1 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
4 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
5 non-offsettable and pre_modify update addressing.
6 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
7 and "2" alternatives "#".
8 (*movdd_softfloat32): Make all alternatives "#";
9 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
10 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
11 (*movdf_softfloat32): Make all alternatives "#";
12 (movdi): Use the new DIFD mode iterator to create a common splitter
13 for movdi, movdf and movdd patterns.
15 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
17 * common.opt (dumpdir): Remove redundant tab.
19 2010-03-17 Martin Jambor <mjambor@suse.cz>
21 PR tree-optimization/43347
22 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
23 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
25 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
27 PR rtl-optimization/42216
28 * regrename.c (create_new_chain): New function, broken out from...
29 (scan_rtx_reg): ... here. Call it. Handle the case where we are
30 appending a use to an empty chain.
31 (build_def_use): Remove previous changes that convert OP_INOUT to
32 OP_OUT operands; instead detect the case where an OP_INOUT operand
33 uses a previously untracked register and create an empty chain for
36 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
38 * doc/extend.texi (Function Attributes): Rewrite unfinished
39 sentence in ms_abi documentation.
41 2010-03-17 Alan Modra <amodra@gmail.com>
43 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
44 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
45 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
46 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
48 2010-03-16 Richard Henderson <rth@redhat.com>
51 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
52 (lower_try_finally): Save and restore eh_seq around the expansion
55 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
57 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
58 statements before splitting block.
60 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
62 * doc/sourcebuild.texi (Testsuites): Fix markup.
63 Use pathnames relative to gcc/testsuite.
64 (Test Directives): Move description of how timeout is determined.
65 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
66 (C Tests): Correct gcc.misc-tests directory.
67 Framework tests now live in gcc.test-framework.
69 2010-03-16 Richard Guenther <rguenther@suse.de>
72 * tree-cfg.c (gimple_merge_blocks): When propagating virtual
73 PHI operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI
76 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
77 Alexandre Oliva <aoliva@redhat.com>
79 PR tree-optimization/42917
80 * lambda-code.c (remove_iv): Skip debug statements.
81 (lambda_loopnest_to_gcc_loopnest): Likewise.
82 (not_interesting_stmt): Debug statements are not interesting.
84 2010-03-16 Jakub Jelinek <jakub@redhat.com>
88 * cselib.c (cselib_preserve_constants,
89 cfa_base_preserved_val): New static variables.
90 (preserve_only_constants): New function.
91 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
92 clear its REG_VALUES. If cselib_preserve_constants, don't
93 empty the whole hash table, but preserve there VALUEs with constants,
94 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
95 (cselib_preserve_cfa_base_value): New function.
96 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
97 (cselib_init): Change argument to int bitfield. Set
98 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
100 (cselib_finish): Clear cselib_preserve_constants and
101 cfa_base_preserved_val.
102 * cselib.h (enum cselib_record_what): New enum.
103 (cselib_init): Change argument to int.
104 (cselib_preserve_cfa_base_value): New prototype.
105 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
106 * dse.c (dse_step1): Likewise.
107 * cfgcleanup.c (thread_jump): Likewise.
108 * sched-deps.c (sched_analyze): Likewise.
109 * gcse.c (local_cprop_pass): Likewise.
110 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
111 If FN is non-NULL, call the callback always and whenever it returns
112 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
113 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
114 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
115 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
116 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
117 * var-tracking.c: Include recog.h.
118 (bb_stack_adjust_offset): Remove.
119 (vt_stack_adjustments): Don't call it, instead just gather the
120 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
121 (adjust_stack_reference): Remove.
122 (compute_cfa_pointer): New function.
123 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
124 (struct adjust_mem_data): New type.
125 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
127 (get_address_mode): New function.
128 (replace_expr_with_values): Use it.
129 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
130 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
131 (adjust_sets): Remove.
132 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
133 Use get_address_mode.
134 (get_adjusted_src): Remove.
135 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
136 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
137 (add_with_sets): Don't call adjust_sets.
138 (fp_setter, vt_init_cfa_base): New functions.
139 (vt_initialize): Change return type to bool. Move most of pool etc.
140 initialization to the beginning of the function from end. Pass
141 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
142 If !frame_pointer_needed, call vt_stack_adjustment before mos
143 vector is filled, call vt_init_cfa_base if argp/framep has been
144 eliminated to sp. If frame_pointer_needed and argp/framep has
145 been eliminated to hard frame pointer, set
146 hard_frame_pointer_adjustment and call vt_init_cfa_base after
147 encountering fp setter in the prologue. For MO_ADJUST, call
148 log_op_type before pusing the op into mos vector, not afterwards.
149 Call adjust_insn before cselib_process_insn/add_with_sets,
150 call cancel_changes (0) afterwards.
151 (variable_tracking_main_1): Adjust for vt_initialize calling
152 vt_stack_adjustments and returning whether it succeeded or not.
154 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
156 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
159 2010-03-15 Jakub Jelinek <jakub@redhat.com>
161 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
163 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
164 drap_reg has not been set.
166 2010-03-15 Michael Matz <matz@suse.de>
169 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
170 use it to expand block copies.
171 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
172 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
173 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
175 2010-03-15 Richard Guenther <rguenther@suse.de>
177 PR tree-optimization/43367
178 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
181 2010-03-15 Richard Guenther <rguenther@suse.de>
183 PR tree-optimization/43317
184 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
186 2010-03-15 Martin Jambor <mjambor@suse.cz>
188 PR tree-optimization/43141
189 * tree-sra.c (create_abstract_origin): New function.
190 (modify_function): Call create_abstract_origin.
192 2010-03-15 Chris Demetriou <cgd@google.com>
194 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
197 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
200 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
201 call insert_out_of_ssa_copy for default definitions.
203 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
205 * graphite-clast-to-gimple.c (my_long_long): Defined.
206 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
207 * graphite-sese-to-poly.c (my_long_long): Defined.
208 (scop_ivs_can_be_represented): Use it.
210 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
212 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
213 graphite-max-bbs-per-function, and loop-block-tile-size.
214 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
216 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
218 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
220 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
222 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
223 (add_upper_bounds_from_estimated_nit): New.
224 (build_loop_iteration_domains): Use it.
226 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
228 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
230 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
233 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
234 should be an INTEGER_CST. Also handle CASE_CONVERT.
236 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
238 * graphite.c (graphite_initialize): To bound the number of bbs per
239 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
240 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
241 * doc/invoke.texi: Document it.
243 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
245 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
246 * graphite-sese-to-poly.h (build_poly_scop): Same.
248 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
250 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
251 the number of parameters in the scop. Use as an upper bound
252 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
253 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
254 * doc/invoke.texi: Document it.
256 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
258 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
259 * doc/c-tree.texi: Remove.
260 * doc/generic.texi: Merge c-tree.texi here.
261 * doc/gccint.texi (Trees): Remove menu entry.
262 (c-tree.texi): Remove @include.
263 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
264 * doc/languages.texi (Reading RTL): Ditto.
266 2010-03-12 Steve Ellcey <sje@cup.hp.com>
269 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
271 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
274 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
275 code added to work around reload clobbering CONST insns.
277 2010-03-12 Jakub Jelinek <jakub@redhat.com>
279 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
280 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
281 (cselib_preserve_only_values): Remove retain argument, don't
282 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
283 * cselib.h (cselib_preserve_only_values): Remove retain argument.
284 * var-tracking.c (micro_operation): Move insn field before union.
285 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
286 (struct variable_tracking_info_def): Remove n_mos field, change
287 mos into a vector of micro_operations.
288 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
289 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
290 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
291 changing into a vector.
292 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
293 come before all other uops generated by add_stores.
294 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
296 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
297 a vector. Run just one pass over the bbs instead of separate counting
298 and computation phase.
299 (vt_finalize): Free VTI (bb)->mos vector instead of array.
302 * tree-inline.c (remap_decls): Put old_var rather than origin_var
303 into *nonlocalized_list vector.
304 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
305 even if origin is non-NULL.
306 (gen_variable_die): Likewise.
307 (process_scope_var): Don't change origin.
308 (gen_decl_die): Likewise.
309 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
310 before adding new edges instead of after it, fix moving over
313 2010-03-11 David S. Miller <davem@davemloft.net>
315 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
317 * configure: Rebuild.
319 2010-03-11 Martin Jambor <mjambor@suse.cz>
321 PR tree-optimization/43257
322 * tree.c (assign_assembler_name_if_neeeded): New function.
323 (free_lang_data_in_cgraph): Assembler name assignment moved to the
325 * tree.h (assign_assembler_name_if_neeeded): Declare.
326 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
327 the function if needed.
329 2010-03-11 Chris Demetriou <cgd@google.com>
331 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
332 include/stdint-gcc.h, and include/stdint.h world-readable.
334 2010-03-11 Richard Guenther <rguenther@suse.de>
336 PR tree-optimization/43255
337 * tree-vrp.c (process_assert_insertions_for): Do not insert
338 asserts for trivial conditions.
340 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
342 PR tree-optimization/43280
343 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
344 generation. Move calculation of size out of the if branch.
345 (find_bswap): Modify compare number generation.
347 2010-03-11 Richard Guenther <rguenther@suse.de>
350 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
351 (input_gimple_stmt): Fixup handled component types during
352 operand read. Also fix up decls in ADDR_EXPRs.
354 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
356 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
357 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
359 2010-03-10 Jan Hubicka <jh@suse.cz>
362 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
363 * varasm.c (get_variable_section): Don't do that here...
364 (make_decl_rtl): ... and here.
365 (do_assemble_alias): Produce decl RTL.
366 (assemble_alias): Likewise.
368 2010-03-10 Jakub Jelinek <jakub@redhat.com>
371 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
372 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
374 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
375 (based_loc_descr): Only express drap or vdrap regno based expressions
376 using DW_OP_fbreg when not optimizing.
377 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
378 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
379 REG_CFA_SET_VDRAP note.
381 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
383 PR tree-optimization/43236
384 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
385 error in calculation of base address in reverse iteration case.
386 (generate_builtin): Take number of latch executions if the statement
389 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
392 * tree-eh.c: Include pointer-set.h.
393 (lower_eh_dispatch): Filter out duplicate case labels and
394 remove the unneeded edge when the label is unused. Return
395 true when some edges are removed.
396 (execute_lower_eh_dispatch): When any lowering resulted in
397 removing an edge, also delete unreachable blocks.
399 2010-03-10 Jakub Jelinek <jakub@redhat.com>
402 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
403 UNSPEC_MACHOPIC_OFFSET.
405 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
408 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
409 (m68k_delegitimize_address): New function.
411 2010-03-09 Jakub Jelinek <jakub@redhat.com>
414 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
417 * var-tracking.c (adjust_sets): New function.
418 (count_with_sets, add_with_sets): Use it.
419 (get_adjusted_src): New inline function.
420 (add_stores): Use it.
423 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
424 call cselib_dummy_expand_value_rtx_cb instead of
425 cselib_expand_value_rtx_cb.
428 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
429 * config/i386/i386.c: Include debug.h and dwarf2out.h.
430 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
431 and .cfi_endproc around the pic thunks.
432 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
433 all queued unwind info register saves are saved before the call.
434 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
435 considered as sp-=4 for unwind info and the pop as sp+=4 which
436 also clobbers dest, but doesn't actually restore it.
439 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
442 2010-03-09 Jie Zhang <jie@codesourcery.com>
444 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
445 whitespaces in output template.
447 2010-03-09 Jie Zhang <jie@codesourcery.com>
449 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
452 2010-03-08 Jakub Jelinek <jakub@redhat.com>
454 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
455 builtins.exp in a separate job.
457 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
459 * graphite-sese-to-poly.c (add_param_constraints): Use
460 lower_bound_in_type and upper_bound_in_type.
462 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
464 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
465 instead of unsigned_type_node.
467 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
468 Reza Yazdani <reza.yazdani@amd.com>
471 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
472 on pointer type parameters.
474 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
478 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
479 handle conversions from pointer to integers.
480 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
481 induction variable, to be able to work with code generated by CLooG.
482 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
483 (build_poly_scop): Bail out if we cannot codegen a loop.
485 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
487 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
488 code generation with gloog_error.
490 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
492 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
493 Call fold_convert on all the returned values.
494 (expand_scalar_variables_expr): Pass to
495 expand_scalar_variables_ssa_name the type of the resulting expression.
497 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
499 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
500 ppl_min_for_le_pointset.
501 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
502 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
504 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
506 * graphite-dependences.c (map_into_dep_poly): Removed.
507 (dependence_polyhedron_1): Use combine_context_id_scat.
509 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
511 * graphite-poly.h (struct poly_scattering): Add layout documentation.
512 (struct poly_bb): Same.
513 (combine_context_id_scat): New.
515 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
518 * sese.c (name_defined_in_loop_p): Return false for default
521 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
523 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
524 and clean up the logic.
526 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
528 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
531 2010-03-08 Jakub Jelinek <jakub@redhat.com>
533 * var-tracking.c (remove_cselib_value_chains): Define only for
535 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
536 delete_slot_part, emit_notes_for_differences_1): Don't call
537 remove_cselib_value_chains here.
538 (set_slot_part, emit_notes_for_differences_2): Don't call
539 add_cselib_value_chains here.
540 (preserved_values): New vector.
541 (preserve_value): New function.
542 (add_uses, add_stores, vt_add_function_parameters): Use it
543 instead of cselib_preserve_value.
544 (changed_values_stack): New vector.
545 (check_changed_vars_0): New function.
546 (check_changed_vars_1, check_changed_vars_2): Use it.
547 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
548 changed_values_stack VALUEs.
549 (vt_emit_notes): For all preserved_values call
550 add_cselib_value_chains. If ENABLE_CHECKING call
551 remove_cselib_value_chains before verifying value_chains is empty.
552 Initialize and free changed_values_stack.
553 (vt_initialize): Initialize preserved_values.
554 (vt_finalize): Free preserved_values.
556 2010-03-08 Richard Guenther <rguenther@suse.de>
558 PR tree-optimization/43269
559 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
562 2010-03-08 Martin Jambor <mjambor@suse.cz>
564 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
565 (ipa_is_param_called): Removed.
566 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
567 (ipa_print_node_params): Do not print the called flag.
568 (ipa_write_node_info): Do not stream the called flag.
569 (ipa_read_node_info): Likewise.
571 2010-03-07 Jakub Jelinek <jakub@redhat.com>
574 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
575 * cselib.c (struct expand_value_data): Add dummy field.
576 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
578 (cselib_dummy_expand_value_rtx_cb): New function.
579 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
581 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
582 * var-tracking.c: Include pointer-set.h.
583 (variable): Change n_var_parts to char from int. Add
584 cur_loc_changed and in_changed_variables fields.
585 (variable_canonicalize): Remove.
586 (shared_var_p): New inline function.
587 (unshare_variable): Maintain cur_loc_changed and
588 in_changed_variables fields. If var was in changed_variables,
589 replace it there with new_var. Just copy cur_loc instead of
590 resetting it to something else.
591 (variable_union): Don't recompute cur_loc. Use shared_var_p.
592 (dataflow_set_union): Don't call variable_canonicalize.
593 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
594 of their DEBUG_EXPR_TREE_DECLs.
595 (canonicalize_loc_order_check): Verify that cur_loc is NULL
596 and in_changed_variables and cur_loc_changed is false.
597 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
598 and cur_loc_changed. Don't update cur_loc here.
599 (variable_merge_over_src): Don't call variable_canonicalize.
600 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
601 removing loc that is equal to cur_loc, clear cur_loc,
602 set cur_loc_changed and ensure variable_was_changed is called.
603 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
604 compare pointers in cur_loc check, if it is equal to loc,
605 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
606 (variable_different_p): Remove compare_current_location argument,
607 don't compare cur_loc.
608 (dataflow_set_different_1): Adjust variable_different_p caller.
609 (variable_was_changed): If dv had some var in changed_variables
610 already, reset in_changed_variables flag for it and propagate
611 cur_loc_changed over to the new variable. On empty var
612 always set cur_loc_changed. Set in_changed_variables on whatever
613 var is added to changed_variables.
614 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
615 Use shared_var_p. When removing loc that is equal to cur_loc,
616 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
617 end, don't set it to something else, just call variable_was_changed.
618 (delete_slot_part): Use shared_var_p. When cur_loc equals to
619 loc being removed, clear cur_loc and set cur_loc_changed.
620 Set cur_loc_changed if all locations have been removed.
621 (struct expand_loc_callback_data): New type.
622 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
623 allocated. Always create SUBREGs if simplify_subreg failed.
624 Prefer to use cur_loc, when that fails and still in
625 changed_variables (and seen first time) recompute it. Set
626 cur_loc_changed of variables which had to change cur_loc and
627 compute elcd->cur_loc_changed if any of the subexpressions used
628 had to change cur_loc.
629 (vt_expand_loc): Adjust to pass arguments in
630 expand_loc_callback_data structure.
631 (vt_expand_loc_dummy): New function.
632 (emitted_notes): New variable.
633 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
634 that weren't used for any other decl in current
635 emit_notes_for_changes call call vt_expand_loc_dummy to update
636 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
637 first loc_chain location if NULL before. Always use just
638 cur_loc instead of first loc_chain location. When cur_loc_changed
639 is false, when not --enable-checking=rtl just don't emit any note.
640 When rtl checking, compute the note and assert it is the same
641 as previous note. Clear cur_loc_changed and in_changed_variables
642 at the end before removing from changed_variables.
643 (check_changed_vars_3): New function.
644 (emit_notes_for_changes): Traverse changed_vars to call
645 check_changed_vars_3 on each changed var.
646 (emit_notes_for_differences_1): Clear cur_loc_changed and
647 in_changed_variables. Recompute cur_loc of new_var.
648 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
649 (vt_emit_notes): Initialize and destroy emitted_notes.
651 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
653 PR rtl-optimization/42220
654 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
655 Use verify_reg_tracked to determine if we should use OP_OUT rather
657 (build_def_use): If we see an in-out operand for a register that we
658 know nothing about, treat is an output if possible, fail the block if
661 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
664 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
667 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
670 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
671 uses of relevant DEFs that are dead outside the loop too.
673 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
675 * var-tracking.c (dataflow_set_merge): Swap src and src2.
677 2010-01-13 Jakub Jelinek <jakub@redhat.com>
679 * var-tracking.c (values_to_unmark): New variable.
680 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
681 values_to_unmark vector. Moved body to...
682 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
683 instead queue it into values_to_unmark vector.
684 (vt_find_locations): Free values_to_unmark vector.
686 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
688 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
689 (site.exp): Export them when plugins are enabled.
691 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
694 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
696 (chrec_fold_multiply): Same.
698 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
701 * c-decl.c (build_compound_literal): Return early if init is
704 2010-03-04 Martin Jambor <mjambor@suse.cz>
706 PR tree-optimization/43164
707 PR tree-optimization/43191
708 * tree-sra.c (type_consists_of_records_p): Reject records with
709 zero-size bit-fields at the end.
711 2010-03-04 Mike Stump <mikestump@comcast.net>
713 * Makefile.in (TAGS): Remove *.y.
715 2010-03-04 Richard Guenther <rguenther@suse.de>
717 PR tree-optimization/40761
718 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
720 (my_rev_post_order_compute): New function.
723 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
726 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
727 decrease the cost of an IV candidate when the cost is infinite.
729 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
731 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
732 Use '3DNow!' for the extension of that name, ensure normal space
734 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
736 2010-03-03 Jeff Law <law@redhat.com>
738 * PR middle-end/32693
739 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
741 (extract_bit_field_1): Likewise.
743 2010-03-03 Janis Johnson <janis187@us.ibm.com>
745 * doc/sourcebuild.texi (Test directives): Document that arguments
746 include-opts and exclude-opts are now optional for dg-skip-if,
747 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
749 2010-03-03 Jason Merrill <jason@redhat.com>
752 * cgraph.h (varpool_node): Add extra_name field.
753 * varpool.c (varpool_extra_name_alias): New.
754 (varpool_assemble_decl): Emit extra name aliases.
755 (varpool_mark_needed_node): Look past an extra name alias.
756 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
757 * lto-streamer-in.c (lto_input_tree): Read it.
758 * lto-streamer-out.c (output_unreferenced_globals): Write it.
760 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
762 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
763 (sparc*-*-solaris2*): ...this.
765 2010-03-03 Jakub Jelinek <jakub@redhat.com>
768 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
769 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
770 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
771 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
774 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
775 fallthrough to default handling, just with want_address 0 instead of 2.
776 For single element lists, add_AT_loc directly, otherwise create an
777 artificial variable DIE and stick location list to it.
780 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
781 (VAL_EXPR_HAS_REVERSE): Define.
782 (reverse_op): New function.
783 (add_stores): For reversible operations add an extra MO_VAL_USE.
785 2010-03-02 Jason Merrill <jason@redhat.com>
787 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
789 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
791 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
792 (sparc64-*-linux*): Likewise.
793 (sparc64-*-solaris2*): Include assembler files before linker ones.
794 (sparc-*-solaris2*): Simplify and reorder to match previous case.
795 * config/sparc/gas.h: Delete.
796 * config/sparc/sol2-64.h: Add copyright notice.
797 * config/sparc/sol2-gas-bi.h: Likewise.
798 * config/sparc/sol2-gld.h: Likewise.
799 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
800 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
801 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
802 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
803 (sparc_elf_asm_named_section): Rename into...
804 (sparc_solaris_elf_asm_named_section): ...this. Always define.
806 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
808 * config/alpha/alpha.c (override_options): Fix -mtune error message.
810 2010-03-02 Jeff Law <law@redhat.com>
813 * reload1.c (rtx_p, substitute_stack): Declare.
814 (substitute): Record addresses of changed rtxs.
815 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
816 Restore the original rtx when complete.
817 (reload): Free subsitute_stack when complete.
819 2010-03-02 Janis Johnson <janis187@us.ibm.com>
821 * doc/gccint.texi (menu): Add Testsuites as a chapter.
822 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
824 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
825 LTO Testing, gcov Testing, profopt Testing, compat Testing,
826 Torture Tests): Change from subsection to section.
828 2010-03-02 Jakub Jelinek <jakub@redhat.com>
829 Steven Bosscher <steven@gcc.gnu.org>
831 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
834 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
837 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
838 the assignment from the new induction variable to the assignment
839 of the value from the original loop PHI function.
841 2010-03-01 Janis Johnson <janis187@us.ibm.com>
842 Daniel Jacobowitz <dan@codesourcery.com>
844 * doc/sourcebuild.texi (Test directives): Clarify options to
847 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
849 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
850 Disable cfi directives unless GCC and gas agree on using read-only
851 .eh_frame sections for 64-bit.
852 * configure: Regenerate.
854 2010-03-01 Richard Guenther <rguenther@suse.de>
856 PR tree-optimization/43220
857 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
858 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
860 2010-03-01 Richard Guenther <rguenther@suse.de>
861 Martin Jambor <mjambor@suse.cz>
864 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
865 gimplified parameters.
867 2010-03-01 Christian Bruel <christian.bruel@st.com>
869 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
871 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
873 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
875 2010-03-01 Richard Guenther <rguenther@suse.de>
878 * expr.c (expand_assignment): Use the alias-oracle to tell
879 if the rhs aliases the result decl.
881 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
884 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
885 to sol_gt_pch_get_address.
886 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
887 64-bit, SPARC and x86.
888 (sol_gt_pch_get_address): New function.
890 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
892 * toplev.h (inform_n, error_n): Declare.
893 * diagnostic.c (inform_n, error_n): New function.
895 2010-03-01 Jakub Jelinek <jakub@redhat.com>
897 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
898 has no rtl yet when processing local_decls, queue it and recheck
899 if deferred stack allocation hasn't assigned it rtl.
901 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
903 * config/sh/sh.c (unspec_bbr_uid): New.
904 (gen_block_redirect): Use it instead of INSN_UID.
905 (gen_far_branch): Likewise.
907 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
909 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
910 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
912 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
914 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
915 (Warning Options): -Wno-conversion-null is valid for
916 Objective-C++ as well.
917 * doc/tm.texi (Named Address Spaces): Likewise.
918 * doc/plugins.texi (Plugins): Replace TABs with spaces.
919 * doc/tree-ssa.texi (Tree SSA): Likewise.
921 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
924 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
925 by default. Don't set the default arch for
926 i[34567]86-*-darwin*|x86_64-*-darwin*.
928 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
931 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
932 default. Set the default 32bit/64bit archs with $with_arch
933 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
935 2010-02-27 Richard Guenther <rguenther@suse.de>
937 PR tree-optimization/43186
938 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
939 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
940 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
943 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
945 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
946 required and i[34567]86-*-* targets don't support 64bit ISA.
948 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
951 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
954 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
956 * config.gcc: Set the default arch at least to Prescott for
957 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
958 if SSE math is enabled.
960 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
962 * diagnostic.c (diagnostic_initialize): Update.
963 (diagnostic_report_diagnostic): Test inhibit_notes_p for
965 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
966 (diagnostic_inhibit_notes): New.
967 * toplev.c (process_options): inhibit notes with -fcompare-debug.
969 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
972 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
973 * doc/standards.texi: Likewise.
974 * doc/extend.texi: Likewise.
975 * doc/trouble.texi: Likewise.
976 * doc/cppopts.texi: Likewise.
977 * doc/install.texi: Likewise.
978 * c.opt (std=c90,std=gnu90): New options.
979 * c-opts.c (c_common_handle_option): Handle them.
981 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
984 * c-decl.c (undeclared_variable): Use an informative note.
986 2010-02-26 Richard Guenther <rguenther@suse.de>
988 PR tree-optimization/43186
989 * gimple.h (gimple_fold): Remove.
990 * gimple.c (gimple_fold): Remove. Inline into single user ...
991 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
992 Try harder for conditions.
994 2010-02-26 Jakub Jelinek <jakub@redhat.com>
997 * function.c (used_types_insert): Don't skip through named pointer
998 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
999 and it is different from the main variant's type.
1001 2010-02-26 Nick Clifton <nickc@redhat.com>
1003 * config/rx/rx.md (sminsi3): Remove bogus alternative.
1005 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1007 * config.gcc: Support --with-fpmath=sse for x86.
1009 * config/i386/ssemath.h: New.
1011 * doc/install.texi (--with-fpmath=sse): Documented.
1013 2010-02-26 Richard Guenther <rguenther@suse.de>
1015 PR tree-optimization/43188
1016 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
1017 vector types of over-aligned element type.
1019 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
1022 * config/i386/i386.c (expand_vec_perm_blend): Use correct
1023 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
1025 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
1027 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
1029 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1031 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
1032 * var-tracking.c: Include diagnostic.h.
1033 (debug_dv): New function.
1034 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
1037 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
1038 (add_value_chain, add_value_chains, remove_value_chain,
1039 remove_value_chains): Handle DEBUG_EXPRs.
1040 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
1043 * regcprop.c (struct queued_debug_insn_change): New type.
1044 (struct value_data_entry): Add debug_insn_changes field.
1045 (struct value_data): Add n_debug_insn_changes field.
1046 (debug_insn_changes_pool): New variable.
1047 (free_debug_insn_changes, apply_debug_insn_changes,
1048 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
1049 (kill_value_one_regno): Call free_debug_insn_changes if needed.
1050 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
1052 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
1054 (copyprop_hardreg_forward_1): Don't call apply_change_group for
1055 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
1056 changes, call cprop_find_used_regs via note_stores.
1057 (copyprop_hardreg_forward): When copying vd from predecessor
1058 which has any queued DEBUG_INSN changes, make sure the pointers are
1059 cleared. At the end call df_analyze and then if there are any
1060 DEBUG_INSN changes queued at the end of some basic block for still
1061 live registers, apply them.
1062 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
1064 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
1066 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
1069 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
1071 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
1072 targets. Set the default with_cpu/with_arch from arch/cpu.
1073 Allow x86-64 and native for with_cpu/with_arch.
1075 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
1077 * ebitmap.c: Change calls to verify_popcount with calls to
1078 sbitmap_verify_popcount.
1079 (ebitmap_clear_bit): Fixed map->cacheindex test and
1080 map>cache update when bit clearing results in an empty
1083 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1086 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
1087 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
1088 and support both V2DF and V2DI modes.
1089 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
1090 support both V2DF and V2DI modes.
1091 (general): Delete trailing whitespace from a few patterns.
1093 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1094 V2DF/V2DI interleave high/low builtins.
1096 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
1099 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
1100 interleave high/low functions.
1102 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
1104 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
1105 #pragma extern_prefix.
1107 2010-02-25 Jakub Jelinek <jakub@redhat.com>
1110 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
1111 BLKmode, assert op0 is a MEM and just adjust its mode.
1114 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
1115 if bitpos isn't multiple of mode's bitsize.
1117 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1119 * c.opt (-ftemplate-depth=): New.
1120 (-ftemplate-depth-): Deprecate.
1121 * optc-gen.awk: Handle -ftemplate-depth=.
1122 * opth-gen.awk: Likewise.
1123 * c-opts.c (c_common_handle_option): Likewise.
1124 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
1126 2010-02-24 Jason Merrill <jason@redhat.com>
1128 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
1130 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1132 * cfg.c (alloc_aux_for_block): Remove inline.
1133 (alloc_aux_for_edge): Likewise.
1135 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1137 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
1139 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1141 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
1142 * config/i386/sol2-gas.h: New file.
1143 * config.gcc (i[34567]86-*-solaris2*): Use it.
1145 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1148 * c-typeck.c (ep_convert_and_check): New.
1149 (build_conditional_expr): Use it.
1150 (build_binary_op): Likewise.
1152 2010-02-24 Jakub Jelinek <jakub@redhat.com>
1154 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
1157 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
1158 bounds even for -O+.
1159 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
1160 expr needs to have DECL_NAME set.
1162 2010-02-24 Nick Clifton <nickc@redhat.com>
1164 * config/mep/mep.c: Include gimple.h.
1165 (mep_function_uses_sp): Delete unused function.
1166 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
1167 parameters. Use unsigned integers to count args. Return a
1168 NULL_RTX instead of an error_mark_node. Toidy up formatting.
1170 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1173 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
1174 greater or equal to nelt instead of 2 * nelt.
1175 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
1178 2010-02-23 Jason Merrill <jason@redhat.com>
1181 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
1182 in cfun->local_decls even if they have register types.
1185 * stor-layout.c (place_field): Don't warn about unnecessary
1186 DECL_PACKED if the type is packed.
1188 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1191 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
1192 GOTOFF relocs, even when the base reg isn't pic pointer.
1194 2010-02-23 Michael Matz <matz@suse.de>
1197 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
1198 (expand_gimple_basic_block): Generate and use debug temps if there
1199 are debug uses left after the last real use of TERed ssa names.
1200 Unlink debug immediate uses when they are expanded.
1202 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1205 * config/i386/i386.c (override_options): Reorganise to provide
1206 better error messages.
1208 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1211 * graphite-scop-detection.c (create_single_exit_edge): Move
1212 the call to find_single_exit_edge to....
1213 (create_sese_edges): ...here. Don't handle multiple edges
1214 exiting the function.
1215 (build_graphite_scops): Don't handle multiple edges
1216 exiting the function.
1218 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1221 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
1222 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
1224 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1227 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
1229 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1232 * c-typeck.c (convert_arguments): Print declaration location.
1233 * c-common.c (validate_nargs): Rename as
1234 builtin_function_validate_nargs.
1235 (check_builtin_function_arguments): Update.
1237 2010-02-22 Richard Guenther <rguenther@suse.de>
1240 * tree-inline.c (declare_return_variable): Use the type of
1241 the call stmt lhs if available.
1243 2010-02-22 Duncan Sands <baldrick@free.fr>
1245 * passes.c (register_pass): Always consider all pass lists when
1246 ref_pass_instance_number is zero.
1248 2010-02-22 Richard Guenther <rguenther@suse.de>
1250 PR tree-optimization/42749
1251 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
1252 parameter. Do arithmetic in the original type.
1253 (update_accumulator_with_ops): Likewise.
1254 (adjust_accumulator_values): Adjust.
1256 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1258 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
1259 (QI to BLKmode splitter): New splitter.
1261 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
1263 * config/i386/i386.c (initial_ix86_tune_features): Turn on
1264 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
1266 2010-02-22 Richard Guenther <rguenther@suse.de>
1268 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
1270 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
1272 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
1273 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
1274 ($(T)crti.o, $(T)crtn.o): Remove rules.
1276 2010-02-21 Tobias Burnus <burnus@net-b.de>
1279 * doc/invoke.texi (-fassociative-math): Document that this
1280 option is automatically enabled for Fortran.
1282 2010-02-20 David S. Miller <davem@davemloft.net>
1284 * configure.ac: Test if linker and assembler properly support
1285 GOTDATA_OP relocations.
1286 * configure: Rebuild.
1287 * config.in: Likewise.
1288 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
1289 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
1290 (movsi_high_pic): Likewise.
1291 (movdi_lo_sum_pic): Likewise.
1292 (movdi_high_pic): Likewise.
1293 (movsi_pic_gotdata_op): New pattern.
1294 (movdi_pic_gotdata_op): Likewise.
1295 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
1296 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
1298 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
1301 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
1302 attribute to ssemul.
1303 (xop_mulv2div2di3_high): Ditto.
1305 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1308 * c.opt (Wconversion-null): New option.
1309 * doc/invoke.texi (Wconversion-null): Document.
1311 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1313 * common.opt (Wlarger-than-): Add Undocumented.
1315 2010-02-19 Mike Stump <mikestump@comcast.net>
1317 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
1319 2010-02-19 Jason Merrill <jason@redhat.com>
1322 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
1323 * configure: Likewise.
1325 2010-02-20 Alan Modra <amodra@gmail.com>
1328 * cgraph.h (cgraph_make_decl_local): Declare.
1329 * cgraph.c (cgraph_make_decl_local): New function.
1330 (cgraph_make_node_local): Use it.
1331 * cgraphunit.c (cgraph_function_versioning): Likewise.
1332 * ipa.c (function_and_variable_visibility): Likewise.
1334 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1337 * except.c (sjlj_emit_function_enter): Don't call
1338 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
1340 * rtl.h (add_reg_br_prob_note): Remove prototype.
1342 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1345 * c-common.c (conversion_warning): Remove widening conversions
1346 before checking the conversion of integers to reals.
1348 2010-02-19 Mike Stump <mikestump@comcast.net>
1351 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
1354 * cgraphunit.c (process_function_and_variable_attributes): Check
1355 DECL_PRESERVE_P instead of looking up attribute "used".
1356 * ipa-pure-const.c (check_decl): Likewise.
1357 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
1358 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
1359 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
1360 instead of attribute "used".
1361 * config/sol2-c.c (solaris_pragma_init): Likewise.
1362 (solaris_pragma_fini): Likewise.
1364 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1366 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
1367 Use XCNEW instead of xcalloc.
1368 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
1369 XNEW instead of xmalloc.
1370 (get_fields): Use XNEWVEC instead of xmalloc.
1373 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
1374 populate vars array.
1375 (create_new_general_access): For debug stmts just reset value.
1376 (get_stmt_accesses): For accesses within debug stmts just record them
1377 using add_access_to_acc_sites instead of preventing the peeling or
1378 counting them as accesses.
1381 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
1383 2010-02-19 Richard Guenther <rguenther@suse.de>
1385 PR tree-optimization/42916
1386 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
1389 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
1391 * configure.ac: Replace all uses of changequote in macro arguments
1392 with proper quoting.
1394 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1397 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
1399 2010-02-19 Richard Guenther <rguenther@suse.de>
1401 PR tree-optimization/42944
1402 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
1403 test for aliasing with errno.
1405 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1408 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
1409 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
1410 * dojump.c: Include output.h.
1411 (inv): New inline function.
1412 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
1413 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
1414 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
1415 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
1416 argument, pass it down to other calls.
1417 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
1418 add REG_BR_PROB note to the conditional jump.
1419 * cfgexpand.c (add_reg_br_prob_note): Removed.
1420 (expand_gimple_cond): Don't call it, add the probability
1421 as last argument to jumpif_1/jumpifnot_1.
1422 * Makefile.in (dojump.o): Depend on output.h.
1423 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
1425 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
1426 * stmt.c (do_jump_if_equal): Likewise.
1427 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
1428 * loop-unswitch.c (compare_and_jump_seq): Likewise.
1429 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
1431 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
1432 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
1433 jumpifnot_1 callers.
1434 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
1436 (store_expr): Adjust jumpifnot caller.
1437 (store_constructor): Adjust jumpif caller.
1440 * gimplify.c (gimple_boolify): For __builtin_expect call
1441 gimple_boolify also on its first argument.
1443 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
1445 * configure.ac (gnu-unique-object): Wrap regexps using [] in
1447 (__stack_chk_fail): Ditto. Remove quadrigraphs.
1448 * configure: Regenerated.
1450 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1452 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
1453 lang_hooks.types_compatible_p instead of comptypes.
1455 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
1457 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
1458 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
1459 if __prefer_thumb__ is defined.
1461 2010-02-18 Martin Jambor <mjambor@suse.cz>
1463 PR tree-optimization/43066
1464 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
1465 array with zero-sized element type.
1467 2010-02-18 Jakub Jelinek <jakub@redhat.com>
1469 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
1470 rtx, allocate struct var_loc_node here and return it to the
1471 caller, and only if it is actually needed.
1472 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
1473 move it earlier and return immediately if it returns NULL.
1475 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
1477 * config/sparc/gas.h: New file. Restore
1478 TARGET_ASM_NAMED_SECTION to its ELF default.
1479 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
1481 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1482 Likewise. Add ATTRIBUTE_UNUSED to prototype.
1483 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
1484 after sparc/sysv4.h.
1486 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
1488 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
1490 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
1492 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
1493 patterns from predicated pattern.
1495 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
1498 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
1499 for insn mnemonic suffix.
1501 2010-02-17 Richard Guenther <rguenther@suse.de>
1503 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
1506 2010-02-17 Jakub Jelinek <jakub@redhat.com>
1509 * caller-save.c (save_call_clobbered_regs): If BB ends with
1510 a DEBUG_INSN, move any notes in between last real insn and the last
1511 DEBUG_INSN after the last DEBUG_INSN.
1513 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
1515 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
1516 Fix return type. Fix argument type. Explain meaning of return value.
1518 2010-02-16 Richard Guenther <rguenther@suse.de>
1520 PR tree-optimization/41043
1521 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
1522 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
1524 (vrp_visit_phi_node): ... but only for loop PHI nodes.
1526 2010-02-16 Ira Rosen <irar@il.ibm.com>
1528 PR tree-optimization/43074
1529 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
1530 * tree-vect-loop.c (vect_analyze_loop_operations): Add
1531 vectorizable cycles in hybrid SLP check.
1532 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
1534 2010-02-16 Richard Guenther <rguenther@suse.de>
1536 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
1537 (true_dependence): If memrefs_conflict_p computes must-alias
1538 trust it. Move TBAA check after offset-based disambiguation.
1539 (canon_true_dependence): Likewise.
1541 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
1543 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
1544 * doc/invoke.texi: Document it.
1545 * var-tracking.c: Include toplev.h and params.h.
1546 (vt_find_locations): Return bool indicating success. Compute
1547 hash sizes unconditionally. Check new parameter, report.
1548 (variable_tracking_main_1): Check vt_find_locations results and
1549 retry. Renamed from...
1550 (variable_tracking_main): ... this. New wrapper to preserve
1551 flag_var_tracking_assignments.
1552 * Makefile.in (var-tracking.o): Adjust dependencies.
1554 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
1555 Jakub Jelinek <jakub@redhat.com>
1558 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
1559 if weak_import attribute is present.
1560 * config/darwin.c (machopic_select_section): Likewise.
1562 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
1564 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
1565 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
1566 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
1567 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
1569 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
1572 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1575 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
1576 Rewrite text to refer to the names.
1578 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
1580 * config/i386/i386-builtin-types.def
1581 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
1582 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
1583 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
1584 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
1585 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
1586 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
1587 IX86_BUILTIN_VPERMIL2PS256.
1588 (MULTI_ARG_4_DF2_DI_I): Defined.
1589 (MULTI_ARG_4_DF2_DI_I1): Defined.
1590 (MULTI_ARG_4_SF2_SI_I): Defined.
1591 (MULTI_ARG_4_SF2_SI_I1): Defined.
1592 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
1593 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
1594 __builtin_ia32_vpermil2ps256.
1595 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1596 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1597 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
1598 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1599 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1600 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
1601 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
1602 CODE_FOR_xop_vpermil2v8sf3.
1603 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
1604 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
1605 * config/i386/xopintrin.h (_mm_permute2_pd): New.
1606 (_mm256_permute2_pd): New.
1607 (_mm_permute2_ps): New.
1608 (_mm256_permute2_ps): New.
1610 2010-02-15 Nick Clifton <nickc@redhat.com>
1612 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
1613 boolean parameters. Use emit_jump_insn when emitting a pop
1614 instruction containing a return insn.
1615 (push): Use 'true' rather than '1' as second parameter to F.
1616 (h8300_expand_prologue): Likewise.
1617 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
1618 (h8300_expand_epilogue): Likewise.
1620 2010-02-15 Richard Guenther <rguenther@suse.de>
1623 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
1626 2010-02-15 Nick Clifton <nickc@redhat.com>
1628 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
1631 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
1633 * intl.c (fake_ngettext): New function.
1634 * intl.h (fake_ngettext): Declare.
1635 (ngettext): Define macro.
1636 * collect2.c (notice_translated): New function.
1637 (main): Use notice_translated and ngettext.
1638 * collect2.h (notice_translated): Declare.
1640 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
1642 * reorg.c (delete_computation): Comment fixes.
1643 * caller-save.c (setup_save_areas): Idem.
1644 * sel-sched-dump.c (dump_lv_set): Idem.
1647 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1649 * config/s390/s390.c (s390_sched_init): New function.
1650 (TARGET_SCHED_INIT): Target hook defined.
1652 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
1653 Jack Howarth <howarth@bromo.med.uc.edu>
1654 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1657 Partial revert of unintended change in fix for PR41605.
1658 * config/darwin.h: Fix typo.
1659 * config/darwin9.h: Same.
1661 2010-02-11 Jakub Jelinek <jakub@redhat.com>
1663 * c-pch.c (pch_init): Clear v.
1665 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1668 * graphite-scop-detection.c (graphite_can_represent_scev): Call
1669 graphite_can_represent_init for MULT_EXPR.
1671 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1675 * graphite-sese-to-poly.c (remove_phi): New.
1676 (translate_scalar_reduction_to_array): Call remove_phi.
1678 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1681 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
1682 * graphite-clast-to-gimple.h (gloog): Update declaration.
1683 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
1684 * graphite-poly.h (struct poly_bb): Add missing comments.
1685 (struct scop): Add poly_scop_p field.
1687 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
1688 * graphite.c (graphite_transform_loops): Build the polyhedral
1689 representation for each scop before code generation.
1690 * sese.c (rename_variables_in_operand): Removed.
1691 (rename_variables_in_expr): Return the renamed expression.
1692 (rename_sese_parameters): New.
1693 * sese.h (rename_sese_parameters): Declared.
1695 2010-02-11 Richard Guenther <rguenther@suse.de>
1697 PR tree-optimization/42998
1698 * tree-ssa-pre.c (create_expression_by_pieces): Treat
1699 POINTER_PLUS_EXPR properly.
1701 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1702 Changpeng Fang <changpeng.fang@amd.com>
1705 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
1706 the cost of an IV candidate when the IV is used in a test against zero.
1708 * gcc.dg/tree-ssa/ivopts-3.c: New.
1710 2010-02-11 Richard Guenther <rguenther@suse.de>
1713 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
1714 pointer-vs-decl case by swapping refs. Handle some cases
1715 of pointer-vs-decl disambiguations more conservatively.
1716 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
1717 to false after expanding.
1719 2010-02-11 Richard Guenther <rguenther@suse.de>
1722 * gcc.c (process_command): Handle LTO file@offset case more
1725 2010-02-11 Jakub Jelinek <jakub@redhat.com>
1727 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
1728 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
1730 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
1732 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
1733 if MEM's mode size isn't DWARF2_ADDR_SIZE.
1734 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
1735 Optimize eq/ne comparisons when both arguments are known to be
1737 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
1738 Don't mask operands unnecessarily if they are known to be already
1741 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
1743 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
1746 2010-02-10 Richard Guenther <rguenther@suse.de>
1748 PR tree-optimization/43017
1749 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
1750 for wrapping signed arithmetic.
1752 2010-02-10 Jakub Jelinek <jakub@redhat.com>
1755 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
1756 if no debug info should be emitted for it.
1758 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
1760 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
1761 note when flag_exceptions is set.
1763 2010-02-10 Duncan Sands <baldrick@free.fr>
1765 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
1767 2010-02-10 Richard Guenther <rguenther@suse.de>
1770 * tree.c (get_unwidened): Handle constants.
1771 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
1773 2010-02-10 Martin Jambor <mjambor@suse.cz>
1776 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
1777 check for variable argument counts independently.
1779 2010-02-10 Christian Bruel <christian.bruel@st.com>
1782 * config/sh/sh.c (find_barrier): Increase length for non delayed
1783 conditional branches.
1785 2010-02-10 Christian Bruel <christian.bruel@st.com>
1787 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
1789 2010-02-10 Jakub Jelinek <jakub@redhat.com>
1791 * builtins.c (set_builtin_user_assembler_name): Also handle
1792 ffs if int is smaller than word.
1794 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
1797 * ira-conflicts.c (get_dup): Remove.
1798 (process_reg_shuffles): Add new parameter. Use it as an
1799 additional guard for copy generation.
1800 (add_insn_allocno_copies): Rewrite.
1802 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
1804 * common.opt (fsched2-use-traces): Preserved for backward
1806 * doc/invoke.texi: Remove the documentation about option
1807 -fsched2-use-traces.
1808 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
1809 flag_sched2_use_traces.
1810 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
1811 the backward compatibility flag section.
1813 2010-02-09 Richard Guenther <rguenther@suse.de>
1815 PR tree-optimization/43008
1816 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
1817 make HEAP variables initialized from global memory if they
1818 are not known builtin functions.
1819 (find_func_aliases): Adjust.
1821 2010-02-09 Richard Guenther <rguenther@suse.de>
1823 PR tree-optimization/43000
1824 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
1825 arithmetic manually.
1827 2010-02-08 Jakub Jelinek <jakub@redhat.com>
1829 PR tree-optimization/42931
1830 * tree-loop-linear.c (try_interchange_loops): Don't call
1831 double_int_mul if estimated_loop_iterations failed.
1833 2010-02-08 Martin Jambor <mjambor@suse.cz>
1836 * tree-sra.c (build_accesses_from_assign): Do not mark in
1837 should_scalarize_away_bitmap if stmt has volatile ops.
1838 (sra_modify_assign): Do not process assigns piecemeal if if stmt
1841 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
1843 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
1845 2010-02-07 Adam Nemet <adambnmet@gmail.com>
1847 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
1850 2010-02-07 Andrew Pinski <pinskia@gmail.com>
1853 * df-core.c (df_finish_pass): Change type of saved_flags to int.
1855 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1858 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
1859 to unknown_dependence.
1860 (graphite_legal_transform_dr): Handle the unknown_dependence.
1861 (graphite_carried_dependence_level_k): Same.
1863 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1865 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
1867 2010-02-07 Richard Guenther <rguenther@suse.de>
1870 * expr.c (get_inner_reference): Always initialize *pbitsize.
1872 2010-02-07 Richard Guenther <rguenther@suse.de>
1875 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
1876 new ARRAY_REFs on variable size element or minimal index arrays.
1878 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
1879 gimple_fold_indirect_ref.
1881 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
1884 * arm.c (arm_override_options): Just return if the user has specified
1885 an invalid fpu name.
1887 2010-02-03 Jason Merrill <jason@redhat.com>
1890 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
1891 i386_pe_maybe_record_exported_symbol.
1893 2010-02-05 Steve Ellcey <sje@cup.hp.com>
1896 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
1897 (pa_delegitimize_address): New function.
1899 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
1901 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
1902 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
1904 2010-02-05 Richard Guenther <rguenther@suse.de>
1907 * lto-streamer-in.c (get_resolution): Deal with references
1908 to undefined functions.
1910 2010-02-05 Richard Guenther <rguenther@suse.de>
1912 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
1913 (fold_const_aggregate_ref): Likewise.
1914 (ccp_fold_stmt): Substitute loads.
1915 (maybe_fold_reference): Verify types before substituting.
1917 (fold_gimple_assign): Unshare properly.
1918 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
1920 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
1922 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
1923 for rs6000_gen_cell_microcode.
1925 2010-02-04 Richard Guenther <rguenther@suse.de>
1927 PR rtl-optimization/42952
1928 * dse.c (const_or_frame_p): Remove MEM handling.
1930 2010-02-04 Nick Clifton <nickc@redhat.com>
1932 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
1933 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
1934 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
1935 (mn10300_asm_output_mi_thunk): New function.
1936 (mn10300_can_output_mu_thunk): New function.
1937 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
1938 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
1939 (FUNCTION_ARG): Delete incorrect comment.
1941 2010-02-03 Jason Merrill <jason@redhat.com>
1944 * fold-const.c (operand_equal_p): Handle erroneous types.
1946 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1948 * config/h8300/h8300.md (can_delay): Fix attibute condition.
1950 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
1952 PR rtl-optimization/42941
1953 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
1956 2010-02-03 Jason Merrill <jason@redhat.com>
1959 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
1961 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
1964 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
1965 (cselib_reset_table): Renamed from...
1966 (cselib_reset_table_with_next_value): ... this.
1967 (cselib_get_next_uid): Renamed from...
1968 (cselib_get_next_unknown_value): ... this.
1969 * cselib.c (next_uid): Renamed from...
1970 (next_unknown_value): ... this.
1971 (cselib_clear_table): Adjust.
1972 (cselib_reset_table): Adjust. Renamed from...
1973 (cselib_reset_table_with_next_value): ... this.
1974 (cselib_get_next_uid): Adjust. Renamed from...
1975 (cselib_get_next_unknown_value): ... this.
1976 (get_value_hash): Use hash.
1977 (cselib_hash_rtx): Likewise.
1978 (new_cselib_val): Adjust. Set and dump uid.
1979 (cselib_lookup_mem): Pass next_uid as hash.
1980 (cselib_subst_to_values): Likewise.
1981 (cselib_log_lookup): Dump uid.
1982 (cselib_lookup): Pass next_uid as hash. Adjust.
1983 (cselib_process_insn): Adjust.
1984 (cselib_init): Initialize next_uid.
1985 (cselib_finish): Adjust.
1986 (dump_cselib_table): Likewise.
1987 * dse.c (canon_address): Dump value uid.
1988 * print-rtl.c (print_rtx): Print value uid.
1989 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
1991 (dv_uid): New function, sort of renamed from...
1992 (dv_htab_hash): ... this, reimplemented in terms of it and...
1993 (dv_uid2hash): ... this. New.
1994 (variable_htab_eq): Drop excess assertions.
1995 (tie_break_pointers): Removed.
1996 (canon_value_cmp): Compare uids.
1997 (variable_post_merge_New_vals): Print uids.
1998 (vt_add_function_parameters): Adjust.
1999 (vt_initialize): Reset table. Adjust.
2001 2010-02-03 Richard Guenther <rguenther@suse.de>
2003 PR tree-optimization/42944
2004 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
2005 (call_may_clobber_ref_p_1): Likewise. Properly handle
2006 malloc and calloc clobbering errno.
2008 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
2010 * doc/invoke.texi: Fix name of sched1 dump.
2012 * opts.c (decode_options): Set flag_tree_switch_conversion
2013 only conditionally on optimize >= 2.
2015 * gcse.c: Assorted comment fixes in pass description.
2017 2010-02-03 Anthony Green <green@moxielogic.com>
2019 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
2020 nop padding in order to maintain alignment of storage location of
2021 target function address.
2022 (moxie_trampoline_init): Store target function address at newly
2024 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
2026 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
2028 2010-02-03 Richard Guenther <rguenther@suse.de>
2031 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
2033 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2035 * config.gcc: Reenable check for obsolete targets.
2036 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
2037 mips-sgi-irix6.[0-4]*.
2039 2010-02-02 Nick Clifton <nickc@redhat.com>
2041 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
2042 constant size of 4 as being the same as 0.
2043 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
2044 can take values in the range 0..4.
2046 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
2049 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
2050 as _darwin10_Unwind_FindEnclosingFunction().
2051 * libgcc-libsystem.ver: New.
2053 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
2056 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
2057 implicitly set registers.
2059 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
2061 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
2062 (arm_override_options): Allow automatic selection of the thread
2063 pointer register if thumb2.
2064 (legitimize_pic_address): Improve code sequences for Thumb2.
2065 (arm_call_tls_get_addr): Likewise.
2066 (legitimize_tls_address): Likewise.
2067 * arm.md (pic_load_addr_arm): Delete. Replace with ...
2068 (pic_load_addr_32bit): ... this. New named pattern.
2069 * thumb2.md (pic_load_addr_thumb2): Delete.
2070 (pic_load_dot_plus_four): Delete.
2071 (tls_load_dot_plus_four): New named pattern.
2073 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2076 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
2077 Document fix for TLS bug.
2079 2010-01-31 Richard Guenther <rguenther@suse.de>
2081 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
2082 conservatively correct.
2084 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2088 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2090 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2092 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2094 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
2096 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
2098 * config.gcc: Adjust order of makefile fragments for mingw targets.
2100 2010-01-31 Richard Guenther <rguenther@suse.de>
2103 * gimplify.c (gimplify_init_constructor): For volatile LHS
2104 initialize a temporary.
2106 2010-01-31 Matthias Klose <doko@ubuntu.com>
2108 * configure.ac: Fix __stack_chk_fail check for cross builds configured
2110 * configure: Regenerate.
2112 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
2114 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2115 the same alias set and their sizes different constantness.
2116 (aliasing_component_refs_p): Revert 2009-10-24 change.
2118 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2120 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
2123 2010-01-29 Richard Guenther <rguenther@suse.de>
2125 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
2126 Assert we successfully updated the call.
2128 2010-01-29 Jakub Jelinek <jakub@redhat.com>
2130 PR rtl-optimization/42889
2131 * df.h (df_set_bb_dirty_nonlr): New prototype.
2132 * df-core.c (df_set_bb_dirty_nonlr): New function.
2133 * df-scan.c (df_insn_rescan): Call it instead of
2134 df_set_bb_dirty for DEBUG_INSNs.
2136 2010-01-29 Richard Guenther <rguenther@suse.de>
2139 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
2140 quadratic behavior in most cases.
2142 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
2145 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
2146 in the call to gen_x86_movsicc_0_m1.
2148 2010-01-28 Richard Guenther <rguenther@suse.de>
2150 PR tree-optimization/42871
2151 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
2153 2010-01-28 Richard Guenther <rguenther@suse.de>
2155 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
2156 into call arguments.
2158 2010-01-28 Richard Guenther <rguenther@suse.de>
2161 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
2162 the forwarder if the destination is an EH landing pad.
2164 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
2166 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
2167 block list passed to gimple_duplicate_sese_tail.
2168 (parallelize_loops): Avoid parallelization when the function
2170 Avoid parallelization when the preheader is IRREDUCIBLE.
2171 Try to optimize when estimated_loop_iterations_int is unresolved.
2172 Add the loop's location to the dump file.
2173 * tree-cfg.c (add_phi_args_after_redirect): Remove.
2174 (gimple_duplicate_sese_tail): Remove the check for the latch.
2175 Redirect nexits to the exit block.
2176 Remove handling of the incoming edges to the latch.
2177 Redirect the backedge from the copied latch to the exit bb.
2179 2010-01-28 Michael Matz <matz@suse.de>
2182 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
2183 Wrap force_reg into a sequence, emit it before user.
2185 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
2187 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
2189 (arm_legacy_rev): Likewise.
2190 (thumb_legacy_rev): Likewise.
2192 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2194 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
2195 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
2196 on MEM's address failed, try avoid_constant_pool_reference and
2197 recurse if it returned something different.
2198 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
2199 address, try avoid_constant_pool_reference and recurse if it
2200 returned something different.
2201 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
2202 address and avoid_constant_pool_reference returned something
2203 different, don't set have_address.
2205 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
2208 * var-tracking.c (val_store): Add modified argument, obey it.
2210 (count_uses): Move down logging of main.
2211 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
2212 don't need resolution.
2213 (emit_notes_in_bb): Likewise.
2215 2010-01-27 Richard Guenther <rguenther@suse.de>
2218 * tree-inline.c (remap_decl): Delay remapping of SSA name
2219 default definitions until we need them.
2221 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2223 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2224 (rs6000_delegitimize_address): New function.
2226 * config/s390/s390.c (s390_delegitimize_address): Call
2227 delegitimize_mem_from_attrs.
2230 * tree-inline.c (cannot_copy_type_1): Removed.
2231 (copy_forbidden): Don't forbid copying of functions containing
2232 records/unions with variable length fields.
2234 2010-01-27 Christian Bruel <christian.bruel@st.com>
2238 * config/sh/sh.c (find_barrier): Increase length for non delayed
2239 conditional branches.
2241 2010-01-27 Matthias Klose <doko@ubuntu.com>
2243 * configure.ac (gnu-unique-object): Fix ldd version check.
2244 * configure: Regenerate.
2246 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2248 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
2250 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
2251 Test for HAVE_GNU_AS value.
2253 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2255 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
2256 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
2257 INT64_TYPE): Define.
2258 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
2259 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2260 INT_LEAST64_TYPE): Define.
2261 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
2262 UINT_LEAST64_TYPE): Define.
2263 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
2264 INT_FAST64_TYPE): Define.
2265 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2266 UINT_FAST64_TYPE): Define.
2267 (INTMAX_TYPE, UINTMAX_TYPE): Define.
2268 (INTPTR_TYPE, UINTPTR_TYPE): Define.
2269 (SIG_ATOMIC_TYPE): Define.
2271 2010-01-26 Richard Guenther <rguenther@suse.de>
2273 * df-scan.c (df_scan_set_bb_info): Remove assert.
2274 (df_insn_rescan_debug_internal): Merge asserts.
2275 (df_install_ref): Likewise.
2276 (df_mark_reg): Use bitmap_set_range.
2277 (df_hard_reg_used_p): Remove assert.
2278 (df_hard_reg_used_count): Likewise.
2280 2010-01-26 Richard Guenther <rguenther@suse.de>
2282 PR rtl-optimization/42685
2283 * web.c (web_main): Ignore DEBUG_INSNs.
2285 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
2287 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
2289 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
2290 Fix types of fndecl and arglist parameters.
2292 2010-01-26 Richard Guenther <rguenther@suse.de>
2295 * tree-eh.c (unsplit_eh): Skip debug insns.
2297 2010-01-26 Richard Guenther <rguenther@suse.de>
2299 PR tree-optimization/42250
2300 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
2302 2010-01-26 Jakub Jelinek <jakub@redhat.com>
2305 * omp-low.c (expand_omp_sections): Only use single_pred if
2306 l2_bb is single_pred_p.
2308 2010-01-25 Christian Bruel <christian.bruel@st.com>
2311 * config/sh/sh.c (find_barrier): Increase length for non delayed
2312 conditional branches.
2313 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
2315 2010-01-24 David S. Miller <davem@davemloft.net>
2317 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
2318 define if not using GAS.
2319 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2320 Likewise. Delete SECTION_MERGE code, which is only applicable
2323 2010-01-24 Mark Mitchell <mark@codesourcery.com>
2326 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
2327 mangling of va_list in system headers.
2329 2010-01-23 Toon Moene <toon@moene.org>
2331 * tree-predcom.c (combine_chains): Return NULL, not false.
2333 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
2335 * tree-loop-distribution.c (distribute_loop): Fix declaration and
2336 initialization of variable res to agree with return type.
2338 2010-01-22 Steve Ellcey <sje@cup.hp.com>
2340 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
2341 * tree-sra.c: Add include of expr.h.
2343 2010-01-22 Jakub Jelinek <jakub@redhat.com>
2345 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
2346 insert the debug stmt on the single non-EH edge from the stmt.
2348 2010-01-22 Richard Henderson <rth@redhat.com>
2351 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
2352 the RHS until after generate_subtree_copies has insertted its
2353 code before the current statement.
2355 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
2357 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
2359 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
2361 2010-01-21 Martin Jambor <mjambor@suse.cz>
2363 PR tree-optimization/42585
2364 * tree-sra.c (struct access): New field grp_total_scalarization.
2365 (dump_access): Dump the new field.
2366 (should_scalarize_away_bitmap): New variable.
2367 (cannot_scalarize_away_bitmap): Likewise.
2368 (sra_initialize): Allocate new bitmaps.
2369 (sra_deinitialize): Free new bitmaps.
2370 (create_access_1): New function.
2371 (create_access): Parts moved to create_access_1.
2372 (type_consists_of_records_p): New function.
2373 (completely_scalarize_record): Likewise.
2374 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
2375 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
2376 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
2378 (analyze_all_variable_accesses): Completely scalarize small eligible
2381 2010-01-21 Martin Jambor <mjambor@suse.cz>
2383 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
2385 2010-01-21 Andrew Haley <aph@redhat.com>
2387 * gcc.c (process_command): Move lang_specific_driver before
2388 setting cc_libexec_prefix.
2390 2010-01-21 Richard Guenther <rguenther@suse.de>
2393 * fold-const.c (negate_expr_p): Pretend only negative
2394 real constants are easily negatable.
2396 2010-01-20 Janis Johnson <janis187@us.ibm.com>
2397 Jason Merrill <jason@redhat.com>
2399 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
2400 (TYPE_TRANSPARENT_AGGR): this, for union and record.
2401 * calls.c (initialize argument_information): Handle it.
2402 * c-common.c (handle_transparent_union_attribute): Use new name.
2403 * c-decl.c (finish_struct): Ditto.
2404 * c-typeck.c (type_lists_compatible_p): Ditto.
2405 (convert_for_assignment): Use new name and also handle record.
2406 * function.c (aggregate_value_p): Handle it.
2407 (pass_by_reference): Ditto.
2408 (assign_parm_data_types): Ditto.
2409 * print-tree.c (print_node): Ditto.
2410 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
2411 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
2412 * tree.c (first_field): New fn.
2414 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
2417 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
2418 even when linking statically, for now.
2420 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2423 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
2424 without a cselib val.
2425 (count_uses): Accept MO_VAL_SET with no val on stores.
2426 (add_stores): Likewise.
2428 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2430 * var-tracking.c (check_value_val): Add a compile time assertion.
2431 (dv_is_decl_p): Simplify.
2432 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
2433 gcc_assert if ENABLE_CHECKING.
2435 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2438 * var-tracking.c: Include tree-flow.h.
2439 (mem_dies_at_call): New.
2440 (dataflow_set_preserve_mem_locs): Use it.
2441 (dataflow_set_remove_mem_locs): Likewise.
2442 (dump_var): Renamed from dump_variable. Adjust all callers.
2443 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
2444 * Makefile.in (var-tracking.o): Adjust deps.
2446 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
2448 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
2450 2010-01-20 Richard Guenther <rguenther@suse.de>
2452 PR tree-optimization/42717
2453 * tree-ssa-dce.c (get_live_post_dom): Remove.
2454 (forward_edge_to_pdom): Take an arbitrary edge to copy
2455 degenerate PHI args from.
2456 (remove_dead_stmt): Use the first post-dominator even if it
2457 does not contain live statements as redirection destination.
2459 2010-01-20 Richard Guenther <rguenther@suse.de>
2461 * tree-inline.c (estimate_num_insns): Handle EH builtins.
2463 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2465 * sel-sched.c (create_speculation_check): Remove set but not used
2467 (try_transformation_cache): Remove set but not used variable ds.
2468 (calculate_privileged_insns): Remove set but not used variables
2469 cur_insn and min_spec_insn.
2470 (find_best_expr): Remove set but not used variable avail_n.
2471 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
2473 * cgraphunit.c (assemble_thunk): Remove set but not used variable
2475 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
2476 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
2479 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
2482 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
2483 cpu types. Add support for *-sse3 cpu types.
2484 (x86_64-*-*): Ditto.
2486 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2489 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
2490 argument, call initializer_constant_valid_p_1 instead of
2491 initializer_constant_valid_p, pass CACHE to it, return NULL
2492 immediately if first call returns NULL.
2493 (initializer_constant_valid_p_1): New function.
2494 (initializer_constant_valid_p): Use it.
2496 2010-01-20 Thomas Quinot <quinot@adacore.com>
2498 * tree.def (PLACEHOLDER_EXPR): Fix comment.
2500 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2502 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
2503 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
2504 (loc_list_from_tree): Don't handle unsigned division. Handle
2505 signed modulo using DW_OP_{over,over,div,mul,minus}.
2506 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
2507 modulo instead of signed.
2509 2010-01-20 DJ Delorie <dj@redhat.com>
2511 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
2513 (h8300_emit_stack_adjustment): Propogate it.
2515 (h8300_expand_prologue): Likewise.
2516 (h8300_expand_epilogue): Likewise.
2518 2010-01-19 Michael Matz <matz@suse.de>
2520 PR tree-optimization/41783
2521 * tree-data-ref.c (toplevel): Include flags.h.
2522 (dump_data_dependence_relation): Also dump the inputs if the
2523 result will be unknown.
2524 (split_constant_offset_1): Look through some conversions.
2525 * tree-predcom.c (determine_roots_comp): Restart a new chain if
2526 the offset from last element is too large.
2527 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
2528 (reassociate_to_the_same_stmt): Handle vector registers.
2529 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
2531 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
2532 wide_prolog_niters argument, emit widening instructions.
2533 (vect_do_peeling_for_alignment): Adjust caller, use widened
2534 variant of the iteration cound.
2535 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
2537 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2540 * config/arm/neon-testgen.m (emit_automatics): New parameter
2541 features. Adjust for Fixed_return_reg feature.
2542 (test_intrinsic): Call emit_automatics with new feature.
2543 * config/arm/neon.ml: Update copyright years.
2544 (features): New Fixed_return_reg feature.
2545 (ops): Update feature for Vget_low.
2547 2010-01-19 Jakub Jelinek <jakub@redhat.com>
2549 PR tree-optimization/42719
2550 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
2554 * fwprop.c (all_uses_available_at): Return false if def_set dest
2555 is a REG that is used in def_insn.
2557 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
2559 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
2561 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
2564 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
2566 * target.h (struct gcc_target) <secondary_reload>: Change type
2567 of last argument to secondary_reload_info *.
2569 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
2572 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
2573 memory references with unaligned offsets. Remove CQImode handling.
2574 (unaligned_memory_operand): Return 1 for memory references with
2575 unaligned offsets. Remove CQImode handling.
2577 2010-01-18 Richard Guenther <rguenther@suse.de>
2580 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
2583 2010-01-18 Richard Guenther <rguenther@suse.de>
2585 PR tree-optimization/42781
2586 * tree-ssa-structalias.c (find_what_var_points_to): Skip
2587 restrict processing only if the original variable was artificial.
2589 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
2591 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
2592 find number of popped argument bytes.
2594 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
2595 Fix the text that describes the return value for invalid insns.
2597 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
2599 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
2600 Clarify what 'cost of the -dependence' is. Fix quoting.
2602 * toplev.c (default_get_pch_validity): Rename argument to "sz".
2603 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
2605 2010-01-17 Jakub Jelinek <jakub@redhat.com>
2607 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2608 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
2610 2010-01-17 Richard Guenther <rguenther@suse.de>
2613 * function.c (split_complex_args): Take a VEC to modify.
2614 (assign_parms_augmented_arg_list): Build a VEC instead of
2615 a chain of PARM_DECLs.
2616 (assign_parms_unsplit_complex): Take a VEC of arguments.
2617 Do not fixup unmodified parms.
2618 (assign_parms): Deal with the VEC.
2619 (gimplify_parameters): Likewise.
2621 2010-01-17 Richard Guenther <rguenther@suse.de>
2623 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
2624 node existence check.
2625 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
2626 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
2627 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
2628 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
2629 (gimple_execute_on_growing_pred): Likewise.
2631 2010-01-17 Richard Guenther <rguenther@suse.de>
2633 PR tree-optimization/42773
2634 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
2635 (compute_antic_aux): Likewise.
2636 (compute_partial_antic_aux): Likewise.
2638 2010-01-17 Jie Zhang <jie.zhang@analog.com>
2641 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
2644 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
2646 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
2649 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
2650 Fix markup for strict argument.
2652 (TARGET_SCHED_REORDER2): Fix argument types.
2654 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
2655 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
2657 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
2658 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
2660 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
2663 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
2664 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
2665 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
2666 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
2667 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
2669 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
2671 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
2673 (TARGET_ASM_RELOC_RW_MASK): Add return type.
2674 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
2676 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
2678 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
2681 (TARGET_ASM_NAMED_SECTION): Fix argument list.
2683 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
2684 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
2686 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
2688 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
2690 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
2691 referring to it. Fix language.
2693 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
2695 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
2697 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
2699 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
2701 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
2702 '@var{stream}. Remove stray 'and'.
2704 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
2706 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
2708 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
2710 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
2711 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
2713 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
2714 Fix description of return value.
2715 Rename argument "sz" to "len."
2717 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
2718 Clarify meaning of 'true' return value.
2720 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
2722 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
2723 rep_mode versus mode_rep.
2725 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
2727 (TARGET_BUILTIN_DECL): Fix name.
2729 (TARGET_COMMUTATIVE_P): Fix type of first argument.
2731 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
2733 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
2735 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
2737 (TARGET_RELAXED_ORDERING): Use @deftypevr.
2739 (TARGET_GET_DRAP_RTX): Note that this is a hook.
2742 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
2743 Rename argument tm_fn to md_fn.
2745 (TARGET_OPTION_PRINT): Fix argument list.
2747 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
2750 * config/i386/i386.c (ix86_fixup_binary_operands):
2751 Revert FMA4 fixup of operands.
2753 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2756 * Makefile.in (write_entries_to_file, install-plugin):
2757 Use \012 instead of \n with tr.
2759 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
2761 * configure.ac (HAVE_AS_REF): New C macro.
2762 * configure: Regenerate.
2763 * config.in: Likewise.
2764 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
2766 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
2769 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
2771 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
2773 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
2775 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
2777 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
2779 (TARGET_IN_SMALL_DATA_P): Fix argument type.
2781 (TARGET_BINDS_LOCAL_P): Fix argument type.
2783 (TARGET_ASM_FILE_END): Use prototype.
2785 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
2787 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
2789 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
2791 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
2793 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
2794 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
2796 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
2797 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
2799 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
2800 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
2801 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
2802 (TARGET_ADDR_SPACE_CONVERT): Likewise.
2804 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
2806 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
2808 (TARGET_INIT_BUILTINS): Use prototype.
2810 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
2811 Put 'const char *' in braces. Fix parameter types.
2812 (TARGET_INVALID_CONVERSION): Fix parameter types.
2813 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
2814 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
2816 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
2819 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
2821 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
2823 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
2825 * doc/tm.texi (TARGET_HELP): Fix return type.
2827 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
2828 in braces. Fix argument types.
2830 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
2832 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
2834 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
2836 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
2837 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
2839 (TARGET_MANGLE_TYPE): Fix argument types.
2841 (TARGET_IRA_COVER_CLASSES): Use prototype.
2843 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
2845 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
2847 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
2849 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
2851 (TARGET_CALLEE_COPIES): Fix argument types.
2853 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
2855 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
2857 (TARGET_FUNCTION_VALUE): Fix argument types.
2859 (TARGET_RETURN_IN_MSB): Fix argument type.
2861 (TARGET_RETURN_IN_MEMORY): Fix argument types.
2863 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
2865 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
2867 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
2868 agree with return type.
2870 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
2872 2010-01-15 Jing Yu <jingyu@google.com>
2874 PR rtl-optimization/42691
2875 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
2876 a pseudo to a constant and are merged, and adjust comments.
2878 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
2880 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
2882 2010-01-15 Richard Guenther <rguenther@suse.de>
2885 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
2886 labels of computed or non-local gotos to the destination.
2887 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
2888 landing pad label is the first label.
2890 2010-01-15 Richard Guenther <rguenther@suse.de>
2892 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
2894 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2897 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
2898 to allow generation of the xssqrtdp instruction on power7.
2899 (sqrtdf2_fpr): Ditto.
2901 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2904 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
2905 functions with noreturn attribute.
2908 * varasm.c (declare_weak): Add weak attribute to decl if it
2909 doesn't have one already.
2910 (assemble_external): Only add decls to weak_decls if they also
2911 have weak attribute.
2913 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
2915 * var-tracking.c (var_reg_delete): Don't delete the association
2916 between REGs and values or one-part variables if the register
2919 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2922 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
2923 because its first operand is a non-localized variable.
2925 2010-01-14 Martin Jambor <mjambor@suse.cz>
2927 PR tree-optimization/42706
2928 * tree-sra.c (encountered_recursive_call): New variable.
2929 (encountered_unchangable_recursive_call): Likewise.
2930 (sra_initialize): Initialize both new variables.
2931 (callsite_has_enough_arguments_p): New function.
2932 (scan_function): Call decl and flags check only for IPA-SRA, check
2933 whether there is a recursive call and whether it has enough arguments.
2934 (all_callers_have_enough_arguments_p): New function.
2935 (convert_callers): Look for recursive calls only when
2936 encountered_recursive_call is set.
2937 (ipa_early_sra): Bail out either if
2938 !all_callers_have_enough_arguments_p or
2939 encountered_unchangable_recursive_call.
2941 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2943 * sel-sched.c: Add 2010 to copyright years.
2944 * sel-sched-ir.c: Likewise.
2945 * sel-sched-ir.h: Likewise.
2947 2010-01-14 Martin Jambor <mjambor@suse.cz>
2949 PR tree-optimization/42714
2950 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
2951 constructors specially.
2953 2010-01-14 Andi Kleen <ak@linux.intel.com>
2955 * config/i386/drivers-i386.c (detect_caches_intel):
2956 Add l2sizekb parameter and fill in.
2957 (host_detect_local_cpu): Add l2sizekb, fill in.
2958 Add Atom small cache heuristic.
2960 2010-01-14 Andi Kleen <ak@linux.intel.com>
2962 * config/i386/drivers-i386.c (detect_caches_cpuid4):
2963 Add level3 parameter and fill in.
2964 (detect_caches_intel): Handle level3 cache.
2966 2010-01-14 Andi Kleen <ak@linux.intel.com>
2968 * config/i386/drivers-i386.c (host_detect_local_cpu):
2969 Fix core duo detection.
2971 2010-01-14 Andi Kleen <ak@linux.intel.com>
2973 * config/i386/drivers-i386.c (host_detect_local_cpu):
2976 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2978 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
2979 (rs6000_variable_issue_1): this. Use...
2980 (rs6000_variable_issue): here. Reimplement. Print debug info.
2982 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2984 * sel-sched-ir.c (sel_restore_other_notes): Rename to
2985 sel_restore_notes. Update all callers. Call reemit_notes
2988 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2990 PR rtl-optimization/42246
2991 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
2994 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2996 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
2997 all successors is the same as number of successors in current region.
2999 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3001 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
3002 to rename is not separable. Otherwise check that its LHS is not NULL.
3004 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3006 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
3008 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3010 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
3011 available registers when failed to discover LHS register class.
3012 Fix indentation. Update comment.
3014 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3015 Alexander Monakov <amonakov@ispras.ru>
3017 PR rtl-optimization/42389
3018 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
3020 (advance_state_on_fence): Likewise.
3021 (sel_target_adjust_priority): Print debug output only when
3022 sched_verbose >= 4, not 2.
3023 (get_expr_cost): Do not issue all unique insns on the next cycle.
3024 (fill_insns): Initialize can_issue_more from the value saved
3026 * sel-sched-ir.c (flist_add): New parameter issue_more.
3027 Init FENCE_ISSUE_MORE with it.
3028 (merge_fences): Likewise.
3029 (init_fences): Update call to flist_add.
3030 (add_to_fences, add_clean_fence_to_fences)
3031 (add_dirty_fence_to_fences): Likewise.
3032 (move_fence_to_fences): Update call to merge_fences.
3033 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
3035 * sel-sched-ir.h (struct _fence): New field issue_more.
3036 (FENCE_ISSUE_MORE): New accessor macro.
3038 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3040 PR rtl-optimization/42388
3041 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
3042 that have no predecessors nor successors. Do not call move_bb_info
3043 for empty blocks outside of current region.
3045 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3047 PR rtl-optimization/42294
3048 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
3049 * sel-sched.c (move_exprs_to_boundary): Transitively add all
3050 originators' originators.
3052 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3054 PR rtl-optimization/39453
3055 PR rtl-optimization/42246
3056 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
3058 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
3060 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3061 Alexander Monakov <amonakov@ispras.ru>
3064 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
3065 (maybe_tidy_empty_bb): ... here. Make static. Add new
3066 argument. Update all callers.
3067 (tidy_control_flow): ... and here. Recompute topological order
3068 of basic blocks in region if necessary.
3069 (sel_redirect_edge_and_branch): Change return type. Return true
3070 if topological order might have been invalidated.
3071 (purge_empty_blocks): Export and move from...
3072 * sel-sched.c (purge_empty_blocks): ... here.
3073 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
3074 (maybe_tidy_empty_bb): Delete prototype.
3075 (purge_empty_blocks): Declare.
3077 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3079 PR rtl-optimization/42249
3080 * sel-sched.c (try_replace_dest_reg): When chosen register
3081 and original register is the same, do not bail out early, but
3082 still check all original insns for validity of replacing destination
3083 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
3086 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3089 Port from no-undefined-overflow branch:
3090 2009-03-09 Richard Guenther <rguenther@suse.de>
3092 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
3094 2010-01-14 Richard Guenther <rguenther@suse.de>
3097 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
3099 2010-01-14 Ira Rosen <irar@il.ibm.com>
3101 PR tree-optimization/42709
3102 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
3103 as scalar type in creation of constant vector operand.
3105 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3108 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
3109 (check-parallel-%): Match `testsuite' directory component only
3112 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
3114 PR translation/39521
3115 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
3118 2010-01-13 Richard Guenther <rguenther@suse.de>
3120 PR tree-optimization/42730
3121 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
3124 2010-01-13 Steve Ellcey <sje@cup.hp.com>
3127 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
3128 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
3131 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
3133 * config/bfin/libgcc-bfin.ver: Regenerate based on current
3134 libgcc-std.ver. Add entries for ___smulsi3_highpart and
3135 ___umulsi3_highpart.
3137 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
3138 rather than schedule_insns if the pass is enabled.
3140 2010-01-13 Martin Jambor <mjambor@suse.cz>
3142 PR tree-optimization/42704
3143 * tree-sra.c (sra_modify_assign): Do not delete assignments to
3146 2010-01-13 Martin Jambor <mjambor@suse.cz>
3148 PR tree-optimization/42703
3149 * tree-sra.c (analyze_access_subtree): Check that we can build a
3150 reference to the original data within the aggregate.
3152 2010-01-13 Richard Guenther <rguenther@suse.de>
3154 PR tree-optimization/42705
3155 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
3157 2010-01-13 Richard Guenther <rguenther@suse.de>
3160 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
3162 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3165 * var-tracking.c (values_to_unmark): New variable.
3166 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3167 values_to_unmark vector. Moved body to...
3168 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3169 instead queue it into values_to_unmark vector.
3170 (vt_find_locations): Free values_to_unmark vector.
3172 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
3174 * config/s390/s390.c (override_options): Set
3175 default of max-pending-list-length to 256
3177 2010-01-13 Richard Guenther <rguenther@suse.de>
3180 * tree-pass.h (PROP_gimple_lcx): New.
3181 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
3182 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
3183 before the final cleanup_eh.
3184 (dump_properties): Dump PROP_gimple_lcx.
3185 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
3186 (tree_lower_complex_O0): Remove.
3187 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
3188 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
3189 tree_lower_complex, schedule TODO_update_ssa.
3190 * lto-streamer-out.c (output_function): Stream the functions
3192 * lto-streamer-in.c (input_function): Likewise.
3193 (lto_read_body): Do not override them here.
3195 2010-01-12 Joseph Myers <joseph@codesourcery.com>
3198 * c-typeck.c (build_c_cast): Fold value cast to union type before
3199 wrapping it in a CONSTRUCTOR.
3201 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3203 PR rtl-optimization/42699
3204 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
3207 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3209 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3210 SUBTARGET_WARN_UNUSED_SPEC): Move ...
3211 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3212 SUBTARGET_WARN_UNUSED_SPEC): ... here
3213 * config/mips/iris5.h (LIBGCC_SPEC): Define.
3215 2010-01-12 Julian Brown <julian@codesourcery.com>
3217 * config/arm/neon-schedgen.ml (Utils): Don't try to
3218 open missing module.
3219 (find_with_result): New.
3221 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3224 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
3225 sharing when canonicalizing ({lt,ge}u (plus a b) b).
3227 PR tree-optimization/42645
3228 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
3229 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
3230 decl_map, set processing_debug_stmt to -1 and return name without
3233 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
3235 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
3236 binutils version, and reword target configuration description.
3238 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3240 * config/avr/avr.h (LINKER_NAME): Remove.
3242 2010-01-11 Janis Johnson <janis187@us.ibm.com>
3245 * config/rs6000/rs6000.c (rs6000_override_options): On targets
3246 that support VSX, warn for -mno-altivec if vsx is not disabled,
3249 2010-01-11 Joseph Myers <joseph@codesourcery.com>
3250 Shujing Zhao <pearly.zhao@oracle.com>
3252 PR translation/42469
3253 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
3254 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
3255 character between option name and help text.
3256 * c.opt (imultilib): Likewise.
3258 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
3260 * lto-streamer-out.c (output_unreferenced_globals): Output static
3263 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
3265 PR rtl-optimization/42621
3266 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
3267 optimizing for size.
3268 (duplicate_computed_gotos): Remove now-redundant check.
3270 2010-01-10 Steve Ellcey <sje@cup.hp.com>
3273 * configure.ac: Save and restore LDFLAGS and LIBS
3274 * configure: Regenerate.
3276 2010-01-10 Richard Guenther <rguenther@suse.de>
3279 * builtins.c (fold_builtin_strlen): Add type argument and
3280 convert the resulting length to it.
3281 (fold_builtin_1): Adjust.
3283 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3285 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
3286 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
3288 (num_insns_constant_wide): Adjust for that change.
3290 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3293 * web.c (union_defs): Add used argument, to combine uses of
3295 (entry_register): Adjust type and tests of used argument.
3296 (web_main): Widen used for new use. Pass it to union_defs.
3297 * df.h (union_defs): Adjust prototype.
3299 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3302 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
3303 uses in new incoming argument. Free body.
3304 (reset_debug_uses_in_loop): New.
3305 (analyze_insn_to_expand_var): Call the latter if the former found
3306 anything. Fix whitespace. Reject invalid dest overlaps before
3307 going through all insns in the loop.
3309 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3312 * haifa-sched.c (dying_use_p): Debug insns don't count.
3314 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3317 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
3318 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
3319 (verify_gimple_call): Reject LHS in noreturn calls.
3321 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3325 * tree-vect-loop-manip.c (adjust_info): New type.
3326 (adjust_vec): New pointer to vector.
3327 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
3328 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
3329 (slpeel_update_phis_for_duplicate_loop): Use them.
3330 (slpeel_update_phi_nodes_for_guard1): Likewise.
3331 (slpeel_update_phi_nodes_for_guard2): Likewise.
3332 (slpeel_tree_peel_loop_to_edge): Likewise.
3333 (vect_update_ivs_after_vectorizer): Likewise.
3335 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3337 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
3338 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3340 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3342 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
3343 bogus uninitialized warning.
3345 2010-01-09 Richard Guenther <rguenther@suse.de>
3348 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
3349 the evolution is compatible with the initial condition.
3351 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3353 * gcc.c (process_command): Update copyright notice dates.
3354 * gcov.c (print_version): Likewise.
3355 * gcov-dump.c (print_version): Likewise.
3356 * mips-tfile.c (main): Likewise.
3357 * mips-tdump.c (main): Likewise.
3359 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3362 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
3364 (rotlhi3_8): Delete.
3366 (rotlsi3_8): Delete.
3367 (rotlsi3_16): Delete.
3368 (rotlsi3_24): Delete.
3370 (*rotw<mode>3): New.
3371 (*rotb<mode>3): New.
3372 * config/avr/avr.c (avr_rotate_bytes): New function.
3373 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
3375 2010-01-08 Steve Ellcey <sje@cup.hp.com>
3378 * configure.ac: Modify -rdynamic check.
3379 * configure: Regenerate.
3381 2010-01-08 DJ Delorie <dj@redhat.com>
3383 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
3384 register popping order.
3386 2010-01-08 Richard Guenther <rguenther@suse.de>
3389 * c.opt (fsigned-char): Also let LTO handle this option.
3390 (funsigned-char): Likewise.
3392 2010-01-07 Richard Guenther <rguenther@suse.de>
3394 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
3395 (gimple_op): Likewise.
3396 (gimple_op_ptr): Likewise.
3397 (gimple_assign_set_lhs): Remove gcc_assert.
3398 (gimple_assign_set_rhs1): Likewise.
3399 (gimple_assign_set_rhs2): Likewise.
3400 (gimple_call_set_lhs): Likewise.
3401 (gimple_call_set_fn): Likewise.
3402 (gimple_call_set_fndecl): Likewise.
3403 (gimple_call_fndecl): Likewise.
3404 (gimple_call_return_type): Likewise.
3405 (gimple_call_set_chain): Likewise.
3406 (gimple_call_num_args): Likewise.
3407 (gimple_call_set_arg): Likewise.
3408 (gimple_cond_set_code): Likewise.
3409 (gimple_cond_set_lhs): Likewise.
3410 (gimple_cond_set_rhs): Likewise.
3411 (gimple_cond_set_true_label): Likewise.
3412 (gimple_cond_set_false_label): Likewise.
3413 (gimple_label_set_label): Likewise.
3414 (gimple_goto_set_dest): Likewise.
3415 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
3416 (gimple_debug_bind_get_value): Likewise.
3417 (gimple_debug_bind_get_value_ptr): Likewise.
3418 (gimple_debug_bind_set_var): Likewise.
3419 (gimple_debug_bind_set_value): Likewise.
3420 (gimple_debug_bind_reset_value): Likewise.
3421 (gimple_debug_bind_has_value_p): Likewise.
3422 (gimple_return_retval_ptr): Remove gcc_assert.
3423 (gimple_return_retval): Likewise.
3424 (gimple_return_set_retval): Likewise.
3425 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
3426 (safe_referenced_var_iterator): Remove.
3427 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
3428 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
3429 (fill_referenced_var_vec): Remove.
3430 (first_readonly_imm_use): Remove redundant gcc_assert.
3431 (phi_arg_index_from_use): Combine gcc_asserts.
3432 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
3433 (first_imm_use_stmt): Remove redundant gcc_assert.
3434 * tree-cfg.c (verify_gimple_call): Verify function and chain
3435 operands. Verify arguments.
3436 (verify_types_in_gimple_stmt): Verify condition code and labels.
3438 2010-01-07 Richard Guenther <rguenther@suse.de>
3440 PR tree-optimization/42641
3441 * sese.c (rename_map_elt_info): Use the SSA name version, do
3444 2010-01-07 Jakub Jelinek <jakub@redhat.com>
3446 PR tree-optimization/42625
3447 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
3448 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
3450 2010-01-07 Duncan Sands <baldrick@free.fr>
3452 * Makefile.in (PLUGIN_HEADERS): Add version.h.
3454 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
3457 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
3458 note itself is not function_invariant_p.
3460 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
3462 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
3463 Do not add the DF_NOTE problem.
3464 * store-motion.c (execute_rtl_store_motion): Likewise.
3466 2010-01-07 Martin Jambor <mjambor@suse.cz>
3468 PR tree-optimization/42157
3469 * tree-sra.c (compare_access_positions): Stabilize sort if both
3470 accesses have integer types, return zero immediately if they are the
3473 2010-01-06 Richard Henderson <rth@redhat.com>
3476 * haifa-sched.c (add_to_note_list): Merge into ...
3477 (concat_note_lists): ... here, and ...
3478 (unlink_other_notes, rm_other_notes): Merge into...
3479 (remove_notes): ... here. Create REG_SAVE_NOTEs for
3480 NOTE_INSN_EPILOGUE_BEG.
3482 2010-01-06 Richard Guenther <rguenther@suse.de>
3484 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
3485 not inline regular functions into always-inline functions.
3487 2010-01-06 Nick Clifton <nickc@redhat.com>
3489 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
3490 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
3492 (OVERRIDE_OPTIONS): Delete.
3493 (OPTIMIZATION_OPTIONS): Define.
3494 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
3495 * config/rx/rx.c (rx_handle_option): Issue an error message if
3496 -mcpu=rx200 and -fpu are used together.
3497 (rx_set_optimization_options): New function. Issue an error
3498 message if an optimization attribute attempts to reset the FPU/
3499 math optimization pairing.
3500 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
3501 * config/rx/rx.opt: Set the default to 32-bit doubles.
3502 * config/rx/t-rx: Add multilibs for -nofpu option.
3503 * doc/invoke.texi: Update documentation of RX options.
3505 2010-01-06 Richard Guenther <rguenther@suse.de>
3507 * tree-ssa-pre.c (name_to_id): New global.
3508 (alloc_expression_id): Simplify SSA name handling.
3509 (lookup_expression_id): Likewise.
3510 (init_pre): Zero name_to_id.
3511 (fini_pre): Free it.
3513 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
3515 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
3517 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
3520 * config/i386/sse.md (smaxv2di3): New.
3521 (umaxv2di3): Likewise.
3522 (sminv2di3): Likewise.
3523 (uminv2di3): Likewise.
3525 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
3528 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
3529 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
3530 (legitimize_tls_address): Likewise.
3531 (sparc_tls_referenced_p): Likewise.
3532 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
3533 and adjust calls to legitimize_pic_address.
3534 (legitimate_constant_p) Use sparc_tls_referenced_p.
3535 (legitimate_pic_operand_p): Likewise.
3536 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
3537 (sparc_tls_symbol_ref_1): Delete.
3538 (sparc_tls_referenced_p): Make static, recognize specific patterns.
3539 (legitimize_tls_address): Make static, handle CONST patterns.
3540 (legitimize_pic_address): Make static, remove unused parameter and
3541 adjust recursive calls.
3542 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
3543 and adjust call to legitimize_pic_address.
3544 (sparc_output_mi_thunk): Likewise.
3546 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
3547 H.J. Lu <hongjiu.lu@intel.com>
3550 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
3551 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
3552 operands to make them signed.
3555 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3558 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3559 GTU to GT for V4SI and V2DI.
3561 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3562 (umin<mode>3): Removed.
3564 (uminv4si3): Likewise.
3566 2010-01-05 Martin Jambor <mjambor@suse.cz>
3568 PR tree-optimization/42462
3569 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
3570 current_function_decl to helper functions and macros.
3572 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3575 * flags.h: Don't include real.h.
3576 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
3577 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
3578 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
3579 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
3580 * dominance.c: Update copyright.
3581 * gimple.c (walk_gimple_op): Remove inline.
3582 * tree-ssa-reassoc.c: Include real.h.
3583 * Makefile.in (FLAGS_H): Remove $(REAL_H).
3584 (tree-ssa-reassoc.o): Depend on $(REAL_H).
3586 2010-01-05 Nick Clifton <nickc@redhat.com>
3588 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
3589 register to push into the stack frame when the accumulator has to
3590 be saved during interrupts.
3592 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
3594 * doc/invoke.texi: Remove the documentation about option
3596 * common.opt (Wunreachable-code): Preserved for backward
3598 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
3599 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
3600 the backward compatibility flag section.
3602 2010-01-05 Richard Guenther <rguenther@suse.de>
3604 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
3606 2010-01-05 Jakub Jelinek <jakub@redhat.com>
3609 * cfgexpand.c (expand_one_var): Diagnose too large variables.
3611 PR tree-optimization/42508
3612 * tree-sra.c (convert_callers): Check for recursive call
3613 by comparing cgraph nodes instead of decls.
3614 (modify_function): Call ipa_modify_formal_parameters also
3615 on all same_body aliases.
3617 * cgraphunit.c (cgraph_materialize_all_clones): Compare
3618 cgraph nodes when checking for same_body aliases.
3620 2010-01-05 Richard Guenther <rguenther@suse.de>
3622 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
3623 allocation and lookup.
3624 (get_or_alloc_expr_for_constant): Likewise.
3625 (phi_translate): Sink allocation.
3627 2010-01-04 Richard Guenther <rguenther@suse.de>
3629 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
3630 a new entry only if needed.
3631 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
3632 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
3634 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
3636 (phi_translate): Handle CONSTANTs early.
3638 2010-01-04 Martin Jambor <mjambor@suse.cz>
3640 PR tree-optimization/42398
3641 * tree-sra.c (struct access): Removed flag grp_different_types.
3642 (dump_access): Do not dump the removed flag.
3643 (sort_and_splice_var_accesses): Do not set the removed flag.
3644 (sra_modify_expr): Check for type compatibility directly.
3646 2010-01-04 Martin Jambor <mjambor@suse.cz>
3648 PR tree-optimization/42366
3649 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
3650 edges with variable number of parameters.
3651 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
3652 flag instead of asserting it.
3653 (ipa_read_node_info): Read uses_analysis_done flag.
3655 2010-01-04 Richard Guenther <rguenther@suse.de>
3657 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
3658 iterative_hash_* as intended.
3659 (vn_reference_compute_hash): Likewise. Simplify hashing
3661 (vn_reference_lookup_2): Likewise.
3662 (vn_nary_op_compute_hash): Likewise.
3663 (vn_phi_compute_hash): Likewise.
3664 (expressions_equal_p): Remove strange code.
3665 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
3666 (pre_expr_hash): Likewise. Simplify hashing SSA names.
3667 (bitmap_insert_into_set_1): Take value-id as parameter.
3668 (add_to_value): Pass it.
3669 (bitmap_insert_into_set): Likewise.
3670 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
3672 2010-01-04 Jakub Jelinek <jakub@redhat.com>
3675 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
3676 (do_self_spec): For switches with SWITCH_IGNORE set set also
3677 SWITCH_IGNORE_PERMANENTLY.
3678 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
3681 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
3683 * lto-streamer-out.c (output_unreferenced_globals): Output the full
3684 tree of an unreferenced global var.
3686 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3689 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3690 GTU to GT for V4SI and V2DI.
3692 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3693 (umin<mode>3): Removed.
3695 (uminv4si3): Likewise.
3697 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3700 * collect2.c (main): Turn on trace in collect2 if -v is passed
3703 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
3705 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
3706 description of expression operand.
3708 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
3710 * configure.ac: Add install-html to target_list for Make-hooks.
3711 * configure: Regenerate.
3712 * fortran/Make-lang.in (F95_HTMLFILES): New.
3713 (fortran.html): Use it.
3714 (fortran.install-html): New.
3715 * Makefile.in (install-html): Add lang.install-html.
3716 * java/Make-lang.in (JAVA_HTMLFILES): New.
3717 (java.html): Use it.
3718 (java.install-html): New.
3719 * objc/Make-lang.in (objc.install-html): New.
3720 * objcp/Make-lang.in (obj-c++.install-html): New.
3721 * cp/Make-lang.in (c++.install-html): New.
3722 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
3723 * lto/Make-lang.in (lto.install-html): New.
3725 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
3728 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
3730 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
3732 PR rtl-optimization/41862
3733 * store-motion.c (store_killed_in_insn, compute_store_table,
3734 remove_reachable_equiv_notes, replace_store_insn,
3735 build_store_vectors): Ignore all DEBUG_INSNs.
3737 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
3740 * common.opt: Add dumpdir.
3742 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
3744 (option_map): Add --dumpdir.
3746 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
3748 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
3750 * opts.c (decode_options): Try dump_dir_name first if
3751 dump_base_name isn't an absolute path.
3752 (common_handle_option): Handle OPT_dumpdir.
3754 * toplev.c (dump_dir_name): New.
3755 (print_switch_values): Also ignore -dumpdir.
3757 * toplev.h (dump_dir_name): New.
3759 2010-01-03 Richard Guenther <rguenther@suse.de>
3761 PR tree-optimization/42589
3762 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
3763 double-word expansion of bswap32.
3765 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
3767 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
3768 with BLOCK_FOR_INSN.
3769 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
3770 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
3771 noce_process_if_block): Likewise.
3772 * gcse.c (compute_local_properties, insert_expr_in_table,
3773 insert_set_in_table, canon_list_insert, find_avail_set,
3774 pre_insert_copy_insn): Likewise.
3776 * basic-block.h (BLOCK_NUM): Move from here...
3777 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
3779 2010-01-03 Richard Guenther <rguenther@suse.de>
3781 PR tree-optimization/42438
3782 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
3783 contains_may_not_return_call flag.
3784 (BB_MAY_NOTRETURN): New.
3785 (valid_in_sets): Trapping nary operations are not valid
3786 in blocks that may not return.
3787 (insert_into_preds_of_block): Remove check for trapping expressions.
3788 (compute_avail): Compute also BB_MAY_NOTRETURN.
3790 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
3792 * doc/invoke.texi: Add 2010 to copyright years.
3794 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
3796 * config/sparc/sparc.c: Fix formatting nits.
3798 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
3799 Alexander Monakov <amonakov@ispras.ru>
3801 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
3803 2010-01-02 Richard Guenther <rguenther@suse.de>
3806 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
3807 (simplify_switch_using_ranges): Mark to be removed edges
3810 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3812 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3814 * collect2.c (scan_libraries): Add missing argument in call to
3817 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
3820 * config/alpha/predicates.md (aligned_memory_operand): Return false
3822 (unaligned_memory_operand): Return true for CQImode.
3823 * config/alpha/alpha.c (get_aligned_mem): Assert that location
3824 doesn not cross aligned SImode word boundary.
3826 2010-01-02 Anatoly Sokolov <aesok@post.ru>
3828 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
3830 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
3831 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
3833 2010-01-02 Richard Guenther <rguenther@suse.de>
3836 * toplev.c (compile_file): Emit LTO marker properly. Change
3838 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
3840 2010-01-01 Richard Guenther <rguenther@suse.de>
3843 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
3845 2010-01-01 Richard Guenther <rguenther@suse.de>
3848 * c-decl.c (grokdeclarator): For zero-size arrays force
3849 structural equality checks as layout_type does.
3851 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
3853 * builtins.c: Update copyright to 2010.
3855 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
3858 * lto-streamer-out.c (produce_asm): Revert the last change.
3859 (copy_function): Likewise.
3861 * lto-streamer.c (lto_get_section_name): Skip any leading
3864 2010-01-01 Richard Guenther <rguenther@suse.de>
3867 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
3871 Copyright (C) 2010 Free Software Foundation, Inc.
3873 Copying and distribution of this file, with or without modification,
3874 are permitted in any medium without royalty provided the copyright
3875 notice and this notice are preserved.