1 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
5 call insert_out_of_ssa_copy for default definitions.
7 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
9 * graphite-clast-to-gimple.c (my_long_long): Defined.
10 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
11 * graphite-sese-to-poly.c (my_long_long): Defined.
12 (scop_ivs_can_be_represented): Use it.
14 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
16 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
17 graphite-max-bbs-per-function, and loop-block-tile-size.
18 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
20 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
22 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
24 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
26 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
27 (add_upper_bounds_from_estimated_nit): New.
28 (build_loop_iteration_domains): Use it.
30 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
32 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
34 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
37 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
38 should be an INTEGER_CST. Also handle CASE_CONVERT.
40 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
42 * graphite.c (graphite_initialize): To bound the number of bbs per
43 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
44 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
45 * doc/invoke.texi: Document it.
47 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
49 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
50 * graphite-sese-to-poly.h (build_poly_scop): Same.
52 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
54 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
55 the number of parameters in the scop. Use as an upper bound
56 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
57 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
58 * doc/invoke.texi: Document it.
60 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
62 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
63 * doc/c-tree.texi: Remove.
64 * doc/generic.texi: Merge c-tree.texi here.
65 * doc/gccint.texi (Trees): Remove menu entry.
66 (c-tree.texi): Remove @include.
67 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
68 * doc/languages.texi (Reading RTL): Ditto.
70 2010-03-12 Steve Ellcey <sje@cup.hp.com>
73 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
75 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
78 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
79 code added to work around reload clobbering CONST insns.
81 2010-03-12 Jakub Jelinek <jakub@redhat.com>
83 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
84 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
85 (cselib_preserve_only_values): Remove retain argument, don't
86 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
87 * cselib.h (cselib_preserve_only_values): Remove retain argument.
88 * var-tracking.c (micro_operation): Move insn field before union.
89 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
90 (struct variable_tracking_info_def): Remove n_mos field, change
91 mos into a vector of micro_operations.
92 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
93 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
94 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
95 changing into a vector.
96 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
97 come before all other uops generated by add_stores.
98 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
100 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
101 a vector. Run just one pass over the bbs instead of separate counting
102 and computation phase.
103 (vt_finalize): Free VTI (bb)->mos vector instead of array.
106 * tree-inline.c (remap_decls): Put old_var rather than origin_var
107 into *nonlocalized_list vector.
108 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
109 even if origin is non-NULL.
110 (gen_variable_die): Likewise.
111 (process_scope_var): Don't change origin.
112 (gen_decl_die): Likewise.
113 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
114 before adding new edges instead of after it, fix moving over
117 2010-03-11 David S. Miller <davem@davemloft.net>
119 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple of four.
120 * configure: Rebuild.
122 2010-03-11 Martin Jambor <mjambor@suse.cz>
124 PR tree-optimization/43257
125 * tree.c (assign_assembler_name_if_neeeded): New function.
126 (free_lang_data_in_cgraph): Assembler name assignment moved to the
128 * tree.h (assign_assembler_name_if_neeeded): Declare.
129 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
130 the function if needed.
132 2010-03-11 Chris Demetriou <cgd@google.com>
134 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
135 include/stdint-gcc.h, and include/stdint.h world-readable.
137 2010-03-11 Richard Guenther <rguenther@suse.de>
139 PR tree-optimization/43255
140 * tree-vrp.c (process_assert_insertions_for): Do not insert
141 asserts for trivial conditions.
143 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
145 PR tree-optimization/43280
146 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number generation.
147 Move calculation of size out of the if branch.
148 (find_bswap): Modify compare number generation.
150 2010-03-11 Richard Guenther <rguenther@suse.de>
153 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
154 (input_gimple_stmt): Fixup handled component types during
155 operand read. Also fix up decls in ADDR_EXPRs.
157 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
159 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
160 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
162 2010-03-10 Jan Hubicka <jh@suse.cz>
165 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
166 * varasm.c (get_variable_section): Don't do that here...
167 (make_decl_rtl): ... and here.
168 (do_assemble_alias): Produce decl RTL.
169 (assemble_alias): Likewise.
171 2010-03-10 Jakub Jelinek <jakub@redhat.com>
174 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
175 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
177 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
178 (based_loc_descr): Only express drap or vdrap regno based expressions
179 using DW_OP_fbreg when not optimizing.
180 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
181 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
182 REG_CFA_SET_VDRAP note.
184 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
186 PR tree-optimization/43236
187 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
188 error in calculation of base address in reverse iteration case.
189 (generate_builtin): Take number of latch executions if the statement
192 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
195 * tree-eh.c: Include pointer-set.h.
196 (lower_eh_dispatch): Filter out duplicate case labels and
197 remove the unneeded edge when the label is unused. Return
198 true when some edges are removed.
199 (execute_lower_eh_dispatch): When any lowering resulted in
200 removing an edge, also delete unreachable blocks.
202 2010-03-10 Jakub Jelinek <jakub@redhat.com>
205 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
206 UNSPEC_MACHOPIC_OFFSET.
208 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
211 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
212 (m68k_delegitimize_address): New function.
214 2010-03-09 Jakub Jelinek <jakub@redhat.com>
217 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
220 * var-tracking.c (adjust_sets): New function.
221 (count_with_sets, add_with_sets): Use it.
222 (get_adjusted_src): New inline function.
223 (add_stores): Use it.
226 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
227 call cselib_dummy_expand_value_rtx_cb instead of
228 cselib_expand_value_rtx_cb.
231 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
232 * config/i386/i386.c: Include debug.h and dwarf2out.h.
233 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
234 and .cfi_endproc around the pic thunks.
235 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
236 all queued unwind info register saves are saved before the call.
237 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
238 considered as sp-=4 for unwind info and the pop as sp+=4 which
239 also clobbers dest, but doesn't actually restore it.
242 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
245 2010-03-09 Jie Zhang <jie@codesourcery.com>
247 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
248 whitespaces in output template.
250 2010-03-09 Jie Zhang <jie@codesourcery.com>
252 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
255 2010-03-08 Jakub Jelinek <jakub@redhat.com>
257 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
258 builtins.exp in a separate job.
260 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
262 * graphite-sese-to-poly.c (add_param_constraints): Use
263 lower_bound_in_type and upper_bound_in_type.
265 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
267 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
268 instead of unsigned_type_node.
270 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
271 Reza Yazdani <reza.yazdani@amd.com>
274 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
275 on pointer type parameters.
277 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
281 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
282 handle conversions from pointer to integers.
283 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
284 induction variable, to be able to work with code generated by
286 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
287 (build_poly_scop): Bail out if we cannot codegen a loop.
289 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
291 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
292 code generation with gloog_error.
294 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
296 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
297 Call fold_convert on all the returned values.
298 (expand_scalar_variables_expr): Pass to expand_scalar_variables_ssa_name
299 the type of the resulting expression.
301 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
303 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
304 ppl_min_for_le_pointset. Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
305 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
307 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
309 * graphite-dependences.c (map_into_dep_poly): Removed.
310 (dependence_polyhedron_1): Use combine_context_id_scat.
312 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
314 * graphite-poly.h (struct poly_scattering): Add layout documentation.
315 (struct poly_bb): Same.
316 (combine_context_id_scat): New.
318 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
321 * sese.c (name_defined_in_loop_p): Return false for default
324 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
326 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
327 and clean up the logic.
329 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
331 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
334 2010-03-08 Jakub Jelinek <jakub@redhat.com>
336 * var-tracking.c (remove_cselib_value_chains): Define only for
338 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
339 delete_slot_part, emit_notes_for_differences_1): Don't call
340 remove_cselib_value_chains here.
341 (set_slot_part, emit_notes_for_differences_2): Don't call
342 add_cselib_value_chains here.
343 (preserved_values): New vector.
344 (preserve_value): New function.
345 (add_uses, add_stores, vt_add_function_parameters): Use it
346 instead of cselib_preserve_value.
347 (changed_values_stack): New vector.
348 (check_changed_vars_0): New function.
349 (check_changed_vars_1, check_changed_vars_2): Use it.
350 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
351 changed_values_stack VALUEs.
352 (vt_emit_notes): For all preserved_values call
353 add_cselib_value_chains. If ENABLE_CHECKING call
354 remove_cselib_value_chains before verifying value_chains is empty.
355 Initialize and free changed_values_stack.
356 (vt_initialize): Initialize preserved_values.
357 (vt_finalize): Free preserved_values.
359 2010-03-08 Richard Guenther <rguenther@suse.de>
361 PR tree-optimization/43269
362 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
365 2010-03-08 Martin Jambor <mjambor@suse.cz>
367 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
368 (ipa_is_param_called): Removed.
369 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
370 (ipa_print_node_params): Do not print the called flag.
371 (ipa_write_node_info): Do not stream the called flag.
372 (ipa_read_node_info): Likewise.
374 2010-03-07 Jakub Jelinek <jakub@redhat.com>
377 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
378 * cselib.c (struct expand_value_data): Add dummy field.
379 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
381 (cselib_dummy_expand_value_rtx_cb): New function.
382 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
384 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
385 * var-tracking.c: Include pointer-set.h.
386 (variable): Change n_var_parts to char from int. Add
387 cur_loc_changed and in_changed_variables fields.
388 (variable_canonicalize): Remove.
389 (shared_var_p): New inline function.
390 (unshare_variable): Maintain cur_loc_changed and
391 in_changed_variables fields. If var was in changed_variables,
392 replace it there with new_var. Just copy cur_loc instead of
393 resetting it to something else.
394 (variable_union): Don't recompute cur_loc. Use shared_var_p.
395 (dataflow_set_union): Don't call variable_canonicalize.
396 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
397 of their DEBUG_EXPR_TREE_DECLs.
398 (canonicalize_loc_order_check): Verify that cur_loc is NULL
399 and in_changed_variables and cur_loc_changed is false.
400 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
401 and cur_loc_changed. Don't update cur_loc here.
402 (variable_merge_over_src): Don't call variable_canonicalize.
403 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
404 removing loc that is equal to cur_loc, clear cur_loc,
405 set cur_loc_changed and ensure variable_was_changed is called.
406 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
407 compare pointers in cur_loc check, if it is equal to loc,
408 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
409 (variable_different_p): Remove compare_current_location argument,
410 don't compare cur_loc.
411 (dataflow_set_different_1): Adjust variable_different_p caller.
412 (variable_was_changed): If dv had some var in changed_variables
413 already, reset in_changed_variables flag for it and propagate
414 cur_loc_changed over to the new variable. On empty var
415 always set cur_loc_changed. Set in_changed_variables on whatever
416 var is added to changed_variables.
417 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
418 Use shared_var_p. When removing loc that is equal to cur_loc,
419 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
420 end, don't set it to something else, just call variable_was_changed.
421 (delete_slot_part): Use shared_var_p. When cur_loc equals to
422 loc being removed, clear cur_loc and set cur_loc_changed.
423 Set cur_loc_changed if all locations have been removed.
424 (struct expand_loc_callback_data): New type.
425 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
426 allocated. Always create SUBREGs if simplify_subreg failed.
427 Prefer to use cur_loc, when that fails and still in
428 changed_variables (and seen first time) recompute it. Set
429 cur_loc_changed of variables which had to change cur_loc and
430 compute elcd->cur_loc_changed if any of the subexpressions used
431 had to change cur_loc.
432 (vt_expand_loc): Adjust to pass arguments in
433 expand_loc_callback_data structure.
434 (vt_expand_loc_dummy): New function.
435 (emitted_notes): New variable.
436 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
437 that weren't used for any other decl in current
438 emit_notes_for_changes call call vt_expand_loc_dummy to update
439 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
440 first loc_chain location if NULL before. Always use just
441 cur_loc instead of first loc_chain location. When cur_loc_changed
442 is false, when not --enable-checking=rtl just don't emit any note.
443 When rtl checking, compute the note and assert it is the same
444 as previous note. Clear cur_loc_changed and in_changed_variables
445 at the end before removing from changed_variables.
446 (check_changed_vars_3): New function.
447 (emit_notes_for_changes): Traverse changed_vars to call
448 check_changed_vars_3 on each changed var.
449 (emit_notes_for_differences_1): Clear cur_loc_changed and
450 in_changed_variables. Recompute cur_loc of new_var.
451 (emit_notes_for_differences_2): Clear cur_loc if new variable
453 (vt_emit_notes): Initialize and destroy emitted_notes.
455 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
457 PR rtl-optimization/42220
458 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
459 Use verify_reg_tracked to determine if we should use OP_OUT rather
461 (build_def_use): If we see an in-out operand for a register that we
462 know nothing about, treat is an output if possible, fail the block if
465 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
468 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
471 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
474 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
475 uses of relevant DEFs that are dead outside the loop too.
477 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
479 * var-tracking.c (dataflow_set_merge): Swap src and src2.
481 2010-01-13 Jakub Jelinek <jakub@redhat.com>
483 * var-tracking.c (values_to_unmark): New variable.
484 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
485 values_to_unmark vector. Moved body to...
486 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
487 instead queue it into values_to_unmark vector.
488 (vt_find_locations): Free values_to_unmark vector.
490 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
492 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
493 (site.exp): Export them when plugins are enabled.
495 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
498 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
500 (chrec_fold_multiply): Same.
502 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
505 * c-decl.c (build_compound_literal): Return early if init is
508 2010-03-04 Martin Jambor <mjambor@suse.cz>
510 PR tree-optimization/43164
511 PR tree-optimization/43191
512 * tree-sra.c (type_consists_of_records_p): Reject records with
513 zero-size bit-fields at the end.
515 2010-03-04 Mike Stump <mikestump@comcast.net>
517 * Makefile.in (TAGS): Remove *.y.
519 2010-03-04 Richard Guenther <rguenther@suse.de>
521 PR tree-optimization/40761
522 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
524 (my_rev_post_order_compute): New function.
527 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
530 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
531 decrease the cost of an IV candidate when the cost is infinite.
533 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
535 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
536 Use '3DNow!' for the extension of that name, ensure normal space
538 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
540 2010-03-03 Jeff Law <law@redhat.com>
542 * PR middle-end/32693
543 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
545 (extract_bit_field_1): Likewise.
547 2010-03-03 Janis Johnson <janis187@us.ibm.com>
549 * doc/sourcebuild.texi (Test directives): Document that arguments
550 include-opts and exclude-opts are now optional for dg-skip-if,
551 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
553 2010-03-03 Jason Merrill <jason@redhat.com>
556 * cgraph.h (varpool_node): Add extra_name field.
557 * varpool.c (varpool_extra_name_alias): New.
558 (varpool_assemble_decl): Emit extra name aliases.
559 (varpool_mark_needed_node): Look past an extra name alias.
560 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
561 * lto-streamer-in.c (lto_input_tree): Read it.
562 * lto-streamer-out.c (output_unreferenced_globals): Write it.
564 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
566 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
567 (sparc*-*-solaris2*): ...this.
569 2010-03-03 Jakub Jelinek <jakub@redhat.com>
572 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
573 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
574 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
575 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
578 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
579 fallthrough to default handling, just with want_address 0 instead of 2.
580 For single element lists, add_AT_loc directly, otherwise create an
581 artificial variable DIE and stick location list to it.
584 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
585 (VAL_EXPR_HAS_REVERSE): Define.
586 (reverse_op): New function.
587 (add_stores): For reversible operations add an extra MO_VAL_USE.
589 2010-03-02 Jason Merrill <jason@redhat.com>
591 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
593 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
595 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
596 (sparc64-*-linux*): Likewise.
597 (sparc64-*-solaris2*): Include assembler files before linker ones.
598 (sparc-*-solaris2*): Simplify and reorder to match previous case.
599 * config/sparc/gas.h: Delete.
600 * config/sparc/sol2-64.h: Add copyright notice.
601 * config/sparc/sol2-gas-bi.h: Likewise.
602 * config/sparc/sol2-gld.h: Likewise.
603 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
604 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
605 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
606 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
607 (sparc_elf_asm_named_section): Rename into...
608 (sparc_solaris_elf_asm_named_section): ...this. Always define.
610 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
612 * config/alpha/alpha.c (override_options): Fix -mtune error message.
614 2010-03-02 Jeff Law <law@redhat.com>
617 * reload1.c (rtx_p, substitute_stack): Declare.
618 (substitute): Record addresses of changed rtxs.
619 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
620 Restore the original rtx when complete.
621 (reload): Free subsitute_stack when complete.
623 2010-03-02 Janis Johnson <janis187@us.ibm.com>
625 * doc/gccint.texi (menu): Add Testsuites as a chapter.
626 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
628 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
629 LTO Testing, gcov Testing, profopt Testing, compat Testing,
630 Torture Tests): Change from subsection to section.
632 2010-03-02 Jakub Jelinek <jakub@redhat.com>
633 Steven Bosscher <steven@gcc.gnu.org>
635 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
638 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
641 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
642 the assignment from the new induction variable to the assignment
643 of the value from the original loop PHI function.
645 2010-03-01 Janis Johnson <janis187@us.ibm.com>
646 Daniel Jacobowitz <dan@codesourcery.com>
648 * doc/sourcebuild.texi (Test directives): Clarify options to
651 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
653 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
654 Disable cfi directives unless GCC and gas agree on using read-only
655 .eh_frame sections for 64-bit.
656 * configure: Regenerate.
658 2010-03-01 Richard Guenther <rguenther@suse.de>
660 PR tree-optimization/43220
661 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
662 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
664 2010-03-01 Richard Guenther <rguenther@suse.de>
665 Martin Jambor <mjambor@suse.cz>
668 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
669 gimplified parameters.
671 2010-03-01 Christian Bruel <christian.bruel@st.com>
673 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
675 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
677 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
679 2010-03-01 Richard Guenther <rguenther@suse.de>
682 * expr.c (expand_assignment): Use the alias-oracle to tell
683 if the rhs aliases the result decl.
685 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
688 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
689 to sol_gt_pch_get_address.
690 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
691 64-bit, SPARC and x86.
692 (sol_gt_pch_get_address): New function.
694 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
696 * toplev.h (inform_n, error_n): Declare.
697 * diagnostic.c (inform_n, error_n): New function.
699 2010-03-01 Jakub Jelinek <jakub@redhat.com>
701 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
702 has no rtl yet when processing local_decls, queue it and recheck
703 if deferred stack allocation hasn't assigned it rtl.
705 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
707 * config/sh/sh.c (unspec_bbr_uid): New.
708 (gen_block_redirect): Use it instead of INSN_UID.
709 (gen_far_branch): Likewise.
711 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
713 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
714 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
716 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
718 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
719 (Warning Options): -Wno-conversion-null is valid for
720 Objective-C++ as well.
721 * doc/tm.texi (Named Address Spaces): Likewise.
722 * doc/plugins.texi (Plugins): Replace TABs with spaces.
723 * doc/tree-ssa.texi (Tree SSA): Likewise.
725 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
728 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
729 by default. Don't set the default arch for
730 i[34567]86-*-darwin*|x86_64-*-darwin*.
732 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
735 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
736 default. Set the default 32bit/64bit archs with $with_arch
737 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
739 2010-02-27 Richard Guenther <rguenther@suse.de>
741 PR tree-optimization/43186
742 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
743 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
744 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
747 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
749 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
750 required and i[34567]86-*-* targets don't support 64bit ISA.
752 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
755 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
758 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
760 * config.gcc: Set the default arch at least to Prescott for
761 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
762 if SSE math is enabled.
764 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
766 * diagnostic.c (diagnostic_initialize): Update.
767 (diagnostic_report_diagnostic): Test inhibit_notes_p for
769 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
770 (diagnostic_inhibit_notes): New.
771 * toplev.c (process_options): inhibit notes with -fcompare-debug.
773 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
776 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
777 * doc/standards.texi: Likewise.
778 * doc/extend.texi: Likewise.
779 * doc/trouble.texi: Likewise.
780 * doc/cppopts.texi: Likewise.
781 * doc/install.texi: Likewise.
782 * c.opt (std=c90,std=gnu90): New options.
783 * c-opts.c (c_common_handle_option): Handle them.
785 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
788 * c-decl.c (undeclared_variable): Use an informative note.
790 2010-02-26 Richard Guenther <rguenther@suse.de>
792 PR tree-optimization/43186
793 * gimple.h (gimple_fold): Remove.
794 * gimple.c (gimple_fold): Remove. Inline into single user ...
795 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
796 Try harder for conditions.
798 2010-02-26 Jakub Jelinek <jakub@redhat.com>
801 * function.c (used_types_insert): Don't skip through named pointer
802 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
803 and it is different from the main variant's type.
805 2010-02-26 Nick Clifton <nickc@redhat.com>
807 * config/rx/rx.md (sminsi3): Remove bogus alternative.
809 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
811 * config.gcc: Support --with-fpmath=sse for x86.
813 * config/i386/ssemath.h: New.
815 * doc/install.texi (--with-fpmath=sse): Documented.
817 2010-02-26 Richard Guenther <rguenther@suse.de>
819 PR tree-optimization/43188
820 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
821 vector types of over-aligned element type.
823 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
826 * config/i386/i386.c (expand_vec_perm_blend): Use correct
827 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
829 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
831 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
833 2010-02-26 Jakub Jelinek <jakub@redhat.com>
835 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
836 * var-tracking.c: Include diagnostic.h.
837 (debug_dv): New function.
838 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
841 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
842 (add_value_chain, add_value_chains, remove_value_chain,
843 remove_value_chains): Handle DEBUG_EXPRs.
844 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
847 * regcprop.c (struct queued_debug_insn_change): New type.
848 (struct value_data_entry): Add debug_insn_changes field.
849 (struct value_data): Add n_debug_insn_changes field.
850 (debug_insn_changes_pool): New variable.
851 (free_debug_insn_changes, apply_debug_insn_changes,
852 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
853 (kill_value_one_regno): Call free_debug_insn_changes if needed.
854 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
856 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
858 (copyprop_hardreg_forward_1): Don't call apply_change_group for
859 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
860 changes, call cprop_find_used_regs via note_stores.
861 (copyprop_hardreg_forward): When copying vd from predecessor
862 which has any queued DEBUG_INSN changes, make sure the pointers are
863 cleared. At the end call df_analyze and then if there are any
864 DEBUG_INSN changes queued at the end of some basic block for still
865 live registers, apply them.
866 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
868 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
870 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
873 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
875 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
876 targets. Set the default with_cpu/with_arch from arch/cpu.
877 Allow x86-64 and native for with_cpu/with_arch.
879 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
881 * ebitmap.c: Change calls to verify_popcount with calls to
882 sbitmap_verify_popcount.
883 (ebitmap_clear_bit): Fixed map->cacheindex test and
884 map>cache update when bit clearing results in an empty
887 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
890 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
891 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
892 and support both V2DF and V2DI modes.
893 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
894 support both V2DF and V2DI modes.
895 (general): Delete trailing whitespace from a few patterns.
897 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
898 V2DF/V2DI interleave high/low builtins.
900 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
903 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
904 interleave high/low functions.
906 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
908 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
909 #pragma extern_prefix.
911 2010-02-25 Jakub Jelinek <jakub@redhat.com>
914 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
915 BLKmode, assert op0 is a MEM and just adjust its mode.
918 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
919 if bitpos isn't multiple of mode's bitsize.
921 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
923 * c.opt (-ftemplate-depth=): New.
924 (-ftemplate-depth-): Deprecate.
925 * optc-gen.awk: Handle -ftemplate-depth=.
926 * opth-gen.awk: Likewise.
927 * c-opts.c (c_common_handle_option): Likewise.
928 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
930 2010-02-24 Jason Merrill <jason@redhat.com>
932 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
934 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
936 * cfg.c (alloc_aux_for_block): Remove inline.
937 (alloc_aux_for_edge): Likewise.
939 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
941 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
943 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
945 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
946 * config/i386/sol2-gas.h: New file.
947 * config.gcc (i[34567]86-*-solaris2*): Use it.
949 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
952 * c-typeck.c (ep_convert_and_check): New.
953 (build_conditional_expr): Use it.
954 (build_binary_op): Likewise.
956 2010-02-24 Jakub Jelinek <jakub@redhat.com>
958 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
961 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
963 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
964 expr needs to have DECL_NAME set.
966 2010-02-24 Nick Clifton <nickc@redhat.com>
968 * config/mep/mep.c: Include gimple.h.
969 (mep_function_uses_sp): Delete unused function.
970 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
971 parameters. Use unsigned integers to count args. Return a
972 NULL_RTX instead of an error_mark_node. Toidy up formatting.
974 2010-02-23 Jakub Jelinek <jakub@redhat.com>
977 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
978 greater or equal to nelt instead of 2 * nelt.
979 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
982 2010-02-23 Jason Merrill <jason@redhat.com>
985 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
986 in cfun->local_decls even if they have register types.
989 * stor-layout.c (place_field): Don't warn about unnecessary
990 DECL_PACKED if the type is packed.
992 2010-02-23 Jakub Jelinek <jakub@redhat.com>
995 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
996 GOTOFF relocs, even when the base reg isn't pic pointer.
998 2010-02-23 Michael Matz <matz@suse.de>
1001 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
1002 (expand_gimple_basic_block): Generate and use debug temps if there
1003 are debug uses left after the last real use of TERed ssa names.
1004 Unlink debug immediate uses when they are expanded.
1006 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1009 * config/i386/i386.c (override_options): Reorganise to provide
1010 better error messages.
1012 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1015 * graphite-scop-detection.c (create_single_exit_edge): Move
1016 the call to find_single_exit_edge to....
1017 (create_sese_edges): ...here. Don't handle multiple edges
1018 exiting the function.
1019 (build_graphite_scops): Don't handle multiple edges
1020 exiting the function.
1022 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1025 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
1026 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
1028 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1031 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
1033 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1036 * c-typeck.c (convert_arguments): Print declaration location.
1037 * c-common.c (validate_nargs): Rename as
1038 builtin_function_validate_nargs.
1039 (check_builtin_function_arguments): Update.
1041 2010-02-22 Richard Guenther <rguenther@suse.de>
1044 * tree-inline.c (declare_return_variable): Use the type of
1045 the call stmt lhs if available.
1047 2010-02-22 Duncan Sands <baldrick@free.fr>
1049 * passes.c (register_pass): Always consider all pass lists when
1050 ref_pass_instance_number is zero.
1052 2010-02-22 Richard Guenther <rguenther@suse.de>
1054 PR tree-optimization/42749
1055 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
1056 parameter. Do arithmetic in the original type.
1057 (update_accumulator_with_ops): Likewise.
1058 (adjust_accumulator_values): Adjust.
1060 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1062 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
1063 (QI to BLKmode splitter): New splitter.
1065 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
1067 * config/i386/i386.c (initial_ix86_tune_features): Turn on
1068 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
1070 2010-02-22 Richard Guenther <rguenther@suse.de>
1072 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
1074 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
1076 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
1077 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
1078 ($(T)crti.o, $(T)crtn.o): Remove rules.
1080 2010-02-21 Tobias Burnus <burnus@net-b.de>
1083 * doc/invoke.texi (-fassociative-math): Document that this
1084 option is automatically enabled for Fortran.
1086 2010-02-20 David S. Miller <davem@davemloft.net>
1088 * configure.ac: Test if linker and assembler properly support
1089 GOTDATA_OP relocations.
1090 * configure: Rebuild.
1091 * config.in: Likewise.
1092 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
1093 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
1094 (movsi_high_pic): Likewise.
1095 (movdi_lo_sum_pic): Likewise.
1096 (movdi_high_pic): Likewise.
1097 (movsi_pic_gotdata_op): New pattern.
1098 (movdi_pic_gotdata_op): Likewise.
1099 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
1100 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
1102 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
1105 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
1106 attribute to ssemul.
1107 (xop_mulv2div2di3_high): Ditto.
1109 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1112 * c.opt (Wconversion-null): New option.
1113 * doc/invoke.texi (Wconversion-null): Document.
1115 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1117 * common.opt (Wlarger-than-): Add Undocumented.
1119 2010-02-19 Mike Stump <mikestump@comcast.net>
1121 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
1123 2010-02-19 Jason Merrill <jason@redhat.com>
1126 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
1127 * configure: Likewise.
1129 2010-02-20 Alan Modra <amodra@gmail.com>
1132 * cgraph.h (cgraph_make_decl_local): Declare.
1133 * cgraph.c (cgraph_make_decl_local): New function.
1134 (cgraph_make_node_local): Use it.
1135 * cgraphunit.c (cgraph_function_versioning): Likewise.
1136 * ipa.c (function_and_variable_visibility): Likewise.
1138 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1141 * except.c (sjlj_emit_function_enter): Don't call
1142 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
1144 * rtl.h (add_reg_br_prob_note): Remove prototype.
1146 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1149 * c-common.c (conversion_warning): Remove widening conversions
1150 before checking the conversion of integers to reals.
1152 2010-02-19 Mike Stump <mikestump@comcast.net>
1155 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
1158 * cgraphunit.c (process_function_and_variable_attributes): Check
1159 DECL_PRESERVE_P instead of looking up attribute "used".
1160 * ipa-pure-const.c (check_decl): Likewise.
1161 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
1162 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
1163 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
1164 instead of attribute "used".
1165 * config/sol2-c.c (solaris_pragma_init): Likewise.
1166 (solaris_pragma_fini): Likewise.
1168 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1170 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
1171 Use XCNEW instead of xcalloc.
1172 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
1173 XNEW instead of xmalloc.
1174 (get_fields): Use XNEWVEC instead of xmalloc.
1177 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
1178 populate vars array.
1179 (create_new_general_access): For debug stmts just reset value.
1180 (get_stmt_accesses): For accesses within debug stmts just record them
1181 using add_access_to_acc_sites instead of preventing the peeling or
1182 counting them as accesses.
1185 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
1187 2010-02-19 Richard Guenther <rguenther@suse.de>
1189 PR tree-optimization/42916
1190 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
1193 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
1195 * configure.ac: Replace all uses of changequote in macro arguments
1196 with proper quoting.
1198 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1201 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
1203 2010-02-19 Richard Guenther <rguenther@suse.de>
1205 PR tree-optimization/42944
1206 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
1207 test for aliasing with errno.
1209 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1212 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
1213 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
1214 * dojump.c: Include output.h.
1215 (inv): New inline function.
1216 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
1217 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
1218 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
1219 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
1220 argument, pass it down to other calls.
1221 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
1222 add REG_BR_PROB note to the conditional jump.
1223 * cfgexpand.c (add_reg_br_prob_note): Removed.
1224 (expand_gimple_cond): Don't call it, add the probability
1225 as last argument to jumpif_1/jumpifnot_1.
1226 * Makefile.in (dojump.o): Depend on output.h.
1227 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
1229 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
1230 * stmt.c (do_jump_if_equal): Likewise.
1231 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
1232 * loop-unswitch.c (compare_and_jump_seq): Likewise.
1233 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
1235 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
1236 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
1237 jumpifnot_1 callers.
1238 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
1240 (store_expr): Adjust jumpifnot caller.
1241 (store_constructor): Adjust jumpif caller.
1244 * gimplify.c (gimple_boolify): For __builtin_expect call
1245 gimple_boolify also on its first argument.
1247 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
1249 * configure.ac (gnu-unique-object): Wrap regexps using [] in
1251 (__stack_chk_fail): Ditto. Remove quadrigraphs.
1252 * configure: Regenerated.
1254 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1256 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
1257 lang_hooks.types_compatible_p instead of comptypes.
1259 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
1261 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
1262 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
1263 if __prefer_thumb__ is defined.
1265 2010-02-18 Martin Jambor <mjambor@suse.cz>
1267 PR tree-optimization/43066
1268 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
1269 array with zero-sized element type.
1271 2010-02-18 Jakub Jelinek <jakub@redhat.com>
1273 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
1274 rtx, allocate struct var_loc_node here and return it to the
1275 caller, and only if it is actually needed.
1276 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
1277 move it earlier and return immediately if it returns NULL.
1279 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
1281 * config/sparc/gas.h: New file. Restore
1282 TARGET_ASM_NAMED_SECTION to its ELF default.
1283 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
1285 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1286 Likewise. Add ATTRIBUTE_UNUSED to prototype.
1287 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
1288 after sparc/sysv4.h.
1290 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
1292 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
1294 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
1296 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
1297 patterns from predicated pattern.
1299 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
1302 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
1303 for insn mnemonic suffix.
1305 2010-02-17 Richard Guenther <rguenther@suse.de>
1307 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
1310 2010-02-17 Jakub Jelinek <jakub@redhat.com>
1313 * caller-save.c (save_call_clobbered_regs): If BB ends with
1314 a DEBUG_INSN, move any notes in between last real insn and the last
1315 DEBUG_INSN after the last DEBUG_INSN.
1317 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
1319 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
1320 Fix return type. Fix argument type. Explain meaning of return value.
1322 2010-02-16 Richard Guenther <rguenther@suse.de>
1324 PR tree-optimization/41043
1325 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
1326 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
1328 (vrp_visit_phi_node): ... but only for loop PHI nodes.
1330 2010-02-16 Ira Rosen <irar@il.ibm.com>
1332 PR tree-optimization/43074
1333 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
1334 * tree-vect-loop.c (vect_analyze_loop_operations): Add
1335 vectorizable cycles in hybrid SLP check.
1336 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
1338 2010-02-16 Richard Guenther <rguenther@suse.de>
1340 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
1341 (true_dependence): If memrefs_conflict_p computes must-alias
1342 trust it. Move TBAA check after offset-based disambiguation.
1343 (canon_true_dependence): Likewise.
1345 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
1347 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
1348 * doc/invoke.texi: Document it.
1349 * var-tracking.c: Include toplev.h and params.h.
1350 (vt_find_locations): Return bool indicating success. Compute
1351 hash sizes unconditionally. Check new parameter, report.
1352 (variable_tracking_main_1): Check vt_find_locations results and
1353 retry. Renamed from...
1354 (variable_tracking_main): ... this. New wrapper to preserve
1355 flag_var_tracking_assignments.
1356 * Makefile.in (var-tracking.o): Adjust dependencies.
1358 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
1359 Jakub Jelinek <jakub@redhat.com>
1362 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
1363 if weak_import attribute is present.
1364 * config/darwin.c (machopic_select_section): Likewise.
1366 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
1368 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
1369 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
1370 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
1371 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
1373 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
1375 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1378 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
1379 Rewrite text to refer to the names.
1381 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
1383 * config/i386/i386-builtin-types.def
1384 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
1385 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
1386 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
1387 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
1388 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
1389 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
1390 IX86_BUILTIN_VPERMIL2PS256.
1391 (MULTI_ARG_4_DF2_DI_I): Defined.
1392 (MULTI_ARG_4_DF2_DI_I1): Defined.
1393 (MULTI_ARG_4_SF2_SI_I): Defined.
1394 (MULTI_ARG_4_SF2_SI_I1): Defined.
1395 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
1396 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
1397 __builtin_ia32_vpermil2ps256.
1398 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1399 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1400 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
1401 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1402 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1403 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
1404 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
1405 CODE_FOR_xop_vpermil2v8sf3.
1406 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
1407 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
1408 * config/i386/xopintrin.h (_mm_permute2_pd): New.
1409 (_mm256_permute2_pd): New.
1410 (_mm_permute2_ps): New.
1411 (_mm256_permute2_ps): New.
1413 2010-02-15 Nick Clifton <nickc@redhat.com>
1415 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
1416 boolean parameters. Use emit_jump_insn when emitting a pop
1417 instruction containing a return insn.
1418 (push): Use 'true' rather than '1' as second parameter to F.
1419 (h8300_expand_prologue): Likewise.
1420 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
1421 (h8300_expand_epilogue): Likewise.
1423 2010-02-15 Richard Guenther <rguenther@suse.de>
1426 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
1429 2010-02-15 Nick Clifton <nickc@redhat.com>
1431 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
1434 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
1436 * intl.c (fake_ngettext): New function.
1437 * intl.h (fake_ngettext): Declare.
1438 (ngettext): Define macro.
1439 * collect2.c (notice_translated): New function.
1440 (main): Use notice_translated and ngettext.
1441 * collect2.h (notice_translated): Declare.
1443 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
1445 * reorg.c (delete_computation): Comment fixes.
1446 * caller-save.c (setup_save_areas): Idem.
1447 * sel-sched-dump.c (dump_lv_set): Idem.
1450 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1452 * config/s390/s390.c (s390_sched_init): New function.
1453 (TARGET_SCHED_INIT): Target hook defined.
1455 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
1456 Jack Howarth <howarth@bromo.med.uc.edu>
1457 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1460 Partial revert of unintended change in fix for PR41605.
1461 * config/darwin.h: Fix typo.
1462 * config/darwin9.h: Same.
1464 2010-02-11 Jakub Jelinek <jakub@redhat.com>
1466 * c-pch.c (pch_init): Clear v.
1468 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1471 * graphite-scop-detection.c (graphite_can_represent_scev): Call
1472 graphite_can_represent_init for MULT_EXPR.
1474 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1478 * graphite-sese-to-poly.c (remove_phi): New.
1479 (translate_scalar_reduction_to_array): Call remove_phi.
1481 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1484 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
1485 * graphite-clast-to-gimple.h (gloog): Update declaration.
1486 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
1487 * graphite-poly.h (struct poly_bb): Add missing comments.
1488 (struct scop): Add poly_scop_p field.
1490 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
1491 * graphite.c (graphite_transform_loops): Build the polyhedral
1492 representation for each scop before code generation.
1493 * sese.c (rename_variables_in_operand): Removed.
1494 (rename_variables_in_expr): Return the renamed expression.
1495 (rename_sese_parameters): New.
1496 * sese.h (rename_sese_parameters): Declared.
1498 2010-02-11 Richard Guenther <rguenther@suse.de>
1500 PR tree-optimization/42998
1501 * tree-ssa-pre.c (create_expression_by_pieces): Treat
1502 POINTER_PLUS_EXPR properly.
1504 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1505 Changpeng Fang <changpeng.fang@amd.com>
1508 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
1509 the cost of an IV candidate when the IV is used in a test against zero.
1511 * gcc.dg/tree-ssa/ivopts-3.c: New.
1513 2010-02-11 Richard Guenther <rguenther@suse.de>
1516 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
1517 pointer-vs-decl case by swapping refs. Handle some cases
1518 of pointer-vs-decl disambiguations more conservatively.
1519 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
1520 to false after expanding.
1522 2010-02-11 Richard Guenther <rguenther@suse.de>
1525 * gcc.c (process_command): Handle LTO file@offset case more
1528 2010-02-11 Jakub Jelinek <jakub@redhat.com>
1530 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
1531 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
1533 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
1535 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
1536 if MEM's mode size isn't DWARF2_ADDR_SIZE.
1537 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
1538 Optimize eq/ne comparisons when both arguments are known to be
1540 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
1541 Don't mask operands unnecessarily if they are known to be already
1544 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
1546 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
1549 2010-02-10 Richard Guenther <rguenther@suse.de>
1551 PR tree-optimization/43017
1552 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
1553 for wrapping signed arithmetic.
1555 2010-02-10 Jakub Jelinek <jakub@redhat.com>
1558 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
1559 if no debug info should be emitted for it.
1561 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
1563 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
1564 note when flag_exceptions is set.
1566 2010-02-10 Duncan Sands <baldrick@free.fr>
1568 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
1570 2010-02-10 Richard Guenther <rguenther@suse.de>
1573 * tree.c (get_unwidened): Handle constants.
1574 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
1576 2010-02-10 Martin Jambor <mjambor@suse.cz>
1579 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
1580 check for variable argument counts independently.
1582 2010-02-10 Christian Bruel <christian.bruel@st.com>
1585 * config/sh/sh.c (find_barrier): Increase length for non delayed
1586 conditional branches.
1588 2010-02-10 Christian Bruel <christian.bruel@st.com>
1590 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
1592 2010-02-10 Jakub Jelinek <jakub@redhat.com>
1594 * builtins.c (set_builtin_user_assembler_name): Also handle
1595 ffs if int is smaller than word.
1597 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
1600 * ira-conflicts.c (get_dup): Remove.
1601 (process_reg_shuffles): Add new parameter. Use it as an
1602 additional guard for copy generation.
1603 (add_insn_allocno_copies): Rewrite.
1605 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
1607 * common.opt (fsched2-use-traces): Preserved for backward
1609 * doc/invoke.texi: Remove the documentation about option
1610 -fsched2-use-traces.
1611 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
1612 flag_sched2_use_traces.
1613 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
1614 the backward compatibility flag section.
1616 2010-02-09 Richard Guenther <rguenther@suse.de>
1618 PR tree-optimization/43008
1619 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
1620 make HEAP variables initialized from global memory if they
1621 are not known builtin functions.
1622 (find_func_aliases): Adjust.
1624 2010-02-09 Richard Guenther <rguenther@suse.de>
1626 PR tree-optimization/43000
1627 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
1628 arithmetic manually.
1630 2010-02-08 Jakub Jelinek <jakub@redhat.com>
1632 PR tree-optimization/42931
1633 * tree-loop-linear.c (try_interchange_loops): Don't call
1634 double_int_mul if estimated_loop_iterations failed.
1636 2010-02-08 Martin Jambor <mjambor@suse.cz>
1639 * tree-sra.c (build_accesses_from_assign): Do not mark in
1640 should_scalarize_away_bitmap if stmt has volatile ops.
1641 (sra_modify_assign): Do not process assigns piecemeal if if stmt
1644 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
1646 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
1648 2010-02-07 Adam Nemet <adambnmet@gmail.com>
1650 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
1653 2010-02-07 Andrew Pinski <pinskia@gmail.com>
1656 * df-core.c (df_finish_pass): Change type of saved_flags to int.
1658 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1661 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
1662 to unknown_dependence.
1663 (graphite_legal_transform_dr): Handle the unknown_dependence.
1664 (graphite_carried_dependence_level_k): Same.
1666 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1668 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
1670 2010-02-07 Richard Guenther <rguenther@suse.de>
1673 * expr.c (get_inner_reference): Always initialize *pbitsize.
1675 2010-02-07 Richard Guenther <rguenther@suse.de>
1678 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
1679 new ARRAY_REFs on variable size element or minimal index arrays.
1681 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
1682 gimple_fold_indirect_ref.
1684 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
1687 * arm.c (arm_override_options): Just return if the user has specified
1688 an invalid fpu name.
1690 2010-02-03 Jason Merrill <jason@redhat.com>
1693 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
1694 i386_pe_maybe_record_exported_symbol.
1696 2010-02-05 Steve Ellcey <sje@cup.hp.com>
1699 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
1700 (pa_delegitimize_address): New function.
1702 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
1704 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
1705 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
1707 2010-02-05 Richard Guenther <rguenther@suse.de>
1710 * lto-streamer-in.c (get_resolution): Deal with references
1711 to undefined functions.
1713 2010-02-05 Richard Guenther <rguenther@suse.de>
1715 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
1716 (fold_const_aggregate_ref): Likewise.
1717 (ccp_fold_stmt): Substitute loads.
1718 (maybe_fold_reference): Verify types before substituting.
1720 (fold_gimple_assign): Unshare properly.
1721 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
1723 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
1725 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
1726 for rs6000_gen_cell_microcode.
1728 2010-02-04 Richard Guenther <rguenther@suse.de>
1730 PR rtl-optimization/42952
1731 * dse.c (const_or_frame_p): Remove MEM handling.
1733 2010-02-04 Nick Clifton <nickc@redhat.com>
1735 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
1736 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
1737 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
1738 (mn10300_asm_output_mi_thunk): New function.
1739 (mn10300_can_output_mu_thunk): New function.
1740 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
1741 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
1742 (FUNCTION_ARG): Delete incorrect comment.
1744 2010-02-03 Jason Merrill <jason@redhat.com>
1747 * fold-const.c (operand_equal_p): Handle erroneous types.
1749 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1751 * config/h8300/h8300.md (can_delay): Fix attibute condition.
1753 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
1755 PR rtl-optimization/42941
1756 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
1759 2010-02-03 Jason Merrill <jason@redhat.com>
1762 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
1764 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
1767 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
1768 (cselib_reset_table): Renamed from...
1769 (cselib_reset_table_with_next_value): ... this.
1770 (cselib_get_next_uid): Renamed from...
1771 (cselib_get_next_unknown_value): ... this.
1772 * cselib.c (next_uid): Renamed from...
1773 (next_unknown_value): ... this.
1774 (cselib_clear_table): Adjust.
1775 (cselib_reset_table): Adjust. Renamed from...
1776 (cselib_reset_table_with_next_value): ... this.
1777 (cselib_get_next_uid): Adjust. Renamed from...
1778 (cselib_get_next_unknown_value): ... this.
1779 (get_value_hash): Use hash.
1780 (cselib_hash_rtx): Likewise.
1781 (new_cselib_val): Adjust. Set and dump uid.
1782 (cselib_lookup_mem): Pass next_uid as hash.
1783 (cselib_subst_to_values): Likewise.
1784 (cselib_log_lookup): Dump uid.
1785 (cselib_lookup): Pass next_uid as hash. Adjust.
1786 (cselib_process_insn): Adjust.
1787 (cselib_init): Initialize next_uid.
1788 (cselib_finish): Adjust.
1789 (dump_cselib_table): Likewise.
1790 * dse.c (canon_address): Dump value uid.
1791 * print-rtl.c (print_rtx): Print value uid.
1792 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
1794 (dv_uid): New function, sort of renamed from...
1795 (dv_htab_hash): ... this, reimplemented in terms of it and...
1796 (dv_uid2hash): ... this. New.
1797 (variable_htab_eq): Drop excess assertions.
1798 (tie_break_pointers): Removed.
1799 (canon_value_cmp): Compare uids.
1800 (variable_post_merge_New_vals): Print uids.
1801 (vt_add_function_parameters): Adjust.
1802 (vt_initialize): Reset table. Adjust.
1804 2010-02-03 Richard Guenther <rguenther@suse.de>
1806 PR tree-optimization/42944
1807 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
1808 (call_may_clobber_ref_p_1): Likewise. Properly handle
1809 malloc and calloc clobbering errno.
1811 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
1813 * doc/invoke.texi: Fix name of sched1 dump.
1815 * opts.c (decode_options): Set flag_tree_switch_conversion
1816 only conditionally on optimize >= 2.
1818 * gcse.c: Assorted comment fixes in pass description.
1820 2010-02-03 Anthony Green <green@moxielogic.com>
1822 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
1823 nop padding in order to maintain alignment of storage location of
1824 target function address.
1825 (moxie_trampoline_init): Store target function address at newly
1827 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
1829 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
1831 2010-02-03 Richard Guenther <rguenther@suse.de>
1834 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
1836 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1838 * config.gcc: Reenable check for obsolete targets.
1839 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
1840 mips-sgi-irix6.[0-4]*.
1842 2010-02-02 Nick Clifton <nickc@redhat.com>
1844 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
1845 constant size of 4 as being the same as 0.
1846 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
1847 can take values in the range 0..4.
1849 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
1852 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
1853 as _darwin10_Unwind_FindEnclosingFunction().
1854 * libgcc-libsystem.ver: New.
1856 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
1859 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
1860 implicitly set registers.
1862 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
1864 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
1865 (arm_override_options): Allow automatic selection of the thread
1866 pointer register if thumb2.
1867 (legitimize_pic_address): Improve code sequences for Thumb2.
1868 (arm_call_tls_get_addr): Likewise.
1869 (legitimize_tls_address): Likewise.
1870 * arm.md (pic_load_addr_arm): Delete. Replace with ...
1871 (pic_load_addr_32bit): ... this. New named pattern.
1872 * thumb2.md (pic_load_addr_thumb2): Delete.
1873 (pic_load_dot_plus_four): Delete.
1874 (tls_load_dot_plus_four): New named pattern.
1876 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1879 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
1880 Document fix for TLS bug.
1882 2010-01-31 Richard Guenther <rguenther@suse.de>
1884 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
1885 conservatively correct.
1887 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1891 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1893 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
1895 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1897 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
1899 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
1901 * config.gcc: Adjust order of makefile fragments for mingw targets.
1903 2010-01-31 Richard Guenther <rguenther@suse.de>
1906 * gimplify.c (gimplify_init_constructor): For volatile LHS
1907 initialize a temporary.
1909 2010-01-31 Matthias Klose <doko@ubuntu.com>
1911 * configure.ac: Fix __stack_chk_fail check for cross builds configured
1913 * configure: Regenerate.
1915 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
1917 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1918 the same alias set and their sizes different constantness.
1919 (aliasing_component_refs_p): Revert 2009-10-24 change.
1921 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1923 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
1926 2010-01-29 Richard Guenther <rguenther@suse.de>
1928 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
1929 Assert we successfully updated the call.
1931 2010-01-29 Jakub Jelinek <jakub@redhat.com>
1933 PR rtl-optimization/42889
1934 * df.h (df_set_bb_dirty_nonlr): New prototype.
1935 * df-core.c (df_set_bb_dirty_nonlr): New function.
1936 * df-scan.c (df_insn_rescan): Call it instead of
1937 df_set_bb_dirty for DEBUG_INSNs.
1939 2010-01-29 Richard Guenther <rguenther@suse.de>
1942 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
1943 quadratic behavior in most cases.
1945 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
1948 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
1949 in the call to gen_x86_movsicc_0_m1.
1951 2010-01-28 Richard Guenther <rguenther@suse.de>
1953 PR tree-optimization/42871
1954 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
1956 2010-01-28 Richard Guenther <rguenther@suse.de>
1958 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
1959 into call arguments.
1961 2010-01-28 Richard Guenther <rguenther@suse.de>
1964 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
1965 the forwarder if the destination is an EH landing pad.
1967 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
1969 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
1970 block list passed to gimple_duplicate_sese_tail.
1971 (parallelize_loops): Avoid parallelization when the function
1973 Avoid parallelization when the preheader is IRREDUCIBLE.
1974 Try to optimize when estimated_loop_iterations_int is unresolved.
1975 Add the loop's location to the dump file.
1976 * tree-cfg.c (add_phi_args_after_redirect): Remove.
1977 (gimple_duplicate_sese_tail): Remove the check for the latch.
1978 Redirect nexits to the exit block.
1979 Remove handling of the incoming edges to the latch.
1980 Redirect the backedge from the copied latch to the exit bb.
1982 2010-01-28 Michael Matz <matz@suse.de>
1985 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
1986 Wrap force_reg into a sequence, emit it before user.
1988 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
1990 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
1992 (arm_legacy_rev): Likewise.
1993 (thumb_legacy_rev): Likewise.
1995 2010-01-27 Jakub Jelinek <jakub@redhat.com>
1997 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
1998 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
1999 on MEM's address failed, try avoid_constant_pool_reference and
2000 recurse if it returned something different.
2001 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
2002 address, try avoid_constant_pool_reference and recurse if it
2003 returned something different.
2004 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
2005 address and avoid_constant_pool_reference returned something
2006 different, don't set have_address.
2008 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
2011 * var-tracking.c (val_store): Add modified argument, obey it.
2013 (count_uses): Move down logging of main.
2014 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
2015 don't need resolution.
2016 (emit_notes_in_bb): Likewise.
2018 2010-01-27 Richard Guenther <rguenther@suse.de>
2021 * tree-inline.c (remap_decl): Delay remapping of SSA name
2022 default definitions until we need them.
2024 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2026 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2027 (rs6000_delegitimize_address): New function.
2029 * config/s390/s390.c (s390_delegitimize_address): Call
2030 delegitimize_mem_from_attrs.
2033 * tree-inline.c (cannot_copy_type_1): Removed.
2034 (copy_forbidden): Don't forbid copying of functions containing
2035 records/unions with variable length fields.
2037 2010-01-27 Christian Bruel <christian.bruel@st.com>
2041 * config/sh/sh.c (find_barrier): Increase length for non delayed
2042 conditional branches.
2044 2010-01-27 Matthias Klose <doko@ubuntu.com>
2046 * configure.ac (gnu-unique-object): Fix ldd version check.
2047 * configure: Regenerate.
2049 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2051 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
2053 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
2054 Test for HAVE_GNU_AS value.
2056 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2058 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
2059 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
2060 INT64_TYPE): Define.
2061 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
2062 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2063 INT_LEAST64_TYPE): Define.
2064 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
2065 UINT_LEAST64_TYPE): Define.
2066 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
2067 INT_FAST64_TYPE): Define.
2068 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2069 UINT_FAST64_TYPE): Define.
2070 (INTMAX_TYPE, UINTMAX_TYPE): Define.
2071 (INTPTR_TYPE, UINTPTR_TYPE): Define.
2072 (SIG_ATOMIC_TYPE): Define.
2074 2010-01-26 Richard Guenther <rguenther@suse.de>
2076 * df-scan.c (df_scan_set_bb_info): Remove assert.
2077 (df_insn_rescan_debug_internal): Merge asserts.
2078 (df_install_ref): Likewise.
2079 (df_mark_reg): Use bitmap_set_range.
2080 (df_hard_reg_used_p): Remove assert.
2081 (df_hard_reg_used_count): Likewise.
2083 2010-01-26 Richard Guenther <rguenther@suse.de>
2085 PR rtl-optimization/42685
2086 * web.c (web_main): Ignore DEBUG_INSNs.
2088 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
2090 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
2092 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
2093 Fix types of fndecl and arglist parameters.
2095 2010-01-26 Richard Guenther <rguenther@suse.de>
2098 * tree-eh.c (unsplit_eh): Skip debug insns.
2100 2010-01-26 Richard Guenther <rguenther@suse.de>
2102 PR tree-optimization/42250
2103 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
2105 2010-01-26 Jakub Jelinek <jakub@redhat.com>
2108 * omp-low.c (expand_omp_sections): Only use single_pred if
2109 l2_bb is single_pred_p.
2111 2010-01-25 Christian Bruel <christian.bruel@st.com>
2114 * config/sh/sh.c (find_barrier): Increase length for non delayed
2115 conditional branches.
2116 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
2118 2010-01-24 David S. Miller <davem@davemloft.net>
2120 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
2121 define if not using GAS.
2122 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2123 Likewise. Delete SECTION_MERGE code, which is only applicable
2126 2010-01-24 Mark Mitchell <mark@codesourcery.com>
2129 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
2130 mangling of va_list in system headers.
2132 2010-01-23 Toon Moene <toon@moene.org>
2134 * tree-predcom.c (combine_chains): Return NULL, not false.
2136 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
2138 * tree-loop-distribution.c (distribute_loop): Fix declaration and
2139 initialization of variable res to agree with return type.
2141 2010-01-22 Steve Ellcey <sje@cup.hp.com>
2143 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
2144 * tree-sra.c: Add include of expr.h.
2146 2010-01-22 Jakub Jelinek <jakub@redhat.com>
2148 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
2149 insert the debug stmt on the single non-EH edge from the stmt.
2151 2010-01-22 Richard Henderson <rth@redhat.com>
2154 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
2155 the RHS until after generate_subtree_copies has insertted its
2156 code before the current statement.
2158 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
2160 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
2162 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
2164 2010-01-21 Martin Jambor <mjambor@suse.cz>
2166 PR tree-optimization/42585
2167 * tree-sra.c (struct access): New field grp_total_scalarization.
2168 (dump_access): Dump the new field.
2169 (should_scalarize_away_bitmap): New variable.
2170 (cannot_scalarize_away_bitmap): Likewise.
2171 (sra_initialize): Allocate new bitmaps.
2172 (sra_deinitialize): Free new bitmaps.
2173 (create_access_1): New function.
2174 (create_access): Parts moved to create_access_1.
2175 (type_consists_of_records_p): New function.
2176 (completely_scalarize_record): Likewise.
2177 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
2178 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
2179 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
2181 (analyze_all_variable_accesses): Completely scalarize small eligible
2184 2010-01-21 Martin Jambor <mjambor@suse.cz>
2186 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
2188 2010-01-21 Andrew Haley <aph@redhat.com>
2190 * gcc.c (process_command): Move lang_specific_driver before
2191 setting cc_libexec_prefix.
2193 2010-01-21 Richard Guenther <rguenther@suse.de>
2196 * fold-const.c (negate_expr_p): Pretend only negative
2197 real constants are easily negatable.
2199 2010-01-20 Janis Johnson <janis187@us.ibm.com>
2200 Jason Merrill <jason@redhat.com>
2202 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
2203 (TYPE_TRANSPARENT_AGGR): this, for union and record.
2204 * calls.c (initialize argument_information): Handle it.
2205 * c-common.c (handle_transparent_union_attribute): Use new name.
2206 * c-decl.c (finish_struct): Ditto.
2207 * c-typeck.c (type_lists_compatible_p): Ditto.
2208 (convert_for_assignment): Use new name and also handle record.
2209 * function.c (aggregate_value_p): Handle it.
2210 (pass_by_reference): Ditto.
2211 (assign_parm_data_types): Ditto.
2212 * print-tree.c (print_node): Ditto.
2213 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
2214 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
2215 * tree.c (first_field): New fn.
2217 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
2220 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
2221 even when linking statically, for now.
2223 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2226 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
2227 without a cselib val.
2228 (count_uses): Accept MO_VAL_SET with no val on stores.
2229 (add_stores): Likewise.
2231 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2233 * var-tracking.c (check_value_val): Add a compile time assertion.
2234 (dv_is_decl_p): Simplify.
2235 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
2236 gcc_assert if ENABLE_CHECKING.
2238 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2241 * var-tracking.c: Include tree-flow.h.
2242 (mem_dies_at_call): New.
2243 (dataflow_set_preserve_mem_locs): Use it.
2244 (dataflow_set_remove_mem_locs): Likewise.
2245 (dump_var): Renamed from dump_variable. Adjust all callers.
2246 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
2247 * Makefile.in (var-tracking.o): Adjust deps.
2249 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
2251 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
2253 2010-01-20 Richard Guenther <rguenther@suse.de>
2255 PR tree-optimization/42717
2256 * tree-ssa-dce.c (get_live_post_dom): Remove.
2257 (forward_edge_to_pdom): Take an arbitrary edge to copy
2258 degenerate PHI args from.
2259 (remove_dead_stmt): Use the first post-dominator even if it
2260 does not contain live statements as redirection destination.
2262 2010-01-20 Richard Guenther <rguenther@suse.de>
2264 * tree-inline.c (estimate_num_insns): Handle EH builtins.
2266 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2268 * sel-sched.c (create_speculation_check): Remove set but not used
2270 (try_transformation_cache): Remove set but not used variable ds.
2271 (calculate_privileged_insns): Remove set but not used variables
2272 cur_insn and min_spec_insn.
2273 (find_best_expr): Remove set but not used variable avail_n.
2274 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
2276 * cgraphunit.c (assemble_thunk): Remove set but not used variable
2278 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
2279 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
2282 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
2285 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
2286 cpu types. Add support for *-sse3 cpu types.
2287 (x86_64-*-*): Ditto.
2289 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2292 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
2293 argument, call initializer_constant_valid_p_1 instead of
2294 initializer_constant_valid_p, pass CACHE to it, return NULL
2295 immediately if first call returns NULL.
2296 (initializer_constant_valid_p_1): New function.
2297 (initializer_constant_valid_p): Use it.
2299 2010-01-20 Thomas Quinot <quinot@adacore.com>
2301 * tree.def (PLACEHOLDER_EXPR): Fix comment.
2303 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2305 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
2306 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
2307 (loc_list_from_tree): Don't handle unsigned division. Handle
2308 signed modulo using DW_OP_{over,over,div,mul,minus}.
2309 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
2310 modulo instead of signed.
2312 2010-01-20 DJ Delorie <dj@redhat.com>
2314 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
2316 (h8300_emit_stack_adjustment): Propogate it.
2318 (h8300_expand_prologue): Likewise.
2319 (h8300_expand_epilogue): Likewise.
2321 2010-01-19 Michael Matz <matz@suse.de>
2323 PR tree-optimization/41783
2324 * tree-data-ref.c (toplevel): Include flags.h.
2325 (dump_data_dependence_relation): Also dump the inputs if the
2326 result will be unknown.
2327 (split_constant_offset_1): Look through some conversions.
2328 * tree-predcom.c (determine_roots_comp): Restart a new chain if
2329 the offset from last element is too large.
2330 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
2331 (reassociate_to_the_same_stmt): Handle vector registers.
2332 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
2334 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
2335 wide_prolog_niters argument, emit widening instructions.
2336 (vect_do_peeling_for_alignment): Adjust caller, use widened
2337 variant of the iteration cound.
2338 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
2340 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2343 * config/arm/neon-testgen.m (emit_automatics): New parameter
2344 features. Adjust for Fixed_return_reg feature.
2345 (test_intrinsic): Call emit_automatics with new feature.
2346 * config/arm/neon.ml: Update copyright years.
2347 (features): New Fixed_return_reg feature.
2348 (ops): Update feature for Vget_low.
2350 2010-01-19 Jakub Jelinek <jakub@redhat.com>
2352 PR tree-optimization/42719
2353 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
2357 * fwprop.c (all_uses_available_at): Return false if def_set dest
2358 is a REG that is used in def_insn.
2360 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
2362 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
2364 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
2367 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
2369 * target.h (struct gcc_target) <secondary_reload>: Change type
2370 of last argument to secondary_reload_info *.
2372 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
2375 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
2376 memory references with unaligned offsets. Remove CQImode handling.
2377 (unaligned_memory_operand): Return 1 for memory references with
2378 unaligned offsets. Remove CQImode handling.
2380 2010-01-18 Richard Guenther <rguenther@suse.de>
2383 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
2386 2010-01-18 Richard Guenther <rguenther@suse.de>
2388 PR tree-optimization/42781
2389 * tree-ssa-structalias.c (find_what_var_points_to): Skip
2390 restrict processing only if the original variable was artificial.
2392 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
2394 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
2395 find number of popped argument bytes.
2397 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
2398 Fix the text that describes the return value for invalid insns.
2400 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
2402 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
2403 Clarify what 'cost of the -dependence' is. Fix quoting.
2405 * toplev.c (default_get_pch_validity): Rename argument to "sz".
2406 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
2408 2010-01-17 Jakub Jelinek <jakub@redhat.com>
2410 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2411 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
2413 2010-01-17 Richard Guenther <rguenther@suse.de>
2416 * function.c (split_complex_args): Take a VEC to modify.
2417 (assign_parms_augmented_arg_list): Build a VEC instead of
2418 a chain of PARM_DECLs.
2419 (assign_parms_unsplit_complex): Take a VEC of arguments.
2420 Do not fixup unmodified parms.
2421 (assign_parms): Deal with the VEC.
2422 (gimplify_parameters): Likewise.
2424 2010-01-17 Richard Guenther <rguenther@suse.de>
2426 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
2427 node existence check.
2428 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
2429 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
2430 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
2431 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
2432 (gimple_execute_on_growing_pred): Likewise.
2434 2010-01-17 Richard Guenther <rguenther@suse.de>
2436 PR tree-optimization/42773
2437 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
2438 (compute_antic_aux): Likewise.
2439 (compute_partial_antic_aux): Likewise.
2441 2010-01-17 Jie Zhang <jie.zhang@analog.com>
2444 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
2447 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
2449 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
2452 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
2453 Fix markup for strict argument.
2455 (TARGET_SCHED_REORDER2): Fix argument types.
2457 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
2458 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
2460 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
2461 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
2463 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
2466 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
2467 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
2468 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
2469 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
2470 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
2472 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
2474 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
2476 (TARGET_ASM_RELOC_RW_MASK): Add return type.
2477 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
2479 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
2481 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
2484 (TARGET_ASM_NAMED_SECTION): Fix argument list.
2486 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
2487 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
2489 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
2491 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
2493 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
2494 referring to it. Fix language.
2496 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
2498 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
2500 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
2502 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
2504 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
2505 '@var{stream}. Remove stray 'and'.
2507 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
2509 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
2511 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
2513 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
2514 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
2516 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
2517 Fix description of return value.
2518 Rename argument "sz" to "len."
2520 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
2521 Clarify meaning of 'true' return value.
2523 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
2525 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
2526 rep_mode versus mode_rep.
2528 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
2530 (TARGET_BUILTIN_DECL): Fix name.
2532 (TARGET_COMMUTATIVE_P): Fix type of first argument.
2534 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
2536 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
2538 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
2540 (TARGET_RELAXED_ORDERING): Use @deftypevr.
2542 (TARGET_GET_DRAP_RTX): Note that this is a hook.
2545 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
2546 Rename argument tm_fn to md_fn.
2548 (TARGET_OPTION_PRINT): Fix argument list.
2550 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
2553 * config/i386/i386.c (ix86_fixup_binary_operands):
2554 Revert FMA4 fixup of operands.
2556 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2559 * Makefile.in (write_entries_to_file, install-plugin):
2560 Use \012 instead of \n with tr.
2562 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
2564 * configure.ac (HAVE_AS_REF): New C macro.
2565 * configure: Regenerate.
2566 * config.in: Likewise.
2567 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
2569 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
2572 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
2574 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
2576 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
2578 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
2580 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
2582 (TARGET_IN_SMALL_DATA_P): Fix argument type.
2584 (TARGET_BINDS_LOCAL_P): Fix argument type.
2586 (TARGET_ASM_FILE_END): Use prototype.
2588 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
2590 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
2592 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
2594 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
2596 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
2597 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
2599 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
2600 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
2602 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
2603 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
2604 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
2605 (TARGET_ADDR_SPACE_CONVERT): Likewise.
2607 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
2609 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
2611 (TARGET_INIT_BUILTINS): Use prototype.
2613 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
2614 Put 'const char *' in braces. Fix parameter types.
2615 (TARGET_INVALID_CONVERSION): Fix parameter types.
2616 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
2617 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
2619 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
2622 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
2624 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
2626 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
2628 * doc/tm.texi (TARGET_HELP): Fix return type.
2630 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
2631 in braces. Fix argument types.
2633 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
2635 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
2637 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
2639 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
2640 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
2642 (TARGET_MANGLE_TYPE): Fix argument types.
2644 (TARGET_IRA_COVER_CLASSES): Use prototype.
2646 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
2648 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
2650 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
2652 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
2654 (TARGET_CALLEE_COPIES): Fix argument types.
2656 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
2658 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
2660 (TARGET_FUNCTION_VALUE): Fix argument types.
2662 (TARGET_RETURN_IN_MSB): Fix argument type.
2664 (TARGET_RETURN_IN_MEMORY): Fix argument types.
2666 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
2668 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
2670 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
2671 agree with return type.
2673 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
2675 2010-01-15 Jing Yu <jingyu@google.com>
2677 PR rtl-optimization/42691
2678 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
2679 a pseudo to a constant and are merged, and adjust comments.
2681 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
2683 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
2685 2010-01-15 Richard Guenther <rguenther@suse.de>
2688 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
2689 labels of computed or non-local gotos to the destination.
2690 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
2691 landing pad label is the first label.
2693 2010-01-15 Richard Guenther <rguenther@suse.de>
2695 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
2697 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2700 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
2701 to allow generation of the xssqrtdp instruction on power7.
2702 (sqrtdf2_fpr): Ditto.
2704 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2707 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
2708 functions with noreturn attribute.
2711 * varasm.c (declare_weak): Add weak attribute to decl if it
2712 doesn't have one already.
2713 (assemble_external): Only add decls to weak_decls if they also
2714 have weak attribute.
2716 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
2718 * var-tracking.c (var_reg_delete): Don't delete the association
2719 between REGs and values or one-part variables if the register
2722 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2725 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
2726 because its first operand is a non-localized variable.
2728 2010-01-14 Martin Jambor <mjambor@suse.cz>
2730 PR tree-optimization/42706
2731 * tree-sra.c (encountered_recursive_call): New variable.
2732 (encountered_unchangable_recursive_call): Likewise.
2733 (sra_initialize): Initialize both new variables.
2734 (callsite_has_enough_arguments_p): New function.
2735 (scan_function): Call decl and flags check only for IPA-SRA, check
2736 whether there is a recursive call and whether it has enough arguments.
2737 (all_callers_have_enough_arguments_p): New function.
2738 (convert_callers): Look for recursive calls only when
2739 encountered_recursive_call is set.
2740 (ipa_early_sra): Bail out either if
2741 !all_callers_have_enough_arguments_p or
2742 encountered_unchangable_recursive_call.
2744 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2746 * sel-sched.c: Add 2010 to copyright years.
2747 * sel-sched-ir.c: Likewise.
2748 * sel-sched-ir.h: Likewise.
2750 2010-01-14 Martin Jambor <mjambor@suse.cz>
2752 PR tree-optimization/42714
2753 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
2754 constructors specially.
2756 2010-01-14 Andi Kleen <ak@linux.intel.com>
2758 * config/i386/drivers-i386.c (detect_caches_intel):
2759 Add l2sizekb parameter and fill in.
2760 (host_detect_local_cpu): Add l2sizekb, fill in.
2761 Add Atom small cache heuristic.
2763 2010-01-14 Andi Kleen <ak@linux.intel.com>
2765 * config/i386/drivers-i386.c (detect_caches_cpuid4):
2766 Add level3 parameter and fill in.
2767 (detect_caches_intel): Handle level3 cache.
2769 2010-01-14 Andi Kleen <ak@linux.intel.com>
2771 * config/i386/drivers-i386.c (host_detect_local_cpu):
2772 Fix core duo detection.
2774 2010-01-14 Andi Kleen <ak@linux.intel.com>
2776 * config/i386/drivers-i386.c (host_detect_local_cpu):
2779 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2781 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
2782 (rs6000_variable_issue_1): this. Use...
2783 (rs6000_variable_issue): here. Reimplement. Print debug info.
2785 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2787 * sel-sched-ir.c (sel_restore_other_notes): Rename to
2788 sel_restore_notes. Update all callers. Call reemit_notes
2791 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2793 PR rtl-optimization/42246
2794 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
2797 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2799 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
2800 all successors is the same as number of successors in current region.
2802 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2804 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
2805 to rename is not separable. Otherwise check that its LHS is not NULL.
2807 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2809 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
2811 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2813 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
2814 available registers when failed to discover LHS register class.
2815 Fix indentation. Update comment.
2817 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2818 Alexander Monakov <amonakov@ispras.ru>
2820 PR rtl-optimization/42389
2821 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
2823 (advance_state_on_fence): Likewise.
2824 (sel_target_adjust_priority): Print debug output only when
2825 sched_verbose >= 4, not 2.
2826 (get_expr_cost): Do not issue all unique insns on the next cycle.
2827 (fill_insns): Initialize can_issue_more from the value saved
2829 * sel-sched-ir.c (flist_add): New parameter issue_more.
2830 Init FENCE_ISSUE_MORE with it.
2831 (merge_fences): Likewise.
2832 (init_fences): Update call to flist_add.
2833 (add_to_fences, add_clean_fence_to_fences)
2834 (add_dirty_fence_to_fences): Likewise.
2835 (move_fence_to_fences): Update call to merge_fences.
2836 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
2838 * sel-sched-ir.h (struct _fence): New field issue_more.
2839 (FENCE_ISSUE_MORE): New accessor macro.
2841 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2843 PR rtl-optimization/42388
2844 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
2845 that have no predecessors nor successors. Do not call move_bb_info
2846 for empty blocks outside of current region.
2848 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2850 PR rtl-optimization/42294
2851 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
2852 * sel-sched.c (move_exprs_to_boundary): Transitively add all
2853 originators' originators.
2855 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2857 PR rtl-optimization/39453
2858 PR rtl-optimization/42246
2859 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
2861 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
2863 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2864 Alexander Monakov <amonakov@ispras.ru>
2867 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
2868 (maybe_tidy_empty_bb): ... here. Make static. Add new
2869 argument. Update all callers.
2870 (tidy_control_flow): ... and here. Recompute topological order
2871 of basic blocks in region if necessary.
2872 (sel_redirect_edge_and_branch): Change return type. Return true
2873 if topological order might have been invalidated.
2874 (purge_empty_blocks): Export and move from...
2875 * sel-sched.c (purge_empty_blocks): ... here.
2876 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
2877 (maybe_tidy_empty_bb): Delete prototype.
2878 (purge_empty_blocks): Declare.
2880 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2882 PR rtl-optimization/42249
2883 * sel-sched.c (try_replace_dest_reg): When chosen register
2884 and original register is the same, do not bail out early, but
2885 still check all original insns for validity of replacing destination
2886 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
2889 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2892 Port from no-undefined-overflow branch:
2893 2009-03-09 Richard Guenther <rguenther@suse.de>
2895 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
2897 2010-01-14 Richard Guenther <rguenther@suse.de>
2900 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
2902 2010-01-14 Ira Rosen <irar@il.ibm.com>
2904 PR tree-optimization/42709
2905 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
2906 as scalar type in creation of constant vector operand.
2908 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2911 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
2912 (check-parallel-%): Match `testsuite' directory component only
2915 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
2917 PR translation/39521
2918 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
2921 2010-01-13 Richard Guenther <rguenther@suse.de>
2923 PR tree-optimization/42730
2924 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
2927 2010-01-13 Steve Ellcey <sje@cup.hp.com>
2930 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
2931 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
2934 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
2936 * config/bfin/libgcc-bfin.ver: Regenerate based on current
2937 libgcc-std.ver. Add entries for ___smulsi3_highpart and
2938 ___umulsi3_highpart.
2940 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
2941 rather than schedule_insns if the pass is enabled.
2943 2010-01-13 Martin Jambor <mjambor@suse.cz>
2945 PR tree-optimization/42704
2946 * tree-sra.c (sra_modify_assign): Do not delete assignments to
2949 2010-01-13 Martin Jambor <mjambor@suse.cz>
2951 PR tree-optimization/42703
2952 * tree-sra.c (analyze_access_subtree): Check that we can build a
2953 reference to the original data within the aggregate.
2955 2010-01-13 Richard Guenther <rguenther@suse.de>
2957 PR tree-optimization/42705
2958 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
2960 2010-01-13 Richard Guenther <rguenther@suse.de>
2963 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
2965 2010-01-13 Jakub Jelinek <jakub@redhat.com>
2968 * var-tracking.c (values_to_unmark): New variable.
2969 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
2970 values_to_unmark vector. Moved body to...
2971 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
2972 instead queue it into values_to_unmark vector.
2973 (vt_find_locations): Free values_to_unmark vector.
2975 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
2977 * config/s390/s390.c (override_options): Set
2978 default of max-pending-list-length to 256
2980 2010-01-13 Richard Guenther <rguenther@suse.de>
2983 * tree-pass.h (PROP_gimple_lcx): New.
2984 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
2985 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
2986 before the final cleanup_eh.
2987 (dump_properties): Dump PROP_gimple_lcx.
2988 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
2989 (tree_lower_complex_O0): Remove.
2990 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
2991 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
2992 tree_lower_complex, schedule TODO_update_ssa.
2993 * lto-streamer-out.c (output_function): Stream the functions
2995 * lto-streamer-in.c (input_function): Likewise.
2996 (lto_read_body): Do not override them here.
2998 2010-01-12 Joseph Myers <joseph@codesourcery.com>
3001 * c-typeck.c (build_c_cast): Fold value cast to union type before
3002 wrapping it in a CONSTRUCTOR.
3004 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3006 PR rtl-optimization/42699
3007 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
3010 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3012 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3013 SUBTARGET_WARN_UNUSED_SPEC): Move ...
3014 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3015 SUBTARGET_WARN_UNUSED_SPEC): ... here
3016 * config/mips/iris5.h (LIBGCC_SPEC): Define.
3018 2010-01-12 Julian Brown <julian@codesourcery.com>
3020 * config/arm/neon-schedgen.ml (Utils): Don't try to
3021 open missing module.
3022 (find_with_result): New.
3024 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3027 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
3028 sharing when canonicalizing ({lt,ge}u (plus a b) b).
3030 PR tree-optimization/42645
3031 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
3032 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
3033 decl_map, set processing_debug_stmt to -1 and return name without
3036 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
3038 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
3039 binutils version, and reword target configuration description.
3041 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3043 * config/avr/avr.h (LINKER_NAME): Remove.
3045 2010-01-11 Janis Johnson <janis187@us.ibm.com>
3048 * config/rs6000/rs6000.c (rs6000_override_options): On targets
3049 that support VSX, warn for -mno-altivec if vsx is not disabled,
3052 2010-01-11 Joseph Myers <joseph@codesourcery.com>
3053 Shujing Zhao <pearly.zhao@oracle.com>
3055 PR translation/42469
3056 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
3057 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
3058 character between option name and help text.
3059 * c.opt (imultilib): Likewise.
3061 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
3063 * lto-streamer-out.c (output_unreferenced_globals): Output static
3066 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
3068 PR rtl-optimization/42621
3069 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
3070 optimizing for size.
3071 (duplicate_computed_gotos): Remove now-redundant check.
3073 2010-01-10 Steve Ellcey <sje@cup.hp.com>
3076 * configure.ac: Save and restore LDFLAGS and LIBS
3077 * configure: Regenerate.
3079 2010-01-10 Richard Guenther <rguenther@suse.de>
3082 * builtins.c (fold_builtin_strlen): Add type argument and
3083 convert the resulting length to it.
3084 (fold_builtin_1): Adjust.
3086 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3088 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
3089 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
3091 (num_insns_constant_wide): Adjust for that change.
3093 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3096 * web.c (union_defs): Add used argument, to combine uses of
3098 (entry_register): Adjust type and tests of used argument.
3099 (web_main): Widen used for new use. Pass it to union_defs.
3100 * df.h (union_defs): Adjust prototype.
3102 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3105 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
3106 uses in new incoming argument. Free body.
3107 (reset_debug_uses_in_loop): New.
3108 (analyze_insn_to_expand_var): Call the latter if the former found
3109 anything. Fix whitespace. Reject invalid dest overlaps before
3110 going through all insns in the loop.
3112 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3115 * haifa-sched.c (dying_use_p): Debug insns don't count.
3117 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3120 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
3121 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
3122 (verify_gimple_call): Reject LHS in noreturn calls.
3124 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3128 * tree-vect-loop-manip.c (adjust_info): New type.
3129 (adjust_vec): New pointer to vector.
3130 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
3131 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
3132 (slpeel_update_phis_for_duplicate_loop): Use them.
3133 (slpeel_update_phi_nodes_for_guard1): Likewise.
3134 (slpeel_update_phi_nodes_for_guard2): Likewise.
3135 (slpeel_tree_peel_loop_to_edge): Likewise.
3136 (vect_update_ivs_after_vectorizer): Likewise.
3138 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3140 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
3141 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3143 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3145 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
3146 bogus uninitialized warning.
3148 2010-01-09 Richard Guenther <rguenther@suse.de>
3151 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
3152 the evolution is compatible with the initial condition.
3154 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3156 * gcc.c (process_command): Update copyright notice dates.
3157 * gcov.c (print_version): Likewise.
3158 * gcov-dump.c (print_version): Likewise.
3159 * mips-tfile.c (main): Likewise.
3160 * mips-tdump.c (main): Likewise.
3162 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3165 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
3167 (rotlhi3_8): Delete.
3169 (rotlsi3_8): Delete.
3170 (rotlsi3_16): Delete.
3171 (rotlsi3_24): Delete.
3173 (*rotw<mode>3): New.
3174 (*rotb<mode>3): New.
3175 * config/avr/avr.c (avr_rotate_bytes): New function.
3176 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
3178 2010-01-08 Steve Ellcey <sje@cup.hp.com>
3181 * configure.ac: Modify -rdynamic check.
3182 * configure: Regenerate.
3184 2010-01-08 DJ Delorie <dj@redhat.com>
3186 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
3187 register popping order.
3189 2010-01-08 Richard Guenther <rguenther@suse.de>
3192 * c.opt (fsigned-char): Also let LTO handle this option.
3193 (funsigned-char): Likewise.
3195 2010-01-07 Richard Guenther <rguenther@suse.de>
3197 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
3198 (gimple_op): Likewise.
3199 (gimple_op_ptr): Likewise.
3200 (gimple_assign_set_lhs): Remove gcc_assert.
3201 (gimple_assign_set_rhs1): Likewise.
3202 (gimple_assign_set_rhs2): Likewise.
3203 (gimple_call_set_lhs): Likewise.
3204 (gimple_call_set_fn): Likewise.
3205 (gimple_call_set_fndecl): Likewise.
3206 (gimple_call_fndecl): Likewise.
3207 (gimple_call_return_type): Likewise.
3208 (gimple_call_set_chain): Likewise.
3209 (gimple_call_num_args): Likewise.
3210 (gimple_call_set_arg): Likewise.
3211 (gimple_cond_set_code): Likewise.
3212 (gimple_cond_set_lhs): Likewise.
3213 (gimple_cond_set_rhs): Likewise.
3214 (gimple_cond_set_true_label): Likewise.
3215 (gimple_cond_set_false_label): Likewise.
3216 (gimple_label_set_label): Likewise.
3217 (gimple_goto_set_dest): Likewise.
3218 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
3219 (gimple_debug_bind_get_value): Likewise.
3220 (gimple_debug_bind_get_value_ptr): Likewise.
3221 (gimple_debug_bind_set_var): Likewise.
3222 (gimple_debug_bind_set_value): Likewise.
3223 (gimple_debug_bind_reset_value): Likewise.
3224 (gimple_debug_bind_has_value_p): Likewise.
3225 (gimple_return_retval_ptr): Remove gcc_assert.
3226 (gimple_return_retval): Likewise.
3227 (gimple_return_set_retval): Likewise.
3228 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
3229 (safe_referenced_var_iterator): Remove.
3230 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
3231 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
3232 (fill_referenced_var_vec): Remove.
3233 (first_readonly_imm_use): Remove redundant gcc_assert.
3234 (phi_arg_index_from_use): Combine gcc_asserts.
3235 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
3236 (first_imm_use_stmt): Remove redundant gcc_assert.
3237 * tree-cfg.c (verify_gimple_call): Verify function and chain
3238 operands. Verify arguments.
3239 (verify_types_in_gimple_stmt): Verify condition code and labels.
3241 2010-01-07 Richard Guenther <rguenther@suse.de>
3243 PR tree-optimization/42641
3244 * sese.c (rename_map_elt_info): Use the SSA name version, do
3247 2010-01-07 Jakub Jelinek <jakub@redhat.com>
3249 PR tree-optimization/42625
3250 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
3251 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
3253 2010-01-07 Duncan Sands <baldrick@free.fr>
3255 * Makefile.in (PLUGIN_HEADERS): Add version.h.
3257 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
3260 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
3261 note itself is not function_invariant_p.
3263 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
3265 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
3266 Do not add the DF_NOTE problem.
3267 * store-motion.c (execute_rtl_store_motion): Likewise.
3269 2010-01-07 Martin Jambor <mjambor@suse.cz>
3271 PR tree-optimization/42157
3272 * tree-sra.c (compare_access_positions): Stabilize sort if both
3273 accesses have integer types, return zero immediately if they are the
3276 2010-01-06 Richard Henderson <rth@redhat.com>
3279 * haifa-sched.c (add_to_note_list): Merge into ...
3280 (concat_note_lists): ... here, and ...
3281 (unlink_other_notes, rm_other_notes): Merge into...
3282 (remove_notes): ... here. Create REG_SAVE_NOTEs for
3283 NOTE_INSN_EPILOGUE_BEG.
3285 2010-01-06 Richard Guenther <rguenther@suse.de>
3287 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
3288 not inline regular functions into always-inline functions.
3290 2010-01-06 Nick Clifton <nickc@redhat.com>
3292 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
3293 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
3295 (OVERRIDE_OPTIONS): Delete.
3296 (OPTIMIZATION_OPTIONS): Define.
3297 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
3298 * config/rx/rx.c (rx_handle_option): Issue an error message if
3299 -mcpu=rx200 and -fpu are used together.
3300 (rx_set_optimization_options): New function. Issue an error
3301 message if an optimization attribute attempts to reset the FPU/
3302 math optimization pairing.
3303 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
3304 * config/rx/rx.opt: Set the default to 32-bit doubles.
3305 * config/rx/t-rx: Add multilibs for -nofpu option.
3306 * doc/invoke.texi: Update documentation of RX options.
3308 2010-01-06 Richard Guenther <rguenther@suse.de>
3310 * tree-ssa-pre.c (name_to_id): New global.
3311 (alloc_expression_id): Simplify SSA name handling.
3312 (lookup_expression_id): Likewise.
3313 (init_pre): Zero name_to_id.
3314 (fini_pre): Free it.
3316 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
3318 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
3320 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
3323 * config/i386/sse.md (smaxv2di3): New.
3324 (umaxv2di3): Likewise.
3325 (sminv2di3): Likewise.
3326 (uminv2di3): Likewise.
3328 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
3331 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
3332 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
3333 (legitimize_tls_address): Likewise.
3334 (sparc_tls_referenced_p): Likewise.
3335 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
3336 and adjust calls to legitimize_pic_address.
3337 (legitimate_constant_p) Use sparc_tls_referenced_p.
3338 (legitimate_pic_operand_p): Likewise.
3339 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
3340 (sparc_tls_symbol_ref_1): Delete.
3341 (sparc_tls_referenced_p): Make static, recognize specific patterns.
3342 (legitimize_tls_address): Make static, handle CONST patterns.
3343 (legitimize_pic_address): Make static, remove unused parameter and
3344 adjust recursive calls.
3345 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
3346 and adjust call to legitimize_pic_address.
3347 (sparc_output_mi_thunk): Likewise.
3349 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
3350 H.J. Lu <hongjiu.lu@intel.com>
3353 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
3354 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
3355 operands to make them signed.
3358 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3361 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3362 GTU to GT for V4SI and V2DI.
3364 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3365 (umin<mode>3): Removed.
3367 (uminv4si3): Likewise.
3369 2010-01-05 Martin Jambor <mjambor@suse.cz>
3371 PR tree-optimization/42462
3372 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
3373 current_function_decl to helper functions and macros.
3375 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3378 * flags.h: Don't include real.h.
3379 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
3380 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
3381 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
3382 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
3383 * dominance.c: Update copyright.
3384 * gimple.c (walk_gimple_op): Remove inline.
3385 * tree-ssa-reassoc.c: Include real.h.
3386 * Makefile.in (FLAGS_H): Remove $(REAL_H).
3387 (tree-ssa-reassoc.o): Depend on $(REAL_H).
3389 2010-01-05 Nick Clifton <nickc@redhat.com>
3391 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
3392 register to push into the stack frame when the accumulator has to
3393 be saved during interrupts.
3395 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
3397 * doc/invoke.texi: Remove the documentation about option
3399 * common.opt (Wunreachable-code): Preserved for backward
3401 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
3402 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
3403 the backward compatibility flag section.
3405 2010-01-05 Richard Guenther <rguenther@suse.de>
3407 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
3409 2010-01-05 Jakub Jelinek <jakub@redhat.com>
3412 * cfgexpand.c (expand_one_var): Diagnose too large variables.
3414 PR tree-optimization/42508
3415 * tree-sra.c (convert_callers): Check for recursive call
3416 by comparing cgraph nodes instead of decls.
3417 (modify_function): Call ipa_modify_formal_parameters also
3418 on all same_body aliases.
3420 * cgraphunit.c (cgraph_materialize_all_clones): Compare
3421 cgraph nodes when checking for same_body aliases.
3423 2010-01-05 Richard Guenther <rguenther@suse.de>
3425 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
3426 allocation and lookup.
3427 (get_or_alloc_expr_for_constant): Likewise.
3428 (phi_translate): Sink allocation.
3430 2010-01-04 Richard Guenther <rguenther@suse.de>
3432 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
3433 a new entry only if needed.
3434 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
3435 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
3437 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
3439 (phi_translate): Handle CONSTANTs early.
3441 2010-01-04 Martin Jambor <mjambor@suse.cz>
3443 PR tree-optimization/42398
3444 * tree-sra.c (struct access): Removed flag grp_different_types.
3445 (dump_access): Do not dump the removed flag.
3446 (sort_and_splice_var_accesses): Do not set the removed flag.
3447 (sra_modify_expr): Check for type compatibility directly.
3449 2010-01-04 Martin Jambor <mjambor@suse.cz>
3451 PR tree-optimization/42366
3452 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
3453 edges with variable number of parameters.
3454 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
3455 flag instead of asserting it.
3456 (ipa_read_node_info): Read uses_analysis_done flag.
3458 2010-01-04 Richard Guenther <rguenther@suse.de>
3460 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
3461 iterative_hash_* as intended.
3462 (vn_reference_compute_hash): Likewise. Simplify hashing
3464 (vn_reference_lookup_2): Likewise.
3465 (vn_nary_op_compute_hash): Likewise.
3466 (vn_phi_compute_hash): Likewise.
3467 (expressions_equal_p): Remove strange code.
3468 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
3469 (pre_expr_hash): Likewise. Simplify hashing SSA names.
3470 (bitmap_insert_into_set_1): Take value-id as parameter.
3471 (add_to_value): Pass it.
3472 (bitmap_insert_into_set): Likewise.
3473 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
3475 2010-01-04 Jakub Jelinek <jakub@redhat.com>
3478 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
3479 (do_self_spec): For switches with SWITCH_IGNORE set set also
3480 SWITCH_IGNORE_PERMANENTLY.
3481 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
3484 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
3486 * lto-streamer-out.c (output_unreferenced_globals): Output the full
3487 tree of an unreferenced global var.
3489 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3492 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3493 GTU to GT for V4SI and V2DI.
3495 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3496 (umin<mode>3): Removed.
3498 (uminv4si3): Likewise.
3500 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3503 * collect2.c (main): Turn on trace in collect2 if -v is passed
3506 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
3508 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
3509 description of expression operand.
3511 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
3513 * configure.ac: Add install-html to target_list for Make-hooks.
3514 * configure: Regenerate.
3515 * fortran/Make-lang.in (F95_HTMLFILES): New.
3516 (fortran.html): Use it.
3517 (fortran.install-html): New.
3518 * Makefile.in (install-html): Add lang.install-html.
3519 * java/Make-lang.in (JAVA_HTMLFILES): New.
3520 (java.html): Use it.
3521 (java.install-html): New.
3522 * objc/Make-lang.in (objc.install-html): New.
3523 * objcp/Make-lang.in (obj-c++.install-html): New.
3524 * cp/Make-lang.in (c++.install-html): New.
3525 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
3526 * lto/Make-lang.in (lto.install-html): New.
3528 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
3531 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
3533 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
3535 PR rtl-optimization/41862
3536 * store-motion.c (store_killed_in_insn, compute_store_table,
3537 remove_reachable_equiv_notes, replace_store_insn,
3538 build_store_vectors): Ignore all DEBUG_INSNs.
3540 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
3543 * common.opt: Add dumpdir.
3545 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
3547 (option_map): Add --dumpdir.
3549 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
3551 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
3553 * opts.c (decode_options): Try dump_dir_name first if
3554 dump_base_name isn't an absolute path.
3555 (common_handle_option): Handle OPT_dumpdir.
3557 * toplev.c (dump_dir_name): New.
3558 (print_switch_values): Also ignore -dumpdir.
3560 * toplev.h (dump_dir_name): New.
3562 2010-01-03 Richard Guenther <rguenther@suse.de>
3564 PR tree-optimization/42589
3565 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
3566 double-word expansion of bswap32.
3568 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
3570 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
3571 with BLOCK_FOR_INSN.
3572 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
3573 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
3574 noce_process_if_block): Likewise.
3575 * gcse.c (compute_local_properties, insert_expr_in_table,
3576 insert_set_in_table, canon_list_insert, find_avail_set,
3577 pre_insert_copy_insn): Likewise.
3579 * basic-block.h (BLOCK_NUM): Move from here...
3580 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
3582 2010-01-03 Richard Guenther <rguenther@suse.de>
3584 PR tree-optimization/42438
3585 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
3586 contains_may_not_return_call flag.
3587 (BB_MAY_NOTRETURN): New.
3588 (valid_in_sets): Trapping nary operations are not valid
3589 in blocks that may not return.
3590 (insert_into_preds_of_block): Remove check for trapping expressions.
3591 (compute_avail): Compute also BB_MAY_NOTRETURN.
3593 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
3595 * doc/invoke.texi: Add 2010 to copyright years.
3597 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
3599 * config/sparc/sparc.c: Fix formatting nits.
3601 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
3602 Alexander Monakov <amonakov@ispras.ru>
3604 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
3606 2010-01-02 Richard Guenther <rguenther@suse.de>
3609 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
3610 (simplify_switch_using_ranges): Mark to be removed edges
3613 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3615 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3617 * collect2.c (scan_libraries): Add missing argument in call to
3620 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
3623 * config/alpha/predicates.md (aligned_memory_operand): Return false
3625 (unaligned_memory_operand): Return true for CQImode.
3626 * config/alpha/alpha.c (get_aligned_mem): Assert that location
3627 doesn not cross aligned SImode word boundary.
3629 2010-01-02 Anatoly Sokolov <aesok@post.ru>
3631 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
3633 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
3634 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
3636 2010-01-02 Richard Guenther <rguenther@suse.de>
3639 * toplev.c (compile_file): Emit LTO marker properly. Change
3641 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
3643 2010-01-01 Richard Guenther <rguenther@suse.de>
3646 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
3648 2010-01-01 Richard Guenther <rguenther@suse.de>
3651 * c-decl.c (grokdeclarator): For zero-size arrays force
3652 structural equality checks as layout_type does.
3654 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
3656 * builtins.c: Update copyright to 2010.
3658 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
3661 * lto-streamer-out.c (produce_asm): Revert the last change.
3662 (copy_function): Likewise.
3664 * lto-streamer.c (lto_get_section_name): Skip any leading
3667 2010-01-01 Richard Guenther <rguenther@suse.de>
3670 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
3674 Copyright (C) 2010 Free Software Foundation, Inc.
3676 Copying and distribution of this file, with or without modification,
3677 are permitted in any medium without royalty provided the copyright
3678 notice and this notice are preserved.