1 2010-03-18 Jakub Jelinek <jakub@redhat.com>
4 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
8 * var-tracking.c (vt_init_cfa_base): Do nothing if
9 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed
12 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
15 * var-tracking.c (canonicalize_vars_star): New.
16 (dataflow_post_merge_adjust): Use it.
18 2010-03-18 Jakub Jelinek <jakub@redhat.com>
21 * var-tracking.c (non_suitable_const): New function.
22 (add_uses): For DEBUG_INSNs with constants, don't record any
23 value, instead just the constant value itself.
24 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
25 is not VAR_LOC_UNKNOWN_P, set var to the constant.
26 (emit_notes_in_bb): Likewise.
27 (emit_note_insn_var_location): For onepart variables if
28 cur_loc is a VOIDmode constant, use DECL_MODE.
30 2010-03-18 Martin Jambor <mjambor@suse.cz>
33 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
34 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
35 all non-clones. Moved call redirection...
36 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new
38 (cgraph_materialize_all_clones): Dispose of all
39 combined_args_to_skip bitmaps.
40 (verify_cgraph_node): Do not check for edges pointing to wrong
41 nodes in inline clones.
42 * tree-inline.c (copy_bb): Call
43 cgraph_redirect_edge_call_stmt_to_callee.
44 * ipa.c (cgraph_remove_unreachable_nodes): Call
45 cgraph_node_remove_callees even when there are used clones.
47 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
49 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
51 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
54 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
57 2010-03-18 Michael Matz <matz@suse.de>
60 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
61 into sqrt(x) if we need to preserve signed zeros.
63 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
64 Eric Botcazou <ebotcazou@adacore.com>
66 PR rtl-optimization/43360
67 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
68 note if we don't know its invariant status.
70 2010-03-18 Michael Matz <matz@suse.de>
72 PR tree-optimization/43402
73 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
74 PHI chains of ssa names registered for update.
76 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
79 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
80 non-offsettable and pre_modify update addressing.
81 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
82 and "2" alternatives "#".
83 (*movdd_softfloat32): Make all alternatives "#";
84 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
85 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
86 (*movdf_softfloat32): Make all alternatives "#";
87 (movdi): Use the new DIFD mode iterator to create a common splitter
88 for movdi, movdf and movdd patterns.
90 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
92 * common.opt (dumpdir): Remove redundant tab.
94 2010-03-17 Martin Jambor <mjambor@suse.cz>
96 PR tree-optimization/43347
97 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
98 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
100 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
102 PR rtl-optimization/42216
103 * regrename.c (create_new_chain): New function, broken out from...
104 (scan_rtx_reg): ... here. Call it. Handle the case where we are
105 appending a use to an empty chain.
106 (build_def_use): Remove previous changes that convert OP_INOUT to
107 OP_OUT operands; instead detect the case where an OP_INOUT operand
108 uses a previously untracked register and create an empty chain for
111 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
113 * doc/extend.texi (Function Attributes): Rewrite unfinished
114 sentence in ms_abi documentation.
116 2010-03-17 Alan Modra <amodra@gmail.com>
118 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
119 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
120 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
121 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
123 2010-03-16 Richard Henderson <rth@redhat.com>
126 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
127 (lower_try_finally): Save and restore eh_seq around the expansion
130 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
132 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
133 statements before splitting block.
135 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
137 * doc/sourcebuild.texi (Testsuites): Fix markup.
138 Use pathnames relative to gcc/testsuite.
139 (Test Directives): Move description of how timeout is determined.
140 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
141 (C Tests): Correct gcc.misc-tests directory.
142 Framework tests now live in gcc.test-framework.
144 2010-03-16 Richard Guenther <rguenther@suse.de>
147 * tree-cfg.c (gimple_merge_blocks): When propagating virtual
148 PHI operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI
151 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
152 Alexandre Oliva <aoliva@redhat.com>
154 PR tree-optimization/42917
155 * lambda-code.c (remove_iv): Skip debug statements.
156 (lambda_loopnest_to_gcc_loopnest): Likewise.
157 (not_interesting_stmt): Debug statements are not interesting.
159 2010-03-16 Jakub Jelinek <jakub@redhat.com>
163 * cselib.c (cselib_preserve_constants,
164 cfa_base_preserved_val): New static variables.
165 (preserve_only_constants): New function.
166 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
167 clear its REG_VALUES. If cselib_preserve_constants, don't
168 empty the whole hash table, but preserve there VALUEs with constants,
169 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
170 (cselib_preserve_cfa_base_value): New function.
171 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
172 (cselib_init): Change argument to int bitfield. Set
173 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
175 (cselib_finish): Clear cselib_preserve_constants and
176 cfa_base_preserved_val.
177 * cselib.h (enum cselib_record_what): New enum.
178 (cselib_init): Change argument to int.
179 (cselib_preserve_cfa_base_value): New prototype.
180 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
181 * dse.c (dse_step1): Likewise.
182 * cfgcleanup.c (thread_jump): Likewise.
183 * sched-deps.c (sched_analyze): Likewise.
184 * gcse.c (local_cprop_pass): Likewise.
185 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
186 If FN is non-NULL, call the callback always and whenever it returns
187 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
188 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
189 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
190 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
191 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
192 * var-tracking.c: Include recog.h.
193 (bb_stack_adjust_offset): Remove.
194 (vt_stack_adjustments): Don't call it, instead just gather the
195 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
196 (adjust_stack_reference): Remove.
197 (compute_cfa_pointer): New function.
198 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
199 (struct adjust_mem_data): New type.
200 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
202 (get_address_mode): New function.
203 (replace_expr_with_values): Use it.
204 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
205 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
206 (adjust_sets): Remove.
207 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
208 Use get_address_mode.
209 (get_adjusted_src): Remove.
210 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
211 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
212 (add_with_sets): Don't call adjust_sets.
213 (fp_setter, vt_init_cfa_base): New functions.
214 (vt_initialize): Change return type to bool. Move most of pool etc.
215 initialization to the beginning of the function from end. Pass
216 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
217 If !frame_pointer_needed, call vt_stack_adjustment before mos
218 vector is filled, call vt_init_cfa_base if argp/framep has been
219 eliminated to sp. If frame_pointer_needed and argp/framep has
220 been eliminated to hard frame pointer, set
221 hard_frame_pointer_adjustment and call vt_init_cfa_base after
222 encountering fp setter in the prologue. For MO_ADJUST, call
223 log_op_type before pusing the op into mos vector, not afterwards.
224 Call adjust_insn before cselib_process_insn/add_with_sets,
225 call cancel_changes (0) afterwards.
226 (variable_tracking_main_1): Adjust for vt_initialize calling
227 vt_stack_adjustments and returning whether it succeeded or not.
229 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
231 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
234 2010-03-15 Jakub Jelinek <jakub@redhat.com>
236 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
238 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
239 drap_reg has not been set.
241 2010-03-15 Michael Matz <matz@suse.de>
244 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
245 use it to expand block copies.
246 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
247 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
248 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
250 2010-03-15 Richard Guenther <rguenther@suse.de>
252 PR tree-optimization/43367
253 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
256 2010-03-15 Richard Guenther <rguenther@suse.de>
258 PR tree-optimization/43317
259 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
261 2010-03-15 Martin Jambor <mjambor@suse.cz>
263 PR tree-optimization/43141
264 * tree-sra.c (create_abstract_origin): New function.
265 (modify_function): Call create_abstract_origin.
267 2010-03-15 Chris Demetriou <cgd@google.com>
269 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
272 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
275 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
276 call insert_out_of_ssa_copy for default definitions.
278 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
280 * graphite-clast-to-gimple.c (my_long_long): Defined.
281 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
282 * graphite-sese-to-poly.c (my_long_long): Defined.
283 (scop_ivs_can_be_represented): Use it.
285 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
287 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
288 graphite-max-bbs-per-function, and loop-block-tile-size.
289 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
291 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
293 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
295 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
297 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
298 (add_upper_bounds_from_estimated_nit): New.
299 (build_loop_iteration_domains): Use it.
301 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
303 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
305 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
308 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
309 should be an INTEGER_CST. Also handle CASE_CONVERT.
311 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
313 * graphite.c (graphite_initialize): To bound the number of bbs per
314 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
315 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
316 * doc/invoke.texi: Document it.
318 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
320 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
321 * graphite-sese-to-poly.h (build_poly_scop): Same.
323 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
325 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
326 the number of parameters in the scop. Use as an upper bound
327 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
328 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
329 * doc/invoke.texi: Document it.
331 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
333 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
334 * doc/c-tree.texi: Remove.
335 * doc/generic.texi: Merge c-tree.texi here.
336 * doc/gccint.texi (Trees): Remove menu entry.
337 (c-tree.texi): Remove @include.
338 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
339 * doc/languages.texi (Reading RTL): Ditto.
341 2010-03-12 Steve Ellcey <sje@cup.hp.com>
344 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
346 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
349 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
350 code added to work around reload clobbering CONST insns.
352 2010-03-12 Jakub Jelinek <jakub@redhat.com>
354 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
355 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
356 (cselib_preserve_only_values): Remove retain argument, don't
357 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
358 * cselib.h (cselib_preserve_only_values): Remove retain argument.
359 * var-tracking.c (micro_operation): Move insn field before union.
360 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
361 (struct variable_tracking_info_def): Remove n_mos field, change
362 mos into a vector of micro_operations.
363 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
364 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
365 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
366 changing into a vector.
367 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
368 come before all other uops generated by add_stores.
369 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
371 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
372 a vector. Run just one pass over the bbs instead of separate counting
373 and computation phase.
374 (vt_finalize): Free VTI (bb)->mos vector instead of array.
377 * tree-inline.c (remap_decls): Put old_var rather than origin_var
378 into *nonlocalized_list vector.
379 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
380 even if origin is non-NULL.
381 (gen_variable_die): Likewise.
382 (process_scope_var): Don't change origin.
383 (gen_decl_die): Likewise.
384 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
385 before adding new edges instead of after it, fix moving over
388 2010-03-11 David S. Miller <davem@davemloft.net>
390 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
392 * configure: Rebuild.
394 2010-03-11 Martin Jambor <mjambor@suse.cz>
396 PR tree-optimization/43257
397 * tree.c (assign_assembler_name_if_neeeded): New function.
398 (free_lang_data_in_cgraph): Assembler name assignment moved to the
400 * tree.h (assign_assembler_name_if_neeeded): Declare.
401 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
402 the function if needed.
404 2010-03-11 Chris Demetriou <cgd@google.com>
406 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
407 include/stdint-gcc.h, and include/stdint.h world-readable.
409 2010-03-11 Richard Guenther <rguenther@suse.de>
411 PR tree-optimization/43255
412 * tree-vrp.c (process_assert_insertions_for): Do not insert
413 asserts for trivial conditions.
415 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
417 PR tree-optimization/43280
418 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
419 generation. Move calculation of size out of the if branch.
420 (find_bswap): Modify compare number generation.
422 2010-03-11 Richard Guenther <rguenther@suse.de>
425 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
426 (input_gimple_stmt): Fixup handled component types during
427 operand read. Also fix up decls in ADDR_EXPRs.
429 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
431 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
432 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
434 2010-03-10 Jan Hubicka <jh@suse.cz>
437 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
438 * varasm.c (get_variable_section): Don't do that here...
439 (make_decl_rtl): ... and here.
440 (do_assemble_alias): Produce decl RTL.
441 (assemble_alias): Likewise.
443 2010-03-10 Jakub Jelinek <jakub@redhat.com>
446 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
447 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
449 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
450 (based_loc_descr): Only express drap or vdrap regno based expressions
451 using DW_OP_fbreg when not optimizing.
452 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
453 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
454 REG_CFA_SET_VDRAP note.
456 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
458 PR tree-optimization/43236
459 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
460 error in calculation of base address in reverse iteration case.
461 (generate_builtin): Take number of latch executions if the statement
464 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
467 * tree-eh.c: Include pointer-set.h.
468 (lower_eh_dispatch): Filter out duplicate case labels and
469 remove the unneeded edge when the label is unused. Return
470 true when some edges are removed.
471 (execute_lower_eh_dispatch): When any lowering resulted in
472 removing an edge, also delete unreachable blocks.
474 2010-03-10 Jakub Jelinek <jakub@redhat.com>
477 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
478 UNSPEC_MACHOPIC_OFFSET.
480 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
483 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
484 (m68k_delegitimize_address): New function.
486 2010-03-09 Jakub Jelinek <jakub@redhat.com>
489 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
492 * var-tracking.c (adjust_sets): New function.
493 (count_with_sets, add_with_sets): Use it.
494 (get_adjusted_src): New inline function.
495 (add_stores): Use it.
498 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
499 call cselib_dummy_expand_value_rtx_cb instead of
500 cselib_expand_value_rtx_cb.
503 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
504 * config/i386/i386.c: Include debug.h and dwarf2out.h.
505 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
506 and .cfi_endproc around the pic thunks.
507 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
508 all queued unwind info register saves are saved before the call.
509 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
510 considered as sp-=4 for unwind info and the pop as sp+=4 which
511 also clobbers dest, but doesn't actually restore it.
514 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
517 2010-03-09 Jie Zhang <jie@codesourcery.com>
519 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
520 whitespaces in output template.
522 2010-03-09 Jie Zhang <jie@codesourcery.com>
524 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
527 2010-03-08 Jakub Jelinek <jakub@redhat.com>
529 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
530 builtins.exp in a separate job.
532 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
534 * graphite-sese-to-poly.c (add_param_constraints): Use
535 lower_bound_in_type and upper_bound_in_type.
537 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
539 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
540 instead of unsigned_type_node.
542 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
543 Reza Yazdani <reza.yazdani@amd.com>
546 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
547 on pointer type parameters.
549 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
553 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
554 handle conversions from pointer to integers.
555 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
556 induction variable, to be able to work with code generated by CLooG.
557 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
558 (build_poly_scop): Bail out if we cannot codegen a loop.
560 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
562 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
563 code generation with gloog_error.
565 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
567 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
568 Call fold_convert on all the returned values.
569 (expand_scalar_variables_expr): Pass to
570 expand_scalar_variables_ssa_name the type of the resulting expression.
572 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
574 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
575 ppl_min_for_le_pointset.
576 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
577 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
579 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
581 * graphite-dependences.c (map_into_dep_poly): Removed.
582 (dependence_polyhedron_1): Use combine_context_id_scat.
584 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
586 * graphite-poly.h (struct poly_scattering): Add layout documentation.
587 (struct poly_bb): Same.
588 (combine_context_id_scat): New.
590 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
593 * sese.c (name_defined_in_loop_p): Return false for default
596 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
598 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
599 and clean up the logic.
601 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
603 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
606 2010-03-08 Jakub Jelinek <jakub@redhat.com>
608 * var-tracking.c (remove_cselib_value_chains): Define only for
610 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
611 delete_slot_part, emit_notes_for_differences_1): Don't call
612 remove_cselib_value_chains here.
613 (set_slot_part, emit_notes_for_differences_2): Don't call
614 add_cselib_value_chains here.
615 (preserved_values): New vector.
616 (preserve_value): New function.
617 (add_uses, add_stores, vt_add_function_parameters): Use it
618 instead of cselib_preserve_value.
619 (changed_values_stack): New vector.
620 (check_changed_vars_0): New function.
621 (check_changed_vars_1, check_changed_vars_2): Use it.
622 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
623 changed_values_stack VALUEs.
624 (vt_emit_notes): For all preserved_values call
625 add_cselib_value_chains. If ENABLE_CHECKING call
626 remove_cselib_value_chains before verifying value_chains is empty.
627 Initialize and free changed_values_stack.
628 (vt_initialize): Initialize preserved_values.
629 (vt_finalize): Free preserved_values.
631 2010-03-08 Richard Guenther <rguenther@suse.de>
633 PR tree-optimization/43269
634 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
637 2010-03-08 Martin Jambor <mjambor@suse.cz>
639 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
640 (ipa_is_param_called): Removed.
641 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
642 (ipa_print_node_params): Do not print the called flag.
643 (ipa_write_node_info): Do not stream the called flag.
644 (ipa_read_node_info): Likewise.
646 2010-03-07 Jakub Jelinek <jakub@redhat.com>
649 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
650 * cselib.c (struct expand_value_data): Add dummy field.
651 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
653 (cselib_dummy_expand_value_rtx_cb): New function.
654 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
656 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
657 * var-tracking.c: Include pointer-set.h.
658 (variable): Change n_var_parts to char from int. Add
659 cur_loc_changed and in_changed_variables fields.
660 (variable_canonicalize): Remove.
661 (shared_var_p): New inline function.
662 (unshare_variable): Maintain cur_loc_changed and
663 in_changed_variables fields. If var was in changed_variables,
664 replace it there with new_var. Just copy cur_loc instead of
665 resetting it to something else.
666 (variable_union): Don't recompute cur_loc. Use shared_var_p.
667 (dataflow_set_union): Don't call variable_canonicalize.
668 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
669 of their DEBUG_EXPR_TREE_DECLs.
670 (canonicalize_loc_order_check): Verify that cur_loc is NULL
671 and in_changed_variables and cur_loc_changed is false.
672 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
673 and cur_loc_changed. Don't update cur_loc here.
674 (variable_merge_over_src): Don't call variable_canonicalize.
675 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
676 removing loc that is equal to cur_loc, clear cur_loc,
677 set cur_loc_changed and ensure variable_was_changed is called.
678 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
679 compare pointers in cur_loc check, if it is equal to loc,
680 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
681 (variable_different_p): Remove compare_current_location argument,
682 don't compare cur_loc.
683 (dataflow_set_different_1): Adjust variable_different_p caller.
684 (variable_was_changed): If dv had some var in changed_variables
685 already, reset in_changed_variables flag for it and propagate
686 cur_loc_changed over to the new variable. On empty var
687 always set cur_loc_changed. Set in_changed_variables on whatever
688 var is added to changed_variables.
689 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
690 Use shared_var_p. When removing loc that is equal to cur_loc,
691 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
692 end, don't set it to something else, just call variable_was_changed.
693 (delete_slot_part): Use shared_var_p. When cur_loc equals to
694 loc being removed, clear cur_loc and set cur_loc_changed.
695 Set cur_loc_changed if all locations have been removed.
696 (struct expand_loc_callback_data): New type.
697 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
698 allocated. Always create SUBREGs if simplify_subreg failed.
699 Prefer to use cur_loc, when that fails and still in
700 changed_variables (and seen first time) recompute it. Set
701 cur_loc_changed of variables which had to change cur_loc and
702 compute elcd->cur_loc_changed if any of the subexpressions used
703 had to change cur_loc.
704 (vt_expand_loc): Adjust to pass arguments in
705 expand_loc_callback_data structure.
706 (vt_expand_loc_dummy): New function.
707 (emitted_notes): New variable.
708 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
709 that weren't used for any other decl in current
710 emit_notes_for_changes call call vt_expand_loc_dummy to update
711 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
712 first loc_chain location if NULL before. Always use just
713 cur_loc instead of first loc_chain location. When cur_loc_changed
714 is false, when not --enable-checking=rtl just don't emit any note.
715 When rtl checking, compute the note and assert it is the same
716 as previous note. Clear cur_loc_changed and in_changed_variables
717 at the end before removing from changed_variables.
718 (check_changed_vars_3): New function.
719 (emit_notes_for_changes): Traverse changed_vars to call
720 check_changed_vars_3 on each changed var.
721 (emit_notes_for_differences_1): Clear cur_loc_changed and
722 in_changed_variables. Recompute cur_loc of new_var.
723 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
724 (vt_emit_notes): Initialize and destroy emitted_notes.
726 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
728 PR rtl-optimization/42220
729 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
730 Use verify_reg_tracked to determine if we should use OP_OUT rather
732 (build_def_use): If we see an in-out operand for a register that we
733 know nothing about, treat is an output if possible, fail the block if
736 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
739 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
742 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
745 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
746 uses of relevant DEFs that are dead outside the loop too.
748 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
750 * var-tracking.c (dataflow_set_merge): Swap src and src2.
752 2010-01-13 Jakub Jelinek <jakub@redhat.com>
754 * var-tracking.c (values_to_unmark): New variable.
755 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
756 values_to_unmark vector. Moved body to...
757 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
758 instead queue it into values_to_unmark vector.
759 (vt_find_locations): Free values_to_unmark vector.
761 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
763 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
764 (site.exp): Export them when plugins are enabled.
766 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
769 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
771 (chrec_fold_multiply): Same.
773 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
776 * c-decl.c (build_compound_literal): Return early if init is
779 2010-03-04 Martin Jambor <mjambor@suse.cz>
781 PR tree-optimization/43164
782 PR tree-optimization/43191
783 * tree-sra.c (type_consists_of_records_p): Reject records with
784 zero-size bit-fields at the end.
786 2010-03-04 Mike Stump <mikestump@comcast.net>
788 * Makefile.in (TAGS): Remove *.y.
790 2010-03-04 Richard Guenther <rguenther@suse.de>
792 PR tree-optimization/40761
793 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
795 (my_rev_post_order_compute): New function.
798 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
801 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
802 decrease the cost of an IV candidate when the cost is infinite.
804 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
806 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
807 Use '3DNow!' for the extension of that name, ensure normal space
809 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
811 2010-03-03 Jeff Law <law@redhat.com>
813 * PR middle-end/32693
814 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
816 (extract_bit_field_1): Likewise.
818 2010-03-03 Janis Johnson <janis187@us.ibm.com>
820 * doc/sourcebuild.texi (Test directives): Document that arguments
821 include-opts and exclude-opts are now optional for dg-skip-if,
822 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
824 2010-03-03 Jason Merrill <jason@redhat.com>
827 * cgraph.h (varpool_node): Add extra_name field.
828 * varpool.c (varpool_extra_name_alias): New.
829 (varpool_assemble_decl): Emit extra name aliases.
830 (varpool_mark_needed_node): Look past an extra name alias.
831 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
832 * lto-streamer-in.c (lto_input_tree): Read it.
833 * lto-streamer-out.c (output_unreferenced_globals): Write it.
835 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
837 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
838 (sparc*-*-solaris2*): ...this.
840 2010-03-03 Jakub Jelinek <jakub@redhat.com>
843 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
844 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
845 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
846 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
849 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
850 fallthrough to default handling, just with want_address 0 instead of 2.
851 For single element lists, add_AT_loc directly, otherwise create an
852 artificial variable DIE and stick location list to it.
855 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
856 (VAL_EXPR_HAS_REVERSE): Define.
857 (reverse_op): New function.
858 (add_stores): For reversible operations add an extra MO_VAL_USE.
860 2010-03-02 Jason Merrill <jason@redhat.com>
862 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
864 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
866 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
867 (sparc64-*-linux*): Likewise.
868 (sparc64-*-solaris2*): Include assembler files before linker ones.
869 (sparc-*-solaris2*): Simplify and reorder to match previous case.
870 * config/sparc/gas.h: Delete.
871 * config/sparc/sol2-64.h: Add copyright notice.
872 * config/sparc/sol2-gas-bi.h: Likewise.
873 * config/sparc/sol2-gld.h: Likewise.
874 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
875 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
876 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
877 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
878 (sparc_elf_asm_named_section): Rename into...
879 (sparc_solaris_elf_asm_named_section): ...this. Always define.
881 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
883 * config/alpha/alpha.c (override_options): Fix -mtune error message.
885 2010-03-02 Jeff Law <law@redhat.com>
888 * reload1.c (rtx_p, substitute_stack): Declare.
889 (substitute): Record addresses of changed rtxs.
890 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
891 Restore the original rtx when complete.
892 (reload): Free subsitute_stack when complete.
894 2010-03-02 Janis Johnson <janis187@us.ibm.com>
896 * doc/gccint.texi (menu): Add Testsuites as a chapter.
897 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
899 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
900 LTO Testing, gcov Testing, profopt Testing, compat Testing,
901 Torture Tests): Change from subsection to section.
903 2010-03-02 Jakub Jelinek <jakub@redhat.com>
904 Steven Bosscher <steven@gcc.gnu.org>
906 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
909 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
912 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
913 the assignment from the new induction variable to the assignment
914 of the value from the original loop PHI function.
916 2010-03-01 Janis Johnson <janis187@us.ibm.com>
917 Daniel Jacobowitz <dan@codesourcery.com>
919 * doc/sourcebuild.texi (Test directives): Clarify options to
922 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
924 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
925 Disable cfi directives unless GCC and gas agree on using read-only
926 .eh_frame sections for 64-bit.
927 * configure: Regenerate.
929 2010-03-01 Richard Guenther <rguenther@suse.de>
931 PR tree-optimization/43220
932 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
933 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
935 2010-03-01 Richard Guenther <rguenther@suse.de>
936 Martin Jambor <mjambor@suse.cz>
939 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
940 gimplified parameters.
942 2010-03-01 Christian Bruel <christian.bruel@st.com>
944 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
946 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
948 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
950 2010-03-01 Richard Guenther <rguenther@suse.de>
953 * expr.c (expand_assignment): Use the alias-oracle to tell
954 if the rhs aliases the result decl.
956 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
959 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
960 to sol_gt_pch_get_address.
961 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
962 64-bit, SPARC and x86.
963 (sol_gt_pch_get_address): New function.
965 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
967 * toplev.h (inform_n, error_n): Declare.
968 * diagnostic.c (inform_n, error_n): New function.
970 2010-03-01 Jakub Jelinek <jakub@redhat.com>
972 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
973 has no rtl yet when processing local_decls, queue it and recheck
974 if deferred stack allocation hasn't assigned it rtl.
976 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
978 * config/sh/sh.c (unspec_bbr_uid): New.
979 (gen_block_redirect): Use it instead of INSN_UID.
980 (gen_far_branch): Likewise.
982 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
984 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
985 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
987 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
989 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
990 (Warning Options): -Wno-conversion-null is valid for
991 Objective-C++ as well.
992 * doc/tm.texi (Named Address Spaces): Likewise.
993 * doc/plugins.texi (Plugins): Replace TABs with spaces.
994 * doc/tree-ssa.texi (Tree SSA): Likewise.
996 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
999 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
1000 by default. Don't set the default arch for
1001 i[34567]86-*-darwin*|x86_64-*-darwin*.
1003 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1006 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
1007 default. Set the default 32bit/64bit archs with $with_arch
1008 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
1010 2010-02-27 Richard Guenther <rguenther@suse.de>
1012 PR tree-optimization/43186
1013 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
1014 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
1015 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
1016 unroller iterations.
1018 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1020 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
1021 required and i[34567]86-*-* targets don't support 64bit ISA.
1023 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
1026 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1029 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1031 * config.gcc: Set the default arch at least to Prescott for
1032 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
1033 if SSE math is enabled.
1035 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1037 * diagnostic.c (diagnostic_initialize): Update.
1038 (diagnostic_report_diagnostic): Test inhibit_notes_p for
1040 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
1041 (diagnostic_inhibit_notes): New.
1042 * toplev.c (process_options): inhibit notes with -fcompare-debug.
1044 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1047 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
1048 * doc/standards.texi: Likewise.
1049 * doc/extend.texi: Likewise.
1050 * doc/trouble.texi: Likewise.
1051 * doc/cppopts.texi: Likewise.
1052 * doc/install.texi: Likewise.
1053 * c.opt (std=c90,std=gnu90): New options.
1054 * c-opts.c (c_common_handle_option): Handle them.
1056 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1059 * c-decl.c (undeclared_variable): Use an informative note.
1061 2010-02-26 Richard Guenther <rguenther@suse.de>
1063 PR tree-optimization/43186
1064 * gimple.h (gimple_fold): Remove.
1065 * gimple.c (gimple_fold): Remove. Inline into single user ...
1066 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
1067 Try harder for conditions.
1069 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1072 * function.c (used_types_insert): Don't skip through named pointer
1073 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
1074 and it is different from the main variant's type.
1076 2010-02-26 Nick Clifton <nickc@redhat.com>
1078 * config/rx/rx.md (sminsi3): Remove bogus alternative.
1080 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1082 * config.gcc: Support --with-fpmath=sse for x86.
1084 * config/i386/ssemath.h: New.
1086 * doc/install.texi (--with-fpmath=sse): Documented.
1088 2010-02-26 Richard Guenther <rguenther@suse.de>
1090 PR tree-optimization/43188
1091 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
1092 vector types of over-aligned element type.
1094 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
1097 * config/i386/i386.c (expand_vec_perm_blend): Use correct
1098 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
1100 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
1102 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
1104 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1106 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
1107 * var-tracking.c: Include diagnostic.h.
1108 (debug_dv): New function.
1109 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
1112 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
1113 (add_value_chain, add_value_chains, remove_value_chain,
1114 remove_value_chains): Handle DEBUG_EXPRs.
1115 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
1118 * regcprop.c (struct queued_debug_insn_change): New type.
1119 (struct value_data_entry): Add debug_insn_changes field.
1120 (struct value_data): Add n_debug_insn_changes field.
1121 (debug_insn_changes_pool): New variable.
1122 (free_debug_insn_changes, apply_debug_insn_changes,
1123 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
1124 (kill_value_one_regno): Call free_debug_insn_changes if needed.
1125 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
1127 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
1129 (copyprop_hardreg_forward_1): Don't call apply_change_group for
1130 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
1131 changes, call cprop_find_used_regs via note_stores.
1132 (copyprop_hardreg_forward): When copying vd from predecessor
1133 which has any queued DEBUG_INSN changes, make sure the pointers are
1134 cleared. At the end call df_analyze and then if there are any
1135 DEBUG_INSN changes queued at the end of some basic block for still
1136 live registers, apply them.
1137 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
1139 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
1141 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
1144 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
1146 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
1147 targets. Set the default with_cpu/with_arch from arch/cpu.
1148 Allow x86-64 and native for with_cpu/with_arch.
1150 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
1152 * ebitmap.c: Change calls to verify_popcount with calls to
1153 sbitmap_verify_popcount.
1154 (ebitmap_clear_bit): Fixed map->cacheindex test and
1155 map>cache update when bit clearing results in an empty
1158 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1161 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
1162 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
1163 and support both V2DF and V2DI modes.
1164 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
1165 support both V2DF and V2DI modes.
1166 (general): Delete trailing whitespace from a few patterns.
1168 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1169 V2DF/V2DI interleave high/low builtins.
1171 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
1174 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
1175 interleave high/low functions.
1177 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
1179 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
1180 #pragma extern_prefix.
1182 2010-02-25 Jakub Jelinek <jakub@redhat.com>
1185 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
1186 BLKmode, assert op0 is a MEM and just adjust its mode.
1189 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
1190 if bitpos isn't multiple of mode's bitsize.
1192 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1194 * c.opt (-ftemplate-depth=): New.
1195 (-ftemplate-depth-): Deprecate.
1196 * optc-gen.awk: Handle -ftemplate-depth=.
1197 * opth-gen.awk: Likewise.
1198 * c-opts.c (c_common_handle_option): Likewise.
1199 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
1201 2010-02-24 Jason Merrill <jason@redhat.com>
1203 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
1205 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1207 * cfg.c (alloc_aux_for_block): Remove inline.
1208 (alloc_aux_for_edge): Likewise.
1210 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1212 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
1214 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1216 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
1217 * config/i386/sol2-gas.h: New file.
1218 * config.gcc (i[34567]86-*-solaris2*): Use it.
1220 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1223 * c-typeck.c (ep_convert_and_check): New.
1224 (build_conditional_expr): Use it.
1225 (build_binary_op): Likewise.
1227 2010-02-24 Jakub Jelinek <jakub@redhat.com>
1229 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
1232 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
1233 bounds even for -O+.
1234 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
1235 expr needs to have DECL_NAME set.
1237 2010-02-24 Nick Clifton <nickc@redhat.com>
1239 * config/mep/mep.c: Include gimple.h.
1240 (mep_function_uses_sp): Delete unused function.
1241 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
1242 parameters. Use unsigned integers to count args. Return a
1243 NULL_RTX instead of an error_mark_node. Toidy up formatting.
1245 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1248 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
1249 greater or equal to nelt instead of 2 * nelt.
1250 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
1253 2010-02-23 Jason Merrill <jason@redhat.com>
1256 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
1257 in cfun->local_decls even if they have register types.
1260 * stor-layout.c (place_field): Don't warn about unnecessary
1261 DECL_PACKED if the type is packed.
1263 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1266 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
1267 GOTOFF relocs, even when the base reg isn't pic pointer.
1269 2010-02-23 Michael Matz <matz@suse.de>
1272 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
1273 (expand_gimple_basic_block): Generate and use debug temps if there
1274 are debug uses left after the last real use of TERed ssa names.
1275 Unlink debug immediate uses when they are expanded.
1277 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1280 * config/i386/i386.c (override_options): Reorganise to provide
1281 better error messages.
1283 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1286 * graphite-scop-detection.c (create_single_exit_edge): Move
1287 the call to find_single_exit_edge to....
1288 (create_sese_edges): ...here. Don't handle multiple edges
1289 exiting the function.
1290 (build_graphite_scops): Don't handle multiple edges
1291 exiting the function.
1293 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1296 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
1297 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
1299 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1302 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
1304 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1307 * c-typeck.c (convert_arguments): Print declaration location.
1308 * c-common.c (validate_nargs): Rename as
1309 builtin_function_validate_nargs.
1310 (check_builtin_function_arguments): Update.
1312 2010-02-22 Richard Guenther <rguenther@suse.de>
1315 * tree-inline.c (declare_return_variable): Use the type of
1316 the call stmt lhs if available.
1318 2010-02-22 Duncan Sands <baldrick@free.fr>
1320 * passes.c (register_pass): Always consider all pass lists when
1321 ref_pass_instance_number is zero.
1323 2010-02-22 Richard Guenther <rguenther@suse.de>
1325 PR tree-optimization/42749
1326 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
1327 parameter. Do arithmetic in the original type.
1328 (update_accumulator_with_ops): Likewise.
1329 (adjust_accumulator_values): Adjust.
1331 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1333 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
1334 (QI to BLKmode splitter): New splitter.
1336 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
1338 * config/i386/i386.c (initial_ix86_tune_features): Turn on
1339 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
1341 2010-02-22 Richard Guenther <rguenther@suse.de>
1343 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
1345 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
1347 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
1348 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
1349 ($(T)crti.o, $(T)crtn.o): Remove rules.
1351 2010-02-21 Tobias Burnus <burnus@net-b.de>
1354 * doc/invoke.texi (-fassociative-math): Document that this
1355 option is automatically enabled for Fortran.
1357 2010-02-20 David S. Miller <davem@davemloft.net>
1359 * configure.ac: Test if linker and assembler properly support
1360 GOTDATA_OP relocations.
1361 * configure: Rebuild.
1362 * config.in: Likewise.
1363 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
1364 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
1365 (movsi_high_pic): Likewise.
1366 (movdi_lo_sum_pic): Likewise.
1367 (movdi_high_pic): Likewise.
1368 (movsi_pic_gotdata_op): New pattern.
1369 (movdi_pic_gotdata_op): Likewise.
1370 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
1371 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
1373 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
1376 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
1377 attribute to ssemul.
1378 (xop_mulv2div2di3_high): Ditto.
1380 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1383 * c.opt (Wconversion-null): New option.
1384 * doc/invoke.texi (Wconversion-null): Document.
1386 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1388 * common.opt (Wlarger-than-): Add Undocumented.
1390 2010-02-19 Mike Stump <mikestump@comcast.net>
1392 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
1394 2010-02-19 Jason Merrill <jason@redhat.com>
1397 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
1398 * configure: Likewise.
1400 2010-02-20 Alan Modra <amodra@gmail.com>
1403 * cgraph.h (cgraph_make_decl_local): Declare.
1404 * cgraph.c (cgraph_make_decl_local): New function.
1405 (cgraph_make_node_local): Use it.
1406 * cgraphunit.c (cgraph_function_versioning): Likewise.
1407 * ipa.c (function_and_variable_visibility): Likewise.
1409 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1412 * except.c (sjlj_emit_function_enter): Don't call
1413 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
1415 * rtl.h (add_reg_br_prob_note): Remove prototype.
1417 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1420 * c-common.c (conversion_warning): Remove widening conversions
1421 before checking the conversion of integers to reals.
1423 2010-02-19 Mike Stump <mikestump@comcast.net>
1426 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
1429 * cgraphunit.c (process_function_and_variable_attributes): Check
1430 DECL_PRESERVE_P instead of looking up attribute "used".
1431 * ipa-pure-const.c (check_decl): Likewise.
1432 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
1433 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
1434 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
1435 instead of attribute "used".
1436 * config/sol2-c.c (solaris_pragma_init): Likewise.
1437 (solaris_pragma_fini): Likewise.
1439 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1441 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
1442 Use XCNEW instead of xcalloc.
1443 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
1444 XNEW instead of xmalloc.
1445 (get_fields): Use XNEWVEC instead of xmalloc.
1448 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
1449 populate vars array.
1450 (create_new_general_access): For debug stmts just reset value.
1451 (get_stmt_accesses): For accesses within debug stmts just record them
1452 using add_access_to_acc_sites instead of preventing the peeling or
1453 counting them as accesses.
1456 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
1458 2010-02-19 Richard Guenther <rguenther@suse.de>
1460 PR tree-optimization/42916
1461 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
1464 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
1466 * configure.ac: Replace all uses of changequote in macro arguments
1467 with proper quoting.
1469 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1472 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
1474 2010-02-19 Richard Guenther <rguenther@suse.de>
1476 PR tree-optimization/42944
1477 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
1478 test for aliasing with errno.
1480 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1483 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
1484 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
1485 * dojump.c: Include output.h.
1486 (inv): New inline function.
1487 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
1488 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
1489 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
1490 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
1491 argument, pass it down to other calls.
1492 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
1493 add REG_BR_PROB note to the conditional jump.
1494 * cfgexpand.c (add_reg_br_prob_note): Removed.
1495 (expand_gimple_cond): Don't call it, add the probability
1496 as last argument to jumpif_1/jumpifnot_1.
1497 * Makefile.in (dojump.o): Depend on output.h.
1498 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
1500 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
1501 * stmt.c (do_jump_if_equal): Likewise.
1502 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
1503 * loop-unswitch.c (compare_and_jump_seq): Likewise.
1504 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
1506 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
1507 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
1508 jumpifnot_1 callers.
1509 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
1511 (store_expr): Adjust jumpifnot caller.
1512 (store_constructor): Adjust jumpif caller.
1515 * gimplify.c (gimple_boolify): For __builtin_expect call
1516 gimple_boolify also on its first argument.
1518 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
1520 * configure.ac (gnu-unique-object): Wrap regexps using [] in
1522 (__stack_chk_fail): Ditto. Remove quadrigraphs.
1523 * configure: Regenerated.
1525 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1527 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
1528 lang_hooks.types_compatible_p instead of comptypes.
1530 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
1532 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
1533 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
1534 if __prefer_thumb__ is defined.
1536 2010-02-18 Martin Jambor <mjambor@suse.cz>
1538 PR tree-optimization/43066
1539 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
1540 array with zero-sized element type.
1542 2010-02-18 Jakub Jelinek <jakub@redhat.com>
1544 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
1545 rtx, allocate struct var_loc_node here and return it to the
1546 caller, and only if it is actually needed.
1547 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
1548 move it earlier and return immediately if it returns NULL.
1550 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
1552 * config/sparc/gas.h: New file. Restore
1553 TARGET_ASM_NAMED_SECTION to its ELF default.
1554 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
1556 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1557 Likewise. Add ATTRIBUTE_UNUSED to prototype.
1558 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
1559 after sparc/sysv4.h.
1561 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
1563 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
1565 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
1567 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
1568 patterns from predicated pattern.
1570 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
1573 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
1574 for insn mnemonic suffix.
1576 2010-02-17 Richard Guenther <rguenther@suse.de>
1578 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
1581 2010-02-17 Jakub Jelinek <jakub@redhat.com>
1584 * caller-save.c (save_call_clobbered_regs): If BB ends with
1585 a DEBUG_INSN, move any notes in between last real insn and the last
1586 DEBUG_INSN after the last DEBUG_INSN.
1588 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
1590 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
1591 Fix return type. Fix argument type. Explain meaning of return value.
1593 2010-02-16 Richard Guenther <rguenther@suse.de>
1595 PR tree-optimization/41043
1596 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
1597 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
1599 (vrp_visit_phi_node): ... but only for loop PHI nodes.
1601 2010-02-16 Ira Rosen <irar@il.ibm.com>
1603 PR tree-optimization/43074
1604 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
1605 * tree-vect-loop.c (vect_analyze_loop_operations): Add
1606 vectorizable cycles in hybrid SLP check.
1607 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
1609 2010-02-16 Richard Guenther <rguenther@suse.de>
1611 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
1612 (true_dependence): If memrefs_conflict_p computes must-alias
1613 trust it. Move TBAA check after offset-based disambiguation.
1614 (canon_true_dependence): Likewise.
1616 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
1618 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
1619 * doc/invoke.texi: Document it.
1620 * var-tracking.c: Include toplev.h and params.h.
1621 (vt_find_locations): Return bool indicating success. Compute
1622 hash sizes unconditionally. Check new parameter, report.
1623 (variable_tracking_main_1): Check vt_find_locations results and
1624 retry. Renamed from...
1625 (variable_tracking_main): ... this. New wrapper to preserve
1626 flag_var_tracking_assignments.
1627 * Makefile.in (var-tracking.o): Adjust dependencies.
1629 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
1630 Jakub Jelinek <jakub@redhat.com>
1633 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
1634 if weak_import attribute is present.
1635 * config/darwin.c (machopic_select_section): Likewise.
1637 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
1639 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
1640 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
1641 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
1642 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
1644 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
1646 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1649 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
1650 Rewrite text to refer to the names.
1652 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
1654 * config/i386/i386-builtin-types.def
1655 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
1656 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
1657 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
1658 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
1659 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
1660 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
1661 IX86_BUILTIN_VPERMIL2PS256.
1662 (MULTI_ARG_4_DF2_DI_I): Defined.
1663 (MULTI_ARG_4_DF2_DI_I1): Defined.
1664 (MULTI_ARG_4_SF2_SI_I): Defined.
1665 (MULTI_ARG_4_SF2_SI_I1): Defined.
1666 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
1667 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
1668 __builtin_ia32_vpermil2ps256.
1669 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1670 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1671 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
1672 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1673 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1674 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
1675 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
1676 CODE_FOR_xop_vpermil2v8sf3.
1677 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
1678 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
1679 * config/i386/xopintrin.h (_mm_permute2_pd): New.
1680 (_mm256_permute2_pd): New.
1681 (_mm_permute2_ps): New.
1682 (_mm256_permute2_ps): New.
1684 2010-02-15 Nick Clifton <nickc@redhat.com>
1686 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
1687 boolean parameters. Use emit_jump_insn when emitting a pop
1688 instruction containing a return insn.
1689 (push): Use 'true' rather than '1' as second parameter to F.
1690 (h8300_expand_prologue): Likewise.
1691 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
1692 (h8300_expand_epilogue): Likewise.
1694 2010-02-15 Richard Guenther <rguenther@suse.de>
1697 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
1700 2010-02-15 Nick Clifton <nickc@redhat.com>
1702 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
1705 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
1707 * intl.c (fake_ngettext): New function.
1708 * intl.h (fake_ngettext): Declare.
1709 (ngettext): Define macro.
1710 * collect2.c (notice_translated): New function.
1711 (main): Use notice_translated and ngettext.
1712 * collect2.h (notice_translated): Declare.
1714 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
1716 * reorg.c (delete_computation): Comment fixes.
1717 * caller-save.c (setup_save_areas): Idem.
1718 * sel-sched-dump.c (dump_lv_set): Idem.
1721 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1723 * config/s390/s390.c (s390_sched_init): New function.
1724 (TARGET_SCHED_INIT): Target hook defined.
1726 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
1727 Jack Howarth <howarth@bromo.med.uc.edu>
1728 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1731 Partial revert of unintended change in fix for PR41605.
1732 * config/darwin.h: Fix typo.
1733 * config/darwin9.h: Same.
1735 2010-02-11 Jakub Jelinek <jakub@redhat.com>
1737 * c-pch.c (pch_init): Clear v.
1739 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1742 * graphite-scop-detection.c (graphite_can_represent_scev): Call
1743 graphite_can_represent_init for MULT_EXPR.
1745 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1749 * graphite-sese-to-poly.c (remove_phi): New.
1750 (translate_scalar_reduction_to_array): Call remove_phi.
1752 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1755 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
1756 * graphite-clast-to-gimple.h (gloog): Update declaration.
1757 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
1758 * graphite-poly.h (struct poly_bb): Add missing comments.
1759 (struct scop): Add poly_scop_p field.
1761 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
1762 * graphite.c (graphite_transform_loops): Build the polyhedral
1763 representation for each scop before code generation.
1764 * sese.c (rename_variables_in_operand): Removed.
1765 (rename_variables_in_expr): Return the renamed expression.
1766 (rename_sese_parameters): New.
1767 * sese.h (rename_sese_parameters): Declared.
1769 2010-02-11 Richard Guenther <rguenther@suse.de>
1771 PR tree-optimization/42998
1772 * tree-ssa-pre.c (create_expression_by_pieces): Treat
1773 POINTER_PLUS_EXPR properly.
1775 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1776 Changpeng Fang <changpeng.fang@amd.com>
1779 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
1780 the cost of an IV candidate when the IV is used in a test against zero.
1782 * gcc.dg/tree-ssa/ivopts-3.c: New.
1784 2010-02-11 Richard Guenther <rguenther@suse.de>
1787 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
1788 pointer-vs-decl case by swapping refs. Handle some cases
1789 of pointer-vs-decl disambiguations more conservatively.
1790 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
1791 to false after expanding.
1793 2010-02-11 Richard Guenther <rguenther@suse.de>
1796 * gcc.c (process_command): Handle LTO file@offset case more
1799 2010-02-11 Jakub Jelinek <jakub@redhat.com>
1801 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
1802 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
1804 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
1806 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
1807 if MEM's mode size isn't DWARF2_ADDR_SIZE.
1808 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
1809 Optimize eq/ne comparisons when both arguments are known to be
1811 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
1812 Don't mask operands unnecessarily if they are known to be already
1815 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
1817 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
1820 2010-02-10 Richard Guenther <rguenther@suse.de>
1822 PR tree-optimization/43017
1823 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
1824 for wrapping signed arithmetic.
1826 2010-02-10 Jakub Jelinek <jakub@redhat.com>
1829 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
1830 if no debug info should be emitted for it.
1832 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
1834 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
1835 note when flag_exceptions is set.
1837 2010-02-10 Duncan Sands <baldrick@free.fr>
1839 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
1841 2010-02-10 Richard Guenther <rguenther@suse.de>
1844 * tree.c (get_unwidened): Handle constants.
1845 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
1847 2010-02-10 Martin Jambor <mjambor@suse.cz>
1850 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
1851 check for variable argument counts independently.
1853 2010-02-10 Christian Bruel <christian.bruel@st.com>
1856 * config/sh/sh.c (find_barrier): Increase length for non delayed
1857 conditional branches.
1859 2010-02-10 Christian Bruel <christian.bruel@st.com>
1861 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
1863 2010-02-10 Jakub Jelinek <jakub@redhat.com>
1865 * builtins.c (set_builtin_user_assembler_name): Also handle
1866 ffs if int is smaller than word.
1868 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
1871 * ira-conflicts.c (get_dup): Remove.
1872 (process_reg_shuffles): Add new parameter. Use it as an
1873 additional guard for copy generation.
1874 (add_insn_allocno_copies): Rewrite.
1876 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
1878 * common.opt (fsched2-use-traces): Preserved for backward
1880 * doc/invoke.texi: Remove the documentation about option
1881 -fsched2-use-traces.
1882 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
1883 flag_sched2_use_traces.
1884 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
1885 the backward compatibility flag section.
1887 2010-02-09 Richard Guenther <rguenther@suse.de>
1889 PR tree-optimization/43008
1890 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
1891 make HEAP variables initialized from global memory if they
1892 are not known builtin functions.
1893 (find_func_aliases): Adjust.
1895 2010-02-09 Richard Guenther <rguenther@suse.de>
1897 PR tree-optimization/43000
1898 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
1899 arithmetic manually.
1901 2010-02-08 Jakub Jelinek <jakub@redhat.com>
1903 PR tree-optimization/42931
1904 * tree-loop-linear.c (try_interchange_loops): Don't call
1905 double_int_mul if estimated_loop_iterations failed.
1907 2010-02-08 Martin Jambor <mjambor@suse.cz>
1910 * tree-sra.c (build_accesses_from_assign): Do not mark in
1911 should_scalarize_away_bitmap if stmt has volatile ops.
1912 (sra_modify_assign): Do not process assigns piecemeal if if stmt
1915 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
1917 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
1919 2010-02-07 Adam Nemet <adambnmet@gmail.com>
1921 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
1924 2010-02-07 Andrew Pinski <pinskia@gmail.com>
1927 * df-core.c (df_finish_pass): Change type of saved_flags to int.
1929 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1932 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
1933 to unknown_dependence.
1934 (graphite_legal_transform_dr): Handle the unknown_dependence.
1935 (graphite_carried_dependence_level_k): Same.
1937 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1939 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
1941 2010-02-07 Richard Guenther <rguenther@suse.de>
1944 * expr.c (get_inner_reference): Always initialize *pbitsize.
1946 2010-02-07 Richard Guenther <rguenther@suse.de>
1949 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
1950 new ARRAY_REFs on variable size element or minimal index arrays.
1952 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
1953 gimple_fold_indirect_ref.
1955 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
1958 * arm.c (arm_override_options): Just return if the user has specified
1959 an invalid fpu name.
1961 2010-02-03 Jason Merrill <jason@redhat.com>
1964 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
1965 i386_pe_maybe_record_exported_symbol.
1967 2010-02-05 Steve Ellcey <sje@cup.hp.com>
1970 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
1971 (pa_delegitimize_address): New function.
1973 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
1975 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
1976 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
1978 2010-02-05 Richard Guenther <rguenther@suse.de>
1981 * lto-streamer-in.c (get_resolution): Deal with references
1982 to undefined functions.
1984 2010-02-05 Richard Guenther <rguenther@suse.de>
1986 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
1987 (fold_const_aggregate_ref): Likewise.
1988 (ccp_fold_stmt): Substitute loads.
1989 (maybe_fold_reference): Verify types before substituting.
1991 (fold_gimple_assign): Unshare properly.
1992 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
1994 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
1996 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
1997 for rs6000_gen_cell_microcode.
1999 2010-02-04 Richard Guenther <rguenther@suse.de>
2001 PR rtl-optimization/42952
2002 * dse.c (const_or_frame_p): Remove MEM handling.
2004 2010-02-04 Nick Clifton <nickc@redhat.com>
2006 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
2007 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
2008 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
2009 (mn10300_asm_output_mi_thunk): New function.
2010 (mn10300_can_output_mu_thunk): New function.
2011 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
2012 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
2013 (FUNCTION_ARG): Delete incorrect comment.
2015 2010-02-03 Jason Merrill <jason@redhat.com>
2018 * fold-const.c (operand_equal_p): Handle erroneous types.
2020 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2022 * config/h8300/h8300.md (can_delay): Fix attibute condition.
2024 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
2026 PR rtl-optimization/42941
2027 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
2030 2010-02-03 Jason Merrill <jason@redhat.com>
2033 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
2035 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
2038 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
2039 (cselib_reset_table): Renamed from...
2040 (cselib_reset_table_with_next_value): ... this.
2041 (cselib_get_next_uid): Renamed from...
2042 (cselib_get_next_unknown_value): ... this.
2043 * cselib.c (next_uid): Renamed from...
2044 (next_unknown_value): ... this.
2045 (cselib_clear_table): Adjust.
2046 (cselib_reset_table): Adjust. Renamed from...
2047 (cselib_reset_table_with_next_value): ... this.
2048 (cselib_get_next_uid): Adjust. Renamed from...
2049 (cselib_get_next_unknown_value): ... this.
2050 (get_value_hash): Use hash.
2051 (cselib_hash_rtx): Likewise.
2052 (new_cselib_val): Adjust. Set and dump uid.
2053 (cselib_lookup_mem): Pass next_uid as hash.
2054 (cselib_subst_to_values): Likewise.
2055 (cselib_log_lookup): Dump uid.
2056 (cselib_lookup): Pass next_uid as hash. Adjust.
2057 (cselib_process_insn): Adjust.
2058 (cselib_init): Initialize next_uid.
2059 (cselib_finish): Adjust.
2060 (dump_cselib_table): Likewise.
2061 * dse.c (canon_address): Dump value uid.
2062 * print-rtl.c (print_rtx): Print value uid.
2063 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
2065 (dv_uid): New function, sort of renamed from...
2066 (dv_htab_hash): ... this, reimplemented in terms of it and...
2067 (dv_uid2hash): ... this. New.
2068 (variable_htab_eq): Drop excess assertions.
2069 (tie_break_pointers): Removed.
2070 (canon_value_cmp): Compare uids.
2071 (variable_post_merge_New_vals): Print uids.
2072 (vt_add_function_parameters): Adjust.
2073 (vt_initialize): Reset table. Adjust.
2075 2010-02-03 Richard Guenther <rguenther@suse.de>
2077 PR tree-optimization/42944
2078 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
2079 (call_may_clobber_ref_p_1): Likewise. Properly handle
2080 malloc and calloc clobbering errno.
2082 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
2084 * doc/invoke.texi: Fix name of sched1 dump.
2086 * opts.c (decode_options): Set flag_tree_switch_conversion
2087 only conditionally on optimize >= 2.
2089 * gcse.c: Assorted comment fixes in pass description.
2091 2010-02-03 Anthony Green <green@moxielogic.com>
2093 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
2094 nop padding in order to maintain alignment of storage location of
2095 target function address.
2096 (moxie_trampoline_init): Store target function address at newly
2098 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
2100 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
2102 2010-02-03 Richard Guenther <rguenther@suse.de>
2105 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
2107 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2109 * config.gcc: Reenable check for obsolete targets.
2110 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
2111 mips-sgi-irix6.[0-4]*.
2113 2010-02-02 Nick Clifton <nickc@redhat.com>
2115 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
2116 constant size of 4 as being the same as 0.
2117 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
2118 can take values in the range 0..4.
2120 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
2123 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
2124 as _darwin10_Unwind_FindEnclosingFunction().
2125 * libgcc-libsystem.ver: New.
2127 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
2130 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
2131 implicitly set registers.
2133 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
2135 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
2136 (arm_override_options): Allow automatic selection of the thread
2137 pointer register if thumb2.
2138 (legitimize_pic_address): Improve code sequences for Thumb2.
2139 (arm_call_tls_get_addr): Likewise.
2140 (legitimize_tls_address): Likewise.
2141 * arm.md (pic_load_addr_arm): Delete. Replace with ...
2142 (pic_load_addr_32bit): ... this. New named pattern.
2143 * thumb2.md (pic_load_addr_thumb2): Delete.
2144 (pic_load_dot_plus_four): Delete.
2145 (tls_load_dot_plus_four): New named pattern.
2147 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2150 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
2151 Document fix for TLS bug.
2153 2010-01-31 Richard Guenther <rguenther@suse.de>
2155 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
2156 conservatively correct.
2158 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2162 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2164 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2166 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2168 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
2170 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
2172 * config.gcc: Adjust order of makefile fragments for mingw targets.
2174 2010-01-31 Richard Guenther <rguenther@suse.de>
2177 * gimplify.c (gimplify_init_constructor): For volatile LHS
2178 initialize a temporary.
2180 2010-01-31 Matthias Klose <doko@ubuntu.com>
2182 * configure.ac: Fix __stack_chk_fail check for cross builds configured
2184 * configure: Regenerate.
2186 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
2188 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2189 the same alias set and their sizes different constantness.
2190 (aliasing_component_refs_p): Revert 2009-10-24 change.
2192 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2194 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
2197 2010-01-29 Richard Guenther <rguenther@suse.de>
2199 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
2200 Assert we successfully updated the call.
2202 2010-01-29 Jakub Jelinek <jakub@redhat.com>
2204 PR rtl-optimization/42889
2205 * df.h (df_set_bb_dirty_nonlr): New prototype.
2206 * df-core.c (df_set_bb_dirty_nonlr): New function.
2207 * df-scan.c (df_insn_rescan): Call it instead of
2208 df_set_bb_dirty for DEBUG_INSNs.
2210 2010-01-29 Richard Guenther <rguenther@suse.de>
2213 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
2214 quadratic behavior in most cases.
2216 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
2219 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
2220 in the call to gen_x86_movsicc_0_m1.
2222 2010-01-28 Richard Guenther <rguenther@suse.de>
2224 PR tree-optimization/42871
2225 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
2227 2010-01-28 Richard Guenther <rguenther@suse.de>
2229 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
2230 into call arguments.
2232 2010-01-28 Richard Guenther <rguenther@suse.de>
2235 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
2236 the forwarder if the destination is an EH landing pad.
2238 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
2240 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
2241 block list passed to gimple_duplicate_sese_tail.
2242 (parallelize_loops): Avoid parallelization when the function
2244 Avoid parallelization when the preheader is IRREDUCIBLE.
2245 Try to optimize when estimated_loop_iterations_int is unresolved.
2246 Add the loop's location to the dump file.
2247 * tree-cfg.c (add_phi_args_after_redirect): Remove.
2248 (gimple_duplicate_sese_tail): Remove the check for the latch.
2249 Redirect nexits to the exit block.
2250 Remove handling of the incoming edges to the latch.
2251 Redirect the backedge from the copied latch to the exit bb.
2253 2010-01-28 Michael Matz <matz@suse.de>
2256 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
2257 Wrap force_reg into a sequence, emit it before user.
2259 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
2261 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
2263 (arm_legacy_rev): Likewise.
2264 (thumb_legacy_rev): Likewise.
2266 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2268 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
2269 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
2270 on MEM's address failed, try avoid_constant_pool_reference and
2271 recurse if it returned something different.
2272 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
2273 address, try avoid_constant_pool_reference and recurse if it
2274 returned something different.
2275 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
2276 address and avoid_constant_pool_reference returned something
2277 different, don't set have_address.
2279 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
2282 * var-tracking.c (val_store): Add modified argument, obey it.
2284 (count_uses): Move down logging of main.
2285 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
2286 don't need resolution.
2287 (emit_notes_in_bb): Likewise.
2289 2010-01-27 Richard Guenther <rguenther@suse.de>
2292 * tree-inline.c (remap_decl): Delay remapping of SSA name
2293 default definitions until we need them.
2295 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2297 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2298 (rs6000_delegitimize_address): New function.
2300 * config/s390/s390.c (s390_delegitimize_address): Call
2301 delegitimize_mem_from_attrs.
2304 * tree-inline.c (cannot_copy_type_1): Removed.
2305 (copy_forbidden): Don't forbid copying of functions containing
2306 records/unions with variable length fields.
2308 2010-01-27 Christian Bruel <christian.bruel@st.com>
2312 * config/sh/sh.c (find_barrier): Increase length for non delayed
2313 conditional branches.
2315 2010-01-27 Matthias Klose <doko@ubuntu.com>
2317 * configure.ac (gnu-unique-object): Fix ldd version check.
2318 * configure: Regenerate.
2320 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2322 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
2324 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
2325 Test for HAVE_GNU_AS value.
2327 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2329 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
2330 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
2331 INT64_TYPE): Define.
2332 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
2333 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2334 INT_LEAST64_TYPE): Define.
2335 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
2336 UINT_LEAST64_TYPE): Define.
2337 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
2338 INT_FAST64_TYPE): Define.
2339 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2340 UINT_FAST64_TYPE): Define.
2341 (INTMAX_TYPE, UINTMAX_TYPE): Define.
2342 (INTPTR_TYPE, UINTPTR_TYPE): Define.
2343 (SIG_ATOMIC_TYPE): Define.
2345 2010-01-26 Richard Guenther <rguenther@suse.de>
2347 * df-scan.c (df_scan_set_bb_info): Remove assert.
2348 (df_insn_rescan_debug_internal): Merge asserts.
2349 (df_install_ref): Likewise.
2350 (df_mark_reg): Use bitmap_set_range.
2351 (df_hard_reg_used_p): Remove assert.
2352 (df_hard_reg_used_count): Likewise.
2354 2010-01-26 Richard Guenther <rguenther@suse.de>
2356 PR rtl-optimization/42685
2357 * web.c (web_main): Ignore DEBUG_INSNs.
2359 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
2361 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
2363 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
2364 Fix types of fndecl and arglist parameters.
2366 2010-01-26 Richard Guenther <rguenther@suse.de>
2369 * tree-eh.c (unsplit_eh): Skip debug insns.
2371 2010-01-26 Richard Guenther <rguenther@suse.de>
2373 PR tree-optimization/42250
2374 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
2376 2010-01-26 Jakub Jelinek <jakub@redhat.com>
2379 * omp-low.c (expand_omp_sections): Only use single_pred if
2380 l2_bb is single_pred_p.
2382 2010-01-25 Christian Bruel <christian.bruel@st.com>
2385 * config/sh/sh.c (find_barrier): Increase length for non delayed
2386 conditional branches.
2387 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
2389 2010-01-24 David S. Miller <davem@davemloft.net>
2391 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
2392 define if not using GAS.
2393 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2394 Likewise. Delete SECTION_MERGE code, which is only applicable
2397 2010-01-24 Mark Mitchell <mark@codesourcery.com>
2400 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
2401 mangling of va_list in system headers.
2403 2010-01-23 Toon Moene <toon@moene.org>
2405 * tree-predcom.c (combine_chains): Return NULL, not false.
2407 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
2409 * tree-loop-distribution.c (distribute_loop): Fix declaration and
2410 initialization of variable res to agree with return type.
2412 2010-01-22 Steve Ellcey <sje@cup.hp.com>
2414 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
2415 * tree-sra.c: Add include of expr.h.
2417 2010-01-22 Jakub Jelinek <jakub@redhat.com>
2419 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
2420 insert the debug stmt on the single non-EH edge from the stmt.
2422 2010-01-22 Richard Henderson <rth@redhat.com>
2425 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
2426 the RHS until after generate_subtree_copies has insertted its
2427 code before the current statement.
2429 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
2431 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
2433 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
2435 2010-01-21 Martin Jambor <mjambor@suse.cz>
2437 PR tree-optimization/42585
2438 * tree-sra.c (struct access): New field grp_total_scalarization.
2439 (dump_access): Dump the new field.
2440 (should_scalarize_away_bitmap): New variable.
2441 (cannot_scalarize_away_bitmap): Likewise.
2442 (sra_initialize): Allocate new bitmaps.
2443 (sra_deinitialize): Free new bitmaps.
2444 (create_access_1): New function.
2445 (create_access): Parts moved to create_access_1.
2446 (type_consists_of_records_p): New function.
2447 (completely_scalarize_record): Likewise.
2448 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
2449 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
2450 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
2452 (analyze_all_variable_accesses): Completely scalarize small eligible
2455 2010-01-21 Martin Jambor <mjambor@suse.cz>
2457 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
2459 2010-01-21 Andrew Haley <aph@redhat.com>
2461 * gcc.c (process_command): Move lang_specific_driver before
2462 setting cc_libexec_prefix.
2464 2010-01-21 Richard Guenther <rguenther@suse.de>
2467 * fold-const.c (negate_expr_p): Pretend only negative
2468 real constants are easily negatable.
2470 2010-01-20 Janis Johnson <janis187@us.ibm.com>
2471 Jason Merrill <jason@redhat.com>
2473 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
2474 (TYPE_TRANSPARENT_AGGR): this, for union and record.
2475 * calls.c (initialize argument_information): Handle it.
2476 * c-common.c (handle_transparent_union_attribute): Use new name.
2477 * c-decl.c (finish_struct): Ditto.
2478 * c-typeck.c (type_lists_compatible_p): Ditto.
2479 (convert_for_assignment): Use new name and also handle record.
2480 * function.c (aggregate_value_p): Handle it.
2481 (pass_by_reference): Ditto.
2482 (assign_parm_data_types): Ditto.
2483 * print-tree.c (print_node): Ditto.
2484 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
2485 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
2486 * tree.c (first_field): New fn.
2488 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
2491 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
2492 even when linking statically, for now.
2494 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2497 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
2498 without a cselib val.
2499 (count_uses): Accept MO_VAL_SET with no val on stores.
2500 (add_stores): Likewise.
2502 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2504 * var-tracking.c (check_value_val): Add a compile time assertion.
2505 (dv_is_decl_p): Simplify.
2506 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
2507 gcc_assert if ENABLE_CHECKING.
2509 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2512 * var-tracking.c: Include tree-flow.h.
2513 (mem_dies_at_call): New.
2514 (dataflow_set_preserve_mem_locs): Use it.
2515 (dataflow_set_remove_mem_locs): Likewise.
2516 (dump_var): Renamed from dump_variable. Adjust all callers.
2517 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
2518 * Makefile.in (var-tracking.o): Adjust deps.
2520 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
2522 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
2524 2010-01-20 Richard Guenther <rguenther@suse.de>
2526 PR tree-optimization/42717
2527 * tree-ssa-dce.c (get_live_post_dom): Remove.
2528 (forward_edge_to_pdom): Take an arbitrary edge to copy
2529 degenerate PHI args from.
2530 (remove_dead_stmt): Use the first post-dominator even if it
2531 does not contain live statements as redirection destination.
2533 2010-01-20 Richard Guenther <rguenther@suse.de>
2535 * tree-inline.c (estimate_num_insns): Handle EH builtins.
2537 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2539 * sel-sched.c (create_speculation_check): Remove set but not used
2541 (try_transformation_cache): Remove set but not used variable ds.
2542 (calculate_privileged_insns): Remove set but not used variables
2543 cur_insn and min_spec_insn.
2544 (find_best_expr): Remove set but not used variable avail_n.
2545 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
2547 * cgraphunit.c (assemble_thunk): Remove set but not used variable
2549 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
2550 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
2553 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
2556 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
2557 cpu types. Add support for *-sse3 cpu types.
2558 (x86_64-*-*): Ditto.
2560 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2563 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
2564 argument, call initializer_constant_valid_p_1 instead of
2565 initializer_constant_valid_p, pass CACHE to it, return NULL
2566 immediately if first call returns NULL.
2567 (initializer_constant_valid_p_1): New function.
2568 (initializer_constant_valid_p): Use it.
2570 2010-01-20 Thomas Quinot <quinot@adacore.com>
2572 * tree.def (PLACEHOLDER_EXPR): Fix comment.
2574 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2576 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
2577 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
2578 (loc_list_from_tree): Don't handle unsigned division. Handle
2579 signed modulo using DW_OP_{over,over,div,mul,minus}.
2580 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
2581 modulo instead of signed.
2583 2010-01-20 DJ Delorie <dj@redhat.com>
2585 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
2587 (h8300_emit_stack_adjustment): Propogate it.
2589 (h8300_expand_prologue): Likewise.
2590 (h8300_expand_epilogue): Likewise.
2592 2010-01-19 Michael Matz <matz@suse.de>
2594 PR tree-optimization/41783
2595 * tree-data-ref.c (toplevel): Include flags.h.
2596 (dump_data_dependence_relation): Also dump the inputs if the
2597 result will be unknown.
2598 (split_constant_offset_1): Look through some conversions.
2599 * tree-predcom.c (determine_roots_comp): Restart a new chain if
2600 the offset from last element is too large.
2601 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
2602 (reassociate_to_the_same_stmt): Handle vector registers.
2603 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
2605 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
2606 wide_prolog_niters argument, emit widening instructions.
2607 (vect_do_peeling_for_alignment): Adjust caller, use widened
2608 variant of the iteration cound.
2609 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
2611 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2614 * config/arm/neon-testgen.m (emit_automatics): New parameter
2615 features. Adjust for Fixed_return_reg feature.
2616 (test_intrinsic): Call emit_automatics with new feature.
2617 * config/arm/neon.ml: Update copyright years.
2618 (features): New Fixed_return_reg feature.
2619 (ops): Update feature for Vget_low.
2621 2010-01-19 Jakub Jelinek <jakub@redhat.com>
2623 PR tree-optimization/42719
2624 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
2628 * fwprop.c (all_uses_available_at): Return false if def_set dest
2629 is a REG that is used in def_insn.
2631 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
2633 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
2635 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
2638 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
2640 * target.h (struct gcc_target) <secondary_reload>: Change type
2641 of last argument to secondary_reload_info *.
2643 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
2646 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
2647 memory references with unaligned offsets. Remove CQImode handling.
2648 (unaligned_memory_operand): Return 1 for memory references with
2649 unaligned offsets. Remove CQImode handling.
2651 2010-01-18 Richard Guenther <rguenther@suse.de>
2654 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
2657 2010-01-18 Richard Guenther <rguenther@suse.de>
2659 PR tree-optimization/42781
2660 * tree-ssa-structalias.c (find_what_var_points_to): Skip
2661 restrict processing only if the original variable was artificial.
2663 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
2665 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
2666 find number of popped argument bytes.
2668 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
2669 Fix the text that describes the return value for invalid insns.
2671 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
2673 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
2674 Clarify what 'cost of the -dependence' is. Fix quoting.
2676 * toplev.c (default_get_pch_validity): Rename argument to "sz".
2677 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
2679 2010-01-17 Jakub Jelinek <jakub@redhat.com>
2681 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2682 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
2684 2010-01-17 Richard Guenther <rguenther@suse.de>
2687 * function.c (split_complex_args): Take a VEC to modify.
2688 (assign_parms_augmented_arg_list): Build a VEC instead of
2689 a chain of PARM_DECLs.
2690 (assign_parms_unsplit_complex): Take a VEC of arguments.
2691 Do not fixup unmodified parms.
2692 (assign_parms): Deal with the VEC.
2693 (gimplify_parameters): Likewise.
2695 2010-01-17 Richard Guenther <rguenther@suse.de>
2697 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
2698 node existence check.
2699 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
2700 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
2701 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
2702 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
2703 (gimple_execute_on_growing_pred): Likewise.
2705 2010-01-17 Richard Guenther <rguenther@suse.de>
2707 PR tree-optimization/42773
2708 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
2709 (compute_antic_aux): Likewise.
2710 (compute_partial_antic_aux): Likewise.
2712 2010-01-17 Jie Zhang <jie.zhang@analog.com>
2715 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
2718 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
2720 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
2723 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
2724 Fix markup for strict argument.
2726 (TARGET_SCHED_REORDER2): Fix argument types.
2728 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
2729 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
2731 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
2732 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
2734 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
2737 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
2738 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
2739 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
2740 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
2741 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
2743 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
2745 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
2747 (TARGET_ASM_RELOC_RW_MASK): Add return type.
2748 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
2750 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
2752 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
2755 (TARGET_ASM_NAMED_SECTION): Fix argument list.
2757 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
2758 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
2760 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
2762 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
2764 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
2765 referring to it. Fix language.
2767 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
2769 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
2771 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
2773 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
2775 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
2776 '@var{stream}. Remove stray 'and'.
2778 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
2780 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
2782 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
2784 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
2785 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
2787 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
2788 Fix description of return value.
2789 Rename argument "sz" to "len."
2791 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
2792 Clarify meaning of 'true' return value.
2794 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
2796 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
2797 rep_mode versus mode_rep.
2799 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
2801 (TARGET_BUILTIN_DECL): Fix name.
2803 (TARGET_COMMUTATIVE_P): Fix type of first argument.
2805 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
2807 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
2809 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
2811 (TARGET_RELAXED_ORDERING): Use @deftypevr.
2813 (TARGET_GET_DRAP_RTX): Note that this is a hook.
2816 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
2817 Rename argument tm_fn to md_fn.
2819 (TARGET_OPTION_PRINT): Fix argument list.
2821 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
2824 * config/i386/i386.c (ix86_fixup_binary_operands):
2825 Revert FMA4 fixup of operands.
2827 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2830 * Makefile.in (write_entries_to_file, install-plugin):
2831 Use \012 instead of \n with tr.
2833 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
2835 * configure.ac (HAVE_AS_REF): New C macro.
2836 * configure: Regenerate.
2837 * config.in: Likewise.
2838 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
2840 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
2843 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
2845 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
2847 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
2849 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
2851 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
2853 (TARGET_IN_SMALL_DATA_P): Fix argument type.
2855 (TARGET_BINDS_LOCAL_P): Fix argument type.
2857 (TARGET_ASM_FILE_END): Use prototype.
2859 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
2861 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
2863 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
2865 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
2867 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
2868 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
2870 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
2871 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
2873 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
2874 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
2875 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
2876 (TARGET_ADDR_SPACE_CONVERT): Likewise.
2878 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
2880 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
2882 (TARGET_INIT_BUILTINS): Use prototype.
2884 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
2885 Put 'const char *' in braces. Fix parameter types.
2886 (TARGET_INVALID_CONVERSION): Fix parameter types.
2887 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
2888 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
2890 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
2893 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
2895 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
2897 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
2899 * doc/tm.texi (TARGET_HELP): Fix return type.
2901 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
2902 in braces. Fix argument types.
2904 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
2906 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
2908 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
2910 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
2911 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
2913 (TARGET_MANGLE_TYPE): Fix argument types.
2915 (TARGET_IRA_COVER_CLASSES): Use prototype.
2917 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
2919 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
2921 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
2923 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
2925 (TARGET_CALLEE_COPIES): Fix argument types.
2927 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
2929 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
2931 (TARGET_FUNCTION_VALUE): Fix argument types.
2933 (TARGET_RETURN_IN_MSB): Fix argument type.
2935 (TARGET_RETURN_IN_MEMORY): Fix argument types.
2937 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
2939 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
2941 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
2942 agree with return type.
2944 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
2946 2010-01-15 Jing Yu <jingyu@google.com>
2948 PR rtl-optimization/42691
2949 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
2950 a pseudo to a constant and are merged, and adjust comments.
2952 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
2954 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
2956 2010-01-15 Richard Guenther <rguenther@suse.de>
2959 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
2960 labels of computed or non-local gotos to the destination.
2961 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
2962 landing pad label is the first label.
2964 2010-01-15 Richard Guenther <rguenther@suse.de>
2966 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
2968 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2971 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
2972 to allow generation of the xssqrtdp instruction on power7.
2973 (sqrtdf2_fpr): Ditto.
2975 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2978 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
2979 functions with noreturn attribute.
2982 * varasm.c (declare_weak): Add weak attribute to decl if it
2983 doesn't have one already.
2984 (assemble_external): Only add decls to weak_decls if they also
2985 have weak attribute.
2987 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
2989 * var-tracking.c (var_reg_delete): Don't delete the association
2990 between REGs and values or one-part variables if the register
2993 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2996 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
2997 because its first operand is a non-localized variable.
2999 2010-01-14 Martin Jambor <mjambor@suse.cz>
3001 PR tree-optimization/42706
3002 * tree-sra.c (encountered_recursive_call): New variable.
3003 (encountered_unchangable_recursive_call): Likewise.
3004 (sra_initialize): Initialize both new variables.
3005 (callsite_has_enough_arguments_p): New function.
3006 (scan_function): Call decl and flags check only for IPA-SRA, check
3007 whether there is a recursive call and whether it has enough arguments.
3008 (all_callers_have_enough_arguments_p): New function.
3009 (convert_callers): Look for recursive calls only when
3010 encountered_recursive_call is set.
3011 (ipa_early_sra): Bail out either if
3012 !all_callers_have_enough_arguments_p or
3013 encountered_unchangable_recursive_call.
3015 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3017 * sel-sched.c: Add 2010 to copyright years.
3018 * sel-sched-ir.c: Likewise.
3019 * sel-sched-ir.h: Likewise.
3021 2010-01-14 Martin Jambor <mjambor@suse.cz>
3023 PR tree-optimization/42714
3024 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
3025 constructors specially.
3027 2010-01-14 Andi Kleen <ak@linux.intel.com>
3029 * config/i386/drivers-i386.c (detect_caches_intel):
3030 Add l2sizekb parameter and fill in.
3031 (host_detect_local_cpu): Add l2sizekb, fill in.
3032 Add Atom small cache heuristic.
3034 2010-01-14 Andi Kleen <ak@linux.intel.com>
3036 * config/i386/drivers-i386.c (detect_caches_cpuid4):
3037 Add level3 parameter and fill in.
3038 (detect_caches_intel): Handle level3 cache.
3040 2010-01-14 Andi Kleen <ak@linux.intel.com>
3042 * config/i386/drivers-i386.c (host_detect_local_cpu):
3043 Fix core duo detection.
3045 2010-01-14 Andi Kleen <ak@linux.intel.com>
3047 * config/i386/drivers-i386.c (host_detect_local_cpu):
3050 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3052 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
3053 (rs6000_variable_issue_1): this. Use...
3054 (rs6000_variable_issue): here. Reimplement. Print debug info.
3056 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3058 * sel-sched-ir.c (sel_restore_other_notes): Rename to
3059 sel_restore_notes. Update all callers. Call reemit_notes
3062 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3064 PR rtl-optimization/42246
3065 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
3068 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3070 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
3071 all successors is the same as number of successors in current region.
3073 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3075 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
3076 to rename is not separable. Otherwise check that its LHS is not NULL.
3078 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3080 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
3082 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3084 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
3085 available registers when failed to discover LHS register class.
3086 Fix indentation. Update comment.
3088 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3089 Alexander Monakov <amonakov@ispras.ru>
3091 PR rtl-optimization/42389
3092 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
3094 (advance_state_on_fence): Likewise.
3095 (sel_target_adjust_priority): Print debug output only when
3096 sched_verbose >= 4, not 2.
3097 (get_expr_cost): Do not issue all unique insns on the next cycle.
3098 (fill_insns): Initialize can_issue_more from the value saved
3100 * sel-sched-ir.c (flist_add): New parameter issue_more.
3101 Init FENCE_ISSUE_MORE with it.
3102 (merge_fences): Likewise.
3103 (init_fences): Update call to flist_add.
3104 (add_to_fences, add_clean_fence_to_fences)
3105 (add_dirty_fence_to_fences): Likewise.
3106 (move_fence_to_fences): Update call to merge_fences.
3107 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
3109 * sel-sched-ir.h (struct _fence): New field issue_more.
3110 (FENCE_ISSUE_MORE): New accessor macro.
3112 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3114 PR rtl-optimization/42388
3115 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
3116 that have no predecessors nor successors. Do not call move_bb_info
3117 for empty blocks outside of current region.
3119 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3121 PR rtl-optimization/42294
3122 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
3123 * sel-sched.c (move_exprs_to_boundary): Transitively add all
3124 originators' originators.
3126 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3128 PR rtl-optimization/39453
3129 PR rtl-optimization/42246
3130 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
3132 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
3134 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3135 Alexander Monakov <amonakov@ispras.ru>
3138 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
3139 (maybe_tidy_empty_bb): ... here. Make static. Add new
3140 argument. Update all callers.
3141 (tidy_control_flow): ... and here. Recompute topological order
3142 of basic blocks in region if necessary.
3143 (sel_redirect_edge_and_branch): Change return type. Return true
3144 if topological order might have been invalidated.
3145 (purge_empty_blocks): Export and move from...
3146 * sel-sched.c (purge_empty_blocks): ... here.
3147 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
3148 (maybe_tidy_empty_bb): Delete prototype.
3149 (purge_empty_blocks): Declare.
3151 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3153 PR rtl-optimization/42249
3154 * sel-sched.c (try_replace_dest_reg): When chosen register
3155 and original register is the same, do not bail out early, but
3156 still check all original insns for validity of replacing destination
3157 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
3160 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3163 Port from no-undefined-overflow branch:
3164 2009-03-09 Richard Guenther <rguenther@suse.de>
3166 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
3168 2010-01-14 Richard Guenther <rguenther@suse.de>
3171 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
3173 2010-01-14 Ira Rosen <irar@il.ibm.com>
3175 PR tree-optimization/42709
3176 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
3177 as scalar type in creation of constant vector operand.
3179 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3182 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
3183 (check-parallel-%): Match `testsuite' directory component only
3186 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
3188 PR translation/39521
3189 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
3192 2010-01-13 Richard Guenther <rguenther@suse.de>
3194 PR tree-optimization/42730
3195 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
3198 2010-01-13 Steve Ellcey <sje@cup.hp.com>
3201 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
3202 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
3205 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
3207 * config/bfin/libgcc-bfin.ver: Regenerate based on current
3208 libgcc-std.ver. Add entries for ___smulsi3_highpart and
3209 ___umulsi3_highpart.
3211 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
3212 rather than schedule_insns if the pass is enabled.
3214 2010-01-13 Martin Jambor <mjambor@suse.cz>
3216 PR tree-optimization/42704
3217 * tree-sra.c (sra_modify_assign): Do not delete assignments to
3220 2010-01-13 Martin Jambor <mjambor@suse.cz>
3222 PR tree-optimization/42703
3223 * tree-sra.c (analyze_access_subtree): Check that we can build a
3224 reference to the original data within the aggregate.
3226 2010-01-13 Richard Guenther <rguenther@suse.de>
3228 PR tree-optimization/42705
3229 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
3231 2010-01-13 Richard Guenther <rguenther@suse.de>
3234 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
3236 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3239 * var-tracking.c (values_to_unmark): New variable.
3240 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3241 values_to_unmark vector. Moved body to...
3242 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3243 instead queue it into values_to_unmark vector.
3244 (vt_find_locations): Free values_to_unmark vector.
3246 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
3248 * config/s390/s390.c (override_options): Set
3249 default of max-pending-list-length to 256
3251 2010-01-13 Richard Guenther <rguenther@suse.de>
3254 * tree-pass.h (PROP_gimple_lcx): New.
3255 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
3256 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
3257 before the final cleanup_eh.
3258 (dump_properties): Dump PROP_gimple_lcx.
3259 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
3260 (tree_lower_complex_O0): Remove.
3261 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
3262 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
3263 tree_lower_complex, schedule TODO_update_ssa.
3264 * lto-streamer-out.c (output_function): Stream the functions
3266 * lto-streamer-in.c (input_function): Likewise.
3267 (lto_read_body): Do not override them here.
3269 2010-01-12 Joseph Myers <joseph@codesourcery.com>
3272 * c-typeck.c (build_c_cast): Fold value cast to union type before
3273 wrapping it in a CONSTRUCTOR.
3275 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3277 PR rtl-optimization/42699
3278 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
3281 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3283 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3284 SUBTARGET_WARN_UNUSED_SPEC): Move ...
3285 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3286 SUBTARGET_WARN_UNUSED_SPEC): ... here
3287 * config/mips/iris5.h (LIBGCC_SPEC): Define.
3289 2010-01-12 Julian Brown <julian@codesourcery.com>
3291 * config/arm/neon-schedgen.ml (Utils): Don't try to
3292 open missing module.
3293 (find_with_result): New.
3295 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3298 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
3299 sharing when canonicalizing ({lt,ge}u (plus a b) b).
3301 PR tree-optimization/42645
3302 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
3303 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
3304 decl_map, set processing_debug_stmt to -1 and return name without
3307 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
3309 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
3310 binutils version, and reword target configuration description.
3312 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3314 * config/avr/avr.h (LINKER_NAME): Remove.
3316 2010-01-11 Janis Johnson <janis187@us.ibm.com>
3319 * config/rs6000/rs6000.c (rs6000_override_options): On targets
3320 that support VSX, warn for -mno-altivec if vsx is not disabled,
3323 2010-01-11 Joseph Myers <joseph@codesourcery.com>
3324 Shujing Zhao <pearly.zhao@oracle.com>
3326 PR translation/42469
3327 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
3328 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
3329 character between option name and help text.
3330 * c.opt (imultilib): Likewise.
3332 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
3334 * lto-streamer-out.c (output_unreferenced_globals): Output static
3337 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
3339 PR rtl-optimization/42621
3340 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
3341 optimizing for size.
3342 (duplicate_computed_gotos): Remove now-redundant check.
3344 2010-01-10 Steve Ellcey <sje@cup.hp.com>
3347 * configure.ac: Save and restore LDFLAGS and LIBS
3348 * configure: Regenerate.
3350 2010-01-10 Richard Guenther <rguenther@suse.de>
3353 * builtins.c (fold_builtin_strlen): Add type argument and
3354 convert the resulting length to it.
3355 (fold_builtin_1): Adjust.
3357 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3359 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
3360 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
3362 (num_insns_constant_wide): Adjust for that change.
3364 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3367 * web.c (union_defs): Add used argument, to combine uses of
3369 (entry_register): Adjust type and tests of used argument.
3370 (web_main): Widen used for new use. Pass it to union_defs.
3371 * df.h (union_defs): Adjust prototype.
3373 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3376 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
3377 uses in new incoming argument. Free body.
3378 (reset_debug_uses_in_loop): New.
3379 (analyze_insn_to_expand_var): Call the latter if the former found
3380 anything. Fix whitespace. Reject invalid dest overlaps before
3381 going through all insns in the loop.
3383 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3386 * haifa-sched.c (dying_use_p): Debug insns don't count.
3388 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3391 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
3392 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
3393 (verify_gimple_call): Reject LHS in noreturn calls.
3395 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3399 * tree-vect-loop-manip.c (adjust_info): New type.
3400 (adjust_vec): New pointer to vector.
3401 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
3402 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
3403 (slpeel_update_phis_for_duplicate_loop): Use them.
3404 (slpeel_update_phi_nodes_for_guard1): Likewise.
3405 (slpeel_update_phi_nodes_for_guard2): Likewise.
3406 (slpeel_tree_peel_loop_to_edge): Likewise.
3407 (vect_update_ivs_after_vectorizer): Likewise.
3409 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3411 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
3412 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3414 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3416 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
3417 bogus uninitialized warning.
3419 2010-01-09 Richard Guenther <rguenther@suse.de>
3422 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
3423 the evolution is compatible with the initial condition.
3425 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3427 * gcc.c (process_command): Update copyright notice dates.
3428 * gcov.c (print_version): Likewise.
3429 * gcov-dump.c (print_version): Likewise.
3430 * mips-tfile.c (main): Likewise.
3431 * mips-tdump.c (main): Likewise.
3433 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3436 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
3438 (rotlhi3_8): Delete.
3440 (rotlsi3_8): Delete.
3441 (rotlsi3_16): Delete.
3442 (rotlsi3_24): Delete.
3444 (*rotw<mode>3): New.
3445 (*rotb<mode>3): New.
3446 * config/avr/avr.c (avr_rotate_bytes): New function.
3447 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
3449 2010-01-08 Steve Ellcey <sje@cup.hp.com>
3452 * configure.ac: Modify -rdynamic check.
3453 * configure: Regenerate.
3455 2010-01-08 DJ Delorie <dj@redhat.com>
3457 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
3458 register popping order.
3460 2010-01-08 Richard Guenther <rguenther@suse.de>
3463 * c.opt (fsigned-char): Also let LTO handle this option.
3464 (funsigned-char): Likewise.
3466 2010-01-07 Richard Guenther <rguenther@suse.de>
3468 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
3469 (gimple_op): Likewise.
3470 (gimple_op_ptr): Likewise.
3471 (gimple_assign_set_lhs): Remove gcc_assert.
3472 (gimple_assign_set_rhs1): Likewise.
3473 (gimple_assign_set_rhs2): Likewise.
3474 (gimple_call_set_lhs): Likewise.
3475 (gimple_call_set_fn): Likewise.
3476 (gimple_call_set_fndecl): Likewise.
3477 (gimple_call_fndecl): Likewise.
3478 (gimple_call_return_type): Likewise.
3479 (gimple_call_set_chain): Likewise.
3480 (gimple_call_num_args): Likewise.
3481 (gimple_call_set_arg): Likewise.
3482 (gimple_cond_set_code): Likewise.
3483 (gimple_cond_set_lhs): Likewise.
3484 (gimple_cond_set_rhs): Likewise.
3485 (gimple_cond_set_true_label): Likewise.
3486 (gimple_cond_set_false_label): Likewise.
3487 (gimple_label_set_label): Likewise.
3488 (gimple_goto_set_dest): Likewise.
3489 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
3490 (gimple_debug_bind_get_value): Likewise.
3491 (gimple_debug_bind_get_value_ptr): Likewise.
3492 (gimple_debug_bind_set_var): Likewise.
3493 (gimple_debug_bind_set_value): Likewise.
3494 (gimple_debug_bind_reset_value): Likewise.
3495 (gimple_debug_bind_has_value_p): Likewise.
3496 (gimple_return_retval_ptr): Remove gcc_assert.
3497 (gimple_return_retval): Likewise.
3498 (gimple_return_set_retval): Likewise.
3499 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
3500 (safe_referenced_var_iterator): Remove.
3501 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
3502 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
3503 (fill_referenced_var_vec): Remove.
3504 (first_readonly_imm_use): Remove redundant gcc_assert.
3505 (phi_arg_index_from_use): Combine gcc_asserts.
3506 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
3507 (first_imm_use_stmt): Remove redundant gcc_assert.
3508 * tree-cfg.c (verify_gimple_call): Verify function and chain
3509 operands. Verify arguments.
3510 (verify_types_in_gimple_stmt): Verify condition code and labels.
3512 2010-01-07 Richard Guenther <rguenther@suse.de>
3514 PR tree-optimization/42641
3515 * sese.c (rename_map_elt_info): Use the SSA name version, do
3518 2010-01-07 Jakub Jelinek <jakub@redhat.com>
3520 PR tree-optimization/42625
3521 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
3522 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
3524 2010-01-07 Duncan Sands <baldrick@free.fr>
3526 * Makefile.in (PLUGIN_HEADERS): Add version.h.
3528 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
3531 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
3532 note itself is not function_invariant_p.
3534 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
3536 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
3537 Do not add the DF_NOTE problem.
3538 * store-motion.c (execute_rtl_store_motion): Likewise.
3540 2010-01-07 Martin Jambor <mjambor@suse.cz>
3542 PR tree-optimization/42157
3543 * tree-sra.c (compare_access_positions): Stabilize sort if both
3544 accesses have integer types, return zero immediately if they are the
3547 2010-01-06 Richard Henderson <rth@redhat.com>
3550 * haifa-sched.c (add_to_note_list): Merge into ...
3551 (concat_note_lists): ... here, and ...
3552 (unlink_other_notes, rm_other_notes): Merge into...
3553 (remove_notes): ... here. Create REG_SAVE_NOTEs for
3554 NOTE_INSN_EPILOGUE_BEG.
3556 2010-01-06 Richard Guenther <rguenther@suse.de>
3558 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
3559 not inline regular functions into always-inline functions.
3561 2010-01-06 Nick Clifton <nickc@redhat.com>
3563 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
3564 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
3566 (OVERRIDE_OPTIONS): Delete.
3567 (OPTIMIZATION_OPTIONS): Define.
3568 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
3569 * config/rx/rx.c (rx_handle_option): Issue an error message if
3570 -mcpu=rx200 and -fpu are used together.
3571 (rx_set_optimization_options): New function. Issue an error
3572 message if an optimization attribute attempts to reset the FPU/
3573 math optimization pairing.
3574 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
3575 * config/rx/rx.opt: Set the default to 32-bit doubles.
3576 * config/rx/t-rx: Add multilibs for -nofpu option.
3577 * doc/invoke.texi: Update documentation of RX options.
3579 2010-01-06 Richard Guenther <rguenther@suse.de>
3581 * tree-ssa-pre.c (name_to_id): New global.
3582 (alloc_expression_id): Simplify SSA name handling.
3583 (lookup_expression_id): Likewise.
3584 (init_pre): Zero name_to_id.
3585 (fini_pre): Free it.
3587 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
3589 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
3591 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
3594 * config/i386/sse.md (smaxv2di3): New.
3595 (umaxv2di3): Likewise.
3596 (sminv2di3): Likewise.
3597 (uminv2di3): Likewise.
3599 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
3602 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
3603 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
3604 (legitimize_tls_address): Likewise.
3605 (sparc_tls_referenced_p): Likewise.
3606 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
3607 and adjust calls to legitimize_pic_address.
3608 (legitimate_constant_p) Use sparc_tls_referenced_p.
3609 (legitimate_pic_operand_p): Likewise.
3610 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
3611 (sparc_tls_symbol_ref_1): Delete.
3612 (sparc_tls_referenced_p): Make static, recognize specific patterns.
3613 (legitimize_tls_address): Make static, handle CONST patterns.
3614 (legitimize_pic_address): Make static, remove unused parameter and
3615 adjust recursive calls.
3616 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
3617 and adjust call to legitimize_pic_address.
3618 (sparc_output_mi_thunk): Likewise.
3620 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
3621 H.J. Lu <hongjiu.lu@intel.com>
3624 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
3625 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
3626 operands to make them signed.
3629 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3632 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3633 GTU to GT for V4SI and V2DI.
3635 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3636 (umin<mode>3): Removed.
3638 (uminv4si3): Likewise.
3640 2010-01-05 Martin Jambor <mjambor@suse.cz>
3642 PR tree-optimization/42462
3643 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
3644 current_function_decl to helper functions and macros.
3646 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3649 * flags.h: Don't include real.h.
3650 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
3651 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
3652 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
3653 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
3654 * dominance.c: Update copyright.
3655 * gimple.c (walk_gimple_op): Remove inline.
3656 * tree-ssa-reassoc.c: Include real.h.
3657 * Makefile.in (FLAGS_H): Remove $(REAL_H).
3658 (tree-ssa-reassoc.o): Depend on $(REAL_H).
3660 2010-01-05 Nick Clifton <nickc@redhat.com>
3662 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
3663 register to push into the stack frame when the accumulator has to
3664 be saved during interrupts.
3666 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
3668 * doc/invoke.texi: Remove the documentation about option
3670 * common.opt (Wunreachable-code): Preserved for backward
3672 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
3673 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
3674 the backward compatibility flag section.
3676 2010-01-05 Richard Guenther <rguenther@suse.de>
3678 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
3680 2010-01-05 Jakub Jelinek <jakub@redhat.com>
3683 * cfgexpand.c (expand_one_var): Diagnose too large variables.
3685 PR tree-optimization/42508
3686 * tree-sra.c (convert_callers): Check for recursive call
3687 by comparing cgraph nodes instead of decls.
3688 (modify_function): Call ipa_modify_formal_parameters also
3689 on all same_body aliases.
3691 * cgraphunit.c (cgraph_materialize_all_clones): Compare
3692 cgraph nodes when checking for same_body aliases.
3694 2010-01-05 Richard Guenther <rguenther@suse.de>
3696 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
3697 allocation and lookup.
3698 (get_or_alloc_expr_for_constant): Likewise.
3699 (phi_translate): Sink allocation.
3701 2010-01-04 Richard Guenther <rguenther@suse.de>
3703 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
3704 a new entry only if needed.
3705 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
3706 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
3708 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
3710 (phi_translate): Handle CONSTANTs early.
3712 2010-01-04 Martin Jambor <mjambor@suse.cz>
3714 PR tree-optimization/42398
3715 * tree-sra.c (struct access): Removed flag grp_different_types.
3716 (dump_access): Do not dump the removed flag.
3717 (sort_and_splice_var_accesses): Do not set the removed flag.
3718 (sra_modify_expr): Check for type compatibility directly.
3720 2010-01-04 Martin Jambor <mjambor@suse.cz>
3722 PR tree-optimization/42366
3723 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
3724 edges with variable number of parameters.
3725 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
3726 flag instead of asserting it.
3727 (ipa_read_node_info): Read uses_analysis_done flag.
3729 2010-01-04 Richard Guenther <rguenther@suse.de>
3731 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
3732 iterative_hash_* as intended.
3733 (vn_reference_compute_hash): Likewise. Simplify hashing
3735 (vn_reference_lookup_2): Likewise.
3736 (vn_nary_op_compute_hash): Likewise.
3737 (vn_phi_compute_hash): Likewise.
3738 (expressions_equal_p): Remove strange code.
3739 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
3740 (pre_expr_hash): Likewise. Simplify hashing SSA names.
3741 (bitmap_insert_into_set_1): Take value-id as parameter.
3742 (add_to_value): Pass it.
3743 (bitmap_insert_into_set): Likewise.
3744 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
3746 2010-01-04 Jakub Jelinek <jakub@redhat.com>
3749 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
3750 (do_self_spec): For switches with SWITCH_IGNORE set set also
3751 SWITCH_IGNORE_PERMANENTLY.
3752 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
3755 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
3757 * lto-streamer-out.c (output_unreferenced_globals): Output the full
3758 tree of an unreferenced global var.
3760 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3763 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3764 GTU to GT for V4SI and V2DI.
3766 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3767 (umin<mode>3): Removed.
3769 (uminv4si3): Likewise.
3771 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3774 * collect2.c (main): Turn on trace in collect2 if -v is passed
3777 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
3779 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
3780 description of expression operand.
3782 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
3784 * configure.ac: Add install-html to target_list for Make-hooks.
3785 * configure: Regenerate.
3786 * fortran/Make-lang.in (F95_HTMLFILES): New.
3787 (fortran.html): Use it.
3788 (fortran.install-html): New.
3789 * Makefile.in (install-html): Add lang.install-html.
3790 * java/Make-lang.in (JAVA_HTMLFILES): New.
3791 (java.html): Use it.
3792 (java.install-html): New.
3793 * objc/Make-lang.in (objc.install-html): New.
3794 * objcp/Make-lang.in (obj-c++.install-html): New.
3795 * cp/Make-lang.in (c++.install-html): New.
3796 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
3797 * lto/Make-lang.in (lto.install-html): New.
3799 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
3802 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
3804 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
3806 PR rtl-optimization/41862
3807 * store-motion.c (store_killed_in_insn, compute_store_table,
3808 remove_reachable_equiv_notes, replace_store_insn,
3809 build_store_vectors): Ignore all DEBUG_INSNs.
3811 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
3814 * common.opt: Add dumpdir.
3816 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
3818 (option_map): Add --dumpdir.
3820 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
3822 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
3824 * opts.c (decode_options): Try dump_dir_name first if
3825 dump_base_name isn't an absolute path.
3826 (common_handle_option): Handle OPT_dumpdir.
3828 * toplev.c (dump_dir_name): New.
3829 (print_switch_values): Also ignore -dumpdir.
3831 * toplev.h (dump_dir_name): New.
3833 2010-01-03 Richard Guenther <rguenther@suse.de>
3835 PR tree-optimization/42589
3836 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
3837 double-word expansion of bswap32.
3839 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
3841 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
3842 with BLOCK_FOR_INSN.
3843 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
3844 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
3845 noce_process_if_block): Likewise.
3846 * gcse.c (compute_local_properties, insert_expr_in_table,
3847 insert_set_in_table, canon_list_insert, find_avail_set,
3848 pre_insert_copy_insn): Likewise.
3850 * basic-block.h (BLOCK_NUM): Move from here...
3851 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
3853 2010-01-03 Richard Guenther <rguenther@suse.de>
3855 PR tree-optimization/42438
3856 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
3857 contains_may_not_return_call flag.
3858 (BB_MAY_NOTRETURN): New.
3859 (valid_in_sets): Trapping nary operations are not valid
3860 in blocks that may not return.
3861 (insert_into_preds_of_block): Remove check for trapping expressions.
3862 (compute_avail): Compute also BB_MAY_NOTRETURN.
3864 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
3866 * doc/invoke.texi: Add 2010 to copyright years.
3868 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
3870 * config/sparc/sparc.c: Fix formatting nits.
3872 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
3873 Alexander Monakov <amonakov@ispras.ru>
3875 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
3877 2010-01-02 Richard Guenther <rguenther@suse.de>
3880 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
3881 (simplify_switch_using_ranges): Mark to be removed edges
3884 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3886 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3888 * collect2.c (scan_libraries): Add missing argument in call to
3891 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
3894 * config/alpha/predicates.md (aligned_memory_operand): Return false
3896 (unaligned_memory_operand): Return true for CQImode.
3897 * config/alpha/alpha.c (get_aligned_mem): Assert that location
3898 doesn not cross aligned SImode word boundary.
3900 2010-01-02 Anatoly Sokolov <aesok@post.ru>
3902 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
3904 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
3905 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
3907 2010-01-02 Richard Guenther <rguenther@suse.de>
3910 * toplev.c (compile_file): Emit LTO marker properly. Change
3912 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
3914 2010-01-01 Richard Guenther <rguenther@suse.de>
3917 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
3919 2010-01-01 Richard Guenther <rguenther@suse.de>
3922 * c-decl.c (grokdeclarator): For zero-size arrays force
3923 structural equality checks as layout_type does.
3925 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
3927 * builtins.c: Update copyright to 2010.
3929 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
3932 * lto-streamer-out.c (produce_asm): Revert the last change.
3933 (copy_function): Likewise.
3935 * lto-streamer.c (lto_get_section_name): Skip any leading
3938 2010-01-01 Richard Guenther <rguenther@suse.de>
3941 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
3945 Copyright (C) 2010 Free Software Foundation, Inc.
3947 Copying and distribution of this file, with or without modification,
3948 are permitted in any medium without royalty provided the copyright
3949 notice and this notice are preserved.