1 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
2 Eric Botcazou <ebotcazou@adacore.com>
4 PR rtl-optimization/43360
5 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
6 note if we don't know its invariant status.
8 2010-03-18 Michael Matz <matz@suse.de>
10 PR tree-optimization/43402
11 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
12 PHI chains of ssa names registered for update.
14 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
17 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
18 non-offsettable and pre_modify update addressing.
19 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
20 and "2" alternatives "#".
21 (*movdd_softfloat32): Make all alternatives "#";
22 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
23 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
24 (*movdf_softfloat32): Make all alternatives "#";
25 (movdi): Use the new DIFD mode iterator to create a common splitter
26 for movdi, movdf and movdd patterns.
28 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
30 * common.opt (dumpdir): Remove redundant tab.
32 2010-03-17 Martin Jambor <mjambor@suse.cz>
34 PR tree-optimization/43347
35 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
36 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
38 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
40 PR rtl-optimization/42216
41 * regrename.c (create_new_chain): New function, broken out from...
42 (scan_rtx_reg): ... here. Call it. Handle the case where we are
43 appending a use to an empty chain.
44 (build_def_use): Remove previous changes that convert OP_INOUT to
45 OP_OUT operands; instead detect the case where an OP_INOUT operand
46 uses a previously untracked register and create an empty chain for
49 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
51 * doc/extend.texi (Function Attributes): Rewrite unfinished
52 sentence in ms_abi documentation.
54 2010-03-17 Alan Modra <amodra@gmail.com>
56 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
57 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
58 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
59 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
61 2010-03-16 Richard Henderson <rth@redhat.com>
64 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
65 (lower_try_finally): Save and restore eh_seq around the expansion
68 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
70 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
71 statements before splitting block.
73 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
75 * doc/sourcebuild.texi (Testsuites): Fix markup.
76 Use pathnames relative to gcc/testsuite.
77 (Test Directives): Move description of how timeout is determined.
78 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
79 (C Tests): Correct gcc.misc-tests directory.
80 Framework tests now live in gcc.test-framework.
82 2010-03-16 Richard Guenther <rguenther@suse.de>
85 * tree-cfg.c (gimple_merge_blocks): When propagating virtual
86 PHI operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI
89 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
90 Alexandre Oliva <aoliva@redhat.com>
92 PR tree-optimization/42917
93 * lambda-code.c (remove_iv): Skip debug statements.
94 (lambda_loopnest_to_gcc_loopnest): Likewise.
95 (not_interesting_stmt): Debug statements are not interesting.
97 2010-03-16 Jakub Jelinek <jakub@redhat.com>
101 * cselib.c (cselib_preserve_constants,
102 cfa_base_preserved_val): New static variables.
103 (preserve_only_constants): New function.
104 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
105 clear its REG_VALUES. If cselib_preserve_constants, don't
106 empty the whole hash table, but preserve there VALUEs with constants,
107 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
108 (cselib_preserve_cfa_base_value): New function.
109 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
110 (cselib_init): Change argument to int bitfield. Set
111 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
113 (cselib_finish): Clear cselib_preserve_constants and
114 cfa_base_preserved_val.
115 * cselib.h (enum cselib_record_what): New enum.
116 (cselib_init): Change argument to int.
117 (cselib_preserve_cfa_base_value): New prototype.
118 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
119 * dse.c (dse_step1): Likewise.
120 * cfgcleanup.c (thread_jump): Likewise.
121 * sched-deps.c (sched_analyze): Likewise.
122 * gcse.c (local_cprop_pass): Likewise.
123 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
124 If FN is non-NULL, call the callback always and whenever it returns
125 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
126 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
127 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
128 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
129 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
130 * var-tracking.c: Include recog.h.
131 (bb_stack_adjust_offset): Remove.
132 (vt_stack_adjustments): Don't call it, instead just gather the
133 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
134 (adjust_stack_reference): Remove.
135 (compute_cfa_pointer): New function.
136 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
137 (struct adjust_mem_data): New type.
138 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
140 (get_address_mode): New function.
141 (replace_expr_with_values): Use it.
142 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
143 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
144 (adjust_sets): Remove.
145 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
146 Use get_address_mode.
147 (get_adjusted_src): Remove.
148 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
149 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
150 (add_with_sets): Don't call adjust_sets.
151 (fp_setter, vt_init_cfa_base): New functions.
152 (vt_initialize): Change return type to bool. Move most of pool etc.
153 initialization to the beginning of the function from end. Pass
154 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
155 If !frame_pointer_needed, call vt_stack_adjustment before mos
156 vector is filled, call vt_init_cfa_base if argp/framep has been
157 eliminated to sp. If frame_pointer_needed and argp/framep has
158 been eliminated to hard frame pointer, set
159 hard_frame_pointer_adjustment and call vt_init_cfa_base after
160 encountering fp setter in the prologue. For MO_ADJUST, call
161 log_op_type before pusing the op into mos vector, not afterwards.
162 Call adjust_insn before cselib_process_insn/add_with_sets,
163 call cancel_changes (0) afterwards.
164 (variable_tracking_main_1): Adjust for vt_initialize calling
165 vt_stack_adjustments and returning whether it succeeded or not.
167 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
169 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
172 2010-03-15 Jakub Jelinek <jakub@redhat.com>
174 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
176 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
177 drap_reg has not been set.
179 2010-03-15 Michael Matz <matz@suse.de>
182 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
183 use it to expand block copies.
184 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
185 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
186 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
188 2010-03-15 Richard Guenther <rguenther@suse.de>
190 PR tree-optimization/43367
191 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
194 2010-03-15 Richard Guenther <rguenther@suse.de>
196 PR tree-optimization/43317
197 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
199 2010-03-15 Martin Jambor <mjambor@suse.cz>
201 PR tree-optimization/43141
202 * tree-sra.c (create_abstract_origin): New function.
203 (modify_function): Call create_abstract_origin.
205 2010-03-15 Chris Demetriou <cgd@google.com>
207 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
210 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
213 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
214 call insert_out_of_ssa_copy for default definitions.
216 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
218 * graphite-clast-to-gimple.c (my_long_long): Defined.
219 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
220 * graphite-sese-to-poly.c (my_long_long): Defined.
221 (scop_ivs_can_be_represented): Use it.
223 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
225 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
226 graphite-max-bbs-per-function, and loop-block-tile-size.
227 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
229 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
231 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
233 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
235 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
236 (add_upper_bounds_from_estimated_nit): New.
237 (build_loop_iteration_domains): Use it.
239 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
241 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
243 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
246 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
247 should be an INTEGER_CST. Also handle CASE_CONVERT.
249 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
251 * graphite.c (graphite_initialize): To bound the number of bbs per
252 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
253 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
254 * doc/invoke.texi: Document it.
256 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
258 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
259 * graphite-sese-to-poly.h (build_poly_scop): Same.
261 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
263 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
264 the number of parameters in the scop. Use as an upper bound
265 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
266 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
267 * doc/invoke.texi: Document it.
269 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
271 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
272 * doc/c-tree.texi: Remove.
273 * doc/generic.texi: Merge c-tree.texi here.
274 * doc/gccint.texi (Trees): Remove menu entry.
275 (c-tree.texi): Remove @include.
276 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
277 * doc/languages.texi (Reading RTL): Ditto.
279 2010-03-12 Steve Ellcey <sje@cup.hp.com>
282 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
284 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
287 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
288 code added to work around reload clobbering CONST insns.
290 2010-03-12 Jakub Jelinek <jakub@redhat.com>
292 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
293 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
294 (cselib_preserve_only_values): Remove retain argument, don't
295 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
296 * cselib.h (cselib_preserve_only_values): Remove retain argument.
297 * var-tracking.c (micro_operation): Move insn field before union.
298 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
299 (struct variable_tracking_info_def): Remove n_mos field, change
300 mos into a vector of micro_operations.
301 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
302 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
303 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
304 changing into a vector.
305 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
306 come before all other uops generated by add_stores.
307 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
309 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
310 a vector. Run just one pass over the bbs instead of separate counting
311 and computation phase.
312 (vt_finalize): Free VTI (bb)->mos vector instead of array.
315 * tree-inline.c (remap_decls): Put old_var rather than origin_var
316 into *nonlocalized_list vector.
317 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
318 even if origin is non-NULL.
319 (gen_variable_die): Likewise.
320 (process_scope_var): Don't change origin.
321 (gen_decl_die): Likewise.
322 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
323 before adding new edges instead of after it, fix moving over
326 2010-03-11 David S. Miller <davem@davemloft.net>
328 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
330 * configure: Rebuild.
332 2010-03-11 Martin Jambor <mjambor@suse.cz>
334 PR tree-optimization/43257
335 * tree.c (assign_assembler_name_if_neeeded): New function.
336 (free_lang_data_in_cgraph): Assembler name assignment moved to the
338 * tree.h (assign_assembler_name_if_neeeded): Declare.
339 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
340 the function if needed.
342 2010-03-11 Chris Demetriou <cgd@google.com>
344 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
345 include/stdint-gcc.h, and include/stdint.h world-readable.
347 2010-03-11 Richard Guenther <rguenther@suse.de>
349 PR tree-optimization/43255
350 * tree-vrp.c (process_assert_insertions_for): Do not insert
351 asserts for trivial conditions.
353 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
355 PR tree-optimization/43280
356 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
357 generation. Move calculation of size out of the if branch.
358 (find_bswap): Modify compare number generation.
360 2010-03-11 Richard Guenther <rguenther@suse.de>
363 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
364 (input_gimple_stmt): Fixup handled component types during
365 operand read. Also fix up decls in ADDR_EXPRs.
367 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
369 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
370 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
372 2010-03-10 Jan Hubicka <jh@suse.cz>
375 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
376 * varasm.c (get_variable_section): Don't do that here...
377 (make_decl_rtl): ... and here.
378 (do_assemble_alias): Produce decl RTL.
379 (assemble_alias): Likewise.
381 2010-03-10 Jakub Jelinek <jakub@redhat.com>
384 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
385 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
387 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
388 (based_loc_descr): Only express drap or vdrap regno based expressions
389 using DW_OP_fbreg when not optimizing.
390 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
391 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
392 REG_CFA_SET_VDRAP note.
394 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
396 PR tree-optimization/43236
397 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
398 error in calculation of base address in reverse iteration case.
399 (generate_builtin): Take number of latch executions if the statement
402 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
405 * tree-eh.c: Include pointer-set.h.
406 (lower_eh_dispatch): Filter out duplicate case labels and
407 remove the unneeded edge when the label is unused. Return
408 true when some edges are removed.
409 (execute_lower_eh_dispatch): When any lowering resulted in
410 removing an edge, also delete unreachable blocks.
412 2010-03-10 Jakub Jelinek <jakub@redhat.com>
415 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
416 UNSPEC_MACHOPIC_OFFSET.
418 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
421 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
422 (m68k_delegitimize_address): New function.
424 2010-03-09 Jakub Jelinek <jakub@redhat.com>
427 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
430 * var-tracking.c (adjust_sets): New function.
431 (count_with_sets, add_with_sets): Use it.
432 (get_adjusted_src): New inline function.
433 (add_stores): Use it.
436 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
437 call cselib_dummy_expand_value_rtx_cb instead of
438 cselib_expand_value_rtx_cb.
441 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
442 * config/i386/i386.c: Include debug.h and dwarf2out.h.
443 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
444 and .cfi_endproc around the pic thunks.
445 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
446 all queued unwind info register saves are saved before the call.
447 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
448 considered as sp-=4 for unwind info and the pop as sp+=4 which
449 also clobbers dest, but doesn't actually restore it.
452 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
455 2010-03-09 Jie Zhang <jie@codesourcery.com>
457 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
458 whitespaces in output template.
460 2010-03-09 Jie Zhang <jie@codesourcery.com>
462 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
465 2010-03-08 Jakub Jelinek <jakub@redhat.com>
467 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
468 builtins.exp in a separate job.
470 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
472 * graphite-sese-to-poly.c (add_param_constraints): Use
473 lower_bound_in_type and upper_bound_in_type.
475 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
477 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
478 instead of unsigned_type_node.
480 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
481 Reza Yazdani <reza.yazdani@amd.com>
484 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
485 on pointer type parameters.
487 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
491 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
492 handle conversions from pointer to integers.
493 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
494 induction variable, to be able to work with code generated by CLooG.
495 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
496 (build_poly_scop): Bail out if we cannot codegen a loop.
498 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
500 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
501 code generation with gloog_error.
503 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
505 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
506 Call fold_convert on all the returned values.
507 (expand_scalar_variables_expr): Pass to
508 expand_scalar_variables_ssa_name the type of the resulting expression.
510 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
512 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
513 ppl_min_for_le_pointset.
514 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
515 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
517 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
519 * graphite-dependences.c (map_into_dep_poly): Removed.
520 (dependence_polyhedron_1): Use combine_context_id_scat.
522 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
524 * graphite-poly.h (struct poly_scattering): Add layout documentation.
525 (struct poly_bb): Same.
526 (combine_context_id_scat): New.
528 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
531 * sese.c (name_defined_in_loop_p): Return false for default
534 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
536 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
537 and clean up the logic.
539 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
541 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
544 2010-03-08 Jakub Jelinek <jakub@redhat.com>
546 * var-tracking.c (remove_cselib_value_chains): Define only for
548 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
549 delete_slot_part, emit_notes_for_differences_1): Don't call
550 remove_cselib_value_chains here.
551 (set_slot_part, emit_notes_for_differences_2): Don't call
552 add_cselib_value_chains here.
553 (preserved_values): New vector.
554 (preserve_value): New function.
555 (add_uses, add_stores, vt_add_function_parameters): Use it
556 instead of cselib_preserve_value.
557 (changed_values_stack): New vector.
558 (check_changed_vars_0): New function.
559 (check_changed_vars_1, check_changed_vars_2): Use it.
560 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
561 changed_values_stack VALUEs.
562 (vt_emit_notes): For all preserved_values call
563 add_cselib_value_chains. If ENABLE_CHECKING call
564 remove_cselib_value_chains before verifying value_chains is empty.
565 Initialize and free changed_values_stack.
566 (vt_initialize): Initialize preserved_values.
567 (vt_finalize): Free preserved_values.
569 2010-03-08 Richard Guenther <rguenther@suse.de>
571 PR tree-optimization/43269
572 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
575 2010-03-08 Martin Jambor <mjambor@suse.cz>
577 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
578 (ipa_is_param_called): Removed.
579 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
580 (ipa_print_node_params): Do not print the called flag.
581 (ipa_write_node_info): Do not stream the called flag.
582 (ipa_read_node_info): Likewise.
584 2010-03-07 Jakub Jelinek <jakub@redhat.com>
587 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
588 * cselib.c (struct expand_value_data): Add dummy field.
589 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
591 (cselib_dummy_expand_value_rtx_cb): New function.
592 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
594 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
595 * var-tracking.c: Include pointer-set.h.
596 (variable): Change n_var_parts to char from int. Add
597 cur_loc_changed and in_changed_variables fields.
598 (variable_canonicalize): Remove.
599 (shared_var_p): New inline function.
600 (unshare_variable): Maintain cur_loc_changed and
601 in_changed_variables fields. If var was in changed_variables,
602 replace it there with new_var. Just copy cur_loc instead of
603 resetting it to something else.
604 (variable_union): Don't recompute cur_loc. Use shared_var_p.
605 (dataflow_set_union): Don't call variable_canonicalize.
606 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
607 of their DEBUG_EXPR_TREE_DECLs.
608 (canonicalize_loc_order_check): Verify that cur_loc is NULL
609 and in_changed_variables and cur_loc_changed is false.
610 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
611 and cur_loc_changed. Don't update cur_loc here.
612 (variable_merge_over_src): Don't call variable_canonicalize.
613 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
614 removing loc that is equal to cur_loc, clear cur_loc,
615 set cur_loc_changed and ensure variable_was_changed is called.
616 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
617 compare pointers in cur_loc check, if it is equal to loc,
618 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
619 (variable_different_p): Remove compare_current_location argument,
620 don't compare cur_loc.
621 (dataflow_set_different_1): Adjust variable_different_p caller.
622 (variable_was_changed): If dv had some var in changed_variables
623 already, reset in_changed_variables flag for it and propagate
624 cur_loc_changed over to the new variable. On empty var
625 always set cur_loc_changed. Set in_changed_variables on whatever
626 var is added to changed_variables.
627 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
628 Use shared_var_p. When removing loc that is equal to cur_loc,
629 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
630 end, don't set it to something else, just call variable_was_changed.
631 (delete_slot_part): Use shared_var_p. When cur_loc equals to
632 loc being removed, clear cur_loc and set cur_loc_changed.
633 Set cur_loc_changed if all locations have been removed.
634 (struct expand_loc_callback_data): New type.
635 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
636 allocated. Always create SUBREGs if simplify_subreg failed.
637 Prefer to use cur_loc, when that fails and still in
638 changed_variables (and seen first time) recompute it. Set
639 cur_loc_changed of variables which had to change cur_loc and
640 compute elcd->cur_loc_changed if any of the subexpressions used
641 had to change cur_loc.
642 (vt_expand_loc): Adjust to pass arguments in
643 expand_loc_callback_data structure.
644 (vt_expand_loc_dummy): New function.
645 (emitted_notes): New variable.
646 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
647 that weren't used for any other decl in current
648 emit_notes_for_changes call call vt_expand_loc_dummy to update
649 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
650 first loc_chain location if NULL before. Always use just
651 cur_loc instead of first loc_chain location. When cur_loc_changed
652 is false, when not --enable-checking=rtl just don't emit any note.
653 When rtl checking, compute the note and assert it is the same
654 as previous note. Clear cur_loc_changed and in_changed_variables
655 at the end before removing from changed_variables.
656 (check_changed_vars_3): New function.
657 (emit_notes_for_changes): Traverse changed_vars to call
658 check_changed_vars_3 on each changed var.
659 (emit_notes_for_differences_1): Clear cur_loc_changed and
660 in_changed_variables. Recompute cur_loc of new_var.
661 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
662 (vt_emit_notes): Initialize and destroy emitted_notes.
664 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
666 PR rtl-optimization/42220
667 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
668 Use verify_reg_tracked to determine if we should use OP_OUT rather
670 (build_def_use): If we see an in-out operand for a register that we
671 know nothing about, treat is an output if possible, fail the block if
674 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
677 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
680 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
683 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
684 uses of relevant DEFs that are dead outside the loop too.
686 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
688 * var-tracking.c (dataflow_set_merge): Swap src and src2.
690 2010-01-13 Jakub Jelinek <jakub@redhat.com>
692 * var-tracking.c (values_to_unmark): New variable.
693 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
694 values_to_unmark vector. Moved body to...
695 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
696 instead queue it into values_to_unmark vector.
697 (vt_find_locations): Free values_to_unmark vector.
699 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
701 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
702 (site.exp): Export them when plugins are enabled.
704 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
707 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
709 (chrec_fold_multiply): Same.
711 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
714 * c-decl.c (build_compound_literal): Return early if init is
717 2010-03-04 Martin Jambor <mjambor@suse.cz>
719 PR tree-optimization/43164
720 PR tree-optimization/43191
721 * tree-sra.c (type_consists_of_records_p): Reject records with
722 zero-size bit-fields at the end.
724 2010-03-04 Mike Stump <mikestump@comcast.net>
726 * Makefile.in (TAGS): Remove *.y.
728 2010-03-04 Richard Guenther <rguenther@suse.de>
730 PR tree-optimization/40761
731 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
733 (my_rev_post_order_compute): New function.
736 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
739 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
740 decrease the cost of an IV candidate when the cost is infinite.
742 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
744 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
745 Use '3DNow!' for the extension of that name, ensure normal space
747 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
749 2010-03-03 Jeff Law <law@redhat.com>
751 * PR middle-end/32693
752 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
754 (extract_bit_field_1): Likewise.
756 2010-03-03 Janis Johnson <janis187@us.ibm.com>
758 * doc/sourcebuild.texi (Test directives): Document that arguments
759 include-opts and exclude-opts are now optional for dg-skip-if,
760 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
762 2010-03-03 Jason Merrill <jason@redhat.com>
765 * cgraph.h (varpool_node): Add extra_name field.
766 * varpool.c (varpool_extra_name_alias): New.
767 (varpool_assemble_decl): Emit extra name aliases.
768 (varpool_mark_needed_node): Look past an extra name alias.
769 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
770 * lto-streamer-in.c (lto_input_tree): Read it.
771 * lto-streamer-out.c (output_unreferenced_globals): Write it.
773 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
775 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
776 (sparc*-*-solaris2*): ...this.
778 2010-03-03 Jakub Jelinek <jakub@redhat.com>
781 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
782 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
783 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
784 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
787 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
788 fallthrough to default handling, just with want_address 0 instead of 2.
789 For single element lists, add_AT_loc directly, otherwise create an
790 artificial variable DIE and stick location list to it.
793 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
794 (VAL_EXPR_HAS_REVERSE): Define.
795 (reverse_op): New function.
796 (add_stores): For reversible operations add an extra MO_VAL_USE.
798 2010-03-02 Jason Merrill <jason@redhat.com>
800 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
802 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
804 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
805 (sparc64-*-linux*): Likewise.
806 (sparc64-*-solaris2*): Include assembler files before linker ones.
807 (sparc-*-solaris2*): Simplify and reorder to match previous case.
808 * config/sparc/gas.h: Delete.
809 * config/sparc/sol2-64.h: Add copyright notice.
810 * config/sparc/sol2-gas-bi.h: Likewise.
811 * config/sparc/sol2-gld.h: Likewise.
812 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
813 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
814 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
815 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
816 (sparc_elf_asm_named_section): Rename into...
817 (sparc_solaris_elf_asm_named_section): ...this. Always define.
819 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
821 * config/alpha/alpha.c (override_options): Fix -mtune error message.
823 2010-03-02 Jeff Law <law@redhat.com>
826 * reload1.c (rtx_p, substitute_stack): Declare.
827 (substitute): Record addresses of changed rtxs.
828 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
829 Restore the original rtx when complete.
830 (reload): Free subsitute_stack when complete.
832 2010-03-02 Janis Johnson <janis187@us.ibm.com>
834 * doc/gccint.texi (menu): Add Testsuites as a chapter.
835 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
837 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
838 LTO Testing, gcov Testing, profopt Testing, compat Testing,
839 Torture Tests): Change from subsection to section.
841 2010-03-02 Jakub Jelinek <jakub@redhat.com>
842 Steven Bosscher <steven@gcc.gnu.org>
844 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
847 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
850 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
851 the assignment from the new induction variable to the assignment
852 of the value from the original loop PHI function.
854 2010-03-01 Janis Johnson <janis187@us.ibm.com>
855 Daniel Jacobowitz <dan@codesourcery.com>
857 * doc/sourcebuild.texi (Test directives): Clarify options to
860 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
862 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
863 Disable cfi directives unless GCC and gas agree on using read-only
864 .eh_frame sections for 64-bit.
865 * configure: Regenerate.
867 2010-03-01 Richard Guenther <rguenther@suse.de>
869 PR tree-optimization/43220
870 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
871 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
873 2010-03-01 Richard Guenther <rguenther@suse.de>
874 Martin Jambor <mjambor@suse.cz>
877 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
878 gimplified parameters.
880 2010-03-01 Christian Bruel <christian.bruel@st.com>
882 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
884 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
886 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
888 2010-03-01 Richard Guenther <rguenther@suse.de>
891 * expr.c (expand_assignment): Use the alias-oracle to tell
892 if the rhs aliases the result decl.
894 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
897 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
898 to sol_gt_pch_get_address.
899 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
900 64-bit, SPARC and x86.
901 (sol_gt_pch_get_address): New function.
903 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
905 * toplev.h (inform_n, error_n): Declare.
906 * diagnostic.c (inform_n, error_n): New function.
908 2010-03-01 Jakub Jelinek <jakub@redhat.com>
910 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
911 has no rtl yet when processing local_decls, queue it and recheck
912 if deferred stack allocation hasn't assigned it rtl.
914 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
916 * config/sh/sh.c (unspec_bbr_uid): New.
917 (gen_block_redirect): Use it instead of INSN_UID.
918 (gen_far_branch): Likewise.
920 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
922 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
923 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
925 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
927 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
928 (Warning Options): -Wno-conversion-null is valid for
929 Objective-C++ as well.
930 * doc/tm.texi (Named Address Spaces): Likewise.
931 * doc/plugins.texi (Plugins): Replace TABs with spaces.
932 * doc/tree-ssa.texi (Tree SSA): Likewise.
934 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
937 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
938 by default. Don't set the default arch for
939 i[34567]86-*-darwin*|x86_64-*-darwin*.
941 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
944 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
945 default. Set the default 32bit/64bit archs with $with_arch
946 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
948 2010-02-27 Richard Guenther <rguenther@suse.de>
950 PR tree-optimization/43186
951 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
952 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
953 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
956 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
958 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
959 required and i[34567]86-*-* targets don't support 64bit ISA.
961 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
964 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
967 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
969 * config.gcc: Set the default arch at least to Prescott for
970 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
971 if SSE math is enabled.
973 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
975 * diagnostic.c (diagnostic_initialize): Update.
976 (diagnostic_report_diagnostic): Test inhibit_notes_p for
978 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
979 (diagnostic_inhibit_notes): New.
980 * toplev.c (process_options): inhibit notes with -fcompare-debug.
982 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
985 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
986 * doc/standards.texi: Likewise.
987 * doc/extend.texi: Likewise.
988 * doc/trouble.texi: Likewise.
989 * doc/cppopts.texi: Likewise.
990 * doc/install.texi: Likewise.
991 * c.opt (std=c90,std=gnu90): New options.
992 * c-opts.c (c_common_handle_option): Handle them.
994 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
997 * c-decl.c (undeclared_variable): Use an informative note.
999 2010-02-26 Richard Guenther <rguenther@suse.de>
1001 PR tree-optimization/43186
1002 * gimple.h (gimple_fold): Remove.
1003 * gimple.c (gimple_fold): Remove. Inline into single user ...
1004 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
1005 Try harder for conditions.
1007 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1010 * function.c (used_types_insert): Don't skip through named pointer
1011 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
1012 and it is different from the main variant's type.
1014 2010-02-26 Nick Clifton <nickc@redhat.com>
1016 * config/rx/rx.md (sminsi3): Remove bogus alternative.
1018 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1020 * config.gcc: Support --with-fpmath=sse for x86.
1022 * config/i386/ssemath.h: New.
1024 * doc/install.texi (--with-fpmath=sse): Documented.
1026 2010-02-26 Richard Guenther <rguenther@suse.de>
1028 PR tree-optimization/43188
1029 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
1030 vector types of over-aligned element type.
1032 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
1035 * config/i386/i386.c (expand_vec_perm_blend): Use correct
1036 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
1038 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
1040 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
1042 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1044 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
1045 * var-tracking.c: Include diagnostic.h.
1046 (debug_dv): New function.
1047 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
1050 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
1051 (add_value_chain, add_value_chains, remove_value_chain,
1052 remove_value_chains): Handle DEBUG_EXPRs.
1053 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
1056 * regcprop.c (struct queued_debug_insn_change): New type.
1057 (struct value_data_entry): Add debug_insn_changes field.
1058 (struct value_data): Add n_debug_insn_changes field.
1059 (debug_insn_changes_pool): New variable.
1060 (free_debug_insn_changes, apply_debug_insn_changes,
1061 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
1062 (kill_value_one_regno): Call free_debug_insn_changes if needed.
1063 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
1065 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
1067 (copyprop_hardreg_forward_1): Don't call apply_change_group for
1068 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
1069 changes, call cprop_find_used_regs via note_stores.
1070 (copyprop_hardreg_forward): When copying vd from predecessor
1071 which has any queued DEBUG_INSN changes, make sure the pointers are
1072 cleared. At the end call df_analyze and then if there are any
1073 DEBUG_INSN changes queued at the end of some basic block for still
1074 live registers, apply them.
1075 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
1077 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
1079 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
1082 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
1084 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
1085 targets. Set the default with_cpu/with_arch from arch/cpu.
1086 Allow x86-64 and native for with_cpu/with_arch.
1088 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
1090 * ebitmap.c: Change calls to verify_popcount with calls to
1091 sbitmap_verify_popcount.
1092 (ebitmap_clear_bit): Fixed map->cacheindex test and
1093 map>cache update when bit clearing results in an empty
1096 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1099 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
1100 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
1101 and support both V2DF and V2DI modes.
1102 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
1103 support both V2DF and V2DI modes.
1104 (general): Delete trailing whitespace from a few patterns.
1106 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1107 V2DF/V2DI interleave high/low builtins.
1109 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
1112 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
1113 interleave high/low functions.
1115 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
1117 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
1118 #pragma extern_prefix.
1120 2010-02-25 Jakub Jelinek <jakub@redhat.com>
1123 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
1124 BLKmode, assert op0 is a MEM and just adjust its mode.
1127 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
1128 if bitpos isn't multiple of mode's bitsize.
1130 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1132 * c.opt (-ftemplate-depth=): New.
1133 (-ftemplate-depth-): Deprecate.
1134 * optc-gen.awk: Handle -ftemplate-depth=.
1135 * opth-gen.awk: Likewise.
1136 * c-opts.c (c_common_handle_option): Likewise.
1137 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
1139 2010-02-24 Jason Merrill <jason@redhat.com>
1141 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
1143 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1145 * cfg.c (alloc_aux_for_block): Remove inline.
1146 (alloc_aux_for_edge): Likewise.
1148 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1150 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
1152 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1154 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
1155 * config/i386/sol2-gas.h: New file.
1156 * config.gcc (i[34567]86-*-solaris2*): Use it.
1158 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1161 * c-typeck.c (ep_convert_and_check): New.
1162 (build_conditional_expr): Use it.
1163 (build_binary_op): Likewise.
1165 2010-02-24 Jakub Jelinek <jakub@redhat.com>
1167 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
1170 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
1171 bounds even for -O+.
1172 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
1173 expr needs to have DECL_NAME set.
1175 2010-02-24 Nick Clifton <nickc@redhat.com>
1177 * config/mep/mep.c: Include gimple.h.
1178 (mep_function_uses_sp): Delete unused function.
1179 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
1180 parameters. Use unsigned integers to count args. Return a
1181 NULL_RTX instead of an error_mark_node. Toidy up formatting.
1183 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1186 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
1187 greater or equal to nelt instead of 2 * nelt.
1188 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
1191 2010-02-23 Jason Merrill <jason@redhat.com>
1194 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
1195 in cfun->local_decls even if they have register types.
1198 * stor-layout.c (place_field): Don't warn about unnecessary
1199 DECL_PACKED if the type is packed.
1201 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1204 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
1205 GOTOFF relocs, even when the base reg isn't pic pointer.
1207 2010-02-23 Michael Matz <matz@suse.de>
1210 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
1211 (expand_gimple_basic_block): Generate and use debug temps if there
1212 are debug uses left after the last real use of TERed ssa names.
1213 Unlink debug immediate uses when they are expanded.
1215 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1218 * config/i386/i386.c (override_options): Reorganise to provide
1219 better error messages.
1221 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1224 * graphite-scop-detection.c (create_single_exit_edge): Move
1225 the call to find_single_exit_edge to....
1226 (create_sese_edges): ...here. Don't handle multiple edges
1227 exiting the function.
1228 (build_graphite_scops): Don't handle multiple edges
1229 exiting the function.
1231 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1234 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
1235 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
1237 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1240 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
1242 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1245 * c-typeck.c (convert_arguments): Print declaration location.
1246 * c-common.c (validate_nargs): Rename as
1247 builtin_function_validate_nargs.
1248 (check_builtin_function_arguments): Update.
1250 2010-02-22 Richard Guenther <rguenther@suse.de>
1253 * tree-inline.c (declare_return_variable): Use the type of
1254 the call stmt lhs if available.
1256 2010-02-22 Duncan Sands <baldrick@free.fr>
1258 * passes.c (register_pass): Always consider all pass lists when
1259 ref_pass_instance_number is zero.
1261 2010-02-22 Richard Guenther <rguenther@suse.de>
1263 PR tree-optimization/42749
1264 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
1265 parameter. Do arithmetic in the original type.
1266 (update_accumulator_with_ops): Likewise.
1267 (adjust_accumulator_values): Adjust.
1269 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1271 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
1272 (QI to BLKmode splitter): New splitter.
1274 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
1276 * config/i386/i386.c (initial_ix86_tune_features): Turn on
1277 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
1279 2010-02-22 Richard Guenther <rguenther@suse.de>
1281 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
1283 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
1285 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
1286 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
1287 ($(T)crti.o, $(T)crtn.o): Remove rules.
1289 2010-02-21 Tobias Burnus <burnus@net-b.de>
1292 * doc/invoke.texi (-fassociative-math): Document that this
1293 option is automatically enabled for Fortran.
1295 2010-02-20 David S. Miller <davem@davemloft.net>
1297 * configure.ac: Test if linker and assembler properly support
1298 GOTDATA_OP relocations.
1299 * configure: Rebuild.
1300 * config.in: Likewise.
1301 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
1302 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
1303 (movsi_high_pic): Likewise.
1304 (movdi_lo_sum_pic): Likewise.
1305 (movdi_high_pic): Likewise.
1306 (movsi_pic_gotdata_op): New pattern.
1307 (movdi_pic_gotdata_op): Likewise.
1308 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
1309 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
1311 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
1314 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
1315 attribute to ssemul.
1316 (xop_mulv2div2di3_high): Ditto.
1318 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1321 * c.opt (Wconversion-null): New option.
1322 * doc/invoke.texi (Wconversion-null): Document.
1324 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1326 * common.opt (Wlarger-than-): Add Undocumented.
1328 2010-02-19 Mike Stump <mikestump@comcast.net>
1330 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
1332 2010-02-19 Jason Merrill <jason@redhat.com>
1335 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
1336 * configure: Likewise.
1338 2010-02-20 Alan Modra <amodra@gmail.com>
1341 * cgraph.h (cgraph_make_decl_local): Declare.
1342 * cgraph.c (cgraph_make_decl_local): New function.
1343 (cgraph_make_node_local): Use it.
1344 * cgraphunit.c (cgraph_function_versioning): Likewise.
1345 * ipa.c (function_and_variable_visibility): Likewise.
1347 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1350 * except.c (sjlj_emit_function_enter): Don't call
1351 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
1353 * rtl.h (add_reg_br_prob_note): Remove prototype.
1355 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1358 * c-common.c (conversion_warning): Remove widening conversions
1359 before checking the conversion of integers to reals.
1361 2010-02-19 Mike Stump <mikestump@comcast.net>
1364 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
1367 * cgraphunit.c (process_function_and_variable_attributes): Check
1368 DECL_PRESERVE_P instead of looking up attribute "used".
1369 * ipa-pure-const.c (check_decl): Likewise.
1370 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
1371 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
1372 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
1373 instead of attribute "used".
1374 * config/sol2-c.c (solaris_pragma_init): Likewise.
1375 (solaris_pragma_fini): Likewise.
1377 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1379 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
1380 Use XCNEW instead of xcalloc.
1381 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
1382 XNEW instead of xmalloc.
1383 (get_fields): Use XNEWVEC instead of xmalloc.
1386 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
1387 populate vars array.
1388 (create_new_general_access): For debug stmts just reset value.
1389 (get_stmt_accesses): For accesses within debug stmts just record them
1390 using add_access_to_acc_sites instead of preventing the peeling or
1391 counting them as accesses.
1394 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
1396 2010-02-19 Richard Guenther <rguenther@suse.de>
1398 PR tree-optimization/42916
1399 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
1402 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
1404 * configure.ac: Replace all uses of changequote in macro arguments
1405 with proper quoting.
1407 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1410 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
1412 2010-02-19 Richard Guenther <rguenther@suse.de>
1414 PR tree-optimization/42944
1415 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
1416 test for aliasing with errno.
1418 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1421 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
1422 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
1423 * dojump.c: Include output.h.
1424 (inv): New inline function.
1425 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
1426 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
1427 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
1428 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
1429 argument, pass it down to other calls.
1430 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
1431 add REG_BR_PROB note to the conditional jump.
1432 * cfgexpand.c (add_reg_br_prob_note): Removed.
1433 (expand_gimple_cond): Don't call it, add the probability
1434 as last argument to jumpif_1/jumpifnot_1.
1435 * Makefile.in (dojump.o): Depend on output.h.
1436 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
1438 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
1439 * stmt.c (do_jump_if_equal): Likewise.
1440 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
1441 * loop-unswitch.c (compare_and_jump_seq): Likewise.
1442 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
1444 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
1445 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
1446 jumpifnot_1 callers.
1447 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
1449 (store_expr): Adjust jumpifnot caller.
1450 (store_constructor): Adjust jumpif caller.
1453 * gimplify.c (gimple_boolify): For __builtin_expect call
1454 gimple_boolify also on its first argument.
1456 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
1458 * configure.ac (gnu-unique-object): Wrap regexps using [] in
1460 (__stack_chk_fail): Ditto. Remove quadrigraphs.
1461 * configure: Regenerated.
1463 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1465 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
1466 lang_hooks.types_compatible_p instead of comptypes.
1468 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
1470 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
1471 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
1472 if __prefer_thumb__ is defined.
1474 2010-02-18 Martin Jambor <mjambor@suse.cz>
1476 PR tree-optimization/43066
1477 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
1478 array with zero-sized element type.
1480 2010-02-18 Jakub Jelinek <jakub@redhat.com>
1482 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
1483 rtx, allocate struct var_loc_node here and return it to the
1484 caller, and only if it is actually needed.
1485 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
1486 move it earlier and return immediately if it returns NULL.
1488 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
1490 * config/sparc/gas.h: New file. Restore
1491 TARGET_ASM_NAMED_SECTION to its ELF default.
1492 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
1494 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1495 Likewise. Add ATTRIBUTE_UNUSED to prototype.
1496 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
1497 after sparc/sysv4.h.
1499 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
1501 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
1503 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
1505 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
1506 patterns from predicated pattern.
1508 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
1511 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
1512 for insn mnemonic suffix.
1514 2010-02-17 Richard Guenther <rguenther@suse.de>
1516 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
1519 2010-02-17 Jakub Jelinek <jakub@redhat.com>
1522 * caller-save.c (save_call_clobbered_regs): If BB ends with
1523 a DEBUG_INSN, move any notes in between last real insn and the last
1524 DEBUG_INSN after the last DEBUG_INSN.
1526 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
1528 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
1529 Fix return type. Fix argument type. Explain meaning of return value.
1531 2010-02-16 Richard Guenther <rguenther@suse.de>
1533 PR tree-optimization/41043
1534 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
1535 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
1537 (vrp_visit_phi_node): ... but only for loop PHI nodes.
1539 2010-02-16 Ira Rosen <irar@il.ibm.com>
1541 PR tree-optimization/43074
1542 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
1543 * tree-vect-loop.c (vect_analyze_loop_operations): Add
1544 vectorizable cycles in hybrid SLP check.
1545 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
1547 2010-02-16 Richard Guenther <rguenther@suse.de>
1549 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
1550 (true_dependence): If memrefs_conflict_p computes must-alias
1551 trust it. Move TBAA check after offset-based disambiguation.
1552 (canon_true_dependence): Likewise.
1554 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
1556 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
1557 * doc/invoke.texi: Document it.
1558 * var-tracking.c: Include toplev.h and params.h.
1559 (vt_find_locations): Return bool indicating success. Compute
1560 hash sizes unconditionally. Check new parameter, report.
1561 (variable_tracking_main_1): Check vt_find_locations results and
1562 retry. Renamed from...
1563 (variable_tracking_main): ... this. New wrapper to preserve
1564 flag_var_tracking_assignments.
1565 * Makefile.in (var-tracking.o): Adjust dependencies.
1567 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
1568 Jakub Jelinek <jakub@redhat.com>
1571 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
1572 if weak_import attribute is present.
1573 * config/darwin.c (machopic_select_section): Likewise.
1575 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
1577 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
1578 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
1579 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
1580 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
1582 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
1584 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1587 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
1588 Rewrite text to refer to the names.
1590 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
1592 * config/i386/i386-builtin-types.def
1593 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
1594 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
1595 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
1596 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
1597 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
1598 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
1599 IX86_BUILTIN_VPERMIL2PS256.
1600 (MULTI_ARG_4_DF2_DI_I): Defined.
1601 (MULTI_ARG_4_DF2_DI_I1): Defined.
1602 (MULTI_ARG_4_SF2_SI_I): Defined.
1603 (MULTI_ARG_4_SF2_SI_I1): Defined.
1604 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
1605 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
1606 __builtin_ia32_vpermil2ps256.
1607 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1608 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1609 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
1610 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1611 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1612 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
1613 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
1614 CODE_FOR_xop_vpermil2v8sf3.
1615 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
1616 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
1617 * config/i386/xopintrin.h (_mm_permute2_pd): New.
1618 (_mm256_permute2_pd): New.
1619 (_mm_permute2_ps): New.
1620 (_mm256_permute2_ps): New.
1622 2010-02-15 Nick Clifton <nickc@redhat.com>
1624 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
1625 boolean parameters. Use emit_jump_insn when emitting a pop
1626 instruction containing a return insn.
1627 (push): Use 'true' rather than '1' as second parameter to F.
1628 (h8300_expand_prologue): Likewise.
1629 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
1630 (h8300_expand_epilogue): Likewise.
1632 2010-02-15 Richard Guenther <rguenther@suse.de>
1635 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
1638 2010-02-15 Nick Clifton <nickc@redhat.com>
1640 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
1643 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
1645 * intl.c (fake_ngettext): New function.
1646 * intl.h (fake_ngettext): Declare.
1647 (ngettext): Define macro.
1648 * collect2.c (notice_translated): New function.
1649 (main): Use notice_translated and ngettext.
1650 * collect2.h (notice_translated): Declare.
1652 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
1654 * reorg.c (delete_computation): Comment fixes.
1655 * caller-save.c (setup_save_areas): Idem.
1656 * sel-sched-dump.c (dump_lv_set): Idem.
1659 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1661 * config/s390/s390.c (s390_sched_init): New function.
1662 (TARGET_SCHED_INIT): Target hook defined.
1664 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
1665 Jack Howarth <howarth@bromo.med.uc.edu>
1666 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1669 Partial revert of unintended change in fix for PR41605.
1670 * config/darwin.h: Fix typo.
1671 * config/darwin9.h: Same.
1673 2010-02-11 Jakub Jelinek <jakub@redhat.com>
1675 * c-pch.c (pch_init): Clear v.
1677 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1680 * graphite-scop-detection.c (graphite_can_represent_scev): Call
1681 graphite_can_represent_init for MULT_EXPR.
1683 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1687 * graphite-sese-to-poly.c (remove_phi): New.
1688 (translate_scalar_reduction_to_array): Call remove_phi.
1690 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1693 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
1694 * graphite-clast-to-gimple.h (gloog): Update declaration.
1695 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
1696 * graphite-poly.h (struct poly_bb): Add missing comments.
1697 (struct scop): Add poly_scop_p field.
1699 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
1700 * graphite.c (graphite_transform_loops): Build the polyhedral
1701 representation for each scop before code generation.
1702 * sese.c (rename_variables_in_operand): Removed.
1703 (rename_variables_in_expr): Return the renamed expression.
1704 (rename_sese_parameters): New.
1705 * sese.h (rename_sese_parameters): Declared.
1707 2010-02-11 Richard Guenther <rguenther@suse.de>
1709 PR tree-optimization/42998
1710 * tree-ssa-pre.c (create_expression_by_pieces): Treat
1711 POINTER_PLUS_EXPR properly.
1713 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1714 Changpeng Fang <changpeng.fang@amd.com>
1717 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
1718 the cost of an IV candidate when the IV is used in a test against zero.
1720 * gcc.dg/tree-ssa/ivopts-3.c: New.
1722 2010-02-11 Richard Guenther <rguenther@suse.de>
1725 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
1726 pointer-vs-decl case by swapping refs. Handle some cases
1727 of pointer-vs-decl disambiguations more conservatively.
1728 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
1729 to false after expanding.
1731 2010-02-11 Richard Guenther <rguenther@suse.de>
1734 * gcc.c (process_command): Handle LTO file@offset case more
1737 2010-02-11 Jakub Jelinek <jakub@redhat.com>
1739 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
1740 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
1742 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
1744 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
1745 if MEM's mode size isn't DWARF2_ADDR_SIZE.
1746 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
1747 Optimize eq/ne comparisons when both arguments are known to be
1749 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
1750 Don't mask operands unnecessarily if they are known to be already
1753 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
1755 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
1758 2010-02-10 Richard Guenther <rguenther@suse.de>
1760 PR tree-optimization/43017
1761 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
1762 for wrapping signed arithmetic.
1764 2010-02-10 Jakub Jelinek <jakub@redhat.com>
1767 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
1768 if no debug info should be emitted for it.
1770 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
1772 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
1773 note when flag_exceptions is set.
1775 2010-02-10 Duncan Sands <baldrick@free.fr>
1777 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
1779 2010-02-10 Richard Guenther <rguenther@suse.de>
1782 * tree.c (get_unwidened): Handle constants.
1783 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
1785 2010-02-10 Martin Jambor <mjambor@suse.cz>
1788 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
1789 check for variable argument counts independently.
1791 2010-02-10 Christian Bruel <christian.bruel@st.com>
1794 * config/sh/sh.c (find_barrier): Increase length for non delayed
1795 conditional branches.
1797 2010-02-10 Christian Bruel <christian.bruel@st.com>
1799 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
1801 2010-02-10 Jakub Jelinek <jakub@redhat.com>
1803 * builtins.c (set_builtin_user_assembler_name): Also handle
1804 ffs if int is smaller than word.
1806 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
1809 * ira-conflicts.c (get_dup): Remove.
1810 (process_reg_shuffles): Add new parameter. Use it as an
1811 additional guard for copy generation.
1812 (add_insn_allocno_copies): Rewrite.
1814 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
1816 * common.opt (fsched2-use-traces): Preserved for backward
1818 * doc/invoke.texi: Remove the documentation about option
1819 -fsched2-use-traces.
1820 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
1821 flag_sched2_use_traces.
1822 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
1823 the backward compatibility flag section.
1825 2010-02-09 Richard Guenther <rguenther@suse.de>
1827 PR tree-optimization/43008
1828 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
1829 make HEAP variables initialized from global memory if they
1830 are not known builtin functions.
1831 (find_func_aliases): Adjust.
1833 2010-02-09 Richard Guenther <rguenther@suse.de>
1835 PR tree-optimization/43000
1836 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
1837 arithmetic manually.
1839 2010-02-08 Jakub Jelinek <jakub@redhat.com>
1841 PR tree-optimization/42931
1842 * tree-loop-linear.c (try_interchange_loops): Don't call
1843 double_int_mul if estimated_loop_iterations failed.
1845 2010-02-08 Martin Jambor <mjambor@suse.cz>
1848 * tree-sra.c (build_accesses_from_assign): Do not mark in
1849 should_scalarize_away_bitmap if stmt has volatile ops.
1850 (sra_modify_assign): Do not process assigns piecemeal if if stmt
1853 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
1855 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
1857 2010-02-07 Adam Nemet <adambnmet@gmail.com>
1859 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
1862 2010-02-07 Andrew Pinski <pinskia@gmail.com>
1865 * df-core.c (df_finish_pass): Change type of saved_flags to int.
1867 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1870 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
1871 to unknown_dependence.
1872 (graphite_legal_transform_dr): Handle the unknown_dependence.
1873 (graphite_carried_dependence_level_k): Same.
1875 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1877 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
1879 2010-02-07 Richard Guenther <rguenther@suse.de>
1882 * expr.c (get_inner_reference): Always initialize *pbitsize.
1884 2010-02-07 Richard Guenther <rguenther@suse.de>
1887 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
1888 new ARRAY_REFs on variable size element or minimal index arrays.
1890 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
1891 gimple_fold_indirect_ref.
1893 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
1896 * arm.c (arm_override_options): Just return if the user has specified
1897 an invalid fpu name.
1899 2010-02-03 Jason Merrill <jason@redhat.com>
1902 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
1903 i386_pe_maybe_record_exported_symbol.
1905 2010-02-05 Steve Ellcey <sje@cup.hp.com>
1908 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
1909 (pa_delegitimize_address): New function.
1911 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
1913 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
1914 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
1916 2010-02-05 Richard Guenther <rguenther@suse.de>
1919 * lto-streamer-in.c (get_resolution): Deal with references
1920 to undefined functions.
1922 2010-02-05 Richard Guenther <rguenther@suse.de>
1924 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
1925 (fold_const_aggregate_ref): Likewise.
1926 (ccp_fold_stmt): Substitute loads.
1927 (maybe_fold_reference): Verify types before substituting.
1929 (fold_gimple_assign): Unshare properly.
1930 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
1932 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
1934 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
1935 for rs6000_gen_cell_microcode.
1937 2010-02-04 Richard Guenther <rguenther@suse.de>
1939 PR rtl-optimization/42952
1940 * dse.c (const_or_frame_p): Remove MEM handling.
1942 2010-02-04 Nick Clifton <nickc@redhat.com>
1944 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
1945 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
1946 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
1947 (mn10300_asm_output_mi_thunk): New function.
1948 (mn10300_can_output_mu_thunk): New function.
1949 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
1950 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
1951 (FUNCTION_ARG): Delete incorrect comment.
1953 2010-02-03 Jason Merrill <jason@redhat.com>
1956 * fold-const.c (operand_equal_p): Handle erroneous types.
1958 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1960 * config/h8300/h8300.md (can_delay): Fix attibute condition.
1962 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
1964 PR rtl-optimization/42941
1965 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
1968 2010-02-03 Jason Merrill <jason@redhat.com>
1971 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
1973 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
1976 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
1977 (cselib_reset_table): Renamed from...
1978 (cselib_reset_table_with_next_value): ... this.
1979 (cselib_get_next_uid): Renamed from...
1980 (cselib_get_next_unknown_value): ... this.
1981 * cselib.c (next_uid): Renamed from...
1982 (next_unknown_value): ... this.
1983 (cselib_clear_table): Adjust.
1984 (cselib_reset_table): Adjust. Renamed from...
1985 (cselib_reset_table_with_next_value): ... this.
1986 (cselib_get_next_uid): Adjust. Renamed from...
1987 (cselib_get_next_unknown_value): ... this.
1988 (get_value_hash): Use hash.
1989 (cselib_hash_rtx): Likewise.
1990 (new_cselib_val): Adjust. Set and dump uid.
1991 (cselib_lookup_mem): Pass next_uid as hash.
1992 (cselib_subst_to_values): Likewise.
1993 (cselib_log_lookup): Dump uid.
1994 (cselib_lookup): Pass next_uid as hash. Adjust.
1995 (cselib_process_insn): Adjust.
1996 (cselib_init): Initialize next_uid.
1997 (cselib_finish): Adjust.
1998 (dump_cselib_table): Likewise.
1999 * dse.c (canon_address): Dump value uid.
2000 * print-rtl.c (print_rtx): Print value uid.
2001 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
2003 (dv_uid): New function, sort of renamed from...
2004 (dv_htab_hash): ... this, reimplemented in terms of it and...
2005 (dv_uid2hash): ... this. New.
2006 (variable_htab_eq): Drop excess assertions.
2007 (tie_break_pointers): Removed.
2008 (canon_value_cmp): Compare uids.
2009 (variable_post_merge_New_vals): Print uids.
2010 (vt_add_function_parameters): Adjust.
2011 (vt_initialize): Reset table. Adjust.
2013 2010-02-03 Richard Guenther <rguenther@suse.de>
2015 PR tree-optimization/42944
2016 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
2017 (call_may_clobber_ref_p_1): Likewise. Properly handle
2018 malloc and calloc clobbering errno.
2020 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
2022 * doc/invoke.texi: Fix name of sched1 dump.
2024 * opts.c (decode_options): Set flag_tree_switch_conversion
2025 only conditionally on optimize >= 2.
2027 * gcse.c: Assorted comment fixes in pass description.
2029 2010-02-03 Anthony Green <green@moxielogic.com>
2031 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
2032 nop padding in order to maintain alignment of storage location of
2033 target function address.
2034 (moxie_trampoline_init): Store target function address at newly
2036 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
2038 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
2040 2010-02-03 Richard Guenther <rguenther@suse.de>
2043 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
2045 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2047 * config.gcc: Reenable check for obsolete targets.
2048 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
2049 mips-sgi-irix6.[0-4]*.
2051 2010-02-02 Nick Clifton <nickc@redhat.com>
2053 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
2054 constant size of 4 as being the same as 0.
2055 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
2056 can take values in the range 0..4.
2058 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
2061 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
2062 as _darwin10_Unwind_FindEnclosingFunction().
2063 * libgcc-libsystem.ver: New.
2065 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
2068 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
2069 implicitly set registers.
2071 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
2073 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
2074 (arm_override_options): Allow automatic selection of the thread
2075 pointer register if thumb2.
2076 (legitimize_pic_address): Improve code sequences for Thumb2.
2077 (arm_call_tls_get_addr): Likewise.
2078 (legitimize_tls_address): Likewise.
2079 * arm.md (pic_load_addr_arm): Delete. Replace with ...
2080 (pic_load_addr_32bit): ... this. New named pattern.
2081 * thumb2.md (pic_load_addr_thumb2): Delete.
2082 (pic_load_dot_plus_four): Delete.
2083 (tls_load_dot_plus_four): New named pattern.
2085 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2088 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
2089 Document fix for TLS bug.
2091 2010-01-31 Richard Guenther <rguenther@suse.de>
2093 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
2094 conservatively correct.
2096 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2100 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2102 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2104 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2106 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
2108 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
2110 * config.gcc: Adjust order of makefile fragments for mingw targets.
2112 2010-01-31 Richard Guenther <rguenther@suse.de>
2115 * gimplify.c (gimplify_init_constructor): For volatile LHS
2116 initialize a temporary.
2118 2010-01-31 Matthias Klose <doko@ubuntu.com>
2120 * configure.ac: Fix __stack_chk_fail check for cross builds configured
2122 * configure: Regenerate.
2124 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
2126 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2127 the same alias set and their sizes different constantness.
2128 (aliasing_component_refs_p): Revert 2009-10-24 change.
2130 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2132 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
2135 2010-01-29 Richard Guenther <rguenther@suse.de>
2137 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
2138 Assert we successfully updated the call.
2140 2010-01-29 Jakub Jelinek <jakub@redhat.com>
2142 PR rtl-optimization/42889
2143 * df.h (df_set_bb_dirty_nonlr): New prototype.
2144 * df-core.c (df_set_bb_dirty_nonlr): New function.
2145 * df-scan.c (df_insn_rescan): Call it instead of
2146 df_set_bb_dirty for DEBUG_INSNs.
2148 2010-01-29 Richard Guenther <rguenther@suse.de>
2151 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
2152 quadratic behavior in most cases.
2154 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
2157 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
2158 in the call to gen_x86_movsicc_0_m1.
2160 2010-01-28 Richard Guenther <rguenther@suse.de>
2162 PR tree-optimization/42871
2163 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
2165 2010-01-28 Richard Guenther <rguenther@suse.de>
2167 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
2168 into call arguments.
2170 2010-01-28 Richard Guenther <rguenther@suse.de>
2173 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
2174 the forwarder if the destination is an EH landing pad.
2176 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
2178 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
2179 block list passed to gimple_duplicate_sese_tail.
2180 (parallelize_loops): Avoid parallelization when the function
2182 Avoid parallelization when the preheader is IRREDUCIBLE.
2183 Try to optimize when estimated_loop_iterations_int is unresolved.
2184 Add the loop's location to the dump file.
2185 * tree-cfg.c (add_phi_args_after_redirect): Remove.
2186 (gimple_duplicate_sese_tail): Remove the check for the latch.
2187 Redirect nexits to the exit block.
2188 Remove handling of the incoming edges to the latch.
2189 Redirect the backedge from the copied latch to the exit bb.
2191 2010-01-28 Michael Matz <matz@suse.de>
2194 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
2195 Wrap force_reg into a sequence, emit it before user.
2197 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
2199 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
2201 (arm_legacy_rev): Likewise.
2202 (thumb_legacy_rev): Likewise.
2204 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2206 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
2207 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
2208 on MEM's address failed, try avoid_constant_pool_reference and
2209 recurse if it returned something different.
2210 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
2211 address, try avoid_constant_pool_reference and recurse if it
2212 returned something different.
2213 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
2214 address and avoid_constant_pool_reference returned something
2215 different, don't set have_address.
2217 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
2220 * var-tracking.c (val_store): Add modified argument, obey it.
2222 (count_uses): Move down logging of main.
2223 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
2224 don't need resolution.
2225 (emit_notes_in_bb): Likewise.
2227 2010-01-27 Richard Guenther <rguenther@suse.de>
2230 * tree-inline.c (remap_decl): Delay remapping of SSA name
2231 default definitions until we need them.
2233 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2235 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2236 (rs6000_delegitimize_address): New function.
2238 * config/s390/s390.c (s390_delegitimize_address): Call
2239 delegitimize_mem_from_attrs.
2242 * tree-inline.c (cannot_copy_type_1): Removed.
2243 (copy_forbidden): Don't forbid copying of functions containing
2244 records/unions with variable length fields.
2246 2010-01-27 Christian Bruel <christian.bruel@st.com>
2250 * config/sh/sh.c (find_barrier): Increase length for non delayed
2251 conditional branches.
2253 2010-01-27 Matthias Klose <doko@ubuntu.com>
2255 * configure.ac (gnu-unique-object): Fix ldd version check.
2256 * configure: Regenerate.
2258 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2260 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
2262 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
2263 Test for HAVE_GNU_AS value.
2265 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2267 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
2268 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
2269 INT64_TYPE): Define.
2270 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
2271 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2272 INT_LEAST64_TYPE): Define.
2273 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
2274 UINT_LEAST64_TYPE): Define.
2275 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
2276 INT_FAST64_TYPE): Define.
2277 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2278 UINT_FAST64_TYPE): Define.
2279 (INTMAX_TYPE, UINTMAX_TYPE): Define.
2280 (INTPTR_TYPE, UINTPTR_TYPE): Define.
2281 (SIG_ATOMIC_TYPE): Define.
2283 2010-01-26 Richard Guenther <rguenther@suse.de>
2285 * df-scan.c (df_scan_set_bb_info): Remove assert.
2286 (df_insn_rescan_debug_internal): Merge asserts.
2287 (df_install_ref): Likewise.
2288 (df_mark_reg): Use bitmap_set_range.
2289 (df_hard_reg_used_p): Remove assert.
2290 (df_hard_reg_used_count): Likewise.
2292 2010-01-26 Richard Guenther <rguenther@suse.de>
2294 PR rtl-optimization/42685
2295 * web.c (web_main): Ignore DEBUG_INSNs.
2297 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
2299 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
2301 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
2302 Fix types of fndecl and arglist parameters.
2304 2010-01-26 Richard Guenther <rguenther@suse.de>
2307 * tree-eh.c (unsplit_eh): Skip debug insns.
2309 2010-01-26 Richard Guenther <rguenther@suse.de>
2311 PR tree-optimization/42250
2312 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
2314 2010-01-26 Jakub Jelinek <jakub@redhat.com>
2317 * omp-low.c (expand_omp_sections): Only use single_pred if
2318 l2_bb is single_pred_p.
2320 2010-01-25 Christian Bruel <christian.bruel@st.com>
2323 * config/sh/sh.c (find_barrier): Increase length for non delayed
2324 conditional branches.
2325 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
2327 2010-01-24 David S. Miller <davem@davemloft.net>
2329 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
2330 define if not using GAS.
2331 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2332 Likewise. Delete SECTION_MERGE code, which is only applicable
2335 2010-01-24 Mark Mitchell <mark@codesourcery.com>
2338 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
2339 mangling of va_list in system headers.
2341 2010-01-23 Toon Moene <toon@moene.org>
2343 * tree-predcom.c (combine_chains): Return NULL, not false.
2345 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
2347 * tree-loop-distribution.c (distribute_loop): Fix declaration and
2348 initialization of variable res to agree with return type.
2350 2010-01-22 Steve Ellcey <sje@cup.hp.com>
2352 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
2353 * tree-sra.c: Add include of expr.h.
2355 2010-01-22 Jakub Jelinek <jakub@redhat.com>
2357 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
2358 insert the debug stmt on the single non-EH edge from the stmt.
2360 2010-01-22 Richard Henderson <rth@redhat.com>
2363 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
2364 the RHS until after generate_subtree_copies has insertted its
2365 code before the current statement.
2367 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
2369 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
2371 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
2373 2010-01-21 Martin Jambor <mjambor@suse.cz>
2375 PR tree-optimization/42585
2376 * tree-sra.c (struct access): New field grp_total_scalarization.
2377 (dump_access): Dump the new field.
2378 (should_scalarize_away_bitmap): New variable.
2379 (cannot_scalarize_away_bitmap): Likewise.
2380 (sra_initialize): Allocate new bitmaps.
2381 (sra_deinitialize): Free new bitmaps.
2382 (create_access_1): New function.
2383 (create_access): Parts moved to create_access_1.
2384 (type_consists_of_records_p): New function.
2385 (completely_scalarize_record): Likewise.
2386 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
2387 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
2388 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
2390 (analyze_all_variable_accesses): Completely scalarize small eligible
2393 2010-01-21 Martin Jambor <mjambor@suse.cz>
2395 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
2397 2010-01-21 Andrew Haley <aph@redhat.com>
2399 * gcc.c (process_command): Move lang_specific_driver before
2400 setting cc_libexec_prefix.
2402 2010-01-21 Richard Guenther <rguenther@suse.de>
2405 * fold-const.c (negate_expr_p): Pretend only negative
2406 real constants are easily negatable.
2408 2010-01-20 Janis Johnson <janis187@us.ibm.com>
2409 Jason Merrill <jason@redhat.com>
2411 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
2412 (TYPE_TRANSPARENT_AGGR): this, for union and record.
2413 * calls.c (initialize argument_information): Handle it.
2414 * c-common.c (handle_transparent_union_attribute): Use new name.
2415 * c-decl.c (finish_struct): Ditto.
2416 * c-typeck.c (type_lists_compatible_p): Ditto.
2417 (convert_for_assignment): Use new name and also handle record.
2418 * function.c (aggregate_value_p): Handle it.
2419 (pass_by_reference): Ditto.
2420 (assign_parm_data_types): Ditto.
2421 * print-tree.c (print_node): Ditto.
2422 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
2423 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
2424 * tree.c (first_field): New fn.
2426 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
2429 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
2430 even when linking statically, for now.
2432 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2435 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
2436 without a cselib val.
2437 (count_uses): Accept MO_VAL_SET with no val on stores.
2438 (add_stores): Likewise.
2440 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2442 * var-tracking.c (check_value_val): Add a compile time assertion.
2443 (dv_is_decl_p): Simplify.
2444 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
2445 gcc_assert if ENABLE_CHECKING.
2447 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2450 * var-tracking.c: Include tree-flow.h.
2451 (mem_dies_at_call): New.
2452 (dataflow_set_preserve_mem_locs): Use it.
2453 (dataflow_set_remove_mem_locs): Likewise.
2454 (dump_var): Renamed from dump_variable. Adjust all callers.
2455 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
2456 * Makefile.in (var-tracking.o): Adjust deps.
2458 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
2460 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
2462 2010-01-20 Richard Guenther <rguenther@suse.de>
2464 PR tree-optimization/42717
2465 * tree-ssa-dce.c (get_live_post_dom): Remove.
2466 (forward_edge_to_pdom): Take an arbitrary edge to copy
2467 degenerate PHI args from.
2468 (remove_dead_stmt): Use the first post-dominator even if it
2469 does not contain live statements as redirection destination.
2471 2010-01-20 Richard Guenther <rguenther@suse.de>
2473 * tree-inline.c (estimate_num_insns): Handle EH builtins.
2475 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2477 * sel-sched.c (create_speculation_check): Remove set but not used
2479 (try_transformation_cache): Remove set but not used variable ds.
2480 (calculate_privileged_insns): Remove set but not used variables
2481 cur_insn and min_spec_insn.
2482 (find_best_expr): Remove set but not used variable avail_n.
2483 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
2485 * cgraphunit.c (assemble_thunk): Remove set but not used variable
2487 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
2488 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
2491 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
2494 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
2495 cpu types. Add support for *-sse3 cpu types.
2496 (x86_64-*-*): Ditto.
2498 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2501 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
2502 argument, call initializer_constant_valid_p_1 instead of
2503 initializer_constant_valid_p, pass CACHE to it, return NULL
2504 immediately if first call returns NULL.
2505 (initializer_constant_valid_p_1): New function.
2506 (initializer_constant_valid_p): Use it.
2508 2010-01-20 Thomas Quinot <quinot@adacore.com>
2510 * tree.def (PLACEHOLDER_EXPR): Fix comment.
2512 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2514 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
2515 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
2516 (loc_list_from_tree): Don't handle unsigned division. Handle
2517 signed modulo using DW_OP_{over,over,div,mul,minus}.
2518 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
2519 modulo instead of signed.
2521 2010-01-20 DJ Delorie <dj@redhat.com>
2523 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
2525 (h8300_emit_stack_adjustment): Propogate it.
2527 (h8300_expand_prologue): Likewise.
2528 (h8300_expand_epilogue): Likewise.
2530 2010-01-19 Michael Matz <matz@suse.de>
2532 PR tree-optimization/41783
2533 * tree-data-ref.c (toplevel): Include flags.h.
2534 (dump_data_dependence_relation): Also dump the inputs if the
2535 result will be unknown.
2536 (split_constant_offset_1): Look through some conversions.
2537 * tree-predcom.c (determine_roots_comp): Restart a new chain if
2538 the offset from last element is too large.
2539 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
2540 (reassociate_to_the_same_stmt): Handle vector registers.
2541 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
2543 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
2544 wide_prolog_niters argument, emit widening instructions.
2545 (vect_do_peeling_for_alignment): Adjust caller, use widened
2546 variant of the iteration cound.
2547 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
2549 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2552 * config/arm/neon-testgen.m (emit_automatics): New parameter
2553 features. Adjust for Fixed_return_reg feature.
2554 (test_intrinsic): Call emit_automatics with new feature.
2555 * config/arm/neon.ml: Update copyright years.
2556 (features): New Fixed_return_reg feature.
2557 (ops): Update feature for Vget_low.
2559 2010-01-19 Jakub Jelinek <jakub@redhat.com>
2561 PR tree-optimization/42719
2562 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
2566 * fwprop.c (all_uses_available_at): Return false if def_set dest
2567 is a REG that is used in def_insn.
2569 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
2571 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
2573 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
2576 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
2578 * target.h (struct gcc_target) <secondary_reload>: Change type
2579 of last argument to secondary_reload_info *.
2581 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
2584 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
2585 memory references with unaligned offsets. Remove CQImode handling.
2586 (unaligned_memory_operand): Return 1 for memory references with
2587 unaligned offsets. Remove CQImode handling.
2589 2010-01-18 Richard Guenther <rguenther@suse.de>
2592 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
2595 2010-01-18 Richard Guenther <rguenther@suse.de>
2597 PR tree-optimization/42781
2598 * tree-ssa-structalias.c (find_what_var_points_to): Skip
2599 restrict processing only if the original variable was artificial.
2601 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
2603 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
2604 find number of popped argument bytes.
2606 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
2607 Fix the text that describes the return value for invalid insns.
2609 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
2611 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
2612 Clarify what 'cost of the -dependence' is. Fix quoting.
2614 * toplev.c (default_get_pch_validity): Rename argument to "sz".
2615 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
2617 2010-01-17 Jakub Jelinek <jakub@redhat.com>
2619 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2620 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
2622 2010-01-17 Richard Guenther <rguenther@suse.de>
2625 * function.c (split_complex_args): Take a VEC to modify.
2626 (assign_parms_augmented_arg_list): Build a VEC instead of
2627 a chain of PARM_DECLs.
2628 (assign_parms_unsplit_complex): Take a VEC of arguments.
2629 Do not fixup unmodified parms.
2630 (assign_parms): Deal with the VEC.
2631 (gimplify_parameters): Likewise.
2633 2010-01-17 Richard Guenther <rguenther@suse.de>
2635 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
2636 node existence check.
2637 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
2638 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
2639 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
2640 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
2641 (gimple_execute_on_growing_pred): Likewise.
2643 2010-01-17 Richard Guenther <rguenther@suse.de>
2645 PR tree-optimization/42773
2646 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
2647 (compute_antic_aux): Likewise.
2648 (compute_partial_antic_aux): Likewise.
2650 2010-01-17 Jie Zhang <jie.zhang@analog.com>
2653 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
2656 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
2658 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
2661 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
2662 Fix markup for strict argument.
2664 (TARGET_SCHED_REORDER2): Fix argument types.
2666 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
2667 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
2669 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
2670 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
2672 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
2675 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
2676 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
2677 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
2678 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
2679 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
2681 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
2683 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
2685 (TARGET_ASM_RELOC_RW_MASK): Add return type.
2686 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
2688 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
2690 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
2693 (TARGET_ASM_NAMED_SECTION): Fix argument list.
2695 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
2696 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
2698 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
2700 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
2702 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
2703 referring to it. Fix language.
2705 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
2707 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
2709 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
2711 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
2713 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
2714 '@var{stream}. Remove stray 'and'.
2716 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
2718 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
2720 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
2722 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
2723 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
2725 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
2726 Fix description of return value.
2727 Rename argument "sz" to "len."
2729 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
2730 Clarify meaning of 'true' return value.
2732 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
2734 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
2735 rep_mode versus mode_rep.
2737 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
2739 (TARGET_BUILTIN_DECL): Fix name.
2741 (TARGET_COMMUTATIVE_P): Fix type of first argument.
2743 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
2745 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
2747 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
2749 (TARGET_RELAXED_ORDERING): Use @deftypevr.
2751 (TARGET_GET_DRAP_RTX): Note that this is a hook.
2754 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
2755 Rename argument tm_fn to md_fn.
2757 (TARGET_OPTION_PRINT): Fix argument list.
2759 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
2762 * config/i386/i386.c (ix86_fixup_binary_operands):
2763 Revert FMA4 fixup of operands.
2765 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2768 * Makefile.in (write_entries_to_file, install-plugin):
2769 Use \012 instead of \n with tr.
2771 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
2773 * configure.ac (HAVE_AS_REF): New C macro.
2774 * configure: Regenerate.
2775 * config.in: Likewise.
2776 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
2778 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
2781 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
2783 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
2785 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
2787 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
2789 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
2791 (TARGET_IN_SMALL_DATA_P): Fix argument type.
2793 (TARGET_BINDS_LOCAL_P): Fix argument type.
2795 (TARGET_ASM_FILE_END): Use prototype.
2797 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
2799 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
2801 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
2803 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
2805 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
2806 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
2808 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
2809 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
2811 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
2812 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
2813 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
2814 (TARGET_ADDR_SPACE_CONVERT): Likewise.
2816 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
2818 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
2820 (TARGET_INIT_BUILTINS): Use prototype.
2822 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
2823 Put 'const char *' in braces. Fix parameter types.
2824 (TARGET_INVALID_CONVERSION): Fix parameter types.
2825 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
2826 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
2828 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
2831 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
2833 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
2835 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
2837 * doc/tm.texi (TARGET_HELP): Fix return type.
2839 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
2840 in braces. Fix argument types.
2842 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
2844 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
2846 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
2848 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
2849 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
2851 (TARGET_MANGLE_TYPE): Fix argument types.
2853 (TARGET_IRA_COVER_CLASSES): Use prototype.
2855 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
2857 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
2859 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
2861 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
2863 (TARGET_CALLEE_COPIES): Fix argument types.
2865 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
2867 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
2869 (TARGET_FUNCTION_VALUE): Fix argument types.
2871 (TARGET_RETURN_IN_MSB): Fix argument type.
2873 (TARGET_RETURN_IN_MEMORY): Fix argument types.
2875 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
2877 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
2879 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
2880 agree with return type.
2882 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
2884 2010-01-15 Jing Yu <jingyu@google.com>
2886 PR rtl-optimization/42691
2887 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
2888 a pseudo to a constant and are merged, and adjust comments.
2890 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
2892 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
2894 2010-01-15 Richard Guenther <rguenther@suse.de>
2897 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
2898 labels of computed or non-local gotos to the destination.
2899 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
2900 landing pad label is the first label.
2902 2010-01-15 Richard Guenther <rguenther@suse.de>
2904 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
2906 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2909 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
2910 to allow generation of the xssqrtdp instruction on power7.
2911 (sqrtdf2_fpr): Ditto.
2913 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2916 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
2917 functions with noreturn attribute.
2920 * varasm.c (declare_weak): Add weak attribute to decl if it
2921 doesn't have one already.
2922 (assemble_external): Only add decls to weak_decls if they also
2923 have weak attribute.
2925 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
2927 * var-tracking.c (var_reg_delete): Don't delete the association
2928 between REGs and values or one-part variables if the register
2931 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2934 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
2935 because its first operand is a non-localized variable.
2937 2010-01-14 Martin Jambor <mjambor@suse.cz>
2939 PR tree-optimization/42706
2940 * tree-sra.c (encountered_recursive_call): New variable.
2941 (encountered_unchangable_recursive_call): Likewise.
2942 (sra_initialize): Initialize both new variables.
2943 (callsite_has_enough_arguments_p): New function.
2944 (scan_function): Call decl and flags check only for IPA-SRA, check
2945 whether there is a recursive call and whether it has enough arguments.
2946 (all_callers_have_enough_arguments_p): New function.
2947 (convert_callers): Look for recursive calls only when
2948 encountered_recursive_call is set.
2949 (ipa_early_sra): Bail out either if
2950 !all_callers_have_enough_arguments_p or
2951 encountered_unchangable_recursive_call.
2953 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2955 * sel-sched.c: Add 2010 to copyright years.
2956 * sel-sched-ir.c: Likewise.
2957 * sel-sched-ir.h: Likewise.
2959 2010-01-14 Martin Jambor <mjambor@suse.cz>
2961 PR tree-optimization/42714
2962 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
2963 constructors specially.
2965 2010-01-14 Andi Kleen <ak@linux.intel.com>
2967 * config/i386/drivers-i386.c (detect_caches_intel):
2968 Add l2sizekb parameter and fill in.
2969 (host_detect_local_cpu): Add l2sizekb, fill in.
2970 Add Atom small cache heuristic.
2972 2010-01-14 Andi Kleen <ak@linux.intel.com>
2974 * config/i386/drivers-i386.c (detect_caches_cpuid4):
2975 Add level3 parameter and fill in.
2976 (detect_caches_intel): Handle level3 cache.
2978 2010-01-14 Andi Kleen <ak@linux.intel.com>
2980 * config/i386/drivers-i386.c (host_detect_local_cpu):
2981 Fix core duo detection.
2983 2010-01-14 Andi Kleen <ak@linux.intel.com>
2985 * config/i386/drivers-i386.c (host_detect_local_cpu):
2988 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2990 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
2991 (rs6000_variable_issue_1): this. Use...
2992 (rs6000_variable_issue): here. Reimplement. Print debug info.
2994 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2996 * sel-sched-ir.c (sel_restore_other_notes): Rename to
2997 sel_restore_notes. Update all callers. Call reemit_notes
3000 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3002 PR rtl-optimization/42246
3003 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
3006 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3008 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
3009 all successors is the same as number of successors in current region.
3011 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3013 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
3014 to rename is not separable. Otherwise check that its LHS is not NULL.
3016 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3018 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
3020 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3022 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
3023 available registers when failed to discover LHS register class.
3024 Fix indentation. Update comment.
3026 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3027 Alexander Monakov <amonakov@ispras.ru>
3029 PR rtl-optimization/42389
3030 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
3032 (advance_state_on_fence): Likewise.
3033 (sel_target_adjust_priority): Print debug output only when
3034 sched_verbose >= 4, not 2.
3035 (get_expr_cost): Do not issue all unique insns on the next cycle.
3036 (fill_insns): Initialize can_issue_more from the value saved
3038 * sel-sched-ir.c (flist_add): New parameter issue_more.
3039 Init FENCE_ISSUE_MORE with it.
3040 (merge_fences): Likewise.
3041 (init_fences): Update call to flist_add.
3042 (add_to_fences, add_clean_fence_to_fences)
3043 (add_dirty_fence_to_fences): Likewise.
3044 (move_fence_to_fences): Update call to merge_fences.
3045 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
3047 * sel-sched-ir.h (struct _fence): New field issue_more.
3048 (FENCE_ISSUE_MORE): New accessor macro.
3050 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3052 PR rtl-optimization/42388
3053 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
3054 that have no predecessors nor successors. Do not call move_bb_info
3055 for empty blocks outside of current region.
3057 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3059 PR rtl-optimization/42294
3060 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
3061 * sel-sched.c (move_exprs_to_boundary): Transitively add all
3062 originators' originators.
3064 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3066 PR rtl-optimization/39453
3067 PR rtl-optimization/42246
3068 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
3070 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
3072 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3073 Alexander Monakov <amonakov@ispras.ru>
3076 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
3077 (maybe_tidy_empty_bb): ... here. Make static. Add new
3078 argument. Update all callers.
3079 (tidy_control_flow): ... and here. Recompute topological order
3080 of basic blocks in region if necessary.
3081 (sel_redirect_edge_and_branch): Change return type. Return true
3082 if topological order might have been invalidated.
3083 (purge_empty_blocks): Export and move from...
3084 * sel-sched.c (purge_empty_blocks): ... here.
3085 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
3086 (maybe_tidy_empty_bb): Delete prototype.
3087 (purge_empty_blocks): Declare.
3089 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3091 PR rtl-optimization/42249
3092 * sel-sched.c (try_replace_dest_reg): When chosen register
3093 and original register is the same, do not bail out early, but
3094 still check all original insns for validity of replacing destination
3095 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
3098 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3101 Port from no-undefined-overflow branch:
3102 2009-03-09 Richard Guenther <rguenther@suse.de>
3104 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
3106 2010-01-14 Richard Guenther <rguenther@suse.de>
3109 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
3111 2010-01-14 Ira Rosen <irar@il.ibm.com>
3113 PR tree-optimization/42709
3114 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
3115 as scalar type in creation of constant vector operand.
3117 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3120 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
3121 (check-parallel-%): Match `testsuite' directory component only
3124 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
3126 PR translation/39521
3127 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
3130 2010-01-13 Richard Guenther <rguenther@suse.de>
3132 PR tree-optimization/42730
3133 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
3136 2010-01-13 Steve Ellcey <sje@cup.hp.com>
3139 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
3140 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
3143 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
3145 * config/bfin/libgcc-bfin.ver: Regenerate based on current
3146 libgcc-std.ver. Add entries for ___smulsi3_highpart and
3147 ___umulsi3_highpart.
3149 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
3150 rather than schedule_insns if the pass is enabled.
3152 2010-01-13 Martin Jambor <mjambor@suse.cz>
3154 PR tree-optimization/42704
3155 * tree-sra.c (sra_modify_assign): Do not delete assignments to
3158 2010-01-13 Martin Jambor <mjambor@suse.cz>
3160 PR tree-optimization/42703
3161 * tree-sra.c (analyze_access_subtree): Check that we can build a
3162 reference to the original data within the aggregate.
3164 2010-01-13 Richard Guenther <rguenther@suse.de>
3166 PR tree-optimization/42705
3167 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
3169 2010-01-13 Richard Guenther <rguenther@suse.de>
3172 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
3174 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3177 * var-tracking.c (values_to_unmark): New variable.
3178 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3179 values_to_unmark vector. Moved body to...
3180 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3181 instead queue it into values_to_unmark vector.
3182 (vt_find_locations): Free values_to_unmark vector.
3184 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
3186 * config/s390/s390.c (override_options): Set
3187 default of max-pending-list-length to 256
3189 2010-01-13 Richard Guenther <rguenther@suse.de>
3192 * tree-pass.h (PROP_gimple_lcx): New.
3193 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
3194 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
3195 before the final cleanup_eh.
3196 (dump_properties): Dump PROP_gimple_lcx.
3197 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
3198 (tree_lower_complex_O0): Remove.
3199 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
3200 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
3201 tree_lower_complex, schedule TODO_update_ssa.
3202 * lto-streamer-out.c (output_function): Stream the functions
3204 * lto-streamer-in.c (input_function): Likewise.
3205 (lto_read_body): Do not override them here.
3207 2010-01-12 Joseph Myers <joseph@codesourcery.com>
3210 * c-typeck.c (build_c_cast): Fold value cast to union type before
3211 wrapping it in a CONSTRUCTOR.
3213 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3215 PR rtl-optimization/42699
3216 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
3219 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3221 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3222 SUBTARGET_WARN_UNUSED_SPEC): Move ...
3223 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3224 SUBTARGET_WARN_UNUSED_SPEC): ... here
3225 * config/mips/iris5.h (LIBGCC_SPEC): Define.
3227 2010-01-12 Julian Brown <julian@codesourcery.com>
3229 * config/arm/neon-schedgen.ml (Utils): Don't try to
3230 open missing module.
3231 (find_with_result): New.
3233 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3236 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
3237 sharing when canonicalizing ({lt,ge}u (plus a b) b).
3239 PR tree-optimization/42645
3240 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
3241 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
3242 decl_map, set processing_debug_stmt to -1 and return name without
3245 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
3247 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
3248 binutils version, and reword target configuration description.
3250 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3252 * config/avr/avr.h (LINKER_NAME): Remove.
3254 2010-01-11 Janis Johnson <janis187@us.ibm.com>
3257 * config/rs6000/rs6000.c (rs6000_override_options): On targets
3258 that support VSX, warn for -mno-altivec if vsx is not disabled,
3261 2010-01-11 Joseph Myers <joseph@codesourcery.com>
3262 Shujing Zhao <pearly.zhao@oracle.com>
3264 PR translation/42469
3265 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
3266 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
3267 character between option name and help text.
3268 * c.opt (imultilib): Likewise.
3270 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
3272 * lto-streamer-out.c (output_unreferenced_globals): Output static
3275 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
3277 PR rtl-optimization/42621
3278 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
3279 optimizing for size.
3280 (duplicate_computed_gotos): Remove now-redundant check.
3282 2010-01-10 Steve Ellcey <sje@cup.hp.com>
3285 * configure.ac: Save and restore LDFLAGS and LIBS
3286 * configure: Regenerate.
3288 2010-01-10 Richard Guenther <rguenther@suse.de>
3291 * builtins.c (fold_builtin_strlen): Add type argument and
3292 convert the resulting length to it.
3293 (fold_builtin_1): Adjust.
3295 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3297 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
3298 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
3300 (num_insns_constant_wide): Adjust for that change.
3302 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3305 * web.c (union_defs): Add used argument, to combine uses of
3307 (entry_register): Adjust type and tests of used argument.
3308 (web_main): Widen used for new use. Pass it to union_defs.
3309 * df.h (union_defs): Adjust prototype.
3311 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3314 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
3315 uses in new incoming argument. Free body.
3316 (reset_debug_uses_in_loop): New.
3317 (analyze_insn_to_expand_var): Call the latter if the former found
3318 anything. Fix whitespace. Reject invalid dest overlaps before
3319 going through all insns in the loop.
3321 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3324 * haifa-sched.c (dying_use_p): Debug insns don't count.
3326 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3329 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
3330 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
3331 (verify_gimple_call): Reject LHS in noreturn calls.
3333 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3337 * tree-vect-loop-manip.c (adjust_info): New type.
3338 (adjust_vec): New pointer to vector.
3339 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
3340 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
3341 (slpeel_update_phis_for_duplicate_loop): Use them.
3342 (slpeel_update_phi_nodes_for_guard1): Likewise.
3343 (slpeel_update_phi_nodes_for_guard2): Likewise.
3344 (slpeel_tree_peel_loop_to_edge): Likewise.
3345 (vect_update_ivs_after_vectorizer): Likewise.
3347 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3349 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
3350 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3352 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3354 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
3355 bogus uninitialized warning.
3357 2010-01-09 Richard Guenther <rguenther@suse.de>
3360 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
3361 the evolution is compatible with the initial condition.
3363 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3365 * gcc.c (process_command): Update copyright notice dates.
3366 * gcov.c (print_version): Likewise.
3367 * gcov-dump.c (print_version): Likewise.
3368 * mips-tfile.c (main): Likewise.
3369 * mips-tdump.c (main): Likewise.
3371 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3374 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
3376 (rotlhi3_8): Delete.
3378 (rotlsi3_8): Delete.
3379 (rotlsi3_16): Delete.
3380 (rotlsi3_24): Delete.
3382 (*rotw<mode>3): New.
3383 (*rotb<mode>3): New.
3384 * config/avr/avr.c (avr_rotate_bytes): New function.
3385 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
3387 2010-01-08 Steve Ellcey <sje@cup.hp.com>
3390 * configure.ac: Modify -rdynamic check.
3391 * configure: Regenerate.
3393 2010-01-08 DJ Delorie <dj@redhat.com>
3395 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
3396 register popping order.
3398 2010-01-08 Richard Guenther <rguenther@suse.de>
3401 * c.opt (fsigned-char): Also let LTO handle this option.
3402 (funsigned-char): Likewise.
3404 2010-01-07 Richard Guenther <rguenther@suse.de>
3406 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
3407 (gimple_op): Likewise.
3408 (gimple_op_ptr): Likewise.
3409 (gimple_assign_set_lhs): Remove gcc_assert.
3410 (gimple_assign_set_rhs1): Likewise.
3411 (gimple_assign_set_rhs2): Likewise.
3412 (gimple_call_set_lhs): Likewise.
3413 (gimple_call_set_fn): Likewise.
3414 (gimple_call_set_fndecl): Likewise.
3415 (gimple_call_fndecl): Likewise.
3416 (gimple_call_return_type): Likewise.
3417 (gimple_call_set_chain): Likewise.
3418 (gimple_call_num_args): Likewise.
3419 (gimple_call_set_arg): Likewise.
3420 (gimple_cond_set_code): Likewise.
3421 (gimple_cond_set_lhs): Likewise.
3422 (gimple_cond_set_rhs): Likewise.
3423 (gimple_cond_set_true_label): Likewise.
3424 (gimple_cond_set_false_label): Likewise.
3425 (gimple_label_set_label): Likewise.
3426 (gimple_goto_set_dest): Likewise.
3427 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
3428 (gimple_debug_bind_get_value): Likewise.
3429 (gimple_debug_bind_get_value_ptr): Likewise.
3430 (gimple_debug_bind_set_var): Likewise.
3431 (gimple_debug_bind_set_value): Likewise.
3432 (gimple_debug_bind_reset_value): Likewise.
3433 (gimple_debug_bind_has_value_p): Likewise.
3434 (gimple_return_retval_ptr): Remove gcc_assert.
3435 (gimple_return_retval): Likewise.
3436 (gimple_return_set_retval): Likewise.
3437 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
3438 (safe_referenced_var_iterator): Remove.
3439 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
3440 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
3441 (fill_referenced_var_vec): Remove.
3442 (first_readonly_imm_use): Remove redundant gcc_assert.
3443 (phi_arg_index_from_use): Combine gcc_asserts.
3444 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
3445 (first_imm_use_stmt): Remove redundant gcc_assert.
3446 * tree-cfg.c (verify_gimple_call): Verify function and chain
3447 operands. Verify arguments.
3448 (verify_types_in_gimple_stmt): Verify condition code and labels.
3450 2010-01-07 Richard Guenther <rguenther@suse.de>
3452 PR tree-optimization/42641
3453 * sese.c (rename_map_elt_info): Use the SSA name version, do
3456 2010-01-07 Jakub Jelinek <jakub@redhat.com>
3458 PR tree-optimization/42625
3459 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
3460 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
3462 2010-01-07 Duncan Sands <baldrick@free.fr>
3464 * Makefile.in (PLUGIN_HEADERS): Add version.h.
3466 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
3469 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
3470 note itself is not function_invariant_p.
3472 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
3474 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
3475 Do not add the DF_NOTE problem.
3476 * store-motion.c (execute_rtl_store_motion): Likewise.
3478 2010-01-07 Martin Jambor <mjambor@suse.cz>
3480 PR tree-optimization/42157
3481 * tree-sra.c (compare_access_positions): Stabilize sort if both
3482 accesses have integer types, return zero immediately if they are the
3485 2010-01-06 Richard Henderson <rth@redhat.com>
3488 * haifa-sched.c (add_to_note_list): Merge into ...
3489 (concat_note_lists): ... here, and ...
3490 (unlink_other_notes, rm_other_notes): Merge into...
3491 (remove_notes): ... here. Create REG_SAVE_NOTEs for
3492 NOTE_INSN_EPILOGUE_BEG.
3494 2010-01-06 Richard Guenther <rguenther@suse.de>
3496 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
3497 not inline regular functions into always-inline functions.
3499 2010-01-06 Nick Clifton <nickc@redhat.com>
3501 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
3502 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
3504 (OVERRIDE_OPTIONS): Delete.
3505 (OPTIMIZATION_OPTIONS): Define.
3506 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
3507 * config/rx/rx.c (rx_handle_option): Issue an error message if
3508 -mcpu=rx200 and -fpu are used together.
3509 (rx_set_optimization_options): New function. Issue an error
3510 message if an optimization attribute attempts to reset the FPU/
3511 math optimization pairing.
3512 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
3513 * config/rx/rx.opt: Set the default to 32-bit doubles.
3514 * config/rx/t-rx: Add multilibs for -nofpu option.
3515 * doc/invoke.texi: Update documentation of RX options.
3517 2010-01-06 Richard Guenther <rguenther@suse.de>
3519 * tree-ssa-pre.c (name_to_id): New global.
3520 (alloc_expression_id): Simplify SSA name handling.
3521 (lookup_expression_id): Likewise.
3522 (init_pre): Zero name_to_id.
3523 (fini_pre): Free it.
3525 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
3527 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
3529 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
3532 * config/i386/sse.md (smaxv2di3): New.
3533 (umaxv2di3): Likewise.
3534 (sminv2di3): Likewise.
3535 (uminv2di3): Likewise.
3537 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
3540 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
3541 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
3542 (legitimize_tls_address): Likewise.
3543 (sparc_tls_referenced_p): Likewise.
3544 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
3545 and adjust calls to legitimize_pic_address.
3546 (legitimate_constant_p) Use sparc_tls_referenced_p.
3547 (legitimate_pic_operand_p): Likewise.
3548 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
3549 (sparc_tls_symbol_ref_1): Delete.
3550 (sparc_tls_referenced_p): Make static, recognize specific patterns.
3551 (legitimize_tls_address): Make static, handle CONST patterns.
3552 (legitimize_pic_address): Make static, remove unused parameter and
3553 adjust recursive calls.
3554 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
3555 and adjust call to legitimize_pic_address.
3556 (sparc_output_mi_thunk): Likewise.
3558 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
3559 H.J. Lu <hongjiu.lu@intel.com>
3562 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
3563 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
3564 operands to make them signed.
3567 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3570 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3571 GTU to GT for V4SI and V2DI.
3573 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3574 (umin<mode>3): Removed.
3576 (uminv4si3): Likewise.
3578 2010-01-05 Martin Jambor <mjambor@suse.cz>
3580 PR tree-optimization/42462
3581 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
3582 current_function_decl to helper functions and macros.
3584 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3587 * flags.h: Don't include real.h.
3588 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
3589 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
3590 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
3591 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
3592 * dominance.c: Update copyright.
3593 * gimple.c (walk_gimple_op): Remove inline.
3594 * tree-ssa-reassoc.c: Include real.h.
3595 * Makefile.in (FLAGS_H): Remove $(REAL_H).
3596 (tree-ssa-reassoc.o): Depend on $(REAL_H).
3598 2010-01-05 Nick Clifton <nickc@redhat.com>
3600 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
3601 register to push into the stack frame when the accumulator has to
3602 be saved during interrupts.
3604 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
3606 * doc/invoke.texi: Remove the documentation about option
3608 * common.opt (Wunreachable-code): Preserved for backward
3610 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
3611 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
3612 the backward compatibility flag section.
3614 2010-01-05 Richard Guenther <rguenther@suse.de>
3616 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
3618 2010-01-05 Jakub Jelinek <jakub@redhat.com>
3621 * cfgexpand.c (expand_one_var): Diagnose too large variables.
3623 PR tree-optimization/42508
3624 * tree-sra.c (convert_callers): Check for recursive call
3625 by comparing cgraph nodes instead of decls.
3626 (modify_function): Call ipa_modify_formal_parameters also
3627 on all same_body aliases.
3629 * cgraphunit.c (cgraph_materialize_all_clones): Compare
3630 cgraph nodes when checking for same_body aliases.
3632 2010-01-05 Richard Guenther <rguenther@suse.de>
3634 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
3635 allocation and lookup.
3636 (get_or_alloc_expr_for_constant): Likewise.
3637 (phi_translate): Sink allocation.
3639 2010-01-04 Richard Guenther <rguenther@suse.de>
3641 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
3642 a new entry only if needed.
3643 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
3644 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
3646 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
3648 (phi_translate): Handle CONSTANTs early.
3650 2010-01-04 Martin Jambor <mjambor@suse.cz>
3652 PR tree-optimization/42398
3653 * tree-sra.c (struct access): Removed flag grp_different_types.
3654 (dump_access): Do not dump the removed flag.
3655 (sort_and_splice_var_accesses): Do not set the removed flag.
3656 (sra_modify_expr): Check for type compatibility directly.
3658 2010-01-04 Martin Jambor <mjambor@suse.cz>
3660 PR tree-optimization/42366
3661 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
3662 edges with variable number of parameters.
3663 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
3664 flag instead of asserting it.
3665 (ipa_read_node_info): Read uses_analysis_done flag.
3667 2010-01-04 Richard Guenther <rguenther@suse.de>
3669 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
3670 iterative_hash_* as intended.
3671 (vn_reference_compute_hash): Likewise. Simplify hashing
3673 (vn_reference_lookup_2): Likewise.
3674 (vn_nary_op_compute_hash): Likewise.
3675 (vn_phi_compute_hash): Likewise.
3676 (expressions_equal_p): Remove strange code.
3677 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
3678 (pre_expr_hash): Likewise. Simplify hashing SSA names.
3679 (bitmap_insert_into_set_1): Take value-id as parameter.
3680 (add_to_value): Pass it.
3681 (bitmap_insert_into_set): Likewise.
3682 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
3684 2010-01-04 Jakub Jelinek <jakub@redhat.com>
3687 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
3688 (do_self_spec): For switches with SWITCH_IGNORE set set also
3689 SWITCH_IGNORE_PERMANENTLY.
3690 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
3693 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
3695 * lto-streamer-out.c (output_unreferenced_globals): Output the full
3696 tree of an unreferenced global var.
3698 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3701 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3702 GTU to GT for V4SI and V2DI.
3704 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3705 (umin<mode>3): Removed.
3707 (uminv4si3): Likewise.
3709 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3712 * collect2.c (main): Turn on trace in collect2 if -v is passed
3715 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
3717 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
3718 description of expression operand.
3720 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
3722 * configure.ac: Add install-html to target_list for Make-hooks.
3723 * configure: Regenerate.
3724 * fortran/Make-lang.in (F95_HTMLFILES): New.
3725 (fortran.html): Use it.
3726 (fortran.install-html): New.
3727 * Makefile.in (install-html): Add lang.install-html.
3728 * java/Make-lang.in (JAVA_HTMLFILES): New.
3729 (java.html): Use it.
3730 (java.install-html): New.
3731 * objc/Make-lang.in (objc.install-html): New.
3732 * objcp/Make-lang.in (obj-c++.install-html): New.
3733 * cp/Make-lang.in (c++.install-html): New.
3734 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
3735 * lto/Make-lang.in (lto.install-html): New.
3737 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
3740 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
3742 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
3744 PR rtl-optimization/41862
3745 * store-motion.c (store_killed_in_insn, compute_store_table,
3746 remove_reachable_equiv_notes, replace_store_insn,
3747 build_store_vectors): Ignore all DEBUG_INSNs.
3749 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
3752 * common.opt: Add dumpdir.
3754 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
3756 (option_map): Add --dumpdir.
3758 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
3760 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
3762 * opts.c (decode_options): Try dump_dir_name first if
3763 dump_base_name isn't an absolute path.
3764 (common_handle_option): Handle OPT_dumpdir.
3766 * toplev.c (dump_dir_name): New.
3767 (print_switch_values): Also ignore -dumpdir.
3769 * toplev.h (dump_dir_name): New.
3771 2010-01-03 Richard Guenther <rguenther@suse.de>
3773 PR tree-optimization/42589
3774 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
3775 double-word expansion of bswap32.
3777 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
3779 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
3780 with BLOCK_FOR_INSN.
3781 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
3782 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
3783 noce_process_if_block): Likewise.
3784 * gcse.c (compute_local_properties, insert_expr_in_table,
3785 insert_set_in_table, canon_list_insert, find_avail_set,
3786 pre_insert_copy_insn): Likewise.
3788 * basic-block.h (BLOCK_NUM): Move from here...
3789 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
3791 2010-01-03 Richard Guenther <rguenther@suse.de>
3793 PR tree-optimization/42438
3794 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
3795 contains_may_not_return_call flag.
3796 (BB_MAY_NOTRETURN): New.
3797 (valid_in_sets): Trapping nary operations are not valid
3798 in blocks that may not return.
3799 (insert_into_preds_of_block): Remove check for trapping expressions.
3800 (compute_avail): Compute also BB_MAY_NOTRETURN.
3802 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
3804 * doc/invoke.texi: Add 2010 to copyright years.
3806 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
3808 * config/sparc/sparc.c: Fix formatting nits.
3810 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
3811 Alexander Monakov <amonakov@ispras.ru>
3813 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
3815 2010-01-02 Richard Guenther <rguenther@suse.de>
3818 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
3819 (simplify_switch_using_ranges): Mark to be removed edges
3822 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3824 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3826 * collect2.c (scan_libraries): Add missing argument in call to
3829 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
3832 * config/alpha/predicates.md (aligned_memory_operand): Return false
3834 (unaligned_memory_operand): Return true for CQImode.
3835 * config/alpha/alpha.c (get_aligned_mem): Assert that location
3836 doesn not cross aligned SImode word boundary.
3838 2010-01-02 Anatoly Sokolov <aesok@post.ru>
3840 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
3842 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
3843 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
3845 2010-01-02 Richard Guenther <rguenther@suse.de>
3848 * toplev.c (compile_file): Emit LTO marker properly. Change
3850 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
3852 2010-01-01 Richard Guenther <rguenther@suse.de>
3855 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
3857 2010-01-01 Richard Guenther <rguenther@suse.de>
3860 * c-decl.c (grokdeclarator): For zero-size arrays force
3861 structural equality checks as layout_type does.
3863 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
3865 * builtins.c: Update copyright to 2010.
3867 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
3870 * lto-streamer-out.c (produce_asm): Revert the last change.
3871 (copy_function): Likewise.
3873 * lto-streamer.c (lto_get_section_name): Skip any leading
3876 2010-01-01 Richard Guenther <rguenther@suse.de>
3879 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
3883 Copyright (C) 2010 Free Software Foundation, Inc.
3885 Copying and distribution of this file, with or without modification,
3886 are permitted in any medium without royalty provided the copyright
3887 notice and this notice are preserved.