1 2010-03-18 Michael Matz <matz@suse.de>
4 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
5 into sqrt(x) if we need to preserve signed zeros.
7 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
8 Eric Botcazou <ebotcazou@adacore.com>
10 PR rtl-optimization/43360
11 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
12 note if we don't know its invariant status.
14 2010-03-18 Michael Matz <matz@suse.de>
16 PR tree-optimization/43402
17 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
18 PHI chains of ssa names registered for update.
20 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
23 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
24 non-offsettable and pre_modify update addressing.
25 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
26 and "2" alternatives "#".
27 (*movdd_softfloat32): Make all alternatives "#";
28 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
29 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
30 (*movdf_softfloat32): Make all alternatives "#";
31 (movdi): Use the new DIFD mode iterator to create a common splitter
32 for movdi, movdf and movdd patterns.
34 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
36 * common.opt (dumpdir): Remove redundant tab.
38 2010-03-17 Martin Jambor <mjambor@suse.cz>
40 PR tree-optimization/43347
41 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
42 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
44 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
46 PR rtl-optimization/42216
47 * regrename.c (create_new_chain): New function, broken out from...
48 (scan_rtx_reg): ... here. Call it. Handle the case where we are
49 appending a use to an empty chain.
50 (build_def_use): Remove previous changes that convert OP_INOUT to
51 OP_OUT operands; instead detect the case where an OP_INOUT operand
52 uses a previously untracked register and create an empty chain for
55 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
57 * doc/extend.texi (Function Attributes): Rewrite unfinished
58 sentence in ms_abi documentation.
60 2010-03-17 Alan Modra <amodra@gmail.com>
62 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
63 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
64 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
65 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
67 2010-03-16 Richard Henderson <rth@redhat.com>
70 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
71 (lower_try_finally): Save and restore eh_seq around the expansion
74 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
76 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
77 statements before splitting block.
79 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
81 * doc/sourcebuild.texi (Testsuites): Fix markup.
82 Use pathnames relative to gcc/testsuite.
83 (Test Directives): Move description of how timeout is determined.
84 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
85 (C Tests): Correct gcc.misc-tests directory.
86 Framework tests now live in gcc.test-framework.
88 2010-03-16 Richard Guenther <rguenther@suse.de>
91 * tree-cfg.c (gimple_merge_blocks): When propagating virtual
92 PHI operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI
95 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
96 Alexandre Oliva <aoliva@redhat.com>
98 PR tree-optimization/42917
99 * lambda-code.c (remove_iv): Skip debug statements.
100 (lambda_loopnest_to_gcc_loopnest): Likewise.
101 (not_interesting_stmt): Debug statements are not interesting.
103 2010-03-16 Jakub Jelinek <jakub@redhat.com>
107 * cselib.c (cselib_preserve_constants,
108 cfa_base_preserved_val): New static variables.
109 (preserve_only_constants): New function.
110 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
111 clear its REG_VALUES. If cselib_preserve_constants, don't
112 empty the whole hash table, but preserve there VALUEs with constants,
113 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
114 (cselib_preserve_cfa_base_value): New function.
115 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
116 (cselib_init): Change argument to int bitfield. Set
117 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
119 (cselib_finish): Clear cselib_preserve_constants and
120 cfa_base_preserved_val.
121 * cselib.h (enum cselib_record_what): New enum.
122 (cselib_init): Change argument to int.
123 (cselib_preserve_cfa_base_value): New prototype.
124 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
125 * dse.c (dse_step1): Likewise.
126 * cfgcleanup.c (thread_jump): Likewise.
127 * sched-deps.c (sched_analyze): Likewise.
128 * gcse.c (local_cprop_pass): Likewise.
129 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
130 If FN is non-NULL, call the callback always and whenever it returns
131 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
132 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
133 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
134 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
135 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
136 * var-tracking.c: Include recog.h.
137 (bb_stack_adjust_offset): Remove.
138 (vt_stack_adjustments): Don't call it, instead just gather the
139 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
140 (adjust_stack_reference): Remove.
141 (compute_cfa_pointer): New function.
142 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
143 (struct adjust_mem_data): New type.
144 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
146 (get_address_mode): New function.
147 (replace_expr_with_values): Use it.
148 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
149 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
150 (adjust_sets): Remove.
151 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
152 Use get_address_mode.
153 (get_adjusted_src): Remove.
154 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
155 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
156 (add_with_sets): Don't call adjust_sets.
157 (fp_setter, vt_init_cfa_base): New functions.
158 (vt_initialize): Change return type to bool. Move most of pool etc.
159 initialization to the beginning of the function from end. Pass
160 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
161 If !frame_pointer_needed, call vt_stack_adjustment before mos
162 vector is filled, call vt_init_cfa_base if argp/framep has been
163 eliminated to sp. If frame_pointer_needed and argp/framep has
164 been eliminated to hard frame pointer, set
165 hard_frame_pointer_adjustment and call vt_init_cfa_base after
166 encountering fp setter in the prologue. For MO_ADJUST, call
167 log_op_type before pusing the op into mos vector, not afterwards.
168 Call adjust_insn before cselib_process_insn/add_with_sets,
169 call cancel_changes (0) afterwards.
170 (variable_tracking_main_1): Adjust for vt_initialize calling
171 vt_stack_adjustments and returning whether it succeeded or not.
173 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
175 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
178 2010-03-15 Jakub Jelinek <jakub@redhat.com>
180 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
182 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
183 drap_reg has not been set.
185 2010-03-15 Michael Matz <matz@suse.de>
188 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
189 use it to expand block copies.
190 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
191 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
192 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
194 2010-03-15 Richard Guenther <rguenther@suse.de>
196 PR tree-optimization/43367
197 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
200 2010-03-15 Richard Guenther <rguenther@suse.de>
202 PR tree-optimization/43317
203 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
205 2010-03-15 Martin Jambor <mjambor@suse.cz>
207 PR tree-optimization/43141
208 * tree-sra.c (create_abstract_origin): New function.
209 (modify_function): Call create_abstract_origin.
211 2010-03-15 Chris Demetriou <cgd@google.com>
213 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
216 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
219 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
220 call insert_out_of_ssa_copy for default definitions.
222 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
224 * graphite-clast-to-gimple.c (my_long_long): Defined.
225 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
226 * graphite-sese-to-poly.c (my_long_long): Defined.
227 (scop_ivs_can_be_represented): Use it.
229 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
231 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
232 graphite-max-bbs-per-function, and loop-block-tile-size.
233 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
235 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
237 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
239 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
241 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
242 (add_upper_bounds_from_estimated_nit): New.
243 (build_loop_iteration_domains): Use it.
245 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
247 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
249 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
252 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
253 should be an INTEGER_CST. Also handle CASE_CONVERT.
255 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
257 * graphite.c (graphite_initialize): To bound the number of bbs per
258 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
259 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
260 * doc/invoke.texi: Document it.
262 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
264 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
265 * graphite-sese-to-poly.h (build_poly_scop): Same.
267 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
269 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
270 the number of parameters in the scop. Use as an upper bound
271 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
272 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
273 * doc/invoke.texi: Document it.
275 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
277 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
278 * doc/c-tree.texi: Remove.
279 * doc/generic.texi: Merge c-tree.texi here.
280 * doc/gccint.texi (Trees): Remove menu entry.
281 (c-tree.texi): Remove @include.
282 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
283 * doc/languages.texi (Reading RTL): Ditto.
285 2010-03-12 Steve Ellcey <sje@cup.hp.com>
288 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
290 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
293 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
294 code added to work around reload clobbering CONST insns.
296 2010-03-12 Jakub Jelinek <jakub@redhat.com>
298 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
299 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
300 (cselib_preserve_only_values): Remove retain argument, don't
301 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
302 * cselib.h (cselib_preserve_only_values): Remove retain argument.
303 * var-tracking.c (micro_operation): Move insn field before union.
304 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
305 (struct variable_tracking_info_def): Remove n_mos field, change
306 mos into a vector of micro_operations.
307 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
308 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
309 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
310 changing into a vector.
311 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
312 come before all other uops generated by add_stores.
313 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
315 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
316 a vector. Run just one pass over the bbs instead of separate counting
317 and computation phase.
318 (vt_finalize): Free VTI (bb)->mos vector instead of array.
321 * tree-inline.c (remap_decls): Put old_var rather than origin_var
322 into *nonlocalized_list vector.
323 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
324 even if origin is non-NULL.
325 (gen_variable_die): Likewise.
326 (process_scope_var): Don't change origin.
327 (gen_decl_die): Likewise.
328 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
329 before adding new edges instead of after it, fix moving over
332 2010-03-11 David S. Miller <davem@davemloft.net>
334 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
336 * configure: Rebuild.
338 2010-03-11 Martin Jambor <mjambor@suse.cz>
340 PR tree-optimization/43257
341 * tree.c (assign_assembler_name_if_neeeded): New function.
342 (free_lang_data_in_cgraph): Assembler name assignment moved to the
344 * tree.h (assign_assembler_name_if_neeeded): Declare.
345 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
346 the function if needed.
348 2010-03-11 Chris Demetriou <cgd@google.com>
350 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
351 include/stdint-gcc.h, and include/stdint.h world-readable.
353 2010-03-11 Richard Guenther <rguenther@suse.de>
355 PR tree-optimization/43255
356 * tree-vrp.c (process_assert_insertions_for): Do not insert
357 asserts for trivial conditions.
359 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
361 PR tree-optimization/43280
362 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
363 generation. Move calculation of size out of the if branch.
364 (find_bswap): Modify compare number generation.
366 2010-03-11 Richard Guenther <rguenther@suse.de>
369 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
370 (input_gimple_stmt): Fixup handled component types during
371 operand read. Also fix up decls in ADDR_EXPRs.
373 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
375 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
376 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
378 2010-03-10 Jan Hubicka <jh@suse.cz>
381 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
382 * varasm.c (get_variable_section): Don't do that here...
383 (make_decl_rtl): ... and here.
384 (do_assemble_alias): Produce decl RTL.
385 (assemble_alias): Likewise.
387 2010-03-10 Jakub Jelinek <jakub@redhat.com>
390 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
391 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
393 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
394 (based_loc_descr): Only express drap or vdrap regno based expressions
395 using DW_OP_fbreg when not optimizing.
396 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
397 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
398 REG_CFA_SET_VDRAP note.
400 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
402 PR tree-optimization/43236
403 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
404 error in calculation of base address in reverse iteration case.
405 (generate_builtin): Take number of latch executions if the statement
408 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
411 * tree-eh.c: Include pointer-set.h.
412 (lower_eh_dispatch): Filter out duplicate case labels and
413 remove the unneeded edge when the label is unused. Return
414 true when some edges are removed.
415 (execute_lower_eh_dispatch): When any lowering resulted in
416 removing an edge, also delete unreachable blocks.
418 2010-03-10 Jakub Jelinek <jakub@redhat.com>
421 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
422 UNSPEC_MACHOPIC_OFFSET.
424 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
427 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
428 (m68k_delegitimize_address): New function.
430 2010-03-09 Jakub Jelinek <jakub@redhat.com>
433 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
436 * var-tracking.c (adjust_sets): New function.
437 (count_with_sets, add_with_sets): Use it.
438 (get_adjusted_src): New inline function.
439 (add_stores): Use it.
442 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
443 call cselib_dummy_expand_value_rtx_cb instead of
444 cselib_expand_value_rtx_cb.
447 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
448 * config/i386/i386.c: Include debug.h and dwarf2out.h.
449 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
450 and .cfi_endproc around the pic thunks.
451 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
452 all queued unwind info register saves are saved before the call.
453 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
454 considered as sp-=4 for unwind info and the pop as sp+=4 which
455 also clobbers dest, but doesn't actually restore it.
458 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
461 2010-03-09 Jie Zhang <jie@codesourcery.com>
463 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
464 whitespaces in output template.
466 2010-03-09 Jie Zhang <jie@codesourcery.com>
468 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
471 2010-03-08 Jakub Jelinek <jakub@redhat.com>
473 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
474 builtins.exp in a separate job.
476 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
478 * graphite-sese-to-poly.c (add_param_constraints): Use
479 lower_bound_in_type and upper_bound_in_type.
481 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
483 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
484 instead of unsigned_type_node.
486 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
487 Reza Yazdani <reza.yazdani@amd.com>
490 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
491 on pointer type parameters.
493 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
497 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
498 handle conversions from pointer to integers.
499 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
500 induction variable, to be able to work with code generated by CLooG.
501 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
502 (build_poly_scop): Bail out if we cannot codegen a loop.
504 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
506 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
507 code generation with gloog_error.
509 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
511 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
512 Call fold_convert on all the returned values.
513 (expand_scalar_variables_expr): Pass to
514 expand_scalar_variables_ssa_name the type of the resulting expression.
516 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
518 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
519 ppl_min_for_le_pointset.
520 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
521 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
523 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
525 * graphite-dependences.c (map_into_dep_poly): Removed.
526 (dependence_polyhedron_1): Use combine_context_id_scat.
528 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
530 * graphite-poly.h (struct poly_scattering): Add layout documentation.
531 (struct poly_bb): Same.
532 (combine_context_id_scat): New.
534 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
537 * sese.c (name_defined_in_loop_p): Return false for default
540 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
542 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
543 and clean up the logic.
545 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
547 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
550 2010-03-08 Jakub Jelinek <jakub@redhat.com>
552 * var-tracking.c (remove_cselib_value_chains): Define only for
554 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
555 delete_slot_part, emit_notes_for_differences_1): Don't call
556 remove_cselib_value_chains here.
557 (set_slot_part, emit_notes_for_differences_2): Don't call
558 add_cselib_value_chains here.
559 (preserved_values): New vector.
560 (preserve_value): New function.
561 (add_uses, add_stores, vt_add_function_parameters): Use it
562 instead of cselib_preserve_value.
563 (changed_values_stack): New vector.
564 (check_changed_vars_0): New function.
565 (check_changed_vars_1, check_changed_vars_2): Use it.
566 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
567 changed_values_stack VALUEs.
568 (vt_emit_notes): For all preserved_values call
569 add_cselib_value_chains. If ENABLE_CHECKING call
570 remove_cselib_value_chains before verifying value_chains is empty.
571 Initialize and free changed_values_stack.
572 (vt_initialize): Initialize preserved_values.
573 (vt_finalize): Free preserved_values.
575 2010-03-08 Richard Guenther <rguenther@suse.de>
577 PR tree-optimization/43269
578 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
581 2010-03-08 Martin Jambor <mjambor@suse.cz>
583 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
584 (ipa_is_param_called): Removed.
585 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
586 (ipa_print_node_params): Do not print the called flag.
587 (ipa_write_node_info): Do not stream the called flag.
588 (ipa_read_node_info): Likewise.
590 2010-03-07 Jakub Jelinek <jakub@redhat.com>
593 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
594 * cselib.c (struct expand_value_data): Add dummy field.
595 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
597 (cselib_dummy_expand_value_rtx_cb): New function.
598 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
600 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
601 * var-tracking.c: Include pointer-set.h.
602 (variable): Change n_var_parts to char from int. Add
603 cur_loc_changed and in_changed_variables fields.
604 (variable_canonicalize): Remove.
605 (shared_var_p): New inline function.
606 (unshare_variable): Maintain cur_loc_changed and
607 in_changed_variables fields. If var was in changed_variables,
608 replace it there with new_var. Just copy cur_loc instead of
609 resetting it to something else.
610 (variable_union): Don't recompute cur_loc. Use shared_var_p.
611 (dataflow_set_union): Don't call variable_canonicalize.
612 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
613 of their DEBUG_EXPR_TREE_DECLs.
614 (canonicalize_loc_order_check): Verify that cur_loc is NULL
615 and in_changed_variables and cur_loc_changed is false.
616 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
617 and cur_loc_changed. Don't update cur_loc here.
618 (variable_merge_over_src): Don't call variable_canonicalize.
619 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
620 removing loc that is equal to cur_loc, clear cur_loc,
621 set cur_loc_changed and ensure variable_was_changed is called.
622 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
623 compare pointers in cur_loc check, if it is equal to loc,
624 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
625 (variable_different_p): Remove compare_current_location argument,
626 don't compare cur_loc.
627 (dataflow_set_different_1): Adjust variable_different_p caller.
628 (variable_was_changed): If dv had some var in changed_variables
629 already, reset in_changed_variables flag for it and propagate
630 cur_loc_changed over to the new variable. On empty var
631 always set cur_loc_changed. Set in_changed_variables on whatever
632 var is added to changed_variables.
633 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
634 Use shared_var_p. When removing loc that is equal to cur_loc,
635 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
636 end, don't set it to something else, just call variable_was_changed.
637 (delete_slot_part): Use shared_var_p. When cur_loc equals to
638 loc being removed, clear cur_loc and set cur_loc_changed.
639 Set cur_loc_changed if all locations have been removed.
640 (struct expand_loc_callback_data): New type.
641 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
642 allocated. Always create SUBREGs if simplify_subreg failed.
643 Prefer to use cur_loc, when that fails and still in
644 changed_variables (and seen first time) recompute it. Set
645 cur_loc_changed of variables which had to change cur_loc and
646 compute elcd->cur_loc_changed if any of the subexpressions used
647 had to change cur_loc.
648 (vt_expand_loc): Adjust to pass arguments in
649 expand_loc_callback_data structure.
650 (vt_expand_loc_dummy): New function.
651 (emitted_notes): New variable.
652 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
653 that weren't used for any other decl in current
654 emit_notes_for_changes call call vt_expand_loc_dummy to update
655 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
656 first loc_chain location if NULL before. Always use just
657 cur_loc instead of first loc_chain location. When cur_loc_changed
658 is false, when not --enable-checking=rtl just don't emit any note.
659 When rtl checking, compute the note and assert it is the same
660 as previous note. Clear cur_loc_changed and in_changed_variables
661 at the end before removing from changed_variables.
662 (check_changed_vars_3): New function.
663 (emit_notes_for_changes): Traverse changed_vars to call
664 check_changed_vars_3 on each changed var.
665 (emit_notes_for_differences_1): Clear cur_loc_changed and
666 in_changed_variables. Recompute cur_loc of new_var.
667 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
668 (vt_emit_notes): Initialize and destroy emitted_notes.
670 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
672 PR rtl-optimization/42220
673 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
674 Use verify_reg_tracked to determine if we should use OP_OUT rather
676 (build_def_use): If we see an in-out operand for a register that we
677 know nothing about, treat is an output if possible, fail the block if
680 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
683 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
686 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
689 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
690 uses of relevant DEFs that are dead outside the loop too.
692 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
694 * var-tracking.c (dataflow_set_merge): Swap src and src2.
696 2010-01-13 Jakub Jelinek <jakub@redhat.com>
698 * var-tracking.c (values_to_unmark): New variable.
699 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
700 values_to_unmark vector. Moved body to...
701 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
702 instead queue it into values_to_unmark vector.
703 (vt_find_locations): Free values_to_unmark vector.
705 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
707 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
708 (site.exp): Export them when plugins are enabled.
710 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
713 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
715 (chrec_fold_multiply): Same.
717 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
720 * c-decl.c (build_compound_literal): Return early if init is
723 2010-03-04 Martin Jambor <mjambor@suse.cz>
725 PR tree-optimization/43164
726 PR tree-optimization/43191
727 * tree-sra.c (type_consists_of_records_p): Reject records with
728 zero-size bit-fields at the end.
730 2010-03-04 Mike Stump <mikestump@comcast.net>
732 * Makefile.in (TAGS): Remove *.y.
734 2010-03-04 Richard Guenther <rguenther@suse.de>
736 PR tree-optimization/40761
737 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
739 (my_rev_post_order_compute): New function.
742 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
745 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
746 decrease the cost of an IV candidate when the cost is infinite.
748 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
750 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
751 Use '3DNow!' for the extension of that name, ensure normal space
753 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
755 2010-03-03 Jeff Law <law@redhat.com>
757 * PR middle-end/32693
758 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
760 (extract_bit_field_1): Likewise.
762 2010-03-03 Janis Johnson <janis187@us.ibm.com>
764 * doc/sourcebuild.texi (Test directives): Document that arguments
765 include-opts and exclude-opts are now optional for dg-skip-if,
766 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
768 2010-03-03 Jason Merrill <jason@redhat.com>
771 * cgraph.h (varpool_node): Add extra_name field.
772 * varpool.c (varpool_extra_name_alias): New.
773 (varpool_assemble_decl): Emit extra name aliases.
774 (varpool_mark_needed_node): Look past an extra name alias.
775 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
776 * lto-streamer-in.c (lto_input_tree): Read it.
777 * lto-streamer-out.c (output_unreferenced_globals): Write it.
779 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
781 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
782 (sparc*-*-solaris2*): ...this.
784 2010-03-03 Jakub Jelinek <jakub@redhat.com>
787 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
788 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
789 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
790 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
793 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
794 fallthrough to default handling, just with want_address 0 instead of 2.
795 For single element lists, add_AT_loc directly, otherwise create an
796 artificial variable DIE and stick location list to it.
799 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
800 (VAL_EXPR_HAS_REVERSE): Define.
801 (reverse_op): New function.
802 (add_stores): For reversible operations add an extra MO_VAL_USE.
804 2010-03-02 Jason Merrill <jason@redhat.com>
806 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
808 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
810 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
811 (sparc64-*-linux*): Likewise.
812 (sparc64-*-solaris2*): Include assembler files before linker ones.
813 (sparc-*-solaris2*): Simplify and reorder to match previous case.
814 * config/sparc/gas.h: Delete.
815 * config/sparc/sol2-64.h: Add copyright notice.
816 * config/sparc/sol2-gas-bi.h: Likewise.
817 * config/sparc/sol2-gld.h: Likewise.
818 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
819 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
820 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
821 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
822 (sparc_elf_asm_named_section): Rename into...
823 (sparc_solaris_elf_asm_named_section): ...this. Always define.
825 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
827 * config/alpha/alpha.c (override_options): Fix -mtune error message.
829 2010-03-02 Jeff Law <law@redhat.com>
832 * reload1.c (rtx_p, substitute_stack): Declare.
833 (substitute): Record addresses of changed rtxs.
834 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
835 Restore the original rtx when complete.
836 (reload): Free subsitute_stack when complete.
838 2010-03-02 Janis Johnson <janis187@us.ibm.com>
840 * doc/gccint.texi (menu): Add Testsuites as a chapter.
841 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
843 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
844 LTO Testing, gcov Testing, profopt Testing, compat Testing,
845 Torture Tests): Change from subsection to section.
847 2010-03-02 Jakub Jelinek <jakub@redhat.com>
848 Steven Bosscher <steven@gcc.gnu.org>
850 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
853 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
856 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
857 the assignment from the new induction variable to the assignment
858 of the value from the original loop PHI function.
860 2010-03-01 Janis Johnson <janis187@us.ibm.com>
861 Daniel Jacobowitz <dan@codesourcery.com>
863 * doc/sourcebuild.texi (Test directives): Clarify options to
866 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
868 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
869 Disable cfi directives unless GCC and gas agree on using read-only
870 .eh_frame sections for 64-bit.
871 * configure: Regenerate.
873 2010-03-01 Richard Guenther <rguenther@suse.de>
875 PR tree-optimization/43220
876 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
877 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
879 2010-03-01 Richard Guenther <rguenther@suse.de>
880 Martin Jambor <mjambor@suse.cz>
883 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
884 gimplified parameters.
886 2010-03-01 Christian Bruel <christian.bruel@st.com>
888 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
890 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
892 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
894 2010-03-01 Richard Guenther <rguenther@suse.de>
897 * expr.c (expand_assignment): Use the alias-oracle to tell
898 if the rhs aliases the result decl.
900 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
903 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
904 to sol_gt_pch_get_address.
905 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
906 64-bit, SPARC and x86.
907 (sol_gt_pch_get_address): New function.
909 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
911 * toplev.h (inform_n, error_n): Declare.
912 * diagnostic.c (inform_n, error_n): New function.
914 2010-03-01 Jakub Jelinek <jakub@redhat.com>
916 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
917 has no rtl yet when processing local_decls, queue it and recheck
918 if deferred stack allocation hasn't assigned it rtl.
920 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
922 * config/sh/sh.c (unspec_bbr_uid): New.
923 (gen_block_redirect): Use it instead of INSN_UID.
924 (gen_far_branch): Likewise.
926 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
928 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
929 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
931 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
933 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
934 (Warning Options): -Wno-conversion-null is valid for
935 Objective-C++ as well.
936 * doc/tm.texi (Named Address Spaces): Likewise.
937 * doc/plugins.texi (Plugins): Replace TABs with spaces.
938 * doc/tree-ssa.texi (Tree SSA): Likewise.
940 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
943 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
944 by default. Don't set the default arch for
945 i[34567]86-*-darwin*|x86_64-*-darwin*.
947 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
950 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
951 default. Set the default 32bit/64bit archs with $with_arch
952 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
954 2010-02-27 Richard Guenther <rguenther@suse.de>
956 PR tree-optimization/43186
957 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
958 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
959 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
962 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
964 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
965 required and i[34567]86-*-* targets don't support 64bit ISA.
967 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
970 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
973 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
975 * config.gcc: Set the default arch at least to Prescott for
976 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
977 if SSE math is enabled.
979 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
981 * diagnostic.c (diagnostic_initialize): Update.
982 (diagnostic_report_diagnostic): Test inhibit_notes_p for
984 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
985 (diagnostic_inhibit_notes): New.
986 * toplev.c (process_options): inhibit notes with -fcompare-debug.
988 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
991 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
992 * doc/standards.texi: Likewise.
993 * doc/extend.texi: Likewise.
994 * doc/trouble.texi: Likewise.
995 * doc/cppopts.texi: Likewise.
996 * doc/install.texi: Likewise.
997 * c.opt (std=c90,std=gnu90): New options.
998 * c-opts.c (c_common_handle_option): Handle them.
1000 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1003 * c-decl.c (undeclared_variable): Use an informative note.
1005 2010-02-26 Richard Guenther <rguenther@suse.de>
1007 PR tree-optimization/43186
1008 * gimple.h (gimple_fold): Remove.
1009 * gimple.c (gimple_fold): Remove. Inline into single user ...
1010 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
1011 Try harder for conditions.
1013 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1016 * function.c (used_types_insert): Don't skip through named pointer
1017 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
1018 and it is different from the main variant's type.
1020 2010-02-26 Nick Clifton <nickc@redhat.com>
1022 * config/rx/rx.md (sminsi3): Remove bogus alternative.
1024 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1026 * config.gcc: Support --with-fpmath=sse for x86.
1028 * config/i386/ssemath.h: New.
1030 * doc/install.texi (--with-fpmath=sse): Documented.
1032 2010-02-26 Richard Guenther <rguenther@suse.de>
1034 PR tree-optimization/43188
1035 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
1036 vector types of over-aligned element type.
1038 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
1041 * config/i386/i386.c (expand_vec_perm_blend): Use correct
1042 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
1044 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
1046 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
1048 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1050 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
1051 * var-tracking.c: Include diagnostic.h.
1052 (debug_dv): New function.
1053 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
1056 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
1057 (add_value_chain, add_value_chains, remove_value_chain,
1058 remove_value_chains): Handle DEBUG_EXPRs.
1059 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
1062 * regcprop.c (struct queued_debug_insn_change): New type.
1063 (struct value_data_entry): Add debug_insn_changes field.
1064 (struct value_data): Add n_debug_insn_changes field.
1065 (debug_insn_changes_pool): New variable.
1066 (free_debug_insn_changes, apply_debug_insn_changes,
1067 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
1068 (kill_value_one_regno): Call free_debug_insn_changes if needed.
1069 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
1071 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
1073 (copyprop_hardreg_forward_1): Don't call apply_change_group for
1074 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
1075 changes, call cprop_find_used_regs via note_stores.
1076 (copyprop_hardreg_forward): When copying vd from predecessor
1077 which has any queued DEBUG_INSN changes, make sure the pointers are
1078 cleared. At the end call df_analyze and then if there are any
1079 DEBUG_INSN changes queued at the end of some basic block for still
1080 live registers, apply them.
1081 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
1083 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
1085 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
1088 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
1090 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
1091 targets. Set the default with_cpu/with_arch from arch/cpu.
1092 Allow x86-64 and native for with_cpu/with_arch.
1094 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
1096 * ebitmap.c: Change calls to verify_popcount with calls to
1097 sbitmap_verify_popcount.
1098 (ebitmap_clear_bit): Fixed map->cacheindex test and
1099 map>cache update when bit clearing results in an empty
1102 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1105 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
1106 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
1107 and support both V2DF and V2DI modes.
1108 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
1109 support both V2DF and V2DI modes.
1110 (general): Delete trailing whitespace from a few patterns.
1112 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1113 V2DF/V2DI interleave high/low builtins.
1115 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
1118 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
1119 interleave high/low functions.
1121 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
1123 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
1124 #pragma extern_prefix.
1126 2010-02-25 Jakub Jelinek <jakub@redhat.com>
1129 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
1130 BLKmode, assert op0 is a MEM and just adjust its mode.
1133 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
1134 if bitpos isn't multiple of mode's bitsize.
1136 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1138 * c.opt (-ftemplate-depth=): New.
1139 (-ftemplate-depth-): Deprecate.
1140 * optc-gen.awk: Handle -ftemplate-depth=.
1141 * opth-gen.awk: Likewise.
1142 * c-opts.c (c_common_handle_option): Likewise.
1143 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
1145 2010-02-24 Jason Merrill <jason@redhat.com>
1147 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
1149 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1151 * cfg.c (alloc_aux_for_block): Remove inline.
1152 (alloc_aux_for_edge): Likewise.
1154 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1156 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
1158 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1160 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
1161 * config/i386/sol2-gas.h: New file.
1162 * config.gcc (i[34567]86-*-solaris2*): Use it.
1164 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1167 * c-typeck.c (ep_convert_and_check): New.
1168 (build_conditional_expr): Use it.
1169 (build_binary_op): Likewise.
1171 2010-02-24 Jakub Jelinek <jakub@redhat.com>
1173 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
1176 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
1177 bounds even for -O+.
1178 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
1179 expr needs to have DECL_NAME set.
1181 2010-02-24 Nick Clifton <nickc@redhat.com>
1183 * config/mep/mep.c: Include gimple.h.
1184 (mep_function_uses_sp): Delete unused function.
1185 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
1186 parameters. Use unsigned integers to count args. Return a
1187 NULL_RTX instead of an error_mark_node. Toidy up formatting.
1189 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1192 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
1193 greater or equal to nelt instead of 2 * nelt.
1194 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
1197 2010-02-23 Jason Merrill <jason@redhat.com>
1200 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
1201 in cfun->local_decls even if they have register types.
1204 * stor-layout.c (place_field): Don't warn about unnecessary
1205 DECL_PACKED if the type is packed.
1207 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1210 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
1211 GOTOFF relocs, even when the base reg isn't pic pointer.
1213 2010-02-23 Michael Matz <matz@suse.de>
1216 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
1217 (expand_gimple_basic_block): Generate and use debug temps if there
1218 are debug uses left after the last real use of TERed ssa names.
1219 Unlink debug immediate uses when they are expanded.
1221 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1224 * config/i386/i386.c (override_options): Reorganise to provide
1225 better error messages.
1227 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1230 * graphite-scop-detection.c (create_single_exit_edge): Move
1231 the call to find_single_exit_edge to....
1232 (create_sese_edges): ...here. Don't handle multiple edges
1233 exiting the function.
1234 (build_graphite_scops): Don't handle multiple edges
1235 exiting the function.
1237 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1240 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
1241 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
1243 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1246 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
1248 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1251 * c-typeck.c (convert_arguments): Print declaration location.
1252 * c-common.c (validate_nargs): Rename as
1253 builtin_function_validate_nargs.
1254 (check_builtin_function_arguments): Update.
1256 2010-02-22 Richard Guenther <rguenther@suse.de>
1259 * tree-inline.c (declare_return_variable): Use the type of
1260 the call stmt lhs if available.
1262 2010-02-22 Duncan Sands <baldrick@free.fr>
1264 * passes.c (register_pass): Always consider all pass lists when
1265 ref_pass_instance_number is zero.
1267 2010-02-22 Richard Guenther <rguenther@suse.de>
1269 PR tree-optimization/42749
1270 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
1271 parameter. Do arithmetic in the original type.
1272 (update_accumulator_with_ops): Likewise.
1273 (adjust_accumulator_values): Adjust.
1275 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1277 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
1278 (QI to BLKmode splitter): New splitter.
1280 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
1282 * config/i386/i386.c (initial_ix86_tune_features): Turn on
1283 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
1285 2010-02-22 Richard Guenther <rguenther@suse.de>
1287 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
1289 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
1291 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
1292 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
1293 ($(T)crti.o, $(T)crtn.o): Remove rules.
1295 2010-02-21 Tobias Burnus <burnus@net-b.de>
1298 * doc/invoke.texi (-fassociative-math): Document that this
1299 option is automatically enabled for Fortran.
1301 2010-02-20 David S. Miller <davem@davemloft.net>
1303 * configure.ac: Test if linker and assembler properly support
1304 GOTDATA_OP relocations.
1305 * configure: Rebuild.
1306 * config.in: Likewise.
1307 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
1308 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
1309 (movsi_high_pic): Likewise.
1310 (movdi_lo_sum_pic): Likewise.
1311 (movdi_high_pic): Likewise.
1312 (movsi_pic_gotdata_op): New pattern.
1313 (movdi_pic_gotdata_op): Likewise.
1314 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
1315 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
1317 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
1320 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
1321 attribute to ssemul.
1322 (xop_mulv2div2di3_high): Ditto.
1324 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1327 * c.opt (Wconversion-null): New option.
1328 * doc/invoke.texi (Wconversion-null): Document.
1330 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1332 * common.opt (Wlarger-than-): Add Undocumented.
1334 2010-02-19 Mike Stump <mikestump@comcast.net>
1336 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
1338 2010-02-19 Jason Merrill <jason@redhat.com>
1341 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
1342 * configure: Likewise.
1344 2010-02-20 Alan Modra <amodra@gmail.com>
1347 * cgraph.h (cgraph_make_decl_local): Declare.
1348 * cgraph.c (cgraph_make_decl_local): New function.
1349 (cgraph_make_node_local): Use it.
1350 * cgraphunit.c (cgraph_function_versioning): Likewise.
1351 * ipa.c (function_and_variable_visibility): Likewise.
1353 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1356 * except.c (sjlj_emit_function_enter): Don't call
1357 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
1359 * rtl.h (add_reg_br_prob_note): Remove prototype.
1361 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1364 * c-common.c (conversion_warning): Remove widening conversions
1365 before checking the conversion of integers to reals.
1367 2010-02-19 Mike Stump <mikestump@comcast.net>
1370 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
1373 * cgraphunit.c (process_function_and_variable_attributes): Check
1374 DECL_PRESERVE_P instead of looking up attribute "used".
1375 * ipa-pure-const.c (check_decl): Likewise.
1376 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
1377 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
1378 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
1379 instead of attribute "used".
1380 * config/sol2-c.c (solaris_pragma_init): Likewise.
1381 (solaris_pragma_fini): Likewise.
1383 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1385 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
1386 Use XCNEW instead of xcalloc.
1387 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
1388 XNEW instead of xmalloc.
1389 (get_fields): Use XNEWVEC instead of xmalloc.
1392 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
1393 populate vars array.
1394 (create_new_general_access): For debug stmts just reset value.
1395 (get_stmt_accesses): For accesses within debug stmts just record them
1396 using add_access_to_acc_sites instead of preventing the peeling or
1397 counting them as accesses.
1400 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
1402 2010-02-19 Richard Guenther <rguenther@suse.de>
1404 PR tree-optimization/42916
1405 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
1408 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
1410 * configure.ac: Replace all uses of changequote in macro arguments
1411 with proper quoting.
1413 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1416 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
1418 2010-02-19 Richard Guenther <rguenther@suse.de>
1420 PR tree-optimization/42944
1421 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
1422 test for aliasing with errno.
1424 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1427 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
1428 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
1429 * dojump.c: Include output.h.
1430 (inv): New inline function.
1431 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
1432 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
1433 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
1434 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
1435 argument, pass it down to other calls.
1436 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
1437 add REG_BR_PROB note to the conditional jump.
1438 * cfgexpand.c (add_reg_br_prob_note): Removed.
1439 (expand_gimple_cond): Don't call it, add the probability
1440 as last argument to jumpif_1/jumpifnot_1.
1441 * Makefile.in (dojump.o): Depend on output.h.
1442 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
1444 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
1445 * stmt.c (do_jump_if_equal): Likewise.
1446 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
1447 * loop-unswitch.c (compare_and_jump_seq): Likewise.
1448 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
1450 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
1451 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
1452 jumpifnot_1 callers.
1453 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
1455 (store_expr): Adjust jumpifnot caller.
1456 (store_constructor): Adjust jumpif caller.
1459 * gimplify.c (gimple_boolify): For __builtin_expect call
1460 gimple_boolify also on its first argument.
1462 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
1464 * configure.ac (gnu-unique-object): Wrap regexps using [] in
1466 (__stack_chk_fail): Ditto. Remove quadrigraphs.
1467 * configure: Regenerated.
1469 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1471 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
1472 lang_hooks.types_compatible_p instead of comptypes.
1474 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
1476 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
1477 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
1478 if __prefer_thumb__ is defined.
1480 2010-02-18 Martin Jambor <mjambor@suse.cz>
1482 PR tree-optimization/43066
1483 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
1484 array with zero-sized element type.
1486 2010-02-18 Jakub Jelinek <jakub@redhat.com>
1488 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
1489 rtx, allocate struct var_loc_node here and return it to the
1490 caller, and only if it is actually needed.
1491 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
1492 move it earlier and return immediately if it returns NULL.
1494 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
1496 * config/sparc/gas.h: New file. Restore
1497 TARGET_ASM_NAMED_SECTION to its ELF default.
1498 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
1500 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1501 Likewise. Add ATTRIBUTE_UNUSED to prototype.
1502 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
1503 after sparc/sysv4.h.
1505 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
1507 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
1509 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
1511 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
1512 patterns from predicated pattern.
1514 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
1517 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
1518 for insn mnemonic suffix.
1520 2010-02-17 Richard Guenther <rguenther@suse.de>
1522 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
1525 2010-02-17 Jakub Jelinek <jakub@redhat.com>
1528 * caller-save.c (save_call_clobbered_regs): If BB ends with
1529 a DEBUG_INSN, move any notes in between last real insn and the last
1530 DEBUG_INSN after the last DEBUG_INSN.
1532 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
1534 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
1535 Fix return type. Fix argument type. Explain meaning of return value.
1537 2010-02-16 Richard Guenther <rguenther@suse.de>
1539 PR tree-optimization/41043
1540 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
1541 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
1543 (vrp_visit_phi_node): ... but only for loop PHI nodes.
1545 2010-02-16 Ira Rosen <irar@il.ibm.com>
1547 PR tree-optimization/43074
1548 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
1549 * tree-vect-loop.c (vect_analyze_loop_operations): Add
1550 vectorizable cycles in hybrid SLP check.
1551 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
1553 2010-02-16 Richard Guenther <rguenther@suse.de>
1555 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
1556 (true_dependence): If memrefs_conflict_p computes must-alias
1557 trust it. Move TBAA check after offset-based disambiguation.
1558 (canon_true_dependence): Likewise.
1560 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
1562 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
1563 * doc/invoke.texi: Document it.
1564 * var-tracking.c: Include toplev.h and params.h.
1565 (vt_find_locations): Return bool indicating success. Compute
1566 hash sizes unconditionally. Check new parameter, report.
1567 (variable_tracking_main_1): Check vt_find_locations results and
1568 retry. Renamed from...
1569 (variable_tracking_main): ... this. New wrapper to preserve
1570 flag_var_tracking_assignments.
1571 * Makefile.in (var-tracking.o): Adjust dependencies.
1573 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
1574 Jakub Jelinek <jakub@redhat.com>
1577 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
1578 if weak_import attribute is present.
1579 * config/darwin.c (machopic_select_section): Likewise.
1581 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
1583 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
1584 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
1585 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
1586 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
1588 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
1591 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1594 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
1595 Rewrite text to refer to the names.
1597 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
1599 * config/i386/i386-builtin-types.def
1600 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
1601 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
1602 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
1603 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
1604 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
1605 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
1606 IX86_BUILTIN_VPERMIL2PS256.
1607 (MULTI_ARG_4_DF2_DI_I): Defined.
1608 (MULTI_ARG_4_DF2_DI_I1): Defined.
1609 (MULTI_ARG_4_SF2_SI_I): Defined.
1610 (MULTI_ARG_4_SF2_SI_I1): Defined.
1611 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
1612 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
1613 __builtin_ia32_vpermil2ps256.
1614 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1615 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1616 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
1617 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1618 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1619 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
1620 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
1621 CODE_FOR_xop_vpermil2v8sf3.
1622 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
1623 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
1624 * config/i386/xopintrin.h (_mm_permute2_pd): New.
1625 (_mm256_permute2_pd): New.
1626 (_mm_permute2_ps): New.
1627 (_mm256_permute2_ps): New.
1629 2010-02-15 Nick Clifton <nickc@redhat.com>
1631 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
1632 boolean parameters. Use emit_jump_insn when emitting a pop
1633 instruction containing a return insn.
1634 (push): Use 'true' rather than '1' as second parameter to F.
1635 (h8300_expand_prologue): Likewise.
1636 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
1637 (h8300_expand_epilogue): Likewise.
1639 2010-02-15 Richard Guenther <rguenther@suse.de>
1642 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
1645 2010-02-15 Nick Clifton <nickc@redhat.com>
1647 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
1650 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
1652 * intl.c (fake_ngettext): New function.
1653 * intl.h (fake_ngettext): Declare.
1654 (ngettext): Define macro.
1655 * collect2.c (notice_translated): New function.
1656 (main): Use notice_translated and ngettext.
1657 * collect2.h (notice_translated): Declare.
1659 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
1661 * reorg.c (delete_computation): Comment fixes.
1662 * caller-save.c (setup_save_areas): Idem.
1663 * sel-sched-dump.c (dump_lv_set): Idem.
1666 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1668 * config/s390/s390.c (s390_sched_init): New function.
1669 (TARGET_SCHED_INIT): Target hook defined.
1671 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
1672 Jack Howarth <howarth@bromo.med.uc.edu>
1673 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1676 Partial revert of unintended change in fix for PR41605.
1677 * config/darwin.h: Fix typo.
1678 * config/darwin9.h: Same.
1680 2010-02-11 Jakub Jelinek <jakub@redhat.com>
1682 * c-pch.c (pch_init): Clear v.
1684 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1687 * graphite-scop-detection.c (graphite_can_represent_scev): Call
1688 graphite_can_represent_init for MULT_EXPR.
1690 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1694 * graphite-sese-to-poly.c (remove_phi): New.
1695 (translate_scalar_reduction_to_array): Call remove_phi.
1697 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1700 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
1701 * graphite-clast-to-gimple.h (gloog): Update declaration.
1702 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
1703 * graphite-poly.h (struct poly_bb): Add missing comments.
1704 (struct scop): Add poly_scop_p field.
1706 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
1707 * graphite.c (graphite_transform_loops): Build the polyhedral
1708 representation for each scop before code generation.
1709 * sese.c (rename_variables_in_operand): Removed.
1710 (rename_variables_in_expr): Return the renamed expression.
1711 (rename_sese_parameters): New.
1712 * sese.h (rename_sese_parameters): Declared.
1714 2010-02-11 Richard Guenther <rguenther@suse.de>
1716 PR tree-optimization/42998
1717 * tree-ssa-pre.c (create_expression_by_pieces): Treat
1718 POINTER_PLUS_EXPR properly.
1720 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1721 Changpeng Fang <changpeng.fang@amd.com>
1724 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
1725 the cost of an IV candidate when the IV is used in a test against zero.
1727 * gcc.dg/tree-ssa/ivopts-3.c: New.
1729 2010-02-11 Richard Guenther <rguenther@suse.de>
1732 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
1733 pointer-vs-decl case by swapping refs. Handle some cases
1734 of pointer-vs-decl disambiguations more conservatively.
1735 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
1736 to false after expanding.
1738 2010-02-11 Richard Guenther <rguenther@suse.de>
1741 * gcc.c (process_command): Handle LTO file@offset case more
1744 2010-02-11 Jakub Jelinek <jakub@redhat.com>
1746 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
1747 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
1749 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
1751 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
1752 if MEM's mode size isn't DWARF2_ADDR_SIZE.
1753 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
1754 Optimize eq/ne comparisons when both arguments are known to be
1756 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
1757 Don't mask operands unnecessarily if they are known to be already
1760 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
1762 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
1765 2010-02-10 Richard Guenther <rguenther@suse.de>
1767 PR tree-optimization/43017
1768 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
1769 for wrapping signed arithmetic.
1771 2010-02-10 Jakub Jelinek <jakub@redhat.com>
1774 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
1775 if no debug info should be emitted for it.
1777 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
1779 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
1780 note when flag_exceptions is set.
1782 2010-02-10 Duncan Sands <baldrick@free.fr>
1784 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
1786 2010-02-10 Richard Guenther <rguenther@suse.de>
1789 * tree.c (get_unwidened): Handle constants.
1790 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
1792 2010-02-10 Martin Jambor <mjambor@suse.cz>
1795 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
1796 check for variable argument counts independently.
1798 2010-02-10 Christian Bruel <christian.bruel@st.com>
1801 * config/sh/sh.c (find_barrier): Increase length for non delayed
1802 conditional branches.
1804 2010-02-10 Christian Bruel <christian.bruel@st.com>
1806 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
1808 2010-02-10 Jakub Jelinek <jakub@redhat.com>
1810 * builtins.c (set_builtin_user_assembler_name): Also handle
1811 ffs if int is smaller than word.
1813 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
1816 * ira-conflicts.c (get_dup): Remove.
1817 (process_reg_shuffles): Add new parameter. Use it as an
1818 additional guard for copy generation.
1819 (add_insn_allocno_copies): Rewrite.
1821 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
1823 * common.opt (fsched2-use-traces): Preserved for backward
1825 * doc/invoke.texi: Remove the documentation about option
1826 -fsched2-use-traces.
1827 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
1828 flag_sched2_use_traces.
1829 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
1830 the backward compatibility flag section.
1832 2010-02-09 Richard Guenther <rguenther@suse.de>
1834 PR tree-optimization/43008
1835 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
1836 make HEAP variables initialized from global memory if they
1837 are not known builtin functions.
1838 (find_func_aliases): Adjust.
1840 2010-02-09 Richard Guenther <rguenther@suse.de>
1842 PR tree-optimization/43000
1843 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
1844 arithmetic manually.
1846 2010-02-08 Jakub Jelinek <jakub@redhat.com>
1848 PR tree-optimization/42931
1849 * tree-loop-linear.c (try_interchange_loops): Don't call
1850 double_int_mul if estimated_loop_iterations failed.
1852 2010-02-08 Martin Jambor <mjambor@suse.cz>
1855 * tree-sra.c (build_accesses_from_assign): Do not mark in
1856 should_scalarize_away_bitmap if stmt has volatile ops.
1857 (sra_modify_assign): Do not process assigns piecemeal if if stmt
1860 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
1862 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
1864 2010-02-07 Adam Nemet <adambnmet@gmail.com>
1866 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
1869 2010-02-07 Andrew Pinski <pinskia@gmail.com>
1872 * df-core.c (df_finish_pass): Change type of saved_flags to int.
1874 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1877 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
1878 to unknown_dependence.
1879 (graphite_legal_transform_dr): Handle the unknown_dependence.
1880 (graphite_carried_dependence_level_k): Same.
1882 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1884 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
1886 2010-02-07 Richard Guenther <rguenther@suse.de>
1889 * expr.c (get_inner_reference): Always initialize *pbitsize.
1891 2010-02-07 Richard Guenther <rguenther@suse.de>
1894 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
1895 new ARRAY_REFs on variable size element or minimal index arrays.
1897 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
1898 gimple_fold_indirect_ref.
1900 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
1903 * arm.c (arm_override_options): Just return if the user has specified
1904 an invalid fpu name.
1906 2010-02-03 Jason Merrill <jason@redhat.com>
1909 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
1910 i386_pe_maybe_record_exported_symbol.
1912 2010-02-05 Steve Ellcey <sje@cup.hp.com>
1915 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
1916 (pa_delegitimize_address): New function.
1918 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
1920 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
1921 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
1923 2010-02-05 Richard Guenther <rguenther@suse.de>
1926 * lto-streamer-in.c (get_resolution): Deal with references
1927 to undefined functions.
1929 2010-02-05 Richard Guenther <rguenther@suse.de>
1931 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
1932 (fold_const_aggregate_ref): Likewise.
1933 (ccp_fold_stmt): Substitute loads.
1934 (maybe_fold_reference): Verify types before substituting.
1936 (fold_gimple_assign): Unshare properly.
1937 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
1939 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
1941 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
1942 for rs6000_gen_cell_microcode.
1944 2010-02-04 Richard Guenther <rguenther@suse.de>
1946 PR rtl-optimization/42952
1947 * dse.c (const_or_frame_p): Remove MEM handling.
1949 2010-02-04 Nick Clifton <nickc@redhat.com>
1951 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
1952 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
1953 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
1954 (mn10300_asm_output_mi_thunk): New function.
1955 (mn10300_can_output_mu_thunk): New function.
1956 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
1957 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
1958 (FUNCTION_ARG): Delete incorrect comment.
1960 2010-02-03 Jason Merrill <jason@redhat.com>
1963 * fold-const.c (operand_equal_p): Handle erroneous types.
1965 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1967 * config/h8300/h8300.md (can_delay): Fix attibute condition.
1969 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
1971 PR rtl-optimization/42941
1972 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
1975 2010-02-03 Jason Merrill <jason@redhat.com>
1978 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
1980 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
1983 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
1984 (cselib_reset_table): Renamed from...
1985 (cselib_reset_table_with_next_value): ... this.
1986 (cselib_get_next_uid): Renamed from...
1987 (cselib_get_next_unknown_value): ... this.
1988 * cselib.c (next_uid): Renamed from...
1989 (next_unknown_value): ... this.
1990 (cselib_clear_table): Adjust.
1991 (cselib_reset_table): Adjust. Renamed from...
1992 (cselib_reset_table_with_next_value): ... this.
1993 (cselib_get_next_uid): Adjust. Renamed from...
1994 (cselib_get_next_unknown_value): ... this.
1995 (get_value_hash): Use hash.
1996 (cselib_hash_rtx): Likewise.
1997 (new_cselib_val): Adjust. Set and dump uid.
1998 (cselib_lookup_mem): Pass next_uid as hash.
1999 (cselib_subst_to_values): Likewise.
2000 (cselib_log_lookup): Dump uid.
2001 (cselib_lookup): Pass next_uid as hash. Adjust.
2002 (cselib_process_insn): Adjust.
2003 (cselib_init): Initialize next_uid.
2004 (cselib_finish): Adjust.
2005 (dump_cselib_table): Likewise.
2006 * dse.c (canon_address): Dump value uid.
2007 * print-rtl.c (print_rtx): Print value uid.
2008 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
2010 (dv_uid): New function, sort of renamed from...
2011 (dv_htab_hash): ... this, reimplemented in terms of it and...
2012 (dv_uid2hash): ... this. New.
2013 (variable_htab_eq): Drop excess assertions.
2014 (tie_break_pointers): Removed.
2015 (canon_value_cmp): Compare uids.
2016 (variable_post_merge_New_vals): Print uids.
2017 (vt_add_function_parameters): Adjust.
2018 (vt_initialize): Reset table. Adjust.
2020 2010-02-03 Richard Guenther <rguenther@suse.de>
2022 PR tree-optimization/42944
2023 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
2024 (call_may_clobber_ref_p_1): Likewise. Properly handle
2025 malloc and calloc clobbering errno.
2027 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
2029 * doc/invoke.texi: Fix name of sched1 dump.
2031 * opts.c (decode_options): Set flag_tree_switch_conversion
2032 only conditionally on optimize >= 2.
2034 * gcse.c: Assorted comment fixes in pass description.
2036 2010-02-03 Anthony Green <green@moxielogic.com>
2038 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
2039 nop padding in order to maintain alignment of storage location of
2040 target function address.
2041 (moxie_trampoline_init): Store target function address at newly
2043 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
2045 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
2047 2010-02-03 Richard Guenther <rguenther@suse.de>
2050 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
2052 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2054 * config.gcc: Reenable check for obsolete targets.
2055 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
2056 mips-sgi-irix6.[0-4]*.
2058 2010-02-02 Nick Clifton <nickc@redhat.com>
2060 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
2061 constant size of 4 as being the same as 0.
2062 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
2063 can take values in the range 0..4.
2065 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
2068 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
2069 as _darwin10_Unwind_FindEnclosingFunction().
2070 * libgcc-libsystem.ver: New.
2072 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
2075 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
2076 implicitly set registers.
2078 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
2080 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
2081 (arm_override_options): Allow automatic selection of the thread
2082 pointer register if thumb2.
2083 (legitimize_pic_address): Improve code sequences for Thumb2.
2084 (arm_call_tls_get_addr): Likewise.
2085 (legitimize_tls_address): Likewise.
2086 * arm.md (pic_load_addr_arm): Delete. Replace with ...
2087 (pic_load_addr_32bit): ... this. New named pattern.
2088 * thumb2.md (pic_load_addr_thumb2): Delete.
2089 (pic_load_dot_plus_four): Delete.
2090 (tls_load_dot_plus_four): New named pattern.
2092 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2095 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
2096 Document fix for TLS bug.
2098 2010-01-31 Richard Guenther <rguenther@suse.de>
2100 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
2101 conservatively correct.
2103 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2107 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2109 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2111 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2113 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
2115 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
2117 * config.gcc: Adjust order of makefile fragments for mingw targets.
2119 2010-01-31 Richard Guenther <rguenther@suse.de>
2122 * gimplify.c (gimplify_init_constructor): For volatile LHS
2123 initialize a temporary.
2125 2010-01-31 Matthias Klose <doko@ubuntu.com>
2127 * configure.ac: Fix __stack_chk_fail check for cross builds configured
2129 * configure: Regenerate.
2131 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
2133 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2134 the same alias set and their sizes different constantness.
2135 (aliasing_component_refs_p): Revert 2009-10-24 change.
2137 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2139 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
2142 2010-01-29 Richard Guenther <rguenther@suse.de>
2144 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
2145 Assert we successfully updated the call.
2147 2010-01-29 Jakub Jelinek <jakub@redhat.com>
2149 PR rtl-optimization/42889
2150 * df.h (df_set_bb_dirty_nonlr): New prototype.
2151 * df-core.c (df_set_bb_dirty_nonlr): New function.
2152 * df-scan.c (df_insn_rescan): Call it instead of
2153 df_set_bb_dirty for DEBUG_INSNs.
2155 2010-01-29 Richard Guenther <rguenther@suse.de>
2158 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
2159 quadratic behavior in most cases.
2161 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
2164 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
2165 in the call to gen_x86_movsicc_0_m1.
2167 2010-01-28 Richard Guenther <rguenther@suse.de>
2169 PR tree-optimization/42871
2170 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
2172 2010-01-28 Richard Guenther <rguenther@suse.de>
2174 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
2175 into call arguments.
2177 2010-01-28 Richard Guenther <rguenther@suse.de>
2180 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
2181 the forwarder if the destination is an EH landing pad.
2183 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
2185 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
2186 block list passed to gimple_duplicate_sese_tail.
2187 (parallelize_loops): Avoid parallelization when the function
2189 Avoid parallelization when the preheader is IRREDUCIBLE.
2190 Try to optimize when estimated_loop_iterations_int is unresolved.
2191 Add the loop's location to the dump file.
2192 * tree-cfg.c (add_phi_args_after_redirect): Remove.
2193 (gimple_duplicate_sese_tail): Remove the check for the latch.
2194 Redirect nexits to the exit block.
2195 Remove handling of the incoming edges to the latch.
2196 Redirect the backedge from the copied latch to the exit bb.
2198 2010-01-28 Michael Matz <matz@suse.de>
2201 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
2202 Wrap force_reg into a sequence, emit it before user.
2204 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
2206 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
2208 (arm_legacy_rev): Likewise.
2209 (thumb_legacy_rev): Likewise.
2211 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2213 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
2214 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
2215 on MEM's address failed, try avoid_constant_pool_reference and
2216 recurse if it returned something different.
2217 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
2218 address, try avoid_constant_pool_reference and recurse if it
2219 returned something different.
2220 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
2221 address and avoid_constant_pool_reference returned something
2222 different, don't set have_address.
2224 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
2227 * var-tracking.c (val_store): Add modified argument, obey it.
2229 (count_uses): Move down logging of main.
2230 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
2231 don't need resolution.
2232 (emit_notes_in_bb): Likewise.
2234 2010-01-27 Richard Guenther <rguenther@suse.de>
2237 * tree-inline.c (remap_decl): Delay remapping of SSA name
2238 default definitions until we need them.
2240 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2242 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2243 (rs6000_delegitimize_address): New function.
2245 * config/s390/s390.c (s390_delegitimize_address): Call
2246 delegitimize_mem_from_attrs.
2249 * tree-inline.c (cannot_copy_type_1): Removed.
2250 (copy_forbidden): Don't forbid copying of functions containing
2251 records/unions with variable length fields.
2253 2010-01-27 Christian Bruel <christian.bruel@st.com>
2257 * config/sh/sh.c (find_barrier): Increase length for non delayed
2258 conditional branches.
2260 2010-01-27 Matthias Klose <doko@ubuntu.com>
2262 * configure.ac (gnu-unique-object): Fix ldd version check.
2263 * configure: Regenerate.
2265 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2267 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
2269 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
2270 Test for HAVE_GNU_AS value.
2272 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2274 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
2275 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
2276 INT64_TYPE): Define.
2277 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
2278 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2279 INT_LEAST64_TYPE): Define.
2280 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
2281 UINT_LEAST64_TYPE): Define.
2282 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
2283 INT_FAST64_TYPE): Define.
2284 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2285 UINT_FAST64_TYPE): Define.
2286 (INTMAX_TYPE, UINTMAX_TYPE): Define.
2287 (INTPTR_TYPE, UINTPTR_TYPE): Define.
2288 (SIG_ATOMIC_TYPE): Define.
2290 2010-01-26 Richard Guenther <rguenther@suse.de>
2292 * df-scan.c (df_scan_set_bb_info): Remove assert.
2293 (df_insn_rescan_debug_internal): Merge asserts.
2294 (df_install_ref): Likewise.
2295 (df_mark_reg): Use bitmap_set_range.
2296 (df_hard_reg_used_p): Remove assert.
2297 (df_hard_reg_used_count): Likewise.
2299 2010-01-26 Richard Guenther <rguenther@suse.de>
2301 PR rtl-optimization/42685
2302 * web.c (web_main): Ignore DEBUG_INSNs.
2304 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
2306 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
2308 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
2309 Fix types of fndecl and arglist parameters.
2311 2010-01-26 Richard Guenther <rguenther@suse.de>
2314 * tree-eh.c (unsplit_eh): Skip debug insns.
2316 2010-01-26 Richard Guenther <rguenther@suse.de>
2318 PR tree-optimization/42250
2319 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
2321 2010-01-26 Jakub Jelinek <jakub@redhat.com>
2324 * omp-low.c (expand_omp_sections): Only use single_pred if
2325 l2_bb is single_pred_p.
2327 2010-01-25 Christian Bruel <christian.bruel@st.com>
2330 * config/sh/sh.c (find_barrier): Increase length for non delayed
2331 conditional branches.
2332 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
2334 2010-01-24 David S. Miller <davem@davemloft.net>
2336 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
2337 define if not using GAS.
2338 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2339 Likewise. Delete SECTION_MERGE code, which is only applicable
2342 2010-01-24 Mark Mitchell <mark@codesourcery.com>
2345 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
2346 mangling of va_list in system headers.
2348 2010-01-23 Toon Moene <toon@moene.org>
2350 * tree-predcom.c (combine_chains): Return NULL, not false.
2352 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
2354 * tree-loop-distribution.c (distribute_loop): Fix declaration and
2355 initialization of variable res to agree with return type.
2357 2010-01-22 Steve Ellcey <sje@cup.hp.com>
2359 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
2360 * tree-sra.c: Add include of expr.h.
2362 2010-01-22 Jakub Jelinek <jakub@redhat.com>
2364 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
2365 insert the debug stmt on the single non-EH edge from the stmt.
2367 2010-01-22 Richard Henderson <rth@redhat.com>
2370 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
2371 the RHS until after generate_subtree_copies has insertted its
2372 code before the current statement.
2374 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
2376 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
2378 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
2380 2010-01-21 Martin Jambor <mjambor@suse.cz>
2382 PR tree-optimization/42585
2383 * tree-sra.c (struct access): New field grp_total_scalarization.
2384 (dump_access): Dump the new field.
2385 (should_scalarize_away_bitmap): New variable.
2386 (cannot_scalarize_away_bitmap): Likewise.
2387 (sra_initialize): Allocate new bitmaps.
2388 (sra_deinitialize): Free new bitmaps.
2389 (create_access_1): New function.
2390 (create_access): Parts moved to create_access_1.
2391 (type_consists_of_records_p): New function.
2392 (completely_scalarize_record): Likewise.
2393 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
2394 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
2395 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
2397 (analyze_all_variable_accesses): Completely scalarize small eligible
2400 2010-01-21 Martin Jambor <mjambor@suse.cz>
2402 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
2404 2010-01-21 Andrew Haley <aph@redhat.com>
2406 * gcc.c (process_command): Move lang_specific_driver before
2407 setting cc_libexec_prefix.
2409 2010-01-21 Richard Guenther <rguenther@suse.de>
2412 * fold-const.c (negate_expr_p): Pretend only negative
2413 real constants are easily negatable.
2415 2010-01-20 Janis Johnson <janis187@us.ibm.com>
2416 Jason Merrill <jason@redhat.com>
2418 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
2419 (TYPE_TRANSPARENT_AGGR): this, for union and record.
2420 * calls.c (initialize argument_information): Handle it.
2421 * c-common.c (handle_transparent_union_attribute): Use new name.
2422 * c-decl.c (finish_struct): Ditto.
2423 * c-typeck.c (type_lists_compatible_p): Ditto.
2424 (convert_for_assignment): Use new name and also handle record.
2425 * function.c (aggregate_value_p): Handle it.
2426 (pass_by_reference): Ditto.
2427 (assign_parm_data_types): Ditto.
2428 * print-tree.c (print_node): Ditto.
2429 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
2430 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
2431 * tree.c (first_field): New fn.
2433 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
2436 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
2437 even when linking statically, for now.
2439 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2442 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
2443 without a cselib val.
2444 (count_uses): Accept MO_VAL_SET with no val on stores.
2445 (add_stores): Likewise.
2447 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2449 * var-tracking.c (check_value_val): Add a compile time assertion.
2450 (dv_is_decl_p): Simplify.
2451 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
2452 gcc_assert if ENABLE_CHECKING.
2454 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2457 * var-tracking.c: Include tree-flow.h.
2458 (mem_dies_at_call): New.
2459 (dataflow_set_preserve_mem_locs): Use it.
2460 (dataflow_set_remove_mem_locs): Likewise.
2461 (dump_var): Renamed from dump_variable. Adjust all callers.
2462 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
2463 * Makefile.in (var-tracking.o): Adjust deps.
2465 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
2467 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
2469 2010-01-20 Richard Guenther <rguenther@suse.de>
2471 PR tree-optimization/42717
2472 * tree-ssa-dce.c (get_live_post_dom): Remove.
2473 (forward_edge_to_pdom): Take an arbitrary edge to copy
2474 degenerate PHI args from.
2475 (remove_dead_stmt): Use the first post-dominator even if it
2476 does not contain live statements as redirection destination.
2478 2010-01-20 Richard Guenther <rguenther@suse.de>
2480 * tree-inline.c (estimate_num_insns): Handle EH builtins.
2482 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2484 * sel-sched.c (create_speculation_check): Remove set but not used
2486 (try_transformation_cache): Remove set but not used variable ds.
2487 (calculate_privileged_insns): Remove set but not used variables
2488 cur_insn and min_spec_insn.
2489 (find_best_expr): Remove set but not used variable avail_n.
2490 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
2492 * cgraphunit.c (assemble_thunk): Remove set but not used variable
2494 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
2495 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
2498 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
2501 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
2502 cpu types. Add support for *-sse3 cpu types.
2503 (x86_64-*-*): Ditto.
2505 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2508 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
2509 argument, call initializer_constant_valid_p_1 instead of
2510 initializer_constant_valid_p, pass CACHE to it, return NULL
2511 immediately if first call returns NULL.
2512 (initializer_constant_valid_p_1): New function.
2513 (initializer_constant_valid_p): Use it.
2515 2010-01-20 Thomas Quinot <quinot@adacore.com>
2517 * tree.def (PLACEHOLDER_EXPR): Fix comment.
2519 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2521 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
2522 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
2523 (loc_list_from_tree): Don't handle unsigned division. Handle
2524 signed modulo using DW_OP_{over,over,div,mul,minus}.
2525 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
2526 modulo instead of signed.
2528 2010-01-20 DJ Delorie <dj@redhat.com>
2530 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
2532 (h8300_emit_stack_adjustment): Propogate it.
2534 (h8300_expand_prologue): Likewise.
2535 (h8300_expand_epilogue): Likewise.
2537 2010-01-19 Michael Matz <matz@suse.de>
2539 PR tree-optimization/41783
2540 * tree-data-ref.c (toplevel): Include flags.h.
2541 (dump_data_dependence_relation): Also dump the inputs if the
2542 result will be unknown.
2543 (split_constant_offset_1): Look through some conversions.
2544 * tree-predcom.c (determine_roots_comp): Restart a new chain if
2545 the offset from last element is too large.
2546 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
2547 (reassociate_to_the_same_stmt): Handle vector registers.
2548 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
2550 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
2551 wide_prolog_niters argument, emit widening instructions.
2552 (vect_do_peeling_for_alignment): Adjust caller, use widened
2553 variant of the iteration cound.
2554 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
2556 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2559 * config/arm/neon-testgen.m (emit_automatics): New parameter
2560 features. Adjust for Fixed_return_reg feature.
2561 (test_intrinsic): Call emit_automatics with new feature.
2562 * config/arm/neon.ml: Update copyright years.
2563 (features): New Fixed_return_reg feature.
2564 (ops): Update feature for Vget_low.
2566 2010-01-19 Jakub Jelinek <jakub@redhat.com>
2568 PR tree-optimization/42719
2569 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
2573 * fwprop.c (all_uses_available_at): Return false if def_set dest
2574 is a REG that is used in def_insn.
2576 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
2578 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
2580 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
2583 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
2585 * target.h (struct gcc_target) <secondary_reload>: Change type
2586 of last argument to secondary_reload_info *.
2588 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
2591 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
2592 memory references with unaligned offsets. Remove CQImode handling.
2593 (unaligned_memory_operand): Return 1 for memory references with
2594 unaligned offsets. Remove CQImode handling.
2596 2010-01-18 Richard Guenther <rguenther@suse.de>
2599 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
2602 2010-01-18 Richard Guenther <rguenther@suse.de>
2604 PR tree-optimization/42781
2605 * tree-ssa-structalias.c (find_what_var_points_to): Skip
2606 restrict processing only if the original variable was artificial.
2608 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
2610 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
2611 find number of popped argument bytes.
2613 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
2614 Fix the text that describes the return value for invalid insns.
2616 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
2618 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
2619 Clarify what 'cost of the -dependence' is. Fix quoting.
2621 * toplev.c (default_get_pch_validity): Rename argument to "sz".
2622 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
2624 2010-01-17 Jakub Jelinek <jakub@redhat.com>
2626 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2627 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
2629 2010-01-17 Richard Guenther <rguenther@suse.de>
2632 * function.c (split_complex_args): Take a VEC to modify.
2633 (assign_parms_augmented_arg_list): Build a VEC instead of
2634 a chain of PARM_DECLs.
2635 (assign_parms_unsplit_complex): Take a VEC of arguments.
2636 Do not fixup unmodified parms.
2637 (assign_parms): Deal with the VEC.
2638 (gimplify_parameters): Likewise.
2640 2010-01-17 Richard Guenther <rguenther@suse.de>
2642 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
2643 node existence check.
2644 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
2645 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
2646 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
2647 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
2648 (gimple_execute_on_growing_pred): Likewise.
2650 2010-01-17 Richard Guenther <rguenther@suse.de>
2652 PR tree-optimization/42773
2653 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
2654 (compute_antic_aux): Likewise.
2655 (compute_partial_antic_aux): Likewise.
2657 2010-01-17 Jie Zhang <jie.zhang@analog.com>
2660 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
2663 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
2665 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
2668 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
2669 Fix markup for strict argument.
2671 (TARGET_SCHED_REORDER2): Fix argument types.
2673 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
2674 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
2676 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
2677 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
2679 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
2682 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
2683 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
2684 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
2685 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
2686 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
2688 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
2690 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
2692 (TARGET_ASM_RELOC_RW_MASK): Add return type.
2693 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
2695 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
2697 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
2700 (TARGET_ASM_NAMED_SECTION): Fix argument list.
2702 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
2703 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
2705 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
2707 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
2709 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
2710 referring to it. Fix language.
2712 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
2714 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
2716 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
2718 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
2720 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
2721 '@var{stream}. Remove stray 'and'.
2723 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
2725 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
2727 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
2729 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
2730 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
2732 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
2733 Fix description of return value.
2734 Rename argument "sz" to "len."
2736 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
2737 Clarify meaning of 'true' return value.
2739 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
2741 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
2742 rep_mode versus mode_rep.
2744 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
2746 (TARGET_BUILTIN_DECL): Fix name.
2748 (TARGET_COMMUTATIVE_P): Fix type of first argument.
2750 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
2752 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
2754 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
2756 (TARGET_RELAXED_ORDERING): Use @deftypevr.
2758 (TARGET_GET_DRAP_RTX): Note that this is a hook.
2761 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
2762 Rename argument tm_fn to md_fn.
2764 (TARGET_OPTION_PRINT): Fix argument list.
2766 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
2769 * config/i386/i386.c (ix86_fixup_binary_operands):
2770 Revert FMA4 fixup of operands.
2772 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2775 * Makefile.in (write_entries_to_file, install-plugin):
2776 Use \012 instead of \n with tr.
2778 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
2780 * configure.ac (HAVE_AS_REF): New C macro.
2781 * configure: Regenerate.
2782 * config.in: Likewise.
2783 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
2785 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
2788 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
2790 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
2792 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
2794 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
2796 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
2798 (TARGET_IN_SMALL_DATA_P): Fix argument type.
2800 (TARGET_BINDS_LOCAL_P): Fix argument type.
2802 (TARGET_ASM_FILE_END): Use prototype.
2804 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
2806 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
2808 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
2810 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
2812 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
2813 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
2815 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
2816 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
2818 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
2819 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
2820 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
2821 (TARGET_ADDR_SPACE_CONVERT): Likewise.
2823 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
2825 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
2827 (TARGET_INIT_BUILTINS): Use prototype.
2829 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
2830 Put 'const char *' in braces. Fix parameter types.
2831 (TARGET_INVALID_CONVERSION): Fix parameter types.
2832 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
2833 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
2835 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
2838 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
2840 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
2842 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
2844 * doc/tm.texi (TARGET_HELP): Fix return type.
2846 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
2847 in braces. Fix argument types.
2849 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
2851 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
2853 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
2855 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
2856 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
2858 (TARGET_MANGLE_TYPE): Fix argument types.
2860 (TARGET_IRA_COVER_CLASSES): Use prototype.
2862 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
2864 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
2866 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
2868 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
2870 (TARGET_CALLEE_COPIES): Fix argument types.
2872 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
2874 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
2876 (TARGET_FUNCTION_VALUE): Fix argument types.
2878 (TARGET_RETURN_IN_MSB): Fix argument type.
2880 (TARGET_RETURN_IN_MEMORY): Fix argument types.
2882 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
2884 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
2886 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
2887 agree with return type.
2889 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
2891 2010-01-15 Jing Yu <jingyu@google.com>
2893 PR rtl-optimization/42691
2894 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
2895 a pseudo to a constant and are merged, and adjust comments.
2897 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
2899 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
2901 2010-01-15 Richard Guenther <rguenther@suse.de>
2904 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
2905 labels of computed or non-local gotos to the destination.
2906 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
2907 landing pad label is the first label.
2909 2010-01-15 Richard Guenther <rguenther@suse.de>
2911 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
2913 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2916 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
2917 to allow generation of the xssqrtdp instruction on power7.
2918 (sqrtdf2_fpr): Ditto.
2920 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2923 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
2924 functions with noreturn attribute.
2927 * varasm.c (declare_weak): Add weak attribute to decl if it
2928 doesn't have one already.
2929 (assemble_external): Only add decls to weak_decls if they also
2930 have weak attribute.
2932 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
2934 * var-tracking.c (var_reg_delete): Don't delete the association
2935 between REGs and values or one-part variables if the register
2938 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2941 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
2942 because its first operand is a non-localized variable.
2944 2010-01-14 Martin Jambor <mjambor@suse.cz>
2946 PR tree-optimization/42706
2947 * tree-sra.c (encountered_recursive_call): New variable.
2948 (encountered_unchangable_recursive_call): Likewise.
2949 (sra_initialize): Initialize both new variables.
2950 (callsite_has_enough_arguments_p): New function.
2951 (scan_function): Call decl and flags check only for IPA-SRA, check
2952 whether there is a recursive call and whether it has enough arguments.
2953 (all_callers_have_enough_arguments_p): New function.
2954 (convert_callers): Look for recursive calls only when
2955 encountered_recursive_call is set.
2956 (ipa_early_sra): Bail out either if
2957 !all_callers_have_enough_arguments_p or
2958 encountered_unchangable_recursive_call.
2960 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2962 * sel-sched.c: Add 2010 to copyright years.
2963 * sel-sched-ir.c: Likewise.
2964 * sel-sched-ir.h: Likewise.
2966 2010-01-14 Martin Jambor <mjambor@suse.cz>
2968 PR tree-optimization/42714
2969 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
2970 constructors specially.
2972 2010-01-14 Andi Kleen <ak@linux.intel.com>
2974 * config/i386/drivers-i386.c (detect_caches_intel):
2975 Add l2sizekb parameter and fill in.
2976 (host_detect_local_cpu): Add l2sizekb, fill in.
2977 Add Atom small cache heuristic.
2979 2010-01-14 Andi Kleen <ak@linux.intel.com>
2981 * config/i386/drivers-i386.c (detect_caches_cpuid4):
2982 Add level3 parameter and fill in.
2983 (detect_caches_intel): Handle level3 cache.
2985 2010-01-14 Andi Kleen <ak@linux.intel.com>
2987 * config/i386/drivers-i386.c (host_detect_local_cpu):
2988 Fix core duo detection.
2990 2010-01-14 Andi Kleen <ak@linux.intel.com>
2992 * config/i386/drivers-i386.c (host_detect_local_cpu):
2995 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2997 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
2998 (rs6000_variable_issue_1): this. Use...
2999 (rs6000_variable_issue): here. Reimplement. Print debug info.
3001 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3003 * sel-sched-ir.c (sel_restore_other_notes): Rename to
3004 sel_restore_notes. Update all callers. Call reemit_notes
3007 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3009 PR rtl-optimization/42246
3010 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
3013 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3015 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
3016 all successors is the same as number of successors in current region.
3018 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3020 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
3021 to rename is not separable. Otherwise check that its LHS is not NULL.
3023 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3025 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
3027 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3029 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
3030 available registers when failed to discover LHS register class.
3031 Fix indentation. Update comment.
3033 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3034 Alexander Monakov <amonakov@ispras.ru>
3036 PR rtl-optimization/42389
3037 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
3039 (advance_state_on_fence): Likewise.
3040 (sel_target_adjust_priority): Print debug output only when
3041 sched_verbose >= 4, not 2.
3042 (get_expr_cost): Do not issue all unique insns on the next cycle.
3043 (fill_insns): Initialize can_issue_more from the value saved
3045 * sel-sched-ir.c (flist_add): New parameter issue_more.
3046 Init FENCE_ISSUE_MORE with it.
3047 (merge_fences): Likewise.
3048 (init_fences): Update call to flist_add.
3049 (add_to_fences, add_clean_fence_to_fences)
3050 (add_dirty_fence_to_fences): Likewise.
3051 (move_fence_to_fences): Update call to merge_fences.
3052 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
3054 * sel-sched-ir.h (struct _fence): New field issue_more.
3055 (FENCE_ISSUE_MORE): New accessor macro.
3057 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3059 PR rtl-optimization/42388
3060 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
3061 that have no predecessors nor successors. Do not call move_bb_info
3062 for empty blocks outside of current region.
3064 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3066 PR rtl-optimization/42294
3067 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
3068 * sel-sched.c (move_exprs_to_boundary): Transitively add all
3069 originators' originators.
3071 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3073 PR rtl-optimization/39453
3074 PR rtl-optimization/42246
3075 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
3077 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
3079 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3080 Alexander Monakov <amonakov@ispras.ru>
3083 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
3084 (maybe_tidy_empty_bb): ... here. Make static. Add new
3085 argument. Update all callers.
3086 (tidy_control_flow): ... and here. Recompute topological order
3087 of basic blocks in region if necessary.
3088 (sel_redirect_edge_and_branch): Change return type. Return true
3089 if topological order might have been invalidated.
3090 (purge_empty_blocks): Export and move from...
3091 * sel-sched.c (purge_empty_blocks): ... here.
3092 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
3093 (maybe_tidy_empty_bb): Delete prototype.
3094 (purge_empty_blocks): Declare.
3096 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3098 PR rtl-optimization/42249
3099 * sel-sched.c (try_replace_dest_reg): When chosen register
3100 and original register is the same, do not bail out early, but
3101 still check all original insns for validity of replacing destination
3102 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
3105 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3108 Port from no-undefined-overflow branch:
3109 2009-03-09 Richard Guenther <rguenther@suse.de>
3111 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
3113 2010-01-14 Richard Guenther <rguenther@suse.de>
3116 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
3118 2010-01-14 Ira Rosen <irar@il.ibm.com>
3120 PR tree-optimization/42709
3121 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
3122 as scalar type in creation of constant vector operand.
3124 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3127 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
3128 (check-parallel-%): Match `testsuite' directory component only
3131 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
3133 PR translation/39521
3134 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
3137 2010-01-13 Richard Guenther <rguenther@suse.de>
3139 PR tree-optimization/42730
3140 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
3143 2010-01-13 Steve Ellcey <sje@cup.hp.com>
3146 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
3147 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
3150 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
3152 * config/bfin/libgcc-bfin.ver: Regenerate based on current
3153 libgcc-std.ver. Add entries for ___smulsi3_highpart and
3154 ___umulsi3_highpart.
3156 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
3157 rather than schedule_insns if the pass is enabled.
3159 2010-01-13 Martin Jambor <mjambor@suse.cz>
3161 PR tree-optimization/42704
3162 * tree-sra.c (sra_modify_assign): Do not delete assignments to
3165 2010-01-13 Martin Jambor <mjambor@suse.cz>
3167 PR tree-optimization/42703
3168 * tree-sra.c (analyze_access_subtree): Check that we can build a
3169 reference to the original data within the aggregate.
3171 2010-01-13 Richard Guenther <rguenther@suse.de>
3173 PR tree-optimization/42705
3174 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
3176 2010-01-13 Richard Guenther <rguenther@suse.de>
3179 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
3181 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3184 * var-tracking.c (values_to_unmark): New variable.
3185 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3186 values_to_unmark vector. Moved body to...
3187 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3188 instead queue it into values_to_unmark vector.
3189 (vt_find_locations): Free values_to_unmark vector.
3191 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
3193 * config/s390/s390.c (override_options): Set
3194 default of max-pending-list-length to 256
3196 2010-01-13 Richard Guenther <rguenther@suse.de>
3199 * tree-pass.h (PROP_gimple_lcx): New.
3200 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
3201 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
3202 before the final cleanup_eh.
3203 (dump_properties): Dump PROP_gimple_lcx.
3204 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
3205 (tree_lower_complex_O0): Remove.
3206 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
3207 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
3208 tree_lower_complex, schedule TODO_update_ssa.
3209 * lto-streamer-out.c (output_function): Stream the functions
3211 * lto-streamer-in.c (input_function): Likewise.
3212 (lto_read_body): Do not override them here.
3214 2010-01-12 Joseph Myers <joseph@codesourcery.com>
3217 * c-typeck.c (build_c_cast): Fold value cast to union type before
3218 wrapping it in a CONSTRUCTOR.
3220 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3222 PR rtl-optimization/42699
3223 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
3226 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3228 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3229 SUBTARGET_WARN_UNUSED_SPEC): Move ...
3230 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3231 SUBTARGET_WARN_UNUSED_SPEC): ... here
3232 * config/mips/iris5.h (LIBGCC_SPEC): Define.
3234 2010-01-12 Julian Brown <julian@codesourcery.com>
3236 * config/arm/neon-schedgen.ml (Utils): Don't try to
3237 open missing module.
3238 (find_with_result): New.
3240 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3243 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
3244 sharing when canonicalizing ({lt,ge}u (plus a b) b).
3246 PR tree-optimization/42645
3247 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
3248 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
3249 decl_map, set processing_debug_stmt to -1 and return name without
3252 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
3254 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
3255 binutils version, and reword target configuration description.
3257 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3259 * config/avr/avr.h (LINKER_NAME): Remove.
3261 2010-01-11 Janis Johnson <janis187@us.ibm.com>
3264 * config/rs6000/rs6000.c (rs6000_override_options): On targets
3265 that support VSX, warn for -mno-altivec if vsx is not disabled,
3268 2010-01-11 Joseph Myers <joseph@codesourcery.com>
3269 Shujing Zhao <pearly.zhao@oracle.com>
3271 PR translation/42469
3272 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
3273 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
3274 character between option name and help text.
3275 * c.opt (imultilib): Likewise.
3277 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
3279 * lto-streamer-out.c (output_unreferenced_globals): Output static
3282 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
3284 PR rtl-optimization/42621
3285 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
3286 optimizing for size.
3287 (duplicate_computed_gotos): Remove now-redundant check.
3289 2010-01-10 Steve Ellcey <sje@cup.hp.com>
3292 * configure.ac: Save and restore LDFLAGS and LIBS
3293 * configure: Regenerate.
3295 2010-01-10 Richard Guenther <rguenther@suse.de>
3298 * builtins.c (fold_builtin_strlen): Add type argument and
3299 convert the resulting length to it.
3300 (fold_builtin_1): Adjust.
3302 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3304 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
3305 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
3307 (num_insns_constant_wide): Adjust for that change.
3309 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3312 * web.c (union_defs): Add used argument, to combine uses of
3314 (entry_register): Adjust type and tests of used argument.
3315 (web_main): Widen used for new use. Pass it to union_defs.
3316 * df.h (union_defs): Adjust prototype.
3318 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3321 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
3322 uses in new incoming argument. Free body.
3323 (reset_debug_uses_in_loop): New.
3324 (analyze_insn_to_expand_var): Call the latter if the former found
3325 anything. Fix whitespace. Reject invalid dest overlaps before
3326 going through all insns in the loop.
3328 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3331 * haifa-sched.c (dying_use_p): Debug insns don't count.
3333 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3336 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
3337 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
3338 (verify_gimple_call): Reject LHS in noreturn calls.
3340 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3344 * tree-vect-loop-manip.c (adjust_info): New type.
3345 (adjust_vec): New pointer to vector.
3346 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
3347 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
3348 (slpeel_update_phis_for_duplicate_loop): Use them.
3349 (slpeel_update_phi_nodes_for_guard1): Likewise.
3350 (slpeel_update_phi_nodes_for_guard2): Likewise.
3351 (slpeel_tree_peel_loop_to_edge): Likewise.
3352 (vect_update_ivs_after_vectorizer): Likewise.
3354 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3356 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
3357 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3359 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3361 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
3362 bogus uninitialized warning.
3364 2010-01-09 Richard Guenther <rguenther@suse.de>
3367 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
3368 the evolution is compatible with the initial condition.
3370 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3372 * gcc.c (process_command): Update copyright notice dates.
3373 * gcov.c (print_version): Likewise.
3374 * gcov-dump.c (print_version): Likewise.
3375 * mips-tfile.c (main): Likewise.
3376 * mips-tdump.c (main): Likewise.
3378 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3381 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
3383 (rotlhi3_8): Delete.
3385 (rotlsi3_8): Delete.
3386 (rotlsi3_16): Delete.
3387 (rotlsi3_24): Delete.
3389 (*rotw<mode>3): New.
3390 (*rotb<mode>3): New.
3391 * config/avr/avr.c (avr_rotate_bytes): New function.
3392 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
3394 2010-01-08 Steve Ellcey <sje@cup.hp.com>
3397 * configure.ac: Modify -rdynamic check.
3398 * configure: Regenerate.
3400 2010-01-08 DJ Delorie <dj@redhat.com>
3402 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
3403 register popping order.
3405 2010-01-08 Richard Guenther <rguenther@suse.de>
3408 * c.opt (fsigned-char): Also let LTO handle this option.
3409 (funsigned-char): Likewise.
3411 2010-01-07 Richard Guenther <rguenther@suse.de>
3413 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
3414 (gimple_op): Likewise.
3415 (gimple_op_ptr): Likewise.
3416 (gimple_assign_set_lhs): Remove gcc_assert.
3417 (gimple_assign_set_rhs1): Likewise.
3418 (gimple_assign_set_rhs2): Likewise.
3419 (gimple_call_set_lhs): Likewise.
3420 (gimple_call_set_fn): Likewise.
3421 (gimple_call_set_fndecl): Likewise.
3422 (gimple_call_fndecl): Likewise.
3423 (gimple_call_return_type): Likewise.
3424 (gimple_call_set_chain): Likewise.
3425 (gimple_call_num_args): Likewise.
3426 (gimple_call_set_arg): Likewise.
3427 (gimple_cond_set_code): Likewise.
3428 (gimple_cond_set_lhs): Likewise.
3429 (gimple_cond_set_rhs): Likewise.
3430 (gimple_cond_set_true_label): Likewise.
3431 (gimple_cond_set_false_label): Likewise.
3432 (gimple_label_set_label): Likewise.
3433 (gimple_goto_set_dest): Likewise.
3434 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
3435 (gimple_debug_bind_get_value): Likewise.
3436 (gimple_debug_bind_get_value_ptr): Likewise.
3437 (gimple_debug_bind_set_var): Likewise.
3438 (gimple_debug_bind_set_value): Likewise.
3439 (gimple_debug_bind_reset_value): Likewise.
3440 (gimple_debug_bind_has_value_p): Likewise.
3441 (gimple_return_retval_ptr): Remove gcc_assert.
3442 (gimple_return_retval): Likewise.
3443 (gimple_return_set_retval): Likewise.
3444 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
3445 (safe_referenced_var_iterator): Remove.
3446 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
3447 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
3448 (fill_referenced_var_vec): Remove.
3449 (first_readonly_imm_use): Remove redundant gcc_assert.
3450 (phi_arg_index_from_use): Combine gcc_asserts.
3451 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
3452 (first_imm_use_stmt): Remove redundant gcc_assert.
3453 * tree-cfg.c (verify_gimple_call): Verify function and chain
3454 operands. Verify arguments.
3455 (verify_types_in_gimple_stmt): Verify condition code and labels.
3457 2010-01-07 Richard Guenther <rguenther@suse.de>
3459 PR tree-optimization/42641
3460 * sese.c (rename_map_elt_info): Use the SSA name version, do
3463 2010-01-07 Jakub Jelinek <jakub@redhat.com>
3465 PR tree-optimization/42625
3466 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
3467 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
3469 2010-01-07 Duncan Sands <baldrick@free.fr>
3471 * Makefile.in (PLUGIN_HEADERS): Add version.h.
3473 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
3476 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
3477 note itself is not function_invariant_p.
3479 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
3481 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
3482 Do not add the DF_NOTE problem.
3483 * store-motion.c (execute_rtl_store_motion): Likewise.
3485 2010-01-07 Martin Jambor <mjambor@suse.cz>
3487 PR tree-optimization/42157
3488 * tree-sra.c (compare_access_positions): Stabilize sort if both
3489 accesses have integer types, return zero immediately if they are the
3492 2010-01-06 Richard Henderson <rth@redhat.com>
3495 * haifa-sched.c (add_to_note_list): Merge into ...
3496 (concat_note_lists): ... here, and ...
3497 (unlink_other_notes, rm_other_notes): Merge into...
3498 (remove_notes): ... here. Create REG_SAVE_NOTEs for
3499 NOTE_INSN_EPILOGUE_BEG.
3501 2010-01-06 Richard Guenther <rguenther@suse.de>
3503 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
3504 not inline regular functions into always-inline functions.
3506 2010-01-06 Nick Clifton <nickc@redhat.com>
3508 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
3509 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
3511 (OVERRIDE_OPTIONS): Delete.
3512 (OPTIMIZATION_OPTIONS): Define.
3513 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
3514 * config/rx/rx.c (rx_handle_option): Issue an error message if
3515 -mcpu=rx200 and -fpu are used together.
3516 (rx_set_optimization_options): New function. Issue an error
3517 message if an optimization attribute attempts to reset the FPU/
3518 math optimization pairing.
3519 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
3520 * config/rx/rx.opt: Set the default to 32-bit doubles.
3521 * config/rx/t-rx: Add multilibs for -nofpu option.
3522 * doc/invoke.texi: Update documentation of RX options.
3524 2010-01-06 Richard Guenther <rguenther@suse.de>
3526 * tree-ssa-pre.c (name_to_id): New global.
3527 (alloc_expression_id): Simplify SSA name handling.
3528 (lookup_expression_id): Likewise.
3529 (init_pre): Zero name_to_id.
3530 (fini_pre): Free it.
3532 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
3534 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
3536 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
3539 * config/i386/sse.md (smaxv2di3): New.
3540 (umaxv2di3): Likewise.
3541 (sminv2di3): Likewise.
3542 (uminv2di3): Likewise.
3544 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
3547 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
3548 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
3549 (legitimize_tls_address): Likewise.
3550 (sparc_tls_referenced_p): Likewise.
3551 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
3552 and adjust calls to legitimize_pic_address.
3553 (legitimate_constant_p) Use sparc_tls_referenced_p.
3554 (legitimate_pic_operand_p): Likewise.
3555 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
3556 (sparc_tls_symbol_ref_1): Delete.
3557 (sparc_tls_referenced_p): Make static, recognize specific patterns.
3558 (legitimize_tls_address): Make static, handle CONST patterns.
3559 (legitimize_pic_address): Make static, remove unused parameter and
3560 adjust recursive calls.
3561 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
3562 and adjust call to legitimize_pic_address.
3563 (sparc_output_mi_thunk): Likewise.
3565 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
3566 H.J. Lu <hongjiu.lu@intel.com>
3569 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
3570 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
3571 operands to make them signed.
3574 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3577 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3578 GTU to GT for V4SI and V2DI.
3580 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3581 (umin<mode>3): Removed.
3583 (uminv4si3): Likewise.
3585 2010-01-05 Martin Jambor <mjambor@suse.cz>
3587 PR tree-optimization/42462
3588 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
3589 current_function_decl to helper functions and macros.
3591 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3594 * flags.h: Don't include real.h.
3595 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
3596 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
3597 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
3598 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
3599 * dominance.c: Update copyright.
3600 * gimple.c (walk_gimple_op): Remove inline.
3601 * tree-ssa-reassoc.c: Include real.h.
3602 * Makefile.in (FLAGS_H): Remove $(REAL_H).
3603 (tree-ssa-reassoc.o): Depend on $(REAL_H).
3605 2010-01-05 Nick Clifton <nickc@redhat.com>
3607 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
3608 register to push into the stack frame when the accumulator has to
3609 be saved during interrupts.
3611 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
3613 * doc/invoke.texi: Remove the documentation about option
3615 * common.opt (Wunreachable-code): Preserved for backward
3617 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
3618 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
3619 the backward compatibility flag section.
3621 2010-01-05 Richard Guenther <rguenther@suse.de>
3623 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
3625 2010-01-05 Jakub Jelinek <jakub@redhat.com>
3628 * cfgexpand.c (expand_one_var): Diagnose too large variables.
3630 PR tree-optimization/42508
3631 * tree-sra.c (convert_callers): Check for recursive call
3632 by comparing cgraph nodes instead of decls.
3633 (modify_function): Call ipa_modify_formal_parameters also
3634 on all same_body aliases.
3636 * cgraphunit.c (cgraph_materialize_all_clones): Compare
3637 cgraph nodes when checking for same_body aliases.
3639 2010-01-05 Richard Guenther <rguenther@suse.de>
3641 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
3642 allocation and lookup.
3643 (get_or_alloc_expr_for_constant): Likewise.
3644 (phi_translate): Sink allocation.
3646 2010-01-04 Richard Guenther <rguenther@suse.de>
3648 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
3649 a new entry only if needed.
3650 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
3651 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
3653 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
3655 (phi_translate): Handle CONSTANTs early.
3657 2010-01-04 Martin Jambor <mjambor@suse.cz>
3659 PR tree-optimization/42398
3660 * tree-sra.c (struct access): Removed flag grp_different_types.
3661 (dump_access): Do not dump the removed flag.
3662 (sort_and_splice_var_accesses): Do not set the removed flag.
3663 (sra_modify_expr): Check for type compatibility directly.
3665 2010-01-04 Martin Jambor <mjambor@suse.cz>
3667 PR tree-optimization/42366
3668 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
3669 edges with variable number of parameters.
3670 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
3671 flag instead of asserting it.
3672 (ipa_read_node_info): Read uses_analysis_done flag.
3674 2010-01-04 Richard Guenther <rguenther@suse.de>
3676 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
3677 iterative_hash_* as intended.
3678 (vn_reference_compute_hash): Likewise. Simplify hashing
3680 (vn_reference_lookup_2): Likewise.
3681 (vn_nary_op_compute_hash): Likewise.
3682 (vn_phi_compute_hash): Likewise.
3683 (expressions_equal_p): Remove strange code.
3684 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
3685 (pre_expr_hash): Likewise. Simplify hashing SSA names.
3686 (bitmap_insert_into_set_1): Take value-id as parameter.
3687 (add_to_value): Pass it.
3688 (bitmap_insert_into_set): Likewise.
3689 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
3691 2010-01-04 Jakub Jelinek <jakub@redhat.com>
3694 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
3695 (do_self_spec): For switches with SWITCH_IGNORE set set also
3696 SWITCH_IGNORE_PERMANENTLY.
3697 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
3700 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
3702 * lto-streamer-out.c (output_unreferenced_globals): Output the full
3703 tree of an unreferenced global var.
3705 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3708 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3709 GTU to GT for V4SI and V2DI.
3711 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3712 (umin<mode>3): Removed.
3714 (uminv4si3): Likewise.
3716 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3719 * collect2.c (main): Turn on trace in collect2 if -v is passed
3722 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
3724 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
3725 description of expression operand.
3727 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
3729 * configure.ac: Add install-html to target_list for Make-hooks.
3730 * configure: Regenerate.
3731 * fortran/Make-lang.in (F95_HTMLFILES): New.
3732 (fortran.html): Use it.
3733 (fortran.install-html): New.
3734 * Makefile.in (install-html): Add lang.install-html.
3735 * java/Make-lang.in (JAVA_HTMLFILES): New.
3736 (java.html): Use it.
3737 (java.install-html): New.
3738 * objc/Make-lang.in (objc.install-html): New.
3739 * objcp/Make-lang.in (obj-c++.install-html): New.
3740 * cp/Make-lang.in (c++.install-html): New.
3741 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
3742 * lto/Make-lang.in (lto.install-html): New.
3744 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
3747 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
3749 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
3751 PR rtl-optimization/41862
3752 * store-motion.c (store_killed_in_insn, compute_store_table,
3753 remove_reachable_equiv_notes, replace_store_insn,
3754 build_store_vectors): Ignore all DEBUG_INSNs.
3756 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
3759 * common.opt: Add dumpdir.
3761 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
3763 (option_map): Add --dumpdir.
3765 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
3767 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
3769 * opts.c (decode_options): Try dump_dir_name first if
3770 dump_base_name isn't an absolute path.
3771 (common_handle_option): Handle OPT_dumpdir.
3773 * toplev.c (dump_dir_name): New.
3774 (print_switch_values): Also ignore -dumpdir.
3776 * toplev.h (dump_dir_name): New.
3778 2010-01-03 Richard Guenther <rguenther@suse.de>
3780 PR tree-optimization/42589
3781 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
3782 double-word expansion of bswap32.
3784 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
3786 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
3787 with BLOCK_FOR_INSN.
3788 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
3789 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
3790 noce_process_if_block): Likewise.
3791 * gcse.c (compute_local_properties, insert_expr_in_table,
3792 insert_set_in_table, canon_list_insert, find_avail_set,
3793 pre_insert_copy_insn): Likewise.
3795 * basic-block.h (BLOCK_NUM): Move from here...
3796 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
3798 2010-01-03 Richard Guenther <rguenther@suse.de>
3800 PR tree-optimization/42438
3801 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
3802 contains_may_not_return_call flag.
3803 (BB_MAY_NOTRETURN): New.
3804 (valid_in_sets): Trapping nary operations are not valid
3805 in blocks that may not return.
3806 (insert_into_preds_of_block): Remove check for trapping expressions.
3807 (compute_avail): Compute also BB_MAY_NOTRETURN.
3809 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
3811 * doc/invoke.texi: Add 2010 to copyright years.
3813 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
3815 * config/sparc/sparc.c: Fix formatting nits.
3817 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
3818 Alexander Monakov <amonakov@ispras.ru>
3820 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
3822 2010-01-02 Richard Guenther <rguenther@suse.de>
3825 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
3826 (simplify_switch_using_ranges): Mark to be removed edges
3829 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3831 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3833 * collect2.c (scan_libraries): Add missing argument in call to
3836 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
3839 * config/alpha/predicates.md (aligned_memory_operand): Return false
3841 (unaligned_memory_operand): Return true for CQImode.
3842 * config/alpha/alpha.c (get_aligned_mem): Assert that location
3843 doesn not cross aligned SImode word boundary.
3845 2010-01-02 Anatoly Sokolov <aesok@post.ru>
3847 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
3849 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
3850 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
3852 2010-01-02 Richard Guenther <rguenther@suse.de>
3855 * toplev.c (compile_file): Emit LTO marker properly. Change
3857 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
3859 2010-01-01 Richard Guenther <rguenther@suse.de>
3862 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
3864 2010-01-01 Richard Guenther <rguenther@suse.de>
3867 * c-decl.c (grokdeclarator): For zero-size arrays force
3868 structural equality checks as layout_type does.
3870 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
3872 * builtins.c: Update copyright to 2010.
3874 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
3877 * lto-streamer-out.c (produce_asm): Revert the last change.
3878 (copy_function): Likewise.
3880 * lto-streamer.c (lto_get_section_name): Skip any leading
3883 2010-01-01 Richard Guenther <rguenther@suse.de>
3886 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
3890 Copyright (C) 2010 Free Software Foundation, Inc.
3892 Copying and distribution of this file, with or without modification,
3893 are permitted in any medium without royalty provided the copyright
3894 notice and this notice are preserved.