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
1532 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1535 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
1536 Rewrite text to refer to the names.
1538 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
1540 * config/i386/i386-builtin-types.def
1541 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
1542 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
1543 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
1544 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
1545 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
1546 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
1547 IX86_BUILTIN_VPERMIL2PS256.
1548 (MULTI_ARG_4_DF2_DI_I): Defined.
1549 (MULTI_ARG_4_DF2_DI_I1): Defined.
1550 (MULTI_ARG_4_SF2_SI_I): Defined.
1551 (MULTI_ARG_4_SF2_SI_I1): Defined.
1552 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
1553 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
1554 __builtin_ia32_vpermil2ps256.
1555 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1556 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1557 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
1558 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1559 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1560 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
1561 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
1562 CODE_FOR_xop_vpermil2v8sf3.
1563 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
1564 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
1565 * config/i386/xopintrin.h (_mm_permute2_pd): New.
1566 (_mm256_permute2_pd): New.
1567 (_mm_permute2_ps): New.
1568 (_mm256_permute2_ps): New.
1570 2010-02-15 Nick Clifton <nickc@redhat.com>
1572 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
1573 boolean parameters. Use emit_jump_insn when emitting a pop
1574 instruction containing a return insn.
1575 (push): Use 'true' rather than '1' as second parameter to F.
1576 (h8300_expand_prologue): Likewise.
1577 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
1578 (h8300_expand_epilogue): Likewise.
1580 2010-02-15 Richard Guenther <rguenther@suse.de>
1583 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
1586 2010-02-15 Nick Clifton <nickc@redhat.com>
1588 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
1591 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
1593 * intl.c (fake_ngettext): New function.
1594 * intl.h (fake_ngettext): Declare.
1595 (ngettext): Define macro.
1596 * collect2.c (notice_translated): New function.
1597 (main): Use notice_translated and ngettext.
1598 * collect2.h (notice_translated): Declare.
1600 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
1602 * reorg.c (delete_computation): Comment fixes.
1603 * caller-save.c (setup_save_areas): Idem.
1604 * sel-sched-dump.c (dump_lv_set): Idem.
1607 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1609 * config/s390/s390.c (s390_sched_init): New function.
1610 (TARGET_SCHED_INIT): Target hook defined.
1612 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
1613 Jack Howarth <howarth@bromo.med.uc.edu>
1614 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1617 Partial revert of unintended change in fix for PR41605.
1618 * config/darwin.h: Fix typo.
1619 * config/darwin9.h: Same.
1621 2010-02-11 Jakub Jelinek <jakub@redhat.com>
1623 * c-pch.c (pch_init): Clear v.
1625 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1628 * graphite-scop-detection.c (graphite_can_represent_scev): Call
1629 graphite_can_represent_init for MULT_EXPR.
1631 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1635 * graphite-sese-to-poly.c (remove_phi): New.
1636 (translate_scalar_reduction_to_array): Call remove_phi.
1638 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1641 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
1642 * graphite-clast-to-gimple.h (gloog): Update declaration.
1643 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
1644 * graphite-poly.h (struct poly_bb): Add missing comments.
1645 (struct scop): Add poly_scop_p field.
1647 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
1648 * graphite.c (graphite_transform_loops): Build the polyhedral
1649 representation for each scop before code generation.
1650 * sese.c (rename_variables_in_operand): Removed.
1651 (rename_variables_in_expr): Return the renamed expression.
1652 (rename_sese_parameters): New.
1653 * sese.h (rename_sese_parameters): Declared.
1655 2010-02-11 Richard Guenther <rguenther@suse.de>
1657 PR tree-optimization/42998
1658 * tree-ssa-pre.c (create_expression_by_pieces): Treat
1659 POINTER_PLUS_EXPR properly.
1661 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1662 Changpeng Fang <changpeng.fang@amd.com>
1665 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
1666 the cost of an IV candidate when the IV is used in a test against zero.
1668 * gcc.dg/tree-ssa/ivopts-3.c: New.
1670 2010-02-11 Richard Guenther <rguenther@suse.de>
1673 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
1674 pointer-vs-decl case by swapping refs. Handle some cases
1675 of pointer-vs-decl disambiguations more conservatively.
1676 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
1677 to false after expanding.
1679 2010-02-11 Richard Guenther <rguenther@suse.de>
1682 * gcc.c (process_command): Handle LTO file@offset case more
1685 2010-02-11 Jakub Jelinek <jakub@redhat.com>
1687 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
1688 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
1690 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
1692 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
1693 if MEM's mode size isn't DWARF2_ADDR_SIZE.
1694 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
1695 Optimize eq/ne comparisons when both arguments are known to be
1697 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
1698 Don't mask operands unnecessarily if they are known to be already
1701 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
1703 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
1706 2010-02-10 Richard Guenther <rguenther@suse.de>
1708 PR tree-optimization/43017
1709 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
1710 for wrapping signed arithmetic.
1712 2010-02-10 Jakub Jelinek <jakub@redhat.com>
1715 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
1716 if no debug info should be emitted for it.
1718 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
1720 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
1721 note when flag_exceptions is set.
1723 2010-02-10 Duncan Sands <baldrick@free.fr>
1725 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
1727 2010-02-10 Richard Guenther <rguenther@suse.de>
1730 * tree.c (get_unwidened): Handle constants.
1731 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
1733 2010-02-10 Martin Jambor <mjambor@suse.cz>
1736 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
1737 check for variable argument counts independently.
1739 2010-02-10 Christian Bruel <christian.bruel@st.com>
1742 * config/sh/sh.c (find_barrier): Increase length for non delayed
1743 conditional branches.
1745 2010-02-10 Christian Bruel <christian.bruel@st.com>
1747 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
1749 2010-02-10 Jakub Jelinek <jakub@redhat.com>
1751 * builtins.c (set_builtin_user_assembler_name): Also handle
1752 ffs if int is smaller than word.
1754 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
1757 * ira-conflicts.c (get_dup): Remove.
1758 (process_reg_shuffles): Add new parameter. Use it as an
1759 additional guard for copy generation.
1760 (add_insn_allocno_copies): Rewrite.
1762 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
1764 * common.opt (fsched2-use-traces): Preserved for backward
1766 * doc/invoke.texi: Remove the documentation about option
1767 -fsched2-use-traces.
1768 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
1769 flag_sched2_use_traces.
1770 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
1771 the backward compatibility flag section.
1773 2010-02-09 Richard Guenther <rguenther@suse.de>
1775 PR tree-optimization/43008
1776 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
1777 make HEAP variables initialized from global memory if they
1778 are not known builtin functions.
1779 (find_func_aliases): Adjust.
1781 2010-02-09 Richard Guenther <rguenther@suse.de>
1783 PR tree-optimization/43000
1784 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
1785 arithmetic manually.
1787 2010-02-08 Jakub Jelinek <jakub@redhat.com>
1789 PR tree-optimization/42931
1790 * tree-loop-linear.c (try_interchange_loops): Don't call
1791 double_int_mul if estimated_loop_iterations failed.
1793 2010-02-08 Martin Jambor <mjambor@suse.cz>
1796 * tree-sra.c (build_accesses_from_assign): Do not mark in
1797 should_scalarize_away_bitmap if stmt has volatile ops.
1798 (sra_modify_assign): Do not process assigns piecemeal if if stmt
1801 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
1803 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
1805 2010-02-07 Adam Nemet <adambnmet@gmail.com>
1807 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
1810 2010-02-07 Andrew Pinski <pinskia@gmail.com>
1813 * df-core.c (df_finish_pass): Change type of saved_flags to int.
1815 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1818 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
1819 to unknown_dependence.
1820 (graphite_legal_transform_dr): Handle the unknown_dependence.
1821 (graphite_carried_dependence_level_k): Same.
1823 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1825 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
1827 2010-02-07 Richard Guenther <rguenther@suse.de>
1830 * expr.c (get_inner_reference): Always initialize *pbitsize.
1832 2010-02-07 Richard Guenther <rguenther@suse.de>
1835 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
1836 new ARRAY_REFs on variable size element or minimal index arrays.
1838 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
1839 gimple_fold_indirect_ref.
1841 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
1844 * arm.c (arm_override_options): Just return if the user has specified
1845 an invalid fpu name.
1847 2010-02-03 Jason Merrill <jason@redhat.com>
1850 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
1851 i386_pe_maybe_record_exported_symbol.
1853 2010-02-05 Steve Ellcey <sje@cup.hp.com>
1856 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
1857 (pa_delegitimize_address): New function.
1859 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
1861 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
1862 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
1864 2010-02-05 Richard Guenther <rguenther@suse.de>
1867 * lto-streamer-in.c (get_resolution): Deal with references
1868 to undefined functions.
1870 2010-02-05 Richard Guenther <rguenther@suse.de>
1872 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
1873 (fold_const_aggregate_ref): Likewise.
1874 (ccp_fold_stmt): Substitute loads.
1875 (maybe_fold_reference): Verify types before substituting.
1877 (fold_gimple_assign): Unshare properly.
1878 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
1880 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
1882 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
1883 for rs6000_gen_cell_microcode.
1885 2010-02-04 Richard Guenther <rguenther@suse.de>
1887 PR rtl-optimization/42952
1888 * dse.c (const_or_frame_p): Remove MEM handling.
1890 2010-02-04 Nick Clifton <nickc@redhat.com>
1892 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
1893 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
1894 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
1895 (mn10300_asm_output_mi_thunk): New function.
1896 (mn10300_can_output_mu_thunk): New function.
1897 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
1898 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
1899 (FUNCTION_ARG): Delete incorrect comment.
1901 2010-02-03 Jason Merrill <jason@redhat.com>
1904 * fold-const.c (operand_equal_p): Handle erroneous types.
1906 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1908 * config/h8300/h8300.md (can_delay): Fix attibute condition.
1910 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
1912 PR rtl-optimization/42941
1913 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
1916 2010-02-03 Jason Merrill <jason@redhat.com>
1919 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
1921 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
1924 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
1925 (cselib_reset_table): Renamed from...
1926 (cselib_reset_table_with_next_value): ... this.
1927 (cselib_get_next_uid): Renamed from...
1928 (cselib_get_next_unknown_value): ... this.
1929 * cselib.c (next_uid): Renamed from...
1930 (next_unknown_value): ... this.
1931 (cselib_clear_table): Adjust.
1932 (cselib_reset_table): Adjust. Renamed from...
1933 (cselib_reset_table_with_next_value): ... this.
1934 (cselib_get_next_uid): Adjust. Renamed from...
1935 (cselib_get_next_unknown_value): ... this.
1936 (get_value_hash): Use hash.
1937 (cselib_hash_rtx): Likewise.
1938 (new_cselib_val): Adjust. Set and dump uid.
1939 (cselib_lookup_mem): Pass next_uid as hash.
1940 (cselib_subst_to_values): Likewise.
1941 (cselib_log_lookup): Dump uid.
1942 (cselib_lookup): Pass next_uid as hash. Adjust.
1943 (cselib_process_insn): Adjust.
1944 (cselib_init): Initialize next_uid.
1945 (cselib_finish): Adjust.
1946 (dump_cselib_table): Likewise.
1947 * dse.c (canon_address): Dump value uid.
1948 * print-rtl.c (print_rtx): Print value uid.
1949 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
1951 (dv_uid): New function, sort of renamed from...
1952 (dv_htab_hash): ... this, reimplemented in terms of it and...
1953 (dv_uid2hash): ... this. New.
1954 (variable_htab_eq): Drop excess assertions.
1955 (tie_break_pointers): Removed.
1956 (canon_value_cmp): Compare uids.
1957 (variable_post_merge_New_vals): Print uids.
1958 (vt_add_function_parameters): Adjust.
1959 (vt_initialize): Reset table. Adjust.
1961 2010-02-03 Richard Guenther <rguenther@suse.de>
1963 PR tree-optimization/42944
1964 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
1965 (call_may_clobber_ref_p_1): Likewise. Properly handle
1966 malloc and calloc clobbering errno.
1968 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
1970 * doc/invoke.texi: Fix name of sched1 dump.
1972 * opts.c (decode_options): Set flag_tree_switch_conversion
1973 only conditionally on optimize >= 2.
1975 * gcse.c: Assorted comment fixes in pass description.
1977 2010-02-03 Anthony Green <green@moxielogic.com>
1979 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
1980 nop padding in order to maintain alignment of storage location of
1981 target function address.
1982 (moxie_trampoline_init): Store target function address at newly
1984 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
1986 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
1988 2010-02-03 Richard Guenther <rguenther@suse.de>
1991 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
1993 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1995 * config.gcc: Reenable check for obsolete targets.
1996 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
1997 mips-sgi-irix6.[0-4]*.
1999 2010-02-02 Nick Clifton <nickc@redhat.com>
2001 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
2002 constant size of 4 as being the same as 0.
2003 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
2004 can take values in the range 0..4.
2006 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
2009 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
2010 as _darwin10_Unwind_FindEnclosingFunction().
2011 * libgcc-libsystem.ver: New.
2013 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
2016 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
2017 implicitly set registers.
2019 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
2021 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
2022 (arm_override_options): Allow automatic selection of the thread
2023 pointer register if thumb2.
2024 (legitimize_pic_address): Improve code sequences for Thumb2.
2025 (arm_call_tls_get_addr): Likewise.
2026 (legitimize_tls_address): Likewise.
2027 * arm.md (pic_load_addr_arm): Delete. Replace with ...
2028 (pic_load_addr_32bit): ... this. New named pattern.
2029 * thumb2.md (pic_load_addr_thumb2): Delete.
2030 (pic_load_dot_plus_four): Delete.
2031 (tls_load_dot_plus_four): New named pattern.
2033 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2036 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
2037 Document fix for TLS bug.
2039 2010-01-31 Richard Guenther <rguenther@suse.de>
2041 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
2042 conservatively correct.
2044 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2048 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2050 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2052 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2054 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
2056 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
2058 * config.gcc: Adjust order of makefile fragments for mingw targets.
2060 2010-01-31 Richard Guenther <rguenther@suse.de>
2063 * gimplify.c (gimplify_init_constructor): For volatile LHS
2064 initialize a temporary.
2066 2010-01-31 Matthias Klose <doko@ubuntu.com>
2068 * configure.ac: Fix __stack_chk_fail check for cross builds configured
2070 * configure: Regenerate.
2072 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
2074 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2075 the same alias set and their sizes different constantness.
2076 (aliasing_component_refs_p): Revert 2009-10-24 change.
2078 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2080 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
2083 2010-01-29 Richard Guenther <rguenther@suse.de>
2085 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
2086 Assert we successfully updated the call.
2088 2010-01-29 Jakub Jelinek <jakub@redhat.com>
2090 PR rtl-optimization/42889
2091 * df.h (df_set_bb_dirty_nonlr): New prototype.
2092 * df-core.c (df_set_bb_dirty_nonlr): New function.
2093 * df-scan.c (df_insn_rescan): Call it instead of
2094 df_set_bb_dirty for DEBUG_INSNs.
2096 2010-01-29 Richard Guenther <rguenther@suse.de>
2099 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
2100 quadratic behavior in most cases.
2102 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
2105 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
2106 in the call to gen_x86_movsicc_0_m1.
2108 2010-01-28 Richard Guenther <rguenther@suse.de>
2110 PR tree-optimization/42871
2111 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
2113 2010-01-28 Richard Guenther <rguenther@suse.de>
2115 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
2116 into call arguments.
2118 2010-01-28 Richard Guenther <rguenther@suse.de>
2121 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
2122 the forwarder if the destination is an EH landing pad.
2124 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
2126 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
2127 block list passed to gimple_duplicate_sese_tail.
2128 (parallelize_loops): Avoid parallelization when the function
2130 Avoid parallelization when the preheader is IRREDUCIBLE.
2131 Try to optimize when estimated_loop_iterations_int is unresolved.
2132 Add the loop's location to the dump file.
2133 * tree-cfg.c (add_phi_args_after_redirect): Remove.
2134 (gimple_duplicate_sese_tail): Remove the check for the latch.
2135 Redirect nexits to the exit block.
2136 Remove handling of the incoming edges to the latch.
2137 Redirect the backedge from the copied latch to the exit bb.
2139 2010-01-28 Michael Matz <matz@suse.de>
2142 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
2143 Wrap force_reg into a sequence, emit it before user.
2145 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
2147 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
2149 (arm_legacy_rev): Likewise.
2150 (thumb_legacy_rev): Likewise.
2152 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2154 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
2155 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
2156 on MEM's address failed, try avoid_constant_pool_reference and
2157 recurse if it returned something different.
2158 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
2159 address, try avoid_constant_pool_reference and recurse if it
2160 returned something different.
2161 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
2162 address and avoid_constant_pool_reference returned something
2163 different, don't set have_address.
2165 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
2168 * var-tracking.c (val_store): Add modified argument, obey it.
2170 (count_uses): Move down logging of main.
2171 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
2172 don't need resolution.
2173 (emit_notes_in_bb): Likewise.
2175 2010-01-27 Richard Guenther <rguenther@suse.de>
2178 * tree-inline.c (remap_decl): Delay remapping of SSA name
2179 default definitions until we need them.
2181 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2183 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2184 (rs6000_delegitimize_address): New function.
2186 * config/s390/s390.c (s390_delegitimize_address): Call
2187 delegitimize_mem_from_attrs.
2190 * tree-inline.c (cannot_copy_type_1): Removed.
2191 (copy_forbidden): Don't forbid copying of functions containing
2192 records/unions with variable length fields.
2194 2010-01-27 Christian Bruel <christian.bruel@st.com>
2198 * config/sh/sh.c (find_barrier): Increase length for non delayed
2199 conditional branches.
2201 2010-01-27 Matthias Klose <doko@ubuntu.com>
2203 * configure.ac (gnu-unique-object): Fix ldd version check.
2204 * configure: Regenerate.
2206 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2208 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
2210 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
2211 Test for HAVE_GNU_AS value.
2213 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2215 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
2216 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
2217 INT64_TYPE): Define.
2218 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
2219 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2220 INT_LEAST64_TYPE): Define.
2221 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
2222 UINT_LEAST64_TYPE): Define.
2223 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
2224 INT_FAST64_TYPE): Define.
2225 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2226 UINT_FAST64_TYPE): Define.
2227 (INTMAX_TYPE, UINTMAX_TYPE): Define.
2228 (INTPTR_TYPE, UINTPTR_TYPE): Define.
2229 (SIG_ATOMIC_TYPE): Define.
2231 2010-01-26 Richard Guenther <rguenther@suse.de>
2233 * df-scan.c (df_scan_set_bb_info): Remove assert.
2234 (df_insn_rescan_debug_internal): Merge asserts.
2235 (df_install_ref): Likewise.
2236 (df_mark_reg): Use bitmap_set_range.
2237 (df_hard_reg_used_p): Remove assert.
2238 (df_hard_reg_used_count): Likewise.
2240 2010-01-26 Richard Guenther <rguenther@suse.de>
2242 PR rtl-optimization/42685
2243 * web.c (web_main): Ignore DEBUG_INSNs.
2245 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
2247 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
2249 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
2250 Fix types of fndecl and arglist parameters.
2252 2010-01-26 Richard Guenther <rguenther@suse.de>
2255 * tree-eh.c (unsplit_eh): Skip debug insns.
2257 2010-01-26 Richard Guenther <rguenther@suse.de>
2259 PR tree-optimization/42250
2260 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
2262 2010-01-26 Jakub Jelinek <jakub@redhat.com>
2265 * omp-low.c (expand_omp_sections): Only use single_pred if
2266 l2_bb is single_pred_p.
2268 2010-01-25 Christian Bruel <christian.bruel@st.com>
2271 * config/sh/sh.c (find_barrier): Increase length for non delayed
2272 conditional branches.
2273 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
2275 2010-01-24 David S. Miller <davem@davemloft.net>
2277 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
2278 define if not using GAS.
2279 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2280 Likewise. Delete SECTION_MERGE code, which is only applicable
2283 2010-01-24 Mark Mitchell <mark@codesourcery.com>
2286 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
2287 mangling of va_list in system headers.
2289 2010-01-23 Toon Moene <toon@moene.org>
2291 * tree-predcom.c (combine_chains): Return NULL, not false.
2293 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
2295 * tree-loop-distribution.c (distribute_loop): Fix declaration and
2296 initialization of variable res to agree with return type.
2298 2010-01-22 Steve Ellcey <sje@cup.hp.com>
2300 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
2301 * tree-sra.c: Add include of expr.h.
2303 2010-01-22 Jakub Jelinek <jakub@redhat.com>
2305 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
2306 insert the debug stmt on the single non-EH edge from the stmt.
2308 2010-01-22 Richard Henderson <rth@redhat.com>
2311 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
2312 the RHS until after generate_subtree_copies has insertted its
2313 code before the current statement.
2315 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
2317 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
2319 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
2321 2010-01-21 Martin Jambor <mjambor@suse.cz>
2323 PR tree-optimization/42585
2324 * tree-sra.c (struct access): New field grp_total_scalarization.
2325 (dump_access): Dump the new field.
2326 (should_scalarize_away_bitmap): New variable.
2327 (cannot_scalarize_away_bitmap): Likewise.
2328 (sra_initialize): Allocate new bitmaps.
2329 (sra_deinitialize): Free new bitmaps.
2330 (create_access_1): New function.
2331 (create_access): Parts moved to create_access_1.
2332 (type_consists_of_records_p): New function.
2333 (completely_scalarize_record): Likewise.
2334 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
2335 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
2336 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
2338 (analyze_all_variable_accesses): Completely scalarize small eligible
2341 2010-01-21 Martin Jambor <mjambor@suse.cz>
2343 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
2345 2010-01-21 Andrew Haley <aph@redhat.com>
2347 * gcc.c (process_command): Move lang_specific_driver before
2348 setting cc_libexec_prefix.
2350 2010-01-21 Richard Guenther <rguenther@suse.de>
2353 * fold-const.c (negate_expr_p): Pretend only negative
2354 real constants are easily negatable.
2356 2010-01-20 Janis Johnson <janis187@us.ibm.com>
2357 Jason Merrill <jason@redhat.com>
2359 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
2360 (TYPE_TRANSPARENT_AGGR): this, for union and record.
2361 * calls.c (initialize argument_information): Handle it.
2362 * c-common.c (handle_transparent_union_attribute): Use new name.
2363 * c-decl.c (finish_struct): Ditto.
2364 * c-typeck.c (type_lists_compatible_p): Ditto.
2365 (convert_for_assignment): Use new name and also handle record.
2366 * function.c (aggregate_value_p): Handle it.
2367 (pass_by_reference): Ditto.
2368 (assign_parm_data_types): Ditto.
2369 * print-tree.c (print_node): Ditto.
2370 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
2371 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
2372 * tree.c (first_field): New fn.
2374 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
2377 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
2378 even when linking statically, for now.
2380 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2383 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
2384 without a cselib val.
2385 (count_uses): Accept MO_VAL_SET with no val on stores.
2386 (add_stores): Likewise.
2388 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2390 * var-tracking.c (check_value_val): Add a compile time assertion.
2391 (dv_is_decl_p): Simplify.
2392 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
2393 gcc_assert if ENABLE_CHECKING.
2395 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2398 * var-tracking.c: Include tree-flow.h.
2399 (mem_dies_at_call): New.
2400 (dataflow_set_preserve_mem_locs): Use it.
2401 (dataflow_set_remove_mem_locs): Likewise.
2402 (dump_var): Renamed from dump_variable. Adjust all callers.
2403 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
2404 * Makefile.in (var-tracking.o): Adjust deps.
2406 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
2408 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
2410 2010-01-20 Richard Guenther <rguenther@suse.de>
2412 PR tree-optimization/42717
2413 * tree-ssa-dce.c (get_live_post_dom): Remove.
2414 (forward_edge_to_pdom): Take an arbitrary edge to copy
2415 degenerate PHI args from.
2416 (remove_dead_stmt): Use the first post-dominator even if it
2417 does not contain live statements as redirection destination.
2419 2010-01-20 Richard Guenther <rguenther@suse.de>
2421 * tree-inline.c (estimate_num_insns): Handle EH builtins.
2423 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2425 * sel-sched.c (create_speculation_check): Remove set but not used
2427 (try_transformation_cache): Remove set but not used variable ds.
2428 (calculate_privileged_insns): Remove set but not used variables
2429 cur_insn and min_spec_insn.
2430 (find_best_expr): Remove set but not used variable avail_n.
2431 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
2433 * cgraphunit.c (assemble_thunk): Remove set but not used variable
2435 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
2436 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
2439 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
2442 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
2443 cpu types. Add support for *-sse3 cpu types.
2444 (x86_64-*-*): Ditto.
2446 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2449 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
2450 argument, call initializer_constant_valid_p_1 instead of
2451 initializer_constant_valid_p, pass CACHE to it, return NULL
2452 immediately if first call returns NULL.
2453 (initializer_constant_valid_p_1): New function.
2454 (initializer_constant_valid_p): Use it.
2456 2010-01-20 Thomas Quinot <quinot@adacore.com>
2458 * tree.def (PLACEHOLDER_EXPR): Fix comment.
2460 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2462 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
2463 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
2464 (loc_list_from_tree): Don't handle unsigned division. Handle
2465 signed modulo using DW_OP_{over,over,div,mul,minus}.
2466 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
2467 modulo instead of signed.
2469 2010-01-20 DJ Delorie <dj@redhat.com>
2471 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
2473 (h8300_emit_stack_adjustment): Propogate it.
2475 (h8300_expand_prologue): Likewise.
2476 (h8300_expand_epilogue): Likewise.
2478 2010-01-19 Michael Matz <matz@suse.de>
2480 PR tree-optimization/41783
2481 * tree-data-ref.c (toplevel): Include flags.h.
2482 (dump_data_dependence_relation): Also dump the inputs if the
2483 result will be unknown.
2484 (split_constant_offset_1): Look through some conversions.
2485 * tree-predcom.c (determine_roots_comp): Restart a new chain if
2486 the offset from last element is too large.
2487 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
2488 (reassociate_to_the_same_stmt): Handle vector registers.
2489 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
2491 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
2492 wide_prolog_niters argument, emit widening instructions.
2493 (vect_do_peeling_for_alignment): Adjust caller, use widened
2494 variant of the iteration cound.
2495 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
2497 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2500 * config/arm/neon-testgen.m (emit_automatics): New parameter
2501 features. Adjust for Fixed_return_reg feature.
2502 (test_intrinsic): Call emit_automatics with new feature.
2503 * config/arm/neon.ml: Update copyright years.
2504 (features): New Fixed_return_reg feature.
2505 (ops): Update feature for Vget_low.
2507 2010-01-19 Jakub Jelinek <jakub@redhat.com>
2509 PR tree-optimization/42719
2510 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
2514 * fwprop.c (all_uses_available_at): Return false if def_set dest
2515 is a REG that is used in def_insn.
2517 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
2519 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
2521 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
2524 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
2526 * target.h (struct gcc_target) <secondary_reload>: Change type
2527 of last argument to secondary_reload_info *.
2529 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
2532 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
2533 memory references with unaligned offsets. Remove CQImode handling.
2534 (unaligned_memory_operand): Return 1 for memory references with
2535 unaligned offsets. Remove CQImode handling.
2537 2010-01-18 Richard Guenther <rguenther@suse.de>
2540 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
2543 2010-01-18 Richard Guenther <rguenther@suse.de>
2545 PR tree-optimization/42781
2546 * tree-ssa-structalias.c (find_what_var_points_to): Skip
2547 restrict processing only if the original variable was artificial.
2549 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
2551 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
2552 find number of popped argument bytes.
2554 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
2555 Fix the text that describes the return value for invalid insns.
2557 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
2559 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
2560 Clarify what 'cost of the -dependence' is. Fix quoting.
2562 * toplev.c (default_get_pch_validity): Rename argument to "sz".
2563 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
2565 2010-01-17 Jakub Jelinek <jakub@redhat.com>
2567 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2568 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
2570 2010-01-17 Richard Guenther <rguenther@suse.de>
2573 * function.c (split_complex_args): Take a VEC to modify.
2574 (assign_parms_augmented_arg_list): Build a VEC instead of
2575 a chain of PARM_DECLs.
2576 (assign_parms_unsplit_complex): Take a VEC of arguments.
2577 Do not fixup unmodified parms.
2578 (assign_parms): Deal with the VEC.
2579 (gimplify_parameters): Likewise.
2581 2010-01-17 Richard Guenther <rguenther@suse.de>
2583 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
2584 node existence check.
2585 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
2586 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
2587 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
2588 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
2589 (gimple_execute_on_growing_pred): Likewise.
2591 2010-01-17 Richard Guenther <rguenther@suse.de>
2593 PR tree-optimization/42773
2594 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
2595 (compute_antic_aux): Likewise.
2596 (compute_partial_antic_aux): Likewise.
2598 2010-01-17 Jie Zhang <jie.zhang@analog.com>
2601 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
2604 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
2606 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
2609 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
2610 Fix markup for strict argument.
2612 (TARGET_SCHED_REORDER2): Fix argument types.
2614 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
2615 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
2617 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
2618 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
2620 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
2623 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
2624 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
2625 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
2626 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
2627 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
2629 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
2631 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
2633 (TARGET_ASM_RELOC_RW_MASK): Add return type.
2634 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
2636 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
2638 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
2641 (TARGET_ASM_NAMED_SECTION): Fix argument list.
2643 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
2644 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
2646 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
2648 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
2650 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
2651 referring to it. Fix language.
2653 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
2655 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
2657 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
2659 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
2661 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
2662 '@var{stream}. Remove stray 'and'.
2664 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
2666 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
2668 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
2670 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
2671 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
2673 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
2674 Fix description of return value.
2675 Rename argument "sz" to "len."
2677 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
2678 Clarify meaning of 'true' return value.
2680 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
2682 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
2683 rep_mode versus mode_rep.
2685 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
2687 (TARGET_BUILTIN_DECL): Fix name.
2689 (TARGET_COMMUTATIVE_P): Fix type of first argument.
2691 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
2693 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
2695 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
2697 (TARGET_RELAXED_ORDERING): Use @deftypevr.
2699 (TARGET_GET_DRAP_RTX): Note that this is a hook.
2702 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
2703 Rename argument tm_fn to md_fn.
2705 (TARGET_OPTION_PRINT): Fix argument list.
2707 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
2710 * config/i386/i386.c (ix86_fixup_binary_operands):
2711 Revert FMA4 fixup of operands.
2713 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2716 * Makefile.in (write_entries_to_file, install-plugin):
2717 Use \012 instead of \n with tr.
2719 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
2721 * configure.ac (HAVE_AS_REF): New C macro.
2722 * configure: Regenerate.
2723 * config.in: Likewise.
2724 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
2726 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
2729 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
2731 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
2733 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
2735 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
2737 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
2739 (TARGET_IN_SMALL_DATA_P): Fix argument type.
2741 (TARGET_BINDS_LOCAL_P): Fix argument type.
2743 (TARGET_ASM_FILE_END): Use prototype.
2745 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
2747 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
2749 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
2751 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
2753 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
2754 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
2756 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
2757 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
2759 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
2760 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
2761 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
2762 (TARGET_ADDR_SPACE_CONVERT): Likewise.
2764 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
2766 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
2768 (TARGET_INIT_BUILTINS): Use prototype.
2770 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
2771 Put 'const char *' in braces. Fix parameter types.
2772 (TARGET_INVALID_CONVERSION): Fix parameter types.
2773 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
2774 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
2776 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
2779 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
2781 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
2783 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
2785 * doc/tm.texi (TARGET_HELP): Fix return type.
2787 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
2788 in braces. Fix argument types.
2790 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
2792 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
2794 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
2796 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
2797 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
2799 (TARGET_MANGLE_TYPE): Fix argument types.
2801 (TARGET_IRA_COVER_CLASSES): Use prototype.
2803 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
2805 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
2807 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
2809 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
2811 (TARGET_CALLEE_COPIES): Fix argument types.
2813 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
2815 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
2817 (TARGET_FUNCTION_VALUE): Fix argument types.
2819 (TARGET_RETURN_IN_MSB): Fix argument type.
2821 (TARGET_RETURN_IN_MEMORY): Fix argument types.
2823 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
2825 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
2827 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
2828 agree with return type.
2830 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
2832 2010-01-15 Jing Yu <jingyu@google.com>
2834 PR rtl-optimization/42691
2835 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
2836 a pseudo to a constant and are merged, and adjust comments.
2838 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
2840 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
2842 2010-01-15 Richard Guenther <rguenther@suse.de>
2845 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
2846 labels of computed or non-local gotos to the destination.
2847 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
2848 landing pad label is the first label.
2850 2010-01-15 Richard Guenther <rguenther@suse.de>
2852 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
2854 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2857 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
2858 to allow generation of the xssqrtdp instruction on power7.
2859 (sqrtdf2_fpr): Ditto.
2861 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2864 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
2865 functions with noreturn attribute.
2868 * varasm.c (declare_weak): Add weak attribute to decl if it
2869 doesn't have one already.
2870 (assemble_external): Only add decls to weak_decls if they also
2871 have weak attribute.
2873 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
2875 * var-tracking.c (var_reg_delete): Don't delete the association
2876 between REGs and values or one-part variables if the register
2879 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2882 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
2883 because its first operand is a non-localized variable.
2885 2010-01-14 Martin Jambor <mjambor@suse.cz>
2887 PR tree-optimization/42706
2888 * tree-sra.c (encountered_recursive_call): New variable.
2889 (encountered_unchangable_recursive_call): Likewise.
2890 (sra_initialize): Initialize both new variables.
2891 (callsite_has_enough_arguments_p): New function.
2892 (scan_function): Call decl and flags check only for IPA-SRA, check
2893 whether there is a recursive call and whether it has enough arguments.
2894 (all_callers_have_enough_arguments_p): New function.
2895 (convert_callers): Look for recursive calls only when
2896 encountered_recursive_call is set.
2897 (ipa_early_sra): Bail out either if
2898 !all_callers_have_enough_arguments_p or
2899 encountered_unchangable_recursive_call.
2901 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2903 * sel-sched.c: Add 2010 to copyright years.
2904 * sel-sched-ir.c: Likewise.
2905 * sel-sched-ir.h: Likewise.
2907 2010-01-14 Martin Jambor <mjambor@suse.cz>
2909 PR tree-optimization/42714
2910 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
2911 constructors specially.
2913 2010-01-14 Andi Kleen <ak@linux.intel.com>
2915 * config/i386/drivers-i386.c (detect_caches_intel):
2916 Add l2sizekb parameter and fill in.
2917 (host_detect_local_cpu): Add l2sizekb, fill in.
2918 Add Atom small cache heuristic.
2920 2010-01-14 Andi Kleen <ak@linux.intel.com>
2922 * config/i386/drivers-i386.c (detect_caches_cpuid4):
2923 Add level3 parameter and fill in.
2924 (detect_caches_intel): Handle level3 cache.
2926 2010-01-14 Andi Kleen <ak@linux.intel.com>
2928 * config/i386/drivers-i386.c (host_detect_local_cpu):
2929 Fix core duo detection.
2931 2010-01-14 Andi Kleen <ak@linux.intel.com>
2933 * config/i386/drivers-i386.c (host_detect_local_cpu):
2936 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2938 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
2939 (rs6000_variable_issue_1): this. Use...
2940 (rs6000_variable_issue): here. Reimplement. Print debug info.
2942 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2944 * sel-sched-ir.c (sel_restore_other_notes): Rename to
2945 sel_restore_notes. Update all callers. Call reemit_notes
2948 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2950 PR rtl-optimization/42246
2951 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
2954 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2956 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
2957 all successors is the same as number of successors in current region.
2959 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2961 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
2962 to rename is not separable. Otherwise check that its LHS is not NULL.
2964 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2966 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
2968 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2970 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
2971 available registers when failed to discover LHS register class.
2972 Fix indentation. Update comment.
2974 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2975 Alexander Monakov <amonakov@ispras.ru>
2977 PR rtl-optimization/42389
2978 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
2980 (advance_state_on_fence): Likewise.
2981 (sel_target_adjust_priority): Print debug output only when
2982 sched_verbose >= 4, not 2.
2983 (get_expr_cost): Do not issue all unique insns on the next cycle.
2984 (fill_insns): Initialize can_issue_more from the value saved
2986 * sel-sched-ir.c (flist_add): New parameter issue_more.
2987 Init FENCE_ISSUE_MORE with it.
2988 (merge_fences): Likewise.
2989 (init_fences): Update call to flist_add.
2990 (add_to_fences, add_clean_fence_to_fences)
2991 (add_dirty_fence_to_fences): Likewise.
2992 (move_fence_to_fences): Update call to merge_fences.
2993 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
2995 * sel-sched-ir.h (struct _fence): New field issue_more.
2996 (FENCE_ISSUE_MORE): New accessor macro.
2998 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3000 PR rtl-optimization/42388
3001 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
3002 that have no predecessors nor successors. Do not call move_bb_info
3003 for empty blocks outside of current region.
3005 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3007 PR rtl-optimization/42294
3008 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
3009 * sel-sched.c (move_exprs_to_boundary): Transitively add all
3010 originators' originators.
3012 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3014 PR rtl-optimization/39453
3015 PR rtl-optimization/42246
3016 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
3018 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
3020 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3021 Alexander Monakov <amonakov@ispras.ru>
3024 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
3025 (maybe_tidy_empty_bb): ... here. Make static. Add new
3026 argument. Update all callers.
3027 (tidy_control_flow): ... and here. Recompute topological order
3028 of basic blocks in region if necessary.
3029 (sel_redirect_edge_and_branch): Change return type. Return true
3030 if topological order might have been invalidated.
3031 (purge_empty_blocks): Export and move from...
3032 * sel-sched.c (purge_empty_blocks): ... here.
3033 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
3034 (maybe_tidy_empty_bb): Delete prototype.
3035 (purge_empty_blocks): Declare.
3037 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3039 PR rtl-optimization/42249
3040 * sel-sched.c (try_replace_dest_reg): When chosen register
3041 and original register is the same, do not bail out early, but
3042 still check all original insns for validity of replacing destination
3043 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
3046 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3049 Port from no-undefined-overflow branch:
3050 2009-03-09 Richard Guenther <rguenther@suse.de>
3052 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
3054 2010-01-14 Richard Guenther <rguenther@suse.de>
3057 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
3059 2010-01-14 Ira Rosen <irar@il.ibm.com>
3061 PR tree-optimization/42709
3062 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
3063 as scalar type in creation of constant vector operand.
3065 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3068 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
3069 (check-parallel-%): Match `testsuite' directory component only
3072 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
3074 PR translation/39521
3075 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
3078 2010-01-13 Richard Guenther <rguenther@suse.de>
3080 PR tree-optimization/42730
3081 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
3084 2010-01-13 Steve Ellcey <sje@cup.hp.com>
3087 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
3088 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
3091 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
3093 * config/bfin/libgcc-bfin.ver: Regenerate based on current
3094 libgcc-std.ver. Add entries for ___smulsi3_highpart and
3095 ___umulsi3_highpart.
3097 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
3098 rather than schedule_insns if the pass is enabled.
3100 2010-01-13 Martin Jambor <mjambor@suse.cz>
3102 PR tree-optimization/42704
3103 * tree-sra.c (sra_modify_assign): Do not delete assignments to
3106 2010-01-13 Martin Jambor <mjambor@suse.cz>
3108 PR tree-optimization/42703
3109 * tree-sra.c (analyze_access_subtree): Check that we can build a
3110 reference to the original data within the aggregate.
3112 2010-01-13 Richard Guenther <rguenther@suse.de>
3114 PR tree-optimization/42705
3115 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
3117 2010-01-13 Richard Guenther <rguenther@suse.de>
3120 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
3122 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3125 * var-tracking.c (values_to_unmark): New variable.
3126 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3127 values_to_unmark vector. Moved body to...
3128 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3129 instead queue it into values_to_unmark vector.
3130 (vt_find_locations): Free values_to_unmark vector.
3132 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
3134 * config/s390/s390.c (override_options): Set
3135 default of max-pending-list-length to 256
3137 2010-01-13 Richard Guenther <rguenther@suse.de>
3140 * tree-pass.h (PROP_gimple_lcx): New.
3141 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
3142 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
3143 before the final cleanup_eh.
3144 (dump_properties): Dump PROP_gimple_lcx.
3145 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
3146 (tree_lower_complex_O0): Remove.
3147 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
3148 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
3149 tree_lower_complex, schedule TODO_update_ssa.
3150 * lto-streamer-out.c (output_function): Stream the functions
3152 * lto-streamer-in.c (input_function): Likewise.
3153 (lto_read_body): Do not override them here.
3155 2010-01-12 Joseph Myers <joseph@codesourcery.com>
3158 * c-typeck.c (build_c_cast): Fold value cast to union type before
3159 wrapping it in a CONSTRUCTOR.
3161 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3163 PR rtl-optimization/42699
3164 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
3167 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3169 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3170 SUBTARGET_WARN_UNUSED_SPEC): Move ...
3171 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3172 SUBTARGET_WARN_UNUSED_SPEC): ... here
3173 * config/mips/iris5.h (LIBGCC_SPEC): Define.
3175 2010-01-12 Julian Brown <julian@codesourcery.com>
3177 * config/arm/neon-schedgen.ml (Utils): Don't try to
3178 open missing module.
3179 (find_with_result): New.
3181 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3184 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
3185 sharing when canonicalizing ({lt,ge}u (plus a b) b).
3187 PR tree-optimization/42645
3188 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
3189 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
3190 decl_map, set processing_debug_stmt to -1 and return name without
3193 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
3195 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
3196 binutils version, and reword target configuration description.
3198 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3200 * config/avr/avr.h (LINKER_NAME): Remove.
3202 2010-01-11 Janis Johnson <janis187@us.ibm.com>
3205 * config/rs6000/rs6000.c (rs6000_override_options): On targets
3206 that support VSX, warn for -mno-altivec if vsx is not disabled,
3209 2010-01-11 Joseph Myers <joseph@codesourcery.com>
3210 Shujing Zhao <pearly.zhao@oracle.com>
3212 PR translation/42469
3213 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
3214 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
3215 character between option name and help text.
3216 * c.opt (imultilib): Likewise.
3218 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
3220 * lto-streamer-out.c (output_unreferenced_globals): Output static
3223 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
3225 PR rtl-optimization/42621
3226 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
3227 optimizing for size.
3228 (duplicate_computed_gotos): Remove now-redundant check.
3230 2010-01-10 Steve Ellcey <sje@cup.hp.com>
3233 * configure.ac: Save and restore LDFLAGS and LIBS
3234 * configure: Regenerate.
3236 2010-01-10 Richard Guenther <rguenther@suse.de>
3239 * builtins.c (fold_builtin_strlen): Add type argument and
3240 convert the resulting length to it.
3241 (fold_builtin_1): Adjust.
3243 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3245 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
3246 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
3248 (num_insns_constant_wide): Adjust for that change.
3250 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3253 * web.c (union_defs): Add used argument, to combine uses of
3255 (entry_register): Adjust type and tests of used argument.
3256 (web_main): Widen used for new use. Pass it to union_defs.
3257 * df.h (union_defs): Adjust prototype.
3259 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3262 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
3263 uses in new incoming argument. Free body.
3264 (reset_debug_uses_in_loop): New.
3265 (analyze_insn_to_expand_var): Call the latter if the former found
3266 anything. Fix whitespace. Reject invalid dest overlaps before
3267 going through all insns in the loop.
3269 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3272 * haifa-sched.c (dying_use_p): Debug insns don't count.
3274 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3277 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
3278 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
3279 (verify_gimple_call): Reject LHS in noreturn calls.
3281 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3285 * tree-vect-loop-manip.c (adjust_info): New type.
3286 (adjust_vec): New pointer to vector.
3287 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
3288 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
3289 (slpeel_update_phis_for_duplicate_loop): Use them.
3290 (slpeel_update_phi_nodes_for_guard1): Likewise.
3291 (slpeel_update_phi_nodes_for_guard2): Likewise.
3292 (slpeel_tree_peel_loop_to_edge): Likewise.
3293 (vect_update_ivs_after_vectorizer): Likewise.
3295 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3297 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
3298 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3300 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3302 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
3303 bogus uninitialized warning.
3305 2010-01-09 Richard Guenther <rguenther@suse.de>
3308 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
3309 the evolution is compatible with the initial condition.
3311 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3313 * gcc.c (process_command): Update copyright notice dates.
3314 * gcov.c (print_version): Likewise.
3315 * gcov-dump.c (print_version): Likewise.
3316 * mips-tfile.c (main): Likewise.
3317 * mips-tdump.c (main): Likewise.
3319 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3322 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
3324 (rotlhi3_8): Delete.
3326 (rotlsi3_8): Delete.
3327 (rotlsi3_16): Delete.
3328 (rotlsi3_24): Delete.
3330 (*rotw<mode>3): New.
3331 (*rotb<mode>3): New.
3332 * config/avr/avr.c (avr_rotate_bytes): New function.
3333 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
3335 2010-01-08 Steve Ellcey <sje@cup.hp.com>
3338 * configure.ac: Modify -rdynamic check.
3339 * configure: Regenerate.
3341 2010-01-08 DJ Delorie <dj@redhat.com>
3343 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
3344 register popping order.
3346 2010-01-08 Richard Guenther <rguenther@suse.de>
3349 * c.opt (fsigned-char): Also let LTO handle this option.
3350 (funsigned-char): Likewise.
3352 2010-01-07 Richard Guenther <rguenther@suse.de>
3354 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
3355 (gimple_op): Likewise.
3356 (gimple_op_ptr): Likewise.
3357 (gimple_assign_set_lhs): Remove gcc_assert.
3358 (gimple_assign_set_rhs1): Likewise.
3359 (gimple_assign_set_rhs2): Likewise.
3360 (gimple_call_set_lhs): Likewise.
3361 (gimple_call_set_fn): Likewise.
3362 (gimple_call_set_fndecl): Likewise.
3363 (gimple_call_fndecl): Likewise.
3364 (gimple_call_return_type): Likewise.
3365 (gimple_call_set_chain): Likewise.
3366 (gimple_call_num_args): Likewise.
3367 (gimple_call_set_arg): Likewise.
3368 (gimple_cond_set_code): Likewise.
3369 (gimple_cond_set_lhs): Likewise.
3370 (gimple_cond_set_rhs): Likewise.
3371 (gimple_cond_set_true_label): Likewise.
3372 (gimple_cond_set_false_label): Likewise.
3373 (gimple_label_set_label): Likewise.
3374 (gimple_goto_set_dest): Likewise.
3375 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
3376 (gimple_debug_bind_get_value): Likewise.
3377 (gimple_debug_bind_get_value_ptr): Likewise.
3378 (gimple_debug_bind_set_var): Likewise.
3379 (gimple_debug_bind_set_value): Likewise.
3380 (gimple_debug_bind_reset_value): Likewise.
3381 (gimple_debug_bind_has_value_p): Likewise.
3382 (gimple_return_retval_ptr): Remove gcc_assert.
3383 (gimple_return_retval): Likewise.
3384 (gimple_return_set_retval): Likewise.
3385 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
3386 (safe_referenced_var_iterator): Remove.
3387 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
3388 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
3389 (fill_referenced_var_vec): Remove.
3390 (first_readonly_imm_use): Remove redundant gcc_assert.
3391 (phi_arg_index_from_use): Combine gcc_asserts.
3392 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
3393 (first_imm_use_stmt): Remove redundant gcc_assert.
3394 * tree-cfg.c (verify_gimple_call): Verify function and chain
3395 operands. Verify arguments.
3396 (verify_types_in_gimple_stmt): Verify condition code and labels.
3398 2010-01-07 Richard Guenther <rguenther@suse.de>
3400 PR tree-optimization/42641
3401 * sese.c (rename_map_elt_info): Use the SSA name version, do
3404 2010-01-07 Jakub Jelinek <jakub@redhat.com>
3406 PR tree-optimization/42625
3407 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
3408 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
3410 2010-01-07 Duncan Sands <baldrick@free.fr>
3412 * Makefile.in (PLUGIN_HEADERS): Add version.h.
3414 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
3417 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
3418 note itself is not function_invariant_p.
3420 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
3422 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
3423 Do not add the DF_NOTE problem.
3424 * store-motion.c (execute_rtl_store_motion): Likewise.
3426 2010-01-07 Martin Jambor <mjambor@suse.cz>
3428 PR tree-optimization/42157
3429 * tree-sra.c (compare_access_positions): Stabilize sort if both
3430 accesses have integer types, return zero immediately if they are the
3433 2010-01-06 Richard Henderson <rth@redhat.com>
3436 * haifa-sched.c (add_to_note_list): Merge into ...
3437 (concat_note_lists): ... here, and ...
3438 (unlink_other_notes, rm_other_notes): Merge into...
3439 (remove_notes): ... here. Create REG_SAVE_NOTEs for
3440 NOTE_INSN_EPILOGUE_BEG.
3442 2010-01-06 Richard Guenther <rguenther@suse.de>
3444 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
3445 not inline regular functions into always-inline functions.
3447 2010-01-06 Nick Clifton <nickc@redhat.com>
3449 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
3450 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
3452 (OVERRIDE_OPTIONS): Delete.
3453 (OPTIMIZATION_OPTIONS): Define.
3454 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
3455 * config/rx/rx.c (rx_handle_option): Issue an error message if
3456 -mcpu=rx200 and -fpu are used together.
3457 (rx_set_optimization_options): New function. Issue an error
3458 message if an optimization attribute attempts to reset the FPU/
3459 math optimization pairing.
3460 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
3461 * config/rx/rx.opt: Set the default to 32-bit doubles.
3462 * config/rx/t-rx: Add multilibs for -nofpu option.
3463 * doc/invoke.texi: Update documentation of RX options.
3465 2010-01-06 Richard Guenther <rguenther@suse.de>
3467 * tree-ssa-pre.c (name_to_id): New global.
3468 (alloc_expression_id): Simplify SSA name handling.
3469 (lookup_expression_id): Likewise.
3470 (init_pre): Zero name_to_id.
3471 (fini_pre): Free it.
3473 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
3475 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
3477 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
3480 * config/i386/sse.md (smaxv2di3): New.
3481 (umaxv2di3): Likewise.
3482 (sminv2di3): Likewise.
3483 (uminv2di3): Likewise.
3485 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
3488 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
3489 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
3490 (legitimize_tls_address): Likewise.
3491 (sparc_tls_referenced_p): Likewise.
3492 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
3493 and adjust calls to legitimize_pic_address.
3494 (legitimate_constant_p) Use sparc_tls_referenced_p.
3495 (legitimate_pic_operand_p): Likewise.
3496 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
3497 (sparc_tls_symbol_ref_1): Delete.
3498 (sparc_tls_referenced_p): Make static, recognize specific patterns.
3499 (legitimize_tls_address): Make static, handle CONST patterns.
3500 (legitimize_pic_address): Make static, remove unused parameter and
3501 adjust recursive calls.
3502 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
3503 and adjust call to legitimize_pic_address.
3504 (sparc_output_mi_thunk): Likewise.
3506 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
3507 H.J. Lu <hongjiu.lu@intel.com>
3510 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
3511 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
3512 operands to make them signed.
3515 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3518 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3519 GTU to GT for V4SI and V2DI.
3521 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3522 (umin<mode>3): Removed.
3524 (uminv4si3): Likewise.
3526 2010-01-05 Martin Jambor <mjambor@suse.cz>
3528 PR tree-optimization/42462
3529 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
3530 current_function_decl to helper functions and macros.
3532 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3535 * flags.h: Don't include real.h.
3536 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
3537 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
3538 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
3539 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
3540 * dominance.c: Update copyright.
3541 * gimple.c (walk_gimple_op): Remove inline.
3542 * tree-ssa-reassoc.c: Include real.h.
3543 * Makefile.in (FLAGS_H): Remove $(REAL_H).
3544 (tree-ssa-reassoc.o): Depend on $(REAL_H).
3546 2010-01-05 Nick Clifton <nickc@redhat.com>
3548 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
3549 register to push into the stack frame when the accumulator has to
3550 be saved during interrupts.
3552 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
3554 * doc/invoke.texi: Remove the documentation about option
3556 * common.opt (Wunreachable-code): Preserved for backward
3558 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
3559 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
3560 the backward compatibility flag section.
3562 2010-01-05 Richard Guenther <rguenther@suse.de>
3564 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
3566 2010-01-05 Jakub Jelinek <jakub@redhat.com>
3569 * cfgexpand.c (expand_one_var): Diagnose too large variables.
3571 PR tree-optimization/42508
3572 * tree-sra.c (convert_callers): Check for recursive call
3573 by comparing cgraph nodes instead of decls.
3574 (modify_function): Call ipa_modify_formal_parameters also
3575 on all same_body aliases.
3577 * cgraphunit.c (cgraph_materialize_all_clones): Compare
3578 cgraph nodes when checking for same_body aliases.
3580 2010-01-05 Richard Guenther <rguenther@suse.de>
3582 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
3583 allocation and lookup.
3584 (get_or_alloc_expr_for_constant): Likewise.
3585 (phi_translate): Sink allocation.
3587 2010-01-04 Richard Guenther <rguenther@suse.de>
3589 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
3590 a new entry only if needed.
3591 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
3592 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
3594 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
3596 (phi_translate): Handle CONSTANTs early.
3598 2010-01-04 Martin Jambor <mjambor@suse.cz>
3600 PR tree-optimization/42398
3601 * tree-sra.c (struct access): Removed flag grp_different_types.
3602 (dump_access): Do not dump the removed flag.
3603 (sort_and_splice_var_accesses): Do not set the removed flag.
3604 (sra_modify_expr): Check for type compatibility directly.
3606 2010-01-04 Martin Jambor <mjambor@suse.cz>
3608 PR tree-optimization/42366
3609 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
3610 edges with variable number of parameters.
3611 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
3612 flag instead of asserting it.
3613 (ipa_read_node_info): Read uses_analysis_done flag.
3615 2010-01-04 Richard Guenther <rguenther@suse.de>
3617 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
3618 iterative_hash_* as intended.
3619 (vn_reference_compute_hash): Likewise. Simplify hashing
3621 (vn_reference_lookup_2): Likewise.
3622 (vn_nary_op_compute_hash): Likewise.
3623 (vn_phi_compute_hash): Likewise.
3624 (expressions_equal_p): Remove strange code.
3625 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
3626 (pre_expr_hash): Likewise. Simplify hashing SSA names.
3627 (bitmap_insert_into_set_1): Take value-id as parameter.
3628 (add_to_value): Pass it.
3629 (bitmap_insert_into_set): Likewise.
3630 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
3632 2010-01-04 Jakub Jelinek <jakub@redhat.com>
3635 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
3636 (do_self_spec): For switches with SWITCH_IGNORE set set also
3637 SWITCH_IGNORE_PERMANENTLY.
3638 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
3641 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
3643 * lto-streamer-out.c (output_unreferenced_globals): Output the full
3644 tree of an unreferenced global var.
3646 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3649 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3650 GTU to GT for V4SI and V2DI.
3652 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3653 (umin<mode>3): Removed.
3655 (uminv4si3): Likewise.
3657 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3660 * collect2.c (main): Turn on trace in collect2 if -v is passed
3663 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
3665 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
3666 description of expression operand.
3668 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
3670 * configure.ac: Add install-html to target_list for Make-hooks.
3671 * configure: Regenerate.
3672 * fortran/Make-lang.in (F95_HTMLFILES): New.
3673 (fortran.html): Use it.
3674 (fortran.install-html): New.
3675 * Makefile.in (install-html): Add lang.install-html.
3676 * java/Make-lang.in (JAVA_HTMLFILES): New.
3677 (java.html): Use it.
3678 (java.install-html): New.
3679 * objc/Make-lang.in (objc.install-html): New.
3680 * objcp/Make-lang.in (obj-c++.install-html): New.
3681 * cp/Make-lang.in (c++.install-html): New.
3682 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
3683 * lto/Make-lang.in (lto.install-html): New.
3685 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
3688 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
3690 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
3692 PR rtl-optimization/41862
3693 * store-motion.c (store_killed_in_insn, compute_store_table,
3694 remove_reachable_equiv_notes, replace_store_insn,
3695 build_store_vectors): Ignore all DEBUG_INSNs.
3697 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
3700 * common.opt: Add dumpdir.
3702 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
3704 (option_map): Add --dumpdir.
3706 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
3708 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
3710 * opts.c (decode_options): Try dump_dir_name first if
3711 dump_base_name isn't an absolute path.
3712 (common_handle_option): Handle OPT_dumpdir.
3714 * toplev.c (dump_dir_name): New.
3715 (print_switch_values): Also ignore -dumpdir.
3717 * toplev.h (dump_dir_name): New.
3719 2010-01-03 Richard Guenther <rguenther@suse.de>
3721 PR tree-optimization/42589
3722 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
3723 double-word expansion of bswap32.
3725 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
3727 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
3728 with BLOCK_FOR_INSN.
3729 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
3730 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
3731 noce_process_if_block): Likewise.
3732 * gcse.c (compute_local_properties, insert_expr_in_table,
3733 insert_set_in_table, canon_list_insert, find_avail_set,
3734 pre_insert_copy_insn): Likewise.
3736 * basic-block.h (BLOCK_NUM): Move from here...
3737 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
3739 2010-01-03 Richard Guenther <rguenther@suse.de>
3741 PR tree-optimization/42438
3742 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
3743 contains_may_not_return_call flag.
3744 (BB_MAY_NOTRETURN): New.
3745 (valid_in_sets): Trapping nary operations are not valid
3746 in blocks that may not return.
3747 (insert_into_preds_of_block): Remove check for trapping expressions.
3748 (compute_avail): Compute also BB_MAY_NOTRETURN.
3750 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
3752 * doc/invoke.texi: Add 2010 to copyright years.
3754 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
3756 * config/sparc/sparc.c: Fix formatting nits.
3758 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
3759 Alexander Monakov <amonakov@ispras.ru>
3761 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
3763 2010-01-02 Richard Guenther <rguenther@suse.de>
3766 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
3767 (simplify_switch_using_ranges): Mark to be removed edges
3770 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3772 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3774 * collect2.c (scan_libraries): Add missing argument in call to
3777 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
3780 * config/alpha/predicates.md (aligned_memory_operand): Return false
3782 (unaligned_memory_operand): Return true for CQImode.
3783 * config/alpha/alpha.c (get_aligned_mem): Assert that location
3784 doesn not cross aligned SImode word boundary.
3786 2010-01-02 Anatoly Sokolov <aesok@post.ru>
3788 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
3790 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
3791 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
3793 2010-01-02 Richard Guenther <rguenther@suse.de>
3796 * toplev.c (compile_file): Emit LTO marker properly. Change
3798 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
3800 2010-01-01 Richard Guenther <rguenther@suse.de>
3803 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
3805 2010-01-01 Richard Guenther <rguenther@suse.de>
3808 * c-decl.c (grokdeclarator): For zero-size arrays force
3809 structural equality checks as layout_type does.
3811 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
3813 * builtins.c: Update copyright to 2010.
3815 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
3818 * lto-streamer-out.c (produce_asm): Revert the last change.
3819 (copy_function): Likewise.
3821 * lto-streamer.c (lto_get_section_name): Skip any leading
3824 2010-01-01 Richard Guenther <rguenther@suse.de>
3827 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
3831 Copyright (C) 2010 Free Software Foundation, Inc.
3833 Copying and distribution of this file, with or without modification,
3834 are permitted in any medium without royalty provided the copyright
3835 notice and this notice are preserved.