1 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
3 * common.opt (dumpdir): Remove redundant tab.
5 2010-03-17 Martin Jambor <mjambor@suse.cz>
7 PR tree-optimization/43347
8 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
9 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
11 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
13 PR rtl-optimization/42216
14 * regrename.c (create_new_chain): New function, broken out from...
15 (scan_rtx_reg): ... here. Call it. Handle the case where we are
16 appending a use to an empty chain.
17 (build_def_use): Remove previous changes that convert OP_INOUT to
18 OP_OUT operands; instead detect the case where an OP_INOUT operand
19 uses a previously untracked register and create an empty chain for
22 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24 * doc/extend.texi (Function Attributes): Rewrite unfinished
25 sentence in ms_abi documentation.
27 2010-03-17 Alan Modra <amodra@gmail.com>
29 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
30 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
31 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
32 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
34 2010-03-16 Richard Henderson <rth@redhat.com>
37 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
38 (lower_try_finally): Save and restore eh_seq around the expansion
41 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
43 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
44 statements before splitting block.
46 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
48 * doc/sourcebuild.texi (Testsuites): Fix markup.
49 Use pathnames relative to gcc/testsuite.
50 (Test Directives): Move description of how timeout is determined.
51 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
52 (C Tests): Correct gcc.misc-tests directory.
53 Framework tests now live in gcc.test-framework.
55 2010-03-16 Richard Guenther <rguenther@suse.de>
58 * tree-cfg.c (gimple_merge_blocks): When propagating virtual
59 PHI operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI
62 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
63 Alexandre Oliva <aoliva@redhat.com>
65 PR tree-optimization/42917
66 * lambda-code.c (remove_iv): Skip debug statements.
67 (lambda_loopnest_to_gcc_loopnest): Likewise.
68 (not_interesting_stmt): Debug statements are not interesting.
70 2010-03-16 Jakub Jelinek <jakub@redhat.com>
74 * cselib.c (cselib_preserve_constants,
75 cfa_base_preserved_val): New static variables.
76 (preserve_only_constants): New function.
77 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
78 clear its REG_VALUES. If cselib_preserve_constants, don't
79 empty the whole hash table, but preserve there VALUEs with constants,
80 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
81 (cselib_preserve_cfa_base_value): New function.
82 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
83 (cselib_init): Change argument to int bitfield. Set
84 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
86 (cselib_finish): Clear cselib_preserve_constants and
87 cfa_base_preserved_val.
88 * cselib.h (enum cselib_record_what): New enum.
89 (cselib_init): Change argument to int.
90 (cselib_preserve_cfa_base_value): New prototype.
91 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
92 * dse.c (dse_step1): Likewise.
93 * cfgcleanup.c (thread_jump): Likewise.
94 * sched-deps.c (sched_analyze): Likewise.
95 * gcse.c (local_cprop_pass): Likewise.
96 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
97 If FN is non-NULL, call the callback always and whenever it returns
98 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
99 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
100 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
101 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
102 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
103 * var-tracking.c: Include recog.h.
104 (bb_stack_adjust_offset): Remove.
105 (vt_stack_adjustments): Don't call it, instead just gather the
106 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
107 (adjust_stack_reference): Remove.
108 (compute_cfa_pointer): New function.
109 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
110 (struct adjust_mem_data): New type.
111 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
113 (get_address_mode): New function.
114 (replace_expr_with_values): Use it.
115 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
116 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
117 (adjust_sets): Remove.
118 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
119 Use get_address_mode.
120 (get_adjusted_src): Remove.
121 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
122 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
123 (add_with_sets): Don't call adjust_sets.
124 (fp_setter, vt_init_cfa_base): New functions.
125 (vt_initialize): Change return type to bool. Move most of pool etc.
126 initialization to the beginning of the function from end. Pass
127 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
128 If !frame_pointer_needed, call vt_stack_adjustment before mos
129 vector is filled, call vt_init_cfa_base if argp/framep has been
130 eliminated to sp. If frame_pointer_needed and argp/framep has
131 been eliminated to hard frame pointer, set
132 hard_frame_pointer_adjustment and call vt_init_cfa_base after
133 encountering fp setter in the prologue. For MO_ADJUST, call
134 log_op_type before pusing the op into mos vector, not afterwards.
135 Call adjust_insn before cselib_process_insn/add_with_sets,
136 call cancel_changes (0) afterwards.
137 (variable_tracking_main_1): Adjust for vt_initialize calling
138 vt_stack_adjustments and returning whether it succeeded or not.
140 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
142 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
145 2010-03-15 Jakub Jelinek <jakub@redhat.com>
147 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
149 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
150 drap_reg has not been set.
152 2010-03-15 Michael Matz <matz@suse.de>
155 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
156 use it to expand block copies.
157 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
158 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
159 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
161 2010-03-15 Richard Guenther <rguenther@suse.de>
163 PR tree-optimization/43367
164 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
167 2010-03-15 Richard Guenther <rguenther@suse.de>
169 PR tree-optimization/43317
170 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
172 2010-03-15 Martin Jambor <mjambor@suse.cz>
174 PR tree-optimization/43141
175 * tree-sra.c (create_abstract_origin): New function.
176 (modify_function): Call create_abstract_origin.
178 2010-03-15 Chris Demetriou <cgd@google.com>
180 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
183 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
186 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
187 call insert_out_of_ssa_copy for default definitions.
189 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
191 * graphite-clast-to-gimple.c (my_long_long): Defined.
192 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
193 * graphite-sese-to-poly.c (my_long_long): Defined.
194 (scop_ivs_can_be_represented): Use it.
196 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
198 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
199 graphite-max-bbs-per-function, and loop-block-tile-size.
200 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
202 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
204 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
206 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
208 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
209 (add_upper_bounds_from_estimated_nit): New.
210 (build_loop_iteration_domains): Use it.
212 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
214 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
216 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
219 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
220 should be an INTEGER_CST. Also handle CASE_CONVERT.
222 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
224 * graphite.c (graphite_initialize): To bound the number of bbs per
225 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
226 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
227 * doc/invoke.texi: Document it.
229 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
231 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
232 * graphite-sese-to-poly.h (build_poly_scop): Same.
234 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
236 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
237 the number of parameters in the scop. Use as an upper bound
238 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
239 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
240 * doc/invoke.texi: Document it.
242 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
244 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
245 * doc/c-tree.texi: Remove.
246 * doc/generic.texi: Merge c-tree.texi here.
247 * doc/gccint.texi (Trees): Remove menu entry.
248 (c-tree.texi): Remove @include.
249 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
250 * doc/languages.texi (Reading RTL): Ditto.
252 2010-03-12 Steve Ellcey <sje@cup.hp.com>
255 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
257 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
260 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
261 code added to work around reload clobbering CONST insns.
263 2010-03-12 Jakub Jelinek <jakub@redhat.com>
265 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
266 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
267 (cselib_preserve_only_values): Remove retain argument, don't
268 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
269 * cselib.h (cselib_preserve_only_values): Remove retain argument.
270 * var-tracking.c (micro_operation): Move insn field before union.
271 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
272 (struct variable_tracking_info_def): Remove n_mos field, change
273 mos into a vector of micro_operations.
274 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
275 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
276 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
277 changing into a vector.
278 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
279 come before all other uops generated by add_stores.
280 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
282 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
283 a vector. Run just one pass over the bbs instead of separate counting
284 and computation phase.
285 (vt_finalize): Free VTI (bb)->mos vector instead of array.
288 * tree-inline.c (remap_decls): Put old_var rather than origin_var
289 into *nonlocalized_list vector.
290 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
291 even if origin is non-NULL.
292 (gen_variable_die): Likewise.
293 (process_scope_var): Don't change origin.
294 (gen_decl_die): Likewise.
295 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
296 before adding new edges instead of after it, fix moving over
299 2010-03-11 David S. Miller <davem@davemloft.net>
301 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
303 * configure: Rebuild.
305 2010-03-11 Martin Jambor <mjambor@suse.cz>
307 PR tree-optimization/43257
308 * tree.c (assign_assembler_name_if_neeeded): New function.
309 (free_lang_data_in_cgraph): Assembler name assignment moved to the
311 * tree.h (assign_assembler_name_if_neeeded): Declare.
312 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
313 the function if needed.
315 2010-03-11 Chris Demetriou <cgd@google.com>
317 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
318 include/stdint-gcc.h, and include/stdint.h world-readable.
320 2010-03-11 Richard Guenther <rguenther@suse.de>
322 PR tree-optimization/43255
323 * tree-vrp.c (process_assert_insertions_for): Do not insert
324 asserts for trivial conditions.
326 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
328 PR tree-optimization/43280
329 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
330 generation. Move calculation of size out of the if branch.
331 (find_bswap): Modify compare number generation.
333 2010-03-11 Richard Guenther <rguenther@suse.de>
336 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
337 (input_gimple_stmt): Fixup handled component types during
338 operand read. Also fix up decls in ADDR_EXPRs.
340 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
342 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
343 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
345 2010-03-10 Jan Hubicka <jh@suse.cz>
348 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
349 * varasm.c (get_variable_section): Don't do that here...
350 (make_decl_rtl): ... and here.
351 (do_assemble_alias): Produce decl RTL.
352 (assemble_alias): Likewise.
354 2010-03-10 Jakub Jelinek <jakub@redhat.com>
357 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
358 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
360 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
361 (based_loc_descr): Only express drap or vdrap regno based expressions
362 using DW_OP_fbreg when not optimizing.
363 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
364 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
365 REG_CFA_SET_VDRAP note.
367 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
369 PR tree-optimization/43236
370 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
371 error in calculation of base address in reverse iteration case.
372 (generate_builtin): Take number of latch executions if the statement
375 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
378 * tree-eh.c: Include pointer-set.h.
379 (lower_eh_dispatch): Filter out duplicate case labels and
380 remove the unneeded edge when the label is unused. Return
381 true when some edges are removed.
382 (execute_lower_eh_dispatch): When any lowering resulted in
383 removing an edge, also delete unreachable blocks.
385 2010-03-10 Jakub Jelinek <jakub@redhat.com>
388 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
389 UNSPEC_MACHOPIC_OFFSET.
391 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
394 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
395 (m68k_delegitimize_address): New function.
397 2010-03-09 Jakub Jelinek <jakub@redhat.com>
400 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
403 * var-tracking.c (adjust_sets): New function.
404 (count_with_sets, add_with_sets): Use it.
405 (get_adjusted_src): New inline function.
406 (add_stores): Use it.
409 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
410 call cselib_dummy_expand_value_rtx_cb instead of
411 cselib_expand_value_rtx_cb.
414 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
415 * config/i386/i386.c: Include debug.h and dwarf2out.h.
416 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
417 and .cfi_endproc around the pic thunks.
418 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
419 all queued unwind info register saves are saved before the call.
420 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
421 considered as sp-=4 for unwind info and the pop as sp+=4 which
422 also clobbers dest, but doesn't actually restore it.
425 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
428 2010-03-09 Jie Zhang <jie@codesourcery.com>
430 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
431 whitespaces in output template.
433 2010-03-09 Jie Zhang <jie@codesourcery.com>
435 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
438 2010-03-08 Jakub Jelinek <jakub@redhat.com>
440 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
441 builtins.exp in a separate job.
443 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
445 * graphite-sese-to-poly.c (add_param_constraints): Use
446 lower_bound_in_type and upper_bound_in_type.
448 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
450 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
451 instead of unsigned_type_node.
453 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
454 Reza Yazdani <reza.yazdani@amd.com>
457 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
458 on pointer type parameters.
460 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
464 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
465 handle conversions from pointer to integers.
466 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
467 induction variable, to be able to work with code generated by CLooG.
468 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
469 (build_poly_scop): Bail out if we cannot codegen a loop.
471 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
473 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
474 code generation with gloog_error.
476 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
478 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
479 Call fold_convert on all the returned values.
480 (expand_scalar_variables_expr): Pass to
481 expand_scalar_variables_ssa_name the type of the resulting expression.
483 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
485 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
486 ppl_min_for_le_pointset.
487 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
488 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
490 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
492 * graphite-dependences.c (map_into_dep_poly): Removed.
493 (dependence_polyhedron_1): Use combine_context_id_scat.
495 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
497 * graphite-poly.h (struct poly_scattering): Add layout documentation.
498 (struct poly_bb): Same.
499 (combine_context_id_scat): New.
501 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
504 * sese.c (name_defined_in_loop_p): Return false for default
507 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
509 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
510 and clean up the logic.
512 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
514 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
517 2010-03-08 Jakub Jelinek <jakub@redhat.com>
519 * var-tracking.c (remove_cselib_value_chains): Define only for
521 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
522 delete_slot_part, emit_notes_for_differences_1): Don't call
523 remove_cselib_value_chains here.
524 (set_slot_part, emit_notes_for_differences_2): Don't call
525 add_cselib_value_chains here.
526 (preserved_values): New vector.
527 (preserve_value): New function.
528 (add_uses, add_stores, vt_add_function_parameters): Use it
529 instead of cselib_preserve_value.
530 (changed_values_stack): New vector.
531 (check_changed_vars_0): New function.
532 (check_changed_vars_1, check_changed_vars_2): Use it.
533 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
534 changed_values_stack VALUEs.
535 (vt_emit_notes): For all preserved_values call
536 add_cselib_value_chains. If ENABLE_CHECKING call
537 remove_cselib_value_chains before verifying value_chains is empty.
538 Initialize and free changed_values_stack.
539 (vt_initialize): Initialize preserved_values.
540 (vt_finalize): Free preserved_values.
542 2010-03-08 Richard Guenther <rguenther@suse.de>
544 PR tree-optimization/43269
545 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
548 2010-03-08 Martin Jambor <mjambor@suse.cz>
550 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
551 (ipa_is_param_called): Removed.
552 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
553 (ipa_print_node_params): Do not print the called flag.
554 (ipa_write_node_info): Do not stream the called flag.
555 (ipa_read_node_info): Likewise.
557 2010-03-07 Jakub Jelinek <jakub@redhat.com>
560 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
561 * cselib.c (struct expand_value_data): Add dummy field.
562 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
564 (cselib_dummy_expand_value_rtx_cb): New function.
565 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
567 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
568 * var-tracking.c: Include pointer-set.h.
569 (variable): Change n_var_parts to char from int. Add
570 cur_loc_changed and in_changed_variables fields.
571 (variable_canonicalize): Remove.
572 (shared_var_p): New inline function.
573 (unshare_variable): Maintain cur_loc_changed and
574 in_changed_variables fields. If var was in changed_variables,
575 replace it there with new_var. Just copy cur_loc instead of
576 resetting it to something else.
577 (variable_union): Don't recompute cur_loc. Use shared_var_p.
578 (dataflow_set_union): Don't call variable_canonicalize.
579 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
580 of their DEBUG_EXPR_TREE_DECLs.
581 (canonicalize_loc_order_check): Verify that cur_loc is NULL
582 and in_changed_variables and cur_loc_changed is false.
583 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
584 and cur_loc_changed. Don't update cur_loc here.
585 (variable_merge_over_src): Don't call variable_canonicalize.
586 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
587 removing loc that is equal to cur_loc, clear cur_loc,
588 set cur_loc_changed and ensure variable_was_changed is called.
589 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
590 compare pointers in cur_loc check, if it is equal to loc,
591 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
592 (variable_different_p): Remove compare_current_location argument,
593 don't compare cur_loc.
594 (dataflow_set_different_1): Adjust variable_different_p caller.
595 (variable_was_changed): If dv had some var in changed_variables
596 already, reset in_changed_variables flag for it and propagate
597 cur_loc_changed over to the new variable. On empty var
598 always set cur_loc_changed. Set in_changed_variables on whatever
599 var is added to changed_variables.
600 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
601 Use shared_var_p. When removing loc that is equal to cur_loc,
602 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
603 end, don't set it to something else, just call variable_was_changed.
604 (delete_slot_part): Use shared_var_p. When cur_loc equals to
605 loc being removed, clear cur_loc and set cur_loc_changed.
606 Set cur_loc_changed if all locations have been removed.
607 (struct expand_loc_callback_data): New type.
608 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
609 allocated. Always create SUBREGs if simplify_subreg failed.
610 Prefer to use cur_loc, when that fails and still in
611 changed_variables (and seen first time) recompute it. Set
612 cur_loc_changed of variables which had to change cur_loc and
613 compute elcd->cur_loc_changed if any of the subexpressions used
614 had to change cur_loc.
615 (vt_expand_loc): Adjust to pass arguments in
616 expand_loc_callback_data structure.
617 (vt_expand_loc_dummy): New function.
618 (emitted_notes): New variable.
619 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
620 that weren't used for any other decl in current
621 emit_notes_for_changes call call vt_expand_loc_dummy to update
622 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
623 first loc_chain location if NULL before. Always use just
624 cur_loc instead of first loc_chain location. When cur_loc_changed
625 is false, when not --enable-checking=rtl just don't emit any note.
626 When rtl checking, compute the note and assert it is the same
627 as previous note. Clear cur_loc_changed and in_changed_variables
628 at the end before removing from changed_variables.
629 (check_changed_vars_3): New function.
630 (emit_notes_for_changes): Traverse changed_vars to call
631 check_changed_vars_3 on each changed var.
632 (emit_notes_for_differences_1): Clear cur_loc_changed and
633 in_changed_variables. Recompute cur_loc of new_var.
634 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
635 (vt_emit_notes): Initialize and destroy emitted_notes.
637 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
639 PR rtl-optimization/42220
640 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
641 Use verify_reg_tracked to determine if we should use OP_OUT rather
643 (build_def_use): If we see an in-out operand for a register that we
644 know nothing about, treat is an output if possible, fail the block if
647 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
650 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
653 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
656 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
657 uses of relevant DEFs that are dead outside the loop too.
659 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
661 * var-tracking.c (dataflow_set_merge): Swap src and src2.
663 2010-01-13 Jakub Jelinek <jakub@redhat.com>
665 * var-tracking.c (values_to_unmark): New variable.
666 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
667 values_to_unmark vector. Moved body to...
668 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
669 instead queue it into values_to_unmark vector.
670 (vt_find_locations): Free values_to_unmark vector.
672 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
674 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
675 (site.exp): Export them when plugins are enabled.
677 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
680 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
682 (chrec_fold_multiply): Same.
684 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
687 * c-decl.c (build_compound_literal): Return early if init is
690 2010-03-04 Martin Jambor <mjambor@suse.cz>
692 PR tree-optimization/43164
693 PR tree-optimization/43191
694 * tree-sra.c (type_consists_of_records_p): Reject records with
695 zero-size bit-fields at the end.
697 2010-03-04 Mike Stump <mikestump@comcast.net>
699 * Makefile.in (TAGS): Remove *.y.
701 2010-03-04 Richard Guenther <rguenther@suse.de>
703 PR tree-optimization/40761
704 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
706 (my_rev_post_order_compute): New function.
709 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
712 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
713 decrease the cost of an IV candidate when the cost is infinite.
715 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
717 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
718 Use '3DNow!' for the extension of that name, ensure normal space
720 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
722 2010-03-03 Jeff Law <law@redhat.com>
724 * PR middle-end/32693
725 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
727 (extract_bit_field_1): Likewise.
729 2010-03-03 Janis Johnson <janis187@us.ibm.com>
731 * doc/sourcebuild.texi (Test directives): Document that arguments
732 include-opts and exclude-opts are now optional for dg-skip-if,
733 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
735 2010-03-03 Jason Merrill <jason@redhat.com>
738 * cgraph.h (varpool_node): Add extra_name field.
739 * varpool.c (varpool_extra_name_alias): New.
740 (varpool_assemble_decl): Emit extra name aliases.
741 (varpool_mark_needed_node): Look past an extra name alias.
742 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
743 * lto-streamer-in.c (lto_input_tree): Read it.
744 * lto-streamer-out.c (output_unreferenced_globals): Write it.
746 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
748 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
749 (sparc*-*-solaris2*): ...this.
751 2010-03-03 Jakub Jelinek <jakub@redhat.com>
754 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
755 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
756 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
757 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
760 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
761 fallthrough to default handling, just with want_address 0 instead of 2.
762 For single element lists, add_AT_loc directly, otherwise create an
763 artificial variable DIE and stick location list to it.
766 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
767 (VAL_EXPR_HAS_REVERSE): Define.
768 (reverse_op): New function.
769 (add_stores): For reversible operations add an extra MO_VAL_USE.
771 2010-03-02 Jason Merrill <jason@redhat.com>
773 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
775 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
777 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
778 (sparc64-*-linux*): Likewise.
779 (sparc64-*-solaris2*): Include assembler files before linker ones.
780 (sparc-*-solaris2*): Simplify and reorder to match previous case.
781 * config/sparc/gas.h: Delete.
782 * config/sparc/sol2-64.h: Add copyright notice.
783 * config/sparc/sol2-gas-bi.h: Likewise.
784 * config/sparc/sol2-gld.h: Likewise.
785 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
786 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
787 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
788 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
789 (sparc_elf_asm_named_section): Rename into...
790 (sparc_solaris_elf_asm_named_section): ...this. Always define.
792 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
794 * config/alpha/alpha.c (override_options): Fix -mtune error message.
796 2010-03-02 Jeff Law <law@redhat.com>
799 * reload1.c (rtx_p, substitute_stack): Declare.
800 (substitute): Record addresses of changed rtxs.
801 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
802 Restore the original rtx when complete.
803 (reload): Free subsitute_stack when complete.
805 2010-03-02 Janis Johnson <janis187@us.ibm.com>
807 * doc/gccint.texi (menu): Add Testsuites as a chapter.
808 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
810 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
811 LTO Testing, gcov Testing, profopt Testing, compat Testing,
812 Torture Tests): Change from subsection to section.
814 2010-03-02 Jakub Jelinek <jakub@redhat.com>
815 Steven Bosscher <steven@gcc.gnu.org>
817 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
820 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
823 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
824 the assignment from the new induction variable to the assignment
825 of the value from the original loop PHI function.
827 2010-03-01 Janis Johnson <janis187@us.ibm.com>
828 Daniel Jacobowitz <dan@codesourcery.com>
830 * doc/sourcebuild.texi (Test directives): Clarify options to
833 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
835 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
836 Disable cfi directives unless GCC and gas agree on using read-only
837 .eh_frame sections for 64-bit.
838 * configure: Regenerate.
840 2010-03-01 Richard Guenther <rguenther@suse.de>
842 PR tree-optimization/43220
843 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
844 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
846 2010-03-01 Richard Guenther <rguenther@suse.de>
847 Martin Jambor <mjambor@suse.cz>
850 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
851 gimplified parameters.
853 2010-03-01 Christian Bruel <christian.bruel@st.com>
855 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
857 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
859 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
861 2010-03-01 Richard Guenther <rguenther@suse.de>
864 * expr.c (expand_assignment): Use the alias-oracle to tell
865 if the rhs aliases the result decl.
867 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
870 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
871 to sol_gt_pch_get_address.
872 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
873 64-bit, SPARC and x86.
874 (sol_gt_pch_get_address): New function.
876 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
878 * toplev.h (inform_n, error_n): Declare.
879 * diagnostic.c (inform_n, error_n): New function.
881 2010-03-01 Jakub Jelinek <jakub@redhat.com>
883 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
884 has no rtl yet when processing local_decls, queue it and recheck
885 if deferred stack allocation hasn't assigned it rtl.
887 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
889 * config/sh/sh.c (unspec_bbr_uid): New.
890 (gen_block_redirect): Use it instead of INSN_UID.
891 (gen_far_branch): Likewise.
893 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
895 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
896 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
898 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
900 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
901 (Warning Options): -Wno-conversion-null is valid for
902 Objective-C++ as well.
903 * doc/tm.texi (Named Address Spaces): Likewise.
904 * doc/plugins.texi (Plugins): Replace TABs with spaces.
905 * doc/tree-ssa.texi (Tree SSA): Likewise.
907 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
910 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
911 by default. Don't set the default arch for
912 i[34567]86-*-darwin*|x86_64-*-darwin*.
914 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
917 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
918 default. Set the default 32bit/64bit archs with $with_arch
919 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
921 2010-02-27 Richard Guenther <rguenther@suse.de>
923 PR tree-optimization/43186
924 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
925 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
926 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
929 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
931 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
932 required and i[34567]86-*-* targets don't support 64bit ISA.
934 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
937 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
940 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
942 * config.gcc: Set the default arch at least to Prescott for
943 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
944 if SSE math is enabled.
946 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
948 * diagnostic.c (diagnostic_initialize): Update.
949 (diagnostic_report_diagnostic): Test inhibit_notes_p for
951 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
952 (diagnostic_inhibit_notes): New.
953 * toplev.c (process_options): inhibit notes with -fcompare-debug.
955 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
958 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
959 * doc/standards.texi: Likewise.
960 * doc/extend.texi: Likewise.
961 * doc/trouble.texi: Likewise.
962 * doc/cppopts.texi: Likewise.
963 * doc/install.texi: Likewise.
964 * c.opt (std=c90,std=gnu90): New options.
965 * c-opts.c (c_common_handle_option): Handle them.
967 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
970 * c-decl.c (undeclared_variable): Use an informative note.
972 2010-02-26 Richard Guenther <rguenther@suse.de>
974 PR tree-optimization/43186
975 * gimple.h (gimple_fold): Remove.
976 * gimple.c (gimple_fold): Remove. Inline into single user ...
977 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
978 Try harder for conditions.
980 2010-02-26 Jakub Jelinek <jakub@redhat.com>
983 * function.c (used_types_insert): Don't skip through named pointer
984 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
985 and it is different from the main variant's type.
987 2010-02-26 Nick Clifton <nickc@redhat.com>
989 * config/rx/rx.md (sminsi3): Remove bogus alternative.
991 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
993 * config.gcc: Support --with-fpmath=sse for x86.
995 * config/i386/ssemath.h: New.
997 * doc/install.texi (--with-fpmath=sse): Documented.
999 2010-02-26 Richard Guenther <rguenther@suse.de>
1001 PR tree-optimization/43188
1002 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
1003 vector types of over-aligned element type.
1005 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
1008 * config/i386/i386.c (expand_vec_perm_blend): Use correct
1009 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
1011 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
1013 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
1015 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1017 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
1018 * var-tracking.c: Include diagnostic.h.
1019 (debug_dv): New function.
1020 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
1023 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
1024 (add_value_chain, add_value_chains, remove_value_chain,
1025 remove_value_chains): Handle DEBUG_EXPRs.
1026 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
1029 * regcprop.c (struct queued_debug_insn_change): New type.
1030 (struct value_data_entry): Add debug_insn_changes field.
1031 (struct value_data): Add n_debug_insn_changes field.
1032 (debug_insn_changes_pool): New variable.
1033 (free_debug_insn_changes, apply_debug_insn_changes,
1034 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
1035 (kill_value_one_regno): Call free_debug_insn_changes if needed.
1036 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
1038 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
1040 (copyprop_hardreg_forward_1): Don't call apply_change_group for
1041 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
1042 changes, call cprop_find_used_regs via note_stores.
1043 (copyprop_hardreg_forward): When copying vd from predecessor
1044 which has any queued DEBUG_INSN changes, make sure the pointers are
1045 cleared. At the end call df_analyze and then if there are any
1046 DEBUG_INSN changes queued at the end of some basic block for still
1047 live registers, apply them.
1048 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
1050 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
1052 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
1055 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
1057 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
1058 targets. Set the default with_cpu/with_arch from arch/cpu.
1059 Allow x86-64 and native for with_cpu/with_arch.
1061 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
1063 * ebitmap.c: Change calls to verify_popcount with calls to
1064 sbitmap_verify_popcount.
1065 (ebitmap_clear_bit): Fixed map->cacheindex test and
1066 map>cache update when bit clearing results in an empty
1069 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1072 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
1073 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
1074 and support both V2DF and V2DI modes.
1075 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
1076 support both V2DF and V2DI modes.
1077 (general): Delete trailing whitespace from a few patterns.
1079 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1080 V2DF/V2DI interleave high/low builtins.
1082 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
1085 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
1086 interleave high/low functions.
1088 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
1090 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
1091 #pragma extern_prefix.
1093 2010-02-25 Jakub Jelinek <jakub@redhat.com>
1096 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
1097 BLKmode, assert op0 is a MEM and just adjust its mode.
1100 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
1101 if bitpos isn't multiple of mode's bitsize.
1103 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1105 * c.opt (-ftemplate-depth=): New.
1106 (-ftemplate-depth-): Deprecate.
1107 * optc-gen.awk: Handle -ftemplate-depth=.
1108 * opth-gen.awk: Likewise.
1109 * c-opts.c (c_common_handle_option): Likewise.
1110 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
1112 2010-02-24 Jason Merrill <jason@redhat.com>
1114 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
1116 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1118 * cfg.c (alloc_aux_for_block): Remove inline.
1119 (alloc_aux_for_edge): Likewise.
1121 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1123 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
1125 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1127 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
1128 * config/i386/sol2-gas.h: New file.
1129 * config.gcc (i[34567]86-*-solaris2*): Use it.
1131 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1134 * c-typeck.c (ep_convert_and_check): New.
1135 (build_conditional_expr): Use it.
1136 (build_binary_op): Likewise.
1138 2010-02-24 Jakub Jelinek <jakub@redhat.com>
1140 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
1143 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
1144 bounds even for -O+.
1145 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
1146 expr needs to have DECL_NAME set.
1148 2010-02-24 Nick Clifton <nickc@redhat.com>
1150 * config/mep/mep.c: Include gimple.h.
1151 (mep_function_uses_sp): Delete unused function.
1152 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
1153 parameters. Use unsigned integers to count args. Return a
1154 NULL_RTX instead of an error_mark_node. Toidy up formatting.
1156 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1159 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
1160 greater or equal to nelt instead of 2 * nelt.
1161 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
1164 2010-02-23 Jason Merrill <jason@redhat.com>
1167 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
1168 in cfun->local_decls even if they have register types.
1171 * stor-layout.c (place_field): Don't warn about unnecessary
1172 DECL_PACKED if the type is packed.
1174 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1177 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
1178 GOTOFF relocs, even when the base reg isn't pic pointer.
1180 2010-02-23 Michael Matz <matz@suse.de>
1183 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
1184 (expand_gimple_basic_block): Generate and use debug temps if there
1185 are debug uses left after the last real use of TERed ssa names.
1186 Unlink debug immediate uses when they are expanded.
1188 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1191 * config/i386/i386.c (override_options): Reorganise to provide
1192 better error messages.
1194 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1197 * graphite-scop-detection.c (create_single_exit_edge): Move
1198 the call to find_single_exit_edge to....
1199 (create_sese_edges): ...here. Don't handle multiple edges
1200 exiting the function.
1201 (build_graphite_scops): Don't handle multiple edges
1202 exiting the function.
1204 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1207 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
1208 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
1210 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1213 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
1215 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1218 * c-typeck.c (convert_arguments): Print declaration location.
1219 * c-common.c (validate_nargs): Rename as
1220 builtin_function_validate_nargs.
1221 (check_builtin_function_arguments): Update.
1223 2010-02-22 Richard Guenther <rguenther@suse.de>
1226 * tree-inline.c (declare_return_variable): Use the type of
1227 the call stmt lhs if available.
1229 2010-02-22 Duncan Sands <baldrick@free.fr>
1231 * passes.c (register_pass): Always consider all pass lists when
1232 ref_pass_instance_number is zero.
1234 2010-02-22 Richard Guenther <rguenther@suse.de>
1236 PR tree-optimization/42749
1237 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
1238 parameter. Do arithmetic in the original type.
1239 (update_accumulator_with_ops): Likewise.
1240 (adjust_accumulator_values): Adjust.
1242 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1244 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
1245 (QI to BLKmode splitter): New splitter.
1247 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
1249 * config/i386/i386.c (initial_ix86_tune_features): Turn on
1250 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
1252 2010-02-22 Richard Guenther <rguenther@suse.de>
1254 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
1256 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
1258 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
1259 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
1260 ($(T)crti.o, $(T)crtn.o): Remove rules.
1262 2010-02-21 Tobias Burnus <burnus@net-b.de>
1265 * doc/invoke.texi (-fassociative-math): Document that this
1266 option is automatically enabled for Fortran.
1268 2010-02-20 David S. Miller <davem@davemloft.net>
1270 * configure.ac: Test if linker and assembler properly support
1271 GOTDATA_OP relocations.
1272 * configure: Rebuild.
1273 * config.in: Likewise.
1274 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
1275 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
1276 (movsi_high_pic): Likewise.
1277 (movdi_lo_sum_pic): Likewise.
1278 (movdi_high_pic): Likewise.
1279 (movsi_pic_gotdata_op): New pattern.
1280 (movdi_pic_gotdata_op): Likewise.
1281 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
1282 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
1284 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
1287 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
1288 attribute to ssemul.
1289 (xop_mulv2div2di3_high): Ditto.
1291 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1294 * c.opt (Wconversion-null): New option.
1295 * doc/invoke.texi (Wconversion-null): Document.
1297 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1299 * common.opt (Wlarger-than-): Add Undocumented.
1301 2010-02-19 Mike Stump <mikestump@comcast.net>
1303 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
1305 2010-02-19 Jason Merrill <jason@redhat.com>
1308 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
1309 * configure: Likewise.
1311 2010-02-20 Alan Modra <amodra@gmail.com>
1314 * cgraph.h (cgraph_make_decl_local): Declare.
1315 * cgraph.c (cgraph_make_decl_local): New function.
1316 (cgraph_make_node_local): Use it.
1317 * cgraphunit.c (cgraph_function_versioning): Likewise.
1318 * ipa.c (function_and_variable_visibility): Likewise.
1320 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1323 * except.c (sjlj_emit_function_enter): Don't call
1324 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
1326 * rtl.h (add_reg_br_prob_note): Remove prototype.
1328 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1331 * c-common.c (conversion_warning): Remove widening conversions
1332 before checking the conversion of integers to reals.
1334 2010-02-19 Mike Stump <mikestump@comcast.net>
1337 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
1340 * cgraphunit.c (process_function_and_variable_attributes): Check
1341 DECL_PRESERVE_P instead of looking up attribute "used".
1342 * ipa-pure-const.c (check_decl): Likewise.
1343 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
1344 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
1345 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
1346 instead of attribute "used".
1347 * config/sol2-c.c (solaris_pragma_init): Likewise.
1348 (solaris_pragma_fini): Likewise.
1350 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1352 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
1353 Use XCNEW instead of xcalloc.
1354 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
1355 XNEW instead of xmalloc.
1356 (get_fields): Use XNEWVEC instead of xmalloc.
1359 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
1360 populate vars array.
1361 (create_new_general_access): For debug stmts just reset value.
1362 (get_stmt_accesses): For accesses within debug stmts just record them
1363 using add_access_to_acc_sites instead of preventing the peeling or
1364 counting them as accesses.
1367 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
1369 2010-02-19 Richard Guenther <rguenther@suse.de>
1371 PR tree-optimization/42916
1372 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
1375 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
1377 * configure.ac: Replace all uses of changequote in macro arguments
1378 with proper quoting.
1380 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1383 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
1385 2010-02-19 Richard Guenther <rguenther@suse.de>
1387 PR tree-optimization/42944
1388 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
1389 test for aliasing with errno.
1391 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1394 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
1395 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
1396 * dojump.c: Include output.h.
1397 (inv): New inline function.
1398 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
1399 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
1400 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
1401 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
1402 argument, pass it down to other calls.
1403 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
1404 add REG_BR_PROB note to the conditional jump.
1405 * cfgexpand.c (add_reg_br_prob_note): Removed.
1406 (expand_gimple_cond): Don't call it, add the probability
1407 as last argument to jumpif_1/jumpifnot_1.
1408 * Makefile.in (dojump.o): Depend on output.h.
1409 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
1411 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
1412 * stmt.c (do_jump_if_equal): Likewise.
1413 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
1414 * loop-unswitch.c (compare_and_jump_seq): Likewise.
1415 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
1417 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
1418 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
1419 jumpifnot_1 callers.
1420 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
1422 (store_expr): Adjust jumpifnot caller.
1423 (store_constructor): Adjust jumpif caller.
1426 * gimplify.c (gimple_boolify): For __builtin_expect call
1427 gimple_boolify also on its first argument.
1429 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
1431 * configure.ac (gnu-unique-object): Wrap regexps using [] in
1433 (__stack_chk_fail): Ditto. Remove quadrigraphs.
1434 * configure: Regenerated.
1436 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1438 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
1439 lang_hooks.types_compatible_p instead of comptypes.
1441 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
1443 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
1444 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
1445 if __prefer_thumb__ is defined.
1447 2010-02-18 Martin Jambor <mjambor@suse.cz>
1449 PR tree-optimization/43066
1450 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
1451 array with zero-sized element type.
1453 2010-02-18 Jakub Jelinek <jakub@redhat.com>
1455 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
1456 rtx, allocate struct var_loc_node here and return it to the
1457 caller, and only if it is actually needed.
1458 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
1459 move it earlier and return immediately if it returns NULL.
1461 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
1463 * config/sparc/gas.h: New file. Restore
1464 TARGET_ASM_NAMED_SECTION to its ELF default.
1465 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
1467 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1468 Likewise. Add ATTRIBUTE_UNUSED to prototype.
1469 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
1470 after sparc/sysv4.h.
1472 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
1474 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
1476 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
1478 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
1479 patterns from predicated pattern.
1481 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
1484 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
1485 for insn mnemonic suffix.
1487 2010-02-17 Richard Guenther <rguenther@suse.de>
1489 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
1492 2010-02-17 Jakub Jelinek <jakub@redhat.com>
1495 * caller-save.c (save_call_clobbered_regs): If BB ends with
1496 a DEBUG_INSN, move any notes in between last real insn and the last
1497 DEBUG_INSN after the last DEBUG_INSN.
1499 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
1501 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
1502 Fix return type. Fix argument type. Explain meaning of return value.
1504 2010-02-16 Richard Guenther <rguenther@suse.de>
1506 PR tree-optimization/41043
1507 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
1508 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
1510 (vrp_visit_phi_node): ... but only for loop PHI nodes.
1512 2010-02-16 Ira Rosen <irar@il.ibm.com>
1514 PR tree-optimization/43074
1515 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
1516 * tree-vect-loop.c (vect_analyze_loop_operations): Add
1517 vectorizable cycles in hybrid SLP check.
1518 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
1520 2010-02-16 Richard Guenther <rguenther@suse.de>
1522 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
1523 (true_dependence): If memrefs_conflict_p computes must-alias
1524 trust it. Move TBAA check after offset-based disambiguation.
1525 (canon_true_dependence): Likewise.
1527 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
1529 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
1530 * doc/invoke.texi: Document it.
1531 * var-tracking.c: Include toplev.h and params.h.
1532 (vt_find_locations): Return bool indicating success. Compute
1533 hash sizes unconditionally. Check new parameter, report.
1534 (variable_tracking_main_1): Check vt_find_locations results and
1535 retry. Renamed from...
1536 (variable_tracking_main): ... this. New wrapper to preserve
1537 flag_var_tracking_assignments.
1538 * Makefile.in (var-tracking.o): Adjust dependencies.
1540 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
1541 Jakub Jelinek <jakub@redhat.com>
1544 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
1545 if weak_import attribute is present.
1546 * config/darwin.c (machopic_select_section): Likewise.
1548 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
1550 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
1551 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
1552 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
1553 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
1555 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
1557 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1560 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
1561 Rewrite text to refer to the names.
1563 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
1565 * config/i386/i386-builtin-types.def
1566 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
1567 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
1568 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
1569 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
1570 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
1571 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
1572 IX86_BUILTIN_VPERMIL2PS256.
1573 (MULTI_ARG_4_DF2_DI_I): Defined.
1574 (MULTI_ARG_4_DF2_DI_I1): Defined.
1575 (MULTI_ARG_4_SF2_SI_I): Defined.
1576 (MULTI_ARG_4_SF2_SI_I1): Defined.
1577 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
1578 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
1579 __builtin_ia32_vpermil2ps256.
1580 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1581 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1582 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
1583 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1584 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1585 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
1586 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
1587 CODE_FOR_xop_vpermil2v8sf3.
1588 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
1589 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
1590 * config/i386/xopintrin.h (_mm_permute2_pd): New.
1591 (_mm256_permute2_pd): New.
1592 (_mm_permute2_ps): New.
1593 (_mm256_permute2_ps): New.
1595 2010-02-15 Nick Clifton <nickc@redhat.com>
1597 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
1598 boolean parameters. Use emit_jump_insn when emitting a pop
1599 instruction containing a return insn.
1600 (push): Use 'true' rather than '1' as second parameter to F.
1601 (h8300_expand_prologue): Likewise.
1602 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
1603 (h8300_expand_epilogue): Likewise.
1605 2010-02-15 Richard Guenther <rguenther@suse.de>
1608 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
1611 2010-02-15 Nick Clifton <nickc@redhat.com>
1613 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
1616 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
1618 * intl.c (fake_ngettext): New function.
1619 * intl.h (fake_ngettext): Declare.
1620 (ngettext): Define macro.
1621 * collect2.c (notice_translated): New function.
1622 (main): Use notice_translated and ngettext.
1623 * collect2.h (notice_translated): Declare.
1625 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
1627 * reorg.c (delete_computation): Comment fixes.
1628 * caller-save.c (setup_save_areas): Idem.
1629 * sel-sched-dump.c (dump_lv_set): Idem.
1632 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1634 * config/s390/s390.c (s390_sched_init): New function.
1635 (TARGET_SCHED_INIT): Target hook defined.
1637 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
1638 Jack Howarth <howarth@bromo.med.uc.edu>
1639 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1642 Partial revert of unintended change in fix for PR41605.
1643 * config/darwin.h: Fix typo.
1644 * config/darwin9.h: Same.
1646 2010-02-11 Jakub Jelinek <jakub@redhat.com>
1648 * c-pch.c (pch_init): Clear v.
1650 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1653 * graphite-scop-detection.c (graphite_can_represent_scev): Call
1654 graphite_can_represent_init for MULT_EXPR.
1656 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1660 * graphite-sese-to-poly.c (remove_phi): New.
1661 (translate_scalar_reduction_to_array): Call remove_phi.
1663 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1666 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
1667 * graphite-clast-to-gimple.h (gloog): Update declaration.
1668 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
1669 * graphite-poly.h (struct poly_bb): Add missing comments.
1670 (struct scop): Add poly_scop_p field.
1672 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
1673 * graphite.c (graphite_transform_loops): Build the polyhedral
1674 representation for each scop before code generation.
1675 * sese.c (rename_variables_in_operand): Removed.
1676 (rename_variables_in_expr): Return the renamed expression.
1677 (rename_sese_parameters): New.
1678 * sese.h (rename_sese_parameters): Declared.
1680 2010-02-11 Richard Guenther <rguenther@suse.de>
1682 PR tree-optimization/42998
1683 * tree-ssa-pre.c (create_expression_by_pieces): Treat
1684 POINTER_PLUS_EXPR properly.
1686 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1687 Changpeng Fang <changpeng.fang@amd.com>
1690 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
1691 the cost of an IV candidate when the IV is used in a test against zero.
1693 * gcc.dg/tree-ssa/ivopts-3.c: New.
1695 2010-02-11 Richard Guenther <rguenther@suse.de>
1698 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
1699 pointer-vs-decl case by swapping refs. Handle some cases
1700 of pointer-vs-decl disambiguations more conservatively.
1701 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
1702 to false after expanding.
1704 2010-02-11 Richard Guenther <rguenther@suse.de>
1707 * gcc.c (process_command): Handle LTO file@offset case more
1710 2010-02-11 Jakub Jelinek <jakub@redhat.com>
1712 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
1713 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
1715 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
1717 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
1718 if MEM's mode size isn't DWARF2_ADDR_SIZE.
1719 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
1720 Optimize eq/ne comparisons when both arguments are known to be
1722 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
1723 Don't mask operands unnecessarily if they are known to be already
1726 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
1728 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
1731 2010-02-10 Richard Guenther <rguenther@suse.de>
1733 PR tree-optimization/43017
1734 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
1735 for wrapping signed arithmetic.
1737 2010-02-10 Jakub Jelinek <jakub@redhat.com>
1740 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
1741 if no debug info should be emitted for it.
1743 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
1745 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
1746 note when flag_exceptions is set.
1748 2010-02-10 Duncan Sands <baldrick@free.fr>
1750 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
1752 2010-02-10 Richard Guenther <rguenther@suse.de>
1755 * tree.c (get_unwidened): Handle constants.
1756 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
1758 2010-02-10 Martin Jambor <mjambor@suse.cz>
1761 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
1762 check for variable argument counts independently.
1764 2010-02-10 Christian Bruel <christian.bruel@st.com>
1767 * config/sh/sh.c (find_barrier): Increase length for non delayed
1768 conditional branches.
1770 2010-02-10 Christian Bruel <christian.bruel@st.com>
1772 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
1774 2010-02-10 Jakub Jelinek <jakub@redhat.com>
1776 * builtins.c (set_builtin_user_assembler_name): Also handle
1777 ffs if int is smaller than word.
1779 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
1782 * ira-conflicts.c (get_dup): Remove.
1783 (process_reg_shuffles): Add new parameter. Use it as an
1784 additional guard for copy generation.
1785 (add_insn_allocno_copies): Rewrite.
1787 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
1789 * common.opt (fsched2-use-traces): Preserved for backward
1791 * doc/invoke.texi: Remove the documentation about option
1792 -fsched2-use-traces.
1793 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
1794 flag_sched2_use_traces.
1795 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
1796 the backward compatibility flag section.
1798 2010-02-09 Richard Guenther <rguenther@suse.de>
1800 PR tree-optimization/43008
1801 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
1802 make HEAP variables initialized from global memory if they
1803 are not known builtin functions.
1804 (find_func_aliases): Adjust.
1806 2010-02-09 Richard Guenther <rguenther@suse.de>
1808 PR tree-optimization/43000
1809 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
1810 arithmetic manually.
1812 2010-02-08 Jakub Jelinek <jakub@redhat.com>
1814 PR tree-optimization/42931
1815 * tree-loop-linear.c (try_interchange_loops): Don't call
1816 double_int_mul if estimated_loop_iterations failed.
1818 2010-02-08 Martin Jambor <mjambor@suse.cz>
1821 * tree-sra.c (build_accesses_from_assign): Do not mark in
1822 should_scalarize_away_bitmap if stmt has volatile ops.
1823 (sra_modify_assign): Do not process assigns piecemeal if if stmt
1826 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
1828 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
1830 2010-02-07 Adam Nemet <adambnmet@gmail.com>
1832 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
1835 2010-02-07 Andrew Pinski <pinskia@gmail.com>
1838 * df-core.c (df_finish_pass): Change type of saved_flags to int.
1840 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1843 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
1844 to unknown_dependence.
1845 (graphite_legal_transform_dr): Handle the unknown_dependence.
1846 (graphite_carried_dependence_level_k): Same.
1848 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1850 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
1852 2010-02-07 Richard Guenther <rguenther@suse.de>
1855 * expr.c (get_inner_reference): Always initialize *pbitsize.
1857 2010-02-07 Richard Guenther <rguenther@suse.de>
1860 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
1861 new ARRAY_REFs on variable size element or minimal index arrays.
1863 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
1864 gimple_fold_indirect_ref.
1866 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
1869 * arm.c (arm_override_options): Just return if the user has specified
1870 an invalid fpu name.
1872 2010-02-03 Jason Merrill <jason@redhat.com>
1875 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
1876 i386_pe_maybe_record_exported_symbol.
1878 2010-02-05 Steve Ellcey <sje@cup.hp.com>
1881 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
1882 (pa_delegitimize_address): New function.
1884 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
1886 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
1887 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
1889 2010-02-05 Richard Guenther <rguenther@suse.de>
1892 * lto-streamer-in.c (get_resolution): Deal with references
1893 to undefined functions.
1895 2010-02-05 Richard Guenther <rguenther@suse.de>
1897 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
1898 (fold_const_aggregate_ref): Likewise.
1899 (ccp_fold_stmt): Substitute loads.
1900 (maybe_fold_reference): Verify types before substituting.
1902 (fold_gimple_assign): Unshare properly.
1903 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
1905 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
1907 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
1908 for rs6000_gen_cell_microcode.
1910 2010-02-04 Richard Guenther <rguenther@suse.de>
1912 PR rtl-optimization/42952
1913 * dse.c (const_or_frame_p): Remove MEM handling.
1915 2010-02-04 Nick Clifton <nickc@redhat.com>
1917 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
1918 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
1919 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
1920 (mn10300_asm_output_mi_thunk): New function.
1921 (mn10300_can_output_mu_thunk): New function.
1922 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
1923 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
1924 (FUNCTION_ARG): Delete incorrect comment.
1926 2010-02-03 Jason Merrill <jason@redhat.com>
1929 * fold-const.c (operand_equal_p): Handle erroneous types.
1931 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1933 * config/h8300/h8300.md (can_delay): Fix attibute condition.
1935 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
1937 PR rtl-optimization/42941
1938 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
1941 2010-02-03 Jason Merrill <jason@redhat.com>
1944 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
1946 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
1949 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
1950 (cselib_reset_table): Renamed from...
1951 (cselib_reset_table_with_next_value): ... this.
1952 (cselib_get_next_uid): Renamed from...
1953 (cselib_get_next_unknown_value): ... this.
1954 * cselib.c (next_uid): Renamed from...
1955 (next_unknown_value): ... this.
1956 (cselib_clear_table): Adjust.
1957 (cselib_reset_table): Adjust. Renamed from...
1958 (cselib_reset_table_with_next_value): ... this.
1959 (cselib_get_next_uid): Adjust. Renamed from...
1960 (cselib_get_next_unknown_value): ... this.
1961 (get_value_hash): Use hash.
1962 (cselib_hash_rtx): Likewise.
1963 (new_cselib_val): Adjust. Set and dump uid.
1964 (cselib_lookup_mem): Pass next_uid as hash.
1965 (cselib_subst_to_values): Likewise.
1966 (cselib_log_lookup): Dump uid.
1967 (cselib_lookup): Pass next_uid as hash. Adjust.
1968 (cselib_process_insn): Adjust.
1969 (cselib_init): Initialize next_uid.
1970 (cselib_finish): Adjust.
1971 (dump_cselib_table): Likewise.
1972 * dse.c (canon_address): Dump value uid.
1973 * print-rtl.c (print_rtx): Print value uid.
1974 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
1976 (dv_uid): New function, sort of renamed from...
1977 (dv_htab_hash): ... this, reimplemented in terms of it and...
1978 (dv_uid2hash): ... this. New.
1979 (variable_htab_eq): Drop excess assertions.
1980 (tie_break_pointers): Removed.
1981 (canon_value_cmp): Compare uids.
1982 (variable_post_merge_New_vals): Print uids.
1983 (vt_add_function_parameters): Adjust.
1984 (vt_initialize): Reset table. Adjust.
1986 2010-02-03 Richard Guenther <rguenther@suse.de>
1988 PR tree-optimization/42944
1989 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
1990 (call_may_clobber_ref_p_1): Likewise. Properly handle
1991 malloc and calloc clobbering errno.
1993 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
1995 * doc/invoke.texi: Fix name of sched1 dump.
1997 * opts.c (decode_options): Set flag_tree_switch_conversion
1998 only conditionally on optimize >= 2.
2000 * gcse.c: Assorted comment fixes in pass description.
2002 2010-02-03 Anthony Green <green@moxielogic.com>
2004 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
2005 nop padding in order to maintain alignment of storage location of
2006 target function address.
2007 (moxie_trampoline_init): Store target function address at newly
2009 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
2011 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
2013 2010-02-03 Richard Guenther <rguenther@suse.de>
2016 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
2018 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2020 * config.gcc: Reenable check for obsolete targets.
2021 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
2022 mips-sgi-irix6.[0-4]*.
2024 2010-02-02 Nick Clifton <nickc@redhat.com>
2026 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
2027 constant size of 4 as being the same as 0.
2028 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
2029 can take values in the range 0..4.
2031 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
2034 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
2035 as _darwin10_Unwind_FindEnclosingFunction().
2036 * libgcc-libsystem.ver: New.
2038 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
2041 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
2042 implicitly set registers.
2044 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
2046 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
2047 (arm_override_options): Allow automatic selection of the thread
2048 pointer register if thumb2.
2049 (legitimize_pic_address): Improve code sequences for Thumb2.
2050 (arm_call_tls_get_addr): Likewise.
2051 (legitimize_tls_address): Likewise.
2052 * arm.md (pic_load_addr_arm): Delete. Replace with ...
2053 (pic_load_addr_32bit): ... this. New named pattern.
2054 * thumb2.md (pic_load_addr_thumb2): Delete.
2055 (pic_load_dot_plus_four): Delete.
2056 (tls_load_dot_plus_four): New named pattern.
2058 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2061 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
2062 Document fix for TLS bug.
2064 2010-01-31 Richard Guenther <rguenther@suse.de>
2066 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
2067 conservatively correct.
2069 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2073 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2075 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2077 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2079 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
2081 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
2083 * config.gcc: Adjust order of makefile fragments for mingw targets.
2085 2010-01-31 Richard Guenther <rguenther@suse.de>
2088 * gimplify.c (gimplify_init_constructor): For volatile LHS
2089 initialize a temporary.
2091 2010-01-31 Matthias Klose <doko@ubuntu.com>
2093 * configure.ac: Fix __stack_chk_fail check for cross builds configured
2095 * configure: Regenerate.
2097 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
2099 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2100 the same alias set and their sizes different constantness.
2101 (aliasing_component_refs_p): Revert 2009-10-24 change.
2103 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2105 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
2108 2010-01-29 Richard Guenther <rguenther@suse.de>
2110 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
2111 Assert we successfully updated the call.
2113 2010-01-29 Jakub Jelinek <jakub@redhat.com>
2115 PR rtl-optimization/42889
2116 * df.h (df_set_bb_dirty_nonlr): New prototype.
2117 * df-core.c (df_set_bb_dirty_nonlr): New function.
2118 * df-scan.c (df_insn_rescan): Call it instead of
2119 df_set_bb_dirty for DEBUG_INSNs.
2121 2010-01-29 Richard Guenther <rguenther@suse.de>
2124 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
2125 quadratic behavior in most cases.
2127 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
2130 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
2131 in the call to gen_x86_movsicc_0_m1.
2133 2010-01-28 Richard Guenther <rguenther@suse.de>
2135 PR tree-optimization/42871
2136 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
2138 2010-01-28 Richard Guenther <rguenther@suse.de>
2140 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
2141 into call arguments.
2143 2010-01-28 Richard Guenther <rguenther@suse.de>
2146 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
2147 the forwarder if the destination is an EH landing pad.
2149 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
2151 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
2152 block list passed to gimple_duplicate_sese_tail.
2153 (parallelize_loops): Avoid parallelization when the function
2155 Avoid parallelization when the preheader is IRREDUCIBLE.
2156 Try to optimize when estimated_loop_iterations_int is unresolved.
2157 Add the loop's location to the dump file.
2158 * tree-cfg.c (add_phi_args_after_redirect): Remove.
2159 (gimple_duplicate_sese_tail): Remove the check for the latch.
2160 Redirect nexits to the exit block.
2161 Remove handling of the incoming edges to the latch.
2162 Redirect the backedge from the copied latch to the exit bb.
2164 2010-01-28 Michael Matz <matz@suse.de>
2167 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
2168 Wrap force_reg into a sequence, emit it before user.
2170 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
2172 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
2174 (arm_legacy_rev): Likewise.
2175 (thumb_legacy_rev): Likewise.
2177 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2179 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
2180 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
2181 on MEM's address failed, try avoid_constant_pool_reference and
2182 recurse if it returned something different.
2183 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
2184 address, try avoid_constant_pool_reference and recurse if it
2185 returned something different.
2186 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
2187 address and avoid_constant_pool_reference returned something
2188 different, don't set have_address.
2190 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
2193 * var-tracking.c (val_store): Add modified argument, obey it.
2195 (count_uses): Move down logging of main.
2196 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
2197 don't need resolution.
2198 (emit_notes_in_bb): Likewise.
2200 2010-01-27 Richard Guenther <rguenther@suse.de>
2203 * tree-inline.c (remap_decl): Delay remapping of SSA name
2204 default definitions until we need them.
2206 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2208 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2209 (rs6000_delegitimize_address): New function.
2211 * config/s390/s390.c (s390_delegitimize_address): Call
2212 delegitimize_mem_from_attrs.
2215 * tree-inline.c (cannot_copy_type_1): Removed.
2216 (copy_forbidden): Don't forbid copying of functions containing
2217 records/unions with variable length fields.
2219 2010-01-27 Christian Bruel <christian.bruel@st.com>
2223 * config/sh/sh.c (find_barrier): Increase length for non delayed
2224 conditional branches.
2226 2010-01-27 Matthias Klose <doko@ubuntu.com>
2228 * configure.ac (gnu-unique-object): Fix ldd version check.
2229 * configure: Regenerate.
2231 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2233 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
2235 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
2236 Test for HAVE_GNU_AS value.
2238 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2240 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
2241 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
2242 INT64_TYPE): Define.
2243 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
2244 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2245 INT_LEAST64_TYPE): Define.
2246 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
2247 UINT_LEAST64_TYPE): Define.
2248 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
2249 INT_FAST64_TYPE): Define.
2250 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2251 UINT_FAST64_TYPE): Define.
2252 (INTMAX_TYPE, UINTMAX_TYPE): Define.
2253 (INTPTR_TYPE, UINTPTR_TYPE): Define.
2254 (SIG_ATOMIC_TYPE): Define.
2256 2010-01-26 Richard Guenther <rguenther@suse.de>
2258 * df-scan.c (df_scan_set_bb_info): Remove assert.
2259 (df_insn_rescan_debug_internal): Merge asserts.
2260 (df_install_ref): Likewise.
2261 (df_mark_reg): Use bitmap_set_range.
2262 (df_hard_reg_used_p): Remove assert.
2263 (df_hard_reg_used_count): Likewise.
2265 2010-01-26 Richard Guenther <rguenther@suse.de>
2267 PR rtl-optimization/42685
2268 * web.c (web_main): Ignore DEBUG_INSNs.
2270 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
2272 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
2274 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
2275 Fix types of fndecl and arglist parameters.
2277 2010-01-26 Richard Guenther <rguenther@suse.de>
2280 * tree-eh.c (unsplit_eh): Skip debug insns.
2282 2010-01-26 Richard Guenther <rguenther@suse.de>
2284 PR tree-optimization/42250
2285 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
2287 2010-01-26 Jakub Jelinek <jakub@redhat.com>
2290 * omp-low.c (expand_omp_sections): Only use single_pred if
2291 l2_bb is single_pred_p.
2293 2010-01-25 Christian Bruel <christian.bruel@st.com>
2296 * config/sh/sh.c (find_barrier): Increase length for non delayed
2297 conditional branches.
2298 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
2300 2010-01-24 David S. Miller <davem@davemloft.net>
2302 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
2303 define if not using GAS.
2304 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2305 Likewise. Delete SECTION_MERGE code, which is only applicable
2308 2010-01-24 Mark Mitchell <mark@codesourcery.com>
2311 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
2312 mangling of va_list in system headers.
2314 2010-01-23 Toon Moene <toon@moene.org>
2316 * tree-predcom.c (combine_chains): Return NULL, not false.
2318 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
2320 * tree-loop-distribution.c (distribute_loop): Fix declaration and
2321 initialization of variable res to agree with return type.
2323 2010-01-22 Steve Ellcey <sje@cup.hp.com>
2325 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
2326 * tree-sra.c: Add include of expr.h.
2328 2010-01-22 Jakub Jelinek <jakub@redhat.com>
2330 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
2331 insert the debug stmt on the single non-EH edge from the stmt.
2333 2010-01-22 Richard Henderson <rth@redhat.com>
2336 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
2337 the RHS until after generate_subtree_copies has insertted its
2338 code before the current statement.
2340 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
2342 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
2344 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
2346 2010-01-21 Martin Jambor <mjambor@suse.cz>
2348 PR tree-optimization/42585
2349 * tree-sra.c (struct access): New field grp_total_scalarization.
2350 (dump_access): Dump the new field.
2351 (should_scalarize_away_bitmap): New variable.
2352 (cannot_scalarize_away_bitmap): Likewise.
2353 (sra_initialize): Allocate new bitmaps.
2354 (sra_deinitialize): Free new bitmaps.
2355 (create_access_1): New function.
2356 (create_access): Parts moved to create_access_1.
2357 (type_consists_of_records_p): New function.
2358 (completely_scalarize_record): Likewise.
2359 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
2360 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
2361 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
2363 (analyze_all_variable_accesses): Completely scalarize small eligible
2366 2010-01-21 Martin Jambor <mjambor@suse.cz>
2368 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
2370 2010-01-21 Andrew Haley <aph@redhat.com>
2372 * gcc.c (process_command): Move lang_specific_driver before
2373 setting cc_libexec_prefix.
2375 2010-01-21 Richard Guenther <rguenther@suse.de>
2378 * fold-const.c (negate_expr_p): Pretend only negative
2379 real constants are easily negatable.
2381 2010-01-20 Janis Johnson <janis187@us.ibm.com>
2382 Jason Merrill <jason@redhat.com>
2384 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
2385 (TYPE_TRANSPARENT_AGGR): this, for union and record.
2386 * calls.c (initialize argument_information): Handle it.
2387 * c-common.c (handle_transparent_union_attribute): Use new name.
2388 * c-decl.c (finish_struct): Ditto.
2389 * c-typeck.c (type_lists_compatible_p): Ditto.
2390 (convert_for_assignment): Use new name and also handle record.
2391 * function.c (aggregate_value_p): Handle it.
2392 (pass_by_reference): Ditto.
2393 (assign_parm_data_types): Ditto.
2394 * print-tree.c (print_node): Ditto.
2395 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
2396 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
2397 * tree.c (first_field): New fn.
2399 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
2402 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
2403 even when linking statically, for now.
2405 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2408 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
2409 without a cselib val.
2410 (count_uses): Accept MO_VAL_SET with no val on stores.
2411 (add_stores): Likewise.
2413 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2415 * var-tracking.c (check_value_val): Add a compile time assertion.
2416 (dv_is_decl_p): Simplify.
2417 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
2418 gcc_assert if ENABLE_CHECKING.
2420 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2423 * var-tracking.c: Include tree-flow.h.
2424 (mem_dies_at_call): New.
2425 (dataflow_set_preserve_mem_locs): Use it.
2426 (dataflow_set_remove_mem_locs): Likewise.
2427 (dump_var): Renamed from dump_variable. Adjust all callers.
2428 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
2429 * Makefile.in (var-tracking.o): Adjust deps.
2431 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
2433 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
2435 2010-01-20 Richard Guenther <rguenther@suse.de>
2437 PR tree-optimization/42717
2438 * tree-ssa-dce.c (get_live_post_dom): Remove.
2439 (forward_edge_to_pdom): Take an arbitrary edge to copy
2440 degenerate PHI args from.
2441 (remove_dead_stmt): Use the first post-dominator even if it
2442 does not contain live statements as redirection destination.
2444 2010-01-20 Richard Guenther <rguenther@suse.de>
2446 * tree-inline.c (estimate_num_insns): Handle EH builtins.
2448 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2450 * sel-sched.c (create_speculation_check): Remove set but not used
2452 (try_transformation_cache): Remove set but not used variable ds.
2453 (calculate_privileged_insns): Remove set but not used variables
2454 cur_insn and min_spec_insn.
2455 (find_best_expr): Remove set but not used variable avail_n.
2456 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
2458 * cgraphunit.c (assemble_thunk): Remove set but not used variable
2460 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
2461 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
2464 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
2467 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
2468 cpu types. Add support for *-sse3 cpu types.
2469 (x86_64-*-*): Ditto.
2471 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2474 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
2475 argument, call initializer_constant_valid_p_1 instead of
2476 initializer_constant_valid_p, pass CACHE to it, return NULL
2477 immediately if first call returns NULL.
2478 (initializer_constant_valid_p_1): New function.
2479 (initializer_constant_valid_p): Use it.
2481 2010-01-20 Thomas Quinot <quinot@adacore.com>
2483 * tree.def (PLACEHOLDER_EXPR): Fix comment.
2485 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2487 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
2488 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
2489 (loc_list_from_tree): Don't handle unsigned division. Handle
2490 signed modulo using DW_OP_{over,over,div,mul,minus}.
2491 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
2492 modulo instead of signed.
2494 2010-01-20 DJ Delorie <dj@redhat.com>
2496 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
2498 (h8300_emit_stack_adjustment): Propogate it.
2500 (h8300_expand_prologue): Likewise.
2501 (h8300_expand_epilogue): Likewise.
2503 2010-01-19 Michael Matz <matz@suse.de>
2505 PR tree-optimization/41783
2506 * tree-data-ref.c (toplevel): Include flags.h.
2507 (dump_data_dependence_relation): Also dump the inputs if the
2508 result will be unknown.
2509 (split_constant_offset_1): Look through some conversions.
2510 * tree-predcom.c (determine_roots_comp): Restart a new chain if
2511 the offset from last element is too large.
2512 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
2513 (reassociate_to_the_same_stmt): Handle vector registers.
2514 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
2516 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
2517 wide_prolog_niters argument, emit widening instructions.
2518 (vect_do_peeling_for_alignment): Adjust caller, use widened
2519 variant of the iteration cound.
2520 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
2522 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2525 * config/arm/neon-testgen.m (emit_automatics): New parameter
2526 features. Adjust for Fixed_return_reg feature.
2527 (test_intrinsic): Call emit_automatics with new feature.
2528 * config/arm/neon.ml: Update copyright years.
2529 (features): New Fixed_return_reg feature.
2530 (ops): Update feature for Vget_low.
2532 2010-01-19 Jakub Jelinek <jakub@redhat.com>
2534 PR tree-optimization/42719
2535 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
2539 * fwprop.c (all_uses_available_at): Return false if def_set dest
2540 is a REG that is used in def_insn.
2542 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
2544 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
2546 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
2549 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
2551 * target.h (struct gcc_target) <secondary_reload>: Change type
2552 of last argument to secondary_reload_info *.
2554 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
2557 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
2558 memory references with unaligned offsets. Remove CQImode handling.
2559 (unaligned_memory_operand): Return 1 for memory references with
2560 unaligned offsets. Remove CQImode handling.
2562 2010-01-18 Richard Guenther <rguenther@suse.de>
2565 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
2568 2010-01-18 Richard Guenther <rguenther@suse.de>
2570 PR tree-optimization/42781
2571 * tree-ssa-structalias.c (find_what_var_points_to): Skip
2572 restrict processing only if the original variable was artificial.
2574 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
2576 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
2577 find number of popped argument bytes.
2579 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
2580 Fix the text that describes the return value for invalid insns.
2582 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
2584 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
2585 Clarify what 'cost of the -dependence' is. Fix quoting.
2587 * toplev.c (default_get_pch_validity): Rename argument to "sz".
2588 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
2590 2010-01-17 Jakub Jelinek <jakub@redhat.com>
2592 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2593 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
2595 2010-01-17 Richard Guenther <rguenther@suse.de>
2598 * function.c (split_complex_args): Take a VEC to modify.
2599 (assign_parms_augmented_arg_list): Build a VEC instead of
2600 a chain of PARM_DECLs.
2601 (assign_parms_unsplit_complex): Take a VEC of arguments.
2602 Do not fixup unmodified parms.
2603 (assign_parms): Deal with the VEC.
2604 (gimplify_parameters): Likewise.
2606 2010-01-17 Richard Guenther <rguenther@suse.de>
2608 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
2609 node existence check.
2610 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
2611 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
2612 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
2613 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
2614 (gimple_execute_on_growing_pred): Likewise.
2616 2010-01-17 Richard Guenther <rguenther@suse.de>
2618 PR tree-optimization/42773
2619 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
2620 (compute_antic_aux): Likewise.
2621 (compute_partial_antic_aux): Likewise.
2623 2010-01-17 Jie Zhang <jie.zhang@analog.com>
2626 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
2629 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
2631 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
2634 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
2635 Fix markup for strict argument.
2637 (TARGET_SCHED_REORDER2): Fix argument types.
2639 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
2640 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
2642 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
2643 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
2645 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
2648 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
2649 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
2650 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
2651 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
2652 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
2654 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
2656 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
2658 (TARGET_ASM_RELOC_RW_MASK): Add return type.
2659 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
2661 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
2663 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
2666 (TARGET_ASM_NAMED_SECTION): Fix argument list.
2668 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
2669 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
2671 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
2673 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
2675 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
2676 referring to it. Fix language.
2678 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
2680 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
2682 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
2684 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
2686 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
2687 '@var{stream}. Remove stray 'and'.
2689 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
2691 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
2693 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
2695 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
2696 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
2698 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
2699 Fix description of return value.
2700 Rename argument "sz" to "len."
2702 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
2703 Clarify meaning of 'true' return value.
2705 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
2707 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
2708 rep_mode versus mode_rep.
2710 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
2712 (TARGET_BUILTIN_DECL): Fix name.
2714 (TARGET_COMMUTATIVE_P): Fix type of first argument.
2716 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
2718 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
2720 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
2722 (TARGET_RELAXED_ORDERING): Use @deftypevr.
2724 (TARGET_GET_DRAP_RTX): Note that this is a hook.
2727 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
2728 Rename argument tm_fn to md_fn.
2730 (TARGET_OPTION_PRINT): Fix argument list.
2732 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
2735 * config/i386/i386.c (ix86_fixup_binary_operands):
2736 Revert FMA4 fixup of operands.
2738 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2741 * Makefile.in (write_entries_to_file, install-plugin):
2742 Use \012 instead of \n with tr.
2744 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
2746 * configure.ac (HAVE_AS_REF): New C macro.
2747 * configure: Regenerate.
2748 * config.in: Likewise.
2749 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
2751 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
2754 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
2756 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
2758 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
2760 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
2762 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
2764 (TARGET_IN_SMALL_DATA_P): Fix argument type.
2766 (TARGET_BINDS_LOCAL_P): Fix argument type.
2768 (TARGET_ASM_FILE_END): Use prototype.
2770 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
2772 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
2774 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
2776 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
2778 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
2779 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
2781 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
2782 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
2784 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
2785 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
2786 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
2787 (TARGET_ADDR_SPACE_CONVERT): Likewise.
2789 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
2791 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
2793 (TARGET_INIT_BUILTINS): Use prototype.
2795 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
2796 Put 'const char *' in braces. Fix parameter types.
2797 (TARGET_INVALID_CONVERSION): Fix parameter types.
2798 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
2799 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
2801 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
2804 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
2806 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
2808 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
2810 * doc/tm.texi (TARGET_HELP): Fix return type.
2812 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
2813 in braces. Fix argument types.
2815 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
2817 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
2819 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
2821 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
2822 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
2824 (TARGET_MANGLE_TYPE): Fix argument types.
2826 (TARGET_IRA_COVER_CLASSES): Use prototype.
2828 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
2830 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
2832 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
2834 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
2836 (TARGET_CALLEE_COPIES): Fix argument types.
2838 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
2840 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
2842 (TARGET_FUNCTION_VALUE): Fix argument types.
2844 (TARGET_RETURN_IN_MSB): Fix argument type.
2846 (TARGET_RETURN_IN_MEMORY): Fix argument types.
2848 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
2850 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
2852 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
2853 agree with return type.
2855 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
2857 2010-01-15 Jing Yu <jingyu@google.com>
2859 PR rtl-optimization/42691
2860 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
2861 a pseudo to a constant and are merged, and adjust comments.
2863 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
2865 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
2867 2010-01-15 Richard Guenther <rguenther@suse.de>
2870 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
2871 labels of computed or non-local gotos to the destination.
2872 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
2873 landing pad label is the first label.
2875 2010-01-15 Richard Guenther <rguenther@suse.de>
2877 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
2879 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2882 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
2883 to allow generation of the xssqrtdp instruction on power7.
2884 (sqrtdf2_fpr): Ditto.
2886 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2889 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
2890 functions with noreturn attribute.
2893 * varasm.c (declare_weak): Add weak attribute to decl if it
2894 doesn't have one already.
2895 (assemble_external): Only add decls to weak_decls if they also
2896 have weak attribute.
2898 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
2900 * var-tracking.c (var_reg_delete): Don't delete the association
2901 between REGs and values or one-part variables if the register
2904 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2907 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
2908 because its first operand is a non-localized variable.
2910 2010-01-14 Martin Jambor <mjambor@suse.cz>
2912 PR tree-optimization/42706
2913 * tree-sra.c (encountered_recursive_call): New variable.
2914 (encountered_unchangable_recursive_call): Likewise.
2915 (sra_initialize): Initialize both new variables.
2916 (callsite_has_enough_arguments_p): New function.
2917 (scan_function): Call decl and flags check only for IPA-SRA, check
2918 whether there is a recursive call and whether it has enough arguments.
2919 (all_callers_have_enough_arguments_p): New function.
2920 (convert_callers): Look for recursive calls only when
2921 encountered_recursive_call is set.
2922 (ipa_early_sra): Bail out either if
2923 !all_callers_have_enough_arguments_p or
2924 encountered_unchangable_recursive_call.
2926 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2928 * sel-sched.c: Add 2010 to copyright years.
2929 * sel-sched-ir.c: Likewise.
2930 * sel-sched-ir.h: Likewise.
2932 2010-01-14 Martin Jambor <mjambor@suse.cz>
2934 PR tree-optimization/42714
2935 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
2936 constructors specially.
2938 2010-01-14 Andi Kleen <ak@linux.intel.com>
2940 * config/i386/drivers-i386.c (detect_caches_intel):
2941 Add l2sizekb parameter and fill in.
2942 (host_detect_local_cpu): Add l2sizekb, fill in.
2943 Add Atom small cache heuristic.
2945 2010-01-14 Andi Kleen <ak@linux.intel.com>
2947 * config/i386/drivers-i386.c (detect_caches_cpuid4):
2948 Add level3 parameter and fill in.
2949 (detect_caches_intel): Handle level3 cache.
2951 2010-01-14 Andi Kleen <ak@linux.intel.com>
2953 * config/i386/drivers-i386.c (host_detect_local_cpu):
2954 Fix core duo detection.
2956 2010-01-14 Andi Kleen <ak@linux.intel.com>
2958 * config/i386/drivers-i386.c (host_detect_local_cpu):
2961 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2963 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
2964 (rs6000_variable_issue_1): this. Use...
2965 (rs6000_variable_issue): here. Reimplement. Print debug info.
2967 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2969 * sel-sched-ir.c (sel_restore_other_notes): Rename to
2970 sel_restore_notes. Update all callers. Call reemit_notes
2973 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2975 PR rtl-optimization/42246
2976 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
2979 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2981 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
2982 all successors is the same as number of successors in current region.
2984 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2986 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
2987 to rename is not separable. Otherwise check that its LHS is not NULL.
2989 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2991 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
2993 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2995 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
2996 available registers when failed to discover LHS register class.
2997 Fix indentation. Update comment.
2999 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3000 Alexander Monakov <amonakov@ispras.ru>
3002 PR rtl-optimization/42389
3003 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
3005 (advance_state_on_fence): Likewise.
3006 (sel_target_adjust_priority): Print debug output only when
3007 sched_verbose >= 4, not 2.
3008 (get_expr_cost): Do not issue all unique insns on the next cycle.
3009 (fill_insns): Initialize can_issue_more from the value saved
3011 * sel-sched-ir.c (flist_add): New parameter issue_more.
3012 Init FENCE_ISSUE_MORE with it.
3013 (merge_fences): Likewise.
3014 (init_fences): Update call to flist_add.
3015 (add_to_fences, add_clean_fence_to_fences)
3016 (add_dirty_fence_to_fences): Likewise.
3017 (move_fence_to_fences): Update call to merge_fences.
3018 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
3020 * sel-sched-ir.h (struct _fence): New field issue_more.
3021 (FENCE_ISSUE_MORE): New accessor macro.
3023 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3025 PR rtl-optimization/42388
3026 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
3027 that have no predecessors nor successors. Do not call move_bb_info
3028 for empty blocks outside of current region.
3030 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3032 PR rtl-optimization/42294
3033 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
3034 * sel-sched.c (move_exprs_to_boundary): Transitively add all
3035 originators' originators.
3037 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3039 PR rtl-optimization/39453
3040 PR rtl-optimization/42246
3041 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
3043 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
3045 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3046 Alexander Monakov <amonakov@ispras.ru>
3049 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
3050 (maybe_tidy_empty_bb): ... here. Make static. Add new
3051 argument. Update all callers.
3052 (tidy_control_flow): ... and here. Recompute topological order
3053 of basic blocks in region if necessary.
3054 (sel_redirect_edge_and_branch): Change return type. Return true
3055 if topological order might have been invalidated.
3056 (purge_empty_blocks): Export and move from...
3057 * sel-sched.c (purge_empty_blocks): ... here.
3058 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
3059 (maybe_tidy_empty_bb): Delete prototype.
3060 (purge_empty_blocks): Declare.
3062 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3064 PR rtl-optimization/42249
3065 * sel-sched.c (try_replace_dest_reg): When chosen register
3066 and original register is the same, do not bail out early, but
3067 still check all original insns for validity of replacing destination
3068 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
3071 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3074 Port from no-undefined-overflow branch:
3075 2009-03-09 Richard Guenther <rguenther@suse.de>
3077 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
3079 2010-01-14 Richard Guenther <rguenther@suse.de>
3082 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
3084 2010-01-14 Ira Rosen <irar@il.ibm.com>
3086 PR tree-optimization/42709
3087 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
3088 as scalar type in creation of constant vector operand.
3090 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3093 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
3094 (check-parallel-%): Match `testsuite' directory component only
3097 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
3099 PR translation/39521
3100 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
3103 2010-01-13 Richard Guenther <rguenther@suse.de>
3105 PR tree-optimization/42730
3106 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
3109 2010-01-13 Steve Ellcey <sje@cup.hp.com>
3112 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
3113 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
3116 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
3118 * config/bfin/libgcc-bfin.ver: Regenerate based on current
3119 libgcc-std.ver. Add entries for ___smulsi3_highpart and
3120 ___umulsi3_highpart.
3122 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
3123 rather than schedule_insns if the pass is enabled.
3125 2010-01-13 Martin Jambor <mjambor@suse.cz>
3127 PR tree-optimization/42704
3128 * tree-sra.c (sra_modify_assign): Do not delete assignments to
3131 2010-01-13 Martin Jambor <mjambor@suse.cz>
3133 PR tree-optimization/42703
3134 * tree-sra.c (analyze_access_subtree): Check that we can build a
3135 reference to the original data within the aggregate.
3137 2010-01-13 Richard Guenther <rguenther@suse.de>
3139 PR tree-optimization/42705
3140 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
3142 2010-01-13 Richard Guenther <rguenther@suse.de>
3145 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
3147 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3150 * var-tracking.c (values_to_unmark): New variable.
3151 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3152 values_to_unmark vector. Moved body to...
3153 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3154 instead queue it into values_to_unmark vector.
3155 (vt_find_locations): Free values_to_unmark vector.
3157 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
3159 * config/s390/s390.c (override_options): Set
3160 default of max-pending-list-length to 256
3162 2010-01-13 Richard Guenther <rguenther@suse.de>
3165 * tree-pass.h (PROP_gimple_lcx): New.
3166 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
3167 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
3168 before the final cleanup_eh.
3169 (dump_properties): Dump PROP_gimple_lcx.
3170 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
3171 (tree_lower_complex_O0): Remove.
3172 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
3173 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
3174 tree_lower_complex, schedule TODO_update_ssa.
3175 * lto-streamer-out.c (output_function): Stream the functions
3177 * lto-streamer-in.c (input_function): Likewise.
3178 (lto_read_body): Do not override them here.
3180 2010-01-12 Joseph Myers <joseph@codesourcery.com>
3183 * c-typeck.c (build_c_cast): Fold value cast to union type before
3184 wrapping it in a CONSTRUCTOR.
3186 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3188 PR rtl-optimization/42699
3189 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
3192 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3194 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3195 SUBTARGET_WARN_UNUSED_SPEC): Move ...
3196 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3197 SUBTARGET_WARN_UNUSED_SPEC): ... here
3198 * config/mips/iris5.h (LIBGCC_SPEC): Define.
3200 2010-01-12 Julian Brown <julian@codesourcery.com>
3202 * config/arm/neon-schedgen.ml (Utils): Don't try to
3203 open missing module.
3204 (find_with_result): New.
3206 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3209 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
3210 sharing when canonicalizing ({lt,ge}u (plus a b) b).
3212 PR tree-optimization/42645
3213 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
3214 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
3215 decl_map, set processing_debug_stmt to -1 and return name without
3218 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
3220 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
3221 binutils version, and reword target configuration description.
3223 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3225 * config/avr/avr.h (LINKER_NAME): Remove.
3227 2010-01-11 Janis Johnson <janis187@us.ibm.com>
3230 * config/rs6000/rs6000.c (rs6000_override_options): On targets
3231 that support VSX, warn for -mno-altivec if vsx is not disabled,
3234 2010-01-11 Joseph Myers <joseph@codesourcery.com>
3235 Shujing Zhao <pearly.zhao@oracle.com>
3237 PR translation/42469
3238 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
3239 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
3240 character between option name and help text.
3241 * c.opt (imultilib): Likewise.
3243 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
3245 * lto-streamer-out.c (output_unreferenced_globals): Output static
3248 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
3250 PR rtl-optimization/42621
3251 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
3252 optimizing for size.
3253 (duplicate_computed_gotos): Remove now-redundant check.
3255 2010-01-10 Steve Ellcey <sje@cup.hp.com>
3258 * configure.ac: Save and restore LDFLAGS and LIBS
3259 * configure: Regenerate.
3261 2010-01-10 Richard Guenther <rguenther@suse.de>
3264 * builtins.c (fold_builtin_strlen): Add type argument and
3265 convert the resulting length to it.
3266 (fold_builtin_1): Adjust.
3268 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3270 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
3271 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
3273 (num_insns_constant_wide): Adjust for that change.
3275 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3278 * web.c (union_defs): Add used argument, to combine uses of
3280 (entry_register): Adjust type and tests of used argument.
3281 (web_main): Widen used for new use. Pass it to union_defs.
3282 * df.h (union_defs): Adjust prototype.
3284 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3287 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
3288 uses in new incoming argument. Free body.
3289 (reset_debug_uses_in_loop): New.
3290 (analyze_insn_to_expand_var): Call the latter if the former found
3291 anything. Fix whitespace. Reject invalid dest overlaps before
3292 going through all insns in the loop.
3294 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3297 * haifa-sched.c (dying_use_p): Debug insns don't count.
3299 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3302 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
3303 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
3304 (verify_gimple_call): Reject LHS in noreturn calls.
3306 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3310 * tree-vect-loop-manip.c (adjust_info): New type.
3311 (adjust_vec): New pointer to vector.
3312 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
3313 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
3314 (slpeel_update_phis_for_duplicate_loop): Use them.
3315 (slpeel_update_phi_nodes_for_guard1): Likewise.
3316 (slpeel_update_phi_nodes_for_guard2): Likewise.
3317 (slpeel_tree_peel_loop_to_edge): Likewise.
3318 (vect_update_ivs_after_vectorizer): Likewise.
3320 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3322 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
3323 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3325 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3327 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
3328 bogus uninitialized warning.
3330 2010-01-09 Richard Guenther <rguenther@suse.de>
3333 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
3334 the evolution is compatible with the initial condition.
3336 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3338 * gcc.c (process_command): Update copyright notice dates.
3339 * gcov.c (print_version): Likewise.
3340 * gcov-dump.c (print_version): Likewise.
3341 * mips-tfile.c (main): Likewise.
3342 * mips-tdump.c (main): Likewise.
3344 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3347 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
3349 (rotlhi3_8): Delete.
3351 (rotlsi3_8): Delete.
3352 (rotlsi3_16): Delete.
3353 (rotlsi3_24): Delete.
3355 (*rotw<mode>3): New.
3356 (*rotb<mode>3): New.
3357 * config/avr/avr.c (avr_rotate_bytes): New function.
3358 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
3360 2010-01-08 Steve Ellcey <sje@cup.hp.com>
3363 * configure.ac: Modify -rdynamic check.
3364 * configure: Regenerate.
3366 2010-01-08 DJ Delorie <dj@redhat.com>
3368 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
3369 register popping order.
3371 2010-01-08 Richard Guenther <rguenther@suse.de>
3374 * c.opt (fsigned-char): Also let LTO handle this option.
3375 (funsigned-char): Likewise.
3377 2010-01-07 Richard Guenther <rguenther@suse.de>
3379 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
3380 (gimple_op): Likewise.
3381 (gimple_op_ptr): Likewise.
3382 (gimple_assign_set_lhs): Remove gcc_assert.
3383 (gimple_assign_set_rhs1): Likewise.
3384 (gimple_assign_set_rhs2): Likewise.
3385 (gimple_call_set_lhs): Likewise.
3386 (gimple_call_set_fn): Likewise.
3387 (gimple_call_set_fndecl): Likewise.
3388 (gimple_call_fndecl): Likewise.
3389 (gimple_call_return_type): Likewise.
3390 (gimple_call_set_chain): Likewise.
3391 (gimple_call_num_args): Likewise.
3392 (gimple_call_set_arg): Likewise.
3393 (gimple_cond_set_code): Likewise.
3394 (gimple_cond_set_lhs): Likewise.
3395 (gimple_cond_set_rhs): Likewise.
3396 (gimple_cond_set_true_label): Likewise.
3397 (gimple_cond_set_false_label): Likewise.
3398 (gimple_label_set_label): Likewise.
3399 (gimple_goto_set_dest): Likewise.
3400 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
3401 (gimple_debug_bind_get_value): Likewise.
3402 (gimple_debug_bind_get_value_ptr): Likewise.
3403 (gimple_debug_bind_set_var): Likewise.
3404 (gimple_debug_bind_set_value): Likewise.
3405 (gimple_debug_bind_reset_value): Likewise.
3406 (gimple_debug_bind_has_value_p): Likewise.
3407 (gimple_return_retval_ptr): Remove gcc_assert.
3408 (gimple_return_retval): Likewise.
3409 (gimple_return_set_retval): Likewise.
3410 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
3411 (safe_referenced_var_iterator): Remove.
3412 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
3413 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
3414 (fill_referenced_var_vec): Remove.
3415 (first_readonly_imm_use): Remove redundant gcc_assert.
3416 (phi_arg_index_from_use): Combine gcc_asserts.
3417 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
3418 (first_imm_use_stmt): Remove redundant gcc_assert.
3419 * tree-cfg.c (verify_gimple_call): Verify function and chain
3420 operands. Verify arguments.
3421 (verify_types_in_gimple_stmt): Verify condition code and labels.
3423 2010-01-07 Richard Guenther <rguenther@suse.de>
3425 PR tree-optimization/42641
3426 * sese.c (rename_map_elt_info): Use the SSA name version, do
3429 2010-01-07 Jakub Jelinek <jakub@redhat.com>
3431 PR tree-optimization/42625
3432 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
3433 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
3435 2010-01-07 Duncan Sands <baldrick@free.fr>
3437 * Makefile.in (PLUGIN_HEADERS): Add version.h.
3439 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
3442 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
3443 note itself is not function_invariant_p.
3445 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
3447 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
3448 Do not add the DF_NOTE problem.
3449 * store-motion.c (execute_rtl_store_motion): Likewise.
3451 2010-01-07 Martin Jambor <mjambor@suse.cz>
3453 PR tree-optimization/42157
3454 * tree-sra.c (compare_access_positions): Stabilize sort if both
3455 accesses have integer types, return zero immediately if they are the
3458 2010-01-06 Richard Henderson <rth@redhat.com>
3461 * haifa-sched.c (add_to_note_list): Merge into ...
3462 (concat_note_lists): ... here, and ...
3463 (unlink_other_notes, rm_other_notes): Merge into...
3464 (remove_notes): ... here. Create REG_SAVE_NOTEs for
3465 NOTE_INSN_EPILOGUE_BEG.
3467 2010-01-06 Richard Guenther <rguenther@suse.de>
3469 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
3470 not inline regular functions into always-inline functions.
3472 2010-01-06 Nick Clifton <nickc@redhat.com>
3474 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
3475 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
3477 (OVERRIDE_OPTIONS): Delete.
3478 (OPTIMIZATION_OPTIONS): Define.
3479 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
3480 * config/rx/rx.c (rx_handle_option): Issue an error message if
3481 -mcpu=rx200 and -fpu are used together.
3482 (rx_set_optimization_options): New function. Issue an error
3483 message if an optimization attribute attempts to reset the FPU/
3484 math optimization pairing.
3485 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
3486 * config/rx/rx.opt: Set the default to 32-bit doubles.
3487 * config/rx/t-rx: Add multilibs for -nofpu option.
3488 * doc/invoke.texi: Update documentation of RX options.
3490 2010-01-06 Richard Guenther <rguenther@suse.de>
3492 * tree-ssa-pre.c (name_to_id): New global.
3493 (alloc_expression_id): Simplify SSA name handling.
3494 (lookup_expression_id): Likewise.
3495 (init_pre): Zero name_to_id.
3496 (fini_pre): Free it.
3498 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
3500 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
3502 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
3505 * config/i386/sse.md (smaxv2di3): New.
3506 (umaxv2di3): Likewise.
3507 (sminv2di3): Likewise.
3508 (uminv2di3): Likewise.
3510 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
3513 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
3514 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
3515 (legitimize_tls_address): Likewise.
3516 (sparc_tls_referenced_p): Likewise.
3517 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
3518 and adjust calls to legitimize_pic_address.
3519 (legitimate_constant_p) Use sparc_tls_referenced_p.
3520 (legitimate_pic_operand_p): Likewise.
3521 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
3522 (sparc_tls_symbol_ref_1): Delete.
3523 (sparc_tls_referenced_p): Make static, recognize specific patterns.
3524 (legitimize_tls_address): Make static, handle CONST patterns.
3525 (legitimize_pic_address): Make static, remove unused parameter and
3526 adjust recursive calls.
3527 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
3528 and adjust call to legitimize_pic_address.
3529 (sparc_output_mi_thunk): Likewise.
3531 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
3532 H.J. Lu <hongjiu.lu@intel.com>
3535 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
3536 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
3537 operands to make them signed.
3540 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3543 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3544 GTU to GT for V4SI and V2DI.
3546 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3547 (umin<mode>3): Removed.
3549 (uminv4si3): Likewise.
3551 2010-01-05 Martin Jambor <mjambor@suse.cz>
3553 PR tree-optimization/42462
3554 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
3555 current_function_decl to helper functions and macros.
3557 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3560 * flags.h: Don't include real.h.
3561 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
3562 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
3563 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
3564 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
3565 * dominance.c: Update copyright.
3566 * gimple.c (walk_gimple_op): Remove inline.
3567 * tree-ssa-reassoc.c: Include real.h.
3568 * Makefile.in (FLAGS_H): Remove $(REAL_H).
3569 (tree-ssa-reassoc.o): Depend on $(REAL_H).
3571 2010-01-05 Nick Clifton <nickc@redhat.com>
3573 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
3574 register to push into the stack frame when the accumulator has to
3575 be saved during interrupts.
3577 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
3579 * doc/invoke.texi: Remove the documentation about option
3581 * common.opt (Wunreachable-code): Preserved for backward
3583 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
3584 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
3585 the backward compatibility flag section.
3587 2010-01-05 Richard Guenther <rguenther@suse.de>
3589 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
3591 2010-01-05 Jakub Jelinek <jakub@redhat.com>
3594 * cfgexpand.c (expand_one_var): Diagnose too large variables.
3596 PR tree-optimization/42508
3597 * tree-sra.c (convert_callers): Check for recursive call
3598 by comparing cgraph nodes instead of decls.
3599 (modify_function): Call ipa_modify_formal_parameters also
3600 on all same_body aliases.
3602 * cgraphunit.c (cgraph_materialize_all_clones): Compare
3603 cgraph nodes when checking for same_body aliases.
3605 2010-01-05 Richard Guenther <rguenther@suse.de>
3607 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
3608 allocation and lookup.
3609 (get_or_alloc_expr_for_constant): Likewise.
3610 (phi_translate): Sink allocation.
3612 2010-01-04 Richard Guenther <rguenther@suse.de>
3614 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
3615 a new entry only if needed.
3616 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
3617 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
3619 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
3621 (phi_translate): Handle CONSTANTs early.
3623 2010-01-04 Martin Jambor <mjambor@suse.cz>
3625 PR tree-optimization/42398
3626 * tree-sra.c (struct access): Removed flag grp_different_types.
3627 (dump_access): Do not dump the removed flag.
3628 (sort_and_splice_var_accesses): Do not set the removed flag.
3629 (sra_modify_expr): Check for type compatibility directly.
3631 2010-01-04 Martin Jambor <mjambor@suse.cz>
3633 PR tree-optimization/42366
3634 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
3635 edges with variable number of parameters.
3636 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
3637 flag instead of asserting it.
3638 (ipa_read_node_info): Read uses_analysis_done flag.
3640 2010-01-04 Richard Guenther <rguenther@suse.de>
3642 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
3643 iterative_hash_* as intended.
3644 (vn_reference_compute_hash): Likewise. Simplify hashing
3646 (vn_reference_lookup_2): Likewise.
3647 (vn_nary_op_compute_hash): Likewise.
3648 (vn_phi_compute_hash): Likewise.
3649 (expressions_equal_p): Remove strange code.
3650 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
3651 (pre_expr_hash): Likewise. Simplify hashing SSA names.
3652 (bitmap_insert_into_set_1): Take value-id as parameter.
3653 (add_to_value): Pass it.
3654 (bitmap_insert_into_set): Likewise.
3655 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
3657 2010-01-04 Jakub Jelinek <jakub@redhat.com>
3660 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
3661 (do_self_spec): For switches with SWITCH_IGNORE set set also
3662 SWITCH_IGNORE_PERMANENTLY.
3663 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
3666 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
3668 * lto-streamer-out.c (output_unreferenced_globals): Output the full
3669 tree of an unreferenced global var.
3671 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3674 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3675 GTU to GT for V4SI and V2DI.
3677 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3678 (umin<mode>3): Removed.
3680 (uminv4si3): Likewise.
3682 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3685 * collect2.c (main): Turn on trace in collect2 if -v is passed
3688 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
3690 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
3691 description of expression operand.
3693 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
3695 * configure.ac: Add install-html to target_list for Make-hooks.
3696 * configure: Regenerate.
3697 * fortran/Make-lang.in (F95_HTMLFILES): New.
3698 (fortran.html): Use it.
3699 (fortran.install-html): New.
3700 * Makefile.in (install-html): Add lang.install-html.
3701 * java/Make-lang.in (JAVA_HTMLFILES): New.
3702 (java.html): Use it.
3703 (java.install-html): New.
3704 * objc/Make-lang.in (objc.install-html): New.
3705 * objcp/Make-lang.in (obj-c++.install-html): New.
3706 * cp/Make-lang.in (c++.install-html): New.
3707 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
3708 * lto/Make-lang.in (lto.install-html): New.
3710 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
3713 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
3715 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
3717 PR rtl-optimization/41862
3718 * store-motion.c (store_killed_in_insn, compute_store_table,
3719 remove_reachable_equiv_notes, replace_store_insn,
3720 build_store_vectors): Ignore all DEBUG_INSNs.
3722 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
3725 * common.opt: Add dumpdir.
3727 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
3729 (option_map): Add --dumpdir.
3731 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
3733 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
3735 * opts.c (decode_options): Try dump_dir_name first if
3736 dump_base_name isn't an absolute path.
3737 (common_handle_option): Handle OPT_dumpdir.
3739 * toplev.c (dump_dir_name): New.
3740 (print_switch_values): Also ignore -dumpdir.
3742 * toplev.h (dump_dir_name): New.
3744 2010-01-03 Richard Guenther <rguenther@suse.de>
3746 PR tree-optimization/42589
3747 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
3748 double-word expansion of bswap32.
3750 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
3752 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
3753 with BLOCK_FOR_INSN.
3754 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
3755 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
3756 noce_process_if_block): Likewise.
3757 * gcse.c (compute_local_properties, insert_expr_in_table,
3758 insert_set_in_table, canon_list_insert, find_avail_set,
3759 pre_insert_copy_insn): Likewise.
3761 * basic-block.h (BLOCK_NUM): Move from here...
3762 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
3764 2010-01-03 Richard Guenther <rguenther@suse.de>
3766 PR tree-optimization/42438
3767 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
3768 contains_may_not_return_call flag.
3769 (BB_MAY_NOTRETURN): New.
3770 (valid_in_sets): Trapping nary operations are not valid
3771 in blocks that may not return.
3772 (insert_into_preds_of_block): Remove check for trapping expressions.
3773 (compute_avail): Compute also BB_MAY_NOTRETURN.
3775 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
3777 * doc/invoke.texi: Add 2010 to copyright years.
3779 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
3781 * config/sparc/sparc.c: Fix formatting nits.
3783 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
3784 Alexander Monakov <amonakov@ispras.ru>
3786 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
3788 2010-01-02 Richard Guenther <rguenther@suse.de>
3791 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
3792 (simplify_switch_using_ranges): Mark to be removed edges
3795 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3797 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3799 * collect2.c (scan_libraries): Add missing argument in call to
3802 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
3805 * config/alpha/predicates.md (aligned_memory_operand): Return false
3807 (unaligned_memory_operand): Return true for CQImode.
3808 * config/alpha/alpha.c (get_aligned_mem): Assert that location
3809 doesn not cross aligned SImode word boundary.
3811 2010-01-02 Anatoly Sokolov <aesok@post.ru>
3813 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
3815 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
3816 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
3818 2010-01-02 Richard Guenther <rguenther@suse.de>
3821 * toplev.c (compile_file): Emit LTO marker properly. Change
3823 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
3825 2010-01-01 Richard Guenther <rguenther@suse.de>
3828 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
3830 2010-01-01 Richard Guenther <rguenther@suse.de>
3833 * c-decl.c (grokdeclarator): For zero-size arrays force
3834 structural equality checks as layout_type does.
3836 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
3838 * builtins.c: Update copyright to 2010.
3840 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
3843 * lto-streamer-out.c (produce_asm): Revert the last change.
3844 (copy_function): Likewise.
3846 * lto-streamer.c (lto_get_section_name): Skip any leading
3849 2010-01-01 Richard Guenther <rguenther@suse.de>
3852 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
3856 Copyright (C) 2010 Free Software Foundation, Inc.
3858 Copying and distribution of this file, with or without modification,
3859 are permitted in any medium without royalty provided the copyright
3860 notice and this notice are preserved.