 (ix86_expand_prologue): Update cfa state.
7325 (ix86_emit_restore_reg_using_pop): New.
7326 (ix86_emit_restore_regs_using_pop): New.
7327 (ix86_emit_leave): New.
7328 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
7329 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
7330 * config/i386/i386.h (struct machine_cfa_state): New.
7331 (ix86_cfa_state): New.
7332 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
7333 (eh_return_internal): Merge from eh_return_<mode>,
7334 use eh_return rtx, split w/ epilogue.
7336 2009-05-29 Ian Lance Taylor <iant@google.com>
7338 * builtins.c (validate_gimple_arglist): Don't use va_arg with
7340 * calls.c (emit_library_call_value_1): Likewise.
7342 * c-typeck.c (c_build_va_arg): New function.
7343 * c-tree.h (c_build_va_arg): Declare.
7344 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
7345 instead of build_va_arg.
7347 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
7349 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
7350 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
7351 (ptr_difference_cost): Use affine combinations to compute it.
7352 (difference_cost): Likewise.
7353 (get_computation_cost_at): Compute more accurate cost for addresses
7354 if the ratio is a multiplier allowed in addresses.
7355 For non-addresses, consider that an additional offset or symbol is
7358 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7360 * config/i386/i386.c (ix86_decompose_address): Avoid useless
7361 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
7363 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
7364 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
7365 (prefix_rex): For UNIT_MMX don't imply the prefix by default
7367 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
7368 to 1 for TYPE_SSE{IADD1,CVT1}.
7369 (prefix_vex_imm8): Removed.
7370 (length_vex): Only pass 1 as second argument to
7371 ix86_attr_length_vex_default if prefix_extra is 0.
7372 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
7373 (length): For prefix vex computation use length_immediate
7374 attribute instead of prefix_vex_imm8.
7375 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
7376 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
7377 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
7378 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
7379 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
7380 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
7381 a space in between the operands.
7382 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
7383 if one operand is 0xff and the other one si, di, bp or sp.
7384 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
7385 other one si, di, bp or sp.
7386 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
7387 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
7388 type and mode attributes.
7389 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
7390 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
7391 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
7392 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
7393 prefix_data16 attribute iff MODE_DF.
7394 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
7395 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
7396 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
7397 constm128_operand in length_immediate computation.
7398 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
7399 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
7400 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
7401 length_immediate attribute to 1.
7402 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
7403 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
7404 for certain alternatives.
7405 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
7406 prefix_data16 attribute if MODE_V1DF.
7407 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
7408 length_immediate to 1.
7409 (set_got_rex64, set_rip_rex64): Remove length attribute, set
7410 length_address to 4, set mode attribute to MODE_DI.
7411 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
7412 (fxam<mode>2_i387): Set length attribute to 4.
7413 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
7414 *prefetch_3dnow_rex): Override length_address attribute.
7415 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
7417 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
7418 (constm128_operand): Removed.
7419 * config/i386/i386.c (memory_address_length): For
7420 disp && !index && !base in 64-bit mode account for SIB byte if
7421 print_operand_address can't optimize disp32 into disp32(%rip)
7422 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
7423 for fs: or gs: segment.
7424 (ix86_attr_length_immediate_default): When checking if shortform
7425 is possible, truncate immediate to the length of the non-shortened
7427 (ix86_attr_length_address_default): Ignore MEM_P operands
7429 (ix86_attr_length_vex_default): Only check for DImode on
7430 GENERAL_REG_P operands.
7431 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
7432 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
7433 (sse_cvttps2pi): Clear prefix_rep attribute.
7434 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
7436 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
7437 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
7438 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
7439 iff operand 2 is const_int_operand.
7440 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
7441 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
7442 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
7444 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
7446 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
7447 prefix_data16 attribute for movlpd and movhpd instructions.
7448 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
7449 length_immediate for shufpd instruction.
7450 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
7451 (avx_cmpp<avxmodesuffixf2c><mode>3,
7452 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
7453 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
7454 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
7455 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
7456 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
7457 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
7458 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
7459 prefix_data16 attribute for the first alternative to 1.
7460 (*avx_loadlps): Override length_immediate for the first alternative.
7461 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
7462 attributes for second alternative.
7463 (*vec_concatv2sf_sse4_1): Override length_immediate and
7464 prefix_data16 attributes for second alternative.
7465 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
7466 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
7467 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
7468 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
7469 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
7470 prefix_data16 and length_immediate to 1.
7471 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
7473 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
7474 prefix_extra attribute for variants that don't have 0f prefix alone.
7475 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
7476 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
7477 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
7478 *sse4_1_pextrd): Set length_immediate to 1.
7479 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
7480 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
7482 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
7483 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
7484 length_immediate to 1 for second alternative.
7485 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
7486 prefix_extra and length_immediate attributes for the first
7488 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
7490 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
7491 to 1 for the first and third alternative.
7492 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
7494 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
7496 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
7498 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
7499 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
7500 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
7501 *avx_psign<mode>3): Set prefix_extra attribute to 1.
7502 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
7503 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
7504 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
7505 ssse3_psign<mode>3): Override prefix_rex attribute.
7506 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
7507 (ssse3_palignrti): Override length_immediate to 1.
7508 (ssse3_palignrdi): Override length_immediate to 1, override
7509 prefix_rex attribute.
7510 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
7511 (sse4a_extrqi): Override length_immediate to 2.
7512 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
7513 (sse4a_insertq): Override prefix_data16 to 0.
7514 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
7515 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
7516 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
7517 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
7518 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
7519 and length_immediate to 1.
7520 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
7521 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
7522 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
7523 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
7524 and length_immediate to 1.
7525 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
7526 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
7527 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
7528 avx_ptest256): Override prefix_extra to 1.
7529 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
7530 Override prefix_data16 and length_immediate to 1.
7531 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
7532 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
7533 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
7534 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
7535 prefix_data16 to 0 and prefix_extra to 2.
7536 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
7537 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
7539 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
7540 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
7541 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
7542 and prefix_extra to 2.
7543 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
7544 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
7545 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
7546 avx_vpermilvar<mode>3,
7547 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
7548 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
7549 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
7550 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
7551 Override prefix_extra to 1.
7552 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
7553 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
7554 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
7555 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
7556 prefix_extra and length_immediate to 1.
7557 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
7559 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
7560 to 1 for the first alternative.
7561 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
7562 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
7564 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
7565 *movv2sf_internal_avx, *movv2sf_internal): Override
7566 prefix_rep attribute for certain alternatives.
7567 (*mov<mode>_internal): Override prefix_rep or prefix_data16
7568 attributes for certain alternatives.
7569 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
7570 attributes for certain alternatives.
7571 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
7572 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
7573 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
7574 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
7575 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
7576 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
7577 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
7578 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
7579 length_immediate to 1 if operand 2 is const_int_operand.
7580 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
7581 *vec_extractv2si_1): Set length_immediate attribute to 1.
7582 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
7583 using old 3DNOW insn rather than SSE/3DNOW_A.
7584 (mmx_emms, mmx_femms): Clear modrm attribute.
7586 2009-05-29 Martin Jambor <mjambor@suse.cz>
7588 * tree-sra.c: New implementation of SRA.
7590 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
7591 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
7592 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
7593 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
7594 (SRA_MAX_STRUCTURE_COUNT): Removed.
7595 (SRA_FIELD_STRUCTURE_RATIO): Removed.
7596 * doc/invoke.texi (sra-max-structure-size): Removed.
7597 (sra-field-structure-ratio): Removed.
7599 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7602 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
7605 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
7607 PR rtl-optimization/40101
7608 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
7609 seqno. Adjust comment.
7610 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
7611 inserting bookkeeping before a jump, the jump is not scheduled.
7612 When no positive seqno found, provide a value. Add comment.
7614 2009-05-29 Richard Guenther <rguenther@suse.de>
7616 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
7617 short-cutting on the first component.
7619 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7622 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
7623 for trees other than decls/types.
7625 2009-05-29 Richard Guenther <rguenther@suse.de>
7627 * tree-ssa-operands.c (get_expr_operands): Do not handle
7628 INDIRECT_REFs in the handled-component case. Remove
7629 unused get_ref_base_and_extent case.
7630 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
7631 tree_low_cst and host_integerp where possible.
7632 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
7633 codes for equivalence.
7634 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
7636 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
7638 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
7639 to tmake_file for i[34567]86-*-cygwin*.
7641 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7644 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
7645 (altivec_categorize_keyword, init_vector_keywords,
7646 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
7649 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
7651 * tree.c (handle_dll_attribute): Check if node is
7652 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
7654 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
7656 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
7658 (thumb2_zero_extendqidi2): Likewise.
7660 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
7662 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
7663 instead of gen_movrt.
7664 * config/sh/sh.md (movrt): Remove.
7666 2009-05-28 Steve Ellcey <sje@cup.hp.com>
7668 * doc/invoke.texi (IA-64 Options):
7669 Add -msdata, -mfused-madd, -mno-inline-float-divide,
7670 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
7671 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
7672 -msched-prefer-non-control-spec-insns,
7673 -msched-stop-bits-after-every-cycle,
7674 -msched-count-spec-in-critical-path,
7675 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
7676 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
7677 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
7678 and -msched-spec-verbose.
7680 2009-05-28 Joseph Myers <joseph@codesourcery.com>
7682 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
7683 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
7685 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
7687 2009-05-28 Richard Guenther <rguenther@suse.de>
7689 * tree-ssa-alias.c (ao_ref_init): New function.
7690 (ao_ref_base): Likewise.
7691 (ao_ref_base_alias_set): Likewise.
7692 (ao_ref_alias_set): Likewise.
7693 (refs_may_alias_p_1): Change signature.
7694 (refs_may_alias_p): Adjust.
7695 (refs_anti_dependent_p): Likewise.
7696 (refs_output_dependent_p): Likewise.
7697 (call_may_clobber_ref_p_1): Change signature.
7698 (call_may_clobber_ref_p): Adjust.
7699 (stmt_may_clobber_ref_p_1): New function split out from ...
7700 (stmt_may_clobber_ref_p): ... here.
7701 (maybe_skip_until): Adjust signature.
7702 (get_continuation_for_phi): Likewise.
7703 (walk_non_aliased_vuses): Likewise.
7704 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
7705 (ao_ref_init): Declare.
7706 (ao_ref_base): Likewise.
7707 (ao_ref_alias_set): Likewise.
7708 (stmt_may_clobber_ref_p_1): Likewise.
7709 (walk_non_aliased_vuses): Adjust.
7710 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
7711 (get_ref_from_reference_ops): remove.
7712 (vn_reference_lookup_2): Adjust signature.
7713 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
7714 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
7715 (vn_reference_lookup): Adjust.
7716 (vn_reference_insert): Likewise.
7717 (vn_reference_insert_pieces): Adjust signature.
7718 (visit_reference_op_call): Adjust.
7719 * tree-ssa-pre.c (get_expr_type): Simplify.
7720 (phi_translate_1): Adjust.
7721 (compute_avail): Likewise.
7722 (translate_vuse_through_block): Do not re-build trees.
7723 (value_dies_in_block_x): Likewise.
7724 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
7726 (vn_reference_lookup_pieces): Adjust declaration.
7727 (vn_reference_insert_pieces): Likewise.
7729 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
7731 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
7732 with checking disabled.
7734 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
7738 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
7739 macro definition for support of three-operand format aligned
7740 .comm directive in assembler on cygwin/pe/mingw target OS.
7741 * configure: Regenerate.
7742 * config.h: Regenerate.
7744 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
7745 aligned form of .comm directive if -mpe-aligned-commons is in effect.
7746 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
7748 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
7749 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
7751 2009-05-28 Ira Rosen <irar@il.ibm.com>
7753 PR tree-optimization/40254
7754 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
7755 in analysis of basic blocks.
7757 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
7760 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
7761 * target-def.h (TARGET_CONST_ANCHOR): New macro.
7762 (TARGET_INITIALIZER): Use it.
7763 * cse.c (CHEAPER): Move it up to the other macros.
7764 (insert): Rename this ...
7765 (insert_with_costs): ... to this. Add cost parameters. Update
7767 (insert): New function. Call insert_with_costs.
7768 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
7769 find_reg_offset_for_const, try_const_anchors): New functions.
7770 (cse_insn): Call try_const_anchors. Adjust cost of src_related
7771 when using a const-anchor. Call insert_const_anchors.
7772 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
7773 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
7775 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
7777 * tree-inline.c (remap_decls): Enable nonlocalized variables
7778 when not optimizing.
7780 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
7782 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
7783 Simplify other tests involving optimize.
7785 2009-05-27 Tom Tromey <tromey@redhat.com>
7787 * unwind-dw2.c (_Unwind_DebugHook): New function.
7788 (uw_install_context): Call _Unwind_DebugHook.
7790 2009-05-27 Tom Tromey <tromey@redhat.com>
7792 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
7794 2009-05-27 Ian Lance Taylor <iant@google.com>
7796 * Makefile.in (LINKER, LINKER_FLAGS): Define.
7797 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
7798 (ALL_LINKERFLAGS): Define.
7799 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
7800 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
7801 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
7802 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
7803 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
7804 $(LINKER_FOR_BUILD).
7805 (build/gcov-iov$(build_exeext)): Likewise.
7807 2009-05-27 Julian Brown <julian@codesourcery.com>
7809 * gcse.c (target.h): Include.
7810 (can_assign_to_reg_without_clobbers_p): Check that the target allows
7811 copy of argument to a pseudo register.
7813 2009-05-27 Diego Novillo <dnovillo@google.com>
7815 * tree-ssa-live.c (dump_scope_block): Document arguments.
7816 (dump_scope_blocks): Document.
7817 (debug_scope_blocks): New.
7818 * tree-flow.h (debug_scope_blocks): Declare.
7820 2009-05-21 Denis Chertykov <denisc@overta.ru>
7822 * doc/contrib.texi (Contributors): Add myself to the list.
7824 2009-05-27 Olivier Hainque <hainque@adacore.com>
7826 * expr.c (target_align): New function. Alignment the TARGET of an
7827 assignment may be assume to have.
7828 (highest_pow2_factor_for_target): Use it instead of relying on
7829 immediate tree attributes of TARGET, not necessarily honored when
7830 intermediate bitfields are involved.
7832 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
7835 * config/i386/driver-i386.c (host_detect_local_cpu): Support
7836 AVX, SSE4, AES, PCLMUL and POPCNT.
7838 2009-05-27 Diego Novillo <dnovillo@google.com>
7840 * tree-pretty-print.c (dump_location): New.
7841 (dump_generic_node): Call it.
7842 Factor code to handle BLOCK nodes ...
7843 (dump_block_node): ... here.
7845 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
7847 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
7849 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
7851 * gcc-plugin.h: Include config.h and system.h.
7852 (IN_GCC): Define if not defined.
7854 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
7857 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
7860 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
7862 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
7864 * config/m32r/m32r.h: Ditto.
7865 * config/m32r/m32r.md: Ditto.
7866 * config/m32r/predicates.md: Ditto.
7868 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
7870 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
7872 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
7875 (Loading plugins): typo.
7876 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
7877 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
7878 (Interacting with the GCC Garbage Collector): Added new section.
7879 (Giving information about a plugin): Added new section for
7881 * ggc.h (ggc_register_root_tab): Added declaration.
7882 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
7883 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
7884 (register_callback): Improved comment in declaration.
7885 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
7886 (extra_root_vec) Added static variable for dynamic roots registration.
7887 (ggc_register_root_tab) Added new routine.
7888 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
7889 PLUGIN_GGC_MARKING event.
7890 * ggc-zone.c: Include plugin.h.
7891 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
7892 * ggc-page.c: Include plugin.h.
7893 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
7894 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
7895 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
7896 (register_callback): check lack of callbacks for
7897 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
7898 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
7899 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
7900 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
7901 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
7902 dependency on plugin.h.
7903 (plugin.o): Added dependency on ggc.h...
7905 2009-05-26 Richard Guenther <rguenther@suse.de>
7909 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
7910 with mismatched comparison modes.
7912 * expr.c (expand_expr_real_1): Expand the operand of a
7913 VIEW_CONVERT_EXPR in its natural mode.
7915 2009-05-26 Ian Lance Taylor <iant@google.com>
7917 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
7918 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
7919 (ALL_COMPILERFLAGS): Define.
7920 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
7921 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
7922 (collect2$(exeext), collect2.o): Likewise.
7923 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
7924 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
7925 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
7926 (libbackend.o, intl.o, cppdefault.o): Likewise.
7927 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
7928 (build/%.o): Use $(COMPILER_FOR_BUILD).
7929 (build/gen%$(build_exeext)): Likewise.
7930 (build/gcov-iov$(build_exeext)): LIkewise.
7931 * config/t-darwin (darwin.o): Use $(COMPILER).
7932 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
7933 * config/t-sol2 (sol2-c.o): Likewise.
7935 * config/t-vxworks (vxworks.o): Likewise.
7936 * config/x-darwin (host-darwin.o): Likewise.
7937 * config/x-hpux (host-hpux.o): Likewise.
7938 * config/x-linux (host-linux.o): Likewise.
7939 * config/x-solaris (host-solaris.o): Likewise.
7940 * config/alpha/x-alpha (driver-alpha.o): Likewise.
7941 * config/arm/t-arm (arm-c.o): Likewise.
7942 * config/arm/t-pe (pe.o): Likewise.
7943 * config/arm/t-wince-pe (pe.o): Likewise.
7944 * config/i386/t-cygming (winnt.o): Likewise.
7945 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
7946 * config/i386/t-cygwin (cygwin1.o): Likewise.
7947 (cygwin2.o): Likewise.
7948 * config/i386/t-i386 (i386-c.o): Likewise.
7949 * config/i386/t-interix (winnt.o): Likewise.
7950 * config/i386/t-netware (netware.o): Likewise.
7951 * config/i386/t-nwld (nwld.o): Likewise.
7952 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
7953 * config/i386/x-i386 (driver-i386.o): Likewise.
7954 * config/i386/x-cygwin (host-cygwin.o): Likewise.
7955 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
7956 * config/ia64/t-ia64 (ia64-c.o): Likewise.
7957 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
7958 * config/mips/x-native (driver-native.o): Likewise.
7959 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
7960 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
7961 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
7962 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
7963 * config/score/t-score-elf (score7.o): Likewise.
7964 (score3.o): Likewise.
7965 * config/sh/t-sh (sh-c.o): Likewise.
7966 * config/sh/t-symbian (sh-c.o): Likewise.
7967 (symbian.o): Likewise.
7968 * config/spu/t-spu-elf (spu-c.o): Likewise.
7969 * config/v850/t-v850 (v850-c.o): Likewise.
7970 * config/v850/t-v850e (v850-c.o): Likewise.
7972 2009-05-26 Richard Guenther <rguenther@suse.de>
7974 PR tree-optimization/40122
7975 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
7976 VECTOR_CSTs if possible.
7977 (fold_gimple_assign): Likewise.
7979 2009-05-26 Richard Guenther <rguenther@suse.de>
7982 * fold-const.c (fold_binary): Use the correct types for building
7985 2009-05-26 Richard Guenther <rguenther@suse.de>
7987 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
7988 redundant calls to merge_alias_info.
7989 (bump_vector_ptr): Likewise.
7990 * tree-ssa-copy.c (merge_alias_info): Remove.
7991 (replace_exp_1): Remove call to merge_alias_info.
7992 (propagate_tree_value): Likewise.
7993 (fini_copy_prop): Propagate points-to info.
7994 * tree-flow.h (merge_alias_info): Remove.
7996 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
7998 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
8000 2009-05-25 Jan Hubicka <jh@suse.cz>
8002 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
8003 * cgraph.h (struct inline_summary): New filed self_wize,
8004 size_inlining_benefit, self_time and time_inlining_benefit.
8005 (struct cgraph_global_info): Replace insns by time ans size fields.
8006 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
8007 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
8008 (ipcp_update_callgraph): Do not touch function bodies.
8009 * ipa-inline.c: Include except.h
8010 (MAX_TIME): New constant.
8011 (overall_insns): Remove.
8013 (overall_size, max_benefit): New static variables.
8014 (cgraph_estimate_time_after_inlining): New function.
8015 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
8016 (cgraph_clone_inlined_nodes): Update size.
8017 (cgraph_mark_inline_edge): Update size.
8018 (cgraph_estimate_growth): Use size info.
8019 (cgraph_check_inline_limits): Check size.
8020 (cgraph_default_inline_p): Likewise.
8021 (cgraph_edge_badness): Compute badness based on benefit and size cost.
8022 (cgraph_decide_recursive_inlining): Check size.
8023 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
8025 (cgraph_decide_inlining): Likewise.
8026 (cgraph_decide_inlining_incrementally): Likewise; honor
8027 PARAM_EARLY_INLINING_INSNS.
8028 (likely_eliminated_by_inlining_p): New predicate.
8029 (estimate_function_body_sizes): New function.
8030 (compute_inline_parameters): Use it.
8031 * except.c (must_not_throw_labels): New function.
8032 * except.h (must_not_throw_labels): Declare.
8033 * tree-inline.c (init_inline_once): Kill inlining_weigths
8034 * tree-ssa-structalias.c: Avoid uninitialized warning.
8035 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
8036 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
8037 (PARAM_INLINE_CALL_COST): Remove.
8038 (PARAM_EARLY_INLINING_INSNS): New.
8040 2009-05-25 Richard Guenther <rguenther@suse.de>
8042 PR tree-optimization/36327
8043 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
8044 callback for reference translation or lookup at the point of may-defs.
8045 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
8046 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
8047 for union COMPONENT_REFs.
8048 (vn_reference_lookup_3): New callback. Lookup from memset
8049 and CONSTRUCTOR assignment, translate through struct copies.
8050 (vn_reference_lookup_pieces): Make sure to not free the
8051 passed operands array. Adjust walk_non_aliased_vuses call.
8052 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
8053 make sure we do not leak memory.
8055 2009-05-25 Richard Guenther <rguenther@suse.de>
8057 * tree-ssa-alias.h (dump_points_to_solution): Declare.
8058 * tree-inline.c (expand_call_inline): Reset the escaped and
8060 * tree-ssa-structalias.c (pass_build_ealias): New.
8061 * tree-pass.h (pass_build_ealias): Declare.
8062 * passes.c (init_optimization_passes): Add PTA during
8063 early optimizations.
8064 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
8065 and CALLUSED solutions.
8066 (dump_points_to_solution): New function, split out from ...
8067 (dump_points_to_info_for): ... here.
8068 * tree-parloops.c (parallelize_loops): Reset the escaped and
8071 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8074 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
8075 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
8077 2009-05-25 Ira Rosen <irar@il.ibm.com>
8079 PR tree-optimization/40238
8080 * tree-vect-stmts.c (vect_init_vector): Insert initialization
8081 statements after basic block's labels.
8082 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
8083 to free the allocated memory.
8085 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
8087 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
8088 return address with a USE.
8090 2009-05-24 Richard Guenther <rguenther@suse.de>
8093 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
8094 array type from the main variant of the inner type.
8096 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
8098 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
8099 definition to bool (from int) to un-break build.
8100 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
8102 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
8104 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
8105 discard_stmt_changes): Delete.
8106 * tree-ssa-operands.c (scb_stack): Delete.
8107 (init_ssa_operands): Do not initialize it.
8108 (fini_ssa_operands): Do not free it.
8109 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
8111 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
8112 update_stmt, remove the others. Fix comments.
8113 * tree-dfa.c (optimize_stack_restore): Likewise.
8114 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
8115 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
8116 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
8117 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
8119 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
8120 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
8121 (dom_opt_finalize_block): Likewise, adjusting access to
8123 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
8124 (stmts_to_rescan): Change item type to gimple.
8125 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
8127 2009-05-24 Ira Rosen <irar@il.ibm.com>
8129 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
8130 * tree-pass.h (pass_slp_vectorize): New pass.
8131 * params.h (SLP_MAX_INSNS_IN_BB): Define.
8132 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
8133 * tree-vectorizer.c (timevar.h): Include.
8134 (user_vect_verbosity_level): Declare.
8135 (vect_location): Fix comment.
8136 (vect_set_verbosity_level): Update user_vect_verbosity_level
8137 instead of vect_verbosity_level.
8138 (vect_set_dump_settings): Add an argument. Ignore user defined
8139 verbosity if dump flags require higher level of verbosity. Print to
8140 stderr only for loop vectorization.
8141 (vectorize_loops): Update call to vect_set_dump_settings.
8142 (execute_vect_slp): New function.
8143 (gate_vect_slp): Likewise.
8144 (struct gimple_opt_pass pass_slp_vectorize): New.
8145 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
8147 (vec_info_for_bb): New function.
8148 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
8149 (VECTORIZATION_ENABLED): New macro.
8150 (SLP_ENABLED, SLP_DISABLED): Likewise.
8151 (vect_is_simple_use): Add bb_vec_info argument.
8152 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
8153 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
8154 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
8155 vect_schedule_slp, vect_analyze_slp): Likewise.
8156 (vect_analyze_stmt): Add slp_tree argument.
8157 (find_bb_location): Declare.
8158 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
8159 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
8160 (vect_analyze_loop_operations, vect_analyze_loop,
8161 get_initial_def_for_induction, vect_create_epilog_for_reduction,
8162 vect_finalize_reduction, vectorizable_reduction,
8163 vectorizable_live_operation, vect_transform_loop): Likewise.
8164 * tree-data-ref.c (dr_analyze_innermost): Update comment,
8165 skip evolution analysis if analyzing a basic block.
8166 (dr_analyze_indices): Likewise.
8167 (initialize_data_dependence_relation): Skip the test whether the
8168 object is invariant for basic blocks.
8169 (compute_all_dependences): Skip dependence analysis for data
8170 references in basic blocks.
8171 (find_data_references_in_stmt): Don't fail in case of invariant
8172 access in basic block.
8173 (find_data_references_in_bb): New function.
8174 (find_data_references_in_loop): Move code to
8175 find_data_references_in_bb and add a call to it.
8176 (compute_data_dependences_for_bb): New function.
8177 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
8178 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
8180 (vect_analyze_data_ref_dependence): Check for interleaving in case of
8181 unknown dependence in basic block and fail in case of dependence in
8183 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
8184 dependence instances from either loop or basic block vectorization
8186 (vect_compute_data_ref_alignment): Check if it is loop vectorization
8187 before calling nested_in_vect_loop_p.
8188 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
8189 dependence instances from either loop or basic block vectorization
8191 (vect_verify_datarefs_alignment): Likewise.
8192 (vect_enhance_data_refs_alignment): Adjust function calls.
8193 (vect_analyze_data_refs_alignment): Likewise.
8194 (vect_analyze_group_access): Fix printing. Skip different checks if
8195 DR_STEP is 0. Keep strided stores either in loop or basic block
8196 vectorization data structure. Fix indentation.
8197 (vect_analyze_data_ref_access): Fix comments, allow zero step in
8199 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
8200 dependence instances from either loop or basic block vectorization
8202 (vect_analyze_data_refs): Update comment. Call
8203 compute_data_dependences_for_bb to analyze basic blocks.
8204 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
8205 case of loop vectorization. In case of basic block vectorization use
8206 data-ref itself as a base.
8207 (vect_create_data_ref_ptr): In case of basic block vectorization:
8208 don't advance the pointer, add new statements before the current
8209 statement. Adjust function calls.
8210 (vect_supportable_dr_alignment): Support only aligned accesses in
8211 basic block vectorization.
8212 * common.opt (ftree-slp-vectorize): New flag.
8213 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
8214 (vect_pattern_recog_1): Likewise.
8215 * tree-vect-stmts.c (process_use): Likewise.
8216 (vect_init_vector): Add new statements in the beginning of the basic
8217 block in case of basic block SLP.
8218 (vect_get_vec_def_for_operand): Adjust function calls.
8219 (vect_finish_stmt_generation): Likewise.
8220 (vectorizable_call): Add assert that it is loop vectorization, adjust
8222 (vectorizable_conversion, vectorizable_assignment): Likewise.
8223 (vectorizable_operation): In case of basic block SLP, take
8224 vectorization factor from statement's type and skip the relevance
8225 check. Adjust function calls.
8226 (vectorizable_type_demotion): Add assert that it is loop
8227 vectorization, adjust function calls.
8228 (vectorizable_type_promotion): Likewise.
8229 (vectorizable_store): Check for outer loop only in case of loop
8230 vectorization. Adjust function calls. For basic blocks, skip the
8231 relevance check and don't advance pointers.
8232 (vectorizable_load): Likewise.
8233 (vectorizable_condition): Add assert that it is loop vectorization,
8234 adjust function calls.
8235 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
8236 that it is not reduction, get vector type, call only supported
8237 functions, skip loop specific parts.
8238 (vect_transform_stmt): Check for outer loop only in case of loop
8240 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
8241 (vect_is_simple_use): Fix comment, add new argument, fix conditions
8242 for external definition.
8243 * passes.c (pass_slp_vectorize): New pass.
8244 * tree-vect-slp.c (find_bb_location): New function.
8245 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
8246 check for patterns only in loops.
8247 (vect_build_slp_tree): Add argument, adjust function calls, fail in
8248 case of multiple types in basic block SLP.
8249 (vect_mark_slp_stmts_relevant): New function.
8250 (vect_supported_load_permutation_p): Fix comment.
8251 (vect_analyze_slp_instance): Add argument. In case of basic block
8252 SLP, take vectorization factor from statement's type, check that
8253 unrolling factor is 1. Adjust function call. Save SLP instance in
8254 either loop or basic block vectorization structure. Return FALSE,
8256 (vect_analyze_slp): Add argument. Get strided stores groups from
8257 either loop or basic block vectorization structure. Return FALSE
8258 if basic block SLP failed.
8259 (new_bb_vec_info): New function.
8260 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
8261 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
8262 (vect_schedule_slp): Add argument. Get SLP instances from either
8263 loop or basic block vectorization structure. Set vectorization factor
8264 to be 1 for basic block SLP.
8265 (vect_slp_transform_bb): New function.
8266 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
8268 2009-05-23 Mark Mitchell <mark@codesourcery.com>
8270 * final.c (shorten_branches): Do not align labels for jump tables.
8271 (final_scan_insn): Use JUMP_TABLE_DATA_P.
8273 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
8275 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
8276 Remove outdated reference to flow.c and fix nits.
8277 * doc/gccint.texi: Tweak RTL description.
8278 * doc/rtl.texi: Likewise.
8280 2009-05-23 Denis Chertykov <chertykov@gmail.com>
8282 * config/avr/avr.c: Change my email address.
8283 * config/avr/avr.h: Likewise.
8284 * config/avr/avr.md: Likewise.
8285 * config/avr/avr-protos.h: Likewise.
8286 * config/avr/libgcc.S: Likewise.
8288 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
8290 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
8291 (spu_split_load, spu_split_store): Change return type to int.
8292 (spu_split_convert): Declare.
8293 * config/spu/predicates.md (spu_mem_operand): Remove.
8294 (spu_mov_operand): Update.
8295 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
8296 * config/spu/spu.c (regno_aligned_for_load): Remove.
8297 (reg_aligned_for_addr, spu_expand_load): Define.
8298 (spu_expand_extv): Reimplement and handle MEM.
8299 (spu_expand_insv): Handle MEM.
8300 (spu_sched_reorder): Handle insn's with length 0.
8301 (spu_legitimate_address_p): Reimplement.
8302 (store_with_one_insn_p): Return TRUE for any mode with size
8303 larger than 16 bytes.
8304 (address_needs_split): Define.
8305 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
8307 (spu_convert_move): Define.
8308 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
8309 (spu_split_store): Change all MEM's to TImode.
8310 (spu_init_expanders): Preallocate registers that correspond to
8311 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
8313 (spu_split_convert): Define.
8314 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
8315 (_move<mode>, _movdi, _movti): Update predicate and condition.
8316 (load, store): Change to define_split.
8317 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
8319 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
8320 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
8321 define_insn_and_split of lshr<mode>3.
8322 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
8323 (<v>ashr<mode>3_imm): Define.
8324 (extv, extzv, insv): Allow MEM operands.
8325 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
8326 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
8327 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
8328 (_spu_convert2): Change to define_insn_and_split and remove the
8329 corresponding define_peephole2.
8330 (stack_protect_set, stack_protect_test, stack_protect_test_si):
8331 Change predicates to memory_operand.
8333 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8335 * config/arm/thumb2.md: Add 16-bit multiply instructions.
8337 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
8339 PR tree-optimization/40219
8340 * tree.c (iterative_hash_expr): Make sure the builtin function is
8341 a normal builtin function and not a front end or back end builtin
8342 before indexing into the built_in_decls array.
8344 2009-05-22 Richard Guenther <rguenther@suse.de>
8347 * alias.c (write_dependence_p): Do not use TBAA for answering
8348 anti-dependence or output-dependence.
8349 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
8350 (emit_pointer_definition): Remove.
8351 (emit_alias_warning): Likewise.
8352 (find_what_var_points_to): Remove TBAA pruning code.
8353 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
8355 (compute_points_to_sets): Remove code computing the set of
8356 dereferenced pointers.
8357 * tree-data-ref.c (dr_may_alias_p): Properly use the split
8358 oracle for querying anti and output dependencies.
8359 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
8360 if TBAA may be applied.
8361 (refs_anti_dependent_p): New function.
8362 (refs_output_dependent_p): Likewise.
8363 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
8364 (refs_output_dependent_p): Likewise.
8365 * doc/tree-ssa.texi (Memory model): New section.
8366 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8367 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8368 * cfgexpand.c (expand_gimple_basic_block): Do not handle
8369 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
8370 * expr.c (expand_expr_real_1): Likewise.
8371 * gimple-low.c (lower_stmt): Likewise.
8372 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
8373 (dump_gimple_cdt): Remove.
8374 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8375 (gimple_size): Likewise.
8376 (walk_gimple_op): Likewise.
8377 (is_gimple_stmt): Likewise.
8378 (walk_stmt_load_store_addr_ops): Likewise.
8379 (gimple_build_cdt): Remove.
8380 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8381 * gimple.h (gimple_cdt_new_type): Remove.
8382 (gimple_cdt_new_type_ptr): Likewise.
8383 (gimple_cdt_set_new_type): Likewise.
8384 (gimple_cdt_location): Likewise.
8385 (gimple_cdt_location_ptr): Likewise.
8386 (gimple_cdt_set_location): Likewise.
8387 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8388 * tree-cfg.c (remove_useless_stmts_1): Do not handle
8389 GIMPLE_CHANGE_DYNAMIC_TYPE.
8390 (verify_types_in_gimple_stmt): Likewise.
8391 * tree-inline.c (estimate_num_insns): Likewise.
8392 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
8393 (copy_decl_to_var): Likewise.
8394 (copy_result_decl_to_var): Likewise.
8395 * tree-pretty-print.c (dump_generic_node): Do not handle
8396 CHANGE_DYNAMIC_TYPE_EXPR.
8397 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8398 * tree-ssa-operands.c (get_expr_operands): Likewise.
8399 * tree-ssa-structalias.c (struct variable_info): Remove
8400 no_tbaa_pruning member.
8401 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
8402 (unify_nodes): Do not copy it.
8403 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8404 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
8405 (set_uids_in_ptset): Do not check it.
8406 (find_what_var_points_to): Likewise.
8407 (compute_tbaa_pruning): Remove.
8408 (compute_points_to_sets): Do not call it.
8409 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8410 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8411 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
8412 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
8413 (DECL_NO_TBAA_P): Likewise.
8414 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
8415 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
8416 (expand_omp_atomic_pipeline): Do not set it.
8417 * print-tree.c (print_node): Do not dump it.
8418 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
8421 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
8424 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
8427 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8429 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
8432 2009-05-22 Ben Elliston <bje@au.ibm.com>
8434 * Makefile.in (bversion.h, s-bversion): New targets.
8435 (TOPLEV_H): Add bversion.h.
8436 * toplev.h: Include "bversion.h".
8437 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
8438 the __format__ attribute only if compiling with the same version
8439 of GCC as the sources (the "build version").
8441 2009-05-22 Ben Elliston <bje@au.ibm.com>
8443 * c-format.c (handle_format_attribute): Fix comment typo.
8445 2009-05-21 Steve Ellcey <sje@cup.hp.com>
8448 * config/ia64/ia64.opt (mfused-madd): New.
8449 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
8450 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
8451 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
8452 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
8453 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
8454 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
8455 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
8456 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
8457 instruction if !TARGET_FUSED_MADD.
8458 (fpma, fpms): Remove colon from name.
8460 2009-05-22 Richard Guenther <rguenther@suse.de>
8462 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
8463 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
8464 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
8466 (create_expression_by_pieces): Only convert if necessary.
8467 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
8468 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
8470 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
8472 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
8473 regular pattern from a template and rename it ...
8474 (*extzv_truncsi_exts): ... to this.
8476 2009-05-21 Richard Guenther <rguenther@suse.de>
8478 * cgraph.h (struct cgraph_node): Remove inline_decl member.
8479 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
8480 (cgraph_default_inline_p): Likewise.
8481 (cgraph_decide_inlining_incrementally): Likewise.
8483 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
8484 Uros Bizjak <ubizjak@gmail.com>
8486 * config/i386/cpuid.h (bit_MOVBE): New.
8488 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
8490 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
8491 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
8492 (ix86_handle_option): Handle OPT_mmovbe.
8493 (ix86_target_string): Add -mmovbe.
8494 (pta_flags): Add PTA_MOVBE.
8495 (processor_alias_table): Add PTA_MOVBE to "atom".
8496 (override_options): Handle PTA_MOVBE.
8498 * config/i386/i386.h (TARGET_MOVBE): New.
8500 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
8501 (*bswapsi_movbe): New.
8502 (*bswapdi_movbe): Likewise.
8503 (bswapdi2): Renamed to ...
8505 (bswapdi2): New expander.
8507 * config/i386/i386.opt (mmovbe): New.
8509 * doc/invoke.texi: Document -mmovbe.
8511 2009-05-21 Taras Glek <tglek@mozilla.com>
8513 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
8514 * gcc-plugin.h (plugin_init): Updated signature.
8515 * gcc-plugin.h (plugin_name_args): Moved to this header.
8516 * doc/plugins.texi (plugin_init): Updated documention to reflect
8518 * doc/plugins.texi (plugin_name_args): Added to documention.
8520 2009-05-21 Mark Mitchell <mark@codesourcery.com>
8522 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
8523 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
8525 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
8527 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
8528 JUMP_TABLE_DATA_P predicates where applicable.
8529 * config/i386/predicates.md: Ditto.
8530 * config/i386/sse.md: Ditto.
8532 2009-05-21 Jakub Jelinek <jakub@redhat.com>
8534 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
8535 operand2 -128 override length_immediate attribute to 1.
8536 * config/i386/predicates.md (constm128_operand): New predicate.
8538 * config/i386/i386.c (memory_address_length): Handle %r12
8539 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
8541 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
8542 mode look through optional ZERO_EXTEND and SUBREG.
8543 * config/i386/i386.md (R12_REG): New define_constant.
8544 (prefix_data16): For sse unit set also for MODE_TI insns.
8545 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
8546 insns set if operand 1 is ext_QIreg_operand.
8547 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
8548 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
8550 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
8551 mode from MODE_DI to MODE_SI.
8552 (movdi_1_rex64): Override modrm and length_immediate attributes
8553 only for movabs (TYPE_IMOV, alternative 2).
8554 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
8555 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
8556 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
8557 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
8558 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
8559 prefix_rex attribute if DImode.
8560 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
8561 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
8562 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
8563 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
8564 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
8565 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
8566 Likewise. For TYPE_IMOV clear length_immediate attribute.
8567 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
8568 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
8569 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
8570 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
8571 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
8572 or one operand TYPE_ISHIFT.
8573 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
8574 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
8575 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
8576 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
8577 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
8578 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
8579 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
8580 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
8581 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
8582 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
8583 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
8584 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
8585 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
8586 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
8587 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
8588 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
8589 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
8590 set mode attribute, don't override length attribute.
8591 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
8593 (return_internal_long): Set length attribute to 2 instead of 1.
8594 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
8595 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
8596 prefix_rex attribute.
8597 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
8599 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
8601 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8603 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
8605 2009-05-20 Ian Lance Taylor <iant@google.com>
8607 * tree.c (build_tree_list_vec_stat): New function.
8608 (ctor_to_vec): New function.
8609 (build_nt_call_vec): New function.
8610 (build_call_array): Change args to be a const pointer.
8611 (build_call_vec): New function.
8612 * tree.h (build_nt_call_vec): Declare.
8613 (build_tree_list_vec_stat): Declare.
8614 (build_tree_list_vec): Define.
8615 (build_call_array): Update declaration.
8616 (build_call_vec): Declare.
8617 (ctor_to_vec): Declare.
8618 * c-common.c (tree_vector_cache): New static variable.
8619 (make_tree_vector): New function.
8620 (release_tree_vector): New function.
8621 (make_tree_vector_single): New function.
8622 (make_tree_vector_copy): New function.
8623 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
8624 (make_tree_vector_single, make_tree_vector_copy): Declare.
8625 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
8626 (c_parser_expr_list): Don't manage cache here, instead call
8628 (c_parser_release_expr_list): Remove static function.
8629 (c_parser_vec_to_tree_list): Remove static function.
8630 (c_parser_attributes): Call build_tree_list_vec instead of
8631 c_parser_vec_to_tree_list. Call release_tree_vector instead of
8632 c_parser_release_expr_list.
8633 (c_parser_postfix_expression_after_primary): Likewise.
8634 (c_parser_objc_keywordexpr): Likewise.
8636 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
8638 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
8639 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
8640 TARGET_CONVERT_TO_TYPE.
8641 * hooks.c (hook_tree_const_tree_null): Define.
8642 * hooks.h (hook_tree_const_tree_null): Declare.
8643 * target.h (struct gcc_target): Add invalid_parameter_type,
8644 invalid_return_type, promoted_type, and convert_to_type fields.
8645 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
8646 (TARGET_INVALID_RETURN_TYPE): Define.
8647 (TARGET_PROMOTED_TYPE): Define.
8648 (TARGET_CONVERT_TO_TYPE): Define.
8649 (TARGET_INITIALIZER): Update for new fields.
8650 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
8651 (grokparms): Check targetm.invalid_parameter_type.
8652 * c-typeck.c (default_conversion): Check targetm.promoted_type.
8653 * c-convert.c (convert): Check targetm.convert_to_type.
8655 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
8657 * config/mips/mips.md (*extenddi_truncate<mode>,
8658 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
8660 (*extendhi_truncateqi): New define_insn_and_sptit.
8662 2009-05-20 Jakub Jelinek <jakub@redhat.com>
8665 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
8666 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
8668 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
8670 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
8671 the operand of VIEW_CONVERT_EXPR.
8673 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
8675 * config/i386/driver-i386.c (host_detect_local_cpu): Check
8676 extended family and model for Intel processors. Support Intel Atom.
8678 2009-05-20 Olivier Hainque <hainque@adacore.com>
8680 * gstab.h (stab_code_type): Define, to be used instead of the
8681 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
8683 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
8684 occurrences by stab_code_type.
8685 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
8687 2009-05-20 Martin Jambor <mjambor@suse.cz>
8689 * tree-flow.h (insert_edge_copies_seq): Undeclare.
8690 (sra_insert_before): Likewise.
8691 (sra_insert_after): Likewise.
8692 (sra_init_cache): Likewise.
8693 (sra_type_can_be_decomposed_p): Likewise.
8694 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
8695 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
8696 (sra_insert_before): Likewise.
8697 (sra_insert_after): Likewise.
8698 (sra_init_cache): Likewise.
8699 (insert_edge_copies_seq): Made static and moved upwards.
8701 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
8704 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
8706 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
8707 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
8710 2009-05-20 Richard Guenther <rguenther@suse.de>
8712 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
8713 with mismatched comparison modes.
8715 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8717 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
8718 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
8719 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
8720 with shifts for Thumb2.
8721 (orsi_notsi): New for orn.
8722 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
8723 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
8724 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
8725 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
8726 Don't invert remainder for IOR.
8728 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
8730 PR tree-optimization/40087
8731 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
8732 number_of_iterations_ne): Rename never_infinite argument.
8733 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
8734 number_of_iterations_le): Handle pointer-type ivs when
8735 exit_must_be_taken is false.
8736 (number_of_iterations_cond): Do not always assume that
8737 exit_must_be_taken if the control variable is a pointer.
8739 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8741 * c-typeck.c (build_binary_op): Allow % on integal vectors.
8742 * doc/extend.texi (Vector Extension): Document that % is allowed too.
8744 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
8746 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
8747 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
8749 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
8752 * c.opt (Wlogical-op): Disabled by default.
8753 * c-opt (c_common_post_options): Do not enable Wlogical-op with
8755 * doc/invoke.texi (Wlogical-op): Likewise.
8757 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
8759 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
8761 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
8762 Propagate the type of the first operand.
8763 <ASSERT_EXPR>: Simplify.
8764 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
8765 Rewrite using the RHS code as discriminant.
8766 <NOP_EXPR>: Turn into CASE_CONVERT.
8767 <PLUS_EXPR>: Propagate the type of the first operand.
8769 2009-05-19 Steve Ellcey <sje@cup.hp.com>
8771 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
8772 (ia64_dconst_0_375): New.
8773 * config/ia64/ia64.c (ia64_override_options): Remove
8774 -minline-sqrt-min-latency warning.
8775 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
8776 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
8777 * config/ia64/ia64.md (*sqrt_approx): Remove.
8778 (sqrtsf2): Remove #if 0.
8779 (sqrtsf2_internal_thr): Rewrite and move to div.md.
8780 (sqrtdf): Remove assert.
8781 (sqrtdf2_internal_thr): Rewrite and move to div.md.
8782 (sqrtxf2): Remove #if 0.
8783 (sqrtxf2_internal_thr): Rewrite and move to div.md.
8784 * div.md (sqrt_approx_rf): New.
8785 (sqrtsf2_internal_thr): New implementation.
8786 (sqrtsf2_internal_lat): New.
8787 (sqrtdf2_internal_thr: New implementation.
8788 (sqrtxf2_internal): New implementation.
8790 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
8791 Hans-Peter Nilsson <hp@axis.com>
8793 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
8794 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
8795 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
8796 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
8797 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
8798 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
8799 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
8800 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
8801 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
8802 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
8803 * c-common.c: ...from here.
8805 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
8807 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
8809 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8811 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
8813 2009-05-19 Ben Elliston <bje@au.ibm.com>
8815 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
8816 assignments with memcpy calls.
8817 (add_fdes): Likewise.
8818 (binary_search_unencoded_fdes): Likewise.
8819 (linear_search_fdes): Eliminate type puns.
8821 2009-05-19 Richard Guenther <rguenther@suse.de>
8823 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
8824 not falsely claim to have propagated into all uses.
8826 2009-05-19 Ben Elliston <bje@au.ibm.com>
8828 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
8831 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
8833 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
8834 * config/sh/sh.c (sh_legitimate_address_p): Make static.
8835 (TARGET_LEGITIMATE_ADDRESS_P): New.
8836 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8837 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
8839 2009-05-18 Dodji Seketeli <dodji@redhat.com>
8842 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
8843 child of the containing namespace's DIE.
8845 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
8847 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
8848 *zero_extendhi_truncqi): Move after the zero_extend patterns.
8849 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
8852 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
8855 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
8856 gen_align with gen_pad.
8857 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
8858 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
8860 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
8861 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
8863 * config/i386/i386.md (align): Renamed to ...
8864 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
8865 ASM_OUTPUT_MAX_SKIP_PAD.
8867 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
8869 * config.gcc: Fix variable syntax.
8872 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
8873 before calling exact_log2.
8874 (output_iorsi3): Likewise.
8875 (output_xorsi3): Likewise.
8877 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
8879 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
8880 for the none zero constant operand except for EQ and NE
8881 comprisons even when the first operand is R0.
8883 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
8885 * config/s390/2064.md: Remove trailing whitespaces.
8886 * config/s390/2084.md: Likewise.
8887 * config/s390/constraints.md: Likewise.
8888 * config/s390/fixdfdi.h: Likewise.
8889 * config/s390/libgcc-glibc.ver: Likewise.
8890 * config/s390/s390-modes.def: Likewise.
8891 * config/s390/s390-protos.h: Likewise.
8892 * config/s390/s390.c: Likewise.
8893 * config/s390/s390.h: Likewise.
8894 * config/s390/s390.md: Likewise.
8895 * config/s390/tpf-unwind.h: Likewise.
8897 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
8899 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
8901 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
8904 * configure.ac (m68k-*-*): Check if binutils support TLS.
8905 * configure: Regenerate.
8906 * config/m68k/predicates.md (symbolic_operand): Extend comment.
8907 * config/m68k/constraints.md (Cu): New constraint.
8908 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
8909 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
8910 (movsi): Handle TLS symbols.
8911 (addsi3_5200): Handle XTLS symbols, indent.
8912 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
8913 (m68k_tls_reference_p): Declare.
8914 (m68k_legitimize_address): Declare.
8915 (m68k_unwrap_symbol): Declare.
8916 * config/m68k/m68k.opt (mxtls): New option.
8917 * config/m68k/m68k.c (ggc.h): Include.
8918 (m68k_output_dwarf_dtprel): Implement hook.
8919 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
8920 (m68k_expand_prologue): Load GOT pointer when function needs it.
8921 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
8922 (m68k_legitimate_constant_address_p): Same.
8923 (m68k_decompose_address): Handle TLS references.
8924 (m68k_get_gp): New static function.
8925 (enum m68k_reloc): New contants.
8926 (TLS_RELOC_P): New macro.
8927 (m68k_wrap_symbol): New static function.
8928 (m68k_unwrap_symbol): New function.
8929 (m68k_final_prescan_insn_1): New static function.
8930 (m68k_final_prescan_insn): New function.
8931 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
8933 (legitimize_pic_address): Handle TLS references..
8934 (m68k_tls_get_addr, m68k_get_tls_get_addr)
8935 (m68k_libcall_value_in_a0_p)
8936 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
8937 (m68k_call_m68k_read_tp): Helper variables and functions for ...
8938 (m68k_legitimize_tls_address): Handle TLS references.
8939 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
8941 (m68k_legitimize_address): Handle TLS symbols.
8942 (m68k_get_reloc_decoration): New static function.
8943 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
8945 (m68k_output_dwarf_dtprel): Implement hook.
8946 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
8947 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
8948 m68k_call_* routines.
8949 (sched_attr_op_type): Handle TLS symbols.
8950 (gt-m68k.h): Include.
8951 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
8952 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
8954 2009-05-18 Martin Jambor <mjambor@suse.cz>
8956 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
8957 (visit_store_addr_for_mod_analysis): New function.
8958 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
8959 (determine_cst_member_ptr): Use gimple_assign_single_p.
8960 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
8961 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
8962 operands. Don't check number of operands of a NOP_EXPR.
8964 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
8966 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
8968 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
8971 * c-common.c (warn_logical_operator): Don't warn if one of
8972 expression isn't always true or false.
8974 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
8976 * config/i386/biarch32.h: New file.
8977 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
8979 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
8981 * config/mips/mips.md (*zero_extend<mode>_trunchi,
8982 *zero_extend<mode>_truncqi): Merge these into ...
8983 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
8984 Name the pattern following this as *zero_extendhi_truncqi.
8986 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
8989 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
8990 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
8991 (output_info): Make field HOST_WIDEST_INT.
8992 (print_statistics): Use HOST_WIDEST_INT_PRINT.
8993 (dump_bitmat_statistics): Same.
8995 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
8997 * config.gcc (use_gcc_stdint): Set to wrap.
8998 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
8999 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
9000 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
9001 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
9002 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
9003 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
9004 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
9005 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
9007 2009-05-16 Joseph Myers <joseph@codesourcery.com>
9009 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
9011 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
9012 Move definitions earlier.
9013 (OPT_ARCH64, OPT_ARCH32): Define.
9014 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
9017 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9020 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
9023 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9025 * arm.md (movdi2): Copy non-reg values to DImode registers.
9027 2009-05-16 Jakub Jelinek <jakub@redhat.com>
9030 * final.c (label_to_max_skip): New function.
9031 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
9032 CODE_LABEL_NUMBER <= max_labelno.
9033 * output.h (label_to_max_skip): New prototype.
9034 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
9035 (ix86_avoid_jump_mispredicts): ... this. Don't define if
9036 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
9037 Handle CODE_LABELs with >= 16 byte alignment or with
9038 max_skip == (1 << align) - 1.
9039 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
9040 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
9043 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
9044 .p2align 3 if MAX_SKIP is smaller than 7.
9045 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
9047 2009-05-15 Ian Lance Taylor <iant@google.com>
9049 * alias.c (struct alias_set_entry_d): Rename from struct
9050 alias_set_entry. Change all uses.
9051 * except.c (struct call_site_record_d): Rename from struct
9052 call_site_record. Change all uses.
9053 * except.h (struct eh_region_d): Rename from struct eh_region.
9055 * gcse.c (struct hash_table_d): Rename from struct hash_table.
9057 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
9058 ivtype_map_elt. Change all uses.
9059 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
9061 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
9062 * graphite.h (struct name_tree_d): Rename from struct name_tree.
9064 (struct sese_d): Rename from struct sese. Change all uses.
9065 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
9066 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
9067 * optabs.h (struct optab_d): Rename from struct optab. Change all
9069 (struct convert_optab_d): Rename from struct convert_optab.
9071 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
9072 ipa_opt_pass. Change all uses.
9073 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
9076 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
9077 defined as a typedef.
9078 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
9081 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9084 * fold-const.c (make_range,build_range_check,merge_ranges): Move
9086 (merge_ranges): Returns bool.
9087 * tree.h (make_range): .. to here.
9088 (build_range_check): Likewise.
9089 (merge_ranges): Likewise. Renamed from merge_ranges.
9090 * c-typeck.c (parser_build_binary_op): Update calls to
9091 warn_logical_operator.
9092 * c-common.c (warn_logical_operator): Add new warning.
9093 * c-common.h (warn_logical_operator): Update declaration.
9095 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9097 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
9099 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9101 * doc/install.texi: Document MPC requirements, flags etc.
9103 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
9104 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
9105 Evaluate constant arguments.
9106 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
9107 (fold_builtin_1): Likewise, also evaluate constant arguments.
9108 Remove superfluous break.
9109 (do_mpc_ckconv): New.
9110 * real.h: Include mpc.h.
9111 * toplev.c (print_version): Output MPC version info if available.
9113 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9115 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
9117 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
9119 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
9122 2009-05-15 Jan Hubicka <jh@suse.cz>
9124 * doc/invoke.texi (max-early-inliner-iterations): New flag.
9125 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
9126 (try_inline): Fix return value.
9127 (cgraph_decide_inlining_incrementally): Honor new value.
9128 (cgraph_early_inlining): Handle indirect inlining.
9129 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
9131 2009-05-15 Jan Hubicka <jh@suse.cz>
9133 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
9134 * cgraphunit.c (cgraph_finalize_function): Set it.
9135 (cgraph_expand_function): Use it.
9137 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9139 * real.c (encode_ieee_half): Define.
9140 (decode_ieee_half): Define.
9141 (ieee_half_format): Define.
9142 (arm_half_format): Define.
9143 * real.h (ieee_half_format): Declare.
9144 (arm_half_format): Declare.
9146 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9148 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
9149 swapped, and reversed optabs exist before trying to use them.
9151 2009-05-15 Paul Brook <paul@codesourcery.com>
9152 Sandra Loosemore <sandra@codesourcery.com>
9154 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
9155 loads. Allow PRE_DEC.
9156 (output_move_neon): Handle PRE_DEC.
9157 (arm_print_operand): Add 'A' for neon structure loads.
9158 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
9159 * config/arm/neon.md (neon_mov): Update comment.
9160 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
9162 (Um): New constraint.
9164 2009-05-15 Jan Hubicka <jh@suse.cz>
9166 Revert the following patch until testsuite fallout is fixed:
9167 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9168 * cgraph.h (struct inline_summary): New filed self_wize,
9169 size_inlining_benefit, self_time and time_inlining_benefit.
9170 (struct cgraph_global_info): Replace insns by time ans size fields.
9171 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9172 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9173 (ipcp_update_callgraph): Do not touch function bodies.
9174 * ipa-inline.c: Include except.h
9175 (MAX_TIME): New constant.
9176 (overall_insns): Remove
9177 (overall_size, max_benefit): New static variables.
9178 (cgraph_estimate_time_after_inlining): New function.
9179 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9180 (cgraph_clone_inlined_nodes): Update size.
9181 (cgraph_mark_inline_edge): Update size.
9182 (cgraph_estimate_growth): Use size info.
9183 (cgraph_check_inline_limits): Check size.
9184 (cgraph_default_inline_p): Likewise.
9185 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9186 (cgraph_decide_recursive_inlining): Check size.
9187 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9189 (cgraph_decide_inlining): Likewise.
9190 (cgraph_decide_inlining_incrementally): Likewise; honor
9191 PARAM_EARLY_INLINING_INSNS.
9192 (likely_eliminated_by_inlining_p): New predicate.
9193 (estimate_function_body_sizes): New function.
9194 (compute_inline_parameters): Use it.
9195 * except.c (must_not_throw_labels): New function.
9196 * except.h (must_not_throw_labels): Declare.
9197 * tree-inline.c (init_inline_once): Kill inlining_weigths
9198 * tree-ssa-structalias.c: Avoid uninitialized warning.
9199 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9200 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9201 (PARAM_INLINE_CALL_COST): Remove.
9202 (PARAM_EARLY_INLINING_INSNS): New.
9204 2009-05-15 Richard Guenther <rguenther@suse.de>
9206 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
9207 not TODO_update_ssa.
9209 2009-05-15 Richard Guenther <rguenther@suse.de>
9211 PR tree-optimization/39999
9212 * gimple.h (gimple_expr_type): Use the expression type looking
9213 through useless conversions.
9214 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
9215 (vn_nary_op_insert_stmt): Likewise.
9216 (simplify_binary_expression): Likewise.
9218 2009-05-15 Richard Guenther <rguenther@suse.de>
9220 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9221 New options, enabled by default.
9222 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9224 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
9225 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
9226 * tree-ssa-structalias.c (gate_tree_pta): New function.
9227 (pass_build_alias): Use it.
9229 2009-05-15 Joseph Myers <joseph@codesourcery.com>
9231 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
9232 recurse on an invariant address if a conversion from a pointer
9233 type to a wider integer type is involved.
9235 2009-05-15 Jan Hubicka <jh@suse.cz>
9237 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9238 * cgraph.h (struct inline_summary): New filed self_wize,
9239 size_inlining_benefit, self_time and time_inlining_benefit.
9240 (struct cgraph_global_info): Replace insns by time ans size fields.
9241 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9242 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9243 (ipcp_update_callgraph): Do not touch function bodies.
9244 * ipa-inline.c: Include except.h
9245 (MAX_TIME): New constant.
9246 (overall_insns): Remove
9247 (overall_size, max_benefit): New static variables.
9248 (cgraph_estimate_time_after_inlining): New function.
9249 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9250 (cgraph_clone_inlined_nodes): Update size.
9251 (cgraph_mark_inline_edge): Update size.
9252 (cgraph_estimate_growth): Use size info.
9253 (cgraph_check_inline_limits): Check size.
9254 (cgraph_default_inline_p): Likewise.
9255 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9256 (cgraph_decide_recursive_inlining): Check size.
9257 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9259 (cgraph_decide_inlining): Likewise.
9260 (cgraph_decide_inlining_incrementally): Likewise; honor
9261 PARAM_EARLY_INLINING_INSNS.
9262 (likely_eliminated_by_inlining_p): New predicate.
9263 (estimate_function_body_sizes): New function.
9264 (compute_inline_parameters): Use it.
9265 * except.c (must_not_throw_labels): New function.
9266 * except.h (must_not_throw_labels): Declare.
9267 * tree-inline.c (init_inline_once): Kill inlining_weigths
9268 * tree-ssa-structalias.c: Avoid uninitialized warning.
9269 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9270 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9271 (PARAM_INLINE_CALL_COST): Remove.
9272 (PARAM_EARLY_INLINING_INSNS): New.
9273 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
9274 (inline-call-cost): Remove.
9275 (early-inlining-insns): New.
9277 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
9279 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
9281 (print_int_cst_bounds_in_octal_p): Likewise.
9282 (dbxout_type): Adjust calls to above functions. Be prepared to deal
9284 * dwarf2out.c (base_type_die): Likewise.
9285 (is_subrange_type): Delete.
9286 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
9287 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
9288 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
9289 if the destination type is boolean.
9290 (build_range_check): Do not special-case subtypes.
9291 (fold_sign_changed_comparison): Likewise.
9292 (fold_unary): Likewise.
9293 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
9294 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
9295 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
9296 * tree.c (subrange_type_for_debug_p): New predicate based on the
9297 former is_subrange_type.
9298 * tree.h (subrange_type_for_debug_p): Declare.
9299 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
9300 (convert_affine_scev): Remove call to above function.
9301 (chrec_convert_aggressive): Likewise.
9302 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
9303 false for conversions involving subtypes.
9304 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
9305 (vrp_val_min): Likewise.
9306 (needs_overflow_infinity): Likewise.
9307 (extract_range_from_unary_expr): Likewise.
9309 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
9311 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
9312 * config/frv/frv.c: Likewise.
9313 * config/s390/s390.c: Likewise.
9314 * config/sparc/sparc.h: Likewise.
9315 * config/i386/i386.h: Likewise.
9316 * config/i386/i386.c: Likewise.
9317 * config/crx/crx.c: Likewise.
9318 * config/m68hc11/m68hc11.h: Likewise.
9319 * config/iq2000/iq2000.c: Likewise.
9320 * config/mn10300/mn10300.h: Likewise.
9321 * config/mn10300/mn10300.c: Likewise.
9322 * config/m68k/m68k.c: Likewise.
9323 * config/rs6000/rs6000.c: Likewise.
9324 * config/rs6000/xcoff.h: Likewise.
9325 * config/rs6000/linux64.h: Likewise.
9326 * config/rs6000/sysv4.h: Likewise.
9327 * config/score/score3.c: Likewise.
9328 * config/score/score7.c: Likewise.
9329 * config/score/score.c: Likewise.
9330 * config/arm/arm.md: Likewise.
9331 * config/mips/mips.c: Likewise.
9332 * config/mips/mips.md: Likewise.
9333 * config/bfin/bfin.h: Likewise.
9334 * config/pa/pa.c: Likewise.
9335 * config/pa/constraints.md: Likewise.
9337 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
9338 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
9339 * config/pdp11/pdp11.h: Use memory_address_p instead.
9341 2009-05-14 Ian Lance Taylor <iant@google.com>
9343 * passes.c (finish_optimization_passes): Change i to int.
9344 * plugin.c (plugins_active_p): Change event to int.
9345 (dump_active_plugins): Likewise.
9346 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
9348 * tree.c (tree_range_check_failed): Change c to unsigned int.
9349 (omp_clause_range_check_failed): Likewise.
9350 (build_common_builtin_nodes): Change mode to int. Add cast.
9351 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
9352 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
9354 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
9355 ++ or -- with a variable of enum type.
9357 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9360 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
9362 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9364 * store-motion.c: Do not include params.h
9365 * Makefile.in: Fix dependencies for various files.
9367 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9369 * auto-inc-dec.c: Fix pass description, remove apparent
9370 accidental duplication.
9372 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
9375 * ipa-utils.h (memory_identifier_string): Moved to ...
9376 * tree.h (memory_identifier_string): Here. Add GTY(()).
9378 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9380 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
9381 in the former documentation of...
9382 (GO_IF_LEGITIMATE_ADDRESS): ... this.
9383 * ira-conflicts.c (get_dup_num): Use address_operand.
9384 * targhooks.c (default_legitimate_address_p): New.
9385 * targhooks.h (default_legitimate_address_p): New.
9386 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
9388 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
9389 * target.h (struct target): Add legitimate_address_p.
9390 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
9391 (TARGET_INITIALIZER): Include it.
9393 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9394 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
9395 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
9396 (TARGET_LEGITIMATE_ADDRESS_P): New.
9398 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9399 (REG_OK_STRICT_P): Delete.
9400 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
9401 (frv_legitimate_address_p_1): ... this.
9402 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
9403 (frv_legitimate_address_p_1): ... the renamed old
9404 frv_legitimate_address_p.
9405 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
9406 (TARGET_LEGITIMATE_ADDRESS_P): New.
9408 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9409 * config/s390/s390-protos.h (legitimate_address_p): Remove.
9410 * config/s390/s390.c (legitimate_address_p): Rename to...
9411 (s390_legitimate_address_p): ... this, make static.
9412 (legitimize_address): Adjust call.
9413 (TARGET_LEGITIMATE_ADDRESS_P): New.
9414 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
9416 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9417 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
9418 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
9419 (TARGET_LEGITIMATE_ADDRESS_P): New.
9421 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9422 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
9423 * config/spu/spu.c (spu_legitimate_address): Rename to...
9424 (spu_legitimate_address_p): ... this, make static.
9425 (TARGET_LEGITIMATE_ADDRESS_P): New.
9427 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9428 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
9429 * config/sparc/sparc.c (legitimate_address_p): Rename to...
9430 (sparc_legitimate_address_p): ... this, make static and return bool.
9431 (legitimize_address): Adjust call.
9432 (TARGET_LEGITIMATE_ADDRESS_P): New.
9434 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9435 * config/i386/i386-protos.h (legitimate_address_p): Remove.
9436 * config/i386/i386.c (legitimate_address_p): Rename to...
9437 (ix86_legitimate_address_p): ... this, make static.
9438 (constant_address_p): Move after it, adjust call.
9439 (TARGET_LEGITIMATE_ADDRESS_P): New.
9441 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9442 * config/avr/avr-protos.h (legitimate_address_p): Remove.
9443 * config/avr/avr.c (legitimate_address_p): Rename to...
9444 (avr_legitimate_address_p): ... this, make static.
9445 (legitimize_address): Adjust call.
9446 (TARGET_LEGITIMATE_ADDRESS_P): New.
9448 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9449 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
9450 * config/crx/crx.c (crx_legitimate_address_p): Make static.
9451 (TARGET_LEGITIMATE_ADDRESS_P): New.
9453 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9454 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
9455 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
9456 (TARGET_LEGITIMATE_ADDRESS_P): New.
9458 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9459 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
9461 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
9463 (TARGET_LEGITIMATE_ADDRESS_P): New.
9465 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9466 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
9468 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
9470 (m68hc11_legitimate_address_p): ... this, make static.
9471 (go_if_legitimate_address_internal): Rename to...
9472 (m68hc11_legitimate_address_p_1): ... this.
9473 (legitimize_address): Adjust call.
9474 (TARGET_LEGITIMATE_ADDRESS_P): New.
9476 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9477 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
9478 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
9479 (TARGET_LEGITIMATE_ADDRESS_P): New.
9481 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9482 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
9483 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
9484 (mn10300_legitimate_address_p): ... this, make static.
9485 (TARGET_LEGITIMATE_ADDRESS_P): New.
9487 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9488 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
9489 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
9490 (TARGET_LEGITIMATE_ADDRESS_P): New.
9492 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9493 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
9494 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
9495 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9496 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
9497 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
9498 (rs6000_legitimate_address_p): ... this, make static.
9499 (TARGET_LEGITIMATE_ADDRESS_P): New.
9500 (REG_MODE_OK_FOR_BASE_P): Delete.
9501 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
9503 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9504 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
9506 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
9507 static, adjust types.
9508 (TARGET_LEGITIMATE_ADDRESS_P): New.
9510 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9511 * config/score/score.c (score_address_p): Rename to...
9512 (score_legitimate_address_p): ... this.
9513 (TARGET_LEGITIMATE_ADDRESS_P): New.
9514 * config/score/score3.c (score3_address_p): Rename to...
9515 (score3_legitimate_address_p): ... this.
9516 * config/score/score7.c (score7_address_p): Rename to...
9517 (score7_legitimate_address_p): ... this.
9519 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
9520 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
9521 GO_IF_LEGITIMATE_ADDRESS): Delete.
9522 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
9523 thumb2_legitimate_address_p): Delete.
9524 (arm_legitimate_address_p): Rename to...
9525 (arm_legitimate_address_outer_p): ... this.
9526 * config/arm/constraints.md ("Uq"): Adjust call.
9527 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
9528 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
9530 (arm_legitimate_address_outer_p): ... this.
9531 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
9533 (TARGET_LEGITIMATE_ADDRESS_P): New.
9535 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9536 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
9537 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
9538 (TARGET_LEGITIMATE_ADDRESS_P): New.
9540 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9541 * config/vax/vax-protos.h (legitimate_address_p): Remove.
9542 * config/vax/vax.c (legitimate_address_p): Rename to...
9543 (vax_legitimate_address_p): ... this, make static.
9544 (TARGET_LEGITIMATE_ADDRESS_P): New.
9546 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9547 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
9548 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
9549 (TARGET_LEGITIMATE_ADDRESS_P): New.
9551 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9552 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
9553 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
9554 (mmix_legitimate_address_p): ... this, make static.
9555 (TARGET_LEGITIMATE_ADDRESS_P): New.
9557 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9558 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
9559 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
9560 (TARGET_LEGITIMATE_ADDRESS_P): New.
9562 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9564 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
9565 of MODE_COMPLEX_INT.
9567 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9569 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
9570 LCT_NORMAL in function call.
9571 * mips-tdump.c (print_file_desc): Add cast to enum type.
9572 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
9573 (mark_stabs): Add casts to enum types.
9574 (parse_stabs_common): Add casts to enum types.
9576 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9578 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
9579 Check for invalid values of LETTER.
9581 2009-05-13 Taras Glek <tglek@mozilla.com>
9583 * attribs.c (register_attribute): moved out attribute registration
9584 into register_attribute.
9585 * doc/plugins.texi: Documented register_attribute and
9587 * gcc-plugin.h: Added forward decl for register_attribute.
9588 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
9589 * plugin.c (register_callback, invoke_plugin_callbacks): Added
9590 PLUGIN_ATTRIBUTES boilerplate.
9592 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
9594 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
9595 values even in sentinel and empty entries.
9596 (ms_printf_flag_specs): Likewise.
9597 (ms_scanf_flag_specs): Likewise.
9598 (ms_strftime_flag_specs): Likewise.
9599 (ms_print_char_table): Likewise.
9600 (ms_scan_char_table): Likewise.
9601 (ms_time_char_table): Likewise.
9603 2009-05-13 Doug Kwan <dougkwan@google.com>
9605 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
9607 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9609 * config/mips/mips.md (store): Add attributes for QI and HI.
9611 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
9612 (truncdi<mode>2): ... this new pattern.
9614 2009-05-13 Brad Hards <bradh@kde.org>
9616 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
9618 2009-05-14 Jakub Jelinek <jakub@redhat.com>
9619 Ben Elliston <bje@au.ibm.com>
9622 * dse.c (check_mem_read_rtx): Guard against width == -1.
9624 2009-05-13 Michael Matz <matz@suse.de>
9627 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
9628 (trivially_conflicts_p): New function.
9629 (insert_backedge_copies): Use it.
9631 2009-05-13 Janis Johnson <janis187@us.ibm.com>
9633 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
9634 (handle_stdc_pragma): Use new enum constant names.
9635 (handle_pragma_float_const_decimal64): Ditto.
9637 2009-05-13 Ian Lance Taylor <iant@google.com>
9639 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
9642 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
9644 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
9645 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
9647 * config/m68k/m68k.h (FL_UCLINUX): Define.
9649 2009-05-13 Jan Hubicka <jh@suse.cz>
9651 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
9653 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9655 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
9656 unless -fschedule-insns is specified.
9658 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9661 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
9662 TARGET_EXPAND_CBRANCHDI4.
9663 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
9664 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
9665 (cmpeqdi): Fix comment.
9667 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9669 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
9670 (sh_legitimate_address_p): Likewise.
9671 * config/sh/sh.c (sh_legitimate_index_p): New.
9672 (sh_legitimate_address_p): Likewise.
9673 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
9674 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
9675 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
9676 (MAYBE_BASE_REGISTER_RTX_P): New macro.
9677 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
9678 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
9679 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
9680 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
9681 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
9683 2009-05-12 Jan Hubicka <jh@suse.cz>
9685 * tree-inline.c (estimate_operator_cost): Add operands;
9686 when division happens by constant, it is cheap.
9687 (estimate_num_insns): Loads and stores are not having cost of 0;
9688 EH magic stuff is cheap; when computing runtime cost of switch,
9689 use log2 base of amount of its cases; builtin_expect has cost of 0;
9690 compute cost for moving return value of call.
9691 (init_inline_once): Initialize time_based flags.
9692 * tree-inline.h (eni_weights_d): Add time_based flag.
9694 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9696 * df-core.c: Update head documentation.
9698 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
9701 * rs6000.c (rs6000_generate_compare): Use op1b instead of
9702 shadowing exisiting variable op1.
9704 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
9707 * config/i386/driver-i386.c (processor_signatures): New enum.
9708 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
9709 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
9710 processor signature to detect geode processor.
9712 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9716 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9718 * optabs.c (prepare_cmp_insn): Temporarily disable test that
9719 causes spurious differences between trunk and cond-optab branch.
9721 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9723 * dojump.c (compare_from_rtx): Delete.
9724 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
9725 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
9726 if the comparison does not satisfy the predicate; test predicates for
9727 operands 2 and 3 of a cstore pattern. Don't try cstore optab
9728 further if one existing pattern fails.
9729 * expr.h (compare_from_rtx): Delete.
9730 (prepare_operand): Declare it.
9731 * optabs.c: Change "lib call" to "libcall" throughout.
9732 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
9733 HAVE_conditional_trap, emit_cmp_insn): Delete.
9734 (can_compare_p): Delete cmp_optab case.
9735 (prepare_float_lib_cmp): Return an rtx and a machine mode.
9736 Accept other parameters by value.
9737 (prepare_operand): Make non-static.
9738 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
9739 other parameters by value. Try to widen operands here based on
9740 an optab_methods argument and looking at cbranch_optab.
9741 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
9742 loop. Use cbranch_optab directly.
9743 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
9744 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
9746 (emit_conditional_move, emit_conditional_add): Inline what's needed
9747 of compare_from_rtx, using new prepare_cmp_insn for the rest.
9748 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
9749 with COMPARE. Move cmov_optab and cstore_optab above
9750 with cbranch_optab, move cmp_optab down with ucmp_optab,
9751 remove tst_otpab. Do not initialize trap_rtx.
9752 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
9753 for trap code. Do not check HAVE_conditional_trap. Use
9754 prepare_cmp_insn. Accept no predicate for operand 3.
9755 * optabs.h (OTI_cmp): Mark as used only for libcalls.
9756 (OTI_ctrap, ctrap_optab): New.
9757 (tst_optab): Delete.
9758 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
9759 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
9760 with lookup of ctrap_optab.
9761 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
9765 * combine.c (combine_simplify_rtx, simplify_set): Do not
9766 special case comparing against zero for cc0 machines.
9767 * simplify-rtx.c (simplify_binary_operation_1): Never remove
9768 COMPARE on cc0 machines.
9769 (simplify_relational_operation): Return a new expression when
9770 a COMPARE could be removed.
9771 * final.c (final_scan_insn): Compare cc_status values
9772 against LHS of a (compare FOO (const_int 0)) cc0 source.
9773 Also check if cc_status.value is the full compare.
9775 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
9776 (cstoreMM4): Document.
9777 (conditional_trap): Document ctrapMM4 instead.
9778 (sync_compare_and_swapMM): Refer to cbranchcc4.
9779 (Dependent Patterns): Eliminate obsolete information referring to
9780 the old jump optimization phase.
9781 (Canonicalization): Include cbranchcc4 case, omit canonicalization
9782 of compares with 0 on cc0 machines.
9783 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
9784 avoiding references to cc0. Remove text about storing operands
9786 * doc/tm.texi (Condition Codes): Include blurb on different
9787 condition code representations, separate into subsections for
9788 CC0, MODE_CC and conditional execution.
9790 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
9791 alpha_emit_setcc): Accept operands and a machine mode.
9792 * config/alpha/alpha.c (alpha_emit_conditional_branch):
9793 Get code/op0/op1 from operands, use machine mode argument
9794 instead of alpha_compare.fp_p. Emit the branch here.
9795 (alpha_emit_setcc): Likewise, and return boolean.
9796 (alpha_emit_conditional_move): Likewise. Assert that
9797 cmp_op_mode == cmp_mode, and simplify accordingly.
9798 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
9799 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
9800 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
9802 (stack probe test): Use cbranchdi4.
9803 * config/alpha/predicates.md (alpha_cbranch_operator): New.
9805 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
9806 * config/arc/arc.h (movsicc, movsfcc): Use it.
9807 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
9808 (cbranchsi4, cstoresi4): New.
9809 (cmpsi, bCC and sCC expanders): Remove.
9811 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
9812 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
9813 * config/arm/predicates.md (arm_comparison_operator): Only include
9814 floating-point operators if there is a hardware floating-point unit.
9815 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
9816 deferring to cbranch_cc and cstore_cc respectively.
9817 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
9818 cbranch_cc, cstore_cc): New.
9819 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
9821 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
9823 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
9824 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
9826 (adjust_insn_length): Adjust calls.
9827 (avr_reorg): Handle (compare (foo) (const_int 0)).
9828 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
9829 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
9830 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
9831 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
9833 (cbranchqi4, cbranchhi4, cbranchsi4): New.
9834 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
9836 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
9837 (cbranchsi4, cstorebi4, cstoresi4): New.
9838 (movbisi): This insn is duplicate, split it to zero_extend.
9839 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
9840 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
9841 (bfin_optimize_loop): Use cbranch expander.
9842 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
9843 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
9844 (bfin_bimode_comparison_operator): ... this.
9845 (bfin_direct_comparison_operator): New.
9847 * config/cris/cris.c (cris_normal_notice_update_cc): Look
9848 inside (compare FOO (const_int 0)).
9849 (cris_rtx_costs): Handle ZERO_EXTRACT.
9850 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
9851 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
9852 (*tstdi_v32): Delete.
9853 (*cmpdi_non_v32): Add M alternative for operand 1.
9854 (cmpsi, cmp<mode>): Make private.
9855 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
9857 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
9859 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
9860 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
9861 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
9862 (cc_reg_operand): New.
9864 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
9865 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
9866 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
9867 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
9868 crx_expand_scond): Delete.
9870 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
9872 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
9873 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
9875 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
9876 cstoresi4, cstoresf4, cstoredf4): New.
9877 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
9878 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
9879 Receive the entire operands array.
9880 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
9881 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
9882 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
9883 Get test/op0/op1 from the operands array.
9884 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
9886 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
9887 (h8300_expand_store): New.
9888 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
9890 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
9891 (h8300_expand_store): New.
9892 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
9893 or do not try to produce (set (cc0) REG).
9894 (peepholes): Wrap arguments with COMPARE. Add a peephole to
9895 change a compare into a move to a scratch register. Disable some
9896 peepholes when comparing with zero.
9897 (tstsi, tsthi, tstsi, cmpqi): Make private.
9900 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
9903 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
9904 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
9905 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
9906 (ix86_emit_i387_log1p): Use cbranchxf2.
9907 (ix86_expand_setcc): Return void.
9908 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
9909 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
9910 cmp<MODEF>, cmpcc): Remove.
9911 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
9912 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
9913 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
9914 (sCC and bCC expanders): Remove.
9915 (stack_protect_test): Use cbranchcc4.
9917 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
9919 (ia64_expand_compare): Accept three rtx by reference and return void.
9920 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
9921 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
9922 from *expr. Update *expr with the BImode comparison to do.
9923 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
9924 cmptf, bCC, sCC, conditional_trap): Delete.
9925 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
9926 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
9927 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
9928 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
9929 * config/ia64/predicates.md (ia64_cbranch_operator): New.
9931 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
9932 type of last argument.
9933 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
9934 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
9935 use machine mode argument instead of branch_type. Remove dead
9936 code for floating-point comparisons.
9937 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
9938 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
9940 (cbranchsi4, cstoresi4): New.
9941 * config/iq2000/predicates.md (reg_or_const_operand): New.
9943 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
9944 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
9945 (b<code>_op): Rewrite to...
9946 (bcc_op): ... this, using match_operator.
9947 (s<code>_op): Rewrite to...
9948 (scc_op): ... this, using match_operator.
9949 (s<code>_24_op): Rewrite to...
9950 (scc_op_24): ... this, using match_operator.
9951 (s<code>_<mode>): Rewrite to...
9952 (cstore<mode>4): ... this, using match_operator.
9953 (s<code>_<mode>_24): Rewrite to...
9954 (cstore<mode>4_24): ... this, using match_operator.
9955 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
9956 m32c_unpend_compare, m32c_expand_scc): Delete.
9957 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
9958 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
9959 (m32c_expand_movcc): Change NE to EQ if necessary.
9960 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
9962 * config/m32r/m32r-protos.h (gen_cond_store): New.
9963 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
9964 (gen_cond_store): New, from sCC patterns.
9965 (m32r_expand_block_move): Use cbranchsi4.
9966 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
9967 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
9968 (cbranchsi4, cstoresi4): New.
9970 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
9972 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
9973 (m68hc11_notice_update_cc): Look into a compare with 0.
9974 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
9976 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
9977 cmphi, cmpqi, bCC): Delete.
9978 (cbranchsi4, cbranchhi4, cbranchqi4): New.
9979 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
9980 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
9983 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
9984 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
9985 * config/m68k/constraints.md (H): New.
9986 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
9987 the define_insn below.
9988 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
9989 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
9990 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
9991 patterns): Wrap RHS with COMPARE.
9992 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
9993 (*cmpdi_internal): Name this pattern.
9994 (cmpdi): Change to define_insn.
9995 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
9996 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
9997 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
9999 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
10000 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
10001 (conditional_trap): Change to...
10002 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
10003 (*conditional_trap): Use the ordered_comparison_operator and
10004 const1_operand predicates.
10005 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
10006 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
10007 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
10008 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
10010 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
10011 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
10012 (mcore_gen_compare): New.
10013 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
10014 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
10015 (mcore_gen_compare): ... this.
10016 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
10017 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
10018 (stack probe pattern): Use cbranchsi4.
10020 * config/mips/predicates.md (mips_cstore_operator): New.
10021 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
10022 * config/mips/mips.md (any_cond): Delete.
10023 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
10025 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
10026 fixuns_truncsfdi2): Use cbranch patterns.
10027 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
10028 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
10029 Adjust call to mips_expand_conditional_branch.
10030 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
10032 * config/mips/mips-protos.h (mips_expand_conditional_branch,
10033 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
10034 * config/mips/mips.c (cmp_operands): Delete.
10035 (mips_emit_compare): Get comparison operands from *op0/*op1.
10036 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
10037 that it succeeds. Use op0/op1 instead of cmp_operands.
10038 (mips_expand_conditional_branch, mips_expand_conditional_move,
10039 mips_expand_conditional_trap): Likewise.
10040 (mips_block_move_loop): Use cbranch patterns.
10041 * config/mips/mips.h (cmp_operands): Delete.
10043 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
10044 (mmix_gen_compare_reg): Just return a register in the right CC mode.
10045 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
10046 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
10047 (*cmpcc_folded): Rename to...
10048 (*cmpdi_folded): this.
10049 (*cmpcc): Rename to...
10051 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
10054 (cbranchdf4): New. Handle invalid comparisons here.
10055 * config/mmix/predicates.md (float_comparison_operator): New.
10057 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
10058 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
10059 * config/mn10300/mn10300.md (tst): Delete.
10060 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
10061 Name these patterns and wrap RHS in a compare.
10062 (*cmpsi): Make this pattern private. Include tst.
10063 (*cmpsf): Make this pattern private.
10064 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
10065 (compare with zero peepholes): Likewise.
10067 (cbranchsi4, cbranchsf4): New.
10068 (casesi): Use cbranchsi4.
10070 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
10071 hppa_branch_type): Delete.
10072 (return_addr_rtx): Use cbranchsi4.
10073 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
10074 Emit CCFPmode comparison here.
10075 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
10076 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
10077 hppa_branch_type): Delete.
10078 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
10079 (movsicc, movdicc): Remove references to hppa_compare_op0,
10080 hppa_compare_op1 and compare_from_rtx.
10081 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
10082 (casesi): Use cbranchsi4.
10084 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
10085 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
10086 * config/pdp11/pdp11.md (register_or_const0_operand): New.
10087 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
10088 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
10090 (cbranchdf4, cbranchhi4, cbranchqi4): New.
10091 (*branch, *branch_inverted): New.
10093 * config/picochip/picochip.md (cbranchhi4): Use
10094 ordered_comparison_operator.
10095 (cmphi, bCC): Remove.
10097 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
10098 (trap_comparison_operator): Delete.
10099 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
10100 rs6000_emit_cbranch): Accept mode and operands.
10101 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
10102 rs6000_compare_fp_p): Delete.
10103 (rs6000_generate_compare): Accept mode and comparison. Extract code
10104 and op0/op1 from there. Replace references to rs6000_compare_op0
10105 and rs6000_compare_op1.
10106 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
10107 extract result from passed operands.
10108 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
10109 extract loc from passed operands.
10110 (rs6000_emit_cmove): Likewise.
10111 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
10112 rs6000_compare_fp_p): Delete.
10113 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
10114 (cbranch<GPR>4, cbranch<FP>4): New.
10115 (cstore<mode>4): New. Consolidate here all choices about when to use
10116 portable or specialized sCC sequences.
10117 (stack_protect_test): Use cbranchsi4.
10118 (conditional_trap): Replace with ctrap<GPR>4.
10119 (conditional trap insn): Replace trap_comparison_operator with
10120 ordered_comparison_operator.
10122 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
10123 (s390_emit_prologue): Use ctrap.
10124 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
10125 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
10126 New predicates replacing...
10127 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
10128 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
10129 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
10130 (add<mode>cc): Do not use s390_compare_op0/op1.
10131 (s<code>): Change to...
10132 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
10133 (seq): Change to...
10134 (cstorecc4): ... this. Handle EQ or NE equally.
10135 (*sne): Un-privatize for use in cstorecc4.
10136 (b<code>): Change to...
10137 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
10138 (conditional_trap): Replace with...
10139 (ctrap<GPR>4, ctrap<FP>4): ... these.
10140 (stack_protect): Use cbranchcc4.
10142 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
10143 * config/score/score-protos.h (score_gen_cmp): Delete.
10144 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
10145 (score_block_move-loop): Use cbranchsi4.
10146 * config/score/score.md (cbranchsi4): New.
10147 (cmpsi, bCC): Delete.
10148 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
10149 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10150 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
10151 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10152 * config/score/score3.h (score3_gen_cmp): Delete.
10153 * config/score/score7.h (score7_gen_cmp): Delete.
10155 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
10156 (sh_emit_scc_to_t): ... this. Return void.
10157 (from_compare): Rename to...
10158 (sh_emit_compare_and_branch): ... this.
10159 (sh_emit_compare_and_set): New.
10160 (sh_expand_t_scc): Accept operands.
10161 * config/sh/predicates.md (sh_float_comparison_operator): New.
10162 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
10163 (prepare_scc_operands): Rename to...
10164 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
10166 (sh_emit_cheap_store_flag): New.
10167 (sh_emit_set_t_insn): New.
10168 (from_compare): Rename to...
10169 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
10170 handling of TARGET_SH2E floating point to avoid recursive call.
10171 Generate branch here.
10172 (sh_emit_compare_and_set): New.
10173 (sh_expand_t_scc): Get op0/op1 from arguments.
10174 (sh_emit_cheap_store_flag): New.
10175 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
10177 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
10178 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
10179 (movsicc, movdicc): Do nothing when it recreated operands from
10180 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
10181 prepare_scc_operands (now sh_emit_scc_to_t).
10182 (udivdi3): Use cstoresi4.
10183 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
10184 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
10185 (cbranchint4_media, cbranchfp4_media): New.
10186 (casesi): Use cbranchdi4.
10187 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
10189 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
10190 (movnegt): Remove second operand.
10191 (cbranchsf4, cbranchdf4): New.
10192 (stack_protect): Use cbranchdi4/cbranchsi4.
10194 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
10195 (gen_compare_reg): Accept comparison, extract part of it to...
10196 (gen_compare_reg_1): ... this.
10197 (gen_compare_operator): Delete.
10198 (gen_v9_scc): Accept separate destination, comparison code and arms.
10199 Do not use sparc_compare_op0/sparc_compare_op1.
10200 (emit_scc_insn, emit_conditional_branch_insn): New.
10201 (emit_v9_brxx): Make static. Remove useless assertion.
10202 (sparc_emit_float_lib_cmp): Return RTL instead of calling
10204 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
10205 * config/sparc/sparc-protos.h (gen_compare_reg,
10206 sparc_emit_float_lib_cmp): Adjust prototype.
10207 (emit_scc_insn, emit_conditional_branch_insn): New.
10208 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
10209 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
10210 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
10211 iterators to the top.
10212 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
10213 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
10214 snedi_special_trunc): Delete.
10215 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
10216 and snedi_special_trunc.
10217 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
10218 cbranchdi4, cbranch<F:mode>4): New.
10219 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
10220 here. Use gen_compare_reg instead of gen_compare_operator.
10221 (conditional_trap): Replace with...
10222 (ctrapsi4, ctrapdi4): ... this.
10223 (stack_protect_test): Use cbranchcc4.
10225 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
10227 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
10228 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
10229 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
10230 from operands[0] or operands[3] depending on is_set.
10231 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
10232 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
10233 cmpdf, bCC), sCC: Remove.
10234 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
10235 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
10237 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
10238 spu_emit_branch_or_set.
10240 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
10242 * config/stormy16/stormy16.h (xstormy16_compare_op0,
10243 xstormy16_compare_op1): Delete.
10244 * config/stormy16/stormy16.c (xstormy16_compare_op0,
10245 xstormy16_compare_op1): Delete.
10246 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
10248 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
10249 (cmphi, cmpsi, bCC): Remove.
10251 * config/v850/v850.md (tstsi, cmpsi): Fold into...
10252 (*cmpsi): ... this one.
10253 (cbranchsi4, cstoresi4): New.
10254 (bCC expanders): Delete.
10255 (sCC insns): Fold into...
10256 (*setcc): ... this one.
10257 (casesi): Do not use gen_cmpsi and gen_bgtu.
10258 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
10259 (movsicc): Simplify.
10260 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
10262 * config/vax/vax-protos.h (cond_name): New.
10263 (vax_output_conditional_branch): Remove.
10264 * config/vax/vax.c (cond_name): New.
10265 (vax_output_conditional_branch): Remove.
10266 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
10267 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
10268 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
10269 (bit<VAXint>): Wrap source with (compare).
10270 (b<code> and following unnamed pattern): Rename to *branch and
10271 *branch_reversed. Change macroization to match_operator.
10272 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
10274 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
10275 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
10276 Change last argument to machine_mode.
10277 (xtensa_expand_scc): Add machine_mode argument.
10278 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
10279 (gen_conditional_move, xtensa_expand_conditional_branch,
10280 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
10281 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
10282 Adjust operand numbers.
10283 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
10285 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
10286 (cmpsi, cmpsf, b<code>, s<code>): Delete.
10287 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
10289 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10291 * optabs.c (prepare_cmp_insn): Temporarily disable test that
10292 causes spurious differences between trunk and cond-optab branch.
10294 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10297 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
10299 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10301 * tree.c (iterative_hash_pointer): Delete.
10302 (iterative_hash_expr): Short-circuit handling of NULL pointer.
10303 Hash UIDs and versions of SSA names. Don't special-case built-in
10304 function declarations.
10306 2009-05-11 Ian Lance Taylor <iant@google.com>
10309 * graphite.c: Force -Wc++-compat to only be a warning before
10310 #including "cloog/cloog.h".
10312 2009-05-11 Martin Jambor <mjambor@suse.cz>
10314 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
10316 2009-05-11 Jan Hubicka <jh@suse.cz>
10318 * tree-ssa-loop-ivcanon.c: Include target.h
10319 (struct loop_size): new structure.
10320 (constant_after_peeling): New predicate.
10321 (tree_estimate_loop_size): New function.
10322 (estimated_unrolled_size): Rewrite for new estimates.
10323 (try_unroll_loop_completely): Use new estimates.
10324 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
10326 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
10328 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
10329 libcpp interface change.
10330 (spu_macro_to_expand): Likewise.
10332 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
10334 PR tree-optimization/40026
10335 * gimplify.c (gimplify_init_constructor): Change initial conditional
10336 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
10337 optimize_compound_literals_in_ctor.
10339 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
10341 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
10343 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
10345 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
10347 * tree-vect-data-refs.c (vect_analyze_group_access): Use
10348 HOST_WIDE_INT for gap.
10350 2009-05-11 Ira Rosen <irar@il.ibm.com>
10352 PR tree-optimization/40074
10353 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
10354 account in group size and step comparison.
10356 2009-05-11 Richard Guenther <rguenther@suse.de>
10358 * passes.c (init_optimization_passes): Strip now incorrect comment.
10359 (execute_function_todo): Do not set PROP_alias.
10360 * tree-pass.h (PROP_alias): Remove.
10361 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
10362 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
10363 * tree-nrv.c (pass_return_slot): Likewise.
10364 * tree-object-size.c (pass_object_sizes): Likewise.
10365 * tree-ssa-dom.c (pass_dominator): Likewise.
10366 (pass_phi_only_cprop): Likewise.
10367 * tree-ssa-dse.c (pass_dse): Likewise.
10368 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
10369 (pass_cselim): Likewise.
10370 * tree-ssa-pre.c (pass_pre): Likewise.
10371 (pass_fre): Likewise.
10372 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
10373 * tree-ssa-sink.c (pass_sink_code): Likewise.
10374 * tree-stdarg.c (pass_stdarg): Likewise.
10375 * tree-tailcall.c (pass_tail_calls): Likewise.
10376 * tree-vrp.c (pass_vrp): Likewise.
10378 2009-05-10 Ian Lance Taylor <iant@google.com>
10380 * basic-block.h (enum profile_status): Break out of struct
10381 control_flow_graph.
10382 * cgraph.h (struct inline_summary): Break out of struct
10384 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
10385 of struct cgraph_order_sort.
10386 * combine.c (enum undo_kind): New enum, broken out of struct undo.
10387 * cse.c (struct branch_path): Break out of struct
10388 cse_basic_block_data.
10389 * except.h (enum eh_region_type): Break out of struct eh_region.
10390 * gcc.c (enum add_del): Break out of struct modify_target.
10391 * genrecog.c (enum decision_type): Break out of struct decision_test.
10392 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
10394 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
10395 * regmove.c (enum match_use): New enum, broken out of struct match.
10396 * sched-int.h (enum post_call_group): New enum, broken out of
10398 (struct deps_reg): Break out of struct deps.
10399 * target.h (struct asm_int_op): Break out of struct gcc_target.
10400 * tree-eh.c (struct goto_queue_node): Break out of struct
10402 * tree-inline.h (enum copy_body_cge_which): Break out of
10404 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
10406 * c-decl.c (in_struct, struct_types): New static variables.
10407 (pushtag): Add loc parameter. Change all callers.
10408 (lookup_tag): Add ploc parameter. Change all callers.
10409 (check_compound_literal_type): New function.
10410 (parser_xref_tag): Add loc parameter. Change all callers. If
10411 -Wc++-compat, warn about struct/union/enum types defined within a
10413 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
10414 and loc parameters. Change all callers. Change error calls to
10415 error_at, using loc. For a redefinition, if the location of the
10416 original definition is known, report it. Set in_struct and
10417 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
10418 (finish_struct): Add new parameters enclosing_in_struct and
10419 enclosing_struct_types. Change all callers. Set
10420 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
10421 in the struct. If in a struct, add this struct to struct_types.
10422 (start_enum): Add loc parameter. Change all callers. Use
10423 error_at for errors, using loc. For a redefinition, if the
10424 location of the original definition is known, report it. If in a
10425 struct, add this enum type to struct_types. If -Wc++-compat warn
10426 if in sizeof, typeof, or alignof.
10427 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
10428 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
10429 (c_parser_enum_specifier): Get enum location for start_enum.
10430 (c_parser_struct_or_union_specifier): Get struct location for
10431 start_struct. Save in_struct and struct_types status between
10432 start_struct and finish_struct.
10433 (c_parser_cast_expression): Get location of cast.
10434 (c_parser_alignof_expression): Get location of type.
10435 (c_parser_postfix_expression): Likewise.
10436 (c_parser_postfix_expression_after_paren_type): Add type_loc
10437 parameter. Change all callers. Call check_compound_literal_type.
10438 Use type_loc for error about variable size type.
10439 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
10440 of an enum constant from an enum type defined in a struct or union.
10441 (c_cast_expr): Add loc parameter. Change all callers. If
10442 -Wc++-compat, warn about defining a type in a cast.
10443 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
10444 (start_enum, start_struct, finish_struct): Update declarations.
10445 (parser_xref_tag, c_cast_expr): Update declarations.
10446 (check_compound_literal_type): Declare.
10448 2009-05-11 Ben Elliston <bje@au.ibm.com>
10450 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
10451 for recent libcpp interface change.
10452 (rs6000_macro_to_expand): Likewise.
10454 2009-05-10 Michael Matz <matz@suse.de>
10457 * config/arm/arm.c (require_pic_register): Emit on entry edge,
10458 not at entry of function.
10460 2009-05-10 Richard Guenther <rguenther@suse.de>
10462 PR tree-optimization/40081
10464 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10465 using the main variant of the element type. Do not fiddle with
10466 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10468 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
10469 structs with volatile fields.
10471 2009-05-10 Jan Hubicka <jh@suse.cz>
10473 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
10474 (estimate_move_cost): Assert that it does not get called for
10476 (estimate_num_insns): Skip VOID types in argument handling.
10477 (optimize_inline_calls): Delete unreachable blocks and verify that
10478 callgraph is valid.
10480 2009-05-10 Jan Hubicka <jh@suse.cz>
10482 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
10483 * cgraph.c (cgraph_mark_address_taken_node): New function.
10484 (dump_cgraph_node): Dump new flag.
10485 * cgraph.h (struct cgraph_node): Add address_taken.
10486 (cgraph_mark_address_taken_node): New function.
10487 * ipa.c (cgraph_postorder): Prioritize functions with address taken
10488 since new direct calls can be born.
10490 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10492 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
10493 tok->val.node.node.
10495 2009-05-10 Jan Hubicka <jh@suse.cz>
10497 PR middle-end/40084
10498 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
10500 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
10501 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
10502 * tree-inline.c (copy_bb): Set frequency correctly.
10503 (fold_marked_statements): Update call to
10504 cgraph_update_edges_for_call_stmt.
10506 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10508 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
10509 identifiers in diagnostics.
10510 * config/arm/arm.c (arm_handle_fndecl_attribute,
10511 arm_handle_isr_attribute): Likewise.
10512 * config/avr/avr.c (avr_handle_progmem_attribute,
10513 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
10514 * config/bfin/bfin.c (handle_int_attribute,
10515 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
10516 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
10517 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
10519 * config/darwin.c (darwin_handle_kext_attribute,
10520 darwin_handle_weak_import_attribute): Likewise.
10521 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
10522 h8300_handle_eightbit_data_attribute,
10523 h8300_handle_tiny_data_attribute): Likewise.
10524 * config/i386/i386.c (ix86_handle_cconv_attribute,
10525 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
10526 * config/i386/winnt.c (ix86_handle_shared_attribute,
10527 ix86_handle_selectany_attribute): Likewise.
10528 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
10529 * config/m32c/m32c.c (function_vector_handler): Likewise.
10530 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
10531 m68hc11_handle_fntype_attribute): Likewise.
10532 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
10533 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
10534 * config/mips/mips.c (mips_insert_attributes,
10535 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
10536 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
10537 rs6000_handle_struct_attribute): Likewise.
10538 * config/sh/sh.c (sh_insert_attributes,
10539 sh_handle_resbank_handler_attribute,
10540 sh_handle_interrupt_handler_attribute,
10541 sh2a_handle_function_vector_handler_attribute,
10542 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
10544 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
10545 * config/spu/spu.c (spu_handle_fndecl_attribute,
10546 spu_handle_vector_attribute): Likewise.
10547 * config/stormy16/stormy16.c
10548 (xstormy16_handle_interrupt_attribute): Likewise.
10549 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
10550 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
10552 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10554 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
10555 (pp_translate_identifiers): New.
10556 (pp_identifier): Only conditionally translate identifier to locale
10558 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
10559 (pp_base_tree_identifier): Only conditionally translate identifier
10560 to locale character set.
10561 * c-pretty-print.c (M_): Define.
10562 (pp_c_type_specifier, pp_c_primary_expression): Mark English
10563 fragments for conditional translation with M_.
10564 * tree-pretty-print.c (maybe_init_pretty_print): Disable
10565 identifier translation.
10567 2009-05-10 Richard Guenther <rguenther@suse.de>
10569 PR tree-optimization/40081
10570 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10571 using the main variant of the element type. Do not fiddle with
10572 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10574 2009-05-09 Jan Hubicka <jh@suse.cz>
10576 PR middle-end/40080
10577 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
10578 indirect calls; verify cgraph afterwards.
10580 2009-05-09 Jan Hubicka <jh@suse.cz>
10583 * ipa.c (update_inlined_to_pointer): New function.
10584 (cgraph_remove_unreachable_nodes): Use it.
10586 2009-05-09 Jan Hubicka <jh@suse.cz>
10588 * tree-eh.c (struct leh_state): Remove prev_try.
10589 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
10590 not track prev_try.
10591 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
10592 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
10593 remove_eh_handler_and_replace, foreach_reachable_handler,
10594 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
10595 * except.h (struct eh_region): Remove eh_region_u_cleanup.
10596 (gen_eh_region_cleanup): Update prototype.
10598 2009-05-09 Jan Hubicka <jh@suse.cz>
10600 PR middle-end/40043
10601 * except.c (copy_eh_region): Always set prev_try.
10602 (redirect_eh_edge_to_label): Find outer try.
10603 (foreach_reachable_handler): When looking for prev try
10604 handle case where previous try is not going to be taken.
10606 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
10608 PR tree-optimization/40049
10609 * tree-vect-stmts.c (vectorizable_operation): If the machine has
10610 only vector/vector shifts, convert the type of the constant to the
10611 appropriate type to avoid building incorrect trees, which
10612 eventually have problems with garbage collection.
10614 2009-05-08 Joseph Myers <joseph@codesourcery.com>
10616 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
10617 -1 for complex floating-point types if honoring signed zeros.
10619 2009-05-08 Jan Hubicka <jh@suse.cz>
10621 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
10622 argument; handle correctly when profile is absent.
10623 (build_cgraph_edges): Update.
10624 (rebuild_cgraph_edges): Update.
10625 * cgraph.c: Do not include varray.h.
10626 (cgraph_set_call_stmt_including_clones): New function.
10627 (cgraph_create_edge_including_clones): Likewise
10628 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
10629 (cgraph_update_edges_for_call_stmt): Handle clones.
10630 (cgraph_remove_node): Handle clone tree.
10631 (cgraph_remove_node_and_inline_clones): New function.
10632 (dump_cgraph_node): Dump clone tree.
10633 (cgraph_clone_node): Handle clone tree.
10634 (clone_function_name): Bring here from tree-inline.c.
10635 (cgraph_create_virtual_clone): New function.
10636 * cgraph.h (ipa_replace_map): Move here from ipa.h.
10637 (cgraph_clone_info): New function.
10638 (strut cgraph_node): Add clone_info and new clone tree pointers.
10639 (cgraph_remove_node_and_inline_clones,
10640 cgraph_set_call_stmt_including_clones,
10641 cgraph_create_edge_including_clones,
10642 cgraph_create_virtual_clone): Declare.
10643 (cgraph_function_versioning): Use VEC argument.
10644 (compute_call_stmt_bb_frequency): Update prototype.
10645 (cgraph_materialize_all_clones): New function.
10646 * ipa-cp.c (ipcp_update_cloned_node): Remove.
10647 (ipcp_create_replace_map): Update to VECtors.
10648 (ipcp_update_callgraph): Use virtual clones.
10649 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
10650 (ipcp_update_profiling): Do not update local profiling.
10651 (ipcp_insert_stage): Use VECtors and virtual clones.
10652 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
10653 (clone_of_p): New function.
10654 (cgraph_preserve_function_body_p): Use clone tree.
10655 (cgraph_optimize): Materialize clones.
10656 (cgraph_function_versioning): Update for VECtors.
10657 (save_inline_function_body): Use clone tree.
10658 (cgraph_materialize_clone): New function.
10659 (cgraph_materialize_all_clones): Likewise.
10660 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
10661 * ipa.c: Include gimple.h.
10662 (cgraph_remove_unreachable_nodes): Use clone tree.
10663 * ipa-prop.c (ipa_note_param_call): Update call to
10664 compute_call_stmt_bb_frequencycall.
10665 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
10666 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
10667 (copy_bb): Handle updating of clone tree; add new edge when new call
10669 (expand_call_inline): Be strict about every call having edge.
10670 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
10671 (delete_unreachable_blocks_update_callgraph): New function.
10672 (tree_function_versioning): Use VECtors; always remove unreachable
10673 blocks and fold conditionals.
10674 * tree-inline.h: Do not include varray.h.
10675 (tree_function_versioning): Remove.
10676 * Makefile.in (GTFILES): Remove tree-inline.c
10677 * passes.c (do_per_function): Do only functions having body.
10678 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
10681 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
10682 Andrew Morrow <acm@google.com>
10685 * c-common.c (c_common_attribute_table): Permit deprecated
10686 attribute to take an optional argument.
10687 (handle_deprecated_attribute): If the optional argument to
10688 __attribute__((deprecated)) is not a string ignore the attribute
10689 and emit a warning.
10691 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
10692 * c-typeck.c (build_component_ref): Likewise.
10693 (build_external_ref): Likewise.
10695 * toplev.c (warn_deprecated_use): Add an attribute argument.
10696 Emit the message associated with __attribute__((deprecated)).
10698 * toplev.h (warn_deprecated_use): Updated.
10700 * doc/extend.texi: Document new optional parameter to
10701 __attribute__((deprecated))
10703 2009-05-08 Michael Eager <eager@eagercon.com>
10705 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
10706 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
10708 2009-05-08 Richard Guenther <rguenther@suse.de>
10710 PR tree-optimization/40062
10711 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
10712 Avoid exponential behavior.
10714 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10716 PR rtl-optimization/33928
10718 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
10719 process_uses, build_single_def_use_links): New.
10720 (update_df): Update use_def_ref.
10721 (forward_propagate_into): Use get_def_for_use instead of use-def
10723 (fwprop_init): Call build_single_def_use_links and let it initialize
10725 (fwprop_done): Free use_def_ref.
10726 (fwprop_addr): Eliminate duplicate call to df_set_flags.
10727 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
10728 df_rd_simulate_one_insn): New.
10729 (df_rd_bb_local_compute_process_def): Update head comment.
10730 (df_chain_create_bb): Use the new RD simulation functions.
10731 * df.h (df_rd_simulate_artificial_defs_at_top,
10732 df_rd_simulate_one_insn): New.
10733 * opts.c (decode_options): Enable fwprop at -O1.
10734 * doc/invoke.texi (-fforward-propagate): Document this.
10736 2009-05-08 Joseph Myers <joseph@codesourcery.com>
10739 * c-typeck.c (build_binary_op): Handle arithmetic between one real
10740 and one complex operand specially.
10741 * tree-complex.c (some_nonzerop): Do not identify a real value as
10742 zero if flag_signed_zeros.
10744 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10746 PR rtl-optimization/33928
10747 * loop-invariant.c (record_use): Fix && vs. || mishap.
10749 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10751 PR rtl-optimization/33928
10752 * loop-invariant.c (struct use): Add addr_use_p.
10753 (struct def): Add n_addr_uses.
10754 (struct invariant): Add cheap_address.
10755 (create_new_invariant): Set cheap_address.
10756 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
10757 (record_uses): Pass df_ref to record_use.
10758 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
10761 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
10763 * config/sh/sh.c: Do not include c-pragma.h.
10765 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
10767 * config/spu/spu.c: Remove include of c-common.h.
10769 2009-05-07 Janis Johnson <janis187@us.ibm.com>
10772 * c-common.h (mark_valid_location_for_stdc_pragma,
10773 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
10774 clear_float_const_decimal64, float_const_decimal64_p): New.
10775 * c.opt (Wunsuffixed-float-constants): New.
10776 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
10777 unsuffixed float constant, handle new warning.
10778 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
10779 * c-decl.c (c_scope): New flag float_const_decimal64.
10780 (set_float_const_decimal64, clear_float_const_decimal64,
10781 float_const_decimal64_p): New.
10782 (push_scope): Set new flag.
10783 * c-parser.c (c_parser_translation_unit): Mark when it's valid
10784 to use STDC pragmas.
10785 (c_parser_external_declaration): Ditto.
10786 (c_parser_compound_statement_nostart): Ditto.
10787 * c-pragma.c (valid_location_for_stdc_pragma,
10788 mark_valid_location_for_stdc_pragma,
10789 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
10790 handle_pragma_float_const_decimal64): New.
10791 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
10792 * cp/semantics.c (valid_location_for_stdc_pragma_p,
10793 set_float_const_decimal64, clear_float_const_decimal64,
10794 float_const_decimal64_p): New dummy functions.
10795 * doc/extend.texi (Decimal Float): Remove statement that the
10796 pragma, and suffix for double constants, are not supported.
10797 * doc/invoke.texi (Warning Options): List new option.
10798 (-Wunsuffixed-float-constants): New.
10800 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
10802 * config/i386/i386.c: Do not include c-common.h.
10804 2009-05-07 Mark Heffernan <meheff@google.com>
10806 * doc/invoke.texi (Debugging Options): Document change of debugging
10808 * opts.c (decode_options): Make dump_base_name relative to
10809 aux_base_name directory.
10811 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
10813 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
10814 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
10816 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
10818 * Makefile.in (install-plugin): Simplify a bit.
10820 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
10822 * Makefile.in (OBJS-common): Add regcprop.o.
10824 * timevar.def (TV_CPROP_REGISTERS): New.
10825 * regrename.c (regrename_optimize): Return 0.
10826 (rest_of_handle_regrename): Delete.
10827 (pass_rename_registers): Point to regrename_optimize.
10828 (struct value_data_entry, struct value_data,
10829 kill_value_one_regno, kill_value_regno, kill_value,
10830 set_value_regno, init_value_data, kill_clobbered_value,
10831 kill_set_value, kill_autoinc_value, copy_value,
10832 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
10833 replace_oldest_value_reg, replace_oldest_value_addr,
10834 replace_oldest_value_mem, copyprop_hardreg_forward_1,
10835 debug_value_data, validate_value_data): Move...
10836 * regcprop.c: ... here.
10837 (rest_of_handle_cprop): Delete.
10838 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
10840 2009-05-07 Jakub Jelinek <jakub@redhat.com>
10842 PR middle-end/40057
10843 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
10844 GEN_INT for 1 << bitnum.
10845 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
10846 build_int_cst_type.
10848 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
10850 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
10851 Remove wrong description of "nand" operation.
10853 2009-05-06 Richard Guenther <rguenther@suse.de>
10854 Adam Nemet <anemet@caviumnetworks.com>
10856 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
10857 comment. Add that if LHS is not a gimple register, then RHS1 has
10858 to be a single object (GIMPLE_SINGLE_RHS).
10860 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
10862 * expr.c (get_def_for_expr): Move it up in the file.
10863 (store_field): When expanding a bit-field store, look at the
10864 defining gimple stmt for the masking conversion.
10866 2009-05-06 Janis Johnson <janis187@us.ibm.com>
10868 PR middle-end/39986
10869 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
10870 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
10871 32-bit memcpy into long.
10873 2009-05-06 Jakub Jelinek <jakub@redhat.com>
10875 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
10876 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
10878 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
10879 instead of appending DW_OP_deref*.
10881 2009-05-06 Michael Matz <matz@suse.de>
10883 PR middle-end/40021
10884 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
10885 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
10887 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
10889 * Makefile.in (install-plugin): Fix srcdir handling.
10891 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
10893 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
10894 when processing for not_regs_needed bitmap.
10895 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
10896 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
10897 handling it for rhs.
10899 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
10901 * config/i386/i386.md (unnamed inc/dec peephole): Use
10902 optimize_insn_for_size_p instead of optimize_size.
10903 * config/i386/predicates.md (incdec_operand): Likewise.
10904 (aligned_operand): Likewise.
10905 * config/i386/sse.md (divv8sf3): Likewise.
10906 (sqrtv8sf2): Likewise.
10908 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
10910 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
10912 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
10914 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
10916 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
10917 ssemodesuffixf2c with avxmodesuffixf2c.
10919 2009-05-06 Joseph Myers <joseph@codesourcery.com>
10922 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
10924 2009-05-05 Jakub Jelinek <jakub@redhat.com>
10926 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
10927 (struct tree_base): Adjust spacing for 8 bit boundaries.
10928 (struct tree_decl_common): Add decl_by_reference_flag bit.
10929 (DECL_BY_REFERENCE): Adjust.
10930 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
10931 print DECL_BY_REFERENCE bit.
10932 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
10933 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
10934 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
10935 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
10938 PR middle-end/39666
10939 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
10940 range of the type, but default label is missing, add it with one
10941 of the existing labels instead of adding a new label for it.
10943 2009-05-05 Joseph Myers <joseph@codesourcery.com>
10947 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
10949 * Makefile.in (enable_plugin, plugin_includedir): New.
10950 (install): Depend on install-plugin.
10951 (PLUGIN_HEADERS): New.
10952 (install-plugin): New.
10953 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
10955 2009-05-05 Richard Guenther <rguenther@suse.de>
10957 PR tree-optimization/40022
10958 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
10960 (phivn_valid_p): Fix tuplification error, simplify.
10961 (phiprop_insert_phi): Add dumps.
10962 (propagate_with_phi): Simplify.
10964 2009-05-05 Richard Guenther <rguenther@suse.de>
10966 PR middle-end/40023
10967 * builtins.c (gimplify_va_arg_expr): Properly build the address.
10969 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
10971 * tree.h (strip_float_extensions): Remove duplicate declaration.
10972 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
10973 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
10974 block_ultimate_origin): Rearrange the declarations line to match the
10975 comment that indicates the .c file which the functions are defined.
10976 (dwarf2out_*, set_decl_rtl): Add comment.
10977 (get_base_address): Adjust comment.
10978 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
10979 declarations line and add comment.
10980 (is_builtin_name): Add blank after function name, for clarity.
10982 2009-05-04 Joseph Myers <joseph@codesourcery.com>
10984 * attribs.c (decl_attributes): Use %qE for identifiers in
10986 * cgraphunit.c (verify_cgraph_node): Translate function names to
10987 locale character set in diagnostics.
10988 * coverage.c (get_coverage_counts): Use %qE for identifiers in
10990 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
10991 Document that functions are named in UTF-8.
10992 * expr.c (expand_expr_real_1): Translate function names to locale
10993 character set in diagnostics.
10994 * gimplify.c (omp_notice_variable, omp_is_private,
10995 gimplify_scan_omp_clauses): Use %qE for identifiers in
10997 * langhooks.c (lhd_print_error_function): Translate function names
10998 to locale character set.
10999 * langhooks.h (decl_printable_name): Document that return value is
11000 in internal character set.
11001 * stmt.c: Include pretty-print.h
11002 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
11004 (resolve_operand_name_1): Translate named operand name to locale
11006 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
11008 * toplev.c (announce_function): Translate function names to locale
11010 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
11011 (default_tree_printer): Use pp_identifier or translate identifiers
11012 to locale character set. Mark "<anonymous>" for translation.
11013 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
11014 for identifiers in diagnostics.
11015 * tree.c (handle_dll_attribute): Use %qE for identifiers in
11017 * varasm.c (output_constructor): Use %qE for identifiers in
11020 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
11022 * configure.ac: use ` ` instead of $()
11023 * configure: Regenerate.
11025 2009-05-05 Ben Elliston <bje@au.ibm.com>
11027 * config/pa/linux-atomic.c: Eliminate conditional include of
11028 errno.h on non-LP64 systems to simplify build requirements.
11030 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11032 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
11034 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
11035 and pass value to identifier_to_locale.
11036 (warn_variable_length_array): Make name a tree.
11037 (grokdeclarator): Separate diagnostic texts for named and unnamed
11038 declarators. Use %qE for named declarators.
11039 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
11041 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
11042 identifiers in diagnostics.
11043 * c-typeck.c (push_member_name, start_init): Pass identifiers to
11044 identifier_to_locale. Mark "anonymous" strings for translation.
11046 2009-05-04 Michael Eager <eager@eagercon.com>
11048 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
11049 address for DImode/DFmode only if double-precision FP regs.
11051 2009-05-04 Michael Eager <eager@eagercon.com>
11053 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
11054 TARGET_SINGLE_FLOAT check.
11056 2009-05-04 Michael Eager <eager@eagercon.com>
11058 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
11060 2009-05-04 Michael Eager <eager@eagercon.com>
11062 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
11063 * config/rs6000/t-xilinx: New
11065 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
11067 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
11068 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
11069 * gcc/explow.c (memory_address): Use target hook.
11070 * gcc/targhooks.c (default_legitimize_address): New.
11071 * gcc/targhooks.h (default_legitimize_address): New.
11072 * gcc/target.h (legitimize_address): New.
11073 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
11074 (TARGET_INITIALIZER): Include it.
11075 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
11077 * config/bfin/bfin-protos.h (legitimize_address): Remove.
11078 * config/bfin/bfin.c (legitimize_address): Remove.
11079 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
11080 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
11082 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
11083 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
11085 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
11086 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
11087 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
11088 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
11089 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
11090 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
11091 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
11092 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
11093 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
11094 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
11095 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
11096 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
11097 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
11098 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
11099 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
11100 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
11101 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
11102 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
11103 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
11104 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
11105 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
11106 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
11107 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
11109 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
11110 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
11111 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
11112 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
11113 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
11114 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
11115 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
11116 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
11117 (thumb_legitimize_address): Delete.
11118 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
11119 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
11120 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
11121 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
11122 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
11123 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
11125 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
11128 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
11129 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
11130 * config/m32r/m32r.c (m32r_legitimize_address): New.
11131 * config/m68k/m68k.c (m68k_legitimize_address): New.
11132 * config/score/score.c (score_legitimize_address): Standardize.
11133 * config/score/score3.c (score3_legitimize_address): Standardize.
11134 * config/score/score3.h (score3_legitimize_address): Adjust.
11135 * config/score/score7.c (score7_legitimize_address): Standardize.
11136 * config/score/score7.h (score7_legitimize_address): Adjust.
11137 * config/sh/sh.c (sh_legitimize_address): New.
11138 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
11140 * gcc/config/s390/s390.c (legitimize_address): Rename to...
11141 (s390_legitimize_address): ... this.
11142 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
11143 (sparc_legitimize_address): ... this.
11144 * gcc/config/i386/i386.c (legitimize_address): Rename to...
11145 (ix86_legitimize_address): ... this.
11146 * gcc/config/avr/avr.c (legitimize_address): Rename to...
11147 (avr_legitimize_address): ... this.
11148 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
11149 (mn10300_legitimize_address): ... this.
11150 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
11151 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
11152 (alpha_expand_mov): Adjust call.
11154 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
11155 * config/spu/spu.c (spu_legitimize_address): Likewise.
11156 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
11157 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
11159 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11161 * intl.c (locale_encoding, locale_utf8): New.
11162 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
11163 * intl.h (locale_encoding, locale_utf8): Declare.
11164 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
11165 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
11167 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
11169 (pp_tree_identifier): Define to call pp_base_tree_identifier.
11170 (pp_base_tree_identifier): Declare as function.
11171 (identifier_to_locale): Declare.
11172 * Makefile.in (pretty-print.o): Update dependencies.
11173 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
11175 2009-05-04 Richard Guenther <rguenther@suse.de>
11177 PR middle-end/40015
11178 * builtins.c (fold_builtin_memory_op): Do not decay to element
11179 type if the size matches the whole array.
11181 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11183 * expmed.c (synth_mult): When trying out a shift, pass the result
11186 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11188 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
11189 (shiftsub1_cost): New.
11190 (init_expmed): Compute shiftsub1_cost.
11191 (synth_mult): Optimize multiplications by constants of the form
11192 -(2^^m-1) for some constant positive integer m.
11194 2009-05-03 Richard Guenther <rguenther@suse.de>
11197 * c-typeck.c (array_to_pointer_conversion): Do not built
11198 ADDR_EXPRs of arrays of pointer-to-element type.
11199 * c-gimplify.c (c_gimplify_expr): Revert change fixing
11200 up wrong ADDR_EXPRs after-the-fact.
11201 * c-common.c (strict_aliasing_warning): Strip pointer
11202 conversions for obtaining the original type.
11203 * builtins.c (fold_builtin_memset): Handle array types.
11204 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
11207 2009-05-03 Richard Guenther <rguenther@suse.de>
11209 PR middle-end/23329
11210 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
11211 Do not lose casts from array types with unknown extent to array
11212 types with known extent.
11213 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
11214 alias set compatibility.
11216 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
11218 * flags.h (extra_warnings): Delete.
11219 * toplev.c (process_options): Handle Wuninitialized here.
11220 * opts.c (extra_warnings): Delete.
11221 (set_Wextra): Delete.
11222 (common_handle_option): -Wextra can be handled automatically.
11223 * c-opts.c (c_common_handle_option): Delete obsolete code.
11224 (c_common_post_options): Simplify comment.
11225 * common.opt (W): Add Var.
11227 (Wuninitialized): Initialize to -1.
11229 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
11230 Richard Guenther <rguenther@suse.de>
11232 * expr.c (get_def_for_expr): New function.
11233 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
11234 SSA rather than trees.
11235 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
11236 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
11238 2009-05-03 Joseph Myers <joseph@codesourcery.com>
11240 * c-common.c (reswords): Add _Imaginary.
11241 * c-common.c (enum rid): Add RID_IMAGINARY.
11243 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
11245 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
11246 Patch by Richard Guenther.
11248 2009-05-03 Anatoly Sokolov <aesok@post.ru>
11250 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
11251 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11252 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
11253 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
11254 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
11255 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
11256 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
11257 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
11258 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
11259 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
11260 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
11261 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
11262 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
11263 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
11264 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
11265 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
11266 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
11267 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
11269 2009-05-02 Richard Guenther <rguenther@suse.de>
11271 PR tree-optimization/39940
11272 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
11275 2009-05-02 Richard Guenther <rguenther@suse.de>
11277 PR middle-end/40001
11278 * tree-ssa.c (execute_update_addresses_taken): Properly check
11279 if we can mark a variable DECL_GIMPLE_REG_P.
11280 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
11281 back to the end of the function.
11282 (is_gimple_reg_type): Remove complex type special casing.
11283 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
11286 2009-05-02 Ben Elliston <bje@au.ibm.com>
11288 * doc/collect2.texi (Collect2): Document search path behaviour
11289 when configured with --with-ld.
11291 2009-05-02 Jan Hubicka <jh@suse.cz>
11293 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
11294 parameter; update callers.
11295 (coalesce_cost_edge): EH edges are costier because they needs
11296 splitting even if not critical and even more costier when there are
11297 multiple EH predecestors.
11299 2009-05-02 Jan Hubicka <jh@suse.cz>
11301 * except.c (remove_eh_handler_and_replace): Handle updating after
11302 removing TRY blocks.
11304 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
11306 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
11308 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
11310 * varasm.c: Do not include c-pragma.h.
11311 * attribs.c: Do not incude c-common.h.
11313 2009-05-01 Michael Matz <matz@suse.de>
11315 * calls.c (initialize_argument_information): Handle SSA names like
11316 decls with a non MEM_P DECL_RTL.
11318 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11320 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
11321 * ipa-utils.c: Likewise.
11322 * ipa-type-escape.c: Likewise.
11323 * cgraphunit.c Do not include c-common.h.
11324 * ipa-pure-const.c: Likewise.
11325 * tree-if-conv.c: Likewise.
11326 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
11327 * ipa-struct-reorg.c: Likewise.
11328 * tree-nomudflap.c: Likewise.
11329 * tree-ssa-structalias.c: Likewise.
11331 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11333 * store-motion.c: Many cleanups to make this pass a first-class
11334 citizen instead of an appendix to gcse load motion. Add TODO list
11335 to make this pass faster/cleaner/better.
11337 (struct ls_expr): Post gcse.c-split cleanups.
11338 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
11339 "stores" field to "avail_stores".
11340 (pre_ldst_mems): Rename to store_motion_mems.
11341 (pre_ldst_table): Rename to store_motion_mems_table.
11342 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
11343 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
11344 (ldst_entry): Rename to st_expr_entry, update users.
11345 (free_ldst_entry): Rename to free_st_expr_entry, update users.
11346 (free_ldst_mems): Rename to free_store_motion_mems, update users.
11347 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
11349 (first_ls_expr): Rename to first_st_expr, update users.
11350 (next_ls_expr): Rename to next_st_expr, update users.
11351 (print_ldst_list): Rename to print_store_motion_mems. Print names of
11352 fields properly for store motion instead of names inherited from load
11354 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
11355 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
11358 (ae_kill): Rename to st_kill, update users.
11359 (ae_gen): Rename to st_avloc, update users.
11360 (transp): Rename to st_transp, update users.
11361 (pre_insert_map): Rename to st_insert_map, update users.
11362 (pre_delete_map): Rename to st_delete_map, update users.
11363 (insert_store, build_store_vectors, free_store_memory,
11364 one_store_motion_pass): Update for abovementioned changes.
11366 (gcse_subst_count, gcse_create_count): Remove.
11367 (one_store_motion_pass): New statistics counters "n_stores_deleted"
11368 and "n_stores_created", local variables.
11370 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
11373 (regvec, compute_store_table_current_insn): Remove.
11374 (reg_set_info, reg_clear_last_set): Remove.
11375 (compute_store_table): Use DF caches instead of local dataflow
11378 2009-05-01 Joseph Myers <joseph@codesourcery.com>
11380 * c-objc-common.c (c_tree_printer): Print identifiers with
11381 pp_identifier, not pp_string. Mark "({anonymous})" for
11383 * c-pretty-print.c (pp_c_ws_string): New.
11384 (pp_c_cv_qualifier, pp_c_type_specifier,
11385 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
11386 pp_c_storage_class_specifier, pp_c_function_specifier,
11387 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
11388 pp_c_primary_expression, pp_c_postfix_expression,
11389 pp_c_unary_expression, pp_c_shift_expression,
11390 pp_c_relational_expression, pp_c_equality_expression,
11391 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
11392 use pp_string and pp_c_ws_string in place of pp_identifier and
11393 pp_c_identifier for non-identifiers. Mark English strings for
11395 * c-pretty-print.h (pp_c_ws_string): Declare.
11397 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
11398 Roland McGrath <roland@redhat.com>
11400 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
11401 (ENABLE_LD_BUILDID): New configuration option.
11402 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
11403 (LINK_BUILDID_SPEC): New macro.
11404 (init_spec): If defined, prepend it between LINK_EH_SPEC and
11406 * doc/install.texi: Document --enable-linker-build-id option.
11407 * configure: Rebuild.
11408 * config.in: Rebuild.
11410 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
11412 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
11413 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
11414 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
11415 MIPS_GP_SAVE_AREA_SIZE.
11416 * config/mips/mips.c (struct mips_frame_info): Update comment
11417 before arg_pointer_offset and hard_frame_pointer_offset.
11418 (mips_compute_frame_info): Update diagram before function: to
11419 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
11420 indicate the position of frame_pointer_rtx with -fstack-protector and
11421 to show args_size. Don't allocate cprestore area for leaf functions
11422 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
11424 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
11426 2009-04-30 Michael Matz <matz@suse.de>
11428 PR tree-optimization/39955
11429 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
11431 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
11433 * ira.c (setup_cover_and_important_classes): Use safe macro
11434 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
11436 * genpreds.c (write_tm_preds_h): Output suitable definition of
11437 REG_CLASS_FOR_CONSTRAINT.
11439 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11441 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
11443 * bitmap.c (bitmap_descriptor): Likewise.
11444 * ggc-common.c (loc_descriptor): Likewise.
11445 * varray.c (varray_descriptor): Likewise.
11446 * vec.c (vec_descriptor): Likewise.
11448 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
11450 * Makefile.in (dce.o): Add $(EXCEPT_H).
11451 * dce.c: Include except.h and delete redundant vector definitions.
11452 (deletable_insn_p): Return false for non-call insns that can throw
11455 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
11457 * gcse.c (ae_gen): Remove.
11458 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
11459 and make non-static function to make it available in store-motion.c.
11460 Update call sites with search-and-replace.
11461 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
11462 extract_mentioned_regs, extract_mentioned_regs_helper,
11463 find_moveable_store, compute_store_table, load_kills_store, find_loads,
11464 store_killed_in_insn, store_killed_after, store_killed_before,
11465 build_store_vectors, insert_insn_start_basic_block, insert-store,
11466 remove_reachable_equiv_notes, replace_store_insn, delete_store,
11467 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
11468 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
11469 * store-motion.c: ...new file. Also copy data structures from gcse.c
11470 and clean up to remove parts not used by store motion.
11471 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
11472 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
11474 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11477 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
11478 when optimizing for size.
11480 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
11482 * gcse.c (gcse_constant_p): Fix typo in last change.
11484 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11486 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
11488 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
11490 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
11492 2009-04-29 James E. Wilson <wilson@codesourcery.com>
11494 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
11495 CONST_HIGH_PART result.
11497 2009-04-29 Anatoly Sokolov <aesok@post.ru>
11499 * config/avr/avr.c (initial_elimination_offset): Rename to
11500 avr_initial_elimination_offset.
11501 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
11502 change return type to bool.
11503 (avr_can_eliminate): New function.
11504 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
11505 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
11506 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
11507 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
11508 avr_initial_elimination_offset.
11509 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
11510 (avr_initial_elimination_offset): Define.
11512 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
11513 Steven Bosscher <steven@gcc.gnu.org>
11515 PR rtl-optimization/39938
11516 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
11517 * cfgrtl.c: Include insn-attr.h.
11518 (rest_of_pass_free_cfg): New function.
11519 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
11520 * resource.c (init_resource_info): Remove call to df_analyze.
11522 2009-04-29 Richard Guenther <rguenther@suse.de>
11525 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
11526 allow conversion to signed integers.
11528 2009-04-29 Richard Guenther <rguenther@suse.de>
11530 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
11531 shifts of floating point vectors if the shift amount is
11532 a constant multiple of the element size.
11534 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
11535 Michael Matz <matz@suse.de>
11537 PR middle-end/39927
11539 * tree-outof-ssa.c (emit_partition_copy): New function.
11540 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
11541 insert_part_to_rtx_on_edge): Perform the partition base var
11542 copy using emit_partition_copy.
11543 (insert_value_copy_on_edge): Convert constants to the right mode.
11544 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
11545 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
11547 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11549 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
11550 scan backwards to try to find a constant to initialize it.
11552 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
11553 insn before the loop_end instruction, don't look past labels.
11555 2009-04-29 Richard Guenther <rguenther@suse.de>
11557 PR middle-end/39937
11558 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
11559 loose type conversions.
11560 (forward_propagate_addr_expr): Fix tuplification bug. Remove
11561 stmts only if there are no uses of its definition.
11563 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11565 * config/bfin/bfin.h (splitting_loops): Declare.
11566 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
11567 Reorder bit definitions to be ascending.
11568 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
11569 * config/bfin/bfin.c (splitting_loops): New variable.
11570 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
11571 (struct loop_info): Remove members INIT and LOOP_INIT.
11572 (bfin_optimize_loop): Don't set them. Reorder the code that generates
11573 the LSETUP sequence. Allow LC to be loaded from any register, but
11574 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
11575 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
11577 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
11578 of reload_completed.
11581 * config/bfin/bfin.md (movsi_insn): Refine constraints.
11583 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
11585 * Makefile.in (PLUGIN_VERSION_H): New.
11586 (OBJS-common): Remove plugin-version.o.
11587 (plugin.o): Depend on (PLUGIN_VERSION_H).
11588 (plugin-version.o): Remove.
11589 * configure: Regenerate
11590 * configure.ac: Create plugin-version.h.
11591 * gcc-plugin.h (plugin_gcc_version): Remove.
11592 (plugin_default_version_check): Change signature.
11593 * plugin-version.c: Remove.
11594 * plugin.c: Include plugin-version.h.
11595 (str_plugin_gcc_version_name): Remove.
11596 (try_init_one_plugin): Pass gcc version to plugin_init.
11597 (plugin_default_version_check): Both gcc and plugin versions are now
11600 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11602 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
11603 problematic last insns. Test for TYPE_CALL rather than CALL_P.
11604 Remove special case testing for last insn of inner loops. Don't fail
11605 if the loop ends with a jump, emit an extra nop instead.
11607 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
11608 DREGS rather than comparing directly. Remove code that tries to
11609 account for latencies.
11611 2009-04-29 Richard Guenther <rguenther@suse.de>
11613 PR tree-optimization/39941
11614 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
11615 eliminating an indirect call.
11617 2009-04-29 Richard Guenther <rguenther@suse.de>
11619 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
11620 parameter. Allow invariants as base if !require_lvalue.
11621 (verify_gimple_assign_single): Adjust.
11623 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11625 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
11626 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
11627 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
11628 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
11629 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
11631 * config/bfin/bfin.c (bfin_expand_builtin,
11632 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
11634 2009-04-28 Richard Guenther <rguenther@suse.de>
11636 * tree-vect-loop.c (get_initial_def_for_induction): Use
11637 correct types for pointer increment.
11639 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11641 * toplev.c (print_version): Update GMP version string calculation.
11643 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
11645 PR rtl-optimization/39938
11646 * resource.c (init_resource_info): Add call to df_analyze.
11648 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11650 * config/alpha/alpha.md (usegp): Cast the result of
11651 alpha_find_lo_sum_using_gp to enum attr_usegp.
11652 * config/alpha/alpha.c (override_options): Remove end-of-structure
11653 marker element from cpu_table. Use array size of cpu_table to handle
11654 -mcpu and -mtune options.
11655 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
11657 2009-04-28 Joseph Myers <joseph@codesourcery.com>
11659 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
11660 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
11661 tune_32 and tune_64.
11662 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
11663 support on PowerPC.
11664 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
11665 * config/rs6000/option-defaults.h: ... here. New file.
11666 (OPT_64, OPT_32): Define.
11667 (MASK_64BIT): Define to 0 if not already defined.
11668 (OPT_ARCH64, OPT_ARCH32): Define.
11669 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
11672 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11674 * config/arm/arm.c (arm_override_options): Emit error on using
11677 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11679 PR rtl-optimization/39914
11680 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
11681 registers for allocnos created from user-defined variables only
11682 when not optimizing.
11684 2009-04-28 Richard Guenther <rguenther@suse.de>
11686 PR middle-end/39937
11687 * fold-const.c (fold_binary): Use distribute_real_division only
11690 2009-04-28 Steve Ellcey <sje@cup.hp.com>
11692 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
11693 add hpux-stdint.h to tm_file.
11694 (hppa[12]*-*-hpux11*): Ditto.
11695 (ia64*-*-hpux*): Ditto.
11696 * config/hpux-stdint.h: New.
11697 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
11698 __STDC_EXT__ for all compiles.
11699 * config/pa/pa-hpux.h: Ditto.
11700 * config/pa/pa-hpux10.h: Ditto.
11701 * config/pa/pa-hpux11.h: Ditto.
11703 2009-04-28 Catherine Moore <clm@codesourcery.com>
11705 * debug.h (set_name): Add comment.
11707 2009-04-28 Andrew Pinski <pinskia@gmail.com>
11710 * config/darwin.c (machopic_gen_offset): Check
11711 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
11712 * config/arm/arm.c (require_pic_register): Likewise.
11714 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
11716 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
11717 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
11718 m32c_promote_prototypes): Delete.
11720 2009-04-28 Michael Matz <matz@suse.de>
11722 PR middle-end/39922
11723 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
11726 2009-04-28 Richard Guenther <rguenther@suse.de>
11728 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
11730 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11732 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
11733 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
11734 * config/arm/arm-tune.md: Regenerate.
11736 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
11738 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
11739 block if there are complex incoming edges.
11740 (sel_merge_blocks): Remove useless assert.
11741 (sel_redirect_edge_and_branch): Check that edge was redirected.
11742 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
11743 (sel_find_rgns): Delete declaration.
11744 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
11745 the region when it is not a preheader.
11747 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11750 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
11752 2009-04-28 Richard Guenther <rguenther@suse.de>
11754 * tree.h (SSA_NAME_VALUE): Remove.
11755 (struct tree_ssa_name): Remove value_handle member.
11756 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
11757 array for jump threading.
11758 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
11760 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
11761 * tree-flow.h (threadedge_initialize_values): Declare.
11762 (threadedge_finalize_values): Likewise.
11763 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
11764 (SSA_NAME_VALUE): Define.
11765 (threadedge_initialize_values): New function.
11766 (threadedge_finalize_values): Likewise.
11767 * tree-ssa-dom.c (ssa_name_values): New global variable.
11768 (SSA_NAME_VALUE): Define.
11769 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
11771 2009-04-28 Ira Rosen <irar@il.ibm.com>
11773 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
11774 Use REPORT_VECTORIZED_LOCATIONS instead
11775 REPORT_VECTORIZED_LOOPS.
11776 * tree-vectorizer.c (vect_verbosity_level): Make static.
11777 (vect_loop_location): Rename to vect_location.
11778 (vect_set_verbosity_level): Update comment.
11779 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
11781 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
11782 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
11783 instead REPORT_UNVECTORIZED_LOOPS.
11784 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
11785 and vect_loop_def to vect_external_def and vect_internal_def.
11786 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
11787 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
11788 REPORT_UNVECTORIZED_LOCATIONS.
11789 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
11790 and vect_used_in_loop and to vect_unused_in_scope and
11791 vect_used_in_scope.
11792 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
11793 (vect_verbosity_level): Remove declaration.
11794 (vect_analyze_operations): Likewise.
11795 (vect_analyze_stmt): Declare.
11796 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
11797 REPORT_UNVECTORIZED_LOCATIONS.
11798 (vect_get_loop_niters): Fix indentation.
11799 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
11800 (vect_analyze_loop_operations): New function.
11801 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
11802 vect_analyze_operations.
11803 (vect_is_simple_reduction): Use new names.
11804 (vectorizable_live_operation, vect_transform_loop): Likewise.
11805 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
11806 to specify whether the data references can be a part of interleaving
11808 (vect_analyze_data_ref_dependence): Use new names.
11809 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
11810 (vect_create_addr_base_for_vector_ref): Remove redundant code.
11811 * tree-vect-patterns.c (widened_name_p): Use new names.
11812 (vect_recog_dot_prod_pattern): Likewise.
11813 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
11814 (process_use, vect_mark_stmts_to_be_vectorized,
11815 vect_model_simple_cost, vect_model_store_cost,
11816 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
11817 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
11818 vectorizable_operation, vectorizable_type_demotion,
11819 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
11820 vectorizable_condition): Likewise.
11821 (vect_analyze_operations): Split into vect_analyze_loop_operations
11823 (vect_analyze_stmt): ... new function.
11824 (new_stmt_vec_info): Use new names.
11825 (vect_is_simple_use): Use new names and fix comment.
11826 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
11827 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
11829 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11832 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
11833 and integer modes for x87 operands. Do not ICE for unsupported size,
11834 generate error instead. Generate error for unsupported operand types.
11835 ['z']: Do not handle HImode memory operands specially. Warning
11836 for floating-point operands. Fallthru to 'Z' for unsupported operand
11837 types. Do not ICE for unsupported size, generate error instead.
11838 (output_387_binary_op): Use %Z to output operands.
11839 (output_fp_compare): Ditto.
11840 (output_387_reg_move): Ditto.
11842 2009-04-28 Ben Elliston <bje@au.ibm.com>
11847 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11849 * builtins.c (c_strlen): Do not warn here.
11850 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
11851 * c-common.c (pointer_int_sum): Take an explicit location.
11852 Warn about offsets out of bounds.
11853 * c-common.h (pointer_int_sum): Adjust declaration.
11855 2009-04-27 Ian Lance Taylor <iant@google.com>
11857 * collect2.c (is_ctor_dtor): Change type of ret field in struct
11859 * dce.c (run_fast_df_dce): Change type of old_flags to int.
11860 * df-core.c (df_set_flags): Change return type to int. Change
11861 type of old_flags to int.
11862 (df_clear_flags): Likewise.
11863 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
11864 (df_get_conditional_uses): Likewise.
11865 * df.h (df_set_flags, df_clear_flags): Update declarations.
11866 * dwarf2out.c (struct indirect_string_node): Change type of form
11867 field to enum dwarf_form.
11868 (AT_string_form): Change return type to enum dwarf_form.
11869 * fixed-value.c (fixed_compare): Add cast to enum type.
11870 * fwprop.c (update_df): Change 0 to VOIDmode.
11871 * gensupport.c: Change 0 to UNKNOWN.
11872 * gimple.h (gimple_cond_code): Add cast to enum type.
11873 * haifa-sched.c (reemit_notes): Add cast to enum type.
11874 * hooks.c (hook_int_void_no_regs): Remove function.
11875 * hooks.h (hook_int_void_no_regs): Remove declaration.
11876 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
11877 * predict.c (combine_predictions_for_insn): Add casts to enum type.
11878 * real.c (real_arithmetic): Add cast to enum type.
11879 (real_compare): Likewise.
11880 * target.h (struct gcc_target): Change return type of
11881 branch_target_register_class to enum reg_class.
11882 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
11883 default_branch_target_register_class.
11884 * targhooks.c (default_branch_target_register_class): New function.
11885 * targhooks.h (default_branch_target_register_class): Declare.
11886 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
11887 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
11889 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
11891 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
11892 vect_uninitialized_def. Change 0 to ERROR_MARK.
11893 * tree-vect-stmts.c (supportable_widening_operation): Don't
11894 initialize icode1 and icode2.
11895 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
11896 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
11898 (cmn_err_flag_specs): Change 0 to STD_C89.
11899 (cmn_err_char_table): Likewise.
11900 * config/arm/arm.c (get_arm_condition_code): Change type of code
11901 to enum arm_cond_code.
11902 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
11903 (IWMMXT_BUILTIN2): Likewise.
11904 (neon_builtin_type_bits): Don't define typedef.
11905 (neon_builtin_datum): Change type of bits field to int.
11906 (arm_expand_neon_args): Add cast to enum type.
11907 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
11909 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
11910 casts to enum type.
11911 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
11913 * config/mips/mips.md (jal_macro): Return enum constant.
11914 (single_insn): Likewise.
11915 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
11917 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
11918 casts to enum type.
11919 * config/s390/s390.c (s390_tune_flags): Change type to int.
11920 (s390_arch_flags): Likewise.
11921 (s390_handle_arch_option): Change flags field of struct pta to int.
11922 * config/s390/s390.h (s390_tune_flags): Update declaration.
11923 (s390_arch_flags): Likewise.
11924 * config/sh/sh.c (prepare_move_operands): Compare
11925 tls_symbolic_operand result with enum constant.
11926 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
11927 (sh_expand_prologue): Add cast to enum type.
11928 (sh_expand_epilogue): Likewise.
11929 (tls_symbolic_operand): Change return type to enum tls_model.
11930 (fpscr_set_from_mem): Add cast to enum type.
11931 (legitimize_pic_address): Compare tls_symbolic_operand result with
11933 (sh_target_reg_class): Change return type to enum reg_class.
11934 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
11936 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
11937 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
11938 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
11939 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
11940 (delayed_branch, tls_call_delay): Likewise.
11941 (eligible_for_sibcall_delay): Likewise.
11942 (eligible_for_return_delay): Likewise.
11943 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
11944 (spu_expand_builtin_1): Likewise.
11946 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
11947 for all types of conversions.
11948 (output_init_element): Issue -Wc++-compat warning if needed when
11949 initializing a bitfield with enum type.
11950 * c-parser.c (c_parser_expression): Set original_type to
11951 original_type of right hand operand of comman operator.
11953 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11955 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
11957 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
11958 * doc/cpp.texi (Standard Predefined Macros)
11959 (Implementation-defined behavior): Likewise.
11960 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
11961 * doc/gimple.texi (GIMPLE Exception Handling)
11962 (@code{GIMPLE_ASSIGN}): Likewise.
11963 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
11964 * doc/invoke.texi (Warning Options, Optimize Options)
11965 (AVR Options, Darwin Options): Likewise.
11966 (Optimize Options): Reformulate -fwhole-program description.
11967 * doc/loop.texi (Lambda): Likewise.
11968 * doc/md.texi (Output Template, Define Constraints)
11969 (Standard Names, Insn Splitting): Likewise.
11970 * doc/options.texi (Option properties): Likewise.
11971 * doc/passes.texi (Tree-SSA passes): Likewise.
11972 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
11973 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
11974 (File Names and DBX): Likewise.
11975 * doc/trouble.texi (Incompatibilities): Likewise.
11977 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11979 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
11980 instruction is correct.
11982 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11984 Allow non-constant arguments to conversion intrinsics.
11985 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
11986 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
11987 * spu.c (print_operand): Handle 'v' and 'w'.
11988 (exp2_immediate_p, spu_gen_exp2): Define.
11989 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
11990 spu_convtf_1): Update parameter descriptions.
11991 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
11992 * constraints.md ('v', 'w'): New.
11993 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
11995 (i2f, I2F): New define_mode_attr.
11996 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
11997 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
11998 fixuns_truncv4sfv4si2): Update to use mode attribute.
11999 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
12000 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
12001 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
12002 patterns for combine.
12004 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
12006 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
12007 (cprop, hoist, pre, store_motion): New debug counters.
12008 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
12009 is not an RTL pass anymore.
12010 (pass_profiling): Remove extern decl for pass removed in 2005.
12011 (pass_gcse, pass_jump_bypass): Remove.
12012 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
12013 to 0 for clean state.
12014 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
12015 * cse.c (gate_handle_cse_after_global_opts,
12016 rest_of_handle_cse_after_global_opts): New functions.
12017 (pass_cse_after_global_opts): New pass, does local CSE.
12018 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
12019 (TV_CPROP): New timevar.
12020 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
12021 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
12022 (gcse_main, recompute_all_luids): Remove.
12023 (compute_hash_table_work): Call max_reg_num instead of reading
12025 (cprop_jump): Don't set run_jump_opt_after_gcse.
12026 (constprop_register): Always allow to alter jumps.
12027 (cprop_insn): Likewise.
12028 (do_local_cprop): Likewise.
12029 (local_cprop_pass): Likewise. Return non-zero if something changed.
12030 (cprop): Remove function, fold interesting bits into one_cprop_pass.
12031 (find_implicit_sets): Add note about missed optimization opportunity.
12032 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
12033 pass_rtl_cprop execute function.
12034 Don't bother tracking the pass number, each pass gets its own dumpfile
12036 Always allow to alter jumpsand bypass jumps.
12037 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
12038 will just find no suitable set.
12039 (pre_edge_insert): Fix dumping, this function is for PRE only.
12040 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
12041 pass_rtl_pre execute function.
12042 (hoist_code): Return non-zero if something changed. Keep track of
12043 substitutions and insertions for statistics gathering similar to PRE.
12044 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
12045 called from the pass_rtl_hoist execute function. Show pass statistics.
12046 (compute_store_table): Use max_reg_num directly instead of using the
12047 formerly global max_gcse_regno.
12048 (build_store_vectors): Likewise.
12049 (replace_store_insn): Fix dumping.
12050 (store_motion): Rename to ...
12051 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
12052 pass, called from the pass_rtl_store_motion execute function. Keep
12053 track of substitutions and insertions for statistics gathering similar
12055 (bypass_jumps): Remove, fold interesting bits into ...
12056 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
12057 from the pass_rtl_cprop execute function.
12058 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
12059 pass_jump_bypass): Remove.
12060 (gate_handle_gcse, rest_of_handle_gcse): Remove.
12061 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
12062 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
12063 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
12064 (gate_rtl_store_motion, execute_rtl_store_motion,
12065 pass_rtl_store_motion): New.
12066 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
12067 make it clear that -fcse-skip-blocks is a no-op for backward compat.
12068 * passes.c (init_optimization_passes): Remove pass_gcse and
12069 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
12070 and cse_after_global_opts in place of pass_gcse. Schedule cprop
12071 instead of pass_jump_bypass.
12073 2009-04-27 Richard Guenther <rguenther@suse.de>
12075 PR middle-end/39928
12076 * gimplify.c (gimplify_expr): If we are required to create
12077 a temporary make sure it ends up as register.
12079 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
12082 * config/i386/i386.c (construct_container): Don't call
12083 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
12084 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
12086 2009-04-27 Michael Matz <matz@suse.de>
12088 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
12089 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
12090 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
12091 (dump_replaceable_exprs): Take a bitmap.
12092 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
12094 (expand_gimple_basic_block): Likewise.
12095 * tree-ssa-ter.c (struct temp_expr_table_d): Make
12096 replaceable_expressions member a bitmap.
12097 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
12098 (mark_replaceable): Likewise.
12099 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
12100 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
12102 2009-04-27 Richard Guenther <rguenther@suse.de>
12104 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
12105 (verify_stmts): Dispatch to gimple/type verification code.
12106 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
12107 issue with call argument types.
12109 2009-04-27 Michael Matz <matz@suse.de>
12111 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
12112 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
12115 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
12116 Eric Botcazou <ebotcazou@adacore.com>
12118 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
12119 a label's basic block.
12120 (mark_target_live_regs): Tidy and rework obsolete comments.
12121 Change back DF problem to LIVE. If a label starts a basic block,
12122 assume that all registers that used to be live then still are.
12123 (init_resource_info): If a label starts a basic block, set its
12124 BLOCK_FOR_INSN accordingly.
12125 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
12127 2009-04-27 Richard Guenther <rguenther@suse.de>
12129 * tree-flow-inline.h (function_ann): Remove.
12130 (get_function_ann): Likewise.
12131 * tree-dfa.c (create_function_ann): Remove.
12132 * tree-flow.h (struct static_var_ann_d): Remove.
12133 (struct function_ann_d): Likewise.
12134 (union tree_ann_d): Remove fdecl member.
12135 (function_ann_t): Remove.
12136 (function_ann, get_function_ann, create_function_ann): Remove
12139 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
12141 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
12143 2009-04-27 Jan Hubicka <jh@suse.cz>
12145 * ipa-pure-const.c (struct funct_state_d): New fields
12146 state_previously_known, looping_previously_known; remove
12147 state_set_in_source.
12148 (analyze_function): Use new fields.
12149 (propagate): Avoid assumption that state_set_in_source imply
12152 * tree-ssa-loop-niter.c (finite_loop_p): New function.
12153 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
12154 * cfgloop.h (finite_loop_p): Declare.
12156 2009-04-26 Michael Matz <matz@suse.de>
12158 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
12160 2009-04-26 Michael Matz <matz@suse.de>
12162 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
12163 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
12164 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
12165 pass_mark_used_blocks): Remove.
12166 * tree-optimize.c (pass_free_datastructures,
12167 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
12168 * passes.c (init_optimization_passes): Don't call
12169 pass_mark_used_blocks, remove dead code.
12171 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
12173 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
12174 * tree-ssa-live.h (register_ssa_partition): Likewise.
12176 2009-04-26 Michael Matz <matz@suse.de>
12179 * builtins.c (fold_builtin_next_arg): Handle SSA names.
12180 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
12181 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
12183 (compare_pairs): Swap cost comparison.
12184 (coalesce_ssa_name): Don't use change_partition_var.
12185 * tree-nrv.c (struct nrv_data): Add modified member.
12186 (finalize_nrv_r): Set it.
12187 (tree_nrv): Use it to update statements.
12188 (pass_nrv): Require PROP_ssa.
12189 * tree-mudflap.c (mf_decl_cache_locals,
12190 mf_build_check_statement_for): Use make_rename_temp.
12191 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
12192 * alias.c (find_base_decl): Handle SSA names.
12193 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
12194 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
12195 * rtl.h (set_reg_attrs_for_parm): Declare.
12196 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
12197 to "optimized", remove unused locals at finish.
12198 (execute_free_datastructures): Make global, call
12199 delete_tree_cfg_annotations.
12200 (execute_free_cfg_annotations): Don't call
12201 delete_tree_cfg_annotations.
12203 * ssaexpand.h: New file.
12204 * expr.c (toplevel): Include ssaexpand.h.
12205 (expand_assignment): Handle SSA names the same as register variables.
12206 (expand_expr_real_1): Expand SSA names.
12207 * cfgexpand.c (toplevel): Include ssaexpand.h.
12208 (SA): New global variable.
12209 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
12210 (SSAVAR): New macro.
12211 (set_rtl): New helper function.
12212 (add_stack_var): Deal with SSA names, use set_rtl.
12213 (expand_one_stack_var_at): Likewise.
12214 (expand_one_stack_var): Deal with SSA names.
12215 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
12216 before unique numbers.
12217 (expand_stack_vars): Use set_rtl.
12218 (expand_one_var): Accept SSA names, add asserts for them, feed them
12219 to above subroutines.
12220 (expand_used_vars): Expand all partitions (without default defs),
12221 then only the local decls (ignoring those expanded already).
12222 (expand_gimple_cond): Remove edges when jumpif() expands an
12223 unconditional jump.
12224 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
12225 or remove abnormal edges. Ignore insns setting the LHS of a TERed
12227 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
12228 members of SA; deal with PARM_DECL partitions here; expand
12229 all PHI nodes, free tree datastructures and SA. Commit instructions
12230 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
12231 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
12232 info and statements at start, collect garbage at finish.
12233 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
12234 (VAR_ANN_PARTITION) Remove.
12235 (change_partition_var): Don't declare.
12236 (partition_to_var): Always return SSA names.
12237 (var_to_partition): Only accept SSA names.
12238 (register_ssa_partition): Only check argument.
12239 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
12241 (delete_var_map): Don't free it.
12242 (var_union): Only accept SSA names, simplify.
12243 (partition_view_init): Mark only useful SSA names as used.
12244 (partition_view_fini): Only deal with SSA names.
12245 (change_partition_var): Remove.
12246 (dump_var_map): Use ssa_name instead of partition_to_var member.
12247 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
12249 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
12250 (struct _elim_graph): New member const_dests; nodes member vector of
12252 (set_location_for_edge): New static helper.
12253 (create_temp): Remove.
12254 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
12255 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
12256 (new_elim_graph): Allocate const_dests member.
12257 (clean_elim_graph): Truncate const_dests member.
12258 (delete_elim_graph): Free const_dests member.
12259 (elim_graph_size): Adapt to new type of nodes member.
12260 (elim_graph_add_node): Likewise.
12261 (eliminate_name): Likewise.
12262 (eliminate_build): Don't take basic block argument, deal only with
12263 partition numbers, not variables.
12264 (get_temp_reg): New static helper.
12265 (elim_create): Use it, deal with RTL temporaries instead of trees.
12266 (eliminate_phi): Adjust all calls to new signature.
12267 (assign_vars, replace_use_variable, replace_def_variable): Remove.
12268 (rewrite_trees): Only do checking.
12269 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
12270 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
12271 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
12272 contains_tree_r, MAX_STMTS_IN_LATCH,
12273 process_single_block_loop_latch, analyze_edges_for_bb,
12274 perform_edge_inserts): Remove.
12275 (expand_phi_nodes): New global function.
12276 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
12277 functions, initialize new parameter, remember partitions having a
12279 (finish_out_of_ssa): New global function.
12280 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
12281 don't reset in_ssa_p here, don't disable TER when mudflap.
12282 (pass_del_ssa): Remove.
12283 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
12285 (execute_free_datastructures): Declare.
12286 * Makefile.in (SSAEXPAND_H): New variable.
12287 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
12288 * basic-block.h (commit_one_edge_insertion): Declare.
12289 * passes.c (init_optimization_passes): Move pass_nrv and
12290 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
12291 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
12292 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
12293 (redirect_branch_edge): Deal with super block when expanding, split
12294 out jump patching itself into ...
12295 (patch_jump_insn): ... here, new static helper.
12297 2009-04-26 Michael Matz <matz@suse.de>
12299 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
12300 beyond num_ssa_names.
12301 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
12302 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
12304 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12306 PR inline-asm/39543
12307 * fwprop.c (forward_propagate_asm): New function.
12308 (forward_propagate_and_simplify): Propagate also into __asm, if it
12309 doesn't increase the number of referenced registers.
12312 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
12314 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12316 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
12317 note_nonlocal_vla_type for nonlocal VLAs.
12318 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
12319 contains_remapped_vars, remap_vla_decls): New functions.
12320 (convert_nonlocal_reference_stmt): If not optimizing, call
12321 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
12322 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
12323 if it wasn't found in var_map.
12324 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
12325 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
12326 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
12328 * gimplify.c (nonlocal_vlas): New variable.
12329 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
12331 (gimplify_body): Create and destroy nonlocal_vlas.
12333 * dwarf2out.c (loc_descr_plus_const): New function.
12334 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
12335 mem_loc_descriptor, loc_descriptor_from_tree_1,
12336 descr_info_loc, gen_variable_die): Use it.
12338 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
12339 !TREE_STATIC VAR_DECLs.
12340 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
12341 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
12342 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
12343 DECL_BY_REFERENCE is valid.
12344 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
12345 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
12346 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
12347 Copy DECL_BY_REFERENCE.
12348 (struct nesting_copy_body_data): New type.
12349 (nesting_copy_decl): New function.
12350 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
12351 if they have variable length.
12353 2009-04-26 Michael Matz <matz@suse.de>
12355 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
12356 mark new temporaries for renaming.
12358 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12361 * c-decl.c (global_bindings_p): Return negative value.
12362 (c_variable_size): New. Based on variable_size from
12364 (grokdeclarator): Call c_variable_size not variable_size.
12366 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
12368 * config/i386/i386.c (print_operand) ['z']: Fix typo.
12370 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
12372 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
12373 Redefine it to just use mingw/include.
12374 (ASM_SPEC): Rules for -m32 and -m64.
12375 (LINK_SPEC): Use Likewise.
12376 (SPEC_32): New define.
12377 (SPEC_64): Likewise.
12378 (SUB_LINK_SPEC): Likewise.
12379 (MULTILIB_DEFAULTS): New define.
12380 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
12381 Add multilib options.
12382 (MULTILIB_DIRNAMES): Likewise.
12383 (MULTILIB_OSDIRNAMES): Likewise.
12384 (LIBGCC): Likewise.
12385 (INSTALL_LIBGCC): Likewise.
12387 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12390 * c-tree.h (enum c_inline_static_type): New.
12391 (record_inline_static): Declare.
12392 * c-decl.c (struct c_inline_static, c_inline_statics,
12393 record_inline_static, check_inline_statics): New.
12394 (pop_file_scope): Call check_inline_statics.
12395 (start_decl): Call record_inline_static instead of pedwarning
12396 directly for static in inline function.
12397 * c-typeck.c (build_external_ref): Call record_inline_static
12398 instead of pedwarning directly for static referenced in inline
12401 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
12403 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
12404 not new but only being rescanned.
12405 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
12406 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
12407 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
12408 record_set_info, compute_set, grealloc): Remove.
12409 (recompute_all_luids): New function.
12410 (gcse_main): Don't compute sets, and don't do related memory
12411 allocations/free-ing. If something changed before the end of the
12412 pass, update LUIDs using recompute_all_luids.
12413 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
12414 (free_gcse_mem): Don't free it either.
12415 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
12416 Use the df insn LUIDs.
12417 (load_killed_in_block): Likewise.
12418 (compute_hash_table_work): Don't compute reg_set_in_block.
12419 (compute_transp): Use DF_REG_DEF_CHAINs.
12420 (local_cprop_pass): Don't use compute_sets and related functions.
12421 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
12422 Use get_max_uid() instead of max_cuid.
12423 (insert_insn_end_basic_block, pre_insert_copy_insn,
12424 update_ld_motion_stores): Don't try to
12425 keep reg_set tables up to date.
12426 (pre_insert_copies): Use df insn LUIDs.
12427 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
12428 (reg_set_info): Don't use extra bitmap argument.
12429 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
12430 information to compute regs_set_in_block.
12431 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
12432 (bypass_jumps): Don't use compute_sets and friends.
12434 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12437 * opts.c (undocumented_msg): Do not leave blank even with
12440 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12442 * c-decl.c (build_enumerator): Allow values folding to integer
12443 constants but not integer constant expressions with a pedwarn if
12446 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12449 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
12450 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
12451 type is an integer constant.
12453 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12456 * config/i386/i386.c (print_operand) ['z']: Revert handling of
12459 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12462 * c-decl.c (grokdeclarator): Diagnose declarations of functions
12463 with variably modified return type and no storage class
12464 specifiers, except for the case of nested functions. Distinguish
12465 extern declarations of functions with variably modified return
12466 types from those of objects with variably modified types.
12468 2009-04-25 Jan Hubicka <jh@suse.cz>
12470 * tree.c (list_equal_p): New function.
12471 * tree.h (list_equal_p): Declare.
12472 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12473 basic_block_def, basic_block, const_basic_block): New.
12474 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
12475 (redirect_eh_edge): New function.
12476 (make_eh_edge_update_phi): EH edges are not abnormal.
12477 * except.c: Include tree-flow.h.
12478 (list_match): New function.
12479 (eh_region_replaceable_by_p): New function.
12480 (replace_region): New function.
12481 (hash_type_list): New function.
12482 (hash_eh_region): New function.
12483 (eh_regions_equal_p): New function.
12484 (merge_peers): New function.
12485 (remove_unreachable_regions): Verify EH tree when checking;
12487 (copy_eh_region_1): New function.
12488 (copy_eh_region): New function.
12489 (push_reachable_handler): New function.
12490 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
12491 regions without label but with live RESX.
12492 * except.h (redirect_eh_edge_to_label): New.
12493 * tree-flow.h (redirect_eh_edge): New.
12494 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12495 basic_block_def, basic_block, const_basic_block): Remove.
12496 * Makefile.in (except.o): Add dependency on tree-flow.h
12497 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
12498 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
12501 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
12504 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
12505 on the destination of memcpy.
12507 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
12509 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
12510 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
12511 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
12513 2009-04-25 Jan Hubicka <jh@suse.cz>
12515 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
12516 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
12517 to be reached by different label than left.
12518 (update_eh_edges): Update comment; remove edge_to_remove if possible
12519 and return true if suceeded.
12520 (cleanup_empty_eh): Accept sharing map; handle shared regions.
12521 (cleanup_eh): Compute sharing map.
12522 * except.c (remove_eh_handler_and_replace): Add argument if we should
12524 (remove_unreachable_regions): Update for label sharing.
12525 (label_to_region_map): Likewise.
12526 (get_next_region_sharing_label): New function.
12527 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
12529 (remove_eh_handler): Update.
12530 (remove_eh_region_and_replace_by_outer_of): New function.
12531 * except.h (struct eh_region): Add next_region_sharing_label.
12532 (remove_eh_region_and_replace_by_outer_of,
12533 get_next_region_sharing_label): Declare.
12534 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
12536 2009-04-25 Jan Hubicka <jh@suse.cz>
12538 * tree-cfg.c (split_critical_edges): Split also edges where we can't
12539 insert code even if they are not critical.
12541 2009-04-25 Jan Hubicka <jh@suse.cz>
12543 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12544 (gimple_can_remove_branch_p): EH edges won't remove branch by
12546 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
12547 updating of non-abnormal EH edges.
12548 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12549 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
12550 (split_critical_edges): Split also edges where emitting code on them
12551 will lead to splitting later.
12553 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12554 H.J. Lu <hongjiu.lu@intel.com>
12557 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
12558 the configured assembler supports fildq and fistpq mnemonics.
12559 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
12560 * configure: Regenerated.
12561 * config.in: Ditto.
12563 * config/i386/i386.c (print_operand): Handle 'Z'.
12564 ['z']: Remove handling of special fild/fist suffixes.
12565 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
12566 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
12567 suffix of fild insn.
12568 (*floatsi<mode>2_vector_mixed): Ditto.
12569 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
12570 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
12571 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
12572 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
12573 * config/i386/gas.h (GAS_MNEMONICS): Remove.
12575 2009-04-25 Ben Elliston <bje@au.ibm.com>
12577 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
12578 the source of a set operation.
12580 2009-04-25 Anatoly Sokolov <aesok@post.ru>
12582 * target.h (struct gcc_target): Add case_values_threshold field.
12583 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
12584 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
12585 * targhooks.c (default_case_values_threshold): New function.
12586 * targhooks.h (default_case_values_threshold): Declare function.
12587 * stmt.c (expand_case): Use case_values_threshold target hook.
12588 * expr.h (case_values_threshold): Remove declartation.
12589 * expr.c (case_values_threshold): Remove function.
12590 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
12592 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
12593 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12594 (avr_case_values_threshold): Declare as static.
12595 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
12597 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
12598 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12599 (mn10300_case_values_threshold): New function.
12601 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
12603 * ira.c (setup_cover_and_important_classes): Add enum cast.
12605 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
12607 * genpreds.c (write_enum_constraint_num): Output definition of
12608 CONSTRAINT_NUM_DEFINED_P macro.
12609 * ira.c (setup_cover_and_important_classes): Use
12610 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
12612 2009-04-24 DJ Delorie <dj@redhat.com>
12614 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
12615 __SH2A_SINGLE_ONLY__ also.
12617 2009-04-24 Steve Ellcey <sje@cup.hp.com>
12619 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
12620 (movdf_internal): Ditto.
12621 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
12622 SFmode and DFmode constants.
12623 (ia64_print_operand): Add 'G' format for printing
12624 floating point constants.
12626 2009-04-24 Richard Guenther <rguenther@suse.de>
12628 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
12629 from unsigned additions.
12631 2009-04-24 Joseph Myers <joseph@codesourcery.com>
12633 * c-typeck.c (set_init_index): Allow array designators that are
12634 not integer constant expressions with a pedwarn if pedantic.
12636 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
12638 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
12639 zero if no overlap in nonzero bits between the operands.
12641 2009-04-24 Ian Lance Taylor <iant@google.com>
12643 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
12644 (record_dead_and_set_regs): Likewise.
12645 * df.h (struct df_mw_hardreg): Change flags field to int.
12646 (struct df_base_ref): Likewise.
12647 (struct df): Change changeable_flags field to int.
12648 * df-scan.c (df_defs_record): Change clobber_flags to int.
12649 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
12650 constants rather than #define macros.
12651 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
12652 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
12653 (enum dwarf_calling_convention): Likewise.
12654 (enum dwarf_line_number_x_ops): Likewise.
12655 (enum dwarf_call_frame_info): Likewise.
12656 (enum dwarf_source_language): Likewise.
12657 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
12658 (add_calling_convention_attribute): Likewise.
12659 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
12660 (combine_comparisons): Change compcode to int. Add cast to enum type.
12661 * genrecog.c (maybe_both_true_2): Change c to int.
12662 (write_switch): Likewise. Add cast to enum type.
12663 * gimplify.c (gimplify_omp_for): Handle return values from
12664 gimplify_expr using MIN rather than bitwise or.
12665 (gimplify_expr): Add cast to enum type.
12666 * ipa-prop.c (update_jump_functions_after_inlining): Change
12667 IPA_BOTTOM to IPA_JF_UNKNOWN.
12668 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
12669 Add casts to enum type.
12670 (setup_cover_and_important_classes): Change cl to int. Add casts
12672 (setup_class_translate): Change cl and mode to int.
12673 (ira_init_once): Change mode to int.
12674 (free_register_move_costs): Likewise.
12675 (setup_prohibited_mode_move_regs): Add casts to enum type.
12676 * langhooks.c (add_builtin_function_common): Rework assertion that
12677 value fits bitfield.
12678 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
12679 * omega.c (omega_do_elimination): Avoid math on enum types.
12680 * optabs.c (expand_vec_shift_expr): Remove casts to int.
12681 * opts.c (set_debug_level): Change 2 to enum constant. Use new
12682 int local to handle integral_argment value.
12683 * regmove.c (try_auto_increment): Change PUT_MODE to
12685 * reload.c (push_secondary_reload): Add casts to enum type.
12686 (secondary_reload_class, find_valid_class): Likewise.
12687 * reload1.c (emit_input_reload_insns): Likewise.
12688 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
12689 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
12690 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
12692 * tree.c (build_common_builtin_nodes): Add casts to enum type.
12693 * tree-complex.c (complex_lattice_t): Typedef to int rather than
12695 (expand_complex_libcall): Add casts to enum type.
12696 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
12697 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
12698 with ERROR_MARK, not NUM_TREE_CODES.
12699 (vect_create_epilog_for_reduction): Likewise.
12700 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
12701 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
12702 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
12704 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
12705 vect_unused_in_loop. Change 0 to loop_vect.
12706 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
12707 * var-tracking.c (get_init_value): Change return type to enum
12709 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
12710 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
12712 (arm_override_options): Add casts to enum type.
12713 (arm_emit_tls_decoration): Likewise.
12714 * config/i386/i386.c (ix86_function_specific_restore): Add casts
12716 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
12717 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
12718 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
12720 * config/s390/s390.c (code_for_builtin_64): Change to array of
12722 (code_for_builtin_31): Likewise.
12723 (s390_expand_builtin): Change code_for_builtin to enum insn_code
12725 * config/sparc/sparc.c (sparc_override_options): Change value
12726 field in struct code_model to enum cmodel. In initializer change
12727 0 to NULL and add cast to enum type.
12729 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
12730 Change all callers. Issue a -Wc++-compat warning using
12731 lhs_origtype if necessary.
12732 (convert_for_assignment): Issue -Wc++-compat warnings about
12733 invalid conversions to enum type on assignment.
12734 * c-common.h (build_modify_expr): Update declaration.
12736 2009-04-24 Nick Clifton <nickc@redhat.com>
12738 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
12739 (function_arg_advance): Likewise.
12740 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
12743 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
12745 * config/s390/constraints.md ('I', 'J'): Fix condition.
12747 2009-04-24 Diego Novillo <dnovillo@google.com>
12749 * gengtype-parse.c (parse_error): Add newline after message.
12751 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
12753 * config/i386/sse.md (avxmodesuffixs): Removed.
12754 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
12755 (*avx_pinsr<ssevecsize>): This.
12757 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
12759 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
12760 follow chains of regs with a single definition, and allow expressions
12761 that are function_invariant_p.
12762 (simple_rhs_p): Allow expressions that are function_invariant_p.
12764 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
12766 PR middle-end/39867
12767 * fold-const.c (fold_cond_expr_with_comparison): When folding
12768 > and >= to MAX, make sure the MAX uses the same type as the
12769 comparison's operands.
12771 2009-04-24 Nick Clifton <nickc@redhat.com>
12773 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
12774 addressing for DImode accesses.
12775 (frv_print_operand_address): Handle PLUS case.
12776 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
12778 2009-04-24 Jakub Jelinek <jakub@redhat.com>
12780 PR rtl-optimization/39794
12781 * alias.c (canon_true_dependence): Add x_addr argument.
12782 * rtl.h (canon_true_dependence): Adjust prototype.
12783 * cse.c (check_dependence): Adjust canon_true_dependence callers.
12784 * cselib.c (cselib_invalidate_mem): Likewise.
12785 * gcse.c (compute_transp): Likewise.
12786 * dse.c (scan_reads_nospill): Likewise.
12787 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
12788 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
12789 canon_base_addr of the group, plus optional offset.
12790 (struct group_info): Rename canon_base_mem to
12792 (get_group_info): Set canon_base_addr to canon_rtx of base, not
12793 canon_rtx of base_mem.
12795 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
12797 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
12798 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
12800 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12802 * config/spu/spu-builtins.h: Delete file.
12804 * config/spu/spu.h (enum spu_builtin_type): Move here from
12806 (struct spu_builtin_description): Likewise. Add GTY marker.
12807 Do not use enum spu_function_code or enum insn_code.
12808 (spu_builtins): Add extern declaration.
12810 * config/spu/spu.c: Do not include "spu-builtins.h".
12811 (enum spu_function_code, enum spu_builtin_type_index,
12812 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
12813 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
12814 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
12815 unsigned_V2DI_type_node): Move here from spu-builtins.h.
12816 (spu_builtin_types): Make static. Add GTY marker.
12817 (spu_builtins): Add extern declaration with GTY marker.
12818 Include "gt-spu.h".
12820 * config/spu/spu-c.c: Do not include "spu-builtins.h".
12821 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
12822 Check programmatically whether all parameters are scalar.
12824 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
12826 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
12828 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
12829 assignment from the constructor either if the target is volatile.
12831 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
12833 * config/arm/arm.md (insv): Do not share operands[0].
12835 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
12837 * config/vxlib-tls.c (active_tls_threads): Delete.
12838 (delete_hook_installed): New.
12839 (tls_delete_hook): Don't delete the delete hook.
12840 (tls_destructor): Delete it here.
12841 (__gthread_set_specific): Adjust installing the delete hook.
12842 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
12843 __gthread_leave_tsd_dtor_context.
12845 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
12847 * c-format.c (gcc_tdiag_char_table): Add support for %E.
12849 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
12851 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
12853 (alpha_rtx_costs): Ditto.
12854 (emit_unlikely_jump): Use add_reg_note.
12855 (emit_frame_store_1): Ditto.
12856 (alpha_expand_prologue): Ditto.
12857 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
12858 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
12860 2009-04-23 Nick Clifton <nickc@redhat.com>
12862 * config/v850/v850.md (epilogue): Remove suppressed code.
12863 (return): Rename to return_simple and remove test of frame size.
12864 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
12865 to gen_return_simple.
12867 2009-04-22 Jing Yu <jingyu@google.com>
12870 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
12872 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
12875 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
12876 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
12877 value is a VECTOR_CST, the element type is the element type of the
12880 2009-04-22 DJ Delorie <dj@redhat.com>
12882 * config/m32c/m32c.h: Update GTY annotations to new syntax.
12884 2009-04-22 Jakub Jelinek <jakub@redhat.com>
12886 * alias.c (find_base_term): Move around LO_SUM case, so that
12887 CONST falls through into PLUS/MINUS handling.
12890 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
12891 into 0, use omit_one_operand.
12893 2009-04-23 Ben Elliston <bje@au.ibm.com>
12895 * config/rs6000/linux-unwind.h (get_regs): Remove type
12896 puns. Change the type of `pc' to an array of unsigned ints and
12897 update all users. Constify frame24.
12899 2009-04-22 DJ Delorie <dj@redhat.com>
12901 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
12902 declarations before code.
12903 (current_function_special_page_vector): Likewise.
12904 (m32c_expand_insv): Silence a warning.
12906 2009-04-21 Taras Glek <tglek@mozilla.com>
12908 * alias.c: Update GTY annotations to new syntax.
12909 * basic-block.h: Likewise.
12910 * bitmap.h: Likewise.
12911 * c-common.h: Likewise.
12912 * c-decl.c: Likewise.
12913 * c-parser.c: Likewise.
12914 * c-pragma.c: Likewise.
12915 * c-tree.h: Likewise.
12916 * cfgloop.h: Likewise.
12917 * cgraph.h: Likewise.
12918 * config/alpha/alpha.c: Likewise.
12919 * config/arm/arm.h: Likewise.
12920 * config/avr/avr.h: Likewise.
12921 * config/bfin/bfin.c: Likewise.
12922 * config/cris/cris.c: Likewise.
12923 * config/darwin.c: Likewise.
12924 * config/frv/frv.c: Likewise.
12925 * config/i386/i386.c: Likewise.
12926 * config/i386/i386.h: Likewise.
12927 * config/i386/winnt.c: Likewise.
12928 * config/ia64/ia64.h: Likewise.
12929 * config/iq2000/iq2000.c: Likewise.
12930 * config/mips/mips.c: Likewise.
12931 * config/mmix/mmix.h: Likewise.
12932 * config/pa/pa.c: Likewise.
12933 * config/pa/pa.h: Likewise.
12934 * config/rs6000/rs6000.c: Likewise.
12935 * config/s390/s390.c: Likewise.
12936 * config/sparc/sparc.c: Likewise.
12937 * config/xtensa/xtensa.c: Likewise.
12938 * cselib.h: Likewise.
12939 * dbxout.c: Likewise.
12940 * dwarf2out.c: Likewise.
12941 * except.c: Likewise.
12942 * except.h: Likewise.
12943 * fixed-value.h: Likewise.
12944 * function.c: Likewise.
12945 * function.h: Likewise.
12946 * gimple.h: Likewise.
12947 * integrate.c: Likewise.
12948 * optabs.c: Likewise.
12949 * output.h: Likewise.
12950 * real.h: Likewise.
12952 * stringpool.c: Likewise.
12953 * tree-data-ref.c: Likewise.
12954 * tree-flow.h: Likewise.
12955 * tree-scalar-evolution.c: Likewise.
12956 * tree-ssa-address.c: Likewise.
12957 * tree-ssa-alias.h: Likewise.
12958 * tree-ssa-operands.h: Likewise.
12959 * tree.c: Likewise.
12960 * tree.h: Likewise.
12961 * varasm.c: Likewise.
12962 * varray.h: Likewise.
12964 * coretypes.h: Do not define GTY macro if it is already defined.
12965 * doc/gty.texi: Update GTY documentation to new syntax.
12966 * gengtype-lex.l: Enforce attribute-like syntax for GTY
12967 annotations on structs.
12968 * gengtype-parse.c: Likewise.
12970 2009-04-22 Mark Heffernan <meheff@google.com>
12972 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
12974 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
12976 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
12979 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
12981 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
12982 the same as a PLUS without a shift. Increase the cost of a
12985 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12987 * Makefile.in: Update dependencies.
12988 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
12989 * errors.h: Remove bogus comment about compatibility.
12990 (warning): Update declaration.
12991 * genautomata.c: Update all calls to warning.
12992 * gimple.c: Do not include errors.h. Include toplev.h.
12993 * tree-ssa-structalias.c: Do not include errors.h.
12994 * omega.c: Likewise.
12995 * tree-ssa-reassoc.c: Likewise.
12996 * config/spu/spu-c.c: Likewise.
12997 * config/spu/t-spu-elf: Update dependencies.
12999 2009-04-22 Richard Guenther <rguenther@suse.de>
13001 PR tree-optimization/39824
13002 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
13003 make sure the types are compatible.
13005 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13008 * c-common.c (c_parse_error): Take a token_flags parameter.
13009 Use token_type for the token type instead.
13010 Pass token_flags to cpp_type2name.
13011 * c-common.h (c_parse_error): Update declaration.
13012 * c-parser.c (c_parser_error): Pass 0 as token flags.
13014 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
13016 PR rtl-optimization/39580
13017 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
13019 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13021 * function.c (expand_function_end): Do not emit a jump to the "naked"
13022 return label for fall-through returns.
13023 * except.c (sjlj_emit_function_exit): Always place the call to the
13024 unregister function at the location installed by expand_function_end.
13026 2009-04-22 Richard Guenther <rguenther@suse.de>
13028 PR tree-optimization/39845
13029 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
13030 (gen_inbound_check): Likewise.
13032 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
13034 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
13036 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
13037 * config/vxlib.c (__gthread_once): Add race guard for PPC.
13039 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13041 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
13042 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
13043 shift counts to avoid out-of-bounds array accesses.
13045 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13047 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
13048 (Pmode): Move above.
13050 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
13052 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
13053 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
13054 GET_CODE macro. Use IN_RANGE macro where appropriate.
13055 * config/alpha/alpha.h: Ditto.
13056 * config/alpha/alpha.md: Ditto.
13057 * config/alpha/constraints.md: Ditto.
13058 * config/alpha/predicates.md: Ditto.
13060 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13062 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
13063 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13064 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13065 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13066 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13067 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13068 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13069 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13070 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13071 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13072 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13073 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13074 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13075 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13076 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13077 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13078 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13079 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13080 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13081 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13082 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13083 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13084 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13085 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13086 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13087 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13088 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13090 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
13092 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
13093 references from comments.
13094 * cfgbuild.c: (count_basic_blocks): Delete.
13095 (find_basic_blocks_1): Delete.
13096 (find_basic_blocks): Delete.
13097 * except.c (finish_eh_generation): Make static. Move comment from
13098 except.h here. Remove find_basic_blocks references from comments.
13099 * except.h (finish_eh_generation): Delete.
13100 * basic-block.h (find_basic_blocks): Delete.
13101 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
13103 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
13105 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
13106 (sdbout_parms): Likewise.
13108 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
13110 * config/sh/sh.c (prepare_cbranch_operands): Use
13111 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
13112 (expand_cbranchdi4): Likewise.
13113 (from_compare): Add cast to enum type.
13114 (expand_cbranchsi4): Use add_reg_note.
13115 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
13116 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
13117 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
13118 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13119 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
13120 instead of CODE_FOR_nothing.
13121 (cbranchdi4): Likewise. Fix the order of arguments for
13123 (push_fpscr): Use add_reg_note.
13124 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
13125 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
13127 2009-04-21 Joseph Myers <joseph@codesourcery.com>
13129 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
13130 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13131 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13132 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
13133 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
13134 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
13135 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
13136 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
13137 config/alpha/x-vms, config/arc/t-arc,
13138 config/arm/README-interworking, config/arm/arm-c.c,
13139 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
13140 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
13141 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
13142 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
13143 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
13144 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
13145 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
13146 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
13147 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
13148 config/cris/t-elfmulti, config/crx/t-crx,
13149 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
13150 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
13151 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
13152 config/h8300/t-h8300, config/i386/athlon.md,
13153 config/i386/darwin-libgcc.10.4.ver,
13154 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
13155 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
13156 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
13157 config/i386/t-linux64, config/i386/t-nwld,
13158 config/i386/t-rtems-i386, config/i386/t-sol2-10,
13159 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
13160 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
13161 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
13162 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
13163 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
13164 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
13165 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
13166 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
13167 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
13168 config/m68k/t-uclinux, config/mcore/t-mcore,
13169 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
13170 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
13171 config/mips/crtn.asm, config/mips/irix-crti.asm,
13172 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
13173 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
13174 config/mips/mips-fixed.md, config/mips/sb1.md,
13175 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
13176 config/mips/t-iris6, config/mips/t-isa3264,
13177 config/mips/t-libgcc-mips16, config/mips/t-linux64,
13178 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
13179 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
13180 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
13181 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
13182 config/mn10300/t-linux, config/mn10300/t-mn10300,
13183 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
13184 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
13185 config/picochip/libgccExtras/clzsi2.asm,
13186 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
13187 config/rs6000/darwin-libgcc.10.4.ver,
13188 config/rs6000/darwin-libgcc.10.5.ver,
13189 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
13190 config/rs6000/t-aix43, config/rs6000/t-aix52,
13191 config/rs6000/t-darwin, config/rs6000/t-fprules,
13192 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
13193 config/rs6000/t-lynx, config/rs6000/t-netbsd,
13194 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
13195 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
13196 config/rs6000/t-rtems, config/rs6000/t-spe,
13197 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
13198 config/score/t-score-elf, config/sh/divcost-analysis,
13199 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
13200 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
13201 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
13202 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
13203 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
13204 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
13205 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
13206 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
13207 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
13208 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
13209 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
13210 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
13211 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
13212 limitx.h, version.c, xcoff.h: Add copyright and license notices.
13213 * config/h8300/genmova.sh: Include copyright and license notices
13214 in generated output.
13215 * config/h8300/mova.md: Regenerate.
13216 * doc/install.texi2html: Include word "Copyright" in copyright
13217 notice and use name "Free Software Foundation, Inc.".
13218 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13219 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13220 ChangeLog-2007, ChangeLog-2008: Correct dates.
13222 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
13224 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
13225 NE_EXPR operations as well.
13226 * c-parser.c (c_parser_condition): Do not set location information on
13228 (c_parser_conditional_expression): Likewise.
13229 (c_parser_binary_expression): Set location information on operators.
13230 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
13231 TRUTH_NOT_EXPR has been folded.
13232 * fold-const.c (fold_truth_not_expr): Copy location information from
13233 the incoming expression to the outgoing one.
13234 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
13235 recursive calls on the LHS of the operator but pass that of the
13236 operator to recursive calls on the RHS of the operator. Set it
13238 (shortcut_cond_expr): Set the locus of the operator on the second
13239 COND_EXPR and that of the expression on the first in degenerate cases.
13240 Pass the locus of the expression to calls to shortcut_cond_r.
13241 Set the locus of the 'then' block on the associated jump, if any.
13242 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
13243 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
13244 expression to call to gimplify_boolean_expr.
13246 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
13248 * config.gcc: Add additional configuration for
13249 i686-w64-mingw* and x86_64-w64-mingw* triplet.
13250 * config/i386/mingw-w64.h: New mingw-w64 specific header.
13251 (CPP_SPEC): Redefine for allowing -municode option.
13252 (STARTFILE_SPEC): Likewise.
13253 * config/i386/t-mingw-w64: New.
13254 * config/i386/mingw-w64.opt: New.
13255 (municode): Add new target option.
13256 * doc/invoke.texi (municode): Add documentation for new option.
13258 2009-04-21 Ian Lance Taylor <iant@google.com>
13260 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13261 Correct test for number of arguments.
13262 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
13264 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
13266 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
13267 argument of emit_library_call.
13269 2009-04-21 Richard Guenther <rguenther@suse.de>
13271 PR middle-end/39829
13272 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
13273 inside VIEW_CONVERT_EXPRs.
13275 2009-04-21 Martin Jambor <mjambor@suse.cz>
13277 * tree-switch-conversion.c (build_constructors): Split a long line.
13278 (constructor_contains_same_values_p): New function.
13279 (build_one_array): Create assigns of constants if possible, do not
13280 call mark_sym_for_renaming, call update_stmt.
13281 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
13282 make_rename_temp. Do not call mark_symbols_for_renaming, call
13284 (gen_def_assigns): Do not call mark_symbols_for_renaming or
13285 find_new_referenced_vars, call update_stmt.
13286 (gen_inbound_check): Use create_tmp_var and create ssa names manually
13287 instead of calling make_rename_temp. Do not call
13288 find_new_referenced_vars or mark_symbols_for_renaming, call
13291 2009-04-21 Richard Guenther <rguenther@suse.de>
13293 PR tree-optimization/39827
13294 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
13295 (tree_ssa_phiprop): Pass the correct array size.
13297 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
13299 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
13301 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
13304 * c-typeck.c (lvalue_p): Move declaration ...
13305 * c-common.h (lvalue_p): ... to here.
13306 * c-common.c (candidate_equal_p): New.
13307 (add_tlist): Use it.
13308 (merge_tlist): Use it.
13309 (warn_for_collisions_1): Likewise.
13310 (warning_candidate_p): Accept more candidates.
13311 (verify_tree): A warning candidate can be an expression. Use
13314 2009-04-21 Ben Elliston <bje@au.ibm.com>
13317 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
13318 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
13319 options. Remove -mcall-solaris documentation.
13321 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13324 * doc/invoke.texi (-Wlong-long): Update description.
13325 * c-lex (interpret_integer): Only warn if there was no previous
13326 overflow and -Wlong-long is enabled.
13327 * c-decl.c (declspecs_add_type): Drop redundant flags.
13328 * c.opt (Wlong-long): Init to -1.
13329 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
13330 and front-end warn_long_long. Wlong-long only depends on other
13331 flags if it is uninitialized.
13332 * c-parser.c (disable_extension_diagnostics): warn_long_long is
13333 the same for CPP and FE.
13334 (restore_extension_diagnostics): Likewise.
13336 2009-04-20 Ian Lance Taylor <iant@google.com>
13338 Fix enum conversions which are invalid in C++:
13339 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
13340 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
13341 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
13342 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
13343 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
13344 (dbxout_parms): Likewise.
13345 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
13346 (df_clear_flags): Likewise.
13347 * df-problems.c (df_rd_bb_local_compute_process_def): Change
13348 top_flag parameter to int.
13349 (df_chain_create_bb_process_use): Likewise.
13350 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
13352 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
13353 (df_ref_create_structure, df_def_record_1): Likewise.
13354 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
13355 (df_notes_rescan): Change 0 to VOIDmode in function call.
13356 (df_get_call_refs, df_insn_refs_collect): Likewise.
13357 (df_bb_regs_collect): Likewise.
13358 (df_entry_block_defs_collect): Likewise.
13359 (df_exit_block_uses_collect): Likewise.
13360 * df.h: Update declarations.
13361 * double-int.c (double_int_divmod): Add cast to enum type.
13362 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
13363 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
13364 (based_loc_descr): Likewise.
13365 (loc_descriptor_from_tree_1): Change first_op and second_op to
13366 enum dwarf_location_atom. Add cast to enum type.
13367 * expmed.c (init_expmed): Change 0 to SET in function call.
13368 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
13369 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
13370 (do_store_flag): Likewise.
13371 * fixed-value.h (struct fixed_value): Change mode to enum
13373 * function.c (assign_parms): Change 0 to VOIDmode in function call.
13374 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
13376 (insert_insn_decl, insert_decl, insert_state): Likewise.
13377 (automata_list_finish): Likewise.
13378 * genrecog.c (process_define_predicate): Add cast to enum type.
13379 * gensupport.c (init_predicate_table): Add cast to enum type.
13380 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
13382 (gimple_build_call_1, gimple_build_label): Likewise.
13383 (gimple_build_goto, gimple_build_asm_1): Likewise.
13384 (gimple_build_switch_1, gimple_build_cdt): Likewise.
13385 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
13386 (enum fallback): Rename from enum fallback_t.
13387 (fallback_t): Typedef as int.
13388 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
13389 GSI_SAME_STMT in function call.
13390 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
13392 (setup_reg_class_relations): Likewise.
13393 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
13394 (setup_prohibited_class_mode_regs): Add cast to enum type.
13395 (setup_prohibited_mode_move_regs): Likewise.
13396 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
13397 (record_address_regs): Change i to enum reg_class.
13398 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
13399 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
13400 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
13401 (GET_MODE_2XWIDER_MODE): Likewise.
13402 (GET_CLASS_NARROWEST_MODE): Likewise.
13403 * omp-low.c (expand_omp_for): Add cast to enum type.
13404 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
13405 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
13406 * postreload.c (reload_cse_simplify_operands): Change rclass local
13408 * predict.c (combine_predictions_for_insn): Change best_predictor
13409 and predictor to enum br_predictor.
13410 (combine_predictions_for_bb): Likewise.
13411 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
13412 use SET_PREDICT_EXPR_OUTCOME.
13413 * real.c (real_arithmetic): Change icode to code in function call.
13414 * reginfo.c (init_move_cost): Add casts to enum type.
13415 (init_reg_sets_1, init_fake_stack_mems): Likewise.
13416 * regmove.c (regclass_compatible_p): Change class0 and class1 to
13418 * reload.c (find_valid_class): Add casts to enum type.
13419 (push_reload): Change 0 to NO_REGS in function call.
13420 (find_reloads): Change this_alternative to array of enum
13421 reg_class. Remove some now-unnecessary casts.
13422 (make_memloc): Change 0 to VOIDmode in function call.
13423 * reload1.c (reload): Change 0 to VOIDmode in function call.
13424 (eliminate_regs_1, elimination_effects): Likewise.
13425 (eliminate_regs_in_insn): Likewise.
13426 (emit_input_reload_insns): Add cast to enum type.
13427 (delete_output_reload): Change 0 to VOIDmode in function call.
13428 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
13429 to enum type in function call.
13430 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
13431 (SET_PREDICT_EXPR_OUTCOME): Define.
13432 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
13433 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
13434 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
13435 (dump_function): Likewise.
13436 * tree-dump.h: Update declarations.
13437 * tree-pass.h: Update declarations.
13438 * varasm.c (assemble_integer): Change mclass to enum mode_class.
13439 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
13441 (arm_rtx_costs_1): Correct parenthesization.
13442 (arm_rtx_costs): Add casts to enum type.
13443 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
13444 (vfp_emit_fstmd): Use add_rg_note.
13445 (emit_multi_reg_push, emit_sfm): Likewise.
13446 (thumb_set_frame_pointer): Likewise.
13447 (arm_expand_prologue): Likewise.
13448 (arm_regno_class): Change return type to enum reg_class.
13449 (thumb1_expand_prologue): Use add_reg_note.
13450 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
13451 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
13453 * config/arm/gentune.sh: Add cast to enum type.
13454 * config/arm/arm-tune.md: Rebuild.
13455 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
13456 (ix86_split_fp_branch, predict_jump): Likewise.
13457 (ix86_expand_multi_arg_builtin): Change sub_code from enum
13458 insn_code to enum rtx_code.
13459 (ix86_builtin_vectorized_function): Add cast to enum type.
13460 * config/i386/i386.md (truncdfsf2): Change slot to enum
13462 (truncxf<mode>2, isinf<mode>2): Likewise.
13463 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
13465 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
13466 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
13467 (insert_bundle_state): Change 1 to INSERT in function call.
13468 (ia64_add_bundle_selector_before): Likewise.
13469 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
13470 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
13471 (restore_stack_nonlocal): Likewise.
13472 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
13474 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
13476 (mips_rtx_costs): Likewise.
13477 (mips_override_options): Add casts to enum type.
13478 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
13480 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
13481 (store_reg, set_reg_plus_d): Likewise.
13482 (hppa_expand_prologue, hppa_profile_hook): Likewise.
13483 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
13485 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
13487 (emit_unlikely_jump): Use add_reg_note.
13488 (rs6000_emit_allocate_stack): Likewise.
13489 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
13490 (output_toc): Change 1 to INSERT in function call.
13491 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
13492 (rs6000_initialize_trampoline): Likewise.
13493 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
13495 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
13496 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
13497 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
13498 (save_gprs): Use add_reg_note.
13499 (s390_emit_prologue): Likewise.
13500 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13501 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
13502 (sparc_fold_builtin): Add cast to enum type.
13503 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
13505 (spu_expand_prologue): Use add_reg_note.
13506 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
13508 2009-04-20 Ian Lance Taylor <iant@google.com>
13510 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
13511 (c_parser_postfix_expression_after_primary): Get VEC for list of
13512 arguments. Get original types of arguments. Call
13513 build_function_call_vec.
13514 (cached_expr_list_1, cached_expr_list_2): New static variables.
13515 (c_parser_expr_list): Change return type to VEC *. Add
13516 p_orig_types parameter. Change all callers.
13517 (c_parser_release_expr): New static function.
13518 (c_parser_vec_to_tree_list): New static function.
13519 * c-typeck.c (build_function_call): Rewrite to build a VEC and
13520 call build_function_call_vec.
13521 (build_function_call_vec): New function, based on old
13522 build_function_call.
13523 (convert_arguments): Remove nargs and argarray parameters. Change
13524 values to a VEC. Add origtypes parameter.
13525 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
13526 (convert_for_assignment): Add origtype parameter. Change all
13527 callers. If warn_cxx_compat, check for conversion to an enum
13528 type when calling a function.
13529 (store_init_value): Add origtype parameter. Change all callers.
13530 (digest_init): Likewise.
13531 (struct init_node): Add origtype field.
13532 (add_pending_init): Add origtype parameter. Change all callers.
13533 (output_init_element): Likewise.
13534 (output_pending_init_elements): Pass origtype from init_node to
13535 output_init_element.
13536 (process_init_element): Pass origtype from c_expr to
13537 output_init_element.
13538 (c_finish_return): Add origtype parameter. Change all callers.
13539 * c-common.c (sync_resolve_size): Change params to VEC *. Change
13541 (sync_resolve_params): Likewise.
13542 (sync_resolve_return): Change params to first_param. Change caller.
13543 (resolve_overloaded_builtins): Change params to VEC *. Change
13544 callers. Save first parameter around call to build_function_call_vec.
13545 * c-decl.c (finish_decl): Add origtype parameter. Change all
13546 callers. Call build_function_call_vec rather than
13547 build_function_call for cleanup.
13548 * c-tree.h: Update declarations.
13549 * c-common.h: Update declarations.
13550 * stub-objc.c (objc_rewrite_function_call): Change parameter from
13551 params to first_param.
13552 * target.h (struct gcc_target): Change resolve_overloaded_builtin
13553 params parameter from tree to void *.
13554 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13555 Change arglist parameter to have type void *, and to be a pointer
13557 * config/rs6000/rs6000-protos.h
13558 (altivec_resolve_overloaded_builtin): Update declaration.
13559 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
13560 fnargs parameter to have type void *, and to be a pointer to a
13561 VEC. Call build_function_call_vec instead of
13562 build_function_call.
13563 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
13565 2009-04-20 Joey Ye <joey.ye@intel.com>
13566 Xuepeng Guo <xuepeng.guo@intel.com>
13567 H.J. Lu <hongjiu.lu@intel.com>
13569 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
13571 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
13572 (IX86_LEA_PRIORITY): Likewise.
13573 (distance_non_agu_define): New function.
13574 (distance_agu_use): Likewise.
13575 (ix86_lea_for_add_ok): Likewise.
13576 (ix86_dep_by_shift_count): Likewise.
13578 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
13579 should split for LEA.
13581 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
13583 (ix86_dep_by_shift_count): Likewise.
13585 2009-04-20 Richard Guenther <rguenther@suse.de>
13587 * expr.c (handled_component_p): Move ...
13588 * tree.h (handled_component_p): ... here.
13589 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
13590 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
13591 and REALPART_EXPR to be in one group.
13593 2009-04-20 Richard Guenther <rguenther@suse.de>
13595 * basic-block.h (get_all_dominated_blocks): Declare.
13596 * dominance.c (get_all_dominated_blocks): New function.
13597 * tree-cfg.c (get_all_dominated_blocks): Remove.
13598 (remove_edge_and_dominated_blocks): Adjust.
13599 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
13600 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
13601 instead of recursing.
13603 2009-04-20 Doug Kwan <dougkwan@google.com>
13605 * cgraph.h (cgraph_node_ptr): New type for vector functions.
13606 (struct cgraph_node_set_def): New type.
13607 (cgraph_node_set) New type. Also declare vector functions.
13608 (struct cgraph_node_set_element_def): New type.
13609 (cgraph_node_set_element): Ditto.
13610 (cgraph_node_set_iterator): New iterator type.
13611 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
13612 cgraph_node_set_remove, dump_cgraph_node_set,
13613 debug_cgraph_node_set): New prototypes.
13614 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
13615 cgraph_node_set_size): New inlines.
13616 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
13617 including cgraph.h.
13618 (struct ipa_opt_pass): Add struct cgraph_node_set_def
13619 argument to function 'write_summary'.
13620 * ipa.c: Include ggc.h.
13621 (hash_cgraph_node_set_element,
13622 eq_cgraph_node_set_element, cgraph_node_set_new,
13623 cgraph_node_set_add, cgraph_node_set_remove,
13624 cgraph_node_set_find, dump_cgraph_node_set,
13625 debug_cgraph_node_set): New functions.
13626 * Makefile.in (ipa.o): Add dependency on GGC_H.
13628 2009-04-20 Ira Rosen <irar@il.ibm.com>
13630 PR tree-optimization/39675
13631 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
13632 check of the return code of vect_schedule_slp. Check that
13633 stmt_vec_info still exists for the statement, before checking its
13634 vectorization type.
13636 2009-04-20 Michael Matz <matz@suse.de>
13638 * Makefile.in (generated_files): Take out $(simple_generated_c).
13640 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
13642 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
13643 (UINTPTR_TYPE): Likewise.
13645 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13648 * c-typeck.c (digest_init): Check for initializing an array with a
13651 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13654 * c-semantics.c (pop_stmt_list): Propagate
13655 STATEMENT_LIST_HAS_LABEL to parent statement list.
13657 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
13659 * config/mips/mips.h (mips_tune_attr): New macro.
13660 * config/mips/mips.md (cpu): Use it.
13662 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13665 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
13668 2009-04-19 Diego Novillo <dnovillo@google.com>
13670 * toplev.c (compile_file): Move call to coverage_finish ...
13671 * cgraphunit.c (ipa_passes): ... here.
13672 Call cgraph_process_new_functions.
13673 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
13674 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
13676 2009-04-19 Jan Hubicka <jh@suse.cz>
13678 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
13680 (dump_cgraph_node): Dump can throw external flag.
13681 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
13683 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13687 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
13688 * common.opt (Wlogical-op): Move from here...
13689 * c.opt (Wlogical-op): ... to here.
13690 * c-typeck.c (parser_build_binary_op): Update call to
13691 warn_logical_operator.
13692 * c-opts.c (c_common_post_options): Enable warn_logical_op with
13694 * c-common.c (warn_logical_op): Update.
13695 * c-common.h (warn_logical_op): Update declaration.
13697 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
13699 * tree.c (protected_set_expr_location): Fix formatting.
13701 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13704 * c-typeck.c (readonly_warning): new.
13705 (build_unary_op, build_modify_expr): Use readonly_warning for
13706 storing into something readonly but not const-qualified.
13708 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13711 * c-typeck.c (build_unary_op): Check for taking address of
13712 expression of type void.
13714 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13717 * c-typeck.c (build_function_call): Check for calling a function
13718 with qualified void return types. Call require_complete_type when
13721 2009-04-18 Jan Hubicka <jh@suse.cz>
13723 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
13725 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
13726 can_throw_external flag.
13727 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
13728 * ipa-pure-const.c (ignore_edge): New function.
13729 (propagate): Compute order for NOTHROW computation; set NOTHROWs
13730 only over can_throw_external edges.
13731 (local_pure_const): Add nothrow flag.
13732 * ipa-utils.c (searchc): Add ignore_edge callback.
13733 (ipa_utils_reduced_inorder): Add ignore_edge callback.
13734 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
13735 (set_nothrow_function_flags): Update cgraph.
13736 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
13738 2009-04-18 Richard Guenther <rguenther@suse.de>
13740 PR middle-end/39804
13741 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
13742 (fold_stmt): ... this and ...
13743 (fold_stmt_inplace): ... this.
13744 (fold_stmt_1): Fold references in calls and asms.
13745 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
13747 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13749 * tree-vrp.c (ssa_name_nonzero_p): Remove.
13750 * tree.h: Remove the prototype for ssa_name_nonzero_p.
13752 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13754 * tree.c (function_args_count): Remove.
13755 * tree.h: Remove the prototype for function_args_count.
13757 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13759 * tree-iterator.c (expr_only): Remove.
13760 * tree.h: Remove the prototype for expr_only.
13762 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13764 * reginfo.c (cannot_change_mode_set_regs): Remove.
13765 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
13767 2009-04-08 Anatoly Sokolov <aesok@post.ru>
13769 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
13770 whether operands 0 and 1 overlaps.
13772 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
13774 PR middle-end/36902
13775 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
13776 pointer. Use warning_at instead of warning.
13777 (search_for_addr_array): Likewise.
13778 (check_array_bounds): Likewise.
13779 (check_all_array_refs): Check that the incoming edge is not in the
13780 list of edges to be removed.
13781 (check_all_array_refs): Avoid the temporal pointer.
13782 (vrp_visit_cond_stmt): Fix typo.
13783 (simplify_switch_using_ranges): Handle the case where the switch
13784 index is an integer constant.
13786 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
13788 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
13790 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13792 * doc/extend.texi, doc/invoke.texi: Fix typos.
13794 2009-04-17 Cary Coutant <ccoutant@google.com>
13796 * tree-flow-inline.h (get_lineno): Fix inverted test.
13798 2009-04-17 Diego Novillo <dnovillo@google.com>
13800 * tree-ssa-pre.c (create_expression_by_pieces): Remove
13801 assertion for AVAIL_OUT.
13803 2009-04-17 Mike Frysinger <vapier@gentoo.org>
13806 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
13807 * config/sh/linux-atomic.asm: Likewise.
13809 2009-04-17 Diego Novillo <dnovillo@google.com>
13811 * except.c (debug_eh_tree): New.
13812 (struct eh_region, struct eh_status): Move ...
13813 * except.h: ... here.
13814 (add_type_for_runtime): Declare extern.
13815 (lookup_type_for_runtime): Likewise.
13816 (debug_eh_tree): Declare.
13817 * Makefile.in (GTFILES): List except.h before except.c
13819 2009-04-17 Diego Novillo <dnovillo@google.com>
13821 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
13822 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
13823 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
13824 (find_vars_r): ... here.
13825 * tree-flow.h (find_referenced_vars_in): Declare.
13826 * tree-ssa-pre.c (create_expression_by_pieces): Assert
13827 that AVAIL_OUT exists for BLOCK.
13828 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
13829 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
13830 (tree-parloops.o): Likewise.
13832 2009-04-17 Simon Baldwin <simonb@google.com>
13834 * toplev.c (default_tree_printer): Add handling for %E format.
13836 2009-04-17 Diego Novillo <dnovillo@google.com>
13838 * tree-pretty-print.c (dump_generic_node): Add break after
13839 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
13840 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
13841 FUNCTION_TYPE together. Call print_struct_decl when printing
13842 structures and TDF_SLIM is not given.
13843 (print_struct_decl): Fix logic for detecting recursion.
13845 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
13848 * gcc.c (create_at_file): New.
13849 (compile_input_file_p): New.
13850 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
13851 * main.c (main): Update call to toplev_main.
13852 * toplev.c (toplev_main): Change signature. Call expandargv.
13853 * toplev.h (toplev_main): Change signature.
13855 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
13857 * dwarf2out.c (field_byte_offset): Use the type size as the field size
13858 if the latter is not constant.
13860 2009-04-17 David Edelsohn <edelsohn@gnu.org>
13862 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
13864 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
13866 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
13867 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
13869 2009-04-17 Richard Guenther <rguenther@suse.de>
13871 * tree-ssa-structalias.c (get_constraint_for_component_ref):
13872 Handle component references view-converting an invariant address.
13874 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
13876 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
13877 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
13878 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
13879 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
13880 Use @deftypevr rather than @deftypevar.
13882 2009-04-17 Richard Guenther <rguenther@suse.de>
13884 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
13885 (get_prop_source_stmt): Likewise.
13886 (can_propagate_from): Likewise.
13888 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
13890 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
13891 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
13892 (--with-multilib-list): Add default value.
13893 * configure: Regenerate.
13894 * Makefile.in (TM_ENDIAN_CONFIG): Define.
13895 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
13896 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
13897 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
13898 Don't add default cpu to multilib list unnecessarily, but do enable
13899 the relevant compiler option..
13900 Add support for --with-multilib-list=<blank> and
13901 --with-multilib-list=!<somelib> to supress unwanted multilibs.
13902 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
13903 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
13904 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
13905 TM_MULTILIB_CONFIG.
13906 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
13907 (MULTILIB_OSDIRNAMES): New variable.
13908 * config/sh/t-1e: Delete file.
13909 * config/sh/t-mlib-sh1: Delete file.
13910 * config/sh/t-mlib-sh2: Delete file.
13911 * config/sh/t-mlib-sh2a: Delete file.
13912 * config/sh/t-mlib-sh2a-nofpu: Delete file.
13913 * config/sh/t-mlib-sh2a-single: Delete file.
13914 * config/sh/t-mlib-sh2a-single-only: Delete file.
13915 * config/sh/t-mlib-sh2e: Delete file.
13916 * config/sh/t-mlib-sh3e: Delete file.
13917 * config/sh/t-mlib-sh4: Delete file.
13918 * config/sh/t-mlib-sh4-nofpu: Delete file.
13919 * config/sh/t-mlib-sh4-single: Delete file.
13920 * config/sh/t-mlib-sh4-single-only: Delete file.
13921 * config/sh/t-mlib-sh4a: Delete file.
13922 * config/sh/t-mlib-sh4a-nofpu: Delete file.
13923 * config/sh/t-mlib-sh4a-single: Delete file.
13924 * config/sh/t-mlib-sh4a-single-only: Delete file.
13925 * config/sh/t-mlib-sh4al: Delete file.
13926 * config/sh/t-mlib-sh5-32media: Delete file.
13927 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
13928 * config/sh/t-mlib-sh5-64media: Delete file.
13929 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
13930 * config/sh/t-mlib-sh5-compact: Delete file.
13931 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
13932 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
13933 * doc/install.texi (Options specification): Add
13934 --with-multilib-list and --with-endian.
13936 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
13938 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
13940 (OBJS-common): Add plugin-version.o.
13941 (plugin-version.o): New.
13942 * gcc-plugin.h (plugin_gcc_version): New.
13943 (plugin_default_version_check): New.
13944 (plugin_init_func, plugin_init): Add version argument.
13945 * plugin-version.c: New.
13946 * plugin.c (str_plugin_gcc_version_name): New.
13947 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
13948 pass it to the init function.
13949 (plugin_default_version_check): New.
13951 2009-04-17 Richard Guenther <rguenther@suse.de>
13953 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
13954 for decl-vs-decl disambiguation.
13956 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
13958 * config/s390/s390.h (s390_tune_attr): New macro definition.
13959 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
13961 2009-04-17 Richard Guenther <rguenther@suse.de>
13963 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
13964 (fold_stmt_r): Likewise.
13965 (maybe_fold_reference): New function.
13966 (fold_gimple_assign): Handle cases fold_stmt_r did.
13967 (fold_stmt): Do not use fold_stmt_r.
13968 (fold_stmt_inplace): Likewise.
13970 2009-04-17 Richard Guenther <rguenther@suse.de>
13972 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
13973 (record_equivalences_from_stmt): Remove useless checks and
13975 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
13976 the type is already suitable.
13978 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
13980 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
13982 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
13984 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
13985 (CMPtype): Define as __gcc_CMPtype.
13987 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
13989 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
13990 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
13992 2009-04-17 Richard Guenther <rguenther@suse.de>
13994 PR tree-optimization/39746
13995 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
13996 special-casing for builtins and static variable use/def.
13997 (call_may_clobber_ref_p_1): Likewise.
13999 2009-04-16 Ian Lance Taylor <iant@google.com>
14001 * df.h: Include "timevar.h".
14002 (struct df_problem): Change tv_id field to timevar_id_t.
14003 * tree-pass.h: Include "timevar.h".
14004 (struct opt_pass): Change tv_id field to timevar_id_t.
14005 * timevar.h (timevar_id_t): Define TV_NONE.
14006 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
14007 TV_NONE rather than tv_id != 0.
14008 (execute_one_pass): Likewise.
14009 * Makefile.in (DF_H): Add $(TIMEVAR_H).
14010 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
14011 dependencies to $(TREE_PASS_H).
14012 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
14014 (pass_branch_target_load_optimize2): Likewise.
14015 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
14016 (pass_outof_cfg_layout_mode): Likewise.
14017 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
14018 (pass_rebuild_cgraph_edges): Likewise.
14019 (pass_remove_cgraph_callee_edges): Likewise.
14020 * df-core.c (pass_df_initialize_opt): Likewise.
14021 (pass_df_initialize_no_opt): Likewise.
14022 (pass_df_finish): Likewise.
14023 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
14024 * except.c (pass_set_nothrow_function_flags): Likewise.
14025 (pass_convert_to_eh_region_ranges): Likewise.
14026 * final.c (pass_compute_alignments): Likewise.
14027 * function.c (pass_instantiate_virtual_regs): Likewise.
14028 (pass_init_function): Likewise.
14029 (pass_leaf_regs): Likewise.
14030 (pass_match_asm_constraints): Likewise.
14031 * gimple-low.c (pass_lower_cf): Likewise.
14032 (pass_mark_used_blocks): Likewise.
14033 * init-regs.c (pass_initialize_regs): Likewise.
14034 * integrate.c (pass_initial_value_sets): Likewise.
14035 * ira.c (pass_ira): Likewise.
14036 * jump.c (pass_cleanup_barriers): Likewise.
14037 * omp-low.c (pass_expand_omp): Likewise.
14038 (pass_lower_omp): Likewise.
14039 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
14040 * recog.c (pass_split_all_insns): Likewise.
14041 (pass_split_after_reload): Likewise.
14042 (pass_split_before_regstack): Likewise.
14043 (pass_split_before_sched2): Likewise.
14044 (pass_split_for_shorten_branches): Likewise.
14045 * reginfo.c (pass_reginfo_init): Likewise.
14046 (pass_subregs_of_mode_init): Likewise.
14047 (pass_subregs_of_mode_finish): Likewise.
14048 * passes.c (pass_postreload): Likewise.
14049 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
14050 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
14051 (pass_warn_function_return): Likewise.
14052 (pass_warn_function_noreturn): Likewise.
14053 * tree-complex.c (pass_lower_complex): Likewise.
14054 (pass_lower_complex_O0): Likewise.
14055 * tree-if-conv.c (pass_if_conversion): Likewise.
14056 * tree-into-ssa.c (pass_build_ssa): Likewise.
14057 * tree-mudflap.c (pass_mudflap_1): Likewise.
14058 (pass_mudflap_2): Likewise.
14059 * tree-nomudflap.c (pass_mudflap_1): Likewise.
14060 (pass_mudflap_2): Likewise.
14061 * tree-nrv.c (pass_return_slot): Likewise.
14062 * tree-object-size.c (pass_object_sizes): Likewise.
14063 * tree-optimize.c (pass_all_optimizations): Likewise.
14064 (pass_early_local_passes): Likewise.
14065 (pass_all_early_optimizations): Likewise.
14066 (pass_cleanup_cfg): Likewise.
14067 (pass_cleanup_cfg_post_optimizing): Likewise.
14068 (pass_free_datastructures): Likewise.
14069 (pass_free_cfg_annotations): Likewise.
14070 (pass_fixup_cfg): Likewise.
14071 (pass_init_datastructures): Likewise.
14072 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
14073 (pass_late_warn_uninitialized): Likewise.
14074 (pass_update_address_taken): Likewise.
14075 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
14076 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
14077 (pass_cse_sincos): Likewise.
14078 (pass_convert_to_rsqrt): Likewise.
14079 * tree-ssa-structalias.c (pass_build_alias): Likewise.
14080 * tree-stdarg.c (pass_stdarg): Likewise.
14081 * tree-tailcall.c (pass_tail_recursion): Likewise.
14082 (pass_tail_calls): Likewise.
14083 * tree-vect-generic.c (pass_lower_vector): Likewise.
14084 (pass_lower_vector_ssa): Likewise.
14085 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
14087 2009-04-16 Joseph Myers <joseph@codesourcery.com>
14089 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
14091 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
14093 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
14094 logical and signext.
14096 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
14099 * config/sh/predicates.md (arith_operand): Check if the operand
14100 of TRUNCATE is a REG.
14102 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14104 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
14105 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
14107 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14109 * tree-iterator.c (tsi_split_statement_list_after,
14110 tsi_split_statement_list_before): Remove.
14111 * tree-iterator.h: Remove the prototypes for
14112 tsi_split_statement_list_after and tsi_split_statement_list_before.
14114 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14116 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
14117 * tree-ssa-propagate.h: Remove the prototype for
14118 stmt_makes_single_load.
14120 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14122 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
14123 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
14125 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14127 * tree-iterator.c (EXPR_LAST_BODY): Remove.
14129 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14131 * except.c (eh_region_outer_p): Remove.
14132 * except.h: Remove the prototype for eh_region_outer_p.
14134 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14136 * function.c (current_function_assembler_name): Remove.
14137 * function.h: Remove the prototype for
14138 current_function_assembler_name.
14140 2009-04-16 Ian Lance Taylor <iant@google.com>
14142 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
14143 (add_reg_note): Call alloc_reg_note.
14144 * rtl.h (alloc_reg_note): Declare.
14145 * combine.c (try_combine): Use alloc_reg_note.
14146 (recog_for_combine, move_deaths): Likewise.
14147 (distribute_notes): Use alloc_reg_note and add_reg_note.
14148 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
14149 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
14150 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
14152 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
14154 PR rtl-optimization/39762
14155 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
14156 ira_may_move_out_cost): Add comments about way of their usage.
14157 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
14159 * ira-conflicts.c (process_regs_for_copy): Use function
14160 ira_get_register_move_cost instead of global
14161 ira_register_move_cost.
14163 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
14164 color_pass, move_spill_restore, update_curr_costs): Ditto.
14166 * ira-lives.c (process_single_reg_class_operands): Ditto.
14168 * ira-emit.c (emit_move_list): Ditto.
14170 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
14171 (record_reg_classes): Ditto. Use functions
14172 ira_get_register_move_cost and ira_get_may_move_cost instead of
14173 global vars ira_register_move_cost, ira_may_move_out_cost and
14174 ira_may_move_in_cost.
14175 (record_address_regs): Don't call ira_init_register_move_cost.
14176 Use function ira_get_may_move_cost instead of global
14177 ira_may_move_in_cost.
14178 (process_bb_node_for_hard_reg_moves): Use function
14179 ira_get_register_move_cost instead of global ira_register_move_cost.
14180 (ira_costs): Don't call ira_init_register_move_cost.
14182 2009-04-16 Richard Guenther <rguenther@suse.de>
14184 * tree-cfg.c (verify_gimple_assign_binary):
14185 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
14186 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
14187 (create_general_new_stmt): Note that this function is broken.
14189 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14191 * common.opt (fhelp): Add Var(help_flag).
14192 * gcc-plugin.h (plugin_info): Add help.
14193 * plugin.c (plugin_name_args): Add help.
14194 (register_plugin_info): Set plugin->help.
14195 (print_help_one_plugin): New.
14196 (print_plugins_help): New.
14197 * plugin.h (print_plugins_help): New.
14198 * toplev.c (toplev_main): Call print_plugins_help if needed.
14200 2009-04-16 Richard Guenther <rguenther@suse.de>
14202 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
14203 (gimple_ior_addresses_taken_1): New function.
14204 (gimple_ior_addresses_taken): Likewise.
14205 * gimple.h (struct gimple_statement_with_ops_base): Remove
14206 addresses_taken member.
14207 (gimple_ior_addresses_taken): Declare.
14208 (gimple_addresses_taken, gimple_addresses_taken_ptr,
14209 gimple_set_addresses_taken): Remove.
14210 * ipa-reference.c (mark_address): New function.
14211 (scan_stmt_for_static_refs): Use it for marking addresses taken.
14212 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
14213 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
14214 (gimple_add_to_addresses_taken): Remove.
14215 (get_tmr_operands): Call mark_address_taken.
14216 (get_asm_expr_operands): Likewise.
14217 (get_expr_operands): Likewise.
14218 (build_ssa_operands): Do not clear the addresses_taken bitmap.
14219 (free_stmt_operands): Do not free it.
14220 * tree-ssa.c (delete_tree_ssa): Likewise.
14221 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
14223 2009-04-16 Richard Guenther <rguenther@suse.de>
14225 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
14226 (walk_stmt_load_store_ops): Likewise.
14227 * gimple.c (get_base_loadstore): New function.
14228 (walk_stmt_load_store_addr_ops): Likewise.
14229 (walk_stmt_load_store_ops): Likewise.
14230 * ipa-pure-const.c (check_op): Simplify.
14231 (check_load, check_store): New functions.
14232 (check_stmt): Use walk_stmt_load_store_ops.
14233 * ipa-reference.c (mark_load): Adjust signature.
14234 (mark_store): Likewise.
14235 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
14237 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14239 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
14240 (plugin_info): New.
14241 * opts.c (common_handle_option): Don't call print_version.
14242 * plugin.c (plugin_name_args): Add version.
14243 (register_plugin_info): New.
14244 (register_callback): Handle PLUGIN_INFO.
14245 (try_init_one_plugin): New.
14246 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
14248 (finalize_one_plugin): New.
14249 (finalize_plugins): New.
14250 (print_one_plugin): New.
14251 (print_plugins_versions): New.
14252 * plugin.h (print_plugins_versions): New.
14253 (finalize_plugins): New.
14254 * toplev.c (compile_file): Don't call initialize_plugins.
14255 (print_version): Call print_plugins_versions.
14256 (toplev_main): Call initialize_plugins. Print version if needed.
14257 Call finalize_plugins.
14259 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14261 * common.opt (fversion): New.
14262 * gcc.c (print_version): New.
14263 (process_command): Don't print the version. Just set print_version.
14264 (main): Print version. Call subprocesses if print_version and
14265 verbose_flag are set.
14266 * opts.c (common_handle_option): Handle OPT_fversion.
14268 2009-04-16 Richard Guenther <rguenther@suse.de>
14269 Ira Rosen <irar@il.ibm.com>
14271 PR tree-optimization/39698
14272 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
14273 type of the reduction variable. Only generate the def if
14276 * omp-low.c (expand_omp_for_generic): When converting to a pointer
14277 make sure to first convert to an integer of the same precision.
14278 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
14279 the type of the evolution correctly in computing the new
14280 induction variable base.
14282 2009-04-16 Richard Guenther <rguenther@suse.de>
14284 PR middle-end/39625
14285 * tree-cfg.c (make_blocks): Split statements with to-be
14286 abnormal SSA names on the lhs.
14288 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
14290 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
14291 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
14292 * c-typeck.c (really_start_incremental_init): Likewise.
14293 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
14294 (TARGET_INITIALIZER): Remove it.
14295 * target.h (struct target): Remove vector_opaque_p.
14296 * tree.c (build_opaque_vector_type): New.
14297 * tree.h (TYPE_VECTOR_OPAQUE): New.
14298 (build_opaque_vector_type): Declare.
14299 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
14300 * config/rs6000/rs6000.c (build_opaque_vector_type,
14301 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
14302 (rs6000_init_builtins): Use build_opaque_vector_type for
14303 opaque_V4SI_type_node.
14305 2009-04-15 Catherine Moore <clm@codesourcery.com>
14307 * debug.h (set_name): Declare.
14308 * dwarf2out.c (dwarf2out_set_name): Declare.
14309 (dwarf2_debug_hooks): Add set_name.
14310 (find_AT_string): New.
14311 (add_AT_string): Call find_AT_string.
14312 (dwarf2out_set_name): New.
14313 * cp/decl.c (grokdeclarator): Call set_name.
14314 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
14315 * debug.c (do_nothing_debug_hooks): Likewise.
14316 * dbxout.c (dbx_debug_hooks): Likewise.
14317 * sdbout.c (sdb_debug_hooks): Likewise.
14319 2009-04-15 Michael Eager <eager@eagercon.com>
14321 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
14322 reg for single-precision FPU.
14323 * config/rs6000/rs6000.md (movsi_internal1): Only for
14324 !TARGET_SINGLE_FPU.
14325 (movsi_internal1_single): New. Add pattern to move SI values to/from
14326 single-precision FP regs.
14328 2009-04-15 Richard Guenther <rguenther@suse.de>
14330 * omp-low.c (lower_rec_input_clauses): Build correct address
14332 (expand_omp_for_generic): Fix multiplication type.
14333 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
14334 (generate_memset_zero): Fix types.
14335 * tree-profile.c (prepare_instrumented_value): Correctly
14338 2009-04-15 Ian Lance Taylor <iant@google.com>
14340 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
14341 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
14342 for -Wall and for -Wc++-compat.
14343 (c_common_post_options): For C++, set warn_enum_compare if not
14345 * c-tree.h (struct c_expr): Add field original_type.
14346 (build_external_ref): Update declaration.
14347 * c-parser.c (c_parser_braced_init): Set original_type.
14348 (c_parser_initelt): Likewise.
14349 (c_parser_expr_no_commas): Likewise.
14350 (c_parser_conditional_expression): Likewise.
14351 (c_parser_cast_expression): Likewise.
14352 (c_parser_unary_expression): Likewise. Pull setting of
14353 original_code to top of function.
14354 (c_parser_sizeof_expression): Set original_type.
14355 (c_parser_alignof_expression): Likewise.
14356 (c_parser_postfix_expression): Likewise. Pull setting of
14357 original_code to top of function.
14358 (c_parser_postfix_expression_after_paren_type): Set original_type.
14359 (c_parser_postfix_expression_after_primary): Likewise.
14360 (c_parser_expression): Likewise.
14361 * c-typeck.c (build_external_ref): Add type parameter. Change all
14363 (c_expr_sizeof_expr): Set original_type field.
14364 (parser_build_unary_op): Likewise.
14365 (parser_build_binary_op): Likewise. Optionally warn about
14366 comparisons of enums of different types.
14367 (digest_init): Set original_type field.
14368 (really_start_incremental_init): Likewise.
14369 (push_init_level, pop_init_level): Likewise.
14370 * doc/invoke.texi (Warning Options): -Wenum-compare now
14373 2009-04-15 Richard Guenther <rguenther@suse.de>
14375 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
14376 out a necessary conversion.
14377 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
14378 names we didn't value number.
14379 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
14381 2009-04-15 Richard Guenther <rguenther@suse.de>
14383 PR tree-optimization/39764
14384 * tree-ssa-ccp.c (get_value): Canonicalize value with
14385 canonicalize_float_value.
14387 2009-04-15 Jan Hubicka <jh@suse.cz>
14389 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
14390 Wrong version of patch.
14392 2009-04-15 Jan Hubicka <jh@suse.cz>
14394 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
14396 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
14398 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
14399 our distinct integral and vector types.
14401 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
14403 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
14404 * init.c (build_vtbl_address): Remove call to assemble_external.
14406 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
14408 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
14409 output for other floating point modes.
14411 2009-04-14 Diego Novillo <dnovillo@google.com>
14413 * diagnostic.c (diagnostic_report_diagnostic): Do not
14414 warn about loaded plugins for DK_ERROR and DK_WARNING.
14415 * c-decl.c (declspecs_add_type): Move call to
14416 invoke_plugin_callbacks ...
14417 * c-parser.c (c_parser_declspecs): ... here.
14418 * plugin.c (dump_active_plugins): Tidy output.
14420 2009-04-14 Diego Novillo <dnovillo@google.com>
14421 Le-Chun Wu <lcwu@google.com>
14423 * configure.ac: Add --enable-plugin support.
14424 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
14425 * Makefile.in (PLUGIN_H): Define.
14426 Export ENABLE_PLUGIN and GMPINC to site.exp.
14427 Add PLUGINLIBS to link command.
14428 Add/modify dependencies for plugin.o and files including plugin.h.
14430 * config.in: Regenerate.
14432 * opts.c (common_handle_option): Handle OPT_fplugin_ and
14435 2009-04-14 Le-Chun Wu <lcwu@google.com>
14437 * tree-pass.h (register_one_dump_file): Add a prototype for
14438 register_one_dump_file.
14439 * toplev.c (compile_file): Call initialize_plugins.
14440 (do_compile): Call invoke_plugin_callbacks.
14441 (toplev_main): Call invoke_plugin_callbacks.
14442 * common.opt: Add -fplugin= and -fplugin-arg-.
14443 * gcc-plugin.h: New public header file for plugins to include.
14444 * plugin.c: New source file.
14445 * plugin.h: New internal header file.
14446 * passes.c (register_one_dump_file): Make it external.
14448 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
14450 2009-04-14 Diego Novillo <dnovillo@google.com>
14452 * doc/plugins.texi: New.
14453 * doc/gccint.texi: Add reference to Plugins chapter.
14454 * doc/invoke.texi: Document -fplugin and -fplugin-arg
14455 * diagnostic.c (diagnostic_report_diagnostic): Warn about
14456 loaded plugins, if any.
14457 * timevar.def (TV_PLUGIN_INIT): Define.
14458 (TV_PLUGIN_RUN): Define.
14459 * plugin.c: Include timevar.h
14460 (plugins_active_p): New.
14461 (dump_active_plugins): New.
14462 (debug_active_plugins): New.
14464 2009-04-14 Joseph Myers <joseph@codesourcery.com>
14466 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
14468 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
14470 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
14472 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
14473 the same as a minus without a shift.
14475 2009-04-14 Nick Clifton <nickc@redhat.com>
14477 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
14478 comparisons with small integers will always produce a short
14481 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
14484 2008-12-19 Diego Novillo <dnovillo@google.com>
14486 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
14488 2009-04-14 Richard Guenther <rguenther@suse.de>
14490 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
14492 (verify_gimple_assign_binary): Likewise. Handle shifts and
14494 (verify_gimple_phi): Print the mismatched argument position.
14495 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
14497 (vect_update_init_of_dr): Likewise.
14498 * matrix-reorg.c (transform_access_sites): Do what the
14500 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
14502 2009-04-13 Michael Eager <eager@eagercon.com>
14504 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
14505 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
14506 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
14507 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
14508 remove duplicate config
14510 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14512 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
14513 file_name:line_number type locator of the call site.
14515 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
14517 * genautomata.c: Put blank after comma.
14518 (automaton_decls): New.
14519 (struct unit_usage): Add comments to member next.
14520 (store_alt_unit_usage): Keep the list ordered.
14521 (unit_present_on_list_p, equal_alternatives_p): New.
14522 (check_regexp_units_distribution): Check units distribution
14523 correctness correctly.
14524 (main): Don't write automata if error is found. Return correct
14527 * config/m68k/cf.md (cfv4_ds): Remove.
14528 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
14529 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
14531 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
14532 power4-load-ext, power4-store, power4-store-update,
14533 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
14534 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
14535 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
14536 power4-sqrt, power4-isync): Modify reservation to make correct
14537 unit distribution to automata.
14539 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
14540 power5-store-update, power5-two, power5-three, power5-lmul,
14541 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
14543 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
14545 * except.c (pass_set_nothrow_function_flags): Set name and add
14547 (set_nothrow_function_flags): Mention in the dump file when
14548 changing a function to nothrow.
14550 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
14553 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
14554 instead of unsigned long.
14556 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14558 * config/arm/arm.c (return_used_this_function): Remove.
14559 (arm_output_function_prologue): Remove use of
14560 return_used_this_function.
14561 (output_return_instruction): Replace use of
14562 return_used_this_function
14563 by cfun->machine->return_used_this_function.
14564 (arm_output_epilogue): Likewise.
14565 (arm_output_function_epilogue): Likewise.
14566 (thumb_unexpanded_epilogue): Likewise.
14567 * config/arm/arm.h (struct machine_function):
14568 New member return_used_this_function.
14570 2009-04-12 Mark Mitchell <mark@codesourcery.com>
14572 * doc/install.texi: Correct description of default directory for
14573 --with-gxx-include-dir.
14575 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
14577 * fold-const.c (build_range_check): Properly deal with enumeral and
14578 boolean base types.
14580 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
14582 * doc/invoke.texi (max_gcse_passes): Remove documentation.
14583 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
14584 * params.h (MAX_GCSE_PASSES): Remove.
14585 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
14586 in sequence. Remove ability to run multiple passes.
14587 (bypass_jumps): Report run as third CPROP pass.
14589 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
14591 PR middle-end/39651
14592 * except.c (can_throw_external): Look at each insn in a SEQUENCE
14593 when deciding whether the whole SEQUENCE can throw.
14595 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
14598 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
14599 offseted label references.
14601 2009-04-11 Jan Hubicka <jh@suse.cz>
14603 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
14605 2009-04-11 Richard Guenther <rguenther@suse.de>
14607 PR middle-end/39732
14608 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
14609 return variables as TREE_ADDRESSABLE.
14611 2009-04-11 Richard Guenther <rguenther@suse.de>
14613 PR tree-optimization/39713
14614 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
14615 reference trees have SSA_NAME operands.
14617 2009-04-11 Richard Guenther <rguenther@suse.de>
14620 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
14621 address expressions.
14623 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
14625 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
14626 match changes in Cygwin 1.7
14627 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
14628 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
14630 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14632 PR tree-optimization/39701
14633 * doc/invoke.texi (Optimization Options): Document change in
14634 meaning and initialization of -fdelete-null-pointer-checks.
14636 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14638 PR middle-end/39701
14639 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
14641 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
14644 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
14646 2009-04-10 Chao-ying Fu <fu@mips.com>
14648 * doc/tm.texi (Instruction Output): Document
14649 TARGET_ASM_FINAL_POSTSCAN_INSN.
14650 * target.h (final_postscan_insn): New field in asm_out.
14651 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14652 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
14653 * final.c (final_scan_insn): Call
14654 targetm.asm_out.final_postscan_insn after outputting
14655 an asm macro and a normal instruction.
14657 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
14658 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
14659 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
14660 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
14661 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14663 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14665 PR middle-end/39701
14666 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
14667 variables as non-NULL even with -fdelete-null-pointer-checks.
14669 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14671 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
14673 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
14676 * config/i386/i386.c (classify_argument): Handle SCmode with
14677 (bit_offset % 64) != 0.
14679 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
14681 * doc/invoke.texi (Optimize Options): Add cross-reference to
14682 -Q --help=optimizers examples.
14684 2009-04-10 Ben Elliston <bje@au.ibm.com>
14687 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
14688 regalign for the reg == fpr and TDmode case.
14690 2009-04-09 David Ayers <ayers@fsfe.org>
14693 * objc/objc-act.c (warn_with_method): Remove helper function.
14694 (check_duplicates): Call warning and inform directly.
14695 (really_start_method): Likewise.
14697 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
14699 * expmed.c (expand_divmod): Always use a comparison for a division
14700 by a large unsigned integer.
14702 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
14703 for things others than variables or functions as nonzero.
14705 2009-04-09 Nick Clifton <nickc@redhat.com>
14707 * unwind-compat.c: Change copyright header to refer to version
14708 3 of the GNU General Public License with version 3.1 of the
14709 GCC Runtime Library Exception and to point readers at the
14710 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
14711 * config/alpha/crtfastmath.c: Likewise.
14712 * config/alpha/linux-unwind.h: Likewise.
14713 * config/alpha/qrnnd.asm: Likewise.
14714 * config/alpha/vms-crt0-64.c: Likewise.
14715 * config/alpha/vms-crt0.c: Likewise.
14716 * config/alpha/vms-dwarf2.asm: Likewise.
14717 * config/alpha/vms-dwarf2eh.asm: Likewise.
14718 * config/alpha/vms-psxcrt0-64.c: Likewise.
14719 * config/alpha/vms-psxcrt0.c: Likewise.
14720 * config/alpha/vms_tramp.asm: Likewise.
14721 * config/arc/initfini.c: Likewise.
14722 * config/arc/lib1funcs.asm: Likewise.
14723 * config/arm/bpabi-v6m.S: Likewise.
14724 * config/arm/bpabi.S: Likewise.
14725 * config/arm/bpabi.c: Likewise.
14726 * config/arm/crti.asm: Likewise.
14727 * config/arm/crtn.asm: Likewise.
14728 * config/arm/ieee754-df.S: Likewise.
14729 * config/arm/ieee754-sf.S: Likewise.
14730 * config/arm/lib1funcs.asm: Likewise.
14731 * config/arm/libunwind.S: Likewise.
14732 * config/arm/linux-atomic.c: Likewise.
14733 * config/arm/mmintrin.h: Likewise.
14734 * config/arm/pr-support.c: Likewise.
14735 * config/arm/unaligned-funcs.c: Likewise.
14736 * config/arm/unwind-arm.c: Likewise.
14737 * config/arm/unwind-arm.h: Likewise.
14738 * config/avr/libgcc.S: Likewise.
14739 * config/bfin/crti.s: Likewise.
14740 * config/bfin/crtlibid.s: Likewise.
14741 * config/bfin/crtn.s: Likewise.
14742 * config/bfin/lib1funcs.asm: Likewise.
14743 * config/bfin/linux-unwind.h: Likewise.
14744 * config/cris/arit.c: Likewise.
14745 * config/cris/cris_abi_symbol.c: Likewise.
14746 * config/darwin-64.c: Likewise.
14747 * config/darwin-crt2.c: Likewise.
14748 * config/darwin-crt3.c: Likewise.
14749 * config/darwin.h: Likewise.
14750 * config/dbxelf.h: Likewise.
14751 * config/dfp-bit.c: Likewise.
14752 * config/dfp-bit.h: Likewise.
14753 * config/elfos.h: Likewise.
14754 * config/fixed-bit.c: Likewise.
14755 * config/fixed-bit.h: Likewise.
14756 * config/fp-bit.c: Likewise.
14757 * config/fp-bit.h: Likewise.
14758 * config/fr30/crti.asm: Likewise.
14759 * config/fr30/crtn.asm: Likewise.
14760 * config/fr30/lib1funcs.asm: Likewise.
14761 * config/freebsd-spec.h: Likewise.
14762 * config/frv/cmovd.c: Likewise.
14763 * config/frv/cmovh.c: Likewise.
14764 * config/frv/cmovw.c: Likewise.
14765 * config/frv/frvbegin.c: Likewise.
14766 * config/frv/frvend.c: Likewise.
14767 * config/frv/lib1funcs.asm: Likewise.
14768 * config/glibc-stdint.h: Likewise.
14769 * config/h8300/clzhi2.c: Likewise.
14770 * config/h8300/crti.asm: Likewise.
14771 * config/h8300/crtn.asm: Likewise.
14772 * config/h8300/ctzhi2.c: Likewise.
14773 * config/h8300/fixunssfsi.c: Likewise.
14774 * config/h8300/lib1funcs.asm: Likewise.
14775 * config/h8300/parityhi2.c: Likewise.
14776 * config/h8300/popcounthi2.c: Likewise.
14777 * config/i386/ammintrin.h: Likewise.
14778 * config/i386/att.h: Likewise.
14779 * config/i386/avxintrin.h: Likewise.
14780 * config/i386/biarch64.h: Likewise.
14781 * config/i386/bmmintrin.h: Likewise.
14782 * config/i386/cpuid.h: Likewise.
14783 * config/i386/cross-stdarg.h: Likewise.
14784 * config/i386/crtfastmath.c: Likewise.
14785 * config/i386/crtprec.c: Likewise.
14786 * config/i386/cygming-crtbegin.c: Likewise.
14787 * config/i386/cygming-crtend.c: Likewise.
14788 * config/i386/cygwin.asm: Likewise.
14789 * config/i386/emmintrin.h: Likewise.
14790 * config/i386/gmm_malloc.h: Likewise.
14791 * config/i386/gthr-win32.c: Likewise.
14792 * config/i386/i386.h: Likewise.
14793 * config/i386/immintrin.h: Likewise.
14794 * config/i386/linux-unwind.h: Likewise.
14795 * config/i386/linux64.h: Likewise.
14796 * config/i386/mm3dnow.h: Likewise.
14797 * config/i386/mmintrin-common.h: Likewise.
14798 * config/i386/mmintrin.h: Likewise.
14799 * config/i386/nmmintrin.h: Likewise.
14800 * config/i386/pmm_malloc.h: Likewise.
14801 * config/i386/pmmintrin.h: Likewise.
14802 * config/i386/smmintrin.h: Likewise.
14803 * config/i386/sol2-c1.asm: Likewise.
14804 * config/i386/sol2-ci.asm: Likewise.
14805 * config/i386/sol2-cn.asm: Likewise.
14806 * config/i386/sol2-gc1.asm: Likewise.
14807 * config/i386/tmmintrin.h: Likewise.
14808 * config/i386/unix.h: Likewise.
14809 * config/i386/w32-unwind.h: Likewise.
14810 * config/i386/wmmintrin.h: Likewise.
14811 * config/i386/x86-64.h: Likewise.
14812 * config/i386/x86intrin.h: Likewise.
14813 * config/i386/xmmintrin.h: Likewise.
14814 * config/ia64/crtbegin.asm: Likewise.
14815 * config/ia64/crtend.asm: Likewise.
14816 * config/ia64/crtfastmath.c: Likewise.
14817 * config/ia64/crti.asm: Likewise.
14818 * config/ia64/crtn.asm: Likewise.
14819 * config/ia64/fde-glibc.c: Likewise.
14820 * config/ia64/lib1funcs.asm: Likewise.
14821 * config/ia64/linux-unwind.h: Likewise.
14822 * config/ia64/quadlib.c: Likewise.
14823 * config/ia64/unwind-ia64.c: Likewise.
14824 * config/linux.h: Likewise.
14825 * config/m32c/m32c-lib1.S: Likewise.
14826 * config/m32c/m32c-lib2-trapv.c: Likewise.
14827 * config/m32c/m32c-lib2.c: Likewise.
14828 * config/m32r/initfini.c: Likewise.
14829 * config/m68hc11/larith.asm: Likewise.
14830 * config/m68hc11/m68hc11-crt0.S: Likewise.
14831 * config/m68k/cf.md: Likewise.
14832 * config/m68k/crti.s: Likewise.
14833 * config/m68k/crtn.s: Likewise.
14834 * config/m68k/lb1sf68.asm: Likewise.
14835 * config/m68k/linux-unwind.h: Likewise.
14836 * config/mcore/crti.asm: Likewise.
14837 * config/mcore/crtn.asm: Likewise.
14838 * config/mcore/lib1.asm: Likewise.
14839 * config/mips/linux-unwind.h: Likewise.
14840 * config/mips/loongson.h: Likewise.
14841 * config/mips/mips16.S: Likewise.
14842 * config/mmix/crti.asm: Likewise.
14843 * config/mmix/crtn.asm: Likewise.
14844 * config/pa/fptr.c: Likewise.
14845 * config/pa/hpux-unwind.h: Likewise.
14846 * config/pa/lib2funcs.asm: Likewise.
14847 * config/pa/linux-atomic.c: Likewise.
14848 * config/pa/linux-unwind.h: Likewise.
14849 * config/pa/milli64.S: Likewise.
14850 * config/pa/quadlib.c: Likewise.
14851 * config/pa/stublib.c: Likewise.
14852 * config/picochip/libgccExtras/adddi3.asm: Likewise.
14853 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
14854 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
14855 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
14856 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
14857 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
14858 * config/picochip/libgccExtras/divmod15.asm: Likewise.
14859 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
14860 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
14861 * config/picochip/libgccExtras/longjmp.asm: Likewise.
14862 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
14863 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
14864 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
14865 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
14866 * config/picochip/libgccExtras/setjmp.asm: Likewise.
14867 * config/picochip/libgccExtras/subdi3.asm: Likewise.
14868 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
14869 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
14870 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
14871 * config/rs6000/750cl.h: Likewise.
14872 * config/rs6000/altivec.h: Likewise.
14873 * config/rs6000/biarch64.h: Likewise.
14874 * config/rs6000/crtresfpr.asm: Likewise.
14875 * config/rs6000/crtresgpr.asm: Likewise.
14876 * config/rs6000/crtresxfpr.asm: Likewise.
14877 * config/rs6000/crtresxgpr.asm: Likewise.
14878 * config/rs6000/crtsavfpr.asm: Likewise.
14879 * config/rs6000/crtsavgpr.asm: Likewise.
14880 * config/rs6000/darwin-asm.h: Likewise.
14881 * config/rs6000/darwin-fallback.c: Likewise.
14882 * config/rs6000/darwin-fpsave.asm: Likewise.
14883 * config/rs6000/darwin-ldouble.c: Likewise.
14884 * config/rs6000/darwin-tramp.asm: Likewise.
14885 * config/rs6000/darwin-unwind.h: Likewise.
14886 * config/rs6000/darwin-vecsave.asm: Likewise.
14887 * config/rs6000/darwin-world.asm: Likewise.
14888 * config/rs6000/e500crtres32gpr.asm: Likewise.
14889 * config/rs6000/e500crtres64gpr.asm: Likewise.
14890 * config/rs6000/e500crtres64gprctr.asm: Likewise.
14891 * config/rs6000/e500crtrest32gpr.asm: Likewise.
14892 * config/rs6000/e500crtrest64gpr.asm: Likewise.
14893 * config/rs6000/e500crtresx32gpr.asm: Likewise.
14894 * config/rs6000/e500crtresx64gpr.asm: Likewise.
14895 * config/rs6000/e500crtsav32gpr.asm: Likewise.
14896 * config/rs6000/e500crtsav64gpr.asm: Likewise.
14897 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
14898 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
14899 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
14900 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
14901 * config/rs6000/eabi-ci.asm: Likewise.
14902 * config/rs6000/eabi-cn.asm: Likewise.
14903 * config/rs6000/eabi.asm: Likewise.
14904 * config/rs6000/linux-unwind.h: Likewise.
14905 * config/rs6000/linux64.h: Likewise.
14906 * config/rs6000/paired.h: Likewise.
14907 * config/rs6000/paired.md: Likewise.
14908 * config/rs6000/ppc64-fp.c: Likewise.
14909 * config/rs6000/ppu_intrinsics.h: Likewise.
14910 * config/rs6000/rs6000.h: Likewise.
14911 * config/rs6000/si2vmx.h: Likewise.
14912 * config/rs6000/sol-ci.asm: Likewise.
14913 * config/rs6000/sol-cn.asm: Likewise.
14914 * config/rs6000/spe.h: Likewise.
14915 * config/rs6000/spu2vmx.h: Likewise.
14916 * config/rs6000/sysv4.h: Likewise.
14917 * config/rs6000/tramp.asm: Likewise.
14918 * config/rs6000/vec_types.h: Likewise.
14919 * config/s390/linux-unwind.h: Likewise.
14920 * config/s390/tpf-unwind.h: Likewise.
14921 * config/score/crti.asm: Likewise.
14922 * config/score/crtn.asm: Likewise.
14923 * config/sh/crt1.asm: Likewise.
14924 * config/sh/crti.asm: Likewise.
14925 * config/sh/crtn.asm: Likewise.
14926 * config/sh/divtab-sh4-300.c: Likewise.
14927 * config/sh/divtab-sh4.c: Likewise.
14928 * config/sh/divtab.c: Likewise.
14929 * config/sh/lib1funcs-4-300.asm: Likewise.
14930 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
14931 * config/sh/lib1funcs.asm: Likewise.
14932 * config/sh/lib1funcs.h: Likewise.
14933 * config/sh/linux-atomic.asm: Likewise.
14934 * config/sh/linux-unwind.h: Likewise.
14935 * config/sh/shmedia.h: Likewise.
14936 * config/sh/sshmedia.h: Likewise.
14937 * config/sh/ushmedia.h: Likewise.
14938 * config/sparc/crtfastmath.c: Likewise.
14939 * config/sparc/linux-unwind.h: Likewise.
14940 * config/sparc/sol2-c1.asm: Likewise.
14941 * config/sparc/sol2-ci.asm: Likewise.
14942 * config/sparc/sol2-cn.asm: Likewise.
14943 * config/spu/divmodti4.c: Likewise.
14944 * config/spu/divv2df3.c: Likewise.
14945 * config/spu/float_disf.c: Likewise.
14946 * config/spu/float_unsdidf.c: Likewise.
14947 * config/spu/float_unsdisf.c: Likewise.
14948 * config/spu/float_unssidf.c: Likewise.
14949 * config/spu/mfc_multi_tag_release.c: Likewise.
14950 * config/spu/mfc_multi_tag_reserve.c: Likewise.
14951 * config/spu/mfc_tag_release.c: Likewise.
14952 * config/spu/mfc_tag_reserve.c: Likewise.
14953 * config/spu/mfc_tag_table.c: Likewise.
14954 * config/spu/multi3.c: Likewise.
14955 * config/spu/spu_internals.h: Likewise.
14956 * config/spu/spu_intrinsics.h: Likewise.
14957 * config/spu/spu_mfcio.h: Likewise.
14958 * config/spu/vec_types.h: Likewise.
14959 * config/spu/vmx2spu.h: Likewise.
14960 * config/stormy16/stormy16-lib2.c: Likewise.
14961 * config/svr4.h: Likewise.
14962 * config/sync.c: Likewise.
14963 * config/v850/lib1funcs.asm: Likewise.
14964 * config/vxlib-tls.c: Likewise.
14965 * config/vxlib.c: Likewise.
14966 * config/vxworks-dummy.h: Likewise.
14967 * config/xtensa/crti.asm: Likewise.
14968 * config/xtensa/crtn.asm: Likewise.
14969 * config/xtensa/ieee754-df.S: Likewise.
14970 * config/xtensa/ieee754-sf.S: Likewise.
14971 * config/xtensa/lib1funcs.asm: Likewise.
14972 * config/xtensa/lib2funcs.S: Likewise.
14973 * config/xtensa/linux-unwind.h: Likewise.
14974 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
14975 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
14976 * coretypes.h: Likewise.
14977 * crtstuff.c: Likewise.
14978 * defaults.h: Likewise.
14979 * dwarf2.h: Likewise.
14980 * emutls.c: Likewise.
14981 * gbl-ctors.h: Likewise.
14982 * gcov-io.h: Likewise.
14983 * ginclude/float.h: Likewise.
14984 * ginclude/iso646.h: Likewise.
14985 * ginclude/stdarg.h: Likewise.
14986 * ginclude/stdbool.h: Likewise.
14987 * ginclude/stddef.h: Likewise.
14988 * ginclude/stdfix.h: Likewise.
14989 * ginclude/stdint-gcc.h: Likewise.
14990 * ginclude/tgmath.h: Likewise.
14991 * gthr-aix.h: Likewise.
14992 * gthr-dce.h: Likewise.
14993 * gthr-gnat.c: Likewise.
14994 * gthr-gnat.h: Likewise.
14995 * gthr-lynx.h: Likewise.
14996 * gthr-mipssde.h: Likewise.
14997 * gthr-nks.h: Likewise.
14998 * gthr-posix.c: Likewise.
14999 * gthr-posix.h: Likewise.
15000 * gthr-posix95.h: Likewise.
15001 * gthr-rtems.h: Likewise.
15002 * gthr-single.h: Likewise.
15003 * gthr-solaris.h: Likewise.
15004 * gthr-tpf.h: Likewise.
15005 * gthr-vxworks.h: Likewise.
15006 * gthr-win32.h: Likewise.
15007 * gthr.h: Likewise.
15008 * libgcc2.c: Likewise.
15009 * libgcc2.h: Likewise.
15010 * libgcov.c: Likewise.
15011 * tsystem.h: Likewise.
15012 * typeclass.h: Likewise.
15013 * unwind-c.c: Likewise.
15014 * unwind-compat.h: Likewise.
15015 * unwind-dw2-fde-compat.c: Likewise.
15016 * unwind-dw2-fde-darwin.c: Likewise.
15017 * unwind-dw2-fde-glibc.c: Likewise.
15018 * unwind-dw2-fde.c: Likewise.
15019 * unwind-dw2-fde.h: Likewise.
15020 * unwind-dw2.c: Likewise.
15021 * unwind-dw2.h: Likewise.
15022 * unwind-generic.h: Likewise.
15023 * unwind-pe.h: Likewise.
15024 * unwind-sjlj.c: Likewise.
15025 * unwind.inc: Likewise.
15026 * config/arm/neon-gen.ml: Change generated copyright header to
15027 refer to version 3 of the GNU General Public License with
15028 version 3.1 of the GCC Runtime Library Exception and to point
15029 readers at the COPYING3 and COPYING3.RUNTIME files and the
15030 FSF's license web page.
15031 * config/arm/arm_neon.h: Regenerate.
15033 2009-04-09 Jakub Jelinek <jakub@redhat.com>
15035 * config/cris/cris.md: Change copyright header to refer to version
15036 3 of the GNU General Public License.
15037 * doc/install.texi2html: Change copyright header to refer to version
15038 3 of the GNU General Public License and to point readers at the
15039 COPYING3 file and the FSF's license web page.
15040 * config/vax/linux.h: Likewise.
15042 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
15044 * config/i386/i386.md (cmpcc): New.
15045 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
15046 (sync_compare_and_swap_cc*): Delete.
15048 * config/s390/s390.c (s390_compare_emitted): Remove.
15049 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
15050 s390_compare_emitted used to be handled. Assert that modes match.
15051 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
15052 refer to sync_compare_and_swap_ccsi.
15053 * config/s390/s390.h (s390_compare_emitted): Remove.
15054 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
15055 instead of s390_compare_emitted.
15056 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
15057 instead of s390_compare_emitted.
15058 * config/s390/s390.md (cmpcc): New.
15059 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
15060 CC_REGNUM, do not pretend it's set.
15061 (sync_compare_and_swap_cc*): Delete.
15062 * config/s390/predicates.md (cc_reg_operand): New.
15064 * expr.c (sync_compare_and_swap_cc): Delete.
15065 * optabs.h (sync_compare_and_swap_cc): Delete.
15066 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
15067 is being used with can_compare_p.
15068 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
15069 (find_cc_set): New.
15070 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
15071 look for a MODE_CC set instead. Use emit_store_flag.
15072 (expand_compare_and_swap_loop): Likewise, with some additional
15073 complication to avoid a force_reg when useless. Use
15074 emit_cmp_and_jump_insns.
15075 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
15076 * doc/md.texi (sync_compare_and_swap_cc): Merge with
15077 sync_compare_and_swap documentation.
15079 2009-04-09 Jan Hubicka <jh@suse.cz>
15081 * except.c (find_prev_try): Break out from ....
15082 (duplicate_eh_regions): ... here; properly update prev_try pointers
15083 when duplication part of tree.
15084 (dump_eh_tree): Improve dumping.
15085 (verify_eh_region): New.
15086 (verify_eh_tree): Use it.
15088 2009-04-06 Richard Guenther <rguenther@suse.de>
15090 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
15091 &ARRAY addresses by adjusting their types and prepending
15093 * tree-cfg.c (verify_gimple_assign_single): Verify that
15094 addresses are correct.
15096 2009-04-09 Richard Guenther <rguenther@suse.de>
15098 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
15099 indices into an array reference if possible.
15100 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
15101 Fold POINTER_PLUS_EXPR statements with invariant address.
15103 2009-04-09 Alan Modra <amodra@bigpond.net.au>
15106 * config.gcc (powerpc64-*-linux*): Always build biarch.
15108 2009-04-09 Joseph Myers <joseph@codesourcery.com>
15111 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
15112 it and pedwarn if this results in an INTEGER_CST.
15114 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15116 * doc/install.texi: Update minimum GMP version. Remove obsolete
15117 text in MPFR section.
15119 2009-04-08 Jakub Jelinek <jakub@redhat.com>
15121 * dwarf2out.c (class_scope_p): New static inline.
15122 (class_or_namespace_scope_p): Use it.
15123 (gen_variable_die): Use DW_TAG_member tag for static data member
15124 declarations instead of DW_TAG_variable.
15126 PR middle-end/39573
15127 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
15130 2009-04-08 Richard Guenther <rguenther@suse.de>
15132 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
15133 valueize random data.
15135 2009-04-08 David Edelsohn <edelsohn@gnu.org>
15137 * config.gcc (aix tm_file): Add aix-stdint.h.
15138 (aix tm clause use_gcc_stdint): Set to wrap.
15139 * config/rs6000/aix-stdint.h: New file.
15141 2009-04-08 Richard Guenther <rguenther@suse.de>
15143 PR middle-end/36291
15144 * tree-dfa.c (add_referenced_var): Do not recurse into
15145 global initializers.
15146 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
15148 (fold_const_aggregate_ref): Likewise.
15150 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15152 * recog.c (ordered_comparison_operator): New.
15153 * gensupport.c (std_preds): Add it.
15154 * doc/md.texi (Machine-Independent Predicates): Document it.
15156 2009-04-08 Jan Hubicka <jh@suse.cz>
15158 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
15159 * function.h (rtl_eh): Remove exception_handler_label_map.
15160 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
15161 remove_exception_handler_label, for_each_eh_label_1): Remove.
15162 (rtl_remove_unreachable_regions): Remove.
15163 (convert_from_eh_region_ranges): Do not remove unreachable regions.
15164 (find_exception_handler_labels): Don't build the hashtable.
15165 (maybe_remove_eh_handler): Remove.
15166 (for_each_eh_label): Rewrite to walk the tree.
15167 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
15168 * except.h (maybe_remove_eh_handler): Remove.
15169 * passes.c (init_optimization_passes): Schedule second EH cleanup
15171 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
15172 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
15174 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15176 * genoutput.c (validate_optab_operands): New.
15177 (gen_insn, gen_expand): Call it.
15179 * genflags.c (gen_insn): Detect misused iterators.
15180 (main): Pass line_no to gen_insn, exit with status 1 on error.
15182 * genextract.c (line_no): Make global.
15183 (VEC_safe_set_locstr): Change assertion to error message.
15184 (main): Exit with status 1 on error.
15186 2009-04-08 Joseph Myers <joseph@codesourcery.com>
15190 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
15191 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
15192 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
15193 * c-convert.c (convert): Do not call fold on results of conversion
15194 functions when the result is a C_MAYBE_CONST_EXPR.
15195 * c-parser.c (c_parser_postfix_expression): Do not fold condition
15196 of __builtin_choose_expr.
15197 * c-typeck.c (remove_c_maybe_const_expr): New.
15198 (build_unary_op, build_conditional_expr, build_compound_expr,
15199 build_binary_op, c_objc_common_truthvalue_conversion): Call
15200 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
15203 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
15205 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
15206 CODE to produce a new one. Add a prototype to use fold_convert_const
15208 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
15211 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
15212 mix declarations and code.
15214 2009-04-08 Ben Elliston <bje@au.ibm.com>
15216 * gcc.c: Replace `CC' with `GCC' throughout.
15218 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
15220 * doc/invoke.texi: Document Atom support.
15222 2009-04-07 Jason Merrill <jason@redhat.com>
15225 * c-common.h, c-common.c: Add flag_pretty_templates.
15226 * c-opts.c (c_common_handle_option): Set it.
15227 * c.opt: Add -fno-pretty-templates.
15228 * doc/invoke.texi (C++ Dialect Options): Likewise.
15230 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
15232 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
15233 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
15234 (ia64_expand_builtin): Likewise.
15236 2009-04-07 Martin Jambor <mjambor@suse.cz>
15238 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
15239 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
15240 ADDR_EXPRS are include too.
15242 2009-04-07 Richard Guenther <rguenther@suse.de>
15244 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
15245 decls are only used if passes as parameters or if they are
15246 local statics and the call is not to a builtin.
15247 (call_may_clobber_ref_p_1): Likewise.
15249 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15251 * expr.c (do_store_flag): Remove last argument. Simplify code
15252 to avoid duplication of tests already done by can_compare_p.
15253 (expand_expr_real_1): Adjust caller.
15255 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15257 * optabs.c (can_compare_p): Test the predicate of a
15258 cbranch and cstore pattern.
15260 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15262 * expr.c (convert_move): Use emit_store_flag instead of
15265 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15267 * config/i386/i386.c (ix86_compare_emitted): Remove.
15268 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
15269 ix86_compare_op0 like ix86_compare_emitted used to be handled.
15270 * config/i386/i386.h (ix86_compare_emitted): Remove.
15271 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
15272 instead of ix86_compare_emitted.
15273 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
15275 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
15277 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
15278 Add t-sysroot-suffix to tmake_file.
15279 * config/print-sysroot-suffix.sh: New file.
15280 * config/t-sysroot-suffix: New file.
15282 2009-04-07 Ben Elliston <bje@au.ibm.com>
15284 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
15285 as the latter produces a warning when the target does not support
15288 2009-04-07 Ben Elliston <bje@au.ibm.com>
15290 * dfp.c: Replace type punning assignments with memcpy throughout.
15291 * Makefile.in (dfp.o-warn): Remove.
15293 2009-04-07 Alan Modra <amodra@bigpond.net.au>
15296 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
15297 Include soft-fp/t-softfp after rs6000/t-linux64.
15299 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
15301 * stor-layout.c (set_sizetype): Use the full precision of their
15302 machine mode for bitsize types.
15304 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
15306 * config/i386/i386.md: Revert 2 accidental checkins.
15308 2009-04-06 Joey Ye <joey.ye@intel.com>
15309 Xuepeng Guo <xuepeng.guo@intel.com>
15310 H.J. Lu <hongjiu.lu@intel.com>
15312 Atom pipeline model, tuning and insn selection.
15313 * config.gcc (atom): Add atom config options and target.
15315 * config/i386/atom.md: New.
15317 * config/i386/i386.c (atom_cost): New cost.
15318 (m_ATOM): New macro flag.
15319 (initial_ix86_tune_features): Set m_ATOM.
15320 (x86_accumulate_outgoing_args): Likewise.
15321 (x86_arch_always_fancy_math_387): Likewise.
15322 (processor_target): Add Atom cost.
15323 (cpu_names): Add Atom cpu name.
15324 (override_options): Set Atom ISA.
15325 (ix86_issue_rate): New case PROCESSOR_ATOM.
15326 (ix86_adjust_cost): Likewise.
15328 * config/i386/i386.h (TARGET_ATOM): New target macro.
15329 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
15330 (TARGET_OPT_AGU): New target option.
15331 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
15332 (processor_type): Add PROCESSOR_ATOM.
15334 * config/i386/i386.md (cpu): Add new value "atom".
15335 (use_carry, movu): New attr.
15336 (atom.md): Include atom.md.
15337 (adddi3_carry_rex64): Set attr "use_carry".
15338 (addqi3_carry): Likewise.
15339 (addhi3_carry): Likewise.
15340 (addsi3_carry): Likewise.
15341 (*addsi3_carry_zext): Likewise.
15342 (subdi3_carry_rex64): Likewise.
15343 (subqi3_carry): Likewise.
15344 (subhi3_carry): Likewise.
15345 (subsi3_carry): Likewise.
15346 (x86_movdicc_0_m1_rex64): Likewise.
15347 (*x86_movdicc_0_m1_se): Likewise.
15348 (x86_movsicc_0_m1): Likewise.
15349 (*x86_movsicc_0_m1_se): Likewise.
15350 (*adddi_1_rex64): Emit add insn as much as possible.
15351 (*addsi_1): Likewise.
15352 (return_internal): Set atom_unit.
15353 (return_internal_long): Likewise.
15354 (return_pop_internal): Likewise.
15355 (*rcpsf2_sse): Set atom_sse_attr attr.
15356 (*qrt<mode>2_sse): Likewise.
15357 (*prefetch_sse): Likewise.
15359 * config/i386/i386-c.c (ix86_target_macros_internal): New case
15361 (ix86_target_macros_internal): Likewise.
15363 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
15364 (*prefetch_sse_rex): Likewise.
15365 (sse_rcpv4sf2): Likewise.
15366 (sse_vmrcpv4sf2): Likewise.
15367 (sse_sqrtv4sf2): Likewise.
15368 (<sse>_vmsqrt<mode>2): Likewise.
15369 (sse_ldmxcsr): Likewise.
15370 (sse_stmxcsr): Likewise.
15371 (*sse_sfence): Likewise.
15372 (sse2_clflush): Likewise.
15373 (*sse2_mfence): Likewise.
15374 (*sse2_lfence): Likewise.
15375 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
15376 (<sse>_movup<ssemodesuffixf2c>): Likewise.
15377 (avx_movdqu<avxmodesuffix>): Likewise.
15378 (avx_lddqu<avxmodesuffix>): Likewise.
15379 (sse2_movntv2di): Change attr "type" to "ssemov".
15380 (sse2_movntsi): Likewise.
15381 (rsqrtv8sf2): Change attr "type" to "sseadd".
15382 (sse3_addsubv2df3): Set attr "atom_unit".
15383 (sse3_h<plusminus_insn>v4sf3): Likewise.
15384 (*sse2_pmaddwd): Likewise.
15385 (*vec_extractv2di_1_rex64): Likewise.
15386 (*vec_extractv2di_1_avx): Likewise.
15387 (sse2_psadbw): Likewise.
15388 (ssse3_phaddwv8hi3): Likewise.
15389 (ssse3_phaddwv4hi3): Likewise.
15390 (ssse3_phadddv4si3): Likewise.
15391 (ssse3_phadddv2si3): Likewise.
15392 (ssse3_phaddswv8hi3): Likewise.
15393 (ssse3_phaddswv4hi3): Likewise.
15394 (ssse3_phsubwv8hi3): Likewise.
15395 (ssse3_phsubwv4hi3): Likewise.
15396 (ssse3_phsubdv4si3): Likewise.
15397 (ssse3_phsubdv2si3): Likewise.
15398 (ssse3_phsubswv8hi3): Likewise.
15399 (ssse3_phsubswv4hi3): Likewise.
15400 (ssse3_pmaddubsw128): Likewise.
15401 (sse3_pmaddubsw: Likewise.
15402 (ssse3_palignrti): Likewise.
15403 (ssse3_palignrdi): Likewise.
15405 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
15407 * doc/install.texi (Specific): Fix two cross-references to MinGW.
15409 2009-04-06 Richard Guenther <rguenther@suse.de>
15411 PR tree-optimization/28868
15412 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
15413 of which PHI results we inserted.
15414 (insert_into_preds_of_block): Record inserted PHIs.
15415 (eliminate): Eliminate redundant PHI nodes.
15416 (init_pre): Init inserted_phi_names.
15418 2009-04-06 Richard Guenther <rguenther@suse.de>
15420 PR tree-optimization/39643
15421 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
15422 IMAGPART_EXPRs of complex constants.
15423 (execute_fold_all_builtins): If we folded a call queue
15424 TODO_update_address_taken.
15426 2009-04-06 Jan Hubicka <jh@suse.cz>
15428 PR middle-end/39659
15429 * except.c (remove_unreachable_regions): Propagate may_contain_throw
15432 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
15434 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
15436 (ic_invalidate_array): Likewise.
15438 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
15440 * calls.c (emit_library_call_value_1): Fix a problem with parameter
15441 alignment for library calls.
15443 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
15445 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
15446 (mingw32 tm clause use_gcc_stdint): Set to wrap.
15447 * config/i386/mingw-stdint.h: New file.
15449 2009-04-05 Richard Guenther <rguenther@suse.de>
15451 PR tree-optimization/39648
15452 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
15453 our &A vs. &A[0] IL deficiencies.
15455 2009-04-04 Jan Hubicka <jh@suse.cz>
15457 * except.c (sjlj_find_directly_reachable_regions): Be ready for
15458 removed toplevel regions.
15459 (sjlj_mark_call_sites): Likewise.
15461 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
15463 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
15464 (cygwin tm clause use_gcc_stdint): Set to wrap.
15465 * config/i386/cygwin-stdint.h: New file.
15467 2009-04-04 Richard Guenther <rguenther@suse.de>
15469 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
15470 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
15471 single-argument PHIs if we are in loop-closed SSA form.
15472 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
15473 for the pre-condition.
15474 (slpeel_tree_peel_loop_to_edge): Likewise.
15475 (vect_build_loop_niters): Take an optional sequence to append stmts.
15476 (vect_generate_tmps_on_preheader): Likewise.
15477 (vect_do_peeling_for_loop_bound): Take extra guards for the
15479 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
15480 the cost model check.
15481 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
15482 guards if we are going to peel. Do not apply versioning in that case.
15483 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
15484 (vect_do_peeling_for_loop_bound): Likewise.
15485 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
15486 loop bound only record extra pre-conditions, do not apply loop
15489 2009-04-04 Richard Guenther <rguenther@suse.de>
15491 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
15494 2009-04-04 Jan Hubicka <jh@suse.cz>
15496 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
15497 last_basic_block for size of bb->index indexed array.
15498 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
15499 compute_out, link_btr_uses, build_btr_def_use_webs,
15500 build_btr_def_use_webs, migrate_btr_defs): Likewise.
15502 2009-04-04 Jan Hubicka <jh@suse.cz>
15504 * except.c (remove_eh_handler_and_replace): Break out from ...
15505 (remove_eh_handler): ... here.
15506 (bring_to_root): New function.
15507 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
15508 handled ones, bring others to root of tree.
15510 2009-04-04 Jan Hubicka <jh@suse.cz>
15512 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
15513 (all_phis_safe_to_merge): New function.
15514 (update_info): New structure.
15515 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
15516 (cleanup_empty_eh): Update SSA if possible.
15518 2009-04-04 Richard Guenther <rguenther@suse.de>
15520 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
15521 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
15522 (append_vuse): Likewise.
15524 2009-04-04 Jakub Jelinek <jakub@redhat.com>
15526 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
15527 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
15528 instead of REG_UNSAVED for DW_CFA_undefined.
15529 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
15530 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
15533 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
15536 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
15537 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
15538 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
15540 2009-04-04 Richard Guenther <rguenther@suse.de>
15542 PR tree-optimization/8781
15543 PR tree-optimization/37892
15544 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
15545 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
15546 (valueize_refs): Call it for *& valueizations.
15547 (shared_reference_ops_from_ref): Rename to ...
15548 (valueize_shared_reference_ops_from_ref): ... this and valueize.
15549 (shared_reference_ops_from_call): Rename to ...
15550 (valueize_shared_reference_ops_from_call): ... this and valueize.
15551 (vn_reference_lookup): Update.
15552 (visit_reference_op_call): Likewise.
15553 * tree-ssa-pre.c (phi_translate_1): Fold *&.
15554 (eliminate): Value-replace the call address in call statements.
15556 2009-04-04 Richard Guenther <rguenther@suse.de>
15558 PR tree-optimization/39636
15559 * tree-ssa-forwprop.c
15560 (forward_propagate_addr_into_variable_array_index): Check for
15561 GIMPLE_ASSIGN before accessing the rhs code.
15563 2009-04-03 Jason Merrill <jason@redhat.com>
15565 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
15567 2009-04-03 Steve Ellcey <sje@cup.hp.com>
15569 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
15570 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
15571 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
15572 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
15573 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
15574 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
15575 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
15576 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
15577 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
15578 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
15579 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
15580 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
15581 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
15582 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
15583 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
15584 Use fr_reg_or_fp01_operand instead of fr_register_operand
15586 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
15587 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
15588 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
15590 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
15592 PR rtl-optimization/39607
15593 PR rtl-optimization/39631
15597 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15598 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
15599 instead of DF_LR_OUT.
15600 * ira-lives.c (process_bb_node_lives): Ditto.
15601 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
15602 instead of DF_LR_{OUT,IN}.
15603 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
15604 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
15606 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
15608 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
15609 (execute_lower_omp): Always run but take the short way out if -fopenmp
15611 (gate_lower_omp): Remove, forcing the pass manager to always run the
15612 pass and always set PROP_gimple_lomp.
15613 (pass_lower_omp): Remove gate function.
15614 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
15615 PROP_trees. Instead, require it.
15616 * ipa-cp.c (pass_ipa_cp): Likewise.
15617 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
15618 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
15619 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
15620 and PROP_gimple_leh.
15622 2009-04-03 Richard Guenther <rguenther@suse.de>
15624 PR middle-end/13146
15625 PR tree-optimization/23940
15626 PR tree-optimization/33237
15627 PR middle-end/33974
15628 PR middle-end/34093
15629 PR tree-optimization/36201
15630 PR tree-optimization/36230
15631 PR tree-optimization/38049
15632 PR tree-optimization/38207
15633 PR tree-optimization/38230
15634 PR tree-optimization/38301
15635 PR tree-optimization/38585
15636 PR middle-end/38895
15637 PR tree-optimization/38985
15638 PR tree-optimization/39299
15639 * tree-ssa-structalias.h: Remove.
15640 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
15641 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
15642 (struct vuse_element_d): Remove.
15643 (struct vuse_vec_d): Likewise.
15644 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
15645 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
15646 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
15647 VUSE_ELEMENT_VAR): Likewise.
15648 (struct voptype_d): Likewise.
15649 (NUM_VOP_FREE_BUCKETS): Likewise.
15650 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
15651 (struct stmt_operands_d): Remove.
15652 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
15653 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
15654 VDEF_NUM, VDEF_VECT): Likewise.
15655 (copy_virtual_operands): Remove.
15656 (operand_build_cmp): Likewise.
15657 (create_ssa_artificial_load_stmt): Likewise.
15658 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
15659 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
15660 vuse_index and mayuse_index members. Pack and move done and iter_type
15661 members to the front.
15662 (SSA_OP_VMAYUSE): Remove.
15663 (SSA_OP_VIRTUAL_USES): Adjust.
15664 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
15665 (unlink_stmt_vdef): Declare.
15666 (add_to_addressable_set): Remove.
15667 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
15668 (vrp_visit_stmt): Likewise.
15669 * doc/tree-ssa.texi (Alias analysis): Update.
15670 * doc/invoke.texi (max-aliased-vops): Remove docs.
15671 (avg-aliased-vops): Likewise.
15672 * tree-into-ssa.c (syms_to_rename): Remove.
15673 (need_to_update_vops_p): Likewise.
15674 (need_to_initialize_update_ssa_p): Rename to ...
15675 (update_ssa_initialized_fn): ... this. Track function we are
15677 (symbol_marked_for_renaming): Simplify.
15678 (add_new_name_mapping): Do not set need_to_update_vops_p.
15679 (dump_currdefs): Use SYMS_TO_RENAME.
15680 (rewrite_update_stmt): Always walk all uses/defs.
15681 (dump_update_ssa): Adjust.
15682 (init_update_ssa): Take function argument. Track what we are
15684 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
15685 (create_new_def_for): Initialize for cfun, assert we are initialized
15687 (mark_sym_for_renaming): Simplify.
15688 (mark_set_for_renaming): Do not initialize update-ssa.
15689 (need_ssa_update_p): Simplify. Take function argument.
15690 (name_mappings_registered_p): Assert we ask for the correct function.
15691 (name_registered_for_update_p): Likewise.
15692 (ssa_names_to_replace): Likewise.
15693 (release_ssa_name_after_update_ssa): Likewise.
15694 (update_ssa): Likewise. Use SYMS_TO_RENAME.
15695 (dump_decl_set): Do not print a newline.
15696 (debug_decl_set): Do it here.
15697 (dump_update_ssa): And here.
15698 * tree-ssa-loop-im.c (move_computations): Adjust.
15699 (movement_possibility): Likewise.
15700 (determine_max_movement): Likewise.
15701 (gather_mem_refs_stmt): Likewise.
15702 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
15703 or NAME_MEMORY_TAG.
15704 * tree-complex.c (update_all_vops): Remove.
15705 (expand_complex_move): Adjust.
15706 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
15707 Simplify test for memory referencing statement. Exclude
15708 non-invariant ADDR_EXPRs.
15709 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
15710 * tree-loop-distribution.c (generate_memset_zero): Adjust.
15711 (rdg_flag_uses): Likewise.
15712 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
15714 (tree_optimize_tail_calls_1): Also split the
15715 edge from the entry block if we have degenerate PHI nodes in
15716 the first basic block.
15717 * tree.c (init_ttree): Remove memory-tag related code.
15718 (tree_code_size): Likewise.
15719 (tree_node_structure): Likewise.
15720 (build7_stat): Re-write to be build6_stat.
15721 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
15722 (SSA_VAR_P): Adjust.
15723 (struct tree_memory_tag): Remove.
15724 (struct tree_memory_partition_tag): Likewise.
15725 (union tree_node): Adjust.
15726 (build7): Re-write to be build6.
15727 * tree-pass.h (pass_reset_cc_flags): Remove.
15728 (TODO_update_address_taken): New flag.
15729 (pass_simple_dse): Remove.
15730 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
15731 * params.h (MAX_ALIASED_VOPS): Remove.
15732 (AVG_ALIASED_VOPS): Likewise.
15733 * omp-low.c (expand_omp_taskreg): Update SSA form.
15734 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
15735 aliases the lhs in a copy stmt.
15736 * tree-ssa-dse.c (struct address_walk_data): Remove.
15737 (memory_ssa_name_same): Likewise.
15738 (memory_address_same): Likewise.
15739 (get_kill_of_stmt_lhs): Likewise.
15740 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
15741 unused stores. Look through PHI nodes into post-dominated regions.
15742 (dse_optimize_stmt): Simplify. Properly remove stores.
15743 (tree_ssa_dse): Compute dominators.
15744 (execute_simple_dse): Remove.
15745 (pass_simple_dse): Likewise.
15746 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
15747 gimple_loaded_syms and gimple_stored_syms computation.
15748 * toplev.c (dump_memory_report): Dump alias and pta stats.
15749 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
15750 (vn_reference_eq): Likewise.
15751 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
15752 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
15753 valueize_vuses): Remove.
15754 (get_def_ref_stmt_vuses): Simplify. Rename to ...
15755 (get_def_ref_stmt_vuse): ... this.
15756 (vn_reference_lookup_2): New function.
15757 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
15758 walking equivalent vuses. Simplify.
15759 (vn_reference_lookup): Likewise.
15760 (vn_reference_insert): Likewise.
15761 (vn_reference_insert_pieces): Likewise.
15762 (visit_reference_op_call): Simplify.
15763 (visit_reference_op_load): Likewise.
15764 (visit_reference_op_store): Likewise.
15765 (init_scc_vn): Remove shared_lookup_vuses initialization.
15766 (free_scc_vn): Remove shared_lookup_vuses freeing.
15767 (sort_vuses, sort_vuses_heap): Remove.
15768 (get_ref_from_reference_ops): Export.
15769 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
15770 vector with single vuse pointer.
15771 (vn_reference_lookup_pieces, vn_reference_lookup,
15772 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
15773 (shared_vuses_from_stmt): Remove.
15774 (get_ref_from_reference_ops): Declare.
15775 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
15776 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
15777 memory-tag related code.
15778 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
15779 (likely_value): Add comment, skip static-chain of call statements.
15780 (surely_varying_stmt_p): Adjust.
15781 (gimplify_and_update_call_from_tree): Likewise.
15782 (execute_fold_all_builtins): Do not rebuild alias info.
15783 (gimplify_and_update_call_from_tree): Properly update VOPs.
15784 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
15785 (copy_ref_info): Remove memory-tag related code.
15786 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
15787 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
15788 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
15790 * tree-ssa-dom.c (gimple_p): Remove typedef.
15791 (eliminate_redundant_computations): Adjust.
15792 (record_equivalences_from_stmt): Likewise.
15793 (avail_expr_hash): Likewise.
15794 (avail_expr_eq): Likewise.
15795 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
15796 (stmt_makes_single_load): Likewise.
15797 (stmt_makes_single_store): Likewise.
15798 * tree-ssa-alias.c: Rewrite completely.
15799 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
15800 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
15801 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
15802 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
15803 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
15804 Remove public functions.
15805 (pass_reset_cc_flags): Remove.
15806 (pass_build_alias): Move ...
15807 * tree-ssa-structalias.c (pass_build_alias): ... here.
15808 * tree-ssa-alias.c (may_be_aliased): Move ...
15809 * tree-flow-inline.h (may_be_aliased): ... here.
15810 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
15811 count_uses_and_derefs): Move ...
15812 * gimple.c: ... here.
15813 * gimple.h (count_uses_and_derefs): Declare.
15814 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
15815 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
15816 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
15817 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
15818 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
15819 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
15820 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
15822 * tree-dfa.c (refs_may_alias_p): Move ...
15823 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
15824 * tree-ssa-alias.h: New file.
15825 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
15826 (statement_sink_location): Likewise.
15827 * opts.c (decode_options): Do not adjust max-aliased-vops or
15828 avg-aliased-vops values.
15829 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
15830 (TV_CALL_CLOBBER): Likewise.
15831 (TV_FLOW_SENSITIVE): Likewise.
15832 (TV_FLOW_INSENSITIVE): Likewise.
15833 (TV_MEMORY_PARTITIONING): Likewise.
15834 (TV_ALIAS_STMT_WALK): New timevar.
15835 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
15836 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
15837 (get_address_description): Remove memory-tag related code.
15838 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
15839 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
15840 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
15841 and immediate uses in statements. Document.
15842 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
15843 (dump_symbols): Remove.
15844 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
15845 * alias.c (get_deref_alias_set): New function split out from ...
15846 (get_alias_set): ... here.
15847 * alias.h (get_deref_alias_set): Declare.
15848 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
15849 type parameter. Remove restrict pointer handling. Create a
15850 ref-all pointer in case type-based alias sets do not conflict.
15851 (vect_analyze_data_refs): Remove SMT related code.
15852 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
15853 (vectorizable_load): Likewise.
15854 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
15855 (DR_SYMBOL_TAG, DR_VOPS): Remove.
15856 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
15857 Ignore vops and SMTs.
15858 (dr_analyze_alias): Likewise..
15859 (free_data_ref): Likewise.
15860 (create_data_ref): Likewise.
15861 (analyze_all_data_dependences): Likewise.
15862 (get_references_in_stmt): Adjust.
15863 * tree-flow-inline.h (gimple_aliases_computed_p,
15864 gimple_addressable_vars, gimple_call_clobbered_vars,
15865 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
15866 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
15867 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
15868 gimple_mem_ref_stats): Remove.
15869 (gimple_vop): New function.
15870 (op_iter_next_use): Remove vuses and mayuses cases.
15871 (op_iter_next_def): Remove vdefs case.
15872 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
15873 (clear_and_done_ssa_iter): Do not set removed fields.
15874 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
15875 Assert we are not iterating over vuses or vdefs if not also
15876 iterating over uses or defs.
15877 (op_iter_init_use): Likewise.
15878 (op_iter_init_def): Likewise.
15879 (op_iter_next_vdef): Remove.
15880 (op_iter_next_mustdef): Likewise.
15881 (op_iter_init_vdef): Likewise.
15882 (compare_ssa_operands_equal): Likewise.
15883 (link_use_stmts_after): Handle vuse operand.
15884 (is_call_used): Use is_call_clobbered.
15885 (is_call_clobbered): Global variables are always call clobbered,
15886 query the call-clobbers bitmap.
15887 (mark_call_clobbered): Ignore global variables.
15888 (clear_call_clobbered): Likewise.
15889 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
15890 virtual operands sanity check.
15891 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
15893 (TARGET_MEM_REF): Remove TMR_TAG operand.
15894 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
15895 Remove call-clobber related code.
15896 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
15897 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
15898 partitions or escape reason.
15899 (get_single_def_stmt, get_single_def_stmt_from_phi,
15900 get_single_def_stmt_with_phi): Remove.
15901 (dump_referenced_vars): Tidy.
15902 (get_ref_base_and_extent): Allow bare decls.
15903 (collect_dfa_stats): Adjust.
15904 * graphite.c (rename_variables_in_stmt): Adjust.
15905 (graphite_copy_stmts_from_block): Likewise.
15906 (translate_clast): Likewise.
15907 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
15909 (translate_vuse_through_block): Use the oracle.
15910 (phi_translate_1): Adjust.
15911 (value_dies_in_block_x): Use the oracle. Cache the outcome
15913 (valid_in_sets): Check if the VUSE for
15914 a REFERENCE is available.
15915 (eliminate): Do not remove stmts during elimination,
15916 instead queue and remove them afterwards.
15917 (do_pre): Do not rebuild alias info.
15918 (pass_pre): Run TODO_rebuild_alias before PRE.
15919 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
15920 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
15921 (mark_all_v_defs_stmt): Remove.
15922 (mark_all_v_defs_seq): Adjust.
15923 (sra_replace): Likewise.
15924 (scalarize_use): Likewise.
15925 (scalarize_copy): Likewise.
15926 (scalarize_init): Likewise.
15927 (scalarize_ldst): Likewise.
15928 (todoflags): Remove.
15929 (tree_sra): Do not rebuild alias info.
15930 (tree_sra_early): Adjust.
15931 (pass_sra): Run TODO_update_address_taken before SRA.
15932 * tree-predcom.c (set_alias_info): Remove.
15933 (prepare_initializers_chain): Do not call it.
15934 (mark_virtual_ops_for_renaming): Adjust.
15935 (mark_virtual_ops_for_renaming_list): Remove.
15936 (initialize_root_vars): Adjust.
15937 (initialize_root_vars_lm): Likewise.
15938 (prepare_initializers_chain): Likewise.
15939 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
15940 (may_propagate_copy_into_stmt): Likewise.
15941 (merge_alias_info): Do nothing for now.
15942 (propagate_tree_value_into_stmt): Adjust.
15943 (stmt_may_generate_copy): Likewise.
15944 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
15945 not mark symbols for renaming.
15946 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
15947 with the same statement, make sure to update the new pointed-to one.
15948 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
15949 call statements, do not mark symbols for renaming.
15950 (mark_operand_necessary): Dump something.
15951 (ref_may_be_aliased): New function.
15952 (mark_aliased_reaching_defs_necessary_1): New helper function.
15953 (mark_aliased_reaching_defs_necessary): Likewise.
15954 (mark_all_reaching_defs_necessary_1): Likewise.
15955 (mark_all_reaching_defs_necessary): Likewise.
15956 (propagate_necessity): Do not process virtual PHIs. For
15957 non-aliased loads mark all reaching definitions as necessary.
15958 For aliased loads and stores mark the immediate dominating
15959 aliased clobbers as necessary.
15960 (visited): New global static.
15961 (perform_tree_ssa_dce): Free visited bitmap after propagating
15963 (remove_dead_phis): Perform simple dead virtual PHI removal.
15964 (remove_dead_stmt): Properly unlink virtual operands when
15966 (eliminate_unnecessary_stmts): Schedule PHI removal after
15968 * tree-ssa-ter.c (is_replaceable_p): Adjust.
15969 (process_replaceable): Likewise.
15970 (find_replaceable_in_bb): Likewise.
15971 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
15972 based on the single gimple vop.
15973 (verify_flow_insensitive_alias_info): Remove.
15974 (verify_flow_sensitive_alias_info): Likewise.
15975 (verify_call_clobbering): Likewise.
15976 (verify_memory_partitions): Likewise.
15977 (verify_alias_info): Likewise.
15978 (verify_ssa): Adjust..
15979 (execute_update_addresses_taken): Export. Update SSA
15980 manually. Optimize only when optimizing. Use a local bitmap.
15981 (pass_update_address_taken): Remove TODO_update_ssa, add
15983 (pass_update_address_taken): Just use TODO_update_address_taken.
15984 (init_tree_ssa): Do not initialize addressable_vars.
15985 (verify_ssa): Verify new VUSE / VDEF properties.
15986 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
15987 Do not call verify_alias_info.
15988 (delete_tree_ssa): Clear the VUSE, VDEF operands.
15989 Do not free the loaded and stored syms bitmaps. Reset the escaped
15990 and callused solutions. Do not free addressable_vars.
15991 Remove memory-tag related code.
15992 (warn_uninitialized_var): Aliases are always available.
15993 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
15994 * lambda-code.c (can_put_in_inner_loop): Adjust.
15995 (can_put_after_inner_loop): Likewise.
15996 (perfect_nestify): Likewise.
15997 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
15998 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
15999 (vectorizable_conversion): Do not mark symbols for renaming.
16000 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
16001 (expand_call_inline): Unlink the calls virtual operands before
16003 (tree_function_versioning): Do not call update_ssa if we are not
16004 updating clones. Simplify.
16005 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
16006 (propagate_with_phi): Likewise..
16007 * tree-outof-ssa.c (create_temp): Remove memory tag and call
16008 clobber code. Assert we are not aliased or global.
16009 * tree-flow.h: Include tree-ssa-alias.h
16010 (enum escape_type): Remove.
16011 (struct mem_sym_stats_d): Likewise.
16012 (struct mem_ref_stats_d): Likewise.
16013 (struct gimple_df): Add vop member. Remove global_var,
16014 call_clobbered_vars, call_used_vars, addressable_vars,
16015 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
16016 escaped and callused members.
16017 (struct ptr_info_def): Remove all members, add points-to solution
16019 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
16020 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
16021 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
16022 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
16023 (tree-ssa-alias.o): Likewise.
16024 (toplev.o): Add tree-ssa-alias.h
16025 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
16026 * gimple.c (gimple_set_bb): Fix off-by-one error.
16027 (is_gimple_reg): Do not handle memory tags.
16028 (gimple_copy): Also copy virtual operands.
16029 Delay updating the statement. Do not reset loaded and stored syms.
16030 (gimple_set_stored_syms): Remove.
16031 (gimple_set_loaded_syms): Likewise.
16032 (gimple_call_copy_skip_args): Copy the virtual operands
16033 and mark the new statement modified.
16034 * tree-ssa-structalias.c (may_alias_p): Remove.
16035 (set_uids_in_ptset): Take the alias set to prune with as
16036 parameter. Fold in the alias test of may_alias_p.
16037 (compute_points_to_sets): Compute whether a ptr is dereferenced
16038 in a local sbitmap.
16039 (process_constraint): Deal with &ANYTHING on the lhs, reject all
16040 other ADDRESSOF constraints on the lhs.
16041 (get_constraint_for_component_ref): Assert that we don't get
16042 ADDRESSOF constraints from the base of the reference.
16043 Properly generate UNKNOWN_OFFSET for DEREF if needed.
16044 (struct variable_info): Remove collapsed_to member.
16045 (get_varinfo_fc): Remove.
16046 (new_var_info): Do not set collapsed_to.
16047 (dump_constraint): Do not follow cycles.
16048 (dump_constraint_graph): Likewise.
16049 (build_pred_graph): Likewise.
16050 (build_succ_graph): Likewise.
16051 (rewrite_constraints): Likewise.
16052 (do_simple_structure_copy): Remove.
16053 (do_rhs_deref_structure_copy): Remove.
16054 (do_lhs_deref_structure_copy): Remove.
16055 (collapse_rest_of_var): Remove.
16056 (do_structure_copy): Re-implement.
16057 (pta_stats): New global variable.
16058 (dump_pta_stats): New function.
16059 (struct constraint_expr): Make offset signed.
16060 (UNKNOWN_OFFSET): Define special value.
16061 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
16062 (solution_set_expand): New helper function split out from ...
16063 (do_sd_constraint): ... here.
16064 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
16065 (do_ds_constraint): Likewise.
16066 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
16067 and CALLUSED = *CALLUSED.
16068 (set_union_with_increment): Make inc argument signed.
16069 (type_safe): Remove.
16070 (get_constraint_for_ptr_offset): Handle unknown and negative
16072 (first_vi_for_offset): Handle offsets before start. Bail
16073 out early for offsets beyond the variable extent.
16074 (first_or_preceding_vi_for_offset): New function.
16075 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
16076 Together with ESCAPED = *ESCAPED this properly computes reachability.
16077 (find_what_var_points_to): New function.
16078 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
16079 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
16080 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
16081 pt_solutions_intersect): New functions.
16082 (compute_call_used_vars): Remove.
16083 (compute_may_aliases): New main entry into PTA computation.
16084 * gimple.h (gimple_p): New typedef.
16085 (struct gimple_statement_base): Remove references_memory_p.
16086 (struct gimple_statement_with_memory_ops_base): Remove
16087 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
16089 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
16090 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
16091 gimple_set_references_memory): Remove.
16092 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
16093 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
16095 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
16096 (verify_expr): Allow RESULT_DECL.
16097 (gimple_duplicate_bb): Do not copy virtual operands.
16098 (gimple_duplicate_sese_region): Adjust.
16099 (gimple_duplicate_sese_tail): Likewise.
16100 (mark_virtual_ops_in_region): Remove.
16101 (move_sese_region_to_fn): Do not call it.
16102 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
16103 and pass_simple_dse.
16104 (execute_function_todo): Handle TODO_update_address_taken,
16105 call execute_update_addresses_taken for TODO_rebuild_alias.
16106 (execute_todo): Adjust.
16107 (execute_one_pass): Init dump files early.
16108 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
16110 (create_general_new_stmt): Clear vops.
16111 * tree-ssa-reassoc.c (get_rank): Adjust.
16112 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
16113 symbols for renaming.
16114 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
16115 (PARAM_AVG_ALIASED_VOPS): Likewise.
16116 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
16117 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
16118 * tree-ssa-operands.c: Simplify for new virtual operand representation.
16119 (operand_build_cmp, copy_virtual_operands,
16120 create_ssa_artificial_load_stmt, add_to_addressable_set,
16121 gimple_add_to_addresses_taken): Remove public functions.
16122 (unlink_stmt_vdef): New function.
16124 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16126 * config.gcc (powerpc-*-linux*): Merge variants.
16128 2009-04-02 Chao-ying Fu <fu@mips.com>
16129 James Grosbach <james.grosbach@microchip.com>
16131 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
16132 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
16134 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
16135 keep_interrupts_masked_p, use_debug_exception_return_p.
16136 (mips_attribute_table): Add interrupt, use_shadow_register_set,
16137 keep_interrupts_masked, use_debug_exception_return.
16138 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
16139 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
16141 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
16142 (mips_print_operand): Process COP0 registers to print $0 .. $31
16143 correctly for GAS to process.
16144 (mips_interrupt_extra_call_saved_reg_p): New function.
16145 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
16147 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
16148 (mips_compute_frame_info): Add supports for interrupt context that
16149 includes doubleword accumulators and COP0 registers.
16150 (mips_for_each_saved_acc): New function.
16151 (mips_for_each_saved_gpr_and_fpr): Change the function name from
16152 mips_for_each_saved_reg.
16153 (mips_save_reg): Save accumulators.
16154 (mips_kernel_reg_p): A new for_each_rtx callback.
16155 (mips_expand_prologue): Support interrupt handlers.
16156 (mips_restore_reg): Restore accumulators.
16157 (mips_expand_epilogue): Support interrupt handlers.
16158 (mips_can_use_return_insn): Return false for interrupt handlers.
16159 (mips_epilogue_uses): New function.
16160 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
16161 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
16162 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
16163 cop0_move): New instructions.
16164 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
16165 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
16167 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
16169 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
16170 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
16171 interrupt handlers, we use K0 as the temporary register.
16172 (EPILOGUE_USES): Change to a function call.
16173 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
16174 handlers, we use K0 as the temporary register.
16176 * doc/extend.texi (Function Attributes): Document interrupt,
16177 use_shadow_register_set, keep_interrupts_masked,
16178 use_debug_exception_return for MIPS attributes.
16180 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16182 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
16183 Remove a number of t-files from tmake_file.
16184 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
16185 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
16186 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
16187 target_prototype, not TARGET_PROTOTYPE.
16188 (LINK_OS_GNU_SPEC): Define.
16189 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
16190 and darwin-ldoubdle.c.
16192 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
16195 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
16196 (cpp_options): Ditto.
16197 (default_compilers): Ditto.
16198 (display_help): Ditto.
16199 (process_command): Ditto.
16200 (do_spec_1): Ditto.
16201 (set_input): Use lbasename instead of duplicate code.
16202 (save_temps_prefix): New static for -save-temps=obj.
16203 (save_temps_length): Ditto.
16205 * doc/invoke.texi (-save-temps=obj): Document new variant to
16206 -save-temps switch.
16208 2009-04-02 Jeff Law <law@redhat.com>
16210 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
16213 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16215 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
16216 * configure: Regenerated.
16218 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16220 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
16221 share the argument list.
16223 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16227 2009-02-12 Diego Novillo <dnovillo@google.com>
16229 * varpool.c (debug_varpool): New.
16230 * cgraph.h (debug_varpool): Declare.
16232 2009-04-02 Jan Hubicka <jh@suse.cz>
16234 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
16237 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16239 * config/i386/i386.c (ix86_abi): Move initialization to ...
16240 (override_options): Here.
16242 2009-04-02 Christian Bruel <christian.bruel@st.com>
16244 * config/sh/sh.c (sh_dwarf_register_span): New function.
16245 (TARGET_DWARF_REGISTER_SPAN): Define.
16246 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
16248 2009-04-02 Ira Rosen <irar@il.ibm.com>
16250 PR tree-optimization/39595
16251 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
16252 interleaved loads group is not greater than the SLP group size.
16254 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16256 * builtins.c (is_builtin_name): New.
16257 (called_as_built_in): Use is_builtin_name.
16258 * tree.h (is_builtin_name): New.
16259 * varasm.c (incorporeal_function_p): Use is_builtin_name
16261 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
16263 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
16265 2009-04-02 Dodji Seketeli <dodji@redhat.com>
16268 * c-decl.c (clone_underlying_type): Move this ...
16269 * c-common.c (set_underlying_type): ... here.
16270 Also, make sure the function properly sets TYPE_STUB_DECL() on
16271 the newly created typedef variant type.
16272 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
16273 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
16276 2009-04-02 Richard Guenther <rguenther@suse.de>
16278 PR tree-optimization/37221
16279 * tree-flow.h (degenerate_phi_result): Declare.
16280 * tree-ssa-dom.c (degenerate_phi_result): Export.
16281 * tree-scalar-evolution.c (analyze_initial_condition): If
16282 the initial condition is defined by a degenerate PHI node
16283 use the degenerate value.
16285 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
16287 PR rtl-optimization/39588
16288 * combine.c (merge_outer_ops): Do not set the constant when this
16290 (simplify_shift_const_1): Do not modify it either in this case.
16292 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
16294 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
16295 tuning is deprecated if -mtune value is set to an Itanium1 variant.
16297 2009-04-01 Janis Johnson <janis187@us.ibm.com>
16300 * c-lex.c (interpret_float): Default (no suffix) is double.
16302 2009-04-1 Xinliang David Li <davidxl@google.com>
16304 * config/i386/i386.c (legitimate_constant_p): Recognize
16305 all one vector constant.
16307 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16309 * config/vax/vax.c: Add #includes to silence warnings.
16310 Change #include order to silence two warnings.
16312 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16314 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
16315 (ASM_SPEC): Pass -k to the assembler for PIC code.
16317 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16319 * config.gcc: Add vax-*-linux* to the switch.
16320 * config/vax/linux.h: New file. (TARGET_VERSION,
16321 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
16323 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16325 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
16326 Use predicate macros instead of GET_CODE() == foo.
16327 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
16328 ashlsi3, rotrsi3, <unnamed>): Likewise.
16330 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16332 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
16333 jbbccihi, jbbccisi): Remova trailing whitespace.
16334 * config/vax/constraints.md: Likewise.
16335 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16336 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
16337 * config/vax/predicates.md: Likewise.
16338 * config/vax/vax.c (print_operand_address, vax_output_int_move,
16339 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
16340 * config/vax/vax.h: Likewise.
16341 * config/vax/vax.md (nonlocal_goto): Likewise.
16343 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16345 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
16346 (indirectable_address_p, adjacent_operands_p): Add spaces around
16348 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
16350 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16352 * config/vax/vax.c (legitimate_constant_address_p,
16353 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
16354 index_term_p, reg_plus_index_p, legitimate_address_p,
16355 vax_mode_dependent_address_p): Update comments to match functions
16356 modified by the recent int->bool conversion.
16358 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16360 * config/vax/builtins.md: Update copyright message.
16361 * config/vax/constraints.md: Likewise.
16362 * config/vax/netbsd-elf.h: Likewise.
16363 * config/vax/predicates.md: Likewise.
16364 * config/vax/vax-protos.h: Likewise.
16365 * config/vax/vax.c: Likewise.
16366 * config/vax/vax.h: Likewise.
16367 * config/vax/vax.md: Likewise.
16368 * config/vax/vax.opt: Likewise.
16370 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16372 * config/vax/builtins.md (ffssi2, ffssi2_internal,
16373 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
16374 * config/vax/constraints.md (B, R): Likewise.
16375 * config/vax/predicates.md (external_memory_operand,
16376 nonimmediate_addsub_di_operand): Likewise.
16377 * config/vax/vax.c (vax_output_int_add): Likewise.
16378 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
16379 untyped_call): Likewise.
16381 2009-04-01 Matt Thomas <matt@3am-software.com>
16383 * config/vax/predicates.md: New file.
16384 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
16385 external_const_operand, nonsymbolic_operand, external_memory_operand,
16386 indirect_memory_operand, indexed_memory_operand,
16387 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
16388 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
16390 * config/vax/constraints.md: New file.
16391 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
16393 * config/vax/builtins.md: New file.
16394 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
16395 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
16397 * config/vax/vax.opt (mqmath): Add option.
16398 * config/vax/vax.md (isfx): Extend with DI.
16399 (VAXintQH, VAXintQHSD): Define.
16400 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
16401 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
16402 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
16403 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
16404 (movdi): Update constraints and use vax_output_int_move().
16405 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
16406 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
16407 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
16408 nonlocal_goto): New.
16409 (mov<mode>): Extend accepted operand types.
16410 (subdi3_old): Rename from subdi3, change update constraints and use
16411 a new implementation.
16412 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
16413 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
16414 MOVE_RATIO, CLEAR_RATIO): Define.
16415 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
16416 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
16417 (PRINT_OPERAND): Redefine using a function instead of inlined code.
16418 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
16419 (split_quadword_operands): Make static and really allow variable
16421 (print_operand_address): Update for PIC generation.
16422 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
16423 indexable_address_p, fixup_mathdi_operand,
16424 vax_expand_addsub_di_operands, adjacent_operands_p): New.
16425 (vax_float_literal, legitimate_constant_p,
16426 indirectable_constant_address_p, index_term_p,
16427 reg_plus_index_p): Return bool instead of int.
16428 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
16430 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
16432 (vax_output_conditional_branch): Indent.
16433 (legitimate_constant_address_p, indirectable_constant_address_p,
16434 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
16435 vax_mode_dependent_address_p): Return bool instead of int, update for
16437 * config/vax/vax-protos.h (legitimate_constant_address_p,
16438 legitimate_constant_p, legitimate_address_p,
16439 vax_mode_dependent_address_p): Change declaration to bool.
16440 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
16441 vax_expand_addsub_di_operands, vax_output_int_subtract,
16442 vax_output_movmemsi): Declare.
16443 (split_quadword_operands, vax_float_literal): Delete declaration.
16444 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
16445 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
16446 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
16447 ASM_OUTPUT_DWARF_PCREL): Define.
16448 (ASM_SPEC): Change definition to allow PIC generation.
16450 2009-04-01 Steve Ellcey <sje@cup.hp.com>
16452 * doc/sourcebuild.texi: Update front-end requirements.
16454 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16457 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
16458 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
16459 (booldi3_internal3): Use boolean_or_operator instead of
16462 2009-04-01 Joseph Myers <joseph@codesourcery.com>
16465 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
16466 declarator whose size is not an integer constant expression but
16467 folds to an integer constant, then treat it as a constant
16470 2009-04-01 Richard Guenther <rguenther@suse.de>
16472 * fold-const.c (fold_plusminus_mult_expr): Do not fold
16473 i * 4 + 2 to (i * 2 + 1) * 2.
16475 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16478 * c-parser.c (c_parser_asm_statement): Skip until close paren and
16479 return if c_parser_asm_string_literal returned NULL.
16481 2009-04-01 Nick Clifton <nickc@redhat.com>
16483 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
16485 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
16486 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
16487 other typedefs to avoid conflicts with libgcc2.c. Define labels
16488 to gain 16-bit bit-manipulation functions from libgcc2.c and then
16490 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
16491 to gain 16-bit trapping arithmetic functions from libgcc2.c and
16494 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
16496 * varasm.c (default_function_rodata_section): Declare DOT as
16499 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
16500 Andrey Galkin <agalkin@hypercom.com>
16503 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
16504 Make object_name unique for each process.
16506 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16509 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
16510 addressable variables in the parallel that could go out of scope while
16511 running queued tasks.
16513 2009-04-01 Anatoly Sokolov <aesok@post.ru>
16515 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
16516 (CASE_VALUES_THRESHOLD): Redefine.
16517 * config/avr/avr.c (avr_override_options): Remove initialization of
16518 avr_case_values_threshold variable.
16519 (avr_case_values_threshold): Remove variable. Add new function.
16520 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
16521 * config/avr/avr.opt (mno-tablejump): Remove option.
16522 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
16524 2009-04-01 DJ Delorie <dj@redhat.com>
16526 * varasm.c (default_function_rodata_section): Don't assume
16527 anything about where the first '.' in the section name is.
16529 2009-04-01 Alan Modra <amodra@bigpond.net.au>
16531 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
16532 rs6000_emit_stack_tie.
16534 2009-03-31 Ian Lance Taylor <iant@google.com>
16536 * tree-eh.c (tree_remove_unreachable_handlers): Compare
16537 gimple_code with GIMPLE_RESX, not RESX.
16539 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16541 * c-common.c (c_get_ident): New.
16542 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
16544 2009-04-01 Ben Elliston <bje@au.ibm.com>
16546 * config/rs6000/sysv4.opt (msdata): Improve option description.
16548 2009-03-31 Steve Ellcey <sje@cup.hp.com>
16550 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
16551 (divdf3_internal_lat): Remove.
16552 (divxf3_internal_lat): Remove.
16553 (divxf3_internal_thr): Remove.
16554 (divxf): Use divxf3_internal.
16555 * config/ia64/div.md (divsf3_internal_lat): New.
16556 (divdf3_internal_lat): New.
16557 (divxf3_internal): New.
16559 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16562 * Makefile.in (USE_GCC_STDINT): Define.
16563 (stmp-int-hdrs): Install stdint.h if applicable.
16564 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
16566 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
16567 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
16568 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16569 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16570 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16571 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16572 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16573 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16574 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16575 (c_common_nodes_and_builtins): Initialize
16576 underlying_wchar_type_node. Do not initialize
16577 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
16578 nodes for new types.
16579 (c_stddef_cpp_builtins): Define macros for new types.
16580 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
16582 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
16583 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
16584 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
16585 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
16586 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
16587 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
16588 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
16589 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
16590 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
16591 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
16592 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
16593 int16_type_node, int32_type_node, int64_type_node,
16594 uint8_type_node, uint16_type_node, c_uint32_type_node,
16595 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
16596 int_least32_type_node, int_least64_type_node,
16597 uint_least8_type_node, uint_least16_type_node,
16598 uint_least32_type_node, uint_least64_type_node,
16599 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
16600 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
16601 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
16602 uintptr_type_node): Define.
16603 * c-cppbuiltin.c (builtin_define_constants,
16604 builtin_define_type_minmax): New.
16605 (builtin_define_stdint_macros): Define more macros.
16606 (c_cpp_builtins): Define more limit macros.
16607 (type_suffix): New.
16608 (builtin_define_type_max): Define in terms of
16609 builtin_define_type_minmax. Remove is_long parameter. All
16611 * config.gcc (use_gcc_stdint): Define.
16612 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
16613 Add newlib-stdint.h for generic targets.
16614 * config/glibc-stdint.h, config/newlib-stdint.h,
16615 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
16616 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
16617 * config/score/score.h (UINTPTR_TYPE): Define.
16618 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16619 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16620 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16621 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16622 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16623 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16624 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16625 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16626 * config/spu/spu.h (STDINT_LONG32): Define.
16627 * configure.ac (use_gcc_stdint): Substitute.
16628 * configure: Regenerate.
16629 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
16630 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
16631 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
16632 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
16633 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
16634 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
16635 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
16636 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
16637 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
16638 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
16639 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
16640 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
16641 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
16642 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
16643 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
16644 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
16645 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
16646 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
16647 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
16648 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
16649 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
16650 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
16651 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16652 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16653 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16654 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16655 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16656 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16657 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
16659 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
16661 * loop-iv.c (suitable_set_for_replacement): Renamed from
16662 simplify_using_assignment; changed to return bool and to accept new
16663 args DEST and SRC. Return true iff we find a source/destination pair
16664 that can be used to make a replacement, and fill SRC and DEST if so.
16665 Remove arg ALTERED. Don't deal with altered regs here. All callers
16667 (simplify_using_initial_values): Deal with altered regs here and track
16668 more precisely the effect they have on the validity of our expression.
16670 * loop-iv.c (simplify_using_condition): A condition of the form
16671 (EQ REG CONST) can be used to simply make a substitution.
16672 (simplify_using_initial_values): Keep track of conditions we have seen
16673 and keep using them to simplify new expressions, while applying the
16674 same substitutions to them as to the expression.
16676 * simplify-rtx.c (simplify_relational_operation_1): Simplify
16677 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
16680 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
16681 changed. Use this when trying to improve the upper bound.
16682 Generate the comparison by using simplify_gen_relational.
16684 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
16686 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
16688 (simplify_using_assignment, simplify_using_initial_values): Call
16689 replace_in_expr to make replacements. Call replace_single_def_regs
16690 once on the initial version of the expression.
16692 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16695 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
16697 2009-03-31 Richard Guenther <rguenther@suse.de>
16699 PR middle-end/31029
16700 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
16701 equality comparisons. Fold C - X CMP X if C % 2 == 1.
16703 2009-03-31 Richard Guenther <rguenther@suse.de>
16705 * tree.h (div_if_zero_remainder): Declare.
16706 * fold-const.c (div_if_zero_remainder): Export.
16707 * tree-ssa-forwprop.c
16708 (forward_propagate_addr_into_variable_array_index): Handle
16709 constant array index addition outside of the variable index.
16711 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16714 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
16715 define_splits, floatunssi<mode>2): Require x87 conversions from
16716 DImode to be permitted.
16718 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16720 PR preprocessor/15638
16721 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
16723 2009-03-31 Richard Guenther <rguenther@suse.de>
16725 PR middle-end/23401
16726 PR middle-end/27810
16727 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
16728 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
16729 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
16730 a separate statement.
16731 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
16732 (lookup_tmp_var): Likewise.
16733 (is_gimple_formal_tmp_or_call_rhs): Remove.
16734 (is_gimple_reg_or_call_rhs): Rename to ...
16735 (is_gimple_reg_rhs_or_call): ... this.
16736 (is_gimple_mem_or_call_rhs): Rename to ...
16737 (is_gimple_mem_rhs_or_call): ... this.
16738 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
16739 DECL_GIMPLE_REG_P only if is_formal is true.
16740 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
16741 for non-proper post-modify expression gimplification.
16742 (gimplify_self_mod_expr): For post-modify expressions gimplify
16743 the lvalue to a minimal lvalue.
16744 (rhs_predicate_for): Remove formal temp case.
16745 (gimplify_modify_expr_rhs): Likewise.
16746 (gimplify_addr_expr): Use is_gimple_reg.
16747 (gimplify_expr): Remove formal temp cases.
16748 (gimple_regimplify_operands): Likewise.
16749 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
16750 and FILTER_EXPR like constants.
16751 * gimple.c (walk_gimple_op): Fix val_only initialization, use
16753 (is_gimple_formal_tmp_rhs): Remove.
16754 (is_gimple_reg_rhs): Remove special casing.
16755 (is_gimple_mem_rhs): Fix.
16756 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
16757 (is_gimple_formal_tmp_var): Remove.
16758 (is_gimple_formal_tmp_reg): Likewise.
16759 (is_gimple_min_lval): Allow invariant component ref parts.
16760 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
16761 is_gimple_formal_tmp_reg): Remove declarations.
16762 * tree-cfg.c (verify_expr): Verify that variables with address
16763 taken do not have DECL_GIMPLE_REG_P set.
16764 * tree-mudflap.c (mf_build_check_statement_for): Use
16765 force_gimple_operand instead of gimplify_expr.
16767 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
16769 * modulo-sched.c (sms_schedule_by_order): Pass the actual
16770 schedulable rows to compute_split_row.
16772 2009-03-31 Ben Elliston <bje@au.ibm.com>
16775 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
16778 2009-03-31 Alan Modra <amodra@bigpond.net.au>
16780 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
16781 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
16782 * configure: Regenerate.
16783 * config.in: Regenerate.
16784 * config/rs6000/rs6000.opt (mtls-markers): Add.
16785 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
16786 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
16787 (tls_ld_aix, tls_ld_sysv): Likewise.
16788 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
16789 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
16791 2009-03-31 Alan Modra <amodra@bigpond.net.au>
16793 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
16795 2009-03-30 Jan Hubicka <jh@suse.cz>
16797 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
16799 (tree_remove_unreachable_handlers): Cleanup EH predecestor
16800 detection and label handling.
16802 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
16804 * ira-int.h (ira_allocno): Rename left_conflicts_num to
16805 left_conflicts_size.
16806 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
16807 ALLOCNO_LEFT_CONFLICTS_SIZE.
16809 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
16810 remove_allocno_from_bucket_and_push,
16811 allocno_spill_priority_compare, push_allocnos_to_stack,
16812 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
16813 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
16814 (setup_allocno_left_conflicts_num): Ditto. Rename to
16815 setup_allocno_left_conflicts_size.
16816 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
16817 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
16818 setup_allocno_left_conflicts_size instead of
16819 setup_allocno_left_conflicts_num.
16821 * ira-build.c (ira_create_allocno): Use
16822 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
16823 ALLOCNO_LEFT_CONFLICTS_NUM.
16825 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
16827 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
16828 instead of DF_LR_OUT.
16830 * ira-lives.c (process_bb_node_lives): Ditto.
16832 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
16833 instead of DF_LR_{OUT,IN}.
16835 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
16837 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
16839 2009-03-30 Jan Hubicka <jh@suse.cz>
16841 * except.c (label_to_region_map): Fix thinko.
16843 2009-03-30 Steve Ellcey <sje@cup.hp.com>
16845 PR middle-end/38237
16846 * tree.h (tree_find_value): New declaration.
16847 * tree.c (tree_find_value): New function.
16848 * varasm.c (assemble_external): Avoid duplicate entries on lists.
16850 2009-03-30 Jakub Jelinek <jakub@redhat.com>
16853 * c-decl.c (struct c_binding): Add locus field.
16854 (bind): Add locus argument, set locus field from it.
16855 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
16856 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
16857 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
16858 implicitly_declare, undeclared_variable, lookup_label,
16859 declare_label, c_make_fname_decl, c_builtin_function,
16860 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
16863 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
16866 * config/i386/i386.c (classify_argument): Check total size of
16869 2009-03-30 Martin Jambor <mjambor@suse.cz>
16871 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
16872 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
16873 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
16876 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
16877 seen_variable_array_ref while also traversing a union.
16879 * tree-inline.c (optimize_inline_calls): Do not call
16880 cgraph_node_remove_callees.
16881 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
16882 (pass_remove_cgraph_callee_edges): New variable.
16883 * passes.c (init_optimization_passes): Add
16884 pass_remove_cgraph_callee_edges after early inlining and before all
16885 late intraprocedural passes.
16887 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
16889 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16891 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
16892 Fix typos in names.
16894 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16896 * combine.c (simplify_comparison): Use have_insn_for.
16897 * dojump.c (do_jump): Likewise.
16899 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16901 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
16902 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
16903 sparc_compare_op0 like sparc_compare_emitted used to be handled.
16904 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
16905 instead of sparc_compare_emitted.
16906 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
16907 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
16908 instead of sparc_compare_emitted.
16910 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16912 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
16913 enter/exit cfglayout mode.
16914 (pass_partition_block): Require it.
16915 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
16916 (combine_instructions): Track basic blocks instead of labels.
16917 (update_cfg_for_uncondjump): New.
16918 (try_combine): Use it. Update jumps after rescanning.
16919 (pass_combine): Require PROP_cfglayout.
16920 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
16922 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16924 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
16925 Provide/destroy PROP_cfglayout respectively.
16926 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
16927 * tree-pass.h (PROP_cfglayout): New.
16929 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16931 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
16932 fold_convert_const_fixed_from_fixed,
16933 fold_convert_const_fixed_from_int,
16934 fold_convert_const_fixed_from_real, fold_negate_const): Do not
16935 set TREE_CONSTANT_OVERFLOW.
16936 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
16937 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
16939 2009-03-30 Ira Rosen <irar@il.ibm.com>
16941 * tree-vect-loop-manip.c: New file.
16942 * tree-vectorizer.c: Update documentation and included files.
16943 (vect_loop_location): Make extern.
16944 (rename_use_op): Move to tree-vect-loop-manip.c
16945 (rename_variables_in_bb, rename_variables_in_loop,
16946 slpeel_update_phis_for_duplicate_loop,
16947 slpeel_update_phi_nodes_for_guard1,
16948 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
16949 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
16950 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
16951 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
16952 find_loop_location): Likewise.
16953 (new_stmt_vec_info): Move to tree-vect-stmts.c.
16954 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
16955 get_vectype_for_scalar_type, vect_is_simple_use,
16956 supportable_widening_operation, supportable_narrowing_operation):
16958 (bb_in_loop_p): Move to tree-vect-loop.c.
16959 (new_loop_vec_info, destroy_loop_vec_info,
16960 reduction_code_for_scalar_code, report_vect_op,
16961 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
16962 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
16963 (vect_supportable_dr_alignment): Likewise.
16964 * tree-vectorizer.h (tree-data-ref.h): Include.
16965 (vect_loop_location): Declare.
16966 Reorganize function declarations according to the new file structure.
16967 * tree-vect-loop.c: New file.
16968 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
16969 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
16970 * tree-vect-data-refs.c: New file.
16971 * tree-vect-patterns.c (timevar.h): Don't include.
16972 * tree-vect-stmts.c: New file.
16973 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
16974 tree-vect-slp.c, tree-vect-loop.c.
16975 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
16976 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
16977 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
16978 (tree-vect-analyze.o): Remove.
16979 (tree-vect-transform.o): Likewise.
16980 (tree-vect-data-refs.o): Add rule.
16981 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
16982 tree-vect-slp.o): Likewise.
16983 (tree-vect-patterns.o): Remove redundant dependencies.
16984 (tree-vectorizer.o): Likewise.
16985 * tree-vect-slp.c: New file.
16987 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16989 * optc-gen.awk: Warn if an option flag has multiple different
16992 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
16994 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
16995 -floop-block): Document dependences on PPL, CLooG and Graphite.
16997 2009-03-30 Joseph Myers <joseph@codesourcery.com>
16999 PR rtl-optimization/323
17000 * c-common.c (c_fully_fold, convert_and_check,
17001 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
17002 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
17003 * c-common.def (EXCESS_PRECISION_EXPR): New.
17004 * c-cppbuiltin.c (builtin_define_float_constants): Define
17005 constants with enough digits for long double.
17006 * c-lex.c (interpret_float): Interpret constant with excess
17007 precision where appropriate.
17008 * c-opts.c (c_common_post_options): Set
17009 flag_excess_precision_cmdline. Give an error for
17010 -fexcess-precision=standard for C++ for processors where the
17011 option is significant.
17012 * c-parser.c (c_parser_conditional_expression): Handle excess
17013 precision in condition.
17014 * c-typeck.c (convert_arguments): Handle arguments with excess
17016 (build_unary_op): Move excess precision outside operation.
17017 (build_conditional_expr): Likewise.
17018 (build_compound_expr): Likewise.
17019 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
17020 (build_modify_expr): Handle excess precision in RHS.
17021 (convert_for_assignment): Handle excess precision in converted
17023 (digest_init, output_init_element, process_init_element): Handle
17024 excess precision in initializer.
17025 (c_finish_return): Handle excess precision in return value.
17026 (build_binary_op): Handle excess precision in operands and add
17027 excess precision as needed for operation.
17028 * common.opt (-fexcess-precision=): New option.
17029 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
17030 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
17031 For standard excess precision, output explicit conversion to and
17032 truncation from XFmode.
17033 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
17034 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
17035 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
17036 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
17037 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
17038 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
17039 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
17040 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
17041 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
17042 define_splits, sqrt<mode>2): Disable where appropriate for
17043 standard excess precision.
17044 * convert.c (convert_to_real): Do not shorten arithmetic to type
17045 for which excess precision would be used.
17046 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
17047 * doc/invoke.texi (-fexcess-precision=): Document option.
17048 (-mfpmath=): Correct index entry.
17049 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
17050 flag_excess_precision): New.
17051 * langhooks.c (lhd_post_options): Set
17052 flag_excess_precision_cmdline.
17053 * opts.c (common_handle_option): Handle -fexcess-precision=.
17054 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
17055 init_excess_precision): New.
17056 (lang_dependent_init_target): Call init_excess_precision.
17057 * tree.c (excess_precision_type): New.
17058 * tree.h (excess_precision_type): Declare.
17060 2009-03-30 Joseph Myers <joseph@codesourcery.com>
17063 * c-typeck.c (build_component_ref): Do not copy qualifiers from
17064 non-lvalue to component.
17066 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17068 PR preprocessor/34695
17069 * Makefile.in (c-opts.o): Depend on c-tree.h.
17070 * c-common.c: Move down include of diagnostic.h.
17071 (done_lexing, c_cpp_error): New.
17072 * c-common.h (done_lexing): Declare.
17073 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
17075 * c-opts.c: Include c-tree.h.
17076 (c_common_init_options): Set preprocessor error callback.
17077 (c_common_handle_option): Do not set preprocessor
17078 inhibit_warnings, warnings_are_errors, warn_system_headers,
17079 pedantic_errors or inhibit_warnings flags.
17080 (c_common_post_options): Do not check cpp_errors (parse_in).
17081 (c_common_finish): Do not output dependencies if there were
17082 errors. Do not check return value of cpp_finish.
17083 * c-ppoutput.c (pp_file_change): Set input_location.
17084 * c-tree.h (c_cpp_error): Declare.
17085 * diagnostic.c (diagnostic_set_info_translated): Also initialize
17087 (diagnostic_build_prefix): Check override_column.
17088 * diagnostic.h (diagnostic_info): Add override_column field.
17089 (diagnostic_override_column): Define.
17091 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
17093 * c-common.c (c_expand_expr, c_staticp): Remove.
17094 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
17095 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
17096 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
17097 * c-gimplify.c (gimplify_compound_literal_expr,
17098 optimize_compound_literals_in_ctor): Remove.
17099 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
17100 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
17101 * c-semantics.c (emit_local_var): Remove.
17103 * langhooks-def.h (lhd_expand_expr): Remove.
17104 * langhooks.c (lhd_expand_expr): Remove.
17105 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
17107 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
17108 handling from c-semantics.c; don't call into langhook.
17109 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
17110 * gimplify.c (gimplify_compound_literal_expr,
17111 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
17112 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
17113 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
17114 as was done in c-gimplify.c.
17115 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
17116 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
17117 Move from c-common.h.
17118 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
17120 * tree.c (staticp): Do not call langhook.
17121 * langhooks.c (lhd_staticp): Delete.
17122 * langhooks-def.h (lhd_staticp): Delete prototype.
17123 (LANG_HOOKS_STATICP): Delete.
17124 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
17126 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
17127 instead of DECL_STMTs.
17129 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17137 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
17139 (fold_call_expr): Return a NOP_EXPR from folding rather than the
17140 contained expression.
17141 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
17142 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
17143 conditional expressions for C.
17144 (decl_constant_value_for_optimization): Move from
17145 decl_constant_value_for_broken_optimization in c-typeck.c. Check
17146 whether optimizing and that the expression is a VAR_DECL not of
17147 array type instead of doing such checks in the caller. Do not
17148 check pedantic. Call gcc_unreachable for C++.
17149 * c-common.def (C_MAYBE_CONST_EXPR): New.
17150 * c-common.h (c_fully_fold, c_save_expr,
17151 decl_constant_value_for_optimization): New prototypes.
17152 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
17153 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
17154 EXPR_INT_CONST_OPERANDS): Define.
17155 * c-convert.c (convert): Strip nops from expression.
17156 * c-decl.c (groktypename): Take extra parameters expr and
17157 expr_const_operands. Update call to grokdeclarator.
17158 (start_decl): Update call to grokdeclarator. Add statement for
17159 expressions used in type of decl.
17160 (grokparm): Update call to grokdeclarator.
17161 (push_parm_decl): Update call to grokdeclarator.
17162 (build_compound_literal): Add parameter non_const and build a
17163 C_MAYBE_COSNT_EXPR if applicable.
17164 (grokdeclarator): Take extra parameters expr and
17165 expr_const_operands. Track expressions used in declaration
17166 specifiers and declarators. Fold array sizes and track whether
17167 they are constant expressions and whether they are integer
17168 constant expressions.
17169 (parser_xref_tag): Set expr and expr_const_operands fields in
17171 (grokfield): Update call to grokdeclarator.
17172 (start_function): Update call to grokdeclarator.
17173 (build_null_declspecs): Set expr and expr_const_operands fields in
17175 (declspecs_add_type): Handle expressions in typeof specifiers.
17176 * c-parser.c (c_parser_declspecs): Set expr and
17177 expr_const_operands fields for declaration specifiers.
17178 (c_parser_enum_specifier): Likewise.
17179 (c_parser_struct_or_union_specifier): Likewise.
17180 (c_parser_typeof_specifier): Likewise. Update call to
17181 groktypename. Fold expression as needed. Return expressions with
17182 type instead of adding statements.
17183 (c_parser_attributes): Update calls to c_parser_expr_list.
17184 (c_parser_statement_after_labels): Fold expression before passing
17185 to objc_build_throw_stmt.
17186 (c_parser_condition): Fold expression.
17187 (c_parser_asm_operands): Fold expression.
17188 (c_parser_conditional_expression): Use c_save_expr. Update call
17189 to build_conditional_expr.
17190 (c_parser_alignof_expression): Update call to groktypename.
17191 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
17192 original_code. Fold expression argument of va_arg. Create
17193 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
17194 argument to va_arg. Update calls to groktypename. Fold array
17195 index for offsetof. Verify that first argument to
17196 __builtin_choose_expr has integer type.
17197 (c_parser_postfix_expression_after_paren_type): Update calls to
17198 groktypename and build_compound_literal. Handle expressions with
17199 side effects in type name.
17200 (c_parser_postfix_expression_after_primary): Update call to
17201 c_parser_expr_list. Set original_code for calls to
17202 __builtin_constant_p.
17203 (c_parser_expr_list): Take extra parameter fold_p. Fold
17204 expressions if requested.
17205 (c_parser_objc_type_name): Update call to groktypename.
17206 (c_parser_objc_synchronized_statement): Fold expression.
17207 (c_parser_objc_receiver): Fold expression.
17208 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
17209 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
17210 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
17211 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
17212 (struct c_typespec): Add elements expr and expr_const_operands.
17213 (struct c_declspecs): Add elements expr and expr_const_operands.
17214 (groktypename, build_conditional_expr, build_compound_literal):
17216 (in_late_binary_op): Declare.
17217 * c-typeck.c (note_integer_operands): New function.
17218 (in_late_binary_op): New variable.
17219 (decl_constant_value_for_broken_optimization): Move to c-common.c
17220 and rename to decl_constant_value_for_optimization.
17221 (default_function_array_conversion): Do not strip nops.
17222 (default_conversion): Do not call
17223 decl_constant_value_for_broken_optimization.
17224 (build_array_ref): Do not fold result.
17225 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
17226 result when operand is a VLA.
17227 (c_expr_sizeof_type): Update call to groktypename. Handle
17228 expressions included in type name. Use C_MAYBE_CONST_EXPR for
17229 result when operand names a VLA type.
17230 (build_function_call): Update call to build_compound_literal.
17231 Only fold result for calls to __builtin_* functions. Strip
17232 NOP_EXPR from INTEGER_CST returned from such functions. Fold
17233 the function designator.
17234 (convert_arguments): Fold arguments. Update call to
17235 convert_for_assignment.
17236 (build_unary_op): Handle increment and decrement of
17237 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
17238 decrement earlier. Fold operand of increment and decrement.
17239 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
17240 built for integer operand. Wrap returns that are INTEGER_CSTs
17241 without being integer constant expressions or that have integer
17242 constant operands without being INTEGER_CSTs.
17243 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
17244 (build_conditional_expr): Add operand ifexp_bcp. Track whether
17245 result is an integer constant expression or can be used in
17246 unevaluated parts of one and avoid folding and wrap as
17247 appropriate. Fold operands before possibly doing -Wsign-compare
17249 (build_compound_expr): Wrap result for C99 if operands can be used
17250 in integer constant expressions.
17251 (build_c_cast): Update call to digest_init. Do not ignore
17252 overflow from casting floating-point constants to integers. Wrap
17253 results that could be confused with integer constant expressions,
17254 null pointer constants or floating-point constants.
17255 (c_cast_expr): Update call to groktypename. Handle expressions
17256 included in type name.
17257 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
17258 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
17259 Update calls to convert_for_assignment.
17260 (convert_for_assignment): Take new parameter
17261 null_pointer_constant. Do not strip nops or call
17262 decl_constant_value_for_broken_optimization. Set
17263 in_late_binary_op for conversions to boolean.
17264 (store_init_value): Update call to digest_init.
17265 (digest_init): Take new parameter null_pointer_constant. Do not
17266 call decl_constant_value_for_broken_optimization. pedwarn for
17267 initializers not constant expressions. Update calls to
17268 convert_for_assignment.
17269 (constructor_nonconst): New.
17270 (struct constructor_stack): Add nonconst element.
17271 (really_start_incremental_init, push_init_level, pop_init_level):
17272 Handle constructor_nonconst and nonconst element.
17273 (set_init_index): Call constant_expression_warning for array
17275 (output_init_element): Fold value. Set constructor_nonconst as
17276 applicable. pedwarn for initializers not constant expressions.
17277 Update call to digest_init. Call constant_expression_warning
17278 where constant initializers are required.
17279 (process_init_element): Use c_save_expr.
17280 (c_finish_goto_ptr): Fold expression.
17281 (c_finish_return): Fold return value. Update call to
17282 convert_for_assignment.
17283 (c_start_case): Fold switch expression.
17284 (c_process_expr_stmt): Fold expression.
17285 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
17286 ensure statement expression is not evaluated in constant expression.
17287 (build_binary_op): Track whether results are integer constant
17288 expressions or may occur in such, disable folding and wrap results
17289 as applicable. Fold operands for -Wsign-compare warnings unless
17291 (c_objc_common_truthvalue_conversion): Handle results folded to
17292 integer constants that are not integer constant expressions.
17293 * doc/extend.texi: Document when typeof operands are evaluated,
17294 that condition of __builtin_choose_expr is an integer constant
17295 expression, and more about use of __builtin_constant_p in
17298 2009-03-29 Richard Guenther <rguenther@suse.de>
17300 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
17301 propagate addresses of array references.
17303 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
17305 * regmove.c (perhaps_ends_bb_p): Remove.
17306 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
17307 from INSN and check that the main loop stays within that basic block.
17308 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
17309 (regmove_forward_pass): Split out from regmove_optimize. Use
17310 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
17311 (regmove_backward_pass): Split out from regmove_optimize. Use
17312 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
17313 (regmove_optimize): Simplify.
17315 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17318 * config/i386/i386.c (classify_argument): Ignore flexible array
17319 member in struct and warn ABI change.
17321 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17323 * config/i386/i386-protos.h (ix86_agi_dependent): New.
17325 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
17326 (ix86_adjust_cost): Updated.
17328 2009-03-29 Jan Hubicka <jh@suse.cz>
17330 PR middle-end/28850
17331 * tree-pass.h (pass_cleanup_eh): New function.
17332 (remove_unreachable_regions): Break code handling RTL
17333 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
17334 that can not be reached by runtime.
17335 (can_be_reached_by_runtime): New function.
17336 (label_to_region_map): New function.
17337 (num_eh_regions): New function.
17338 (rtl_remove_unreachable_regions): New function.
17339 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
17340 (remove_eh_region): New function.
17341 * except.h: Include sbitmap and vecprim.
17342 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
17343 num_eh_regions): Declare.
17344 * passes.c (init_optimization_passes): Schedule cleanup_eh.
17345 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
17346 * tree-eh.c (tree_remove_unreachable_handlers): New function.
17347 (tree_empty_eh_handler_p): New function.
17348 (cleanup_empty_eh): New function.
17349 (cleanup_eh): New function.
17350 (pass_cleanup_eh): New function.
17352 2009-03-29 Jan Hubicka <jh@suse.cz>
17354 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
17355 for removed regions.
17357 2009-03-29 Jan Hubicka <jh@suse.cz>
17359 * except.c (dump_eh_tree): Dump all datastructures.
17361 2009-03-29 Jan Hubicka <jh@suse.cz>
17363 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
17364 (duplicate_eh_regions_1): Likewise.
17365 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
17366 vector; call EH verification.
17367 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17368 Be ready for region being removed.
17370 2009-03-29 Jan Hubicka <jh@suse.cz>
17372 * bitmap.c (bitmap_last_set_bit): New function.
17373 * bitmap.h (bitmap_last_set_bit): Declare.
17375 2009-03-29 David Ayers <ayers@fsfe.org>
17378 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
17379 by calling objc_compare_types and surpress warnings about
17380 incompatible C pointers that are compatible ObjC pointers.
17382 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
17384 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
17385 call initialize_inline_failed.
17386 (initialize_inline_failed): Move it from here ...
17387 * cgraph.c (initialize_inline_failed): ... to here.
17388 (cgraph_create_edge): Call initialize_inline_failed rather than
17389 setting inline_failed directly.
17391 2009-03-29 Ben Elliston <bje@au.ibm.com>
17394 * sysv4.opt (msdata): Improve comment.
17395 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
17396 * sysv4.h (SVR4_ASM_SPEC): Likewise.
17398 2009-03-29 Ben Elliston <bje@au.ibm.com>
17401 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
17402 load and store attributes.
17404 2009-03-29 Ben Elliston <bje@au.ibm.com>
17406 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
17407 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
17408 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
17409 * doc/extend.texi (X86 Built-in Functions): Add index entries for
17410 __builtin_infq and __builtin_huge_valq.
17412 2009-03-28 Anatoly Sokolov <aesok@post.ru>
17414 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
17416 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17417 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
17419 2009-03-28 Xinliang David Li <davidxl@google.com>
17421 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
17422 (do_dbg_cnt): New function.
17424 2009-03-28 Jan Hubicka <jh@suse.cz>
17426 Merge from pretty-ipa:
17428 2009-03-27 Jan Hubicka <jh@suse.cz>
17430 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17431 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
17432 * passes.c (function_called_by_processed_nodes_p): New.
17433 * ipa-pure-const.c (check_call): Fix handling of operands.
17434 (analyze_function): Dump debug output for skipped bodies.
17435 (local_pure_const): Use function_called_by_processed_nodes_p.
17436 * dwarf2out.c (reference_to_unused): Use output.
17437 * passes.c (do_per_function_toporder): Likewise.
17439 2008-11-12 Jan Hubicka <jh@suse.cz>
17441 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
17442 * ipa-pure-const.c (funct_state_d): Add can throw field; make
17443 state_set_in_source enum
17444 (check_decl): Ignore memory tags; do not set fake looping flags;
17446 (check_operand, check_tree, check_rhs_var, check_lhs_var,
17447 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
17448 (check_call, analyze_function): Rewrite.
17450 (add_new_function): Update call of analyze_function.
17451 (generate_summary): Add call of analyze_function.
17452 (propagate): Propagate can_throw; handle state_set_in_source correctly.
17453 (local_pure_const): New function.
17454 (pass_local_pure_const): New pass.
17455 * ipa-inline.c (inline_transform): Set after_inlining.
17456 * tree-eh.c (stmt_can_throw_external): New.
17457 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
17458 work with aliasing built.
17459 * tree-flow.h (stmt_can_throw_external): New.
17460 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
17461 and local pure/const pass in early and late optimization queue.
17463 2009-03-28 Martin Jambor <mjambor@suse.cz>
17465 * fold-const.c (get_pointer_modulus_and_residue): New parameter
17467 (fold_binary): Allow function decl aligment consideration is the
17468 second argument is integer constant one.
17469 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
17470 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
17471 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
17473 2009-03-28 Jan Hubicka <jh@suse.cz>
17475 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
17476 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
17477 * function.h (rtl_data): Add nothrow flag.
17478 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
17479 set DECL_NOTHROW for AVAILABLE functions.
17481 2009-03-28 Jakub Jelinek <jakub@redhat.com>
17483 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
17484 following vector keyword has expansion starting with pixel or bool
17485 keyword, expand vector to __vector and pixel or bool to __pixel or
17489 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
17490 warn_if_disallowed_function_p): Removed.
17491 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
17492 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
17493 warning_if_disallowed_function_p.
17494 * flags.h (warn_if_disallowed_function_p,
17495 warn_disallowed_functions): Removed.
17496 * common.opt (Wdisallowed-function-list=): Removed.
17497 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
17499 2009-03-28 Richard Guenther <rguenther@suse.de>
17501 PR tree-optimization/38723
17502 * tree-ssa-pre.c (compute_avail): Add all default definitions to
17505 2009-03-28 Jan Hubicka <jh@suse.cz>
17507 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
17508 test introduced by my previous patch.
17510 2009-03-28 Richard Guenther <rguenther@suse.de>
17512 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
17513 the PHIs value undefined.
17515 2009-03-28 Jan Hubicka <jh@suse.cz>
17517 * tree-pass.h (pass_fixup_cfg): New pass.
17518 * ipa-inline.c (inline_transform): Set
17519 always_inline_functions_inlined/after_inlining.
17520 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
17521 (pass_fixup_cfg): New pass.
17522 * passes.c (init_optimization_passes): Add fixup_cfg.
17524 2009-03-28 Richard Guenther <rguenther@suse.de>
17526 PR tree-optimization/38458
17527 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
17528 argument use the arguments copy-of value.
17530 2009-03-28 Richard Guenther <rguenther@suse.de>
17532 PR tree-optimization/38180
17533 * tree-ssa-ccp.c (get_default_value): Simplify.
17534 (likely_value): Likewise.
17535 (surely_varying_stmt_p): Properly handle VOP case.
17536 (ccp_initialize): Likewise.
17537 (ccp_fold): Handle propagating through *&.
17538 (fold_const_aggregate_ref): Also handle decls.
17540 2009-03-28 Jan Hubicka <jh@suse.cz>
17542 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17543 * cgraph.h (cgraph_node): Likewise.
17544 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
17545 (cgraph_reset_node): Use process flag.
17546 (cgraph_mark_functions_to_output): Likewise.
17547 (cgraph_expand_function): Likewise.
17548 (cgraph_expand_all_functions): Likewise.
17549 (cgraph_output_in_order): Likewise.
17550 * dwarf2out.c (reference_to_unused): Likewise.
17551 * passes.c do_per_function_toporder): Likewise.
17553 2009-03-28 Jan Hubicka <jh@suse.cz>
17555 Bring from lto-branch:
17557 2008-09-03 Doug Kwan <dougkwan@google.com>
17559 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
17560 enums instead of reason strings.
17561 * cgraph.c (cgraph_create_edge): Same.
17562 (cgraph_inline_failed_string): New function.
17563 * cgraph.h (cgraph_inline_failed_t): New enum type.
17564 (cgraph_inline_failed_string): New prototype.
17565 (struct cgraph_edge): Change type of INLINED_FAILED from constant
17566 char pointer to cgraph_inline_failed_t.
17567 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
17568 (cgraph_default_inline_p): Ditto.
17569 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
17570 to cgraph_inline_failed_t pointer.
17571 * cif-code.def: New file.
17572 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
17574 (cgraph_check_inline_limits): Change type of REASON to pointer to
17575 cgraph_inline_failed_t. Replace reason strings with enums.
17576 (cgraph_default_inline_p): Ditto.
17577 (cgraph_recursive_inlining_p): Ditto.
17578 (update_caller_keys): Change type of FAILED_REASON to
17579 cgraph_inline_failed_t.
17580 (cgraph_set_inline_failed): Change type of REASON to pointer to
17581 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
17582 convert enums to strings for text output.
17583 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
17584 to be of type cgraph_inline_failed_t. Replace reason strings with
17585 enums. Call cgraph_inline_failed_string to covert enums
17586 to strings for text output.
17587 (cgraph_decide_inlining): Replace reason strings with enums.
17588 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
17589 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
17591 * tree-inline.c (expand_call_inline): Change type of REASON
17592 to cgraph_inline_failed_t. Replace reason strings with enums.
17593 Call cgraph_inline_failed_string for text output.
17594 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
17597 2009-03-28 Jan Hubicka <jh@suse.cz>
17599 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
17600 cgraph_clone_node): Remove master clone handling.
17601 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17602 * cgraph.h (master_clone): Remove.
17603 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17604 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
17605 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
17607 2009-03-28 Jan Hubicka <jh@suse.cz>
17609 * cgraph.c (cgraph_function_body_availability): Functions declared
17610 inline are always safe to assume that it is not going to be replaced.
17612 2009-03-28 Richard Guenther <rguenther@suse.de>
17614 PR tree-optimization/38513
17615 * tree-ssa-pre.c (eliminate): Remove redundant stores.
17616 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
17617 EXC_PTR_EXPR and FILTER_EXPR.
17618 (get_ref_from_reference_ops): Likewise.
17620 2009-03-28 Richard Guenther <rguenther@suse.de>
17622 PR tree-optimization/38968
17623 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
17624 Use FLOOR_MOD_EXPR to compute misalignment.
17626 2009-03-28 Richard Guenther <rguenther@suse.de>
17628 PR tree-optimization/37795
17629 * tree.h (combine_comparisons): Declare.
17630 * fold-const.c (combine_comparisons): Export.
17631 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
17633 (ifcombine_iforif): Use combine_comparisons.
17635 2009-03-28 Jan Hubicka <jh@suse.cz>
17637 * tree-eh.c (inlinable_call_p): New function.
17638 (make_eh_edges): Use it.
17639 (verify_eh_edges): Use it.
17640 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
17641 * except.c (reachable_next_level): Add inlinable_function argument
17642 (sjlj_find_directly_reachable_regions): Update.
17643 (add_reachable_handler): Do not set saw_any_handlers.
17644 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
17645 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17646 Add new inlinable call parameter.
17647 (can_throw_internal, can_throw_external): Update.
17648 * except.h (can_throw_internal_1, can_throw_external_1,
17649 foreach_reachable_handler): Update declaration.
17651 2009-03-28 Joseph Myers <joseph@codesourcery.com>
17653 * config/arm/t-arm-coff, config/h8300/coff.h,
17654 config/i386/i386-aout.h, config/i386/i386-coff.h,
17655 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
17656 config/pdp11/2bsd.h, config/rs6000/aix41.h,
17657 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
17658 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
17659 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
17660 sys-types.h: Remove.
17661 * Makefile.in: Remove protoize and fixproto support and references
17663 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
17664 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
17666 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
17667 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
17668 unprotoize$(exeext).
17669 (rest.encap): Don't depend on $(STMP_FIXPROTO)
17670 (.PHONY): Don't depend on proto.
17671 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
17672 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
17673 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
17674 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
17675 build/gen-protos.o, build/scan.o, xsys-protos.h,
17676 build/fix-header$(build_exeext), build/fix-header.o,
17677 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
17678 stmp-install-fixproto): Remove.
17679 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
17680 SYSCALLS.c or fixproto files.
17681 (install-common): Don't install protoize.
17682 (install-headers-tar, install-headers-cpio, install-headers-cp):
17683 Don't depend on $(STMP_FIXPROTO).
17684 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
17685 install fixproto files or write out fixproto settings.
17686 (uninstall): Don't uninstall protoize.
17687 * config.gcc (use_fixproto): Remove.
17688 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
17689 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
17690 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
17691 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
17692 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
17693 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
17694 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
17695 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
17696 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
17697 * config/t-vxworks (STMP_FIXPROTO): Remove.
17698 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
17699 STMP_FIXPROTO): Remove.
17700 * config.in, configure: Regenerate.
17701 * crtstuff.c (gid_t, uid_t): Don't undefine.
17702 * doc/install.texi: Change m68k-coff to m68k-elf in example.
17703 (arm-*-coff, arm-*-aout: Remove target entries.
17704 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
17705 Remove mention of AIX 4.1.
17706 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
17707 * doc/invoke.texi (Running Protoize): Remove.
17708 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
17709 (Protoize Caveats): Remove.
17710 * tsystem.h: Update comments on headers assumed to exist.
17712 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
17714 * genautomata.c: Add a new year to the copyright. Add a new
17716 (struct insn_reserv_decl): Add comments for member bypass_list.
17717 (find_bypass): Remove.
17718 (insert_bypass): New.
17719 (process_decls): Use insert_bypass.
17720 (output_internal_insn_latency_func): Output all bypasses with the
17721 same input insn in one switch case.
17723 * rtl.def (define_bypass): Describe bypass choice.
17724 * doc/md.texi (define_bypass): Ditto.
17726 2009-03-27 Richard Guenther <rguenther@suse.de>
17728 * gimplify.c (mark_addressable): Export.
17729 * tree-flow.h (mark_addressable): Declare.
17730 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
17731 * tree-ssa.c (verify_phi_args): Verify that address taken
17732 variables have TREE_ADDRESSABLE set.
17734 2009-03-27 Richard Guenther <rguenther@suse.de>
17736 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
17737 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
17738 Do not mark decls TREE_ADDRESSABLE.
17739 (build_fold_addr_expr): Adjust.
17740 (fold_addr_expr): Remove.
17741 (fold_unary): Use build_fold_addr_expr.
17742 (fold_comparison): Likewise.
17743 (split_address_to_core_and_offset): Likewise.
17744 * coverage.c (tree_coverage_counter_addr): Mark the array decl
17746 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
17747 (gimplify_modify_expr_to_memcpy): Mark source and destination
17749 * omp-low.c (create_omp_child_function): Mark the object decl
17751 (lower_rec_input_clauses): Mark the var we take the address of
17753 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
17755 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17757 PR middle-end/39315
17758 * cfgexpand.c (expand_one_stack_var_at): Change alignment
17759 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
17761 2009-03-27 Richard Guenther <rguenther@suse.de>
17763 PR tree-optimization/39120
17764 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
17766 (handle_lhs_call): Process return constraints. Add escape
17767 constraints if necessary.
17768 (handle_const_call): Fill out return constraints. Make nested
17769 case more precise. Avoid consttmp if possible.
17770 (handle_pure_call): Fill out return constraints. Avoid
17771 callused if possible.
17772 (find_func_aliases): Simplify call handling.
17774 2009-03-27 Richard Guenther <rguenther@suse.de>
17776 PR tree-optimization/39120
17777 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
17778 as a representative.
17779 (solve_graph): Do propagate CALLUSED.
17780 (handle_pure_call): Use a scalar constraint from CALLUSED for
17782 (find_what_p_points_to): CALLUSED shall not appear in poins-to
17785 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17788 * c-common.c (handle_aligned_attribute): Properly check alignment
17789 overflow. Use (1U << i) instead of (1 << i).
17791 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
17793 * expr.h (get_mem_align_offset): Updated.
17795 * tree.h (tree_decl_common): Change align to "unsigned int" and
17796 move it before pointer_alias_set.
17798 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17799 Jakub Jelinek <jakub@redhat.com>
17802 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
17803 gr_register_operand with gr_reg_or_0_operand.
17804 (cmpxchg_rel_di): Likewise.
17805 (sync_lock_test_and_set<mode>): Likewise.
17807 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17809 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
17810 (true_regnum): Likewise.
17812 * rtlanal.c (subreg_info): Moved to ...
17813 * rtl.h (subreg_info): Here. New.
17814 (subreg_get_info): New.
17816 * rtlanal.c (subreg_get_info): Make it extern.
17818 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17821 * config/i386/i386.c (ix86_abi): New.
17822 (override_options): Handle -mabi=.
17823 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
17824 (ix86_call_abi_override): Likewise.
17825 (init_cumulative_args): Likewise.
17826 (function_arg_advance): Likewise.
17827 (function_arg_64): Likewise.
17828 (function_arg): Likewise.
17829 (ix86_pass_by_reference): Likewise.
17830 (ix86_function_value_regno_p): Likewise.
17831 (ix86_build_builtin_va_list_abi): Likewise.
17832 (setup_incoming_varargs_64): Likewise.
17833 (is_va_list_char_pointer): Likewise.
17834 (ix86_init_machine_status): Likewise.
17835 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
17836 (ix86_function_type_abi): Return enum calling_abi. Rewrite
17837 for 64bit. Replace DEFAULT_ABI with ix86_abi.
17838 (ix86_function_abi): Make it static and return enum calling_abi.
17839 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
17841 (ix86_fn_abi_va_list): Updated.
17843 * config/i386/i386.h (ix86_abi): New.
17844 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
17845 (CONDITIONAL_REGISTER_USAGE): Likewise.
17846 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
17847 (machine_function): Likewise.
17849 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
17851 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
17852 (STACK_BOUNDARY): Likewise.
17853 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
17855 * config/i386/i386.opt (mabi=): New.
17857 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
17858 return enum calling_abi.
17859 (ix86_function_type_abi): Likewise.
17860 (ix86_function_abi): Removed.
17862 * doc/invoke.texi: Document -mabi= option for x86.
17864 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17866 * builtins.c (real_dconstp): Delete.
17867 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
17869 2009-03-27 Dodji Seketeli <dodji@redhat.com>
17870 Jakub Jelinek <jakub@redhat.com>
17873 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
17874 (gen_subprogram_die): When a function is explicit, generate the
17875 DW_AT_explicit attribute.
17876 * langhooks.h (struct lang_hooks_for_decls): Add
17877 function_decl_explicit_p langhook.
17878 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
17879 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
17881 2009-03-27 Jakub Jelinek <jakub@redhat.com>
17883 * builtins.c (fold_builtin_memory_op): Optimize memmove
17884 into memcpy if we can prove source and destination don't overlap.
17886 * tree-inline.c: Include gt-tree-inline.h.
17887 (clone_fn_id_num): New variable.
17888 (clone_function_name): New function.
17889 (tree_function_versioning): Use it.
17890 * Makefile.in (GTFILES): Add tree-inline.c.
17892 2009-03-27 Mark Mitchell <mark@codesourcery.com>
17894 * BASE-VER: Change to 4.5.0.
17896 2009-03-27 Xinliang David Li <davidxl@google.com>
17898 PR tree-optimization/39557
17899 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
17901 2009-03-27 Xinliang David Li <davidxl@google.com>
17903 PR tree-optimization/39548
17904 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
17907 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17909 * c-common.c (pointer_int_sum): Use %wd on return from
17912 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17914 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
17915 on return from tree_low_cst.
17917 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
17920 * ginclude/stdarg.h (va_copy): Define also for
17921 __GXX_EXPERIMENTAL_CXX0X__.
17923 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17926 * builtins.h (c_strlen): Do not warn here.
17927 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
17928 * c-common.c (pointer_int_sum): Take an explicit location.
17929 Warn about offsets out of bounds.
17930 * c-common.h (pointer_int_sum): Adjust declaration.
17932 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17934 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
17937 2009-03-26 Jakub Jelinek <jakub@redhat.com>
17940 * opts.c (warn_if_disallowed_function_p): Don't assume
17941 get_callee_fndecl must return non-NULL.
17943 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
17945 PR rtl-optimization/39522
17946 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
17947 when reg_reloaded_valid is set.
17949 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17951 * config/spu/divv2df3.c: New file.
17952 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
17953 (DPBIT_FUNCS): Filter out _div_df.
17955 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
17957 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
17958 a jump insn, count that jump in the distance to the loop start.
17960 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
17963 * config/sh/sh.c (calc_live_regs): Fix condition for global
17964 registers except PIC_OFFSET_TABLE_REGNUM.
17966 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
17969 * doc/invoke.texi (-mconsole): New.
17971 (-mno-cygwin): New.
17973 (-mnop-fun-dllimport): New.
17977 (sub section "i386 and x86-64 Windows Options"): New.
17979 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
17981 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
17982 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
17984 2009-03-25 Richard Guenther <rguenther@suse.de>
17986 PR middle-end/39497
17987 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
17990 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
17992 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
17993 neither of haifa/selective schedulers are working.
17995 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17997 * doc/invoke.texi (Debugging Options): Fix description of
17998 -fno-merge-debug-strings.
18000 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
18002 * config/cris/libgcc.ver: New version-script.
18003 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
18005 * configure.ac <GAS features, nop mnemonic>: Add pattern
18006 crisv32-*-* for "nop".
18007 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
18008 * configure: Regenerate.
18010 2009-03-24 Ira Rosen <irar@il.ibm.com>
18012 PR tree-optimization/39529
18013 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
18014 mark_sym_for_renaming for the tag copied to the new vector
18017 2009-03-24 Arthur Loiret <aloiret@debian.org>
18019 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
18020 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
18021 EXTRA_SPEC_FUNCTIONS.
18022 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
18023 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
18024 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
18025 -march and -mtune options.
18027 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
18029 * config/m68k/t-rtems: Add m5329 multilib.
18031 2009-03-24 Dodji Seketeli <dodji@redhat.com>
18032 Jakub Jelinek <jakub@redhat.com>
18035 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
18038 2009-03-23 Jakub Jelinek <jakub@redhat.com>
18041 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
18042 instead of c_parser_expression_conv, if original_code isn't one of the
18043 4 allowed comparison codes, fail.
18045 2009-03-23 Richard Guenther <rguenther@suse.de>
18047 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
18048 * tree.h (struct tree_type): Likewise.
18049 * reload.h (struct insn_chain): Likewise.
18050 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
18051 * function.h (struct function): Likewise.
18052 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
18054 2009-03-23 Jakub Jelinek <jakub@redhat.com>
18056 PR tree-optimization/39516
18057 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
18059 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
18061 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
18062 should be set true if BITS_PER_WORD of target is bigger than 32
18064 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
18066 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
18067 Translate -B-options to -rpath-link. Correct existing
18068 rpath-link and conditionalize on !nostdlib.
18070 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18072 * doc/extend.texi (Function Attributes, Variable Attributes):
18074 * doc/invoke.texi (Debugging Options, Optimize Options)
18075 (i386 and x86-64 Options, MCore Options): Likewise.
18077 2009-03-20 Jakub Jelinek <jakub@redhat.com>
18080 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
18081 it for block local namespace aliases.
18082 (gen_decl_die): Pass context_die to gen_namespace_die.
18084 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18087 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
18088 minimum or maximum value.
18090 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
18092 * reginfo.c (globalize_reg): Recompute derived reg sets.
18094 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
18097 * libgcc2.c (mprotect): Do not use signed arguments for
18098 VirtualProtect, use DWORD arguments. Also fix the 'may
18099 be used uninitialized' warning for the np variable.
18101 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18104 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
18105 functions using regparm calling conventions when not optimizing.
18106 (ix86_function_sseregparm): Similarly for sseregparm calling
18109 2009-03-19 Li Feng <nemokingdom@gmail.com>
18111 PR middle-end/39500
18112 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
18113 dependence if the first conflict is after niter iterations.
18115 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
18117 PR middle-end/38609
18118 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
18119 functions with dynamic stack-pointer adjustments.
18121 2009-03-19 Ben Elliston <bje@au.ibm.com>
18123 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
18124 option; change to -msdata=data.
18126 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18128 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
18131 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
18134 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
18136 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
18138 * doc/invoke.texi (Code Gen Options): Expand discussion of
18141 2009-03-18 Jakub Jelinek <jakub@redhat.com>
18143 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
18144 * matrix-reorg.c (struct matrix_info): Likewise.
18145 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
18146 * rtl.h (struct mem_attrs): Likewise.
18147 * df.h (struct df): Likewise.
18148 * tree-data-ref.h (struct data_dependence_relation): Likewise.
18149 * ira-int.h (struct ira_allocno): Likewise.
18150 * df-scan.c (struct df_collection_rec): Likewise.
18151 * ira.c (struct equivalence): Likewise.
18152 * function.c (struct temp_slot): Likewise.
18153 * cfgloop.h (struct loop): Likewise.
18156 * function.c (use_register_for_decl): When not optimizing, disregard
18157 register keyword for variables with types containing methods.
18159 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
18161 PR middle-end/39447
18162 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
18163 (is_simple_operand): Call contains_component_ref_p before calling data
18164 reference analysis that would fail on COMPONENT_REFs.
18166 * tree-vrp.c (search_for_addr_array): Fix formatting.
18168 2009-03-18 Richard Guenther <rguenther@suse.de>
18170 * tree-vect-transform.c (vect_loop_versioning): Fold the
18171 generated comparisons.
18172 * tree-vectorizer.c (set_prologue_iterations): Likewise.
18173 (slpeel_tree_peel_loop_to_edge): Likewise.
18175 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18177 PR middle-end/37805
18178 * opts.c (print_specific_help): In addition to `undocumented',
18179 accept `separate' and `joined' flags if passed alone. Describe
18180 output by the first matched one of those.
18181 (common_handle_option): Skip over empty strings.
18182 * gcc.c (display_help): Fix help string for `--help='.
18183 * doc/invoke.texi (Option Summary, Overall Options): With
18184 `--help=', classes and qualifiers can both be repeated, but
18185 only the latter can be negated. One should not pass only
18186 negated qualifiers. Fix markup and examples.
18189 2008-10-14 Jakub Jelinek <jakub@redhat.com>
18190 PR middle-end/37805
18191 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
18192 and -fhelp=separate.
18194 2009-03-17 Jing Yu <jingyu@google.com>
18196 PR middle-end/39378
18197 * function.h (struct rtl_data): Move is_thunk from here...
18198 (struct function): ...to here.
18199 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
18200 * varasm.c (assemble_start_function): Change is_thunk from crtl to
18202 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
18204 (alpha_does_function_need_gp, alpha_start_function): Likewise.
18205 (alpha_output_function_end_prologue): Likewise.
18206 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
18207 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
18208 (rs6000_output_function_epilogue): Likewise.
18209 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
18211 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
18214 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
18215 from different units in a single alternative.
18216 (*truncdfsf_i387): Ditto.
18217 (*truncxfsf2_mixed): Ditto.
18218 (*truncxfdf2_mixed): Ditto.
18220 2009-03-17 Jakub Jelinek <jakub@redhat.com>
18222 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
18223 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
18226 * tree-ssa-live.c (remove_unused_locals): Don't remove local
18227 unused non-artificial variables when not optimizing.
18230 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
18231 DW_TAG_imported_module even if decl is IMPORTED_DECL with
18232 NAMESPACE_DECL in its DECL_INITIAL.
18234 PR middle-end/39443
18235 * optabs.c (set_user_assembler_libfunc): New function.
18236 * expr.h (set_user_assembler_libfunc): New prototype.
18237 * c-common.c: Include libfuncs.h.
18238 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
18239 for memcmp, memset, memcpy, memmove and abort.
18240 * Makefile.in (c-common.o): Depend on libfuncs.h.
18243 * dwarf2out.c (gen_inlined_enumeration_type_die,
18244 gen_inlined_structure_type_die, gen_inlined_union_type_die,
18245 gen_tagged_type_instantiation_die): Removed.
18246 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
18249 2009-03-17 Janis Johnson <janis187@us.ibm.com>
18252 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
18254 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
18255 (check-parallel-%): Ditto.
18256 (check-consistency): Ditto.
18258 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
18260 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
18261 local variable rhs by NULL_TREE.
18263 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18266 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
18268 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18271 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
18273 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18276 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
18277 for ms->sysv ABI calls only in 64bit mode.
18279 * config/i386/i386.md (untyped_call): Support 32bit.
18281 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
18283 * doc/extend.texi: Replace x86_65 with x86_64.
18285 2009-03-16 Jakub Jelinek <jakub@redhat.com>
18287 PR tree-optimization/39455
18288 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
18289 mismatches for POINTER_TYPE_P (type).
18290 (number_of_iterations_le): Likewise.
18292 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18294 * config/picochip/picochip.c: Removed profiling support.
18295 * config/picochip/picochip.md: Removed profiling instruction.
18296 * config/picochip/picochip.h: Removed profiling builtin.
18298 2009-03-16 Joseph Myers <joseph@codesourcery.com>
18300 * doc/install.texi (--with-host-libstdcxx): Document.
18302 2009-03-14 Anatoly Sokolov <aesok@post.ru>
18305 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
18306 generate a warning if the function name does not begin with
18307 "__vector" and the function has either the 'signal' or 'interrupt'
18308 attribute, from here to ...
18309 (avr_declare_function_name): ...here. New function.
18310 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
18311 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
18313 2009-03-14 Jakub Jelinek <jakub@redhat.com>
18316 * cse.c (fold_rtx): Don't modify original const_arg1 when
18317 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
18318 separate variable instead.
18319 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
18320 from out of range shift counts.
18321 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
18323 2009-03-13 Catherine Moore <clm@codesourcery.com>
18325 * config/i386/x-mingw32 (host-mingw32.o): Replace
18326 diagnostic.h with $(DIAGNOSTIC_H).
18328 2009-03-12 Jakub Jelinek <jakub@redhat.com>
18331 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
18333 * config/i386/sync.md (sync_compare_and_swap<mode>,
18334 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
18335 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
18337 (sync_double_compare_and_swapdi_pic,
18338 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
18339 cmpxchg8b_pic_memory_operand instead of just memory_operand.
18341 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18344 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
18346 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18349 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18350 (avx_addsubv4df3): Likewise.
18351 (*avx_addsubv4sf3): Likewise.
18352 (sse3_addsubv4sf3): Likewise.
18354 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18357 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
18359 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
18362 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
18363 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
18364 registers for allocnos created from user-defined variables.
18366 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18369 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
18370 of non-integer mode as well.
18372 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
18374 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
18375 for functions for which the parameter types are unknown.
18377 2009-03-11 Jakub Jelinek <jakub@redhat.com>
18380 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
18381 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
18382 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
18383 * config/i386/i386.c (ix86_local_alignment): For
18384 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
18385 long long variables on the stack to avoid dynamic realignment.
18386 Allow the first argument to be a decl rather than type.
18387 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
18389 2009-03-11 Nick Clifton <nickc@redhat.com>
18392 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
18394 Add description to mno-lsim option.
18395 * config/mcore/mcore.h: Remove comment about deprecated m4align
18397 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
18398 * doc/invoke.texi: Add description of mno-lsim and
18399 mstack-increment options.
18401 * config/fr30/fr30.opt: Document the -mno-lsim option.
18402 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
18403 and -mno-lsim options.
18405 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18407 * fold-const.c (fold_comparison): Only call fold_inf_compare
18408 if the mode supports infinities.
18410 2009-03-11 Jason Merrill <jason@redhat.com>
18413 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
18414 end already did. Notice GIMPLE_CALL modifications of the result.
18415 Don't copy debug information from an ignored decl or a decl from
18418 2009-03-10 Richard Guenther <rguenther@suse.de>
18419 Nathan Froyd <froydnj@codesourcery.com>
18421 PR middle-end/37850
18422 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
18423 (__divMODE3): Likewise.
18425 2009-03-09 Jakub Jelinek <jakub@redhat.com>
18427 PR tree-optimization/39394
18428 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
18429 DECL_SIZE_UNIT of variable length FIELD_DECLs.
18431 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18433 * recog.c (verfiy_changes): Disallow renaming of hard regs in
18434 inline asms for register asm ("") declarations.
18436 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
18438 * fold-const.c (fold_unary): Fix comment.
18440 2009-03-07 Jan Hubicka <jh@suse.cz>
18443 * tree-inline.c (setup_one_parameter): Do replacement of const
18444 argument by constant in SSA form.
18446 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18448 PR middle-end/38028
18449 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
18450 determine alignment passed to assign_stack_local.
18451 (assign_parms_unsplit_complex): Likewise.
18452 * except.c (sjlj_build_landing_pads): Likewise.
18454 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18456 PR middle-end/39360
18457 * tree-flow.h (add_referenced_var): Return bool instead of void.
18458 * tree-dfa.c (add_referenced_var): Return result of
18459 referenced_var_check_and_insert call.
18460 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
18461 of referenced_var_check_and_insert.
18464 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
18465 (gen_variable_die): Emit DW_AT_location on abstract static variable's
18466 DIE, don't emit it if abstract origin already has it.
18467 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
18468 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
18470 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18472 * genpreds.c (needs_variable): Fix parentheses at variable name
18474 (write_tm_constrs_h): Indent generated code.
18476 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18478 * doc/extend.texi (Function Attributes): Add documentation
18479 for isr attributes.
18481 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18484 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
18485 take locus from its DECL_SOURCE_LOCATION instead of input_location.
18487 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
18489 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
18492 2009-03-05 Jakub Jelinek <jakub@redhat.com>
18495 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
18496 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
18498 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
18500 * config/i386/i386.md (R8_REG, R9_REG): New constants.
18501 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
18502 constants instead of magic numbers.
18503 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
18505 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
18506 (x86_64_ms_abi_int_parameter_registers): Ditto.
18507 (x86_64_int_return_registers): Ditto.
18508 (ix86_maybe_switch_abi): Ditto.
18509 (ix86_expand_call): Ditto for clobbered_registers array.
18510 (ix86_hard_regno_mode_ok): Ditto.
18511 (x86_extended_QIreg_mentioned_p): Ditto.
18513 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
18515 PR tree-optimization/39349
18516 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
18518 * combine.c (gen_lowpart_for_combine): Use omode when generating
18521 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
18523 PR rtl-optimization/39235
18524 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
18526 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18528 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
18530 2009-03-04 Richard Guenther <rguenther@suse.de>
18532 PR tree-optimization/39362
18533 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
18534 that occur in abnormal PHIs should be varying.
18536 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18538 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
18540 (simple_iv): Take loop as an argument instead of statement.
18541 * tree-scalar-evolution.h (simple_iv): Declaration changed.
18542 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
18544 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
18546 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
18547 * matrix-reorg.c (analyze_transpose): Ditto.
18548 * tree-data-ref.c (dr_analyze_innermost): Ditto.
18549 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
18550 * tree-predcom.c (ref_at_iteration): Ditto.
18551 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
18553 2009-03-04 Richard Guenther <rguenther@suse.de>
18555 PR tree-optimization/39358
18556 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
18557 escaped_id and callused_id.
18558 (solve_graph): Likewise.
18560 2009-03-04 Richard Guenther <rguenther@suse.de>
18562 PR tree-optimization/39339
18563 * tree-sra.c (try_instantiate_multiple_fields): Make it
18564 no longer ICE on the above.
18566 2009-03-03 Joseph Myers <joseph@codesourcery.com>
18568 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
18569 that fits within Pmode.
18571 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18573 PR middle-end/10109
18574 * tm.texi (LIBCALL_VALUE): Update description.
18576 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18578 PR middle-end/34443
18579 * doc/extend.texi (section): Update description.
18581 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
18583 PR middle-end/39345
18584 * tree-inline.c (remapped_type): New.
18585 (can_be_nonlocal): Call remapped_type instead of remap_type.
18587 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18590 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
18591 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
18593 2009-03-03 Richard Guenther <rguenther@suse.de>
18595 PR middle-end/39272
18596 * tree.c (tree_nonartificial_location): New function.
18597 * tree.h (tree_nonartificial_location): Declare.
18598 * builtins.c (expand_builtin_memory_chk): Provide location
18599 of the call location for artificial function pieces.
18600 (maybe_emit_chk_warning): Likewise.
18601 (maybe_emit_sprintf_chk_warning): Likewise.
18602 (maybe_emit_free_warning): Likewise.
18603 * expr.c (expand_expr_real_1): Likewise.
18605 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18607 PR tree-optimization/39343
18608 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
18609 COMPONENT_REF t has ARRAY_TYPE.
18611 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
18613 PR middle-end/39335
18614 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
18615 when the type precision of the induction variable should be
18616 larger than the type precision of nit.
18617 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
18618 * graphite.c (graphite_loop_normal_form): Same.
18619 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
18621 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18623 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
18624 (*call_1_rex64_ms_sysv): Use named constants instead of magic
18625 numbers to describe clobbered registers.
18626 (*call_value_0_rex64_ms_sysv): Ditto.
18627 * config/i386/mmx.md (mmx_emms): Ditto.
18628 (mmx_femms): Ditto.
18630 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
18632 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
18635 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18637 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
18638 (spu_section_type_flags): New function.
18640 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18642 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
18643 reg_class_contents of FLOAT_REGS into a temporary.
18645 2009-03-02 Richard Guenther <rguenther@suse.de>
18646 Ira Rosen <irar@il.ibm.com>
18648 PR tree-optimization/39318
18649 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
18650 information to the vectorized statement.
18652 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
18654 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
18655 variable. Use defined names instead of magic constants for REX SSE
18658 2009-03-01 Richard Guenther <rguenther@suse.de>
18660 PR tree-optimization/39331
18661 * omp-low.c (lower_send_shared_vars): Do not receive new
18662 values for the reference of DECL_BY_REFERENCE parms or results.
18664 2009-03-01 Jan Hubicka <jh@suse.cz>
18667 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
18668 BLOCK_NONLOCALIZED_VAR): New macros.
18669 (tree_block): Add nonlocalized_vars.
18670 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
18671 gen_decl_die): Add origin argument. Allow generation of die with
18672 origin at hand only.
18673 (gen_member_die, gen_type_die_with_usage, force_decl_die,
18674 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
18676 (gen_block_die): Fix checking for unused blocks.
18677 (process_scope_var): Break out from .... ; work with origins only.
18678 (decls_for_scope) ... here; process nonlocalized list.
18679 (dwarf2out_ignore_block): Look for nonlocalized vars.
18680 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
18682 (dump_scope_block): Dump them.
18683 * tree-inline.c (remap_decls): Handle nonlocalized vars.
18684 (remap_block): Likewise.
18685 (can_be_nonlocal): New predicate.
18686 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
18688 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18690 * configure: Regenerate.
18692 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18694 * optc-gen.awk: No need to duplicate option flags twice.
18695 Reuse help texts for duplicate options which do not have any.
18697 * gcc.c (display_help): Document --version.
18699 * gcc.c (main): If print_help_list and verbose_flag, ensure
18700 driver output comes before subprocess output.
18702 * optc-gen.awk: Assign all remaining fields to help string,
18703 space-separated, for multi-line help in *.opt.
18705 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
18706 -Wno-pedantic-ms-format is for MinGW targets only.
18708 * doc/options.texi (Option file format): Fix bad indentation,
18709 restoring dropped sentence.
18711 2009-02-28 Jan Hubicka <jh@suse.cz>
18713 * tree-inline.c (tree_function_versioning): Output debug info.
18715 2009-02-28 Jan Hubicka <jh@suse.cz>
18718 * tree-inline.c (setup_one_parameter): Do not copy propagate
18719 arguments when not optimizing.
18721 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
18724 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18725 (avx_addsubv4df3): Likewise.
18726 (*avx_addsubv4sf3): Likewise.
18727 (sse3_addsubv4sf3): Likewise.
18728 (*avx_addsubv2df3): Likewise.
18729 (sse3_addsubv2df3): Likewise.
18730 (avx_unpckhps256): Correct item selectors.
18731 (avx_unpcklps256): Likewise.
18732 (avx_unpckhpd256): Likewise.
18733 (avx_unpcklpd256): Likewise.
18735 2009-02-28 Jan Hubicka <jh@suse.cz>
18737 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
18739 (copy_arguments_for_versioning): If var is declared don't declare it.
18740 (tree_function_versioning): First setup substitutions and then copy
18743 2009-02-27 Jan Hubicka <jh@suse.cz>
18746 * cgraph.h (varpool_output_debug_info): Remove.
18747 * cgraphunit.c (varpool_output_debug_info): Remove.
18748 * dwarf2out.c (deferred_locations_struct): New struct
18749 (deferred_locations): New type.
18750 (deferred_locations_list): New static var.
18751 (deffer_location): New function.
18752 (gen_variable_die): Use it.
18753 (decls_for_scope): Output info on local static vars.
18754 (dwarf2out_finish): Process deferred locations.
18755 * varpool.c (varpool_output_debug_info): Remove.
18757 2009-02-27 Jan Hubicka <jh@suse.cz>
18760 * tree.h (TREE_PROTECTED): Fix comment.
18761 (BLOCK_HANDLER_BLOCK): Remove.
18762 (struct tree_block): Remove handler_block add body_block.
18763 (inlined_function_outer_scope_p): New.
18764 (is_body_block): Remove.
18765 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
18766 * dwarf2out.c (is_inlined_entry_point): Remove.
18767 (add_high_low_attributes): Use inlined_function_outer_scope_p.
18768 (gen_block_die): Use is_inlined_entry_point check. Remove body block
18770 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
18771 * gimplify.c (gimplify_expr): Gimplify body blocks.
18772 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
18773 block with multiple subblocks.
18774 (dump_scope_block): Prettier output; dump more flags and info.
18775 (dump_scope_blocks): New.
18776 (remove_unused_locals): Use dump_scope_blocks.
18777 * tree-flow.h (dump_scope_blocks): Declare.
18778 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
18779 * stmt.c (is_body_block): Remove.
18780 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
18781 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
18783 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
18785 PR middle-end/39308
18786 * graphite.c (graphite_loop_normal_form): Do not call
18787 number_of_iterations_exit from a gcc_assert.
18789 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18791 * config/s390/s390.c (s390_swap_cmp): Look for conditional
18792 jumps if COND is NULL.
18793 (find_cond_jump): New function.
18794 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
18795 * config/s390/s390.md: Remove z10_cobra attribute value.
18797 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
18799 * config/alpha/alpha.h (alpha_expand_mov): Return false if
18800 force_const_mem returns NULL_RTX.
18802 2009-02-26 Jan Hubicka <jh@suse.cz>
18805 * cgraph.h (varpool_output_debug_info): Remove.
18806 * cgraphunit.c (varpool_output_debug_info): Remove.
18807 * dwarf2out.c (deferred_locations_struct): New struct
18808 (deferred_locations): New type.
18809 (deferred_locations_list): New static var.
18810 (deffer_location): New function.
18811 (gen_variable_die): Use it.
18812 (decls_for_scope): Output info on local static vars.
18813 (dwarf2out_finish): Process deferred locations.
18814 * varpool.c (varpool_output_debug_info): Remove.
18816 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
18818 PR rtl-optimization/39241
18819 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
18820 to subreg_offset_representable_p.
18822 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
18824 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
18825 execute function prototype. Get f and nregs from max_reg_num
18826 and get_insns. Remove the first backward pass as it's dead,
18827 guard the forward pass by flag_expensive_optimizations.
18828 (rest_of_handle_regmove): Delete.
18829 (pass_regmove): Replace it with regmove_optimize.
18831 2009-02-25 Martin Jambor <mjambor@suse.cz>
18833 PR tree-optimization/39259
18834 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
18835 calls_alloca function flags.
18836 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
18837 calls are detected.
18839 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
18841 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
18842 flags_set_1_rtx, flags_set_1_set): Delete.
18843 (regmove_optimize): Do not call mark_flags_life_zones.
18845 2009-02-24 Julian Brown <julian@codesourcery.com>
18848 * config/arm/arm.c (require_pic_register): Only set
18849 cfun->machine->pic_reg once per function.
18851 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
18853 * doc/invoke.texi (Link Options): Document an easier way to pass
18854 options that take arguments to the GNU linker using -Xlinker and -Wl.
18856 2009-02-24 Steve Ellcey <sje@cup.hp.com>
18859 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
18861 2009-02-24 Richard Guenther <rguenther@suse.de>
18864 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
18866 2009-02-24 Richard Guenther <rguenther@suse.de>
18867 Zdenek Dvorak <ook@ucw.cz>
18869 PR tree-optimization/39233
18870 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
18871 from converting them to a generic type.
18873 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
18875 PR tree-optimization/39260
18876 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
18877 contains a condition with a real type.
18878 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
18880 2009-02-23 Jason Merrill <jason@redhat.com>
18883 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
18884 narrowing_initializer_constant_valid_p.
18885 (narrowing_initializer_constant_valid_p): Don't return
18886 null_pointer_node for adding a pointer to itself.
18888 2009-02-23 Jan Hubicka <jh@suse.cz>
18891 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
18894 2009-02-23 Jan Hubicka <jh@suse.cz>
18896 PR tree-optimization/37709
18897 * tree.c (block_ultimate_origin): Move here from dwarf2out.
18898 * tree.h (block_ultimate_origin): Declare.
18899 * dwarf2out.c (block_ultimate_origin): Move to tree.c
18900 * tree-ssa-live.c (remove_unused_scope_block_p):
18901 Eliminate blocks containig no instructions nor live variables nor
18903 (dump_scope_block): New function.
18904 (remove_unused_locals): Enable removal of dead blocks by default;
18905 enable dumping at TDF_DETAILS.
18907 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
18909 * config/i386/i386.c (classify_argument): Don't allow COImode
18911 (function_arg_advance_32): Don't allow OImode.
18912 (function_arg_32): Likewise.
18913 (function_value_32): Likewise.
18914 (return_in_memory_32): Likewise.
18915 (function_arg_64): Remove OImode comment.
18917 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
18920 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
18921 ix86_expand_vector_set for V4DImode in 64bit mode only.
18922 (ix86_expand_vector_init_one_var): Likewise.
18924 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
18926 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
18928 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
18931 * loop-iv.c: Revert last change.
18932 * emit-rtl.c: Likewise.
18934 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
18937 * config/i386/i386.c (type_natural_mode): Remove an extra
18938 space in the warning message.
18939 (function_value_32): Handle 32-byte vector modes.
18940 (return_in_memory_32): Likewise.
18942 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
18944 * loop-iv.c (truncate_value): New function.
18945 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
18947 (lowpart_subreg): Move to...
18948 * emit-rtl.c: ...here.
18950 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
18952 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
18953 accidental and undocumented change at revision 140860.
18955 2009-02-21 Joseph Myers <joseph@codesourcery.com>
18957 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
18958 take gimple_seq * arguments.
18959 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
18960 types_compatible_p langhook.
18962 2009-02-20 Mark Mitchell <mark@codesourcery.com>
18963 Joseph Myers <joseph@codesourcery.com>
18965 * config/arm/arm.c (arm_builtin_va_list): New function.
18966 (arm_expand_builtin_va_start): Likewise.
18967 (arm_gimplify_va_arg_expr): Likewise.
18968 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
18969 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
18970 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
18971 (va_list_type): New variable.
18972 (arm_mangle_type): Mangle va_list_type appropriately.
18974 2009-02-20 Jakub Jelinek <jakub@redhat.com>
18976 PR middle-end/39157
18977 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
18978 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
18979 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
18980 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
18981 parameter to 1000 for -O1 by default.
18982 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
18984 * loop-invariant.c: Include params.h.
18985 (move_loop_invariants): Don't call move_single_loop_invariants on
18988 2009-02-20 Jaka Mocnik <jaka@xlab.si>
18990 * calls.c (emit_library_call_value_1): Use slot_offset instead of
18991 offset when calculating bounds for indexing stack_usage_map. Fixes
18992 a buffer overflow with certain target setups.
18994 2009-02-20 Jakub Jelinek <jakub@redhat.com>
18997 * calls.c (expand_call): Clear try_tail_call if caller and callee
18998 disagree in promotion of function return value.
19000 2009-02-19 Jakub Jelinek <jakub@redhat.com>
19003 * c-common.c (c_determine_visibility): If visibility changed and
19004 DECL_RTL has been already set, call make_decl_rtl to update symbol
19007 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
19010 * varasm.c (assemble_variable): Don't check DECL_NAME when
19011 globalizing a variable.
19013 2009-02-19 Joseph Myers <joseph@codesourcery.com>
19016 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
19017 expression before any __builtin_trap call.
19018 * c-typeck.c (build_function_call): Convert and check function
19019 arguments before generating a call to a trap. Evaluate the
19020 function arguments before the trap.
19022 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
19025 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
19026 (UNSPEC_FXAM_MEM): New unspec.
19027 (fxam<mode>2_i387_with_temp): New insn and split pattern.
19028 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
19029 memory using fxam<mode>2_i387_with_temp to remove excess precision.
19031 2009-02-19 Richard Guenther <rguenther@suse.de>
19033 PR tree-optimization/39207
19034 PR tree-optimization/39074
19035 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
19036 storedanything_tree): New.
19037 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
19038 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
19039 (build_succ_graph): Add edges from STOREDANYTHING to all
19041 (init_base_vars): Initialize STOREDANYTHING.
19042 (compute_points_to_sets): Free substitution info after
19043 building the succ graph.
19044 (ipa_pta_execute): Likewise.
19046 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
19048 (do_ds_constraint): Do not add to special var or non-pointer
19050 (type_could_have_pointers): Split out from ...
19051 (could_have_pointers): ... here. For arrays use the element type.
19052 (create_variable_info_for): Initialize may_have_pointers.
19053 (new_var_info): Likewise.
19054 (handle_lhs_call): Make the HEAP variable unknown-sized.
19055 (intra_create_variable_infos): Use a type with pointers for
19056 PARM_NOALIAS, make it unknown-sized.
19058 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
19061 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
19063 2009-02-18 Jason Merrill <jason@redhat.com>
19066 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
19067 value if DECL_EXTERNAL.
19068 * tree-sra.c (sra_walk_gimple_assign): Likewise.
19069 * target.h (gcc_target::binds_local_p): Clarify "module".
19070 * tree.h (TREE_PUBLIC): Clarify "module".
19072 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
19075 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
19076 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
19078 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
19081 * c.opt (Wabi): Support C and ObjC.
19084 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
19086 * config/i386/i386.c (classify_argument): Warn once about the ABI
19087 change when passing union with long double.
19089 * doc/invoke.texi: Update -Wabi for warning psABI changes.
19091 2009-02-18 Joseph Myers <joseph@codesourcery.com>
19094 * c-parser.c (c_parser_compound_statement): Always enter and leave
19097 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19100 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
19102 2009-02-18 Jakub Jelinek <jakub@redhat.com>
19104 PR tree-optimization/36922
19105 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
19106 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
19109 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19111 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
19114 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19116 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
19118 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19120 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
19123 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
19124 Richard Sandiford <rdsandiford@googlemail.com>
19126 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
19127 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
19128 (loongson_biadd): ...this.
19130 2009-02-17 Richard Guenther <rguenther@suse.de>
19132 PR tree-optimization/39202
19133 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
19134 a var make sure to follow existing collapses.
19136 2009-02-17 Richard Guenther <rguenther@suse.de>
19138 PR middle-end/39214
19139 * langhooks.c (lhd_print_error_function): Check for NULL block.
19141 2009-02-17 Richard Guenther <rguenther@suse.de>
19143 PR tree-optimization/39204
19144 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
19147 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
19149 * config/soft-fp/double.h: Update from glibc CVS.
19151 2009-02-17 Richard Guenther <rguenther@suse.de>
19153 PR tree-optimization/39207
19154 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
19155 strict-aliasing warnings for pointers pointing to NULL.
19157 2009-02-16 Joseph Myers <joseph@codesourcery.com>
19160 * c-parser.c (c_parser_braced_init): Call pop_init_level when
19161 skipping until next close brace.
19163 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
19166 * config/i386/i386.c (ix86_expand_push): Set memory alignment
19167 to function argument boundary.
19169 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
19171 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
19172 in the lea_add. Reload eventually constraints it properly.
19173 * config/picochip/constraints.md: Remove the target constraint
19174 "b", since it is not needed anymore.
19176 2009-02-16 Jakub Jelinek <jakub@redhat.com>
19178 * gthr-dce.h: Uglify function parameter and local variable names.
19179 * gthr-gnat.h: Likewise.
19180 * gthr-mipssde.h: Likewise.
19181 * gthr-nks.h: Likewise.
19182 * gthr-posix95.h: Likewise.
19183 * gthr-posix.h: Likewise.
19184 * gthr-rtems.h: Likewise.
19185 * gthr-single.h: Likewise.
19186 * gthr-solaris.h: Likewise.
19187 * gthr-tpf.h: Likewise.
19188 * gthr-vxworks.h: Likewise.
19189 * gthr-win32.h: Likewise.
19191 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
19194 * config/i386/i386.md: Restrict the new peephole2 to move
19195 between MMX/SSE registers.
19197 2009-02-15 Richard Guenther <rguenther@suse.de>
19200 2009-02-13 Richard Guenther <rguenther@suse.de>
19202 * configure.ac: Enable LFS.
19203 * configure: Re-generate.
19204 * config.in: Likewise.
19206 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19208 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
19209 spu_srqwbyte, spu_srqwbytebc): Define.
19210 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
19211 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
19212 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
19213 "shrqby_<mode>"): New insn-and-split patterns.
19214 * config/spu/spu.c (expand_builtin_args): Determine and return
19215 number of operands using spu_builtin_description data.
19216 (spu_expand_builtin_1): Use it.
19218 2009-02-13 Steve Ellcey <sje@cup.hp.com>
19221 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
19224 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19227 * config/i386/i386.c (override_options): Correct warning
19228 messages for -malign-loops, -malign-jumps and -malign-functions.
19230 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19233 * config/i386/i386.md: Restrict the new peephole2 to move
19234 between the general purpose registers.
19236 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19239 * config/i386/i386.c (type_natural_mode): Add a new argument.
19240 Return the original mode and warn ABI change if vector size is 32byte.
19241 (function_arg_advance): Updated.
19242 (function_arg): Likewise.
19243 (ix86_function_value): Likewise.
19244 (ix86_return_in_memory): Likewise.
19245 (ix86_sol10_return_in_memory): Likewise.
19246 (ix86_gimplify_va_arg): Likewise.
19247 (function_arg_32): Don't warn ABX ABI change here.
19248 (function_arg_64): Likewise.
19250 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
19252 * loop-iv.c (implies_p): In the final case, test that operands 0
19253 of the two comparisons match.
19255 * config/bfin/bfin.c (find_prev_insn_start): New function.
19256 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
19257 (find_next_insn_start): Move.
19259 2009-02-13 Richard Guenther <rguenther@suse.de>
19261 * configure.ac: Enable LFS.
19262 * configure: Re-generate.
19263 * config.in: Likewise.
19265 2009-02-13 Joseph Myers <joseph@codesourcery.com>
19268 * c-parser.c (c_parser_parms_list_declarator): Discard pending
19269 sizes on syntax error after some arguments have been parsed.
19271 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19273 * doc/invoke.texi (-fira): Remove.
19275 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19277 * caller-save.c: Replace regclass.c with reginfo.c in comments.
19278 * recog.c: Likewise.
19281 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
19283 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
19284 (umul_ppmm): Likewise.
19285 (count_leading_zeros): Likewise.
19286 (count_trailing_zeros): Likewise.
19287 (UMUL_TIME): Likewise.
19289 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19291 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
19292 soft-fp/t-softfp to tmake_file.
19294 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
19295 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
19296 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
19297 IA64_BUILTIN_INFQ]: New.
19298 (ia64_init_builtins): Initialize __builtin_infq,
19299 __builtin_fabsq and __builtin_copysignq if not HPUX.
19300 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
19301 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
19303 * config/ia64/lib1funcs.asm (__divtf3): Define only if
19305 (__fixtfti): Likewise.
19306 (__fixunstfti): Likewise.
19307 (__floattitf): Likewise.
19309 * config/ia64/libgcc-glibc.ver: New.
19310 * config/ia64/t-fprules-softfp: Likewise.
19311 * config/ia64/sfp-machine.h: Likewise.
19313 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
19314 (LIBGCC2_TF_CEXT): Likewise.
19315 (TF_SIZE): Likewise.
19316 (TARGET_INIT_LIBFUNCS): Likewise.
19318 * config/ia64/t-glibc (SHLINB_MAPFILES):
19319 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
19321 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19323 * config/i386/i386.c (construct_container): Rewrite processing
19324 BLKmode with X86_64_SSE_CLASS.
19326 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
19329 * config/i386/i386.md: Replace simplify_replace_rtx with
19330 replace_rtx in the new peephole2.
19332 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
19334 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
19335 loop unrolling do not happen at -O2.
19337 2009-02-12 Michael Matz <matz@suse.de>
19339 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
19341 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19343 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
19346 2009-02-12 Ben Elliston <bje@au.ibm.com>
19348 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
19349 patterns when updating the back chain. Missed in the 2009-02-10
19352 2009-02-11 Janis Johnson <janis187@us.ibm.com>
19354 * doc/extend.texi (Decimal Floating Types): Update identifier of
19355 draft TR and list of missing support.
19357 2009-02-11 Jakub Jelinek <jakub@redhat.com>
19359 PR middle-end/39154
19360 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
19361 bit to variable length decl's flags, add it also to its
19362 pointer replacement variable.
19364 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
19365 Jakub Jelinek <jakub@redhat.com>
19368 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
19369 (memory_blockage): New expander.
19370 (*memory_blockage): New insn pattern.
19371 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
19372 instead of general blockage at the end of function prologue when
19373 frame pointer is used to access red zone area. Do not emit blockage
19374 when profiling, it is emitted in generic code.
19375 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
19376 function epilogue when frame pointer is used to access red zone area.
19378 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
19381 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
19382 by arithmetic with memory operands.
19383 * config/i386/predicates.md (commutative_operator): New.
19385 2009-02-10 Janis Johnson <janis187@us.ibm.com>
19387 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
19390 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
19392 * alias.h (record_alias_subset): Declare.
19393 * alias.c (record_alias_subset): Make global.
19395 2009-02-10 Nick Clifton <nickc@redhat.com>
19397 * tree-parloops.c: Change license to GPLv3.
19398 * ipa-struct-reorg.c: Change license to GPLv3.
19399 * ipa-struct-reorg.h: Change license to GPLv3.
19401 2009-02-10 Steve Ellcey <sje@cup.hp.com>
19404 * c-decl.c (start_struct): Return NULL on error.
19406 2009-02-10 Jakub Jelinek <jakub@redhat.com>
19408 PR middle-end/39124
19409 * cfgloopmanip.c (remove_path): Call remove_bbs after
19410 cancel_loop_tree, not before it.
19413 * function.h (struct function): Add has_local_explicit_reg_vars bit.
19414 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
19415 VAR_DECLs were seen.
19416 * tree-ssa-live.c (remove_unused_locals): Recompute
19417 cfun->has_local_explicit_reg_vars.
19418 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
19419 copies or clearings if cfun->has_local_explicit_reg_vars.
19421 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
19424 * config/i386/i386.c (expand_prologue): Emit blockage at the end
19425 of function prologue when frame pointer is used to access
19428 2009-02-10 Richard Guenther <rguenther@suse.de>
19430 PR middle-end/39127
19431 * gimplify.c (gimple_regimplify_operands): Always look if
19432 we need to create a temporary.
19434 2009-02-10 Richard Guenther <rguenther@suse.de>
19436 PR tree-optimization/39132
19437 * tree-loop-distribution.c (todo): New global var.
19438 (generate_memset_zero): Trigger TODO_rebuild_alias.
19439 (tree_loop_distribution): Return todo.
19441 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
19444 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
19445 (x86_64_reg_class_name): Removed.
19446 (classify_argument): Return 0 if bytes > 32. Return 0 if the
19447 first one isn't X86_64_SSE_CLASS or any other ones aren't
19448 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
19449 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
19450 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
19451 and 3 X86_64_SSEUP_CLASS.
19452 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
19453 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
19455 2009-02-10 Ben Elliston <bje@au.ibm.com>
19457 * config/rs6000/rs6000.md (allocate_stack): Always use an update
19458 form instruction to update the stack back chain word, even if the
19459 user has disabled the generation of update instructions.
19460 (movdi_<mode>_update_stack): New.
19461 (movsi_update_stack): Likewise.
19462 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
19463 always use an update form instruction to update the stack back
19466 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
19468 PR middle-end/38953
19469 * graphite.c (if_region_set_false_region): After moving a region in
19470 the false branch of a condition, remove the empty dummy basic block.
19471 (gloog): Remove wrong fix for PR38953.
19473 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19475 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
19476 generation due to implicit sign extension.
19478 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
19480 PR middle-end/38981
19481 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
19482 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
19484 2009-02-09 Richard Guenther <rguenther@suse.de>
19486 PR middle-end/35202
19487 * convert.c (convert_to_real): Disable (float)fn((double)x)
19488 to fnf(x) conversion if errno differences may occur and
19489 -fmath-errno is set.
19491 2009-02-07 Anatoly Sokolov <aesok@post.ru>
19493 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
19494 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
19495 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
19497 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19500 * c-common.c (handle_alias_attribute): Disallow attribute for
19501 anything not a FUNCTION_DECL or VAR_DECL.
19503 2009-02-06 Janis Johnson <janis187@us.ibm.com>
19506 * real.c (do_compare): Special-case compare of zero against
19507 decimal float value.
19509 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19512 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
19513 as indicating flexible array members unless the field itself is
19514 being declarared as the incomplete array.
19516 2009-02-06 Jan Hubicka <jh@suse.cz>
19518 PR tree-optimization/38844
19519 * ipa-inline.c (try_inline): Stop inlining recursion when edge
19520 is already inlined.
19522 2009-02-06 Richard Guenther <rguenther@suse.de>
19524 PR middle-end/38977
19525 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
19526 fork because we may expand it as __gcov_fork.
19528 2009-02-06 Nick Clifton <nickc@redhat.com>
19530 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
19532 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
19534 PR tree-optimization/35659
19535 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
19536 vn_phi_eq): Shortcut if hashcode does not match.
19537 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
19539 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
19540 and avoid iterative_hash_expr.
19541 (FOR_EACH_VALUE_ID_IN_SET): New.
19542 (value_id_compare): Remove.
19543 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
19544 sort expressions by value id.
19546 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
19549 * config/sh/predicates.md (general_movsrc_operand): Don't check
19550 the subreg of system registers here.
19552 2009-02-05 Jakub Jelinek <jakub@redhat.com>
19555 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
19556 on the copied decl.
19558 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
19560 PR rtl-optimization/39110
19561 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
19562 addresses, not aligned ones.
19564 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
19565 Richard Guenther <rguenther@suse.de>
19567 PR tree-optimization/39100
19568 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
19569 comment says and add edges.
19571 2009-02-05 Joseph Myers <joseph@codesourcery.com>
19574 * c-common.c (handle_tls_model_attribute): Ignore attribute for
19575 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
19577 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
19579 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
19580 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
19581 register_bb_in_sese, new_sese, free_sese): Moved.
19582 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
19583 outermost_loop_in_scop, build_scop_iteration_domain,
19584 expand_scalar_variables_ssa_name, get_vdef_before_scop,
19585 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
19586 Use loop_in_sese_p instead of loop_in_scop_p.
19587 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
19588 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
19589 (scopdet_basic_block_info): Fix bug in scop detection.
19590 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
19591 eq_loop_to_cloog_loop): Remove.
19592 (nb_loops_around_loop_in_scop, nb_loop
19593 ref_nb_loops): Moved here...
19594 * graphite.h (ref_nb_loops): ... from here.
19595 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
19596 (loop_domain_dim, loop_iteration_vector_dim): Remove.
19597 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
19598 * testsuite/gcc.dg/graphite/scop-19.c: New
19600 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
19601 Hans-Peter Nilsson <hp@axis.com>
19603 PR rtl-optimization/37889
19604 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
19605 Move offset handling from PLUS to before the switch. Use new
19606 arguments when considering SYMBOL_REFs too.
19607 (rtx_addr_can_trap_p): Pass dummy offset and size.
19608 (enum may_trap_p_flags): Remove.
19609 (may_trap_p_1): Pass size from MEM_SIZE.
19611 PR rtl-optimization/38921
19612 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
19613 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
19614 * rtlanal.c (may_trap_after_code_motion_p): Delete.
19615 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
19617 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
19619 AVX Programming Reference (January, 2009)
19620 * config/i386/sse.md (*vpclmulqdq): New.
19622 2009-02-04 Jakub Jelinek <jakub@redhat.com>
19624 PR tree-optimization/38977
19625 PR gcov-profile/38292
19626 * calls.c (special_function_p): Disregard __builtin_ prefix.
19628 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
19630 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
19631 non-indexable addresses even before reload.
19633 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19636 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
19637 as having variable size. Do not give an error for unnamed
19638 parameters with [*] declarators. Give a warning for type names
19639 with [*] declarators and mark them as variable size.
19640 * c-parser.c (c_parser_sizeof_expression): Do not give an error
19641 for sizeof applied to [*] type names.
19643 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
19646 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
19648 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19650 * gcc.c (process_command): Update copyright notice dates.
19651 * gcov.c (print_version): Likewise.
19652 * gcov-dump.c (print_version): Likewise.
19653 * mips-tfile.c (main): Likewise.
19654 * mips-tdump.c (main): Likewise.
19656 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19659 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
19660 for composite type involving a zero-length array type.
19662 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19665 * function.c (match_asm_constraints_1): Skip over
19666 initial optional % in the constraint.
19668 PR inline-asm/39059
19669 * c-parser.c (c_parser_postfix_expression): If fixed point is not
19670 supported, don't accept FIXED_CSTs.
19671 * c-decl.c (finish_declspecs): Error if fixed point is not supported
19672 and _Sat is used without _Fract/_Accum. Set specs->type to
19673 integer_type_node for cts_fract/cts_accum if fixed point is not
19676 2009-02-02 Catherine Moore <clm@codesourcery.com>
19678 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
19680 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
19682 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
19683 (ABI_HAS_64BIT_SYMBOLS): Use it.
19684 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
19686 2009-02-02 Paul Brook <paul@codesourcery.com>
19688 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
19690 2009-02-02 Jakub Jelinek <jakub@redhat.com>
19692 PR inline-asm/39058
19693 * recog.h (asm_operand_ok): Add constraints argument.
19694 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
19695 recurse on matching constraint.
19696 (check_asm_operands): Pass constraints as 3rd argument to
19697 asm_operand_ok. Don't look up matching constraint here.
19698 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
19701 2009-02-02 Ben Elliston <bje@au.ibm.com>
19703 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
19704 TARGET_NARROW_VOLATILE_BITFIELD macro names.
19706 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19708 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
19709 information. Remove some obsolete information. Reorganize.
19711 * config/pa/fptr.c: Revert license to GPL 2.
19712 * config/pa/milli64.S: Likewise.
19714 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
19717 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
19718 LIBRARY name in, instead of hard-coding it.
19719 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
19720 extra target make frag to tmake_files according to EH model.
19721 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
19722 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
19723 frags that define makefile variable EH_MODEL appropriately.
19724 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
19725 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
19726 to "-sjlj" according to type of EH configured.
19727 (LIBGCC_SONAME): Concatenate it to shared library base name.
19728 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
19729 to "_sjlj" according to type of EH configured.
19730 (LIBGCC_SONAME): Concatenate it to shared library base name.
19731 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
19732 (SHLIB_LINK): Add missing semicolon to if-else construct.
19733 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
19734 string value of "pe_dll" command-line option.
19735 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
19736 (SHLIB_SONAME): Use it when overriding t-cygming default.
19737 (SHLIB_IMPLIB): Override t-cygming default.
19738 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
19739 string value of "pe_dll" command-line option.
19741 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
19744 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
19745 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
19747 2009-01-31 Richard Guenther <rguenther@suse.de>
19749 PR tree-optimization/38937
19750 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
19751 computing the transitive closure.
19753 2009-01-30 Richard Guenther <rguenther@suse.de>
19755 PR tree-optimization/39041
19756 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
19757 Propagate variable indices only if the types match for this stmt.
19759 2009-01-30 Jakub Jelinek <jakub@redhat.com>
19762 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
19763 inline but never defined.
19765 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
19767 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
19768 (*insv_h_di_reg_extimm): New insn.
19769 (*insv_l<mode>_reg_extimm): New insn.
19771 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
19773 * config/picochip/picochip.c (flag_conserve_stack): set
19774 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
19775 fconserve-stack. Reduce call-overhead used by inliner.
19777 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
19780 * common.opt (flag_conserve_stack): Initialised to zero.
19782 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
19785 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
19786 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
19789 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
19791 * ira-color.c (allocno_reload_assign): Update comments.
19792 * regmove.c (regmove_optimize): Likewise.
19796 2009-01-29 Robert Millan <rmh@aybabtu.com>
19798 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
19799 * config/i386/kopensolaris-gnu.h: New file. Undefine
19800 `MD_UNWIND_SUPPORT'.
19801 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
19803 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
19805 PR tree-optimization/39007
19806 * tree-loop-distribution.c (generate_builtin): Use
19807 recompute_dominator to compute the immediate dominator of the
19808 basic block just after the loop.
19810 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
19812 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
19813 (ASM_OUTPUT_DWARF_PCREL): Define.
19815 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
19817 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
19818 * doc/passes.texi: Remove entries about regclass, local-alloc, and
19819 global. Modify entries about regmove and IRA.
19821 * ra-conflict.c: Remove the file.
19823 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
19825 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
19826 (pass_regclass_init): Rename to pass_reginfo_init.
19828 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
19830 * toplev.h (flag_ira): Remove.
19832 * caller-save.c (setup_save_areas): Remove flag_ira.
19834 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
19836 * global.c: Remove the file.
19838 * opts.c (decode_options): Remove flag_ira.
19840 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
19842 * regmove.c: Modify file description.
19843 (find_use_as_address, try_auto_increment): Define them only if
19844 AUTO_INC_DEC is defined.
19845 (replacement_quality, replace_in_call_usage, fixup_match_1,
19846 stable_and_no_regs_but_for_p): Remove.
19847 (reg_set_in_bb): Make it static.
19848 (regmove_optimize): Remove flag_ira and code which worked for
19851 * local-alloc.c: Remove the file.
19853 * common.opt (fira): Remove.
19855 * ira.c: Include except.h.
19856 (eliminable_regset): Move from global.c.
19857 (mark_elimination): Ditto. Remove flag_ira.
19858 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
19859 equiv_mem_modified, validate_equiv_mem_from_store,
19860 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
19861 contains_replace_regs, memref_referenced_p, memref_used_between_p,
19862 no_equiv, recorded_label_ref): Move from local-alloc.c.
19863 (update_equiv_regs): Ditto. Make it static.
19864 (print_insn_chain, print_insn_chains): Move it from global.c.
19865 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
19866 (build_insn_chain): Ditto. Make it static.
19867 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
19868 Rename to init_live_subregs.
19869 (gate_ira): Remove flag_ira.
19871 * regclass.c: Rename reginfo.c. Change file description.
19872 (FORBIDDEN_INC_DEC_CLASSES): Remove.
19873 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
19874 (init_reg_sets_1): Remove code for evaluation of
19875 reg_class_superclasses and losing_caller_save_reg_set.
19876 (init_regs): Remove init_reg_autoinc.
19877 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
19878 ok_for_base_p_nonstrict): Remove.
19879 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
19880 (pass_regclass_init): Rename to pass_reginfo_init. Modify
19881 corresponding entries.
19882 (dump_regclass, record_operand_costs, scan_one_insn,
19883 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
19884 record_address_regs, auto_inc_dec_reg_p): Remove.
19885 (gt-regclass.h): Rename to gt-reginfo.h.
19887 * rtl.h (dump_global_regs, retry_global_alloc,
19888 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
19890 * Makefile.in (RA_H): Remove.
19891 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
19892 Rename regclass.o to reginfo.o.
19893 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
19895 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
19896 (GTFILES): Rename regclass.c to reginfo.c.
19898 * passes.c (init_optimization_passes): Remove pass_local_alloc and
19899 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
19901 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
19902 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
19904 (finish_spills): Ditto. Remove code for !flag_ira.
19906 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
19908 PR middle-end/35854
19909 * doc/invoke.texi (rtl debug options): Complete rewrite.
19910 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
19912 * mode-switching.c (pass_mode_switching): Rename pass from
19913 "mode-sw" to "mode_sw".
19914 * except.c (pass_convert_to_eh_ranges): Rename pass from
19915 "eh-ranges" to "eh_ranges".
19916 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
19920 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
19921 Alexander Monakov <amonakov@ispras.ru>
19923 PR middle-end/38857
19924 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
19926 (move_exprs_to_boundary): Change return type and pass through
19927 should_move from move_op. Relax assert. Update usage ...
19928 (schedule_expr_on_boundary): ... here. Use should_move instead of
19930 (move_op_orig_expr_found): Indicate that insn was disconnected from
19932 (code_motion_process_successors): Do not call after_merge_succs
19933 callback if original expression was not found when traversing any of
19935 (code_motion_path_driver): Change return type. Update prototype.
19936 (move_op): Update comment. Add a new parameter (should_move). Update
19937 prototype. Set *should_move based on indication provided by
19938 move_op_orig_expr_found.
19940 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
19942 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
19943 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
19944 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
19945 * config/rs6000/rs6000.c (rs6000_override_options): Default
19946 avoid-indexed-addresses on for Power6, off for everything else.
19947 (avoiding_indexed_address_p): New function.
19948 (rs6000_legitimize_address): Use it.
19949 (rs6000_legitimate_address): Likewise.
19950 * config/rs6000/rs6000.md (movXX_updateX): Likewise
19952 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
19954 PR tree-optimization/38997
19955 * tree-loop-distribution.c (generate_memset_zero): Use
19956 POINTER_PLUS_EXPR for a pointer addition.
19958 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
19960 * config/s390/s390.md (bswap<mode>2): New pattern added.
19962 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
19964 * config/s390/s390.md (*tls_load_31): Added type attribute.
19966 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
19968 * config/s390/s390.md: Fix a few comments.
19970 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
19972 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
19973 (*tm<mode>_full): Fixed z10prop attribute.
19974 (*tst<mode>_extimm): Fixed z10prop attribute.
19975 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
19976 (*tstqiCCT_cconly): Fixed z10prop attribute.
19977 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
19978 (*movsi_larl): Fixed z10prop attribute.
19979 (*movsi_zarch): Fixed z10prop attribute.
19980 (*movsi_eas): Fixed z10prop attribute.
19981 (*movhi): Fixed z10prop attribute.
19982 (*movqi): Fixed z10prop attribute.
19983 (*movstrictqi): Fixed z10prop attribute.
19984 (*mov<mode>): Fixed z10prop attribute.
19985 (*movcc): Fixed z10prop attribute.
19986 (*sethighpartdi_64): Fixed z10prop attribute.
19987 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
19988 (*negdi2_sign_cc): Fixed z10prop attribute.
19989 (*negdi2_sign): Fixed z10prop attribute.
19990 (*absdi2_sign_cc): Fixed z10prop attribute.
19991 (*absdi2_sign): Fixed z10prop attribute.
19992 (*negabsdi2_sign_cc): Fixed z10prop attribute.
19993 (*negabsdi2_sign): Fixed z10prop attribute.
19994 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
19995 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
19996 (doloop_si64): Fixed z10prop attribute.
19997 (doloop_si31): Fixed z10prop attribute.
19998 (doloop_long): Fixed z10prop attribute.
19999 (indirect_jump): Fixed z10prop attribute.
20000 (nop): Fixed z10prop attribute.
20001 (main_base_64): Fixed z10prop attribute.
20002 (reload_base_64): Fixed z10prop attribute.
20004 2009-01-28 Jakub Jelinek <jakub@redhat.com>
20006 PR rtl-optimization/38740
20007 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
20009 * config/mips/mips.c (mips_reorg): Likewise.
20011 2009-01-28 Richard Guenther <rguenther@suse.de>
20013 PR tree-optimization/38926
20014 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
20015 with the correct value id to a value.
20016 (do_regular_insertion): Use the value number of edoubleprime
20017 for the value number of the expr.
20020 2008-08-21 Richard Guenther <rguenther@suse.de>
20022 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
20023 a PHI ask VN if it is already available.
20024 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
20025 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
20027 2009-01-28 Jakub Jelinek <jakub@redhat.com>
20029 PR middle-end/38934
20030 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
20031 set to varying whenever max has TREE_OVERFLOW set, similarly
20032 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
20034 2009-01-28 Richard Guenther <rguenther@suse.de>
20036 PR middle-end/38908
20037 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
20038 uninitialized aggregate uses in call arguments.
20040 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
20042 PR tree-optimization/38984
20043 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
20044 the nothing_id variable if -fno-delete-null-pointer-checks.
20046 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
20049 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
20050 (set_got_offset_rex64): Ditto.
20052 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
20055 * doc/extend.texi: Improve local variable with asm reg.
20057 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
20059 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
20060 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
20061 was not supplied then set warn_packed_bitfield_compat to the
20062 default value of 1.
20063 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
20066 2009-01-27 Richard Guenther <rguenther@suse.de>
20068 PR tree-optimization/38503
20069 * cfgexpand.c (expand_gimple_basic_block): Ignore
20070 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
20071 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
20072 variables that cannot have TBAA applied.
20073 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
20076 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
20078 PR middle-end/38969
20079 * calls.c (initialize_argument_information): Do not wrap complex
20080 arguments in SAVE_EXPR.
20082 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
20084 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
20085 (INSTALL_LIBGCC): Revert typo commit.
20087 2009-01-26 Richard Guenther <rguenther@suse.de>
20089 PR tree-optimization/38745
20090 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
20091 from special handling.
20093 2009-01-26 Richard Guenther <rguenther@suse.de>
20095 PR tree-optimization/38745
20096 * tree-ssa.c (execute_update_addresses_taken): Do not include
20097 variables that cannot possibly be a register in not_reg_needs.
20098 Do not clear TREE_ADDRESSABLE on vars that may not become
20100 * tree-ssa.c (update_alias_info_1): Include those in the set
20101 of addressable vars.
20103 2009-01-26 Richard Guenther <rguenther@suse.de>
20105 PR middle-end/38851
20106 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
20107 * tree-ssa-dse.c: Include langhooks.h
20108 (execute_simple_dse): Remove stores with zero size.
20110 2009-01-24 Jakub Jelinek <jakub@redhat.com>
20113 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
20116 2009-01-24 Julian Brown <julian@codesourcery.com>
20118 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
20119 config/arm/linux-atomic.c.
20120 * config/arm/linux-atomic.c: New.
20122 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
20124 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
20125 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
20126 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
20128 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
20131 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
20134 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
20136 PR tree-optimization/38953
20137 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
20138 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
20139 (gloog): Split the exit of the scop when the scop exit is a loop exit.
20140 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
20143 2009-01-24 Paul Brook <paul@codesourcery.com>
20145 * config/arm/neon.md (neon_type): Move to arm.md.
20146 (neon_mov<VSTRUCT>): Add neon_type attribute.
20147 * config/arm/arm.md (neon_type): Move to here.
20148 (conds): Add "unconditioal" and use as default for NEON insns.
20150 2009-01-24 Ben Elliston <bje@au.ibm.com>
20152 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
20153 void *' warning from -Wc++-compat.
20154 * Makefile.in (dominance.o-warn): Remove.
20156 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
20158 PR tree-optimization/38932
20159 * fold-const.c (fold_unary_ignore_overflow): New.
20160 * tree.h (fold_unary_ignore_overflow): Declare.
20161 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
20162 * tree-ssa-sccvn.c (visit_reference_op_load,
20163 simplify_unary_expression): Likewise.
20165 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
20167 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
20168 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
20169 regardless of their type.
20170 * c-common.c (handle_packed_attribute): Don't ignore packed on
20172 * c.opt (Wpacked-bitfield-compat): New warning option.
20173 * stor-layout.c (place_field): Warn if offset of a field changed.
20174 * doc/extend.texi (packed): Mention the ABI change.
20175 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
20176 (Warning Options): Add it to the list.
20178 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
20180 * c-opts.c (c_common_post_options): Fix a typo in comments.
20182 2009-01-22 Steve Ellcey <sje@cup.hp.com>
20184 PR middle-end/38615
20185 * gimplify.c (gimplify_init_constructor): Fix promotion of const
20186 variables to static.
20187 * doc/invoke.texi (-fmerge-all-constants): Update description.
20189 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
20192 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
20193 (*movdi_1_rex64): Use type "mmx" for alternative 5.
20195 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
20197 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
20199 (LOCAL_ALIGNMENT): Similarly.
20201 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20202 Joseph Myers <joseph@codesourcery.com>
20204 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
20205 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
20206 * config/arm/arm-tune.md: Regenerate.
20207 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
20210 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20212 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
20213 version number to five.
20215 2009-01-22 Dodji Seketeli <dodji@redhat.com>
20218 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
20219 * c-common.c (set_underlying_type): Likewise.
20220 (is_typedef_decl ): Likewise
20222 (set_underlying_type): Likewise.
20223 (is_typedef_type): Likewise.
20225 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
20227 PR middle-end/38587
20228 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
20231 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
20234 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
20235 (LIBGCC_SPEC): Don't define.
20236 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
20238 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
20240 PR rtl-optimization/38879
20241 * alias.c (base_alias_check): Unaligned access via AND address can
20242 alias all surrounding object types except those with sizes equal
20243 or wider than the size of unaligned access.
20245 2009-01-21 Dodji Seketeli <dodji@redhat.com>
20248 * c-decl.c (clone_underlying_type): Move this ...
20249 * c-common.c (set_underlying_type): ... here.
20250 Also, make sure the function properly sets TYPE_STUB_DECL() on
20251 the newly created typedef variant type.
20252 (is_typedef_decl ): New entry point.
20253 * tree.h: Added a new member member_types_needing_access_check to
20254 struct tree_decl_non_common.
20255 (set_underlying_type): New entry point.
20256 (is_typedef_type): Likewise.
20258 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
20260 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
20261 Check whether two instructions have memory references that
20262 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
20263 are helper functions for traversing.
20264 * alias.h (insn_alias_sets_confilict_p): New prototypes.
20265 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
20266 not to draw dependency edge for instructions with non-conflicting
20269 2009-01-20 Joseph Myers <joseph@codesourcery.com>
20272 * longlong.h: Update copyright years. Use soft-fp license notice.
20273 Sync __clz_tab declaration with glibc.
20275 2009-01-20 Steve Ellcey <sje@cup.hp.com>
20278 * doc/extend.texi (syscall_linkage): New.
20279 (version_id): Modify.
20281 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
20282 Richard Guenther <rguenther@suse.de>
20284 PR tree-optimization/38747
20285 PR tree-optimization/38748
20286 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
20287 conversion if the base address is an indirect reference and the
20288 aliasing sets could cause issues.
20290 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20292 * common.opt (fgraphite, fgraphite-identity): Add comment for
20293 explaining why these options are not documented.
20295 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20297 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
20298 gimple_call_lhs is NULL.
20300 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
20303 * emit-rtl.c (adjust_address_1): Make sure memref is never
20306 2009-01-20 Ben Elliston <bje@au.ibm.com>
20308 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20309 const qualifier from arg parameter. Remove unnecessary cast to char *.
20310 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20311 const qualifier from arg 2.
20313 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
20315 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
20317 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
20320 * rtl.h (reinit_regs): New prototype.
20321 * regclass.c: Include ira.h.
20322 (reinit_regs): New.
20323 * Makefile.in (regclass.o): Add ira.h.
20324 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
20326 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
20329 * c-common.c (handle_aligned_attribute): Use
20330 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
20331 default alignment value.
20333 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
20335 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
20336 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
20338 * doc/extend.texi: Update __attribute__ ((aligned)). Document
20339 __BIGGEST_ALIGNMENT__.
20341 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
20343 2009-01-18 Richard Guenther <rguenther@suse.de>
20345 PR tree-optimization/38819
20346 * tree-flow.h (operation_could_trap_helper_p): Declare.
20347 * tree-eh.c (operation_could_trap_helper_p): Export.
20348 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
20349 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
20350 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
20351 are about to insert a possibly trapping instruction and fail
20354 2009-01-18 Andreas Schwab <schwab@suse.de>
20356 * doc/install.texi (Configuration): Remove obsolete paragraph
20357 about use of --with-gnu-ld with --with-gnu-as.
20359 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
20361 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
20362 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
20363 Follow spelling conventions.
20365 2009-01-18 Ben Elliston <bje@au.ibm.com>
20367 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
20368 C++ warning about implicit conversion from void * to struct
20370 (bitmap_obstack_free): Likewise for bitmap_element *.
20371 * Makefile.in (bitmap.o-warn): Remove.
20373 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
20375 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
20377 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
20378 Tobias Grosser <tobi.grosser@amd.com>
20380 * graphite.c (graphite_trans_scop_block): Do not block single
20383 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
20385 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
20386 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
20387 test with assertion.
20389 2009-01-16 Richard Guenther <rguenther@suse.de>
20391 PR tree-optimization/38835
20392 PR middle-end/36227
20393 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
20394 and INT + PTR -> (INT)(PTR p+ INT) folding.
20395 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
20397 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
20400 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
20401 the subreg from a lowpart subreg if it is also casting the value.
20403 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20404 Tobias Grosser <tobi.grosser@amd.com>
20406 * graphite.c (compare_prefix_loops): New.
20407 (build_scop_canonical_schedules): Rewritten.
20408 (graphite_transform_loops): Move build_scop_canonical_schedules
20409 after build_scop_iteration_domain.
20411 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20412 Tobias Grosser <tobi.grosser@amd.com>
20414 * graphite.c (add_conditions_to_domain): Add the loops to
20415 the dimension of the iteration domain. Do copy the domain
20416 only when it exists.
20417 (build_scop_conditions_1): Do not call add_conditions_to_domain.
20418 (add_conditions_to_constraints): New.
20419 (can_generate_code_stmt, can_generate_code): Removed.
20420 (gloog): Do not call can_generate_code.
20421 (graphite_transform_loops): Call add_conditions_to_constraints
20422 after building the iteration domain.
20424 2009-01-16 Jakub Jelinek <jakub@redhat.com>
20426 PR tree-optimization/38789
20427 * tree-ssa-threadedge.c
20428 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
20429 __builtin_constant_p.
20431 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
20433 * dce.c (delete_unmarked_insns): Reversed the order that insns are
20434 examined before deleting them.
20436 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
20438 * function.c (aggregate_value_p): Correctly extract the function
20439 type from CALL_EXPR_FN lookup.
20441 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
20443 * config/picochip/picochip.c (picochip_override_options): Revert
20444 CFI asm flag disable commited previously.
20446 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
20447 Tobias Grosser <tobi.grosser@amd.com>
20448 Jan Sjodin <jan.sjodin@amd.com>
20450 * graphite.c (scan_tree_for_params): On substractions negate
20451 all the coefficients of the term.
20452 (clast_to_gcc_expression_red): New. Handle reduction expressions
20453 of more than two operands.
20454 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
20455 (get_vdef_before_scop): Handle also the case of default definitions.
20457 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
20459 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
20460 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
20461 Also use them when walking CALL_INSN_FUNCTION_USAGE.
20463 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
20464 Joey Ye <joey.ye@intel.com>
20466 PR middle-end/37843
20467 * cfgexpand.c (expand_stack_alignment): Don't update stack
20468 boundary nor check incoming stack boundary here.
20469 (gimple_expand_cfg): Update stack boundary and check incoming
20470 stack boundary here.
20472 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
20474 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
20476 2009-01-14 Jakub Jelinek <jakub@redhat.com>
20478 PR rtl-optimization/38245
20479 * calls.c (expand_call): Add stack arguments to
20480 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20481 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
20482 in regs and partially in memory or BLKmode arguments.
20483 (emit_library_call_value_1): Add stack arguments to
20484 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20485 ACCUMULATE_OUTGOING_ARGS).
20486 * dce.c: Include tm_p.h.
20487 (find_call_stack_args): New function.
20488 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
20490 (mark_insn): Call find_call_stack_args for CALL_Ps.
20491 (prescan_insns_for_dce): Walk insns backwards in bb rather than
20492 forwards. Allocate and free arg_stores bitmap if needed, pass it
20493 down to deletable_insn_p, don't mark stores set in arg_stores
20494 bitmap, clear the bitmap at the beginning of each bb.
20495 * Makefile.in (dce.o): Depend on $(TM_P_H).
20497 2009-01-14 Michael Meissner <gnu@the-meissners.org>
20500 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
20501 to make sure the insn is a conditional test (bug 22599). Reformat a
20504 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
20506 PR middle-end/38431
20507 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
20508 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
20509 (gloog): Do not call cleanup_tree_cfg.
20510 (graphite_transform_loops): Call cleanup_tree_cfg after all
20511 scops have been code generated.
20513 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
20514 * doc/gty.texi (Invoking the garbage collector): Added new node
20515 and section documenting ggc_collect.
20517 2009-01-14 Richard Guenther <rguenther@suse.de>
20519 PR tree-optimization/38826
20520 PR middle-end/38477
20521 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
20522 initialization notes only if we actually emitted a warning.
20523 (intra_create_variable_infos): Add constraints for a result decl
20524 that is passed by hidden reference.
20525 (build_pred_graph): Mark all related variables non-direct on
20528 2009-01-14 Nick Clifton <nickc@redhat.com>
20530 * ira-conflicts.c: Include addresses.h for the definition of
20532 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
20533 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
20535 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
20538 * Makefile.in (ira-lives.o): Add except.h.
20540 * ira-lives.c: Include except.h.
20541 (process_bb_node_lives): Process can_throw_internal.
20543 2009-01-13 Jakub Jelinek <jakub@redhat.com>
20545 PR rtl-optimization/38774
20546 * combine.c (simplify_set): When undoing cc_use change, don't do
20547 PUT_CODE on the newly created comparison, but instead put back the
20550 2009-01-13 Joseph Myers <joseph@codesourcery.com>
20552 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
20553 values. Remove duplicate arm8 entry.
20555 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20557 PR tree-optimization/38786
20558 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
20559 the SSA_NAME case of expand_scalar_variables_expr.
20560 Set the type of an expression to the type of its assign statement.
20561 (expand_scalar_variables_expr): Also gather the scalar computation
20562 used to index the memory access. Do not pass loop_p.
20563 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
20564 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
20565 the gimple_stmt_iterator where it inserts new code.
20566 Do not pass loop_p.
20567 (copy_bb_and_scalar_dependences): Do not pass loop_p.
20568 (translate_clast): Update call to copy_bb_and_scalar_dependences.
20570 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20572 * graphite.h (debug_value): Removed.
20573 * graphite.c (debug_value): Removed.
20575 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20577 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
20578 ldrd/strd with two 32-bit instructions.
20580 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20582 * config/arm/arm.c (struct processors): Pass for speed down into
20583 cost helper functions.
20584 (const_ok_for_op): Handle COMPARE and inequality nodes.
20585 (arm_rtx_costs_1): Rewrite.
20586 (arm_size_rtx_costs): Update prototype.
20587 (arm_rtx_costs): Pass speed down to helper functions.
20588 (arm_slowmul_rtx_costs): Rework cost calculations.
20589 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
20590 (arm_9e_rtx_costs): Likewise.
20592 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
20594 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
20595 relocations of local symbols wider than UNITS_PER_WORD are not valid.
20596 (alpha_legitimize_address): Do not split local symbols wider than
20597 UNITS_PER_WORD into HIGH/LO_SUM parts.
20599 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
20602 * gcc.c (process_command): Replace call to execvp with calls
20603 to pex_one and exit.
20605 2009-01-03 Anatoly Sokolov <aesok@post.ru>
20608 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
20609 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
20610 variant for devices with 3-byte PC.
20611 (__tablejump_elpm__): New.
20613 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20616 * c-parser.c (c_parser_postfix_expression): Allow `->' in
20617 offsetof member-designator, handle it as `[0].'.
20619 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20621 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
20622 function when not using named sections on targets with named sections
20623 if branch distance is less than 262132.
20625 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
20627 * combine.c (combine_instructions): Recompute
20628 optimize_this_for_speed_p for each BB in the main combine loop.
20630 2009-01-12 Tomas Bily <tbily@suse.cz>
20633 * tree-loop-distribution.c (prop_phis): New function.
20634 (generate_builtin): Call prop_phis.
20635 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
20637 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20639 PR tree-optimization/38807
20640 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
20641 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
20643 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
20645 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
20646 subreg of op0 to the original op0.
20648 2009-01-11 Laurent GUERBY <laurent@guerby.net>
20650 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
20652 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
20655 * mips-tfile.c (parse_def): Fix parsing of def strings
20656 starting with digits.
20658 2009-01-10 Jakub Jelinek <jakub@redhat.com>
20661 * config/arm/arm.c (arm_is_long_call_p): Don't call
20662 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
20664 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
20666 * regrename.c (regrename_optimize): Fix dumping.
20667 (find_oldest_value_reg): Preserve REG_POINTER.
20668 (copy_hardreg_forward_1): Likewise.
20670 2009-01-09 Diego Novillo <dnovillo@google.com>
20672 * gimple.h (struct gimple_statement_base) <uid>: Document
20673 the restrictions on its use.
20674 (gimple_uid): Tidy.
20675 (gimple_set_uid): Tidy.
20677 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20679 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
20680 zero guard even if align_bytes != 0 and count is smaller than
20683 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
20685 PR rtl-optimization/38495
20686 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
20687 (add_range_and_copies_from_move_list): Print all added ranges.
20688 Add ranges to memory optimized destination.
20690 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20694 * config/i386/i386.c (override_options): Reject
20695 -mstringop-strategy=rep_8byte with -m32.
20696 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
20697 to 1. Do count comparison against epilogue_size_needed at compile
20698 time even when count_exp was constant forced into register. For
20699 size_needed don't jump to epilogue, instead just avoid aligning
20700 and invoke the body algorithm. If need_zero_guard, add zero guard
20701 even if count is non-zero, but smaller than size_needed + number of
20702 bytes that could be stored for alignment.
20703 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
20704 to 1. If need_zero_guard, add zero guard even if count is non-zero,
20705 but smaller than size_needed + number of bytes that could be stored
20706 for alignment. Compare size_needed with epilogue_size_needed instead
20707 of desired_align - align, don't adjust size_needed, pass
20708 epilogue_size_needed to the epilogue expanders.
20711 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
20713 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20715 * pa.c (last_address): Change to unsigned.
20716 (update_total_code_bytes): Change argument to unsigned. Don't
20717 check if insn addresses are set.
20718 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
20719 addresses are not set.
20720 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
20722 2009-01-09 Nick Clifton <nickc@redhat.com>
20724 * config/sh/symbian.c: Replace uses of DECL_INLINE with
20725 DECL_DECLARED_INLINE_P.
20727 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20729 PR middle-end/38347
20730 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
20731 GET_MODE (op0) in operand_subword_force calls.
20733 PR middle-end/38771
20734 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
20735 fold_convert arg0 operands to TREE_TYPE (op0) first.
20737 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
20739 * params.def (ira-max-conflict-table-size): Decrease default value
20742 2009-01-08 Jakub Jelinek <jakub@redhat.com>
20744 PR tree-optimization/37031
20745 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
20747 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
20748 allocate it using gc instead of heap, use VEC_quick_push instead of
20750 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
20751 instead of heap, use VEC_quick_push instead of VEC_safe_push.
20752 * tree-data-ref.h (struct access_matrix): Change matrix to gc
20753 allocated vector from heap allocated.
20754 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
20755 * tree-loop-linear.c (linear_transform_loops): Allocate nest
20756 vector only after perfect_loop_nest_depth call.
20758 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
20759 Jan Sjodin <jan.sjodin@amd.com>
20761 PR tree-optimization/38559
20762 * graphite.c (debug_value, copy_constraint,
20763 swap_constraint_variables, scale_constraint_variable, ): New.
20764 (get_lower_bound, get_upper_bound): Removed.
20765 (graphite_trans_bb_strip_mine): Clean up this code that works
20766 only for constant number of iterations. Fully copy upper and
20767 lower bound constraints, not only the constant part of them.
20768 * graphite.h (debug_value): Declared.
20770 2009-01-08 Ira Rosen <irar@il.ibm.com>
20772 PR tree-optimization/37194
20773 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
20774 Don't add the cost of cost model guard in prologue to scalar
20775 outside cost in case of known number of iterations.
20777 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
20778 Alan Modra <amodra@bigpond.net.au>
20780 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
20781 non-word-aligned REG+CONST addressing.
20783 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
20786 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
20787 free_after_compilation when outputting a thunk.
20788 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
20789 Do not call free_after_compilation here.
20791 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
20793 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
20794 (ix86_valid_target_attribute_inner_p): Ditto.
20796 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
20798 PR tree-optimization/38492
20799 PR tree-optimization/38498
20800 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
20801 * tree-chrec.h (scev_is_linear_expression): Declared.
20802 * graphite.c (graphite_cannot_represent_loop_niter): New.
20803 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
20804 (graphite_loop_normal_form): Use gcc_assert.
20805 (scan_tree_for_params): Use CASE_CONVERT.
20806 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
20807 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
20808 Use gcc_assert. Discard scops that contain unhandled cases.
20809 (build_scop_conditions): Return a boolean status for unhandled cases.
20810 (strip_mine_profitable_p): Print the loop number, not its depth.
20811 (is_interchange_valid): Pass the depth of the loop nest, don't
20812 recompute it wrongly.
20813 (graphite_trans_bb_block): Same.
20814 (graphite_trans_bb_block): Print tentative of loop blocking.
20815 (graphite_trans_scop_block): Do not print that the loop has been
20817 (graphite_transform_loops): Do not handle scops that contain condition
20820 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
20822 AVX Programming Reference (December, 2008)
20823 * config/i386/avxintrin.h (_mm256_stream_si256): New.
20824 (_mm256_stream_pd): Likewise.
20825 (_mm256_stream_ps): Likewise.
20827 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
20828 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
20829 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
20830 (bdesc_special_args): Add __builtin_ia32_movntdq256,
20831 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
20832 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
20833 (ix86_expand_special_args_builtin): Likewise.
20835 * config/i386/sse.md (AVXMODEDI): New.
20836 (avx_movnt<mode>): Likewise.
20837 (avx_movnt<mode>): Likewise.
20838 (<sse>_movnt<mode>): Remove AVX support.
20839 (sse2_movntv2di): Likewise.
20841 2009-01-07 Richard Guenther <rguenther@suse.de>
20843 PR middle-end/38751
20844 * fold-const.c (extract_muldiv): Remove obsolete comment.
20845 (fold_plusminus_mult_expr): Undo MINUS_EXPR
20846 to PLUS_EXPR canonicalization for the canonicalization.
20848 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
20850 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
20851 hosted cross-compilers generating less efficient code.
20853 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
20855 * function.h (rtl_data): Add a dbr_scheduled_p field.
20856 * reorg.c (dbr_schedule): Set it.
20857 (gate_handle_delay_slots): Check it.
20858 * config/mips/mips.c (mips_base_delayed_branch): Delete.
20859 (mips_reorg): Check flag_delayed_branch instead of
20860 mips_base_delayed_branch.
20861 (mips_override_options): Don't set mips_base_delayed_branch
20862 or flag_delayed_branch.
20864 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
20866 PR rtl-optimization/38426.
20867 * ira.c (ira): Set current_function_is_leaf earlier.
20869 2009-01-06 Jakub Jelinek <jakub@redhat.com>
20871 PR rtl-optimization/38722
20872 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
20873 too early, only set a flag and modify after last possible
20876 2009-01-06 Janis Johnson <janis187@us.ibm.com>
20879 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
20880 * real.c (decimal_single_format): Correct values of emin and emax.
20881 (decimal_double_format): Ditto.
20882 (decimal_quad_format): Ditto.
20883 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
20884 computation of DECnn_MIN and DECnn_MAX for corrected values of
20885 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
20886 __DECnn_MIN__, and adjust its computation for the corrected value
20889 2009-01-06 Jan Hubicka <jh@suse.cz>
20892 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
20894 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
20896 * doc/contrib.texi (Contributors): Slightly adjust the end note.
20897 Add Robert Clark to the list of testers.
20899 2009-01-06 Jan Hubicka <jh@suse.cz>
20900 Kai Tietz <kai.tietz@onevision.com>
20902 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
20903 * config/i386/i386.c (ix86_expand_call): Add clobbers.
20905 2009-01-06 Jan Hubicka <jh@suse.cz>
20906 Kai Tietz <kai.tietz@onevision.com>
20908 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
20910 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
20911 (ix86_nsaved_regs): Count only general purpose regs.
20912 (ix86_nsaved_sseregs): New.
20913 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
20914 to 16 for w64; compute padding and size of sse reg save area.
20915 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
20916 general purpose regs.
20917 (ix86_emit_save_sse_regs_using_mov): New.
20918 (ix86_expand_prologue): Save SSE regs if needed.
20919 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
20920 (ix86_emit_restore_sse_regs_using_mov): New.
20921 (ix86_expand_epilogue): Save SSE regs if needed.
20923 2009-01-06 Jan Hubicka <jh@suse.cz>
20924 Kai Tietz <kai.tietz@onevision.com>
20926 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
20927 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
20928 functions when accumulate outgoing args is off.
20930 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
20933 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
20934 before using pseudos_have_intersected_live_ranges_p.
20936 * ira-int.h (ira_assert): Always define.
20938 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
20940 AVX Programming Reference (December, 2008)
20941 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
20942 (_mm256_permute2_pd): Likewise.
20943 (_mm_permute2_ps): Likewise.
20944 (_mm256_permute2_ps): Likewise.
20945 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
20946 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
20948 * config/i386/i386.c (ix86_builtins): Remove
20949 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
20950 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
20951 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
20952 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
20953 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
20954 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
20955 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
20956 __builtin_ia32_vpermil2ps256.
20957 (ix86_init_mmx_sse_builtins): Updated.
20958 (ix86_expand_args_builtin): Likewise.
20960 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20962 * pa.c (output_call): Relocate non-jump insns in the delay slot of
20963 long absolute calls when generating PA 2.0 code.
20965 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
20967 PR rtl-optimization/38583
20968 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
20970 * params.def (ira-max-conflict-table-size): New.
20972 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
20974 * ira.h (ira_conflicts_p): New external definition.
20976 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
20977 table. Report this. Return result of building.
20978 (ira_build_conflicts): Use ira_conflicts_p. Check result of
20979 building conflict table.
20981 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
20982 (ira_color): Use ira_conflicts_p.
20984 * global.c: Include ira.h.
20985 (pseudo_for_reload_consideration_p, build_insn_chain): Use
20988 * Makefile.in (global.o): Add ira.h.
20990 * ira-build.c (mark_all_loops_for_removal,
20991 propagate_some_info_from_allocno): New.
20992 (remove_unnecessary_allocnos): Call
20993 propagate_some_info_from_allocno.
20994 (remove_low_level_allocnos): New.
20995 (remove_unnecessary_regions): Add parameter. Call
20996 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
20997 parameter to remove_unnecessary_regions.
20998 (ira_build): Remove all regions but root if the conflict table was
20999 not built. Update conflict hard regs for allocnos crossing calls.
21001 * ira.c (ira_conflicts_p): New global.
21002 (ira): Define and use ira_conflicts_p.
21004 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
21005 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
21006 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
21008 2009-01-06 Ben Elliston <bje@au.ibm.com>
21010 * gengtype-lex.l (YY_NO_INPUT): Define.
21012 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
21015 * c-common.c (handle_vector_size_attribute): Also reject
21016 BOOLEAN_TYPE types.
21018 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
21020 PR tree-optimization/38492
21021 * graphite.c (rename_map_elt, debug_rename_elt,
21022 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
21023 rename_map_elt_info, eq_rename_map_elts,
21024 get_new_name_from_old_name, bb_in_sese_p): Moved around.
21025 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
21026 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
21027 (sese_build_livein_liveouts): New.
21028 (new_sese, free_sese): New.
21029 (new_scop): Call new_sese.
21030 (free_scop): Call free_sese.
21031 (rename_variables_from_edge, rename_phis_end_scop): Removed.
21032 (register_old_new_names): Renamed register_old_and_new_names.
21033 (register_scop_liveout_renames, add_loop_exit_phis,
21034 insert_loop_close_phis, struct igp,
21035 default_liveout_before_guard, add_guard_exit_phis,
21036 insert_guard_phis, copy_renames): New.
21037 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
21038 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
21039 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
21040 (scop_adjust_phis_for_liveouts): New.
21041 (gloog): Call scop_adjust_phis_for_liveouts.
21043 * graphite.h (struct sese): Documented. Added fields liveout,
21044 num_ver and livein.
21045 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
21046 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
21047 (struct scop): Added field liveout_renames.
21048 (SCOP_LIVEOUT_RENAMES): New.
21050 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21052 PR tree-optimization/38510
21053 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
21054 (translate_clast): Call recompute_all_dominators before
21056 (gloog): Call recompute_all_dominators before graphite_verify.
21058 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21059 Jan Sjodin <jan.sjodin@amd.com>
21061 PR tree-optimization/38500
21062 * graphite.c (create_sese_edges): Call fix_loop_structure after
21065 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
21067 * config.gcc: Add m32r*-*-rtems*.
21068 * config/m32r/rtems.h: New file.
21070 2009-01-05 Ben Elliston <bje@au.ibm.com>
21072 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
21073 (.po.pox): Likewise.
21074 (po/gcc.pot): Likewise.
21076 2009-01-04 David S. Miller <davem@davemloft.net>
21078 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
21079 (STARTING_FRAME_OFFSET): Always set to zero.
21081 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21083 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
21084 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
21085 fixed-point types, and vectors of the same.
21087 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21089 * config/mips/sync.md (*mb_barrier): Rename to...
21090 (*memory_barrier): ...this.
21092 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
21094 * doc/extend.texi (Function Attributes): Move @cindex after @item
21095 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
21096 and put in alphabetical order. Fix 'target' name and put in order.
21097 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
21100 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
21102 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
21103 (memory_barrier): Expand as unspec instead of unspec_volatile.
21104 Remove mem:BLK from insn operands. Use Pmode scratch register.
21105 (*memory_barrier): Define as unspec instead of unspec_volatile.
21106 Use (match_dup 0) as input operand.
21108 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
21109 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
21110 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
21111 scratch register. Remove operand 1.
21112 (*stbar): Define as unspec instead of unspec_volatile.
21113 Use (match_dup 0) as input operand, remove (const_int 8).
21114 (*membar): Define as unspec instead of unspec_volatile.
21115 Use (match_dup 0) as input operand, remove input operand 2.
21117 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
21118 (memory_barrier): Expand as unspec instead of unspec_volatile.
21119 Remove mem:BLK from insn operands. Use Pmode scratch register.
21120 (*memory_barrier): Define as unspec instead of unspec_volatile.
21121 Use (match_dup 0) as input operand.
21123 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
21124 Remove mem:BLK from insn operands. Use Pmode scratch register.
21125 Set volatile flag on operand 0.
21126 (*memory_barrier): New insn pattern.
21128 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
21130 (*memory_barrier): Use (match_dup 0) as input operand.
21132 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
21133 Remove mem:BLK from insn operands. Use Pmode scratch register.
21134 Set volatile flag on operand 0.
21135 (*mb_internal): New insn pattern.
21137 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
21139 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21141 PR middle-end/38586
21142 * function.c (struct temp_slot): Move to the section of the file
21143 that deals with temp slots. Remove field 'address'.
21144 (temp_slot_address_table): New hash table of address -> temp slot.
21145 (struct temp_slot_address_entry): New struct, items for the table.
21146 (temp_slot_address_compute_hash, temp_slot_address_hash,
21147 temp_slot_address_eq, insert_temp_slot_address): Support functions
21149 (find_temp_slot_from_address): Rewrite to use the new hash table.
21150 (remove_unused_temp_slot_addresses): Remove addresses of temp
21151 slots that have been made available.
21152 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
21153 worker function for remove_unused_temp_slot_addresses.
21154 (assign_stack_temp_for_type): Don't clear the temp slot address list.
21155 Add the temp slot address to the address -> temp slot map.
21156 (update_temp_slot_address): Update via insert_temp_slot_address.
21157 (free_temp_slots): Call remove_unused_temp_slot_addresses.
21158 (pop_temp_slots): Likewise.
21159 (init_temp_slots): Allocate the address -> temp slot map, or empty
21160 the map if it is already allocated.
21161 (prepare_function_start): Initialize temp slot processing.
21163 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21165 PR middle-end/38584
21166 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
21167 Calculate the size of all stack vars assuming no packing of stack
21168 vars will happen, replacing a quadratic algorithm with a linear one.
21170 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21173 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
21176 2009-01-03 Diego Novillo <dnovillo@google.com>
21178 * doc/contrib.texi: Update contributions.
21180 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21183 * builtins.c (fold_builtin_memory_op): Give up if either operand
21184 is volatile. Set srctype or desttype to non-qualified version
21188 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
21189 and FUNCTION_DECLs.
21191 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
21193 PR rtl-optimization/35805
21194 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
21195 problem if fast dce is able to remove any instructions.
21196 * dce.c (dce_process_block): Fix dump message.
21198 2009-01-02 Mark Mitchell <mark@codesourcery.com>
21201 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
21203 2009-01-02 Jakub Jelinek <jakub@redhat.com>
21205 PR middle-end/38690
21206 * tree-flow.h (op_code_prio, op_prio): New prototypes.
21207 * tree-pretty-print.c (op_code_prio): New function.
21208 (op_prio): No longer static. Use op_code_prio.
21209 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
21210 Use op_prio and op_code_prio to determine if () should be
21211 printed around operand(s) or not.
21213 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
21214 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
21215 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
21216 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
21217 pp_character instead of pp_string for single letter printing.
21219 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
21221 * doc/extend.texi: Fix '#pragma GCC option' typo.
21223 2009-01-02 Richard Guenther <rguenther@suse.de>
21225 * doc/install.texi (--enable-checking): Mention different
21226 default for stage1.
21227 (--enable-stage1-checking): Document.
21229 2009-01-01 Andrew Pinski <pinskia@gmail.com>
21231 PR middle-end/30142
21232 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
21233 case to be an error.
21235 2009-01-02 Ben Elliston <bje@au.ibm.com>
21237 * config/fp-bit.h (pack_d): Constify argument.
21238 * config/fp-bit.c (makenan): Constify return type. Remove casts.
21239 (isnan): Constify argument.
21241 (iszero): Likewise.
21242 (pack_d): Likewise.
21243 (_fpadd_parts): Constify return type.
21244 (_fpmul_parts): Likewise.
21245 (_fpdiv_parts): Likewise.
21247 2009-01-01 Jakub Jelinek <jakub@redhat.com>
21250 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
21251 warn about overwriting initializer with side-effects or
21252 -Woverride-init if !IMPLICIT.
21253 (output_init_element): Likewise. Pass IMPLICIT down to
21255 (process_init_element): Add IMPLICIT argument. Pass it down
21256 to output_init_element.
21257 (push_init_element, pop_init_level, set_designator): Adjust
21258 process_init_element callers.
21259 (set_nonincremental_init, set_nonincremental_init_from_string):
21260 Adjust add_pending_init callers.
21261 (output_pending_init_elements): Adjust output_init_element callers.
21262 * c-tree.h (process_init_element): Adjust prototype.
21263 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
21264 process_init_element callers.
21267 Copyright (C) 2009 Free Software Foundation, Inc.
21269 Copying and distribution of this file, with or without modification,
21270 are permitted in any medium without royalty provided the copyright
21271 notice and this notice are preserved.