1 2010-03-15 Richard Guenther <rguenther@suse.de>
3 PR tree-optimization/43367
4 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
7 2010-03-15 Richard Guenther <rguenther@suse.de>
9 PR tree-optimization/43317
10 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
12 2010-03-15 Martin Jambor <mjambor@suse.cz>
14 PR tree-optimization/43141
15 * tree-sra.c (create_abstract_origin): New function.
16 (modify_function): Call create_abstract_origin.
18 2010-03-15 Chris Demetriou <cgd@google.com>
20 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
23 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
26 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
27 call insert_out_of_ssa_copy for default definitions.
29 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
31 * graphite-clast-to-gimple.c (my_long_long): Defined.
32 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
33 * graphite-sese-to-poly.c (my_long_long): Defined.
34 (scop_ivs_can_be_represented): Use it.
36 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
38 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
39 graphite-max-bbs-per-function, and loop-block-tile-size.
40 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
42 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
44 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
46 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
48 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
49 (add_upper_bounds_from_estimated_nit): New.
50 (build_loop_iteration_domains): Use it.
52 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
54 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
56 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
59 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
60 should be an INTEGER_CST. Also handle CASE_CONVERT.
62 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
64 * graphite.c (graphite_initialize): To bound the number of bbs per
65 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
66 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
67 * doc/invoke.texi: Document it.
69 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
71 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
72 * graphite-sese-to-poly.h (build_poly_scop): Same.
74 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
76 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
77 the number of parameters in the scop. Use as an upper bound
78 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
79 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
80 * doc/invoke.texi: Document it.
82 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
84 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
85 * doc/c-tree.texi: Remove.
86 * doc/generic.texi: Merge c-tree.texi here.
87 * doc/gccint.texi (Trees): Remove menu entry.
88 (c-tree.texi): Remove @include.
89 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
90 * doc/languages.texi (Reading RTL): Ditto.
92 2010-03-12 Steve Ellcey <sje@cup.hp.com>
95 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
97 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
100 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
101 code added to work around reload clobbering CONST insns.
103 2010-03-12 Jakub Jelinek <jakub@redhat.com>
105 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
106 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
107 (cselib_preserve_only_values): Remove retain argument, don't
108 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
109 * cselib.h (cselib_preserve_only_values): Remove retain argument.
110 * var-tracking.c (micro_operation): Move insn field before union.
111 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
112 (struct variable_tracking_info_def): Remove n_mos field, change
113 mos into a vector of micro_operations.
114 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
115 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
116 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
117 changing into a vector.
118 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
119 come before all other uops generated by add_stores.
120 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
122 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
123 a vector. Run just one pass over the bbs instead of separate counting
124 and computation phase.
125 (vt_finalize): Free VTI (bb)->mos vector instead of array.
128 * tree-inline.c (remap_decls): Put old_var rather than origin_var
129 into *nonlocalized_list vector.
130 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
131 even if origin is non-NULL.
132 (gen_variable_die): Likewise.
133 (process_scope_var): Don't change origin.
134 (gen_decl_die): Likewise.
135 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
136 before adding new edges instead of after it, fix moving over
139 2010-03-11 David S. Miller <davem@davemloft.net>
141 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
143 * configure: Rebuild.
145 2010-03-11 Martin Jambor <mjambor@suse.cz>
147 PR tree-optimization/43257
148 * tree.c (assign_assembler_name_if_neeeded): New function.
149 (free_lang_data_in_cgraph): Assembler name assignment moved to the
151 * tree.h (assign_assembler_name_if_neeeded): Declare.
152 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
153 the function if needed.
155 2010-03-11 Chris Demetriou <cgd@google.com>
157 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
158 include/stdint-gcc.h, and include/stdint.h world-readable.
160 2010-03-11 Richard Guenther <rguenther@suse.de>
162 PR tree-optimization/43255
163 * tree-vrp.c (process_assert_insertions_for): Do not insert
164 asserts for trivial conditions.
166 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
168 PR tree-optimization/43280
169 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
170 generation. Move calculation of size out of the if branch.
171 (find_bswap): Modify compare number generation.
173 2010-03-11 Richard Guenther <rguenther@suse.de>
176 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
177 (input_gimple_stmt): Fixup handled component types during
178 operand read. Also fix up decls in ADDR_EXPRs.
180 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
182 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
183 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
185 2010-03-10 Jan Hubicka <jh@suse.cz>
188 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
189 * varasm.c (get_variable_section): Don't do that here...
190 (make_decl_rtl): ... and here.
191 (do_assemble_alias): Produce decl RTL.
192 (assemble_alias): Likewise.
194 2010-03-10 Jakub Jelinek <jakub@redhat.com>
197 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
198 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
200 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
201 (based_loc_descr): Only express drap or vdrap regno based expressions
202 using DW_OP_fbreg when not optimizing.
203 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
204 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
205 REG_CFA_SET_VDRAP note.
207 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
209 PR tree-optimization/43236
210 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
211 error in calculation of base address in reverse iteration case.
212 (generate_builtin): Take number of latch executions if the statement
215 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
218 * tree-eh.c: Include pointer-set.h.
219 (lower_eh_dispatch): Filter out duplicate case labels and
220 remove the unneeded edge when the label is unused. Return
221 true when some edges are removed.
222 (execute_lower_eh_dispatch): When any lowering resulted in
223 removing an edge, also delete unreachable blocks.
225 2010-03-10 Jakub Jelinek <jakub@redhat.com>
228 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
229 UNSPEC_MACHOPIC_OFFSET.
231 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
234 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
235 (m68k_delegitimize_address): New function.
237 2010-03-09 Jakub Jelinek <jakub@redhat.com>
240 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
243 * var-tracking.c (adjust_sets): New function.
244 (count_with_sets, add_with_sets): Use it.
245 (get_adjusted_src): New inline function.
246 (add_stores): Use it.
249 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
250 call cselib_dummy_expand_value_rtx_cb instead of
251 cselib_expand_value_rtx_cb.
254 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
255 * config/i386/i386.c: Include debug.h and dwarf2out.h.
256 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
257 and .cfi_endproc around the pic thunks.
258 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
259 all queued unwind info register saves are saved before the call.
260 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
261 considered as sp-=4 for unwind info and the pop as sp+=4 which
262 also clobbers dest, but doesn't actually restore it.
265 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
268 2010-03-09 Jie Zhang <jie@codesourcery.com>
270 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
271 whitespaces in output template.
273 2010-03-09 Jie Zhang <jie@codesourcery.com>
275 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
278 2010-03-08 Jakub Jelinek <jakub@redhat.com>
280 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
281 builtins.exp in a separate job.
283 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
285 * graphite-sese-to-poly.c (add_param_constraints): Use
286 lower_bound_in_type and upper_bound_in_type.
288 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
290 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
291 instead of unsigned_type_node.
293 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
294 Reza Yazdani <reza.yazdani@amd.com>
297 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
298 on pointer type parameters.
300 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
304 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
305 handle conversions from pointer to integers.
306 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
307 induction variable, to be able to work with code generated by CLooG.
308 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
309 (build_poly_scop): Bail out if we cannot codegen a loop.
311 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
313 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
314 code generation with gloog_error.
316 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
318 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
319 Call fold_convert on all the returned values.
320 (expand_scalar_variables_expr): Pass to
321 expand_scalar_variables_ssa_name the type of the resulting expression.
323 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
325 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
326 ppl_min_for_le_pointset.
327 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
328 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
330 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
332 * graphite-dependences.c (map_into_dep_poly): Removed.
333 (dependence_polyhedron_1): Use combine_context_id_scat.
335 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
337 * graphite-poly.h (struct poly_scattering): Add layout documentation.
338 (struct poly_bb): Same.
339 (combine_context_id_scat): New.
341 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
344 * sese.c (name_defined_in_loop_p): Return false for default
347 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
349 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
350 and clean up the logic.
352 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
354 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
357 2010-03-08 Jakub Jelinek <jakub@redhat.com>
359 * var-tracking.c (remove_cselib_value_chains): Define only for
361 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
362 delete_slot_part, emit_notes_for_differences_1): Don't call
363 remove_cselib_value_chains here.
364 (set_slot_part, emit_notes_for_differences_2): Don't call
365 add_cselib_value_chains here.
366 (preserved_values): New vector.
367 (preserve_value): New function.
368 (add_uses, add_stores, vt_add_function_parameters): Use it
369 instead of cselib_preserve_value.
370 (changed_values_stack): New vector.
371 (check_changed_vars_0): New function.
372 (check_changed_vars_1, check_changed_vars_2): Use it.
373 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
374 changed_values_stack VALUEs.
375 (vt_emit_notes): For all preserved_values call
376 add_cselib_value_chains. If ENABLE_CHECKING call
377 remove_cselib_value_chains before verifying value_chains is empty.
378 Initialize and free changed_values_stack.
379 (vt_initialize): Initialize preserved_values.
380 (vt_finalize): Free preserved_values.
382 2010-03-08 Richard Guenther <rguenther@suse.de>
384 PR tree-optimization/43269
385 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
388 2010-03-08 Martin Jambor <mjambor@suse.cz>
390 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
391 (ipa_is_param_called): Removed.
392 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
393 (ipa_print_node_params): Do not print the called flag.
394 (ipa_write_node_info): Do not stream the called flag.
395 (ipa_read_node_info): Likewise.
397 2010-03-07 Jakub Jelinek <jakub@redhat.com>
400 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
401 * cselib.c (struct expand_value_data): Add dummy field.
402 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
404 (cselib_dummy_expand_value_rtx_cb): New function.
405 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
407 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
408 * var-tracking.c: Include pointer-set.h.
409 (variable): Change n_var_parts to char from int. Add
410 cur_loc_changed and in_changed_variables fields.
411 (variable_canonicalize): Remove.
412 (shared_var_p): New inline function.
413 (unshare_variable): Maintain cur_loc_changed and
414 in_changed_variables fields. If var was in changed_variables,
415 replace it there with new_var. Just copy cur_loc instead of
416 resetting it to something else.
417 (variable_union): Don't recompute cur_loc. Use shared_var_p.
418 (dataflow_set_union): Don't call variable_canonicalize.
419 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
420 of their DEBUG_EXPR_TREE_DECLs.
421 (canonicalize_loc_order_check): Verify that cur_loc is NULL
422 and in_changed_variables and cur_loc_changed is false.
423 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
424 and cur_loc_changed. Don't update cur_loc here.
425 (variable_merge_over_src): Don't call variable_canonicalize.
426 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
427 removing loc that is equal to cur_loc, clear cur_loc,
428 set cur_loc_changed and ensure variable_was_changed is called.
429 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
430 compare pointers in cur_loc check, if it is equal to loc,
431 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
432 (variable_different_p): Remove compare_current_location argument,
433 don't compare cur_loc.
434 (dataflow_set_different_1): Adjust variable_different_p caller.
435 (variable_was_changed): If dv had some var in changed_variables
436 already, reset in_changed_variables flag for it and propagate
437 cur_loc_changed over to the new variable. On empty var
438 always set cur_loc_changed. Set in_changed_variables on whatever
439 var is added to changed_variables.
440 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
441 Use shared_var_p. When removing loc that is equal to cur_loc,
442 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
443 end, don't set it to something else, just call variable_was_changed.
444 (delete_slot_part): Use shared_var_p. When cur_loc equals to
445 loc being removed, clear cur_loc and set cur_loc_changed.
446 Set cur_loc_changed if all locations have been removed.
447 (struct expand_loc_callback_data): New type.
448 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
449 allocated. Always create SUBREGs if simplify_subreg failed.
450 Prefer to use cur_loc, when that fails and still in
451 changed_variables (and seen first time) recompute it. Set
452 cur_loc_changed of variables which had to change cur_loc and
453 compute elcd->cur_loc_changed if any of the subexpressions used
454 had to change cur_loc.
455 (vt_expand_loc): Adjust to pass arguments in
456 expand_loc_callback_data structure.
457 (vt_expand_loc_dummy): New function.
458 (emitted_notes): New variable.
459 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
460 that weren't used for any other decl in current
461 emit_notes_for_changes call call vt_expand_loc_dummy to update
462 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
463 first loc_chain location if NULL before. Always use just
464 cur_loc instead of first loc_chain location. When cur_loc_changed
465 is false, when not --enable-checking=rtl just don't emit any note.
466 When rtl checking, compute the note and assert it is the same
467 as previous note. Clear cur_loc_changed and in_changed_variables
468 at the end before removing from changed_variables.
469 (check_changed_vars_3): New function.
470 (emit_notes_for_changes): Traverse changed_vars to call
471 check_changed_vars_3 on each changed var.
472 (emit_notes_for_differences_1): Clear cur_loc_changed and
473 in_changed_variables. Recompute cur_loc of new_var.
474 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
475 (vt_emit_notes): Initialize and destroy emitted_notes.
477 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
479 PR rtl-optimization/42220
480 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
481 Use verify_reg_tracked to determine if we should use OP_OUT rather
483 (build_def_use): If we see an in-out operand for a register that we
484 know nothing about, treat is an output if possible, fail the block if
487 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
490 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
493 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
496 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
497 uses of relevant DEFs that are dead outside the loop too.
499 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
501 * var-tracking.c (dataflow_set_merge): Swap src and src2.
503 2010-01-13 Jakub Jelinek <jakub@redhat.com>
505 * var-tracking.c (values_to_unmark): New variable.
506 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
507 values_to_unmark vector. Moved body to...
508 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
509 instead queue it into values_to_unmark vector.
510 (vt_find_locations): Free values_to_unmark vector.
512 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
514 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
515 (site.exp): Export them when plugins are enabled.
517 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
520 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
522 (chrec_fold_multiply): Same.
524 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
527 * c-decl.c (build_compound_literal): Return early if init is
530 2010-03-04 Martin Jambor <mjambor@suse.cz>
532 PR tree-optimization/43164
533 PR tree-optimization/43191
534 * tree-sra.c (type_consists_of_records_p): Reject records with
535 zero-size bit-fields at the end.
537 2010-03-04 Mike Stump <mikestump@comcast.net>
539 * Makefile.in (TAGS): Remove *.y.
541 2010-03-04 Richard Guenther <rguenther@suse.de>
543 PR tree-optimization/40761
544 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
546 (my_rev_post_order_compute): New function.
549 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
552 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
553 decrease the cost of an IV candidate when the cost is infinite.
555 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
557 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
558 Use '3DNow!' for the extension of that name, ensure normal space
560 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
562 2010-03-03 Jeff Law <law@redhat.com>
564 * PR middle-end/32693
565 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
567 (extract_bit_field_1): Likewise.
569 2010-03-03 Janis Johnson <janis187@us.ibm.com>
571 * doc/sourcebuild.texi (Test directives): Document that arguments
572 include-opts and exclude-opts are now optional for dg-skip-if,
573 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
575 2010-03-03 Jason Merrill <jason@redhat.com>
578 * cgraph.h (varpool_node): Add extra_name field.
579 * varpool.c (varpool_extra_name_alias): New.
580 (varpool_assemble_decl): Emit extra name aliases.
581 (varpool_mark_needed_node): Look past an extra name alias.
582 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
583 * lto-streamer-in.c (lto_input_tree): Read it.
584 * lto-streamer-out.c (output_unreferenced_globals): Write it.
586 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
588 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
589 (sparc*-*-solaris2*): ...this.
591 2010-03-03 Jakub Jelinek <jakub@redhat.com>
594 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
595 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
596 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
597 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
600 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
601 fallthrough to default handling, just with want_address 0 instead of 2.
602 For single element lists, add_AT_loc directly, otherwise create an
603 artificial variable DIE and stick location list to it.
606 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
607 (VAL_EXPR_HAS_REVERSE): Define.
608 (reverse_op): New function.
609 (add_stores): For reversible operations add an extra MO_VAL_USE.
611 2010-03-02 Jason Merrill <jason@redhat.com>
613 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
615 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
617 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
618 (sparc64-*-linux*): Likewise.
619 (sparc64-*-solaris2*): Include assembler files before linker ones.
620 (sparc-*-solaris2*): Simplify and reorder to match previous case.
621 * config/sparc/gas.h: Delete.
622 * config/sparc/sol2-64.h: Add copyright notice.
623 * config/sparc/sol2-gas-bi.h: Likewise.
624 * config/sparc/sol2-gld.h: Likewise.
625 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
626 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
627 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
628 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
629 (sparc_elf_asm_named_section): Rename into...
630 (sparc_solaris_elf_asm_named_section): ...this. Always define.
632 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
634 * config/alpha/alpha.c (override_options): Fix -mtune error message.
636 2010-03-02 Jeff Law <law@redhat.com>
639 * reload1.c (rtx_p, substitute_stack): Declare.
640 (substitute): Record addresses of changed rtxs.
641 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
642 Restore the original rtx when complete.
643 (reload): Free subsitute_stack when complete.
645 2010-03-02 Janis Johnson <janis187@us.ibm.com>
647 * doc/gccint.texi (menu): Add Testsuites as a chapter.
648 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
650 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
651 LTO Testing, gcov Testing, profopt Testing, compat Testing,
652 Torture Tests): Change from subsection to section.
654 2010-03-02 Jakub Jelinek <jakub@redhat.com>
655 Steven Bosscher <steven@gcc.gnu.org>
657 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
660 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
663 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
664 the assignment from the new induction variable to the assignment
665 of the value from the original loop PHI function.
667 2010-03-01 Janis Johnson <janis187@us.ibm.com>
668 Daniel Jacobowitz <dan@codesourcery.com>
670 * doc/sourcebuild.texi (Test directives): Clarify options to
673 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
675 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
676 Disable cfi directives unless GCC and gas agree on using read-only
677 .eh_frame sections for 64-bit.
678 * configure: Regenerate.
680 2010-03-01 Richard Guenther <rguenther@suse.de>
682 PR tree-optimization/43220
683 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
684 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
686 2010-03-01 Richard Guenther <rguenther@suse.de>
687 Martin Jambor <mjambor@suse.cz>
690 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
691 gimplified parameters.
693 2010-03-01 Christian Bruel <christian.bruel@st.com>
695 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
697 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
699 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
701 2010-03-01 Richard Guenther <rguenther@suse.de>
704 * expr.c (expand_assignment): Use the alias-oracle to tell
705 if the rhs aliases the result decl.
707 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
710 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
711 to sol_gt_pch_get_address.
712 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
713 64-bit, SPARC and x86.
714 (sol_gt_pch_get_address): New function.
716 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
718 * toplev.h (inform_n, error_n): Declare.
719 * diagnostic.c (inform_n, error_n): New function.
721 2010-03-01 Jakub Jelinek <jakub@redhat.com>
723 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
724 has no rtl yet when processing local_decls, queue it and recheck
725 if deferred stack allocation hasn't assigned it rtl.
727 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
729 * config/sh/sh.c (unspec_bbr_uid): New.
730 (gen_block_redirect): Use it instead of INSN_UID.
731 (gen_far_branch): Likewise.
733 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
735 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
736 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
738 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
740 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
741 (Warning Options): -Wno-conversion-null is valid for
742 Objective-C++ as well.
743 * doc/tm.texi (Named Address Spaces): Likewise.
744 * doc/plugins.texi (Plugins): Replace TABs with spaces.
745 * doc/tree-ssa.texi (Tree SSA): Likewise.
747 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
750 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
751 by default. Don't set the default arch for
752 i[34567]86-*-darwin*|x86_64-*-darwin*.
754 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
757 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
758 default. Set the default 32bit/64bit archs with $with_arch
759 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
761 2010-02-27 Richard Guenther <rguenther@suse.de>
763 PR tree-optimization/43186
764 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
765 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
766 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
769 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
771 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
772 required and i[34567]86-*-* targets don't support 64bit ISA.
774 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
777 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
780 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
782 * config.gcc: Set the default arch at least to Prescott for
783 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
784 if SSE math is enabled.
786 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
788 * diagnostic.c (diagnostic_initialize): Update.
789 (diagnostic_report_diagnostic): Test inhibit_notes_p for
791 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
792 (diagnostic_inhibit_notes): New.
793 * toplev.c (process_options): inhibit notes with -fcompare-debug.
795 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
798 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
799 * doc/standards.texi: Likewise.
800 * doc/extend.texi: Likewise.
801 * doc/trouble.texi: Likewise.
802 * doc/cppopts.texi: Likewise.
803 * doc/install.texi: Likewise.
804 * c.opt (std=c90,std=gnu90): New options.
805 * c-opts.c (c_common_handle_option): Handle them.
807 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
810 * c-decl.c (undeclared_variable): Use an informative note.
812 2010-02-26 Richard Guenther <rguenther@suse.de>
814 PR tree-optimization/43186
815 * gimple.h (gimple_fold): Remove.
816 * gimple.c (gimple_fold): Remove. Inline into single user ...
817 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
818 Try harder for conditions.
820 2010-02-26 Jakub Jelinek <jakub@redhat.com>
823 * function.c (used_types_insert): Don't skip through named pointer
824 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
825 and it is different from the main variant's type.
827 2010-02-26 Nick Clifton <nickc@redhat.com>
829 * config/rx/rx.md (sminsi3): Remove bogus alternative.
831 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
833 * config.gcc: Support --with-fpmath=sse for x86.
835 * config/i386/ssemath.h: New.
837 * doc/install.texi (--with-fpmath=sse): Documented.
839 2010-02-26 Richard Guenther <rguenther@suse.de>
841 PR tree-optimization/43188
842 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
843 vector types of over-aligned element type.
845 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
848 * config/i386/i386.c (expand_vec_perm_blend): Use correct
849 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
851 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
853 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
855 2010-02-26 Jakub Jelinek <jakub@redhat.com>
857 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
858 * var-tracking.c: Include diagnostic.h.
859 (debug_dv): New function.
860 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
863 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
864 (add_value_chain, add_value_chains, remove_value_chain,
865 remove_value_chains): Handle DEBUG_EXPRs.
866 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
869 * regcprop.c (struct queued_debug_insn_change): New type.
870 (struct value_data_entry): Add debug_insn_changes field.
871 (struct value_data): Add n_debug_insn_changes field.
872 (debug_insn_changes_pool): New variable.
873 (free_debug_insn_changes, apply_debug_insn_changes,
874 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
875 (kill_value_one_regno): Call free_debug_insn_changes if needed.
876 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
878 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
880 (copyprop_hardreg_forward_1): Don't call apply_change_group for
881 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
882 changes, call cprop_find_used_regs via note_stores.
883 (copyprop_hardreg_forward): When copying vd from predecessor
884 which has any queued DEBUG_INSN changes, make sure the pointers are
885 cleared. At the end call df_analyze and then if there are any
886 DEBUG_INSN changes queued at the end of some basic block for still
887 live registers, apply them.
888 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
890 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
892 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
895 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
897 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
898 targets. Set the default with_cpu/with_arch from arch/cpu.
899 Allow x86-64 and native for with_cpu/with_arch.
901 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
903 * ebitmap.c: Change calls to verify_popcount with calls to
904 sbitmap_verify_popcount.
905 (ebitmap_clear_bit): Fixed map->cacheindex test and
906 map>cache update when bit clearing results in an empty
909 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
912 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
913 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
914 and support both V2DF and V2DI modes.
915 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
916 support both V2DF and V2DI modes.
917 (general): Delete trailing whitespace from a few patterns.
919 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
920 V2DF/V2DI interleave high/low builtins.
922 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
925 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
926 interleave high/low functions.
928 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
930 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
931 #pragma extern_prefix.
933 2010-02-25 Jakub Jelinek <jakub@redhat.com>
936 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
937 BLKmode, assert op0 is a MEM and just adjust its mode.
940 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
941 if bitpos isn't multiple of mode's bitsize.
943 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
945 * c.opt (-ftemplate-depth=): New.
946 (-ftemplate-depth-): Deprecate.
947 * optc-gen.awk: Handle -ftemplate-depth=.
948 * opth-gen.awk: Likewise.
949 * c-opts.c (c_common_handle_option): Likewise.
950 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
952 2010-02-24 Jason Merrill <jason@redhat.com>
954 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
956 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
958 * cfg.c (alloc_aux_for_block): Remove inline.
959 (alloc_aux_for_edge): Likewise.
961 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
963 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
965 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
967 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
968 * config/i386/sol2-gas.h: New file.
969 * config.gcc (i[34567]86-*-solaris2*): Use it.
971 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
974 * c-typeck.c (ep_convert_and_check): New.
975 (build_conditional_expr): Use it.
976 (build_binary_op): Likewise.
978 2010-02-24 Jakub Jelinek <jakub@redhat.com>
980 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
983 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
985 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
986 expr needs to have DECL_NAME set.
988 2010-02-24 Nick Clifton <nickc@redhat.com>
990 * config/mep/mep.c: Include gimple.h.
991 (mep_function_uses_sp): Delete unused function.
992 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
993 parameters. Use unsigned integers to count args. Return a
994 NULL_RTX instead of an error_mark_node. Toidy up formatting.
996 2010-02-23 Jakub Jelinek <jakub@redhat.com>
999 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
1000 greater or equal to nelt instead of 2 * nelt.
1001 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
1004 2010-02-23 Jason Merrill <jason@redhat.com>
1007 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
1008 in cfun->local_decls even if they have register types.
1011 * stor-layout.c (place_field): Don't warn about unnecessary
1012 DECL_PACKED if the type is packed.
1014 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1017 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
1018 GOTOFF relocs, even when the base reg isn't pic pointer.
1020 2010-02-23 Michael Matz <matz@suse.de>
1023 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
1024 (expand_gimple_basic_block): Generate and use debug temps if there
1025 are debug uses left after the last real use of TERed ssa names.
1026 Unlink debug immediate uses when they are expanded.
1028 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1031 * config/i386/i386.c (override_options): Reorganise to provide
1032 better error messages.
1034 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1037 * graphite-scop-detection.c (create_single_exit_edge): Move
1038 the call to find_single_exit_edge to....
1039 (create_sese_edges): ...here. Don't handle multiple edges
1040 exiting the function.
1041 (build_graphite_scops): Don't handle multiple edges
1042 exiting the function.
1044 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1047 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
1048 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
1050 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1053 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
1055 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1058 * c-typeck.c (convert_arguments): Print declaration location.
1059 * c-common.c (validate_nargs): Rename as
1060 builtin_function_validate_nargs.
1061 (check_builtin_function_arguments): Update.
1063 2010-02-22 Richard Guenther <rguenther@suse.de>
1066 * tree-inline.c (declare_return_variable): Use the type of
1067 the call stmt lhs if available.
1069 2010-02-22 Duncan Sands <baldrick@free.fr>
1071 * passes.c (register_pass): Always consider all pass lists when
1072 ref_pass_instance_number is zero.
1074 2010-02-22 Richard Guenther <rguenther@suse.de>
1076 PR tree-optimization/42749
1077 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
1078 parameter. Do arithmetic in the original type.
1079 (update_accumulator_with_ops): Likewise.
1080 (adjust_accumulator_values): Adjust.
1082 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1084 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
1085 (QI to BLKmode splitter): New splitter.
1087 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
1089 * config/i386/i386.c (initial_ix86_tune_features): Turn on
1090 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
1092 2010-02-22 Richard Guenther <rguenther@suse.de>
1094 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
1096 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
1098 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
1099 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
1100 ($(T)crti.o, $(T)crtn.o): Remove rules.
1102 2010-02-21 Tobias Burnus <burnus@net-b.de>
1105 * doc/invoke.texi (-fassociative-math): Document that this
1106 option is automatically enabled for Fortran.
1108 2010-02-20 David S. Miller <davem@davemloft.net>
1110 * configure.ac: Test if linker and assembler properly support
1111 GOTDATA_OP relocations.
1112 * configure: Rebuild.
1113 * config.in: Likewise.
1114 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
1115 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
1116 (movsi_high_pic): Likewise.
1117 (movdi_lo_sum_pic): Likewise.
1118 (movdi_high_pic): Likewise.
1119 (movsi_pic_gotdata_op): New pattern.
1120 (movdi_pic_gotdata_op): Likewise.
1121 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
1122 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
1124 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
1127 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
1128 attribute to ssemul.
1129 (xop_mulv2div2di3_high): Ditto.
1131 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1134 * c.opt (Wconversion-null): New option.
1135 * doc/invoke.texi (Wconversion-null): Document.
1137 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1139 * common.opt (Wlarger-than-): Add Undocumented.
1141 2010-02-19 Mike Stump <mikestump@comcast.net>
1143 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
1145 2010-02-19 Jason Merrill <jason@redhat.com>
1148 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
1149 * configure: Likewise.
1151 2010-02-20 Alan Modra <amodra@gmail.com>
1154 * cgraph.h (cgraph_make_decl_local): Declare.
1155 * cgraph.c (cgraph_make_decl_local): New function.
1156 (cgraph_make_node_local): Use it.
1157 * cgraphunit.c (cgraph_function_versioning): Likewise.
1158 * ipa.c (function_and_variable_visibility): Likewise.
1160 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1163 * except.c (sjlj_emit_function_enter): Don't call
1164 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
1166 * rtl.h (add_reg_br_prob_note): Remove prototype.
1168 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1171 * c-common.c (conversion_warning): Remove widening conversions
1172 before checking the conversion of integers to reals.
1174 2010-02-19 Mike Stump <mikestump@comcast.net>
1177 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
1180 * cgraphunit.c (process_function_and_variable_attributes): Check
1181 DECL_PRESERVE_P instead of looking up attribute "used".
1182 * ipa-pure-const.c (check_decl): Likewise.
1183 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
1184 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
1185 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
1186 instead of attribute "used".
1187 * config/sol2-c.c (solaris_pragma_init): Likewise.
1188 (solaris_pragma_fini): Likewise.
1190 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1192 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
1193 Use XCNEW instead of xcalloc.
1194 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
1195 XNEW instead of xmalloc.
1196 (get_fields): Use XNEWVEC instead of xmalloc.
1199 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
1200 populate vars array.
1201 (create_new_general_access): For debug stmts just reset value.
1202 (get_stmt_accesses): For accesses within debug stmts just record them
1203 using add_access_to_acc_sites instead of preventing the peeling or
1204 counting them as accesses.
1207 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
1209 2010-02-19 Richard Guenther <rguenther@suse.de>
1211 PR tree-optimization/42916
1212 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
1215 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
1217 * configure.ac: Replace all uses of changequote in macro arguments
1218 with proper quoting.
1220 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1223 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
1225 2010-02-19 Richard Guenther <rguenther@suse.de>
1227 PR tree-optimization/42944
1228 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
1229 test for aliasing with errno.
1231 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1234 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
1235 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
1236 * dojump.c: Include output.h.
1237 (inv): New inline function.
1238 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
1239 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
1240 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
1241 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
1242 argument, pass it down to other calls.
1243 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
1244 add REG_BR_PROB note to the conditional jump.
1245 * cfgexpand.c (add_reg_br_prob_note): Removed.
1246 (expand_gimple_cond): Don't call it, add the probability
1247 as last argument to jumpif_1/jumpifnot_1.
1248 * Makefile.in (dojump.o): Depend on output.h.
1249 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
1251 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
1252 * stmt.c (do_jump_if_equal): Likewise.
1253 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
1254 * loop-unswitch.c (compare_and_jump_seq): Likewise.
1255 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
1257 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
1258 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
1259 jumpifnot_1 callers.
1260 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
1262 (store_expr): Adjust jumpifnot caller.
1263 (store_constructor): Adjust jumpif caller.
1266 * gimplify.c (gimple_boolify): For __builtin_expect call
1267 gimple_boolify also on its first argument.
1269 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
1271 * configure.ac (gnu-unique-object): Wrap regexps using [] in
1273 (__stack_chk_fail): Ditto. Remove quadrigraphs.
1274 * configure: Regenerated.
1276 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1278 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
1279 lang_hooks.types_compatible_p instead of comptypes.
1281 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
1283 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
1284 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
1285 if __prefer_thumb__ is defined.
1287 2010-02-18 Martin Jambor <mjambor@suse.cz>
1289 PR tree-optimization/43066
1290 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
1291 array with zero-sized element type.
1293 2010-02-18 Jakub Jelinek <jakub@redhat.com>
1295 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
1296 rtx, allocate struct var_loc_node here and return it to the
1297 caller, and only if it is actually needed.
1298 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
1299 move it earlier and return immediately if it returns NULL.
1301 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
1303 * config/sparc/gas.h: New file. Restore
1304 TARGET_ASM_NAMED_SECTION to its ELF default.
1305 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
1307 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1308 Likewise. Add ATTRIBUTE_UNUSED to prototype.
1309 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
1310 after sparc/sysv4.h.
1312 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
1314 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
1316 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
1318 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
1319 patterns from predicated pattern.
1321 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
1324 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
1325 for insn mnemonic suffix.
1327 2010-02-17 Richard Guenther <rguenther@suse.de>
1329 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
1332 2010-02-17 Jakub Jelinek <jakub@redhat.com>
1335 * caller-save.c (save_call_clobbered_regs): If BB ends with
1336 a DEBUG_INSN, move any notes in between last real insn and the last
1337 DEBUG_INSN after the last DEBUG_INSN.
1339 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
1341 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
1342 Fix return type. Fix argument type. Explain meaning of return value.
1344 2010-02-16 Richard Guenther <rguenther@suse.de>
1346 PR tree-optimization/41043
1347 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
1348 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
1350 (vrp_visit_phi_node): ... but only for loop PHI nodes.
1352 2010-02-16 Ira Rosen <irar@il.ibm.com>
1354 PR tree-optimization/43074
1355 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
1356 * tree-vect-loop.c (vect_analyze_loop_operations): Add
1357 vectorizable cycles in hybrid SLP check.
1358 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
1360 2010-02-16 Richard Guenther <rguenther@suse.de>
1362 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
1363 (true_dependence): If memrefs_conflict_p computes must-alias
1364 trust it. Move TBAA check after offset-based disambiguation.
1365 (canon_true_dependence): Likewise.
1367 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
1369 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
1370 * doc/invoke.texi: Document it.
1371 * var-tracking.c: Include toplev.h and params.h.
1372 (vt_find_locations): Return bool indicating success. Compute
1373 hash sizes unconditionally. Check new parameter, report.
1374 (variable_tracking_main_1): Check vt_find_locations results and
1375 retry. Renamed from...
1376 (variable_tracking_main): ... this. New wrapper to preserve
1377 flag_var_tracking_assignments.
1378 * Makefile.in (var-tracking.o): Adjust dependencies.
1380 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
1381 Jakub Jelinek <jakub@redhat.com>
1384 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
1385 if weak_import attribute is present.
1386 * config/darwin.c (machopic_select_section): Likewise.
1388 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
1390 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
1391 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
1392 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
1393 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
1395 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
1397 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1400 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
1401 Rewrite text to refer to the names.
1403 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
1405 * config/i386/i386-builtin-types.def
1406 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
1407 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
1408 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
1409 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
1410 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
1411 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
1412 IX86_BUILTIN_VPERMIL2PS256.
1413 (MULTI_ARG_4_DF2_DI_I): Defined.
1414 (MULTI_ARG_4_DF2_DI_I1): Defined.
1415 (MULTI_ARG_4_SF2_SI_I): Defined.
1416 (MULTI_ARG_4_SF2_SI_I1): Defined.
1417 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
1418 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
1419 __builtin_ia32_vpermil2ps256.
1420 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1421 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1422 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
1423 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1424 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1425 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
1426 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
1427 CODE_FOR_xop_vpermil2v8sf3.
1428 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
1429 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
1430 * config/i386/xopintrin.h (_mm_permute2_pd): New.
1431 (_mm256_permute2_pd): New.
1432 (_mm_permute2_ps): New.
1433 (_mm256_permute2_ps): New.
1435 2010-02-15 Nick Clifton <nickc@redhat.com>
1437 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
1438 boolean parameters. Use emit_jump_insn when emitting a pop
1439 instruction containing a return insn.
1440 (push): Use 'true' rather than '1' as second parameter to F.
1441 (h8300_expand_prologue): Likewise.
1442 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
1443 (h8300_expand_epilogue): Likewise.
1445 2010-02-15 Richard Guenther <rguenther@suse.de>
1448 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
1451 2010-02-15 Nick Clifton <nickc@redhat.com>
1453 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
1456 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
1458 * intl.c (fake_ngettext): New function.
1459 * intl.h (fake_ngettext): Declare.
1460 (ngettext): Define macro.
1461 * collect2.c (notice_translated): New function.
1462 (main): Use notice_translated and ngettext.
1463 * collect2.h (notice_translated): Declare.
1465 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
1467 * reorg.c (delete_computation): Comment fixes.
1468 * caller-save.c (setup_save_areas): Idem.
1469 * sel-sched-dump.c (dump_lv_set): Idem.
1472 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1474 * config/s390/s390.c (s390_sched_init): New function.
1475 (TARGET_SCHED_INIT): Target hook defined.
1477 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
1478 Jack Howarth <howarth@bromo.med.uc.edu>
1479 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1482 Partial revert of unintended change in fix for PR41605.
1483 * config/darwin.h: Fix typo.
1484 * config/darwin9.h: Same.
1486 2010-02-11 Jakub Jelinek <jakub@redhat.com>
1488 * c-pch.c (pch_init): Clear v.
1490 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1493 * graphite-scop-detection.c (graphite_can_represent_scev): Call
1494 graphite_can_represent_init for MULT_EXPR.
1496 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1500 * graphite-sese-to-poly.c (remove_phi): New.
1501 (translate_scalar_reduction_to_array): Call remove_phi.
1503 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1506 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
1507 * graphite-clast-to-gimple.h (gloog): Update declaration.
1508 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
1509 * graphite-poly.h (struct poly_bb): Add missing comments.
1510 (struct scop): Add poly_scop_p field.
1512 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
1513 * graphite.c (graphite_transform_loops): Build the polyhedral
1514 representation for each scop before code generation.
1515 * sese.c (rename_variables_in_operand): Removed.
1516 (rename_variables_in_expr): Return the renamed expression.
1517 (rename_sese_parameters): New.
1518 * sese.h (rename_sese_parameters): Declared.
1520 2010-02-11 Richard Guenther <rguenther@suse.de>
1522 PR tree-optimization/42998
1523 * tree-ssa-pre.c (create_expression_by_pieces): Treat
1524 POINTER_PLUS_EXPR properly.
1526 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1527 Changpeng Fang <changpeng.fang@amd.com>
1530 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
1531 the cost of an IV candidate when the IV is used in a test against zero.
1533 * gcc.dg/tree-ssa/ivopts-3.c: New.
1535 2010-02-11 Richard Guenther <rguenther@suse.de>
1538 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
1539 pointer-vs-decl case by swapping refs. Handle some cases
1540 of pointer-vs-decl disambiguations more conservatively.
1541 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
1542 to false after expanding.
1544 2010-02-11 Richard Guenther <rguenther@suse.de>
1547 * gcc.c (process_command): Handle LTO file@offset case more
1550 2010-02-11 Jakub Jelinek <jakub@redhat.com>
1552 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
1553 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
1555 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
1557 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
1558 if MEM's mode size isn't DWARF2_ADDR_SIZE.
1559 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
1560 Optimize eq/ne comparisons when both arguments are known to be
1562 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
1563 Don't mask operands unnecessarily if they are known to be already
1566 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
1568 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
1571 2010-02-10 Richard Guenther <rguenther@suse.de>
1573 PR tree-optimization/43017
1574 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
1575 for wrapping signed arithmetic.
1577 2010-02-10 Jakub Jelinek <jakub@redhat.com>
1580 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
1581 if no debug info should be emitted for it.
1583 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
1585 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
1586 note when flag_exceptions is set.
1588 2010-02-10 Duncan Sands <baldrick@free.fr>
1590 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
1592 2010-02-10 Richard Guenther <rguenther@suse.de>
1595 * tree.c (get_unwidened): Handle constants.
1596 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
1598 2010-02-10 Martin Jambor <mjambor@suse.cz>
1601 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
1602 check for variable argument counts independently.
1604 2010-02-10 Christian Bruel <christian.bruel@st.com>
1607 * config/sh/sh.c (find_barrier): Increase length for non delayed
1608 conditional branches.
1610 2010-02-10 Christian Bruel <christian.bruel@st.com>
1612 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
1614 2010-02-10 Jakub Jelinek <jakub@redhat.com>
1616 * builtins.c (set_builtin_user_assembler_name): Also handle
1617 ffs if int is smaller than word.
1619 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
1622 * ira-conflicts.c (get_dup): Remove.
1623 (process_reg_shuffles): Add new parameter. Use it as an
1624 additional guard for copy generation.
1625 (add_insn_allocno_copies): Rewrite.
1627 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
1629 * common.opt (fsched2-use-traces): Preserved for backward
1631 * doc/invoke.texi: Remove the documentation about option
1632 -fsched2-use-traces.
1633 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
1634 flag_sched2_use_traces.
1635 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
1636 the backward compatibility flag section.
1638 2010-02-09 Richard Guenther <rguenther@suse.de>
1640 PR tree-optimization/43008
1641 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
1642 make HEAP variables initialized from global memory if they
1643 are not known builtin functions.
1644 (find_func_aliases): Adjust.
1646 2010-02-09 Richard Guenther <rguenther@suse.de>
1648 PR tree-optimization/43000
1649 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
1650 arithmetic manually.
1652 2010-02-08 Jakub Jelinek <jakub@redhat.com>
1654 PR tree-optimization/42931
1655 * tree-loop-linear.c (try_interchange_loops): Don't call
1656 double_int_mul if estimated_loop_iterations failed.
1658 2010-02-08 Martin Jambor <mjambor@suse.cz>
1661 * tree-sra.c (build_accesses_from_assign): Do not mark in
1662 should_scalarize_away_bitmap if stmt has volatile ops.
1663 (sra_modify_assign): Do not process assigns piecemeal if if stmt
1666 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
1668 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
1670 2010-02-07 Adam Nemet <adambnmet@gmail.com>
1672 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
1675 2010-02-07 Andrew Pinski <pinskia@gmail.com>
1678 * df-core.c (df_finish_pass): Change type of saved_flags to int.
1680 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1683 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
1684 to unknown_dependence.
1685 (graphite_legal_transform_dr): Handle the unknown_dependence.
1686 (graphite_carried_dependence_level_k): Same.
1688 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1690 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
1692 2010-02-07 Richard Guenther <rguenther@suse.de>
1695 * expr.c (get_inner_reference): Always initialize *pbitsize.
1697 2010-02-07 Richard Guenther <rguenther@suse.de>
1700 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
1701 new ARRAY_REFs on variable size element or minimal index arrays.
1703 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
1704 gimple_fold_indirect_ref.
1706 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
1709 * arm.c (arm_override_options): Just return if the user has specified
1710 an invalid fpu name.
1712 2010-02-03 Jason Merrill <jason@redhat.com>
1715 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
1716 i386_pe_maybe_record_exported_symbol.
1718 2010-02-05 Steve Ellcey <sje@cup.hp.com>
1721 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
1722 (pa_delegitimize_address): New function.
1724 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
1726 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
1727 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
1729 2010-02-05 Richard Guenther <rguenther@suse.de>
1732 * lto-streamer-in.c (get_resolution): Deal with references
1733 to undefined functions.
1735 2010-02-05 Richard Guenther <rguenther@suse.de>
1737 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
1738 (fold_const_aggregate_ref): Likewise.
1739 (ccp_fold_stmt): Substitute loads.
1740 (maybe_fold_reference): Verify types before substituting.
1742 (fold_gimple_assign): Unshare properly.
1743 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
1745 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
1747 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
1748 for rs6000_gen_cell_microcode.
1750 2010-02-04 Richard Guenther <rguenther@suse.de>
1752 PR rtl-optimization/42952
1753 * dse.c (const_or_frame_p): Remove MEM handling.
1755 2010-02-04 Nick Clifton <nickc@redhat.com>
1757 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
1758 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
1759 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
1760 (mn10300_asm_output_mi_thunk): New function.
1761 (mn10300_can_output_mu_thunk): New function.
1762 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
1763 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
1764 (FUNCTION_ARG): Delete incorrect comment.
1766 2010-02-03 Jason Merrill <jason@redhat.com>
1769 * fold-const.c (operand_equal_p): Handle erroneous types.
1771 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1773 * config/h8300/h8300.md (can_delay): Fix attibute condition.
1775 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
1777 PR rtl-optimization/42941
1778 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
1781 2010-02-03 Jason Merrill <jason@redhat.com>
1784 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
1786 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
1789 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
1790 (cselib_reset_table): Renamed from...
1791 (cselib_reset_table_with_next_value): ... this.
1792 (cselib_get_next_uid): Renamed from...
1793 (cselib_get_next_unknown_value): ... this.
1794 * cselib.c (next_uid): Renamed from...
1795 (next_unknown_value): ... this.
1796 (cselib_clear_table): Adjust.
1797 (cselib_reset_table): Adjust. Renamed from...
1798 (cselib_reset_table_with_next_value): ... this.
1799 (cselib_get_next_uid): Adjust. Renamed from...
1800 (cselib_get_next_unknown_value): ... this.
1801 (get_value_hash): Use hash.
1802 (cselib_hash_rtx): Likewise.
1803 (new_cselib_val): Adjust. Set and dump uid.
1804 (cselib_lookup_mem): Pass next_uid as hash.
1805 (cselib_subst_to_values): Likewise.
1806 (cselib_log_lookup): Dump uid.
1807 (cselib_lookup): Pass next_uid as hash. Adjust.
1808 (cselib_process_insn): Adjust.
1809 (cselib_init): Initialize next_uid.
1810 (cselib_finish): Adjust.
1811 (dump_cselib_table): Likewise.
1812 * dse.c (canon_address): Dump value uid.
1813 * print-rtl.c (print_rtx): Print value uid.
1814 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
1816 (dv_uid): New function, sort of renamed from...
1817 (dv_htab_hash): ... this, reimplemented in terms of it and...
1818 (dv_uid2hash): ... this. New.
1819 (variable_htab_eq): Drop excess assertions.
1820 (tie_break_pointers): Removed.
1821 (canon_value_cmp): Compare uids.
1822 (variable_post_merge_New_vals): Print uids.
1823 (vt_add_function_parameters): Adjust.
1824 (vt_initialize): Reset table. Adjust.
1826 2010-02-03 Richard Guenther <rguenther@suse.de>
1828 PR tree-optimization/42944
1829 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
1830 (call_may_clobber_ref_p_1): Likewise. Properly handle
1831 malloc and calloc clobbering errno.
1833 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
1835 * doc/invoke.texi: Fix name of sched1 dump.
1837 * opts.c (decode_options): Set flag_tree_switch_conversion
1838 only conditionally on optimize >= 2.
1840 * gcse.c: Assorted comment fixes in pass description.
1842 2010-02-03 Anthony Green <green@moxielogic.com>
1844 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
1845 nop padding in order to maintain alignment of storage location of
1846 target function address.
1847 (moxie_trampoline_init): Store target function address at newly
1849 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
1851 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
1853 2010-02-03 Richard Guenther <rguenther@suse.de>
1856 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
1858 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1860 * config.gcc: Reenable check for obsolete targets.
1861 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
1862 mips-sgi-irix6.[0-4]*.
1864 2010-02-02 Nick Clifton <nickc@redhat.com>
1866 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
1867 constant size of 4 as being the same as 0.
1868 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
1869 can take values in the range 0..4.
1871 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
1874 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
1875 as _darwin10_Unwind_FindEnclosingFunction().
1876 * libgcc-libsystem.ver: New.
1878 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
1881 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
1882 implicitly set registers.
1884 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
1886 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
1887 (arm_override_options): Allow automatic selection of the thread
1888 pointer register if thumb2.
1889 (legitimize_pic_address): Improve code sequences for Thumb2.
1890 (arm_call_tls_get_addr): Likewise.
1891 (legitimize_tls_address): Likewise.
1892 * arm.md (pic_load_addr_arm): Delete. Replace with ...
1893 (pic_load_addr_32bit): ... this. New named pattern.
1894 * thumb2.md (pic_load_addr_thumb2): Delete.
1895 (pic_load_dot_plus_four): Delete.
1896 (tls_load_dot_plus_four): New named pattern.
1898 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1901 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
1902 Document fix for TLS bug.
1904 2010-01-31 Richard Guenther <rguenther@suse.de>
1906 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
1907 conservatively correct.
1909 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1913 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1915 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
1917 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1919 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
1921 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
1923 * config.gcc: Adjust order of makefile fragments for mingw targets.
1925 2010-01-31 Richard Guenther <rguenther@suse.de>
1928 * gimplify.c (gimplify_init_constructor): For volatile LHS
1929 initialize a temporary.
1931 2010-01-31 Matthias Klose <doko@ubuntu.com>
1933 * configure.ac: Fix __stack_chk_fail check for cross builds configured
1935 * configure: Regenerate.
1937 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
1939 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1940 the same alias set and their sizes different constantness.
1941 (aliasing_component_refs_p): Revert 2009-10-24 change.
1943 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1945 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
1948 2010-01-29 Richard Guenther <rguenther@suse.de>
1950 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
1951 Assert we successfully updated the call.
1953 2010-01-29 Jakub Jelinek <jakub@redhat.com>
1955 PR rtl-optimization/42889
1956 * df.h (df_set_bb_dirty_nonlr): New prototype.
1957 * df-core.c (df_set_bb_dirty_nonlr): New function.
1958 * df-scan.c (df_insn_rescan): Call it instead of
1959 df_set_bb_dirty for DEBUG_INSNs.
1961 2010-01-29 Richard Guenther <rguenther@suse.de>
1964 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
1965 quadratic behavior in most cases.
1967 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
1970 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
1971 in the call to gen_x86_movsicc_0_m1.
1973 2010-01-28 Richard Guenther <rguenther@suse.de>
1975 PR tree-optimization/42871
1976 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
1978 2010-01-28 Richard Guenther <rguenther@suse.de>
1980 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
1981 into call arguments.
1983 2010-01-28 Richard Guenther <rguenther@suse.de>
1986 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
1987 the forwarder if the destination is an EH landing pad.
1989 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
1991 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
1992 block list passed to gimple_duplicate_sese_tail.
1993 (parallelize_loops): Avoid parallelization when the function
1995 Avoid parallelization when the preheader is IRREDUCIBLE.
1996 Try to optimize when estimated_loop_iterations_int is unresolved.
1997 Add the loop's location to the dump file.
1998 * tree-cfg.c (add_phi_args_after_redirect): Remove.
1999 (gimple_duplicate_sese_tail): Remove the check for the latch.
2000 Redirect nexits to the exit block.
2001 Remove handling of the incoming edges to the latch.
2002 Redirect the backedge from the copied latch to the exit bb.
2004 2010-01-28 Michael Matz <matz@suse.de>
2007 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
2008 Wrap force_reg into a sequence, emit it before user.
2010 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
2012 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
2014 (arm_legacy_rev): Likewise.
2015 (thumb_legacy_rev): Likewise.
2017 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2019 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
2020 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
2021 on MEM's address failed, try avoid_constant_pool_reference and
2022 recurse if it returned something different.
2023 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
2024 address, try avoid_constant_pool_reference and recurse if it
2025 returned something different.
2026 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
2027 address and avoid_constant_pool_reference returned something
2028 different, don't set have_address.
2030 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
2033 * var-tracking.c (val_store): Add modified argument, obey it.
2035 (count_uses): Move down logging of main.
2036 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
2037 don't need resolution.
2038 (emit_notes_in_bb): Likewise.
2040 2010-01-27 Richard Guenther <rguenther@suse.de>
2043 * tree-inline.c (remap_decl): Delay remapping of SSA name
2044 default definitions until we need them.
2046 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2048 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2049 (rs6000_delegitimize_address): New function.
2051 * config/s390/s390.c (s390_delegitimize_address): Call
2052 delegitimize_mem_from_attrs.
2055 * tree-inline.c (cannot_copy_type_1): Removed.
2056 (copy_forbidden): Don't forbid copying of functions containing
2057 records/unions with variable length fields.
2059 2010-01-27 Christian Bruel <christian.bruel@st.com>
2063 * config/sh/sh.c (find_barrier): Increase length for non delayed
2064 conditional branches.
2066 2010-01-27 Matthias Klose <doko@ubuntu.com>
2068 * configure.ac (gnu-unique-object): Fix ldd version check.
2069 * configure: Regenerate.
2071 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2073 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
2075 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
2076 Test for HAVE_GNU_AS value.
2078 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2080 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
2081 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
2082 INT64_TYPE): Define.
2083 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
2084 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2085 INT_LEAST64_TYPE): Define.
2086 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
2087 UINT_LEAST64_TYPE): Define.
2088 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
2089 INT_FAST64_TYPE): Define.
2090 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2091 UINT_FAST64_TYPE): Define.
2092 (INTMAX_TYPE, UINTMAX_TYPE): Define.
2093 (INTPTR_TYPE, UINTPTR_TYPE): Define.
2094 (SIG_ATOMIC_TYPE): Define.
2096 2010-01-26 Richard Guenther <rguenther@suse.de>
2098 * df-scan.c (df_scan_set_bb_info): Remove assert.
2099 (df_insn_rescan_debug_internal): Merge asserts.
2100 (df_install_ref): Likewise.
2101 (df_mark_reg): Use bitmap_set_range.
2102 (df_hard_reg_used_p): Remove assert.
2103 (df_hard_reg_used_count): Likewise.
2105 2010-01-26 Richard Guenther <rguenther@suse.de>
2107 PR rtl-optimization/42685
2108 * web.c (web_main): Ignore DEBUG_INSNs.
2110 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
2112 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
2114 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
2115 Fix types of fndecl and arglist parameters.
2117 2010-01-26 Richard Guenther <rguenther@suse.de>
2120 * tree-eh.c (unsplit_eh): Skip debug insns.
2122 2010-01-26 Richard Guenther <rguenther@suse.de>
2124 PR tree-optimization/42250
2125 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
2127 2010-01-26 Jakub Jelinek <jakub@redhat.com>
2130 * omp-low.c (expand_omp_sections): Only use single_pred if
2131 l2_bb is single_pred_p.
2133 2010-01-25 Christian Bruel <christian.bruel@st.com>
2136 * config/sh/sh.c (find_barrier): Increase length for non delayed
2137 conditional branches.
2138 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
2140 2010-01-24 David S. Miller <davem@davemloft.net>
2142 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
2143 define if not using GAS.
2144 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2145 Likewise. Delete SECTION_MERGE code, which is only applicable
2148 2010-01-24 Mark Mitchell <mark@codesourcery.com>
2151 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
2152 mangling of va_list in system headers.
2154 2010-01-23 Toon Moene <toon@moene.org>
2156 * tree-predcom.c (combine_chains): Return NULL, not false.
2158 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
2160 * tree-loop-distribution.c (distribute_loop): Fix declaration and
2161 initialization of variable res to agree with return type.
2163 2010-01-22 Steve Ellcey <sje@cup.hp.com>
2165 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
2166 * tree-sra.c: Add include of expr.h.
2168 2010-01-22 Jakub Jelinek <jakub@redhat.com>
2170 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
2171 insert the debug stmt on the single non-EH edge from the stmt.
2173 2010-01-22 Richard Henderson <rth@redhat.com>
2176 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
2177 the RHS until after generate_subtree_copies has insertted its
2178 code before the current statement.
2180 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
2182 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
2184 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
2186 2010-01-21 Martin Jambor <mjambor@suse.cz>
2188 PR tree-optimization/42585
2189 * tree-sra.c (struct access): New field grp_total_scalarization.
2190 (dump_access): Dump the new field.
2191 (should_scalarize_away_bitmap): New variable.
2192 (cannot_scalarize_away_bitmap): Likewise.
2193 (sra_initialize): Allocate new bitmaps.
2194 (sra_deinitialize): Free new bitmaps.
2195 (create_access_1): New function.
2196 (create_access): Parts moved to create_access_1.
2197 (type_consists_of_records_p): New function.
2198 (completely_scalarize_record): Likewise.
2199 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
2200 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
2201 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
2203 (analyze_all_variable_accesses): Completely scalarize small eligible
2206 2010-01-21 Martin Jambor <mjambor@suse.cz>
2208 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
2210 2010-01-21 Andrew Haley <aph@redhat.com>
2212 * gcc.c (process_command): Move lang_specific_driver before
2213 setting cc_libexec_prefix.
2215 2010-01-21 Richard Guenther <rguenther@suse.de>
2218 * fold-const.c (negate_expr_p): Pretend only negative
2219 real constants are easily negatable.
2221 2010-01-20 Janis Johnson <janis187@us.ibm.com>
2222 Jason Merrill <jason@redhat.com>
2224 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
2225 (TYPE_TRANSPARENT_AGGR): this, for union and record.
2226 * calls.c (initialize argument_information): Handle it.
2227 * c-common.c (handle_transparent_union_attribute): Use new name.
2228 * c-decl.c (finish_struct): Ditto.
2229 * c-typeck.c (type_lists_compatible_p): Ditto.
2230 (convert_for_assignment): Use new name and also handle record.
2231 * function.c (aggregate_value_p): Handle it.
2232 (pass_by_reference): Ditto.
2233 (assign_parm_data_types): Ditto.
2234 * print-tree.c (print_node): Ditto.
2235 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
2236 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
2237 * tree.c (first_field): New fn.
2239 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
2242 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
2243 even when linking statically, for now.
2245 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2248 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
2249 without a cselib val.
2250 (count_uses): Accept MO_VAL_SET with no val on stores.
2251 (add_stores): Likewise.
2253 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2255 * var-tracking.c (check_value_val): Add a compile time assertion.
2256 (dv_is_decl_p): Simplify.
2257 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
2258 gcc_assert if ENABLE_CHECKING.
2260 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2263 * var-tracking.c: Include tree-flow.h.
2264 (mem_dies_at_call): New.
2265 (dataflow_set_preserve_mem_locs): Use it.
2266 (dataflow_set_remove_mem_locs): Likewise.
2267 (dump_var): Renamed from dump_variable. Adjust all callers.
2268 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
2269 * Makefile.in (var-tracking.o): Adjust deps.
2271 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
2273 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
2275 2010-01-20 Richard Guenther <rguenther@suse.de>
2277 PR tree-optimization/42717
2278 * tree-ssa-dce.c (get_live_post_dom): Remove.
2279 (forward_edge_to_pdom): Take an arbitrary edge to copy
2280 degenerate PHI args from.
2281 (remove_dead_stmt): Use the first post-dominator even if it
2282 does not contain live statements as redirection destination.
2284 2010-01-20 Richard Guenther <rguenther@suse.de>
2286 * tree-inline.c (estimate_num_insns): Handle EH builtins.
2288 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2290 * sel-sched.c (create_speculation_check): Remove set but not used
2292 (try_transformation_cache): Remove set but not used variable ds.
2293 (calculate_privileged_insns): Remove set but not used variables
2294 cur_insn and min_spec_insn.
2295 (find_best_expr): Remove set but not used variable avail_n.
2296 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
2298 * cgraphunit.c (assemble_thunk): Remove set but not used variable
2300 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
2301 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
2304 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
2307 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
2308 cpu types. Add support for *-sse3 cpu types.
2309 (x86_64-*-*): Ditto.
2311 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2314 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
2315 argument, call initializer_constant_valid_p_1 instead of
2316 initializer_constant_valid_p, pass CACHE to it, return NULL
2317 immediately if first call returns NULL.
2318 (initializer_constant_valid_p_1): New function.
2319 (initializer_constant_valid_p): Use it.
2321 2010-01-20 Thomas Quinot <quinot@adacore.com>
2323 * tree.def (PLACEHOLDER_EXPR): Fix comment.
2325 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2327 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
2328 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
2329 (loc_list_from_tree): Don't handle unsigned division. Handle
2330 signed modulo using DW_OP_{over,over,div,mul,minus}.
2331 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
2332 modulo instead of signed.
2334 2010-01-20 DJ Delorie <dj@redhat.com>
2336 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
2338 (h8300_emit_stack_adjustment): Propogate it.
2340 (h8300_expand_prologue): Likewise.
2341 (h8300_expand_epilogue): Likewise.
2343 2010-01-19 Michael Matz <matz@suse.de>
2345 PR tree-optimization/41783
2346 * tree-data-ref.c (toplevel): Include flags.h.
2347 (dump_data_dependence_relation): Also dump the inputs if the
2348 result will be unknown.
2349 (split_constant_offset_1): Look through some conversions.
2350 * tree-predcom.c (determine_roots_comp): Restart a new chain if
2351 the offset from last element is too large.
2352 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
2353 (reassociate_to_the_same_stmt): Handle vector registers.
2354 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
2356 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
2357 wide_prolog_niters argument, emit widening instructions.
2358 (vect_do_peeling_for_alignment): Adjust caller, use widened
2359 variant of the iteration cound.
2360 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
2362 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2365 * config/arm/neon-testgen.m (emit_automatics): New parameter
2366 features. Adjust for Fixed_return_reg feature.
2367 (test_intrinsic): Call emit_automatics with new feature.
2368 * config/arm/neon.ml: Update copyright years.
2369 (features): New Fixed_return_reg feature.
2370 (ops): Update feature for Vget_low.
2372 2010-01-19 Jakub Jelinek <jakub@redhat.com>
2374 PR tree-optimization/42719
2375 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
2379 * fwprop.c (all_uses_available_at): Return false if def_set dest
2380 is a REG that is used in def_insn.
2382 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
2384 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
2386 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
2389 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
2391 * target.h (struct gcc_target) <secondary_reload>: Change type
2392 of last argument to secondary_reload_info *.
2394 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
2397 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
2398 memory references with unaligned offsets. Remove CQImode handling.
2399 (unaligned_memory_operand): Return 1 for memory references with
2400 unaligned offsets. Remove CQImode handling.
2402 2010-01-18 Richard Guenther <rguenther@suse.de>
2405 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
2408 2010-01-18 Richard Guenther <rguenther@suse.de>
2410 PR tree-optimization/42781
2411 * tree-ssa-structalias.c (find_what_var_points_to): Skip
2412 restrict processing only if the original variable was artificial.
2414 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
2416 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
2417 find number of popped argument bytes.
2419 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
2420 Fix the text that describes the return value for invalid insns.
2422 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
2424 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
2425 Clarify what 'cost of the -dependence' is. Fix quoting.
2427 * toplev.c (default_get_pch_validity): Rename argument to "sz".
2428 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
2430 2010-01-17 Jakub Jelinek <jakub@redhat.com>
2432 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2433 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
2435 2010-01-17 Richard Guenther <rguenther@suse.de>
2438 * function.c (split_complex_args): Take a VEC to modify.
2439 (assign_parms_augmented_arg_list): Build a VEC instead of
2440 a chain of PARM_DECLs.
2441 (assign_parms_unsplit_complex): Take a VEC of arguments.
2442 Do not fixup unmodified parms.
2443 (assign_parms): Deal with the VEC.
2444 (gimplify_parameters): Likewise.
2446 2010-01-17 Richard Guenther <rguenther@suse.de>
2448 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
2449 node existence check.
2450 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
2451 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
2452 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
2453 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
2454 (gimple_execute_on_growing_pred): Likewise.
2456 2010-01-17 Richard Guenther <rguenther@suse.de>
2458 PR tree-optimization/42773
2459 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
2460 (compute_antic_aux): Likewise.
2461 (compute_partial_antic_aux): Likewise.
2463 2010-01-17 Jie Zhang <jie.zhang@analog.com>
2466 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
2469 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
2471 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
2474 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
2475 Fix markup for strict argument.
2477 (TARGET_SCHED_REORDER2): Fix argument types.
2479 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
2480 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
2482 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
2483 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
2485 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
2488 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
2489 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
2490 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
2491 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
2492 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
2494 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
2496 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
2498 (TARGET_ASM_RELOC_RW_MASK): Add return type.
2499 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
2501 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
2503 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
2506 (TARGET_ASM_NAMED_SECTION): Fix argument list.
2508 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
2509 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
2511 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
2513 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
2515 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
2516 referring to it. Fix language.
2518 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
2520 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
2522 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
2524 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
2526 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
2527 '@var{stream}. Remove stray 'and'.
2529 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
2531 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
2533 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
2535 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
2536 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
2538 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
2539 Fix description of return value.
2540 Rename argument "sz" to "len."
2542 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
2543 Clarify meaning of 'true' return value.
2545 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
2547 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
2548 rep_mode versus mode_rep.
2550 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
2552 (TARGET_BUILTIN_DECL): Fix name.
2554 (TARGET_COMMUTATIVE_P): Fix type of first argument.
2556 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
2558 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
2560 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
2562 (TARGET_RELAXED_ORDERING): Use @deftypevr.
2564 (TARGET_GET_DRAP_RTX): Note that this is a hook.
2567 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
2568 Rename argument tm_fn to md_fn.
2570 (TARGET_OPTION_PRINT): Fix argument list.
2572 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
2575 * config/i386/i386.c (ix86_fixup_binary_operands):
2576 Revert FMA4 fixup of operands.
2578 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2581 * Makefile.in (write_entries_to_file, install-plugin):
2582 Use \012 instead of \n with tr.
2584 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
2586 * configure.ac (HAVE_AS_REF): New C macro.
2587 * configure: Regenerate.
2588 * config.in: Likewise.
2589 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
2591 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
2594 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
2596 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
2598 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
2600 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
2602 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
2604 (TARGET_IN_SMALL_DATA_P): Fix argument type.
2606 (TARGET_BINDS_LOCAL_P): Fix argument type.
2608 (TARGET_ASM_FILE_END): Use prototype.
2610 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
2612 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
2614 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
2616 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
2618 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
2619 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
2621 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
2622 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
2624 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
2625 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
2626 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
2627 (TARGET_ADDR_SPACE_CONVERT): Likewise.
2629 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
2631 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
2633 (TARGET_INIT_BUILTINS): Use prototype.
2635 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
2636 Put 'const char *' in braces. Fix parameter types.
2637 (TARGET_INVALID_CONVERSION): Fix parameter types.
2638 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
2639 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
2641 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
2644 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
2646 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
2648 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
2650 * doc/tm.texi (TARGET_HELP): Fix return type.
2652 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
2653 in braces. Fix argument types.
2655 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
2657 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
2659 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
2661 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
2662 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
2664 (TARGET_MANGLE_TYPE): Fix argument types.
2666 (TARGET_IRA_COVER_CLASSES): Use prototype.
2668 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
2670 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
2672 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
2674 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
2676 (TARGET_CALLEE_COPIES): Fix argument types.
2678 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
2680 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
2682 (TARGET_FUNCTION_VALUE): Fix argument types.
2684 (TARGET_RETURN_IN_MSB): Fix argument type.
2686 (TARGET_RETURN_IN_MEMORY): Fix argument types.
2688 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
2690 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
2692 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
2693 agree with return type.
2695 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
2697 2010-01-15 Jing Yu <jingyu@google.com>
2699 PR rtl-optimization/42691
2700 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
2701 a pseudo to a constant and are merged, and adjust comments.
2703 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
2705 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
2707 2010-01-15 Richard Guenther <rguenther@suse.de>
2710 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
2711 labels of computed or non-local gotos to the destination.
2712 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
2713 landing pad label is the first label.
2715 2010-01-15 Richard Guenther <rguenther@suse.de>
2717 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
2719 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2722 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
2723 to allow generation of the xssqrtdp instruction on power7.
2724 (sqrtdf2_fpr): Ditto.
2726 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2729 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
2730 functions with noreturn attribute.
2733 * varasm.c (declare_weak): Add weak attribute to decl if it
2734 doesn't have one already.
2735 (assemble_external): Only add decls to weak_decls if they also
2736 have weak attribute.
2738 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
2740 * var-tracking.c (var_reg_delete): Don't delete the association
2741 between REGs and values or one-part variables if the register
2744 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2747 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
2748 because its first operand is a non-localized variable.
2750 2010-01-14 Martin Jambor <mjambor@suse.cz>
2752 PR tree-optimization/42706
2753 * tree-sra.c (encountered_recursive_call): New variable.
2754 (encountered_unchangable_recursive_call): Likewise.
2755 (sra_initialize): Initialize both new variables.
2756 (callsite_has_enough_arguments_p): New function.
2757 (scan_function): Call decl and flags check only for IPA-SRA, check
2758 whether there is a recursive call and whether it has enough arguments.
2759 (all_callers_have_enough_arguments_p): New function.
2760 (convert_callers): Look for recursive calls only when
2761 encountered_recursive_call is set.
2762 (ipa_early_sra): Bail out either if
2763 !all_callers_have_enough_arguments_p or
2764 encountered_unchangable_recursive_call.
2766 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2768 * sel-sched.c: Add 2010 to copyright years.
2769 * sel-sched-ir.c: Likewise.
2770 * sel-sched-ir.h: Likewise.
2772 2010-01-14 Martin Jambor <mjambor@suse.cz>
2774 PR tree-optimization/42714
2775 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
2776 constructors specially.
2778 2010-01-14 Andi Kleen <ak@linux.intel.com>
2780 * config/i386/drivers-i386.c (detect_caches_intel):
2781 Add l2sizekb parameter and fill in.
2782 (host_detect_local_cpu): Add l2sizekb, fill in.
2783 Add Atom small cache heuristic.
2785 2010-01-14 Andi Kleen <ak@linux.intel.com>
2787 * config/i386/drivers-i386.c (detect_caches_cpuid4):
2788 Add level3 parameter and fill in.
2789 (detect_caches_intel): Handle level3 cache.
2791 2010-01-14 Andi Kleen <ak@linux.intel.com>
2793 * config/i386/drivers-i386.c (host_detect_local_cpu):
2794 Fix core duo detection.
2796 2010-01-14 Andi Kleen <ak@linux.intel.com>
2798 * config/i386/drivers-i386.c (host_detect_local_cpu):
2801 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2803 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
2804 (rs6000_variable_issue_1): this. Use...
2805 (rs6000_variable_issue): here. Reimplement. Print debug info.
2807 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2809 * sel-sched-ir.c (sel_restore_other_notes): Rename to
2810 sel_restore_notes. Update all callers. Call reemit_notes
2813 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2815 PR rtl-optimization/42246
2816 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
2819 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2821 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
2822 all successors is the same as number of successors in current region.
2824 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2826 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
2827 to rename is not separable. Otherwise check that its LHS is not NULL.
2829 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2831 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
2833 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2835 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
2836 available registers when failed to discover LHS register class.
2837 Fix indentation. Update comment.
2839 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2840 Alexander Monakov <amonakov@ispras.ru>
2842 PR rtl-optimization/42389
2843 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
2845 (advance_state_on_fence): Likewise.
2846 (sel_target_adjust_priority): Print debug output only when
2847 sched_verbose >= 4, not 2.
2848 (get_expr_cost): Do not issue all unique insns on the next cycle.
2849 (fill_insns): Initialize can_issue_more from the value saved
2851 * sel-sched-ir.c (flist_add): New parameter issue_more.
2852 Init FENCE_ISSUE_MORE with it.
2853 (merge_fences): Likewise.
2854 (init_fences): Update call to flist_add.
2855 (add_to_fences, add_clean_fence_to_fences)
2856 (add_dirty_fence_to_fences): Likewise.
2857 (move_fence_to_fences): Update call to merge_fences.
2858 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
2860 * sel-sched-ir.h (struct _fence): New field issue_more.
2861 (FENCE_ISSUE_MORE): New accessor macro.
2863 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2865 PR rtl-optimization/42388
2866 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
2867 that have no predecessors nor successors. Do not call move_bb_info
2868 for empty blocks outside of current region.
2870 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2872 PR rtl-optimization/42294
2873 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
2874 * sel-sched.c (move_exprs_to_boundary): Transitively add all
2875 originators' originators.
2877 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2879 PR rtl-optimization/39453
2880 PR rtl-optimization/42246
2881 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
2883 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
2885 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2886 Alexander Monakov <amonakov@ispras.ru>
2889 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
2890 (maybe_tidy_empty_bb): ... here. Make static. Add new
2891 argument. Update all callers.
2892 (tidy_control_flow): ... and here. Recompute topological order
2893 of basic blocks in region if necessary.
2894 (sel_redirect_edge_and_branch): Change return type. Return true
2895 if topological order might have been invalidated.
2896 (purge_empty_blocks): Export and move from...
2897 * sel-sched.c (purge_empty_blocks): ... here.
2898 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
2899 (maybe_tidy_empty_bb): Delete prototype.
2900 (purge_empty_blocks): Declare.
2902 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2904 PR rtl-optimization/42249
2905 * sel-sched.c (try_replace_dest_reg): When chosen register
2906 and original register is the same, do not bail out early, but
2907 still check all original insns for validity of replacing destination
2908 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
2911 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2914 Port from no-undefined-overflow branch:
2915 2009-03-09 Richard Guenther <rguenther@suse.de>
2917 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
2919 2010-01-14 Richard Guenther <rguenther@suse.de>
2922 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
2924 2010-01-14 Ira Rosen <irar@il.ibm.com>
2926 PR tree-optimization/42709
2927 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
2928 as scalar type in creation of constant vector operand.
2930 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2933 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
2934 (check-parallel-%): Match `testsuite' directory component only
2937 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
2939 PR translation/39521
2940 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
2943 2010-01-13 Richard Guenther <rguenther@suse.de>
2945 PR tree-optimization/42730
2946 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
2949 2010-01-13 Steve Ellcey <sje@cup.hp.com>
2952 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
2953 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
2956 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
2958 * config/bfin/libgcc-bfin.ver: Regenerate based on current
2959 libgcc-std.ver. Add entries for ___smulsi3_highpart and
2960 ___umulsi3_highpart.
2962 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
2963 rather than schedule_insns if the pass is enabled.
2965 2010-01-13 Martin Jambor <mjambor@suse.cz>
2967 PR tree-optimization/42704
2968 * tree-sra.c (sra_modify_assign): Do not delete assignments to
2971 2010-01-13 Martin Jambor <mjambor@suse.cz>
2973 PR tree-optimization/42703
2974 * tree-sra.c (analyze_access_subtree): Check that we can build a
2975 reference to the original data within the aggregate.
2977 2010-01-13 Richard Guenther <rguenther@suse.de>
2979 PR tree-optimization/42705
2980 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
2982 2010-01-13 Richard Guenther <rguenther@suse.de>
2985 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
2987 2010-01-13 Jakub Jelinek <jakub@redhat.com>
2990 * var-tracking.c (values_to_unmark): New variable.
2991 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
2992 values_to_unmark vector. Moved body to...
2993 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
2994 instead queue it into values_to_unmark vector.
2995 (vt_find_locations): Free values_to_unmark vector.
2997 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
2999 * config/s390/s390.c (override_options): Set
3000 default of max-pending-list-length to 256
3002 2010-01-13 Richard Guenther <rguenther@suse.de>
3005 * tree-pass.h (PROP_gimple_lcx): New.
3006 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
3007 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
3008 before the final cleanup_eh.
3009 (dump_properties): Dump PROP_gimple_lcx.
3010 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
3011 (tree_lower_complex_O0): Remove.
3012 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
3013 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
3014 tree_lower_complex, schedule TODO_update_ssa.
3015 * lto-streamer-out.c (output_function): Stream the functions
3017 * lto-streamer-in.c (input_function): Likewise.
3018 (lto_read_body): Do not override them here.
3020 2010-01-12 Joseph Myers <joseph@codesourcery.com>
3023 * c-typeck.c (build_c_cast): Fold value cast to union type before
3024 wrapping it in a CONSTRUCTOR.
3026 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3028 PR rtl-optimization/42699
3029 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
3032 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3034 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3035 SUBTARGET_WARN_UNUSED_SPEC): Move ...
3036 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3037 SUBTARGET_WARN_UNUSED_SPEC): ... here
3038 * config/mips/iris5.h (LIBGCC_SPEC): Define.
3040 2010-01-12 Julian Brown <julian@codesourcery.com>
3042 * config/arm/neon-schedgen.ml (Utils): Don't try to
3043 open missing module.
3044 (find_with_result): New.
3046 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3049 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
3050 sharing when canonicalizing ({lt,ge}u (plus a b) b).
3052 PR tree-optimization/42645
3053 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
3054 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
3055 decl_map, set processing_debug_stmt to -1 and return name without
3058 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
3060 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
3061 binutils version, and reword target configuration description.
3063 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3065 * config/avr/avr.h (LINKER_NAME): Remove.
3067 2010-01-11 Janis Johnson <janis187@us.ibm.com>
3070 * config/rs6000/rs6000.c (rs6000_override_options): On targets
3071 that support VSX, warn for -mno-altivec if vsx is not disabled,
3074 2010-01-11 Joseph Myers <joseph@codesourcery.com>
3075 Shujing Zhao <pearly.zhao@oracle.com>
3077 PR translation/42469
3078 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
3079 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
3080 character between option name and help text.
3081 * c.opt (imultilib): Likewise.
3083 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
3085 * lto-streamer-out.c (output_unreferenced_globals): Output static
3088 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
3090 PR rtl-optimization/42621
3091 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
3092 optimizing for size.
3093 (duplicate_computed_gotos): Remove now-redundant check.
3095 2010-01-10 Steve Ellcey <sje@cup.hp.com>
3098 * configure.ac: Save and restore LDFLAGS and LIBS
3099 * configure: Regenerate.
3101 2010-01-10 Richard Guenther <rguenther@suse.de>
3104 * builtins.c (fold_builtin_strlen): Add type argument and
3105 convert the resulting length to it.
3106 (fold_builtin_1): Adjust.
3108 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3110 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
3111 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
3113 (num_insns_constant_wide): Adjust for that change.
3115 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3118 * web.c (union_defs): Add used argument, to combine uses of
3120 (entry_register): Adjust type and tests of used argument.
3121 (web_main): Widen used for new use. Pass it to union_defs.
3122 * df.h (union_defs): Adjust prototype.
3124 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3127 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
3128 uses in new incoming argument. Free body.
3129 (reset_debug_uses_in_loop): New.
3130 (analyze_insn_to_expand_var): Call the latter if the former found
3131 anything. Fix whitespace. Reject invalid dest overlaps before
3132 going through all insns in the loop.
3134 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3137 * haifa-sched.c (dying_use_p): Debug insns don't count.
3139 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3142 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
3143 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
3144 (verify_gimple_call): Reject LHS in noreturn calls.
3146 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3150 * tree-vect-loop-manip.c (adjust_info): New type.
3151 (adjust_vec): New pointer to vector.
3152 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
3153 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
3154 (slpeel_update_phis_for_duplicate_loop): Use them.
3155 (slpeel_update_phi_nodes_for_guard1): Likewise.
3156 (slpeel_update_phi_nodes_for_guard2): Likewise.
3157 (slpeel_tree_peel_loop_to_edge): Likewise.
3158 (vect_update_ivs_after_vectorizer): Likewise.
3160 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3162 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
3163 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3165 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3167 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
3168 bogus uninitialized warning.
3170 2010-01-09 Richard Guenther <rguenther@suse.de>
3173 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
3174 the evolution is compatible with the initial condition.
3176 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3178 * gcc.c (process_command): Update copyright notice dates.
3179 * gcov.c (print_version): Likewise.
3180 * gcov-dump.c (print_version): Likewise.
3181 * mips-tfile.c (main): Likewise.
3182 * mips-tdump.c (main): Likewise.
3184 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3187 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
3189 (rotlhi3_8): Delete.
3191 (rotlsi3_8): Delete.
3192 (rotlsi3_16): Delete.
3193 (rotlsi3_24): Delete.
3195 (*rotw<mode>3): New.
3196 (*rotb<mode>3): New.
3197 * config/avr/avr.c (avr_rotate_bytes): New function.
3198 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
3200 2010-01-08 Steve Ellcey <sje@cup.hp.com>
3203 * configure.ac: Modify -rdynamic check.
3204 * configure: Regenerate.
3206 2010-01-08 DJ Delorie <dj@redhat.com>
3208 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
3209 register popping order.
3211 2010-01-08 Richard Guenther <rguenther@suse.de>
3214 * c.opt (fsigned-char): Also let LTO handle this option.
3215 (funsigned-char): Likewise.
3217 2010-01-07 Richard Guenther <rguenther@suse.de>
3219 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
3220 (gimple_op): Likewise.
3221 (gimple_op_ptr): Likewise.
3222 (gimple_assign_set_lhs): Remove gcc_assert.
3223 (gimple_assign_set_rhs1): Likewise.
3224 (gimple_assign_set_rhs2): Likewise.
3225 (gimple_call_set_lhs): Likewise.
3226 (gimple_call_set_fn): Likewise.
3227 (gimple_call_set_fndecl): Likewise.
3228 (gimple_call_fndecl): Likewise.
3229 (gimple_call_return_type): Likewise.
3230 (gimple_call_set_chain): Likewise.
3231 (gimple_call_num_args): Likewise.
3232 (gimple_call_set_arg): Likewise.
3233 (gimple_cond_set_code): Likewise.
3234 (gimple_cond_set_lhs): Likewise.
3235 (gimple_cond_set_rhs): Likewise.
3236 (gimple_cond_set_true_label): Likewise.
3237 (gimple_cond_set_false_label): Likewise.
3238 (gimple_label_set_label): Likewise.
3239 (gimple_goto_set_dest): Likewise.
3240 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
3241 (gimple_debug_bind_get_value): Likewise.
3242 (gimple_debug_bind_get_value_ptr): Likewise.
3243 (gimple_debug_bind_set_var): Likewise.
3244 (gimple_debug_bind_set_value): Likewise.
3245 (gimple_debug_bind_reset_value): Likewise.
3246 (gimple_debug_bind_has_value_p): Likewise.
3247 (gimple_return_retval_ptr): Remove gcc_assert.
3248 (gimple_return_retval): Likewise.
3249 (gimple_return_set_retval): Likewise.
3250 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
3251 (safe_referenced_var_iterator): Remove.
3252 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
3253 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
3254 (fill_referenced_var_vec): Remove.
3255 (first_readonly_imm_use): Remove redundant gcc_assert.
3256 (phi_arg_index_from_use): Combine gcc_asserts.
3257 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
3258 (first_imm_use_stmt): Remove redundant gcc_assert.
3259 * tree-cfg.c (verify_gimple_call): Verify function and chain
3260 operands. Verify arguments.
3261 (verify_types_in_gimple_stmt): Verify condition code and labels.
3263 2010-01-07 Richard Guenther <rguenther@suse.de>
3265 PR tree-optimization/42641
3266 * sese.c (rename_map_elt_info): Use the SSA name version, do
3269 2010-01-07 Jakub Jelinek <jakub@redhat.com>
3271 PR tree-optimization/42625
3272 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
3273 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
3275 2010-01-07 Duncan Sands <baldrick@free.fr>
3277 * Makefile.in (PLUGIN_HEADERS): Add version.h.
3279 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
3282 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
3283 note itself is not function_invariant_p.
3285 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
3287 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
3288 Do not add the DF_NOTE problem.
3289 * store-motion.c (execute_rtl_store_motion): Likewise.
3291 2010-01-07 Martin Jambor <mjambor@suse.cz>
3293 PR tree-optimization/42157
3294 * tree-sra.c (compare_access_positions): Stabilize sort if both
3295 accesses have integer types, return zero immediately if they are the
3298 2010-01-06 Richard Henderson <rth@redhat.com>
3301 * haifa-sched.c (add_to_note_list): Merge into ...
3302 (concat_note_lists): ... here, and ...
3303 (unlink_other_notes, rm_other_notes): Merge into...
3304 (remove_notes): ... here. Create REG_SAVE_NOTEs for
3305 NOTE_INSN_EPILOGUE_BEG.
3307 2010-01-06 Richard Guenther <rguenther@suse.de>
3309 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
3310 not inline regular functions into always-inline functions.
3312 2010-01-06 Nick Clifton <nickc@redhat.com>
3314 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
3315 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
3317 (OVERRIDE_OPTIONS): Delete.
3318 (OPTIMIZATION_OPTIONS): Define.
3319 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
3320 * config/rx/rx.c (rx_handle_option): Issue an error message if
3321 -mcpu=rx200 and -fpu are used together.
3322 (rx_set_optimization_options): New function. Issue an error
3323 message if an optimization attribute attempts to reset the FPU/
3324 math optimization pairing.
3325 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
3326 * config/rx/rx.opt: Set the default to 32-bit doubles.
3327 * config/rx/t-rx: Add multilibs for -nofpu option.
3328 * doc/invoke.texi: Update documentation of RX options.
3330 2010-01-06 Richard Guenther <rguenther@suse.de>
3332 * tree-ssa-pre.c (name_to_id): New global.
3333 (alloc_expression_id): Simplify SSA name handling.
3334 (lookup_expression_id): Likewise.
3335 (init_pre): Zero name_to_id.
3336 (fini_pre): Free it.
3338 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
3340 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
3342 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
3345 * config/i386/sse.md (smaxv2di3): New.
3346 (umaxv2di3): Likewise.
3347 (sminv2di3): Likewise.
3348 (uminv2di3): Likewise.
3350 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
3353 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
3354 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
3355 (legitimize_tls_address): Likewise.
3356 (sparc_tls_referenced_p): Likewise.
3357 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
3358 and adjust calls to legitimize_pic_address.
3359 (legitimate_constant_p) Use sparc_tls_referenced_p.
3360 (legitimate_pic_operand_p): Likewise.
3361 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
3362 (sparc_tls_symbol_ref_1): Delete.
3363 (sparc_tls_referenced_p): Make static, recognize specific patterns.
3364 (legitimize_tls_address): Make static, handle CONST patterns.
3365 (legitimize_pic_address): Make static, remove unused parameter and
3366 adjust recursive calls.
3367 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
3368 and adjust call to legitimize_pic_address.
3369 (sparc_output_mi_thunk): Likewise.
3371 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
3372 H.J. Lu <hongjiu.lu@intel.com>
3375 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
3376 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
3377 operands to make them signed.
3380 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3383 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3384 GTU to GT for V4SI and V2DI.
3386 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3387 (umin<mode>3): Removed.
3389 (uminv4si3): Likewise.
3391 2010-01-05 Martin Jambor <mjambor@suse.cz>
3393 PR tree-optimization/42462
3394 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
3395 current_function_decl to helper functions and macros.
3397 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3400 * flags.h: Don't include real.h.
3401 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
3402 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
3403 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
3404 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
3405 * dominance.c: Update copyright.
3406 * gimple.c (walk_gimple_op): Remove inline.
3407 * tree-ssa-reassoc.c: Include real.h.
3408 * Makefile.in (FLAGS_H): Remove $(REAL_H).
3409 (tree-ssa-reassoc.o): Depend on $(REAL_H).
3411 2010-01-05 Nick Clifton <nickc@redhat.com>
3413 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
3414 register to push into the stack frame when the accumulator has to
3415 be saved during interrupts.
3417 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
3419 * doc/invoke.texi: Remove the documentation about option
3421 * common.opt (Wunreachable-code): Preserved for backward
3423 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
3424 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
3425 the backward compatibility flag section.
3427 2010-01-05 Richard Guenther <rguenther@suse.de>
3429 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
3431 2010-01-05 Jakub Jelinek <jakub@redhat.com>
3434 * cfgexpand.c (expand_one_var): Diagnose too large variables.
3436 PR tree-optimization/42508
3437 * tree-sra.c (convert_callers): Check for recursive call
3438 by comparing cgraph nodes instead of decls.
3439 (modify_function): Call ipa_modify_formal_parameters also
3440 on all same_body aliases.
3442 * cgraphunit.c (cgraph_materialize_all_clones): Compare
3443 cgraph nodes when checking for same_body aliases.
3445 2010-01-05 Richard Guenther <rguenther@suse.de>
3447 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
3448 allocation and lookup.
3449 (get_or_alloc_expr_for_constant): Likewise.
3450 (phi_translate): Sink allocation.
3452 2010-01-04 Richard Guenther <rguenther@suse.de>
3454 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
3455 a new entry only if needed.
3456 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
3457 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
3459 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
3461 (phi_translate): Handle CONSTANTs early.
3463 2010-01-04 Martin Jambor <mjambor@suse.cz>
3465 PR tree-optimization/42398
3466 * tree-sra.c (struct access): Removed flag grp_different_types.
3467 (dump_access): Do not dump the removed flag.
3468 (sort_and_splice_var_accesses): Do not set the removed flag.
3469 (sra_modify_expr): Check for type compatibility directly.
3471 2010-01-04 Martin Jambor <mjambor@suse.cz>
3473 PR tree-optimization/42366
3474 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
3475 edges with variable number of parameters.
3476 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
3477 flag instead of asserting it.
3478 (ipa_read_node_info): Read uses_analysis_done flag.
3480 2010-01-04 Richard Guenther <rguenther@suse.de>
3482 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
3483 iterative_hash_* as intended.
3484 (vn_reference_compute_hash): Likewise. Simplify hashing
3486 (vn_reference_lookup_2): Likewise.
3487 (vn_nary_op_compute_hash): Likewise.
3488 (vn_phi_compute_hash): Likewise.
3489 (expressions_equal_p): Remove strange code.
3490 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
3491 (pre_expr_hash): Likewise. Simplify hashing SSA names.
3492 (bitmap_insert_into_set_1): Take value-id as parameter.
3493 (add_to_value): Pass it.
3494 (bitmap_insert_into_set): Likewise.
3495 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
3497 2010-01-04 Jakub Jelinek <jakub@redhat.com>
3500 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
3501 (do_self_spec): For switches with SWITCH_IGNORE set set also
3502 SWITCH_IGNORE_PERMANENTLY.
3503 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
3506 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
3508 * lto-streamer-out.c (output_unreferenced_globals): Output the full
3509 tree of an unreferenced global var.
3511 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3514 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3515 GTU to GT for V4SI and V2DI.
3517 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3518 (umin<mode>3): Removed.
3520 (uminv4si3): Likewise.
3522 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3525 * collect2.c (main): Turn on trace in collect2 if -v is passed
3528 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
3530 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
3531 description of expression operand.
3533 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
3535 * configure.ac: Add install-html to target_list for Make-hooks.
3536 * configure: Regenerate.
3537 * fortran/Make-lang.in (F95_HTMLFILES): New.
3538 (fortran.html): Use it.
3539 (fortran.install-html): New.
3540 * Makefile.in (install-html): Add lang.install-html.
3541 * java/Make-lang.in (JAVA_HTMLFILES): New.
3542 (java.html): Use it.
3543 (java.install-html): New.
3544 * objc/Make-lang.in (objc.install-html): New.
3545 * objcp/Make-lang.in (obj-c++.install-html): New.
3546 * cp/Make-lang.in (c++.install-html): New.
3547 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
3548 * lto/Make-lang.in (lto.install-html): New.
3550 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
3553 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
3555 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
3557 PR rtl-optimization/41862
3558 * store-motion.c (store_killed_in_insn, compute_store_table,
3559 remove_reachable_equiv_notes, replace_store_insn,
3560 build_store_vectors): Ignore all DEBUG_INSNs.
3562 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
3565 * common.opt: Add dumpdir.
3567 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
3569 (option_map): Add --dumpdir.
3571 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
3573 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
3575 * opts.c (decode_options): Try dump_dir_name first if
3576 dump_base_name isn't an absolute path.
3577 (common_handle_option): Handle OPT_dumpdir.
3579 * toplev.c (dump_dir_name): New.
3580 (print_switch_values): Also ignore -dumpdir.
3582 * toplev.h (dump_dir_name): New.
3584 2010-01-03 Richard Guenther <rguenther@suse.de>
3586 PR tree-optimization/42589
3587 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
3588 double-word expansion of bswap32.
3590 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
3592 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
3593 with BLOCK_FOR_INSN.
3594 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
3595 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
3596 noce_process_if_block): Likewise.
3597 * gcse.c (compute_local_properties, insert_expr_in_table,
3598 insert_set_in_table, canon_list_insert, find_avail_set,
3599 pre_insert_copy_insn): Likewise.
3601 * basic-block.h (BLOCK_NUM): Move from here...
3602 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
3604 2010-01-03 Richard Guenther <rguenther@suse.de>
3606 PR tree-optimization/42438
3607 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
3608 contains_may_not_return_call flag.
3609 (BB_MAY_NOTRETURN): New.
3610 (valid_in_sets): Trapping nary operations are not valid
3611 in blocks that may not return.
3612 (insert_into_preds_of_block): Remove check for trapping expressions.
3613 (compute_avail): Compute also BB_MAY_NOTRETURN.
3615 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
3617 * doc/invoke.texi: Add 2010 to copyright years.
3619 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
3621 * config/sparc/sparc.c: Fix formatting nits.
3623 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
3624 Alexander Monakov <amonakov@ispras.ru>
3626 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
3628 2010-01-02 Richard Guenther <rguenther@suse.de>
3631 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
3632 (simplify_switch_using_ranges): Mark to be removed edges
3635 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3637 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3639 * collect2.c (scan_libraries): Add missing argument in call to
3642 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
3645 * config/alpha/predicates.md (aligned_memory_operand): Return false
3647 (unaligned_memory_operand): Return true for CQImode.
3648 * config/alpha/alpha.c (get_aligned_mem): Assert that location
3649 doesn not cross aligned SImode word boundary.
3651 2010-01-02 Anatoly Sokolov <aesok@post.ru>
3653 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
3655 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
3656 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
3658 2010-01-02 Richard Guenther <rguenther@suse.de>
3661 * toplev.c (compile_file): Emit LTO marker properly. Change
3663 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
3665 2010-01-01 Richard Guenther <rguenther@suse.de>
3668 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
3670 2010-01-01 Richard Guenther <rguenther@suse.de>
3673 * c-decl.c (grokdeclarator): For zero-size arrays force
3674 structural equality checks as layout_type does.
3676 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
3678 * builtins.c: Update copyright to 2010.
3680 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
3683 * lto-streamer-out.c (produce_asm): Revert the last change.
3684 (copy_function): Likewise.
3686 * lto-streamer.c (lto_get_section_name): Skip any leading
3689 2010-01-01 Richard Guenther <rguenther@suse.de>
3692 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
3696 Copyright (C) 2010 Free Software Foundation, Inc.
3698 Copying and distribution of this file, with or without modification,
3699 are permitted in any medium without royalty provided the copyright
3700 notice and this notice are preserved.