1 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4 * pa.md (movmemsi): Set align to one if zero.
7 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
10 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
11 with their corresponding prologue pushes.
13 2010-03-20 Andrew Pinski <pinskia@gmail.com>
16 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
17 at the begining or end.
18 (spu_expand_epilogue): Likewise.
20 2010-03-20 Richard Guenther <rguenther@suse.de>
22 PR rtl-optimization/43438
23 * combine.c (make_extraction): Properly zero-/sign-extend an
24 extraction of the low part of a CONST_INT. Also handle
27 2010-03-19 Mike Stump <mikestump@comcast.net>
29 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
30 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
31 (override_options): Use SUBTARGET32_DEFAULT_CPU.
33 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
36 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was an error.
38 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
40 PR rtl-optimization/42258
41 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
42 use that may match DEF.
45 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
46 the cost of loading the constant rather than assuming
48 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
49 outer code is AND, do the same tests as the andsi3 expander and
50 return COSTS_N_INSNS (1) if and is cheap.
52 * optabs.c (avoid_expensive_constant): Fix formatting.
54 2010-03-19 Michael Matz <matz@suse.de>
57 * attribs.c (decl_attributes): When rebuilding a function pointer
58 type use the same qualifiers as the original pointer type.
60 2010-03-19 Martin Jambor <mjambor@suse.cz>
62 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
63 and is_gimple_ip_invariant_address.
65 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
68 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
70 * config/arm/arm.c (arm_override_options): Turn off
71 flag_dwarf2_cfi_asm for AAPCS variants.
73 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
76 * config/arm/arm.c (emit_multi_reg_push): Update comments.
77 Use PRE_MODIFY instead of PRE_DEC.
78 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
79 (vfp_emit_fstmd): Likewise.
81 2010-03-19 Michael Matz <matz@suse.de>
84 * builtins.c (expand_builtin_interclass_mathfn,
85 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
88 2010-03-19 Richard Guenther <rguenther@suse.de>
90 PR tree-optimization/43415
91 * tree-ssa-pre.c (phi_translate): Split out worker to ...
92 (phi_translate_1): ... this.
93 (phi_translate): Move all caching here. Cache all NARY
94 and REFERENCE translations.
96 2010-03-19 David S. Miller <davem@davemloft.net>
98 With help from Eric Botcazou.
99 * config/sparc/sparc.c: Include dwarf2out.h.
100 (emit_pic_helper): Delete.
101 (pic_helper_symbol_name): Delete.
102 (pic_helper_emitted_p): Delete.
103 (pic_helper_needed): New.
104 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
105 (get_pc_thunk_name): New.
106 (load_pic_register): Remove 'delay_pic_helper' arg. Use
107 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
108 Set pic_helper_needed to true. Don't call emit_pic_helper.
109 (sparc_expand_prologue): Update load_pic_register call.
110 (sparc_output_mi_thunk): Likewise.
111 (sparc_file_end): Emit a hidden comdat symbol for the PIC
112 thunk if possible. Output CFI information as needed.
114 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
115 Jack Howarth <howarth@bromo.med.uc.edu>
118 * config/i386/i386.h: Fix ABI on darwin x86-32.
120 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
122 * tree.h: Declare make_decl_rtl_for_debug.
123 * varasm.c (make_decl_rtl_for_debug): New.
124 * dwarf2out.c (rtl_for_decl_location): Call it.
125 * cfgexpand.c (expand_debug_expr): Call it.
127 2010-03-18 Jakub Jelinek <jakub@redhat.com>
130 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
134 * var-tracking.c (vt_init_cfa_base): Do nothing if
135 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed
138 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
141 * var-tracking.c (canonicalize_vars_star): New.
142 (dataflow_post_merge_adjust): Use it.
144 2010-03-18 Jakub Jelinek <jakub@redhat.com>
147 * var-tracking.c (non_suitable_const): New function.
148 (add_uses): For DEBUG_INSNs with constants, don't record any
149 value, instead just the constant value itself.
150 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
151 is not VAR_LOC_UNKNOWN_P, set var to the constant.
152 (emit_notes_in_bb): Likewise.
153 (emit_note_insn_var_location): For onepart variables if
154 cur_loc is a VOIDmode constant, use DECL_MODE.
156 2010-03-18 Martin Jambor <mjambor@suse.cz>
159 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
160 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
161 all non-clones. Moved call redirection...
162 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new
164 (cgraph_materialize_all_clones): Dispose of all
165 combined_args_to_skip bitmaps.
166 (verify_cgraph_node): Do not check for edges pointing to wrong
167 nodes in inline clones.
168 * tree-inline.c (copy_bb): Call
169 cgraph_redirect_edge_call_stmt_to_callee.
170 * ipa.c (cgraph_remove_unreachable_nodes): Call
171 cgraph_node_remove_callees even when there are used clones.
173 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
175 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
177 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
180 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
183 2010-03-18 Michael Matz <matz@suse.de>
186 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
187 into sqrt(x) if we need to preserve signed zeros.
189 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
190 Eric Botcazou <ebotcazou@adacore.com>
192 PR rtl-optimization/43360
193 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
194 note if we don't know its invariant status.
196 2010-03-18 Michael Matz <matz@suse.de>
198 PR tree-optimization/43402
199 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
200 PHI chains of ssa names registered for update.
202 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
205 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
206 non-offsettable and pre_modify update addressing.
207 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
208 and "2" alternatives "#".
209 (*movdd_softfloat32): Make all alternatives "#";
210 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
211 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
212 (*movdf_softfloat32): Make all alternatives "#";
213 (movdi): Use the new DIFD mode iterator to create a common splitter
214 for movdi, movdf and movdd patterns.
216 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
218 * common.opt (dumpdir): Remove redundant tab.
220 2010-03-17 Martin Jambor <mjambor@suse.cz>
222 PR tree-optimization/43347
223 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
224 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
226 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
228 PR rtl-optimization/42216
229 * regrename.c (create_new_chain): New function, broken out from...
230 (scan_rtx_reg): ... here. Call it. Handle the case where we are
231 appending a use to an empty chain.
232 (build_def_use): Remove previous changes that convert OP_INOUT to
233 OP_OUT operands; instead detect the case where an OP_INOUT operand
234 uses a previously untracked register and create an empty chain for
237 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
239 * doc/extend.texi (Function Attributes): Rewrite unfinished
240 sentence in ms_abi documentation.
242 2010-03-17 Alan Modra <amodra@gmail.com>
244 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
245 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
246 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
247 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
249 2010-03-16 Richard Henderson <rth@redhat.com>
252 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
253 (lower_try_finally): Save and restore eh_seq around the expansion
256 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
258 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
259 statements before splitting block.
261 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
263 * doc/sourcebuild.texi (Testsuites): Fix markup.
264 Use pathnames relative to gcc/testsuite.
265 (Test Directives): Move description of how timeout is determined.
266 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
267 (C Tests): Correct gcc.misc-tests directory.
268 Framework tests now live in gcc.test-framework.
270 2010-03-16 Richard Guenther <rguenther@suse.de>
273 * tree-cfg.c (gimple_merge_blocks): When propagating virtual
274 PHI operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI
277 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
278 Alexandre Oliva <aoliva@redhat.com>
280 PR tree-optimization/42917
281 * lambda-code.c (remove_iv): Skip debug statements.
282 (lambda_loopnest_to_gcc_loopnest): Likewise.
283 (not_interesting_stmt): Debug statements are not interesting.
285 2010-03-16 Jakub Jelinek <jakub@redhat.com>
289 * cselib.c (cselib_preserve_constants,
290 cfa_base_preserved_val): New static variables.
291 (preserve_only_constants): New function.
292 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
293 clear its REG_VALUES. If cselib_preserve_constants, don't
294 empty the whole hash table, but preserve there VALUEs with constants,
295 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
296 (cselib_preserve_cfa_base_value): New function.
297 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
298 (cselib_init): Change argument to int bitfield. Set
299 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
301 (cselib_finish): Clear cselib_preserve_constants and
302 cfa_base_preserved_val.
303 * cselib.h (enum cselib_record_what): New enum.
304 (cselib_init): Change argument to int.
305 (cselib_preserve_cfa_base_value): New prototype.
306 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
307 * dse.c (dse_step1): Likewise.
308 * cfgcleanup.c (thread_jump): Likewise.
309 * sched-deps.c (sched_analyze): Likewise.
310 * gcse.c (local_cprop_pass): Likewise.
311 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
312 If FN is non-NULL, call the callback always and whenever it returns
313 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
314 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
315 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
316 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
317 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
318 * var-tracking.c: Include recog.h.
319 (bb_stack_adjust_offset): Remove.
320 (vt_stack_adjustments): Don't call it, instead just gather the
321 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
322 (adjust_stack_reference): Remove.
323 (compute_cfa_pointer): New function.
324 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
325 (struct adjust_mem_data): New type.
326 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
328 (get_address_mode): New function.
329 (replace_expr_with_values): Use it.
330 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
331 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
332 (adjust_sets): Remove.
333 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
334 Use get_address_mode.
335 (get_adjusted_src): Remove.
336 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
337 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
338 (add_with_sets): Don't call adjust_sets.
339 (fp_setter, vt_init_cfa_base): New functions.
340 (vt_initialize): Change return type to bool. Move most of pool etc.
341 initialization to the beginning of the function from end. Pass
342 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
343 If !frame_pointer_needed, call vt_stack_adjustment before mos
344 vector is filled, call vt_init_cfa_base if argp/framep has been
345 eliminated to sp. If frame_pointer_needed and argp/framep has
346 been eliminated to hard frame pointer, set
347 hard_frame_pointer_adjustment and call vt_init_cfa_base after
348 encountering fp setter in the prologue. For MO_ADJUST, call
349 log_op_type before pusing the op into mos vector, not afterwards.
350 Call adjust_insn before cselib_process_insn/add_with_sets,
351 call cancel_changes (0) afterwards.
352 (variable_tracking_main_1): Adjust for vt_initialize calling
353 vt_stack_adjustments and returning whether it succeeded or not.
355 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
357 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
360 2010-03-15 Jakub Jelinek <jakub@redhat.com>
362 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
364 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
365 drap_reg has not been set.
367 2010-03-15 Michael Matz <matz@suse.de>
370 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
371 use it to expand block copies.
372 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
373 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
374 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
376 2010-03-15 Richard Guenther <rguenther@suse.de>
378 PR tree-optimization/43367
379 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
382 2010-03-15 Richard Guenther <rguenther@suse.de>
384 PR tree-optimization/43317
385 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
387 2010-03-15 Martin Jambor <mjambor@suse.cz>
389 PR tree-optimization/43141
390 * tree-sra.c (create_abstract_origin): New function.
391 (modify_function): Call create_abstract_origin.
393 2010-03-15 Chris Demetriou <cgd@google.com>
395 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
398 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
401 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
402 call insert_out_of_ssa_copy for default definitions.
404 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
406 * graphite-clast-to-gimple.c (my_long_long): Defined.
407 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
408 * graphite-sese-to-poly.c (my_long_long): Defined.
409 (scop_ivs_can_be_represented): Use it.
411 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
413 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
414 graphite-max-bbs-per-function, and loop-block-tile-size.
415 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
417 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
419 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
421 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
423 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
424 (add_upper_bounds_from_estimated_nit): New.
425 (build_loop_iteration_domains): Use it.
427 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
429 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
431 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
434 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
435 should be an INTEGER_CST. Also handle CASE_CONVERT.
437 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
439 * graphite.c (graphite_initialize): To bound the number of bbs per
440 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
441 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
442 * doc/invoke.texi: Document it.
444 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
446 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
447 * graphite-sese-to-poly.h (build_poly_scop): Same.
449 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
451 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
452 the number of parameters in the scop. Use as an upper bound
453 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
454 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
455 * doc/invoke.texi: Document it.
457 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
459 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
460 * doc/c-tree.texi: Remove.
461 * doc/generic.texi: Merge c-tree.texi here.
462 * doc/gccint.texi (Trees): Remove menu entry.
463 (c-tree.texi): Remove @include.
464 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
465 * doc/languages.texi (Reading RTL): Ditto.
467 2010-03-12 Steve Ellcey <sje@cup.hp.com>
470 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
472 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
475 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
476 code added to work around reload clobbering CONST insns.
478 2010-03-12 Jakub Jelinek <jakub@redhat.com>
480 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
481 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
482 (cselib_preserve_only_values): Remove retain argument, don't
483 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
484 * cselib.h (cselib_preserve_only_values): Remove retain argument.
485 * var-tracking.c (micro_operation): Move insn field before union.
486 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
487 (struct variable_tracking_info_def): Remove n_mos field, change
488 mos into a vector of micro_operations.
489 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
490 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
491 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
492 changing into a vector.
493 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
494 come before all other uops generated by add_stores.
495 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
497 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
498 a vector. Run just one pass over the bbs instead of separate counting
499 and computation phase.
500 (vt_finalize): Free VTI (bb)->mos vector instead of array.
503 * tree-inline.c (remap_decls): Put old_var rather than origin_var
504 into *nonlocalized_list vector.
505 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
506 even if origin is non-NULL.
507 (gen_variable_die): Likewise.
508 (process_scope_var): Don't change origin.
509 (gen_decl_die): Likewise.
510 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
511 before adding new edges instead of after it, fix moving over
514 2010-03-11 David S. Miller <davem@davemloft.net>
516 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
518 * configure: Rebuild.
520 2010-03-11 Martin Jambor <mjambor@suse.cz>
522 PR tree-optimization/43257
523 * tree.c (assign_assembler_name_if_neeeded): New function.
524 (free_lang_data_in_cgraph): Assembler name assignment moved to the
526 * tree.h (assign_assembler_name_if_neeeded): Declare.
527 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
528 the function if needed.
530 2010-03-11 Chris Demetriou <cgd@google.com>
532 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
533 include/stdint-gcc.h, and include/stdint.h world-readable.
535 2010-03-11 Richard Guenther <rguenther@suse.de>
537 PR tree-optimization/43255
538 * tree-vrp.c (process_assert_insertions_for): Do not insert
539 asserts for trivial conditions.
541 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
543 PR tree-optimization/43280
544 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
545 generation. Move calculation of size out of the if branch.
546 (find_bswap): Modify compare number generation.
548 2010-03-11 Richard Guenther <rguenther@suse.de>
551 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
552 (input_gimple_stmt): Fixup handled component types during
553 operand read. Also fix up decls in ADDR_EXPRs.
555 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
557 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
558 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
560 2010-03-10 Jan Hubicka <jh@suse.cz>
563 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
564 * varasm.c (get_variable_section): Don't do that here...
565 (make_decl_rtl): ... and here.
566 (do_assemble_alias): Produce decl RTL.
567 (assemble_alias): Likewise.
569 2010-03-10 Jakub Jelinek <jakub@redhat.com>
572 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
573 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
575 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
576 (based_loc_descr): Only express drap or vdrap regno based expressions
577 using DW_OP_fbreg when not optimizing.
578 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
579 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
580 REG_CFA_SET_VDRAP note.
582 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
584 PR tree-optimization/43236
585 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
586 error in calculation of base address in reverse iteration case.
587 (generate_builtin): Take number of latch executions if the statement
590 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
593 * tree-eh.c: Include pointer-set.h.
594 (lower_eh_dispatch): Filter out duplicate case labels and
595 remove the unneeded edge when the label is unused. Return
596 true when some edges are removed.
597 (execute_lower_eh_dispatch): When any lowering resulted in
598 removing an edge, also delete unreachable blocks.
600 2010-03-10 Jakub Jelinek <jakub@redhat.com>
603 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
604 UNSPEC_MACHOPIC_OFFSET.
606 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
609 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
610 (m68k_delegitimize_address): New function.
612 2010-03-09 Jakub Jelinek <jakub@redhat.com>
615 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
618 * var-tracking.c (adjust_sets): New function.
619 (count_with_sets, add_with_sets): Use it.
620 (get_adjusted_src): New inline function.
621 (add_stores): Use it.
624 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
625 call cselib_dummy_expand_value_rtx_cb instead of
626 cselib_expand_value_rtx_cb.
629 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
630 * config/i386/i386.c: Include debug.h and dwarf2out.h.
631 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
632 and .cfi_endproc around the pic thunks.
633 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
634 all queued unwind info register saves are saved before the call.
635 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
636 considered as sp-=4 for unwind info and the pop as sp+=4 which
637 also clobbers dest, but doesn't actually restore it.
640 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
643 2010-03-09 Jie Zhang <jie@codesourcery.com>
645 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
646 whitespaces in output template.
648 2010-03-09 Jie Zhang <jie@codesourcery.com>
650 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
653 2010-03-08 Jakub Jelinek <jakub@redhat.com>
655 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
656 builtins.exp in a separate job.
658 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
660 * graphite-sese-to-poly.c (add_param_constraints): Use
661 lower_bound_in_type and upper_bound_in_type.
663 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
665 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
666 instead of unsigned_type_node.
668 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
669 Reza Yazdani <reza.yazdani@amd.com>
672 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
673 on pointer type parameters.
675 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
679 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
680 handle conversions from pointer to integers.
681 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
682 induction variable, to be able to work with code generated by CLooG.
683 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
684 (build_poly_scop): Bail out if we cannot codegen a loop.
686 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
688 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
689 code generation with gloog_error.
691 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
693 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
694 Call fold_convert on all the returned values.
695 (expand_scalar_variables_expr): Pass to
696 expand_scalar_variables_ssa_name the type of the resulting expression.
698 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
700 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
701 ppl_min_for_le_pointset.
702 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
703 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
705 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
707 * graphite-dependences.c (map_into_dep_poly): Removed.
708 (dependence_polyhedron_1): Use combine_context_id_scat.
710 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
712 * graphite-poly.h (struct poly_scattering): Add layout documentation.
713 (struct poly_bb): Same.
714 (combine_context_id_scat): New.
716 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
719 * sese.c (name_defined_in_loop_p): Return false for default
722 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
724 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
725 and clean up the logic.
727 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
729 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
732 2010-03-08 Jakub Jelinek <jakub@redhat.com>
734 * var-tracking.c (remove_cselib_value_chains): Define only for
736 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
737 delete_slot_part, emit_notes_for_differences_1): Don't call
738 remove_cselib_value_chains here.
739 (set_slot_part, emit_notes_for_differences_2): Don't call
740 add_cselib_value_chains here.
741 (preserved_values): New vector.
742 (preserve_value): New function.
743 (add_uses, add_stores, vt_add_function_parameters): Use it
744 instead of cselib_preserve_value.
745 (changed_values_stack): New vector.
746 (check_changed_vars_0): New function.
747 (check_changed_vars_1, check_changed_vars_2): Use it.
748 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
749 changed_values_stack VALUEs.
750 (vt_emit_notes): For all preserved_values call
751 add_cselib_value_chains. If ENABLE_CHECKING call
752 remove_cselib_value_chains before verifying value_chains is empty.
753 Initialize and free changed_values_stack.
754 (vt_initialize): Initialize preserved_values.
755 (vt_finalize): Free preserved_values.
757 2010-03-08 Richard Guenther <rguenther@suse.de>
759 PR tree-optimization/43269
760 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
763 2010-03-08 Martin Jambor <mjambor@suse.cz>
765 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
766 (ipa_is_param_called): Removed.
767 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
768 (ipa_print_node_params): Do not print the called flag.
769 (ipa_write_node_info): Do not stream the called flag.
770 (ipa_read_node_info): Likewise.
772 2010-03-07 Jakub Jelinek <jakub@redhat.com>
775 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
776 * cselib.c (struct expand_value_data): Add dummy field.
777 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
779 (cselib_dummy_expand_value_rtx_cb): New function.
780 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
782 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
783 * var-tracking.c: Include pointer-set.h.
784 (variable): Change n_var_parts to char from int. Add
785 cur_loc_changed and in_changed_variables fields.
786 (variable_canonicalize): Remove.
787 (shared_var_p): New inline function.
788 (unshare_variable): Maintain cur_loc_changed and
789 in_changed_variables fields. If var was in changed_variables,
790 replace it there with new_var. Just copy cur_loc instead of
791 resetting it to something else.
792 (variable_union): Don't recompute cur_loc. Use shared_var_p.
793 (dataflow_set_union): Don't call variable_canonicalize.
794 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
795 of their DEBUG_EXPR_TREE_DECLs.
796 (canonicalize_loc_order_check): Verify that cur_loc is NULL
797 and in_changed_variables and cur_loc_changed is false.
798 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
799 and cur_loc_changed. Don't update cur_loc here.
800 (variable_merge_over_src): Don't call variable_canonicalize.
801 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
802 removing loc that is equal to cur_loc, clear cur_loc,
803 set cur_loc_changed and ensure variable_was_changed is called.
804 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
805 compare pointers in cur_loc check, if it is equal to loc,
806 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
807 (variable_different_p): Remove compare_current_location argument,
808 don't compare cur_loc.
809 (dataflow_set_different_1): Adjust variable_different_p caller.
810 (variable_was_changed): If dv had some var in changed_variables
811 already, reset in_changed_variables flag for it and propagate
812 cur_loc_changed over to the new variable. On empty var
813 always set cur_loc_changed. Set in_changed_variables on whatever
814 var is added to changed_variables.
815 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
816 Use shared_var_p. When removing loc that is equal to cur_loc,
817 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
818 end, don't set it to something else, just call variable_was_changed.
819 (delete_slot_part): Use shared_var_p. When cur_loc equals to
820 loc being removed, clear cur_loc and set cur_loc_changed.
821 Set cur_loc_changed if all locations have been removed.
822 (struct expand_loc_callback_data): New type.
823 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
824 allocated. Always create SUBREGs if simplify_subreg failed.
825 Prefer to use cur_loc, when that fails and still in
826 changed_variables (and seen first time) recompute it. Set
827 cur_loc_changed of variables which had to change cur_loc and
828 compute elcd->cur_loc_changed if any of the subexpressions used
829 had to change cur_loc.
830 (vt_expand_loc): Adjust to pass arguments in
831 expand_loc_callback_data structure.
832 (vt_expand_loc_dummy): New function.
833 (emitted_notes): New variable.
834 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
835 that weren't used for any other decl in current
836 emit_notes_for_changes call call vt_expand_loc_dummy to update
837 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
838 first loc_chain location if NULL before. Always use just
839 cur_loc instead of first loc_chain location. When cur_loc_changed
840 is false, when not --enable-checking=rtl just don't emit any note.
841 When rtl checking, compute the note and assert it is the same
842 as previous note. Clear cur_loc_changed and in_changed_variables
843 at the end before removing from changed_variables.
844 (check_changed_vars_3): New function.
845 (emit_notes_for_changes): Traverse changed_vars to call
846 check_changed_vars_3 on each changed var.
847 (emit_notes_for_differences_1): Clear cur_loc_changed and
848 in_changed_variables. Recompute cur_loc of new_var.
849 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
850 (vt_emit_notes): Initialize and destroy emitted_notes.
852 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
854 PR rtl-optimization/42220
855 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
856 Use verify_reg_tracked to determine if we should use OP_OUT rather
858 (build_def_use): If we see an in-out operand for a register that we
859 know nothing about, treat is an output if possible, fail the block if
862 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
865 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
868 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
871 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
872 uses of relevant DEFs that are dead outside the loop too.
874 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
876 * var-tracking.c (dataflow_set_merge): Swap src and src2.
878 2010-01-13 Jakub Jelinek <jakub@redhat.com>
880 * var-tracking.c (values_to_unmark): New variable.
881 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
882 values_to_unmark vector. Moved body to...
883 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
884 instead queue it into values_to_unmark vector.
885 (vt_find_locations): Free values_to_unmark vector.
887 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
889 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
890 (site.exp): Export them when plugins are enabled.
892 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
895 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
897 (chrec_fold_multiply): Same.
899 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
902 * c-decl.c (build_compound_literal): Return early if init is
905 2010-03-04 Martin Jambor <mjambor@suse.cz>
907 PR tree-optimization/43164
908 PR tree-optimization/43191
909 * tree-sra.c (type_consists_of_records_p): Reject records with
910 zero-size bit-fields at the end.
912 2010-03-04 Mike Stump <mikestump@comcast.net>
914 * Makefile.in (TAGS): Remove *.y.
916 2010-03-04 Richard Guenther <rguenther@suse.de>
918 PR tree-optimization/40761
919 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
921 (my_rev_post_order_compute): New function.
924 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
927 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
928 decrease the cost of an IV candidate when the cost is infinite.
930 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
932 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
933 Use '3DNow!' for the extension of that name, ensure normal space
935 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
937 2010-03-03 Jeff Law <law@redhat.com>
939 * PR middle-end/32693
940 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
942 (extract_bit_field_1): Likewise.
944 2010-03-03 Janis Johnson <janis187@us.ibm.com>
946 * doc/sourcebuild.texi (Test directives): Document that arguments
947 include-opts and exclude-opts are now optional for dg-skip-if,
948 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
950 2010-03-03 Jason Merrill <jason@redhat.com>
953 * cgraph.h (varpool_node): Add extra_name field.
954 * varpool.c (varpool_extra_name_alias): New.
955 (varpool_assemble_decl): Emit extra name aliases.
956 (varpool_mark_needed_node): Look past an extra name alias.
957 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
958 * lto-streamer-in.c (lto_input_tree): Read it.
959 * lto-streamer-out.c (output_unreferenced_globals): Write it.
961 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
963 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
964 (sparc*-*-solaris2*): ...this.
966 2010-03-03 Jakub Jelinek <jakub@redhat.com>
969 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
970 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
971 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
972 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
975 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
976 fallthrough to default handling, just with want_address 0 instead of 2.
977 For single element lists, add_AT_loc directly, otherwise create an
978 artificial variable DIE and stick location list to it.
981 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
982 (VAL_EXPR_HAS_REVERSE): Define.
983 (reverse_op): New function.
984 (add_stores): For reversible operations add an extra MO_VAL_USE.
986 2010-03-02 Jason Merrill <jason@redhat.com>
988 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
990 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
992 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
993 (sparc64-*-linux*): Likewise.
994 (sparc64-*-solaris2*): Include assembler files before linker ones.
995 (sparc-*-solaris2*): Simplify and reorder to match previous case.
996 * config/sparc/gas.h: Delete.
997 * config/sparc/sol2-64.h: Add copyright notice.
998 * config/sparc/sol2-gas-bi.h: Likewise.
999 * config/sparc/sol2-gld.h: Likewise.
1000 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
1001 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
1002 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
1003 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
1004 (sparc_elf_asm_named_section): Rename into...
1005 (sparc_solaris_elf_asm_named_section): ...this. Always define.
1007 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
1009 * config/alpha/alpha.c (override_options): Fix -mtune error message.
1011 2010-03-02 Jeff Law <law@redhat.com>
1014 * reload1.c (rtx_p, substitute_stack): Declare.
1015 (substitute): Record addresses of changed rtxs.
1016 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
1017 Restore the original rtx when complete.
1018 (reload): Free subsitute_stack when complete.
1020 2010-03-02 Janis Johnson <janis187@us.ibm.com>
1022 * doc/gccint.texi (menu): Add Testsuites as a chapter.
1023 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
1025 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
1026 LTO Testing, gcov Testing, profopt Testing, compat Testing,
1027 Torture Tests): Change from subsection to section.
1029 2010-03-02 Jakub Jelinek <jakub@redhat.com>
1030 Steven Bosscher <steven@gcc.gnu.org>
1032 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
1035 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
1038 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
1039 the assignment from the new induction variable to the assignment
1040 of the value from the original loop PHI function.
1042 2010-03-01 Janis Johnson <janis187@us.ibm.com>
1043 Daniel Jacobowitz <dan@codesourcery.com>
1045 * doc/sourcebuild.texi (Test directives): Clarify options to
1048 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1050 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
1051 Disable cfi directives unless GCC and gas agree on using read-only
1052 .eh_frame sections for 64-bit.
1053 * configure: Regenerate.
1055 2010-03-01 Richard Guenther <rguenther@suse.de>
1057 PR tree-optimization/43220
1058 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
1059 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
1061 2010-03-01 Richard Guenther <rguenther@suse.de>
1062 Martin Jambor <mjambor@suse.cz>
1065 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
1066 gimplified parameters.
1068 2010-03-01 Christian Bruel <christian.bruel@st.com>
1070 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
1072 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
1074 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
1076 2010-03-01 Richard Guenther <rguenther@suse.de>
1079 * expr.c (expand_assignment): Use the alias-oracle to tell
1080 if the rhs aliases the result decl.
1082 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1085 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
1086 to sol_gt_pch_get_address.
1087 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
1088 64-bit, SPARC and x86.
1089 (sol_gt_pch_get_address): New function.
1091 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
1093 * toplev.h (inform_n, error_n): Declare.
1094 * diagnostic.c (inform_n, error_n): New function.
1096 2010-03-01 Jakub Jelinek <jakub@redhat.com>
1098 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
1099 has no rtl yet when processing local_decls, queue it and recheck
1100 if deferred stack allocation hasn't assigned it rtl.
1102 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
1104 * config/sh/sh.c (unspec_bbr_uid): New.
1105 (gen_block_redirect): Use it instead of INSN_UID.
1106 (gen_far_branch): Likewise.
1108 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
1110 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
1111 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
1113 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1115 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
1116 (Warning Options): -Wno-conversion-null is valid for
1117 Objective-C++ as well.
1118 * doc/tm.texi (Named Address Spaces): Likewise.
1119 * doc/plugins.texi (Plugins): Replace TABs with spaces.
1120 * doc/tree-ssa.texi (Tree SSA): Likewise.
1122 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1125 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
1126 by default. Don't set the default arch for
1127 i[34567]86-*-darwin*|x86_64-*-darwin*.
1129 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1132 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
1133 default. Set the default 32bit/64bit archs with $with_arch
1134 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
1136 2010-02-27 Richard Guenther <rguenther@suse.de>
1138 PR tree-optimization/43186
1139 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
1140 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
1141 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
1142 unroller iterations.
1144 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1146 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
1147 required and i[34567]86-*-* targets don't support 64bit ISA.
1149 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
1152 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1155 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1157 * config.gcc: Set the default arch at least to Prescott for
1158 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
1159 if SSE math is enabled.
1161 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1163 * diagnostic.c (diagnostic_initialize): Update.
1164 (diagnostic_report_diagnostic): Test inhibit_notes_p for
1166 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
1167 (diagnostic_inhibit_notes): New.
1168 * toplev.c (process_options): inhibit notes with -fcompare-debug.
1170 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1173 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
1174 * doc/standards.texi: Likewise.
1175 * doc/extend.texi: Likewise.
1176 * doc/trouble.texi: Likewise.
1177 * doc/cppopts.texi: Likewise.
1178 * doc/install.texi: Likewise.
1179 * c.opt (std=c90,std=gnu90): New options.
1180 * c-opts.c (c_common_handle_option): Handle them.
1182 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1185 * c-decl.c (undeclared_variable): Use an informative note.
1187 2010-02-26 Richard Guenther <rguenther@suse.de>
1189 PR tree-optimization/43186
1190 * gimple.h (gimple_fold): Remove.
1191 * gimple.c (gimple_fold): Remove. Inline into single user ...
1192 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
1193 Try harder for conditions.
1195 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1198 * function.c (used_types_insert): Don't skip through named pointer
1199 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
1200 and it is different from the main variant's type.
1202 2010-02-26 Nick Clifton <nickc@redhat.com>
1204 * config/rx/rx.md (sminsi3): Remove bogus alternative.
1206 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1208 * config.gcc: Support --with-fpmath=sse for x86.
1210 * config/i386/ssemath.h: New.
1212 * doc/install.texi (--with-fpmath=sse): Documented.
1214 2010-02-26 Richard Guenther <rguenther@suse.de>
1216 PR tree-optimization/43188
1217 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
1218 vector types of over-aligned element type.
1220 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
1223 * config/i386/i386.c (expand_vec_perm_blend): Use correct
1224 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
1226 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
1228 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
1230 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1232 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
1233 * var-tracking.c: Include diagnostic.h.
1234 (debug_dv): New function.
1235 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
1238 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
1239 (add_value_chain, add_value_chains, remove_value_chain,
1240 remove_value_chains): Handle DEBUG_EXPRs.
1241 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
1244 * regcprop.c (struct queued_debug_insn_change): New type.
1245 (struct value_data_entry): Add debug_insn_changes field.
1246 (struct value_data): Add n_debug_insn_changes field.
1247 (debug_insn_changes_pool): New variable.
1248 (free_debug_insn_changes, apply_debug_insn_changes,
1249 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
1250 (kill_value_one_regno): Call free_debug_insn_changes if needed.
1251 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
1253 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
1255 (copyprop_hardreg_forward_1): Don't call apply_change_group for
1256 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
1257 changes, call cprop_find_used_regs via note_stores.
1258 (copyprop_hardreg_forward): When copying vd from predecessor
1259 which has any queued DEBUG_INSN changes, make sure the pointers are
1260 cleared. At the end call df_analyze and then if there are any
1261 DEBUG_INSN changes queued at the end of some basic block for still
1262 live registers, apply them.
1263 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
1265 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
1267 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
1270 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
1272 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
1273 targets. Set the default with_cpu/with_arch from arch/cpu.
1274 Allow x86-64 and native for with_cpu/with_arch.
1276 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
1278 * ebitmap.c: Change calls to verify_popcount with calls to
1279 sbitmap_verify_popcount.
1280 (ebitmap_clear_bit): Fixed map->cacheindex test and
1281 map>cache update when bit clearing results in an empty
1284 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1287 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
1288 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
1289 and support both V2DF and V2DI modes.
1290 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
1291 support both V2DF and V2DI modes.
1292 (general): Delete trailing whitespace from a few patterns.
1294 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1295 V2DF/V2DI interleave high/low builtins.
1297 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
1300 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
1301 interleave high/low functions.
1303 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
1305 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
1306 #pragma extern_prefix.
1308 2010-02-25 Jakub Jelinek <jakub@redhat.com>
1311 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
1312 BLKmode, assert op0 is a MEM and just adjust its mode.
1315 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
1316 if bitpos isn't multiple of mode's bitsize.
1318 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1320 * c.opt (-ftemplate-depth=): New.
1321 (-ftemplate-depth-): Deprecate.
1322 * optc-gen.awk: Handle -ftemplate-depth=.
1323 * opth-gen.awk: Likewise.
1324 * c-opts.c (c_common_handle_option): Likewise.
1325 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
1327 2010-02-24 Jason Merrill <jason@redhat.com>
1329 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
1331 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1333 * cfg.c (alloc_aux_for_block): Remove inline.
1334 (alloc_aux_for_edge): Likewise.
1336 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1338 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
1340 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1342 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
1343 * config/i386/sol2-gas.h: New file.
1344 * config.gcc (i[34567]86-*-solaris2*): Use it.
1346 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1349 * c-typeck.c (ep_convert_and_check): New.
1350 (build_conditional_expr): Use it.
1351 (build_binary_op): Likewise.
1353 2010-02-24 Jakub Jelinek <jakub@redhat.com>
1355 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
1358 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
1359 bounds even for -O+.
1360 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
1361 expr needs to have DECL_NAME set.
1363 2010-02-24 Nick Clifton <nickc@redhat.com>
1365 * config/mep/mep.c: Include gimple.h.
1366 (mep_function_uses_sp): Delete unused function.
1367 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
1368 parameters. Use unsigned integers to count args. Return a
1369 NULL_RTX instead of an error_mark_node. Toidy up formatting.
1371 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1374 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
1375 greater or equal to nelt instead of 2 * nelt.
1376 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
1379 2010-02-23 Jason Merrill <jason@redhat.com>
1382 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
1383 in cfun->local_decls even if they have register types.
1386 * stor-layout.c (place_field): Don't warn about unnecessary
1387 DECL_PACKED if the type is packed.
1389 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1392 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
1393 GOTOFF relocs, even when the base reg isn't pic pointer.
1395 2010-02-23 Michael Matz <matz@suse.de>
1398 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
1399 (expand_gimple_basic_block): Generate and use debug temps if there
1400 are debug uses left after the last real use of TERed ssa names.
1401 Unlink debug immediate uses when they are expanded.
1403 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1406 * config/i386/i386.c (override_options): Reorganise to provide
1407 better error messages.
1409 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1412 * graphite-scop-detection.c (create_single_exit_edge): Move
1413 the call to find_single_exit_edge to....
1414 (create_sese_edges): ...here. Don't handle multiple edges
1415 exiting the function.
1416 (build_graphite_scops): Don't handle multiple edges
1417 exiting the function.
1419 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1422 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
1423 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
1425 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1428 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
1430 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1433 * c-typeck.c (convert_arguments): Print declaration location.
1434 * c-common.c (validate_nargs): Rename as
1435 builtin_function_validate_nargs.
1436 (check_builtin_function_arguments): Update.
1438 2010-02-22 Richard Guenther <rguenther@suse.de>
1441 * tree-inline.c (declare_return_variable): Use the type of
1442 the call stmt lhs if available.
1444 2010-02-22 Duncan Sands <baldrick@free.fr>
1446 * passes.c (register_pass): Always consider all pass lists when
1447 ref_pass_instance_number is zero.
1449 2010-02-22 Richard Guenther <rguenther@suse.de>
1451 PR tree-optimization/42749
1452 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
1453 parameter. Do arithmetic in the original type.
1454 (update_accumulator_with_ops): Likewise.
1455 (adjust_accumulator_values): Adjust.
1457 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1459 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
1460 (QI to BLKmode splitter): New splitter.
1462 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
1464 * config/i386/i386.c (initial_ix86_tune_features): Turn on
1465 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
1467 2010-02-22 Richard Guenther <rguenther@suse.de>
1469 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
1471 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
1473 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
1474 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
1475 ($(T)crti.o, $(T)crtn.o): Remove rules.
1477 2010-02-21 Tobias Burnus <burnus@net-b.de>
1480 * doc/invoke.texi (-fassociative-math): Document that this
1481 option is automatically enabled for Fortran.
1483 2010-02-20 David S. Miller <davem@davemloft.net>
1485 * configure.ac: Test if linker and assembler properly support
1486 GOTDATA_OP relocations.
1487 * configure: Rebuild.
1488 * config.in: Likewise.
1489 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
1490 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
1491 (movsi_high_pic): Likewise.
1492 (movdi_lo_sum_pic): Likewise.
1493 (movdi_high_pic): Likewise.
1494 (movsi_pic_gotdata_op): New pattern.
1495 (movdi_pic_gotdata_op): Likewise.
1496 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
1497 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
1499 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
1502 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
1503 attribute to ssemul.
1504 (xop_mulv2div2di3_high): Ditto.
1506 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1509 * c.opt (Wconversion-null): New option.
1510 * doc/invoke.texi (Wconversion-null): Document.
1512 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1514 * common.opt (Wlarger-than-): Add Undocumented.
1516 2010-02-19 Mike Stump <mikestump@comcast.net>
1518 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
1520 2010-02-19 Jason Merrill <jason@redhat.com>
1523 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
1524 * configure: Likewise.
1526 2010-02-20 Alan Modra <amodra@gmail.com>
1529 * cgraph.h (cgraph_make_decl_local): Declare.
1530 * cgraph.c (cgraph_make_decl_local): New function.
1531 (cgraph_make_node_local): Use it.
1532 * cgraphunit.c (cgraph_function_versioning): Likewise.
1533 * ipa.c (function_and_variable_visibility): Likewise.
1535 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1538 * except.c (sjlj_emit_function_enter): Don't call
1539 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
1541 * rtl.h (add_reg_br_prob_note): Remove prototype.
1543 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1546 * c-common.c (conversion_warning): Remove widening conversions
1547 before checking the conversion of integers to reals.
1549 2010-02-19 Mike Stump <mikestump@comcast.net>
1552 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
1555 * cgraphunit.c (process_function_and_variable_attributes): Check
1556 DECL_PRESERVE_P instead of looking up attribute "used".
1557 * ipa-pure-const.c (check_decl): Likewise.
1558 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
1559 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
1560 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
1561 instead of attribute "used".
1562 * config/sol2-c.c (solaris_pragma_init): Likewise.
1563 (solaris_pragma_fini): Likewise.
1565 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1567 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
1568 Use XCNEW instead of xcalloc.
1569 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
1570 XNEW instead of xmalloc.
1571 (get_fields): Use XNEWVEC instead of xmalloc.
1574 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
1575 populate vars array.
1576 (create_new_general_access): For debug stmts just reset value.
1577 (get_stmt_accesses): For accesses within debug stmts just record them
1578 using add_access_to_acc_sites instead of preventing the peeling or
1579 counting them as accesses.
1582 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
1584 2010-02-19 Richard Guenther <rguenther@suse.de>
1586 PR tree-optimization/42916
1587 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
1590 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
1592 * configure.ac: Replace all uses of changequote in macro arguments
1593 with proper quoting.
1595 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1598 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
1600 2010-02-19 Richard Guenther <rguenther@suse.de>
1602 PR tree-optimization/42944
1603 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
1604 test for aliasing with errno.
1606 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1609 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
1610 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
1611 * dojump.c: Include output.h.
1612 (inv): New inline function.
1613 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
1614 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
1615 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
1616 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
1617 argument, pass it down to other calls.
1618 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
1619 add REG_BR_PROB note to the conditional jump.
1620 * cfgexpand.c (add_reg_br_prob_note): Removed.
1621 (expand_gimple_cond): Don't call it, add the probability
1622 as last argument to jumpif_1/jumpifnot_1.
1623 * Makefile.in (dojump.o): Depend on output.h.
1624 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
1626 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
1627 * stmt.c (do_jump_if_equal): Likewise.
1628 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
1629 * loop-unswitch.c (compare_and_jump_seq): Likewise.
1630 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
1632 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
1633 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
1634 jumpifnot_1 callers.
1635 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
1637 (store_expr): Adjust jumpifnot caller.
1638 (store_constructor): Adjust jumpif caller.
1641 * gimplify.c (gimple_boolify): For __builtin_expect call
1642 gimple_boolify also on its first argument.
1644 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
1646 * configure.ac (gnu-unique-object): Wrap regexps using [] in
1648 (__stack_chk_fail): Ditto. Remove quadrigraphs.
1649 * configure: Regenerated.
1651 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1653 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
1654 lang_hooks.types_compatible_p instead of comptypes.
1656 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
1658 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
1659 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
1660 if __prefer_thumb__ is defined.
1662 2010-02-18 Martin Jambor <mjambor@suse.cz>
1664 PR tree-optimization/43066
1665 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
1666 array with zero-sized element type.
1668 2010-02-18 Jakub Jelinek <jakub@redhat.com>
1670 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
1671 rtx, allocate struct var_loc_node here and return it to the
1672 caller, and only if it is actually needed.
1673 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
1674 move it earlier and return immediately if it returns NULL.
1676 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
1678 * config/sparc/gas.h: New file. Restore
1679 TARGET_ASM_NAMED_SECTION to its ELF default.
1680 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
1682 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1683 Likewise. Add ATTRIBUTE_UNUSED to prototype.
1684 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
1685 after sparc/sysv4.h.
1687 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
1689 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
1691 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
1693 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
1694 patterns from predicated pattern.
1696 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
1699 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
1700 for insn mnemonic suffix.
1702 2010-02-17 Richard Guenther <rguenther@suse.de>
1704 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
1707 2010-02-17 Jakub Jelinek <jakub@redhat.com>
1710 * caller-save.c (save_call_clobbered_regs): If BB ends with
1711 a DEBUG_INSN, move any notes in between last real insn and the last
1712 DEBUG_INSN after the last DEBUG_INSN.
1714 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
1716 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
1717 Fix return type. Fix argument type. Explain meaning of return value.
1719 2010-02-16 Richard Guenther <rguenther@suse.de>
1721 PR tree-optimization/41043
1722 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
1723 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
1725 (vrp_visit_phi_node): ... but only for loop PHI nodes.
1727 2010-02-16 Ira Rosen <irar@il.ibm.com>
1729 PR tree-optimization/43074
1730 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
1731 * tree-vect-loop.c (vect_analyze_loop_operations): Add
1732 vectorizable cycles in hybrid SLP check.
1733 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
1735 2010-02-16 Richard Guenther <rguenther@suse.de>
1737 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
1738 (true_dependence): If memrefs_conflict_p computes must-alias
1739 trust it. Move TBAA check after offset-based disambiguation.
1740 (canon_true_dependence): Likewise.
1742 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
1744 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
1745 * doc/invoke.texi: Document it.
1746 * var-tracking.c: Include toplev.h and params.h.
1747 (vt_find_locations): Return bool indicating success. Compute
1748 hash sizes unconditionally. Check new parameter, report.
1749 (variable_tracking_main_1): Check vt_find_locations results and
1750 retry. Renamed from...
1751 (variable_tracking_main): ... this. New wrapper to preserve
1752 flag_var_tracking_assignments.
1753 * Makefile.in (var-tracking.o): Adjust dependencies.
1755 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
1756 Jakub Jelinek <jakub@redhat.com>
1759 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
1760 if weak_import attribute is present.
1761 * config/darwin.c (machopic_select_section): Likewise.
1763 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
1765 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
1766 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
1767 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
1768 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
1770 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
1772 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1775 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
1776 Rewrite text to refer to the names.
1778 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
1780 * config/i386/i386-builtin-types.def
1781 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
1782 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
1783 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
1784 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
1785 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
1786 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
1787 IX86_BUILTIN_VPERMIL2PS256.
1788 (MULTI_ARG_4_DF2_DI_I): Defined.
1789 (MULTI_ARG_4_DF2_DI_I1): Defined.
1790 (MULTI_ARG_4_SF2_SI_I): Defined.
1791 (MULTI_ARG_4_SF2_SI_I1): Defined.
1792 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
1793 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
1794 __builtin_ia32_vpermil2ps256.
1795 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1796 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1797 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
1798 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1799 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1800 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
1801 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
1802 CODE_FOR_xop_vpermil2v8sf3.
1803 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
1804 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
1805 * config/i386/xopintrin.h (_mm_permute2_pd): New.
1806 (_mm256_permute2_pd): New.
1807 (_mm_permute2_ps): New.
1808 (_mm256_permute2_ps): New.
1810 2010-02-15 Nick Clifton <nickc@redhat.com>
1812 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
1813 boolean parameters. Use emit_jump_insn when emitting a pop
1814 instruction containing a return insn.
1815 (push): Use 'true' rather than '1' as second parameter to F.
1816 (h8300_expand_prologue): Likewise.
1817 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
1818 (h8300_expand_epilogue): Likewise.
1820 2010-02-15 Richard Guenther <rguenther@suse.de>
1823 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
1826 2010-02-15 Nick Clifton <nickc@redhat.com>
1828 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
1831 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
1833 * intl.c (fake_ngettext): New function.
1834 * intl.h (fake_ngettext): Declare.
1835 (ngettext): Define macro.
1836 * collect2.c (notice_translated): New function.
1837 (main): Use notice_translated and ngettext.
1838 * collect2.h (notice_translated): Declare.
1840 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
1842 * reorg.c (delete_computation): Comment fixes.
1843 * caller-save.c (setup_save_areas): Idem.
1844 * sel-sched-dump.c (dump_lv_set): Idem.
1847 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1849 * config/s390/s390.c (s390_sched_init): New function.
1850 (TARGET_SCHED_INIT): Target hook defined.
1852 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
1853 Jack Howarth <howarth@bromo.med.uc.edu>
1854 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1857 Partial revert of unintended change in fix for PR41605.
1858 * config/darwin.h: Fix typo.
1859 * config/darwin9.h: Same.
1861 2010-02-11 Jakub Jelinek <jakub@redhat.com>
1863 * c-pch.c (pch_init): Clear v.
1865 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1868 * graphite-scop-detection.c (graphite_can_represent_scev): Call
1869 graphite_can_represent_init for MULT_EXPR.
1871 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1875 * graphite-sese-to-poly.c (remove_phi): New.
1876 (translate_scalar_reduction_to_array): Call remove_phi.
1878 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1881 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
1882 * graphite-clast-to-gimple.h (gloog): Update declaration.
1883 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
1884 * graphite-poly.h (struct poly_bb): Add missing comments.
1885 (struct scop): Add poly_scop_p field.
1887 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
1888 * graphite.c (graphite_transform_loops): Build the polyhedral
1889 representation for each scop before code generation.
1890 * sese.c (rename_variables_in_operand): Removed.
1891 (rename_variables_in_expr): Return the renamed expression.
1892 (rename_sese_parameters): New.
1893 * sese.h (rename_sese_parameters): Declared.
1895 2010-02-11 Richard Guenther <rguenther@suse.de>
1897 PR tree-optimization/42998
1898 * tree-ssa-pre.c (create_expression_by_pieces): Treat
1899 POINTER_PLUS_EXPR properly.
1901 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1902 Changpeng Fang <changpeng.fang@amd.com>
1905 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
1906 the cost of an IV candidate when the IV is used in a test against zero.
1908 * gcc.dg/tree-ssa/ivopts-3.c: New.
1910 2010-02-11 Richard Guenther <rguenther@suse.de>
1913 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
1914 pointer-vs-decl case by swapping refs. Handle some cases
1915 of pointer-vs-decl disambiguations more conservatively.
1916 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
1917 to false after expanding.
1919 2010-02-11 Richard Guenther <rguenther@suse.de>
1922 * gcc.c (process_command): Handle LTO file@offset case more
1925 2010-02-11 Jakub Jelinek <jakub@redhat.com>
1927 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
1928 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
1930 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
1932 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
1933 if MEM's mode size isn't DWARF2_ADDR_SIZE.
1934 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
1935 Optimize eq/ne comparisons when both arguments are known to be
1937 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
1938 Don't mask operands unnecessarily if they are known to be already
1941 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
1943 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
1946 2010-02-10 Richard Guenther <rguenther@suse.de>
1948 PR tree-optimization/43017
1949 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
1950 for wrapping signed arithmetic.
1952 2010-02-10 Jakub Jelinek <jakub@redhat.com>
1955 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
1956 if no debug info should be emitted for it.
1958 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
1960 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
1961 note when flag_exceptions is set.
1963 2010-02-10 Duncan Sands <baldrick@free.fr>
1965 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
1967 2010-02-10 Richard Guenther <rguenther@suse.de>
1970 * tree.c (get_unwidened): Handle constants.
1971 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
1973 2010-02-10 Martin Jambor <mjambor@suse.cz>
1976 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
1977 check for variable argument counts independently.
1979 2010-02-10 Christian Bruel <christian.bruel@st.com>
1982 * config/sh/sh.c (find_barrier): Increase length for non delayed
1983 conditional branches.
1985 2010-02-10 Christian Bruel <christian.bruel@st.com>
1987 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
1989 2010-02-10 Jakub Jelinek <jakub@redhat.com>
1991 * builtins.c (set_builtin_user_assembler_name): Also handle
1992 ffs if int is smaller than word.
1994 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
1997 * ira-conflicts.c (get_dup): Remove.
1998 (process_reg_shuffles): Add new parameter. Use it as an
1999 additional guard for copy generation.
2000 (add_insn_allocno_copies): Rewrite.
2002 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
2004 * common.opt (fsched2-use-traces): Preserved for backward
2006 * doc/invoke.texi: Remove the documentation about option
2007 -fsched2-use-traces.
2008 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
2009 flag_sched2_use_traces.
2010 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
2011 the backward compatibility flag section.
2013 2010-02-09 Richard Guenther <rguenther@suse.de>
2015 PR tree-optimization/43008
2016 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
2017 make HEAP variables initialized from global memory if they
2018 are not known builtin functions.
2019 (find_func_aliases): Adjust.
2021 2010-02-09 Richard Guenther <rguenther@suse.de>
2023 PR tree-optimization/43000
2024 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
2025 arithmetic manually.
2027 2010-02-08 Jakub Jelinek <jakub@redhat.com>
2029 PR tree-optimization/42931
2030 * tree-loop-linear.c (try_interchange_loops): Don't call
2031 double_int_mul if estimated_loop_iterations failed.
2033 2010-02-08 Martin Jambor <mjambor@suse.cz>
2036 * tree-sra.c (build_accesses_from_assign): Do not mark in
2037 should_scalarize_away_bitmap if stmt has volatile ops.
2038 (sra_modify_assign): Do not process assigns piecemeal if if stmt
2041 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
2043 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
2045 2010-02-07 Adam Nemet <adambnmet@gmail.com>
2047 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
2050 2010-02-07 Andrew Pinski <pinskia@gmail.com>
2053 * df-core.c (df_finish_pass): Change type of saved_flags to int.
2055 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2058 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
2059 to unknown_dependence.
2060 (graphite_legal_transform_dr): Handle the unknown_dependence.
2061 (graphite_carried_dependence_level_k): Same.
2063 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2065 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
2067 2010-02-07 Richard Guenther <rguenther@suse.de>
2070 * expr.c (get_inner_reference): Always initialize *pbitsize.
2072 2010-02-07 Richard Guenther <rguenther@suse.de>
2075 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
2076 new ARRAY_REFs on variable size element or minimal index arrays.
2078 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
2079 gimple_fold_indirect_ref.
2081 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
2084 * arm.c (arm_override_options): Just return if the user has specified
2085 an invalid fpu name.
2087 2010-02-03 Jason Merrill <jason@redhat.com>
2090 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
2091 i386_pe_maybe_record_exported_symbol.
2093 2010-02-05 Steve Ellcey <sje@cup.hp.com>
2096 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2097 (pa_delegitimize_address): New function.
2099 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
2101 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
2102 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
2104 2010-02-05 Richard Guenther <rguenther@suse.de>
2107 * lto-streamer-in.c (get_resolution): Deal with references
2108 to undefined functions.
2110 2010-02-05 Richard Guenther <rguenther@suse.de>
2112 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
2113 (fold_const_aggregate_ref): Likewise.
2114 (ccp_fold_stmt): Substitute loads.
2115 (maybe_fold_reference): Verify types before substituting.
2117 (fold_gimple_assign): Unshare properly.
2118 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
2120 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
2122 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
2123 for rs6000_gen_cell_microcode.
2125 2010-02-04 Richard Guenther <rguenther@suse.de>
2127 PR rtl-optimization/42952
2128 * dse.c (const_or_frame_p): Remove MEM handling.
2130 2010-02-04 Nick Clifton <nickc@redhat.com>
2132 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
2133 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
2134 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
2135 (mn10300_asm_output_mi_thunk): New function.
2136 (mn10300_can_output_mu_thunk): New function.
2137 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
2138 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
2139 (FUNCTION_ARG): Delete incorrect comment.
2141 2010-02-03 Jason Merrill <jason@redhat.com>
2144 * fold-const.c (operand_equal_p): Handle erroneous types.
2146 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2148 * config/h8300/h8300.md (can_delay): Fix attibute condition.
2150 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
2152 PR rtl-optimization/42941
2153 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
2156 2010-02-03 Jason Merrill <jason@redhat.com>
2159 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
2161 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
2164 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
2165 (cselib_reset_table): Renamed from...
2166 (cselib_reset_table_with_next_value): ... this.
2167 (cselib_get_next_uid): Renamed from...
2168 (cselib_get_next_unknown_value): ... this.
2169 * cselib.c (next_uid): Renamed from...
2170 (next_unknown_value): ... this.
2171 (cselib_clear_table): Adjust.
2172 (cselib_reset_table): Adjust. Renamed from...
2173 (cselib_reset_table_with_next_value): ... this.
2174 (cselib_get_next_uid): Adjust. Renamed from...
2175 (cselib_get_next_unknown_value): ... this.
2176 (get_value_hash): Use hash.
2177 (cselib_hash_rtx): Likewise.
2178 (new_cselib_val): Adjust. Set and dump uid.
2179 (cselib_lookup_mem): Pass next_uid as hash.
2180 (cselib_subst_to_values): Likewise.
2181 (cselib_log_lookup): Dump uid.
2182 (cselib_lookup): Pass next_uid as hash. Adjust.
2183 (cselib_process_insn): Adjust.
2184 (cselib_init): Initialize next_uid.
2185 (cselib_finish): Adjust.
2186 (dump_cselib_table): Likewise.
2187 * dse.c (canon_address): Dump value uid.
2188 * print-rtl.c (print_rtx): Print value uid.
2189 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
2191 (dv_uid): New function, sort of renamed from...
2192 (dv_htab_hash): ... this, reimplemented in terms of it and...
2193 (dv_uid2hash): ... this. New.
2194 (variable_htab_eq): Drop excess assertions.
2195 (tie_break_pointers): Removed.
2196 (canon_value_cmp): Compare uids.
2197 (variable_post_merge_New_vals): Print uids.
2198 (vt_add_function_parameters): Adjust.
2199 (vt_initialize): Reset table. Adjust.
2201 2010-02-03 Richard Guenther <rguenther@suse.de>
2203 PR tree-optimization/42944
2204 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
2205 (call_may_clobber_ref_p_1): Likewise. Properly handle
2206 malloc and calloc clobbering errno.
2208 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
2210 * doc/invoke.texi: Fix name of sched1 dump.
2212 * opts.c (decode_options): Set flag_tree_switch_conversion
2213 only conditionally on optimize >= 2.
2215 * gcse.c: Assorted comment fixes in pass description.
2217 2010-02-03 Anthony Green <green@moxielogic.com>
2219 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
2220 nop padding in order to maintain alignment of storage location of
2221 target function address.
2222 (moxie_trampoline_init): Store target function address at newly
2224 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
2226 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
2228 2010-02-03 Richard Guenther <rguenther@suse.de>
2231 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
2233 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2235 * config.gcc: Reenable check for obsolete targets.
2236 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
2237 mips-sgi-irix6.[0-4]*.
2239 2010-02-02 Nick Clifton <nickc@redhat.com>
2241 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
2242 constant size of 4 as being the same as 0.
2243 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
2244 can take values in the range 0..4.
2246 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
2249 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
2250 as _darwin10_Unwind_FindEnclosingFunction().
2251 * libgcc-libsystem.ver: New.
2253 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
2256 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
2257 implicitly set registers.
2259 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
2261 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
2262 (arm_override_options): Allow automatic selection of the thread
2263 pointer register if thumb2.
2264 (legitimize_pic_address): Improve code sequences for Thumb2.
2265 (arm_call_tls_get_addr): Likewise.
2266 (legitimize_tls_address): Likewise.
2267 * arm.md (pic_load_addr_arm): Delete. Replace with ...
2268 (pic_load_addr_32bit): ... this. New named pattern.
2269 * thumb2.md (pic_load_addr_thumb2): Delete.
2270 (pic_load_dot_plus_four): Delete.
2271 (tls_load_dot_plus_four): New named pattern.
2273 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2276 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
2277 Document fix for TLS bug.
2279 2010-01-31 Richard Guenther <rguenther@suse.de>
2281 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
2282 conservatively correct.
2284 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2288 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2290 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2292 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2294 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
2296 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
2298 * config.gcc: Adjust order of makefile fragments for mingw targets.
2300 2010-01-31 Richard Guenther <rguenther@suse.de>
2303 * gimplify.c (gimplify_init_constructor): For volatile LHS
2304 initialize a temporary.
2306 2010-01-31 Matthias Klose <doko@ubuntu.com>
2308 * configure.ac: Fix __stack_chk_fail check for cross builds configured
2310 * configure: Regenerate.
2312 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
2314 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2315 the same alias set and their sizes different constantness.
2316 (aliasing_component_refs_p): Revert 2009-10-24 change.
2318 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2320 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
2323 2010-01-29 Richard Guenther <rguenther@suse.de>
2325 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
2326 Assert we successfully updated the call.
2328 2010-01-29 Jakub Jelinek <jakub@redhat.com>
2330 PR rtl-optimization/42889
2331 * df.h (df_set_bb_dirty_nonlr): New prototype.
2332 * df-core.c (df_set_bb_dirty_nonlr): New function.
2333 * df-scan.c (df_insn_rescan): Call it instead of
2334 df_set_bb_dirty for DEBUG_INSNs.
2336 2010-01-29 Richard Guenther <rguenther@suse.de>
2339 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
2340 quadratic behavior in most cases.
2342 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
2345 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
2346 in the call to gen_x86_movsicc_0_m1.
2348 2010-01-28 Richard Guenther <rguenther@suse.de>
2350 PR tree-optimization/42871
2351 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
2353 2010-01-28 Richard Guenther <rguenther@suse.de>
2355 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
2356 into call arguments.
2358 2010-01-28 Richard Guenther <rguenther@suse.de>
2361 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
2362 the forwarder if the destination is an EH landing pad.
2364 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
2366 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
2367 block list passed to gimple_duplicate_sese_tail.
2368 (parallelize_loops): Avoid parallelization when the function
2370 Avoid parallelization when the preheader is IRREDUCIBLE.
2371 Try to optimize when estimated_loop_iterations_int is unresolved.
2372 Add the loop's location to the dump file.
2373 * tree-cfg.c (add_phi_args_after_redirect): Remove.
2374 (gimple_duplicate_sese_tail): Remove the check for the latch.
2375 Redirect nexits to the exit block.
2376 Remove handling of the incoming edges to the latch.
2377 Redirect the backedge from the copied latch to the exit bb.
2379 2010-01-28 Michael Matz <matz@suse.de>
2382 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
2383 Wrap force_reg into a sequence, emit it before user.
2385 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
2387 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
2389 (arm_legacy_rev): Likewise.
2390 (thumb_legacy_rev): Likewise.
2392 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2394 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
2395 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
2396 on MEM's address failed, try avoid_constant_pool_reference and
2397 recurse if it returned something different.
2398 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
2399 address, try avoid_constant_pool_reference and recurse if it
2400 returned something different.
2401 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
2402 address and avoid_constant_pool_reference returned something
2403 different, don't set have_address.
2405 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
2408 * var-tracking.c (val_store): Add modified argument, obey it.
2410 (count_uses): Move down logging of main.
2411 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
2412 don't need resolution.
2413 (emit_notes_in_bb): Likewise.
2415 2010-01-27 Richard Guenther <rguenther@suse.de>
2418 * tree-inline.c (remap_decl): Delay remapping of SSA name
2419 default definitions until we need them.
2421 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2423 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2424 (rs6000_delegitimize_address): New function.
2426 * config/s390/s390.c (s390_delegitimize_address): Call
2427 delegitimize_mem_from_attrs.
2430 * tree-inline.c (cannot_copy_type_1): Removed.
2431 (copy_forbidden): Don't forbid copying of functions containing
2432 records/unions with variable length fields.
2434 2010-01-27 Christian Bruel <christian.bruel@st.com>
2438 * config/sh/sh.c (find_barrier): Increase length for non delayed
2439 conditional branches.
2441 2010-01-27 Matthias Klose <doko@ubuntu.com>
2443 * configure.ac (gnu-unique-object): Fix ldd version check.
2444 * configure: Regenerate.
2446 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2448 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
2450 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
2451 Test for HAVE_GNU_AS value.
2453 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2455 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
2456 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
2457 INT64_TYPE): Define.
2458 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
2459 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2460 INT_LEAST64_TYPE): Define.
2461 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
2462 UINT_LEAST64_TYPE): Define.
2463 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
2464 INT_FAST64_TYPE): Define.
2465 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2466 UINT_FAST64_TYPE): Define.
2467 (INTMAX_TYPE, UINTMAX_TYPE): Define.
2468 (INTPTR_TYPE, UINTPTR_TYPE): Define.
2469 (SIG_ATOMIC_TYPE): Define.
2471 2010-01-26 Richard Guenther <rguenther@suse.de>
2473 * df-scan.c (df_scan_set_bb_info): Remove assert.
2474 (df_insn_rescan_debug_internal): Merge asserts.
2475 (df_install_ref): Likewise.
2476 (df_mark_reg): Use bitmap_set_range.
2477 (df_hard_reg_used_p): Remove assert.
2478 (df_hard_reg_used_count): Likewise.
2480 2010-01-26 Richard Guenther <rguenther@suse.de>
2482 PR rtl-optimization/42685
2483 * web.c (web_main): Ignore DEBUG_INSNs.
2485 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
2487 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
2489 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
2490 Fix types of fndecl and arglist parameters.
2492 2010-01-26 Richard Guenther <rguenther@suse.de>
2495 * tree-eh.c (unsplit_eh): Skip debug insns.
2497 2010-01-26 Richard Guenther <rguenther@suse.de>
2499 PR tree-optimization/42250
2500 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
2502 2010-01-26 Jakub Jelinek <jakub@redhat.com>
2505 * omp-low.c (expand_omp_sections): Only use single_pred if
2506 l2_bb is single_pred_p.
2508 2010-01-25 Christian Bruel <christian.bruel@st.com>
2511 * config/sh/sh.c (find_barrier): Increase length for non delayed
2512 conditional branches.
2513 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
2515 2010-01-24 David S. Miller <davem@davemloft.net>
2517 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
2518 define if not using GAS.
2519 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2520 Likewise. Delete SECTION_MERGE code, which is only applicable
2523 2010-01-24 Mark Mitchell <mark@codesourcery.com>
2526 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
2527 mangling of va_list in system headers.
2529 2010-01-23 Toon Moene <toon@moene.org>
2531 * tree-predcom.c (combine_chains): Return NULL, not false.
2533 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
2535 * tree-loop-distribution.c (distribute_loop): Fix declaration and
2536 initialization of variable res to agree with return type.
2538 2010-01-22 Steve Ellcey <sje@cup.hp.com>
2540 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
2541 * tree-sra.c: Add include of expr.h.
2543 2010-01-22 Jakub Jelinek <jakub@redhat.com>
2545 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
2546 insert the debug stmt on the single non-EH edge from the stmt.
2548 2010-01-22 Richard Henderson <rth@redhat.com>
2551 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
2552 the RHS until after generate_subtree_copies has insertted its
2553 code before the current statement.
2555 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
2557 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
2559 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
2561 2010-01-21 Martin Jambor <mjambor@suse.cz>
2563 PR tree-optimization/42585
2564 * tree-sra.c (struct access): New field grp_total_scalarization.
2565 (dump_access): Dump the new field.
2566 (should_scalarize_away_bitmap): New variable.
2567 (cannot_scalarize_away_bitmap): Likewise.
2568 (sra_initialize): Allocate new bitmaps.
2569 (sra_deinitialize): Free new bitmaps.
2570 (create_access_1): New function.
2571 (create_access): Parts moved to create_access_1.
2572 (type_consists_of_records_p): New function.
2573 (completely_scalarize_record): Likewise.
2574 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
2575 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
2576 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
2578 (analyze_all_variable_accesses): Completely scalarize small eligible
2581 2010-01-21 Martin Jambor <mjambor@suse.cz>
2583 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
2585 2010-01-21 Andrew Haley <aph@redhat.com>
2587 * gcc.c (process_command): Move lang_specific_driver before
2588 setting cc_libexec_prefix.
2590 2010-01-21 Richard Guenther <rguenther@suse.de>
2593 * fold-const.c (negate_expr_p): Pretend only negative
2594 real constants are easily negatable.
2596 2010-01-20 Janis Johnson <janis187@us.ibm.com>
2597 Jason Merrill <jason@redhat.com>
2599 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
2600 (TYPE_TRANSPARENT_AGGR): this, for union and record.
2601 * calls.c (initialize argument_information): Handle it.
2602 * c-common.c (handle_transparent_union_attribute): Use new name.
2603 * c-decl.c (finish_struct): Ditto.
2604 * c-typeck.c (type_lists_compatible_p): Ditto.
2605 (convert_for_assignment): Use new name and also handle record.
2606 * function.c (aggregate_value_p): Handle it.
2607 (pass_by_reference): Ditto.
2608 (assign_parm_data_types): Ditto.
2609 * print-tree.c (print_node): Ditto.
2610 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
2611 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
2612 * tree.c (first_field): New fn.
2614 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
2617 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
2618 even when linking statically, for now.
2620 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2623 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
2624 without a cselib val.
2625 (count_uses): Accept MO_VAL_SET with no val on stores.
2626 (add_stores): Likewise.
2628 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2630 * var-tracking.c (check_value_val): Add a compile time assertion.
2631 (dv_is_decl_p): Simplify.
2632 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
2633 gcc_assert if ENABLE_CHECKING.
2635 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2638 * var-tracking.c: Include tree-flow.h.
2639 (mem_dies_at_call): New.
2640 (dataflow_set_preserve_mem_locs): Use it.
2641 (dataflow_set_remove_mem_locs): Likewise.
2642 (dump_var): Renamed from dump_variable. Adjust all callers.
2643 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
2644 * Makefile.in (var-tracking.o): Adjust deps.
2646 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
2648 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
2650 2010-01-20 Richard Guenther <rguenther@suse.de>
2652 PR tree-optimization/42717
2653 * tree-ssa-dce.c (get_live_post_dom): Remove.
2654 (forward_edge_to_pdom): Take an arbitrary edge to copy
2655 degenerate PHI args from.
2656 (remove_dead_stmt): Use the first post-dominator even if it
2657 does not contain live statements as redirection destination.
2659 2010-01-20 Richard Guenther <rguenther@suse.de>
2661 * tree-inline.c (estimate_num_insns): Handle EH builtins.
2663 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2665 * sel-sched.c (create_speculation_check): Remove set but not used
2667 (try_transformation_cache): Remove set but not used variable ds.
2668 (calculate_privileged_insns): Remove set but not used variables
2669 cur_insn and min_spec_insn.
2670 (find_best_expr): Remove set but not used variable avail_n.
2671 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
2673 * cgraphunit.c (assemble_thunk): Remove set but not used variable
2675 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
2676 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
2679 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
2682 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
2683 cpu types. Add support for *-sse3 cpu types.
2684 (x86_64-*-*): Ditto.
2686 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2689 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
2690 argument, call initializer_constant_valid_p_1 instead of
2691 initializer_constant_valid_p, pass CACHE to it, return NULL
2692 immediately if first call returns NULL.
2693 (initializer_constant_valid_p_1): New function.
2694 (initializer_constant_valid_p): Use it.
2696 2010-01-20 Thomas Quinot <quinot@adacore.com>
2698 * tree.def (PLACEHOLDER_EXPR): Fix comment.
2700 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2702 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
2703 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
2704 (loc_list_from_tree): Don't handle unsigned division. Handle
2705 signed modulo using DW_OP_{over,over,div,mul,minus}.
2706 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
2707 modulo instead of signed.
2709 2010-01-20 DJ Delorie <dj@redhat.com>
2711 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
2713 (h8300_emit_stack_adjustment): Propogate it.
2715 (h8300_expand_prologue): Likewise.
2716 (h8300_expand_epilogue): Likewise.
2718 2010-01-19 Michael Matz <matz@suse.de>
2720 PR tree-optimization/41783
2721 * tree-data-ref.c (toplevel): Include flags.h.
2722 (dump_data_dependence_relation): Also dump the inputs if the
2723 result will be unknown.
2724 (split_constant_offset_1): Look through some conversions.
2725 * tree-predcom.c (determine_roots_comp): Restart a new chain if
2726 the offset from last element is too large.
2727 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
2728 (reassociate_to_the_same_stmt): Handle vector registers.
2729 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
2731 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
2732 wide_prolog_niters argument, emit widening instructions.
2733 (vect_do_peeling_for_alignment): Adjust caller, use widened
2734 variant of the iteration cound.
2735 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
2737 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2740 * config/arm/neon-testgen.m (emit_automatics): New parameter
2741 features. Adjust for Fixed_return_reg feature.
2742 (test_intrinsic): Call emit_automatics with new feature.
2743 * config/arm/neon.ml: Update copyright years.
2744 (features): New Fixed_return_reg feature.
2745 (ops): Update feature for Vget_low.
2747 2010-01-19 Jakub Jelinek <jakub@redhat.com>
2749 PR tree-optimization/42719
2750 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
2754 * fwprop.c (all_uses_available_at): Return false if def_set dest
2755 is a REG that is used in def_insn.
2757 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
2759 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
2761 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
2764 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
2766 * target.h (struct gcc_target) <secondary_reload>: Change type
2767 of last argument to secondary_reload_info *.
2769 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
2772 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
2773 memory references with unaligned offsets. Remove CQImode handling.
2774 (unaligned_memory_operand): Return 1 for memory references with
2775 unaligned offsets. Remove CQImode handling.
2777 2010-01-18 Richard Guenther <rguenther@suse.de>
2780 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
2783 2010-01-18 Richard Guenther <rguenther@suse.de>
2785 PR tree-optimization/42781
2786 * tree-ssa-structalias.c (find_what_var_points_to): Skip
2787 restrict processing only if the original variable was artificial.
2789 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
2791 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
2792 find number of popped argument bytes.
2794 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
2795 Fix the text that describes the return value for invalid insns.
2797 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
2799 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
2800 Clarify what 'cost of the -dependence' is. Fix quoting.
2802 * toplev.c (default_get_pch_validity): Rename argument to "sz".
2803 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
2805 2010-01-17 Jakub Jelinek <jakub@redhat.com>
2807 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2808 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
2810 2010-01-17 Richard Guenther <rguenther@suse.de>
2813 * function.c (split_complex_args): Take a VEC to modify.
2814 (assign_parms_augmented_arg_list): Build a VEC instead of
2815 a chain of PARM_DECLs.
2816 (assign_parms_unsplit_complex): Take a VEC of arguments.
2817 Do not fixup unmodified parms.
2818 (assign_parms): Deal with the VEC.
2819 (gimplify_parameters): Likewise.
2821 2010-01-17 Richard Guenther <rguenther@suse.de>
2823 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
2824 node existence check.
2825 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
2826 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
2827 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
2828 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
2829 (gimple_execute_on_growing_pred): Likewise.
2831 2010-01-17 Richard Guenther <rguenther@suse.de>
2833 PR tree-optimization/42773
2834 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
2835 (compute_antic_aux): Likewise.
2836 (compute_partial_antic_aux): Likewise.
2838 2010-01-17 Jie Zhang <jie.zhang@analog.com>
2841 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
2844 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
2846 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
2849 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
2850 Fix markup for strict argument.
2852 (TARGET_SCHED_REORDER2): Fix argument types.
2854 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
2855 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
2857 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
2858 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
2860 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
2863 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
2864 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
2865 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
2866 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
2867 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
2869 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
2871 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
2873 (TARGET_ASM_RELOC_RW_MASK): Add return type.
2874 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
2876 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
2878 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
2881 (TARGET_ASM_NAMED_SECTION): Fix argument list.
2883 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
2884 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
2886 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
2888 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
2890 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
2891 referring to it. Fix language.
2893 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
2895 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
2897 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
2899 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
2901 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
2902 '@var{stream}. Remove stray 'and'.
2904 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
2906 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
2908 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
2910 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
2911 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
2913 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
2914 Fix description of return value.
2915 Rename argument "sz" to "len."
2917 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
2918 Clarify meaning of 'true' return value.
2920 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
2922 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
2923 rep_mode versus mode_rep.
2925 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
2927 (TARGET_BUILTIN_DECL): Fix name.
2929 (TARGET_COMMUTATIVE_P): Fix type of first argument.
2931 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
2933 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
2935 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
2937 (TARGET_RELAXED_ORDERING): Use @deftypevr.
2939 (TARGET_GET_DRAP_RTX): Note that this is a hook.
2942 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
2943 Rename argument tm_fn to md_fn.
2945 (TARGET_OPTION_PRINT): Fix argument list.
2947 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
2950 * config/i386/i386.c (ix86_fixup_binary_operands):
2951 Revert FMA4 fixup of operands.
2953 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2956 * Makefile.in (write_entries_to_file, install-plugin):
2957 Use \012 instead of \n with tr.
2959 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
2961 * configure.ac (HAVE_AS_REF): New C macro.
2962 * configure: Regenerate.
2963 * config.in: Likewise.
2964 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
2966 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
2969 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
2971 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
2973 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
2975 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
2977 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
2979 (TARGET_IN_SMALL_DATA_P): Fix argument type.
2981 (TARGET_BINDS_LOCAL_P): Fix argument type.
2983 (TARGET_ASM_FILE_END): Use prototype.
2985 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
2987 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
2989 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
2991 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
2993 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
2994 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
2996 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
2997 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
2999 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
3000 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
3001 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
3002 (TARGET_ADDR_SPACE_CONVERT): Likewise.
3004 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
3006 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
3008 (TARGET_INIT_BUILTINS): Use prototype.
3010 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3011 Put 'const char *' in braces. Fix parameter types.
3012 (TARGET_INVALID_CONVERSION): Fix parameter types.
3013 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
3014 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
3016 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
3019 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
3021 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
3023 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
3025 * doc/tm.texi (TARGET_HELP): Fix return type.
3027 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
3028 in braces. Fix argument types.
3030 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
3032 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
3034 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
3036 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
3037 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
3039 (TARGET_MANGLE_TYPE): Fix argument types.
3041 (TARGET_IRA_COVER_CLASSES): Use prototype.
3043 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
3045 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
3047 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
3049 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
3051 (TARGET_CALLEE_COPIES): Fix argument types.
3053 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
3055 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
3057 (TARGET_FUNCTION_VALUE): Fix argument types.
3059 (TARGET_RETURN_IN_MSB): Fix argument type.
3061 (TARGET_RETURN_IN_MEMORY): Fix argument types.
3063 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
3065 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
3067 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
3068 agree with return type.
3070 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
3072 2010-01-15 Jing Yu <jingyu@google.com>
3074 PR rtl-optimization/42691
3075 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
3076 a pseudo to a constant and are merged, and adjust comments.
3078 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
3080 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
3082 2010-01-15 Richard Guenther <rguenther@suse.de>
3085 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
3086 labels of computed or non-local gotos to the destination.
3087 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
3088 landing pad label is the first label.
3090 2010-01-15 Richard Guenther <rguenther@suse.de>
3092 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
3094 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3097 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
3098 to allow generation of the xssqrtdp instruction on power7.
3099 (sqrtdf2_fpr): Ditto.
3101 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3104 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
3105 functions with noreturn attribute.
3108 * varasm.c (declare_weak): Add weak attribute to decl if it
3109 doesn't have one already.
3110 (assemble_external): Only add decls to weak_decls if they also
3111 have weak attribute.
3113 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
3115 * var-tracking.c (var_reg_delete): Don't delete the association
3116 between REGs and values or one-part variables if the register
3119 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3122 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
3123 because its first operand is a non-localized variable.
3125 2010-01-14 Martin Jambor <mjambor@suse.cz>
3127 PR tree-optimization/42706
3128 * tree-sra.c (encountered_recursive_call): New variable.
3129 (encountered_unchangable_recursive_call): Likewise.
3130 (sra_initialize): Initialize both new variables.
3131 (callsite_has_enough_arguments_p): New function.
3132 (scan_function): Call decl and flags check only for IPA-SRA, check
3133 whether there is a recursive call and whether it has enough arguments.
3134 (all_callers_have_enough_arguments_p): New function.
3135 (convert_callers): Look for recursive calls only when
3136 encountered_recursive_call is set.
3137 (ipa_early_sra): Bail out either if
3138 !all_callers_have_enough_arguments_p or
3139 encountered_unchangable_recursive_call.
3141 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3143 * sel-sched.c: Add 2010 to copyright years.
3144 * sel-sched-ir.c: Likewise.
3145 * sel-sched-ir.h: Likewise.
3147 2010-01-14 Martin Jambor <mjambor@suse.cz>
3149 PR tree-optimization/42714
3150 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
3151 constructors specially.
3153 2010-01-14 Andi Kleen <ak@linux.intel.com>
3155 * config/i386/drivers-i386.c (detect_caches_intel):
3156 Add l2sizekb parameter and fill in.
3157 (host_detect_local_cpu): Add l2sizekb, fill in.
3158 Add Atom small cache heuristic.
3160 2010-01-14 Andi Kleen <ak@linux.intel.com>
3162 * config/i386/drivers-i386.c (detect_caches_cpuid4):
3163 Add level3 parameter and fill in.
3164 (detect_caches_intel): Handle level3 cache.
3166 2010-01-14 Andi Kleen <ak@linux.intel.com>
3168 * config/i386/drivers-i386.c (host_detect_local_cpu):
3169 Fix core duo detection.
3171 2010-01-14 Andi Kleen <ak@linux.intel.com>
3173 * config/i386/drivers-i386.c (host_detect_local_cpu):
3176 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3178 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
3179 (rs6000_variable_issue_1): this. Use...
3180 (rs6000_variable_issue): here. Reimplement. Print debug info.
3182 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3184 * sel-sched-ir.c (sel_restore_other_notes): Rename to
3185 sel_restore_notes. Update all callers. Call reemit_notes
3188 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3190 PR rtl-optimization/42246
3191 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
3194 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3196 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
3197 all successors is the same as number of successors in current region.
3199 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3201 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
3202 to rename is not separable. Otherwise check that its LHS is not NULL.
3204 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3206 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
3208 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3210 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
3211 available registers when failed to discover LHS register class.
3212 Fix indentation. Update comment.
3214 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3215 Alexander Monakov <amonakov@ispras.ru>
3217 PR rtl-optimization/42389
3218 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
3220 (advance_state_on_fence): Likewise.
3221 (sel_target_adjust_priority): Print debug output only when
3222 sched_verbose >= 4, not 2.
3223 (get_expr_cost): Do not issue all unique insns on the next cycle.
3224 (fill_insns): Initialize can_issue_more from the value saved
3226 * sel-sched-ir.c (flist_add): New parameter issue_more.
3227 Init FENCE_ISSUE_MORE with it.
3228 (merge_fences): Likewise.
3229 (init_fences): Update call to flist_add.
3230 (add_to_fences, add_clean_fence_to_fences)
3231 (add_dirty_fence_to_fences): Likewise.
3232 (move_fence_to_fences): Update call to merge_fences.
3233 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
3235 * sel-sched-ir.h (struct _fence): New field issue_more.
3236 (FENCE_ISSUE_MORE): New accessor macro.
3238 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3240 PR rtl-optimization/42388
3241 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
3242 that have no predecessors nor successors. Do not call move_bb_info
3243 for empty blocks outside of current region.
3245 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3247 PR rtl-optimization/42294
3248 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
3249 * sel-sched.c (move_exprs_to_boundary): Transitively add all
3250 originators' originators.
3252 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3254 PR rtl-optimization/39453
3255 PR rtl-optimization/42246
3256 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
3258 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
3260 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3261 Alexander Monakov <amonakov@ispras.ru>
3264 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
3265 (maybe_tidy_empty_bb): ... here. Make static. Add new
3266 argument. Update all callers.
3267 (tidy_control_flow): ... and here. Recompute topological order
3268 of basic blocks in region if necessary.
3269 (sel_redirect_edge_and_branch): Change return type. Return true
3270 if topological order might have been invalidated.
3271 (purge_empty_blocks): Export and move from...
3272 * sel-sched.c (purge_empty_blocks): ... here.
3273 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
3274 (maybe_tidy_empty_bb): Delete prototype.
3275 (purge_empty_blocks): Declare.
3277 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3279 PR rtl-optimization/42249
3280 * sel-sched.c (try_replace_dest_reg): When chosen register
3281 and original register is the same, do not bail out early, but
3282 still check all original insns for validity of replacing destination
3283 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
3286 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3289 Port from no-undefined-overflow branch:
3290 2009-03-09 Richard Guenther <rguenther@suse.de>
3292 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
3294 2010-01-14 Richard Guenther <rguenther@suse.de>
3297 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
3299 2010-01-14 Ira Rosen <irar@il.ibm.com>
3301 PR tree-optimization/42709
3302 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
3303 as scalar type in creation of constant vector operand.
3305 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3308 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
3309 (check-parallel-%): Match `testsuite' directory component only
3312 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
3314 PR translation/39521
3315 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
3318 2010-01-13 Richard Guenther <rguenther@suse.de>
3320 PR tree-optimization/42730
3321 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
3324 2010-01-13 Steve Ellcey <sje@cup.hp.com>
3327 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
3328 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
3331 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
3333 * config/bfin/libgcc-bfin.ver: Regenerate based on current
3334 libgcc-std.ver. Add entries for ___smulsi3_highpart and
3335 ___umulsi3_highpart.
3337 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
3338 rather than schedule_insns if the pass is enabled.
3340 2010-01-13 Martin Jambor <mjambor@suse.cz>
3342 PR tree-optimization/42704
3343 * tree-sra.c (sra_modify_assign): Do not delete assignments to
3346 2010-01-13 Martin Jambor <mjambor@suse.cz>
3348 PR tree-optimization/42703
3349 * tree-sra.c (analyze_access_subtree): Check that we can build a
3350 reference to the original data within the aggregate.
3352 2010-01-13 Richard Guenther <rguenther@suse.de>
3354 PR tree-optimization/42705
3355 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
3357 2010-01-13 Richard Guenther <rguenther@suse.de>
3360 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
3362 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3365 * var-tracking.c (values_to_unmark): New variable.
3366 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3367 values_to_unmark vector. Moved body to...
3368 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3369 instead queue it into values_to_unmark vector.
3370 (vt_find_locations): Free values_to_unmark vector.
3372 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
3374 * config/s390/s390.c (override_options): Set
3375 default of max-pending-list-length to 256
3377 2010-01-13 Richard Guenther <rguenther@suse.de>
3380 * tree-pass.h (PROP_gimple_lcx): New.
3381 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
3382 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
3383 before the final cleanup_eh.
3384 (dump_properties): Dump PROP_gimple_lcx.
3385 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
3386 (tree_lower_complex_O0): Remove.
3387 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
3388 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
3389 tree_lower_complex, schedule TODO_update_ssa.
3390 * lto-streamer-out.c (output_function): Stream the functions
3392 * lto-streamer-in.c (input_function): Likewise.
3393 (lto_read_body): Do not override them here.
3395 2010-01-12 Joseph Myers <joseph@codesourcery.com>
3398 * c-typeck.c (build_c_cast): Fold value cast to union type before
3399 wrapping it in a CONSTRUCTOR.
3401 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3403 PR rtl-optimization/42699
3404 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
3407 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3409 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3410 SUBTARGET_WARN_UNUSED_SPEC): Move ...
3411 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3412 SUBTARGET_WARN_UNUSED_SPEC): ... here
3413 * config/mips/iris5.h (LIBGCC_SPEC): Define.
3415 2010-01-12 Julian Brown <julian@codesourcery.com>
3417 * config/arm/neon-schedgen.ml (Utils): Don't try to
3418 open missing module.
3419 (find_with_result): New.
3421 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3424 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
3425 sharing when canonicalizing ({lt,ge}u (plus a b) b).
3427 PR tree-optimization/42645
3428 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
3429 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
3430 decl_map, set processing_debug_stmt to -1 and return name without
3433 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
3435 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
3436 binutils version, and reword target configuration description.
3438 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3440 * config/avr/avr.h (LINKER_NAME): Remove.
3442 2010-01-11 Janis Johnson <janis187@us.ibm.com>
3445 * config/rs6000/rs6000.c (rs6000_override_options): On targets
3446 that support VSX, warn for -mno-altivec if vsx is not disabled,
3449 2010-01-11 Joseph Myers <joseph@codesourcery.com>
3450 Shujing Zhao <pearly.zhao@oracle.com>
3452 PR translation/42469
3453 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
3454 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
3455 character between option name and help text.
3456 * c.opt (imultilib): Likewise.
3458 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
3460 * lto-streamer-out.c (output_unreferenced_globals): Output static
3463 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
3465 PR rtl-optimization/42621
3466 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
3467 optimizing for size.
3468 (duplicate_computed_gotos): Remove now-redundant check.
3470 2010-01-10 Steve Ellcey <sje@cup.hp.com>
3473 * configure.ac: Save and restore LDFLAGS and LIBS
3474 * configure: Regenerate.
3476 2010-01-10 Richard Guenther <rguenther@suse.de>
3479 * builtins.c (fold_builtin_strlen): Add type argument and
3480 convert the resulting length to it.
3481 (fold_builtin_1): Adjust.
3483 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3485 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
3486 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
3488 (num_insns_constant_wide): Adjust for that change.
3490 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3493 * web.c (union_defs): Add used argument, to combine uses of
3495 (entry_register): Adjust type and tests of used argument.
3496 (web_main): Widen used for new use. Pass it to union_defs.
3497 * df.h (union_defs): Adjust prototype.
3499 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3502 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
3503 uses in new incoming argument. Free body.
3504 (reset_debug_uses_in_loop): New.
3505 (analyze_insn_to_expand_var): Call the latter if the former found
3506 anything. Fix whitespace. Reject invalid dest overlaps before
3507 going through all insns in the loop.
3509 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3512 * haifa-sched.c (dying_use_p): Debug insns don't count.
3514 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3517 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
3518 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
3519 (verify_gimple_call): Reject LHS in noreturn calls.
3521 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3525 * tree-vect-loop-manip.c (adjust_info): New type.
3526 (adjust_vec): New pointer to vector.
3527 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
3528 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
3529 (slpeel_update_phis_for_duplicate_loop): Use them.
3530 (slpeel_update_phi_nodes_for_guard1): Likewise.
3531 (slpeel_update_phi_nodes_for_guard2): Likewise.
3532 (slpeel_tree_peel_loop_to_edge): Likewise.
3533 (vect_update_ivs_after_vectorizer): Likewise.
3535 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3537 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
3538 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3540 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3542 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
3543 bogus uninitialized warning.
3545 2010-01-09 Richard Guenther <rguenther@suse.de>
3548 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
3549 the evolution is compatible with the initial condition.
3551 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3553 * gcc.c (process_command): Update copyright notice dates.
3554 * gcov.c (print_version): Likewise.
3555 * gcov-dump.c (print_version): Likewise.
3556 * mips-tfile.c (main): Likewise.
3557 * mips-tdump.c (main): Likewise.
3559 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3562 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
3564 (rotlhi3_8): Delete.
3566 (rotlsi3_8): Delete.
3567 (rotlsi3_16): Delete.
3568 (rotlsi3_24): Delete.
3570 (*rotw<mode>3): New.
3571 (*rotb<mode>3): New.
3572 * config/avr/avr.c (avr_rotate_bytes): New function.
3573 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
3575 2010-01-08 Steve Ellcey <sje@cup.hp.com>
3578 * configure.ac: Modify -rdynamic check.
3579 * configure: Regenerate.
3581 2010-01-08 DJ Delorie <dj@redhat.com>
3583 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
3584 register popping order.
3586 2010-01-08 Richard Guenther <rguenther@suse.de>
3589 * c.opt (fsigned-char): Also let LTO handle this option.
3590 (funsigned-char): Likewise.
3592 2010-01-07 Richard Guenther <rguenther@suse.de>
3594 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
3595 (gimple_op): Likewise.
3596 (gimple_op_ptr): Likewise.
3597 (gimple_assign_set_lhs): Remove gcc_assert.
3598 (gimple_assign_set_rhs1): Likewise.
3599 (gimple_assign_set_rhs2): Likewise.
3600 (gimple_call_set_lhs): Likewise.
3601 (gimple_call_set_fn): Likewise.
3602 (gimple_call_set_fndecl): Likewise.
3603 (gimple_call_fndecl): Likewise.
3604 (gimple_call_return_type): Likewise.
3605 (gimple_call_set_chain): Likewise.
3606 (gimple_call_num_args): Likewise.
3607 (gimple_call_set_arg): Likewise.
3608 (gimple_cond_set_code): Likewise.
3609 (gimple_cond_set_lhs): Likewise.
3610 (gimple_cond_set_rhs): Likewise.
3611 (gimple_cond_set_true_label): Likewise.
3612 (gimple_cond_set_false_label): Likewise.
3613 (gimple_label_set_label): Likewise.
3614 (gimple_goto_set_dest): Likewise.
3615 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
3616 (gimple_debug_bind_get_value): Likewise.
3617 (gimple_debug_bind_get_value_ptr): Likewise.
3618 (gimple_debug_bind_set_var): Likewise.
3619 (gimple_debug_bind_set_value): Likewise.
3620 (gimple_debug_bind_reset_value): Likewise.
3621 (gimple_debug_bind_has_value_p): Likewise.
3622 (gimple_return_retval_ptr): Remove gcc_assert.
3623 (gimple_return_retval): Likewise.
3624 (gimple_return_set_retval): Likewise.
3625 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
3626 (safe_referenced_var_iterator): Remove.
3627 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
3628 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
3629 (fill_referenced_var_vec): Remove.
3630 (first_readonly_imm_use): Remove redundant gcc_assert.
3631 (phi_arg_index_from_use): Combine gcc_asserts.
3632 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
3633 (first_imm_use_stmt): Remove redundant gcc_assert.
3634 * tree-cfg.c (verify_gimple_call): Verify function and chain
3635 operands. Verify arguments.
3636 (verify_types_in_gimple_stmt): Verify condition code and labels.
3638 2010-01-07 Richard Guenther <rguenther@suse.de>
3640 PR tree-optimization/42641
3641 * sese.c (rename_map_elt_info): Use the SSA name version, do
3644 2010-01-07 Jakub Jelinek <jakub@redhat.com>
3646 PR tree-optimization/42625
3647 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
3648 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
3650 2010-01-07 Duncan Sands <baldrick@free.fr>
3652 * Makefile.in (PLUGIN_HEADERS): Add version.h.
3654 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
3657 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
3658 note itself is not function_invariant_p.
3660 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
3662 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
3663 Do not add the DF_NOTE problem.
3664 * store-motion.c (execute_rtl_store_motion): Likewise.
3666 2010-01-07 Martin Jambor <mjambor@suse.cz>
3668 PR tree-optimization/42157
3669 * tree-sra.c (compare_access_positions): Stabilize sort if both
3670 accesses have integer types, return zero immediately if they are the
3673 2010-01-06 Richard Henderson <rth@redhat.com>
3676 * haifa-sched.c (add_to_note_list): Merge into ...
3677 (concat_note_lists): ... here, and ...
3678 (unlink_other_notes, rm_other_notes): Merge into...
3679 (remove_notes): ... here. Create REG_SAVE_NOTEs for
3680 NOTE_INSN_EPILOGUE_BEG.
3682 2010-01-06 Richard Guenther <rguenther@suse.de>
3684 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
3685 not inline regular functions into always-inline functions.
3687 2010-01-06 Nick Clifton <nickc@redhat.com>
3689 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
3690 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
3692 (OVERRIDE_OPTIONS): Delete.
3693 (OPTIMIZATION_OPTIONS): Define.
3694 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
3695 * config/rx/rx.c (rx_handle_option): Issue an error message if
3696 -mcpu=rx200 and -fpu are used together.
3697 (rx_set_optimization_options): New function. Issue an error
3698 message if an optimization attribute attempts to reset the FPU/
3699 math optimization pairing.
3700 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
3701 * config/rx/rx.opt: Set the default to 32-bit doubles.
3702 * config/rx/t-rx: Add multilibs for -nofpu option.
3703 * doc/invoke.texi: Update documentation of RX options.
3705 2010-01-06 Richard Guenther <rguenther@suse.de>
3707 * tree-ssa-pre.c (name_to_id): New global.
3708 (alloc_expression_id): Simplify SSA name handling.
3709 (lookup_expression_id): Likewise.
3710 (init_pre): Zero name_to_id.
3711 (fini_pre): Free it.
3713 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
3715 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
3717 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
3720 * config/i386/sse.md (smaxv2di3): New.
3721 (umaxv2di3): Likewise.
3722 (sminv2di3): Likewise.
3723 (uminv2di3): Likewise.
3725 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
3728 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
3729 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
3730 (legitimize_tls_address): Likewise.
3731 (sparc_tls_referenced_p): Likewise.
3732 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
3733 and adjust calls to legitimize_pic_address.
3734 (legitimate_constant_p) Use sparc_tls_referenced_p.
3735 (legitimate_pic_operand_p): Likewise.
3736 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
3737 (sparc_tls_symbol_ref_1): Delete.
3738 (sparc_tls_referenced_p): Make static, recognize specific patterns.
3739 (legitimize_tls_address): Make static, handle CONST patterns.
3740 (legitimize_pic_address): Make static, remove unused parameter and
3741 adjust recursive calls.
3742 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
3743 and adjust call to legitimize_pic_address.
3744 (sparc_output_mi_thunk): Likewise.
3746 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
3747 H.J. Lu <hongjiu.lu@intel.com>
3750 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
3751 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
3752 operands to make them signed.
3755 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3758 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3759 GTU to GT for V4SI and V2DI.
3761 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3762 (umin<mode>3): Removed.
3764 (uminv4si3): Likewise.
3766 2010-01-05 Martin Jambor <mjambor@suse.cz>
3768 PR tree-optimization/42462
3769 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
3770 current_function_decl to helper functions and macros.
3772 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3775 * flags.h: Don't include real.h.
3776 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
3777 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
3778 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
3779 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
3780 * dominance.c: Update copyright.
3781 * gimple.c (walk_gimple_op): Remove inline.
3782 * tree-ssa-reassoc.c: Include real.h.
3783 * Makefile.in (FLAGS_H): Remove $(REAL_H).
3784 (tree-ssa-reassoc.o): Depend on $(REAL_H).
3786 2010-01-05 Nick Clifton <nickc@redhat.com>
3788 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
3789 register to push into the stack frame when the accumulator has to
3790 be saved during interrupts.
3792 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
3794 * doc/invoke.texi: Remove the documentation about option
3796 * common.opt (Wunreachable-code): Preserved for backward
3798 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
3799 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
3800 the backward compatibility flag section.
3802 2010-01-05 Richard Guenther <rguenther@suse.de>
3804 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
3806 2010-01-05 Jakub Jelinek <jakub@redhat.com>
3809 * cfgexpand.c (expand_one_var): Diagnose too large variables.
3811 PR tree-optimization/42508
3812 * tree-sra.c (convert_callers): Check for recursive call
3813 by comparing cgraph nodes instead of decls.
3814 (modify_function): Call ipa_modify_formal_parameters also
3815 on all same_body aliases.
3817 * cgraphunit.c (cgraph_materialize_all_clones): Compare
3818 cgraph nodes when checking for same_body aliases.
3820 2010-01-05 Richard Guenther <rguenther@suse.de>
3822 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
3823 allocation and lookup.
3824 (get_or_alloc_expr_for_constant): Likewise.
3825 (phi_translate): Sink allocation.
3827 2010-01-04 Richard Guenther <rguenther@suse.de>
3829 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
3830 a new entry only if needed.
3831 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
3832 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
3834 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
3836 (phi_translate): Handle CONSTANTs early.
3838 2010-01-04 Martin Jambor <mjambor@suse.cz>
3840 PR tree-optimization/42398
3841 * tree-sra.c (struct access): Removed flag grp_different_types.
3842 (dump_access): Do not dump the removed flag.
3843 (sort_and_splice_var_accesses): Do not set the removed flag.
3844 (sra_modify_expr): Check for type compatibility directly.
3846 2010-01-04 Martin Jambor <mjambor@suse.cz>
3848 PR tree-optimization/42366
3849 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
3850 edges with variable number of parameters.
3851 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
3852 flag instead of asserting it.
3853 (ipa_read_node_info): Read uses_analysis_done flag.
3855 2010-01-04 Richard Guenther <rguenther@suse.de>
3857 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
3858 iterative_hash_* as intended.
3859 (vn_reference_compute_hash): Likewise. Simplify hashing
3861 (vn_reference_lookup_2): Likewise.
3862 (vn_nary_op_compute_hash): Likewise.
3863 (vn_phi_compute_hash): Likewise.
3864 (expressions_equal_p): Remove strange code.
3865 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
3866 (pre_expr_hash): Likewise. Simplify hashing SSA names.
3867 (bitmap_insert_into_set_1): Take value-id as parameter.
3868 (add_to_value): Pass it.
3869 (bitmap_insert_into_set): Likewise.
3870 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
3872 2010-01-04 Jakub Jelinek <jakub@redhat.com>
3875 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
3876 (do_self_spec): For switches with SWITCH_IGNORE set set also
3877 SWITCH_IGNORE_PERMANENTLY.
3878 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
3881 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
3883 * lto-streamer-out.c (output_unreferenced_globals): Output the full
3884 tree of an unreferenced global var.
3886 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3889 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3890 GTU to GT for V4SI and V2DI.
3892 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3893 (umin<mode>3): Removed.
3895 (uminv4si3): Likewise.
3897 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3900 * collect2.c (main): Turn on trace in collect2 if -v is passed
3903 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
3905 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
3906 description of expression operand.
3908 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
3910 * configure.ac: Add install-html to target_list for Make-hooks.
3911 * configure: Regenerate.
3912 * fortran/Make-lang.in (F95_HTMLFILES): New.
3913 (fortran.html): Use it.
3914 (fortran.install-html): New.
3915 * Makefile.in (install-html): Add lang.install-html.
3916 * java/Make-lang.in (JAVA_HTMLFILES): New.
3917 (java.html): Use it.
3918 (java.install-html): New.
3919 * objc/Make-lang.in (objc.install-html): New.
3920 * objcp/Make-lang.in (obj-c++.install-html): New.
3921 * cp/Make-lang.in (c++.install-html): New.
3922 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
3923 * lto/Make-lang.in (lto.install-html): New.
3925 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
3928 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
3930 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
3932 PR rtl-optimization/41862
3933 * store-motion.c (store_killed_in_insn, compute_store_table,
3934 remove_reachable_equiv_notes, replace_store_insn,
3935 build_store_vectors): Ignore all DEBUG_INSNs.
3937 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
3940 * common.opt: Add dumpdir.
3942 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
3944 (option_map): Add --dumpdir.
3946 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
3948 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
3950 * opts.c (decode_options): Try dump_dir_name first if
3951 dump_base_name isn't an absolute path.
3952 (common_handle_option): Handle OPT_dumpdir.
3954 * toplev.c (dump_dir_name): New.
3955 (print_switch_values): Also ignore -dumpdir.
3957 * toplev.h (dump_dir_name): New.
3959 2010-01-03 Richard Guenther <rguenther@suse.de>
3961 PR tree-optimization/42589
3962 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
3963 double-word expansion of bswap32.
3965 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
3967 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
3968 with BLOCK_FOR_INSN.
3969 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
3970 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
3971 noce_process_if_block): Likewise.
3972 * gcse.c (compute_local_properties, insert_expr_in_table,
3973 insert_set_in_table, canon_list_insert, find_avail_set,
3974 pre_insert_copy_insn): Likewise.
3976 * basic-block.h (BLOCK_NUM): Move from here...
3977 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
3979 2010-01-03 Richard Guenther <rguenther@suse.de>
3981 PR tree-optimization/42438
3982 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
3983 contains_may_not_return_call flag.
3984 (BB_MAY_NOTRETURN): New.
3985 (valid_in_sets): Trapping nary operations are not valid
3986 in blocks that may not return.
3987 (insert_into_preds_of_block): Remove check for trapping expressions.
3988 (compute_avail): Compute also BB_MAY_NOTRETURN.
3990 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
3992 * doc/invoke.texi: Add 2010 to copyright years.
3994 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
3996 * config/sparc/sparc.c: Fix formatting nits.
3998 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
3999 Alexander Monakov <amonakov@ispras.ru>
4001 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
4003 2010-01-02 Richard Guenther <rguenther@suse.de>
4006 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
4007 (simplify_switch_using_ranges): Mark to be removed edges
4010 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4012 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4014 * collect2.c (scan_libraries): Add missing argument in call to
4017 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
4020 * config/alpha/predicates.md (aligned_memory_operand): Return false
4022 (unaligned_memory_operand): Return true for CQImode.
4023 * config/alpha/alpha.c (get_aligned_mem): Assert that location
4024 doesn not cross aligned SImode word boundary.
4026 2010-01-02 Anatoly Sokolov <aesok@post.ru>
4028 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
4030 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
4031 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
4033 2010-01-02 Richard Guenther <rguenther@suse.de>
4036 * toplev.c (compile_file): Emit LTO marker properly. Change
4038 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
4040 2010-01-01 Richard Guenther <rguenther@suse.de>
4043 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
4045 2010-01-01 Richard Guenther <rguenther@suse.de>
4048 * c-decl.c (grokdeclarator): For zero-size arrays force
4049 structural equality checks as layout_type does.
4051 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4053 * builtins.c: Update copyright to 2010.
4055 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4058 * lto-streamer-out.c (produce_asm): Revert the last change.
4059 (copy_function): Likewise.
4061 * lto-streamer.c (lto_get_section_name): Skip any leading
4064 2010-01-01 Richard Guenther <rguenther@suse.de>
4067 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
4071 Copyright (C) 2010 Free Software Foundation, Inc.
4073 Copying and distribution of this file, with or without modification,
4074 are permitted in any medium without royalty provided the copyright
4075 notice and this notice are preserved.