1 2010-03-22 Mike Stump <mikestump@comcast.net>
4 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
5 Don't overly align based upon packed packed fields.
7 2010-03-22 Jason Merrill <jason@redhat.com>
9 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
10 Use () rather than [], and move before the element type.
12 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14 * doc/configfiles.texi (Configuration Files): Removed
15 fixinc/Makefile*, intl/Makefile.*.
16 * doc/makefile.texi: Fixed markup.
17 Abstract from version control system used.
18 (Makefile): Removed obsolete gcc/java/parse.y example.
19 * doc/sourcebuild.texi: Likewise.
20 (Top Level): Added config, gnattools, libdecnumber, libgcc,
23 (Miscellaneous Docs): Clarify location.
24 Added COPYING3, COPYING3.LIB.
25 (Front End Directory): Moved Make-lang.in entry to new
28 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
31 * config/i386/i386.c (x86_function_profiler)
32 [!NO_PROFILE_COUNTERS]: Fix typo.
33 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
36 2010-03-22 Janis Johnson <janis187@us.ibm.com>
37 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
39 * doc/sourcebuild.texi (Test Directives): Split into six
40 subsections, with most of the current text in new subsections
41 Directives, Selectors, and Final Actions.
42 (Directives): Split list of test directives into multiple
44 (Selectors): Describe use and syntax of selectors.
45 (Effective-Target Keywords): Describe all existing keywords.
46 (Add Options): Describe features for dg-add-options.
47 (Require Support): Describe variants of dg-require-support.
48 (Final Actions): Describe commands to use in dg-final.
50 2010-03-22 Michael Matz <matz@suse.de>
53 * recog.c (validate_replace_rtx_group): Replace also in
54 REG_EQUAL and REG_EQUIV notes.
56 2010-03-22 Richard Guenther <rguenther@suse.de>
58 PR tree-optimization/43390
59 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
60 sure vector extracts are type correct.
62 2010-03-22 Richard Guenther <rguenther@suse.de>
65 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
66 x * sqrt (x) even when optimizing for size if the target
67 has native support for sqrt.
69 2010-03-22 Jakub Jelinek <jakub@redhat.com>
71 * varasm.c (make_decl_rtl_for_debug): Also clear
72 flag_mudflap for the duration of make_decl_rtl call.
75 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
76 locs from preserved VALUEs.
78 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
81 * pa.md (movmemsi): Set align to one if zero.
84 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
87 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
88 with their corresponding prologue pushes.
90 2010-03-20 Andrew Pinski <pinskia@gmail.com>
93 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
94 at the begining or end.
95 (spu_expand_epilogue): Likewise.
97 2010-03-20 Richard Guenther <rguenther@suse.de>
99 PR rtl-optimization/43438
100 * combine.c (make_extraction): Properly zero-/sign-extend an
101 extraction of the low part of a CONST_INT. Also handle
104 2010-03-19 Mike Stump <mikestump@comcast.net>
106 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
107 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
108 (override_options): Use SUBTARGET32_DEFAULT_CPU.
110 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
113 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was an error.
115 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
117 PR rtl-optimization/42258
118 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
119 use that may match DEF.
122 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
123 the cost of loading the constant rather than assuming
125 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
126 outer code is AND, do the same tests as the andsi3 expander and
127 return COSTS_N_INSNS (1) if and is cheap.
129 * optabs.c (avoid_expensive_constant): Fix formatting.
131 2010-03-19 Michael Matz <matz@suse.de>
134 * attribs.c (decl_attributes): When rebuilding a function pointer
135 type use the same qualifiers as the original pointer type.
137 2010-03-19 Martin Jambor <mjambor@suse.cz>
139 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
140 and is_gimple_ip_invariant_address.
142 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
145 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
147 * config/arm/arm.c (arm_override_options): Turn off
148 flag_dwarf2_cfi_asm for AAPCS variants.
150 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
153 * config/arm/arm.c (emit_multi_reg_push): Update comments.
154 Use PRE_MODIFY instead of PRE_DEC.
155 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
156 (vfp_emit_fstmd): Likewise.
158 2010-03-19 Michael Matz <matz@suse.de>
161 * builtins.c (expand_builtin_interclass_mathfn,
162 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
165 2010-03-19 Richard Guenther <rguenther@suse.de>
167 PR tree-optimization/43415
168 * tree-ssa-pre.c (phi_translate): Split out worker to ...
169 (phi_translate_1): ... this.
170 (phi_translate): Move all caching here. Cache all NARY
171 and REFERENCE translations.
173 2010-03-19 David S. Miller <davem@davemloft.net>
175 With help from Eric Botcazou.
176 * config/sparc/sparc.c: Include dwarf2out.h.
177 (emit_pic_helper): Delete.
178 (pic_helper_symbol_name): Delete.
179 (pic_helper_emitted_p): Delete.
180 (pic_helper_needed): New.
181 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
182 (get_pc_thunk_name): New.
183 (load_pic_register): Remove 'delay_pic_helper' arg. Use
184 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
185 Set pic_helper_needed to true. Don't call emit_pic_helper.
186 (sparc_expand_prologue): Update load_pic_register call.
187 (sparc_output_mi_thunk): Likewise.
188 (sparc_file_end): Emit a hidden comdat symbol for the PIC
189 thunk if possible. Output CFI information as needed.
191 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
192 Jack Howarth <howarth@bromo.med.uc.edu>
195 * config/i386/i386.h: Fix ABI on darwin x86-32.
197 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
199 * tree.h: Declare make_decl_rtl_for_debug.
200 * varasm.c (make_decl_rtl_for_debug): New.
201 * dwarf2out.c (rtl_for_decl_location): Call it.
202 * cfgexpand.c (expand_debug_expr): Call it.
204 2010-03-18 Jakub Jelinek <jakub@redhat.com>
207 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
211 * var-tracking.c (vt_init_cfa_base): Do nothing if
212 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed
215 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
218 * var-tracking.c (canonicalize_vars_star): New.
219 (dataflow_post_merge_adjust): Use it.
221 2010-03-18 Jakub Jelinek <jakub@redhat.com>
224 * var-tracking.c (non_suitable_const): New function.
225 (add_uses): For DEBUG_INSNs with constants, don't record any
226 value, instead just the constant value itself.
227 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
228 is not VAR_LOC_UNKNOWN_P, set var to the constant.
229 (emit_notes_in_bb): Likewise.
230 (emit_note_insn_var_location): For onepart variables if
231 cur_loc is a VOIDmode constant, use DECL_MODE.
233 2010-03-18 Martin Jambor <mjambor@suse.cz>
236 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
237 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
238 all non-clones. Moved call redirection...
239 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new
241 (cgraph_materialize_all_clones): Dispose of all
242 combined_args_to_skip bitmaps.
243 (verify_cgraph_node): Do not check for edges pointing to wrong
244 nodes in inline clones.
245 * tree-inline.c (copy_bb): Call
246 cgraph_redirect_edge_call_stmt_to_callee.
247 * ipa.c (cgraph_remove_unreachable_nodes): Call
248 cgraph_node_remove_callees even when there are used clones.
250 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
252 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
254 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
257 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
260 2010-03-18 Michael Matz <matz@suse.de>
263 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
264 into sqrt(x) if we need to preserve signed zeros.
266 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
267 Eric Botcazou <ebotcazou@adacore.com>
269 PR rtl-optimization/43360
270 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
271 note if we don't know its invariant status.
273 2010-03-18 Michael Matz <matz@suse.de>
275 PR tree-optimization/43402
276 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
277 PHI chains of ssa names registered for update.
279 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
282 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
283 non-offsettable and pre_modify update addressing.
284 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
285 and "2" alternatives "#".
286 (*movdd_softfloat32): Make all alternatives "#";
287 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
288 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
289 (*movdf_softfloat32): Make all alternatives "#";
290 (movdi): Use the new DIFD mode iterator to create a common splitter
291 for movdi, movdf and movdd patterns.
293 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
295 * common.opt (dumpdir): Remove redundant tab.
297 2010-03-17 Martin Jambor <mjambor@suse.cz>
299 PR tree-optimization/43347
300 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
301 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
303 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
305 PR rtl-optimization/42216
306 * regrename.c (create_new_chain): New function, broken out from...
307 (scan_rtx_reg): ... here. Call it. Handle the case where we are
308 appending a use to an empty chain.
309 (build_def_use): Remove previous changes that convert OP_INOUT to
310 OP_OUT operands; instead detect the case where an OP_INOUT operand
311 uses a previously untracked register and create an empty chain for
314 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
316 * doc/extend.texi (Function Attributes): Rewrite unfinished
317 sentence in ms_abi documentation.
319 2010-03-17 Alan Modra <amodra@gmail.com>
321 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
322 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
323 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
324 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
326 2010-03-16 Richard Henderson <rth@redhat.com>
329 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
330 (lower_try_finally): Save and restore eh_seq around the expansion
333 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
335 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
336 statements before splitting block.
338 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
340 * doc/sourcebuild.texi (Testsuites): Fix markup.
341 Use pathnames relative to gcc/testsuite.
342 (Test Directives): Move description of how timeout is determined.
343 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
344 (C Tests): Correct gcc.misc-tests directory.
345 Framework tests now live in gcc.test-framework.
347 2010-03-16 Richard Guenther <rguenther@suse.de>
350 * tree-cfg.c (gimple_merge_blocks): When propagating virtual
351 PHI operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI
354 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
355 Alexandre Oliva <aoliva@redhat.com>
357 PR tree-optimization/42917
358 * lambda-code.c (remove_iv): Skip debug statements.
359 (lambda_loopnest_to_gcc_loopnest): Likewise.
360 (not_interesting_stmt): Debug statements are not interesting.
362 2010-03-16 Jakub Jelinek <jakub@redhat.com>
366 * cselib.c (cselib_preserve_constants,
367 cfa_base_preserved_val): New static variables.
368 (preserve_only_constants): New function.
369 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
370 clear its REG_VALUES. If cselib_preserve_constants, don't
371 empty the whole hash table, but preserve there VALUEs with constants,
372 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
373 (cselib_preserve_cfa_base_value): New function.
374 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
375 (cselib_init): Change argument to int bitfield. Set
376 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
378 (cselib_finish): Clear cselib_preserve_constants and
379 cfa_base_preserved_val.
380 * cselib.h (enum cselib_record_what): New enum.
381 (cselib_init): Change argument to int.
382 (cselib_preserve_cfa_base_value): New prototype.
383 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
384 * dse.c (dse_step1): Likewise.
385 * cfgcleanup.c (thread_jump): Likewise.
386 * sched-deps.c (sched_analyze): Likewise.
387 * gcse.c (local_cprop_pass): Likewise.
388 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
389 If FN is non-NULL, call the callback always and whenever it returns
390 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
391 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
392 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
393 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
394 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
395 * var-tracking.c: Include recog.h.
396 (bb_stack_adjust_offset): Remove.
397 (vt_stack_adjustments): Don't call it, instead just gather the
398 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
399 (adjust_stack_reference): Remove.
400 (compute_cfa_pointer): New function.
401 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
402 (struct adjust_mem_data): New type.
403 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
405 (get_address_mode): New function.
406 (replace_expr_with_values): Use it.
407 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
408 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
409 (adjust_sets): Remove.
410 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
411 Use get_address_mode.
412 (get_adjusted_src): Remove.
413 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
414 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
415 (add_with_sets): Don't call adjust_sets.
416 (fp_setter, vt_init_cfa_base): New functions.
417 (vt_initialize): Change return type to bool. Move most of pool etc.
418 initialization to the beginning of the function from end. Pass
419 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
420 If !frame_pointer_needed, call vt_stack_adjustment before mos
421 vector is filled, call vt_init_cfa_base if argp/framep has been
422 eliminated to sp. If frame_pointer_needed and argp/framep has
423 been eliminated to hard frame pointer, set
424 hard_frame_pointer_adjustment and call vt_init_cfa_base after
425 encountering fp setter in the prologue. For MO_ADJUST, call
426 log_op_type before pusing the op into mos vector, not afterwards.
427 Call adjust_insn before cselib_process_insn/add_with_sets,
428 call cancel_changes (0) afterwards.
429 (variable_tracking_main_1): Adjust for vt_initialize calling
430 vt_stack_adjustments and returning whether it succeeded or not.
432 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
434 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
437 2010-03-15 Jakub Jelinek <jakub@redhat.com>
439 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
441 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
442 drap_reg has not been set.
444 2010-03-15 Michael Matz <matz@suse.de>
447 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
448 use it to expand block copies.
449 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
450 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
451 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
453 2010-03-15 Richard Guenther <rguenther@suse.de>
455 PR tree-optimization/43367
456 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
459 2010-03-15 Richard Guenther <rguenther@suse.de>
461 PR tree-optimization/43317
462 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
464 2010-03-15 Martin Jambor <mjambor@suse.cz>
466 PR tree-optimization/43141
467 * tree-sra.c (create_abstract_origin): New function.
468 (modify_function): Call create_abstract_origin.
470 2010-03-15 Chris Demetriou <cgd@google.com>
472 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
475 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
478 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
479 call insert_out_of_ssa_copy for default definitions.
481 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
483 * graphite-clast-to-gimple.c (my_long_long): Defined.
484 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
485 * graphite-sese-to-poly.c (my_long_long): Defined.
486 (scop_ivs_can_be_represented): Use it.
488 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
490 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
491 graphite-max-bbs-per-function, and loop-block-tile-size.
492 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
494 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
496 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
498 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
500 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
501 (add_upper_bounds_from_estimated_nit): New.
502 (build_loop_iteration_domains): Use it.
504 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
506 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
508 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
511 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
512 should be an INTEGER_CST. Also handle CASE_CONVERT.
514 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
516 * graphite.c (graphite_initialize): To bound the number of bbs per
517 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
518 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
519 * doc/invoke.texi: Document it.
521 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
523 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
524 * graphite-sese-to-poly.h (build_poly_scop): Same.
526 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
528 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
529 the number of parameters in the scop. Use as an upper bound
530 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
531 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
532 * doc/invoke.texi: Document it.
534 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
536 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
537 * doc/c-tree.texi: Remove.
538 * doc/generic.texi: Merge c-tree.texi here.
539 * doc/gccint.texi (Trees): Remove menu entry.
540 (c-tree.texi): Remove @include.
541 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
542 * doc/languages.texi (Reading RTL): Ditto.
544 2010-03-12 Steve Ellcey <sje@cup.hp.com>
547 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
549 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
552 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
553 code added to work around reload clobbering CONST insns.
555 2010-03-12 Jakub Jelinek <jakub@redhat.com>
557 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
558 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
559 (cselib_preserve_only_values): Remove retain argument, don't
560 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
561 * cselib.h (cselib_preserve_only_values): Remove retain argument.
562 * var-tracking.c (micro_operation): Move insn field before union.
563 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
564 (struct variable_tracking_info_def): Remove n_mos field, change
565 mos into a vector of micro_operations.
566 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
567 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
568 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
569 changing into a vector.
570 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
571 come before all other uops generated by add_stores.
572 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
574 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
575 a vector. Run just one pass over the bbs instead of separate counting
576 and computation phase.
577 (vt_finalize): Free VTI (bb)->mos vector instead of array.
580 * tree-inline.c (remap_decls): Put old_var rather than origin_var
581 into *nonlocalized_list vector.
582 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
583 even if origin is non-NULL.
584 (gen_variable_die): Likewise.
585 (process_scope_var): Don't change origin.
586 (gen_decl_die): Likewise.
587 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
588 before adding new edges instead of after it, fix moving over
591 2010-03-11 David S. Miller <davem@davemloft.net>
593 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
595 * configure: Rebuild.
597 2010-03-11 Martin Jambor <mjambor@suse.cz>
599 PR tree-optimization/43257
600 * tree.c (assign_assembler_name_if_neeeded): New function.
601 (free_lang_data_in_cgraph): Assembler name assignment moved to the
603 * tree.h (assign_assembler_name_if_neeeded): Declare.
604 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
605 the function if needed.
607 2010-03-11 Chris Demetriou <cgd@google.com>
609 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
610 include/stdint-gcc.h, and include/stdint.h world-readable.
612 2010-03-11 Richard Guenther <rguenther@suse.de>
614 PR tree-optimization/43255
615 * tree-vrp.c (process_assert_insertions_for): Do not insert
616 asserts for trivial conditions.
618 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
620 PR tree-optimization/43280
621 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
622 generation. Move calculation of size out of the if branch.
623 (find_bswap): Modify compare number generation.
625 2010-03-11 Richard Guenther <rguenther@suse.de>
628 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
629 (input_gimple_stmt): Fixup handled component types during
630 operand read. Also fix up decls in ADDR_EXPRs.
632 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
634 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
635 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
637 2010-03-10 Jan Hubicka <jh@suse.cz>
640 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
641 * varasm.c (get_variable_section): Don't do that here...
642 (make_decl_rtl): ... and here.
643 (do_assemble_alias): Produce decl RTL.
644 (assemble_alias): Likewise.
646 2010-03-10 Jakub Jelinek <jakub@redhat.com>
649 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
650 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
652 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
653 (based_loc_descr): Only express drap or vdrap regno based expressions
654 using DW_OP_fbreg when not optimizing.
655 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
656 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
657 REG_CFA_SET_VDRAP note.
659 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
661 PR tree-optimization/43236
662 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
663 error in calculation of base address in reverse iteration case.
664 (generate_builtin): Take number of latch executions if the statement
667 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
670 * tree-eh.c: Include pointer-set.h.
671 (lower_eh_dispatch): Filter out duplicate case labels and
672 remove the unneeded edge when the label is unused. Return
673 true when some edges are removed.
674 (execute_lower_eh_dispatch): When any lowering resulted in
675 removing an edge, also delete unreachable blocks.
677 2010-03-10 Jakub Jelinek <jakub@redhat.com>
680 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
681 UNSPEC_MACHOPIC_OFFSET.
683 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
686 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
687 (m68k_delegitimize_address): New function.
689 2010-03-09 Jakub Jelinek <jakub@redhat.com>
692 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
695 * var-tracking.c (adjust_sets): New function.
696 (count_with_sets, add_with_sets): Use it.
697 (get_adjusted_src): New inline function.
698 (add_stores): Use it.
701 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
702 call cselib_dummy_expand_value_rtx_cb instead of
703 cselib_expand_value_rtx_cb.
706 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
707 * config/i386/i386.c: Include debug.h and dwarf2out.h.
708 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
709 and .cfi_endproc around the pic thunks.
710 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
711 all queued unwind info register saves are saved before the call.
712 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
713 considered as sp-=4 for unwind info and the pop as sp+=4 which
714 also clobbers dest, but doesn't actually restore it.
717 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
720 2010-03-09 Jie Zhang <jie@codesourcery.com>
722 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
723 whitespaces in output template.
725 2010-03-09 Jie Zhang <jie@codesourcery.com>
727 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
730 2010-03-08 Jakub Jelinek <jakub@redhat.com>
732 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
733 builtins.exp in a separate job.
735 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
737 * graphite-sese-to-poly.c (add_param_constraints): Use
738 lower_bound_in_type and upper_bound_in_type.
740 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
742 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
743 instead of unsigned_type_node.
745 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
746 Reza Yazdani <reza.yazdani@amd.com>
749 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
750 on pointer type parameters.
752 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
756 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
757 handle conversions from pointer to integers.
758 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
759 induction variable, to be able to work with code generated by CLooG.
760 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
761 (build_poly_scop): Bail out if we cannot codegen a loop.
763 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
765 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
766 code generation with gloog_error.
768 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
770 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
771 Call fold_convert on all the returned values.
772 (expand_scalar_variables_expr): Pass to
773 expand_scalar_variables_ssa_name the type of the resulting expression.
775 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
777 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
778 ppl_min_for_le_pointset.
779 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
780 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
782 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
784 * graphite-dependences.c (map_into_dep_poly): Removed.
785 (dependence_polyhedron_1): Use combine_context_id_scat.
787 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
789 * graphite-poly.h (struct poly_scattering): Add layout documentation.
790 (struct poly_bb): Same.
791 (combine_context_id_scat): New.
793 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
796 * sese.c (name_defined_in_loop_p): Return false for default
799 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
801 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
802 and clean up the logic.
804 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
806 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
809 2010-03-08 Jakub Jelinek <jakub@redhat.com>
811 * var-tracking.c (remove_cselib_value_chains): Define only for
813 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
814 delete_slot_part, emit_notes_for_differences_1): Don't call
815 remove_cselib_value_chains here.
816 (set_slot_part, emit_notes_for_differences_2): Don't call
817 add_cselib_value_chains here.
818 (preserved_values): New vector.
819 (preserve_value): New function.
820 (add_uses, add_stores, vt_add_function_parameters): Use it
821 instead of cselib_preserve_value.
822 (changed_values_stack): New vector.
823 (check_changed_vars_0): New function.
824 (check_changed_vars_1, check_changed_vars_2): Use it.
825 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
826 changed_values_stack VALUEs.
827 (vt_emit_notes): For all preserved_values call
828 add_cselib_value_chains. If ENABLE_CHECKING call
829 remove_cselib_value_chains before verifying value_chains is empty.
830 Initialize and free changed_values_stack.
831 (vt_initialize): Initialize preserved_values.
832 (vt_finalize): Free preserved_values.
834 2010-03-08 Richard Guenther <rguenther@suse.de>
836 PR tree-optimization/43269
837 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
840 2010-03-08 Martin Jambor <mjambor@suse.cz>
842 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
843 (ipa_is_param_called): Removed.
844 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
845 (ipa_print_node_params): Do not print the called flag.
846 (ipa_write_node_info): Do not stream the called flag.
847 (ipa_read_node_info): Likewise.
849 2010-03-07 Jakub Jelinek <jakub@redhat.com>
852 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
853 * cselib.c (struct expand_value_data): Add dummy field.
854 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
856 (cselib_dummy_expand_value_rtx_cb): New function.
857 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
859 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
860 * var-tracking.c: Include pointer-set.h.
861 (variable): Change n_var_parts to char from int. Add
862 cur_loc_changed and in_changed_variables fields.
863 (variable_canonicalize): Remove.
864 (shared_var_p): New inline function.
865 (unshare_variable): Maintain cur_loc_changed and
866 in_changed_variables fields. If var was in changed_variables,
867 replace it there with new_var. Just copy cur_loc instead of
868 resetting it to something else.
869 (variable_union): Don't recompute cur_loc. Use shared_var_p.
870 (dataflow_set_union): Don't call variable_canonicalize.
871 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
872 of their DEBUG_EXPR_TREE_DECLs.
873 (canonicalize_loc_order_check): Verify that cur_loc is NULL
874 and in_changed_variables and cur_loc_changed is false.
875 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
876 and cur_loc_changed. Don't update cur_loc here.
877 (variable_merge_over_src): Don't call variable_canonicalize.
878 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
879 removing loc that is equal to cur_loc, clear cur_loc,
880 set cur_loc_changed and ensure variable_was_changed is called.
881 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
882 compare pointers in cur_loc check, if it is equal to loc,
883 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
884 (variable_different_p): Remove compare_current_location argument,
885 don't compare cur_loc.
886 (dataflow_set_different_1): Adjust variable_different_p caller.
887 (variable_was_changed): If dv had some var in changed_variables
888 already, reset in_changed_variables flag for it and propagate
889 cur_loc_changed over to the new variable. On empty var
890 always set cur_loc_changed. Set in_changed_variables on whatever
891 var is added to changed_variables.
892 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
893 Use shared_var_p. When removing loc that is equal to cur_loc,
894 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
895 end, don't set it to something else, just call variable_was_changed.
896 (delete_slot_part): Use shared_var_p. When cur_loc equals to
897 loc being removed, clear cur_loc and set cur_loc_changed.
898 Set cur_loc_changed if all locations have been removed.
899 (struct expand_loc_callback_data): New type.
900 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
901 allocated. Always create SUBREGs if simplify_subreg failed.
902 Prefer to use cur_loc, when that fails and still in
903 changed_variables (and seen first time) recompute it. Set
904 cur_loc_changed of variables which had to change cur_loc and
905 compute elcd->cur_loc_changed if any of the subexpressions used
906 had to change cur_loc.
907 (vt_expand_loc): Adjust to pass arguments in
908 expand_loc_callback_data structure.
909 (vt_expand_loc_dummy): New function.
910 (emitted_notes): New variable.
911 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
912 that weren't used for any other decl in current
913 emit_notes_for_changes call call vt_expand_loc_dummy to update
914 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
915 first loc_chain location if NULL before. Always use just
916 cur_loc instead of first loc_chain location. When cur_loc_changed
917 is false, when not --enable-checking=rtl just don't emit any note.
918 When rtl checking, compute the note and assert it is the same
919 as previous note. Clear cur_loc_changed and in_changed_variables
920 at the end before removing from changed_variables.
921 (check_changed_vars_3): New function.
922 (emit_notes_for_changes): Traverse changed_vars to call
923 check_changed_vars_3 on each changed var.
924 (emit_notes_for_differences_1): Clear cur_loc_changed and
925 in_changed_variables. Recompute cur_loc of new_var.
926 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
927 (vt_emit_notes): Initialize and destroy emitted_notes.
929 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
931 PR rtl-optimization/42220
932 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
933 Use verify_reg_tracked to determine if we should use OP_OUT rather
935 (build_def_use): If we see an in-out operand for a register that we
936 know nothing about, treat is an output if possible, fail the block if
939 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
942 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
945 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
948 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
949 uses of relevant DEFs that are dead outside the loop too.
951 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
953 * var-tracking.c (dataflow_set_merge): Swap src and src2.
955 2010-01-13 Jakub Jelinek <jakub@redhat.com>
957 * var-tracking.c (values_to_unmark): New variable.
958 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
959 values_to_unmark vector. Moved body to...
960 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
961 instead queue it into values_to_unmark vector.
962 (vt_find_locations): Free values_to_unmark vector.
964 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
966 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
967 (site.exp): Export them when plugins are enabled.
969 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
972 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
974 (chrec_fold_multiply): Same.
976 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
979 * c-decl.c (build_compound_literal): Return early if init is
982 2010-03-04 Martin Jambor <mjambor@suse.cz>
984 PR tree-optimization/43164
985 PR tree-optimization/43191
986 * tree-sra.c (type_consists_of_records_p): Reject records with
987 zero-size bit-fields at the end.
989 2010-03-04 Mike Stump <mikestump@comcast.net>
991 * Makefile.in (TAGS): Remove *.y.
993 2010-03-04 Richard Guenther <rguenther@suse.de>
995 PR tree-optimization/40761
996 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
998 (my_rev_post_order_compute): New function.
1001 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
1004 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
1005 decrease the cost of an IV candidate when the cost is infinite.
1007 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1009 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
1010 Use '3DNow!' for the extension of that name, ensure normal space
1012 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
1014 2010-03-03 Jeff Law <law@redhat.com>
1016 * PR middle-end/32693
1017 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
1018 than gen_rtx_SUBREG.
1019 (extract_bit_field_1): Likewise.
1021 2010-03-03 Janis Johnson <janis187@us.ibm.com>
1023 * doc/sourcebuild.texi (Test directives): Document that arguments
1024 include-opts and exclude-opts are now optional for dg-skip-if,
1025 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
1027 2010-03-03 Jason Merrill <jason@redhat.com>
1030 * cgraph.h (varpool_node): Add extra_name field.
1031 * varpool.c (varpool_extra_name_alias): New.
1032 (varpool_assemble_decl): Emit extra name aliases.
1033 (varpool_mark_needed_node): Look past an extra name alias.
1034 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
1035 * lto-streamer-in.c (lto_input_tree): Read it.
1036 * lto-streamer-out.c (output_unreferenced_globals): Write it.
1038 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
1040 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
1041 (sparc*-*-solaris2*): ...this.
1043 2010-03-03 Jakub Jelinek <jakub@redhat.com>
1046 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
1047 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
1048 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
1049 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
1052 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
1053 fallthrough to default handling, just with want_address 0 instead of 2.
1054 For single element lists, add_AT_loc directly, otherwise create an
1055 artificial variable DIE and stick location list to it.
1058 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
1059 (VAL_EXPR_HAS_REVERSE): Define.
1060 (reverse_op): New function.
1061 (add_stores): For reversible operations add an extra MO_VAL_USE.
1063 2010-03-02 Jason Merrill <jason@redhat.com>
1065 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
1067 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
1069 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
1070 (sparc64-*-linux*): Likewise.
1071 (sparc64-*-solaris2*): Include assembler files before linker ones.
1072 (sparc-*-solaris2*): Simplify and reorder to match previous case.
1073 * config/sparc/gas.h: Delete.
1074 * config/sparc/sol2-64.h: Add copyright notice.
1075 * config/sparc/sol2-gas-bi.h: Likewise.
1076 * config/sparc/sol2-gld.h: Likewise.
1077 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
1078 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
1079 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
1080 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
1081 (sparc_elf_asm_named_section): Rename into...
1082 (sparc_solaris_elf_asm_named_section): ...this. Always define.
1084 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
1086 * config/alpha/alpha.c (override_options): Fix -mtune error message.
1088 2010-03-02 Jeff Law <law@redhat.com>
1091 * reload1.c (rtx_p, substitute_stack): Declare.
1092 (substitute): Record addresses of changed rtxs.
1093 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
1094 Restore the original rtx when complete.
1095 (reload): Free subsitute_stack when complete.
1097 2010-03-02 Janis Johnson <janis187@us.ibm.com>
1099 * doc/gccint.texi (menu): Add Testsuites as a chapter.
1100 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
1102 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
1103 LTO Testing, gcov Testing, profopt Testing, compat Testing,
1104 Torture Tests): Change from subsection to section.
1106 2010-03-02 Jakub Jelinek <jakub@redhat.com>
1107 Steven Bosscher <steven@gcc.gnu.org>
1109 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
1112 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
1115 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
1116 the assignment from the new induction variable to the assignment
1117 of the value from the original loop PHI function.
1119 2010-03-01 Janis Johnson <janis187@us.ibm.com>
1120 Daniel Jacobowitz <dan@codesourcery.com>
1122 * doc/sourcebuild.texi (Test directives): Clarify options to
1125 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1127 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
1128 Disable cfi directives unless GCC and gas agree on using read-only
1129 .eh_frame sections for 64-bit.
1130 * configure: Regenerate.
1132 2010-03-01 Richard Guenther <rguenther@suse.de>
1134 PR tree-optimization/43220
1135 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
1136 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
1138 2010-03-01 Richard Guenther <rguenther@suse.de>
1139 Martin Jambor <mjambor@suse.cz>
1142 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
1143 gimplified parameters.
1145 2010-03-01 Christian Bruel <christian.bruel@st.com>
1147 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
1149 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
1151 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
1153 2010-03-01 Richard Guenther <rguenther@suse.de>
1156 * expr.c (expand_assignment): Use the alias-oracle to tell
1157 if the rhs aliases the result decl.
1159 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1162 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
1163 to sol_gt_pch_get_address.
1164 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
1165 64-bit, SPARC and x86.
1166 (sol_gt_pch_get_address): New function.
1168 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
1170 * toplev.h (inform_n, error_n): Declare.
1171 * diagnostic.c (inform_n, error_n): New function.
1173 2010-03-01 Jakub Jelinek <jakub@redhat.com>
1175 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
1176 has no rtl yet when processing local_decls, queue it and recheck
1177 if deferred stack allocation hasn't assigned it rtl.
1179 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
1181 * config/sh/sh.c (unspec_bbr_uid): New.
1182 (gen_block_redirect): Use it instead of INSN_UID.
1183 (gen_far_branch): Likewise.
1185 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
1187 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
1188 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
1190 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1192 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
1193 (Warning Options): -Wno-conversion-null is valid for
1194 Objective-C++ as well.
1195 * doc/tm.texi (Named Address Spaces): Likewise.
1196 * doc/plugins.texi (Plugins): Replace TABs with spaces.
1197 * doc/tree-ssa.texi (Tree SSA): Likewise.
1199 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1202 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
1203 by default. Don't set the default arch for
1204 i[34567]86-*-darwin*|x86_64-*-darwin*.
1206 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1209 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
1210 default. Set the default 32bit/64bit archs with $with_arch
1211 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
1213 2010-02-27 Richard Guenther <rguenther@suse.de>
1215 PR tree-optimization/43186
1216 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
1217 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
1218 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
1219 unroller iterations.
1221 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1223 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
1224 required and i[34567]86-*-* targets don't support 64bit ISA.
1226 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
1229 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1232 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1234 * config.gcc: Set the default arch at least to Prescott for
1235 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
1236 if SSE math is enabled.
1238 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1240 * diagnostic.c (diagnostic_initialize): Update.
1241 (diagnostic_report_diagnostic): Test inhibit_notes_p for
1243 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
1244 (diagnostic_inhibit_notes): New.
1245 * toplev.c (process_options): inhibit notes with -fcompare-debug.
1247 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1250 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
1251 * doc/standards.texi: Likewise.
1252 * doc/extend.texi: Likewise.
1253 * doc/trouble.texi: Likewise.
1254 * doc/cppopts.texi: Likewise.
1255 * doc/install.texi: Likewise.
1256 * c.opt (std=c90,std=gnu90): New options.
1257 * c-opts.c (c_common_handle_option): Handle them.
1259 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1262 * c-decl.c (undeclared_variable): Use an informative note.
1264 2010-02-26 Richard Guenther <rguenther@suse.de>
1266 PR tree-optimization/43186
1267 * gimple.h (gimple_fold): Remove.
1268 * gimple.c (gimple_fold): Remove. Inline into single user ...
1269 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
1270 Try harder for conditions.
1272 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1275 * function.c (used_types_insert): Don't skip through named pointer
1276 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
1277 and it is different from the main variant's type.
1279 2010-02-26 Nick Clifton <nickc@redhat.com>
1281 * config/rx/rx.md (sminsi3): Remove bogus alternative.
1283 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1285 * config.gcc: Support --with-fpmath=sse for x86.
1287 * config/i386/ssemath.h: New.
1289 * doc/install.texi (--with-fpmath=sse): Documented.
1291 2010-02-26 Richard Guenther <rguenther@suse.de>
1293 PR tree-optimization/43188
1294 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
1295 vector types of over-aligned element type.
1297 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
1300 * config/i386/i386.c (expand_vec_perm_blend): Use correct
1301 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
1303 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
1305 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
1307 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1309 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
1310 * var-tracking.c: Include diagnostic.h.
1311 (debug_dv): New function.
1312 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
1315 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
1316 (add_value_chain, add_value_chains, remove_value_chain,
1317 remove_value_chains): Handle DEBUG_EXPRs.
1318 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
1321 * regcprop.c (struct queued_debug_insn_change): New type.
1322 (struct value_data_entry): Add debug_insn_changes field.
1323 (struct value_data): Add n_debug_insn_changes field.
1324 (debug_insn_changes_pool): New variable.
1325 (free_debug_insn_changes, apply_debug_insn_changes,
1326 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
1327 (kill_value_one_regno): Call free_debug_insn_changes if needed.
1328 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
1330 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
1332 (copyprop_hardreg_forward_1): Don't call apply_change_group for
1333 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
1334 changes, call cprop_find_used_regs via note_stores.
1335 (copyprop_hardreg_forward): When copying vd from predecessor
1336 which has any queued DEBUG_INSN changes, make sure the pointers are
1337 cleared. At the end call df_analyze and then if there are any
1338 DEBUG_INSN changes queued at the end of some basic block for still
1339 live registers, apply them.
1340 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
1342 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
1344 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
1347 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
1349 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
1350 targets. Set the default with_cpu/with_arch from arch/cpu.
1351 Allow x86-64 and native for with_cpu/with_arch.
1353 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
1355 * ebitmap.c: Change calls to verify_popcount with calls to
1356 sbitmap_verify_popcount.
1357 (ebitmap_clear_bit): Fixed map->cacheindex test and
1358 map>cache update when bit clearing results in an empty
1361 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1364 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
1365 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
1366 and support both V2DF and V2DI modes.
1367 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
1368 support both V2DF and V2DI modes.
1369 (general): Delete trailing whitespace from a few patterns.
1371 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1372 V2DF/V2DI interleave high/low builtins.
1374 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
1377 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
1378 interleave high/low functions.
1380 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
1382 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
1383 #pragma extern_prefix.
1385 2010-02-25 Jakub Jelinek <jakub@redhat.com>
1388 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
1389 BLKmode, assert op0 is a MEM and just adjust its mode.
1392 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
1393 if bitpos isn't multiple of mode's bitsize.
1395 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1397 * c.opt (-ftemplate-depth=): New.
1398 (-ftemplate-depth-): Deprecate.
1399 * optc-gen.awk: Handle -ftemplate-depth=.
1400 * opth-gen.awk: Likewise.
1401 * c-opts.c (c_common_handle_option): Likewise.
1402 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
1404 2010-02-24 Jason Merrill <jason@redhat.com>
1406 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
1408 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1410 * cfg.c (alloc_aux_for_block): Remove inline.
1411 (alloc_aux_for_edge): Likewise.
1413 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1415 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
1417 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1419 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
1420 * config/i386/sol2-gas.h: New file.
1421 * config.gcc (i[34567]86-*-solaris2*): Use it.
1423 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1426 * c-typeck.c (ep_convert_and_check): New.
1427 (build_conditional_expr): Use it.
1428 (build_binary_op): Likewise.
1430 2010-02-24 Jakub Jelinek <jakub@redhat.com>
1432 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
1435 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
1436 bounds even for -O+.
1437 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
1438 expr needs to have DECL_NAME set.
1440 2010-02-24 Nick Clifton <nickc@redhat.com>
1442 * config/mep/mep.c: Include gimple.h.
1443 (mep_function_uses_sp): Delete unused function.
1444 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
1445 parameters. Use unsigned integers to count args. Return a
1446 NULL_RTX instead of an error_mark_node. Toidy up formatting.
1448 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1451 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
1452 greater or equal to nelt instead of 2 * nelt.
1453 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
1456 2010-02-23 Jason Merrill <jason@redhat.com>
1459 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
1460 in cfun->local_decls even if they have register types.
1463 * stor-layout.c (place_field): Don't warn about unnecessary
1464 DECL_PACKED if the type is packed.
1466 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1469 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
1470 GOTOFF relocs, even when the base reg isn't pic pointer.
1472 2010-02-23 Michael Matz <matz@suse.de>
1475 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
1476 (expand_gimple_basic_block): Generate and use debug temps if there
1477 are debug uses left after the last real use of TERed ssa names.
1478 Unlink debug immediate uses when they are expanded.
1480 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1483 * config/i386/i386.c (override_options): Reorganise to provide
1484 better error messages.
1486 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1489 * graphite-scop-detection.c (create_single_exit_edge): Move
1490 the call to find_single_exit_edge to....
1491 (create_sese_edges): ...here. Don't handle multiple edges
1492 exiting the function.
1493 (build_graphite_scops): Don't handle multiple edges
1494 exiting the function.
1496 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1499 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
1500 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
1502 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1505 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
1507 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1510 * c-typeck.c (convert_arguments): Print declaration location.
1511 * c-common.c (validate_nargs): Rename as
1512 builtin_function_validate_nargs.
1513 (check_builtin_function_arguments): Update.
1515 2010-02-22 Richard Guenther <rguenther@suse.de>
1518 * tree-inline.c (declare_return_variable): Use the type of
1519 the call stmt lhs if available.
1521 2010-02-22 Duncan Sands <baldrick@free.fr>
1523 * passes.c (register_pass): Always consider all pass lists when
1524 ref_pass_instance_number is zero.
1526 2010-02-22 Richard Guenther <rguenther@suse.de>
1528 PR tree-optimization/42749
1529 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
1530 parameter. Do arithmetic in the original type.
1531 (update_accumulator_with_ops): Likewise.
1532 (adjust_accumulator_values): Adjust.
1534 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1536 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
1537 (QI to BLKmode splitter): New splitter.
1539 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
1541 * config/i386/i386.c (initial_ix86_tune_features): Turn on
1542 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
1544 2010-02-22 Richard Guenther <rguenther@suse.de>
1546 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
1548 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
1550 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
1551 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
1552 ($(T)crti.o, $(T)crtn.o): Remove rules.
1554 2010-02-21 Tobias Burnus <burnus@net-b.de>
1557 * doc/invoke.texi (-fassociative-math): Document that this
1558 option is automatically enabled for Fortran.
1560 2010-02-20 David S. Miller <davem@davemloft.net>
1562 * configure.ac: Test if linker and assembler properly support
1563 GOTDATA_OP relocations.
1564 * configure: Rebuild.
1565 * config.in: Likewise.
1566 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
1567 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
1568 (movsi_high_pic): Likewise.
1569 (movdi_lo_sum_pic): Likewise.
1570 (movdi_high_pic): Likewise.
1571 (movsi_pic_gotdata_op): New pattern.
1572 (movdi_pic_gotdata_op): Likewise.
1573 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
1574 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
1576 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
1579 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
1580 attribute to ssemul.
1581 (xop_mulv2div2di3_high): Ditto.
1583 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1586 * c.opt (Wconversion-null): New option.
1587 * doc/invoke.texi (Wconversion-null): Document.
1589 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1591 * common.opt (Wlarger-than-): Add Undocumented.
1593 2010-02-19 Mike Stump <mikestump@comcast.net>
1595 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
1597 2010-02-19 Jason Merrill <jason@redhat.com>
1600 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
1601 * configure: Likewise.
1603 2010-02-20 Alan Modra <amodra@gmail.com>
1606 * cgraph.h (cgraph_make_decl_local): Declare.
1607 * cgraph.c (cgraph_make_decl_local): New function.
1608 (cgraph_make_node_local): Use it.
1609 * cgraphunit.c (cgraph_function_versioning): Likewise.
1610 * ipa.c (function_and_variable_visibility): Likewise.
1612 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1615 * except.c (sjlj_emit_function_enter): Don't call
1616 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
1618 * rtl.h (add_reg_br_prob_note): Remove prototype.
1620 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1623 * c-common.c (conversion_warning): Remove widening conversions
1624 before checking the conversion of integers to reals.
1626 2010-02-19 Mike Stump <mikestump@comcast.net>
1629 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
1632 * cgraphunit.c (process_function_and_variable_attributes): Check
1633 DECL_PRESERVE_P instead of looking up attribute "used".
1634 * ipa-pure-const.c (check_decl): Likewise.
1635 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
1636 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
1637 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
1638 instead of attribute "used".
1639 * config/sol2-c.c (solaris_pragma_init): Likewise.
1640 (solaris_pragma_fini): Likewise.
1642 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1644 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
1645 Use XCNEW instead of xcalloc.
1646 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
1647 XNEW instead of xmalloc.
1648 (get_fields): Use XNEWVEC instead of xmalloc.
1651 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
1652 populate vars array.
1653 (create_new_general_access): For debug stmts just reset value.
1654 (get_stmt_accesses): For accesses within debug stmts just record them
1655 using add_access_to_acc_sites instead of preventing the peeling or
1656 counting them as accesses.
1659 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
1661 2010-02-19 Richard Guenther <rguenther@suse.de>
1663 PR tree-optimization/42916
1664 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
1667 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
1669 * configure.ac: Replace all uses of changequote in macro arguments
1670 with proper quoting.
1672 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1675 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
1677 2010-02-19 Richard Guenther <rguenther@suse.de>
1679 PR tree-optimization/42944
1680 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
1681 test for aliasing with errno.
1683 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1686 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
1687 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
1688 * dojump.c: Include output.h.
1689 (inv): New inline function.
1690 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
1691 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
1692 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
1693 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
1694 argument, pass it down to other calls.
1695 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
1696 add REG_BR_PROB note to the conditional jump.
1697 * cfgexpand.c (add_reg_br_prob_note): Removed.
1698 (expand_gimple_cond): Don't call it, add the probability
1699 as last argument to jumpif_1/jumpifnot_1.
1700 * Makefile.in (dojump.o): Depend on output.h.
1701 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
1703 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
1704 * stmt.c (do_jump_if_equal): Likewise.
1705 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
1706 * loop-unswitch.c (compare_and_jump_seq): Likewise.
1707 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
1709 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
1710 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
1711 jumpifnot_1 callers.
1712 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
1714 (store_expr): Adjust jumpifnot caller.
1715 (store_constructor): Adjust jumpif caller.
1718 * gimplify.c (gimple_boolify): For __builtin_expect call
1719 gimple_boolify also on its first argument.
1721 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
1723 * configure.ac (gnu-unique-object): Wrap regexps using [] in
1725 (__stack_chk_fail): Ditto. Remove quadrigraphs.
1726 * configure: Regenerated.
1728 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1730 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
1731 lang_hooks.types_compatible_p instead of comptypes.
1733 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
1735 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
1736 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
1737 if __prefer_thumb__ is defined.
1739 2010-02-18 Martin Jambor <mjambor@suse.cz>
1741 PR tree-optimization/43066
1742 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
1743 array with zero-sized element type.
1745 2010-02-18 Jakub Jelinek <jakub@redhat.com>
1747 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
1748 rtx, allocate struct var_loc_node here and return it to the
1749 caller, and only if it is actually needed.
1750 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
1751 move it earlier and return immediately if it returns NULL.
1753 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
1755 * config/sparc/gas.h: New file. Restore
1756 TARGET_ASM_NAMED_SECTION to its ELF default.
1757 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
1759 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1760 Likewise. Add ATTRIBUTE_UNUSED to prototype.
1761 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
1762 after sparc/sysv4.h.
1764 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
1766 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
1768 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
1770 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
1771 patterns from predicated pattern.
1773 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
1776 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
1777 for insn mnemonic suffix.
1779 2010-02-17 Richard Guenther <rguenther@suse.de>
1781 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
1784 2010-02-17 Jakub Jelinek <jakub@redhat.com>
1787 * caller-save.c (save_call_clobbered_regs): If BB ends with
1788 a DEBUG_INSN, move any notes in between last real insn and the last
1789 DEBUG_INSN after the last DEBUG_INSN.
1791 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
1793 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
1794 Fix return type. Fix argument type. Explain meaning of return value.
1796 2010-02-16 Richard Guenther <rguenther@suse.de>
1798 PR tree-optimization/41043
1799 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
1800 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
1802 (vrp_visit_phi_node): ... but only for loop PHI nodes.
1804 2010-02-16 Ira Rosen <irar@il.ibm.com>
1806 PR tree-optimization/43074
1807 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
1808 * tree-vect-loop.c (vect_analyze_loop_operations): Add
1809 vectorizable cycles in hybrid SLP check.
1810 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
1812 2010-02-16 Richard Guenther <rguenther@suse.de>
1814 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
1815 (true_dependence): If memrefs_conflict_p computes must-alias
1816 trust it. Move TBAA check after offset-based disambiguation.
1817 (canon_true_dependence): Likewise.
1819 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
1821 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
1822 * doc/invoke.texi: Document it.
1823 * var-tracking.c: Include toplev.h and params.h.
1824 (vt_find_locations): Return bool indicating success. Compute
1825 hash sizes unconditionally. Check new parameter, report.
1826 (variable_tracking_main_1): Check vt_find_locations results and
1827 retry. Renamed from...
1828 (variable_tracking_main): ... this. New wrapper to preserve
1829 flag_var_tracking_assignments.
1830 * Makefile.in (var-tracking.o): Adjust dependencies.
1832 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
1833 Jakub Jelinek <jakub@redhat.com>
1836 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
1837 if weak_import attribute is present.
1838 * config/darwin.c (machopic_select_section): Likewise.
1840 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
1842 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
1843 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
1844 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
1845 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
1847 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
1850 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1853 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
1854 Rewrite text to refer to the names.
1856 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
1858 * config/i386/i386-builtin-types.def
1859 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
1860 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
1861 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
1862 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
1863 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
1864 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
1865 IX86_BUILTIN_VPERMIL2PS256.
1866 (MULTI_ARG_4_DF2_DI_I): Defined.
1867 (MULTI_ARG_4_DF2_DI_I1): Defined.
1868 (MULTI_ARG_4_SF2_SI_I): Defined.
1869 (MULTI_ARG_4_SF2_SI_I1): Defined.
1870 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
1871 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
1872 __builtin_ia32_vpermil2ps256.
1873 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1874 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1875 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
1876 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1877 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1878 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
1879 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
1880 CODE_FOR_xop_vpermil2v8sf3.
1881 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
1882 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
1883 * config/i386/xopintrin.h (_mm_permute2_pd): New.
1884 (_mm256_permute2_pd): New.
1885 (_mm_permute2_ps): New.
1886 (_mm256_permute2_ps): New.
1888 2010-02-15 Nick Clifton <nickc@redhat.com>
1890 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
1891 boolean parameters. Use emit_jump_insn when emitting a pop
1892 instruction containing a return insn.
1893 (push): Use 'true' rather than '1' as second parameter to F.
1894 (h8300_expand_prologue): Likewise.
1895 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
1896 (h8300_expand_epilogue): Likewise.
1898 2010-02-15 Richard Guenther <rguenther@suse.de>
1901 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
1904 2010-02-15 Nick Clifton <nickc@redhat.com>
1906 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
1909 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
1911 * intl.c (fake_ngettext): New function.
1912 * intl.h (fake_ngettext): Declare.
1913 (ngettext): Define macro.
1914 * collect2.c (notice_translated): New function.
1915 (main): Use notice_translated and ngettext.
1916 * collect2.h (notice_translated): Declare.
1918 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
1920 * reorg.c (delete_computation): Comment fixes.
1921 * caller-save.c (setup_save_areas): Idem.
1922 * sel-sched-dump.c (dump_lv_set): Idem.
1925 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1927 * config/s390/s390.c (s390_sched_init): New function.
1928 (TARGET_SCHED_INIT): Target hook defined.
1930 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
1931 Jack Howarth <howarth@bromo.med.uc.edu>
1932 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1935 Partial revert of unintended change in fix for PR41605.
1936 * config/darwin.h: Fix typo.
1937 * config/darwin9.h: Same.
1939 2010-02-11 Jakub Jelinek <jakub@redhat.com>
1941 * c-pch.c (pch_init): Clear v.
1943 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1946 * graphite-scop-detection.c (graphite_can_represent_scev): Call
1947 graphite_can_represent_init for MULT_EXPR.
1949 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1953 * graphite-sese-to-poly.c (remove_phi): New.
1954 (translate_scalar_reduction_to_array): Call remove_phi.
1956 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1959 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
1960 * graphite-clast-to-gimple.h (gloog): Update declaration.
1961 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
1962 * graphite-poly.h (struct poly_bb): Add missing comments.
1963 (struct scop): Add poly_scop_p field.
1965 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
1966 * graphite.c (graphite_transform_loops): Build the polyhedral
1967 representation for each scop before code generation.
1968 * sese.c (rename_variables_in_operand): Removed.
1969 (rename_variables_in_expr): Return the renamed expression.
1970 (rename_sese_parameters): New.
1971 * sese.h (rename_sese_parameters): Declared.
1973 2010-02-11 Richard Guenther <rguenther@suse.de>
1975 PR tree-optimization/42998
1976 * tree-ssa-pre.c (create_expression_by_pieces): Treat
1977 POINTER_PLUS_EXPR properly.
1979 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1980 Changpeng Fang <changpeng.fang@amd.com>
1983 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
1984 the cost of an IV candidate when the IV is used in a test against zero.
1986 * gcc.dg/tree-ssa/ivopts-3.c: New.
1988 2010-02-11 Richard Guenther <rguenther@suse.de>
1991 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
1992 pointer-vs-decl case by swapping refs. Handle some cases
1993 of pointer-vs-decl disambiguations more conservatively.
1994 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
1995 to false after expanding.
1997 2010-02-11 Richard Guenther <rguenther@suse.de>
2000 * gcc.c (process_command): Handle LTO file@offset case more
2003 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2005 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
2006 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
2008 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
2010 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
2011 if MEM's mode size isn't DWARF2_ADDR_SIZE.
2012 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
2013 Optimize eq/ne comparisons when both arguments are known to be
2015 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
2016 Don't mask operands unnecessarily if they are known to be already
2019 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
2021 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
2024 2010-02-10 Richard Guenther <rguenther@suse.de>
2026 PR tree-optimization/43017
2027 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
2028 for wrapping signed arithmetic.
2030 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2033 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
2034 if no debug info should be emitted for it.
2036 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
2038 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
2039 note when flag_exceptions is set.
2041 2010-02-10 Duncan Sands <baldrick@free.fr>
2043 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
2045 2010-02-10 Richard Guenther <rguenther@suse.de>
2048 * tree.c (get_unwidened): Handle constants.
2049 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
2051 2010-02-10 Martin Jambor <mjambor@suse.cz>
2054 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
2055 check for variable argument counts independently.
2057 2010-02-10 Christian Bruel <christian.bruel@st.com>
2060 * config/sh/sh.c (find_barrier): Increase length for non delayed
2061 conditional branches.
2063 2010-02-10 Christian Bruel <christian.bruel@st.com>
2065 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
2067 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2069 * builtins.c (set_builtin_user_assembler_name): Also handle
2070 ffs if int is smaller than word.
2072 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
2075 * ira-conflicts.c (get_dup): Remove.
2076 (process_reg_shuffles): Add new parameter. Use it as an
2077 additional guard for copy generation.
2078 (add_insn_allocno_copies): Rewrite.
2080 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
2082 * common.opt (fsched2-use-traces): Preserved for backward
2084 * doc/invoke.texi: Remove the documentation about option
2085 -fsched2-use-traces.
2086 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
2087 flag_sched2_use_traces.
2088 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
2089 the backward compatibility flag section.
2091 2010-02-09 Richard Guenther <rguenther@suse.de>
2093 PR tree-optimization/43008
2094 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
2095 make HEAP variables initialized from global memory if they
2096 are not known builtin functions.
2097 (find_func_aliases): Adjust.
2099 2010-02-09 Richard Guenther <rguenther@suse.de>
2101 PR tree-optimization/43000
2102 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
2103 arithmetic manually.
2105 2010-02-08 Jakub Jelinek <jakub@redhat.com>
2107 PR tree-optimization/42931
2108 * tree-loop-linear.c (try_interchange_loops): Don't call
2109 double_int_mul if estimated_loop_iterations failed.
2111 2010-02-08 Martin Jambor <mjambor@suse.cz>
2114 * tree-sra.c (build_accesses_from_assign): Do not mark in
2115 should_scalarize_away_bitmap if stmt has volatile ops.
2116 (sra_modify_assign): Do not process assigns piecemeal if if stmt
2119 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
2121 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
2123 2010-02-07 Adam Nemet <adambnmet@gmail.com>
2125 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
2128 2010-02-07 Andrew Pinski <pinskia@gmail.com>
2131 * df-core.c (df_finish_pass): Change type of saved_flags to int.
2133 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2136 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
2137 to unknown_dependence.
2138 (graphite_legal_transform_dr): Handle the unknown_dependence.
2139 (graphite_carried_dependence_level_k): Same.
2141 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2143 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
2145 2010-02-07 Richard Guenther <rguenther@suse.de>
2148 * expr.c (get_inner_reference): Always initialize *pbitsize.
2150 2010-02-07 Richard Guenther <rguenther@suse.de>
2153 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
2154 new ARRAY_REFs on variable size element or minimal index arrays.
2156 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
2157 gimple_fold_indirect_ref.
2159 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
2162 * arm.c (arm_override_options): Just return if the user has specified
2163 an invalid fpu name.
2165 2010-02-03 Jason Merrill <jason@redhat.com>
2168 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
2169 i386_pe_maybe_record_exported_symbol.
2171 2010-02-05 Steve Ellcey <sje@cup.hp.com>
2174 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2175 (pa_delegitimize_address): New function.
2177 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
2179 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
2180 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
2182 2010-02-05 Richard Guenther <rguenther@suse.de>
2185 * lto-streamer-in.c (get_resolution): Deal with references
2186 to undefined functions.
2188 2010-02-05 Richard Guenther <rguenther@suse.de>
2190 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
2191 (fold_const_aggregate_ref): Likewise.
2192 (ccp_fold_stmt): Substitute loads.
2193 (maybe_fold_reference): Verify types before substituting.
2195 (fold_gimple_assign): Unshare properly.
2196 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
2198 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
2200 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
2201 for rs6000_gen_cell_microcode.
2203 2010-02-04 Richard Guenther <rguenther@suse.de>
2205 PR rtl-optimization/42952
2206 * dse.c (const_or_frame_p): Remove MEM handling.
2208 2010-02-04 Nick Clifton <nickc@redhat.com>
2210 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
2211 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
2212 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
2213 (mn10300_asm_output_mi_thunk): New function.
2214 (mn10300_can_output_mu_thunk): New function.
2215 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
2216 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
2217 (FUNCTION_ARG): Delete incorrect comment.
2219 2010-02-03 Jason Merrill <jason@redhat.com>
2222 * fold-const.c (operand_equal_p): Handle erroneous types.
2224 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2226 * config/h8300/h8300.md (can_delay): Fix attibute condition.
2228 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
2230 PR rtl-optimization/42941
2231 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
2234 2010-02-03 Jason Merrill <jason@redhat.com>
2237 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
2239 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
2242 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
2243 (cselib_reset_table): Renamed from...
2244 (cselib_reset_table_with_next_value): ... this.
2245 (cselib_get_next_uid): Renamed from...
2246 (cselib_get_next_unknown_value): ... this.
2247 * cselib.c (next_uid): Renamed from...
2248 (next_unknown_value): ... this.
2249 (cselib_clear_table): Adjust.
2250 (cselib_reset_table): Adjust. Renamed from...
2251 (cselib_reset_table_with_next_value): ... this.
2252 (cselib_get_next_uid): Adjust. Renamed from...
2253 (cselib_get_next_unknown_value): ... this.
2254 (get_value_hash): Use hash.
2255 (cselib_hash_rtx): Likewise.
2256 (new_cselib_val): Adjust. Set and dump uid.
2257 (cselib_lookup_mem): Pass next_uid as hash.
2258 (cselib_subst_to_values): Likewise.
2259 (cselib_log_lookup): Dump uid.
2260 (cselib_lookup): Pass next_uid as hash. Adjust.
2261 (cselib_process_insn): Adjust.
2262 (cselib_init): Initialize next_uid.
2263 (cselib_finish): Adjust.
2264 (dump_cselib_table): Likewise.
2265 * dse.c (canon_address): Dump value uid.
2266 * print-rtl.c (print_rtx): Print value uid.
2267 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
2269 (dv_uid): New function, sort of renamed from...
2270 (dv_htab_hash): ... this, reimplemented in terms of it and...
2271 (dv_uid2hash): ... this. New.
2272 (variable_htab_eq): Drop excess assertions.
2273 (tie_break_pointers): Removed.
2274 (canon_value_cmp): Compare uids.
2275 (variable_post_merge_New_vals): Print uids.
2276 (vt_add_function_parameters): Adjust.
2277 (vt_initialize): Reset table. Adjust.
2279 2010-02-03 Richard Guenther <rguenther@suse.de>
2281 PR tree-optimization/42944
2282 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
2283 (call_may_clobber_ref_p_1): Likewise. Properly handle
2284 malloc and calloc clobbering errno.
2286 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
2288 * doc/invoke.texi: Fix name of sched1 dump.
2290 * opts.c (decode_options): Set flag_tree_switch_conversion
2291 only conditionally on optimize >= 2.
2293 * gcse.c: Assorted comment fixes in pass description.
2295 2010-02-03 Anthony Green <green@moxielogic.com>
2297 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
2298 nop padding in order to maintain alignment of storage location of
2299 target function address.
2300 (moxie_trampoline_init): Store target function address at newly
2302 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
2304 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
2306 2010-02-03 Richard Guenther <rguenther@suse.de>
2309 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
2311 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2313 * config.gcc: Reenable check for obsolete targets.
2314 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
2315 mips-sgi-irix6.[0-4]*.
2317 2010-02-02 Nick Clifton <nickc@redhat.com>
2319 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
2320 constant size of 4 as being the same as 0.
2321 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
2322 can take values in the range 0..4.
2324 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
2327 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
2328 as _darwin10_Unwind_FindEnclosingFunction().
2329 * libgcc-libsystem.ver: New.
2331 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
2334 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
2335 implicitly set registers.
2337 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
2339 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
2340 (arm_override_options): Allow automatic selection of the thread
2341 pointer register if thumb2.
2342 (legitimize_pic_address): Improve code sequences for Thumb2.
2343 (arm_call_tls_get_addr): Likewise.
2344 (legitimize_tls_address): Likewise.
2345 * arm.md (pic_load_addr_arm): Delete. Replace with ...
2346 (pic_load_addr_32bit): ... this. New named pattern.
2347 * thumb2.md (pic_load_addr_thumb2): Delete.
2348 (pic_load_dot_plus_four): Delete.
2349 (tls_load_dot_plus_four): New named pattern.
2351 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2354 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
2355 Document fix for TLS bug.
2357 2010-01-31 Richard Guenther <rguenther@suse.de>
2359 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
2360 conservatively correct.
2362 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2366 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2368 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2370 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2372 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
2374 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
2376 * config.gcc: Adjust order of makefile fragments for mingw targets.
2378 2010-01-31 Richard Guenther <rguenther@suse.de>
2381 * gimplify.c (gimplify_init_constructor): For volatile LHS
2382 initialize a temporary.
2384 2010-01-31 Matthias Klose <doko@ubuntu.com>
2386 * configure.ac: Fix __stack_chk_fail check for cross builds configured
2388 * configure: Regenerate.
2390 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
2392 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2393 the same alias set and their sizes different constantness.
2394 (aliasing_component_refs_p): Revert 2009-10-24 change.
2396 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2398 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
2401 2010-01-29 Richard Guenther <rguenther@suse.de>
2403 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
2404 Assert we successfully updated the call.
2406 2010-01-29 Jakub Jelinek <jakub@redhat.com>
2408 PR rtl-optimization/42889
2409 * df.h (df_set_bb_dirty_nonlr): New prototype.
2410 * df-core.c (df_set_bb_dirty_nonlr): New function.
2411 * df-scan.c (df_insn_rescan): Call it instead of
2412 df_set_bb_dirty for DEBUG_INSNs.
2414 2010-01-29 Richard Guenther <rguenther@suse.de>
2417 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
2418 quadratic behavior in most cases.
2420 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
2423 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
2424 in the call to gen_x86_movsicc_0_m1.
2426 2010-01-28 Richard Guenther <rguenther@suse.de>
2428 PR tree-optimization/42871
2429 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
2431 2010-01-28 Richard Guenther <rguenther@suse.de>
2433 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
2434 into call arguments.
2436 2010-01-28 Richard Guenther <rguenther@suse.de>
2439 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
2440 the forwarder if the destination is an EH landing pad.
2442 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
2444 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
2445 block list passed to gimple_duplicate_sese_tail.
2446 (parallelize_loops): Avoid parallelization when the function
2448 Avoid parallelization when the preheader is IRREDUCIBLE.
2449 Try to optimize when estimated_loop_iterations_int is unresolved.
2450 Add the loop's location to the dump file.
2451 * tree-cfg.c (add_phi_args_after_redirect): Remove.
2452 (gimple_duplicate_sese_tail): Remove the check for the latch.
2453 Redirect nexits to the exit block.
2454 Remove handling of the incoming edges to the latch.
2455 Redirect the backedge from the copied latch to the exit bb.
2457 2010-01-28 Michael Matz <matz@suse.de>
2460 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
2461 Wrap force_reg into a sequence, emit it before user.
2463 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
2465 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
2467 (arm_legacy_rev): Likewise.
2468 (thumb_legacy_rev): Likewise.
2470 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2472 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
2473 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
2474 on MEM's address failed, try avoid_constant_pool_reference and
2475 recurse if it returned something different.
2476 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
2477 address, try avoid_constant_pool_reference and recurse if it
2478 returned something different.
2479 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
2480 address and avoid_constant_pool_reference returned something
2481 different, don't set have_address.
2483 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
2486 * var-tracking.c (val_store): Add modified argument, obey it.
2488 (count_uses): Move down logging of main.
2489 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
2490 don't need resolution.
2491 (emit_notes_in_bb): Likewise.
2493 2010-01-27 Richard Guenther <rguenther@suse.de>
2496 * tree-inline.c (remap_decl): Delay remapping of SSA name
2497 default definitions until we need them.
2499 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2501 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2502 (rs6000_delegitimize_address): New function.
2504 * config/s390/s390.c (s390_delegitimize_address): Call
2505 delegitimize_mem_from_attrs.
2508 * tree-inline.c (cannot_copy_type_1): Removed.
2509 (copy_forbidden): Don't forbid copying of functions containing
2510 records/unions with variable length fields.
2512 2010-01-27 Christian Bruel <christian.bruel@st.com>
2516 * config/sh/sh.c (find_barrier): Increase length for non delayed
2517 conditional branches.
2519 2010-01-27 Matthias Klose <doko@ubuntu.com>
2521 * configure.ac (gnu-unique-object): Fix ldd version check.
2522 * configure: Regenerate.
2524 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2526 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
2528 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
2529 Test for HAVE_GNU_AS value.
2531 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2533 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
2534 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
2535 INT64_TYPE): Define.
2536 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
2537 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2538 INT_LEAST64_TYPE): Define.
2539 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
2540 UINT_LEAST64_TYPE): Define.
2541 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
2542 INT_FAST64_TYPE): Define.
2543 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2544 UINT_FAST64_TYPE): Define.
2545 (INTMAX_TYPE, UINTMAX_TYPE): Define.
2546 (INTPTR_TYPE, UINTPTR_TYPE): Define.
2547 (SIG_ATOMIC_TYPE): Define.
2549 2010-01-26 Richard Guenther <rguenther@suse.de>
2551 * df-scan.c (df_scan_set_bb_info): Remove assert.
2552 (df_insn_rescan_debug_internal): Merge asserts.
2553 (df_install_ref): Likewise.
2554 (df_mark_reg): Use bitmap_set_range.
2555 (df_hard_reg_used_p): Remove assert.
2556 (df_hard_reg_used_count): Likewise.
2558 2010-01-26 Richard Guenther <rguenther@suse.de>
2560 PR rtl-optimization/42685
2561 * web.c (web_main): Ignore DEBUG_INSNs.
2563 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
2565 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
2567 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
2568 Fix types of fndecl and arglist parameters.
2570 2010-01-26 Richard Guenther <rguenther@suse.de>
2573 * tree-eh.c (unsplit_eh): Skip debug insns.
2575 2010-01-26 Richard Guenther <rguenther@suse.de>
2577 PR tree-optimization/42250
2578 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
2580 2010-01-26 Jakub Jelinek <jakub@redhat.com>
2583 * omp-low.c (expand_omp_sections): Only use single_pred if
2584 l2_bb is single_pred_p.
2586 2010-01-25 Christian Bruel <christian.bruel@st.com>
2589 * config/sh/sh.c (find_barrier): Increase length for non delayed
2590 conditional branches.
2591 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
2593 2010-01-24 David S. Miller <davem@davemloft.net>
2595 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
2596 define if not using GAS.
2597 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2598 Likewise. Delete SECTION_MERGE code, which is only applicable
2601 2010-01-24 Mark Mitchell <mark@codesourcery.com>
2604 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
2605 mangling of va_list in system headers.
2607 2010-01-23 Toon Moene <toon@moene.org>
2609 * tree-predcom.c (combine_chains): Return NULL, not false.
2611 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
2613 * tree-loop-distribution.c (distribute_loop): Fix declaration and
2614 initialization of variable res to agree with return type.
2616 2010-01-22 Steve Ellcey <sje@cup.hp.com>
2618 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
2619 * tree-sra.c: Add include of expr.h.
2621 2010-01-22 Jakub Jelinek <jakub@redhat.com>
2623 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
2624 insert the debug stmt on the single non-EH edge from the stmt.
2626 2010-01-22 Richard Henderson <rth@redhat.com>
2629 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
2630 the RHS until after generate_subtree_copies has insertted its
2631 code before the current statement.
2633 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
2635 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
2637 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
2639 2010-01-21 Martin Jambor <mjambor@suse.cz>
2641 PR tree-optimization/42585
2642 * tree-sra.c (struct access): New field grp_total_scalarization.
2643 (dump_access): Dump the new field.
2644 (should_scalarize_away_bitmap): New variable.
2645 (cannot_scalarize_away_bitmap): Likewise.
2646 (sra_initialize): Allocate new bitmaps.
2647 (sra_deinitialize): Free new bitmaps.
2648 (create_access_1): New function.
2649 (create_access): Parts moved to create_access_1.
2650 (type_consists_of_records_p): New function.
2651 (completely_scalarize_record): Likewise.
2652 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
2653 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
2654 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
2656 (analyze_all_variable_accesses): Completely scalarize small eligible
2659 2010-01-21 Martin Jambor <mjambor@suse.cz>
2661 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
2663 2010-01-21 Andrew Haley <aph@redhat.com>
2665 * gcc.c (process_command): Move lang_specific_driver before
2666 setting cc_libexec_prefix.
2668 2010-01-21 Richard Guenther <rguenther@suse.de>
2671 * fold-const.c (negate_expr_p): Pretend only negative
2672 real constants are easily negatable.
2674 2010-01-20 Janis Johnson <janis187@us.ibm.com>
2675 Jason Merrill <jason@redhat.com>
2677 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
2678 (TYPE_TRANSPARENT_AGGR): this, for union and record.
2679 * calls.c (initialize argument_information): Handle it.
2680 * c-common.c (handle_transparent_union_attribute): Use new name.
2681 * c-decl.c (finish_struct): Ditto.
2682 * c-typeck.c (type_lists_compatible_p): Ditto.
2683 (convert_for_assignment): Use new name and also handle record.
2684 * function.c (aggregate_value_p): Handle it.
2685 (pass_by_reference): Ditto.
2686 (assign_parm_data_types): Ditto.
2687 * print-tree.c (print_node): Ditto.
2688 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
2689 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
2690 * tree.c (first_field): New fn.
2692 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
2695 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
2696 even when linking statically, for now.
2698 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2701 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
2702 without a cselib val.
2703 (count_uses): Accept MO_VAL_SET with no val on stores.
2704 (add_stores): Likewise.
2706 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2708 * var-tracking.c (check_value_val): Add a compile time assertion.
2709 (dv_is_decl_p): Simplify.
2710 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
2711 gcc_assert if ENABLE_CHECKING.
2713 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2716 * var-tracking.c: Include tree-flow.h.
2717 (mem_dies_at_call): New.
2718 (dataflow_set_preserve_mem_locs): Use it.
2719 (dataflow_set_remove_mem_locs): Likewise.
2720 (dump_var): Renamed from dump_variable. Adjust all callers.
2721 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
2722 * Makefile.in (var-tracking.o): Adjust deps.
2724 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
2726 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
2728 2010-01-20 Richard Guenther <rguenther@suse.de>
2730 PR tree-optimization/42717
2731 * tree-ssa-dce.c (get_live_post_dom): Remove.
2732 (forward_edge_to_pdom): Take an arbitrary edge to copy
2733 degenerate PHI args from.
2734 (remove_dead_stmt): Use the first post-dominator even if it
2735 does not contain live statements as redirection destination.
2737 2010-01-20 Richard Guenther <rguenther@suse.de>
2739 * tree-inline.c (estimate_num_insns): Handle EH builtins.
2741 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2743 * sel-sched.c (create_speculation_check): Remove set but not used
2745 (try_transformation_cache): Remove set but not used variable ds.
2746 (calculate_privileged_insns): Remove set but not used variables
2747 cur_insn and min_spec_insn.
2748 (find_best_expr): Remove set but not used variable avail_n.
2749 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
2751 * cgraphunit.c (assemble_thunk): Remove set but not used variable
2753 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
2754 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
2757 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
2760 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
2761 cpu types. Add support for *-sse3 cpu types.
2762 (x86_64-*-*): Ditto.
2764 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2767 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
2768 argument, call initializer_constant_valid_p_1 instead of
2769 initializer_constant_valid_p, pass CACHE to it, return NULL
2770 immediately if first call returns NULL.
2771 (initializer_constant_valid_p_1): New function.
2772 (initializer_constant_valid_p): Use it.
2774 2010-01-20 Thomas Quinot <quinot@adacore.com>
2776 * tree.def (PLACEHOLDER_EXPR): Fix comment.
2778 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2780 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
2781 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
2782 (loc_list_from_tree): Don't handle unsigned division. Handle
2783 signed modulo using DW_OP_{over,over,div,mul,minus}.
2784 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
2785 modulo instead of signed.
2787 2010-01-20 DJ Delorie <dj@redhat.com>
2789 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
2791 (h8300_emit_stack_adjustment): Propogate it.
2793 (h8300_expand_prologue): Likewise.
2794 (h8300_expand_epilogue): Likewise.
2796 2010-01-19 Michael Matz <matz@suse.de>
2798 PR tree-optimization/41783
2799 * tree-data-ref.c (toplevel): Include flags.h.
2800 (dump_data_dependence_relation): Also dump the inputs if the
2801 result will be unknown.
2802 (split_constant_offset_1): Look through some conversions.
2803 * tree-predcom.c (determine_roots_comp): Restart a new chain if
2804 the offset from last element is too large.
2805 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
2806 (reassociate_to_the_same_stmt): Handle vector registers.
2807 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
2809 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
2810 wide_prolog_niters argument, emit widening instructions.
2811 (vect_do_peeling_for_alignment): Adjust caller, use widened
2812 variant of the iteration cound.
2813 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
2815 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2818 * config/arm/neon-testgen.m (emit_automatics): New parameter
2819 features. Adjust for Fixed_return_reg feature.
2820 (test_intrinsic): Call emit_automatics with new feature.
2821 * config/arm/neon.ml: Update copyright years.
2822 (features): New Fixed_return_reg feature.
2823 (ops): Update feature for Vget_low.
2825 2010-01-19 Jakub Jelinek <jakub@redhat.com>
2827 PR tree-optimization/42719
2828 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
2832 * fwprop.c (all_uses_available_at): Return false if def_set dest
2833 is a REG that is used in def_insn.
2835 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
2837 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
2839 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
2842 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
2844 * target.h (struct gcc_target) <secondary_reload>: Change type
2845 of last argument to secondary_reload_info *.
2847 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
2850 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
2851 memory references with unaligned offsets. Remove CQImode handling.
2852 (unaligned_memory_operand): Return 1 for memory references with
2853 unaligned offsets. Remove CQImode handling.
2855 2010-01-18 Richard Guenther <rguenther@suse.de>
2858 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
2861 2010-01-18 Richard Guenther <rguenther@suse.de>
2863 PR tree-optimization/42781
2864 * tree-ssa-structalias.c (find_what_var_points_to): Skip
2865 restrict processing only if the original variable was artificial.
2867 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
2869 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
2870 find number of popped argument bytes.
2872 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
2873 Fix the text that describes the return value for invalid insns.
2875 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
2877 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
2878 Clarify what 'cost of the -dependence' is. Fix quoting.
2880 * toplev.c (default_get_pch_validity): Rename argument to "sz".
2881 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
2883 2010-01-17 Jakub Jelinek <jakub@redhat.com>
2885 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2886 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
2888 2010-01-17 Richard Guenther <rguenther@suse.de>
2891 * function.c (split_complex_args): Take a VEC to modify.
2892 (assign_parms_augmented_arg_list): Build a VEC instead of
2893 a chain of PARM_DECLs.
2894 (assign_parms_unsplit_complex): Take a VEC of arguments.
2895 Do not fixup unmodified parms.
2896 (assign_parms): Deal with the VEC.
2897 (gimplify_parameters): Likewise.
2899 2010-01-17 Richard Guenther <rguenther@suse.de>
2901 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
2902 node existence check.
2903 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
2904 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
2905 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
2906 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
2907 (gimple_execute_on_growing_pred): Likewise.
2909 2010-01-17 Richard Guenther <rguenther@suse.de>
2911 PR tree-optimization/42773
2912 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
2913 (compute_antic_aux): Likewise.
2914 (compute_partial_antic_aux): Likewise.
2916 2010-01-17 Jie Zhang <jie.zhang@analog.com>
2919 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
2922 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
2924 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
2927 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
2928 Fix markup for strict argument.
2930 (TARGET_SCHED_REORDER2): Fix argument types.
2932 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
2933 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
2935 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
2936 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
2938 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
2941 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
2942 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
2943 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
2944 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
2945 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
2947 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
2949 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
2951 (TARGET_ASM_RELOC_RW_MASK): Add return type.
2952 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
2954 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
2956 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
2959 (TARGET_ASM_NAMED_SECTION): Fix argument list.
2961 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
2962 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
2964 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
2966 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
2968 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
2969 referring to it. Fix language.
2971 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
2973 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
2975 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
2977 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
2979 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
2980 '@var{stream}. Remove stray 'and'.
2982 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
2984 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
2986 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
2988 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
2989 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
2991 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
2992 Fix description of return value.
2993 Rename argument "sz" to "len."
2995 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
2996 Clarify meaning of 'true' return value.
2998 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
3000 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
3001 rep_mode versus mode_rep.
3003 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
3005 (TARGET_BUILTIN_DECL): Fix name.
3007 (TARGET_COMMUTATIVE_P): Fix type of first argument.
3009 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
3011 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
3013 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
3015 (TARGET_RELAXED_ORDERING): Use @deftypevr.
3017 (TARGET_GET_DRAP_RTX): Note that this is a hook.
3020 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
3021 Rename argument tm_fn to md_fn.
3023 (TARGET_OPTION_PRINT): Fix argument list.
3025 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
3028 * config/i386/i386.c (ix86_fixup_binary_operands):
3029 Revert FMA4 fixup of operands.
3031 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3034 * Makefile.in (write_entries_to_file, install-plugin):
3035 Use \012 instead of \n with tr.
3037 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
3039 * configure.ac (HAVE_AS_REF): New C macro.
3040 * configure: Regenerate.
3041 * config.in: Likewise.
3042 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
3044 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
3047 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
3049 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
3051 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
3053 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
3055 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
3057 (TARGET_IN_SMALL_DATA_P): Fix argument type.
3059 (TARGET_BINDS_LOCAL_P): Fix argument type.
3061 (TARGET_ASM_FILE_END): Use prototype.
3063 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
3065 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
3067 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
3069 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
3071 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
3072 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
3074 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
3075 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
3077 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
3078 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
3079 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
3080 (TARGET_ADDR_SPACE_CONVERT): Likewise.
3082 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
3084 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
3086 (TARGET_INIT_BUILTINS): Use prototype.
3088 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3089 Put 'const char *' in braces. Fix parameter types.
3090 (TARGET_INVALID_CONVERSION): Fix parameter types.
3091 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
3092 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
3094 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
3097 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
3099 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
3101 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
3103 * doc/tm.texi (TARGET_HELP): Fix return type.
3105 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
3106 in braces. Fix argument types.
3108 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
3110 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
3112 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
3114 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
3115 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
3117 (TARGET_MANGLE_TYPE): Fix argument types.
3119 (TARGET_IRA_COVER_CLASSES): Use prototype.
3121 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
3123 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
3125 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
3127 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
3129 (TARGET_CALLEE_COPIES): Fix argument types.
3131 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
3133 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
3135 (TARGET_FUNCTION_VALUE): Fix argument types.
3137 (TARGET_RETURN_IN_MSB): Fix argument type.
3139 (TARGET_RETURN_IN_MEMORY): Fix argument types.
3141 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
3143 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
3145 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
3146 agree with return type.
3148 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
3150 2010-01-15 Jing Yu <jingyu@google.com>
3152 PR rtl-optimization/42691
3153 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
3154 a pseudo to a constant and are merged, and adjust comments.
3156 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
3158 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
3160 2010-01-15 Richard Guenther <rguenther@suse.de>
3163 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
3164 labels of computed or non-local gotos to the destination.
3165 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
3166 landing pad label is the first label.
3168 2010-01-15 Richard Guenther <rguenther@suse.de>
3170 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
3172 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3175 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
3176 to allow generation of the xssqrtdp instruction on power7.
3177 (sqrtdf2_fpr): Ditto.
3179 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3182 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
3183 functions with noreturn attribute.
3186 * varasm.c (declare_weak): Add weak attribute to decl if it
3187 doesn't have one already.
3188 (assemble_external): Only add decls to weak_decls if they also
3189 have weak attribute.
3191 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
3193 * var-tracking.c (var_reg_delete): Don't delete the association
3194 between REGs and values or one-part variables if the register
3197 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3200 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
3201 because its first operand is a non-localized variable.
3203 2010-01-14 Martin Jambor <mjambor@suse.cz>
3205 PR tree-optimization/42706
3206 * tree-sra.c (encountered_recursive_call): New variable.
3207 (encountered_unchangable_recursive_call): Likewise.
3208 (sra_initialize): Initialize both new variables.
3209 (callsite_has_enough_arguments_p): New function.
3210 (scan_function): Call decl and flags check only for IPA-SRA, check
3211 whether there is a recursive call and whether it has enough arguments.
3212 (all_callers_have_enough_arguments_p): New function.
3213 (convert_callers): Look for recursive calls only when
3214 encountered_recursive_call is set.
3215 (ipa_early_sra): Bail out either if
3216 !all_callers_have_enough_arguments_p or
3217 encountered_unchangable_recursive_call.
3219 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3221 * sel-sched.c: Add 2010 to copyright years.
3222 * sel-sched-ir.c: Likewise.
3223 * sel-sched-ir.h: Likewise.
3225 2010-01-14 Martin Jambor <mjambor@suse.cz>
3227 PR tree-optimization/42714
3228 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
3229 constructors specially.
3231 2010-01-14 Andi Kleen <ak@linux.intel.com>
3233 * config/i386/drivers-i386.c (detect_caches_intel):
3234 Add l2sizekb parameter and fill in.
3235 (host_detect_local_cpu): Add l2sizekb, fill in.
3236 Add Atom small cache heuristic.
3238 2010-01-14 Andi Kleen <ak@linux.intel.com>
3240 * config/i386/drivers-i386.c (detect_caches_cpuid4):
3241 Add level3 parameter and fill in.
3242 (detect_caches_intel): Handle level3 cache.
3244 2010-01-14 Andi Kleen <ak@linux.intel.com>
3246 * config/i386/drivers-i386.c (host_detect_local_cpu):
3247 Fix core duo detection.
3249 2010-01-14 Andi Kleen <ak@linux.intel.com>
3251 * config/i386/drivers-i386.c (host_detect_local_cpu):
3254 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3256 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
3257 (rs6000_variable_issue_1): this. Use...
3258 (rs6000_variable_issue): here. Reimplement. Print debug info.
3260 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3262 * sel-sched-ir.c (sel_restore_other_notes): Rename to
3263 sel_restore_notes. Update all callers. Call reemit_notes
3266 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3268 PR rtl-optimization/42246
3269 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
3272 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3274 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
3275 all successors is the same as number of successors in current region.
3277 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3279 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
3280 to rename is not separable. Otherwise check that its LHS is not NULL.
3282 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3284 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
3286 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3288 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
3289 available registers when failed to discover LHS register class.
3290 Fix indentation. Update comment.
3292 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3293 Alexander Monakov <amonakov@ispras.ru>
3295 PR rtl-optimization/42389
3296 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
3298 (advance_state_on_fence): Likewise.
3299 (sel_target_adjust_priority): Print debug output only when
3300 sched_verbose >= 4, not 2.
3301 (get_expr_cost): Do not issue all unique insns on the next cycle.
3302 (fill_insns): Initialize can_issue_more from the value saved
3304 * sel-sched-ir.c (flist_add): New parameter issue_more.
3305 Init FENCE_ISSUE_MORE with it.
3306 (merge_fences): Likewise.
3307 (init_fences): Update call to flist_add.
3308 (add_to_fences, add_clean_fence_to_fences)
3309 (add_dirty_fence_to_fences): Likewise.
3310 (move_fence_to_fences): Update call to merge_fences.
3311 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
3313 * sel-sched-ir.h (struct _fence): New field issue_more.
3314 (FENCE_ISSUE_MORE): New accessor macro.
3316 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3318 PR rtl-optimization/42388
3319 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
3320 that have no predecessors nor successors. Do not call move_bb_info
3321 for empty blocks outside of current region.
3323 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3325 PR rtl-optimization/42294
3326 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
3327 * sel-sched.c (move_exprs_to_boundary): Transitively add all
3328 originators' originators.
3330 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3332 PR rtl-optimization/39453
3333 PR rtl-optimization/42246
3334 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
3336 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
3338 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3339 Alexander Monakov <amonakov@ispras.ru>
3342 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
3343 (maybe_tidy_empty_bb): ... here. Make static. Add new
3344 argument. Update all callers.
3345 (tidy_control_flow): ... and here. Recompute topological order
3346 of basic blocks in region if necessary.
3347 (sel_redirect_edge_and_branch): Change return type. Return true
3348 if topological order might have been invalidated.
3349 (purge_empty_blocks): Export and move from...
3350 * sel-sched.c (purge_empty_blocks): ... here.
3351 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
3352 (maybe_tidy_empty_bb): Delete prototype.
3353 (purge_empty_blocks): Declare.
3355 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3357 PR rtl-optimization/42249
3358 * sel-sched.c (try_replace_dest_reg): When chosen register
3359 and original register is the same, do not bail out early, but
3360 still check all original insns for validity of replacing destination
3361 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
3364 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3367 Port from no-undefined-overflow branch:
3368 2009-03-09 Richard Guenther <rguenther@suse.de>
3370 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
3372 2010-01-14 Richard Guenther <rguenther@suse.de>
3375 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
3377 2010-01-14 Ira Rosen <irar@il.ibm.com>
3379 PR tree-optimization/42709
3380 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
3381 as scalar type in creation of constant vector operand.
3383 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3386 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
3387 (check-parallel-%): Match `testsuite' directory component only
3390 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
3392 PR translation/39521
3393 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
3396 2010-01-13 Richard Guenther <rguenther@suse.de>
3398 PR tree-optimization/42730
3399 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
3402 2010-01-13 Steve Ellcey <sje@cup.hp.com>
3405 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
3406 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
3409 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
3411 * config/bfin/libgcc-bfin.ver: Regenerate based on current
3412 libgcc-std.ver. Add entries for ___smulsi3_highpart and
3413 ___umulsi3_highpart.
3415 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
3416 rather than schedule_insns if the pass is enabled.
3418 2010-01-13 Martin Jambor <mjambor@suse.cz>
3420 PR tree-optimization/42704
3421 * tree-sra.c (sra_modify_assign): Do not delete assignments to
3424 2010-01-13 Martin Jambor <mjambor@suse.cz>
3426 PR tree-optimization/42703
3427 * tree-sra.c (analyze_access_subtree): Check that we can build a
3428 reference to the original data within the aggregate.
3430 2010-01-13 Richard Guenther <rguenther@suse.de>
3432 PR tree-optimization/42705
3433 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
3435 2010-01-13 Richard Guenther <rguenther@suse.de>
3438 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
3440 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3443 * var-tracking.c (values_to_unmark): New variable.
3444 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3445 values_to_unmark vector. Moved body to...
3446 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3447 instead queue it into values_to_unmark vector.
3448 (vt_find_locations): Free values_to_unmark vector.
3450 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
3452 * config/s390/s390.c (override_options): Set
3453 default of max-pending-list-length to 256
3455 2010-01-13 Richard Guenther <rguenther@suse.de>
3458 * tree-pass.h (PROP_gimple_lcx): New.
3459 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
3460 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
3461 before the final cleanup_eh.
3462 (dump_properties): Dump PROP_gimple_lcx.
3463 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
3464 (tree_lower_complex_O0): Remove.
3465 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
3466 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
3467 tree_lower_complex, schedule TODO_update_ssa.
3468 * lto-streamer-out.c (output_function): Stream the functions
3470 * lto-streamer-in.c (input_function): Likewise.
3471 (lto_read_body): Do not override them here.
3473 2010-01-12 Joseph Myers <joseph@codesourcery.com>
3476 * c-typeck.c (build_c_cast): Fold value cast to union type before
3477 wrapping it in a CONSTRUCTOR.
3479 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3481 PR rtl-optimization/42699
3482 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
3485 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3487 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3488 SUBTARGET_WARN_UNUSED_SPEC): Move ...
3489 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3490 SUBTARGET_WARN_UNUSED_SPEC): ... here
3491 * config/mips/iris5.h (LIBGCC_SPEC): Define.
3493 2010-01-12 Julian Brown <julian@codesourcery.com>
3495 * config/arm/neon-schedgen.ml (Utils): Don't try to
3496 open missing module.
3497 (find_with_result): New.
3499 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3502 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
3503 sharing when canonicalizing ({lt,ge}u (plus a b) b).
3505 PR tree-optimization/42645
3506 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
3507 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
3508 decl_map, set processing_debug_stmt to -1 and return name without
3511 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
3513 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
3514 binutils version, and reword target configuration description.
3516 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3518 * config/avr/avr.h (LINKER_NAME): Remove.
3520 2010-01-11 Janis Johnson <janis187@us.ibm.com>
3523 * config/rs6000/rs6000.c (rs6000_override_options): On targets
3524 that support VSX, warn for -mno-altivec if vsx is not disabled,
3527 2010-01-11 Joseph Myers <joseph@codesourcery.com>
3528 Shujing Zhao <pearly.zhao@oracle.com>
3530 PR translation/42469
3531 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
3532 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
3533 character between option name and help text.
3534 * c.opt (imultilib): Likewise.
3536 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
3538 * lto-streamer-out.c (output_unreferenced_globals): Output static
3541 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
3543 PR rtl-optimization/42621
3544 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
3545 optimizing for size.
3546 (duplicate_computed_gotos): Remove now-redundant check.
3548 2010-01-10 Steve Ellcey <sje@cup.hp.com>
3551 * configure.ac: Save and restore LDFLAGS and LIBS
3552 * configure: Regenerate.
3554 2010-01-10 Richard Guenther <rguenther@suse.de>
3557 * builtins.c (fold_builtin_strlen): Add type argument and
3558 convert the resulting length to it.
3559 (fold_builtin_1): Adjust.
3561 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3563 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
3564 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
3566 (num_insns_constant_wide): Adjust for that change.
3568 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3571 * web.c (union_defs): Add used argument, to combine uses of
3573 (entry_register): Adjust type and tests of used argument.
3574 (web_main): Widen used for new use. Pass it to union_defs.
3575 * df.h (union_defs): Adjust prototype.
3577 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3580 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
3581 uses in new incoming argument. Free body.
3582 (reset_debug_uses_in_loop): New.
3583 (analyze_insn_to_expand_var): Call the latter if the former found
3584 anything. Fix whitespace. Reject invalid dest overlaps before
3585 going through all insns in the loop.
3587 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3590 * haifa-sched.c (dying_use_p): Debug insns don't count.
3592 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3595 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
3596 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
3597 (verify_gimple_call): Reject LHS in noreturn calls.
3599 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3603 * tree-vect-loop-manip.c (adjust_info): New type.
3604 (adjust_vec): New pointer to vector.
3605 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
3606 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
3607 (slpeel_update_phis_for_duplicate_loop): Use them.
3608 (slpeel_update_phi_nodes_for_guard1): Likewise.
3609 (slpeel_update_phi_nodes_for_guard2): Likewise.
3610 (slpeel_tree_peel_loop_to_edge): Likewise.
3611 (vect_update_ivs_after_vectorizer): Likewise.
3613 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3615 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
3616 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3618 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3620 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
3621 bogus uninitialized warning.
3623 2010-01-09 Richard Guenther <rguenther@suse.de>
3626 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
3627 the evolution is compatible with the initial condition.
3629 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3631 * gcc.c (process_command): Update copyright notice dates.
3632 * gcov.c (print_version): Likewise.
3633 * gcov-dump.c (print_version): Likewise.
3634 * mips-tfile.c (main): Likewise.
3635 * mips-tdump.c (main): Likewise.
3637 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3640 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
3642 (rotlhi3_8): Delete.
3644 (rotlsi3_8): Delete.
3645 (rotlsi3_16): Delete.
3646 (rotlsi3_24): Delete.
3648 (*rotw<mode>3): New.
3649 (*rotb<mode>3): New.
3650 * config/avr/avr.c (avr_rotate_bytes): New function.
3651 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
3653 2010-01-08 Steve Ellcey <sje@cup.hp.com>
3656 * configure.ac: Modify -rdynamic check.
3657 * configure: Regenerate.
3659 2010-01-08 DJ Delorie <dj@redhat.com>
3661 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
3662 register popping order.
3664 2010-01-08 Richard Guenther <rguenther@suse.de>
3667 * c.opt (fsigned-char): Also let LTO handle this option.
3668 (funsigned-char): Likewise.
3670 2010-01-07 Richard Guenther <rguenther@suse.de>
3672 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
3673 (gimple_op): Likewise.
3674 (gimple_op_ptr): Likewise.
3675 (gimple_assign_set_lhs): Remove gcc_assert.
3676 (gimple_assign_set_rhs1): Likewise.
3677 (gimple_assign_set_rhs2): Likewise.
3678 (gimple_call_set_lhs): Likewise.
3679 (gimple_call_set_fn): Likewise.
3680 (gimple_call_set_fndecl): Likewise.
3681 (gimple_call_fndecl): Likewise.
3682 (gimple_call_return_type): Likewise.
3683 (gimple_call_set_chain): Likewise.
3684 (gimple_call_num_args): Likewise.
3685 (gimple_call_set_arg): Likewise.
3686 (gimple_cond_set_code): Likewise.
3687 (gimple_cond_set_lhs): Likewise.
3688 (gimple_cond_set_rhs): Likewise.
3689 (gimple_cond_set_true_label): Likewise.
3690 (gimple_cond_set_false_label): Likewise.
3691 (gimple_label_set_label): Likewise.
3692 (gimple_goto_set_dest): Likewise.
3693 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
3694 (gimple_debug_bind_get_value): Likewise.
3695 (gimple_debug_bind_get_value_ptr): Likewise.
3696 (gimple_debug_bind_set_var): Likewise.
3697 (gimple_debug_bind_set_value): Likewise.
3698 (gimple_debug_bind_reset_value): Likewise.
3699 (gimple_debug_bind_has_value_p): Likewise.
3700 (gimple_return_retval_ptr): Remove gcc_assert.
3701 (gimple_return_retval): Likewise.
3702 (gimple_return_set_retval): Likewise.
3703 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
3704 (safe_referenced_var_iterator): Remove.
3705 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
3706 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
3707 (fill_referenced_var_vec): Remove.
3708 (first_readonly_imm_use): Remove redundant gcc_assert.
3709 (phi_arg_index_from_use): Combine gcc_asserts.
3710 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
3711 (first_imm_use_stmt): Remove redundant gcc_assert.
3712 * tree-cfg.c (verify_gimple_call): Verify function and chain
3713 operands. Verify arguments.
3714 (verify_types_in_gimple_stmt): Verify condition code and labels.
3716 2010-01-07 Richard Guenther <rguenther@suse.de>
3718 PR tree-optimization/42641
3719 * sese.c (rename_map_elt_info): Use the SSA name version, do
3722 2010-01-07 Jakub Jelinek <jakub@redhat.com>
3724 PR tree-optimization/42625
3725 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
3726 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
3728 2010-01-07 Duncan Sands <baldrick@free.fr>
3730 * Makefile.in (PLUGIN_HEADERS): Add version.h.
3732 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
3735 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
3736 note itself is not function_invariant_p.
3738 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
3740 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
3741 Do not add the DF_NOTE problem.
3742 * store-motion.c (execute_rtl_store_motion): Likewise.
3744 2010-01-07 Martin Jambor <mjambor@suse.cz>
3746 PR tree-optimization/42157
3747 * tree-sra.c (compare_access_positions): Stabilize sort if both
3748 accesses have integer types, return zero immediately if they are the
3751 2010-01-06 Richard Henderson <rth@redhat.com>
3754 * haifa-sched.c (add_to_note_list): Merge into ...
3755 (concat_note_lists): ... here, and ...
3756 (unlink_other_notes, rm_other_notes): Merge into...
3757 (remove_notes): ... here. Create REG_SAVE_NOTEs for
3758 NOTE_INSN_EPILOGUE_BEG.
3760 2010-01-06 Richard Guenther <rguenther@suse.de>
3762 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
3763 not inline regular functions into always-inline functions.
3765 2010-01-06 Nick Clifton <nickc@redhat.com>
3767 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
3768 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
3770 (OVERRIDE_OPTIONS): Delete.
3771 (OPTIMIZATION_OPTIONS): Define.
3772 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
3773 * config/rx/rx.c (rx_handle_option): Issue an error message if
3774 -mcpu=rx200 and -fpu are used together.
3775 (rx_set_optimization_options): New function. Issue an error
3776 message if an optimization attribute attempts to reset the FPU/
3777 math optimization pairing.
3778 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
3779 * config/rx/rx.opt: Set the default to 32-bit doubles.
3780 * config/rx/t-rx: Add multilibs for -nofpu option.
3781 * doc/invoke.texi: Update documentation of RX options.
3783 2010-01-06 Richard Guenther <rguenther@suse.de>
3785 * tree-ssa-pre.c (name_to_id): New global.
3786 (alloc_expression_id): Simplify SSA name handling.
3787 (lookup_expression_id): Likewise.
3788 (init_pre): Zero name_to_id.
3789 (fini_pre): Free it.
3791 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
3793 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
3795 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
3798 * config/i386/sse.md (smaxv2di3): New.
3799 (umaxv2di3): Likewise.
3800 (sminv2di3): Likewise.
3801 (uminv2di3): Likewise.
3803 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
3806 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
3807 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
3808 (legitimize_tls_address): Likewise.
3809 (sparc_tls_referenced_p): Likewise.
3810 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
3811 and adjust calls to legitimize_pic_address.
3812 (legitimate_constant_p) Use sparc_tls_referenced_p.
3813 (legitimate_pic_operand_p): Likewise.
3814 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
3815 (sparc_tls_symbol_ref_1): Delete.
3816 (sparc_tls_referenced_p): Make static, recognize specific patterns.
3817 (legitimize_tls_address): Make static, handle CONST patterns.
3818 (legitimize_pic_address): Make static, remove unused parameter and
3819 adjust recursive calls.
3820 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
3821 and adjust call to legitimize_pic_address.
3822 (sparc_output_mi_thunk): Likewise.
3824 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
3825 H.J. Lu <hongjiu.lu@intel.com>
3828 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
3829 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
3830 operands to make them signed.
3833 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3836 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3837 GTU to GT for V4SI and V2DI.
3839 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3840 (umin<mode>3): Removed.
3842 (uminv4si3): Likewise.
3844 2010-01-05 Martin Jambor <mjambor@suse.cz>
3846 PR tree-optimization/42462
3847 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
3848 current_function_decl to helper functions and macros.
3850 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3853 * flags.h: Don't include real.h.
3854 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
3855 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
3856 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
3857 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
3858 * dominance.c: Update copyright.
3859 * gimple.c (walk_gimple_op): Remove inline.
3860 * tree-ssa-reassoc.c: Include real.h.
3861 * Makefile.in (FLAGS_H): Remove $(REAL_H).
3862 (tree-ssa-reassoc.o): Depend on $(REAL_H).
3864 2010-01-05 Nick Clifton <nickc@redhat.com>
3866 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
3867 register to push into the stack frame when the accumulator has to
3868 be saved during interrupts.
3870 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
3872 * doc/invoke.texi: Remove the documentation about option
3874 * common.opt (Wunreachable-code): Preserved for backward
3876 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
3877 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
3878 the backward compatibility flag section.
3880 2010-01-05 Richard Guenther <rguenther@suse.de>
3882 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
3884 2010-01-05 Jakub Jelinek <jakub@redhat.com>
3887 * cfgexpand.c (expand_one_var): Diagnose too large variables.
3889 PR tree-optimization/42508
3890 * tree-sra.c (convert_callers): Check for recursive call
3891 by comparing cgraph nodes instead of decls.
3892 (modify_function): Call ipa_modify_formal_parameters also
3893 on all same_body aliases.
3895 * cgraphunit.c (cgraph_materialize_all_clones): Compare
3896 cgraph nodes when checking for same_body aliases.
3898 2010-01-05 Richard Guenther <rguenther@suse.de>
3900 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
3901 allocation and lookup.
3902 (get_or_alloc_expr_for_constant): Likewise.
3903 (phi_translate): Sink allocation.
3905 2010-01-04 Richard Guenther <rguenther@suse.de>
3907 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
3908 a new entry only if needed.
3909 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
3910 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
3912 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
3914 (phi_translate): Handle CONSTANTs early.
3916 2010-01-04 Martin Jambor <mjambor@suse.cz>
3918 PR tree-optimization/42398
3919 * tree-sra.c (struct access): Removed flag grp_different_types.
3920 (dump_access): Do not dump the removed flag.
3921 (sort_and_splice_var_accesses): Do not set the removed flag.
3922 (sra_modify_expr): Check for type compatibility directly.
3924 2010-01-04 Martin Jambor <mjambor@suse.cz>
3926 PR tree-optimization/42366
3927 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
3928 edges with variable number of parameters.
3929 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
3930 flag instead of asserting it.
3931 (ipa_read_node_info): Read uses_analysis_done flag.
3933 2010-01-04 Richard Guenther <rguenther@suse.de>
3935 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
3936 iterative_hash_* as intended.
3937 (vn_reference_compute_hash): Likewise. Simplify hashing
3939 (vn_reference_lookup_2): Likewise.
3940 (vn_nary_op_compute_hash): Likewise.
3941 (vn_phi_compute_hash): Likewise.
3942 (expressions_equal_p): Remove strange code.
3943 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
3944 (pre_expr_hash): Likewise. Simplify hashing SSA names.
3945 (bitmap_insert_into_set_1): Take value-id as parameter.
3946 (add_to_value): Pass it.
3947 (bitmap_insert_into_set): Likewise.
3948 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
3950 2010-01-04 Jakub Jelinek <jakub@redhat.com>
3953 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
3954 (do_self_spec): For switches with SWITCH_IGNORE set set also
3955 SWITCH_IGNORE_PERMANENTLY.
3956 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
3959 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
3961 * lto-streamer-out.c (output_unreferenced_globals): Output the full
3962 tree of an unreferenced global var.
3964 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3967 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3968 GTU to GT for V4SI and V2DI.
3970 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3971 (umin<mode>3): Removed.
3973 (uminv4si3): Likewise.
3975 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3978 * collect2.c (main): Turn on trace in collect2 if -v is passed
3981 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
3983 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
3984 description of expression operand.
3986 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
3988 * configure.ac: Add install-html to target_list for Make-hooks.
3989 * configure: Regenerate.
3990 * fortran/Make-lang.in (F95_HTMLFILES): New.
3991 (fortran.html): Use it.
3992 (fortran.install-html): New.
3993 * Makefile.in (install-html): Add lang.install-html.
3994 * java/Make-lang.in (JAVA_HTMLFILES): New.
3995 (java.html): Use it.
3996 (java.install-html): New.
3997 * objc/Make-lang.in (objc.install-html): New.
3998 * objcp/Make-lang.in (obj-c++.install-html): New.
3999 * cp/Make-lang.in (c++.install-html): New.
4000 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
4001 * lto/Make-lang.in (lto.install-html): New.
4003 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4006 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
4008 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
4010 PR rtl-optimization/41862
4011 * store-motion.c (store_killed_in_insn, compute_store_table,
4012 remove_reachable_equiv_notes, replace_store_insn,
4013 build_store_vectors): Ignore all DEBUG_INSNs.
4015 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4018 * common.opt: Add dumpdir.
4020 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
4022 (option_map): Add --dumpdir.
4024 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
4026 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
4028 * opts.c (decode_options): Try dump_dir_name first if
4029 dump_base_name isn't an absolute path.
4030 (common_handle_option): Handle OPT_dumpdir.
4032 * toplev.c (dump_dir_name): New.
4033 (print_switch_values): Also ignore -dumpdir.
4035 * toplev.h (dump_dir_name): New.
4037 2010-01-03 Richard Guenther <rguenther@suse.de>
4039 PR tree-optimization/42589
4040 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
4041 double-word expansion of bswap32.
4043 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
4045 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
4046 with BLOCK_FOR_INSN.
4047 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
4048 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
4049 noce_process_if_block): Likewise.
4050 * gcse.c (compute_local_properties, insert_expr_in_table,
4051 insert_set_in_table, canon_list_insert, find_avail_set,
4052 pre_insert_copy_insn): Likewise.
4054 * basic-block.h (BLOCK_NUM): Move from here...
4055 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
4057 2010-01-03 Richard Guenther <rguenther@suse.de>
4059 PR tree-optimization/42438
4060 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
4061 contains_may_not_return_call flag.
4062 (BB_MAY_NOTRETURN): New.
4063 (valid_in_sets): Trapping nary operations are not valid
4064 in blocks that may not return.
4065 (insert_into_preds_of_block): Remove check for trapping expressions.
4066 (compute_avail): Compute also BB_MAY_NOTRETURN.
4068 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
4070 * doc/invoke.texi: Add 2010 to copyright years.
4072 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
4074 * config/sparc/sparc.c: Fix formatting nits.
4076 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
4077 Alexander Monakov <amonakov@ispras.ru>
4079 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
4081 2010-01-02 Richard Guenther <rguenther@suse.de>
4084 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
4085 (simplify_switch_using_ranges): Mark to be removed edges
4088 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4090 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4092 * collect2.c (scan_libraries): Add missing argument in call to
4095 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
4098 * config/alpha/predicates.md (aligned_memory_operand): Return false
4100 (unaligned_memory_operand): Return true for CQImode.
4101 * config/alpha/alpha.c (get_aligned_mem): Assert that location
4102 doesn not cross aligned SImode word boundary.
4104 2010-01-02 Anatoly Sokolov <aesok@post.ru>
4106 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
4108 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
4109 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
4111 2010-01-02 Richard Guenther <rguenther@suse.de>
4114 * toplev.c (compile_file): Emit LTO marker properly. Change
4116 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
4118 2010-01-01 Richard Guenther <rguenther@suse.de>
4121 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
4123 2010-01-01 Richard Guenther <rguenther@suse.de>
4126 * c-decl.c (grokdeclarator): For zero-size arrays force
4127 structural equality checks as layout_type does.
4129 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4131 * builtins.c: Update copyright to 2010.
4133 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4136 * lto-streamer-out.c (produce_asm): Revert the last change.
4137 (copy_function): Likewise.
4139 * lto-streamer.c (lto_get_section_name): Skip any leading
4142 2010-01-01 Richard Guenther <rguenther@suse.de>
4145 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
4149 Copyright (C) 2010 Free Software Foundation, Inc.
4151 Copying and distribution of this file, with or without modification,
4152 are permitted in any medium without royalty provided the copyright
4153 notice and this notice are preserved.