1 2010-03-17 Alan Modra <amodra@gmail.com>
3 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
4 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
5 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
6 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
8 2010-03-16 Richard Henderson <rth@redhat.com>
11 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
12 (lower_try_finally): Save and restore eh_seq around the expansion
15 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
17 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
18 statements before splitting block.
20 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
22 * doc/sourcebuild.texi (Testsuites): Fix markup.
23 Use pathnames relative to gcc/testsuite.
24 (Test Directives): Move description of how timeout is determined.
25 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
26 (C Tests): Correct gcc.misc-tests directory.
27 Framework tests now live in gcc.test-framework.
29 2010-03-16 Richard Guenther <rguenther@suse.de>
32 * tree-cfg.c (gimple_merge_blocks): When propagating virtual
33 PHI operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI
36 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
37 Alexandre Oliva <aoliva@redhat.com>
39 PR tree-optimization/42917
40 * lambda-code.c (remove_iv): Skip debug statements.
41 (lambda_loopnest_to_gcc_loopnest): Likewise.
42 (not_interesting_stmt): Debug statements are not interesting.
44 2010-03-16 Jakub Jelinek <jakub@redhat.com>
48 * cselib.c (cselib_preserve_constants,
49 cfa_base_preserved_val): New static variables.
50 (preserve_only_constants): New function.
51 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
52 clear its REG_VALUES. If cselib_preserve_constants, don't
53 empty the whole hash table, but preserve there VALUEs with constants,
54 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
55 (cselib_preserve_cfa_base_value): New function.
56 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
57 (cselib_init): Change argument to int bitfield. Set
58 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
60 (cselib_finish): Clear cselib_preserve_constants and
61 cfa_base_preserved_val.
62 * cselib.h (enum cselib_record_what): New enum.
63 (cselib_init): Change argument to int.
64 (cselib_preserve_cfa_base_value): New prototype.
65 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
66 * dse.c (dse_step1): Likewise.
67 * cfgcleanup.c (thread_jump): Likewise.
68 * sched-deps.c (sched_analyze): Likewise.
69 * gcse.c (local_cprop_pass): Likewise.
70 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
71 If FN is non-NULL, call the callback always and whenever it returns
72 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
73 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
74 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
75 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
76 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
77 * var-tracking.c: Include recog.h.
78 (bb_stack_adjust_offset): Remove.
79 (vt_stack_adjustments): Don't call it, instead just gather the
80 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
81 (adjust_stack_reference): Remove.
82 (compute_cfa_pointer): New function.
83 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
84 (struct adjust_mem_data): New type.
85 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
87 (get_address_mode): New function.
88 (replace_expr_with_values): Use it.
89 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
90 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
91 (adjust_sets): Remove.
92 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
94 (get_adjusted_src): Remove.
95 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
96 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
97 (add_with_sets): Don't call adjust_sets.
98 (fp_setter, vt_init_cfa_base): New functions.
99 (vt_initialize): Change return type to bool. Move most of pool etc.
100 initialization to the beginning of the function from end. Pass
101 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
102 If !frame_pointer_needed, call vt_stack_adjustment before mos
103 vector is filled, call vt_init_cfa_base if argp/framep has been
104 eliminated to sp. If frame_pointer_needed and argp/framep has
105 been eliminated to hard frame pointer, set
106 hard_frame_pointer_adjustment and call vt_init_cfa_base after
107 encountering fp setter in the prologue. For MO_ADJUST, call
108 log_op_type before pusing the op into mos vector, not afterwards.
109 Call adjust_insn before cselib_process_insn/add_with_sets,
110 call cancel_changes (0) afterwards.
111 (variable_tracking_main_1): Adjust for vt_initialize calling
112 vt_stack_adjustments and returning whether it succeeded or not.
114 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
116 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
119 2010-03-15 Jakub Jelinek <jakub@redhat.com>
121 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
123 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
124 drap_reg has not been set.
126 2010-03-15 Michael Matz <matz@suse.de>
129 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
130 use it to expand block copies.
131 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
132 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
133 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
135 2010-03-15 Richard Guenther <rguenther@suse.de>
137 PR tree-optimization/43367
138 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
141 2010-03-15 Richard Guenther <rguenther@suse.de>
143 PR tree-optimization/43317
144 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
146 2010-03-15 Martin Jambor <mjambor@suse.cz>
148 PR tree-optimization/43141
149 * tree-sra.c (create_abstract_origin): New function.
150 (modify_function): Call create_abstract_origin.
152 2010-03-15 Chris Demetriou <cgd@google.com>
154 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
157 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
160 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
161 call insert_out_of_ssa_copy for default definitions.
163 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
165 * graphite-clast-to-gimple.c (my_long_long): Defined.
166 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
167 * graphite-sese-to-poly.c (my_long_long): Defined.
168 (scop_ivs_can_be_represented): Use it.
170 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
172 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
173 graphite-max-bbs-per-function, and loop-block-tile-size.
174 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
176 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
178 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
180 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
182 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
183 (add_upper_bounds_from_estimated_nit): New.
184 (build_loop_iteration_domains): Use it.
186 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
188 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
190 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
193 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
194 should be an INTEGER_CST. Also handle CASE_CONVERT.
196 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
198 * graphite.c (graphite_initialize): To bound the number of bbs per
199 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
200 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
201 * doc/invoke.texi: Document it.
203 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
205 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
206 * graphite-sese-to-poly.h (build_poly_scop): Same.
208 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
210 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
211 the number of parameters in the scop. Use as an upper bound
212 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
213 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
214 * doc/invoke.texi: Document it.
216 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
218 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
219 * doc/c-tree.texi: Remove.
220 * doc/generic.texi: Merge c-tree.texi here.
221 * doc/gccint.texi (Trees): Remove menu entry.
222 (c-tree.texi): Remove @include.
223 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
224 * doc/languages.texi (Reading RTL): Ditto.
226 2010-03-12 Steve Ellcey <sje@cup.hp.com>
229 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
231 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
234 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
235 code added to work around reload clobbering CONST insns.
237 2010-03-12 Jakub Jelinek <jakub@redhat.com>
239 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
240 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
241 (cselib_preserve_only_values): Remove retain argument, don't
242 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
243 * cselib.h (cselib_preserve_only_values): Remove retain argument.
244 * var-tracking.c (micro_operation): Move insn field before union.
245 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
246 (struct variable_tracking_info_def): Remove n_mos field, change
247 mos into a vector of micro_operations.
248 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
249 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
250 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
251 changing into a vector.
252 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
253 come before all other uops generated by add_stores.
254 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
256 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
257 a vector. Run just one pass over the bbs instead of separate counting
258 and computation phase.
259 (vt_finalize): Free VTI (bb)->mos vector instead of array.
262 * tree-inline.c (remap_decls): Put old_var rather than origin_var
263 into *nonlocalized_list vector.
264 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
265 even if origin is non-NULL.
266 (gen_variable_die): Likewise.
267 (process_scope_var): Don't change origin.
268 (gen_decl_die): Likewise.
269 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
270 before adding new edges instead of after it, fix moving over
273 2010-03-11 David S. Miller <davem@davemloft.net>
275 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
277 * configure: Rebuild.
279 2010-03-11 Martin Jambor <mjambor@suse.cz>
281 PR tree-optimization/43257
282 * tree.c (assign_assembler_name_if_neeeded): New function.
283 (free_lang_data_in_cgraph): Assembler name assignment moved to the
285 * tree.h (assign_assembler_name_if_neeeded): Declare.
286 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
287 the function if needed.
289 2010-03-11 Chris Demetriou <cgd@google.com>
291 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
292 include/stdint-gcc.h, and include/stdint.h world-readable.
294 2010-03-11 Richard Guenther <rguenther@suse.de>
296 PR tree-optimization/43255
297 * tree-vrp.c (process_assert_insertions_for): Do not insert
298 asserts for trivial conditions.
300 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
302 PR tree-optimization/43280
303 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
304 generation. Move calculation of size out of the if branch.
305 (find_bswap): Modify compare number generation.
307 2010-03-11 Richard Guenther <rguenther@suse.de>
310 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
311 (input_gimple_stmt): Fixup handled component types during
312 operand read. Also fix up decls in ADDR_EXPRs.
314 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
316 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
317 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
319 2010-03-10 Jan Hubicka <jh@suse.cz>
322 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
323 * varasm.c (get_variable_section): Don't do that here...
324 (make_decl_rtl): ... and here.
325 (do_assemble_alias): Produce decl RTL.
326 (assemble_alias): Likewise.
328 2010-03-10 Jakub Jelinek <jakub@redhat.com>
331 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
332 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
334 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
335 (based_loc_descr): Only express drap or vdrap regno based expressions
336 using DW_OP_fbreg when not optimizing.
337 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
338 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
339 REG_CFA_SET_VDRAP note.
341 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
343 PR tree-optimization/43236
344 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
345 error in calculation of base address in reverse iteration case.
346 (generate_builtin): Take number of latch executions if the statement
349 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
352 * tree-eh.c: Include pointer-set.h.
353 (lower_eh_dispatch): Filter out duplicate case labels and
354 remove the unneeded edge when the label is unused. Return
355 true when some edges are removed.
356 (execute_lower_eh_dispatch): When any lowering resulted in
357 removing an edge, also delete unreachable blocks.
359 2010-03-10 Jakub Jelinek <jakub@redhat.com>
362 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
363 UNSPEC_MACHOPIC_OFFSET.
365 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
368 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
369 (m68k_delegitimize_address): New function.
371 2010-03-09 Jakub Jelinek <jakub@redhat.com>
374 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
377 * var-tracking.c (adjust_sets): New function.
378 (count_with_sets, add_with_sets): Use it.
379 (get_adjusted_src): New inline function.
380 (add_stores): Use it.
383 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
384 call cselib_dummy_expand_value_rtx_cb instead of
385 cselib_expand_value_rtx_cb.
388 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
389 * config/i386/i386.c: Include debug.h and dwarf2out.h.
390 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
391 and .cfi_endproc around the pic thunks.
392 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
393 all queued unwind info register saves are saved before the call.
394 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
395 considered as sp-=4 for unwind info and the pop as sp+=4 which
396 also clobbers dest, but doesn't actually restore it.
399 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
402 2010-03-09 Jie Zhang <jie@codesourcery.com>
404 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
405 whitespaces in output template.
407 2010-03-09 Jie Zhang <jie@codesourcery.com>
409 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
412 2010-03-08 Jakub Jelinek <jakub@redhat.com>
414 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
415 builtins.exp in a separate job.
417 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
419 * graphite-sese-to-poly.c (add_param_constraints): Use
420 lower_bound_in_type and upper_bound_in_type.
422 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
424 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
425 instead of unsigned_type_node.
427 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
428 Reza Yazdani <reza.yazdani@amd.com>
431 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
432 on pointer type parameters.
434 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
438 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
439 handle conversions from pointer to integers.
440 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
441 induction variable, to be able to work with code generated by CLooG.
442 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
443 (build_poly_scop): Bail out if we cannot codegen a loop.
445 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
447 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
448 code generation with gloog_error.
450 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
452 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
453 Call fold_convert on all the returned values.
454 (expand_scalar_variables_expr): Pass to
455 expand_scalar_variables_ssa_name the type of the resulting expression.
457 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
459 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
460 ppl_min_for_le_pointset.
461 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
462 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
464 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
466 * graphite-dependences.c (map_into_dep_poly): Removed.
467 (dependence_polyhedron_1): Use combine_context_id_scat.
469 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
471 * graphite-poly.h (struct poly_scattering): Add layout documentation.
472 (struct poly_bb): Same.
473 (combine_context_id_scat): New.
475 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
478 * sese.c (name_defined_in_loop_p): Return false for default
481 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
483 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
484 and clean up the logic.
486 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
488 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
491 2010-03-08 Jakub Jelinek <jakub@redhat.com>
493 * var-tracking.c (remove_cselib_value_chains): Define only for
495 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
496 delete_slot_part, emit_notes_for_differences_1): Don't call
497 remove_cselib_value_chains here.
498 (set_slot_part, emit_notes_for_differences_2): Don't call
499 add_cselib_value_chains here.
500 (preserved_values): New vector.
501 (preserve_value): New function.
502 (add_uses, add_stores, vt_add_function_parameters): Use it
503 instead of cselib_preserve_value.
504 (changed_values_stack): New vector.
505 (check_changed_vars_0): New function.
506 (check_changed_vars_1, check_changed_vars_2): Use it.
507 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
508 changed_values_stack VALUEs.
509 (vt_emit_notes): For all preserved_values call
510 add_cselib_value_chains. If ENABLE_CHECKING call
511 remove_cselib_value_chains before verifying value_chains is empty.
512 Initialize and free changed_values_stack.
513 (vt_initialize): Initialize preserved_values.
514 (vt_finalize): Free preserved_values.
516 2010-03-08 Richard Guenther <rguenther@suse.de>
518 PR tree-optimization/43269
519 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
522 2010-03-08 Martin Jambor <mjambor@suse.cz>
524 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
525 (ipa_is_param_called): Removed.
526 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
527 (ipa_print_node_params): Do not print the called flag.
528 (ipa_write_node_info): Do not stream the called flag.
529 (ipa_read_node_info): Likewise.
531 2010-03-07 Jakub Jelinek <jakub@redhat.com>
534 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
535 * cselib.c (struct expand_value_data): Add dummy field.
536 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
538 (cselib_dummy_expand_value_rtx_cb): New function.
539 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
541 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
542 * var-tracking.c: Include pointer-set.h.
543 (variable): Change n_var_parts to char from int. Add
544 cur_loc_changed and in_changed_variables fields.
545 (variable_canonicalize): Remove.
546 (shared_var_p): New inline function.
547 (unshare_variable): Maintain cur_loc_changed and
548 in_changed_variables fields. If var was in changed_variables,
549 replace it there with new_var. Just copy cur_loc instead of
550 resetting it to something else.
551 (variable_union): Don't recompute cur_loc. Use shared_var_p.
552 (dataflow_set_union): Don't call variable_canonicalize.
553 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
554 of their DEBUG_EXPR_TREE_DECLs.
555 (canonicalize_loc_order_check): Verify that cur_loc is NULL
556 and in_changed_variables and cur_loc_changed is false.
557 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
558 and cur_loc_changed. Don't update cur_loc here.
559 (variable_merge_over_src): Don't call variable_canonicalize.
560 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
561 removing loc that is equal to cur_loc, clear cur_loc,
562 set cur_loc_changed and ensure variable_was_changed is called.
563 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
564 compare pointers in cur_loc check, if it is equal to loc,
565 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
566 (variable_different_p): Remove compare_current_location argument,
567 don't compare cur_loc.
568 (dataflow_set_different_1): Adjust variable_different_p caller.
569 (variable_was_changed): If dv had some var in changed_variables
570 already, reset in_changed_variables flag for it and propagate
571 cur_loc_changed over to the new variable. On empty var
572 always set cur_loc_changed. Set in_changed_variables on whatever
573 var is added to changed_variables.
574 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
575 Use shared_var_p. When removing loc that is equal to cur_loc,
576 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
577 end, don't set it to something else, just call variable_was_changed.
578 (delete_slot_part): Use shared_var_p. When cur_loc equals to
579 loc being removed, clear cur_loc and set cur_loc_changed.
580 Set cur_loc_changed if all locations have been removed.
581 (struct expand_loc_callback_data): New type.
582 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
583 allocated. Always create SUBREGs if simplify_subreg failed.
584 Prefer to use cur_loc, when that fails and still in
585 changed_variables (and seen first time) recompute it. Set
586 cur_loc_changed of variables which had to change cur_loc and
587 compute elcd->cur_loc_changed if any of the subexpressions used
588 had to change cur_loc.
589 (vt_expand_loc): Adjust to pass arguments in
590 expand_loc_callback_data structure.
591 (vt_expand_loc_dummy): New function.
592 (emitted_notes): New variable.
593 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
594 that weren't used for any other decl in current
595 emit_notes_for_changes call call vt_expand_loc_dummy to update
596 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
597 first loc_chain location if NULL before. Always use just
598 cur_loc instead of first loc_chain location. When cur_loc_changed
599 is false, when not --enable-checking=rtl just don't emit any note.
600 When rtl checking, compute the note and assert it is the same
601 as previous note. Clear cur_loc_changed and in_changed_variables
602 at the end before removing from changed_variables.
603 (check_changed_vars_3): New function.
604 (emit_notes_for_changes): Traverse changed_vars to call
605 check_changed_vars_3 on each changed var.
606 (emit_notes_for_differences_1): Clear cur_loc_changed and
607 in_changed_variables. Recompute cur_loc of new_var.
608 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
609 (vt_emit_notes): Initialize and destroy emitted_notes.
611 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
613 PR rtl-optimization/42220
614 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
615 Use verify_reg_tracked to determine if we should use OP_OUT rather
617 (build_def_use): If we see an in-out operand for a register that we
618 know nothing about, treat is an output if possible, fail the block if
621 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
624 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
627 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
630 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
631 uses of relevant DEFs that are dead outside the loop too.
633 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
635 * var-tracking.c (dataflow_set_merge): Swap src and src2.
637 2010-01-13 Jakub Jelinek <jakub@redhat.com>
639 * var-tracking.c (values_to_unmark): New variable.
640 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
641 values_to_unmark vector. Moved body to...
642 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
643 instead queue it into values_to_unmark vector.
644 (vt_find_locations): Free values_to_unmark vector.
646 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
648 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
649 (site.exp): Export them when plugins are enabled.
651 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
654 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
656 (chrec_fold_multiply): Same.
658 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
661 * c-decl.c (build_compound_literal): Return early if init is
664 2010-03-04 Martin Jambor <mjambor@suse.cz>
666 PR tree-optimization/43164
667 PR tree-optimization/43191
668 * tree-sra.c (type_consists_of_records_p): Reject records with
669 zero-size bit-fields at the end.
671 2010-03-04 Mike Stump <mikestump@comcast.net>
673 * Makefile.in (TAGS): Remove *.y.
675 2010-03-04 Richard Guenther <rguenther@suse.de>
677 PR tree-optimization/40761
678 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
680 (my_rev_post_order_compute): New function.
683 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
686 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
687 decrease the cost of an IV candidate when the cost is infinite.
689 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
691 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
692 Use '3DNow!' for the extension of that name, ensure normal space
694 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
696 2010-03-03 Jeff Law <law@redhat.com>
698 * PR middle-end/32693
699 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
701 (extract_bit_field_1): Likewise.
703 2010-03-03 Janis Johnson <janis187@us.ibm.com>
705 * doc/sourcebuild.texi (Test directives): Document that arguments
706 include-opts and exclude-opts are now optional for dg-skip-if,
707 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
709 2010-03-03 Jason Merrill <jason@redhat.com>
712 * cgraph.h (varpool_node): Add extra_name field.
713 * varpool.c (varpool_extra_name_alias): New.
714 (varpool_assemble_decl): Emit extra name aliases.
715 (varpool_mark_needed_node): Look past an extra name alias.
716 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
717 * lto-streamer-in.c (lto_input_tree): Read it.
718 * lto-streamer-out.c (output_unreferenced_globals): Write it.
720 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
722 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
723 (sparc*-*-solaris2*): ...this.
725 2010-03-03 Jakub Jelinek <jakub@redhat.com>
728 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
729 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
730 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
731 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
734 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
735 fallthrough to default handling, just with want_address 0 instead of 2.
736 For single element lists, add_AT_loc directly, otherwise create an
737 artificial variable DIE and stick location list to it.
740 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
741 (VAL_EXPR_HAS_REVERSE): Define.
742 (reverse_op): New function.
743 (add_stores): For reversible operations add an extra MO_VAL_USE.
745 2010-03-02 Jason Merrill <jason@redhat.com>
747 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
749 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
751 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
752 (sparc64-*-linux*): Likewise.
753 (sparc64-*-solaris2*): Include assembler files before linker ones.
754 (sparc-*-solaris2*): Simplify and reorder to match previous case.
755 * config/sparc/gas.h: Delete.
756 * config/sparc/sol2-64.h: Add copyright notice.
757 * config/sparc/sol2-gas-bi.h: Likewise.
758 * config/sparc/sol2-gld.h: Likewise.
759 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
760 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
761 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
762 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
763 (sparc_elf_asm_named_section): Rename into...
764 (sparc_solaris_elf_asm_named_section): ...this. Always define.
766 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
768 * config/alpha/alpha.c (override_options): Fix -mtune error message.
770 2010-03-02 Jeff Law <law@redhat.com>
773 * reload1.c (rtx_p, substitute_stack): Declare.
774 (substitute): Record addresses of changed rtxs.
775 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
776 Restore the original rtx when complete.
777 (reload): Free subsitute_stack when complete.
779 2010-03-02 Janis Johnson <janis187@us.ibm.com>
781 * doc/gccint.texi (menu): Add Testsuites as a chapter.
782 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
784 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
785 LTO Testing, gcov Testing, profopt Testing, compat Testing,
786 Torture Tests): Change from subsection to section.
788 2010-03-02 Jakub Jelinek <jakub@redhat.com>
789 Steven Bosscher <steven@gcc.gnu.org>
791 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
794 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
797 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
798 the assignment from the new induction variable to the assignment
799 of the value from the original loop PHI function.
801 2010-03-01 Janis Johnson <janis187@us.ibm.com>
802 Daniel Jacobowitz <dan@codesourcery.com>
804 * doc/sourcebuild.texi (Test directives): Clarify options to
807 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
809 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
810 Disable cfi directives unless GCC and gas agree on using read-only
811 .eh_frame sections for 64-bit.
812 * configure: Regenerate.
814 2010-03-01 Richard Guenther <rguenther@suse.de>
816 PR tree-optimization/43220
817 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
818 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
820 2010-03-01 Richard Guenther <rguenther@suse.de>
821 Martin Jambor <mjambor@suse.cz>
824 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
825 gimplified parameters.
827 2010-03-01 Christian Bruel <christian.bruel@st.com>
829 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
831 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
833 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
835 2010-03-01 Richard Guenther <rguenther@suse.de>
838 * expr.c (expand_assignment): Use the alias-oracle to tell
839 if the rhs aliases the result decl.
841 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
844 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
845 to sol_gt_pch_get_address.
846 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
847 64-bit, SPARC and x86.
848 (sol_gt_pch_get_address): New function.
850 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
852 * toplev.h (inform_n, error_n): Declare.
853 * diagnostic.c (inform_n, error_n): New function.
855 2010-03-01 Jakub Jelinek <jakub@redhat.com>
857 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
858 has no rtl yet when processing local_decls, queue it and recheck
859 if deferred stack allocation hasn't assigned it rtl.
861 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
863 * config/sh/sh.c (unspec_bbr_uid): New.
864 (gen_block_redirect): Use it instead of INSN_UID.
865 (gen_far_branch): Likewise.
867 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
869 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
870 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
872 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
874 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
875 (Warning Options): -Wno-conversion-null is valid for
876 Objective-C++ as well.
877 * doc/tm.texi (Named Address Spaces): Likewise.
878 * doc/plugins.texi (Plugins): Replace TABs with spaces.
879 * doc/tree-ssa.texi (Tree SSA): Likewise.
881 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
884 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
885 by default. Don't set the default arch for
886 i[34567]86-*-darwin*|x86_64-*-darwin*.
888 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
891 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
892 default. Set the default 32bit/64bit archs with $with_arch
893 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
895 2010-02-27 Richard Guenther <rguenther@suse.de>
897 PR tree-optimization/43186
898 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
899 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
900 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
903 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
905 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
906 required and i[34567]86-*-* targets don't support 64bit ISA.
908 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
911 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
914 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
916 * config.gcc: Set the default arch at least to Prescott for
917 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
918 if SSE math is enabled.
920 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
922 * diagnostic.c (diagnostic_initialize): Update.
923 (diagnostic_report_diagnostic): Test inhibit_notes_p for
925 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
926 (diagnostic_inhibit_notes): New.
927 * toplev.c (process_options): inhibit notes with -fcompare-debug.
929 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
932 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
933 * doc/standards.texi: Likewise.
934 * doc/extend.texi: Likewise.
935 * doc/trouble.texi: Likewise.
936 * doc/cppopts.texi: Likewise.
937 * doc/install.texi: Likewise.
938 * c.opt (std=c90,std=gnu90): New options.
939 * c-opts.c (c_common_handle_option): Handle them.
941 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
944 * c-decl.c (undeclared_variable): Use an informative note.
946 2010-02-26 Richard Guenther <rguenther@suse.de>
948 PR tree-optimization/43186
949 * gimple.h (gimple_fold): Remove.
950 * gimple.c (gimple_fold): Remove. Inline into single user ...
951 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
952 Try harder for conditions.
954 2010-02-26 Jakub Jelinek <jakub@redhat.com>
957 * function.c (used_types_insert): Don't skip through named pointer
958 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
959 and it is different from the main variant's type.
961 2010-02-26 Nick Clifton <nickc@redhat.com>
963 * config/rx/rx.md (sminsi3): Remove bogus alternative.
965 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
967 * config.gcc: Support --with-fpmath=sse for x86.
969 * config/i386/ssemath.h: New.
971 * doc/install.texi (--with-fpmath=sse): Documented.
973 2010-02-26 Richard Guenther <rguenther@suse.de>
975 PR tree-optimization/43188
976 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
977 vector types of over-aligned element type.
979 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
982 * config/i386/i386.c (expand_vec_perm_blend): Use correct
983 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
985 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
987 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
989 2010-02-26 Jakub Jelinek <jakub@redhat.com>
991 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
992 * var-tracking.c: Include diagnostic.h.
993 (debug_dv): New function.
994 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
997 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
998 (add_value_chain, add_value_chains, remove_value_chain,
999 remove_value_chains): Handle DEBUG_EXPRs.
1000 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
1003 * regcprop.c (struct queued_debug_insn_change): New type.
1004 (struct value_data_entry): Add debug_insn_changes field.
1005 (struct value_data): Add n_debug_insn_changes field.
1006 (debug_insn_changes_pool): New variable.
1007 (free_debug_insn_changes, apply_debug_insn_changes,
1008 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
1009 (kill_value_one_regno): Call free_debug_insn_changes if needed.
1010 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
1012 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
1014 (copyprop_hardreg_forward_1): Don't call apply_change_group for
1015 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
1016 changes, call cprop_find_used_regs via note_stores.
1017 (copyprop_hardreg_forward): When copying vd from predecessor
1018 which has any queued DEBUG_INSN changes, make sure the pointers are
1019 cleared. At the end call df_analyze and then if there are any
1020 DEBUG_INSN changes queued at the end of some basic block for still
1021 live registers, apply them.
1022 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
1024 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
1026 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
1029 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
1031 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
1032 targets. Set the default with_cpu/with_arch from arch/cpu.
1033 Allow x86-64 and native for with_cpu/with_arch.
1035 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
1037 * ebitmap.c: Change calls to verify_popcount with calls to
1038 sbitmap_verify_popcount.
1039 (ebitmap_clear_bit): Fixed map->cacheindex test and
1040 map>cache update when bit clearing results in an empty
1043 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1046 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
1047 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
1048 and support both V2DF and V2DI modes.
1049 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
1050 support both V2DF and V2DI modes.
1051 (general): Delete trailing whitespace from a few patterns.
1053 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1054 V2DF/V2DI interleave high/low builtins.
1056 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
1059 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
1060 interleave high/low functions.
1062 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
1064 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
1065 #pragma extern_prefix.
1067 2010-02-25 Jakub Jelinek <jakub@redhat.com>
1070 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
1071 BLKmode, assert op0 is a MEM and just adjust its mode.
1074 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
1075 if bitpos isn't multiple of mode's bitsize.
1077 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1079 * c.opt (-ftemplate-depth=): New.
1080 (-ftemplate-depth-): Deprecate.
1081 * optc-gen.awk: Handle -ftemplate-depth=.
1082 * opth-gen.awk: Likewise.
1083 * c-opts.c (c_common_handle_option): Likewise.
1084 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
1086 2010-02-24 Jason Merrill <jason@redhat.com>
1088 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
1090 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1092 * cfg.c (alloc_aux_for_block): Remove inline.
1093 (alloc_aux_for_edge): Likewise.
1095 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1097 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
1099 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1101 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
1102 * config/i386/sol2-gas.h: New file.
1103 * config.gcc (i[34567]86-*-solaris2*): Use it.
1105 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1108 * c-typeck.c (ep_convert_and_check): New.
1109 (build_conditional_expr): Use it.
1110 (build_binary_op): Likewise.
1112 2010-02-24 Jakub Jelinek <jakub@redhat.com>
1114 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
1117 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
1118 bounds even for -O+.
1119 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
1120 expr needs to have DECL_NAME set.
1122 2010-02-24 Nick Clifton <nickc@redhat.com>
1124 * config/mep/mep.c: Include gimple.h.
1125 (mep_function_uses_sp): Delete unused function.
1126 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
1127 parameters. Use unsigned integers to count args. Return a
1128 NULL_RTX instead of an error_mark_node. Toidy up formatting.
1130 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1133 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
1134 greater or equal to nelt instead of 2 * nelt.
1135 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
1138 2010-02-23 Jason Merrill <jason@redhat.com>
1141 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
1142 in cfun->local_decls even if they have register types.
1145 * stor-layout.c (place_field): Don't warn about unnecessary
1146 DECL_PACKED if the type is packed.
1148 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1151 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
1152 GOTOFF relocs, even when the base reg isn't pic pointer.
1154 2010-02-23 Michael Matz <matz@suse.de>
1157 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
1158 (expand_gimple_basic_block): Generate and use debug temps if there
1159 are debug uses left after the last real use of TERed ssa names.
1160 Unlink debug immediate uses when they are expanded.
1162 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1165 * config/i386/i386.c (override_options): Reorganise to provide
1166 better error messages.
1168 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1171 * graphite-scop-detection.c (create_single_exit_edge): Move
1172 the call to find_single_exit_edge to....
1173 (create_sese_edges): ...here. Don't handle multiple edges
1174 exiting the function.
1175 (build_graphite_scops): Don't handle multiple edges
1176 exiting the function.
1178 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1181 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
1182 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
1184 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1187 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
1189 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1192 * c-typeck.c (convert_arguments): Print declaration location.
1193 * c-common.c (validate_nargs): Rename as
1194 builtin_function_validate_nargs.
1195 (check_builtin_function_arguments): Update.
1197 2010-02-22 Richard Guenther <rguenther@suse.de>
1200 * tree-inline.c (declare_return_variable): Use the type of
1201 the call stmt lhs if available.
1203 2010-02-22 Duncan Sands <baldrick@free.fr>
1205 * passes.c (register_pass): Always consider all pass lists when
1206 ref_pass_instance_number is zero.
1208 2010-02-22 Richard Guenther <rguenther@suse.de>
1210 PR tree-optimization/42749
1211 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
1212 parameter. Do arithmetic in the original type.
1213 (update_accumulator_with_ops): Likewise.
1214 (adjust_accumulator_values): Adjust.
1216 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1218 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
1219 (QI to BLKmode splitter): New splitter.
1221 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
1223 * config/i386/i386.c (initial_ix86_tune_features): Turn on
1224 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
1226 2010-02-22 Richard Guenther <rguenther@suse.de>
1228 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
1230 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
1232 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
1233 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
1234 ($(T)crti.o, $(T)crtn.o): Remove rules.
1236 2010-02-21 Tobias Burnus <burnus@net-b.de>
1239 * doc/invoke.texi (-fassociative-math): Document that this
1240 option is automatically enabled for Fortran.
1242 2010-02-20 David S. Miller <davem@davemloft.net>
1244 * configure.ac: Test if linker and assembler properly support
1245 GOTDATA_OP relocations.
1246 * configure: Rebuild.
1247 * config.in: Likewise.
1248 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
1249 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
1250 (movsi_high_pic): Likewise.
1251 (movdi_lo_sum_pic): Likewise.
1252 (movdi_high_pic): Likewise.
1253 (movsi_pic_gotdata_op): New pattern.
1254 (movdi_pic_gotdata_op): Likewise.
1255 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
1256 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
1258 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
1261 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
1262 attribute to ssemul.
1263 (xop_mulv2div2di3_high): Ditto.
1265 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1268 * c.opt (Wconversion-null): New option.
1269 * doc/invoke.texi (Wconversion-null): Document.
1271 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1273 * common.opt (Wlarger-than-): Add Undocumented.
1275 2010-02-19 Mike Stump <mikestump@comcast.net>
1277 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
1279 2010-02-19 Jason Merrill <jason@redhat.com>
1282 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
1283 * configure: Likewise.
1285 2010-02-20 Alan Modra <amodra@gmail.com>
1288 * cgraph.h (cgraph_make_decl_local): Declare.
1289 * cgraph.c (cgraph_make_decl_local): New function.
1290 (cgraph_make_node_local): Use it.
1291 * cgraphunit.c (cgraph_function_versioning): Likewise.
1292 * ipa.c (function_and_variable_visibility): Likewise.
1294 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1297 * except.c (sjlj_emit_function_enter): Don't call
1298 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
1300 * rtl.h (add_reg_br_prob_note): Remove prototype.
1302 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1305 * c-common.c (conversion_warning): Remove widening conversions
1306 before checking the conversion of integers to reals.
1308 2010-02-19 Mike Stump <mikestump@comcast.net>
1311 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
1314 * cgraphunit.c (process_function_and_variable_attributes): Check
1315 DECL_PRESERVE_P instead of looking up attribute "used".
1316 * ipa-pure-const.c (check_decl): Likewise.
1317 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
1318 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
1319 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
1320 instead of attribute "used".
1321 * config/sol2-c.c (solaris_pragma_init): Likewise.
1322 (solaris_pragma_fini): Likewise.
1324 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1326 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
1327 Use XCNEW instead of xcalloc.
1328 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
1329 XNEW instead of xmalloc.
1330 (get_fields): Use XNEWVEC instead of xmalloc.
1333 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
1334 populate vars array.
1335 (create_new_general_access): For debug stmts just reset value.
1336 (get_stmt_accesses): For accesses within debug stmts just record them
1337 using add_access_to_acc_sites instead of preventing the peeling or
1338 counting them as accesses.
1341 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
1343 2010-02-19 Richard Guenther <rguenther@suse.de>
1345 PR tree-optimization/42916
1346 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
1349 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
1351 * configure.ac: Replace all uses of changequote in macro arguments
1352 with proper quoting.
1354 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1357 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
1359 2010-02-19 Richard Guenther <rguenther@suse.de>
1361 PR tree-optimization/42944
1362 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
1363 test for aliasing with errno.
1365 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1368 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
1369 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
1370 * dojump.c: Include output.h.
1371 (inv): New inline function.
1372 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
1373 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
1374 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
1375 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
1376 argument, pass it down to other calls.
1377 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
1378 add REG_BR_PROB note to the conditional jump.
1379 * cfgexpand.c (add_reg_br_prob_note): Removed.
1380 (expand_gimple_cond): Don't call it, add the probability
1381 as last argument to jumpif_1/jumpifnot_1.
1382 * Makefile.in (dojump.o): Depend on output.h.
1383 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
1385 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
1386 * stmt.c (do_jump_if_equal): Likewise.
1387 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
1388 * loop-unswitch.c (compare_and_jump_seq): Likewise.
1389 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
1391 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
1392 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
1393 jumpifnot_1 callers.
1394 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
1396 (store_expr): Adjust jumpifnot caller.
1397 (store_constructor): Adjust jumpif caller.
1400 * gimplify.c (gimple_boolify): For __builtin_expect call
1401 gimple_boolify also on its first argument.
1403 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
1405 * configure.ac (gnu-unique-object): Wrap regexps using [] in
1407 (__stack_chk_fail): Ditto. Remove quadrigraphs.
1408 * configure: Regenerated.
1410 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1412 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
1413 lang_hooks.types_compatible_p instead of comptypes.
1415 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
1417 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
1418 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
1419 if __prefer_thumb__ is defined.
1421 2010-02-18 Martin Jambor <mjambor@suse.cz>
1423 PR tree-optimization/43066
1424 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
1425 array with zero-sized element type.
1427 2010-02-18 Jakub Jelinek <jakub@redhat.com>
1429 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
1430 rtx, allocate struct var_loc_node here and return it to the
1431 caller, and only if it is actually needed.
1432 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
1433 move it earlier and return immediately if it returns NULL.
1435 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
1437 * config/sparc/gas.h: New file. Restore
1438 TARGET_ASM_NAMED_SECTION to its ELF default.
1439 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
1441 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1442 Likewise. Add ATTRIBUTE_UNUSED to prototype.
1443 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
1444 after sparc/sysv4.h.
1446 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
1448 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
1450 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
1452 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
1453 patterns from predicated pattern.
1455 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
1458 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
1459 for insn mnemonic suffix.
1461 2010-02-17 Richard Guenther <rguenther@suse.de>
1463 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
1466 2010-02-17 Jakub Jelinek <jakub@redhat.com>
1469 * caller-save.c (save_call_clobbered_regs): If BB ends with
1470 a DEBUG_INSN, move any notes in between last real insn and the last
1471 DEBUG_INSN after the last DEBUG_INSN.
1473 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
1475 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
1476 Fix return type. Fix argument type. Explain meaning of return value.
1478 2010-02-16 Richard Guenther <rguenther@suse.de>
1480 PR tree-optimization/41043
1481 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
1482 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
1484 (vrp_visit_phi_node): ... but only for loop PHI nodes.
1486 2010-02-16 Ira Rosen <irar@il.ibm.com>
1488 PR tree-optimization/43074
1489 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
1490 * tree-vect-loop.c (vect_analyze_loop_operations): Add
1491 vectorizable cycles in hybrid SLP check.
1492 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
1494 2010-02-16 Richard Guenther <rguenther@suse.de>
1496 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
1497 (true_dependence): If memrefs_conflict_p computes must-alias
1498 trust it. Move TBAA check after offset-based disambiguation.
1499 (canon_true_dependence): Likewise.
1501 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
1503 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
1504 * doc/invoke.texi: Document it.
1505 * var-tracking.c: Include toplev.h and params.h.
1506 (vt_find_locations): Return bool indicating success. Compute
1507 hash sizes unconditionally. Check new parameter, report.
1508 (variable_tracking_main_1): Check vt_find_locations results and
1509 retry. Renamed from...
1510 (variable_tracking_main): ... this. New wrapper to preserve
1511 flag_var_tracking_assignments.
1512 * Makefile.in (var-tracking.o): Adjust dependencies.
1514 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
1515 Jakub Jelinek <jakub@redhat.com>
1518 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
1519 if weak_import attribute is present.
1520 * config/darwin.c (machopic_select_section): Likewise.
1522 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
1524 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
1525 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
1526 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
1527 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
1529 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
1531 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1534 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
1535 Rewrite text to refer to the names.
1537 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
1539 * config/i386/i386-builtin-types.def
1540 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
1541 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
1542 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
1543 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
1544 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
1545 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
1546 IX86_BUILTIN_VPERMIL2PS256.
1547 (MULTI_ARG_4_DF2_DI_I): Defined.
1548 (MULTI_ARG_4_DF2_DI_I1): Defined.
1549 (MULTI_ARG_4_SF2_SI_I): Defined.
1550 (MULTI_ARG_4_SF2_SI_I1): Defined.
1551 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
1552 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
1553 __builtin_ia32_vpermil2ps256.
1554 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1555 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1556 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
1557 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1558 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1559 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
1560 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
1561 CODE_FOR_xop_vpermil2v8sf3.
1562 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
1563 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
1564 * config/i386/xopintrin.h (_mm_permute2_pd): New.
1565 (_mm256_permute2_pd): New.
1566 (_mm_permute2_ps): New.
1567 (_mm256_permute2_ps): New.
1569 2010-02-15 Nick Clifton <nickc@redhat.com>
1571 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
1572 boolean parameters. Use emit_jump_insn when emitting a pop
1573 instruction containing a return insn.
1574 (push): Use 'true' rather than '1' as second parameter to F.
1575 (h8300_expand_prologue): Likewise.
1576 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
1577 (h8300_expand_epilogue): Likewise.
1579 2010-02-15 Richard Guenther <rguenther@suse.de>
1582 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
1585 2010-02-15 Nick Clifton <nickc@redhat.com>
1587 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
1590 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
1592 * intl.c (fake_ngettext): New function.
1593 * intl.h (fake_ngettext): Declare.
1594 (ngettext): Define macro.
1595 * collect2.c (notice_translated): New function.
1596 (main): Use notice_translated and ngettext.
1597 * collect2.h (notice_translated): Declare.
1599 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
1601 * reorg.c (delete_computation): Comment fixes.
1602 * caller-save.c (setup_save_areas): Idem.
1603 * sel-sched-dump.c (dump_lv_set): Idem.
1606 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1608 * config/s390/s390.c (s390_sched_init): New function.
1609 (TARGET_SCHED_INIT): Target hook defined.
1611 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
1612 Jack Howarth <howarth@bromo.med.uc.edu>
1613 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1616 Partial revert of unintended change in fix for PR41605.
1617 * config/darwin.h: Fix typo.
1618 * config/darwin9.h: Same.
1620 2010-02-11 Jakub Jelinek <jakub@redhat.com>
1622 * c-pch.c (pch_init): Clear v.
1624 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1627 * graphite-scop-detection.c (graphite_can_represent_scev): Call
1628 graphite_can_represent_init for MULT_EXPR.
1630 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1634 * graphite-sese-to-poly.c (remove_phi): New.
1635 (translate_scalar_reduction_to_array): Call remove_phi.
1637 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1640 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
1641 * graphite-clast-to-gimple.h (gloog): Update declaration.
1642 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
1643 * graphite-poly.h (struct poly_bb): Add missing comments.
1644 (struct scop): Add poly_scop_p field.
1646 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
1647 * graphite.c (graphite_transform_loops): Build the polyhedral
1648 representation for each scop before code generation.
1649 * sese.c (rename_variables_in_operand): Removed.
1650 (rename_variables_in_expr): Return the renamed expression.
1651 (rename_sese_parameters): New.
1652 * sese.h (rename_sese_parameters): Declared.
1654 2010-02-11 Richard Guenther <rguenther@suse.de>
1656 PR tree-optimization/42998
1657 * tree-ssa-pre.c (create_expression_by_pieces): Treat
1658 POINTER_PLUS_EXPR properly.
1660 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1661 Changpeng Fang <changpeng.fang@amd.com>
1664 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
1665 the cost of an IV candidate when the IV is used in a test against zero.
1667 * gcc.dg/tree-ssa/ivopts-3.c: New.
1669 2010-02-11 Richard Guenther <rguenther@suse.de>
1672 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
1673 pointer-vs-decl case by swapping refs. Handle some cases
1674 of pointer-vs-decl disambiguations more conservatively.
1675 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
1676 to false after expanding.
1678 2010-02-11 Richard Guenther <rguenther@suse.de>
1681 * gcc.c (process_command): Handle LTO file@offset case more
1684 2010-02-11 Jakub Jelinek <jakub@redhat.com>
1686 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
1687 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
1689 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
1691 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
1692 if MEM's mode size isn't DWARF2_ADDR_SIZE.
1693 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
1694 Optimize eq/ne comparisons when both arguments are known to be
1696 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
1697 Don't mask operands unnecessarily if they are known to be already
1700 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
1702 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
1705 2010-02-10 Richard Guenther <rguenther@suse.de>
1707 PR tree-optimization/43017
1708 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
1709 for wrapping signed arithmetic.
1711 2010-02-10 Jakub Jelinek <jakub@redhat.com>
1714 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
1715 if no debug info should be emitted for it.
1717 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
1719 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
1720 note when flag_exceptions is set.
1722 2010-02-10 Duncan Sands <baldrick@free.fr>
1724 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
1726 2010-02-10 Richard Guenther <rguenther@suse.de>
1729 * tree.c (get_unwidened): Handle constants.
1730 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
1732 2010-02-10 Martin Jambor <mjambor@suse.cz>
1735 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
1736 check for variable argument counts independently.
1738 2010-02-10 Christian Bruel <christian.bruel@st.com>
1741 * config/sh/sh.c (find_barrier): Increase length for non delayed
1742 conditional branches.
1744 2010-02-10 Christian Bruel <christian.bruel@st.com>
1746 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
1748 2010-02-10 Jakub Jelinek <jakub@redhat.com>
1750 * builtins.c (set_builtin_user_assembler_name): Also handle
1751 ffs if int is smaller than word.
1753 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
1756 * ira-conflicts.c (get_dup): Remove.
1757 (process_reg_shuffles): Add new parameter. Use it as an
1758 additional guard for copy generation.
1759 (add_insn_allocno_copies): Rewrite.
1761 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
1763 * common.opt (fsched2-use-traces): Preserved for backward
1765 * doc/invoke.texi: Remove the documentation about option
1766 -fsched2-use-traces.
1767 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
1768 flag_sched2_use_traces.
1769 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
1770 the backward compatibility flag section.
1772 2010-02-09 Richard Guenther <rguenther@suse.de>
1774 PR tree-optimization/43008
1775 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
1776 make HEAP variables initialized from global memory if they
1777 are not known builtin functions.
1778 (find_func_aliases): Adjust.
1780 2010-02-09 Richard Guenther <rguenther@suse.de>
1782 PR tree-optimization/43000
1783 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
1784 arithmetic manually.
1786 2010-02-08 Jakub Jelinek <jakub@redhat.com>
1788 PR tree-optimization/42931
1789 * tree-loop-linear.c (try_interchange_loops): Don't call
1790 double_int_mul if estimated_loop_iterations failed.
1792 2010-02-08 Martin Jambor <mjambor@suse.cz>
1795 * tree-sra.c (build_accesses_from_assign): Do not mark in
1796 should_scalarize_away_bitmap if stmt has volatile ops.
1797 (sra_modify_assign): Do not process assigns piecemeal if if stmt
1800 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
1802 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
1804 2010-02-07 Adam Nemet <adambnmet@gmail.com>
1806 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
1809 2010-02-07 Andrew Pinski <pinskia@gmail.com>
1812 * df-core.c (df_finish_pass): Change type of saved_flags to int.
1814 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1817 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
1818 to unknown_dependence.
1819 (graphite_legal_transform_dr): Handle the unknown_dependence.
1820 (graphite_carried_dependence_level_k): Same.
1822 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1824 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
1826 2010-02-07 Richard Guenther <rguenther@suse.de>
1829 * expr.c (get_inner_reference): Always initialize *pbitsize.
1831 2010-02-07 Richard Guenther <rguenther@suse.de>
1834 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
1835 new ARRAY_REFs on variable size element or minimal index arrays.
1837 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
1838 gimple_fold_indirect_ref.
1840 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
1843 * arm.c (arm_override_options): Just return if the user has specified
1844 an invalid fpu name.
1846 2010-02-03 Jason Merrill <jason@redhat.com>
1849 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
1850 i386_pe_maybe_record_exported_symbol.
1852 2010-02-05 Steve Ellcey <sje@cup.hp.com>
1855 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
1856 (pa_delegitimize_address): New function.
1858 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
1860 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
1861 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
1863 2010-02-05 Richard Guenther <rguenther@suse.de>
1866 * lto-streamer-in.c (get_resolution): Deal with references
1867 to undefined functions.
1869 2010-02-05 Richard Guenther <rguenther@suse.de>
1871 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
1872 (fold_const_aggregate_ref): Likewise.
1873 (ccp_fold_stmt): Substitute loads.
1874 (maybe_fold_reference): Verify types before substituting.
1876 (fold_gimple_assign): Unshare properly.
1877 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
1879 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
1881 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
1882 for rs6000_gen_cell_microcode.
1884 2010-02-04 Richard Guenther <rguenther@suse.de>
1886 PR rtl-optimization/42952
1887 * dse.c (const_or_frame_p): Remove MEM handling.
1889 2010-02-04 Nick Clifton <nickc@redhat.com>
1891 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
1892 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
1893 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
1894 (mn10300_asm_output_mi_thunk): New function.
1895 (mn10300_can_output_mu_thunk): New function.
1896 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
1897 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
1898 (FUNCTION_ARG): Delete incorrect comment.
1900 2010-02-03 Jason Merrill <jason@redhat.com>
1903 * fold-const.c (operand_equal_p): Handle erroneous types.
1905 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1907 * config/h8300/h8300.md (can_delay): Fix attibute condition.
1909 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
1911 PR rtl-optimization/42941
1912 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
1915 2010-02-03 Jason Merrill <jason@redhat.com>
1918 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
1920 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
1923 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
1924 (cselib_reset_table): Renamed from...
1925 (cselib_reset_table_with_next_value): ... this.
1926 (cselib_get_next_uid): Renamed from...
1927 (cselib_get_next_unknown_value): ... this.
1928 * cselib.c (next_uid): Renamed from...
1929 (next_unknown_value): ... this.
1930 (cselib_clear_table): Adjust.
1931 (cselib_reset_table): Adjust. Renamed from...
1932 (cselib_reset_table_with_next_value): ... this.
1933 (cselib_get_next_uid): Adjust. Renamed from...
1934 (cselib_get_next_unknown_value): ... this.
1935 (get_value_hash): Use hash.
1936 (cselib_hash_rtx): Likewise.
1937 (new_cselib_val): Adjust. Set and dump uid.
1938 (cselib_lookup_mem): Pass next_uid as hash.
1939 (cselib_subst_to_values): Likewise.
1940 (cselib_log_lookup): Dump uid.
1941 (cselib_lookup): Pass next_uid as hash. Adjust.
1942 (cselib_process_insn): Adjust.
1943 (cselib_init): Initialize next_uid.
1944 (cselib_finish): Adjust.
1945 (dump_cselib_table): Likewise.
1946 * dse.c (canon_address): Dump value uid.
1947 * print-rtl.c (print_rtx): Print value uid.
1948 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
1950 (dv_uid): New function, sort of renamed from...
1951 (dv_htab_hash): ... this, reimplemented in terms of it and...
1952 (dv_uid2hash): ... this. New.
1953 (variable_htab_eq): Drop excess assertions.
1954 (tie_break_pointers): Removed.
1955 (canon_value_cmp): Compare uids.
1956 (variable_post_merge_New_vals): Print uids.
1957 (vt_add_function_parameters): Adjust.
1958 (vt_initialize): Reset table. Adjust.
1960 2010-02-03 Richard Guenther <rguenther@suse.de>
1962 PR tree-optimization/42944
1963 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
1964 (call_may_clobber_ref_p_1): Likewise. Properly handle
1965 malloc and calloc clobbering errno.
1967 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
1969 * doc/invoke.texi: Fix name of sched1 dump.
1971 * opts.c (decode_options): Set flag_tree_switch_conversion
1972 only conditionally on optimize >= 2.
1974 * gcse.c: Assorted comment fixes in pass description.
1976 2010-02-03 Anthony Green <green@moxielogic.com>
1978 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
1979 nop padding in order to maintain alignment of storage location of
1980 target function address.
1981 (moxie_trampoline_init): Store target function address at newly
1983 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
1985 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
1987 2010-02-03 Richard Guenther <rguenther@suse.de>
1990 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
1992 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1994 * config.gcc: Reenable check for obsolete targets.
1995 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
1996 mips-sgi-irix6.[0-4]*.
1998 2010-02-02 Nick Clifton <nickc@redhat.com>
2000 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
2001 constant size of 4 as being the same as 0.
2002 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
2003 can take values in the range 0..4.
2005 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
2008 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
2009 as _darwin10_Unwind_FindEnclosingFunction().
2010 * libgcc-libsystem.ver: New.
2012 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
2015 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
2016 implicitly set registers.
2018 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
2020 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
2021 (arm_override_options): Allow automatic selection of the thread
2022 pointer register if thumb2.
2023 (legitimize_pic_address): Improve code sequences for Thumb2.
2024 (arm_call_tls_get_addr): Likewise.
2025 (legitimize_tls_address): Likewise.
2026 * arm.md (pic_load_addr_arm): Delete. Replace with ...
2027 (pic_load_addr_32bit): ... this. New named pattern.
2028 * thumb2.md (pic_load_addr_thumb2): Delete.
2029 (pic_load_dot_plus_four): Delete.
2030 (tls_load_dot_plus_four): New named pattern.
2032 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2035 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
2036 Document fix for TLS bug.
2038 2010-01-31 Richard Guenther <rguenther@suse.de>
2040 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
2041 conservatively correct.
2043 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2047 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2049 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2051 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2053 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
2055 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
2057 * config.gcc: Adjust order of makefile fragments for mingw targets.
2059 2010-01-31 Richard Guenther <rguenther@suse.de>
2062 * gimplify.c (gimplify_init_constructor): For volatile LHS
2063 initialize a temporary.
2065 2010-01-31 Matthias Klose <doko@ubuntu.com>
2067 * configure.ac: Fix __stack_chk_fail check for cross builds configured
2069 * configure: Regenerate.
2071 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
2073 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2074 the same alias set and their sizes different constantness.
2075 (aliasing_component_refs_p): Revert 2009-10-24 change.
2077 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2079 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
2082 2010-01-29 Richard Guenther <rguenther@suse.de>
2084 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
2085 Assert we successfully updated the call.
2087 2010-01-29 Jakub Jelinek <jakub@redhat.com>
2089 PR rtl-optimization/42889
2090 * df.h (df_set_bb_dirty_nonlr): New prototype.
2091 * df-core.c (df_set_bb_dirty_nonlr): New function.
2092 * df-scan.c (df_insn_rescan): Call it instead of
2093 df_set_bb_dirty for DEBUG_INSNs.
2095 2010-01-29 Richard Guenther <rguenther@suse.de>
2098 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
2099 quadratic behavior in most cases.
2101 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
2104 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
2105 in the call to gen_x86_movsicc_0_m1.
2107 2010-01-28 Richard Guenther <rguenther@suse.de>
2109 PR tree-optimization/42871
2110 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
2112 2010-01-28 Richard Guenther <rguenther@suse.de>
2114 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
2115 into call arguments.
2117 2010-01-28 Richard Guenther <rguenther@suse.de>
2120 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
2121 the forwarder if the destination is an EH landing pad.
2123 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
2125 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
2126 block list passed to gimple_duplicate_sese_tail.
2127 (parallelize_loops): Avoid parallelization when the function
2129 Avoid parallelization when the preheader is IRREDUCIBLE.
2130 Try to optimize when estimated_loop_iterations_int is unresolved.
2131 Add the loop's location to the dump file.
2132 * tree-cfg.c (add_phi_args_after_redirect): Remove.
2133 (gimple_duplicate_sese_tail): Remove the check for the latch.
2134 Redirect nexits to the exit block.
2135 Remove handling of the incoming edges to the latch.
2136 Redirect the backedge from the copied latch to the exit bb.
2138 2010-01-28 Michael Matz <matz@suse.de>
2141 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
2142 Wrap force_reg into a sequence, emit it before user.
2144 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
2146 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
2148 (arm_legacy_rev): Likewise.
2149 (thumb_legacy_rev): Likewise.
2151 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2153 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
2154 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
2155 on MEM's address failed, try avoid_constant_pool_reference and
2156 recurse if it returned something different.
2157 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
2158 address, try avoid_constant_pool_reference and recurse if it
2159 returned something different.
2160 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
2161 address and avoid_constant_pool_reference returned something
2162 different, don't set have_address.
2164 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
2167 * var-tracking.c (val_store): Add modified argument, obey it.
2169 (count_uses): Move down logging of main.
2170 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
2171 don't need resolution.
2172 (emit_notes_in_bb): Likewise.
2174 2010-01-27 Richard Guenther <rguenther@suse.de>
2177 * tree-inline.c (remap_decl): Delay remapping of SSA name
2178 default definitions until we need them.
2180 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2182 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2183 (rs6000_delegitimize_address): New function.
2185 * config/s390/s390.c (s390_delegitimize_address): Call
2186 delegitimize_mem_from_attrs.
2189 * tree-inline.c (cannot_copy_type_1): Removed.
2190 (copy_forbidden): Don't forbid copying of functions containing
2191 records/unions with variable length fields.
2193 2010-01-27 Christian Bruel <christian.bruel@st.com>
2197 * config/sh/sh.c (find_barrier): Increase length for non delayed
2198 conditional branches.
2200 2010-01-27 Matthias Klose <doko@ubuntu.com>
2202 * configure.ac (gnu-unique-object): Fix ldd version check.
2203 * configure: Regenerate.
2205 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2207 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
2209 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
2210 Test for HAVE_GNU_AS value.
2212 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2214 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
2215 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
2216 INT64_TYPE): Define.
2217 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
2218 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2219 INT_LEAST64_TYPE): Define.
2220 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
2221 UINT_LEAST64_TYPE): Define.
2222 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
2223 INT_FAST64_TYPE): Define.
2224 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2225 UINT_FAST64_TYPE): Define.
2226 (INTMAX_TYPE, UINTMAX_TYPE): Define.
2227 (INTPTR_TYPE, UINTPTR_TYPE): Define.
2228 (SIG_ATOMIC_TYPE): Define.
2230 2010-01-26 Richard Guenther <rguenther@suse.de>
2232 * df-scan.c (df_scan_set_bb_info): Remove assert.
2233 (df_insn_rescan_debug_internal): Merge asserts.
2234 (df_install_ref): Likewise.
2235 (df_mark_reg): Use bitmap_set_range.
2236 (df_hard_reg_used_p): Remove assert.
2237 (df_hard_reg_used_count): Likewise.
2239 2010-01-26 Richard Guenther <rguenther@suse.de>
2241 PR rtl-optimization/42685
2242 * web.c (web_main): Ignore DEBUG_INSNs.
2244 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
2246 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
2248 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
2249 Fix types of fndecl and arglist parameters.
2251 2010-01-26 Richard Guenther <rguenther@suse.de>
2254 * tree-eh.c (unsplit_eh): Skip debug insns.
2256 2010-01-26 Richard Guenther <rguenther@suse.de>
2258 PR tree-optimization/42250
2259 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
2261 2010-01-26 Jakub Jelinek <jakub@redhat.com>
2264 * omp-low.c (expand_omp_sections): Only use single_pred if
2265 l2_bb is single_pred_p.
2267 2010-01-25 Christian Bruel <christian.bruel@st.com>
2270 * config/sh/sh.c (find_barrier): Increase length for non delayed
2271 conditional branches.
2272 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
2274 2010-01-24 David S. Miller <davem@davemloft.net>
2276 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
2277 define if not using GAS.
2278 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2279 Likewise. Delete SECTION_MERGE code, which is only applicable
2282 2010-01-24 Mark Mitchell <mark@codesourcery.com>
2285 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
2286 mangling of va_list in system headers.
2288 2010-01-23 Toon Moene <toon@moene.org>
2290 * tree-predcom.c (combine_chains): Return NULL, not false.
2292 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
2294 * tree-loop-distribution.c (distribute_loop): Fix declaration and
2295 initialization of variable res to agree with return type.
2297 2010-01-22 Steve Ellcey <sje@cup.hp.com>
2299 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
2300 * tree-sra.c: Add include of expr.h.
2302 2010-01-22 Jakub Jelinek <jakub@redhat.com>
2304 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
2305 insert the debug stmt on the single non-EH edge from the stmt.
2307 2010-01-22 Richard Henderson <rth@redhat.com>
2310 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
2311 the RHS until after generate_subtree_copies has insertted its
2312 code before the current statement.
2314 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
2316 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
2318 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
2320 2010-01-21 Martin Jambor <mjambor@suse.cz>
2322 PR tree-optimization/42585
2323 * tree-sra.c (struct access): New field grp_total_scalarization.
2324 (dump_access): Dump the new field.
2325 (should_scalarize_away_bitmap): New variable.
2326 (cannot_scalarize_away_bitmap): Likewise.
2327 (sra_initialize): Allocate new bitmaps.
2328 (sra_deinitialize): Free new bitmaps.
2329 (create_access_1): New function.
2330 (create_access): Parts moved to create_access_1.
2331 (type_consists_of_records_p): New function.
2332 (completely_scalarize_record): Likewise.
2333 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
2334 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
2335 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
2337 (analyze_all_variable_accesses): Completely scalarize small eligible
2340 2010-01-21 Martin Jambor <mjambor@suse.cz>
2342 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
2344 2010-01-21 Andrew Haley <aph@redhat.com>
2346 * gcc.c (process_command): Move lang_specific_driver before
2347 setting cc_libexec_prefix.
2349 2010-01-21 Richard Guenther <rguenther@suse.de>
2352 * fold-const.c (negate_expr_p): Pretend only negative
2353 real constants are easily negatable.
2355 2010-01-20 Janis Johnson <janis187@us.ibm.com>
2356 Jason Merrill <jason@redhat.com>
2358 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
2359 (TYPE_TRANSPARENT_AGGR): this, for union and record.
2360 * calls.c (initialize argument_information): Handle it.
2361 * c-common.c (handle_transparent_union_attribute): Use new name.
2362 * c-decl.c (finish_struct): Ditto.
2363 * c-typeck.c (type_lists_compatible_p): Ditto.
2364 (convert_for_assignment): Use new name and also handle record.
2365 * function.c (aggregate_value_p): Handle it.
2366 (pass_by_reference): Ditto.
2367 (assign_parm_data_types): Ditto.
2368 * print-tree.c (print_node): Ditto.
2369 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
2370 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
2371 * tree.c (first_field): New fn.
2373 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
2376 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
2377 even when linking statically, for now.
2379 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2382 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
2383 without a cselib val.
2384 (count_uses): Accept MO_VAL_SET with no val on stores.
2385 (add_stores): Likewise.
2387 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2389 * var-tracking.c (check_value_val): Add a compile time assertion.
2390 (dv_is_decl_p): Simplify.
2391 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
2392 gcc_assert if ENABLE_CHECKING.
2394 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2397 * var-tracking.c: Include tree-flow.h.
2398 (mem_dies_at_call): New.
2399 (dataflow_set_preserve_mem_locs): Use it.
2400 (dataflow_set_remove_mem_locs): Likewise.
2401 (dump_var): Renamed from dump_variable. Adjust all callers.
2402 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
2403 * Makefile.in (var-tracking.o): Adjust deps.
2405 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
2407 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
2409 2010-01-20 Richard Guenther <rguenther@suse.de>
2411 PR tree-optimization/42717
2412 * tree-ssa-dce.c (get_live_post_dom): Remove.
2413 (forward_edge_to_pdom): Take an arbitrary edge to copy
2414 degenerate PHI args from.
2415 (remove_dead_stmt): Use the first post-dominator even if it
2416 does not contain live statements as redirection destination.
2418 2010-01-20 Richard Guenther <rguenther@suse.de>
2420 * tree-inline.c (estimate_num_insns): Handle EH builtins.
2422 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2424 * sel-sched.c (create_speculation_check): Remove set but not used
2426 (try_transformation_cache): Remove set but not used variable ds.
2427 (calculate_privileged_insns): Remove set but not used variables
2428 cur_insn and min_spec_insn.
2429 (find_best_expr): Remove set but not used variable avail_n.
2430 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
2432 * cgraphunit.c (assemble_thunk): Remove set but not used variable
2434 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
2435 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
2438 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
2441 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
2442 cpu types. Add support for *-sse3 cpu types.
2443 (x86_64-*-*): Ditto.
2445 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2448 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
2449 argument, call initializer_constant_valid_p_1 instead of
2450 initializer_constant_valid_p, pass CACHE to it, return NULL
2451 immediately if first call returns NULL.
2452 (initializer_constant_valid_p_1): New function.
2453 (initializer_constant_valid_p): Use it.
2455 2010-01-20 Thomas Quinot <quinot@adacore.com>
2457 * tree.def (PLACEHOLDER_EXPR): Fix comment.
2459 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2461 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
2462 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
2463 (loc_list_from_tree): Don't handle unsigned division. Handle
2464 signed modulo using DW_OP_{over,over,div,mul,minus}.
2465 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
2466 modulo instead of signed.
2468 2010-01-20 DJ Delorie <dj@redhat.com>
2470 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
2472 (h8300_emit_stack_adjustment): Propogate it.
2474 (h8300_expand_prologue): Likewise.
2475 (h8300_expand_epilogue): Likewise.
2477 2010-01-19 Michael Matz <matz@suse.de>
2479 PR tree-optimization/41783
2480 * tree-data-ref.c (toplevel): Include flags.h.
2481 (dump_data_dependence_relation): Also dump the inputs if the
2482 result will be unknown.
2483 (split_constant_offset_1): Look through some conversions.
2484 * tree-predcom.c (determine_roots_comp): Restart a new chain if
2485 the offset from last element is too large.
2486 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
2487 (reassociate_to_the_same_stmt): Handle vector registers.
2488 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
2490 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
2491 wide_prolog_niters argument, emit widening instructions.
2492 (vect_do_peeling_for_alignment): Adjust caller, use widened
2493 variant of the iteration cound.
2494 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
2496 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2499 * config/arm/neon-testgen.m (emit_automatics): New parameter
2500 features. Adjust for Fixed_return_reg feature.
2501 (test_intrinsic): Call emit_automatics with new feature.
2502 * config/arm/neon.ml: Update copyright years.
2503 (features): New Fixed_return_reg feature.
2504 (ops): Update feature for Vget_low.
2506 2010-01-19 Jakub Jelinek <jakub@redhat.com>
2508 PR tree-optimization/42719
2509 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
2513 * fwprop.c (all_uses_available_at): Return false if def_set dest
2514 is a REG that is used in def_insn.
2516 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
2518 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
2520 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
2523 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
2525 * target.h (struct gcc_target) <secondary_reload>: Change type
2526 of last argument to secondary_reload_info *.
2528 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
2531 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
2532 memory references with unaligned offsets. Remove CQImode handling.
2533 (unaligned_memory_operand): Return 1 for memory references with
2534 unaligned offsets. Remove CQImode handling.
2536 2010-01-18 Richard Guenther <rguenther@suse.de>
2539 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
2542 2010-01-18 Richard Guenther <rguenther@suse.de>
2544 PR tree-optimization/42781
2545 * tree-ssa-structalias.c (find_what_var_points_to): Skip
2546 restrict processing only if the original variable was artificial.
2548 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
2550 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
2551 find number of popped argument bytes.
2553 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
2554 Fix the text that describes the return value for invalid insns.
2556 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
2558 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
2559 Clarify what 'cost of the -dependence' is. Fix quoting.
2561 * toplev.c (default_get_pch_validity): Rename argument to "sz".
2562 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
2564 2010-01-17 Jakub Jelinek <jakub@redhat.com>
2566 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2567 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
2569 2010-01-17 Richard Guenther <rguenther@suse.de>
2572 * function.c (split_complex_args): Take a VEC to modify.
2573 (assign_parms_augmented_arg_list): Build a VEC instead of
2574 a chain of PARM_DECLs.
2575 (assign_parms_unsplit_complex): Take a VEC of arguments.
2576 Do not fixup unmodified parms.
2577 (assign_parms): Deal with the VEC.
2578 (gimplify_parameters): Likewise.
2580 2010-01-17 Richard Guenther <rguenther@suse.de>
2582 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
2583 node existence check.
2584 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
2585 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
2586 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
2587 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
2588 (gimple_execute_on_growing_pred): Likewise.
2590 2010-01-17 Richard Guenther <rguenther@suse.de>
2592 PR tree-optimization/42773
2593 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
2594 (compute_antic_aux): Likewise.
2595 (compute_partial_antic_aux): Likewise.
2597 2010-01-17 Jie Zhang <jie.zhang@analog.com>
2600 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
2603 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
2605 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
2608 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
2609 Fix markup for strict argument.
2611 (TARGET_SCHED_REORDER2): Fix argument types.
2613 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
2614 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
2616 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
2617 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
2619 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
2622 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
2623 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
2624 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
2625 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
2626 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
2628 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
2630 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
2632 (TARGET_ASM_RELOC_RW_MASK): Add return type.
2633 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
2635 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
2637 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
2640 (TARGET_ASM_NAMED_SECTION): Fix argument list.
2642 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
2643 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
2645 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
2647 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
2649 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
2650 referring to it. Fix language.
2652 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
2654 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
2656 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
2658 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
2660 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
2661 '@var{stream}. Remove stray 'and'.
2663 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
2665 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
2667 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
2669 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
2670 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
2672 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
2673 Fix description of return value.
2674 Rename argument "sz" to "len."
2676 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
2677 Clarify meaning of 'true' return value.
2679 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
2681 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
2682 rep_mode versus mode_rep.
2684 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
2686 (TARGET_BUILTIN_DECL): Fix name.
2688 (TARGET_COMMUTATIVE_P): Fix type of first argument.
2690 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
2692 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
2694 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
2696 (TARGET_RELAXED_ORDERING): Use @deftypevr.
2698 (TARGET_GET_DRAP_RTX): Note that this is a hook.
2701 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
2702 Rename argument tm_fn to md_fn.
2704 (TARGET_OPTION_PRINT): Fix argument list.
2706 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
2709 * config/i386/i386.c (ix86_fixup_binary_operands):
2710 Revert FMA4 fixup of operands.
2712 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2715 * Makefile.in (write_entries_to_file, install-plugin):
2716 Use \012 instead of \n with tr.
2718 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
2720 * configure.ac (HAVE_AS_REF): New C macro.
2721 * configure: Regenerate.
2722 * config.in: Likewise.
2723 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
2725 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
2728 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
2730 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
2732 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
2734 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
2736 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
2738 (TARGET_IN_SMALL_DATA_P): Fix argument type.
2740 (TARGET_BINDS_LOCAL_P): Fix argument type.
2742 (TARGET_ASM_FILE_END): Use prototype.
2744 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
2746 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
2748 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
2750 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
2752 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
2753 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
2755 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
2756 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
2758 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
2759 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
2760 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
2761 (TARGET_ADDR_SPACE_CONVERT): Likewise.
2763 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
2765 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
2767 (TARGET_INIT_BUILTINS): Use prototype.
2769 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
2770 Put 'const char *' in braces. Fix parameter types.
2771 (TARGET_INVALID_CONVERSION): Fix parameter types.
2772 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
2773 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
2775 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
2778 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
2780 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
2782 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
2784 * doc/tm.texi (TARGET_HELP): Fix return type.
2786 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
2787 in braces. Fix argument types.
2789 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
2791 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
2793 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
2795 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
2796 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
2798 (TARGET_MANGLE_TYPE): Fix argument types.
2800 (TARGET_IRA_COVER_CLASSES): Use prototype.
2802 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
2804 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
2806 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
2808 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
2810 (TARGET_CALLEE_COPIES): Fix argument types.
2812 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
2814 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
2816 (TARGET_FUNCTION_VALUE): Fix argument types.
2818 (TARGET_RETURN_IN_MSB): Fix argument type.
2820 (TARGET_RETURN_IN_MEMORY): Fix argument types.
2822 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
2824 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
2826 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
2827 agree with return type.
2829 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
2831 2010-01-15 Jing Yu <jingyu@google.com>
2833 PR rtl-optimization/42691
2834 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
2835 a pseudo to a constant and are merged, and adjust comments.
2837 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
2839 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
2841 2010-01-15 Richard Guenther <rguenther@suse.de>
2844 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
2845 labels of computed or non-local gotos to the destination.
2846 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
2847 landing pad label is the first label.
2849 2010-01-15 Richard Guenther <rguenther@suse.de>
2851 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
2853 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2856 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
2857 to allow generation of the xssqrtdp instruction on power7.
2858 (sqrtdf2_fpr): Ditto.
2860 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2863 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
2864 functions with noreturn attribute.
2867 * varasm.c (declare_weak): Add weak attribute to decl if it
2868 doesn't have one already.
2869 (assemble_external): Only add decls to weak_decls if they also
2870 have weak attribute.
2872 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
2874 * var-tracking.c (var_reg_delete): Don't delete the association
2875 between REGs and values or one-part variables if the register
2878 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2881 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
2882 because its first operand is a non-localized variable.
2884 2010-01-14 Martin Jambor <mjambor@suse.cz>
2886 PR tree-optimization/42706
2887 * tree-sra.c (encountered_recursive_call): New variable.
2888 (encountered_unchangable_recursive_call): Likewise.
2889 (sra_initialize): Initialize both new variables.
2890 (callsite_has_enough_arguments_p): New function.
2891 (scan_function): Call decl and flags check only for IPA-SRA, check
2892 whether there is a recursive call and whether it has enough arguments.
2893 (all_callers_have_enough_arguments_p): New function.
2894 (convert_callers): Look for recursive calls only when
2895 encountered_recursive_call is set.
2896 (ipa_early_sra): Bail out either if
2897 !all_callers_have_enough_arguments_p or
2898 encountered_unchangable_recursive_call.
2900 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2902 * sel-sched.c: Add 2010 to copyright years.
2903 * sel-sched-ir.c: Likewise.
2904 * sel-sched-ir.h: Likewise.
2906 2010-01-14 Martin Jambor <mjambor@suse.cz>
2908 PR tree-optimization/42714
2909 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
2910 constructors specially.
2912 2010-01-14 Andi Kleen <ak@linux.intel.com>
2914 * config/i386/drivers-i386.c (detect_caches_intel):
2915 Add l2sizekb parameter and fill in.
2916 (host_detect_local_cpu): Add l2sizekb, fill in.
2917 Add Atom small cache heuristic.
2919 2010-01-14 Andi Kleen <ak@linux.intel.com>
2921 * config/i386/drivers-i386.c (detect_caches_cpuid4):
2922 Add level3 parameter and fill in.
2923 (detect_caches_intel): Handle level3 cache.
2925 2010-01-14 Andi Kleen <ak@linux.intel.com>
2927 * config/i386/drivers-i386.c (host_detect_local_cpu):
2928 Fix core duo detection.
2930 2010-01-14 Andi Kleen <ak@linux.intel.com>
2932 * config/i386/drivers-i386.c (host_detect_local_cpu):
2935 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2937 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
2938 (rs6000_variable_issue_1): this. Use...
2939 (rs6000_variable_issue): here. Reimplement. Print debug info.
2941 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2943 * sel-sched-ir.c (sel_restore_other_notes): Rename to
2944 sel_restore_notes. Update all callers. Call reemit_notes
2947 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2949 PR rtl-optimization/42246
2950 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
2953 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2955 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
2956 all successors is the same as number of successors in current region.
2958 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2960 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
2961 to rename is not separable. Otherwise check that its LHS is not NULL.
2963 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2965 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
2967 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2969 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
2970 available registers when failed to discover LHS register class.
2971 Fix indentation. Update comment.
2973 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2974 Alexander Monakov <amonakov@ispras.ru>
2976 PR rtl-optimization/42389
2977 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
2979 (advance_state_on_fence): Likewise.
2980 (sel_target_adjust_priority): Print debug output only when
2981 sched_verbose >= 4, not 2.
2982 (get_expr_cost): Do not issue all unique insns on the next cycle.
2983 (fill_insns): Initialize can_issue_more from the value saved
2985 * sel-sched-ir.c (flist_add): New parameter issue_more.
2986 Init FENCE_ISSUE_MORE with it.
2987 (merge_fences): Likewise.
2988 (init_fences): Update call to flist_add.
2989 (add_to_fences, add_clean_fence_to_fences)
2990 (add_dirty_fence_to_fences): Likewise.
2991 (move_fence_to_fences): Update call to merge_fences.
2992 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
2994 * sel-sched-ir.h (struct _fence): New field issue_more.
2995 (FENCE_ISSUE_MORE): New accessor macro.
2997 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2999 PR rtl-optimization/42388
3000 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
3001 that have no predecessors nor successors. Do not call move_bb_info
3002 for empty blocks outside of current region.
3004 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3006 PR rtl-optimization/42294
3007 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
3008 * sel-sched.c (move_exprs_to_boundary): Transitively add all
3009 originators' originators.
3011 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3013 PR rtl-optimization/39453
3014 PR rtl-optimization/42246
3015 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
3017 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
3019 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3020 Alexander Monakov <amonakov@ispras.ru>
3023 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
3024 (maybe_tidy_empty_bb): ... here. Make static. Add new
3025 argument. Update all callers.
3026 (tidy_control_flow): ... and here. Recompute topological order
3027 of basic blocks in region if necessary.
3028 (sel_redirect_edge_and_branch): Change return type. Return true
3029 if topological order might have been invalidated.
3030 (purge_empty_blocks): Export and move from...
3031 * sel-sched.c (purge_empty_blocks): ... here.
3032 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
3033 (maybe_tidy_empty_bb): Delete prototype.
3034 (purge_empty_blocks): Declare.
3036 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3038 PR rtl-optimization/42249
3039 * sel-sched.c (try_replace_dest_reg): When chosen register
3040 and original register is the same, do not bail out early, but
3041 still check all original insns for validity of replacing destination
3042 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
3045 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3048 Port from no-undefined-overflow branch:
3049 2009-03-09 Richard Guenther <rguenther@suse.de>
3051 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
3053 2010-01-14 Richard Guenther <rguenther@suse.de>
3056 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
3058 2010-01-14 Ira Rosen <irar@il.ibm.com>
3060 PR tree-optimization/42709
3061 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
3062 as scalar type in creation of constant vector operand.
3064 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3067 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
3068 (check-parallel-%): Match `testsuite' directory component only
3071 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
3073 PR translation/39521
3074 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
3077 2010-01-13 Richard Guenther <rguenther@suse.de>
3079 PR tree-optimization/42730
3080 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
3083 2010-01-13 Steve Ellcey <sje@cup.hp.com>
3086 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
3087 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
3090 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
3092 * config/bfin/libgcc-bfin.ver: Regenerate based on current
3093 libgcc-std.ver. Add entries for ___smulsi3_highpart and
3094 ___umulsi3_highpart.
3096 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
3097 rather than schedule_insns if the pass is enabled.
3099 2010-01-13 Martin Jambor <mjambor@suse.cz>
3101 PR tree-optimization/42704
3102 * tree-sra.c (sra_modify_assign): Do not delete assignments to
3105 2010-01-13 Martin Jambor <mjambor@suse.cz>
3107 PR tree-optimization/42703
3108 * tree-sra.c (analyze_access_subtree): Check that we can build a
3109 reference to the original data within the aggregate.
3111 2010-01-13 Richard Guenther <rguenther@suse.de>
3113 PR tree-optimization/42705
3114 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
3116 2010-01-13 Richard Guenther <rguenther@suse.de>
3119 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
3121 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3124 * var-tracking.c (values_to_unmark): New variable.
3125 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3126 values_to_unmark vector. Moved body to...
3127 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3128 instead queue it into values_to_unmark vector.
3129 (vt_find_locations): Free values_to_unmark vector.
3131 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
3133 * config/s390/s390.c (override_options): Set
3134 default of max-pending-list-length to 256
3136 2010-01-13 Richard Guenther <rguenther@suse.de>
3139 * tree-pass.h (PROP_gimple_lcx): New.
3140 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
3141 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
3142 before the final cleanup_eh.
3143 (dump_properties): Dump PROP_gimple_lcx.
3144 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
3145 (tree_lower_complex_O0): Remove.
3146 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
3147 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
3148 tree_lower_complex, schedule TODO_update_ssa.
3149 * lto-streamer-out.c (output_function): Stream the functions
3151 * lto-streamer-in.c (input_function): Likewise.
3152 (lto_read_body): Do not override them here.
3154 2010-01-12 Joseph Myers <joseph@codesourcery.com>
3157 * c-typeck.c (build_c_cast): Fold value cast to union type before
3158 wrapping it in a CONSTRUCTOR.
3160 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3162 PR rtl-optimization/42699
3163 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
3166 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3168 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3169 SUBTARGET_WARN_UNUSED_SPEC): Move ...
3170 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3171 SUBTARGET_WARN_UNUSED_SPEC): ... here
3172 * config/mips/iris5.h (LIBGCC_SPEC): Define.
3174 2010-01-12 Julian Brown <julian@codesourcery.com>
3176 * config/arm/neon-schedgen.ml (Utils): Don't try to
3177 open missing module.
3178 (find_with_result): New.
3180 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3183 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
3184 sharing when canonicalizing ({lt,ge}u (plus a b) b).
3186 PR tree-optimization/42645
3187 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
3188 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
3189 decl_map, set processing_debug_stmt to -1 and return name without
3192 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
3194 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
3195 binutils version, and reword target configuration description.
3197 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3199 * config/avr/avr.h (LINKER_NAME): Remove.
3201 2010-01-11 Janis Johnson <janis187@us.ibm.com>
3204 * config/rs6000/rs6000.c (rs6000_override_options): On targets
3205 that support VSX, warn for -mno-altivec if vsx is not disabled,
3208 2010-01-11 Joseph Myers <joseph@codesourcery.com>
3209 Shujing Zhao <pearly.zhao@oracle.com>
3211 PR translation/42469
3212 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
3213 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
3214 character between option name and help text.
3215 * c.opt (imultilib): Likewise.
3217 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
3219 * lto-streamer-out.c (output_unreferenced_globals): Output static
3222 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
3224 PR rtl-optimization/42621
3225 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
3226 optimizing for size.
3227 (duplicate_computed_gotos): Remove now-redundant check.
3229 2010-01-10 Steve Ellcey <sje@cup.hp.com>
3232 * configure.ac: Save and restore LDFLAGS and LIBS
3233 * configure: Regenerate.
3235 2010-01-10 Richard Guenther <rguenther@suse.de>
3238 * builtins.c (fold_builtin_strlen): Add type argument and
3239 convert the resulting length to it.
3240 (fold_builtin_1): Adjust.
3242 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3244 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
3245 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
3247 (num_insns_constant_wide): Adjust for that change.
3249 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3252 * web.c (union_defs): Add used argument, to combine uses of
3254 (entry_register): Adjust type and tests of used argument.
3255 (web_main): Widen used for new use. Pass it to union_defs.
3256 * df.h (union_defs): Adjust prototype.
3258 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3261 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
3262 uses in new incoming argument. Free body.
3263 (reset_debug_uses_in_loop): New.
3264 (analyze_insn_to_expand_var): Call the latter if the former found
3265 anything. Fix whitespace. Reject invalid dest overlaps before
3266 going through all insns in the loop.
3268 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3271 * haifa-sched.c (dying_use_p): Debug insns don't count.
3273 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3276 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
3277 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
3278 (verify_gimple_call): Reject LHS in noreturn calls.
3280 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3284 * tree-vect-loop-manip.c (adjust_info): New type.
3285 (adjust_vec): New pointer to vector.
3286 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
3287 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
3288 (slpeel_update_phis_for_duplicate_loop): Use them.
3289 (slpeel_update_phi_nodes_for_guard1): Likewise.
3290 (slpeel_update_phi_nodes_for_guard2): Likewise.
3291 (slpeel_tree_peel_loop_to_edge): Likewise.
3292 (vect_update_ivs_after_vectorizer): Likewise.
3294 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3296 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
3297 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3299 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3301 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
3302 bogus uninitialized warning.
3304 2010-01-09 Richard Guenther <rguenther@suse.de>
3307 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
3308 the evolution is compatible with the initial condition.
3310 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3312 * gcc.c (process_command): Update copyright notice dates.
3313 * gcov.c (print_version): Likewise.
3314 * gcov-dump.c (print_version): Likewise.
3315 * mips-tfile.c (main): Likewise.
3316 * mips-tdump.c (main): Likewise.
3318 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3321 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
3323 (rotlhi3_8): Delete.
3325 (rotlsi3_8): Delete.
3326 (rotlsi3_16): Delete.
3327 (rotlsi3_24): Delete.
3329 (*rotw<mode>3): New.
3330 (*rotb<mode>3): New.
3331 * config/avr/avr.c (avr_rotate_bytes): New function.
3332 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
3334 2010-01-08 Steve Ellcey <sje@cup.hp.com>
3337 * configure.ac: Modify -rdynamic check.
3338 * configure: Regenerate.
3340 2010-01-08 DJ Delorie <dj@redhat.com>
3342 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
3343 register popping order.
3345 2010-01-08 Richard Guenther <rguenther@suse.de>
3348 * c.opt (fsigned-char): Also let LTO handle this option.
3349 (funsigned-char): Likewise.
3351 2010-01-07 Richard Guenther <rguenther@suse.de>
3353 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
3354 (gimple_op): Likewise.
3355 (gimple_op_ptr): Likewise.
3356 (gimple_assign_set_lhs): Remove gcc_assert.
3357 (gimple_assign_set_rhs1): Likewise.
3358 (gimple_assign_set_rhs2): Likewise.
3359 (gimple_call_set_lhs): Likewise.
3360 (gimple_call_set_fn): Likewise.
3361 (gimple_call_set_fndecl): Likewise.
3362 (gimple_call_fndecl): Likewise.
3363 (gimple_call_return_type): Likewise.
3364 (gimple_call_set_chain): Likewise.
3365 (gimple_call_num_args): Likewise.
3366 (gimple_call_set_arg): Likewise.
3367 (gimple_cond_set_code): Likewise.
3368 (gimple_cond_set_lhs): Likewise.
3369 (gimple_cond_set_rhs): Likewise.
3370 (gimple_cond_set_true_label): Likewise.
3371 (gimple_cond_set_false_label): Likewise.
3372 (gimple_label_set_label): Likewise.
3373 (gimple_goto_set_dest): Likewise.
3374 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
3375 (gimple_debug_bind_get_value): Likewise.
3376 (gimple_debug_bind_get_value_ptr): Likewise.
3377 (gimple_debug_bind_set_var): Likewise.
3378 (gimple_debug_bind_set_value): Likewise.
3379 (gimple_debug_bind_reset_value): Likewise.
3380 (gimple_debug_bind_has_value_p): Likewise.
3381 (gimple_return_retval_ptr): Remove gcc_assert.
3382 (gimple_return_retval): Likewise.
3383 (gimple_return_set_retval): Likewise.
3384 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
3385 (safe_referenced_var_iterator): Remove.
3386 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
3387 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
3388 (fill_referenced_var_vec): Remove.
3389 (first_readonly_imm_use): Remove redundant gcc_assert.
3390 (phi_arg_index_from_use): Combine gcc_asserts.
3391 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
3392 (first_imm_use_stmt): Remove redundant gcc_assert.
3393 * tree-cfg.c (verify_gimple_call): Verify function and chain
3394 operands. Verify arguments.
3395 (verify_types_in_gimple_stmt): Verify condition code and labels.
3397 2010-01-07 Richard Guenther <rguenther@suse.de>
3399 PR tree-optimization/42641
3400 * sese.c (rename_map_elt_info): Use the SSA name version, do
3403 2010-01-07 Jakub Jelinek <jakub@redhat.com>
3405 PR tree-optimization/42625
3406 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
3407 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
3409 2010-01-07 Duncan Sands <baldrick@free.fr>
3411 * Makefile.in (PLUGIN_HEADERS): Add version.h.
3413 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
3416 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
3417 note itself is not function_invariant_p.
3419 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
3421 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
3422 Do not add the DF_NOTE problem.
3423 * store-motion.c (execute_rtl_store_motion): Likewise.
3425 2010-01-07 Martin Jambor <mjambor@suse.cz>
3427 PR tree-optimization/42157
3428 * tree-sra.c (compare_access_positions): Stabilize sort if both
3429 accesses have integer types, return zero immediately if they are the
3432 2010-01-06 Richard Henderson <rth@redhat.com>
3435 * haifa-sched.c (add_to_note_list): Merge into ...
3436 (concat_note_lists): ... here, and ...
3437 (unlink_other_notes, rm_other_notes): Merge into...
3438 (remove_notes): ... here. Create REG_SAVE_NOTEs for
3439 NOTE_INSN_EPILOGUE_BEG.
3441 2010-01-06 Richard Guenther <rguenther@suse.de>
3443 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
3444 not inline regular functions into always-inline functions.
3446 2010-01-06 Nick Clifton <nickc@redhat.com>
3448 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
3449 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
3451 (OVERRIDE_OPTIONS): Delete.
3452 (OPTIMIZATION_OPTIONS): Define.
3453 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
3454 * config/rx/rx.c (rx_handle_option): Issue an error message if
3455 -mcpu=rx200 and -fpu are used together.
3456 (rx_set_optimization_options): New function. Issue an error
3457 message if an optimization attribute attempts to reset the FPU/
3458 math optimization pairing.
3459 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
3460 * config/rx/rx.opt: Set the default to 32-bit doubles.
3461 * config/rx/t-rx: Add multilibs for -nofpu option.
3462 * doc/invoke.texi: Update documentation of RX options.
3464 2010-01-06 Richard Guenther <rguenther@suse.de>
3466 * tree-ssa-pre.c (name_to_id): New global.
3467 (alloc_expression_id): Simplify SSA name handling.
3468 (lookup_expression_id): Likewise.
3469 (init_pre): Zero name_to_id.
3470 (fini_pre): Free it.
3472 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
3474 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
3476 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
3479 * config/i386/sse.md (smaxv2di3): New.
3480 (umaxv2di3): Likewise.
3481 (sminv2di3): Likewise.
3482 (uminv2di3): Likewise.
3484 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
3487 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
3488 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
3489 (legitimize_tls_address): Likewise.
3490 (sparc_tls_referenced_p): Likewise.
3491 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
3492 and adjust calls to legitimize_pic_address.
3493 (legitimate_constant_p) Use sparc_tls_referenced_p.
3494 (legitimate_pic_operand_p): Likewise.
3495 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
3496 (sparc_tls_symbol_ref_1): Delete.
3497 (sparc_tls_referenced_p): Make static, recognize specific patterns.
3498 (legitimize_tls_address): Make static, handle CONST patterns.
3499 (legitimize_pic_address): Make static, remove unused parameter and
3500 adjust recursive calls.
3501 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
3502 and adjust call to legitimize_pic_address.
3503 (sparc_output_mi_thunk): Likewise.
3505 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
3506 H.J. Lu <hongjiu.lu@intel.com>
3509 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
3510 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
3511 operands to make them signed.
3514 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3517 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3518 GTU to GT for V4SI and V2DI.
3520 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3521 (umin<mode>3): Removed.
3523 (uminv4si3): Likewise.
3525 2010-01-05 Martin Jambor <mjambor@suse.cz>
3527 PR tree-optimization/42462
3528 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
3529 current_function_decl to helper functions and macros.
3531 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3534 * flags.h: Don't include real.h.
3535 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
3536 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
3537 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
3538 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
3539 * dominance.c: Update copyright.
3540 * gimple.c (walk_gimple_op): Remove inline.
3541 * tree-ssa-reassoc.c: Include real.h.
3542 * Makefile.in (FLAGS_H): Remove $(REAL_H).
3543 (tree-ssa-reassoc.o): Depend on $(REAL_H).
3545 2010-01-05 Nick Clifton <nickc@redhat.com>
3547 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
3548 register to push into the stack frame when the accumulator has to
3549 be saved during interrupts.
3551 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
3553 * doc/invoke.texi: Remove the documentation about option
3555 * common.opt (Wunreachable-code): Preserved for backward
3557 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
3558 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
3559 the backward compatibility flag section.
3561 2010-01-05 Richard Guenther <rguenther@suse.de>
3563 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
3565 2010-01-05 Jakub Jelinek <jakub@redhat.com>
3568 * cfgexpand.c (expand_one_var): Diagnose too large variables.
3570 PR tree-optimization/42508
3571 * tree-sra.c (convert_callers): Check for recursive call
3572 by comparing cgraph nodes instead of decls.
3573 (modify_function): Call ipa_modify_formal_parameters also
3574 on all same_body aliases.
3576 * cgraphunit.c (cgraph_materialize_all_clones): Compare
3577 cgraph nodes when checking for same_body aliases.
3579 2010-01-05 Richard Guenther <rguenther@suse.de>
3581 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
3582 allocation and lookup.
3583 (get_or_alloc_expr_for_constant): Likewise.
3584 (phi_translate): Sink allocation.
3586 2010-01-04 Richard Guenther <rguenther@suse.de>
3588 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
3589 a new entry only if needed.
3590 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
3591 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
3593 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
3595 (phi_translate): Handle CONSTANTs early.
3597 2010-01-04 Martin Jambor <mjambor@suse.cz>
3599 PR tree-optimization/42398
3600 * tree-sra.c (struct access): Removed flag grp_different_types.
3601 (dump_access): Do not dump the removed flag.
3602 (sort_and_splice_var_accesses): Do not set the removed flag.
3603 (sra_modify_expr): Check for type compatibility directly.
3605 2010-01-04 Martin Jambor <mjambor@suse.cz>
3607 PR tree-optimization/42366
3608 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
3609 edges with variable number of parameters.
3610 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
3611 flag instead of asserting it.
3612 (ipa_read_node_info): Read uses_analysis_done flag.
3614 2010-01-04 Richard Guenther <rguenther@suse.de>
3616 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
3617 iterative_hash_* as intended.
3618 (vn_reference_compute_hash): Likewise. Simplify hashing
3620 (vn_reference_lookup_2): Likewise.
3621 (vn_nary_op_compute_hash): Likewise.
3622 (vn_phi_compute_hash): Likewise.
3623 (expressions_equal_p): Remove strange code.
3624 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
3625 (pre_expr_hash): Likewise. Simplify hashing SSA names.
3626 (bitmap_insert_into_set_1): Take value-id as parameter.
3627 (add_to_value): Pass it.
3628 (bitmap_insert_into_set): Likewise.
3629 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
3631 2010-01-04 Jakub Jelinek <jakub@redhat.com>
3634 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
3635 (do_self_spec): For switches with SWITCH_IGNORE set set also
3636 SWITCH_IGNORE_PERMANENTLY.
3637 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
3640 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
3642 * lto-streamer-out.c (output_unreferenced_globals): Output the full
3643 tree of an unreferenced global var.
3645 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3648 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3649 GTU to GT for V4SI and V2DI.
3651 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3652 (umin<mode>3): Removed.
3654 (uminv4si3): Likewise.
3656 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3659 * collect2.c (main): Turn on trace in collect2 if -v is passed
3662 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
3664 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
3665 description of expression operand.
3667 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
3669 * configure.ac: Add install-html to target_list for Make-hooks.
3670 * configure: Regenerate.
3671 * fortran/Make-lang.in (F95_HTMLFILES): New.
3672 (fortran.html): Use it.
3673 (fortran.install-html): New.
3674 * Makefile.in (install-html): Add lang.install-html.
3675 * java/Make-lang.in (JAVA_HTMLFILES): New.
3676 (java.html): Use it.
3677 (java.install-html): New.
3678 * objc/Make-lang.in (objc.install-html): New.
3679 * objcp/Make-lang.in (obj-c++.install-html): New.
3680 * cp/Make-lang.in (c++.install-html): New.
3681 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
3682 * lto/Make-lang.in (lto.install-html): New.
3684 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
3687 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
3689 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
3691 PR rtl-optimization/41862
3692 * store-motion.c (store_killed_in_insn, compute_store_table,
3693 remove_reachable_equiv_notes, replace_store_insn,
3694 build_store_vectors): Ignore all DEBUG_INSNs.
3696 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
3699 * common.opt: Add dumpdir.
3701 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
3703 (option_map): Add --dumpdir.
3705 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
3707 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
3709 * opts.c (decode_options): Try dump_dir_name first if
3710 dump_base_name isn't an absolute path.
3711 (common_handle_option): Handle OPT_dumpdir.
3713 * toplev.c (dump_dir_name): New.
3714 (print_switch_values): Also ignore -dumpdir.
3716 * toplev.h (dump_dir_name): New.
3718 2010-01-03 Richard Guenther <rguenther@suse.de>
3720 PR tree-optimization/42589
3721 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
3722 double-word expansion of bswap32.
3724 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
3726 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
3727 with BLOCK_FOR_INSN.
3728 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
3729 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
3730 noce_process_if_block): Likewise.
3731 * gcse.c (compute_local_properties, insert_expr_in_table,
3732 insert_set_in_table, canon_list_insert, find_avail_set,
3733 pre_insert_copy_insn): Likewise.
3735 * basic-block.h (BLOCK_NUM): Move from here...
3736 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
3738 2010-01-03 Richard Guenther <rguenther@suse.de>
3740 PR tree-optimization/42438
3741 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
3742 contains_may_not_return_call flag.
3743 (BB_MAY_NOTRETURN): New.
3744 (valid_in_sets): Trapping nary operations are not valid
3745 in blocks that may not return.
3746 (insert_into_preds_of_block): Remove check for trapping expressions.
3747 (compute_avail): Compute also BB_MAY_NOTRETURN.
3749 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
3751 * doc/invoke.texi: Add 2010 to copyright years.
3753 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
3755 * config/sparc/sparc.c: Fix formatting nits.
3757 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
3758 Alexander Monakov <amonakov@ispras.ru>
3760 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
3762 2010-01-02 Richard Guenther <rguenther@suse.de>
3765 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
3766 (simplify_switch_using_ranges): Mark to be removed edges
3769 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3771 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3773 * collect2.c (scan_libraries): Add missing argument in call to
3776 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
3779 * config/alpha/predicates.md (aligned_memory_operand): Return false
3781 (unaligned_memory_operand): Return true for CQImode.
3782 * config/alpha/alpha.c (get_aligned_mem): Assert that location
3783 doesn not cross aligned SImode word boundary.
3785 2010-01-02 Anatoly Sokolov <aesok@post.ru>
3787 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
3789 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
3790 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
3792 2010-01-02 Richard Guenther <rguenther@suse.de>
3795 * toplev.c (compile_file): Emit LTO marker properly. Change
3797 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
3799 2010-01-01 Richard Guenther <rguenther@suse.de>
3802 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
3804 2010-01-01 Richard Guenther <rguenther@suse.de>
3807 * c-decl.c (grokdeclarator): For zero-size arrays force
3808 structural equality checks as layout_type does.
3810 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
3812 * builtins.c: Update copyright to 2010.
3814 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
3817 * lto-streamer-out.c (produce_asm): Revert the last change.
3818 (copy_function): Likewise.
3820 * lto-streamer.c (lto_get_section_name): Skip any leading
3823 2010-01-01 Richard Guenther <rguenther@suse.de>
3826 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
3830 Copyright (C) 2010 Free Software Foundation, Inc.
3832 Copying and distribution of this file, with or without modification,
3833 are permitted in any medium without royalty provided the copyright
3834 notice and this notice are preserved.