1 2010-03-15 Richard Guenther <rguenther@suse.de>
3 PR tree-optimization/43317
4 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
6 2010-03-15 Martin Jambor <mjambor@suse.cz>
8 PR tree-optimization/43141
9 * tree-sra.c (create_abstract_origin): New function.
10 (modify_function): Call create_abstract_origin.
12 2010-03-15 Chris Demetriou <cgd@google.com>
14 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
17 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
20 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
21 call insert_out_of_ssa_copy for default definitions.
23 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
25 * graphite-clast-to-gimple.c (my_long_long): Defined.
26 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
27 * graphite-sese-to-poly.c (my_long_long): Defined.
28 (scop_ivs_can_be_represented): Use it.
30 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
32 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
33 graphite-max-bbs-per-function, and loop-block-tile-size.
34 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
36 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
38 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
40 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
42 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
43 (add_upper_bounds_from_estimated_nit): New.
44 (build_loop_iteration_domains): Use it.
46 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
48 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
50 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
53 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
54 should be an INTEGER_CST. Also handle CASE_CONVERT.
56 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
58 * graphite.c (graphite_initialize): To bound the number of bbs per
59 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
60 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
61 * doc/invoke.texi: Document it.
63 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
65 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
66 * graphite-sese-to-poly.h (build_poly_scop): Same.
68 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
70 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
71 the number of parameters in the scop. Use as an upper bound
72 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
73 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
74 * doc/invoke.texi: Document it.
76 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
78 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
79 * doc/c-tree.texi: Remove.
80 * doc/generic.texi: Merge c-tree.texi here.
81 * doc/gccint.texi (Trees): Remove menu entry.
82 (c-tree.texi): Remove @include.
83 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
84 * doc/languages.texi (Reading RTL): Ditto.
86 2010-03-12 Steve Ellcey <sje@cup.hp.com>
89 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
91 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
94 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
95 code added to work around reload clobbering CONST insns.
97 2010-03-12 Jakub Jelinek <jakub@redhat.com>
99 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
100 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
101 (cselib_preserve_only_values): Remove retain argument, don't
102 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
103 * cselib.h (cselib_preserve_only_values): Remove retain argument.
104 * var-tracking.c (micro_operation): Move insn field before union.
105 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
106 (struct variable_tracking_info_def): Remove n_mos field, change
107 mos into a vector of micro_operations.
108 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
109 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
110 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
111 changing into a vector.
112 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
113 come before all other uops generated by add_stores.
114 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
116 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
117 a vector. Run just one pass over the bbs instead of separate counting
118 and computation phase.
119 (vt_finalize): Free VTI (bb)->mos vector instead of array.
122 * tree-inline.c (remap_decls): Put old_var rather than origin_var
123 into *nonlocalized_list vector.
124 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
125 even if origin is non-NULL.
126 (gen_variable_die): Likewise.
127 (process_scope_var): Don't change origin.
128 (gen_decl_die): Likewise.
129 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
130 before adding new edges instead of after it, fix moving over
133 2010-03-11 David S. Miller <davem@davemloft.net>
135 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
137 * configure: Rebuild.
139 2010-03-11 Martin Jambor <mjambor@suse.cz>
141 PR tree-optimization/43257
142 * tree.c (assign_assembler_name_if_neeeded): New function.
143 (free_lang_data_in_cgraph): Assembler name assignment moved to the
145 * tree.h (assign_assembler_name_if_neeeded): Declare.
146 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
147 the function if needed.
149 2010-03-11 Chris Demetriou <cgd@google.com>
151 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
152 include/stdint-gcc.h, and include/stdint.h world-readable.
154 2010-03-11 Richard Guenther <rguenther@suse.de>
156 PR tree-optimization/43255
157 * tree-vrp.c (process_assert_insertions_for): Do not insert
158 asserts for trivial conditions.
160 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
162 PR tree-optimization/43280
163 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
164 generation. Move calculation of size out of the if branch.
165 (find_bswap): Modify compare number generation.
167 2010-03-11 Richard Guenther <rguenther@suse.de>
170 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
171 (input_gimple_stmt): Fixup handled component types during
172 operand read. Also fix up decls in ADDR_EXPRs.
174 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
176 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
177 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
179 2010-03-10 Jan Hubicka <jh@suse.cz>
182 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
183 * varasm.c (get_variable_section): Don't do that here...
184 (make_decl_rtl): ... and here.
185 (do_assemble_alias): Produce decl RTL.
186 (assemble_alias): Likewise.
188 2010-03-10 Jakub Jelinek <jakub@redhat.com>
191 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
192 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
194 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
195 (based_loc_descr): Only express drap or vdrap regno based expressions
196 using DW_OP_fbreg when not optimizing.
197 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
198 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
199 REG_CFA_SET_VDRAP note.
201 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
203 PR tree-optimization/43236
204 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
205 error in calculation of base address in reverse iteration case.
206 (generate_builtin): Take number of latch executions if the statement
209 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
212 * tree-eh.c: Include pointer-set.h.
213 (lower_eh_dispatch): Filter out duplicate case labels and
214 remove the unneeded edge when the label is unused. Return
215 true when some edges are removed.
216 (execute_lower_eh_dispatch): When any lowering resulted in
217 removing an edge, also delete unreachable blocks.
219 2010-03-10 Jakub Jelinek <jakub@redhat.com>
222 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
223 UNSPEC_MACHOPIC_OFFSET.
225 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
228 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
229 (m68k_delegitimize_address): New function.
231 2010-03-09 Jakub Jelinek <jakub@redhat.com>
234 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
237 * var-tracking.c (adjust_sets): New function.
238 (count_with_sets, add_with_sets): Use it.
239 (get_adjusted_src): New inline function.
240 (add_stores): Use it.
243 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
244 call cselib_dummy_expand_value_rtx_cb instead of
245 cselib_expand_value_rtx_cb.
248 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
249 * config/i386/i386.c: Include debug.h and dwarf2out.h.
250 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
251 and .cfi_endproc around the pic thunks.
252 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
253 all queued unwind info register saves are saved before the call.
254 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
255 considered as sp-=4 for unwind info and the pop as sp+=4 which
256 also clobbers dest, but doesn't actually restore it.
259 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
262 2010-03-09 Jie Zhang <jie@codesourcery.com>
264 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
265 whitespaces in output template.
267 2010-03-09 Jie Zhang <jie@codesourcery.com>
269 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
272 2010-03-08 Jakub Jelinek <jakub@redhat.com>
274 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
275 builtins.exp in a separate job.
277 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
279 * graphite-sese-to-poly.c (add_param_constraints): Use
280 lower_bound_in_type and upper_bound_in_type.
282 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
284 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
285 instead of unsigned_type_node.
287 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
288 Reza Yazdani <reza.yazdani@amd.com>
291 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
292 on pointer type parameters.
294 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
298 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
299 handle conversions from pointer to integers.
300 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
301 induction variable, to be able to work with code generated by CLooG.
302 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
303 (build_poly_scop): Bail out if we cannot codegen a loop.
305 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
307 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
308 code generation with gloog_error.
310 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
312 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
313 Call fold_convert on all the returned values.
314 (expand_scalar_variables_expr): Pass to
315 expand_scalar_variables_ssa_name the type of the resulting expression.
317 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
319 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
320 ppl_min_for_le_pointset.
321 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
322 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
324 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
326 * graphite-dependences.c (map_into_dep_poly): Removed.
327 (dependence_polyhedron_1): Use combine_context_id_scat.
329 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
331 * graphite-poly.h (struct poly_scattering): Add layout documentation.
332 (struct poly_bb): Same.
333 (combine_context_id_scat): New.
335 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
338 * sese.c (name_defined_in_loop_p): Return false for default
341 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
343 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
344 and clean up the logic.
346 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
348 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
351 2010-03-08 Jakub Jelinek <jakub@redhat.com>
353 * var-tracking.c (remove_cselib_value_chains): Define only for
355 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
356 delete_slot_part, emit_notes_for_differences_1): Don't call
357 remove_cselib_value_chains here.
358 (set_slot_part, emit_notes_for_differences_2): Don't call
359 add_cselib_value_chains here.
360 (preserved_values): New vector.
361 (preserve_value): New function.
362 (add_uses, add_stores, vt_add_function_parameters): Use it
363 instead of cselib_preserve_value.
364 (changed_values_stack): New vector.
365 (check_changed_vars_0): New function.
366 (check_changed_vars_1, check_changed_vars_2): Use it.
367 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
368 changed_values_stack VALUEs.
369 (vt_emit_notes): For all preserved_values call
370 add_cselib_value_chains. If ENABLE_CHECKING call
371 remove_cselib_value_chains before verifying value_chains is empty.
372 Initialize and free changed_values_stack.
373 (vt_initialize): Initialize preserved_values.
374 (vt_finalize): Free preserved_values.
376 2010-03-08 Richard Guenther <rguenther@suse.de>
378 PR tree-optimization/43269
379 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
382 2010-03-08 Martin Jambor <mjambor@suse.cz>
384 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
385 (ipa_is_param_called): Removed.
386 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
387 (ipa_print_node_params): Do not print the called flag.
388 (ipa_write_node_info): Do not stream the called flag.
389 (ipa_read_node_info): Likewise.
391 2010-03-07 Jakub Jelinek <jakub@redhat.com>
394 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
395 * cselib.c (struct expand_value_data): Add dummy field.
396 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
398 (cselib_dummy_expand_value_rtx_cb): New function.
399 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
401 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
402 * var-tracking.c: Include pointer-set.h.
403 (variable): Change n_var_parts to char from int. Add
404 cur_loc_changed and in_changed_variables fields.
405 (variable_canonicalize): Remove.
406 (shared_var_p): New inline function.
407 (unshare_variable): Maintain cur_loc_changed and
408 in_changed_variables fields. If var was in changed_variables,
409 replace it there with new_var. Just copy cur_loc instead of
410 resetting it to something else.
411 (variable_union): Don't recompute cur_loc. Use shared_var_p.
412 (dataflow_set_union): Don't call variable_canonicalize.
413 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
414 of their DEBUG_EXPR_TREE_DECLs.
415 (canonicalize_loc_order_check): Verify that cur_loc is NULL
416 and in_changed_variables and cur_loc_changed is false.
417 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
418 and cur_loc_changed. Don't update cur_loc here.
419 (variable_merge_over_src): Don't call variable_canonicalize.
420 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
421 removing loc that is equal to cur_loc, clear cur_loc,
422 set cur_loc_changed and ensure variable_was_changed is called.
423 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
424 compare pointers in cur_loc check, if it is equal to loc,
425 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
426 (variable_different_p): Remove compare_current_location argument,
427 don't compare cur_loc.
428 (dataflow_set_different_1): Adjust variable_different_p caller.
429 (variable_was_changed): If dv had some var in changed_variables
430 already, reset in_changed_variables flag for it and propagate
431 cur_loc_changed over to the new variable. On empty var
432 always set cur_loc_changed. Set in_changed_variables on whatever
433 var is added to changed_variables.
434 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
435 Use shared_var_p. When removing loc that is equal to cur_loc,
436 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
437 end, don't set it to something else, just call variable_was_changed.
438 (delete_slot_part): Use shared_var_p. When cur_loc equals to
439 loc being removed, clear cur_loc and set cur_loc_changed.
440 Set cur_loc_changed if all locations have been removed.
441 (struct expand_loc_callback_data): New type.
442 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
443 allocated. Always create SUBREGs if simplify_subreg failed.
444 Prefer to use cur_loc, when that fails and still in
445 changed_variables (and seen first time) recompute it. Set
446 cur_loc_changed of variables which had to change cur_loc and
447 compute elcd->cur_loc_changed if any of the subexpressions used
448 had to change cur_loc.
449 (vt_expand_loc): Adjust to pass arguments in
450 expand_loc_callback_data structure.
451 (vt_expand_loc_dummy): New function.
452 (emitted_notes): New variable.
453 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
454 that weren't used for any other decl in current
455 emit_notes_for_changes call call vt_expand_loc_dummy to update
456 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
457 first loc_chain location if NULL before. Always use just
458 cur_loc instead of first loc_chain location. When cur_loc_changed
459 is false, when not --enable-checking=rtl just don't emit any note.
460 When rtl checking, compute the note and assert it is the same
461 as previous note. Clear cur_loc_changed and in_changed_variables
462 at the end before removing from changed_variables.
463 (check_changed_vars_3): New function.
464 (emit_notes_for_changes): Traverse changed_vars to call
465 check_changed_vars_3 on each changed var.
466 (emit_notes_for_differences_1): Clear cur_loc_changed and
467 in_changed_variables. Recompute cur_loc of new_var.
468 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
469 (vt_emit_notes): Initialize and destroy emitted_notes.
471 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
473 PR rtl-optimization/42220
474 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
475 Use verify_reg_tracked to determine if we should use OP_OUT rather
477 (build_def_use): If we see an in-out operand for a register that we
478 know nothing about, treat is an output if possible, fail the block if
481 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
484 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
487 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
490 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
491 uses of relevant DEFs that are dead outside the loop too.
493 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
495 * var-tracking.c (dataflow_set_merge): Swap src and src2.
497 2010-01-13 Jakub Jelinek <jakub@redhat.com>
499 * var-tracking.c (values_to_unmark): New variable.
500 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
501 values_to_unmark vector. Moved body to...
502 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
503 instead queue it into values_to_unmark vector.
504 (vt_find_locations): Free values_to_unmark vector.
506 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
508 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
509 (site.exp): Export them when plugins are enabled.
511 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
514 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
516 (chrec_fold_multiply): Same.
518 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
521 * c-decl.c (build_compound_literal): Return early if init is
524 2010-03-04 Martin Jambor <mjambor@suse.cz>
526 PR tree-optimization/43164
527 PR tree-optimization/43191
528 * tree-sra.c (type_consists_of_records_p): Reject records with
529 zero-size bit-fields at the end.
531 2010-03-04 Mike Stump <mikestump@comcast.net>
533 * Makefile.in (TAGS): Remove *.y.
535 2010-03-04 Richard Guenther <rguenther@suse.de>
537 PR tree-optimization/40761
538 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
540 (my_rev_post_order_compute): New function.
543 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
546 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
547 decrease the cost of an IV candidate when the cost is infinite.
549 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
551 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
552 Use '3DNow!' for the extension of that name, ensure normal space
554 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
556 2010-03-03 Jeff Law <law@redhat.com>
558 * PR middle-end/32693
559 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
561 (extract_bit_field_1): Likewise.
563 2010-03-03 Janis Johnson <janis187@us.ibm.com>
565 * doc/sourcebuild.texi (Test directives): Document that arguments
566 include-opts and exclude-opts are now optional for dg-skip-if,
567 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
569 2010-03-03 Jason Merrill <jason@redhat.com>
572 * cgraph.h (varpool_node): Add extra_name field.
573 * varpool.c (varpool_extra_name_alias): New.
574 (varpool_assemble_decl): Emit extra name aliases.
575 (varpool_mark_needed_node): Look past an extra name alias.
576 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
577 * lto-streamer-in.c (lto_input_tree): Read it.
578 * lto-streamer-out.c (output_unreferenced_globals): Write it.
580 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
582 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
583 (sparc*-*-solaris2*): ...this.
585 2010-03-03 Jakub Jelinek <jakub@redhat.com>
588 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
589 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
590 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
591 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
594 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
595 fallthrough to default handling, just with want_address 0 instead of 2.
596 For single element lists, add_AT_loc directly, otherwise create an
597 artificial variable DIE and stick location list to it.
600 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
601 (VAL_EXPR_HAS_REVERSE): Define.
602 (reverse_op): New function.
603 (add_stores): For reversible operations add an extra MO_VAL_USE.
605 2010-03-02 Jason Merrill <jason@redhat.com>
607 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
609 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
611 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
612 (sparc64-*-linux*): Likewise.
613 (sparc64-*-solaris2*): Include assembler files before linker ones.
614 (sparc-*-solaris2*): Simplify and reorder to match previous case.
615 * config/sparc/gas.h: Delete.
616 * config/sparc/sol2-64.h: Add copyright notice.
617 * config/sparc/sol2-gas-bi.h: Likewise.
618 * config/sparc/sol2-gld.h: Likewise.
619 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
620 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
621 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
622 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
623 (sparc_elf_asm_named_section): Rename into...
624 (sparc_solaris_elf_asm_named_section): ...this. Always define.
626 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
628 * config/alpha/alpha.c (override_options): Fix -mtune error message.
630 2010-03-02 Jeff Law <law@redhat.com>
633 * reload1.c (rtx_p, substitute_stack): Declare.
634 (substitute): Record addresses of changed rtxs.
635 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
636 Restore the original rtx when complete.
637 (reload): Free subsitute_stack when complete.
639 2010-03-02 Janis Johnson <janis187@us.ibm.com>
641 * doc/gccint.texi (menu): Add Testsuites as a chapter.
642 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
644 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
645 LTO Testing, gcov Testing, profopt Testing, compat Testing,
646 Torture Tests): Change from subsection to section.
648 2010-03-02 Jakub Jelinek <jakub@redhat.com>
649 Steven Bosscher <steven@gcc.gnu.org>
651 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
654 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
657 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
658 the assignment from the new induction variable to the assignment
659 of the value from the original loop PHI function.
661 2010-03-01 Janis Johnson <janis187@us.ibm.com>
662 Daniel Jacobowitz <dan@codesourcery.com>
664 * doc/sourcebuild.texi (Test directives): Clarify options to
667 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
669 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
670 Disable cfi directives unless GCC and gas agree on using read-only
671 .eh_frame sections for 64-bit.
672 * configure: Regenerate.
674 2010-03-01 Richard Guenther <rguenther@suse.de>
676 PR tree-optimization/43220
677 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
678 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
680 2010-03-01 Richard Guenther <rguenther@suse.de>
681 Martin Jambor <mjambor@suse.cz>
684 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
685 gimplified parameters.
687 2010-03-01 Christian Bruel <christian.bruel@st.com>
689 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
691 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
693 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
695 2010-03-01 Richard Guenther <rguenther@suse.de>
698 * expr.c (expand_assignment): Use the alias-oracle to tell
699 if the rhs aliases the result decl.
701 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
704 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
705 to sol_gt_pch_get_address.
706 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
707 64-bit, SPARC and x86.
708 (sol_gt_pch_get_address): New function.
710 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
712 * toplev.h (inform_n, error_n): Declare.
713 * diagnostic.c (inform_n, error_n): New function.
715 2010-03-01 Jakub Jelinek <jakub@redhat.com>
717 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
718 has no rtl yet when processing local_decls, queue it and recheck
719 if deferred stack allocation hasn't assigned it rtl.
721 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
723 * config/sh/sh.c (unspec_bbr_uid): New.
724 (gen_block_redirect): Use it instead of INSN_UID.
725 (gen_far_branch): Likewise.
727 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
729 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
730 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
732 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
734 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
735 (Warning Options): -Wno-conversion-null is valid for
736 Objective-C++ as well.
737 * doc/tm.texi (Named Address Spaces): Likewise.
738 * doc/plugins.texi (Plugins): Replace TABs with spaces.
739 * doc/tree-ssa.texi (Tree SSA): Likewise.
741 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
744 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
745 by default. Don't set the default arch for
746 i[34567]86-*-darwin*|x86_64-*-darwin*.
748 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
751 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
752 default. Set the default 32bit/64bit archs with $with_arch
753 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
755 2010-02-27 Richard Guenther <rguenther@suse.de>
757 PR tree-optimization/43186
758 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
759 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
760 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
763 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
765 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
766 required and i[34567]86-*-* targets don't support 64bit ISA.
768 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
771 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
774 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
776 * config.gcc: Set the default arch at least to Prescott for
777 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
778 if SSE math is enabled.
780 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
782 * diagnostic.c (diagnostic_initialize): Update.
783 (diagnostic_report_diagnostic): Test inhibit_notes_p for
785 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
786 (diagnostic_inhibit_notes): New.
787 * toplev.c (process_options): inhibit notes with -fcompare-debug.
789 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
792 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
793 * doc/standards.texi: Likewise.
794 * doc/extend.texi: Likewise.
795 * doc/trouble.texi: Likewise.
796 * doc/cppopts.texi: Likewise.
797 * doc/install.texi: Likewise.
798 * c.opt (std=c90,std=gnu90): New options.
799 * c-opts.c (c_common_handle_option): Handle them.
801 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
804 * c-decl.c (undeclared_variable): Use an informative note.
806 2010-02-26 Richard Guenther <rguenther@suse.de>
808 PR tree-optimization/43186
809 * gimple.h (gimple_fold): Remove.
810 * gimple.c (gimple_fold): Remove. Inline into single user ...
811 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
812 Try harder for conditions.
814 2010-02-26 Jakub Jelinek <jakub@redhat.com>
817 * function.c (used_types_insert): Don't skip through named pointer
818 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
819 and it is different from the main variant's type.
821 2010-02-26 Nick Clifton <nickc@redhat.com>
823 * config/rx/rx.md (sminsi3): Remove bogus alternative.
825 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
827 * config.gcc: Support --with-fpmath=sse for x86.
829 * config/i386/ssemath.h: New.
831 * doc/install.texi (--with-fpmath=sse): Documented.
833 2010-02-26 Richard Guenther <rguenther@suse.de>
835 PR tree-optimization/43188
836 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
837 vector types of over-aligned element type.
839 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
842 * config/i386/i386.c (expand_vec_perm_blend): Use correct
843 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
845 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
847 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
849 2010-02-26 Jakub Jelinek <jakub@redhat.com>
851 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
852 * var-tracking.c: Include diagnostic.h.
853 (debug_dv): New function.
854 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
857 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
858 (add_value_chain, add_value_chains, remove_value_chain,
859 remove_value_chains): Handle DEBUG_EXPRs.
860 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
863 * regcprop.c (struct queued_debug_insn_change): New type.
864 (struct value_data_entry): Add debug_insn_changes field.
865 (struct value_data): Add n_debug_insn_changes field.
866 (debug_insn_changes_pool): New variable.
867 (free_debug_insn_changes, apply_debug_insn_changes,
868 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
869 (kill_value_one_regno): Call free_debug_insn_changes if needed.
870 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
872 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
874 (copyprop_hardreg_forward_1): Don't call apply_change_group for
875 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
876 changes, call cprop_find_used_regs via note_stores.
877 (copyprop_hardreg_forward): When copying vd from predecessor
878 which has any queued DEBUG_INSN changes, make sure the pointers are
879 cleared. At the end call df_analyze and then if there are any
880 DEBUG_INSN changes queued at the end of some basic block for still
881 live registers, apply them.
882 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
884 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
886 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
889 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
891 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
892 targets. Set the default with_cpu/with_arch from arch/cpu.
893 Allow x86-64 and native for with_cpu/with_arch.
895 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
897 * ebitmap.c: Change calls to verify_popcount with calls to
898 sbitmap_verify_popcount.
899 (ebitmap_clear_bit): Fixed map->cacheindex test and
900 map>cache update when bit clearing results in an empty
903 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
906 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
907 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
908 and support both V2DF and V2DI modes.
909 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
910 support both V2DF and V2DI modes.
911 (general): Delete trailing whitespace from a few patterns.
913 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
914 V2DF/V2DI interleave high/low builtins.
916 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
919 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
920 interleave high/low functions.
922 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
924 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
925 #pragma extern_prefix.
927 2010-02-25 Jakub Jelinek <jakub@redhat.com>
930 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
931 BLKmode, assert op0 is a MEM and just adjust its mode.
934 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
935 if bitpos isn't multiple of mode's bitsize.
937 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
939 * c.opt (-ftemplate-depth=): New.
940 (-ftemplate-depth-): Deprecate.
941 * optc-gen.awk: Handle -ftemplate-depth=.
942 * opth-gen.awk: Likewise.
943 * c-opts.c (c_common_handle_option): Likewise.
944 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
946 2010-02-24 Jason Merrill <jason@redhat.com>
948 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
950 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
952 * cfg.c (alloc_aux_for_block): Remove inline.
953 (alloc_aux_for_edge): Likewise.
955 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
957 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
959 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
961 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
962 * config/i386/sol2-gas.h: New file.
963 * config.gcc (i[34567]86-*-solaris2*): Use it.
965 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
968 * c-typeck.c (ep_convert_and_check): New.
969 (build_conditional_expr): Use it.
970 (build_binary_op): Likewise.
972 2010-02-24 Jakub Jelinek <jakub@redhat.com>
974 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
977 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
979 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
980 expr needs to have DECL_NAME set.
982 2010-02-24 Nick Clifton <nickc@redhat.com>
984 * config/mep/mep.c: Include gimple.h.
985 (mep_function_uses_sp): Delete unused function.
986 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
987 parameters. Use unsigned integers to count args. Return a
988 NULL_RTX instead of an error_mark_node. Toidy up formatting.
990 2010-02-23 Jakub Jelinek <jakub@redhat.com>
993 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
994 greater or equal to nelt instead of 2 * nelt.
995 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
998 2010-02-23 Jason Merrill <jason@redhat.com>
1001 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
1002 in cfun->local_decls even if they have register types.
1005 * stor-layout.c (place_field): Don't warn about unnecessary
1006 DECL_PACKED if the type is packed.
1008 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1011 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
1012 GOTOFF relocs, even when the base reg isn't pic pointer.
1014 2010-02-23 Michael Matz <matz@suse.de>
1017 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
1018 (expand_gimple_basic_block): Generate and use debug temps if there
1019 are debug uses left after the last real use of TERed ssa names.
1020 Unlink debug immediate uses when they are expanded.
1022 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1025 * config/i386/i386.c (override_options): Reorganise to provide
1026 better error messages.
1028 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1031 * graphite-scop-detection.c (create_single_exit_edge): Move
1032 the call to find_single_exit_edge to....
1033 (create_sese_edges): ...here. Don't handle multiple edges
1034 exiting the function.
1035 (build_graphite_scops): Don't handle multiple edges
1036 exiting the function.
1038 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1041 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
1042 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
1044 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1047 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
1049 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1052 * c-typeck.c (convert_arguments): Print declaration location.
1053 * c-common.c (validate_nargs): Rename as
1054 builtin_function_validate_nargs.
1055 (check_builtin_function_arguments): Update.
1057 2010-02-22 Richard Guenther <rguenther@suse.de>
1060 * tree-inline.c (declare_return_variable): Use the type of
1061 the call stmt lhs if available.
1063 2010-02-22 Duncan Sands <baldrick@free.fr>
1065 * passes.c (register_pass): Always consider all pass lists when
1066 ref_pass_instance_number is zero.
1068 2010-02-22 Richard Guenther <rguenther@suse.de>
1070 PR tree-optimization/42749
1071 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
1072 parameter. Do arithmetic in the original type.
1073 (update_accumulator_with_ops): Likewise.
1074 (adjust_accumulator_values): Adjust.
1076 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1078 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
1079 (QI to BLKmode splitter): New splitter.
1081 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
1083 * config/i386/i386.c (initial_ix86_tune_features): Turn on
1084 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
1086 2010-02-22 Richard Guenther <rguenther@suse.de>
1088 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
1090 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
1092 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
1093 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
1094 ($(T)crti.o, $(T)crtn.o): Remove rules.
1096 2010-02-21 Tobias Burnus <burnus@net-b.de>
1099 * doc/invoke.texi (-fassociative-math): Document that this
1100 option is automatically enabled for Fortran.
1102 2010-02-20 David S. Miller <davem@davemloft.net>
1104 * configure.ac: Test if linker and assembler properly support
1105 GOTDATA_OP relocations.
1106 * configure: Rebuild.
1107 * config.in: Likewise.
1108 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
1109 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
1110 (movsi_high_pic): Likewise.
1111 (movdi_lo_sum_pic): Likewise.
1112 (movdi_high_pic): Likewise.
1113 (movsi_pic_gotdata_op): New pattern.
1114 (movdi_pic_gotdata_op): Likewise.
1115 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
1116 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
1118 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
1121 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
1122 attribute to ssemul.
1123 (xop_mulv2div2di3_high): Ditto.
1125 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1128 * c.opt (Wconversion-null): New option.
1129 * doc/invoke.texi (Wconversion-null): Document.
1131 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1133 * common.opt (Wlarger-than-): Add Undocumented.
1135 2010-02-19 Mike Stump <mikestump@comcast.net>
1137 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
1139 2010-02-19 Jason Merrill <jason@redhat.com>
1142 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
1143 * configure: Likewise.
1145 2010-02-20 Alan Modra <amodra@gmail.com>
1148 * cgraph.h (cgraph_make_decl_local): Declare.
1149 * cgraph.c (cgraph_make_decl_local): New function.
1150 (cgraph_make_node_local): Use it.
1151 * cgraphunit.c (cgraph_function_versioning): Likewise.
1152 * ipa.c (function_and_variable_visibility): Likewise.
1154 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1157 * except.c (sjlj_emit_function_enter): Don't call
1158 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
1160 * rtl.h (add_reg_br_prob_note): Remove prototype.
1162 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1165 * c-common.c (conversion_warning): Remove widening conversions
1166 before checking the conversion of integers to reals.
1168 2010-02-19 Mike Stump <mikestump@comcast.net>
1171 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
1174 * cgraphunit.c (process_function_and_variable_attributes): Check
1175 DECL_PRESERVE_P instead of looking up attribute "used".
1176 * ipa-pure-const.c (check_decl): Likewise.
1177 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
1178 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
1179 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
1180 instead of attribute "used".
1181 * config/sol2-c.c (solaris_pragma_init): Likewise.
1182 (solaris_pragma_fini): Likewise.
1184 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1186 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
1187 Use XCNEW instead of xcalloc.
1188 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
1189 XNEW instead of xmalloc.
1190 (get_fields): Use XNEWVEC instead of xmalloc.
1193 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
1194 populate vars array.
1195 (create_new_general_access): For debug stmts just reset value.
1196 (get_stmt_accesses): For accesses within debug stmts just record them
1197 using add_access_to_acc_sites instead of preventing the peeling or
1198 counting them as accesses.
1201 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
1203 2010-02-19 Richard Guenther <rguenther@suse.de>
1205 PR tree-optimization/42916
1206 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
1209 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
1211 * configure.ac: Replace all uses of changequote in macro arguments
1212 with proper quoting.
1214 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1217 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
1219 2010-02-19 Richard Guenther <rguenther@suse.de>
1221 PR tree-optimization/42944
1222 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
1223 test for aliasing with errno.
1225 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1228 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
1229 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
1230 * dojump.c: Include output.h.
1231 (inv): New inline function.
1232 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
1233 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
1234 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
1235 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
1236 argument, pass it down to other calls.
1237 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
1238 add REG_BR_PROB note to the conditional jump.
1239 * cfgexpand.c (add_reg_br_prob_note): Removed.
1240 (expand_gimple_cond): Don't call it, add the probability
1241 as last argument to jumpif_1/jumpifnot_1.
1242 * Makefile.in (dojump.o): Depend on output.h.
1243 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
1245 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
1246 * stmt.c (do_jump_if_equal): Likewise.
1247 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
1248 * loop-unswitch.c (compare_and_jump_seq): Likewise.
1249 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
1251 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
1252 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
1253 jumpifnot_1 callers.
1254 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
1256 (store_expr): Adjust jumpifnot caller.
1257 (store_constructor): Adjust jumpif caller.
1260 * gimplify.c (gimple_boolify): For __builtin_expect call
1261 gimple_boolify also on its first argument.
1263 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
1265 * configure.ac (gnu-unique-object): Wrap regexps using [] in
1267 (__stack_chk_fail): Ditto. Remove quadrigraphs.
1268 * configure: Regenerated.
1270 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1272 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
1273 lang_hooks.types_compatible_p instead of comptypes.
1275 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
1277 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
1278 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
1279 if __prefer_thumb__ is defined.
1281 2010-02-18 Martin Jambor <mjambor@suse.cz>
1283 PR tree-optimization/43066
1284 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
1285 array with zero-sized element type.
1287 2010-02-18 Jakub Jelinek <jakub@redhat.com>
1289 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
1290 rtx, allocate struct var_loc_node here and return it to the
1291 caller, and only if it is actually needed.
1292 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
1293 move it earlier and return immediately if it returns NULL.
1295 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
1297 * config/sparc/gas.h: New file. Restore
1298 TARGET_ASM_NAMED_SECTION to its ELF default.
1299 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
1301 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1302 Likewise. Add ATTRIBUTE_UNUSED to prototype.
1303 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
1304 after sparc/sysv4.h.
1306 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
1308 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
1310 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
1312 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
1313 patterns from predicated pattern.
1315 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
1318 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
1319 for insn mnemonic suffix.
1321 2010-02-17 Richard Guenther <rguenther@suse.de>
1323 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
1326 2010-02-17 Jakub Jelinek <jakub@redhat.com>
1329 * caller-save.c (save_call_clobbered_regs): If BB ends with
1330 a DEBUG_INSN, move any notes in between last real insn and the last
1331 DEBUG_INSN after the last DEBUG_INSN.
1333 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
1335 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
1336 Fix return type. Fix argument type. Explain meaning of return value.
1338 2010-02-16 Richard Guenther <rguenther@suse.de>
1340 PR tree-optimization/41043
1341 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
1342 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
1344 (vrp_visit_phi_node): ... but only for loop PHI nodes.
1346 2010-02-16 Ira Rosen <irar@il.ibm.com>
1348 PR tree-optimization/43074
1349 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
1350 * tree-vect-loop.c (vect_analyze_loop_operations): Add
1351 vectorizable cycles in hybrid SLP check.
1352 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
1354 2010-02-16 Richard Guenther <rguenther@suse.de>
1356 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
1357 (true_dependence): If memrefs_conflict_p computes must-alias
1358 trust it. Move TBAA check after offset-based disambiguation.
1359 (canon_true_dependence): Likewise.
1361 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
1363 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
1364 * doc/invoke.texi: Document it.
1365 * var-tracking.c: Include toplev.h and params.h.
1366 (vt_find_locations): Return bool indicating success. Compute
1367 hash sizes unconditionally. Check new parameter, report.
1368 (variable_tracking_main_1): Check vt_find_locations results and
1369 retry. Renamed from...
1370 (variable_tracking_main): ... this. New wrapper to preserve
1371 flag_var_tracking_assignments.
1372 * Makefile.in (var-tracking.o): Adjust dependencies.
1374 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
1375 Jakub Jelinek <jakub@redhat.com>
1378 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
1379 if weak_import attribute is present.
1380 * config/darwin.c (machopic_select_section): Likewise.
1382 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
1384 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
1385 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
1386 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
1387 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
1389 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
1391 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1394 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
1395 Rewrite text to refer to the names.
1397 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
1399 * config/i386/i386-builtin-types.def
1400 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
1401 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
1402 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
1403 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
1404 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
1405 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
1406 IX86_BUILTIN_VPERMIL2PS256.
1407 (MULTI_ARG_4_DF2_DI_I): Defined.
1408 (MULTI_ARG_4_DF2_DI_I1): Defined.
1409 (MULTI_ARG_4_SF2_SI_I): Defined.
1410 (MULTI_ARG_4_SF2_SI_I1): Defined.
1411 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
1412 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
1413 __builtin_ia32_vpermil2ps256.
1414 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1415 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1416 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
1417 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1418 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1419 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
1420 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
1421 CODE_FOR_xop_vpermil2v8sf3.
1422 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
1423 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
1424 * config/i386/xopintrin.h (_mm_permute2_pd): New.
1425 (_mm256_permute2_pd): New.
1426 (_mm_permute2_ps): New.
1427 (_mm256_permute2_ps): New.
1429 2010-02-15 Nick Clifton <nickc@redhat.com>
1431 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
1432 boolean parameters. Use emit_jump_insn when emitting a pop
1433 instruction containing a return insn.
1434 (push): Use 'true' rather than '1' as second parameter to F.
1435 (h8300_expand_prologue): Likewise.
1436 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
1437 (h8300_expand_epilogue): Likewise.
1439 2010-02-15 Richard Guenther <rguenther@suse.de>
1442 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
1445 2010-02-15 Nick Clifton <nickc@redhat.com>
1447 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
1450 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
1452 * intl.c (fake_ngettext): New function.
1453 * intl.h (fake_ngettext): Declare.
1454 (ngettext): Define macro.
1455 * collect2.c (notice_translated): New function.
1456 (main): Use notice_translated and ngettext.
1457 * collect2.h (notice_translated): Declare.
1459 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
1461 * reorg.c (delete_computation): Comment fixes.
1462 * caller-save.c (setup_save_areas): Idem.
1463 * sel-sched-dump.c (dump_lv_set): Idem.
1466 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1468 * config/s390/s390.c (s390_sched_init): New function.
1469 (TARGET_SCHED_INIT): Target hook defined.
1471 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
1472 Jack Howarth <howarth@bromo.med.uc.edu>
1473 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1476 Partial revert of unintended change in fix for PR41605.
1477 * config/darwin.h: Fix typo.
1478 * config/darwin9.h: Same.
1480 2010-02-11 Jakub Jelinek <jakub@redhat.com>
1482 * c-pch.c (pch_init): Clear v.
1484 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1487 * graphite-scop-detection.c (graphite_can_represent_scev): Call
1488 graphite_can_represent_init for MULT_EXPR.
1490 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1494 * graphite-sese-to-poly.c (remove_phi): New.
1495 (translate_scalar_reduction_to_array): Call remove_phi.
1497 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1500 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
1501 * graphite-clast-to-gimple.h (gloog): Update declaration.
1502 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
1503 * graphite-poly.h (struct poly_bb): Add missing comments.
1504 (struct scop): Add poly_scop_p field.
1506 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
1507 * graphite.c (graphite_transform_loops): Build the polyhedral
1508 representation for each scop before code generation.
1509 * sese.c (rename_variables_in_operand): Removed.
1510 (rename_variables_in_expr): Return the renamed expression.
1511 (rename_sese_parameters): New.
1512 * sese.h (rename_sese_parameters): Declared.
1514 2010-02-11 Richard Guenther <rguenther@suse.de>
1516 PR tree-optimization/42998
1517 * tree-ssa-pre.c (create_expression_by_pieces): Treat
1518 POINTER_PLUS_EXPR properly.
1520 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1521 Changpeng Fang <changpeng.fang@amd.com>
1524 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
1525 the cost of an IV candidate when the IV is used in a test against zero.
1527 * gcc.dg/tree-ssa/ivopts-3.c: New.
1529 2010-02-11 Richard Guenther <rguenther@suse.de>
1532 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
1533 pointer-vs-decl case by swapping refs. Handle some cases
1534 of pointer-vs-decl disambiguations more conservatively.
1535 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
1536 to false after expanding.
1538 2010-02-11 Richard Guenther <rguenther@suse.de>
1541 * gcc.c (process_command): Handle LTO file@offset case more
1544 2010-02-11 Jakub Jelinek <jakub@redhat.com>
1546 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
1547 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
1549 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
1551 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
1552 if MEM's mode size isn't DWARF2_ADDR_SIZE.
1553 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
1554 Optimize eq/ne comparisons when both arguments are known to be
1556 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
1557 Don't mask operands unnecessarily if they are known to be already
1560 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
1562 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
1565 2010-02-10 Richard Guenther <rguenther@suse.de>
1567 PR tree-optimization/43017
1568 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
1569 for wrapping signed arithmetic.
1571 2010-02-10 Jakub Jelinek <jakub@redhat.com>
1574 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
1575 if no debug info should be emitted for it.
1577 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
1579 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
1580 note when flag_exceptions is set.
1582 2010-02-10 Duncan Sands <baldrick@free.fr>
1584 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
1586 2010-02-10 Richard Guenther <rguenther@suse.de>
1589 * tree.c (get_unwidened): Handle constants.
1590 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
1592 2010-02-10 Martin Jambor <mjambor@suse.cz>
1595 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
1596 check for variable argument counts independently.
1598 2010-02-10 Christian Bruel <christian.bruel@st.com>
1601 * config/sh/sh.c (find_barrier): Increase length for non delayed
1602 conditional branches.
1604 2010-02-10 Christian Bruel <christian.bruel@st.com>
1606 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
1608 2010-02-10 Jakub Jelinek <jakub@redhat.com>
1610 * builtins.c (set_builtin_user_assembler_name): Also handle
1611 ffs if int is smaller than word.
1613 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
1616 * ira-conflicts.c (get_dup): Remove.
1617 (process_reg_shuffles): Add new parameter. Use it as an
1618 additional guard for copy generation.
1619 (add_insn_allocno_copies): Rewrite.
1621 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
1623 * common.opt (fsched2-use-traces): Preserved for backward
1625 * doc/invoke.texi: Remove the documentation about option
1626 -fsched2-use-traces.
1627 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
1628 flag_sched2_use_traces.
1629 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
1630 the backward compatibility flag section.
1632 2010-02-09 Richard Guenther <rguenther@suse.de>
1634 PR tree-optimization/43008
1635 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
1636 make HEAP variables initialized from global memory if they
1637 are not known builtin functions.
1638 (find_func_aliases): Adjust.
1640 2010-02-09 Richard Guenther <rguenther@suse.de>
1642 PR tree-optimization/43000
1643 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
1644 arithmetic manually.
1646 2010-02-08 Jakub Jelinek <jakub@redhat.com>
1648 PR tree-optimization/42931
1649 * tree-loop-linear.c (try_interchange_loops): Don't call
1650 double_int_mul if estimated_loop_iterations failed.
1652 2010-02-08 Martin Jambor <mjambor@suse.cz>
1655 * tree-sra.c (build_accesses_from_assign): Do not mark in
1656 should_scalarize_away_bitmap if stmt has volatile ops.
1657 (sra_modify_assign): Do not process assigns piecemeal if if stmt
1660 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
1662 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
1664 2010-02-07 Adam Nemet <adambnmet@gmail.com>
1666 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
1669 2010-02-07 Andrew Pinski <pinskia@gmail.com>
1672 * df-core.c (df_finish_pass): Change type of saved_flags to int.
1674 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1677 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
1678 to unknown_dependence.
1679 (graphite_legal_transform_dr): Handle the unknown_dependence.
1680 (graphite_carried_dependence_level_k): Same.
1682 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1684 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
1686 2010-02-07 Richard Guenther <rguenther@suse.de>
1689 * expr.c (get_inner_reference): Always initialize *pbitsize.
1691 2010-02-07 Richard Guenther <rguenther@suse.de>
1694 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
1695 new ARRAY_REFs on variable size element or minimal index arrays.
1697 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
1698 gimple_fold_indirect_ref.
1700 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
1703 * arm.c (arm_override_options): Just return if the user has specified
1704 an invalid fpu name.
1706 2010-02-03 Jason Merrill <jason@redhat.com>
1709 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
1710 i386_pe_maybe_record_exported_symbol.
1712 2010-02-05 Steve Ellcey <sje@cup.hp.com>
1715 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
1716 (pa_delegitimize_address): New function.
1718 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
1720 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
1721 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
1723 2010-02-05 Richard Guenther <rguenther@suse.de>
1726 * lto-streamer-in.c (get_resolution): Deal with references
1727 to undefined functions.
1729 2010-02-05 Richard Guenther <rguenther@suse.de>
1731 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
1732 (fold_const_aggregate_ref): Likewise.
1733 (ccp_fold_stmt): Substitute loads.
1734 (maybe_fold_reference): Verify types before substituting.
1736 (fold_gimple_assign): Unshare properly.
1737 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
1739 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
1741 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
1742 for rs6000_gen_cell_microcode.
1744 2010-02-04 Richard Guenther <rguenther@suse.de>
1746 PR rtl-optimization/42952
1747 * dse.c (const_or_frame_p): Remove MEM handling.
1749 2010-02-04 Nick Clifton <nickc@redhat.com>
1751 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
1752 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
1753 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
1754 (mn10300_asm_output_mi_thunk): New function.
1755 (mn10300_can_output_mu_thunk): New function.
1756 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
1757 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
1758 (FUNCTION_ARG): Delete incorrect comment.
1760 2010-02-03 Jason Merrill <jason@redhat.com>
1763 * fold-const.c (operand_equal_p): Handle erroneous types.
1765 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1767 * config/h8300/h8300.md (can_delay): Fix attibute condition.
1769 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
1771 PR rtl-optimization/42941
1772 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
1775 2010-02-03 Jason Merrill <jason@redhat.com>
1778 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
1780 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
1783 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
1784 (cselib_reset_table): Renamed from...
1785 (cselib_reset_table_with_next_value): ... this.
1786 (cselib_get_next_uid): Renamed from...
1787 (cselib_get_next_unknown_value): ... this.
1788 * cselib.c (next_uid): Renamed from...
1789 (next_unknown_value): ... this.
1790 (cselib_clear_table): Adjust.
1791 (cselib_reset_table): Adjust. Renamed from...
1792 (cselib_reset_table_with_next_value): ... this.
1793 (cselib_get_next_uid): Adjust. Renamed from...
1794 (cselib_get_next_unknown_value): ... this.
1795 (get_value_hash): Use hash.
1796 (cselib_hash_rtx): Likewise.
1797 (new_cselib_val): Adjust. Set and dump uid.
1798 (cselib_lookup_mem): Pass next_uid as hash.
1799 (cselib_subst_to_values): Likewise.
1800 (cselib_log_lookup): Dump uid.
1801 (cselib_lookup): Pass next_uid as hash. Adjust.
1802 (cselib_process_insn): Adjust.
1803 (cselib_init): Initialize next_uid.
1804 (cselib_finish): Adjust.
1805 (dump_cselib_table): Likewise.
1806 * dse.c (canon_address): Dump value uid.
1807 * print-rtl.c (print_rtx): Print value uid.
1808 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
1810 (dv_uid): New function, sort of renamed from...
1811 (dv_htab_hash): ... this, reimplemented in terms of it and...
1812 (dv_uid2hash): ... this. New.
1813 (variable_htab_eq): Drop excess assertions.
1814 (tie_break_pointers): Removed.
1815 (canon_value_cmp): Compare uids.
1816 (variable_post_merge_New_vals): Print uids.
1817 (vt_add_function_parameters): Adjust.
1818 (vt_initialize): Reset table. Adjust.
1820 2010-02-03 Richard Guenther <rguenther@suse.de>
1822 PR tree-optimization/42944
1823 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
1824 (call_may_clobber_ref_p_1): Likewise. Properly handle
1825 malloc and calloc clobbering errno.
1827 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
1829 * doc/invoke.texi: Fix name of sched1 dump.
1831 * opts.c (decode_options): Set flag_tree_switch_conversion
1832 only conditionally on optimize >= 2.
1834 * gcse.c: Assorted comment fixes in pass description.
1836 2010-02-03 Anthony Green <green@moxielogic.com>
1838 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
1839 nop padding in order to maintain alignment of storage location of
1840 target function address.
1841 (moxie_trampoline_init): Store target function address at newly
1843 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
1845 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
1847 2010-02-03 Richard Guenther <rguenther@suse.de>
1850 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
1852 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1854 * config.gcc: Reenable check for obsolete targets.
1855 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
1856 mips-sgi-irix6.[0-4]*.
1858 2010-02-02 Nick Clifton <nickc@redhat.com>
1860 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
1861 constant size of 4 as being the same as 0.
1862 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
1863 can take values in the range 0..4.
1865 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
1868 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
1869 as _darwin10_Unwind_FindEnclosingFunction().
1870 * libgcc-libsystem.ver: New.
1872 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
1875 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
1876 implicitly set registers.
1878 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
1880 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
1881 (arm_override_options): Allow automatic selection of the thread
1882 pointer register if thumb2.
1883 (legitimize_pic_address): Improve code sequences for Thumb2.
1884 (arm_call_tls_get_addr): Likewise.
1885 (legitimize_tls_address): Likewise.
1886 * arm.md (pic_load_addr_arm): Delete. Replace with ...
1887 (pic_load_addr_32bit): ... this. New named pattern.
1888 * thumb2.md (pic_load_addr_thumb2): Delete.
1889 (pic_load_dot_plus_four): Delete.
1890 (tls_load_dot_plus_four): New named pattern.
1892 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1895 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
1896 Document fix for TLS bug.
1898 2010-01-31 Richard Guenther <rguenther@suse.de>
1900 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
1901 conservatively correct.
1903 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1907 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1909 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
1911 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1913 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
1915 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
1917 * config.gcc: Adjust order of makefile fragments for mingw targets.
1919 2010-01-31 Richard Guenther <rguenther@suse.de>
1922 * gimplify.c (gimplify_init_constructor): For volatile LHS
1923 initialize a temporary.
1925 2010-01-31 Matthias Klose <doko@ubuntu.com>
1927 * configure.ac: Fix __stack_chk_fail check for cross builds configured
1929 * configure: Regenerate.
1931 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
1933 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1934 the same alias set and their sizes different constantness.
1935 (aliasing_component_refs_p): Revert 2009-10-24 change.
1937 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1939 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
1942 2010-01-29 Richard Guenther <rguenther@suse.de>
1944 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
1945 Assert we successfully updated the call.
1947 2010-01-29 Jakub Jelinek <jakub@redhat.com>
1949 PR rtl-optimization/42889
1950 * df.h (df_set_bb_dirty_nonlr): New prototype.
1951 * df-core.c (df_set_bb_dirty_nonlr): New function.
1952 * df-scan.c (df_insn_rescan): Call it instead of
1953 df_set_bb_dirty for DEBUG_INSNs.
1955 2010-01-29 Richard Guenther <rguenther@suse.de>
1958 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
1959 quadratic behavior in most cases.
1961 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
1964 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
1965 in the call to gen_x86_movsicc_0_m1.
1967 2010-01-28 Richard Guenther <rguenther@suse.de>
1969 PR tree-optimization/42871
1970 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
1972 2010-01-28 Richard Guenther <rguenther@suse.de>
1974 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
1975 into call arguments.
1977 2010-01-28 Richard Guenther <rguenther@suse.de>
1980 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
1981 the forwarder if the destination is an EH landing pad.
1983 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
1985 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
1986 block list passed to gimple_duplicate_sese_tail.
1987 (parallelize_loops): Avoid parallelization when the function
1989 Avoid parallelization when the preheader is IRREDUCIBLE.
1990 Try to optimize when estimated_loop_iterations_int is unresolved.
1991 Add the loop's location to the dump file.
1992 * tree-cfg.c (add_phi_args_after_redirect): Remove.
1993 (gimple_duplicate_sese_tail): Remove the check for the latch.
1994 Redirect nexits to the exit block.
1995 Remove handling of the incoming edges to the latch.
1996 Redirect the backedge from the copied latch to the exit bb.
1998 2010-01-28 Michael Matz <matz@suse.de>
2001 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
2002 Wrap force_reg into a sequence, emit it before user.
2004 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
2006 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
2008 (arm_legacy_rev): Likewise.
2009 (thumb_legacy_rev): Likewise.
2011 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2013 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
2014 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
2015 on MEM's address failed, try avoid_constant_pool_reference and
2016 recurse if it returned something different.
2017 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
2018 address, try avoid_constant_pool_reference and recurse if it
2019 returned something different.
2020 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
2021 address and avoid_constant_pool_reference returned something
2022 different, don't set have_address.
2024 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
2027 * var-tracking.c (val_store): Add modified argument, obey it.
2029 (count_uses): Move down logging of main.
2030 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
2031 don't need resolution.
2032 (emit_notes_in_bb): Likewise.
2034 2010-01-27 Richard Guenther <rguenther@suse.de>
2037 * tree-inline.c (remap_decl): Delay remapping of SSA name
2038 default definitions until we need them.
2040 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2042 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2043 (rs6000_delegitimize_address): New function.
2045 * config/s390/s390.c (s390_delegitimize_address): Call
2046 delegitimize_mem_from_attrs.
2049 * tree-inline.c (cannot_copy_type_1): Removed.
2050 (copy_forbidden): Don't forbid copying of functions containing
2051 records/unions with variable length fields.
2053 2010-01-27 Christian Bruel <christian.bruel@st.com>
2057 * config/sh/sh.c (find_barrier): Increase length for non delayed
2058 conditional branches.
2060 2010-01-27 Matthias Klose <doko@ubuntu.com>
2062 * configure.ac (gnu-unique-object): Fix ldd version check.
2063 * configure: Regenerate.
2065 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2067 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
2069 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
2070 Test for HAVE_GNU_AS value.
2072 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2074 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
2075 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
2076 INT64_TYPE): Define.
2077 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
2078 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2079 INT_LEAST64_TYPE): Define.
2080 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
2081 UINT_LEAST64_TYPE): Define.
2082 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
2083 INT_FAST64_TYPE): Define.
2084 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2085 UINT_FAST64_TYPE): Define.
2086 (INTMAX_TYPE, UINTMAX_TYPE): Define.
2087 (INTPTR_TYPE, UINTPTR_TYPE): Define.
2088 (SIG_ATOMIC_TYPE): Define.
2090 2010-01-26 Richard Guenther <rguenther@suse.de>
2092 * df-scan.c (df_scan_set_bb_info): Remove assert.
2093 (df_insn_rescan_debug_internal): Merge asserts.
2094 (df_install_ref): Likewise.
2095 (df_mark_reg): Use bitmap_set_range.
2096 (df_hard_reg_used_p): Remove assert.
2097 (df_hard_reg_used_count): Likewise.
2099 2010-01-26 Richard Guenther <rguenther@suse.de>
2101 PR rtl-optimization/42685
2102 * web.c (web_main): Ignore DEBUG_INSNs.
2104 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
2106 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
2108 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
2109 Fix types of fndecl and arglist parameters.
2111 2010-01-26 Richard Guenther <rguenther@suse.de>
2114 * tree-eh.c (unsplit_eh): Skip debug insns.
2116 2010-01-26 Richard Guenther <rguenther@suse.de>
2118 PR tree-optimization/42250
2119 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
2121 2010-01-26 Jakub Jelinek <jakub@redhat.com>
2124 * omp-low.c (expand_omp_sections): Only use single_pred if
2125 l2_bb is single_pred_p.
2127 2010-01-25 Christian Bruel <christian.bruel@st.com>
2130 * config/sh/sh.c (find_barrier): Increase length for non delayed
2131 conditional branches.
2132 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
2134 2010-01-24 David S. Miller <davem@davemloft.net>
2136 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
2137 define if not using GAS.
2138 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2139 Likewise. Delete SECTION_MERGE code, which is only applicable
2142 2010-01-24 Mark Mitchell <mark@codesourcery.com>
2145 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
2146 mangling of va_list in system headers.
2148 2010-01-23 Toon Moene <toon@moene.org>
2150 * tree-predcom.c (combine_chains): Return NULL, not false.
2152 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
2154 * tree-loop-distribution.c (distribute_loop): Fix declaration and
2155 initialization of variable res to agree with return type.
2157 2010-01-22 Steve Ellcey <sje@cup.hp.com>
2159 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
2160 * tree-sra.c: Add include of expr.h.
2162 2010-01-22 Jakub Jelinek <jakub@redhat.com>
2164 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
2165 insert the debug stmt on the single non-EH edge from the stmt.
2167 2010-01-22 Richard Henderson <rth@redhat.com>
2170 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
2171 the RHS until after generate_subtree_copies has insertted its
2172 code before the current statement.
2174 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
2176 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
2178 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
2180 2010-01-21 Martin Jambor <mjambor@suse.cz>
2182 PR tree-optimization/42585
2183 * tree-sra.c (struct access): New field grp_total_scalarization.
2184 (dump_access): Dump the new field.
2185 (should_scalarize_away_bitmap): New variable.
2186 (cannot_scalarize_away_bitmap): Likewise.
2187 (sra_initialize): Allocate new bitmaps.
2188 (sra_deinitialize): Free new bitmaps.
2189 (create_access_1): New function.
2190 (create_access): Parts moved to create_access_1.
2191 (type_consists_of_records_p): New function.
2192 (completely_scalarize_record): Likewise.
2193 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
2194 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
2195 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
2197 (analyze_all_variable_accesses): Completely scalarize small eligible
2200 2010-01-21 Martin Jambor <mjambor@suse.cz>
2202 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
2204 2010-01-21 Andrew Haley <aph@redhat.com>
2206 * gcc.c (process_command): Move lang_specific_driver before
2207 setting cc_libexec_prefix.
2209 2010-01-21 Richard Guenther <rguenther@suse.de>
2212 * fold-const.c (negate_expr_p): Pretend only negative
2213 real constants are easily negatable.
2215 2010-01-20 Janis Johnson <janis187@us.ibm.com>
2216 Jason Merrill <jason@redhat.com>
2218 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
2219 (TYPE_TRANSPARENT_AGGR): this, for union and record.
2220 * calls.c (initialize argument_information): Handle it.
2221 * c-common.c (handle_transparent_union_attribute): Use new name.
2222 * c-decl.c (finish_struct): Ditto.
2223 * c-typeck.c (type_lists_compatible_p): Ditto.
2224 (convert_for_assignment): Use new name and also handle record.
2225 * function.c (aggregate_value_p): Handle it.
2226 (pass_by_reference): Ditto.
2227 (assign_parm_data_types): Ditto.
2228 * print-tree.c (print_node): Ditto.
2229 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
2230 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
2231 * tree.c (first_field): New fn.
2233 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
2236 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
2237 even when linking statically, for now.
2239 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2242 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
2243 without a cselib val.
2244 (count_uses): Accept MO_VAL_SET with no val on stores.
2245 (add_stores): Likewise.
2247 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2249 * var-tracking.c (check_value_val): Add a compile time assertion.
2250 (dv_is_decl_p): Simplify.
2251 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
2252 gcc_assert if ENABLE_CHECKING.
2254 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2257 * var-tracking.c: Include tree-flow.h.
2258 (mem_dies_at_call): New.
2259 (dataflow_set_preserve_mem_locs): Use it.
2260 (dataflow_set_remove_mem_locs): Likewise.
2261 (dump_var): Renamed from dump_variable. Adjust all callers.
2262 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
2263 * Makefile.in (var-tracking.o): Adjust deps.
2265 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
2267 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
2269 2010-01-20 Richard Guenther <rguenther@suse.de>
2271 PR tree-optimization/42717
2272 * tree-ssa-dce.c (get_live_post_dom): Remove.
2273 (forward_edge_to_pdom): Take an arbitrary edge to copy
2274 degenerate PHI args from.
2275 (remove_dead_stmt): Use the first post-dominator even if it
2276 does not contain live statements as redirection destination.
2278 2010-01-20 Richard Guenther <rguenther@suse.de>
2280 * tree-inline.c (estimate_num_insns): Handle EH builtins.
2282 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2284 * sel-sched.c (create_speculation_check): Remove set but not used
2286 (try_transformation_cache): Remove set but not used variable ds.
2287 (calculate_privileged_insns): Remove set but not used variables
2288 cur_insn and min_spec_insn.
2289 (find_best_expr): Remove set but not used variable avail_n.
2290 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
2292 * cgraphunit.c (assemble_thunk): Remove set but not used variable
2294 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
2295 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
2298 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
2301 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
2302 cpu types. Add support for *-sse3 cpu types.
2303 (x86_64-*-*): Ditto.
2305 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2308 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
2309 argument, call initializer_constant_valid_p_1 instead of
2310 initializer_constant_valid_p, pass CACHE to it, return NULL
2311 immediately if first call returns NULL.
2312 (initializer_constant_valid_p_1): New function.
2313 (initializer_constant_valid_p): Use it.
2315 2010-01-20 Thomas Quinot <quinot@adacore.com>
2317 * tree.def (PLACEHOLDER_EXPR): Fix comment.
2319 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2321 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
2322 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
2323 (loc_list_from_tree): Don't handle unsigned division. Handle
2324 signed modulo using DW_OP_{over,over,div,mul,minus}.
2325 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
2326 modulo instead of signed.
2328 2010-01-20 DJ Delorie <dj@redhat.com>
2330 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
2332 (h8300_emit_stack_adjustment): Propogate it.
2334 (h8300_expand_prologue): Likewise.
2335 (h8300_expand_epilogue): Likewise.
2337 2010-01-19 Michael Matz <matz@suse.de>
2339 PR tree-optimization/41783
2340 * tree-data-ref.c (toplevel): Include flags.h.
2341 (dump_data_dependence_relation): Also dump the inputs if the
2342 result will be unknown.
2343 (split_constant_offset_1): Look through some conversions.
2344 * tree-predcom.c (determine_roots_comp): Restart a new chain if
2345 the offset from last element is too large.
2346 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
2347 (reassociate_to_the_same_stmt): Handle vector registers.
2348 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
2350 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
2351 wide_prolog_niters argument, emit widening instructions.
2352 (vect_do_peeling_for_alignment): Adjust caller, use widened
2353 variant of the iteration cound.
2354 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
2356 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2359 * config/arm/neon-testgen.m (emit_automatics): New parameter
2360 features. Adjust for Fixed_return_reg feature.
2361 (test_intrinsic): Call emit_automatics with new feature.
2362 * config/arm/neon.ml: Update copyright years.
2363 (features): New Fixed_return_reg feature.
2364 (ops): Update feature for Vget_low.
2366 2010-01-19 Jakub Jelinek <jakub@redhat.com>
2368 PR tree-optimization/42719
2369 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
2373 * fwprop.c (all_uses_available_at): Return false if def_set dest
2374 is a REG that is used in def_insn.
2376 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
2378 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
2380 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
2383 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
2385 * target.h (struct gcc_target) <secondary_reload>: Change type
2386 of last argument to secondary_reload_info *.
2388 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
2391 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
2392 memory references with unaligned offsets. Remove CQImode handling.
2393 (unaligned_memory_operand): Return 1 for memory references with
2394 unaligned offsets. Remove CQImode handling.
2396 2010-01-18 Richard Guenther <rguenther@suse.de>
2399 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
2402 2010-01-18 Richard Guenther <rguenther@suse.de>
2404 PR tree-optimization/42781
2405 * tree-ssa-structalias.c (find_what_var_points_to): Skip
2406 restrict processing only if the original variable was artificial.
2408 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
2410 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
2411 find number of popped argument bytes.
2413 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
2414 Fix the text that describes the return value for invalid insns.
2416 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
2418 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
2419 Clarify what 'cost of the -dependence' is. Fix quoting.
2421 * toplev.c (default_get_pch_validity): Rename argument to "sz".
2422 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
2424 2010-01-17 Jakub Jelinek <jakub@redhat.com>
2426 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2427 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
2429 2010-01-17 Richard Guenther <rguenther@suse.de>
2432 * function.c (split_complex_args): Take a VEC to modify.
2433 (assign_parms_augmented_arg_list): Build a VEC instead of
2434 a chain of PARM_DECLs.
2435 (assign_parms_unsplit_complex): Take a VEC of arguments.
2436 Do not fixup unmodified parms.
2437 (assign_parms): Deal with the VEC.
2438 (gimplify_parameters): Likewise.
2440 2010-01-17 Richard Guenther <rguenther@suse.de>
2442 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
2443 node existence check.
2444 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
2445 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
2446 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
2447 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
2448 (gimple_execute_on_growing_pred): Likewise.
2450 2010-01-17 Richard Guenther <rguenther@suse.de>
2452 PR tree-optimization/42773
2453 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
2454 (compute_antic_aux): Likewise.
2455 (compute_partial_antic_aux): Likewise.
2457 2010-01-17 Jie Zhang <jie.zhang@analog.com>
2460 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
2463 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
2465 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
2468 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
2469 Fix markup for strict argument.
2471 (TARGET_SCHED_REORDER2): Fix argument types.
2473 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
2474 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
2476 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
2477 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
2479 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
2482 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
2483 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
2484 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
2485 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
2486 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
2488 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
2490 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
2492 (TARGET_ASM_RELOC_RW_MASK): Add return type.
2493 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
2495 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
2497 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
2500 (TARGET_ASM_NAMED_SECTION): Fix argument list.
2502 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
2503 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
2505 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
2507 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
2509 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
2510 referring to it. Fix language.
2512 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
2514 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
2516 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
2518 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
2520 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
2521 '@var{stream}. Remove stray 'and'.
2523 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
2525 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
2527 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
2529 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
2530 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
2532 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
2533 Fix description of return value.
2534 Rename argument "sz" to "len."
2536 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
2537 Clarify meaning of 'true' return value.
2539 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
2541 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
2542 rep_mode versus mode_rep.
2544 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
2546 (TARGET_BUILTIN_DECL): Fix name.
2548 (TARGET_COMMUTATIVE_P): Fix type of first argument.
2550 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
2552 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
2554 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
2556 (TARGET_RELAXED_ORDERING): Use @deftypevr.
2558 (TARGET_GET_DRAP_RTX): Note that this is a hook.
2561 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
2562 Rename argument tm_fn to md_fn.
2564 (TARGET_OPTION_PRINT): Fix argument list.
2566 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
2569 * config/i386/i386.c (ix86_fixup_binary_operands):
2570 Revert FMA4 fixup of operands.
2572 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2575 * Makefile.in (write_entries_to_file, install-plugin):
2576 Use \012 instead of \n with tr.
2578 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
2580 * configure.ac (HAVE_AS_REF): New C macro.
2581 * configure: Regenerate.
2582 * config.in: Likewise.
2583 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
2585 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
2588 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
2590 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
2592 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
2594 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
2596 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
2598 (TARGET_IN_SMALL_DATA_P): Fix argument type.
2600 (TARGET_BINDS_LOCAL_P): Fix argument type.
2602 (TARGET_ASM_FILE_END): Use prototype.
2604 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
2606 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
2608 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
2610 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
2612 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
2613 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
2615 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
2616 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
2618 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
2619 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
2620 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
2621 (TARGET_ADDR_SPACE_CONVERT): Likewise.
2623 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
2625 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
2627 (TARGET_INIT_BUILTINS): Use prototype.
2629 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
2630 Put 'const char *' in braces. Fix parameter types.
2631 (TARGET_INVALID_CONVERSION): Fix parameter types.
2632 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
2633 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
2635 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
2638 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
2640 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
2642 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
2644 * doc/tm.texi (TARGET_HELP): Fix return type.
2646 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
2647 in braces. Fix argument types.
2649 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
2651 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
2653 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
2655 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
2656 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
2658 (TARGET_MANGLE_TYPE): Fix argument types.
2660 (TARGET_IRA_COVER_CLASSES): Use prototype.
2662 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
2664 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
2666 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
2668 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
2670 (TARGET_CALLEE_COPIES): Fix argument types.
2672 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
2674 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
2676 (TARGET_FUNCTION_VALUE): Fix argument types.
2678 (TARGET_RETURN_IN_MSB): Fix argument type.
2680 (TARGET_RETURN_IN_MEMORY): Fix argument types.
2682 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
2684 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
2686 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
2687 agree with return type.
2689 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
2691 2010-01-15 Jing Yu <jingyu@google.com>
2693 PR rtl-optimization/42691
2694 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
2695 a pseudo to a constant and are merged, and adjust comments.
2697 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
2699 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
2701 2010-01-15 Richard Guenther <rguenther@suse.de>
2704 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
2705 labels of computed or non-local gotos to the destination.
2706 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
2707 landing pad label is the first label.
2709 2010-01-15 Richard Guenther <rguenther@suse.de>
2711 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
2713 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2716 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
2717 to allow generation of the xssqrtdp instruction on power7.
2718 (sqrtdf2_fpr): Ditto.
2720 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2723 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
2724 functions with noreturn attribute.
2727 * varasm.c (declare_weak): Add weak attribute to decl if it
2728 doesn't have one already.
2729 (assemble_external): Only add decls to weak_decls if they also
2730 have weak attribute.
2732 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
2734 * var-tracking.c (var_reg_delete): Don't delete the association
2735 between REGs and values or one-part variables if the register
2738 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2741 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
2742 because its first operand is a non-localized variable.
2744 2010-01-14 Martin Jambor <mjambor@suse.cz>
2746 PR tree-optimization/42706
2747 * tree-sra.c (encountered_recursive_call): New variable.
2748 (encountered_unchangable_recursive_call): Likewise.
2749 (sra_initialize): Initialize both new variables.
2750 (callsite_has_enough_arguments_p): New function.
2751 (scan_function): Call decl and flags check only for IPA-SRA, check
2752 whether there is a recursive call and whether it has enough arguments.
2753 (all_callers_have_enough_arguments_p): New function.
2754 (convert_callers): Look for recursive calls only when
2755 encountered_recursive_call is set.
2756 (ipa_early_sra): Bail out either if
2757 !all_callers_have_enough_arguments_p or
2758 encountered_unchangable_recursive_call.
2760 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2762 * sel-sched.c: Add 2010 to copyright years.
2763 * sel-sched-ir.c: Likewise.
2764 * sel-sched-ir.h: Likewise.
2766 2010-01-14 Martin Jambor <mjambor@suse.cz>
2768 PR tree-optimization/42714
2769 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
2770 constructors specially.
2772 2010-01-14 Andi Kleen <ak@linux.intel.com>
2774 * config/i386/drivers-i386.c (detect_caches_intel):
2775 Add l2sizekb parameter and fill in.
2776 (host_detect_local_cpu): Add l2sizekb, fill in.
2777 Add Atom small cache heuristic.
2779 2010-01-14 Andi Kleen <ak@linux.intel.com>
2781 * config/i386/drivers-i386.c (detect_caches_cpuid4):
2782 Add level3 parameter and fill in.
2783 (detect_caches_intel): Handle level3 cache.
2785 2010-01-14 Andi Kleen <ak@linux.intel.com>
2787 * config/i386/drivers-i386.c (host_detect_local_cpu):
2788 Fix core duo detection.
2790 2010-01-14 Andi Kleen <ak@linux.intel.com>
2792 * config/i386/drivers-i386.c (host_detect_local_cpu):
2795 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2797 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
2798 (rs6000_variable_issue_1): this. Use...
2799 (rs6000_variable_issue): here. Reimplement. Print debug info.
2801 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2803 * sel-sched-ir.c (sel_restore_other_notes): Rename to
2804 sel_restore_notes. Update all callers. Call reemit_notes
2807 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2809 PR rtl-optimization/42246
2810 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
2813 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2815 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
2816 all successors is the same as number of successors in current region.
2818 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2820 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
2821 to rename is not separable. Otherwise check that its LHS is not NULL.
2823 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2825 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
2827 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2829 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
2830 available registers when failed to discover LHS register class.
2831 Fix indentation. Update comment.
2833 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2834 Alexander Monakov <amonakov@ispras.ru>
2836 PR rtl-optimization/42389
2837 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
2839 (advance_state_on_fence): Likewise.
2840 (sel_target_adjust_priority): Print debug output only when
2841 sched_verbose >= 4, not 2.
2842 (get_expr_cost): Do not issue all unique insns on the next cycle.
2843 (fill_insns): Initialize can_issue_more from the value saved
2845 * sel-sched-ir.c (flist_add): New parameter issue_more.
2846 Init FENCE_ISSUE_MORE with it.
2847 (merge_fences): Likewise.
2848 (init_fences): Update call to flist_add.
2849 (add_to_fences, add_clean_fence_to_fences)
2850 (add_dirty_fence_to_fences): Likewise.
2851 (move_fence_to_fences): Update call to merge_fences.
2852 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
2854 * sel-sched-ir.h (struct _fence): New field issue_more.
2855 (FENCE_ISSUE_MORE): New accessor macro.
2857 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2859 PR rtl-optimization/42388
2860 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
2861 that have no predecessors nor successors. Do not call move_bb_info
2862 for empty blocks outside of current region.
2864 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2866 PR rtl-optimization/42294
2867 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
2868 * sel-sched.c (move_exprs_to_boundary): Transitively add all
2869 originators' originators.
2871 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2873 PR rtl-optimization/39453
2874 PR rtl-optimization/42246
2875 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
2877 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
2879 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2880 Alexander Monakov <amonakov@ispras.ru>
2883 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
2884 (maybe_tidy_empty_bb): ... here. Make static. Add new
2885 argument. Update all callers.
2886 (tidy_control_flow): ... and here. Recompute topological order
2887 of basic blocks in region if necessary.
2888 (sel_redirect_edge_and_branch): Change return type. Return true
2889 if topological order might have been invalidated.
2890 (purge_empty_blocks): Export and move from...
2891 * sel-sched.c (purge_empty_blocks): ... here.
2892 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
2893 (maybe_tidy_empty_bb): Delete prototype.
2894 (purge_empty_blocks): Declare.
2896 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2898 PR rtl-optimization/42249
2899 * sel-sched.c (try_replace_dest_reg): When chosen register
2900 and original register is the same, do not bail out early, but
2901 still check all original insns for validity of replacing destination
2902 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
2905 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2908 Port from no-undefined-overflow branch:
2909 2009-03-09 Richard Guenther <rguenther@suse.de>
2911 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
2913 2010-01-14 Richard Guenther <rguenther@suse.de>
2916 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
2918 2010-01-14 Ira Rosen <irar@il.ibm.com>
2920 PR tree-optimization/42709
2921 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
2922 as scalar type in creation of constant vector operand.
2924 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2927 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
2928 (check-parallel-%): Match `testsuite' directory component only
2931 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
2933 PR translation/39521
2934 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
2937 2010-01-13 Richard Guenther <rguenther@suse.de>
2939 PR tree-optimization/42730
2940 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
2943 2010-01-13 Steve Ellcey <sje@cup.hp.com>
2946 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
2947 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
2950 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
2952 * config/bfin/libgcc-bfin.ver: Regenerate based on current
2953 libgcc-std.ver. Add entries for ___smulsi3_highpart and
2954 ___umulsi3_highpart.
2956 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
2957 rather than schedule_insns if the pass is enabled.
2959 2010-01-13 Martin Jambor <mjambor@suse.cz>
2961 PR tree-optimization/42704
2962 * tree-sra.c (sra_modify_assign): Do not delete assignments to
2965 2010-01-13 Martin Jambor <mjambor@suse.cz>
2967 PR tree-optimization/42703
2968 * tree-sra.c (analyze_access_subtree): Check that we can build a
2969 reference to the original data within the aggregate.
2971 2010-01-13 Richard Guenther <rguenther@suse.de>
2973 PR tree-optimization/42705
2974 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
2976 2010-01-13 Richard Guenther <rguenther@suse.de>
2979 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
2981 2010-01-13 Jakub Jelinek <jakub@redhat.com>
2984 * var-tracking.c (values_to_unmark): New variable.
2985 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
2986 values_to_unmark vector. Moved body to...
2987 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
2988 instead queue it into values_to_unmark vector.
2989 (vt_find_locations): Free values_to_unmark vector.
2991 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
2993 * config/s390/s390.c (override_options): Set
2994 default of max-pending-list-length to 256
2996 2010-01-13 Richard Guenther <rguenther@suse.de>
2999 * tree-pass.h (PROP_gimple_lcx): New.
3000 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
3001 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
3002 before the final cleanup_eh.
3003 (dump_properties): Dump PROP_gimple_lcx.
3004 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
3005 (tree_lower_complex_O0): Remove.
3006 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
3007 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
3008 tree_lower_complex, schedule TODO_update_ssa.
3009 * lto-streamer-out.c (output_function): Stream the functions
3011 * lto-streamer-in.c (input_function): Likewise.
3012 (lto_read_body): Do not override them here.
3014 2010-01-12 Joseph Myers <joseph@codesourcery.com>
3017 * c-typeck.c (build_c_cast): Fold value cast to union type before
3018 wrapping it in a CONSTRUCTOR.
3020 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3022 PR rtl-optimization/42699
3023 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
3026 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3028 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3029 SUBTARGET_WARN_UNUSED_SPEC): Move ...
3030 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3031 SUBTARGET_WARN_UNUSED_SPEC): ... here
3032 * config/mips/iris5.h (LIBGCC_SPEC): Define.
3034 2010-01-12 Julian Brown <julian@codesourcery.com>
3036 * config/arm/neon-schedgen.ml (Utils): Don't try to
3037 open missing module.
3038 (find_with_result): New.
3040 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3043 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
3044 sharing when canonicalizing ({lt,ge}u (plus a b) b).
3046 PR tree-optimization/42645
3047 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
3048 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
3049 decl_map, set processing_debug_stmt to -1 and return name without
3052 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
3054 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
3055 binutils version, and reword target configuration description.
3057 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3059 * config/avr/avr.h (LINKER_NAME): Remove.
3061 2010-01-11 Janis Johnson <janis187@us.ibm.com>
3064 * config/rs6000/rs6000.c (rs6000_override_options): On targets
3065 that support VSX, warn for -mno-altivec if vsx is not disabled,
3068 2010-01-11 Joseph Myers <joseph@codesourcery.com>
3069 Shujing Zhao <pearly.zhao@oracle.com>
3071 PR translation/42469
3072 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
3073 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
3074 character between option name and help text.
3075 * c.opt (imultilib): Likewise.
3077 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
3079 * lto-streamer-out.c (output_unreferenced_globals): Output static
3082 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
3084 PR rtl-optimization/42621
3085 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
3086 optimizing for size.
3087 (duplicate_computed_gotos): Remove now-redundant check.
3089 2010-01-10 Steve Ellcey <sje@cup.hp.com>
3092 * configure.ac: Save and restore LDFLAGS and LIBS
3093 * configure: Regenerate.
3095 2010-01-10 Richard Guenther <rguenther@suse.de>
3098 * builtins.c (fold_builtin_strlen): Add type argument and
3099 convert the resulting length to it.
3100 (fold_builtin_1): Adjust.
3102 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3104 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
3105 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
3107 (num_insns_constant_wide): Adjust for that change.
3109 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3112 * web.c (union_defs): Add used argument, to combine uses of
3114 (entry_register): Adjust type and tests of used argument.
3115 (web_main): Widen used for new use. Pass it to union_defs.
3116 * df.h (union_defs): Adjust prototype.
3118 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3121 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
3122 uses in new incoming argument. Free body.
3123 (reset_debug_uses_in_loop): New.
3124 (analyze_insn_to_expand_var): Call the latter if the former found
3125 anything. Fix whitespace. Reject invalid dest overlaps before
3126 going through all insns in the loop.
3128 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3131 * haifa-sched.c (dying_use_p): Debug insns don't count.
3133 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3136 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
3137 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
3138 (verify_gimple_call): Reject LHS in noreturn calls.
3140 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3144 * tree-vect-loop-manip.c (adjust_info): New type.
3145 (adjust_vec): New pointer to vector.
3146 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
3147 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
3148 (slpeel_update_phis_for_duplicate_loop): Use them.
3149 (slpeel_update_phi_nodes_for_guard1): Likewise.
3150 (slpeel_update_phi_nodes_for_guard2): Likewise.
3151 (slpeel_tree_peel_loop_to_edge): Likewise.
3152 (vect_update_ivs_after_vectorizer): Likewise.
3154 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3156 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
3157 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3159 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3161 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
3162 bogus uninitialized warning.
3164 2010-01-09 Richard Guenther <rguenther@suse.de>
3167 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
3168 the evolution is compatible with the initial condition.
3170 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3172 * gcc.c (process_command): Update copyright notice dates.
3173 * gcov.c (print_version): Likewise.
3174 * gcov-dump.c (print_version): Likewise.
3175 * mips-tfile.c (main): Likewise.
3176 * mips-tdump.c (main): Likewise.
3178 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3181 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
3183 (rotlhi3_8): Delete.
3185 (rotlsi3_8): Delete.
3186 (rotlsi3_16): Delete.
3187 (rotlsi3_24): Delete.
3189 (*rotw<mode>3): New.
3190 (*rotb<mode>3): New.
3191 * config/avr/avr.c (avr_rotate_bytes): New function.
3192 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
3194 2010-01-08 Steve Ellcey <sje@cup.hp.com>
3197 * configure.ac: Modify -rdynamic check.
3198 * configure: Regenerate.
3200 2010-01-08 DJ Delorie <dj@redhat.com>
3202 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
3203 register popping order.
3205 2010-01-08 Richard Guenther <rguenther@suse.de>
3208 * c.opt (fsigned-char): Also let LTO handle this option.
3209 (funsigned-char): Likewise.
3211 2010-01-07 Richard Guenther <rguenther@suse.de>
3213 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
3214 (gimple_op): Likewise.
3215 (gimple_op_ptr): Likewise.
3216 (gimple_assign_set_lhs): Remove gcc_assert.
3217 (gimple_assign_set_rhs1): Likewise.
3218 (gimple_assign_set_rhs2): Likewise.
3219 (gimple_call_set_lhs): Likewise.
3220 (gimple_call_set_fn): Likewise.
3221 (gimple_call_set_fndecl): Likewise.
3222 (gimple_call_fndecl): Likewise.
3223 (gimple_call_return_type): Likewise.
3224 (gimple_call_set_chain): Likewise.
3225 (gimple_call_num_args): Likewise.
3226 (gimple_call_set_arg): Likewise.
3227 (gimple_cond_set_code): Likewise.
3228 (gimple_cond_set_lhs): Likewise.
3229 (gimple_cond_set_rhs): Likewise.
3230 (gimple_cond_set_true_label): Likewise.
3231 (gimple_cond_set_false_label): Likewise.
3232 (gimple_label_set_label): Likewise.
3233 (gimple_goto_set_dest): Likewise.
3234 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
3235 (gimple_debug_bind_get_value): Likewise.
3236 (gimple_debug_bind_get_value_ptr): Likewise.
3237 (gimple_debug_bind_set_var): Likewise.
3238 (gimple_debug_bind_set_value): Likewise.
3239 (gimple_debug_bind_reset_value): Likewise.
3240 (gimple_debug_bind_has_value_p): Likewise.
3241 (gimple_return_retval_ptr): Remove gcc_assert.
3242 (gimple_return_retval): Likewise.
3243 (gimple_return_set_retval): Likewise.
3244 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
3245 (safe_referenced_var_iterator): Remove.
3246 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
3247 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
3248 (fill_referenced_var_vec): Remove.
3249 (first_readonly_imm_use): Remove redundant gcc_assert.
3250 (phi_arg_index_from_use): Combine gcc_asserts.
3251 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
3252 (first_imm_use_stmt): Remove redundant gcc_assert.
3253 * tree-cfg.c (verify_gimple_call): Verify function and chain
3254 operands. Verify arguments.
3255 (verify_types_in_gimple_stmt): Verify condition code and labels.
3257 2010-01-07 Richard Guenther <rguenther@suse.de>
3259 PR tree-optimization/42641
3260 * sese.c (rename_map_elt_info): Use the SSA name version, do
3263 2010-01-07 Jakub Jelinek <jakub@redhat.com>
3265 PR tree-optimization/42625
3266 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
3267 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
3269 2010-01-07 Duncan Sands <baldrick@free.fr>
3271 * Makefile.in (PLUGIN_HEADERS): Add version.h.
3273 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
3276 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
3277 note itself is not function_invariant_p.
3279 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
3281 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
3282 Do not add the DF_NOTE problem.
3283 * store-motion.c (execute_rtl_store_motion): Likewise.
3285 2010-01-07 Martin Jambor <mjambor@suse.cz>
3287 PR tree-optimization/42157
3288 * tree-sra.c (compare_access_positions): Stabilize sort if both
3289 accesses have integer types, return zero immediately if they are the
3292 2010-01-06 Richard Henderson <rth@redhat.com>
3295 * haifa-sched.c (add_to_note_list): Merge into ...
3296 (concat_note_lists): ... here, and ...
3297 (unlink_other_notes, rm_other_notes): Merge into...
3298 (remove_notes): ... here. Create REG_SAVE_NOTEs for
3299 NOTE_INSN_EPILOGUE_BEG.
3301 2010-01-06 Richard Guenther <rguenther@suse.de>
3303 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
3304 not inline regular functions into always-inline functions.
3306 2010-01-06 Nick Clifton <nickc@redhat.com>
3308 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
3309 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
3311 (OVERRIDE_OPTIONS): Delete.
3312 (OPTIMIZATION_OPTIONS): Define.
3313 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
3314 * config/rx/rx.c (rx_handle_option): Issue an error message if
3315 -mcpu=rx200 and -fpu are used together.
3316 (rx_set_optimization_options): New function. Issue an error
3317 message if an optimization attribute attempts to reset the FPU/
3318 math optimization pairing.
3319 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
3320 * config/rx/rx.opt: Set the default to 32-bit doubles.
3321 * config/rx/t-rx: Add multilibs for -nofpu option.
3322 * doc/invoke.texi: Update documentation of RX options.
3324 2010-01-06 Richard Guenther <rguenther@suse.de>
3326 * tree-ssa-pre.c (name_to_id): New global.
3327 (alloc_expression_id): Simplify SSA name handling.
3328 (lookup_expression_id): Likewise.
3329 (init_pre): Zero name_to_id.
3330 (fini_pre): Free it.
3332 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
3334 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
3336 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
3339 * config/i386/sse.md (smaxv2di3): New.
3340 (umaxv2di3): Likewise.
3341 (sminv2di3): Likewise.
3342 (uminv2di3): Likewise.
3344 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
3347 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
3348 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
3349 (legitimize_tls_address): Likewise.
3350 (sparc_tls_referenced_p): Likewise.
3351 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
3352 and adjust calls to legitimize_pic_address.
3353 (legitimate_constant_p) Use sparc_tls_referenced_p.
3354 (legitimate_pic_operand_p): Likewise.
3355 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
3356 (sparc_tls_symbol_ref_1): Delete.
3357 (sparc_tls_referenced_p): Make static, recognize specific patterns.
3358 (legitimize_tls_address): Make static, handle CONST patterns.
3359 (legitimize_pic_address): Make static, remove unused parameter and
3360 adjust recursive calls.
3361 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
3362 and adjust call to legitimize_pic_address.
3363 (sparc_output_mi_thunk): Likewise.
3365 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
3366 H.J. Lu <hongjiu.lu@intel.com>
3369 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
3370 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
3371 operands to make them signed.
3374 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3377 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3378 GTU to GT for V4SI and V2DI.
3380 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3381 (umin<mode>3): Removed.
3383 (uminv4si3): Likewise.
3385 2010-01-05 Martin Jambor <mjambor@suse.cz>
3387 PR tree-optimization/42462
3388 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
3389 current_function_decl to helper functions and macros.
3391 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3394 * flags.h: Don't include real.h.
3395 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
3396 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
3397 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
3398 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
3399 * dominance.c: Update copyright.
3400 * gimple.c (walk_gimple_op): Remove inline.
3401 * tree-ssa-reassoc.c: Include real.h.
3402 * Makefile.in (FLAGS_H): Remove $(REAL_H).
3403 (tree-ssa-reassoc.o): Depend on $(REAL_H).
3405 2010-01-05 Nick Clifton <nickc@redhat.com>
3407 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
3408 register to push into the stack frame when the accumulator has to
3409 be saved during interrupts.
3411 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
3413 * doc/invoke.texi: Remove the documentation about option
3415 * common.opt (Wunreachable-code): Preserved for backward
3417 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
3418 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
3419 the backward compatibility flag section.
3421 2010-01-05 Richard Guenther <rguenther@suse.de>
3423 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
3425 2010-01-05 Jakub Jelinek <jakub@redhat.com>
3428 * cfgexpand.c (expand_one_var): Diagnose too large variables.
3430 PR tree-optimization/42508
3431 * tree-sra.c (convert_callers): Check for recursive call
3432 by comparing cgraph nodes instead of decls.
3433 (modify_function): Call ipa_modify_formal_parameters also
3434 on all same_body aliases.
3436 * cgraphunit.c (cgraph_materialize_all_clones): Compare
3437 cgraph nodes when checking for same_body aliases.
3439 2010-01-05 Richard Guenther <rguenther@suse.de>
3441 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
3442 allocation and lookup.
3443 (get_or_alloc_expr_for_constant): Likewise.
3444 (phi_translate): Sink allocation.
3446 2010-01-04 Richard Guenther <rguenther@suse.de>
3448 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
3449 a new entry only if needed.
3450 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
3451 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
3453 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
3455 (phi_translate): Handle CONSTANTs early.
3457 2010-01-04 Martin Jambor <mjambor@suse.cz>
3459 PR tree-optimization/42398
3460 * tree-sra.c (struct access): Removed flag grp_different_types.
3461 (dump_access): Do not dump the removed flag.
3462 (sort_and_splice_var_accesses): Do not set the removed flag.
3463 (sra_modify_expr): Check for type compatibility directly.
3465 2010-01-04 Martin Jambor <mjambor@suse.cz>
3467 PR tree-optimization/42366
3468 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
3469 edges with variable number of parameters.
3470 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
3471 flag instead of asserting it.
3472 (ipa_read_node_info): Read uses_analysis_done flag.
3474 2010-01-04 Richard Guenther <rguenther@suse.de>
3476 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
3477 iterative_hash_* as intended.
3478 (vn_reference_compute_hash): Likewise. Simplify hashing
3480 (vn_reference_lookup_2): Likewise.
3481 (vn_nary_op_compute_hash): Likewise.
3482 (vn_phi_compute_hash): Likewise.
3483 (expressions_equal_p): Remove strange code.
3484 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
3485 (pre_expr_hash): Likewise. Simplify hashing SSA names.
3486 (bitmap_insert_into_set_1): Take value-id as parameter.
3487 (add_to_value): Pass it.
3488 (bitmap_insert_into_set): Likewise.
3489 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
3491 2010-01-04 Jakub Jelinek <jakub@redhat.com>
3494 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
3495 (do_self_spec): For switches with SWITCH_IGNORE set set also
3496 SWITCH_IGNORE_PERMANENTLY.
3497 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
3500 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
3502 * lto-streamer-out.c (output_unreferenced_globals): Output the full
3503 tree of an unreferenced global var.
3505 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3508 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3509 GTU to GT for V4SI and V2DI.
3511 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3512 (umin<mode>3): Removed.
3514 (uminv4si3): Likewise.
3516 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3519 * collect2.c (main): Turn on trace in collect2 if -v is passed
3522 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
3524 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
3525 description of expression operand.
3527 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
3529 * configure.ac: Add install-html to target_list for Make-hooks.
3530 * configure: Regenerate.
3531 * fortran/Make-lang.in (F95_HTMLFILES): New.
3532 (fortran.html): Use it.
3533 (fortran.install-html): New.
3534 * Makefile.in (install-html): Add lang.install-html.
3535 * java/Make-lang.in (JAVA_HTMLFILES): New.
3536 (java.html): Use it.
3537 (java.install-html): New.
3538 * objc/Make-lang.in (objc.install-html): New.
3539 * objcp/Make-lang.in (obj-c++.install-html): New.
3540 * cp/Make-lang.in (c++.install-html): New.
3541 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
3542 * lto/Make-lang.in (lto.install-html): New.
3544 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
3547 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
3549 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
3551 PR rtl-optimization/41862
3552 * store-motion.c (store_killed_in_insn, compute_store_table,
3553 remove_reachable_equiv_notes, replace_store_insn,
3554 build_store_vectors): Ignore all DEBUG_INSNs.
3556 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
3559 * common.opt: Add dumpdir.
3561 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
3563 (option_map): Add --dumpdir.
3565 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
3567 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
3569 * opts.c (decode_options): Try dump_dir_name first if
3570 dump_base_name isn't an absolute path.
3571 (common_handle_option): Handle OPT_dumpdir.
3573 * toplev.c (dump_dir_name): New.
3574 (print_switch_values): Also ignore -dumpdir.
3576 * toplev.h (dump_dir_name): New.
3578 2010-01-03 Richard Guenther <rguenther@suse.de>
3580 PR tree-optimization/42589
3581 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
3582 double-word expansion of bswap32.
3584 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
3586 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
3587 with BLOCK_FOR_INSN.
3588 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
3589 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
3590 noce_process_if_block): Likewise.
3591 * gcse.c (compute_local_properties, insert_expr_in_table,
3592 insert_set_in_table, canon_list_insert, find_avail_set,
3593 pre_insert_copy_insn): Likewise.
3595 * basic-block.h (BLOCK_NUM): Move from here...
3596 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
3598 2010-01-03 Richard Guenther <rguenther@suse.de>
3600 PR tree-optimization/42438
3601 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
3602 contains_may_not_return_call flag.
3603 (BB_MAY_NOTRETURN): New.
3604 (valid_in_sets): Trapping nary operations are not valid
3605 in blocks that may not return.
3606 (insert_into_preds_of_block): Remove check for trapping expressions.
3607 (compute_avail): Compute also BB_MAY_NOTRETURN.
3609 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
3611 * doc/invoke.texi: Add 2010 to copyright years.
3613 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
3615 * config/sparc/sparc.c: Fix formatting nits.
3617 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
3618 Alexander Monakov <amonakov@ispras.ru>
3620 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
3622 2010-01-02 Richard Guenther <rguenther@suse.de>
3625 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
3626 (simplify_switch_using_ranges): Mark to be removed edges
3629 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3631 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3633 * collect2.c (scan_libraries): Add missing argument in call to
3636 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
3639 * config/alpha/predicates.md (aligned_memory_operand): Return false
3641 (unaligned_memory_operand): Return true for CQImode.
3642 * config/alpha/alpha.c (get_aligned_mem): Assert that location
3643 doesn not cross aligned SImode word boundary.
3645 2010-01-02 Anatoly Sokolov <aesok@post.ru>
3647 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
3649 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
3650 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
3652 2010-01-02 Richard Guenther <rguenther@suse.de>
3655 * toplev.c (compile_file): Emit LTO marker properly. Change
3657 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
3659 2010-01-01 Richard Guenther <rguenther@suse.de>
3662 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
3664 2010-01-01 Richard Guenther <rguenther@suse.de>
3667 * c-decl.c (grokdeclarator): For zero-size arrays force
3668 structural equality checks as layout_type does.
3670 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
3672 * builtins.c: Update copyright to 2010.
3674 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
3677 * lto-streamer-out.c (produce_asm): Revert the last change.
3678 (copy_function): Likewise.
3680 * lto-streamer.c (lto_get_section_name): Skip any leading
3683 2010-01-01 Richard Guenther <rguenther@suse.de>
3686 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
3690 Copyright (C) 2010 Free Software Foundation, Inc.
3692 Copying and distribution of this file, with or without modification,
3693 are permitted in any medium without royalty provided the copyright
3694 notice and this notice are preserved.