1 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
4 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
7 2010-03-18 Michael Matz <matz@suse.de>
10 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
11 into sqrt(x) if we need to preserve signed zeros.
13 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
14 Eric Botcazou <ebotcazou@adacore.com>
16 PR rtl-optimization/43360
17 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
18 note if we don't know its invariant status.
20 2010-03-18 Michael Matz <matz@suse.de>
22 PR tree-optimization/43402
23 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
24 PHI chains of ssa names registered for update.
26 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
29 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
30 non-offsettable and pre_modify update addressing.
31 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
32 and "2" alternatives "#".
33 (*movdd_softfloat32): Make all alternatives "#";
34 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
35 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
36 (*movdf_softfloat32): Make all alternatives "#";
37 (movdi): Use the new DIFD mode iterator to create a common splitter
38 for movdi, movdf and movdd patterns.
40 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
42 * common.opt (dumpdir): Remove redundant tab.
44 2010-03-17 Martin Jambor <mjambor@suse.cz>
46 PR tree-optimization/43347
47 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
48 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
50 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
52 PR rtl-optimization/42216
53 * regrename.c (create_new_chain): New function, broken out from...
54 (scan_rtx_reg): ... here. Call it. Handle the case where we are
55 appending a use to an empty chain.
56 (build_def_use): Remove previous changes that convert OP_INOUT to
57 OP_OUT operands; instead detect the case where an OP_INOUT operand
58 uses a previously untracked register and create an empty chain for
61 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
63 * doc/extend.texi (Function Attributes): Rewrite unfinished
64 sentence in ms_abi documentation.
66 2010-03-17 Alan Modra <amodra@gmail.com>
68 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
69 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
70 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
71 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
73 2010-03-16 Richard Henderson <rth@redhat.com>
76 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
77 (lower_try_finally): Save and restore eh_seq around the expansion
80 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
82 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
83 statements before splitting block.
85 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
87 * doc/sourcebuild.texi (Testsuites): Fix markup.
88 Use pathnames relative to gcc/testsuite.
89 (Test Directives): Move description of how timeout is determined.
90 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
91 (C Tests): Correct gcc.misc-tests directory.
92 Framework tests now live in gcc.test-framework.
94 2010-03-16 Richard Guenther <rguenther@suse.de>
97 * tree-cfg.c (gimple_merge_blocks): When propagating virtual
98 PHI operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI
101 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
102 Alexandre Oliva <aoliva@redhat.com>
104 PR tree-optimization/42917
105 * lambda-code.c (remove_iv): Skip debug statements.
106 (lambda_loopnest_to_gcc_loopnest): Likewise.
107 (not_interesting_stmt): Debug statements are not interesting.
109 2010-03-16 Jakub Jelinek <jakub@redhat.com>
113 * cselib.c (cselib_preserve_constants,
114 cfa_base_preserved_val): New static variables.
115 (preserve_only_constants): New function.
116 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
117 clear its REG_VALUES. If cselib_preserve_constants, don't
118 empty the whole hash table, but preserve there VALUEs with constants,
119 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
120 (cselib_preserve_cfa_base_value): New function.
121 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
122 (cselib_init): Change argument to int bitfield. Set
123 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
125 (cselib_finish): Clear cselib_preserve_constants and
126 cfa_base_preserved_val.
127 * cselib.h (enum cselib_record_what): New enum.
128 (cselib_init): Change argument to int.
129 (cselib_preserve_cfa_base_value): New prototype.
130 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
131 * dse.c (dse_step1): Likewise.
132 * cfgcleanup.c (thread_jump): Likewise.
133 * sched-deps.c (sched_analyze): Likewise.
134 * gcse.c (local_cprop_pass): Likewise.
135 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
136 If FN is non-NULL, call the callback always and whenever it returns
137 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
138 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
139 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
140 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
141 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
142 * var-tracking.c: Include recog.h.
143 (bb_stack_adjust_offset): Remove.
144 (vt_stack_adjustments): Don't call it, instead just gather the
145 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
146 (adjust_stack_reference): Remove.
147 (compute_cfa_pointer): New function.
148 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
149 (struct adjust_mem_data): New type.
150 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
152 (get_address_mode): New function.
153 (replace_expr_with_values): Use it.
154 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
155 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
156 (adjust_sets): Remove.
157 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
158 Use get_address_mode.
159 (get_adjusted_src): Remove.
160 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
161 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
162 (add_with_sets): Don't call adjust_sets.
163 (fp_setter, vt_init_cfa_base): New functions.
164 (vt_initialize): Change return type to bool. Move most of pool etc.
165 initialization to the beginning of the function from end. Pass
166 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
167 If !frame_pointer_needed, call vt_stack_adjustment before mos
168 vector is filled, call vt_init_cfa_base if argp/framep has been
169 eliminated to sp. If frame_pointer_needed and argp/framep has
170 been eliminated to hard frame pointer, set
171 hard_frame_pointer_adjustment and call vt_init_cfa_base after
172 encountering fp setter in the prologue. For MO_ADJUST, call
173 log_op_type before pusing the op into mos vector, not afterwards.
174 Call adjust_insn before cselib_process_insn/add_with_sets,
175 call cancel_changes (0) afterwards.
176 (variable_tracking_main_1): Adjust for vt_initialize calling
177 vt_stack_adjustments and returning whether it succeeded or not.
179 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
181 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
184 2010-03-15 Jakub Jelinek <jakub@redhat.com>
186 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
188 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
189 drap_reg has not been set.
191 2010-03-15 Michael Matz <matz@suse.de>
194 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
195 use it to expand block copies.
196 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
197 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
198 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
200 2010-03-15 Richard Guenther <rguenther@suse.de>
202 PR tree-optimization/43367
203 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
206 2010-03-15 Richard Guenther <rguenther@suse.de>
208 PR tree-optimization/43317
209 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
211 2010-03-15 Martin Jambor <mjambor@suse.cz>
213 PR tree-optimization/43141
214 * tree-sra.c (create_abstract_origin): New function.
215 (modify_function): Call create_abstract_origin.
217 2010-03-15 Chris Demetriou <cgd@google.com>
219 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
222 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
225 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
226 call insert_out_of_ssa_copy for default definitions.
228 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
230 * graphite-clast-to-gimple.c (my_long_long): Defined.
231 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
232 * graphite-sese-to-poly.c (my_long_long): Defined.
233 (scop_ivs_can_be_represented): Use it.
235 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
237 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
238 graphite-max-bbs-per-function, and loop-block-tile-size.
239 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
241 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
243 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
245 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
247 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
248 (add_upper_bounds_from_estimated_nit): New.
249 (build_loop_iteration_domains): Use it.
251 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
253 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
255 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
258 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
259 should be an INTEGER_CST. Also handle CASE_CONVERT.
261 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
263 * graphite.c (graphite_initialize): To bound the number of bbs per
264 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
265 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
266 * doc/invoke.texi: Document it.
268 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
270 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
271 * graphite-sese-to-poly.h (build_poly_scop): Same.
273 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
275 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
276 the number of parameters in the scop. Use as an upper bound
277 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
278 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
279 * doc/invoke.texi: Document it.
281 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
283 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
284 * doc/c-tree.texi: Remove.
285 * doc/generic.texi: Merge c-tree.texi here.
286 * doc/gccint.texi (Trees): Remove menu entry.
287 (c-tree.texi): Remove @include.
288 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
289 * doc/languages.texi (Reading RTL): Ditto.
291 2010-03-12 Steve Ellcey <sje@cup.hp.com>
294 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
296 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
299 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
300 code added to work around reload clobbering CONST insns.
302 2010-03-12 Jakub Jelinek <jakub@redhat.com>
304 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
305 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
306 (cselib_preserve_only_values): Remove retain argument, don't
307 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
308 * cselib.h (cselib_preserve_only_values): Remove retain argument.
309 * var-tracking.c (micro_operation): Move insn field before union.
310 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
311 (struct variable_tracking_info_def): Remove n_mos field, change
312 mos into a vector of micro_operations.
313 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
314 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
315 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
316 changing into a vector.
317 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
318 come before all other uops generated by add_stores.
319 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
321 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
322 a vector. Run just one pass over the bbs instead of separate counting
323 and computation phase.
324 (vt_finalize): Free VTI (bb)->mos vector instead of array.
327 * tree-inline.c (remap_decls): Put old_var rather than origin_var
328 into *nonlocalized_list vector.
329 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
330 even if origin is non-NULL.
331 (gen_variable_die): Likewise.
332 (process_scope_var): Don't change origin.
333 (gen_decl_die): Likewise.
334 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
335 before adding new edges instead of after it, fix moving over
338 2010-03-11 David S. Miller <davem@davemloft.net>
340 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
342 * configure: Rebuild.
344 2010-03-11 Martin Jambor <mjambor@suse.cz>
346 PR tree-optimization/43257
347 * tree.c (assign_assembler_name_if_neeeded): New function.
348 (free_lang_data_in_cgraph): Assembler name assignment moved to the
350 * tree.h (assign_assembler_name_if_neeeded): Declare.
351 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
352 the function if needed.
354 2010-03-11 Chris Demetriou <cgd@google.com>
356 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
357 include/stdint-gcc.h, and include/stdint.h world-readable.
359 2010-03-11 Richard Guenther <rguenther@suse.de>
361 PR tree-optimization/43255
362 * tree-vrp.c (process_assert_insertions_for): Do not insert
363 asserts for trivial conditions.
365 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
367 PR tree-optimization/43280
368 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
369 generation. Move calculation of size out of the if branch.
370 (find_bswap): Modify compare number generation.
372 2010-03-11 Richard Guenther <rguenther@suse.de>
375 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
376 (input_gimple_stmt): Fixup handled component types during
377 operand read. Also fix up decls in ADDR_EXPRs.
379 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
381 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
382 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
384 2010-03-10 Jan Hubicka <jh@suse.cz>
387 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
388 * varasm.c (get_variable_section): Don't do that here...
389 (make_decl_rtl): ... and here.
390 (do_assemble_alias): Produce decl RTL.
391 (assemble_alias): Likewise.
393 2010-03-10 Jakub Jelinek <jakub@redhat.com>
396 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
397 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
399 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
400 (based_loc_descr): Only express drap or vdrap regno based expressions
401 using DW_OP_fbreg when not optimizing.
402 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
403 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
404 REG_CFA_SET_VDRAP note.
406 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
408 PR tree-optimization/43236
409 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
410 error in calculation of base address in reverse iteration case.
411 (generate_builtin): Take number of latch executions if the statement
414 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
417 * tree-eh.c: Include pointer-set.h.
418 (lower_eh_dispatch): Filter out duplicate case labels and
419 remove the unneeded edge when the label is unused. Return
420 true when some edges are removed.
421 (execute_lower_eh_dispatch): When any lowering resulted in
422 removing an edge, also delete unreachable blocks.
424 2010-03-10 Jakub Jelinek <jakub@redhat.com>
427 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
428 UNSPEC_MACHOPIC_OFFSET.
430 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
433 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
434 (m68k_delegitimize_address): New function.
436 2010-03-09 Jakub Jelinek <jakub@redhat.com>
439 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
442 * var-tracking.c (adjust_sets): New function.
443 (count_with_sets, add_with_sets): Use it.
444 (get_adjusted_src): New inline function.
445 (add_stores): Use it.
448 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
449 call cselib_dummy_expand_value_rtx_cb instead of
450 cselib_expand_value_rtx_cb.
453 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
454 * config/i386/i386.c: Include debug.h and dwarf2out.h.
455 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
456 and .cfi_endproc around the pic thunks.
457 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
458 all queued unwind info register saves are saved before the call.
459 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
460 considered as sp-=4 for unwind info and the pop as sp+=4 which
461 also clobbers dest, but doesn't actually restore it.
464 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
467 2010-03-09 Jie Zhang <jie@codesourcery.com>
469 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
470 whitespaces in output template.
472 2010-03-09 Jie Zhang <jie@codesourcery.com>
474 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
477 2010-03-08 Jakub Jelinek <jakub@redhat.com>
479 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
480 builtins.exp in a separate job.
482 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
484 * graphite-sese-to-poly.c (add_param_constraints): Use
485 lower_bound_in_type and upper_bound_in_type.
487 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
489 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
490 instead of unsigned_type_node.
492 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
493 Reza Yazdani <reza.yazdani@amd.com>
496 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
497 on pointer type parameters.
499 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
503 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
504 handle conversions from pointer to integers.
505 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
506 induction variable, to be able to work with code generated by CLooG.
507 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
508 (build_poly_scop): Bail out if we cannot codegen a loop.
510 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
512 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
513 code generation with gloog_error.
515 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
517 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
518 Call fold_convert on all the returned values.
519 (expand_scalar_variables_expr): Pass to
520 expand_scalar_variables_ssa_name the type of the resulting expression.
522 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
524 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
525 ppl_min_for_le_pointset.
526 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
527 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
529 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
531 * graphite-dependences.c (map_into_dep_poly): Removed.
532 (dependence_polyhedron_1): Use combine_context_id_scat.
534 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
536 * graphite-poly.h (struct poly_scattering): Add layout documentation.
537 (struct poly_bb): Same.
538 (combine_context_id_scat): New.
540 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
543 * sese.c (name_defined_in_loop_p): Return false for default
546 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
548 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
549 and clean up the logic.
551 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
553 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
556 2010-03-08 Jakub Jelinek <jakub@redhat.com>
558 * var-tracking.c (remove_cselib_value_chains): Define only for
560 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
561 delete_slot_part, emit_notes_for_differences_1): Don't call
562 remove_cselib_value_chains here.
563 (set_slot_part, emit_notes_for_differences_2): Don't call
564 add_cselib_value_chains here.
565 (preserved_values): New vector.
566 (preserve_value): New function.
567 (add_uses, add_stores, vt_add_function_parameters): Use it
568 instead of cselib_preserve_value.
569 (changed_values_stack): New vector.
570 (check_changed_vars_0): New function.
571 (check_changed_vars_1, check_changed_vars_2): Use it.
572 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
573 changed_values_stack VALUEs.
574 (vt_emit_notes): For all preserved_values call
575 add_cselib_value_chains. If ENABLE_CHECKING call
576 remove_cselib_value_chains before verifying value_chains is empty.
577 Initialize and free changed_values_stack.
578 (vt_initialize): Initialize preserved_values.
579 (vt_finalize): Free preserved_values.
581 2010-03-08 Richard Guenther <rguenther@suse.de>
583 PR tree-optimization/43269
584 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
587 2010-03-08 Martin Jambor <mjambor@suse.cz>
589 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
590 (ipa_is_param_called): Removed.
591 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
592 (ipa_print_node_params): Do not print the called flag.
593 (ipa_write_node_info): Do not stream the called flag.
594 (ipa_read_node_info): Likewise.
596 2010-03-07 Jakub Jelinek <jakub@redhat.com>
599 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
600 * cselib.c (struct expand_value_data): Add dummy field.
601 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
603 (cselib_dummy_expand_value_rtx_cb): New function.
604 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
606 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
607 * var-tracking.c: Include pointer-set.h.
608 (variable): Change n_var_parts to char from int. Add
609 cur_loc_changed and in_changed_variables fields.
610 (variable_canonicalize): Remove.
611 (shared_var_p): New inline function.
612 (unshare_variable): Maintain cur_loc_changed and
613 in_changed_variables fields. If var was in changed_variables,
614 replace it there with new_var. Just copy cur_loc instead of
615 resetting it to something else.
616 (variable_union): Don't recompute cur_loc. Use shared_var_p.
617 (dataflow_set_union): Don't call variable_canonicalize.
618 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
619 of their DEBUG_EXPR_TREE_DECLs.
620 (canonicalize_loc_order_check): Verify that cur_loc is NULL
621 and in_changed_variables and cur_loc_changed is false.
622 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
623 and cur_loc_changed. Don't update cur_loc here.
624 (variable_merge_over_src): Don't call variable_canonicalize.
625 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
626 removing loc that is equal to cur_loc, clear cur_loc,
627 set cur_loc_changed and ensure variable_was_changed is called.
628 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
629 compare pointers in cur_loc check, if it is equal to loc,
630 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
631 (variable_different_p): Remove compare_current_location argument,
632 don't compare cur_loc.
633 (dataflow_set_different_1): Adjust variable_different_p caller.
634 (variable_was_changed): If dv had some var in changed_variables
635 already, reset in_changed_variables flag for it and propagate
636 cur_loc_changed over to the new variable. On empty var
637 always set cur_loc_changed. Set in_changed_variables on whatever
638 var is added to changed_variables.
639 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
640 Use shared_var_p. When removing loc that is equal to cur_loc,
641 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
642 end, don't set it to something else, just call variable_was_changed.
643 (delete_slot_part): Use shared_var_p. When cur_loc equals to
644 loc being removed, clear cur_loc and set cur_loc_changed.
645 Set cur_loc_changed if all locations have been removed.
646 (struct expand_loc_callback_data): New type.
647 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
648 allocated. Always create SUBREGs if simplify_subreg failed.
649 Prefer to use cur_loc, when that fails and still in
650 changed_variables (and seen first time) recompute it. Set
651 cur_loc_changed of variables which had to change cur_loc and
652 compute elcd->cur_loc_changed if any of the subexpressions used
653 had to change cur_loc.
654 (vt_expand_loc): Adjust to pass arguments in
655 expand_loc_callback_data structure.
656 (vt_expand_loc_dummy): New function.
657 (emitted_notes): New variable.
658 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
659 that weren't used for any other decl in current
660 emit_notes_for_changes call call vt_expand_loc_dummy to update
661 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
662 first loc_chain location if NULL before. Always use just
663 cur_loc instead of first loc_chain location. When cur_loc_changed
664 is false, when not --enable-checking=rtl just don't emit any note.
665 When rtl checking, compute the note and assert it is the same
666 as previous note. Clear cur_loc_changed and in_changed_variables
667 at the end before removing from changed_variables.
668 (check_changed_vars_3): New function.
669 (emit_notes_for_changes): Traverse changed_vars to call
670 check_changed_vars_3 on each changed var.
671 (emit_notes_for_differences_1): Clear cur_loc_changed and
672 in_changed_variables. Recompute cur_loc of new_var.
673 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
674 (vt_emit_notes): Initialize and destroy emitted_notes.
676 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
678 PR rtl-optimization/42220
679 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
680 Use verify_reg_tracked to determine if we should use OP_OUT rather
682 (build_def_use): If we see an in-out operand for a register that we
683 know nothing about, treat is an output if possible, fail the block if
686 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
689 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
692 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
695 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
696 uses of relevant DEFs that are dead outside the loop too.
698 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
700 * var-tracking.c (dataflow_set_merge): Swap src and src2.
702 2010-01-13 Jakub Jelinek <jakub@redhat.com>
704 * var-tracking.c (values_to_unmark): New variable.
705 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
706 values_to_unmark vector. Moved body to...
707 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
708 instead queue it into values_to_unmark vector.
709 (vt_find_locations): Free values_to_unmark vector.
711 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
713 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
714 (site.exp): Export them when plugins are enabled.
716 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
719 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
721 (chrec_fold_multiply): Same.
723 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
726 * c-decl.c (build_compound_literal): Return early if init is
729 2010-03-04 Martin Jambor <mjambor@suse.cz>
731 PR tree-optimization/43164
732 PR tree-optimization/43191
733 * tree-sra.c (type_consists_of_records_p): Reject records with
734 zero-size bit-fields at the end.
736 2010-03-04 Mike Stump <mikestump@comcast.net>
738 * Makefile.in (TAGS): Remove *.y.
740 2010-03-04 Richard Guenther <rguenther@suse.de>
742 PR tree-optimization/40761
743 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
745 (my_rev_post_order_compute): New function.
748 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
751 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
752 decrease the cost of an IV candidate when the cost is infinite.
754 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
756 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
757 Use '3DNow!' for the extension of that name, ensure normal space
759 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
761 2010-03-03 Jeff Law <law@redhat.com>
763 * PR middle-end/32693
764 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
766 (extract_bit_field_1): Likewise.
768 2010-03-03 Janis Johnson <janis187@us.ibm.com>
770 * doc/sourcebuild.texi (Test directives): Document that arguments
771 include-opts and exclude-opts are now optional for dg-skip-if,
772 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
774 2010-03-03 Jason Merrill <jason@redhat.com>
777 * cgraph.h (varpool_node): Add extra_name field.
778 * varpool.c (varpool_extra_name_alias): New.
779 (varpool_assemble_decl): Emit extra name aliases.
780 (varpool_mark_needed_node): Look past an extra name alias.
781 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
782 * lto-streamer-in.c (lto_input_tree): Read it.
783 * lto-streamer-out.c (output_unreferenced_globals): Write it.
785 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
787 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
788 (sparc*-*-solaris2*): ...this.
790 2010-03-03 Jakub Jelinek <jakub@redhat.com>
793 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
794 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
795 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
796 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
799 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
800 fallthrough to default handling, just with want_address 0 instead of 2.
801 For single element lists, add_AT_loc directly, otherwise create an
802 artificial variable DIE and stick location list to it.
805 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
806 (VAL_EXPR_HAS_REVERSE): Define.
807 (reverse_op): New function.
808 (add_stores): For reversible operations add an extra MO_VAL_USE.
810 2010-03-02 Jason Merrill <jason@redhat.com>
812 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
814 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
816 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
817 (sparc64-*-linux*): Likewise.
818 (sparc64-*-solaris2*): Include assembler files before linker ones.
819 (sparc-*-solaris2*): Simplify and reorder to match previous case.
820 * config/sparc/gas.h: Delete.
821 * config/sparc/sol2-64.h: Add copyright notice.
822 * config/sparc/sol2-gas-bi.h: Likewise.
823 * config/sparc/sol2-gld.h: Likewise.
824 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
825 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
826 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
827 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
828 (sparc_elf_asm_named_section): Rename into...
829 (sparc_solaris_elf_asm_named_section): ...this. Always define.
831 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
833 * config/alpha/alpha.c (override_options): Fix -mtune error message.
835 2010-03-02 Jeff Law <law@redhat.com>
838 * reload1.c (rtx_p, substitute_stack): Declare.
839 (substitute): Record addresses of changed rtxs.
840 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
841 Restore the original rtx when complete.
842 (reload): Free subsitute_stack when complete.
844 2010-03-02 Janis Johnson <janis187@us.ibm.com>
846 * doc/gccint.texi (menu): Add Testsuites as a chapter.
847 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
849 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
850 LTO Testing, gcov Testing, profopt Testing, compat Testing,
851 Torture Tests): Change from subsection to section.
853 2010-03-02 Jakub Jelinek <jakub@redhat.com>
854 Steven Bosscher <steven@gcc.gnu.org>
856 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
859 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
862 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
863 the assignment from the new induction variable to the assignment
864 of the value from the original loop PHI function.
866 2010-03-01 Janis Johnson <janis187@us.ibm.com>
867 Daniel Jacobowitz <dan@codesourcery.com>
869 * doc/sourcebuild.texi (Test directives): Clarify options to
872 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
874 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
875 Disable cfi directives unless GCC and gas agree on using read-only
876 .eh_frame sections for 64-bit.
877 * configure: Regenerate.
879 2010-03-01 Richard Guenther <rguenther@suse.de>
881 PR tree-optimization/43220
882 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
883 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
885 2010-03-01 Richard Guenther <rguenther@suse.de>
886 Martin Jambor <mjambor@suse.cz>
889 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
890 gimplified parameters.
892 2010-03-01 Christian Bruel <christian.bruel@st.com>
894 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
896 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
898 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
900 2010-03-01 Richard Guenther <rguenther@suse.de>
903 * expr.c (expand_assignment): Use the alias-oracle to tell
904 if the rhs aliases the result decl.
906 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
909 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
910 to sol_gt_pch_get_address.
911 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
912 64-bit, SPARC and x86.
913 (sol_gt_pch_get_address): New function.
915 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
917 * toplev.h (inform_n, error_n): Declare.
918 * diagnostic.c (inform_n, error_n): New function.
920 2010-03-01 Jakub Jelinek <jakub@redhat.com>
922 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
923 has no rtl yet when processing local_decls, queue it and recheck
924 if deferred stack allocation hasn't assigned it rtl.
926 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
928 * config/sh/sh.c (unspec_bbr_uid): New.
929 (gen_block_redirect): Use it instead of INSN_UID.
930 (gen_far_branch): Likewise.
932 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
934 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
935 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
937 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
939 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
940 (Warning Options): -Wno-conversion-null is valid for
941 Objective-C++ as well.
942 * doc/tm.texi (Named Address Spaces): Likewise.
943 * doc/plugins.texi (Plugins): Replace TABs with spaces.
944 * doc/tree-ssa.texi (Tree SSA): Likewise.
946 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
949 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
950 by default. Don't set the default arch for
951 i[34567]86-*-darwin*|x86_64-*-darwin*.
953 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
956 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
957 default. Set the default 32bit/64bit archs with $with_arch
958 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
960 2010-02-27 Richard Guenther <rguenther@suse.de>
962 PR tree-optimization/43186
963 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
964 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
965 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
968 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
970 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
971 required and i[34567]86-*-* targets don't support 64bit ISA.
973 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
976 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
979 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
981 * config.gcc: Set the default arch at least to Prescott for
982 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
983 if SSE math is enabled.
985 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
987 * diagnostic.c (diagnostic_initialize): Update.
988 (diagnostic_report_diagnostic): Test inhibit_notes_p for
990 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
991 (diagnostic_inhibit_notes): New.
992 * toplev.c (process_options): inhibit notes with -fcompare-debug.
994 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
997 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
998 * doc/standards.texi: Likewise.
999 * doc/extend.texi: Likewise.
1000 * doc/trouble.texi: Likewise.
1001 * doc/cppopts.texi: Likewise.
1002 * doc/install.texi: Likewise.
1003 * c.opt (std=c90,std=gnu90): New options.
1004 * c-opts.c (c_common_handle_option): Handle them.
1006 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1009 * c-decl.c (undeclared_variable): Use an informative note.
1011 2010-02-26 Richard Guenther <rguenther@suse.de>
1013 PR tree-optimization/43186
1014 * gimple.h (gimple_fold): Remove.
1015 * gimple.c (gimple_fold): Remove. Inline into single user ...
1016 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
1017 Try harder for conditions.
1019 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1022 * function.c (used_types_insert): Don't skip through named pointer
1023 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
1024 and it is different from the main variant's type.
1026 2010-02-26 Nick Clifton <nickc@redhat.com>
1028 * config/rx/rx.md (sminsi3): Remove bogus alternative.
1030 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1032 * config.gcc: Support --with-fpmath=sse for x86.
1034 * config/i386/ssemath.h: New.
1036 * doc/install.texi (--with-fpmath=sse): Documented.
1038 2010-02-26 Richard Guenther <rguenther@suse.de>
1040 PR tree-optimization/43188
1041 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
1042 vector types of over-aligned element type.
1044 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
1047 * config/i386/i386.c (expand_vec_perm_blend): Use correct
1048 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
1050 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
1052 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
1054 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1056 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
1057 * var-tracking.c: Include diagnostic.h.
1058 (debug_dv): New function.
1059 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
1062 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
1063 (add_value_chain, add_value_chains, remove_value_chain,
1064 remove_value_chains): Handle DEBUG_EXPRs.
1065 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
1068 * regcprop.c (struct queued_debug_insn_change): New type.
1069 (struct value_data_entry): Add debug_insn_changes field.
1070 (struct value_data): Add n_debug_insn_changes field.
1071 (debug_insn_changes_pool): New variable.
1072 (free_debug_insn_changes, apply_debug_insn_changes,
1073 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
1074 (kill_value_one_regno): Call free_debug_insn_changes if needed.
1075 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
1077 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
1079 (copyprop_hardreg_forward_1): Don't call apply_change_group for
1080 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
1081 changes, call cprop_find_used_regs via note_stores.
1082 (copyprop_hardreg_forward): When copying vd from predecessor
1083 which has any queued DEBUG_INSN changes, make sure the pointers are
1084 cleared. At the end call df_analyze and then if there are any
1085 DEBUG_INSN changes queued at the end of some basic block for still
1086 live registers, apply them.
1087 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
1089 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
1091 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
1094 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
1096 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
1097 targets. Set the default with_cpu/with_arch from arch/cpu.
1098 Allow x86-64 and native for with_cpu/with_arch.
1100 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
1102 * ebitmap.c: Change calls to verify_popcount with calls to
1103 sbitmap_verify_popcount.
1104 (ebitmap_clear_bit): Fixed map->cacheindex test and
1105 map>cache update when bit clearing results in an empty
1108 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1111 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
1112 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
1113 and support both V2DF and V2DI modes.
1114 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
1115 support both V2DF and V2DI modes.
1116 (general): Delete trailing whitespace from a few patterns.
1118 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1119 V2DF/V2DI interleave high/low builtins.
1121 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
1124 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
1125 interleave high/low functions.
1127 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
1129 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
1130 #pragma extern_prefix.
1132 2010-02-25 Jakub Jelinek <jakub@redhat.com>
1135 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
1136 BLKmode, assert op0 is a MEM and just adjust its mode.
1139 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
1140 if bitpos isn't multiple of mode's bitsize.
1142 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1144 * c.opt (-ftemplate-depth=): New.
1145 (-ftemplate-depth-): Deprecate.
1146 * optc-gen.awk: Handle -ftemplate-depth=.
1147 * opth-gen.awk: Likewise.
1148 * c-opts.c (c_common_handle_option): Likewise.
1149 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
1151 2010-02-24 Jason Merrill <jason@redhat.com>
1153 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
1155 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1157 * cfg.c (alloc_aux_for_block): Remove inline.
1158 (alloc_aux_for_edge): Likewise.
1160 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1162 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
1164 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1166 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
1167 * config/i386/sol2-gas.h: New file.
1168 * config.gcc (i[34567]86-*-solaris2*): Use it.
1170 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1173 * c-typeck.c (ep_convert_and_check): New.
1174 (build_conditional_expr): Use it.
1175 (build_binary_op): Likewise.
1177 2010-02-24 Jakub Jelinek <jakub@redhat.com>
1179 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
1182 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
1183 bounds even for -O+.
1184 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
1185 expr needs to have DECL_NAME set.
1187 2010-02-24 Nick Clifton <nickc@redhat.com>
1189 * config/mep/mep.c: Include gimple.h.
1190 (mep_function_uses_sp): Delete unused function.
1191 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
1192 parameters. Use unsigned integers to count args. Return a
1193 NULL_RTX instead of an error_mark_node. Toidy up formatting.
1195 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1198 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
1199 greater or equal to nelt instead of 2 * nelt.
1200 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
1203 2010-02-23 Jason Merrill <jason@redhat.com>
1206 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
1207 in cfun->local_decls even if they have register types.
1210 * stor-layout.c (place_field): Don't warn about unnecessary
1211 DECL_PACKED if the type is packed.
1213 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1216 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
1217 GOTOFF relocs, even when the base reg isn't pic pointer.
1219 2010-02-23 Michael Matz <matz@suse.de>
1222 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
1223 (expand_gimple_basic_block): Generate and use debug temps if there
1224 are debug uses left after the last real use of TERed ssa names.
1225 Unlink debug immediate uses when they are expanded.
1227 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1230 * config/i386/i386.c (override_options): Reorganise to provide
1231 better error messages.
1233 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1236 * graphite-scop-detection.c (create_single_exit_edge): Move
1237 the call to find_single_exit_edge to....
1238 (create_sese_edges): ...here. Don't handle multiple edges
1239 exiting the function.
1240 (build_graphite_scops): Don't handle multiple edges
1241 exiting the function.
1243 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1246 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
1247 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
1249 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1252 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
1254 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1257 * c-typeck.c (convert_arguments): Print declaration location.
1258 * c-common.c (validate_nargs): Rename as
1259 builtin_function_validate_nargs.
1260 (check_builtin_function_arguments): Update.
1262 2010-02-22 Richard Guenther <rguenther@suse.de>
1265 * tree-inline.c (declare_return_variable): Use the type of
1266 the call stmt lhs if available.
1268 2010-02-22 Duncan Sands <baldrick@free.fr>
1270 * passes.c (register_pass): Always consider all pass lists when
1271 ref_pass_instance_number is zero.
1273 2010-02-22 Richard Guenther <rguenther@suse.de>
1275 PR tree-optimization/42749
1276 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
1277 parameter. Do arithmetic in the original type.
1278 (update_accumulator_with_ops): Likewise.
1279 (adjust_accumulator_values): Adjust.
1281 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1283 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
1284 (QI to BLKmode splitter): New splitter.
1286 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
1288 * config/i386/i386.c (initial_ix86_tune_features): Turn on
1289 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
1291 2010-02-22 Richard Guenther <rguenther@suse.de>
1293 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
1295 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
1297 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
1298 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
1299 ($(T)crti.o, $(T)crtn.o): Remove rules.
1301 2010-02-21 Tobias Burnus <burnus@net-b.de>
1304 * doc/invoke.texi (-fassociative-math): Document that this
1305 option is automatically enabled for Fortran.
1307 2010-02-20 David S. Miller <davem@davemloft.net>
1309 * configure.ac: Test if linker and assembler properly support
1310 GOTDATA_OP relocations.
1311 * configure: Rebuild.
1312 * config.in: Likewise.
1313 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
1314 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
1315 (movsi_high_pic): Likewise.
1316 (movdi_lo_sum_pic): Likewise.
1317 (movdi_high_pic): Likewise.
1318 (movsi_pic_gotdata_op): New pattern.
1319 (movdi_pic_gotdata_op): Likewise.
1320 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
1321 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
1323 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
1326 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
1327 attribute to ssemul.
1328 (xop_mulv2div2di3_high): Ditto.
1330 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1333 * c.opt (Wconversion-null): New option.
1334 * doc/invoke.texi (Wconversion-null): Document.
1336 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1338 * common.opt (Wlarger-than-): Add Undocumented.
1340 2010-02-19 Mike Stump <mikestump@comcast.net>
1342 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
1344 2010-02-19 Jason Merrill <jason@redhat.com>
1347 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
1348 * configure: Likewise.
1350 2010-02-20 Alan Modra <amodra@gmail.com>
1353 * cgraph.h (cgraph_make_decl_local): Declare.
1354 * cgraph.c (cgraph_make_decl_local): New function.
1355 (cgraph_make_node_local): Use it.
1356 * cgraphunit.c (cgraph_function_versioning): Likewise.
1357 * ipa.c (function_and_variable_visibility): Likewise.
1359 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1362 * except.c (sjlj_emit_function_enter): Don't call
1363 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
1365 * rtl.h (add_reg_br_prob_note): Remove prototype.
1367 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1370 * c-common.c (conversion_warning): Remove widening conversions
1371 before checking the conversion of integers to reals.
1373 2010-02-19 Mike Stump <mikestump@comcast.net>
1376 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
1379 * cgraphunit.c (process_function_and_variable_attributes): Check
1380 DECL_PRESERVE_P instead of looking up attribute "used".
1381 * ipa-pure-const.c (check_decl): Likewise.
1382 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
1383 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
1384 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
1385 instead of attribute "used".
1386 * config/sol2-c.c (solaris_pragma_init): Likewise.
1387 (solaris_pragma_fini): Likewise.
1389 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1391 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
1392 Use XCNEW instead of xcalloc.
1393 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
1394 XNEW instead of xmalloc.
1395 (get_fields): Use XNEWVEC instead of xmalloc.
1398 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
1399 populate vars array.
1400 (create_new_general_access): For debug stmts just reset value.
1401 (get_stmt_accesses): For accesses within debug stmts just record them
1402 using add_access_to_acc_sites instead of preventing the peeling or
1403 counting them as accesses.
1406 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
1408 2010-02-19 Richard Guenther <rguenther@suse.de>
1410 PR tree-optimization/42916
1411 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
1414 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
1416 * configure.ac: Replace all uses of changequote in macro arguments
1417 with proper quoting.
1419 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1422 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
1424 2010-02-19 Richard Guenther <rguenther@suse.de>
1426 PR tree-optimization/42944
1427 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
1428 test for aliasing with errno.
1430 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1433 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
1434 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
1435 * dojump.c: Include output.h.
1436 (inv): New inline function.
1437 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
1438 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
1439 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
1440 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
1441 argument, pass it down to other calls.
1442 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
1443 add REG_BR_PROB note to the conditional jump.
1444 * cfgexpand.c (add_reg_br_prob_note): Removed.
1445 (expand_gimple_cond): Don't call it, add the probability
1446 as last argument to jumpif_1/jumpifnot_1.
1447 * Makefile.in (dojump.o): Depend on output.h.
1448 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
1450 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
1451 * stmt.c (do_jump_if_equal): Likewise.
1452 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
1453 * loop-unswitch.c (compare_and_jump_seq): Likewise.
1454 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
1456 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
1457 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
1458 jumpifnot_1 callers.
1459 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
1461 (store_expr): Adjust jumpifnot caller.
1462 (store_constructor): Adjust jumpif caller.
1465 * gimplify.c (gimple_boolify): For __builtin_expect call
1466 gimple_boolify also on its first argument.
1468 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
1470 * configure.ac (gnu-unique-object): Wrap regexps using [] in
1472 (__stack_chk_fail): Ditto. Remove quadrigraphs.
1473 * configure: Regenerated.
1475 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1477 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
1478 lang_hooks.types_compatible_p instead of comptypes.
1480 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
1482 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
1483 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
1484 if __prefer_thumb__ is defined.
1486 2010-02-18 Martin Jambor <mjambor@suse.cz>
1488 PR tree-optimization/43066
1489 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
1490 array with zero-sized element type.
1492 2010-02-18 Jakub Jelinek <jakub@redhat.com>
1494 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
1495 rtx, allocate struct var_loc_node here and return it to the
1496 caller, and only if it is actually needed.
1497 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
1498 move it earlier and return immediately if it returns NULL.
1500 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
1502 * config/sparc/gas.h: New file. Restore
1503 TARGET_ASM_NAMED_SECTION to its ELF default.
1504 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
1506 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1507 Likewise. Add ATTRIBUTE_UNUSED to prototype.
1508 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
1509 after sparc/sysv4.h.
1511 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
1513 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
1515 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
1517 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
1518 patterns from predicated pattern.
1520 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
1523 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
1524 for insn mnemonic suffix.
1526 2010-02-17 Richard Guenther <rguenther@suse.de>
1528 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
1531 2010-02-17 Jakub Jelinek <jakub@redhat.com>
1534 * caller-save.c (save_call_clobbered_regs): If BB ends with
1535 a DEBUG_INSN, move any notes in between last real insn and the last
1536 DEBUG_INSN after the last DEBUG_INSN.
1538 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
1540 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
1541 Fix return type. Fix argument type. Explain meaning of return value.
1543 2010-02-16 Richard Guenther <rguenther@suse.de>
1545 PR tree-optimization/41043
1546 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
1547 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
1549 (vrp_visit_phi_node): ... but only for loop PHI nodes.
1551 2010-02-16 Ira Rosen <irar@il.ibm.com>
1553 PR tree-optimization/43074
1554 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
1555 * tree-vect-loop.c (vect_analyze_loop_operations): Add
1556 vectorizable cycles in hybrid SLP check.
1557 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
1559 2010-02-16 Richard Guenther <rguenther@suse.de>
1561 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
1562 (true_dependence): If memrefs_conflict_p computes must-alias
1563 trust it. Move TBAA check after offset-based disambiguation.
1564 (canon_true_dependence): Likewise.
1566 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
1568 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
1569 * doc/invoke.texi: Document it.
1570 * var-tracking.c: Include toplev.h and params.h.
1571 (vt_find_locations): Return bool indicating success. Compute
1572 hash sizes unconditionally. Check new parameter, report.
1573 (variable_tracking_main_1): Check vt_find_locations results and
1574 retry. Renamed from...
1575 (variable_tracking_main): ... this. New wrapper to preserve
1576 flag_var_tracking_assignments.
1577 * Makefile.in (var-tracking.o): Adjust dependencies.
1579 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
1580 Jakub Jelinek <jakub@redhat.com>
1583 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
1584 if weak_import attribute is present.
1585 * config/darwin.c (machopic_select_section): Likewise.
1587 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
1589 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
1590 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
1591 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
1592 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
1594 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
1596 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1599 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
1600 Rewrite text to refer to the names.
1602 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
1604 * config/i386/i386-builtin-types.def
1605 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
1606 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
1607 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
1608 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
1609 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
1610 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
1611 IX86_BUILTIN_VPERMIL2PS256.
1612 (MULTI_ARG_4_DF2_DI_I): Defined.
1613 (MULTI_ARG_4_DF2_DI_I1): Defined.
1614 (MULTI_ARG_4_SF2_SI_I): Defined.
1615 (MULTI_ARG_4_SF2_SI_I1): Defined.
1616 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
1617 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
1618 __builtin_ia32_vpermil2ps256.
1619 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1620 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1621 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
1622 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1623 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1624 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
1625 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
1626 CODE_FOR_xop_vpermil2v8sf3.
1627 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
1628 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
1629 * config/i386/xopintrin.h (_mm_permute2_pd): New.
1630 (_mm256_permute2_pd): New.
1631 (_mm_permute2_ps): New.
1632 (_mm256_permute2_ps): New.
1634 2010-02-15 Nick Clifton <nickc@redhat.com>
1636 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
1637 boolean parameters. Use emit_jump_insn when emitting a pop
1638 instruction containing a return insn.
1639 (push): Use 'true' rather than '1' as second parameter to F.
1640 (h8300_expand_prologue): Likewise.
1641 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
1642 (h8300_expand_epilogue): Likewise.
1644 2010-02-15 Richard Guenther <rguenther@suse.de>
1647 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
1650 2010-02-15 Nick Clifton <nickc@redhat.com>
1652 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
1655 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
1657 * intl.c (fake_ngettext): New function.
1658 * intl.h (fake_ngettext): Declare.
1659 (ngettext): Define macro.
1660 * collect2.c (notice_translated): New function.
1661 (main): Use notice_translated and ngettext.
1662 * collect2.h (notice_translated): Declare.
1664 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
1666 * reorg.c (delete_computation): Comment fixes.
1667 * caller-save.c (setup_save_areas): Idem.
1668 * sel-sched-dump.c (dump_lv_set): Idem.
1671 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1673 * config/s390/s390.c (s390_sched_init): New function.
1674 (TARGET_SCHED_INIT): Target hook defined.
1676 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
1677 Jack Howarth <howarth@bromo.med.uc.edu>
1678 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1681 Partial revert of unintended change in fix for PR41605.
1682 * config/darwin.h: Fix typo.
1683 * config/darwin9.h: Same.
1685 2010-02-11 Jakub Jelinek <jakub@redhat.com>
1687 * c-pch.c (pch_init): Clear v.
1689 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1692 * graphite-scop-detection.c (graphite_can_represent_scev): Call
1693 graphite_can_represent_init for MULT_EXPR.
1695 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1699 * graphite-sese-to-poly.c (remove_phi): New.
1700 (translate_scalar_reduction_to_array): Call remove_phi.
1702 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1705 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
1706 * graphite-clast-to-gimple.h (gloog): Update declaration.
1707 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
1708 * graphite-poly.h (struct poly_bb): Add missing comments.
1709 (struct scop): Add poly_scop_p field.
1711 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
1712 * graphite.c (graphite_transform_loops): Build the polyhedral
1713 representation for each scop before code generation.
1714 * sese.c (rename_variables_in_operand): Removed.
1715 (rename_variables_in_expr): Return the renamed expression.
1716 (rename_sese_parameters): New.
1717 * sese.h (rename_sese_parameters): Declared.
1719 2010-02-11 Richard Guenther <rguenther@suse.de>
1721 PR tree-optimization/42998
1722 * tree-ssa-pre.c (create_expression_by_pieces): Treat
1723 POINTER_PLUS_EXPR properly.
1725 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1726 Changpeng Fang <changpeng.fang@amd.com>
1729 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
1730 the cost of an IV candidate when the IV is used in a test against zero.
1732 * gcc.dg/tree-ssa/ivopts-3.c: New.
1734 2010-02-11 Richard Guenther <rguenther@suse.de>
1737 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
1738 pointer-vs-decl case by swapping refs. Handle some cases
1739 of pointer-vs-decl disambiguations more conservatively.
1740 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
1741 to false after expanding.
1743 2010-02-11 Richard Guenther <rguenther@suse.de>
1746 * gcc.c (process_command): Handle LTO file@offset case more
1749 2010-02-11 Jakub Jelinek <jakub@redhat.com>
1751 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
1752 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
1754 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
1756 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
1757 if MEM's mode size isn't DWARF2_ADDR_SIZE.
1758 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
1759 Optimize eq/ne comparisons when both arguments are known to be
1761 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
1762 Don't mask operands unnecessarily if they are known to be already
1765 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
1767 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
1770 2010-02-10 Richard Guenther <rguenther@suse.de>
1772 PR tree-optimization/43017
1773 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
1774 for wrapping signed arithmetic.
1776 2010-02-10 Jakub Jelinek <jakub@redhat.com>
1779 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
1780 if no debug info should be emitted for it.
1782 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
1784 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
1785 note when flag_exceptions is set.
1787 2010-02-10 Duncan Sands <baldrick@free.fr>
1789 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
1791 2010-02-10 Richard Guenther <rguenther@suse.de>
1794 * tree.c (get_unwidened): Handle constants.
1795 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
1797 2010-02-10 Martin Jambor <mjambor@suse.cz>
1800 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
1801 check for variable argument counts independently.
1803 2010-02-10 Christian Bruel <christian.bruel@st.com>
1806 * config/sh/sh.c (find_barrier): Increase length for non delayed
1807 conditional branches.
1809 2010-02-10 Christian Bruel <christian.bruel@st.com>
1811 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
1813 2010-02-10 Jakub Jelinek <jakub@redhat.com>
1815 * builtins.c (set_builtin_user_assembler_name): Also handle
1816 ffs if int is smaller than word.
1818 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
1821 * ira-conflicts.c (get_dup): Remove.
1822 (process_reg_shuffles): Add new parameter. Use it as an
1823 additional guard for copy generation.
1824 (add_insn_allocno_copies): Rewrite.
1826 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
1828 * common.opt (fsched2-use-traces): Preserved for backward
1830 * doc/invoke.texi: Remove the documentation about option
1831 -fsched2-use-traces.
1832 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
1833 flag_sched2_use_traces.
1834 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
1835 the backward compatibility flag section.
1837 2010-02-09 Richard Guenther <rguenther@suse.de>
1839 PR tree-optimization/43008
1840 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
1841 make HEAP variables initialized from global memory if they
1842 are not known builtin functions.
1843 (find_func_aliases): Adjust.
1845 2010-02-09 Richard Guenther <rguenther@suse.de>
1847 PR tree-optimization/43000
1848 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
1849 arithmetic manually.
1851 2010-02-08 Jakub Jelinek <jakub@redhat.com>
1853 PR tree-optimization/42931
1854 * tree-loop-linear.c (try_interchange_loops): Don't call
1855 double_int_mul if estimated_loop_iterations failed.
1857 2010-02-08 Martin Jambor <mjambor@suse.cz>
1860 * tree-sra.c (build_accesses_from_assign): Do not mark in
1861 should_scalarize_away_bitmap if stmt has volatile ops.
1862 (sra_modify_assign): Do not process assigns piecemeal if if stmt
1865 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
1867 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
1869 2010-02-07 Adam Nemet <adambnmet@gmail.com>
1871 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
1874 2010-02-07 Andrew Pinski <pinskia@gmail.com>
1877 * df-core.c (df_finish_pass): Change type of saved_flags to int.
1879 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1882 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
1883 to unknown_dependence.
1884 (graphite_legal_transform_dr): Handle the unknown_dependence.
1885 (graphite_carried_dependence_level_k): Same.
1887 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1889 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
1891 2010-02-07 Richard Guenther <rguenther@suse.de>
1894 * expr.c (get_inner_reference): Always initialize *pbitsize.
1896 2010-02-07 Richard Guenther <rguenther@suse.de>
1899 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
1900 new ARRAY_REFs on variable size element or minimal index arrays.
1902 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
1903 gimple_fold_indirect_ref.
1905 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
1908 * arm.c (arm_override_options): Just return if the user has specified
1909 an invalid fpu name.
1911 2010-02-03 Jason Merrill <jason@redhat.com>
1914 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
1915 i386_pe_maybe_record_exported_symbol.
1917 2010-02-05 Steve Ellcey <sje@cup.hp.com>
1920 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
1921 (pa_delegitimize_address): New function.
1923 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
1925 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
1926 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
1928 2010-02-05 Richard Guenther <rguenther@suse.de>
1931 * lto-streamer-in.c (get_resolution): Deal with references
1932 to undefined functions.
1934 2010-02-05 Richard Guenther <rguenther@suse.de>
1936 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
1937 (fold_const_aggregate_ref): Likewise.
1938 (ccp_fold_stmt): Substitute loads.
1939 (maybe_fold_reference): Verify types before substituting.
1941 (fold_gimple_assign): Unshare properly.
1942 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
1944 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
1946 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
1947 for rs6000_gen_cell_microcode.
1949 2010-02-04 Richard Guenther <rguenther@suse.de>
1951 PR rtl-optimization/42952
1952 * dse.c (const_or_frame_p): Remove MEM handling.
1954 2010-02-04 Nick Clifton <nickc@redhat.com>
1956 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
1957 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
1958 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
1959 (mn10300_asm_output_mi_thunk): New function.
1960 (mn10300_can_output_mu_thunk): New function.
1961 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
1962 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
1963 (FUNCTION_ARG): Delete incorrect comment.
1965 2010-02-03 Jason Merrill <jason@redhat.com>
1968 * fold-const.c (operand_equal_p): Handle erroneous types.
1970 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1972 * config/h8300/h8300.md (can_delay): Fix attibute condition.
1974 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
1976 PR rtl-optimization/42941
1977 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
1980 2010-02-03 Jason Merrill <jason@redhat.com>
1983 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
1985 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
1988 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
1989 (cselib_reset_table): Renamed from...
1990 (cselib_reset_table_with_next_value): ... this.
1991 (cselib_get_next_uid): Renamed from...
1992 (cselib_get_next_unknown_value): ... this.
1993 * cselib.c (next_uid): Renamed from...
1994 (next_unknown_value): ... this.
1995 (cselib_clear_table): Adjust.
1996 (cselib_reset_table): Adjust. Renamed from...
1997 (cselib_reset_table_with_next_value): ... this.
1998 (cselib_get_next_uid): Adjust. Renamed from...
1999 (cselib_get_next_unknown_value): ... this.
2000 (get_value_hash): Use hash.
2001 (cselib_hash_rtx): Likewise.
2002 (new_cselib_val): Adjust. Set and dump uid.
2003 (cselib_lookup_mem): Pass next_uid as hash.
2004 (cselib_subst_to_values): Likewise.
2005 (cselib_log_lookup): Dump uid.
2006 (cselib_lookup): Pass next_uid as hash. Adjust.
2007 (cselib_process_insn): Adjust.
2008 (cselib_init): Initialize next_uid.
2009 (cselib_finish): Adjust.
2010 (dump_cselib_table): Likewise.
2011 * dse.c (canon_address): Dump value uid.
2012 * print-rtl.c (print_rtx): Print value uid.
2013 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
2015 (dv_uid): New function, sort of renamed from...
2016 (dv_htab_hash): ... this, reimplemented in terms of it and...
2017 (dv_uid2hash): ... this. New.
2018 (variable_htab_eq): Drop excess assertions.
2019 (tie_break_pointers): Removed.
2020 (canon_value_cmp): Compare uids.
2021 (variable_post_merge_New_vals): Print uids.
2022 (vt_add_function_parameters): Adjust.
2023 (vt_initialize): Reset table. Adjust.
2025 2010-02-03 Richard Guenther <rguenther@suse.de>
2027 PR tree-optimization/42944
2028 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
2029 (call_may_clobber_ref_p_1): Likewise. Properly handle
2030 malloc and calloc clobbering errno.
2032 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
2034 * doc/invoke.texi: Fix name of sched1 dump.
2036 * opts.c (decode_options): Set flag_tree_switch_conversion
2037 only conditionally on optimize >= 2.
2039 * gcse.c: Assorted comment fixes in pass description.
2041 2010-02-03 Anthony Green <green@moxielogic.com>
2043 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
2044 nop padding in order to maintain alignment of storage location of
2045 target function address.
2046 (moxie_trampoline_init): Store target function address at newly
2048 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
2050 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
2052 2010-02-03 Richard Guenther <rguenther@suse.de>
2055 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
2057 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2059 * config.gcc: Reenable check for obsolete targets.
2060 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
2061 mips-sgi-irix6.[0-4]*.
2063 2010-02-02 Nick Clifton <nickc@redhat.com>
2065 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
2066 constant size of 4 as being the same as 0.
2067 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
2068 can take values in the range 0..4.
2070 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
2073 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
2074 as _darwin10_Unwind_FindEnclosingFunction().
2075 * libgcc-libsystem.ver: New.
2077 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
2080 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
2081 implicitly set registers.
2083 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
2085 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
2086 (arm_override_options): Allow automatic selection of the thread
2087 pointer register if thumb2.
2088 (legitimize_pic_address): Improve code sequences for Thumb2.
2089 (arm_call_tls_get_addr): Likewise.
2090 (legitimize_tls_address): Likewise.
2091 * arm.md (pic_load_addr_arm): Delete. Replace with ...
2092 (pic_load_addr_32bit): ... this. New named pattern.
2093 * thumb2.md (pic_load_addr_thumb2): Delete.
2094 (pic_load_dot_plus_four): Delete.
2095 (tls_load_dot_plus_four): New named pattern.
2097 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2100 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
2101 Document fix for TLS bug.
2103 2010-01-31 Richard Guenther <rguenther@suse.de>
2105 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
2106 conservatively correct.
2108 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2112 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2114 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2116 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2118 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
2120 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
2122 * config.gcc: Adjust order of makefile fragments for mingw targets.
2124 2010-01-31 Richard Guenther <rguenther@suse.de>
2127 * gimplify.c (gimplify_init_constructor): For volatile LHS
2128 initialize a temporary.
2130 2010-01-31 Matthias Klose <doko@ubuntu.com>
2132 * configure.ac: Fix __stack_chk_fail check for cross builds configured
2134 * configure: Regenerate.
2136 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
2138 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2139 the same alias set and their sizes different constantness.
2140 (aliasing_component_refs_p): Revert 2009-10-24 change.
2142 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2144 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
2147 2010-01-29 Richard Guenther <rguenther@suse.de>
2149 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
2150 Assert we successfully updated the call.
2152 2010-01-29 Jakub Jelinek <jakub@redhat.com>
2154 PR rtl-optimization/42889
2155 * df.h (df_set_bb_dirty_nonlr): New prototype.
2156 * df-core.c (df_set_bb_dirty_nonlr): New function.
2157 * df-scan.c (df_insn_rescan): Call it instead of
2158 df_set_bb_dirty for DEBUG_INSNs.
2160 2010-01-29 Richard Guenther <rguenther@suse.de>
2163 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
2164 quadratic behavior in most cases.
2166 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
2169 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
2170 in the call to gen_x86_movsicc_0_m1.
2172 2010-01-28 Richard Guenther <rguenther@suse.de>
2174 PR tree-optimization/42871
2175 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
2177 2010-01-28 Richard Guenther <rguenther@suse.de>
2179 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
2180 into call arguments.
2182 2010-01-28 Richard Guenther <rguenther@suse.de>
2185 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
2186 the forwarder if the destination is an EH landing pad.
2188 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
2190 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
2191 block list passed to gimple_duplicate_sese_tail.
2192 (parallelize_loops): Avoid parallelization when the function
2194 Avoid parallelization when the preheader is IRREDUCIBLE.
2195 Try to optimize when estimated_loop_iterations_int is unresolved.
2196 Add the loop's location to the dump file.
2197 * tree-cfg.c (add_phi_args_after_redirect): Remove.
2198 (gimple_duplicate_sese_tail): Remove the check for the latch.
2199 Redirect nexits to the exit block.
2200 Remove handling of the incoming edges to the latch.
2201 Redirect the backedge from the copied latch to the exit bb.
2203 2010-01-28 Michael Matz <matz@suse.de>
2206 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
2207 Wrap force_reg into a sequence, emit it before user.
2209 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
2211 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
2213 (arm_legacy_rev): Likewise.
2214 (thumb_legacy_rev): Likewise.
2216 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2218 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
2219 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
2220 on MEM's address failed, try avoid_constant_pool_reference and
2221 recurse if it returned something different.
2222 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
2223 address, try avoid_constant_pool_reference and recurse if it
2224 returned something different.
2225 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
2226 address and avoid_constant_pool_reference returned something
2227 different, don't set have_address.
2229 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
2232 * var-tracking.c (val_store): Add modified argument, obey it.
2234 (count_uses): Move down logging of main.
2235 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
2236 don't need resolution.
2237 (emit_notes_in_bb): Likewise.
2239 2010-01-27 Richard Guenther <rguenther@suse.de>
2242 * tree-inline.c (remap_decl): Delay remapping of SSA name
2243 default definitions until we need them.
2245 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2247 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2248 (rs6000_delegitimize_address): New function.
2250 * config/s390/s390.c (s390_delegitimize_address): Call
2251 delegitimize_mem_from_attrs.
2254 * tree-inline.c (cannot_copy_type_1): Removed.
2255 (copy_forbidden): Don't forbid copying of functions containing
2256 records/unions with variable length fields.
2258 2010-01-27 Christian Bruel <christian.bruel@st.com>
2262 * config/sh/sh.c (find_barrier): Increase length for non delayed
2263 conditional branches.
2265 2010-01-27 Matthias Klose <doko@ubuntu.com>
2267 * configure.ac (gnu-unique-object): Fix ldd version check.
2268 * configure: Regenerate.
2270 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2272 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
2274 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
2275 Test for HAVE_GNU_AS value.
2277 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2279 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
2280 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
2281 INT64_TYPE): Define.
2282 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
2283 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2284 INT_LEAST64_TYPE): Define.
2285 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
2286 UINT_LEAST64_TYPE): Define.
2287 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
2288 INT_FAST64_TYPE): Define.
2289 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2290 UINT_FAST64_TYPE): Define.
2291 (INTMAX_TYPE, UINTMAX_TYPE): Define.
2292 (INTPTR_TYPE, UINTPTR_TYPE): Define.
2293 (SIG_ATOMIC_TYPE): Define.
2295 2010-01-26 Richard Guenther <rguenther@suse.de>
2297 * df-scan.c (df_scan_set_bb_info): Remove assert.
2298 (df_insn_rescan_debug_internal): Merge asserts.
2299 (df_install_ref): Likewise.
2300 (df_mark_reg): Use bitmap_set_range.
2301 (df_hard_reg_used_p): Remove assert.
2302 (df_hard_reg_used_count): Likewise.
2304 2010-01-26 Richard Guenther <rguenther@suse.de>
2306 PR rtl-optimization/42685
2307 * web.c (web_main): Ignore DEBUG_INSNs.
2309 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
2311 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
2313 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
2314 Fix types of fndecl and arglist parameters.
2316 2010-01-26 Richard Guenther <rguenther@suse.de>
2319 * tree-eh.c (unsplit_eh): Skip debug insns.
2321 2010-01-26 Richard Guenther <rguenther@suse.de>
2323 PR tree-optimization/42250
2324 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
2326 2010-01-26 Jakub Jelinek <jakub@redhat.com>
2329 * omp-low.c (expand_omp_sections): Only use single_pred if
2330 l2_bb is single_pred_p.
2332 2010-01-25 Christian Bruel <christian.bruel@st.com>
2335 * config/sh/sh.c (find_barrier): Increase length for non delayed
2336 conditional branches.
2337 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
2339 2010-01-24 David S. Miller <davem@davemloft.net>
2341 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
2342 define if not using GAS.
2343 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2344 Likewise. Delete SECTION_MERGE code, which is only applicable
2347 2010-01-24 Mark Mitchell <mark@codesourcery.com>
2350 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
2351 mangling of va_list in system headers.
2353 2010-01-23 Toon Moene <toon@moene.org>
2355 * tree-predcom.c (combine_chains): Return NULL, not false.
2357 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
2359 * tree-loop-distribution.c (distribute_loop): Fix declaration and
2360 initialization of variable res to agree with return type.
2362 2010-01-22 Steve Ellcey <sje@cup.hp.com>
2364 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
2365 * tree-sra.c: Add include of expr.h.
2367 2010-01-22 Jakub Jelinek <jakub@redhat.com>
2369 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
2370 insert the debug stmt on the single non-EH edge from the stmt.
2372 2010-01-22 Richard Henderson <rth@redhat.com>
2375 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
2376 the RHS until after generate_subtree_copies has insertted its
2377 code before the current statement.
2379 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
2381 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
2383 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
2385 2010-01-21 Martin Jambor <mjambor@suse.cz>
2387 PR tree-optimization/42585
2388 * tree-sra.c (struct access): New field grp_total_scalarization.
2389 (dump_access): Dump the new field.
2390 (should_scalarize_away_bitmap): New variable.
2391 (cannot_scalarize_away_bitmap): Likewise.
2392 (sra_initialize): Allocate new bitmaps.
2393 (sra_deinitialize): Free new bitmaps.
2394 (create_access_1): New function.
2395 (create_access): Parts moved to create_access_1.
2396 (type_consists_of_records_p): New function.
2397 (completely_scalarize_record): Likewise.
2398 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
2399 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
2400 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
2402 (analyze_all_variable_accesses): Completely scalarize small eligible
2405 2010-01-21 Martin Jambor <mjambor@suse.cz>
2407 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
2409 2010-01-21 Andrew Haley <aph@redhat.com>
2411 * gcc.c (process_command): Move lang_specific_driver before
2412 setting cc_libexec_prefix.
2414 2010-01-21 Richard Guenther <rguenther@suse.de>
2417 * fold-const.c (negate_expr_p): Pretend only negative
2418 real constants are easily negatable.
2420 2010-01-20 Janis Johnson <janis187@us.ibm.com>
2421 Jason Merrill <jason@redhat.com>
2423 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
2424 (TYPE_TRANSPARENT_AGGR): this, for union and record.
2425 * calls.c (initialize argument_information): Handle it.
2426 * c-common.c (handle_transparent_union_attribute): Use new name.
2427 * c-decl.c (finish_struct): Ditto.
2428 * c-typeck.c (type_lists_compatible_p): Ditto.
2429 (convert_for_assignment): Use new name and also handle record.
2430 * function.c (aggregate_value_p): Handle it.
2431 (pass_by_reference): Ditto.
2432 (assign_parm_data_types): Ditto.
2433 * print-tree.c (print_node): Ditto.
2434 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
2435 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
2436 * tree.c (first_field): New fn.
2438 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
2441 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
2442 even when linking statically, for now.
2444 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2447 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
2448 without a cselib val.
2449 (count_uses): Accept MO_VAL_SET with no val on stores.
2450 (add_stores): Likewise.
2452 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2454 * var-tracking.c (check_value_val): Add a compile time assertion.
2455 (dv_is_decl_p): Simplify.
2456 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
2457 gcc_assert if ENABLE_CHECKING.
2459 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2462 * var-tracking.c: Include tree-flow.h.
2463 (mem_dies_at_call): New.
2464 (dataflow_set_preserve_mem_locs): Use it.
2465 (dataflow_set_remove_mem_locs): Likewise.
2466 (dump_var): Renamed from dump_variable. Adjust all callers.
2467 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
2468 * Makefile.in (var-tracking.o): Adjust deps.
2470 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
2472 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
2474 2010-01-20 Richard Guenther <rguenther@suse.de>
2476 PR tree-optimization/42717
2477 * tree-ssa-dce.c (get_live_post_dom): Remove.
2478 (forward_edge_to_pdom): Take an arbitrary edge to copy
2479 degenerate PHI args from.
2480 (remove_dead_stmt): Use the first post-dominator even if it
2481 does not contain live statements as redirection destination.
2483 2010-01-20 Richard Guenther <rguenther@suse.de>
2485 * tree-inline.c (estimate_num_insns): Handle EH builtins.
2487 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2489 * sel-sched.c (create_speculation_check): Remove set but not used
2491 (try_transformation_cache): Remove set but not used variable ds.
2492 (calculate_privileged_insns): Remove set but not used variables
2493 cur_insn and min_spec_insn.
2494 (find_best_expr): Remove set but not used variable avail_n.
2495 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
2497 * cgraphunit.c (assemble_thunk): Remove set but not used variable
2499 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
2500 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
2503 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
2506 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
2507 cpu types. Add support for *-sse3 cpu types.
2508 (x86_64-*-*): Ditto.
2510 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2513 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
2514 argument, call initializer_constant_valid_p_1 instead of
2515 initializer_constant_valid_p, pass CACHE to it, return NULL
2516 immediately if first call returns NULL.
2517 (initializer_constant_valid_p_1): New function.
2518 (initializer_constant_valid_p): Use it.
2520 2010-01-20 Thomas Quinot <quinot@adacore.com>
2522 * tree.def (PLACEHOLDER_EXPR): Fix comment.
2524 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2526 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
2527 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
2528 (loc_list_from_tree): Don't handle unsigned division. Handle
2529 signed modulo using DW_OP_{over,over,div,mul,minus}.
2530 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
2531 modulo instead of signed.
2533 2010-01-20 DJ Delorie <dj@redhat.com>
2535 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
2537 (h8300_emit_stack_adjustment): Propogate it.
2539 (h8300_expand_prologue): Likewise.
2540 (h8300_expand_epilogue): Likewise.
2542 2010-01-19 Michael Matz <matz@suse.de>
2544 PR tree-optimization/41783
2545 * tree-data-ref.c (toplevel): Include flags.h.
2546 (dump_data_dependence_relation): Also dump the inputs if the
2547 result will be unknown.
2548 (split_constant_offset_1): Look through some conversions.
2549 * tree-predcom.c (determine_roots_comp): Restart a new chain if
2550 the offset from last element is too large.
2551 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
2552 (reassociate_to_the_same_stmt): Handle vector registers.
2553 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
2555 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
2556 wide_prolog_niters argument, emit widening instructions.
2557 (vect_do_peeling_for_alignment): Adjust caller, use widened
2558 variant of the iteration cound.
2559 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
2561 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2564 * config/arm/neon-testgen.m (emit_automatics): New parameter
2565 features. Adjust for Fixed_return_reg feature.
2566 (test_intrinsic): Call emit_automatics with new feature.
2567 * config/arm/neon.ml: Update copyright years.
2568 (features): New Fixed_return_reg feature.
2569 (ops): Update feature for Vget_low.
2571 2010-01-19 Jakub Jelinek <jakub@redhat.com>
2573 PR tree-optimization/42719
2574 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
2578 * fwprop.c (all_uses_available_at): Return false if def_set dest
2579 is a REG that is used in def_insn.
2581 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
2583 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
2585 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
2588 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
2590 * target.h (struct gcc_target) <secondary_reload>: Change type
2591 of last argument to secondary_reload_info *.
2593 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
2596 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
2597 memory references with unaligned offsets. Remove CQImode handling.
2598 (unaligned_memory_operand): Return 1 for memory references with
2599 unaligned offsets. Remove CQImode handling.
2601 2010-01-18 Richard Guenther <rguenther@suse.de>
2604 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
2607 2010-01-18 Richard Guenther <rguenther@suse.de>
2609 PR tree-optimization/42781
2610 * tree-ssa-structalias.c (find_what_var_points_to): Skip
2611 restrict processing only if the original variable was artificial.
2613 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
2615 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
2616 find number of popped argument bytes.
2618 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
2619 Fix the text that describes the return value for invalid insns.
2621 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
2623 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
2624 Clarify what 'cost of the -dependence' is. Fix quoting.
2626 * toplev.c (default_get_pch_validity): Rename argument to "sz".
2627 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
2629 2010-01-17 Jakub Jelinek <jakub@redhat.com>
2631 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2632 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
2634 2010-01-17 Richard Guenther <rguenther@suse.de>
2637 * function.c (split_complex_args): Take a VEC to modify.
2638 (assign_parms_augmented_arg_list): Build a VEC instead of
2639 a chain of PARM_DECLs.
2640 (assign_parms_unsplit_complex): Take a VEC of arguments.
2641 Do not fixup unmodified parms.
2642 (assign_parms): Deal with the VEC.
2643 (gimplify_parameters): Likewise.
2645 2010-01-17 Richard Guenther <rguenther@suse.de>
2647 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
2648 node existence check.
2649 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
2650 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
2651 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
2652 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
2653 (gimple_execute_on_growing_pred): Likewise.
2655 2010-01-17 Richard Guenther <rguenther@suse.de>
2657 PR tree-optimization/42773
2658 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
2659 (compute_antic_aux): Likewise.
2660 (compute_partial_antic_aux): Likewise.
2662 2010-01-17 Jie Zhang <jie.zhang@analog.com>
2665 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
2668 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
2670 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
2673 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
2674 Fix markup for strict argument.
2676 (TARGET_SCHED_REORDER2): Fix argument types.
2678 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
2679 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
2681 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
2682 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
2684 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
2687 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
2688 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
2689 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
2690 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
2691 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
2693 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
2695 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
2697 (TARGET_ASM_RELOC_RW_MASK): Add return type.
2698 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
2700 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
2702 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
2705 (TARGET_ASM_NAMED_SECTION): Fix argument list.
2707 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
2708 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
2710 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
2712 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
2714 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
2715 referring to it. Fix language.
2717 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
2719 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
2721 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
2723 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
2725 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
2726 '@var{stream}. Remove stray 'and'.
2728 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
2730 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
2732 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
2734 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
2735 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
2737 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
2738 Fix description of return value.
2739 Rename argument "sz" to "len."
2741 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
2742 Clarify meaning of 'true' return value.
2744 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
2746 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
2747 rep_mode versus mode_rep.
2749 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
2751 (TARGET_BUILTIN_DECL): Fix name.
2753 (TARGET_COMMUTATIVE_P): Fix type of first argument.
2755 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
2757 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
2759 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
2761 (TARGET_RELAXED_ORDERING): Use @deftypevr.
2763 (TARGET_GET_DRAP_RTX): Note that this is a hook.
2766 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
2767 Rename argument tm_fn to md_fn.
2769 (TARGET_OPTION_PRINT): Fix argument list.
2771 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
2774 * config/i386/i386.c (ix86_fixup_binary_operands):
2775 Revert FMA4 fixup of operands.
2777 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2780 * Makefile.in (write_entries_to_file, install-plugin):
2781 Use \012 instead of \n with tr.
2783 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
2785 * configure.ac (HAVE_AS_REF): New C macro.
2786 * configure: Regenerate.
2787 * config.in: Likewise.
2788 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
2790 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
2793 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
2795 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
2797 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
2799 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
2801 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
2803 (TARGET_IN_SMALL_DATA_P): Fix argument type.
2805 (TARGET_BINDS_LOCAL_P): Fix argument type.
2807 (TARGET_ASM_FILE_END): Use prototype.
2809 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
2811 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
2813 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
2815 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
2817 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
2818 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
2820 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
2821 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
2823 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
2824 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
2825 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
2826 (TARGET_ADDR_SPACE_CONVERT): Likewise.
2828 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
2830 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
2832 (TARGET_INIT_BUILTINS): Use prototype.
2834 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
2835 Put 'const char *' in braces. Fix parameter types.
2836 (TARGET_INVALID_CONVERSION): Fix parameter types.
2837 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
2838 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
2840 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
2843 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
2845 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
2847 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
2849 * doc/tm.texi (TARGET_HELP): Fix return type.
2851 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
2852 in braces. Fix argument types.
2854 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
2856 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
2858 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
2860 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
2861 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
2863 (TARGET_MANGLE_TYPE): Fix argument types.
2865 (TARGET_IRA_COVER_CLASSES): Use prototype.
2867 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
2869 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
2871 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
2873 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
2875 (TARGET_CALLEE_COPIES): Fix argument types.
2877 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
2879 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
2881 (TARGET_FUNCTION_VALUE): Fix argument types.
2883 (TARGET_RETURN_IN_MSB): Fix argument type.
2885 (TARGET_RETURN_IN_MEMORY): Fix argument types.
2887 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
2889 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
2891 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
2892 agree with return type.
2894 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
2896 2010-01-15 Jing Yu <jingyu@google.com>
2898 PR rtl-optimization/42691
2899 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
2900 a pseudo to a constant and are merged, and adjust comments.
2902 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
2904 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
2906 2010-01-15 Richard Guenther <rguenther@suse.de>
2909 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
2910 labels of computed or non-local gotos to the destination.
2911 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
2912 landing pad label is the first label.
2914 2010-01-15 Richard Guenther <rguenther@suse.de>
2916 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
2918 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2921 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
2922 to allow generation of the xssqrtdp instruction on power7.
2923 (sqrtdf2_fpr): Ditto.
2925 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2928 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
2929 functions with noreturn attribute.
2932 * varasm.c (declare_weak): Add weak attribute to decl if it
2933 doesn't have one already.
2934 (assemble_external): Only add decls to weak_decls if they also
2935 have weak attribute.
2937 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
2939 * var-tracking.c (var_reg_delete): Don't delete the association
2940 between REGs and values or one-part variables if the register
2943 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2946 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
2947 because its first operand is a non-localized variable.
2949 2010-01-14 Martin Jambor <mjambor@suse.cz>
2951 PR tree-optimization/42706
2952 * tree-sra.c (encountered_recursive_call): New variable.
2953 (encountered_unchangable_recursive_call): Likewise.
2954 (sra_initialize): Initialize both new variables.
2955 (callsite_has_enough_arguments_p): New function.
2956 (scan_function): Call decl and flags check only for IPA-SRA, check
2957 whether there is a recursive call and whether it has enough arguments.
2958 (all_callers_have_enough_arguments_p): New function.
2959 (convert_callers): Look for recursive calls only when
2960 encountered_recursive_call is set.
2961 (ipa_early_sra): Bail out either if
2962 !all_callers_have_enough_arguments_p or
2963 encountered_unchangable_recursive_call.
2965 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2967 * sel-sched.c: Add 2010 to copyright years.
2968 * sel-sched-ir.c: Likewise.
2969 * sel-sched-ir.h: Likewise.
2971 2010-01-14 Martin Jambor <mjambor@suse.cz>
2973 PR tree-optimization/42714
2974 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
2975 constructors specially.
2977 2010-01-14 Andi Kleen <ak@linux.intel.com>
2979 * config/i386/drivers-i386.c (detect_caches_intel):
2980 Add l2sizekb parameter and fill in.
2981 (host_detect_local_cpu): Add l2sizekb, fill in.
2982 Add Atom small cache heuristic.
2984 2010-01-14 Andi Kleen <ak@linux.intel.com>
2986 * config/i386/drivers-i386.c (detect_caches_cpuid4):
2987 Add level3 parameter and fill in.
2988 (detect_caches_intel): Handle level3 cache.
2990 2010-01-14 Andi Kleen <ak@linux.intel.com>
2992 * config/i386/drivers-i386.c (host_detect_local_cpu):
2993 Fix core duo detection.
2995 2010-01-14 Andi Kleen <ak@linux.intel.com>
2997 * config/i386/drivers-i386.c (host_detect_local_cpu):
3000 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3002 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
3003 (rs6000_variable_issue_1): this. Use...
3004 (rs6000_variable_issue): here. Reimplement. Print debug info.
3006 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3008 * sel-sched-ir.c (sel_restore_other_notes): Rename to
3009 sel_restore_notes. Update all callers. Call reemit_notes
3012 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3014 PR rtl-optimization/42246
3015 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
3018 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3020 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
3021 all successors is the same as number of successors in current region.
3023 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3025 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
3026 to rename is not separable. Otherwise check that its LHS is not NULL.
3028 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3030 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
3032 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3034 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
3035 available registers when failed to discover LHS register class.
3036 Fix indentation. Update comment.
3038 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3039 Alexander Monakov <amonakov@ispras.ru>
3041 PR rtl-optimization/42389
3042 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
3044 (advance_state_on_fence): Likewise.
3045 (sel_target_adjust_priority): Print debug output only when
3046 sched_verbose >= 4, not 2.
3047 (get_expr_cost): Do not issue all unique insns on the next cycle.
3048 (fill_insns): Initialize can_issue_more from the value saved
3050 * sel-sched-ir.c (flist_add): New parameter issue_more.
3051 Init FENCE_ISSUE_MORE with it.
3052 (merge_fences): Likewise.
3053 (init_fences): Update call to flist_add.
3054 (add_to_fences, add_clean_fence_to_fences)
3055 (add_dirty_fence_to_fences): Likewise.
3056 (move_fence_to_fences): Update call to merge_fences.
3057 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
3059 * sel-sched-ir.h (struct _fence): New field issue_more.
3060 (FENCE_ISSUE_MORE): New accessor macro.
3062 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3064 PR rtl-optimization/42388
3065 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
3066 that have no predecessors nor successors. Do not call move_bb_info
3067 for empty blocks outside of current region.
3069 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3071 PR rtl-optimization/42294
3072 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
3073 * sel-sched.c (move_exprs_to_boundary): Transitively add all
3074 originators' originators.
3076 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3078 PR rtl-optimization/39453
3079 PR rtl-optimization/42246
3080 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
3082 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
3084 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3085 Alexander Monakov <amonakov@ispras.ru>
3088 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
3089 (maybe_tidy_empty_bb): ... here. Make static. Add new
3090 argument. Update all callers.
3091 (tidy_control_flow): ... and here. Recompute topological order
3092 of basic blocks in region if necessary.
3093 (sel_redirect_edge_and_branch): Change return type. Return true
3094 if topological order might have been invalidated.
3095 (purge_empty_blocks): Export and move from...
3096 * sel-sched.c (purge_empty_blocks): ... here.
3097 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
3098 (maybe_tidy_empty_bb): Delete prototype.
3099 (purge_empty_blocks): Declare.
3101 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3103 PR rtl-optimization/42249
3104 * sel-sched.c (try_replace_dest_reg): When chosen register
3105 and original register is the same, do not bail out early, but
3106 still check all original insns for validity of replacing destination
3107 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
3110 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3113 Port from no-undefined-overflow branch:
3114 2009-03-09 Richard Guenther <rguenther@suse.de>
3116 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
3118 2010-01-14 Richard Guenther <rguenther@suse.de>
3121 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
3123 2010-01-14 Ira Rosen <irar@il.ibm.com>
3125 PR tree-optimization/42709
3126 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
3127 as scalar type in creation of constant vector operand.
3129 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3132 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
3133 (check-parallel-%): Match `testsuite' directory component only
3136 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
3138 PR translation/39521
3139 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
3142 2010-01-13 Richard Guenther <rguenther@suse.de>
3144 PR tree-optimization/42730
3145 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
3148 2010-01-13 Steve Ellcey <sje@cup.hp.com>
3151 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
3152 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
3155 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
3157 * config/bfin/libgcc-bfin.ver: Regenerate based on current
3158 libgcc-std.ver. Add entries for ___smulsi3_highpart and
3159 ___umulsi3_highpart.
3161 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
3162 rather than schedule_insns if the pass is enabled.
3164 2010-01-13 Martin Jambor <mjambor@suse.cz>
3166 PR tree-optimization/42704
3167 * tree-sra.c (sra_modify_assign): Do not delete assignments to
3170 2010-01-13 Martin Jambor <mjambor@suse.cz>
3172 PR tree-optimization/42703
3173 * tree-sra.c (analyze_access_subtree): Check that we can build a
3174 reference to the original data within the aggregate.
3176 2010-01-13 Richard Guenther <rguenther@suse.de>
3178 PR tree-optimization/42705
3179 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
3181 2010-01-13 Richard Guenther <rguenther@suse.de>
3184 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
3186 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3189 * var-tracking.c (values_to_unmark): New variable.
3190 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3191 values_to_unmark vector. Moved body to...
3192 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3193 instead queue it into values_to_unmark vector.
3194 (vt_find_locations): Free values_to_unmark vector.
3196 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
3198 * config/s390/s390.c (override_options): Set
3199 default of max-pending-list-length to 256
3201 2010-01-13 Richard Guenther <rguenther@suse.de>
3204 * tree-pass.h (PROP_gimple_lcx): New.
3205 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
3206 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
3207 before the final cleanup_eh.
3208 (dump_properties): Dump PROP_gimple_lcx.
3209 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
3210 (tree_lower_complex_O0): Remove.
3211 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
3212 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
3213 tree_lower_complex, schedule TODO_update_ssa.
3214 * lto-streamer-out.c (output_function): Stream the functions
3216 * lto-streamer-in.c (input_function): Likewise.
3217 (lto_read_body): Do not override them here.
3219 2010-01-12 Joseph Myers <joseph@codesourcery.com>
3222 * c-typeck.c (build_c_cast): Fold value cast to union type before
3223 wrapping it in a CONSTRUCTOR.
3225 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3227 PR rtl-optimization/42699
3228 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
3231 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3233 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3234 SUBTARGET_WARN_UNUSED_SPEC): Move ...
3235 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3236 SUBTARGET_WARN_UNUSED_SPEC): ... here
3237 * config/mips/iris5.h (LIBGCC_SPEC): Define.
3239 2010-01-12 Julian Brown <julian@codesourcery.com>
3241 * config/arm/neon-schedgen.ml (Utils): Don't try to
3242 open missing module.
3243 (find_with_result): New.
3245 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3248 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
3249 sharing when canonicalizing ({lt,ge}u (plus a b) b).
3251 PR tree-optimization/42645
3252 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
3253 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
3254 decl_map, set processing_debug_stmt to -1 and return name without
3257 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
3259 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
3260 binutils version, and reword target configuration description.
3262 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3264 * config/avr/avr.h (LINKER_NAME): Remove.
3266 2010-01-11 Janis Johnson <janis187@us.ibm.com>
3269 * config/rs6000/rs6000.c (rs6000_override_options): On targets
3270 that support VSX, warn for -mno-altivec if vsx is not disabled,
3273 2010-01-11 Joseph Myers <joseph@codesourcery.com>
3274 Shujing Zhao <pearly.zhao@oracle.com>
3276 PR translation/42469
3277 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
3278 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
3279 character between option name and help text.
3280 * c.opt (imultilib): Likewise.
3282 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
3284 * lto-streamer-out.c (output_unreferenced_globals): Output static
3287 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
3289 PR rtl-optimization/42621
3290 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
3291 optimizing for size.
3292 (duplicate_computed_gotos): Remove now-redundant check.
3294 2010-01-10 Steve Ellcey <sje@cup.hp.com>
3297 * configure.ac: Save and restore LDFLAGS and LIBS
3298 * configure: Regenerate.
3300 2010-01-10 Richard Guenther <rguenther@suse.de>
3303 * builtins.c (fold_builtin_strlen): Add type argument and
3304 convert the resulting length to it.
3305 (fold_builtin_1): Adjust.
3307 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3309 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
3310 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
3312 (num_insns_constant_wide): Adjust for that change.
3314 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3317 * web.c (union_defs): Add used argument, to combine uses of
3319 (entry_register): Adjust type and tests of used argument.
3320 (web_main): Widen used for new use. Pass it to union_defs.
3321 * df.h (union_defs): Adjust prototype.
3323 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3326 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
3327 uses in new incoming argument. Free body.
3328 (reset_debug_uses_in_loop): New.
3329 (analyze_insn_to_expand_var): Call the latter if the former found
3330 anything. Fix whitespace. Reject invalid dest overlaps before
3331 going through all insns in the loop.
3333 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3336 * haifa-sched.c (dying_use_p): Debug insns don't count.
3338 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3341 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
3342 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
3343 (verify_gimple_call): Reject LHS in noreturn calls.
3345 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3349 * tree-vect-loop-manip.c (adjust_info): New type.
3350 (adjust_vec): New pointer to vector.
3351 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
3352 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
3353 (slpeel_update_phis_for_duplicate_loop): Use them.
3354 (slpeel_update_phi_nodes_for_guard1): Likewise.
3355 (slpeel_update_phi_nodes_for_guard2): Likewise.
3356 (slpeel_tree_peel_loop_to_edge): Likewise.
3357 (vect_update_ivs_after_vectorizer): Likewise.
3359 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3361 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
3362 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3364 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3366 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
3367 bogus uninitialized warning.
3369 2010-01-09 Richard Guenther <rguenther@suse.de>
3372 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
3373 the evolution is compatible with the initial condition.
3375 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3377 * gcc.c (process_command): Update copyright notice dates.
3378 * gcov.c (print_version): Likewise.
3379 * gcov-dump.c (print_version): Likewise.
3380 * mips-tfile.c (main): Likewise.
3381 * mips-tdump.c (main): Likewise.
3383 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3386 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
3388 (rotlhi3_8): Delete.
3390 (rotlsi3_8): Delete.
3391 (rotlsi3_16): Delete.
3392 (rotlsi3_24): Delete.
3394 (*rotw<mode>3): New.
3395 (*rotb<mode>3): New.
3396 * config/avr/avr.c (avr_rotate_bytes): New function.
3397 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
3399 2010-01-08 Steve Ellcey <sje@cup.hp.com>
3402 * configure.ac: Modify -rdynamic check.
3403 * configure: Regenerate.
3405 2010-01-08 DJ Delorie <dj@redhat.com>
3407 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
3408 register popping order.
3410 2010-01-08 Richard Guenther <rguenther@suse.de>
3413 * c.opt (fsigned-char): Also let LTO handle this option.
3414 (funsigned-char): Likewise.
3416 2010-01-07 Richard Guenther <rguenther@suse.de>
3418 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
3419 (gimple_op): Likewise.
3420 (gimple_op_ptr): Likewise.
3421 (gimple_assign_set_lhs): Remove gcc_assert.
3422 (gimple_assign_set_rhs1): Likewise.
3423 (gimple_assign_set_rhs2): Likewise.
3424 (gimple_call_set_lhs): Likewise.
3425 (gimple_call_set_fn): Likewise.
3426 (gimple_call_set_fndecl): Likewise.
3427 (gimple_call_fndecl): Likewise.
3428 (gimple_call_return_type): Likewise.
3429 (gimple_call_set_chain): Likewise.
3430 (gimple_call_num_args): Likewise.
3431 (gimple_call_set_arg): Likewise.
3432 (gimple_cond_set_code): Likewise.
3433 (gimple_cond_set_lhs): Likewise.
3434 (gimple_cond_set_rhs): Likewise.
3435 (gimple_cond_set_true_label): Likewise.
3436 (gimple_cond_set_false_label): Likewise.
3437 (gimple_label_set_label): Likewise.
3438 (gimple_goto_set_dest): Likewise.
3439 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
3440 (gimple_debug_bind_get_value): Likewise.
3441 (gimple_debug_bind_get_value_ptr): Likewise.
3442 (gimple_debug_bind_set_var): Likewise.
3443 (gimple_debug_bind_set_value): Likewise.
3444 (gimple_debug_bind_reset_value): Likewise.
3445 (gimple_debug_bind_has_value_p): Likewise.
3446 (gimple_return_retval_ptr): Remove gcc_assert.
3447 (gimple_return_retval): Likewise.
3448 (gimple_return_set_retval): Likewise.
3449 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
3450 (safe_referenced_var_iterator): Remove.
3451 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
3452 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
3453 (fill_referenced_var_vec): Remove.
3454 (first_readonly_imm_use): Remove redundant gcc_assert.
3455 (phi_arg_index_from_use): Combine gcc_asserts.
3456 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
3457 (first_imm_use_stmt): Remove redundant gcc_assert.
3458 * tree-cfg.c (verify_gimple_call): Verify function and chain
3459 operands. Verify arguments.
3460 (verify_types_in_gimple_stmt): Verify condition code and labels.
3462 2010-01-07 Richard Guenther <rguenther@suse.de>
3464 PR tree-optimization/42641
3465 * sese.c (rename_map_elt_info): Use the SSA name version, do
3468 2010-01-07 Jakub Jelinek <jakub@redhat.com>
3470 PR tree-optimization/42625
3471 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
3472 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
3474 2010-01-07 Duncan Sands <baldrick@free.fr>
3476 * Makefile.in (PLUGIN_HEADERS): Add version.h.
3478 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
3481 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
3482 note itself is not function_invariant_p.
3484 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
3486 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
3487 Do not add the DF_NOTE problem.
3488 * store-motion.c (execute_rtl_store_motion): Likewise.
3490 2010-01-07 Martin Jambor <mjambor@suse.cz>
3492 PR tree-optimization/42157
3493 * tree-sra.c (compare_access_positions): Stabilize sort if both
3494 accesses have integer types, return zero immediately if they are the
3497 2010-01-06 Richard Henderson <rth@redhat.com>
3500 * haifa-sched.c (add_to_note_list): Merge into ...
3501 (concat_note_lists): ... here, and ...
3502 (unlink_other_notes, rm_other_notes): Merge into...
3503 (remove_notes): ... here. Create REG_SAVE_NOTEs for
3504 NOTE_INSN_EPILOGUE_BEG.
3506 2010-01-06 Richard Guenther <rguenther@suse.de>
3508 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
3509 not inline regular functions into always-inline functions.
3511 2010-01-06 Nick Clifton <nickc@redhat.com>
3513 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
3514 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
3516 (OVERRIDE_OPTIONS): Delete.
3517 (OPTIMIZATION_OPTIONS): Define.
3518 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
3519 * config/rx/rx.c (rx_handle_option): Issue an error message if
3520 -mcpu=rx200 and -fpu are used together.
3521 (rx_set_optimization_options): New function. Issue an error
3522 message if an optimization attribute attempts to reset the FPU/
3523 math optimization pairing.
3524 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
3525 * config/rx/rx.opt: Set the default to 32-bit doubles.
3526 * config/rx/t-rx: Add multilibs for -nofpu option.
3527 * doc/invoke.texi: Update documentation of RX options.
3529 2010-01-06 Richard Guenther <rguenther@suse.de>
3531 * tree-ssa-pre.c (name_to_id): New global.
3532 (alloc_expression_id): Simplify SSA name handling.
3533 (lookup_expression_id): Likewise.
3534 (init_pre): Zero name_to_id.
3535 (fini_pre): Free it.
3537 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
3539 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
3541 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
3544 * config/i386/sse.md (smaxv2di3): New.
3545 (umaxv2di3): Likewise.
3546 (sminv2di3): Likewise.
3547 (uminv2di3): Likewise.
3549 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
3552 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
3553 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
3554 (legitimize_tls_address): Likewise.
3555 (sparc_tls_referenced_p): Likewise.
3556 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
3557 and adjust calls to legitimize_pic_address.
3558 (legitimate_constant_p) Use sparc_tls_referenced_p.
3559 (legitimate_pic_operand_p): Likewise.
3560 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
3561 (sparc_tls_symbol_ref_1): Delete.
3562 (sparc_tls_referenced_p): Make static, recognize specific patterns.
3563 (legitimize_tls_address): Make static, handle CONST patterns.
3564 (legitimize_pic_address): Make static, remove unused parameter and
3565 adjust recursive calls.
3566 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
3567 and adjust call to legitimize_pic_address.
3568 (sparc_output_mi_thunk): Likewise.
3570 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
3571 H.J. Lu <hongjiu.lu@intel.com>
3574 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
3575 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
3576 operands to make them signed.
3579 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3582 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3583 GTU to GT for V4SI and V2DI.
3585 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3586 (umin<mode>3): Removed.
3588 (uminv4si3): Likewise.
3590 2010-01-05 Martin Jambor <mjambor@suse.cz>
3592 PR tree-optimization/42462
3593 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
3594 current_function_decl to helper functions and macros.
3596 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3599 * flags.h: Don't include real.h.
3600 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
3601 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
3602 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
3603 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
3604 * dominance.c: Update copyright.
3605 * gimple.c (walk_gimple_op): Remove inline.
3606 * tree-ssa-reassoc.c: Include real.h.
3607 * Makefile.in (FLAGS_H): Remove $(REAL_H).
3608 (tree-ssa-reassoc.o): Depend on $(REAL_H).
3610 2010-01-05 Nick Clifton <nickc@redhat.com>
3612 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
3613 register to push into the stack frame when the accumulator has to
3614 be saved during interrupts.
3616 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
3618 * doc/invoke.texi: Remove the documentation about option
3620 * common.opt (Wunreachable-code): Preserved for backward
3622 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
3623 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
3624 the backward compatibility flag section.
3626 2010-01-05 Richard Guenther <rguenther@suse.de>
3628 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
3630 2010-01-05 Jakub Jelinek <jakub@redhat.com>
3633 * cfgexpand.c (expand_one_var): Diagnose too large variables.
3635 PR tree-optimization/42508
3636 * tree-sra.c (convert_callers): Check for recursive call
3637 by comparing cgraph nodes instead of decls.
3638 (modify_function): Call ipa_modify_formal_parameters also
3639 on all same_body aliases.
3641 * cgraphunit.c (cgraph_materialize_all_clones): Compare
3642 cgraph nodes when checking for same_body aliases.
3644 2010-01-05 Richard Guenther <rguenther@suse.de>
3646 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
3647 allocation and lookup.
3648 (get_or_alloc_expr_for_constant): Likewise.
3649 (phi_translate): Sink allocation.
3651 2010-01-04 Richard Guenther <rguenther@suse.de>
3653 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
3654 a new entry only if needed.
3655 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
3656 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
3658 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
3660 (phi_translate): Handle CONSTANTs early.
3662 2010-01-04 Martin Jambor <mjambor@suse.cz>
3664 PR tree-optimization/42398
3665 * tree-sra.c (struct access): Removed flag grp_different_types.
3666 (dump_access): Do not dump the removed flag.
3667 (sort_and_splice_var_accesses): Do not set the removed flag.
3668 (sra_modify_expr): Check for type compatibility directly.
3670 2010-01-04 Martin Jambor <mjambor@suse.cz>
3672 PR tree-optimization/42366
3673 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
3674 edges with variable number of parameters.
3675 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
3676 flag instead of asserting it.
3677 (ipa_read_node_info): Read uses_analysis_done flag.
3679 2010-01-04 Richard Guenther <rguenther@suse.de>
3681 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
3682 iterative_hash_* as intended.
3683 (vn_reference_compute_hash): Likewise. Simplify hashing
3685 (vn_reference_lookup_2): Likewise.
3686 (vn_nary_op_compute_hash): Likewise.
3687 (vn_phi_compute_hash): Likewise.
3688 (expressions_equal_p): Remove strange code.
3689 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
3690 (pre_expr_hash): Likewise. Simplify hashing SSA names.
3691 (bitmap_insert_into_set_1): Take value-id as parameter.
3692 (add_to_value): Pass it.
3693 (bitmap_insert_into_set): Likewise.
3694 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
3696 2010-01-04 Jakub Jelinek <jakub@redhat.com>
3699 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
3700 (do_self_spec): For switches with SWITCH_IGNORE set set also
3701 SWITCH_IGNORE_PERMANENTLY.
3702 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
3705 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
3707 * lto-streamer-out.c (output_unreferenced_globals): Output the full
3708 tree of an unreferenced global var.
3710 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3713 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3714 GTU to GT for V4SI and V2DI.
3716 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3717 (umin<mode>3): Removed.
3719 (uminv4si3): Likewise.
3721 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3724 * collect2.c (main): Turn on trace in collect2 if -v is passed
3727 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
3729 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
3730 description of expression operand.
3732 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
3734 * configure.ac: Add install-html to target_list for Make-hooks.
3735 * configure: Regenerate.
3736 * fortran/Make-lang.in (F95_HTMLFILES): New.
3737 (fortran.html): Use it.
3738 (fortran.install-html): New.
3739 * Makefile.in (install-html): Add lang.install-html.
3740 * java/Make-lang.in (JAVA_HTMLFILES): New.
3741 (java.html): Use it.
3742 (java.install-html): New.
3743 * objc/Make-lang.in (objc.install-html): New.
3744 * objcp/Make-lang.in (obj-c++.install-html): New.
3745 * cp/Make-lang.in (c++.install-html): New.
3746 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
3747 * lto/Make-lang.in (lto.install-html): New.
3749 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
3752 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
3754 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
3756 PR rtl-optimization/41862
3757 * store-motion.c (store_killed_in_insn, compute_store_table,
3758 remove_reachable_equiv_notes, replace_store_insn,
3759 build_store_vectors): Ignore all DEBUG_INSNs.
3761 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
3764 * common.opt: Add dumpdir.
3766 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
3768 (option_map): Add --dumpdir.
3770 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
3772 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
3774 * opts.c (decode_options): Try dump_dir_name first if
3775 dump_base_name isn't an absolute path.
3776 (common_handle_option): Handle OPT_dumpdir.
3778 * toplev.c (dump_dir_name): New.
3779 (print_switch_values): Also ignore -dumpdir.
3781 * toplev.h (dump_dir_name): New.
3783 2010-01-03 Richard Guenther <rguenther@suse.de>
3785 PR tree-optimization/42589
3786 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
3787 double-word expansion of bswap32.
3789 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
3791 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
3792 with BLOCK_FOR_INSN.
3793 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
3794 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
3795 noce_process_if_block): Likewise.
3796 * gcse.c (compute_local_properties, insert_expr_in_table,
3797 insert_set_in_table, canon_list_insert, find_avail_set,
3798 pre_insert_copy_insn): Likewise.
3800 * basic-block.h (BLOCK_NUM): Move from here...
3801 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
3803 2010-01-03 Richard Guenther <rguenther@suse.de>
3805 PR tree-optimization/42438
3806 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
3807 contains_may_not_return_call flag.
3808 (BB_MAY_NOTRETURN): New.
3809 (valid_in_sets): Trapping nary operations are not valid
3810 in blocks that may not return.
3811 (insert_into_preds_of_block): Remove check for trapping expressions.
3812 (compute_avail): Compute also BB_MAY_NOTRETURN.
3814 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
3816 * doc/invoke.texi: Add 2010 to copyright years.
3818 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
3820 * config/sparc/sparc.c: Fix formatting nits.
3822 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
3823 Alexander Monakov <amonakov@ispras.ru>
3825 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
3827 2010-01-02 Richard Guenther <rguenther@suse.de>
3830 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
3831 (simplify_switch_using_ranges): Mark to be removed edges
3834 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3836 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3838 * collect2.c (scan_libraries): Add missing argument in call to
3841 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
3844 * config/alpha/predicates.md (aligned_memory_operand): Return false
3846 (unaligned_memory_operand): Return true for CQImode.
3847 * config/alpha/alpha.c (get_aligned_mem): Assert that location
3848 doesn not cross aligned SImode word boundary.
3850 2010-01-02 Anatoly Sokolov <aesok@post.ru>
3852 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
3854 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
3855 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
3857 2010-01-02 Richard Guenther <rguenther@suse.de>
3860 * toplev.c (compile_file): Emit LTO marker properly. Change
3862 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
3864 2010-01-01 Richard Guenther <rguenther@suse.de>
3867 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
3869 2010-01-01 Richard Guenther <rguenther@suse.de>
3872 * c-decl.c (grokdeclarator): For zero-size arrays force
3873 structural equality checks as layout_type does.
3875 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
3877 * builtins.c: Update copyright to 2010.
3879 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
3882 * lto-streamer-out.c (produce_asm): Revert the last change.
3883 (copy_function): Likewise.
3885 * lto-streamer.c (lto_get_section_name): Skip any leading
3888 2010-01-01 Richard Guenther <rguenther@suse.de>
3891 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
3895 Copyright (C) 2010 Free Software Foundation, Inc.
3897 Copying and distribution of this file, with or without modification,
3898 are permitted in any medium without royalty provided the copyright
3899 notice and this notice are preserved.