1 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3 * doc/extend.texi (Function Attributes): Rewrite unfinished
4 sentence in ms_abi documentation.
6 2010-03-17 Alan Modra <amodra@gmail.com>
8 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
9 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
10 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
11 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
13 2010-03-16 Richard Henderson <rth@redhat.com>
16 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
17 (lower_try_finally): Save and restore eh_seq around the expansion
20 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
22 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
23 statements before splitting block.
25 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
27 * doc/sourcebuild.texi (Testsuites): Fix markup.
28 Use pathnames relative to gcc/testsuite.
29 (Test Directives): Move description of how timeout is determined.
30 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
31 (C Tests): Correct gcc.misc-tests directory.
32 Framework tests now live in gcc.test-framework.
34 2010-03-16 Richard Guenther <rguenther@suse.de>
37 * tree-cfg.c (gimple_merge_blocks): When propagating virtual
38 PHI operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI
41 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
42 Alexandre Oliva <aoliva@redhat.com>
44 PR tree-optimization/42917
45 * lambda-code.c (remove_iv): Skip debug statements.
46 (lambda_loopnest_to_gcc_loopnest): Likewise.
47 (not_interesting_stmt): Debug statements are not interesting.
49 2010-03-16 Jakub Jelinek <jakub@redhat.com>
53 * cselib.c (cselib_preserve_constants,
54 cfa_base_preserved_val): New static variables.
55 (preserve_only_constants): New function.
56 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
57 clear its REG_VALUES. If cselib_preserve_constants, don't
58 empty the whole hash table, but preserve there VALUEs with constants,
59 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
60 (cselib_preserve_cfa_base_value): New function.
61 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
62 (cselib_init): Change argument to int bitfield. Set
63 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
65 (cselib_finish): Clear cselib_preserve_constants and
66 cfa_base_preserved_val.
67 * cselib.h (enum cselib_record_what): New enum.
68 (cselib_init): Change argument to int.
69 (cselib_preserve_cfa_base_value): New prototype.
70 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
71 * dse.c (dse_step1): Likewise.
72 * cfgcleanup.c (thread_jump): Likewise.
73 * sched-deps.c (sched_analyze): Likewise.
74 * gcse.c (local_cprop_pass): Likewise.
75 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
76 If FN is non-NULL, call the callback always and whenever it returns
77 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
78 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
79 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
80 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
81 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
82 * var-tracking.c: Include recog.h.
83 (bb_stack_adjust_offset): Remove.
84 (vt_stack_adjustments): Don't call it, instead just gather the
85 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
86 (adjust_stack_reference): Remove.
87 (compute_cfa_pointer): New function.
88 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
89 (struct adjust_mem_data): New type.
90 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
92 (get_address_mode): New function.
93 (replace_expr_with_values): Use it.
94 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
95 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
96 (adjust_sets): Remove.
97 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
99 (get_adjusted_src): Remove.
100 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
101 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
102 (add_with_sets): Don't call adjust_sets.
103 (fp_setter, vt_init_cfa_base): New functions.
104 (vt_initialize): Change return type to bool. Move most of pool etc.
105 initialization to the beginning of the function from end. Pass
106 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
107 If !frame_pointer_needed, call vt_stack_adjustment before mos
108 vector is filled, call vt_init_cfa_base if argp/framep has been
109 eliminated to sp. If frame_pointer_needed and argp/framep has
110 been eliminated to hard frame pointer, set
111 hard_frame_pointer_adjustment and call vt_init_cfa_base after
112 encountering fp setter in the prologue. For MO_ADJUST, call
113 log_op_type before pusing the op into mos vector, not afterwards.
114 Call adjust_insn before cselib_process_insn/add_with_sets,
115 call cancel_changes (0) afterwards.
116 (variable_tracking_main_1): Adjust for vt_initialize calling
117 vt_stack_adjustments and returning whether it succeeded or not.
119 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
121 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
124 2010-03-15 Jakub Jelinek <jakub@redhat.com>
126 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
128 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
129 drap_reg has not been set.
131 2010-03-15 Michael Matz <matz@suse.de>
134 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
135 use it to expand block copies.
136 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
137 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
138 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
140 2010-03-15 Richard Guenther <rguenther@suse.de>
142 PR tree-optimization/43367
143 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
146 2010-03-15 Richard Guenther <rguenther@suse.de>
148 PR tree-optimization/43317
149 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
151 2010-03-15 Martin Jambor <mjambor@suse.cz>
153 PR tree-optimization/43141
154 * tree-sra.c (create_abstract_origin): New function.
155 (modify_function): Call create_abstract_origin.
157 2010-03-15 Chris Demetriou <cgd@google.com>
159 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
162 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
165 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
166 call insert_out_of_ssa_copy for default definitions.
168 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
170 * graphite-clast-to-gimple.c (my_long_long): Defined.
171 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
172 * graphite-sese-to-poly.c (my_long_long): Defined.
173 (scop_ivs_can_be_represented): Use it.
175 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
177 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
178 graphite-max-bbs-per-function, and loop-block-tile-size.
179 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
181 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
183 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
185 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
187 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
188 (add_upper_bounds_from_estimated_nit): New.
189 (build_loop_iteration_domains): Use it.
191 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
193 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
195 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
198 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
199 should be an INTEGER_CST. Also handle CASE_CONVERT.
201 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
203 * graphite.c (graphite_initialize): To bound the number of bbs per
204 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
205 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
206 * doc/invoke.texi: Document it.
208 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
210 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
211 * graphite-sese-to-poly.h (build_poly_scop): Same.
213 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
215 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
216 the number of parameters in the scop. Use as an upper bound
217 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
218 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
219 * doc/invoke.texi: Document it.
221 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
223 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
224 * doc/c-tree.texi: Remove.
225 * doc/generic.texi: Merge c-tree.texi here.
226 * doc/gccint.texi (Trees): Remove menu entry.
227 (c-tree.texi): Remove @include.
228 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
229 * doc/languages.texi (Reading RTL): Ditto.
231 2010-03-12 Steve Ellcey <sje@cup.hp.com>
234 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
236 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
239 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
240 code added to work around reload clobbering CONST insns.
242 2010-03-12 Jakub Jelinek <jakub@redhat.com>
244 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
245 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
246 (cselib_preserve_only_values): Remove retain argument, don't
247 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
248 * cselib.h (cselib_preserve_only_values): Remove retain argument.
249 * var-tracking.c (micro_operation): Move insn field before union.
250 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
251 (struct variable_tracking_info_def): Remove n_mos field, change
252 mos into a vector of micro_operations.
253 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
254 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
255 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
256 changing into a vector.
257 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
258 come before all other uops generated by add_stores.
259 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
261 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
262 a vector. Run just one pass over the bbs instead of separate counting
263 and computation phase.
264 (vt_finalize): Free VTI (bb)->mos vector instead of array.
267 * tree-inline.c (remap_decls): Put old_var rather than origin_var
268 into *nonlocalized_list vector.
269 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
270 even if origin is non-NULL.
271 (gen_variable_die): Likewise.
272 (process_scope_var): Don't change origin.
273 (gen_decl_die): Likewise.
274 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
275 before adding new edges instead of after it, fix moving over
278 2010-03-11 David S. Miller <davem@davemloft.net>
280 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
282 * configure: Rebuild.
284 2010-03-11 Martin Jambor <mjambor@suse.cz>
286 PR tree-optimization/43257
287 * tree.c (assign_assembler_name_if_neeeded): New function.
288 (free_lang_data_in_cgraph): Assembler name assignment moved to the
290 * tree.h (assign_assembler_name_if_neeeded): Declare.
291 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
292 the function if needed.
294 2010-03-11 Chris Demetriou <cgd@google.com>
296 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
297 include/stdint-gcc.h, and include/stdint.h world-readable.
299 2010-03-11 Richard Guenther <rguenther@suse.de>
301 PR tree-optimization/43255
302 * tree-vrp.c (process_assert_insertions_for): Do not insert
303 asserts for trivial conditions.
305 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
307 PR tree-optimization/43280
308 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
309 generation. Move calculation of size out of the if branch.
310 (find_bswap): Modify compare number generation.
312 2010-03-11 Richard Guenther <rguenther@suse.de>
315 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
316 (input_gimple_stmt): Fixup handled component types during
317 operand read. Also fix up decls in ADDR_EXPRs.
319 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
321 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
322 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
324 2010-03-10 Jan Hubicka <jh@suse.cz>
327 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
328 * varasm.c (get_variable_section): Don't do that here...
329 (make_decl_rtl): ... and here.
330 (do_assemble_alias): Produce decl RTL.
331 (assemble_alias): Likewise.
333 2010-03-10 Jakub Jelinek <jakub@redhat.com>
336 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
337 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
339 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
340 (based_loc_descr): Only express drap or vdrap regno based expressions
341 using DW_OP_fbreg when not optimizing.
342 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
343 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
344 REG_CFA_SET_VDRAP note.
346 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
348 PR tree-optimization/43236
349 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
350 error in calculation of base address in reverse iteration case.
351 (generate_builtin): Take number of latch executions if the statement
354 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
357 * tree-eh.c: Include pointer-set.h.
358 (lower_eh_dispatch): Filter out duplicate case labels and
359 remove the unneeded edge when the label is unused. Return
360 true when some edges are removed.
361 (execute_lower_eh_dispatch): When any lowering resulted in
362 removing an edge, also delete unreachable blocks.
364 2010-03-10 Jakub Jelinek <jakub@redhat.com>
367 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
368 UNSPEC_MACHOPIC_OFFSET.
370 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
373 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
374 (m68k_delegitimize_address): New function.
376 2010-03-09 Jakub Jelinek <jakub@redhat.com>
379 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
382 * var-tracking.c (adjust_sets): New function.
383 (count_with_sets, add_with_sets): Use it.
384 (get_adjusted_src): New inline function.
385 (add_stores): Use it.
388 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
389 call cselib_dummy_expand_value_rtx_cb instead of
390 cselib_expand_value_rtx_cb.
393 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
394 * config/i386/i386.c: Include debug.h and dwarf2out.h.
395 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
396 and .cfi_endproc around the pic thunks.
397 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
398 all queued unwind info register saves are saved before the call.
399 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
400 considered as sp-=4 for unwind info and the pop as sp+=4 which
401 also clobbers dest, but doesn't actually restore it.
404 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
407 2010-03-09 Jie Zhang <jie@codesourcery.com>
409 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
410 whitespaces in output template.
412 2010-03-09 Jie Zhang <jie@codesourcery.com>
414 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
417 2010-03-08 Jakub Jelinek <jakub@redhat.com>
419 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
420 builtins.exp in a separate job.
422 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
424 * graphite-sese-to-poly.c (add_param_constraints): Use
425 lower_bound_in_type and upper_bound_in_type.
427 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
429 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
430 instead of unsigned_type_node.
432 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
433 Reza Yazdani <reza.yazdani@amd.com>
436 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
437 on pointer type parameters.
439 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
443 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
444 handle conversions from pointer to integers.
445 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
446 induction variable, to be able to work with code generated by CLooG.
447 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
448 (build_poly_scop): Bail out if we cannot codegen a loop.
450 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
452 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
453 code generation with gloog_error.
455 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
457 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
458 Call fold_convert on all the returned values.
459 (expand_scalar_variables_expr): Pass to
460 expand_scalar_variables_ssa_name the type of the resulting expression.
462 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
464 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
465 ppl_min_for_le_pointset.
466 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
467 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
469 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
471 * graphite-dependences.c (map_into_dep_poly): Removed.
472 (dependence_polyhedron_1): Use combine_context_id_scat.
474 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
476 * graphite-poly.h (struct poly_scattering): Add layout documentation.
477 (struct poly_bb): Same.
478 (combine_context_id_scat): New.
480 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
483 * sese.c (name_defined_in_loop_p): Return false for default
486 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
488 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
489 and clean up the logic.
491 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
493 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
496 2010-03-08 Jakub Jelinek <jakub@redhat.com>
498 * var-tracking.c (remove_cselib_value_chains): Define only for
500 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
501 delete_slot_part, emit_notes_for_differences_1): Don't call
502 remove_cselib_value_chains here.
503 (set_slot_part, emit_notes_for_differences_2): Don't call
504 add_cselib_value_chains here.
505 (preserved_values): New vector.
506 (preserve_value): New function.
507 (add_uses, add_stores, vt_add_function_parameters): Use it
508 instead of cselib_preserve_value.
509 (changed_values_stack): New vector.
510 (check_changed_vars_0): New function.
511 (check_changed_vars_1, check_changed_vars_2): Use it.
512 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
513 changed_values_stack VALUEs.
514 (vt_emit_notes): For all preserved_values call
515 add_cselib_value_chains. If ENABLE_CHECKING call
516 remove_cselib_value_chains before verifying value_chains is empty.
517 Initialize and free changed_values_stack.
518 (vt_initialize): Initialize preserved_values.
519 (vt_finalize): Free preserved_values.
521 2010-03-08 Richard Guenther <rguenther@suse.de>
523 PR tree-optimization/43269
524 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
527 2010-03-08 Martin Jambor <mjambor@suse.cz>
529 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
530 (ipa_is_param_called): Removed.
531 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
532 (ipa_print_node_params): Do not print the called flag.
533 (ipa_write_node_info): Do not stream the called flag.
534 (ipa_read_node_info): Likewise.
536 2010-03-07 Jakub Jelinek <jakub@redhat.com>
539 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
540 * cselib.c (struct expand_value_data): Add dummy field.
541 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
543 (cselib_dummy_expand_value_rtx_cb): New function.
544 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
546 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
547 * var-tracking.c: Include pointer-set.h.
548 (variable): Change n_var_parts to char from int. Add
549 cur_loc_changed and in_changed_variables fields.
550 (variable_canonicalize): Remove.
551 (shared_var_p): New inline function.
552 (unshare_variable): Maintain cur_loc_changed and
553 in_changed_variables fields. If var was in changed_variables,
554 replace it there with new_var. Just copy cur_loc instead of
555 resetting it to something else.
556 (variable_union): Don't recompute cur_loc. Use shared_var_p.
557 (dataflow_set_union): Don't call variable_canonicalize.
558 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
559 of their DEBUG_EXPR_TREE_DECLs.
560 (canonicalize_loc_order_check): Verify that cur_loc is NULL
561 and in_changed_variables and cur_loc_changed is false.
562 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
563 and cur_loc_changed. Don't update cur_loc here.
564 (variable_merge_over_src): Don't call variable_canonicalize.
565 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
566 removing loc that is equal to cur_loc, clear cur_loc,
567 set cur_loc_changed and ensure variable_was_changed is called.
568 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
569 compare pointers in cur_loc check, if it is equal to loc,
570 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
571 (variable_different_p): Remove compare_current_location argument,
572 don't compare cur_loc.
573 (dataflow_set_different_1): Adjust variable_different_p caller.
574 (variable_was_changed): If dv had some var in changed_variables
575 already, reset in_changed_variables flag for it and propagate
576 cur_loc_changed over to the new variable. On empty var
577 always set cur_loc_changed. Set in_changed_variables on whatever
578 var is added to changed_variables.
579 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
580 Use shared_var_p. When removing loc that is equal to cur_loc,
581 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
582 end, don't set it to something else, just call variable_was_changed.
583 (delete_slot_part): Use shared_var_p. When cur_loc equals to
584 loc being removed, clear cur_loc and set cur_loc_changed.
585 Set cur_loc_changed if all locations have been removed.
586 (struct expand_loc_callback_data): New type.
587 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
588 allocated. Always create SUBREGs if simplify_subreg failed.
589 Prefer to use cur_loc, when that fails and still in
590 changed_variables (and seen first time) recompute it. Set
591 cur_loc_changed of variables which had to change cur_loc and
592 compute elcd->cur_loc_changed if any of the subexpressions used
593 had to change cur_loc.
594 (vt_expand_loc): Adjust to pass arguments in
595 expand_loc_callback_data structure.
596 (vt_expand_loc_dummy): New function.
597 (emitted_notes): New variable.
598 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
599 that weren't used for any other decl in current
600 emit_notes_for_changes call call vt_expand_loc_dummy to update
601 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
602 first loc_chain location if NULL before. Always use just
603 cur_loc instead of first loc_chain location. When cur_loc_changed
604 is false, when not --enable-checking=rtl just don't emit any note.
605 When rtl checking, compute the note and assert it is the same
606 as previous note. Clear cur_loc_changed and in_changed_variables
607 at the end before removing from changed_variables.
608 (check_changed_vars_3): New function.
609 (emit_notes_for_changes): Traverse changed_vars to call
610 check_changed_vars_3 on each changed var.
611 (emit_notes_for_differences_1): Clear cur_loc_changed and
612 in_changed_variables. Recompute cur_loc of new_var.
613 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
614 (vt_emit_notes): Initialize and destroy emitted_notes.
616 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
618 PR rtl-optimization/42220
619 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
620 Use verify_reg_tracked to determine if we should use OP_OUT rather
622 (build_def_use): If we see an in-out operand for a register that we
623 know nothing about, treat is an output if possible, fail the block if
626 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
629 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
632 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
635 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
636 uses of relevant DEFs that are dead outside the loop too.
638 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
640 * var-tracking.c (dataflow_set_merge): Swap src and src2.
642 2010-01-13 Jakub Jelinek <jakub@redhat.com>
644 * var-tracking.c (values_to_unmark): New variable.
645 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
646 values_to_unmark vector. Moved body to...
647 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
648 instead queue it into values_to_unmark vector.
649 (vt_find_locations): Free values_to_unmark vector.
651 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
653 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
654 (site.exp): Export them when plugins are enabled.
656 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
659 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
661 (chrec_fold_multiply): Same.
663 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
666 * c-decl.c (build_compound_literal): Return early if init is
669 2010-03-04 Martin Jambor <mjambor@suse.cz>
671 PR tree-optimization/43164
672 PR tree-optimization/43191
673 * tree-sra.c (type_consists_of_records_p): Reject records with
674 zero-size bit-fields at the end.
676 2010-03-04 Mike Stump <mikestump@comcast.net>
678 * Makefile.in (TAGS): Remove *.y.
680 2010-03-04 Richard Guenther <rguenther@suse.de>
682 PR tree-optimization/40761
683 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
685 (my_rev_post_order_compute): New function.
688 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
691 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
692 decrease the cost of an IV candidate when the cost is infinite.
694 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
696 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
697 Use '3DNow!' for the extension of that name, ensure normal space
699 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
701 2010-03-03 Jeff Law <law@redhat.com>
703 * PR middle-end/32693
704 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
706 (extract_bit_field_1): Likewise.
708 2010-03-03 Janis Johnson <janis187@us.ibm.com>
710 * doc/sourcebuild.texi (Test directives): Document that arguments
711 include-opts and exclude-opts are now optional for dg-skip-if,
712 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
714 2010-03-03 Jason Merrill <jason@redhat.com>
717 * cgraph.h (varpool_node): Add extra_name field.
718 * varpool.c (varpool_extra_name_alias): New.
719 (varpool_assemble_decl): Emit extra name aliases.
720 (varpool_mark_needed_node): Look past an extra name alias.
721 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
722 * lto-streamer-in.c (lto_input_tree): Read it.
723 * lto-streamer-out.c (output_unreferenced_globals): Write it.
725 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
727 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
728 (sparc*-*-solaris2*): ...this.
730 2010-03-03 Jakub Jelinek <jakub@redhat.com>
733 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
734 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
735 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
736 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
739 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
740 fallthrough to default handling, just with want_address 0 instead of 2.
741 For single element lists, add_AT_loc directly, otherwise create an
742 artificial variable DIE and stick location list to it.
745 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
746 (VAL_EXPR_HAS_REVERSE): Define.
747 (reverse_op): New function.
748 (add_stores): For reversible operations add an extra MO_VAL_USE.
750 2010-03-02 Jason Merrill <jason@redhat.com>
752 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
754 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
756 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
757 (sparc64-*-linux*): Likewise.
758 (sparc64-*-solaris2*): Include assembler files before linker ones.
759 (sparc-*-solaris2*): Simplify and reorder to match previous case.
760 * config/sparc/gas.h: Delete.
761 * config/sparc/sol2-64.h: Add copyright notice.
762 * config/sparc/sol2-gas-bi.h: Likewise.
763 * config/sparc/sol2-gld.h: Likewise.
764 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
765 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
766 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
767 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
768 (sparc_elf_asm_named_section): Rename into...
769 (sparc_solaris_elf_asm_named_section): ...this. Always define.
771 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
773 * config/alpha/alpha.c (override_options): Fix -mtune error message.
775 2010-03-02 Jeff Law <law@redhat.com>
778 * reload1.c (rtx_p, substitute_stack): Declare.
779 (substitute): Record addresses of changed rtxs.
780 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
781 Restore the original rtx when complete.
782 (reload): Free subsitute_stack when complete.
784 2010-03-02 Janis Johnson <janis187@us.ibm.com>
786 * doc/gccint.texi (menu): Add Testsuites as a chapter.
787 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
789 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
790 LTO Testing, gcov Testing, profopt Testing, compat Testing,
791 Torture Tests): Change from subsection to section.
793 2010-03-02 Jakub Jelinek <jakub@redhat.com>
794 Steven Bosscher <steven@gcc.gnu.org>
796 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
799 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
802 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
803 the assignment from the new induction variable to the assignment
804 of the value from the original loop PHI function.
806 2010-03-01 Janis Johnson <janis187@us.ibm.com>
807 Daniel Jacobowitz <dan@codesourcery.com>
809 * doc/sourcebuild.texi (Test directives): Clarify options to
812 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
814 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
815 Disable cfi directives unless GCC and gas agree on using read-only
816 .eh_frame sections for 64-bit.
817 * configure: Regenerate.
819 2010-03-01 Richard Guenther <rguenther@suse.de>
821 PR tree-optimization/43220
822 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
823 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
825 2010-03-01 Richard Guenther <rguenther@suse.de>
826 Martin Jambor <mjambor@suse.cz>
829 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
830 gimplified parameters.
832 2010-03-01 Christian Bruel <christian.bruel@st.com>
834 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
836 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
838 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
840 2010-03-01 Richard Guenther <rguenther@suse.de>
843 * expr.c (expand_assignment): Use the alias-oracle to tell
844 if the rhs aliases the result decl.
846 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
849 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
850 to sol_gt_pch_get_address.
851 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
852 64-bit, SPARC and x86.
853 (sol_gt_pch_get_address): New function.
855 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
857 * toplev.h (inform_n, error_n): Declare.
858 * diagnostic.c (inform_n, error_n): New function.
860 2010-03-01 Jakub Jelinek <jakub@redhat.com>
862 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
863 has no rtl yet when processing local_decls, queue it and recheck
864 if deferred stack allocation hasn't assigned it rtl.
866 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
868 * config/sh/sh.c (unspec_bbr_uid): New.
869 (gen_block_redirect): Use it instead of INSN_UID.
870 (gen_far_branch): Likewise.
872 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
874 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
875 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
877 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
879 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
880 (Warning Options): -Wno-conversion-null is valid for
881 Objective-C++ as well.
882 * doc/tm.texi (Named Address Spaces): Likewise.
883 * doc/plugins.texi (Plugins): Replace TABs with spaces.
884 * doc/tree-ssa.texi (Tree SSA): Likewise.
886 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
889 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
890 by default. Don't set the default arch for
891 i[34567]86-*-darwin*|x86_64-*-darwin*.
893 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
896 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
897 default. Set the default 32bit/64bit archs with $with_arch
898 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
900 2010-02-27 Richard Guenther <rguenther@suse.de>
902 PR tree-optimization/43186
903 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
904 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
905 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
908 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
910 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
911 required and i[34567]86-*-* targets don't support 64bit ISA.
913 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
916 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
919 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
921 * config.gcc: Set the default arch at least to Prescott for
922 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
923 if SSE math is enabled.
925 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
927 * diagnostic.c (diagnostic_initialize): Update.
928 (diagnostic_report_diagnostic): Test inhibit_notes_p for
930 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
931 (diagnostic_inhibit_notes): New.
932 * toplev.c (process_options): inhibit notes with -fcompare-debug.
934 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
937 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
938 * doc/standards.texi: Likewise.
939 * doc/extend.texi: Likewise.
940 * doc/trouble.texi: Likewise.
941 * doc/cppopts.texi: Likewise.
942 * doc/install.texi: Likewise.
943 * c.opt (std=c90,std=gnu90): New options.
944 * c-opts.c (c_common_handle_option): Handle them.
946 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
949 * c-decl.c (undeclared_variable): Use an informative note.
951 2010-02-26 Richard Guenther <rguenther@suse.de>
953 PR tree-optimization/43186
954 * gimple.h (gimple_fold): Remove.
955 * gimple.c (gimple_fold): Remove. Inline into single user ...
956 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
957 Try harder for conditions.
959 2010-02-26 Jakub Jelinek <jakub@redhat.com>
962 * function.c (used_types_insert): Don't skip through named pointer
963 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
964 and it is different from the main variant's type.
966 2010-02-26 Nick Clifton <nickc@redhat.com>
968 * config/rx/rx.md (sminsi3): Remove bogus alternative.
970 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
972 * config.gcc: Support --with-fpmath=sse for x86.
974 * config/i386/ssemath.h: New.
976 * doc/install.texi (--with-fpmath=sse): Documented.
978 2010-02-26 Richard Guenther <rguenther@suse.de>
980 PR tree-optimization/43188
981 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
982 vector types of over-aligned element type.
984 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
987 * config/i386/i386.c (expand_vec_perm_blend): Use correct
988 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
990 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
992 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
994 2010-02-26 Jakub Jelinek <jakub@redhat.com>
996 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
997 * var-tracking.c: Include diagnostic.h.
998 (debug_dv): New function.
999 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
1002 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
1003 (add_value_chain, add_value_chains, remove_value_chain,
1004 remove_value_chains): Handle DEBUG_EXPRs.
1005 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
1008 * regcprop.c (struct queued_debug_insn_change): New type.
1009 (struct value_data_entry): Add debug_insn_changes field.
1010 (struct value_data): Add n_debug_insn_changes field.
1011 (debug_insn_changes_pool): New variable.
1012 (free_debug_insn_changes, apply_debug_insn_changes,
1013 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
1014 (kill_value_one_regno): Call free_debug_insn_changes if needed.
1015 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
1017 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
1019 (copyprop_hardreg_forward_1): Don't call apply_change_group for
1020 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
1021 changes, call cprop_find_used_regs via note_stores.
1022 (copyprop_hardreg_forward): When copying vd from predecessor
1023 which has any queued DEBUG_INSN changes, make sure the pointers are
1024 cleared. At the end call df_analyze and then if there are any
1025 DEBUG_INSN changes queued at the end of some basic block for still
1026 live registers, apply them.
1027 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
1029 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
1031 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
1034 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
1036 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
1037 targets. Set the default with_cpu/with_arch from arch/cpu.
1038 Allow x86-64 and native for with_cpu/with_arch.
1040 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
1042 * ebitmap.c: Change calls to verify_popcount with calls to
1043 sbitmap_verify_popcount.
1044 (ebitmap_clear_bit): Fixed map->cacheindex test and
1045 map>cache update when bit clearing results in an empty
1048 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1051 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
1052 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
1053 and support both V2DF and V2DI modes.
1054 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
1055 support both V2DF and V2DI modes.
1056 (general): Delete trailing whitespace from a few patterns.
1058 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1059 V2DF/V2DI interleave high/low builtins.
1061 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
1064 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
1065 interleave high/low functions.
1067 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
1069 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
1070 #pragma extern_prefix.
1072 2010-02-25 Jakub Jelinek <jakub@redhat.com>
1075 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
1076 BLKmode, assert op0 is a MEM and just adjust its mode.
1079 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
1080 if bitpos isn't multiple of mode's bitsize.
1082 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1084 * c.opt (-ftemplate-depth=): New.
1085 (-ftemplate-depth-): Deprecate.
1086 * optc-gen.awk: Handle -ftemplate-depth=.
1087 * opth-gen.awk: Likewise.
1088 * c-opts.c (c_common_handle_option): Likewise.
1089 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
1091 2010-02-24 Jason Merrill <jason@redhat.com>
1093 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
1095 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1097 * cfg.c (alloc_aux_for_block): Remove inline.
1098 (alloc_aux_for_edge): Likewise.
1100 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1102 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
1104 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1106 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
1107 * config/i386/sol2-gas.h: New file.
1108 * config.gcc (i[34567]86-*-solaris2*): Use it.
1110 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1113 * c-typeck.c (ep_convert_and_check): New.
1114 (build_conditional_expr): Use it.
1115 (build_binary_op): Likewise.
1117 2010-02-24 Jakub Jelinek <jakub@redhat.com>
1119 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
1122 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
1123 bounds even for -O+.
1124 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
1125 expr needs to have DECL_NAME set.
1127 2010-02-24 Nick Clifton <nickc@redhat.com>
1129 * config/mep/mep.c: Include gimple.h.
1130 (mep_function_uses_sp): Delete unused function.
1131 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
1132 parameters. Use unsigned integers to count args. Return a
1133 NULL_RTX instead of an error_mark_node. Toidy up formatting.
1135 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1138 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
1139 greater or equal to nelt instead of 2 * nelt.
1140 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
1143 2010-02-23 Jason Merrill <jason@redhat.com>
1146 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
1147 in cfun->local_decls even if they have register types.
1150 * stor-layout.c (place_field): Don't warn about unnecessary
1151 DECL_PACKED if the type is packed.
1153 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1156 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
1157 GOTOFF relocs, even when the base reg isn't pic pointer.
1159 2010-02-23 Michael Matz <matz@suse.de>
1162 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
1163 (expand_gimple_basic_block): Generate and use debug temps if there
1164 are debug uses left after the last real use of TERed ssa names.
1165 Unlink debug immediate uses when they are expanded.
1167 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1170 * config/i386/i386.c (override_options): Reorganise to provide
1171 better error messages.
1173 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1176 * graphite-scop-detection.c (create_single_exit_edge): Move
1177 the call to find_single_exit_edge to....
1178 (create_sese_edges): ...here. Don't handle multiple edges
1179 exiting the function.
1180 (build_graphite_scops): Don't handle multiple edges
1181 exiting the function.
1183 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1186 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
1187 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
1189 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1192 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
1194 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1197 * c-typeck.c (convert_arguments): Print declaration location.
1198 * c-common.c (validate_nargs): Rename as
1199 builtin_function_validate_nargs.
1200 (check_builtin_function_arguments): Update.
1202 2010-02-22 Richard Guenther <rguenther@suse.de>
1205 * tree-inline.c (declare_return_variable): Use the type of
1206 the call stmt lhs if available.
1208 2010-02-22 Duncan Sands <baldrick@free.fr>
1210 * passes.c (register_pass): Always consider all pass lists when
1211 ref_pass_instance_number is zero.
1213 2010-02-22 Richard Guenther <rguenther@suse.de>
1215 PR tree-optimization/42749
1216 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
1217 parameter. Do arithmetic in the original type.
1218 (update_accumulator_with_ops): Likewise.
1219 (adjust_accumulator_values): Adjust.
1221 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1223 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
1224 (QI to BLKmode splitter): New splitter.
1226 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
1228 * config/i386/i386.c (initial_ix86_tune_features): Turn on
1229 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
1231 2010-02-22 Richard Guenther <rguenther@suse.de>
1233 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
1235 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
1237 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
1238 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
1239 ($(T)crti.o, $(T)crtn.o): Remove rules.
1241 2010-02-21 Tobias Burnus <burnus@net-b.de>
1244 * doc/invoke.texi (-fassociative-math): Document that this
1245 option is automatically enabled for Fortran.
1247 2010-02-20 David S. Miller <davem@davemloft.net>
1249 * configure.ac: Test if linker and assembler properly support
1250 GOTDATA_OP relocations.
1251 * configure: Rebuild.
1252 * config.in: Likewise.
1253 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
1254 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
1255 (movsi_high_pic): Likewise.
1256 (movdi_lo_sum_pic): Likewise.
1257 (movdi_high_pic): Likewise.
1258 (movsi_pic_gotdata_op): New pattern.
1259 (movdi_pic_gotdata_op): Likewise.
1260 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
1261 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
1263 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
1266 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
1267 attribute to ssemul.
1268 (xop_mulv2div2di3_high): Ditto.
1270 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1273 * c.opt (Wconversion-null): New option.
1274 * doc/invoke.texi (Wconversion-null): Document.
1276 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1278 * common.opt (Wlarger-than-): Add Undocumented.
1280 2010-02-19 Mike Stump <mikestump@comcast.net>
1282 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
1284 2010-02-19 Jason Merrill <jason@redhat.com>
1287 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
1288 * configure: Likewise.
1290 2010-02-20 Alan Modra <amodra@gmail.com>
1293 * cgraph.h (cgraph_make_decl_local): Declare.
1294 * cgraph.c (cgraph_make_decl_local): New function.
1295 (cgraph_make_node_local): Use it.
1296 * cgraphunit.c (cgraph_function_versioning): Likewise.
1297 * ipa.c (function_and_variable_visibility): Likewise.
1299 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1302 * except.c (sjlj_emit_function_enter): Don't call
1303 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
1305 * rtl.h (add_reg_br_prob_note): Remove prototype.
1307 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1310 * c-common.c (conversion_warning): Remove widening conversions
1311 before checking the conversion of integers to reals.
1313 2010-02-19 Mike Stump <mikestump@comcast.net>
1316 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
1319 * cgraphunit.c (process_function_and_variable_attributes): Check
1320 DECL_PRESERVE_P instead of looking up attribute "used".
1321 * ipa-pure-const.c (check_decl): Likewise.
1322 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
1323 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
1324 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
1325 instead of attribute "used".
1326 * config/sol2-c.c (solaris_pragma_init): Likewise.
1327 (solaris_pragma_fini): Likewise.
1329 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1331 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
1332 Use XCNEW instead of xcalloc.
1333 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
1334 XNEW instead of xmalloc.
1335 (get_fields): Use XNEWVEC instead of xmalloc.
1338 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
1339 populate vars array.
1340 (create_new_general_access): For debug stmts just reset value.
1341 (get_stmt_accesses): For accesses within debug stmts just record them
1342 using add_access_to_acc_sites instead of preventing the peeling or
1343 counting them as accesses.
1346 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
1348 2010-02-19 Richard Guenther <rguenther@suse.de>
1350 PR tree-optimization/42916
1351 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
1354 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
1356 * configure.ac: Replace all uses of changequote in macro arguments
1357 with proper quoting.
1359 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1362 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
1364 2010-02-19 Richard Guenther <rguenther@suse.de>
1366 PR tree-optimization/42944
1367 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
1368 test for aliasing with errno.
1370 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1373 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
1374 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
1375 * dojump.c: Include output.h.
1376 (inv): New inline function.
1377 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
1378 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
1379 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
1380 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
1381 argument, pass it down to other calls.
1382 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
1383 add REG_BR_PROB note to the conditional jump.
1384 * cfgexpand.c (add_reg_br_prob_note): Removed.
1385 (expand_gimple_cond): Don't call it, add the probability
1386 as last argument to jumpif_1/jumpifnot_1.
1387 * Makefile.in (dojump.o): Depend on output.h.
1388 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
1390 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
1391 * stmt.c (do_jump_if_equal): Likewise.
1392 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
1393 * loop-unswitch.c (compare_and_jump_seq): Likewise.
1394 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
1396 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
1397 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
1398 jumpifnot_1 callers.
1399 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
1401 (store_expr): Adjust jumpifnot caller.
1402 (store_constructor): Adjust jumpif caller.
1405 * gimplify.c (gimple_boolify): For __builtin_expect call
1406 gimple_boolify also on its first argument.
1408 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
1410 * configure.ac (gnu-unique-object): Wrap regexps using [] in
1412 (__stack_chk_fail): Ditto. Remove quadrigraphs.
1413 * configure: Regenerated.
1415 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1417 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
1418 lang_hooks.types_compatible_p instead of comptypes.
1420 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
1422 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
1423 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
1424 if __prefer_thumb__ is defined.
1426 2010-02-18 Martin Jambor <mjambor@suse.cz>
1428 PR tree-optimization/43066
1429 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
1430 array with zero-sized element type.
1432 2010-02-18 Jakub Jelinek <jakub@redhat.com>
1434 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
1435 rtx, allocate struct var_loc_node here and return it to the
1436 caller, and only if it is actually needed.
1437 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
1438 move it earlier and return immediately if it returns NULL.
1440 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
1442 * config/sparc/gas.h: New file. Restore
1443 TARGET_ASM_NAMED_SECTION to its ELF default.
1444 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
1446 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1447 Likewise. Add ATTRIBUTE_UNUSED to prototype.
1448 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
1449 after sparc/sysv4.h.
1451 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
1453 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
1455 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
1457 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
1458 patterns from predicated pattern.
1460 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
1463 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
1464 for insn mnemonic suffix.
1466 2010-02-17 Richard Guenther <rguenther@suse.de>
1468 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
1471 2010-02-17 Jakub Jelinek <jakub@redhat.com>
1474 * caller-save.c (save_call_clobbered_regs): If BB ends with
1475 a DEBUG_INSN, move any notes in between last real insn and the last
1476 DEBUG_INSN after the last DEBUG_INSN.
1478 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
1480 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
1481 Fix return type. Fix argument type. Explain meaning of return value.
1483 2010-02-16 Richard Guenther <rguenther@suse.de>
1485 PR tree-optimization/41043
1486 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
1487 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
1489 (vrp_visit_phi_node): ... but only for loop PHI nodes.
1491 2010-02-16 Ira Rosen <irar@il.ibm.com>
1493 PR tree-optimization/43074
1494 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
1495 * tree-vect-loop.c (vect_analyze_loop_operations): Add
1496 vectorizable cycles in hybrid SLP check.
1497 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
1499 2010-02-16 Richard Guenther <rguenther@suse.de>
1501 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
1502 (true_dependence): If memrefs_conflict_p computes must-alias
1503 trust it. Move TBAA check after offset-based disambiguation.
1504 (canon_true_dependence): Likewise.
1506 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
1508 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
1509 * doc/invoke.texi: Document it.
1510 * var-tracking.c: Include toplev.h and params.h.
1511 (vt_find_locations): Return bool indicating success. Compute
1512 hash sizes unconditionally. Check new parameter, report.
1513 (variable_tracking_main_1): Check vt_find_locations results and
1514 retry. Renamed from...
1515 (variable_tracking_main): ... this. New wrapper to preserve
1516 flag_var_tracking_assignments.
1517 * Makefile.in (var-tracking.o): Adjust dependencies.
1519 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
1520 Jakub Jelinek <jakub@redhat.com>
1523 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
1524 if weak_import attribute is present.
1525 * config/darwin.c (machopic_select_section): Likewise.
1527 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
1529 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
1530 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
1531 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
1532 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
1534 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
1536 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1539 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
1540 Rewrite text to refer to the names.
1542 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
1544 * config/i386/i386-builtin-types.def
1545 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
1546 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
1547 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
1548 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
1549 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
1550 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
1551 IX86_BUILTIN_VPERMIL2PS256.
1552 (MULTI_ARG_4_DF2_DI_I): Defined.
1553 (MULTI_ARG_4_DF2_DI_I1): Defined.
1554 (MULTI_ARG_4_SF2_SI_I): Defined.
1555 (MULTI_ARG_4_SF2_SI_I1): Defined.
1556 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
1557 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
1558 __builtin_ia32_vpermil2ps256.
1559 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1560 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1561 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
1562 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1563 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1564 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
1565 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
1566 CODE_FOR_xop_vpermil2v8sf3.
1567 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
1568 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
1569 * config/i386/xopintrin.h (_mm_permute2_pd): New.
1570 (_mm256_permute2_pd): New.
1571 (_mm_permute2_ps): New.
1572 (_mm256_permute2_ps): New.
1574 2010-02-15 Nick Clifton <nickc@redhat.com>
1576 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
1577 boolean parameters. Use emit_jump_insn when emitting a pop
1578 instruction containing a return insn.
1579 (push): Use 'true' rather than '1' as second parameter to F.
1580 (h8300_expand_prologue): Likewise.
1581 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
1582 (h8300_expand_epilogue): Likewise.
1584 2010-02-15 Richard Guenther <rguenther@suse.de>
1587 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
1590 2010-02-15 Nick Clifton <nickc@redhat.com>
1592 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
1595 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
1597 * intl.c (fake_ngettext): New function.
1598 * intl.h (fake_ngettext): Declare.
1599 (ngettext): Define macro.
1600 * collect2.c (notice_translated): New function.
1601 (main): Use notice_translated and ngettext.
1602 * collect2.h (notice_translated): Declare.
1604 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
1606 * reorg.c (delete_computation): Comment fixes.
1607 * caller-save.c (setup_save_areas): Idem.
1608 * sel-sched-dump.c (dump_lv_set): Idem.
1611 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1613 * config/s390/s390.c (s390_sched_init): New function.
1614 (TARGET_SCHED_INIT): Target hook defined.
1616 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
1617 Jack Howarth <howarth@bromo.med.uc.edu>
1618 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1621 Partial revert of unintended change in fix for PR41605.
1622 * config/darwin.h: Fix typo.
1623 * config/darwin9.h: Same.
1625 2010-02-11 Jakub Jelinek <jakub@redhat.com>
1627 * c-pch.c (pch_init): Clear v.
1629 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1632 * graphite-scop-detection.c (graphite_can_represent_scev): Call
1633 graphite_can_represent_init for MULT_EXPR.
1635 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1639 * graphite-sese-to-poly.c (remove_phi): New.
1640 (translate_scalar_reduction_to_array): Call remove_phi.
1642 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1645 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
1646 * graphite-clast-to-gimple.h (gloog): Update declaration.
1647 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
1648 * graphite-poly.h (struct poly_bb): Add missing comments.
1649 (struct scop): Add poly_scop_p field.
1651 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
1652 * graphite.c (graphite_transform_loops): Build the polyhedral
1653 representation for each scop before code generation.
1654 * sese.c (rename_variables_in_operand): Removed.
1655 (rename_variables_in_expr): Return the renamed expression.
1656 (rename_sese_parameters): New.
1657 * sese.h (rename_sese_parameters): Declared.
1659 2010-02-11 Richard Guenther <rguenther@suse.de>
1661 PR tree-optimization/42998
1662 * tree-ssa-pre.c (create_expression_by_pieces): Treat
1663 POINTER_PLUS_EXPR properly.
1665 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1666 Changpeng Fang <changpeng.fang@amd.com>
1669 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
1670 the cost of an IV candidate when the IV is used in a test against zero.
1672 * gcc.dg/tree-ssa/ivopts-3.c: New.
1674 2010-02-11 Richard Guenther <rguenther@suse.de>
1677 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
1678 pointer-vs-decl case by swapping refs. Handle some cases
1679 of pointer-vs-decl disambiguations more conservatively.
1680 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
1681 to false after expanding.
1683 2010-02-11 Richard Guenther <rguenther@suse.de>
1686 * gcc.c (process_command): Handle LTO file@offset case more
1689 2010-02-11 Jakub Jelinek <jakub@redhat.com>
1691 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
1692 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
1694 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
1696 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
1697 if MEM's mode size isn't DWARF2_ADDR_SIZE.
1698 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
1699 Optimize eq/ne comparisons when both arguments are known to be
1701 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
1702 Don't mask operands unnecessarily if they are known to be already
1705 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
1707 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
1710 2010-02-10 Richard Guenther <rguenther@suse.de>
1712 PR tree-optimization/43017
1713 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
1714 for wrapping signed arithmetic.
1716 2010-02-10 Jakub Jelinek <jakub@redhat.com>
1719 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
1720 if no debug info should be emitted for it.
1722 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
1724 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
1725 note when flag_exceptions is set.
1727 2010-02-10 Duncan Sands <baldrick@free.fr>
1729 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
1731 2010-02-10 Richard Guenther <rguenther@suse.de>
1734 * tree.c (get_unwidened): Handle constants.
1735 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
1737 2010-02-10 Martin Jambor <mjambor@suse.cz>
1740 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
1741 check for variable argument counts independently.
1743 2010-02-10 Christian Bruel <christian.bruel@st.com>
1746 * config/sh/sh.c (find_barrier): Increase length for non delayed
1747 conditional branches.
1749 2010-02-10 Christian Bruel <christian.bruel@st.com>
1751 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
1753 2010-02-10 Jakub Jelinek <jakub@redhat.com>
1755 * builtins.c (set_builtin_user_assembler_name): Also handle
1756 ffs if int is smaller than word.
1758 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
1761 * ira-conflicts.c (get_dup): Remove.
1762 (process_reg_shuffles): Add new parameter. Use it as an
1763 additional guard for copy generation.
1764 (add_insn_allocno_copies): Rewrite.
1766 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
1768 * common.opt (fsched2-use-traces): Preserved for backward
1770 * doc/invoke.texi: Remove the documentation about option
1771 -fsched2-use-traces.
1772 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
1773 flag_sched2_use_traces.
1774 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
1775 the backward compatibility flag section.
1777 2010-02-09 Richard Guenther <rguenther@suse.de>
1779 PR tree-optimization/43008
1780 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
1781 make HEAP variables initialized from global memory if they
1782 are not known builtin functions.
1783 (find_func_aliases): Adjust.
1785 2010-02-09 Richard Guenther <rguenther@suse.de>
1787 PR tree-optimization/43000
1788 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
1789 arithmetic manually.
1791 2010-02-08 Jakub Jelinek <jakub@redhat.com>
1793 PR tree-optimization/42931
1794 * tree-loop-linear.c (try_interchange_loops): Don't call
1795 double_int_mul if estimated_loop_iterations failed.
1797 2010-02-08 Martin Jambor <mjambor@suse.cz>
1800 * tree-sra.c (build_accesses_from_assign): Do not mark in
1801 should_scalarize_away_bitmap if stmt has volatile ops.
1802 (sra_modify_assign): Do not process assigns piecemeal if if stmt
1805 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
1807 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
1809 2010-02-07 Adam Nemet <adambnmet@gmail.com>
1811 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
1814 2010-02-07 Andrew Pinski <pinskia@gmail.com>
1817 * df-core.c (df_finish_pass): Change type of saved_flags to int.
1819 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1822 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
1823 to unknown_dependence.
1824 (graphite_legal_transform_dr): Handle the unknown_dependence.
1825 (graphite_carried_dependence_level_k): Same.
1827 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1829 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
1831 2010-02-07 Richard Guenther <rguenther@suse.de>
1834 * expr.c (get_inner_reference): Always initialize *pbitsize.
1836 2010-02-07 Richard Guenther <rguenther@suse.de>
1839 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
1840 new ARRAY_REFs on variable size element or minimal index arrays.
1842 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
1843 gimple_fold_indirect_ref.
1845 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
1848 * arm.c (arm_override_options): Just return if the user has specified
1849 an invalid fpu name.
1851 2010-02-03 Jason Merrill <jason@redhat.com>
1854 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
1855 i386_pe_maybe_record_exported_symbol.
1857 2010-02-05 Steve Ellcey <sje@cup.hp.com>
1860 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
1861 (pa_delegitimize_address): New function.
1863 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
1865 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
1866 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
1868 2010-02-05 Richard Guenther <rguenther@suse.de>
1871 * lto-streamer-in.c (get_resolution): Deal with references
1872 to undefined functions.
1874 2010-02-05 Richard Guenther <rguenther@suse.de>
1876 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
1877 (fold_const_aggregate_ref): Likewise.
1878 (ccp_fold_stmt): Substitute loads.
1879 (maybe_fold_reference): Verify types before substituting.
1881 (fold_gimple_assign): Unshare properly.
1882 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
1884 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
1886 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
1887 for rs6000_gen_cell_microcode.
1889 2010-02-04 Richard Guenther <rguenther@suse.de>
1891 PR rtl-optimization/42952
1892 * dse.c (const_or_frame_p): Remove MEM handling.
1894 2010-02-04 Nick Clifton <nickc@redhat.com>
1896 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
1897 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
1898 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
1899 (mn10300_asm_output_mi_thunk): New function.
1900 (mn10300_can_output_mu_thunk): New function.
1901 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
1902 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
1903 (FUNCTION_ARG): Delete incorrect comment.
1905 2010-02-03 Jason Merrill <jason@redhat.com>
1908 * fold-const.c (operand_equal_p): Handle erroneous types.
1910 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1912 * config/h8300/h8300.md (can_delay): Fix attibute condition.
1914 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
1916 PR rtl-optimization/42941
1917 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
1920 2010-02-03 Jason Merrill <jason@redhat.com>
1923 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
1925 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
1928 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
1929 (cselib_reset_table): Renamed from...
1930 (cselib_reset_table_with_next_value): ... this.
1931 (cselib_get_next_uid): Renamed from...
1932 (cselib_get_next_unknown_value): ... this.
1933 * cselib.c (next_uid): Renamed from...
1934 (next_unknown_value): ... this.
1935 (cselib_clear_table): Adjust.
1936 (cselib_reset_table): Adjust. Renamed from...
1937 (cselib_reset_table_with_next_value): ... this.
1938 (cselib_get_next_uid): Adjust. Renamed from...
1939 (cselib_get_next_unknown_value): ... this.
1940 (get_value_hash): Use hash.
1941 (cselib_hash_rtx): Likewise.
1942 (new_cselib_val): Adjust. Set and dump uid.
1943 (cselib_lookup_mem): Pass next_uid as hash.
1944 (cselib_subst_to_values): Likewise.
1945 (cselib_log_lookup): Dump uid.
1946 (cselib_lookup): Pass next_uid as hash. Adjust.
1947 (cselib_process_insn): Adjust.
1948 (cselib_init): Initialize next_uid.
1949 (cselib_finish): Adjust.
1950 (dump_cselib_table): Likewise.
1951 * dse.c (canon_address): Dump value uid.
1952 * print-rtl.c (print_rtx): Print value uid.
1953 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
1955 (dv_uid): New function, sort of renamed from...
1956 (dv_htab_hash): ... this, reimplemented in terms of it and...
1957 (dv_uid2hash): ... this. New.
1958 (variable_htab_eq): Drop excess assertions.
1959 (tie_break_pointers): Removed.
1960 (canon_value_cmp): Compare uids.
1961 (variable_post_merge_New_vals): Print uids.
1962 (vt_add_function_parameters): Adjust.
1963 (vt_initialize): Reset table. Adjust.
1965 2010-02-03 Richard Guenther <rguenther@suse.de>
1967 PR tree-optimization/42944
1968 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
1969 (call_may_clobber_ref_p_1): Likewise. Properly handle
1970 malloc and calloc clobbering errno.
1972 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
1974 * doc/invoke.texi: Fix name of sched1 dump.
1976 * opts.c (decode_options): Set flag_tree_switch_conversion
1977 only conditionally on optimize >= 2.
1979 * gcse.c: Assorted comment fixes in pass description.
1981 2010-02-03 Anthony Green <green@moxielogic.com>
1983 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
1984 nop padding in order to maintain alignment of storage location of
1985 target function address.
1986 (moxie_trampoline_init): Store target function address at newly
1988 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
1990 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
1992 2010-02-03 Richard Guenther <rguenther@suse.de>
1995 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
1997 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1999 * config.gcc: Reenable check for obsolete targets.
2000 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
2001 mips-sgi-irix6.[0-4]*.
2003 2010-02-02 Nick Clifton <nickc@redhat.com>
2005 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
2006 constant size of 4 as being the same as 0.
2007 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
2008 can take values in the range 0..4.
2010 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
2013 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
2014 as _darwin10_Unwind_FindEnclosingFunction().
2015 * libgcc-libsystem.ver: New.
2017 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
2020 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
2021 implicitly set registers.
2023 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
2025 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
2026 (arm_override_options): Allow automatic selection of the thread
2027 pointer register if thumb2.
2028 (legitimize_pic_address): Improve code sequences for Thumb2.
2029 (arm_call_tls_get_addr): Likewise.
2030 (legitimize_tls_address): Likewise.
2031 * arm.md (pic_load_addr_arm): Delete. Replace with ...
2032 (pic_load_addr_32bit): ... this. New named pattern.
2033 * thumb2.md (pic_load_addr_thumb2): Delete.
2034 (pic_load_dot_plus_four): Delete.
2035 (tls_load_dot_plus_four): New named pattern.
2037 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2040 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
2041 Document fix for TLS bug.
2043 2010-01-31 Richard Guenther <rguenther@suse.de>
2045 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
2046 conservatively correct.
2048 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2052 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2054 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2056 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2058 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
2060 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
2062 * config.gcc: Adjust order of makefile fragments for mingw targets.
2064 2010-01-31 Richard Guenther <rguenther@suse.de>
2067 * gimplify.c (gimplify_init_constructor): For volatile LHS
2068 initialize a temporary.
2070 2010-01-31 Matthias Klose <doko@ubuntu.com>
2072 * configure.ac: Fix __stack_chk_fail check for cross builds configured
2074 * configure: Regenerate.
2076 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
2078 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2079 the same alias set and their sizes different constantness.
2080 (aliasing_component_refs_p): Revert 2009-10-24 change.
2082 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2084 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
2087 2010-01-29 Richard Guenther <rguenther@suse.de>
2089 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
2090 Assert we successfully updated the call.
2092 2010-01-29 Jakub Jelinek <jakub@redhat.com>
2094 PR rtl-optimization/42889
2095 * df.h (df_set_bb_dirty_nonlr): New prototype.
2096 * df-core.c (df_set_bb_dirty_nonlr): New function.
2097 * df-scan.c (df_insn_rescan): Call it instead of
2098 df_set_bb_dirty for DEBUG_INSNs.
2100 2010-01-29 Richard Guenther <rguenther@suse.de>
2103 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
2104 quadratic behavior in most cases.
2106 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
2109 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
2110 in the call to gen_x86_movsicc_0_m1.
2112 2010-01-28 Richard Guenther <rguenther@suse.de>
2114 PR tree-optimization/42871
2115 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
2117 2010-01-28 Richard Guenther <rguenther@suse.de>
2119 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
2120 into call arguments.
2122 2010-01-28 Richard Guenther <rguenther@suse.de>
2125 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
2126 the forwarder if the destination is an EH landing pad.
2128 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
2130 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
2131 block list passed to gimple_duplicate_sese_tail.
2132 (parallelize_loops): Avoid parallelization when the function
2134 Avoid parallelization when the preheader is IRREDUCIBLE.
2135 Try to optimize when estimated_loop_iterations_int is unresolved.
2136 Add the loop's location to the dump file.
2137 * tree-cfg.c (add_phi_args_after_redirect): Remove.
2138 (gimple_duplicate_sese_tail): Remove the check for the latch.
2139 Redirect nexits to the exit block.
2140 Remove handling of the incoming edges to the latch.
2141 Redirect the backedge from the copied latch to the exit bb.
2143 2010-01-28 Michael Matz <matz@suse.de>
2146 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
2147 Wrap force_reg into a sequence, emit it before user.
2149 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
2151 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
2153 (arm_legacy_rev): Likewise.
2154 (thumb_legacy_rev): Likewise.
2156 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2158 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
2159 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
2160 on MEM's address failed, try avoid_constant_pool_reference and
2161 recurse if it returned something different.
2162 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
2163 address, try avoid_constant_pool_reference and recurse if it
2164 returned something different.
2165 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
2166 address and avoid_constant_pool_reference returned something
2167 different, don't set have_address.
2169 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
2172 * var-tracking.c (val_store): Add modified argument, obey it.
2174 (count_uses): Move down logging of main.
2175 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
2176 don't need resolution.
2177 (emit_notes_in_bb): Likewise.
2179 2010-01-27 Richard Guenther <rguenther@suse.de>
2182 * tree-inline.c (remap_decl): Delay remapping of SSA name
2183 default definitions until we need them.
2185 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2187 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2188 (rs6000_delegitimize_address): New function.
2190 * config/s390/s390.c (s390_delegitimize_address): Call
2191 delegitimize_mem_from_attrs.
2194 * tree-inline.c (cannot_copy_type_1): Removed.
2195 (copy_forbidden): Don't forbid copying of functions containing
2196 records/unions with variable length fields.
2198 2010-01-27 Christian Bruel <christian.bruel@st.com>
2202 * config/sh/sh.c (find_barrier): Increase length for non delayed
2203 conditional branches.
2205 2010-01-27 Matthias Klose <doko@ubuntu.com>
2207 * configure.ac (gnu-unique-object): Fix ldd version check.
2208 * configure: Regenerate.
2210 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2212 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
2214 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
2215 Test for HAVE_GNU_AS value.
2217 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2219 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
2220 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
2221 INT64_TYPE): Define.
2222 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
2223 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2224 INT_LEAST64_TYPE): Define.
2225 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
2226 UINT_LEAST64_TYPE): Define.
2227 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
2228 INT_FAST64_TYPE): Define.
2229 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2230 UINT_FAST64_TYPE): Define.
2231 (INTMAX_TYPE, UINTMAX_TYPE): Define.
2232 (INTPTR_TYPE, UINTPTR_TYPE): Define.
2233 (SIG_ATOMIC_TYPE): Define.
2235 2010-01-26 Richard Guenther <rguenther@suse.de>
2237 * df-scan.c (df_scan_set_bb_info): Remove assert.
2238 (df_insn_rescan_debug_internal): Merge asserts.
2239 (df_install_ref): Likewise.
2240 (df_mark_reg): Use bitmap_set_range.
2241 (df_hard_reg_used_p): Remove assert.
2242 (df_hard_reg_used_count): Likewise.
2244 2010-01-26 Richard Guenther <rguenther@suse.de>
2246 PR rtl-optimization/42685
2247 * web.c (web_main): Ignore DEBUG_INSNs.
2249 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
2251 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
2253 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
2254 Fix types of fndecl and arglist parameters.
2256 2010-01-26 Richard Guenther <rguenther@suse.de>
2259 * tree-eh.c (unsplit_eh): Skip debug insns.
2261 2010-01-26 Richard Guenther <rguenther@suse.de>
2263 PR tree-optimization/42250
2264 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
2266 2010-01-26 Jakub Jelinek <jakub@redhat.com>
2269 * omp-low.c (expand_omp_sections): Only use single_pred if
2270 l2_bb is single_pred_p.
2272 2010-01-25 Christian Bruel <christian.bruel@st.com>
2275 * config/sh/sh.c (find_barrier): Increase length for non delayed
2276 conditional branches.
2277 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
2279 2010-01-24 David S. Miller <davem@davemloft.net>
2281 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
2282 define if not using GAS.
2283 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2284 Likewise. Delete SECTION_MERGE code, which is only applicable
2287 2010-01-24 Mark Mitchell <mark@codesourcery.com>
2290 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
2291 mangling of va_list in system headers.
2293 2010-01-23 Toon Moene <toon@moene.org>
2295 * tree-predcom.c (combine_chains): Return NULL, not false.
2297 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
2299 * tree-loop-distribution.c (distribute_loop): Fix declaration and
2300 initialization of variable res to agree with return type.
2302 2010-01-22 Steve Ellcey <sje@cup.hp.com>
2304 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
2305 * tree-sra.c: Add include of expr.h.
2307 2010-01-22 Jakub Jelinek <jakub@redhat.com>
2309 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
2310 insert the debug stmt on the single non-EH edge from the stmt.
2312 2010-01-22 Richard Henderson <rth@redhat.com>
2315 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
2316 the RHS until after generate_subtree_copies has insertted its
2317 code before the current statement.
2319 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
2321 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
2323 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
2325 2010-01-21 Martin Jambor <mjambor@suse.cz>
2327 PR tree-optimization/42585
2328 * tree-sra.c (struct access): New field grp_total_scalarization.
2329 (dump_access): Dump the new field.
2330 (should_scalarize_away_bitmap): New variable.
2331 (cannot_scalarize_away_bitmap): Likewise.
2332 (sra_initialize): Allocate new bitmaps.
2333 (sra_deinitialize): Free new bitmaps.
2334 (create_access_1): New function.
2335 (create_access): Parts moved to create_access_1.
2336 (type_consists_of_records_p): New function.
2337 (completely_scalarize_record): Likewise.
2338 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
2339 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
2340 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
2342 (analyze_all_variable_accesses): Completely scalarize small eligible
2345 2010-01-21 Martin Jambor <mjambor@suse.cz>
2347 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
2349 2010-01-21 Andrew Haley <aph@redhat.com>
2351 * gcc.c (process_command): Move lang_specific_driver before
2352 setting cc_libexec_prefix.
2354 2010-01-21 Richard Guenther <rguenther@suse.de>
2357 * fold-const.c (negate_expr_p): Pretend only negative
2358 real constants are easily negatable.
2360 2010-01-20 Janis Johnson <janis187@us.ibm.com>
2361 Jason Merrill <jason@redhat.com>
2363 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
2364 (TYPE_TRANSPARENT_AGGR): this, for union and record.
2365 * calls.c (initialize argument_information): Handle it.
2366 * c-common.c (handle_transparent_union_attribute): Use new name.
2367 * c-decl.c (finish_struct): Ditto.
2368 * c-typeck.c (type_lists_compatible_p): Ditto.
2369 (convert_for_assignment): Use new name and also handle record.
2370 * function.c (aggregate_value_p): Handle it.
2371 (pass_by_reference): Ditto.
2372 (assign_parm_data_types): Ditto.
2373 * print-tree.c (print_node): Ditto.
2374 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
2375 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
2376 * tree.c (first_field): New fn.
2378 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
2381 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
2382 even when linking statically, for now.
2384 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2387 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
2388 without a cselib val.
2389 (count_uses): Accept MO_VAL_SET with no val on stores.
2390 (add_stores): Likewise.
2392 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2394 * var-tracking.c (check_value_val): Add a compile time assertion.
2395 (dv_is_decl_p): Simplify.
2396 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
2397 gcc_assert if ENABLE_CHECKING.
2399 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2402 * var-tracking.c: Include tree-flow.h.
2403 (mem_dies_at_call): New.
2404 (dataflow_set_preserve_mem_locs): Use it.
2405 (dataflow_set_remove_mem_locs): Likewise.
2406 (dump_var): Renamed from dump_variable. Adjust all callers.
2407 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
2408 * Makefile.in (var-tracking.o): Adjust deps.
2410 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
2412 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
2414 2010-01-20 Richard Guenther <rguenther@suse.de>
2416 PR tree-optimization/42717
2417 * tree-ssa-dce.c (get_live_post_dom): Remove.
2418 (forward_edge_to_pdom): Take an arbitrary edge to copy
2419 degenerate PHI args from.
2420 (remove_dead_stmt): Use the first post-dominator even if it
2421 does not contain live statements as redirection destination.
2423 2010-01-20 Richard Guenther <rguenther@suse.de>
2425 * tree-inline.c (estimate_num_insns): Handle EH builtins.
2427 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2429 * sel-sched.c (create_speculation_check): Remove set but not used
2431 (try_transformation_cache): Remove set but not used variable ds.
2432 (calculate_privileged_insns): Remove set but not used variables
2433 cur_insn and min_spec_insn.
2434 (find_best_expr): Remove set but not used variable avail_n.
2435 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
2437 * cgraphunit.c (assemble_thunk): Remove set but not used variable
2439 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
2440 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
2443 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
2446 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
2447 cpu types. Add support for *-sse3 cpu types.
2448 (x86_64-*-*): Ditto.
2450 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2453 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
2454 argument, call initializer_constant_valid_p_1 instead of
2455 initializer_constant_valid_p, pass CACHE to it, return NULL
2456 immediately if first call returns NULL.
2457 (initializer_constant_valid_p_1): New function.
2458 (initializer_constant_valid_p): Use it.
2460 2010-01-20 Thomas Quinot <quinot@adacore.com>
2462 * tree.def (PLACEHOLDER_EXPR): Fix comment.
2464 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2466 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
2467 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
2468 (loc_list_from_tree): Don't handle unsigned division. Handle
2469 signed modulo using DW_OP_{over,over,div,mul,minus}.
2470 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
2471 modulo instead of signed.
2473 2010-01-20 DJ Delorie <dj@redhat.com>
2475 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
2477 (h8300_emit_stack_adjustment): Propogate it.
2479 (h8300_expand_prologue): Likewise.
2480 (h8300_expand_epilogue): Likewise.
2482 2010-01-19 Michael Matz <matz@suse.de>
2484 PR tree-optimization/41783
2485 * tree-data-ref.c (toplevel): Include flags.h.
2486 (dump_data_dependence_relation): Also dump the inputs if the
2487 result will be unknown.
2488 (split_constant_offset_1): Look through some conversions.
2489 * tree-predcom.c (determine_roots_comp): Restart a new chain if
2490 the offset from last element is too large.
2491 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
2492 (reassociate_to_the_same_stmt): Handle vector registers.
2493 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
2495 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
2496 wide_prolog_niters argument, emit widening instructions.
2497 (vect_do_peeling_for_alignment): Adjust caller, use widened
2498 variant of the iteration cound.
2499 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
2501 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2504 * config/arm/neon-testgen.m (emit_automatics): New parameter
2505 features. Adjust for Fixed_return_reg feature.
2506 (test_intrinsic): Call emit_automatics with new feature.
2507 * config/arm/neon.ml: Update copyright years.
2508 (features): New Fixed_return_reg feature.
2509 (ops): Update feature for Vget_low.
2511 2010-01-19 Jakub Jelinek <jakub@redhat.com>
2513 PR tree-optimization/42719
2514 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
2518 * fwprop.c (all_uses_available_at): Return false if def_set dest
2519 is a REG that is used in def_insn.
2521 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
2523 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
2525 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
2528 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
2530 * target.h (struct gcc_target) <secondary_reload>: Change type
2531 of last argument to secondary_reload_info *.
2533 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
2536 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
2537 memory references with unaligned offsets. Remove CQImode handling.
2538 (unaligned_memory_operand): Return 1 for memory references with
2539 unaligned offsets. Remove CQImode handling.
2541 2010-01-18 Richard Guenther <rguenther@suse.de>
2544 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
2547 2010-01-18 Richard Guenther <rguenther@suse.de>
2549 PR tree-optimization/42781
2550 * tree-ssa-structalias.c (find_what_var_points_to): Skip
2551 restrict processing only if the original variable was artificial.
2553 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
2555 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
2556 find number of popped argument bytes.
2558 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
2559 Fix the text that describes the return value for invalid insns.
2561 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
2563 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
2564 Clarify what 'cost of the -dependence' is. Fix quoting.
2566 * toplev.c (default_get_pch_validity): Rename argument to "sz".
2567 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
2569 2010-01-17 Jakub Jelinek <jakub@redhat.com>
2571 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2572 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
2574 2010-01-17 Richard Guenther <rguenther@suse.de>
2577 * function.c (split_complex_args): Take a VEC to modify.
2578 (assign_parms_augmented_arg_list): Build a VEC instead of
2579 a chain of PARM_DECLs.
2580 (assign_parms_unsplit_complex): Take a VEC of arguments.
2581 Do not fixup unmodified parms.
2582 (assign_parms): Deal with the VEC.
2583 (gimplify_parameters): Likewise.
2585 2010-01-17 Richard Guenther <rguenther@suse.de>
2587 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
2588 node existence check.
2589 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
2590 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
2591 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
2592 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
2593 (gimple_execute_on_growing_pred): Likewise.
2595 2010-01-17 Richard Guenther <rguenther@suse.de>
2597 PR tree-optimization/42773
2598 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
2599 (compute_antic_aux): Likewise.
2600 (compute_partial_antic_aux): Likewise.
2602 2010-01-17 Jie Zhang <jie.zhang@analog.com>
2605 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
2608 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
2610 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
2613 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
2614 Fix markup for strict argument.
2616 (TARGET_SCHED_REORDER2): Fix argument types.
2618 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
2619 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
2621 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
2622 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
2624 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
2627 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
2628 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
2629 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
2630 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
2631 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
2633 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
2635 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
2637 (TARGET_ASM_RELOC_RW_MASK): Add return type.
2638 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
2640 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
2642 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
2645 (TARGET_ASM_NAMED_SECTION): Fix argument list.
2647 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
2648 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
2650 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
2652 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
2654 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
2655 referring to it. Fix language.
2657 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
2659 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
2661 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
2663 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
2665 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
2666 '@var{stream}. Remove stray 'and'.
2668 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
2670 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
2672 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
2674 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
2675 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
2677 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
2678 Fix description of return value.
2679 Rename argument "sz" to "len."
2681 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
2682 Clarify meaning of 'true' return value.
2684 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
2686 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
2687 rep_mode versus mode_rep.
2689 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
2691 (TARGET_BUILTIN_DECL): Fix name.
2693 (TARGET_COMMUTATIVE_P): Fix type of first argument.
2695 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
2697 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
2699 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
2701 (TARGET_RELAXED_ORDERING): Use @deftypevr.
2703 (TARGET_GET_DRAP_RTX): Note that this is a hook.
2706 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
2707 Rename argument tm_fn to md_fn.
2709 (TARGET_OPTION_PRINT): Fix argument list.
2711 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
2714 * config/i386/i386.c (ix86_fixup_binary_operands):
2715 Revert FMA4 fixup of operands.
2717 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2720 * Makefile.in (write_entries_to_file, install-plugin):
2721 Use \012 instead of \n with tr.
2723 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
2725 * configure.ac (HAVE_AS_REF): New C macro.
2726 * configure: Regenerate.
2727 * config.in: Likewise.
2728 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
2730 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
2733 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
2735 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
2737 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
2739 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
2741 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
2743 (TARGET_IN_SMALL_DATA_P): Fix argument type.
2745 (TARGET_BINDS_LOCAL_P): Fix argument type.
2747 (TARGET_ASM_FILE_END): Use prototype.
2749 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
2751 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
2753 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
2755 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
2757 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
2758 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
2760 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
2761 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
2763 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
2764 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
2765 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
2766 (TARGET_ADDR_SPACE_CONVERT): Likewise.
2768 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
2770 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
2772 (TARGET_INIT_BUILTINS): Use prototype.
2774 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
2775 Put 'const char *' in braces. Fix parameter types.
2776 (TARGET_INVALID_CONVERSION): Fix parameter types.
2777 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
2778 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
2780 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
2783 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
2785 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
2787 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
2789 * doc/tm.texi (TARGET_HELP): Fix return type.
2791 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
2792 in braces. Fix argument types.
2794 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
2796 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
2798 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
2800 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
2801 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
2803 (TARGET_MANGLE_TYPE): Fix argument types.
2805 (TARGET_IRA_COVER_CLASSES): Use prototype.
2807 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
2809 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
2811 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
2813 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
2815 (TARGET_CALLEE_COPIES): Fix argument types.
2817 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
2819 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
2821 (TARGET_FUNCTION_VALUE): Fix argument types.
2823 (TARGET_RETURN_IN_MSB): Fix argument type.
2825 (TARGET_RETURN_IN_MEMORY): Fix argument types.
2827 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
2829 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
2831 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
2832 agree with return type.
2834 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
2836 2010-01-15 Jing Yu <jingyu@google.com>
2838 PR rtl-optimization/42691
2839 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
2840 a pseudo to a constant and are merged, and adjust comments.
2842 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
2844 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
2846 2010-01-15 Richard Guenther <rguenther@suse.de>
2849 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
2850 labels of computed or non-local gotos to the destination.
2851 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
2852 landing pad label is the first label.
2854 2010-01-15 Richard Guenther <rguenther@suse.de>
2856 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
2858 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2861 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
2862 to allow generation of the xssqrtdp instruction on power7.
2863 (sqrtdf2_fpr): Ditto.
2865 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2868 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
2869 functions with noreturn attribute.
2872 * varasm.c (declare_weak): Add weak attribute to decl if it
2873 doesn't have one already.
2874 (assemble_external): Only add decls to weak_decls if they also
2875 have weak attribute.
2877 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
2879 * var-tracking.c (var_reg_delete): Don't delete the association
2880 between REGs and values or one-part variables if the register
2883 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2886 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
2887 because its first operand is a non-localized variable.
2889 2010-01-14 Martin Jambor <mjambor@suse.cz>
2891 PR tree-optimization/42706
2892 * tree-sra.c (encountered_recursive_call): New variable.
2893 (encountered_unchangable_recursive_call): Likewise.
2894 (sra_initialize): Initialize both new variables.
2895 (callsite_has_enough_arguments_p): New function.
2896 (scan_function): Call decl and flags check only for IPA-SRA, check
2897 whether there is a recursive call and whether it has enough arguments.
2898 (all_callers_have_enough_arguments_p): New function.
2899 (convert_callers): Look for recursive calls only when
2900 encountered_recursive_call is set.
2901 (ipa_early_sra): Bail out either if
2902 !all_callers_have_enough_arguments_p or
2903 encountered_unchangable_recursive_call.
2905 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2907 * sel-sched.c: Add 2010 to copyright years.
2908 * sel-sched-ir.c: Likewise.
2909 * sel-sched-ir.h: Likewise.
2911 2010-01-14 Martin Jambor <mjambor@suse.cz>
2913 PR tree-optimization/42714
2914 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
2915 constructors specially.
2917 2010-01-14 Andi Kleen <ak@linux.intel.com>
2919 * config/i386/drivers-i386.c (detect_caches_intel):
2920 Add l2sizekb parameter and fill in.
2921 (host_detect_local_cpu): Add l2sizekb, fill in.
2922 Add Atom small cache heuristic.
2924 2010-01-14 Andi Kleen <ak@linux.intel.com>
2926 * config/i386/drivers-i386.c (detect_caches_cpuid4):
2927 Add level3 parameter and fill in.
2928 (detect_caches_intel): Handle level3 cache.
2930 2010-01-14 Andi Kleen <ak@linux.intel.com>
2932 * config/i386/drivers-i386.c (host_detect_local_cpu):
2933 Fix core duo detection.
2935 2010-01-14 Andi Kleen <ak@linux.intel.com>
2937 * config/i386/drivers-i386.c (host_detect_local_cpu):
2940 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2942 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
2943 (rs6000_variable_issue_1): this. Use...
2944 (rs6000_variable_issue): here. Reimplement. Print debug info.
2946 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2948 * sel-sched-ir.c (sel_restore_other_notes): Rename to
2949 sel_restore_notes. Update all callers. Call reemit_notes
2952 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2954 PR rtl-optimization/42246
2955 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
2958 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2960 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
2961 all successors is the same as number of successors in current region.
2963 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2965 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
2966 to rename is not separable. Otherwise check that its LHS is not NULL.
2968 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2970 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
2972 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2974 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
2975 available registers when failed to discover LHS register class.
2976 Fix indentation. Update comment.
2978 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2979 Alexander Monakov <amonakov@ispras.ru>
2981 PR rtl-optimization/42389
2982 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
2984 (advance_state_on_fence): Likewise.
2985 (sel_target_adjust_priority): Print debug output only when
2986 sched_verbose >= 4, not 2.
2987 (get_expr_cost): Do not issue all unique insns on the next cycle.
2988 (fill_insns): Initialize can_issue_more from the value saved
2990 * sel-sched-ir.c (flist_add): New parameter issue_more.
2991 Init FENCE_ISSUE_MORE with it.
2992 (merge_fences): Likewise.
2993 (init_fences): Update call to flist_add.
2994 (add_to_fences, add_clean_fence_to_fences)
2995 (add_dirty_fence_to_fences): Likewise.
2996 (move_fence_to_fences): Update call to merge_fences.
2997 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
2999 * sel-sched-ir.h (struct _fence): New field issue_more.
3000 (FENCE_ISSUE_MORE): New accessor macro.
3002 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3004 PR rtl-optimization/42388
3005 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
3006 that have no predecessors nor successors. Do not call move_bb_info
3007 for empty blocks outside of current region.
3009 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3011 PR rtl-optimization/42294
3012 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
3013 * sel-sched.c (move_exprs_to_boundary): Transitively add all
3014 originators' originators.
3016 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3018 PR rtl-optimization/39453
3019 PR rtl-optimization/42246
3020 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
3022 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
3024 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3025 Alexander Monakov <amonakov@ispras.ru>
3028 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
3029 (maybe_tidy_empty_bb): ... here. Make static. Add new
3030 argument. Update all callers.
3031 (tidy_control_flow): ... and here. Recompute topological order
3032 of basic blocks in region if necessary.
3033 (sel_redirect_edge_and_branch): Change return type. Return true
3034 if topological order might have been invalidated.
3035 (purge_empty_blocks): Export and move from...
3036 * sel-sched.c (purge_empty_blocks): ... here.
3037 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
3038 (maybe_tidy_empty_bb): Delete prototype.
3039 (purge_empty_blocks): Declare.
3041 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3043 PR rtl-optimization/42249
3044 * sel-sched.c (try_replace_dest_reg): When chosen register
3045 and original register is the same, do not bail out early, but
3046 still check all original insns for validity of replacing destination
3047 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
3050 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3053 Port from no-undefined-overflow branch:
3054 2009-03-09 Richard Guenther <rguenther@suse.de>
3056 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
3058 2010-01-14 Richard Guenther <rguenther@suse.de>
3061 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
3063 2010-01-14 Ira Rosen <irar@il.ibm.com>
3065 PR tree-optimization/42709
3066 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
3067 as scalar type in creation of constant vector operand.
3069 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3072 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
3073 (check-parallel-%): Match `testsuite' directory component only
3076 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
3078 PR translation/39521
3079 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
3082 2010-01-13 Richard Guenther <rguenther@suse.de>
3084 PR tree-optimization/42730
3085 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
3088 2010-01-13 Steve Ellcey <sje@cup.hp.com>
3091 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
3092 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
3095 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
3097 * config/bfin/libgcc-bfin.ver: Regenerate based on current
3098 libgcc-std.ver. Add entries for ___smulsi3_highpart and
3099 ___umulsi3_highpart.
3101 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
3102 rather than schedule_insns if the pass is enabled.
3104 2010-01-13 Martin Jambor <mjambor@suse.cz>
3106 PR tree-optimization/42704
3107 * tree-sra.c (sra_modify_assign): Do not delete assignments to
3110 2010-01-13 Martin Jambor <mjambor@suse.cz>
3112 PR tree-optimization/42703
3113 * tree-sra.c (analyze_access_subtree): Check that we can build a
3114 reference to the original data within the aggregate.
3116 2010-01-13 Richard Guenther <rguenther@suse.de>
3118 PR tree-optimization/42705
3119 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
3121 2010-01-13 Richard Guenther <rguenther@suse.de>
3124 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
3126 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3129 * var-tracking.c (values_to_unmark): New variable.
3130 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3131 values_to_unmark vector. Moved body to...
3132 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3133 instead queue it into values_to_unmark vector.
3134 (vt_find_locations): Free values_to_unmark vector.
3136 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
3138 * config/s390/s390.c (override_options): Set
3139 default of max-pending-list-length to 256
3141 2010-01-13 Richard Guenther <rguenther@suse.de>
3144 * tree-pass.h (PROP_gimple_lcx): New.
3145 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
3146 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
3147 before the final cleanup_eh.
3148 (dump_properties): Dump PROP_gimple_lcx.
3149 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
3150 (tree_lower_complex_O0): Remove.
3151 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
3152 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
3153 tree_lower_complex, schedule TODO_update_ssa.
3154 * lto-streamer-out.c (output_function): Stream the functions
3156 * lto-streamer-in.c (input_function): Likewise.
3157 (lto_read_body): Do not override them here.
3159 2010-01-12 Joseph Myers <joseph@codesourcery.com>
3162 * c-typeck.c (build_c_cast): Fold value cast to union type before
3163 wrapping it in a CONSTRUCTOR.
3165 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3167 PR rtl-optimization/42699
3168 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
3171 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3173 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3174 SUBTARGET_WARN_UNUSED_SPEC): Move ...
3175 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3176 SUBTARGET_WARN_UNUSED_SPEC): ... here
3177 * config/mips/iris5.h (LIBGCC_SPEC): Define.
3179 2010-01-12 Julian Brown <julian@codesourcery.com>
3181 * config/arm/neon-schedgen.ml (Utils): Don't try to
3182 open missing module.
3183 (find_with_result): New.
3185 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3188 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
3189 sharing when canonicalizing ({lt,ge}u (plus a b) b).
3191 PR tree-optimization/42645
3192 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
3193 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
3194 decl_map, set processing_debug_stmt to -1 and return name without
3197 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
3199 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
3200 binutils version, and reword target configuration description.
3202 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3204 * config/avr/avr.h (LINKER_NAME): Remove.
3206 2010-01-11 Janis Johnson <janis187@us.ibm.com>
3209 * config/rs6000/rs6000.c (rs6000_override_options): On targets
3210 that support VSX, warn for -mno-altivec if vsx is not disabled,
3213 2010-01-11 Joseph Myers <joseph@codesourcery.com>
3214 Shujing Zhao <pearly.zhao@oracle.com>
3216 PR translation/42469
3217 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
3218 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
3219 character between option name and help text.
3220 * c.opt (imultilib): Likewise.
3222 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
3224 * lto-streamer-out.c (output_unreferenced_globals): Output static
3227 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
3229 PR rtl-optimization/42621
3230 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
3231 optimizing for size.
3232 (duplicate_computed_gotos): Remove now-redundant check.
3234 2010-01-10 Steve Ellcey <sje@cup.hp.com>
3237 * configure.ac: Save and restore LDFLAGS and LIBS
3238 * configure: Regenerate.
3240 2010-01-10 Richard Guenther <rguenther@suse.de>
3243 * builtins.c (fold_builtin_strlen): Add type argument and
3244 convert the resulting length to it.
3245 (fold_builtin_1): Adjust.
3247 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3249 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
3250 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
3252 (num_insns_constant_wide): Adjust for that change.
3254 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3257 * web.c (union_defs): Add used argument, to combine uses of
3259 (entry_register): Adjust type and tests of used argument.
3260 (web_main): Widen used for new use. Pass it to union_defs.
3261 * df.h (union_defs): Adjust prototype.
3263 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3266 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
3267 uses in new incoming argument. Free body.
3268 (reset_debug_uses_in_loop): New.
3269 (analyze_insn_to_expand_var): Call the latter if the former found
3270 anything. Fix whitespace. Reject invalid dest overlaps before
3271 going through all insns in the loop.
3273 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3276 * haifa-sched.c (dying_use_p): Debug insns don't count.
3278 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3281 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
3282 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
3283 (verify_gimple_call): Reject LHS in noreturn calls.
3285 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3289 * tree-vect-loop-manip.c (adjust_info): New type.
3290 (adjust_vec): New pointer to vector.
3291 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
3292 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
3293 (slpeel_update_phis_for_duplicate_loop): Use them.
3294 (slpeel_update_phi_nodes_for_guard1): Likewise.
3295 (slpeel_update_phi_nodes_for_guard2): Likewise.
3296 (slpeel_tree_peel_loop_to_edge): Likewise.
3297 (vect_update_ivs_after_vectorizer): Likewise.
3299 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3301 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
3302 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3304 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3306 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
3307 bogus uninitialized warning.
3309 2010-01-09 Richard Guenther <rguenther@suse.de>
3312 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
3313 the evolution is compatible with the initial condition.
3315 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3317 * gcc.c (process_command): Update copyright notice dates.
3318 * gcov.c (print_version): Likewise.
3319 * gcov-dump.c (print_version): Likewise.
3320 * mips-tfile.c (main): Likewise.
3321 * mips-tdump.c (main): Likewise.
3323 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3326 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
3328 (rotlhi3_8): Delete.
3330 (rotlsi3_8): Delete.
3331 (rotlsi3_16): Delete.
3332 (rotlsi3_24): Delete.
3334 (*rotw<mode>3): New.
3335 (*rotb<mode>3): New.
3336 * config/avr/avr.c (avr_rotate_bytes): New function.
3337 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
3339 2010-01-08 Steve Ellcey <sje@cup.hp.com>
3342 * configure.ac: Modify -rdynamic check.
3343 * configure: Regenerate.
3345 2010-01-08 DJ Delorie <dj@redhat.com>
3347 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
3348 register popping order.
3350 2010-01-08 Richard Guenther <rguenther@suse.de>
3353 * c.opt (fsigned-char): Also let LTO handle this option.
3354 (funsigned-char): Likewise.
3356 2010-01-07 Richard Guenther <rguenther@suse.de>
3358 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
3359 (gimple_op): Likewise.
3360 (gimple_op_ptr): Likewise.
3361 (gimple_assign_set_lhs): Remove gcc_assert.
3362 (gimple_assign_set_rhs1): Likewise.
3363 (gimple_assign_set_rhs2): Likewise.
3364 (gimple_call_set_lhs): Likewise.
3365 (gimple_call_set_fn): Likewise.
3366 (gimple_call_set_fndecl): Likewise.
3367 (gimple_call_fndecl): Likewise.
3368 (gimple_call_return_type): Likewise.
3369 (gimple_call_set_chain): Likewise.
3370 (gimple_call_num_args): Likewise.
3371 (gimple_call_set_arg): Likewise.
3372 (gimple_cond_set_code): Likewise.
3373 (gimple_cond_set_lhs): Likewise.
3374 (gimple_cond_set_rhs): Likewise.
3375 (gimple_cond_set_true_label): Likewise.
3376 (gimple_cond_set_false_label): Likewise.
3377 (gimple_label_set_label): Likewise.
3378 (gimple_goto_set_dest): Likewise.
3379 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
3380 (gimple_debug_bind_get_value): Likewise.
3381 (gimple_debug_bind_get_value_ptr): Likewise.
3382 (gimple_debug_bind_set_var): Likewise.
3383 (gimple_debug_bind_set_value): Likewise.
3384 (gimple_debug_bind_reset_value): Likewise.
3385 (gimple_debug_bind_has_value_p): Likewise.
3386 (gimple_return_retval_ptr): Remove gcc_assert.
3387 (gimple_return_retval): Likewise.
3388 (gimple_return_set_retval): Likewise.
3389 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
3390 (safe_referenced_var_iterator): Remove.
3391 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
3392 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
3393 (fill_referenced_var_vec): Remove.
3394 (first_readonly_imm_use): Remove redundant gcc_assert.
3395 (phi_arg_index_from_use): Combine gcc_asserts.
3396 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
3397 (first_imm_use_stmt): Remove redundant gcc_assert.
3398 * tree-cfg.c (verify_gimple_call): Verify function and chain
3399 operands. Verify arguments.
3400 (verify_types_in_gimple_stmt): Verify condition code and labels.
3402 2010-01-07 Richard Guenther <rguenther@suse.de>
3404 PR tree-optimization/42641
3405 * sese.c (rename_map_elt_info): Use the SSA name version, do
3408 2010-01-07 Jakub Jelinek <jakub@redhat.com>
3410 PR tree-optimization/42625
3411 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
3412 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
3414 2010-01-07 Duncan Sands <baldrick@free.fr>
3416 * Makefile.in (PLUGIN_HEADERS): Add version.h.
3418 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
3421 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
3422 note itself is not function_invariant_p.
3424 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
3426 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
3427 Do not add the DF_NOTE problem.
3428 * store-motion.c (execute_rtl_store_motion): Likewise.
3430 2010-01-07 Martin Jambor <mjambor@suse.cz>
3432 PR tree-optimization/42157
3433 * tree-sra.c (compare_access_positions): Stabilize sort if both
3434 accesses have integer types, return zero immediately if they are the
3437 2010-01-06 Richard Henderson <rth@redhat.com>
3440 * haifa-sched.c (add_to_note_list): Merge into ...
3441 (concat_note_lists): ... here, and ...
3442 (unlink_other_notes, rm_other_notes): Merge into...
3443 (remove_notes): ... here. Create REG_SAVE_NOTEs for
3444 NOTE_INSN_EPILOGUE_BEG.
3446 2010-01-06 Richard Guenther <rguenther@suse.de>
3448 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
3449 not inline regular functions into always-inline functions.
3451 2010-01-06 Nick Clifton <nickc@redhat.com>
3453 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
3454 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
3456 (OVERRIDE_OPTIONS): Delete.
3457 (OPTIMIZATION_OPTIONS): Define.
3458 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
3459 * config/rx/rx.c (rx_handle_option): Issue an error message if
3460 -mcpu=rx200 and -fpu are used together.
3461 (rx_set_optimization_options): New function. Issue an error
3462 message if an optimization attribute attempts to reset the FPU/
3463 math optimization pairing.
3464 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
3465 * config/rx/rx.opt: Set the default to 32-bit doubles.
3466 * config/rx/t-rx: Add multilibs for -nofpu option.
3467 * doc/invoke.texi: Update documentation of RX options.
3469 2010-01-06 Richard Guenther <rguenther@suse.de>
3471 * tree-ssa-pre.c (name_to_id): New global.
3472 (alloc_expression_id): Simplify SSA name handling.
3473 (lookup_expression_id): Likewise.
3474 (init_pre): Zero name_to_id.
3475 (fini_pre): Free it.
3477 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
3479 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
3481 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
3484 * config/i386/sse.md (smaxv2di3): New.
3485 (umaxv2di3): Likewise.
3486 (sminv2di3): Likewise.
3487 (uminv2di3): Likewise.
3489 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
3492 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
3493 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
3494 (legitimize_tls_address): Likewise.
3495 (sparc_tls_referenced_p): Likewise.
3496 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
3497 and adjust calls to legitimize_pic_address.
3498 (legitimate_constant_p) Use sparc_tls_referenced_p.
3499 (legitimate_pic_operand_p): Likewise.
3500 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
3501 (sparc_tls_symbol_ref_1): Delete.
3502 (sparc_tls_referenced_p): Make static, recognize specific patterns.
3503 (legitimize_tls_address): Make static, handle CONST patterns.
3504 (legitimize_pic_address): Make static, remove unused parameter and
3505 adjust recursive calls.
3506 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
3507 and adjust call to legitimize_pic_address.
3508 (sparc_output_mi_thunk): Likewise.
3510 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
3511 H.J. Lu <hongjiu.lu@intel.com>
3514 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
3515 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
3516 operands to make them signed.
3519 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3522 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3523 GTU to GT for V4SI and V2DI.
3525 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3526 (umin<mode>3): Removed.
3528 (uminv4si3): Likewise.
3530 2010-01-05 Martin Jambor <mjambor@suse.cz>
3532 PR tree-optimization/42462
3533 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
3534 current_function_decl to helper functions and macros.
3536 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3539 * flags.h: Don't include real.h.
3540 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
3541 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
3542 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
3543 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
3544 * dominance.c: Update copyright.
3545 * gimple.c (walk_gimple_op): Remove inline.
3546 * tree-ssa-reassoc.c: Include real.h.
3547 * Makefile.in (FLAGS_H): Remove $(REAL_H).
3548 (tree-ssa-reassoc.o): Depend on $(REAL_H).
3550 2010-01-05 Nick Clifton <nickc@redhat.com>
3552 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
3553 register to push into the stack frame when the accumulator has to
3554 be saved during interrupts.
3556 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
3558 * doc/invoke.texi: Remove the documentation about option
3560 * common.opt (Wunreachable-code): Preserved for backward
3562 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
3563 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
3564 the backward compatibility flag section.
3566 2010-01-05 Richard Guenther <rguenther@suse.de>
3568 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
3570 2010-01-05 Jakub Jelinek <jakub@redhat.com>
3573 * cfgexpand.c (expand_one_var): Diagnose too large variables.
3575 PR tree-optimization/42508
3576 * tree-sra.c (convert_callers): Check for recursive call
3577 by comparing cgraph nodes instead of decls.
3578 (modify_function): Call ipa_modify_formal_parameters also
3579 on all same_body aliases.
3581 * cgraphunit.c (cgraph_materialize_all_clones): Compare
3582 cgraph nodes when checking for same_body aliases.
3584 2010-01-05 Richard Guenther <rguenther@suse.de>
3586 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
3587 allocation and lookup.
3588 (get_or_alloc_expr_for_constant): Likewise.
3589 (phi_translate): Sink allocation.
3591 2010-01-04 Richard Guenther <rguenther@suse.de>
3593 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
3594 a new entry only if needed.
3595 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
3596 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
3598 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
3600 (phi_translate): Handle CONSTANTs early.
3602 2010-01-04 Martin Jambor <mjambor@suse.cz>
3604 PR tree-optimization/42398
3605 * tree-sra.c (struct access): Removed flag grp_different_types.
3606 (dump_access): Do not dump the removed flag.
3607 (sort_and_splice_var_accesses): Do not set the removed flag.
3608 (sra_modify_expr): Check for type compatibility directly.
3610 2010-01-04 Martin Jambor <mjambor@suse.cz>
3612 PR tree-optimization/42366
3613 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
3614 edges with variable number of parameters.
3615 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
3616 flag instead of asserting it.
3617 (ipa_read_node_info): Read uses_analysis_done flag.
3619 2010-01-04 Richard Guenther <rguenther@suse.de>
3621 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
3622 iterative_hash_* as intended.
3623 (vn_reference_compute_hash): Likewise. Simplify hashing
3625 (vn_reference_lookup_2): Likewise.
3626 (vn_nary_op_compute_hash): Likewise.
3627 (vn_phi_compute_hash): Likewise.
3628 (expressions_equal_p): Remove strange code.
3629 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
3630 (pre_expr_hash): Likewise. Simplify hashing SSA names.
3631 (bitmap_insert_into_set_1): Take value-id as parameter.
3632 (add_to_value): Pass it.
3633 (bitmap_insert_into_set): Likewise.
3634 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
3636 2010-01-04 Jakub Jelinek <jakub@redhat.com>
3639 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
3640 (do_self_spec): For switches with SWITCH_IGNORE set set also
3641 SWITCH_IGNORE_PERMANENTLY.
3642 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
3645 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
3647 * lto-streamer-out.c (output_unreferenced_globals): Output the full
3648 tree of an unreferenced global var.
3650 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3653 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3654 GTU to GT for V4SI and V2DI.
3656 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3657 (umin<mode>3): Removed.
3659 (uminv4si3): Likewise.
3661 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3664 * collect2.c (main): Turn on trace in collect2 if -v is passed
3667 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
3669 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
3670 description of expression operand.
3672 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
3674 * configure.ac: Add install-html to target_list for Make-hooks.
3675 * configure: Regenerate.
3676 * fortran/Make-lang.in (F95_HTMLFILES): New.
3677 (fortran.html): Use it.
3678 (fortran.install-html): New.
3679 * Makefile.in (install-html): Add lang.install-html.
3680 * java/Make-lang.in (JAVA_HTMLFILES): New.
3681 (java.html): Use it.
3682 (java.install-html): New.
3683 * objc/Make-lang.in (objc.install-html): New.
3684 * objcp/Make-lang.in (obj-c++.install-html): New.
3685 * cp/Make-lang.in (c++.install-html): New.
3686 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
3687 * lto/Make-lang.in (lto.install-html): New.
3689 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
3692 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
3694 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
3696 PR rtl-optimization/41862
3697 * store-motion.c (store_killed_in_insn, compute_store_table,
3698 remove_reachable_equiv_notes, replace_store_insn,
3699 build_store_vectors): Ignore all DEBUG_INSNs.
3701 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
3704 * common.opt: Add dumpdir.
3706 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
3708 (option_map): Add --dumpdir.
3710 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
3712 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
3714 * opts.c (decode_options): Try dump_dir_name first if
3715 dump_base_name isn't an absolute path.
3716 (common_handle_option): Handle OPT_dumpdir.
3718 * toplev.c (dump_dir_name): New.
3719 (print_switch_values): Also ignore -dumpdir.
3721 * toplev.h (dump_dir_name): New.
3723 2010-01-03 Richard Guenther <rguenther@suse.de>
3725 PR tree-optimization/42589
3726 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
3727 double-word expansion of bswap32.
3729 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
3731 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
3732 with BLOCK_FOR_INSN.
3733 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
3734 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
3735 noce_process_if_block): Likewise.
3736 * gcse.c (compute_local_properties, insert_expr_in_table,
3737 insert_set_in_table, canon_list_insert, find_avail_set,
3738 pre_insert_copy_insn): Likewise.
3740 * basic-block.h (BLOCK_NUM): Move from here...
3741 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
3743 2010-01-03 Richard Guenther <rguenther@suse.de>
3745 PR tree-optimization/42438
3746 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
3747 contains_may_not_return_call flag.
3748 (BB_MAY_NOTRETURN): New.
3749 (valid_in_sets): Trapping nary operations are not valid
3750 in blocks that may not return.
3751 (insert_into_preds_of_block): Remove check for trapping expressions.
3752 (compute_avail): Compute also BB_MAY_NOTRETURN.
3754 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
3756 * doc/invoke.texi: Add 2010 to copyright years.
3758 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
3760 * config/sparc/sparc.c: Fix formatting nits.
3762 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
3763 Alexander Monakov <amonakov@ispras.ru>
3765 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
3767 2010-01-02 Richard Guenther <rguenther@suse.de>
3770 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
3771 (simplify_switch_using_ranges): Mark to be removed edges
3774 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3776 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3778 * collect2.c (scan_libraries): Add missing argument in call to
3781 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
3784 * config/alpha/predicates.md (aligned_memory_operand): Return false
3786 (unaligned_memory_operand): Return true for CQImode.
3787 * config/alpha/alpha.c (get_aligned_mem): Assert that location
3788 doesn not cross aligned SImode word boundary.
3790 2010-01-02 Anatoly Sokolov <aesok@post.ru>
3792 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
3794 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
3795 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
3797 2010-01-02 Richard Guenther <rguenther@suse.de>
3800 * toplev.c (compile_file): Emit LTO marker properly. Change
3802 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
3804 2010-01-01 Richard Guenther <rguenther@suse.de>
3807 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
3809 2010-01-01 Richard Guenther <rguenther@suse.de>
3812 * c-decl.c (grokdeclarator): For zero-size arrays force
3813 structural equality checks as layout_type does.
3815 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
3817 * builtins.c: Update copyright to 2010.
3819 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
3822 * lto-streamer-out.c (produce_asm): Revert the last change.
3823 (copy_function): Likewise.
3825 * lto-streamer.c (lto_get_section_name): Skip any leading
3828 2010-01-01 Richard Guenther <rguenther@suse.de>
3831 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
3835 Copyright (C) 2010 Free Software Foundation, Inc.
3837 Copying and distribution of this file, with or without modification,
3838 are permitted in any medium without royalty provided the copyright
3839 notice and this notice are preserved.