1 2010-03-15 Martin Jambor <mjambor@suse.cz>
3 PR tree/optimization/43141
4 * tree-sra.c (create_abstract_origin): New function.
5 (modify_function): Call create_abstract_origin.
7 2010-03-15 Chris Demetriou <cgd@google.com>
9 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
12 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
15 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
16 call insert_out_of_ssa_copy for default definitions.
18 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
20 * graphite-clast-to-gimple.c (my_long_long): Defined.
21 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
22 * graphite-sese-to-poly.c (my_long_long): Defined.
23 (scop_ivs_can_be_represented): Use it.
25 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
27 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
28 graphite-max-bbs-per-function, and loop-block-tile-size.
29 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
31 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
33 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
35 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
37 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
38 (add_upper_bounds_from_estimated_nit): New.
39 (build_loop_iteration_domains): Use it.
41 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
43 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
45 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
48 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
49 should be an INTEGER_CST. Also handle CASE_CONVERT.
51 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
53 * graphite.c (graphite_initialize): To bound the number of bbs per
54 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
55 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
56 * doc/invoke.texi: Document it.
58 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
60 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
61 * graphite-sese-to-poly.h (build_poly_scop): Same.
63 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
65 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
66 the number of parameters in the scop. Use as an upper bound
67 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
68 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
69 * doc/invoke.texi: Document it.
71 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
73 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
74 * doc/c-tree.texi: Remove.
75 * doc/generic.texi: Merge c-tree.texi here.
76 * doc/gccint.texi (Trees): Remove menu entry.
77 (c-tree.texi): Remove @include.
78 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
79 * doc/languages.texi (Reading RTL): Ditto.
81 2010-03-12 Steve Ellcey <sje@cup.hp.com>
84 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
86 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
89 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
90 code added to work around reload clobbering CONST insns.
92 2010-03-12 Jakub Jelinek <jakub@redhat.com>
94 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
95 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
96 (cselib_preserve_only_values): Remove retain argument, don't
97 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
98 * cselib.h (cselib_preserve_only_values): Remove retain argument.
99 * var-tracking.c (micro_operation): Move insn field before union.
100 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
101 (struct variable_tracking_info_def): Remove n_mos field, change
102 mos into a vector of micro_operations.
103 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
104 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
105 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
106 changing into a vector.
107 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
108 come before all other uops generated by add_stores.
109 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
111 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
112 a vector. Run just one pass over the bbs instead of separate counting
113 and computation phase.
114 (vt_finalize): Free VTI (bb)->mos vector instead of array.
117 * tree-inline.c (remap_decls): Put old_var rather than origin_var
118 into *nonlocalized_list vector.
119 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
120 even if origin is non-NULL.
121 (gen_variable_die): Likewise.
122 (process_scope_var): Don't change origin.
123 (gen_decl_die): Likewise.
124 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
125 before adding new edges instead of after it, fix moving over
128 2010-03-11 David S. Miller <davem@davemloft.net>
130 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
132 * configure: Rebuild.
134 2010-03-11 Martin Jambor <mjambor@suse.cz>
136 PR tree-optimization/43257
137 * tree.c (assign_assembler_name_if_neeeded): New function.
138 (free_lang_data_in_cgraph): Assembler name assignment moved to the
140 * tree.h (assign_assembler_name_if_neeeded): Declare.
141 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
142 the function if needed.
144 2010-03-11 Chris Demetriou <cgd@google.com>
146 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
147 include/stdint-gcc.h, and include/stdint.h world-readable.
149 2010-03-11 Richard Guenther <rguenther@suse.de>
151 PR tree-optimization/43255
152 * tree-vrp.c (process_assert_insertions_for): Do not insert
153 asserts for trivial conditions.
155 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
157 PR tree-optimization/43280
158 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
159 generation. Move calculation of size out of the if branch.
160 (find_bswap): Modify compare number generation.
162 2010-03-11 Richard Guenther <rguenther@suse.de>
165 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
166 (input_gimple_stmt): Fixup handled component types during
167 operand read. Also fix up decls in ADDR_EXPRs.
169 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
171 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
172 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
174 2010-03-10 Jan Hubicka <jh@suse.cz>
177 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
178 * varasm.c (get_variable_section): Don't do that here...
179 (make_decl_rtl): ... and here.
180 (do_assemble_alias): Produce decl RTL.
181 (assemble_alias): Likewise.
183 2010-03-10 Jakub Jelinek <jakub@redhat.com>
186 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
187 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
189 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
190 (based_loc_descr): Only express drap or vdrap regno based expressions
191 using DW_OP_fbreg when not optimizing.
192 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
193 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
194 REG_CFA_SET_VDRAP note.
196 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
198 PR tree-optimization/43236
199 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
200 error in calculation of base address in reverse iteration case.
201 (generate_builtin): Take number of latch executions if the statement
204 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
207 * tree-eh.c: Include pointer-set.h.
208 (lower_eh_dispatch): Filter out duplicate case labels and
209 remove the unneeded edge when the label is unused. Return
210 true when some edges are removed.
211 (execute_lower_eh_dispatch): When any lowering resulted in
212 removing an edge, also delete unreachable blocks.
214 2010-03-10 Jakub Jelinek <jakub@redhat.com>
217 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
218 UNSPEC_MACHOPIC_OFFSET.
220 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
223 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
224 (m68k_delegitimize_address): New function.
226 2010-03-09 Jakub Jelinek <jakub@redhat.com>
229 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
232 * var-tracking.c (adjust_sets): New function.
233 (count_with_sets, add_with_sets): Use it.
234 (get_adjusted_src): New inline function.
235 (add_stores): Use it.
238 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
239 call cselib_dummy_expand_value_rtx_cb instead of
240 cselib_expand_value_rtx_cb.
243 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
244 * config/i386/i386.c: Include debug.h and dwarf2out.h.
245 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
246 and .cfi_endproc around the pic thunks.
247 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
248 all queued unwind info register saves are saved before the call.
249 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
250 considered as sp-=4 for unwind info and the pop as sp+=4 which
251 also clobbers dest, but doesn't actually restore it.
254 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
257 2010-03-09 Jie Zhang <jie@codesourcery.com>
259 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
260 whitespaces in output template.
262 2010-03-09 Jie Zhang <jie@codesourcery.com>
264 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
267 2010-03-08 Jakub Jelinek <jakub@redhat.com>
269 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
270 builtins.exp in a separate job.
272 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
274 * graphite-sese-to-poly.c (add_param_constraints): Use
275 lower_bound_in_type and upper_bound_in_type.
277 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
279 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
280 instead of unsigned_type_node.
282 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
283 Reza Yazdani <reza.yazdani@amd.com>
286 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
287 on pointer type parameters.
289 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
293 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
294 handle conversions from pointer to integers.
295 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
296 induction variable, to be able to work with code generated by CLooG.
297 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
298 (build_poly_scop): Bail out if we cannot codegen a loop.
300 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
302 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
303 code generation with gloog_error.
305 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
307 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
308 Call fold_convert on all the returned values.
309 (expand_scalar_variables_expr): Pass to
310 expand_scalar_variables_ssa_name the type of the resulting expression.
312 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
314 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
315 ppl_min_for_le_pointset.
316 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
317 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
319 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
321 * graphite-dependences.c (map_into_dep_poly): Removed.
322 (dependence_polyhedron_1): Use combine_context_id_scat.
324 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
326 * graphite-poly.h (struct poly_scattering): Add layout documentation.
327 (struct poly_bb): Same.
328 (combine_context_id_scat): New.
330 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
333 * sese.c (name_defined_in_loop_p): Return false for default
336 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
338 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
339 and clean up the logic.
341 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
343 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
346 2010-03-08 Jakub Jelinek <jakub@redhat.com>
348 * var-tracking.c (remove_cselib_value_chains): Define only for
350 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
351 delete_slot_part, emit_notes_for_differences_1): Don't call
352 remove_cselib_value_chains here.
353 (set_slot_part, emit_notes_for_differences_2): Don't call
354 add_cselib_value_chains here.
355 (preserved_values): New vector.
356 (preserve_value): New function.
357 (add_uses, add_stores, vt_add_function_parameters): Use it
358 instead of cselib_preserve_value.
359 (changed_values_stack): New vector.
360 (check_changed_vars_0): New function.
361 (check_changed_vars_1, check_changed_vars_2): Use it.
362 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
363 changed_values_stack VALUEs.
364 (vt_emit_notes): For all preserved_values call
365 add_cselib_value_chains. If ENABLE_CHECKING call
366 remove_cselib_value_chains before verifying value_chains is empty.
367 Initialize and free changed_values_stack.
368 (vt_initialize): Initialize preserved_values.
369 (vt_finalize): Free preserved_values.
371 2010-03-08 Richard Guenther <rguenther@suse.de>
373 PR tree-optimization/43269
374 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
377 2010-03-08 Martin Jambor <mjambor@suse.cz>
379 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
380 (ipa_is_param_called): Removed.
381 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
382 (ipa_print_node_params): Do not print the called flag.
383 (ipa_write_node_info): Do not stream the called flag.
384 (ipa_read_node_info): Likewise.
386 2010-03-07 Jakub Jelinek <jakub@redhat.com>
389 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
390 * cselib.c (struct expand_value_data): Add dummy field.
391 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
393 (cselib_dummy_expand_value_rtx_cb): New function.
394 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
396 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
397 * var-tracking.c: Include pointer-set.h.
398 (variable): Change n_var_parts to char from int. Add
399 cur_loc_changed and in_changed_variables fields.
400 (variable_canonicalize): Remove.
401 (shared_var_p): New inline function.
402 (unshare_variable): Maintain cur_loc_changed and
403 in_changed_variables fields. If var was in changed_variables,
404 replace it there with new_var. Just copy cur_loc instead of
405 resetting it to something else.
406 (variable_union): Don't recompute cur_loc. Use shared_var_p.
407 (dataflow_set_union): Don't call variable_canonicalize.
408 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
409 of their DEBUG_EXPR_TREE_DECLs.
410 (canonicalize_loc_order_check): Verify that cur_loc is NULL
411 and in_changed_variables and cur_loc_changed is false.
412 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
413 and cur_loc_changed. Don't update cur_loc here.
414 (variable_merge_over_src): Don't call variable_canonicalize.
415 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
416 removing loc that is equal to cur_loc, clear cur_loc,
417 set cur_loc_changed and ensure variable_was_changed is called.
418 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
419 compare pointers in cur_loc check, if it is equal to loc,
420 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
421 (variable_different_p): Remove compare_current_location argument,
422 don't compare cur_loc.
423 (dataflow_set_different_1): Adjust variable_different_p caller.
424 (variable_was_changed): If dv had some var in changed_variables
425 already, reset in_changed_variables flag for it and propagate
426 cur_loc_changed over to the new variable. On empty var
427 always set cur_loc_changed. Set in_changed_variables on whatever
428 var is added to changed_variables.
429 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
430 Use shared_var_p. When removing loc that is equal to cur_loc,
431 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
432 end, don't set it to something else, just call variable_was_changed.
433 (delete_slot_part): Use shared_var_p. When cur_loc equals to
434 loc being removed, clear cur_loc and set cur_loc_changed.
435 Set cur_loc_changed if all locations have been removed.
436 (struct expand_loc_callback_data): New type.
437 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
438 allocated. Always create SUBREGs if simplify_subreg failed.
439 Prefer to use cur_loc, when that fails and still in
440 changed_variables (and seen first time) recompute it. Set
441 cur_loc_changed of variables which had to change cur_loc and
442 compute elcd->cur_loc_changed if any of the subexpressions used
443 had to change cur_loc.
444 (vt_expand_loc): Adjust to pass arguments in
445 expand_loc_callback_data structure.
446 (vt_expand_loc_dummy): New function.
447 (emitted_notes): New variable.
448 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
449 that weren't used for any other decl in current
450 emit_notes_for_changes call call vt_expand_loc_dummy to update
451 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
452 first loc_chain location if NULL before. Always use just
453 cur_loc instead of first loc_chain location. When cur_loc_changed
454 is false, when not --enable-checking=rtl just don't emit any note.
455 When rtl checking, compute the note and assert it is the same
456 as previous note. Clear cur_loc_changed and in_changed_variables
457 at the end before removing from changed_variables.
458 (check_changed_vars_3): New function.
459 (emit_notes_for_changes): Traverse changed_vars to call
460 check_changed_vars_3 on each changed var.
461 (emit_notes_for_differences_1): Clear cur_loc_changed and
462 in_changed_variables. Recompute cur_loc of new_var.
463 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
464 (vt_emit_notes): Initialize and destroy emitted_notes.
466 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
468 PR rtl-optimization/42220
469 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
470 Use verify_reg_tracked to determine if we should use OP_OUT rather
472 (build_def_use): If we see an in-out operand for a register that we
473 know nothing about, treat is an output if possible, fail the block if
476 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
479 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
482 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
485 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
486 uses of relevant DEFs that are dead outside the loop too.
488 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
490 * var-tracking.c (dataflow_set_merge): Swap src and src2.
492 2010-01-13 Jakub Jelinek <jakub@redhat.com>
494 * var-tracking.c (values_to_unmark): New variable.
495 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
496 values_to_unmark vector. Moved body to...
497 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
498 instead queue it into values_to_unmark vector.
499 (vt_find_locations): Free values_to_unmark vector.
501 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
503 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
504 (site.exp): Export them when plugins are enabled.
506 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
509 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
511 (chrec_fold_multiply): Same.
513 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
516 * c-decl.c (build_compound_literal): Return early if init is
519 2010-03-04 Martin Jambor <mjambor@suse.cz>
521 PR tree-optimization/43164
522 PR tree-optimization/43191
523 * tree-sra.c (type_consists_of_records_p): Reject records with
524 zero-size bit-fields at the end.
526 2010-03-04 Mike Stump <mikestump@comcast.net>
528 * Makefile.in (TAGS): Remove *.y.
530 2010-03-04 Richard Guenther <rguenther@suse.de>
532 PR tree-optimization/40761
533 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
535 (my_rev_post_order_compute): New function.
538 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
541 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
542 decrease the cost of an IV candidate when the cost is infinite.
544 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
546 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
547 Use '3DNow!' for the extension of that name, ensure normal space
549 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
551 2010-03-03 Jeff Law <law@redhat.com>
553 * PR middle-end/32693
554 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
556 (extract_bit_field_1): Likewise.
558 2010-03-03 Janis Johnson <janis187@us.ibm.com>
560 * doc/sourcebuild.texi (Test directives): Document that arguments
561 include-opts and exclude-opts are now optional for dg-skip-if,
562 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
564 2010-03-03 Jason Merrill <jason@redhat.com>
567 * cgraph.h (varpool_node): Add extra_name field.
568 * varpool.c (varpool_extra_name_alias): New.
569 (varpool_assemble_decl): Emit extra name aliases.
570 (varpool_mark_needed_node): Look past an extra name alias.
571 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
572 * lto-streamer-in.c (lto_input_tree): Read it.
573 * lto-streamer-out.c (output_unreferenced_globals): Write it.
575 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
577 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
578 (sparc*-*-solaris2*): ...this.
580 2010-03-03 Jakub Jelinek <jakub@redhat.com>
583 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
584 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
585 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
586 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
589 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
590 fallthrough to default handling, just with want_address 0 instead of 2.
591 For single element lists, add_AT_loc directly, otherwise create an
592 artificial variable DIE and stick location list to it.
595 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
596 (VAL_EXPR_HAS_REVERSE): Define.
597 (reverse_op): New function.
598 (add_stores): For reversible operations add an extra MO_VAL_USE.
600 2010-03-02 Jason Merrill <jason@redhat.com>
602 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
604 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
606 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
607 (sparc64-*-linux*): Likewise.
608 (sparc64-*-solaris2*): Include assembler files before linker ones.
609 (sparc-*-solaris2*): Simplify and reorder to match previous case.
610 * config/sparc/gas.h: Delete.
611 * config/sparc/sol2-64.h: Add copyright notice.
612 * config/sparc/sol2-gas-bi.h: Likewise.
613 * config/sparc/sol2-gld.h: Likewise.
614 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
615 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
616 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
617 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
618 (sparc_elf_asm_named_section): Rename into...
619 (sparc_solaris_elf_asm_named_section): ...this. Always define.
621 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
623 * config/alpha/alpha.c (override_options): Fix -mtune error message.
625 2010-03-02 Jeff Law <law@redhat.com>
628 * reload1.c (rtx_p, substitute_stack): Declare.
629 (substitute): Record addresses of changed rtxs.
630 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
631 Restore the original rtx when complete.
632 (reload): Free subsitute_stack when complete.
634 2010-03-02 Janis Johnson <janis187@us.ibm.com>
636 * doc/gccint.texi (menu): Add Testsuites as a chapter.
637 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
639 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
640 LTO Testing, gcov Testing, profopt Testing, compat Testing,
641 Torture Tests): Change from subsection to section.
643 2010-03-02 Jakub Jelinek <jakub@redhat.com>
644 Steven Bosscher <steven@gcc.gnu.org>
646 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
649 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
652 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
653 the assignment from the new induction variable to the assignment
654 of the value from the original loop PHI function.
656 2010-03-01 Janis Johnson <janis187@us.ibm.com>
657 Daniel Jacobowitz <dan@codesourcery.com>
659 * doc/sourcebuild.texi (Test directives): Clarify options to
662 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
664 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
665 Disable cfi directives unless GCC and gas agree on using read-only
666 .eh_frame sections for 64-bit.
667 * configure: Regenerate.
669 2010-03-01 Richard Guenther <rguenther@suse.de>
671 PR tree-optimization/43220
672 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
673 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
675 2010-03-01 Richard Guenther <rguenther@suse.de>
676 Martin Jambor <mjambor@suse.cz>
679 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
680 gimplified parameters.
682 2010-03-01 Christian Bruel <christian.bruel@st.com>
684 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
686 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
688 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
690 2010-03-01 Richard Guenther <rguenther@suse.de>
693 * expr.c (expand_assignment): Use the alias-oracle to tell
694 if the rhs aliases the result decl.
696 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
699 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
700 to sol_gt_pch_get_address.
701 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
702 64-bit, SPARC and x86.
703 (sol_gt_pch_get_address): New function.
705 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
707 * toplev.h (inform_n, error_n): Declare.
708 * diagnostic.c (inform_n, error_n): New function.
710 2010-03-01 Jakub Jelinek <jakub@redhat.com>
712 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
713 has no rtl yet when processing local_decls, queue it and recheck
714 if deferred stack allocation hasn't assigned it rtl.
716 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
718 * config/sh/sh.c (unspec_bbr_uid): New.
719 (gen_block_redirect): Use it instead of INSN_UID.
720 (gen_far_branch): Likewise.
722 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
724 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
725 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
727 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
729 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
730 (Warning Options): -Wno-conversion-null is valid for
731 Objective-C++ as well.
732 * doc/tm.texi (Named Address Spaces): Likewise.
733 * doc/plugins.texi (Plugins): Replace TABs with spaces.
734 * doc/tree-ssa.texi (Tree SSA): Likewise.
736 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
739 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
740 by default. Don't set the default arch for
741 i[34567]86-*-darwin*|x86_64-*-darwin*.
743 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
746 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
747 default. Set the default 32bit/64bit archs with $with_arch
748 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
750 2010-02-27 Richard Guenther <rguenther@suse.de>
752 PR tree-optimization/43186
753 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
754 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
755 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
758 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
760 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
761 required and i[34567]86-*-* targets don't support 64bit ISA.
763 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
766 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
769 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
771 * config.gcc: Set the default arch at least to Prescott for
772 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
773 if SSE math is enabled.
775 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
777 * diagnostic.c (diagnostic_initialize): Update.
778 (diagnostic_report_diagnostic): Test inhibit_notes_p for
780 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
781 (diagnostic_inhibit_notes): New.
782 * toplev.c (process_options): inhibit notes with -fcompare-debug.
784 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
787 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
788 * doc/standards.texi: Likewise.
789 * doc/extend.texi: Likewise.
790 * doc/trouble.texi: Likewise.
791 * doc/cppopts.texi: Likewise.
792 * doc/install.texi: Likewise.
793 * c.opt (std=c90,std=gnu90): New options.
794 * c-opts.c (c_common_handle_option): Handle them.
796 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
799 * c-decl.c (undeclared_variable): Use an informative note.
801 2010-02-26 Richard Guenther <rguenther@suse.de>
803 PR tree-optimization/43186
804 * gimple.h (gimple_fold): Remove.
805 * gimple.c (gimple_fold): Remove. Inline into single user ...
806 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
807 Try harder for conditions.
809 2010-02-26 Jakub Jelinek <jakub@redhat.com>
812 * function.c (used_types_insert): Don't skip through named pointer
813 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
814 and it is different from the main variant's type.
816 2010-02-26 Nick Clifton <nickc@redhat.com>
818 * config/rx/rx.md (sminsi3): Remove bogus alternative.
820 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
822 * config.gcc: Support --with-fpmath=sse for x86.
824 * config/i386/ssemath.h: New.
826 * doc/install.texi (--with-fpmath=sse): Documented.
828 2010-02-26 Richard Guenther <rguenther@suse.de>
830 PR tree-optimization/43188
831 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
832 vector types of over-aligned element type.
834 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
837 * config/i386/i386.c (expand_vec_perm_blend): Use correct
838 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
840 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
842 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
844 2010-02-26 Jakub Jelinek <jakub@redhat.com>
846 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
847 * var-tracking.c: Include diagnostic.h.
848 (debug_dv): New function.
849 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
852 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
853 (add_value_chain, add_value_chains, remove_value_chain,
854 remove_value_chains): Handle DEBUG_EXPRs.
855 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
858 * regcprop.c (struct queued_debug_insn_change): New type.
859 (struct value_data_entry): Add debug_insn_changes field.
860 (struct value_data): Add n_debug_insn_changes field.
861 (debug_insn_changes_pool): New variable.
862 (free_debug_insn_changes, apply_debug_insn_changes,
863 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
864 (kill_value_one_regno): Call free_debug_insn_changes if needed.
865 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
867 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
869 (copyprop_hardreg_forward_1): Don't call apply_change_group for
870 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
871 changes, call cprop_find_used_regs via note_stores.
872 (copyprop_hardreg_forward): When copying vd from predecessor
873 which has any queued DEBUG_INSN changes, make sure the pointers are
874 cleared. At the end call df_analyze and then if there are any
875 DEBUG_INSN changes queued at the end of some basic block for still
876 live registers, apply them.
877 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
879 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
881 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
884 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
886 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
887 targets. Set the default with_cpu/with_arch from arch/cpu.
888 Allow x86-64 and native for with_cpu/with_arch.
890 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
892 * ebitmap.c: Change calls to verify_popcount with calls to
893 sbitmap_verify_popcount.
894 (ebitmap_clear_bit): Fixed map->cacheindex test and
895 map>cache update when bit clearing results in an empty
898 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
901 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
902 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
903 and support both V2DF and V2DI modes.
904 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
905 support both V2DF and V2DI modes.
906 (general): Delete trailing whitespace from a few patterns.
908 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
909 V2DF/V2DI interleave high/low builtins.
911 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
914 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
915 interleave high/low functions.
917 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
919 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
920 #pragma extern_prefix.
922 2010-02-25 Jakub Jelinek <jakub@redhat.com>
925 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
926 BLKmode, assert op0 is a MEM and just adjust its mode.
929 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
930 if bitpos isn't multiple of mode's bitsize.
932 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
934 * c.opt (-ftemplate-depth=): New.
935 (-ftemplate-depth-): Deprecate.
936 * optc-gen.awk: Handle -ftemplate-depth=.
937 * opth-gen.awk: Likewise.
938 * c-opts.c (c_common_handle_option): Likewise.
939 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
941 2010-02-24 Jason Merrill <jason@redhat.com>
943 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
945 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
947 * cfg.c (alloc_aux_for_block): Remove inline.
948 (alloc_aux_for_edge): Likewise.
950 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
952 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
954 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
956 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
957 * config/i386/sol2-gas.h: New file.
958 * config.gcc (i[34567]86-*-solaris2*): Use it.
960 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
963 * c-typeck.c (ep_convert_and_check): New.
964 (build_conditional_expr): Use it.
965 (build_binary_op): Likewise.
967 2010-02-24 Jakub Jelinek <jakub@redhat.com>
969 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
972 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
974 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
975 expr needs to have DECL_NAME set.
977 2010-02-24 Nick Clifton <nickc@redhat.com>
979 * config/mep/mep.c: Include gimple.h.
980 (mep_function_uses_sp): Delete unused function.
981 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
982 parameters. Use unsigned integers to count args. Return a
983 NULL_RTX instead of an error_mark_node. Toidy up formatting.
985 2010-02-23 Jakub Jelinek <jakub@redhat.com>
988 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
989 greater or equal to nelt instead of 2 * nelt.
990 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
993 2010-02-23 Jason Merrill <jason@redhat.com>
996 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
997 in cfun->local_decls even if they have register types.
1000 * stor-layout.c (place_field): Don't warn about unnecessary
1001 DECL_PACKED if the type is packed.
1003 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1006 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
1007 GOTOFF relocs, even when the base reg isn't pic pointer.
1009 2010-02-23 Michael Matz <matz@suse.de>
1012 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
1013 (expand_gimple_basic_block): Generate and use debug temps if there
1014 are debug uses left after the last real use of TERed ssa names.
1015 Unlink debug immediate uses when they are expanded.
1017 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1020 * config/i386/i386.c (override_options): Reorganise to provide
1021 better error messages.
1023 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1026 * graphite-scop-detection.c (create_single_exit_edge): Move
1027 the call to find_single_exit_edge to....
1028 (create_sese_edges): ...here. Don't handle multiple edges
1029 exiting the function.
1030 (build_graphite_scops): Don't handle multiple edges
1031 exiting the function.
1033 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1036 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
1037 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
1039 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1042 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
1044 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1047 * c-typeck.c (convert_arguments): Print declaration location.
1048 * c-common.c (validate_nargs): Rename as
1049 builtin_function_validate_nargs.
1050 (check_builtin_function_arguments): Update.
1052 2010-02-22 Richard Guenther <rguenther@suse.de>
1055 * tree-inline.c (declare_return_variable): Use the type of
1056 the call stmt lhs if available.
1058 2010-02-22 Duncan Sands <baldrick@free.fr>
1060 * passes.c (register_pass): Always consider all pass lists when
1061 ref_pass_instance_number is zero.
1063 2010-02-22 Richard Guenther <rguenther@suse.de>
1065 PR tree-optimization/42749
1066 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
1067 parameter. Do arithmetic in the original type.
1068 (update_accumulator_with_ops): Likewise.
1069 (adjust_accumulator_values): Adjust.
1071 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1073 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
1074 (QI to BLKmode splitter): New splitter.
1076 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
1078 * config/i386/i386.c (initial_ix86_tune_features): Turn on
1079 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
1081 2010-02-22 Richard Guenther <rguenther@suse.de>
1083 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
1085 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
1087 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
1088 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
1089 ($(T)crti.o, $(T)crtn.o): Remove rules.
1091 2010-02-21 Tobias Burnus <burnus@net-b.de>
1094 * doc/invoke.texi (-fassociative-math): Document that this
1095 option is automatically enabled for Fortran.
1097 2010-02-20 David S. Miller <davem@davemloft.net>
1099 * configure.ac: Test if linker and assembler properly support
1100 GOTDATA_OP relocations.
1101 * configure: Rebuild.
1102 * config.in: Likewise.
1103 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
1104 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
1105 (movsi_high_pic): Likewise.
1106 (movdi_lo_sum_pic): Likewise.
1107 (movdi_high_pic): Likewise.
1108 (movsi_pic_gotdata_op): New pattern.
1109 (movdi_pic_gotdata_op): Likewise.
1110 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
1111 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
1113 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
1116 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
1117 attribute to ssemul.
1118 (xop_mulv2div2di3_high): Ditto.
1120 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1123 * c.opt (Wconversion-null): New option.
1124 * doc/invoke.texi (Wconversion-null): Document.
1126 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1128 * common.opt (Wlarger-than-): Add Undocumented.
1130 2010-02-19 Mike Stump <mikestump@comcast.net>
1132 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
1134 2010-02-19 Jason Merrill <jason@redhat.com>
1137 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
1138 * configure: Likewise.
1140 2010-02-20 Alan Modra <amodra@gmail.com>
1143 * cgraph.h (cgraph_make_decl_local): Declare.
1144 * cgraph.c (cgraph_make_decl_local): New function.
1145 (cgraph_make_node_local): Use it.
1146 * cgraphunit.c (cgraph_function_versioning): Likewise.
1147 * ipa.c (function_and_variable_visibility): Likewise.
1149 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1152 * except.c (sjlj_emit_function_enter): Don't call
1153 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
1155 * rtl.h (add_reg_br_prob_note): Remove prototype.
1157 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1160 * c-common.c (conversion_warning): Remove widening conversions
1161 before checking the conversion of integers to reals.
1163 2010-02-19 Mike Stump <mikestump@comcast.net>
1166 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
1169 * cgraphunit.c (process_function_and_variable_attributes): Check
1170 DECL_PRESERVE_P instead of looking up attribute "used".
1171 * ipa-pure-const.c (check_decl): Likewise.
1172 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
1173 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
1174 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
1175 instead of attribute "used".
1176 * config/sol2-c.c (solaris_pragma_init): Likewise.
1177 (solaris_pragma_fini): Likewise.
1179 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1181 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
1182 Use XCNEW instead of xcalloc.
1183 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
1184 XNEW instead of xmalloc.
1185 (get_fields): Use XNEWVEC instead of xmalloc.
1188 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
1189 populate vars array.
1190 (create_new_general_access): For debug stmts just reset value.
1191 (get_stmt_accesses): For accesses within debug stmts just record them
1192 using add_access_to_acc_sites instead of preventing the peeling or
1193 counting them as accesses.
1196 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
1198 2010-02-19 Richard Guenther <rguenther@suse.de>
1200 PR tree-optimization/42916
1201 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
1204 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
1206 * configure.ac: Replace all uses of changequote in macro arguments
1207 with proper quoting.
1209 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1212 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
1214 2010-02-19 Richard Guenther <rguenther@suse.de>
1216 PR tree-optimization/42944
1217 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
1218 test for aliasing with errno.
1220 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1223 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
1224 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
1225 * dojump.c: Include output.h.
1226 (inv): New inline function.
1227 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
1228 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
1229 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
1230 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
1231 argument, pass it down to other calls.
1232 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
1233 add REG_BR_PROB note to the conditional jump.
1234 * cfgexpand.c (add_reg_br_prob_note): Removed.
1235 (expand_gimple_cond): Don't call it, add the probability
1236 as last argument to jumpif_1/jumpifnot_1.
1237 * Makefile.in (dojump.o): Depend on output.h.
1238 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
1240 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
1241 * stmt.c (do_jump_if_equal): Likewise.
1242 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
1243 * loop-unswitch.c (compare_and_jump_seq): Likewise.
1244 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
1246 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
1247 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
1248 jumpifnot_1 callers.
1249 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
1251 (store_expr): Adjust jumpifnot caller.
1252 (store_constructor): Adjust jumpif caller.
1255 * gimplify.c (gimple_boolify): For __builtin_expect call
1256 gimple_boolify also on its first argument.
1258 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
1260 * configure.ac (gnu-unique-object): Wrap regexps using [] in
1262 (__stack_chk_fail): Ditto. Remove quadrigraphs.
1263 * configure: Regenerated.
1265 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1267 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
1268 lang_hooks.types_compatible_p instead of comptypes.
1270 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
1272 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
1273 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
1274 if __prefer_thumb__ is defined.
1276 2010-02-18 Martin Jambor <mjambor@suse.cz>
1278 PR tree-optimization/43066
1279 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
1280 array with zero-sized element type.
1282 2010-02-18 Jakub Jelinek <jakub@redhat.com>
1284 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
1285 rtx, allocate struct var_loc_node here and return it to the
1286 caller, and only if it is actually needed.
1287 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
1288 move it earlier and return immediately if it returns NULL.
1290 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
1292 * config/sparc/gas.h: New file. Restore
1293 TARGET_ASM_NAMED_SECTION to its ELF default.
1294 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
1296 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1297 Likewise. Add ATTRIBUTE_UNUSED to prototype.
1298 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
1299 after sparc/sysv4.h.
1301 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
1303 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
1305 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
1307 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
1308 patterns from predicated pattern.
1310 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
1313 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
1314 for insn mnemonic suffix.
1316 2010-02-17 Richard Guenther <rguenther@suse.de>
1318 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
1321 2010-02-17 Jakub Jelinek <jakub@redhat.com>
1324 * caller-save.c (save_call_clobbered_regs): If BB ends with
1325 a DEBUG_INSN, move any notes in between last real insn and the last
1326 DEBUG_INSN after the last DEBUG_INSN.
1328 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
1330 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
1331 Fix return type. Fix argument type. Explain meaning of return value.
1333 2010-02-16 Richard Guenther <rguenther@suse.de>
1335 PR tree-optimization/41043
1336 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
1337 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
1339 (vrp_visit_phi_node): ... but only for loop PHI nodes.
1341 2010-02-16 Ira Rosen <irar@il.ibm.com>
1343 PR tree-optimization/43074
1344 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
1345 * tree-vect-loop.c (vect_analyze_loop_operations): Add
1346 vectorizable cycles in hybrid SLP check.
1347 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
1349 2010-02-16 Richard Guenther <rguenther@suse.de>
1351 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
1352 (true_dependence): If memrefs_conflict_p computes must-alias
1353 trust it. Move TBAA check after offset-based disambiguation.
1354 (canon_true_dependence): Likewise.
1356 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
1358 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
1359 * doc/invoke.texi: Document it.
1360 * var-tracking.c: Include toplev.h and params.h.
1361 (vt_find_locations): Return bool indicating success. Compute
1362 hash sizes unconditionally. Check new parameter, report.
1363 (variable_tracking_main_1): Check vt_find_locations results and
1364 retry. Renamed from...
1365 (variable_tracking_main): ... this. New wrapper to preserve
1366 flag_var_tracking_assignments.
1367 * Makefile.in (var-tracking.o): Adjust dependencies.
1369 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
1370 Jakub Jelinek <jakub@redhat.com>
1373 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
1374 if weak_import attribute is present.
1375 * config/darwin.c (machopic_select_section): Likewise.
1377 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
1379 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
1380 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
1381 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
1382 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
1384 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
1387 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1390 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
1391 Rewrite text to refer to the names.
1393 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
1395 * config/i386/i386-builtin-types.def
1396 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
1397 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
1398 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
1399 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
1400 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
1401 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
1402 IX86_BUILTIN_VPERMIL2PS256.
1403 (MULTI_ARG_4_DF2_DI_I): Defined.
1404 (MULTI_ARG_4_DF2_DI_I1): Defined.
1405 (MULTI_ARG_4_SF2_SI_I): Defined.
1406 (MULTI_ARG_4_SF2_SI_I1): Defined.
1407 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
1408 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
1409 __builtin_ia32_vpermil2ps256.
1410 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1411 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1412 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
1413 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1414 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1415 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
1416 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
1417 CODE_FOR_xop_vpermil2v8sf3.
1418 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
1419 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
1420 * config/i386/xopintrin.h (_mm_permute2_pd): New.
1421 (_mm256_permute2_pd): New.
1422 (_mm_permute2_ps): New.
1423 (_mm256_permute2_ps): New.
1425 2010-02-15 Nick Clifton <nickc@redhat.com>
1427 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
1428 boolean parameters. Use emit_jump_insn when emitting a pop
1429 instruction containing a return insn.
1430 (push): Use 'true' rather than '1' as second parameter to F.
1431 (h8300_expand_prologue): Likewise.
1432 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
1433 (h8300_expand_epilogue): Likewise.
1435 2010-02-15 Richard Guenther <rguenther@suse.de>
1438 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
1441 2010-02-15 Nick Clifton <nickc@redhat.com>
1443 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
1446 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
1448 * intl.c (fake_ngettext): New function.
1449 * intl.h (fake_ngettext): Declare.
1450 (ngettext): Define macro.
1451 * collect2.c (notice_translated): New function.
1452 (main): Use notice_translated and ngettext.
1453 * collect2.h (notice_translated): Declare.
1455 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
1457 * reorg.c (delete_computation): Comment fixes.
1458 * caller-save.c (setup_save_areas): Idem.
1459 * sel-sched-dump.c (dump_lv_set): Idem.
1462 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1464 * config/s390/s390.c (s390_sched_init): New function.
1465 (TARGET_SCHED_INIT): Target hook defined.
1467 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
1468 Jack Howarth <howarth@bromo.med.uc.edu>
1469 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1472 Partial revert of unintended change in fix for PR41605.
1473 * config/darwin.h: Fix typo.
1474 * config/darwin9.h: Same.
1476 2010-02-11 Jakub Jelinek <jakub@redhat.com>
1478 * c-pch.c (pch_init): Clear v.
1480 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1483 * graphite-scop-detection.c (graphite_can_represent_scev): Call
1484 graphite_can_represent_init for MULT_EXPR.
1486 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1490 * graphite-sese-to-poly.c (remove_phi): New.
1491 (translate_scalar_reduction_to_array): Call remove_phi.
1493 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1496 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
1497 * graphite-clast-to-gimple.h (gloog): Update declaration.
1498 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
1499 * graphite-poly.h (struct poly_bb): Add missing comments.
1500 (struct scop): Add poly_scop_p field.
1502 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
1503 * graphite.c (graphite_transform_loops): Build the polyhedral
1504 representation for each scop before code generation.
1505 * sese.c (rename_variables_in_operand): Removed.
1506 (rename_variables_in_expr): Return the renamed expression.
1507 (rename_sese_parameters): New.
1508 * sese.h (rename_sese_parameters): Declared.
1510 2010-02-11 Richard Guenther <rguenther@suse.de>
1512 PR tree-optimization/42998
1513 * tree-ssa-pre.c (create_expression_by_pieces): Treat
1514 POINTER_PLUS_EXPR properly.
1516 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1517 Changpeng Fang <changpeng.fang@amd.com>
1520 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
1521 the cost of an IV candidate when the IV is used in a test against zero.
1523 * gcc.dg/tree-ssa/ivopts-3.c: New.
1525 2010-02-11 Richard Guenther <rguenther@suse.de>
1528 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
1529 pointer-vs-decl case by swapping refs. Handle some cases
1530 of pointer-vs-decl disambiguations more conservatively.
1531 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
1532 to false after expanding.
1534 2010-02-11 Richard Guenther <rguenther@suse.de>
1537 * gcc.c (process_command): Handle LTO file@offset case more
1540 2010-02-11 Jakub Jelinek <jakub@redhat.com>
1542 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
1543 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
1545 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
1547 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
1548 if MEM's mode size isn't DWARF2_ADDR_SIZE.
1549 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
1550 Optimize eq/ne comparisons when both arguments are known to be
1552 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
1553 Don't mask operands unnecessarily if they are known to be already
1556 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
1558 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
1561 2010-02-10 Richard Guenther <rguenther@suse.de>
1563 PR tree-optimization/43017
1564 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
1565 for wrapping signed arithmetic.
1567 2010-02-10 Jakub Jelinek <jakub@redhat.com>
1570 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
1571 if no debug info should be emitted for it.
1573 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
1575 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
1576 note when flag_exceptions is set.
1578 2010-02-10 Duncan Sands <baldrick@free.fr>
1580 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
1582 2010-02-10 Richard Guenther <rguenther@suse.de>
1585 * tree.c (get_unwidened): Handle constants.
1586 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
1588 2010-02-10 Martin Jambor <mjambor@suse.cz>
1591 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
1592 check for variable argument counts independently.
1594 2010-02-10 Christian Bruel <christian.bruel@st.com>
1597 * config/sh/sh.c (find_barrier): Increase length for non delayed
1598 conditional branches.
1600 2010-02-10 Christian Bruel <christian.bruel@st.com>
1602 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
1604 2010-02-10 Jakub Jelinek <jakub@redhat.com>
1606 * builtins.c (set_builtin_user_assembler_name): Also handle
1607 ffs if int is smaller than word.
1609 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
1612 * ira-conflicts.c (get_dup): Remove.
1613 (process_reg_shuffles): Add new parameter. Use it as an
1614 additional guard for copy generation.
1615 (add_insn_allocno_copies): Rewrite.
1617 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
1619 * common.opt (fsched2-use-traces): Preserved for backward
1621 * doc/invoke.texi: Remove the documentation about option
1622 -fsched2-use-traces.
1623 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
1624 flag_sched2_use_traces.
1625 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
1626 the backward compatibility flag section.
1628 2010-02-09 Richard Guenther <rguenther@suse.de>
1630 PR tree-optimization/43008
1631 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
1632 make HEAP variables initialized from global memory if they
1633 are not known builtin functions.
1634 (find_func_aliases): Adjust.
1636 2010-02-09 Richard Guenther <rguenther@suse.de>
1638 PR tree-optimization/43000
1639 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
1640 arithmetic manually.
1642 2010-02-08 Jakub Jelinek <jakub@redhat.com>
1644 PR tree-optimization/42931
1645 * tree-loop-linear.c (try_interchange_loops): Don't call
1646 double_int_mul if estimated_loop_iterations failed.
1648 2010-02-08 Martin Jambor <mjambor@suse.cz>
1651 * tree-sra.c (build_accesses_from_assign): Do not mark in
1652 should_scalarize_away_bitmap if stmt has volatile ops.
1653 (sra_modify_assign): Do not process assigns piecemeal if if stmt
1656 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
1658 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
1660 2010-02-07 Adam Nemet <adambnmet@gmail.com>
1662 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
1665 2010-02-07 Andrew Pinski <pinskia@gmail.com>
1668 * df-core.c (df_finish_pass): Change type of saved_flags to int.
1670 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1673 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
1674 to unknown_dependence.
1675 (graphite_legal_transform_dr): Handle the unknown_dependence.
1676 (graphite_carried_dependence_level_k): Same.
1678 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1680 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
1682 2010-02-07 Richard Guenther <rguenther@suse.de>
1685 * expr.c (get_inner_reference): Always initialize *pbitsize.
1687 2010-02-07 Richard Guenther <rguenther@suse.de>
1690 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
1691 new ARRAY_REFs on variable size element or minimal index arrays.
1693 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
1694 gimple_fold_indirect_ref.
1696 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
1699 * arm.c (arm_override_options): Just return if the user has specified
1700 an invalid fpu name.
1702 2010-02-03 Jason Merrill <jason@redhat.com>
1705 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
1706 i386_pe_maybe_record_exported_symbol.
1708 2010-02-05 Steve Ellcey <sje@cup.hp.com>
1711 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
1712 (pa_delegitimize_address): New function.
1714 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
1716 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
1717 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
1719 2010-02-05 Richard Guenther <rguenther@suse.de>
1722 * lto-streamer-in.c (get_resolution): Deal with references
1723 to undefined functions.
1725 2010-02-05 Richard Guenther <rguenther@suse.de>
1727 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
1728 (fold_const_aggregate_ref): Likewise.
1729 (ccp_fold_stmt): Substitute loads.
1730 (maybe_fold_reference): Verify types before substituting.
1732 (fold_gimple_assign): Unshare properly.
1733 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
1735 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
1737 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
1738 for rs6000_gen_cell_microcode.
1740 2010-02-04 Richard Guenther <rguenther@suse.de>
1742 PR rtl-optimization/42952
1743 * dse.c (const_or_frame_p): Remove MEM handling.
1745 2010-02-04 Nick Clifton <nickc@redhat.com>
1747 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
1748 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
1749 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
1750 (mn10300_asm_output_mi_thunk): New function.
1751 (mn10300_can_output_mu_thunk): New function.
1752 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
1753 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
1754 (FUNCTION_ARG): Delete incorrect comment.
1756 2010-02-03 Jason Merrill <jason@redhat.com>
1759 * fold-const.c (operand_equal_p): Handle erroneous types.
1761 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1763 * config/h8300/h8300.md (can_delay): Fix attibute condition.
1765 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
1767 PR rtl-optimization/42941
1768 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
1771 2010-02-03 Jason Merrill <jason@redhat.com>
1774 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
1776 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
1779 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
1780 (cselib_reset_table): Renamed from...
1781 (cselib_reset_table_with_next_value): ... this.
1782 (cselib_get_next_uid): Renamed from...
1783 (cselib_get_next_unknown_value): ... this.
1784 * cselib.c (next_uid): Renamed from...
1785 (next_unknown_value): ... this.
1786 (cselib_clear_table): Adjust.
1787 (cselib_reset_table): Adjust. Renamed from...
1788 (cselib_reset_table_with_next_value): ... this.
1789 (cselib_get_next_uid): Adjust. Renamed from...
1790 (cselib_get_next_unknown_value): ... this.
1791 (get_value_hash): Use hash.
1792 (cselib_hash_rtx): Likewise.
1793 (new_cselib_val): Adjust. Set and dump uid.
1794 (cselib_lookup_mem): Pass next_uid as hash.
1795 (cselib_subst_to_values): Likewise.
1796 (cselib_log_lookup): Dump uid.
1797 (cselib_lookup): Pass next_uid as hash. Adjust.
1798 (cselib_process_insn): Adjust.
1799 (cselib_init): Initialize next_uid.
1800 (cselib_finish): Adjust.
1801 (dump_cselib_table): Likewise.
1802 * dse.c (canon_address): Dump value uid.
1803 * print-rtl.c (print_rtx): Print value uid.
1804 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
1806 (dv_uid): New function, sort of renamed from...
1807 (dv_htab_hash): ... this, reimplemented in terms of it and...
1808 (dv_uid2hash): ... this. New.
1809 (variable_htab_eq): Drop excess assertions.
1810 (tie_break_pointers): Removed.
1811 (canon_value_cmp): Compare uids.
1812 (variable_post_merge_New_vals): Print uids.
1813 (vt_add_function_parameters): Adjust.
1814 (vt_initialize): Reset table. Adjust.
1816 2010-02-03 Richard Guenther <rguenther@suse.de>
1818 PR tree-optimization/42944
1819 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
1820 (call_may_clobber_ref_p_1): Likewise. Properly handle
1821 malloc and calloc clobbering errno.
1823 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
1825 * doc/invoke.texi: Fix name of sched1 dump.
1827 * opts.c (decode_options): Set flag_tree_switch_conversion
1828 only conditionally on optimize >= 2.
1830 * gcse.c: Assorted comment fixes in pass description.
1832 2010-02-03 Anthony Green <green@moxielogic.com>
1834 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
1835 nop padding in order to maintain alignment of storage location of
1836 target function address.
1837 (moxie_trampoline_init): Store target function address at newly
1839 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
1841 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
1843 2010-02-03 Richard Guenther <rguenther@suse.de>
1846 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
1848 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1850 * config.gcc: Reenable check for obsolete targets.
1851 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
1852 mips-sgi-irix6.[0-4]*.
1854 2010-02-02 Nick Clifton <nickc@redhat.com>
1856 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
1857 constant size of 4 as being the same as 0.
1858 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
1859 can take values in the range 0..4.
1861 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
1864 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
1865 as _darwin10_Unwind_FindEnclosingFunction().
1866 * libgcc-libsystem.ver: New.
1868 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
1871 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
1872 implicitly set registers.
1874 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
1876 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
1877 (arm_override_options): Allow automatic selection of the thread
1878 pointer register if thumb2.
1879 (legitimize_pic_address): Improve code sequences for Thumb2.
1880 (arm_call_tls_get_addr): Likewise.
1881 (legitimize_tls_address): Likewise.
1882 * arm.md (pic_load_addr_arm): Delete. Replace with ...
1883 (pic_load_addr_32bit): ... this. New named pattern.
1884 * thumb2.md (pic_load_addr_thumb2): Delete.
1885 (pic_load_dot_plus_four): Delete.
1886 (tls_load_dot_plus_four): New named pattern.
1888 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1891 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
1892 Document fix for TLS bug.
1894 2010-01-31 Richard Guenther <rguenther@suse.de>
1896 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
1897 conservatively correct.
1899 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1903 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1905 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
1907 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1909 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
1911 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
1913 * config.gcc: Adjust order of makefile fragments for mingw targets.
1915 2010-01-31 Richard Guenther <rguenther@suse.de>
1918 * gimplify.c (gimplify_init_constructor): For volatile LHS
1919 initialize a temporary.
1921 2010-01-31 Matthias Klose <doko@ubuntu.com>
1923 * configure.ac: Fix __stack_chk_fail check for cross builds configured
1925 * configure: Regenerate.
1927 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
1929 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1930 the same alias set and their sizes different constantness.
1931 (aliasing_component_refs_p): Revert 2009-10-24 change.
1933 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1935 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
1938 2010-01-29 Richard Guenther <rguenther@suse.de>
1940 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
1941 Assert we successfully updated the call.
1943 2010-01-29 Jakub Jelinek <jakub@redhat.com>
1945 PR rtl-optimization/42889
1946 * df.h (df_set_bb_dirty_nonlr): New prototype.
1947 * df-core.c (df_set_bb_dirty_nonlr): New function.
1948 * df-scan.c (df_insn_rescan): Call it instead of
1949 df_set_bb_dirty for DEBUG_INSNs.
1951 2010-01-29 Richard Guenther <rguenther@suse.de>
1954 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
1955 quadratic behavior in most cases.
1957 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
1960 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
1961 in the call to gen_x86_movsicc_0_m1.
1963 2010-01-28 Richard Guenther <rguenther@suse.de>
1965 PR tree-optimization/42871
1966 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
1968 2010-01-28 Richard Guenther <rguenther@suse.de>
1970 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
1971 into call arguments.
1973 2010-01-28 Richard Guenther <rguenther@suse.de>
1976 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
1977 the forwarder if the destination is an EH landing pad.
1979 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
1981 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
1982 block list passed to gimple_duplicate_sese_tail.
1983 (parallelize_loops): Avoid parallelization when the function
1985 Avoid parallelization when the preheader is IRREDUCIBLE.
1986 Try to optimize when estimated_loop_iterations_int is unresolved.
1987 Add the loop's location to the dump file.
1988 * tree-cfg.c (add_phi_args_after_redirect): Remove.
1989 (gimple_duplicate_sese_tail): Remove the check for the latch.
1990 Redirect nexits to the exit block.
1991 Remove handling of the incoming edges to the latch.
1992 Redirect the backedge from the copied latch to the exit bb.
1994 2010-01-28 Michael Matz <matz@suse.de>
1997 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
1998 Wrap force_reg into a sequence, emit it before user.
2000 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
2002 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
2004 (arm_legacy_rev): Likewise.
2005 (thumb_legacy_rev): Likewise.
2007 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2009 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
2010 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
2011 on MEM's address failed, try avoid_constant_pool_reference and
2012 recurse if it returned something different.
2013 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
2014 address, try avoid_constant_pool_reference and recurse if it
2015 returned something different.
2016 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
2017 address and avoid_constant_pool_reference returned something
2018 different, don't set have_address.
2020 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
2023 * var-tracking.c (val_store): Add modified argument, obey it.
2025 (count_uses): Move down logging of main.
2026 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
2027 don't need resolution.
2028 (emit_notes_in_bb): Likewise.
2030 2010-01-27 Richard Guenther <rguenther@suse.de>
2033 * tree-inline.c (remap_decl): Delay remapping of SSA name
2034 default definitions until we need them.
2036 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2038 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2039 (rs6000_delegitimize_address): New function.
2041 * config/s390/s390.c (s390_delegitimize_address): Call
2042 delegitimize_mem_from_attrs.
2045 * tree-inline.c (cannot_copy_type_1): Removed.
2046 (copy_forbidden): Don't forbid copying of functions containing
2047 records/unions with variable length fields.
2049 2010-01-27 Christian Bruel <christian.bruel@st.com>
2053 * config/sh/sh.c (find_barrier): Increase length for non delayed
2054 conditional branches.
2056 2010-01-27 Matthias Klose <doko@ubuntu.com>
2058 * configure.ac (gnu-unique-object): Fix ldd version check.
2059 * configure: Regenerate.
2061 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2063 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
2065 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
2066 Test for HAVE_GNU_AS value.
2068 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2070 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
2071 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
2072 INT64_TYPE): Define.
2073 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
2074 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2075 INT_LEAST64_TYPE): Define.
2076 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
2077 UINT_LEAST64_TYPE): Define.
2078 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
2079 INT_FAST64_TYPE): Define.
2080 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2081 UINT_FAST64_TYPE): Define.
2082 (INTMAX_TYPE, UINTMAX_TYPE): Define.
2083 (INTPTR_TYPE, UINTPTR_TYPE): Define.
2084 (SIG_ATOMIC_TYPE): Define.
2086 2010-01-26 Richard Guenther <rguenther@suse.de>
2088 * df-scan.c (df_scan_set_bb_info): Remove assert.
2089 (df_insn_rescan_debug_internal): Merge asserts.
2090 (df_install_ref): Likewise.
2091 (df_mark_reg): Use bitmap_set_range.
2092 (df_hard_reg_used_p): Remove assert.
2093 (df_hard_reg_used_count): Likewise.
2095 2010-01-26 Richard Guenther <rguenther@suse.de>
2097 PR rtl-optimization/42685
2098 * web.c (web_main): Ignore DEBUG_INSNs.
2100 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
2102 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
2104 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
2105 Fix types of fndecl and arglist parameters.
2107 2010-01-26 Richard Guenther <rguenther@suse.de>
2110 * tree-eh.c (unsplit_eh): Skip debug insns.
2112 2010-01-26 Richard Guenther <rguenther@suse.de>
2114 PR tree-optimization/42250
2115 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
2117 2010-01-26 Jakub Jelinek <jakub@redhat.com>
2120 * omp-low.c (expand_omp_sections): Only use single_pred if
2121 l2_bb is single_pred_p.
2123 2010-01-25 Christian Bruel <christian.bruel@st.com>
2126 * config/sh/sh.c (find_barrier): Increase length for non delayed
2127 conditional branches.
2128 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
2130 2010-01-24 David S. Miller <davem@davemloft.net>
2132 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
2133 define if not using GAS.
2134 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2135 Likewise. Delete SECTION_MERGE code, which is only applicable
2138 2010-01-24 Mark Mitchell <mark@codesourcery.com>
2141 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
2142 mangling of va_list in system headers.
2144 2010-01-23 Toon Moene <toon@moene.org>
2146 * tree-predcom.c (combine_chains): Return NULL, not false.
2148 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
2150 * tree-loop-distribution.c (distribute_loop): Fix declaration and
2151 initialization of variable res to agree with return type.
2153 2010-01-22 Steve Ellcey <sje@cup.hp.com>
2155 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
2156 * tree-sra.c: Add include of expr.h.
2158 2010-01-22 Jakub Jelinek <jakub@redhat.com>
2160 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
2161 insert the debug stmt on the single non-EH edge from the stmt.
2163 2010-01-22 Richard Henderson <rth@redhat.com>
2166 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
2167 the RHS until after generate_subtree_copies has insertted its
2168 code before the current statement.
2170 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
2172 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
2174 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
2176 2010-01-21 Martin Jambor <mjambor@suse.cz>
2178 PR tree-optimization/42585
2179 * tree-sra.c (struct access): New field grp_total_scalarization.
2180 (dump_access): Dump the new field.
2181 (should_scalarize_away_bitmap): New variable.
2182 (cannot_scalarize_away_bitmap): Likewise.
2183 (sra_initialize): Allocate new bitmaps.
2184 (sra_deinitialize): Free new bitmaps.
2185 (create_access_1): New function.
2186 (create_access): Parts moved to create_access_1.
2187 (type_consists_of_records_p): New function.
2188 (completely_scalarize_record): Likewise.
2189 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
2190 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
2191 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
2193 (analyze_all_variable_accesses): Completely scalarize small eligible
2196 2010-01-21 Martin Jambor <mjambor@suse.cz>
2198 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
2200 2010-01-21 Andrew Haley <aph@redhat.com>
2202 * gcc.c (process_command): Move lang_specific_driver before
2203 setting cc_libexec_prefix.
2205 2010-01-21 Richard Guenther <rguenther@suse.de>
2208 * fold-const.c (negate_expr_p): Pretend only negative
2209 real constants are easily negatable.
2211 2010-01-20 Janis Johnson <janis187@us.ibm.com>
2212 Jason Merrill <jason@redhat.com>
2214 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
2215 (TYPE_TRANSPARENT_AGGR): this, for union and record.
2216 * calls.c (initialize argument_information): Handle it.
2217 * c-common.c (handle_transparent_union_attribute): Use new name.
2218 * c-decl.c (finish_struct): Ditto.
2219 * c-typeck.c (type_lists_compatible_p): Ditto.
2220 (convert_for_assignment): Use new name and also handle record.
2221 * function.c (aggregate_value_p): Handle it.
2222 (pass_by_reference): Ditto.
2223 (assign_parm_data_types): Ditto.
2224 * print-tree.c (print_node): Ditto.
2225 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
2226 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
2227 * tree.c (first_field): New fn.
2229 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
2232 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
2233 even when linking statically, for now.
2235 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2238 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
2239 without a cselib val.
2240 (count_uses): Accept MO_VAL_SET with no val on stores.
2241 (add_stores): Likewise.
2243 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2245 * var-tracking.c (check_value_val): Add a compile time assertion.
2246 (dv_is_decl_p): Simplify.
2247 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
2248 gcc_assert if ENABLE_CHECKING.
2250 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2253 * var-tracking.c: Include tree-flow.h.
2254 (mem_dies_at_call): New.
2255 (dataflow_set_preserve_mem_locs): Use it.
2256 (dataflow_set_remove_mem_locs): Likewise.
2257 (dump_var): Renamed from dump_variable. Adjust all callers.
2258 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
2259 * Makefile.in (var-tracking.o): Adjust deps.
2261 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
2263 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
2265 2010-01-20 Richard Guenther <rguenther@suse.de>
2267 PR tree-optimization/42717
2268 * tree-ssa-dce.c (get_live_post_dom): Remove.
2269 (forward_edge_to_pdom): Take an arbitrary edge to copy
2270 degenerate PHI args from.
2271 (remove_dead_stmt): Use the first post-dominator even if it
2272 does not contain live statements as redirection destination.
2274 2010-01-20 Richard Guenther <rguenther@suse.de>
2276 * tree-inline.c (estimate_num_insns): Handle EH builtins.
2278 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2280 * sel-sched.c (create_speculation_check): Remove set but not used
2282 (try_transformation_cache): Remove set but not used variable ds.
2283 (calculate_privileged_insns): Remove set but not used variables
2284 cur_insn and min_spec_insn.
2285 (find_best_expr): Remove set but not used variable avail_n.
2286 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
2288 * cgraphunit.c (assemble_thunk): Remove set but not used variable
2290 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
2291 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
2294 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
2297 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
2298 cpu types. Add support for *-sse3 cpu types.
2299 (x86_64-*-*): Ditto.
2301 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2304 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
2305 argument, call initializer_constant_valid_p_1 instead of
2306 initializer_constant_valid_p, pass CACHE to it, return NULL
2307 immediately if first call returns NULL.
2308 (initializer_constant_valid_p_1): New function.
2309 (initializer_constant_valid_p): Use it.
2311 2010-01-20 Thomas Quinot <quinot@adacore.com>
2313 * tree.def (PLACEHOLDER_EXPR): Fix comment.
2315 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2317 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
2318 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
2319 (loc_list_from_tree): Don't handle unsigned division. Handle
2320 signed modulo using DW_OP_{over,over,div,mul,minus}.
2321 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
2322 modulo instead of signed.
2324 2010-01-20 DJ Delorie <dj@redhat.com>
2326 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
2328 (h8300_emit_stack_adjustment): Propogate it.
2330 (h8300_expand_prologue): Likewise.
2331 (h8300_expand_epilogue): Likewise.
2333 2010-01-19 Michael Matz <matz@suse.de>
2335 PR tree-optimization/41783
2336 * tree-data-ref.c (toplevel): Include flags.h.
2337 (dump_data_dependence_relation): Also dump the inputs if the
2338 result will be unknown.
2339 (split_constant_offset_1): Look through some conversions.
2340 * tree-predcom.c (determine_roots_comp): Restart a new chain if
2341 the offset from last element is too large.
2342 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
2343 (reassociate_to_the_same_stmt): Handle vector registers.
2344 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
2346 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
2347 wide_prolog_niters argument, emit widening instructions.
2348 (vect_do_peeling_for_alignment): Adjust caller, use widened
2349 variant of the iteration cound.
2350 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
2352 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2355 * config/arm/neon-testgen.m (emit_automatics): New parameter
2356 features. Adjust for Fixed_return_reg feature.
2357 (test_intrinsic): Call emit_automatics with new feature.
2358 * config/arm/neon.ml: Update copyright years.
2359 (features): New Fixed_return_reg feature.
2360 (ops): Update feature for Vget_low.
2362 2010-01-19 Jakub Jelinek <jakub@redhat.com>
2364 PR tree-optimization/42719
2365 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
2369 * fwprop.c (all_uses_available_at): Return false if def_set dest
2370 is a REG that is used in def_insn.
2372 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
2374 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
2376 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
2379 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
2381 * target.h (struct gcc_target) <secondary_reload>: Change type
2382 of last argument to secondary_reload_info *.
2384 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
2387 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
2388 memory references with unaligned offsets. Remove CQImode handling.
2389 (unaligned_memory_operand): Return 1 for memory references with
2390 unaligned offsets. Remove CQImode handling.
2392 2010-01-18 Richard Guenther <rguenther@suse.de>
2395 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
2398 2010-01-18 Richard Guenther <rguenther@suse.de>
2400 PR tree-optimization/42781
2401 * tree-ssa-structalias.c (find_what_var_points_to): Skip
2402 restrict processing only if the original variable was artificial.
2404 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
2406 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
2407 find number of popped argument bytes.
2409 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
2410 Fix the text that describes the return value for invalid insns.
2412 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
2414 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
2415 Clarify what 'cost of the -dependence' is. Fix quoting.
2417 * toplev.c (default_get_pch_validity): Rename argument to "sz".
2418 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
2420 2010-01-17 Jakub Jelinek <jakub@redhat.com>
2422 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2423 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
2425 2010-01-17 Richard Guenther <rguenther@suse.de>
2428 * function.c (split_complex_args): Take a VEC to modify.
2429 (assign_parms_augmented_arg_list): Build a VEC instead of
2430 a chain of PARM_DECLs.
2431 (assign_parms_unsplit_complex): Take a VEC of arguments.
2432 Do not fixup unmodified parms.
2433 (assign_parms): Deal with the VEC.
2434 (gimplify_parameters): Likewise.
2436 2010-01-17 Richard Guenther <rguenther@suse.de>
2438 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
2439 node existence check.
2440 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
2441 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
2442 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
2443 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
2444 (gimple_execute_on_growing_pred): Likewise.
2446 2010-01-17 Richard Guenther <rguenther@suse.de>
2448 PR tree-optimization/42773
2449 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
2450 (compute_antic_aux): Likewise.
2451 (compute_partial_antic_aux): Likewise.
2453 2010-01-17 Jie Zhang <jie.zhang@analog.com>
2456 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
2459 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
2461 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
2464 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
2465 Fix markup for strict argument.
2467 (TARGET_SCHED_REORDER2): Fix argument types.
2469 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
2470 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
2472 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
2473 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
2475 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
2478 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
2479 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
2480 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
2481 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
2482 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
2484 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
2486 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
2488 (TARGET_ASM_RELOC_RW_MASK): Add return type.
2489 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
2491 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
2493 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
2496 (TARGET_ASM_NAMED_SECTION): Fix argument list.
2498 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
2499 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
2501 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
2503 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
2505 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
2506 referring to it. Fix language.
2508 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
2510 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
2512 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
2514 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
2516 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
2517 '@var{stream}. Remove stray 'and'.
2519 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
2521 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
2523 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
2525 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
2526 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
2528 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
2529 Fix description of return value.
2530 Rename argument "sz" to "len."
2532 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
2533 Clarify meaning of 'true' return value.
2535 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
2537 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
2538 rep_mode versus mode_rep.
2540 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
2542 (TARGET_BUILTIN_DECL): Fix name.
2544 (TARGET_COMMUTATIVE_P): Fix type of first argument.
2546 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
2548 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
2550 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
2552 (TARGET_RELAXED_ORDERING): Use @deftypevr.
2554 (TARGET_GET_DRAP_RTX): Note that this is a hook.
2557 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
2558 Rename argument tm_fn to md_fn.
2560 (TARGET_OPTION_PRINT): Fix argument list.
2562 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
2565 * config/i386/i386.c (ix86_fixup_binary_operands):
2566 Revert FMA4 fixup of operands.
2568 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2571 * Makefile.in (write_entries_to_file, install-plugin):
2572 Use \012 instead of \n with tr.
2574 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
2576 * configure.ac (HAVE_AS_REF): New C macro.
2577 * configure: Regenerate.
2578 * config.in: Likewise.
2579 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
2581 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
2584 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
2586 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
2588 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
2590 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
2592 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
2594 (TARGET_IN_SMALL_DATA_P): Fix argument type.
2596 (TARGET_BINDS_LOCAL_P): Fix argument type.
2598 (TARGET_ASM_FILE_END): Use prototype.
2600 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
2602 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
2604 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
2606 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
2608 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
2609 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
2611 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
2612 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
2614 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
2615 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
2616 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
2617 (TARGET_ADDR_SPACE_CONVERT): Likewise.
2619 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
2621 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
2623 (TARGET_INIT_BUILTINS): Use prototype.
2625 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
2626 Put 'const char *' in braces. Fix parameter types.
2627 (TARGET_INVALID_CONVERSION): Fix parameter types.
2628 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
2629 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
2631 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
2634 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
2636 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
2638 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
2640 * doc/tm.texi (TARGET_HELP): Fix return type.
2642 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
2643 in braces. Fix argument types.
2645 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
2647 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
2649 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
2651 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
2652 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
2654 (TARGET_MANGLE_TYPE): Fix argument types.
2656 (TARGET_IRA_COVER_CLASSES): Use prototype.
2658 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
2660 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
2662 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
2664 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
2666 (TARGET_CALLEE_COPIES): Fix argument types.
2668 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
2670 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
2672 (TARGET_FUNCTION_VALUE): Fix argument types.
2674 (TARGET_RETURN_IN_MSB): Fix argument type.
2676 (TARGET_RETURN_IN_MEMORY): Fix argument types.
2678 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
2680 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
2682 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
2683 agree with return type.
2685 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
2687 2010-01-15 Jing Yu <jingyu@google.com>
2689 PR rtl-optimization/42691
2690 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
2691 a pseudo to a constant and are merged, and adjust comments.
2693 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
2695 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
2697 2010-01-15 Richard Guenther <rguenther@suse.de>
2700 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
2701 labels of computed or non-local gotos to the destination.
2702 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
2703 landing pad label is the first label.
2705 2010-01-15 Richard Guenther <rguenther@suse.de>
2707 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
2709 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2712 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
2713 to allow generation of the xssqrtdp instruction on power7.
2714 (sqrtdf2_fpr): Ditto.
2716 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2719 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
2720 functions with noreturn attribute.
2723 * varasm.c (declare_weak): Add weak attribute to decl if it
2724 doesn't have one already.
2725 (assemble_external): Only add decls to weak_decls if they also
2726 have weak attribute.
2728 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
2730 * var-tracking.c (var_reg_delete): Don't delete the association
2731 between REGs and values or one-part variables if the register
2734 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2737 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
2738 because its first operand is a non-localized variable.
2740 2010-01-14 Martin Jambor <mjambor@suse.cz>
2742 PR tree-optimization/42706
2743 * tree-sra.c (encountered_recursive_call): New variable.
2744 (encountered_unchangable_recursive_call): Likewise.
2745 (sra_initialize): Initialize both new variables.
2746 (callsite_has_enough_arguments_p): New function.
2747 (scan_function): Call decl and flags check only for IPA-SRA, check
2748 whether there is a recursive call and whether it has enough arguments.
2749 (all_callers_have_enough_arguments_p): New function.
2750 (convert_callers): Look for recursive calls only when
2751 encountered_recursive_call is set.
2752 (ipa_early_sra): Bail out either if
2753 !all_callers_have_enough_arguments_p or
2754 encountered_unchangable_recursive_call.
2756 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2758 * sel-sched.c: Add 2010 to copyright years.
2759 * sel-sched-ir.c: Likewise.
2760 * sel-sched-ir.h: Likewise.
2762 2010-01-14 Martin Jambor <mjambor@suse.cz>
2764 PR tree-optimization/42714
2765 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
2766 constructors specially.
2768 2010-01-14 Andi Kleen <ak@linux.intel.com>
2770 * config/i386/drivers-i386.c (detect_caches_intel):
2771 Add l2sizekb parameter and fill in.
2772 (host_detect_local_cpu): Add l2sizekb, fill in.
2773 Add Atom small cache heuristic.
2775 2010-01-14 Andi Kleen <ak@linux.intel.com>
2777 * config/i386/drivers-i386.c (detect_caches_cpuid4):
2778 Add level3 parameter and fill in.
2779 (detect_caches_intel): Handle level3 cache.
2781 2010-01-14 Andi Kleen <ak@linux.intel.com>
2783 * config/i386/drivers-i386.c (host_detect_local_cpu):
2784 Fix core duo detection.
2786 2010-01-14 Andi Kleen <ak@linux.intel.com>
2788 * config/i386/drivers-i386.c (host_detect_local_cpu):
2791 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2793 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
2794 (rs6000_variable_issue_1): this. Use...
2795 (rs6000_variable_issue): here. Reimplement. Print debug info.
2797 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2799 * sel-sched-ir.c (sel_restore_other_notes): Rename to
2800 sel_restore_notes. Update all callers. Call reemit_notes
2803 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2805 PR rtl-optimization/42246
2806 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
2809 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2811 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
2812 all successors is the same as number of successors in current region.
2814 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2816 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
2817 to rename is not separable. Otherwise check that its LHS is not NULL.
2819 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2821 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
2823 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2825 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
2826 available registers when failed to discover LHS register class.
2827 Fix indentation. Update comment.
2829 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2830 Alexander Monakov <amonakov@ispras.ru>
2832 PR rtl-optimization/42389
2833 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
2835 (advance_state_on_fence): Likewise.
2836 (sel_target_adjust_priority): Print debug output only when
2837 sched_verbose >= 4, not 2.
2838 (get_expr_cost): Do not issue all unique insns on the next cycle.
2839 (fill_insns): Initialize can_issue_more from the value saved
2841 * sel-sched-ir.c (flist_add): New parameter issue_more.
2842 Init FENCE_ISSUE_MORE with it.
2843 (merge_fences): Likewise.
2844 (init_fences): Update call to flist_add.
2845 (add_to_fences, add_clean_fence_to_fences)
2846 (add_dirty_fence_to_fences): Likewise.
2847 (move_fence_to_fences): Update call to merge_fences.
2848 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
2850 * sel-sched-ir.h (struct _fence): New field issue_more.
2851 (FENCE_ISSUE_MORE): New accessor macro.
2853 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2855 PR rtl-optimization/42388
2856 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
2857 that have no predecessors nor successors. Do not call move_bb_info
2858 for empty blocks outside of current region.
2860 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2862 PR rtl-optimization/42294
2863 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
2864 * sel-sched.c (move_exprs_to_boundary): Transitively add all
2865 originators' originators.
2867 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2869 PR rtl-optimization/39453
2870 PR rtl-optimization/42246
2871 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
2873 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
2875 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2876 Alexander Monakov <amonakov@ispras.ru>
2879 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
2880 (maybe_tidy_empty_bb): ... here. Make static. Add new
2881 argument. Update all callers.
2882 (tidy_control_flow): ... and here. Recompute topological order
2883 of basic blocks in region if necessary.
2884 (sel_redirect_edge_and_branch): Change return type. Return true
2885 if topological order might have been invalidated.
2886 (purge_empty_blocks): Export and move from...
2887 * sel-sched.c (purge_empty_blocks): ... here.
2888 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
2889 (maybe_tidy_empty_bb): Delete prototype.
2890 (purge_empty_blocks): Declare.
2892 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2894 PR rtl-optimization/42249
2895 * sel-sched.c (try_replace_dest_reg): When chosen register
2896 and original register is the same, do not bail out early, but
2897 still check all original insns for validity of replacing destination
2898 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
2901 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2904 Port from no-undefined-overflow branch:
2905 2009-03-09 Richard Guenther <rguenther@suse.de>
2907 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
2909 2010-01-14 Richard Guenther <rguenther@suse.de>
2912 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
2914 2010-01-14 Ira Rosen <irar@il.ibm.com>
2916 PR tree-optimization/42709
2917 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
2918 as scalar type in creation of constant vector operand.
2920 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2923 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
2924 (check-parallel-%): Match `testsuite' directory component only
2927 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
2929 PR translation/39521
2930 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
2933 2010-01-13 Richard Guenther <rguenther@suse.de>
2935 PR tree-optimization/42730
2936 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
2939 2010-01-13 Steve Ellcey <sje@cup.hp.com>
2942 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
2943 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
2946 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
2948 * config/bfin/libgcc-bfin.ver: Regenerate based on current
2949 libgcc-std.ver. Add entries for ___smulsi3_highpart and
2950 ___umulsi3_highpart.
2952 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
2953 rather than schedule_insns if the pass is enabled.
2955 2010-01-13 Martin Jambor <mjambor@suse.cz>
2957 PR tree-optimization/42704
2958 * tree-sra.c (sra_modify_assign): Do not delete assignments to
2961 2010-01-13 Martin Jambor <mjambor@suse.cz>
2963 PR tree-optimization/42703
2964 * tree-sra.c (analyze_access_subtree): Check that we can build a
2965 reference to the original data within the aggregate.
2967 2010-01-13 Richard Guenther <rguenther@suse.de>
2969 PR tree-optimization/42705
2970 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
2972 2010-01-13 Richard Guenther <rguenther@suse.de>
2975 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
2977 2010-01-13 Jakub Jelinek <jakub@redhat.com>
2980 * var-tracking.c (values_to_unmark): New variable.
2981 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
2982 values_to_unmark vector. Moved body to...
2983 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
2984 instead queue it into values_to_unmark vector.
2985 (vt_find_locations): Free values_to_unmark vector.
2987 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
2989 * config/s390/s390.c (override_options): Set
2990 default of max-pending-list-length to 256
2992 2010-01-13 Richard Guenther <rguenther@suse.de>
2995 * tree-pass.h (PROP_gimple_lcx): New.
2996 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
2997 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
2998 before the final cleanup_eh.
2999 (dump_properties): Dump PROP_gimple_lcx.
3000 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
3001 (tree_lower_complex_O0): Remove.
3002 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
3003 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
3004 tree_lower_complex, schedule TODO_update_ssa.
3005 * lto-streamer-out.c (output_function): Stream the functions
3007 * lto-streamer-in.c (input_function): Likewise.
3008 (lto_read_body): Do not override them here.
3010 2010-01-12 Joseph Myers <joseph@codesourcery.com>
3013 * c-typeck.c (build_c_cast): Fold value cast to union type before
3014 wrapping it in a CONSTRUCTOR.
3016 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3018 PR rtl-optimization/42699
3019 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
3022 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3024 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3025 SUBTARGET_WARN_UNUSED_SPEC): Move ...
3026 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3027 SUBTARGET_WARN_UNUSED_SPEC): ... here
3028 * config/mips/iris5.h (LIBGCC_SPEC): Define.
3030 2010-01-12 Julian Brown <julian@codesourcery.com>
3032 * config/arm/neon-schedgen.ml (Utils): Don't try to
3033 open missing module.
3034 (find_with_result): New.
3036 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3039 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
3040 sharing when canonicalizing ({lt,ge}u (plus a b) b).
3042 PR tree-optimization/42645
3043 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
3044 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
3045 decl_map, set processing_debug_stmt to -1 and return name without
3048 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
3050 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
3051 binutils version, and reword target configuration description.
3053 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3055 * config/avr/avr.h (LINKER_NAME): Remove.
3057 2010-01-11 Janis Johnson <janis187@us.ibm.com>
3060 * config/rs6000/rs6000.c (rs6000_override_options): On targets
3061 that support VSX, warn for -mno-altivec if vsx is not disabled,
3064 2010-01-11 Joseph Myers <joseph@codesourcery.com>
3065 Shujing Zhao <pearly.zhao@oracle.com>
3067 PR translation/42469
3068 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
3069 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
3070 character between option name and help text.
3071 * c.opt (imultilib): Likewise.
3073 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
3075 * lto-streamer-out.c (output_unreferenced_globals): Output static
3078 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
3080 PR rtl-optimization/42621
3081 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
3082 optimizing for size.
3083 (duplicate_computed_gotos): Remove now-redundant check.
3085 2010-01-10 Steve Ellcey <sje@cup.hp.com>
3088 * configure.ac: Save and restore LDFLAGS and LIBS
3089 * configure: Regenerate.
3091 2010-01-10 Richard Guenther <rguenther@suse.de>
3094 * builtins.c (fold_builtin_strlen): Add type argument and
3095 convert the resulting length to it.
3096 (fold_builtin_1): Adjust.
3098 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3100 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
3101 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
3103 (num_insns_constant_wide): Adjust for that change.
3105 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3108 * web.c (union_defs): Add used argument, to combine uses of
3110 (entry_register): Adjust type and tests of used argument.
3111 (web_main): Widen used for new use. Pass it to union_defs.
3112 * df.h (union_defs): Adjust prototype.
3114 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3117 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
3118 uses in new incoming argument. Free body.
3119 (reset_debug_uses_in_loop): New.
3120 (analyze_insn_to_expand_var): Call the latter if the former found
3121 anything. Fix whitespace. Reject invalid dest overlaps before
3122 going through all insns in the loop.
3124 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3127 * haifa-sched.c (dying_use_p): Debug insns don't count.
3129 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3132 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
3133 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
3134 (verify_gimple_call): Reject LHS in noreturn calls.
3136 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3140 * tree-vect-loop-manip.c (adjust_info): New type.
3141 (adjust_vec): New pointer to vector.
3142 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
3143 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
3144 (slpeel_update_phis_for_duplicate_loop): Use them.
3145 (slpeel_update_phi_nodes_for_guard1): Likewise.
3146 (slpeel_update_phi_nodes_for_guard2): Likewise.
3147 (slpeel_tree_peel_loop_to_edge): Likewise.
3148 (vect_update_ivs_after_vectorizer): Likewise.
3150 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3152 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
3153 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3155 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3157 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
3158 bogus uninitialized warning.
3160 2010-01-09 Richard Guenther <rguenther@suse.de>
3163 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
3164 the evolution is compatible with the initial condition.
3166 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3168 * gcc.c (process_command): Update copyright notice dates.
3169 * gcov.c (print_version): Likewise.
3170 * gcov-dump.c (print_version): Likewise.
3171 * mips-tfile.c (main): Likewise.
3172 * mips-tdump.c (main): Likewise.
3174 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3177 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
3179 (rotlhi3_8): Delete.
3181 (rotlsi3_8): Delete.
3182 (rotlsi3_16): Delete.
3183 (rotlsi3_24): Delete.
3185 (*rotw<mode>3): New.
3186 (*rotb<mode>3): New.
3187 * config/avr/avr.c (avr_rotate_bytes): New function.
3188 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
3190 2010-01-08 Steve Ellcey <sje@cup.hp.com>
3193 * configure.ac: Modify -rdynamic check.
3194 * configure: Regenerate.
3196 2010-01-08 DJ Delorie <dj@redhat.com>
3198 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
3199 register popping order.
3201 2010-01-08 Richard Guenther <rguenther@suse.de>
3204 * c.opt (fsigned-char): Also let LTO handle this option.
3205 (funsigned-char): Likewise.
3207 2010-01-07 Richard Guenther <rguenther@suse.de>
3209 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
3210 (gimple_op): Likewise.
3211 (gimple_op_ptr): Likewise.
3212 (gimple_assign_set_lhs): Remove gcc_assert.
3213 (gimple_assign_set_rhs1): Likewise.
3214 (gimple_assign_set_rhs2): Likewise.
3215 (gimple_call_set_lhs): Likewise.
3216 (gimple_call_set_fn): Likewise.
3217 (gimple_call_set_fndecl): Likewise.
3218 (gimple_call_fndecl): Likewise.
3219 (gimple_call_return_type): Likewise.
3220 (gimple_call_set_chain): Likewise.
3221 (gimple_call_num_args): Likewise.
3222 (gimple_call_set_arg): Likewise.
3223 (gimple_cond_set_code): Likewise.
3224 (gimple_cond_set_lhs): Likewise.
3225 (gimple_cond_set_rhs): Likewise.
3226 (gimple_cond_set_true_label): Likewise.
3227 (gimple_cond_set_false_label): Likewise.
3228 (gimple_label_set_label): Likewise.
3229 (gimple_goto_set_dest): Likewise.
3230 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
3231 (gimple_debug_bind_get_value): Likewise.
3232 (gimple_debug_bind_get_value_ptr): Likewise.
3233 (gimple_debug_bind_set_var): Likewise.
3234 (gimple_debug_bind_set_value): Likewise.
3235 (gimple_debug_bind_reset_value): Likewise.
3236 (gimple_debug_bind_has_value_p): Likewise.
3237 (gimple_return_retval_ptr): Remove gcc_assert.
3238 (gimple_return_retval): Likewise.
3239 (gimple_return_set_retval): Likewise.
3240 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
3241 (safe_referenced_var_iterator): Remove.
3242 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
3243 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
3244 (fill_referenced_var_vec): Remove.
3245 (first_readonly_imm_use): Remove redundant gcc_assert.
3246 (phi_arg_index_from_use): Combine gcc_asserts.
3247 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
3248 (first_imm_use_stmt): Remove redundant gcc_assert.
3249 * tree-cfg.c (verify_gimple_call): Verify function and chain
3250 operands. Verify arguments.
3251 (verify_types_in_gimple_stmt): Verify condition code and labels.
3253 2010-01-07 Richard Guenther <rguenther@suse.de>
3255 PR tree-optimization/42641
3256 * sese.c (rename_map_elt_info): Use the SSA name version, do
3259 2010-01-07 Jakub Jelinek <jakub@redhat.com>
3261 PR tree-optimization/42625
3262 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
3263 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
3265 2010-01-07 Duncan Sands <baldrick@free.fr>
3267 * Makefile.in (PLUGIN_HEADERS): Add version.h.
3269 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
3272 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
3273 note itself is not function_invariant_p.
3275 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
3277 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
3278 Do not add the DF_NOTE problem.
3279 * store-motion.c (execute_rtl_store_motion): Likewise.
3281 2010-01-07 Martin Jambor <mjambor@suse.cz>
3283 PR tree-optimization/42157
3284 * tree-sra.c (compare_access_positions): Stabilize sort if both
3285 accesses have integer types, return zero immediately if they are the
3288 2010-01-06 Richard Henderson <rth@redhat.com>
3291 * haifa-sched.c (add_to_note_list): Merge into ...
3292 (concat_note_lists): ... here, and ...
3293 (unlink_other_notes, rm_other_notes): Merge into...
3294 (remove_notes): ... here. Create REG_SAVE_NOTEs for
3295 NOTE_INSN_EPILOGUE_BEG.
3297 2010-01-06 Richard Guenther <rguenther@suse.de>
3299 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
3300 not inline regular functions into always-inline functions.
3302 2010-01-06 Nick Clifton <nickc@redhat.com>
3304 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
3305 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
3307 (OVERRIDE_OPTIONS): Delete.
3308 (OPTIMIZATION_OPTIONS): Define.
3309 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
3310 * config/rx/rx.c (rx_handle_option): Issue an error message if
3311 -mcpu=rx200 and -fpu are used together.
3312 (rx_set_optimization_options): New function. Issue an error
3313 message if an optimization attribute attempts to reset the FPU/
3314 math optimization pairing.
3315 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
3316 * config/rx/rx.opt: Set the default to 32-bit doubles.
3317 * config/rx/t-rx: Add multilibs for -nofpu option.
3318 * doc/invoke.texi: Update documentation of RX options.
3320 2010-01-06 Richard Guenther <rguenther@suse.de>
3322 * tree-ssa-pre.c (name_to_id): New global.
3323 (alloc_expression_id): Simplify SSA name handling.
3324 (lookup_expression_id): Likewise.
3325 (init_pre): Zero name_to_id.
3326 (fini_pre): Free it.
3328 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
3330 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
3332 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
3335 * config/i386/sse.md (smaxv2di3): New.
3336 (umaxv2di3): Likewise.
3337 (sminv2di3): Likewise.
3338 (uminv2di3): Likewise.
3340 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
3343 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
3344 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
3345 (legitimize_tls_address): Likewise.
3346 (sparc_tls_referenced_p): Likewise.
3347 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
3348 and adjust calls to legitimize_pic_address.
3349 (legitimate_constant_p) Use sparc_tls_referenced_p.
3350 (legitimate_pic_operand_p): Likewise.
3351 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
3352 (sparc_tls_symbol_ref_1): Delete.
3353 (sparc_tls_referenced_p): Make static, recognize specific patterns.
3354 (legitimize_tls_address): Make static, handle CONST patterns.
3355 (legitimize_pic_address): Make static, remove unused parameter and
3356 adjust recursive calls.
3357 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
3358 and adjust call to legitimize_pic_address.
3359 (sparc_output_mi_thunk): Likewise.
3361 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
3362 H.J. Lu <hongjiu.lu@intel.com>
3365 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
3366 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
3367 operands to make them signed.
3370 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3373 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3374 GTU to GT for V4SI and V2DI.
3376 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3377 (umin<mode>3): Removed.
3379 (uminv4si3): Likewise.
3381 2010-01-05 Martin Jambor <mjambor@suse.cz>
3383 PR tree-optimization/42462
3384 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
3385 current_function_decl to helper functions and macros.
3387 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3390 * flags.h: Don't include real.h.
3391 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
3392 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
3393 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
3394 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
3395 * dominance.c: Update copyright.
3396 * gimple.c (walk_gimple_op): Remove inline.
3397 * tree-ssa-reassoc.c: Include real.h.
3398 * Makefile.in (FLAGS_H): Remove $(REAL_H).
3399 (tree-ssa-reassoc.o): Depend on $(REAL_H).
3401 2010-01-05 Nick Clifton <nickc@redhat.com>
3403 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
3404 register to push into the stack frame when the accumulator has to
3405 be saved during interrupts.
3407 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
3409 * doc/invoke.texi: Remove the documentation about option
3411 * common.opt (Wunreachable-code): Preserved for backward
3413 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
3414 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
3415 the backward compatibility flag section.
3417 2010-01-05 Richard Guenther <rguenther@suse.de>
3419 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
3421 2010-01-05 Jakub Jelinek <jakub@redhat.com>
3424 * cfgexpand.c (expand_one_var): Diagnose too large variables.
3426 PR tree-optimization/42508
3427 * tree-sra.c (convert_callers): Check for recursive call
3428 by comparing cgraph nodes instead of decls.
3429 (modify_function): Call ipa_modify_formal_parameters also
3430 on all same_body aliases.
3432 * cgraphunit.c (cgraph_materialize_all_clones): Compare
3433 cgraph nodes when checking for same_body aliases.
3435 2010-01-05 Richard Guenther <rguenther@suse.de>
3437 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
3438 allocation and lookup.
3439 (get_or_alloc_expr_for_constant): Likewise.
3440 (phi_translate): Sink allocation.
3442 2010-01-04 Richard Guenther <rguenther@suse.de>
3444 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
3445 a new entry only if needed.
3446 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
3447 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
3449 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
3451 (phi_translate): Handle CONSTANTs early.
3453 2010-01-04 Martin Jambor <mjambor@suse.cz>
3455 PR tree-optimization/42398
3456 * tree-sra.c (struct access): Removed flag grp_different_types.
3457 (dump_access): Do not dump the removed flag.
3458 (sort_and_splice_var_accesses): Do not set the removed flag.
3459 (sra_modify_expr): Check for type compatibility directly.
3461 2010-01-04 Martin Jambor <mjambor@suse.cz>
3463 PR tree-optimization/42366
3464 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
3465 edges with variable number of parameters.
3466 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
3467 flag instead of asserting it.
3468 (ipa_read_node_info): Read uses_analysis_done flag.
3470 2010-01-04 Richard Guenther <rguenther@suse.de>
3472 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
3473 iterative_hash_* as intended.
3474 (vn_reference_compute_hash): Likewise. Simplify hashing
3476 (vn_reference_lookup_2): Likewise.
3477 (vn_nary_op_compute_hash): Likewise.
3478 (vn_phi_compute_hash): Likewise.
3479 (expressions_equal_p): Remove strange code.
3480 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
3481 (pre_expr_hash): Likewise. Simplify hashing SSA names.
3482 (bitmap_insert_into_set_1): Take value-id as parameter.
3483 (add_to_value): Pass it.
3484 (bitmap_insert_into_set): Likewise.
3485 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
3487 2010-01-04 Jakub Jelinek <jakub@redhat.com>
3490 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
3491 (do_self_spec): For switches with SWITCH_IGNORE set set also
3492 SWITCH_IGNORE_PERMANENTLY.
3493 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
3496 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
3498 * lto-streamer-out.c (output_unreferenced_globals): Output the full
3499 tree of an unreferenced global var.
3501 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3504 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3505 GTU to GT for V4SI and V2DI.
3507 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3508 (umin<mode>3): Removed.
3510 (uminv4si3): Likewise.
3512 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3515 * collect2.c (main): Turn on trace in collect2 if -v is passed
3518 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
3520 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
3521 description of expression operand.
3523 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
3525 * configure.ac: Add install-html to target_list for Make-hooks.
3526 * configure: Regenerate.
3527 * fortran/Make-lang.in (F95_HTMLFILES): New.
3528 (fortran.html): Use it.
3529 (fortran.install-html): New.
3530 * Makefile.in (install-html): Add lang.install-html.
3531 * java/Make-lang.in (JAVA_HTMLFILES): New.
3532 (java.html): Use it.
3533 (java.install-html): New.
3534 * objc/Make-lang.in (objc.install-html): New.
3535 * objcp/Make-lang.in (obj-c++.install-html): New.
3536 * cp/Make-lang.in (c++.install-html): New.
3537 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
3538 * lto/Make-lang.in (lto.install-html): New.
3540 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
3543 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
3545 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
3547 PR rtl-optimization/41862
3548 * store-motion.c (store_killed_in_insn, compute_store_table,
3549 remove_reachable_equiv_notes, replace_store_insn,
3550 build_store_vectors): Ignore all DEBUG_INSNs.
3552 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
3555 * common.opt: Add dumpdir.
3557 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
3559 (option_map): Add --dumpdir.
3561 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
3563 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
3565 * opts.c (decode_options): Try dump_dir_name first if
3566 dump_base_name isn't an absolute path.
3567 (common_handle_option): Handle OPT_dumpdir.
3569 * toplev.c (dump_dir_name): New.
3570 (print_switch_values): Also ignore -dumpdir.
3572 * toplev.h (dump_dir_name): New.
3574 2010-01-03 Richard Guenther <rguenther@suse.de>
3576 PR tree-optimization/42589
3577 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
3578 double-word expansion of bswap32.
3580 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
3582 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
3583 with BLOCK_FOR_INSN.
3584 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
3585 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
3586 noce_process_if_block): Likewise.
3587 * gcse.c (compute_local_properties, insert_expr_in_table,
3588 insert_set_in_table, canon_list_insert, find_avail_set,
3589 pre_insert_copy_insn): Likewise.
3591 * basic-block.h (BLOCK_NUM): Move from here...
3592 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
3594 2010-01-03 Richard Guenther <rguenther@suse.de>
3596 PR tree-optimization/42438
3597 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
3598 contains_may_not_return_call flag.
3599 (BB_MAY_NOTRETURN): New.
3600 (valid_in_sets): Trapping nary operations are not valid
3601 in blocks that may not return.
3602 (insert_into_preds_of_block): Remove check for trapping expressions.
3603 (compute_avail): Compute also BB_MAY_NOTRETURN.
3605 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
3607 * doc/invoke.texi: Add 2010 to copyright years.
3609 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
3611 * config/sparc/sparc.c: Fix formatting nits.
3613 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
3614 Alexander Monakov <amonakov@ispras.ru>
3616 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
3618 2010-01-02 Richard Guenther <rguenther@suse.de>
3621 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
3622 (simplify_switch_using_ranges): Mark to be removed edges
3625 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3627 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3629 * collect2.c (scan_libraries): Add missing argument in call to
3632 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
3635 * config/alpha/predicates.md (aligned_memory_operand): Return false
3637 (unaligned_memory_operand): Return true for CQImode.
3638 * config/alpha/alpha.c (get_aligned_mem): Assert that location
3639 doesn not cross aligned SImode word boundary.
3641 2010-01-02 Anatoly Sokolov <aesok@post.ru>
3643 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
3645 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
3646 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
3648 2010-01-02 Richard Guenther <rguenther@suse.de>
3651 * toplev.c (compile_file): Emit LTO marker properly. Change
3653 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
3655 2010-01-01 Richard Guenther <rguenther@suse.de>
3658 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
3660 2010-01-01 Richard Guenther <rguenther@suse.de>
3663 * c-decl.c (grokdeclarator): For zero-size arrays force
3664 structural equality checks as layout_type does.
3666 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
3668 * builtins.c: Update copyright to 2010.
3670 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
3673 * lto-streamer-out.c (produce_asm): Revert the last change.
3674 (copy_function): Likewise.
3676 * lto-streamer.c (lto_get_section_name): Skip any leading
3679 2010-01-01 Richard Guenther <rguenther@suse.de>
3682 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
3686 Copyright (C) 2010 Free Software Foundation, Inc.
3688 Copying and distribution of this file, with or without modification,
3689 are permitted in any medium without royalty provided the copyright
3690 notice and this notice are preserved.