1 2010-03-22 Janis Johnson <janis187@us.ibm.com>
2 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4 * doc/sourcebuild.texi (Test Directives): Split into six
5 subsections, with most of the current text in new subsections
6 Directives, Selectors, and Final Actions.
7 (Directives): Split list of test directives into multiple
9 (Selectors): Describe use and syntax of selectors.
10 (Effective-Target Keywords): Describe all existing keywords.
11 (Add Options): Describe features for dg-add-options.
12 (Require Support): Describe variants of dg-require-support.
13 (Final Actions): Describe commands to use in dg-final.
15 2010-03-22 Michael Matz <matz@suse.de>
18 * recog.c (validate_replace_rtx_group): Replace also in
19 REG_EQUAL and REG_EQUIV notes.
21 2010-03-22 Richard Guenther <rguenther@suse.de>
23 PR tree-optimization/43390
24 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
25 sure vector extracts are type correct.
27 2010-03-22 Richard Guenther <rguenther@suse.de>
30 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
31 x * sqrt (x) even when optimizing for size if the target
32 has native support for sqrt.
34 2010-03-22 Jakub Jelinek <jakub@redhat.com>
36 * varasm.c (make_decl_rtl_for_debug): Also clear
37 flag_mudflap for the duration of make_decl_rtl call.
40 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
41 locs from preserved VALUEs.
43 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
46 * pa.md (movmemsi): Set align to one if zero.
49 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
52 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
53 with their corresponding prologue pushes.
55 2010-03-20 Andrew Pinski <pinskia@gmail.com>
58 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
59 at the begining or end.
60 (spu_expand_epilogue): Likewise.
62 2010-03-20 Richard Guenther <rguenther@suse.de>
64 PR rtl-optimization/43438
65 * combine.c (make_extraction): Properly zero-/sign-extend an
66 extraction of the low part of a CONST_INT. Also handle
69 2010-03-19 Mike Stump <mikestump@comcast.net>
71 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
72 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
73 (override_options): Use SUBTARGET32_DEFAULT_CPU.
75 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
78 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was an error.
80 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
82 PR rtl-optimization/42258
83 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
84 use that may match DEF.
87 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
88 the cost of loading the constant rather than assuming
90 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
91 outer code is AND, do the same tests as the andsi3 expander and
92 return COSTS_N_INSNS (1) if and is cheap.
94 * optabs.c (avoid_expensive_constant): Fix formatting.
96 2010-03-19 Michael Matz <matz@suse.de>
99 * attribs.c (decl_attributes): When rebuilding a function pointer
100 type use the same qualifiers as the original pointer type.
102 2010-03-19 Martin Jambor <mjambor@suse.cz>
104 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
105 and is_gimple_ip_invariant_address.
107 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
110 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
112 * config/arm/arm.c (arm_override_options): Turn off
113 flag_dwarf2_cfi_asm for AAPCS variants.
115 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
118 * config/arm/arm.c (emit_multi_reg_push): Update comments.
119 Use PRE_MODIFY instead of PRE_DEC.
120 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
121 (vfp_emit_fstmd): Likewise.
123 2010-03-19 Michael Matz <matz@suse.de>
126 * builtins.c (expand_builtin_interclass_mathfn,
127 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
130 2010-03-19 Richard Guenther <rguenther@suse.de>
132 PR tree-optimization/43415
133 * tree-ssa-pre.c (phi_translate): Split out worker to ...
134 (phi_translate_1): ... this.
135 (phi_translate): Move all caching here. Cache all NARY
136 and REFERENCE translations.
138 2010-03-19 David S. Miller <davem@davemloft.net>
140 With help from Eric Botcazou.
141 * config/sparc/sparc.c: Include dwarf2out.h.
142 (emit_pic_helper): Delete.
143 (pic_helper_symbol_name): Delete.
144 (pic_helper_emitted_p): Delete.
145 (pic_helper_needed): New.
146 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
147 (get_pc_thunk_name): New.
148 (load_pic_register): Remove 'delay_pic_helper' arg. Use
149 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
150 Set pic_helper_needed to true. Don't call emit_pic_helper.
151 (sparc_expand_prologue): Update load_pic_register call.
152 (sparc_output_mi_thunk): Likewise.
153 (sparc_file_end): Emit a hidden comdat symbol for the PIC
154 thunk if possible. Output CFI information as needed.
156 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
157 Jack Howarth <howarth@bromo.med.uc.edu>
160 * config/i386/i386.h: Fix ABI on darwin x86-32.
162 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
164 * tree.h: Declare make_decl_rtl_for_debug.
165 * varasm.c (make_decl_rtl_for_debug): New.
166 * dwarf2out.c (rtl_for_decl_location): Call it.
167 * cfgexpand.c (expand_debug_expr): Call it.
169 2010-03-18 Jakub Jelinek <jakub@redhat.com>
172 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
176 * var-tracking.c (vt_init_cfa_base): Do nothing if
177 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed
180 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
183 * var-tracking.c (canonicalize_vars_star): New.
184 (dataflow_post_merge_adjust): Use it.
186 2010-03-18 Jakub Jelinek <jakub@redhat.com>
189 * var-tracking.c (non_suitable_const): New function.
190 (add_uses): For DEBUG_INSNs with constants, don't record any
191 value, instead just the constant value itself.
192 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
193 is not VAR_LOC_UNKNOWN_P, set var to the constant.
194 (emit_notes_in_bb): Likewise.
195 (emit_note_insn_var_location): For onepart variables if
196 cur_loc is a VOIDmode constant, use DECL_MODE.
198 2010-03-18 Martin Jambor <mjambor@suse.cz>
201 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
202 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
203 all non-clones. Moved call redirection...
204 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new
206 (cgraph_materialize_all_clones): Dispose of all
207 combined_args_to_skip bitmaps.
208 (verify_cgraph_node): Do not check for edges pointing to wrong
209 nodes in inline clones.
210 * tree-inline.c (copy_bb): Call
211 cgraph_redirect_edge_call_stmt_to_callee.
212 * ipa.c (cgraph_remove_unreachable_nodes): Call
213 cgraph_node_remove_callees even when there are used clones.
215 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
217 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
219 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
222 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
225 2010-03-18 Michael Matz <matz@suse.de>
228 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
229 into sqrt(x) if we need to preserve signed zeros.
231 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
232 Eric Botcazou <ebotcazou@adacore.com>
234 PR rtl-optimization/43360
235 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
236 note if we don't know its invariant status.
238 2010-03-18 Michael Matz <matz@suse.de>
240 PR tree-optimization/43402
241 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
242 PHI chains of ssa names registered for update.
244 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
247 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
248 non-offsettable and pre_modify update addressing.
249 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
250 and "2" alternatives "#".
251 (*movdd_softfloat32): Make all alternatives "#";
252 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
253 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
254 (*movdf_softfloat32): Make all alternatives "#";
255 (movdi): Use the new DIFD mode iterator to create a common splitter
256 for movdi, movdf and movdd patterns.
258 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
260 * common.opt (dumpdir): Remove redundant tab.
262 2010-03-17 Martin Jambor <mjambor@suse.cz>
264 PR tree-optimization/43347
265 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
266 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
268 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
270 PR rtl-optimization/42216
271 * regrename.c (create_new_chain): New function, broken out from...
272 (scan_rtx_reg): ... here. Call it. Handle the case where we are
273 appending a use to an empty chain.
274 (build_def_use): Remove previous changes that convert OP_INOUT to
275 OP_OUT operands; instead detect the case where an OP_INOUT operand
276 uses a previously untracked register and create an empty chain for
279 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
281 * doc/extend.texi (Function Attributes): Rewrite unfinished
282 sentence in ms_abi documentation.
284 2010-03-17 Alan Modra <amodra@gmail.com>
286 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
287 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
288 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
289 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
291 2010-03-16 Richard Henderson <rth@redhat.com>
294 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
295 (lower_try_finally): Save and restore eh_seq around the expansion
298 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
300 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
301 statements before splitting block.
303 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
305 * doc/sourcebuild.texi (Testsuites): Fix markup.
306 Use pathnames relative to gcc/testsuite.
307 (Test Directives): Move description of how timeout is determined.
308 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
309 (C Tests): Correct gcc.misc-tests directory.
310 Framework tests now live in gcc.test-framework.
312 2010-03-16 Richard Guenther <rguenther@suse.de>
315 * tree-cfg.c (gimple_merge_blocks): When propagating virtual
316 PHI operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI
319 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
320 Alexandre Oliva <aoliva@redhat.com>
322 PR tree-optimization/42917
323 * lambda-code.c (remove_iv): Skip debug statements.
324 (lambda_loopnest_to_gcc_loopnest): Likewise.
325 (not_interesting_stmt): Debug statements are not interesting.
327 2010-03-16 Jakub Jelinek <jakub@redhat.com>
331 * cselib.c (cselib_preserve_constants,
332 cfa_base_preserved_val): New static variables.
333 (preserve_only_constants): New function.
334 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
335 clear its REG_VALUES. If cselib_preserve_constants, don't
336 empty the whole hash table, but preserve there VALUEs with constants,
337 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
338 (cselib_preserve_cfa_base_value): New function.
339 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
340 (cselib_init): Change argument to int bitfield. Set
341 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
343 (cselib_finish): Clear cselib_preserve_constants and
344 cfa_base_preserved_val.
345 * cselib.h (enum cselib_record_what): New enum.
346 (cselib_init): Change argument to int.
347 (cselib_preserve_cfa_base_value): New prototype.
348 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
349 * dse.c (dse_step1): Likewise.
350 * cfgcleanup.c (thread_jump): Likewise.
351 * sched-deps.c (sched_analyze): Likewise.
352 * gcse.c (local_cprop_pass): Likewise.
353 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
354 If FN is non-NULL, call the callback always and whenever it returns
355 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
356 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
357 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
358 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
359 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
360 * var-tracking.c: Include recog.h.
361 (bb_stack_adjust_offset): Remove.
362 (vt_stack_adjustments): Don't call it, instead just gather the
363 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
364 (adjust_stack_reference): Remove.
365 (compute_cfa_pointer): New function.
366 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
367 (struct adjust_mem_data): New type.
368 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
370 (get_address_mode): New function.
371 (replace_expr_with_values): Use it.
372 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
373 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
374 (adjust_sets): Remove.
375 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
376 Use get_address_mode.
377 (get_adjusted_src): Remove.
378 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
379 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
380 (add_with_sets): Don't call adjust_sets.
381 (fp_setter, vt_init_cfa_base): New functions.
382 (vt_initialize): Change return type to bool. Move most of pool etc.
383 initialization to the beginning of the function from end. Pass
384 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
385 If !frame_pointer_needed, call vt_stack_adjustment before mos
386 vector is filled, call vt_init_cfa_base if argp/framep has been
387 eliminated to sp. If frame_pointer_needed and argp/framep has
388 been eliminated to hard frame pointer, set
389 hard_frame_pointer_adjustment and call vt_init_cfa_base after
390 encountering fp setter in the prologue. For MO_ADJUST, call
391 log_op_type before pusing the op into mos vector, not afterwards.
392 Call adjust_insn before cselib_process_insn/add_with_sets,
393 call cancel_changes (0) afterwards.
394 (variable_tracking_main_1): Adjust for vt_initialize calling
395 vt_stack_adjustments and returning whether it succeeded or not.
397 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
399 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
402 2010-03-15 Jakub Jelinek <jakub@redhat.com>
404 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
406 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
407 drap_reg has not been set.
409 2010-03-15 Michael Matz <matz@suse.de>
412 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
413 use it to expand block copies.
414 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
415 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
416 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
418 2010-03-15 Richard Guenther <rguenther@suse.de>
420 PR tree-optimization/43367
421 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
424 2010-03-15 Richard Guenther <rguenther@suse.de>
426 PR tree-optimization/43317
427 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
429 2010-03-15 Martin Jambor <mjambor@suse.cz>
431 PR tree-optimization/43141
432 * tree-sra.c (create_abstract_origin): New function.
433 (modify_function): Call create_abstract_origin.
435 2010-03-15 Chris Demetriou <cgd@google.com>
437 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
440 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
443 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
444 call insert_out_of_ssa_copy for default definitions.
446 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
448 * graphite-clast-to-gimple.c (my_long_long): Defined.
449 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
450 * graphite-sese-to-poly.c (my_long_long): Defined.
451 (scop_ivs_can_be_represented): Use it.
453 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
455 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
456 graphite-max-bbs-per-function, and loop-block-tile-size.
457 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
459 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
461 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
463 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
465 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
466 (add_upper_bounds_from_estimated_nit): New.
467 (build_loop_iteration_domains): Use it.
469 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
471 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
473 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
476 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
477 should be an INTEGER_CST. Also handle CASE_CONVERT.
479 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
481 * graphite.c (graphite_initialize): To bound the number of bbs per
482 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
483 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
484 * doc/invoke.texi: Document it.
486 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
488 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
489 * graphite-sese-to-poly.h (build_poly_scop): Same.
491 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
493 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
494 the number of parameters in the scop. Use as an upper bound
495 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
496 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
497 * doc/invoke.texi: Document it.
499 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
501 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
502 * doc/c-tree.texi: Remove.
503 * doc/generic.texi: Merge c-tree.texi here.
504 * doc/gccint.texi (Trees): Remove menu entry.
505 (c-tree.texi): Remove @include.
506 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
507 * doc/languages.texi (Reading RTL): Ditto.
509 2010-03-12 Steve Ellcey <sje@cup.hp.com>
512 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
514 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
517 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
518 code added to work around reload clobbering CONST insns.
520 2010-03-12 Jakub Jelinek <jakub@redhat.com>
522 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
523 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
524 (cselib_preserve_only_values): Remove retain argument, don't
525 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
526 * cselib.h (cselib_preserve_only_values): Remove retain argument.
527 * var-tracking.c (micro_operation): Move insn field before union.
528 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
529 (struct variable_tracking_info_def): Remove n_mos field, change
530 mos into a vector of micro_operations.
531 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
532 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
533 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
534 changing into a vector.
535 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
536 come before all other uops generated by add_stores.
537 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
539 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
540 a vector. Run just one pass over the bbs instead of separate counting
541 and computation phase.
542 (vt_finalize): Free VTI (bb)->mos vector instead of array.
545 * tree-inline.c (remap_decls): Put old_var rather than origin_var
546 into *nonlocalized_list vector.
547 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
548 even if origin is non-NULL.
549 (gen_variable_die): Likewise.
550 (process_scope_var): Don't change origin.
551 (gen_decl_die): Likewise.
552 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
553 before adding new edges instead of after it, fix moving over
556 2010-03-11 David S. Miller <davem@davemloft.net>
558 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
560 * configure: Rebuild.
562 2010-03-11 Martin Jambor <mjambor@suse.cz>
564 PR tree-optimization/43257
565 * tree.c (assign_assembler_name_if_neeeded): New function.
566 (free_lang_data_in_cgraph): Assembler name assignment moved to the
568 * tree.h (assign_assembler_name_if_neeeded): Declare.
569 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
570 the function if needed.
572 2010-03-11 Chris Demetriou <cgd@google.com>
574 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
575 include/stdint-gcc.h, and include/stdint.h world-readable.
577 2010-03-11 Richard Guenther <rguenther@suse.de>
579 PR tree-optimization/43255
580 * tree-vrp.c (process_assert_insertions_for): Do not insert
581 asserts for trivial conditions.
583 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
585 PR tree-optimization/43280
586 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
587 generation. Move calculation of size out of the if branch.
588 (find_bswap): Modify compare number generation.
590 2010-03-11 Richard Guenther <rguenther@suse.de>
593 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
594 (input_gimple_stmt): Fixup handled component types during
595 operand read. Also fix up decls in ADDR_EXPRs.
597 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
599 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
600 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
602 2010-03-10 Jan Hubicka <jh@suse.cz>
605 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
606 * varasm.c (get_variable_section): Don't do that here...
607 (make_decl_rtl): ... and here.
608 (do_assemble_alias): Produce decl RTL.
609 (assemble_alias): Likewise.
611 2010-03-10 Jakub Jelinek <jakub@redhat.com>
614 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
615 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
617 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
618 (based_loc_descr): Only express drap or vdrap regno based expressions
619 using DW_OP_fbreg when not optimizing.
620 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
621 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
622 REG_CFA_SET_VDRAP note.
624 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
626 PR tree-optimization/43236
627 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
628 error in calculation of base address in reverse iteration case.
629 (generate_builtin): Take number of latch executions if the statement
632 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
635 * tree-eh.c: Include pointer-set.h.
636 (lower_eh_dispatch): Filter out duplicate case labels and
637 remove the unneeded edge when the label is unused. Return
638 true when some edges are removed.
639 (execute_lower_eh_dispatch): When any lowering resulted in
640 removing an edge, also delete unreachable blocks.
642 2010-03-10 Jakub Jelinek <jakub@redhat.com>
645 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
646 UNSPEC_MACHOPIC_OFFSET.
648 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
651 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
652 (m68k_delegitimize_address): New function.
654 2010-03-09 Jakub Jelinek <jakub@redhat.com>
657 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
660 * var-tracking.c (adjust_sets): New function.
661 (count_with_sets, add_with_sets): Use it.
662 (get_adjusted_src): New inline function.
663 (add_stores): Use it.
666 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
667 call cselib_dummy_expand_value_rtx_cb instead of
668 cselib_expand_value_rtx_cb.
671 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
672 * config/i386/i386.c: Include debug.h and dwarf2out.h.
673 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
674 and .cfi_endproc around the pic thunks.
675 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
676 all queued unwind info register saves are saved before the call.
677 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
678 considered as sp-=4 for unwind info and the pop as sp+=4 which
679 also clobbers dest, but doesn't actually restore it.
682 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
685 2010-03-09 Jie Zhang <jie@codesourcery.com>
687 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
688 whitespaces in output template.
690 2010-03-09 Jie Zhang <jie@codesourcery.com>
692 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
695 2010-03-08 Jakub Jelinek <jakub@redhat.com>
697 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
698 builtins.exp in a separate job.
700 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
702 * graphite-sese-to-poly.c (add_param_constraints): Use
703 lower_bound_in_type and upper_bound_in_type.
705 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
707 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
708 instead of unsigned_type_node.
710 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
711 Reza Yazdani <reza.yazdani@amd.com>
714 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
715 on pointer type parameters.
717 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
721 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
722 handle conversions from pointer to integers.
723 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
724 induction variable, to be able to work with code generated by CLooG.
725 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
726 (build_poly_scop): Bail out if we cannot codegen a loop.
728 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
730 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
731 code generation with gloog_error.
733 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
735 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
736 Call fold_convert on all the returned values.
737 (expand_scalar_variables_expr): Pass to
738 expand_scalar_variables_ssa_name the type of the resulting expression.
740 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
742 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
743 ppl_min_for_le_pointset.
744 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
745 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
747 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
749 * graphite-dependences.c (map_into_dep_poly): Removed.
750 (dependence_polyhedron_1): Use combine_context_id_scat.
752 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
754 * graphite-poly.h (struct poly_scattering): Add layout documentation.
755 (struct poly_bb): Same.
756 (combine_context_id_scat): New.
758 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
761 * sese.c (name_defined_in_loop_p): Return false for default
764 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
766 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
767 and clean up the logic.
769 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
771 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
774 2010-03-08 Jakub Jelinek <jakub@redhat.com>
776 * var-tracking.c (remove_cselib_value_chains): Define only for
778 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
779 delete_slot_part, emit_notes_for_differences_1): Don't call
780 remove_cselib_value_chains here.
781 (set_slot_part, emit_notes_for_differences_2): Don't call
782 add_cselib_value_chains here.
783 (preserved_values): New vector.
784 (preserve_value): New function.
785 (add_uses, add_stores, vt_add_function_parameters): Use it
786 instead of cselib_preserve_value.
787 (changed_values_stack): New vector.
788 (check_changed_vars_0): New function.
789 (check_changed_vars_1, check_changed_vars_2): Use it.
790 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
791 changed_values_stack VALUEs.
792 (vt_emit_notes): For all preserved_values call
793 add_cselib_value_chains. If ENABLE_CHECKING call
794 remove_cselib_value_chains before verifying value_chains is empty.
795 Initialize and free changed_values_stack.
796 (vt_initialize): Initialize preserved_values.
797 (vt_finalize): Free preserved_values.
799 2010-03-08 Richard Guenther <rguenther@suse.de>
801 PR tree-optimization/43269
802 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
805 2010-03-08 Martin Jambor <mjambor@suse.cz>
807 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
808 (ipa_is_param_called): Removed.
809 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
810 (ipa_print_node_params): Do not print the called flag.
811 (ipa_write_node_info): Do not stream the called flag.
812 (ipa_read_node_info): Likewise.
814 2010-03-07 Jakub Jelinek <jakub@redhat.com>
817 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
818 * cselib.c (struct expand_value_data): Add dummy field.
819 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
821 (cselib_dummy_expand_value_rtx_cb): New function.
822 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
824 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
825 * var-tracking.c: Include pointer-set.h.
826 (variable): Change n_var_parts to char from int. Add
827 cur_loc_changed and in_changed_variables fields.
828 (variable_canonicalize): Remove.
829 (shared_var_p): New inline function.
830 (unshare_variable): Maintain cur_loc_changed and
831 in_changed_variables fields. If var was in changed_variables,
832 replace it there with new_var. Just copy cur_loc instead of
833 resetting it to something else.
834 (variable_union): Don't recompute cur_loc. Use shared_var_p.
835 (dataflow_set_union): Don't call variable_canonicalize.
836 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
837 of their DEBUG_EXPR_TREE_DECLs.
838 (canonicalize_loc_order_check): Verify that cur_loc is NULL
839 and in_changed_variables and cur_loc_changed is false.
840 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
841 and cur_loc_changed. Don't update cur_loc here.
842 (variable_merge_over_src): Don't call variable_canonicalize.
843 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
844 removing loc that is equal to cur_loc, clear cur_loc,
845 set cur_loc_changed and ensure variable_was_changed is called.
846 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
847 compare pointers in cur_loc check, if it is equal to loc,
848 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
849 (variable_different_p): Remove compare_current_location argument,
850 don't compare cur_loc.
851 (dataflow_set_different_1): Adjust variable_different_p caller.
852 (variable_was_changed): If dv had some var in changed_variables
853 already, reset in_changed_variables flag for it and propagate
854 cur_loc_changed over to the new variable. On empty var
855 always set cur_loc_changed. Set in_changed_variables on whatever
856 var is added to changed_variables.
857 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
858 Use shared_var_p. When removing loc that is equal to cur_loc,
859 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
860 end, don't set it to something else, just call variable_was_changed.
861 (delete_slot_part): Use shared_var_p. When cur_loc equals to
862 loc being removed, clear cur_loc and set cur_loc_changed.
863 Set cur_loc_changed if all locations have been removed.
864 (struct expand_loc_callback_data): New type.
865 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
866 allocated. Always create SUBREGs if simplify_subreg failed.
867 Prefer to use cur_loc, when that fails and still in
868 changed_variables (and seen first time) recompute it. Set
869 cur_loc_changed of variables which had to change cur_loc and
870 compute elcd->cur_loc_changed if any of the subexpressions used
871 had to change cur_loc.
872 (vt_expand_loc): Adjust to pass arguments in
873 expand_loc_callback_data structure.
874 (vt_expand_loc_dummy): New function.
875 (emitted_notes): New variable.
876 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
877 that weren't used for any other decl in current
878 emit_notes_for_changes call call vt_expand_loc_dummy to update
879 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
880 first loc_chain location if NULL before. Always use just
881 cur_loc instead of first loc_chain location. When cur_loc_changed
882 is false, when not --enable-checking=rtl just don't emit any note.
883 When rtl checking, compute the note and assert it is the same
884 as previous note. Clear cur_loc_changed and in_changed_variables
885 at the end before removing from changed_variables.
886 (check_changed_vars_3): New function.
887 (emit_notes_for_changes): Traverse changed_vars to call
888 check_changed_vars_3 on each changed var.
889 (emit_notes_for_differences_1): Clear cur_loc_changed and
890 in_changed_variables. Recompute cur_loc of new_var.
891 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
892 (vt_emit_notes): Initialize and destroy emitted_notes.
894 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
896 PR rtl-optimization/42220
897 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
898 Use verify_reg_tracked to determine if we should use OP_OUT rather
900 (build_def_use): If we see an in-out operand for a register that we
901 know nothing about, treat is an output if possible, fail the block if
904 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
907 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
910 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
913 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
914 uses of relevant DEFs that are dead outside the loop too.
916 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
918 * var-tracking.c (dataflow_set_merge): Swap src and src2.
920 2010-01-13 Jakub Jelinek <jakub@redhat.com>
922 * var-tracking.c (values_to_unmark): New variable.
923 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
924 values_to_unmark vector. Moved body to...
925 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
926 instead queue it into values_to_unmark vector.
927 (vt_find_locations): Free values_to_unmark vector.
929 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
931 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
932 (site.exp): Export them when plugins are enabled.
934 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
937 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
939 (chrec_fold_multiply): Same.
941 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
944 * c-decl.c (build_compound_literal): Return early if init is
947 2010-03-04 Martin Jambor <mjambor@suse.cz>
949 PR tree-optimization/43164
950 PR tree-optimization/43191
951 * tree-sra.c (type_consists_of_records_p): Reject records with
952 zero-size bit-fields at the end.
954 2010-03-04 Mike Stump <mikestump@comcast.net>
956 * Makefile.in (TAGS): Remove *.y.
958 2010-03-04 Richard Guenther <rguenther@suse.de>
960 PR tree-optimization/40761
961 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
963 (my_rev_post_order_compute): New function.
966 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
969 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
970 decrease the cost of an IV candidate when the cost is infinite.
972 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
974 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
975 Use '3DNow!' for the extension of that name, ensure normal space
977 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
979 2010-03-03 Jeff Law <law@redhat.com>
981 * PR middle-end/32693
982 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
984 (extract_bit_field_1): Likewise.
986 2010-03-03 Janis Johnson <janis187@us.ibm.com>
988 * doc/sourcebuild.texi (Test directives): Document that arguments
989 include-opts and exclude-opts are now optional for dg-skip-if,
990 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
992 2010-03-03 Jason Merrill <jason@redhat.com>
995 * cgraph.h (varpool_node): Add extra_name field.
996 * varpool.c (varpool_extra_name_alias): New.
997 (varpool_assemble_decl): Emit extra name aliases.
998 (varpool_mark_needed_node): Look past an extra name alias.
999 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
1000 * lto-streamer-in.c (lto_input_tree): Read it.
1001 * lto-streamer-out.c (output_unreferenced_globals): Write it.
1003 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
1005 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
1006 (sparc*-*-solaris2*): ...this.
1008 2010-03-03 Jakub Jelinek <jakub@redhat.com>
1011 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
1012 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
1013 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
1014 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
1017 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
1018 fallthrough to default handling, just with want_address 0 instead of 2.
1019 For single element lists, add_AT_loc directly, otherwise create an
1020 artificial variable DIE and stick location list to it.
1023 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
1024 (VAL_EXPR_HAS_REVERSE): Define.
1025 (reverse_op): New function.
1026 (add_stores): For reversible operations add an extra MO_VAL_USE.
1028 2010-03-02 Jason Merrill <jason@redhat.com>
1030 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
1032 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
1034 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
1035 (sparc64-*-linux*): Likewise.
1036 (sparc64-*-solaris2*): Include assembler files before linker ones.
1037 (sparc-*-solaris2*): Simplify and reorder to match previous case.
1038 * config/sparc/gas.h: Delete.
1039 * config/sparc/sol2-64.h: Add copyright notice.
1040 * config/sparc/sol2-gas-bi.h: Likewise.
1041 * config/sparc/sol2-gld.h: Likewise.
1042 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
1043 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
1044 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
1045 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
1046 (sparc_elf_asm_named_section): Rename into...
1047 (sparc_solaris_elf_asm_named_section): ...this. Always define.
1049 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
1051 * config/alpha/alpha.c (override_options): Fix -mtune error message.
1053 2010-03-02 Jeff Law <law@redhat.com>
1056 * reload1.c (rtx_p, substitute_stack): Declare.
1057 (substitute): Record addresses of changed rtxs.
1058 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
1059 Restore the original rtx when complete.
1060 (reload): Free subsitute_stack when complete.
1062 2010-03-02 Janis Johnson <janis187@us.ibm.com>
1064 * doc/gccint.texi (menu): Add Testsuites as a chapter.
1065 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
1067 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
1068 LTO Testing, gcov Testing, profopt Testing, compat Testing,
1069 Torture Tests): Change from subsection to section.
1071 2010-03-02 Jakub Jelinek <jakub@redhat.com>
1072 Steven Bosscher <steven@gcc.gnu.org>
1074 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
1077 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
1080 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
1081 the assignment from the new induction variable to the assignment
1082 of the value from the original loop PHI function.
1084 2010-03-01 Janis Johnson <janis187@us.ibm.com>
1085 Daniel Jacobowitz <dan@codesourcery.com>
1087 * doc/sourcebuild.texi (Test directives): Clarify options to
1090 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1092 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
1093 Disable cfi directives unless GCC and gas agree on using read-only
1094 .eh_frame sections for 64-bit.
1095 * configure: Regenerate.
1097 2010-03-01 Richard Guenther <rguenther@suse.de>
1099 PR tree-optimization/43220
1100 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
1101 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
1103 2010-03-01 Richard Guenther <rguenther@suse.de>
1104 Martin Jambor <mjambor@suse.cz>
1107 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
1108 gimplified parameters.
1110 2010-03-01 Christian Bruel <christian.bruel@st.com>
1112 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
1114 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
1116 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
1118 2010-03-01 Richard Guenther <rguenther@suse.de>
1121 * expr.c (expand_assignment): Use the alias-oracle to tell
1122 if the rhs aliases the result decl.
1124 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1127 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
1128 to sol_gt_pch_get_address.
1129 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
1130 64-bit, SPARC and x86.
1131 (sol_gt_pch_get_address): New function.
1133 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
1135 * toplev.h (inform_n, error_n): Declare.
1136 * diagnostic.c (inform_n, error_n): New function.
1138 2010-03-01 Jakub Jelinek <jakub@redhat.com>
1140 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
1141 has no rtl yet when processing local_decls, queue it and recheck
1142 if deferred stack allocation hasn't assigned it rtl.
1144 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
1146 * config/sh/sh.c (unspec_bbr_uid): New.
1147 (gen_block_redirect): Use it instead of INSN_UID.
1148 (gen_far_branch): Likewise.
1150 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
1152 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
1153 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
1155 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1157 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
1158 (Warning Options): -Wno-conversion-null is valid for
1159 Objective-C++ as well.
1160 * doc/tm.texi (Named Address Spaces): Likewise.
1161 * doc/plugins.texi (Plugins): Replace TABs with spaces.
1162 * doc/tree-ssa.texi (Tree SSA): Likewise.
1164 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1167 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
1168 by default. Don't set the default arch for
1169 i[34567]86-*-darwin*|x86_64-*-darwin*.
1171 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1174 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
1175 default. Set the default 32bit/64bit archs with $with_arch
1176 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
1178 2010-02-27 Richard Guenther <rguenther@suse.de>
1180 PR tree-optimization/43186
1181 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
1182 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
1183 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
1184 unroller iterations.
1186 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1188 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
1189 required and i[34567]86-*-* targets don't support 64bit ISA.
1191 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
1194 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1197 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1199 * config.gcc: Set the default arch at least to Prescott for
1200 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
1201 if SSE math is enabled.
1203 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1205 * diagnostic.c (diagnostic_initialize): Update.
1206 (diagnostic_report_diagnostic): Test inhibit_notes_p for
1208 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
1209 (diagnostic_inhibit_notes): New.
1210 * toplev.c (process_options): inhibit notes with -fcompare-debug.
1212 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1215 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
1216 * doc/standards.texi: Likewise.
1217 * doc/extend.texi: Likewise.
1218 * doc/trouble.texi: Likewise.
1219 * doc/cppopts.texi: Likewise.
1220 * doc/install.texi: Likewise.
1221 * c.opt (std=c90,std=gnu90): New options.
1222 * c-opts.c (c_common_handle_option): Handle them.
1224 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1227 * c-decl.c (undeclared_variable): Use an informative note.
1229 2010-02-26 Richard Guenther <rguenther@suse.de>
1231 PR tree-optimization/43186
1232 * gimple.h (gimple_fold): Remove.
1233 * gimple.c (gimple_fold): Remove. Inline into single user ...
1234 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
1235 Try harder for conditions.
1237 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1240 * function.c (used_types_insert): Don't skip through named pointer
1241 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
1242 and it is different from the main variant's type.
1244 2010-02-26 Nick Clifton <nickc@redhat.com>
1246 * config/rx/rx.md (sminsi3): Remove bogus alternative.
1248 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1250 * config.gcc: Support --with-fpmath=sse for x86.
1252 * config/i386/ssemath.h: New.
1254 * doc/install.texi (--with-fpmath=sse): Documented.
1256 2010-02-26 Richard Guenther <rguenther@suse.de>
1258 PR tree-optimization/43188
1259 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
1260 vector types of over-aligned element type.
1262 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
1265 * config/i386/i386.c (expand_vec_perm_blend): Use correct
1266 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
1268 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
1270 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
1272 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1274 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
1275 * var-tracking.c: Include diagnostic.h.
1276 (debug_dv): New function.
1277 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
1280 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
1281 (add_value_chain, add_value_chains, remove_value_chain,
1282 remove_value_chains): Handle DEBUG_EXPRs.
1283 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
1286 * regcprop.c (struct queued_debug_insn_change): New type.
1287 (struct value_data_entry): Add debug_insn_changes field.
1288 (struct value_data): Add n_debug_insn_changes field.
1289 (debug_insn_changes_pool): New variable.
1290 (free_debug_insn_changes, apply_debug_insn_changes,
1291 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
1292 (kill_value_one_regno): Call free_debug_insn_changes if needed.
1293 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
1295 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
1297 (copyprop_hardreg_forward_1): Don't call apply_change_group for
1298 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
1299 changes, call cprop_find_used_regs via note_stores.
1300 (copyprop_hardreg_forward): When copying vd from predecessor
1301 which has any queued DEBUG_INSN changes, make sure the pointers are
1302 cleared. At the end call df_analyze and then if there are any
1303 DEBUG_INSN changes queued at the end of some basic block for still
1304 live registers, apply them.
1305 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
1307 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
1309 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
1312 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
1314 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
1315 targets. Set the default with_cpu/with_arch from arch/cpu.
1316 Allow x86-64 and native for with_cpu/with_arch.
1318 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
1320 * ebitmap.c: Change calls to verify_popcount with calls to
1321 sbitmap_verify_popcount.
1322 (ebitmap_clear_bit): Fixed map->cacheindex test and
1323 map>cache update when bit clearing results in an empty
1326 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1329 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
1330 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
1331 and support both V2DF and V2DI modes.
1332 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
1333 support both V2DF and V2DI modes.
1334 (general): Delete trailing whitespace from a few patterns.
1336 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1337 V2DF/V2DI interleave high/low builtins.
1339 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
1342 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
1343 interleave high/low functions.
1345 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
1347 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
1348 #pragma extern_prefix.
1350 2010-02-25 Jakub Jelinek <jakub@redhat.com>
1353 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
1354 BLKmode, assert op0 is a MEM and just adjust its mode.
1357 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
1358 if bitpos isn't multiple of mode's bitsize.
1360 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1362 * c.opt (-ftemplate-depth=): New.
1363 (-ftemplate-depth-): Deprecate.
1364 * optc-gen.awk: Handle -ftemplate-depth=.
1365 * opth-gen.awk: Likewise.
1366 * c-opts.c (c_common_handle_option): Likewise.
1367 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
1369 2010-02-24 Jason Merrill <jason@redhat.com>
1371 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
1373 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1375 * cfg.c (alloc_aux_for_block): Remove inline.
1376 (alloc_aux_for_edge): Likewise.
1378 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1380 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
1382 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1384 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
1385 * config/i386/sol2-gas.h: New file.
1386 * config.gcc (i[34567]86-*-solaris2*): Use it.
1388 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1391 * c-typeck.c (ep_convert_and_check): New.
1392 (build_conditional_expr): Use it.
1393 (build_binary_op): Likewise.
1395 2010-02-24 Jakub Jelinek <jakub@redhat.com>
1397 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
1400 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
1401 bounds even for -O+.
1402 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
1403 expr needs to have DECL_NAME set.
1405 2010-02-24 Nick Clifton <nickc@redhat.com>
1407 * config/mep/mep.c: Include gimple.h.
1408 (mep_function_uses_sp): Delete unused function.
1409 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
1410 parameters. Use unsigned integers to count args. Return a
1411 NULL_RTX instead of an error_mark_node. Toidy up formatting.
1413 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1416 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
1417 greater or equal to nelt instead of 2 * nelt.
1418 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
1421 2010-02-23 Jason Merrill <jason@redhat.com>
1424 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
1425 in cfun->local_decls even if they have register types.
1428 * stor-layout.c (place_field): Don't warn about unnecessary
1429 DECL_PACKED if the type is packed.
1431 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1434 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
1435 GOTOFF relocs, even when the base reg isn't pic pointer.
1437 2010-02-23 Michael Matz <matz@suse.de>
1440 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
1441 (expand_gimple_basic_block): Generate and use debug temps if there
1442 are debug uses left after the last real use of TERed ssa names.
1443 Unlink debug immediate uses when they are expanded.
1445 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1448 * config/i386/i386.c (override_options): Reorganise to provide
1449 better error messages.
1451 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1454 * graphite-scop-detection.c (create_single_exit_edge): Move
1455 the call to find_single_exit_edge to....
1456 (create_sese_edges): ...here. Don't handle multiple edges
1457 exiting the function.
1458 (build_graphite_scops): Don't handle multiple edges
1459 exiting the function.
1461 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1464 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
1465 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
1467 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1470 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
1472 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1475 * c-typeck.c (convert_arguments): Print declaration location.
1476 * c-common.c (validate_nargs): Rename as
1477 builtin_function_validate_nargs.
1478 (check_builtin_function_arguments): Update.
1480 2010-02-22 Richard Guenther <rguenther@suse.de>
1483 * tree-inline.c (declare_return_variable): Use the type of
1484 the call stmt lhs if available.
1486 2010-02-22 Duncan Sands <baldrick@free.fr>
1488 * passes.c (register_pass): Always consider all pass lists when
1489 ref_pass_instance_number is zero.
1491 2010-02-22 Richard Guenther <rguenther@suse.de>
1493 PR tree-optimization/42749
1494 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
1495 parameter. Do arithmetic in the original type.
1496 (update_accumulator_with_ops): Likewise.
1497 (adjust_accumulator_values): Adjust.
1499 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1501 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
1502 (QI to BLKmode splitter): New splitter.
1504 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
1506 * config/i386/i386.c (initial_ix86_tune_features): Turn on
1507 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
1509 2010-02-22 Richard Guenther <rguenther@suse.de>
1511 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
1513 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
1515 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
1516 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
1517 ($(T)crti.o, $(T)crtn.o): Remove rules.
1519 2010-02-21 Tobias Burnus <burnus@net-b.de>
1522 * doc/invoke.texi (-fassociative-math): Document that this
1523 option is automatically enabled for Fortran.
1525 2010-02-20 David S. Miller <davem@davemloft.net>
1527 * configure.ac: Test if linker and assembler properly support
1528 GOTDATA_OP relocations.
1529 * configure: Rebuild.
1530 * config.in: Likewise.
1531 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
1532 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
1533 (movsi_high_pic): Likewise.
1534 (movdi_lo_sum_pic): Likewise.
1535 (movdi_high_pic): Likewise.
1536 (movsi_pic_gotdata_op): New pattern.
1537 (movdi_pic_gotdata_op): Likewise.
1538 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
1539 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
1541 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
1544 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
1545 attribute to ssemul.
1546 (xop_mulv2div2di3_high): Ditto.
1548 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1551 * c.opt (Wconversion-null): New option.
1552 * doc/invoke.texi (Wconversion-null): Document.
1554 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1556 * common.opt (Wlarger-than-): Add Undocumented.
1558 2010-02-19 Mike Stump <mikestump@comcast.net>
1560 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
1562 2010-02-19 Jason Merrill <jason@redhat.com>
1565 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
1566 * configure: Likewise.
1568 2010-02-20 Alan Modra <amodra@gmail.com>
1571 * cgraph.h (cgraph_make_decl_local): Declare.
1572 * cgraph.c (cgraph_make_decl_local): New function.
1573 (cgraph_make_node_local): Use it.
1574 * cgraphunit.c (cgraph_function_versioning): Likewise.
1575 * ipa.c (function_and_variable_visibility): Likewise.
1577 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1580 * except.c (sjlj_emit_function_enter): Don't call
1581 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
1583 * rtl.h (add_reg_br_prob_note): Remove prototype.
1585 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1588 * c-common.c (conversion_warning): Remove widening conversions
1589 before checking the conversion of integers to reals.
1591 2010-02-19 Mike Stump <mikestump@comcast.net>
1594 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
1597 * cgraphunit.c (process_function_and_variable_attributes): Check
1598 DECL_PRESERVE_P instead of looking up attribute "used".
1599 * ipa-pure-const.c (check_decl): Likewise.
1600 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
1601 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
1602 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
1603 instead of attribute "used".
1604 * config/sol2-c.c (solaris_pragma_init): Likewise.
1605 (solaris_pragma_fini): Likewise.
1607 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1609 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
1610 Use XCNEW instead of xcalloc.
1611 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
1612 XNEW instead of xmalloc.
1613 (get_fields): Use XNEWVEC instead of xmalloc.
1616 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
1617 populate vars array.
1618 (create_new_general_access): For debug stmts just reset value.
1619 (get_stmt_accesses): For accesses within debug stmts just record them
1620 using add_access_to_acc_sites instead of preventing the peeling or
1621 counting them as accesses.
1624 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
1626 2010-02-19 Richard Guenther <rguenther@suse.de>
1628 PR tree-optimization/42916
1629 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
1632 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
1634 * configure.ac: Replace all uses of changequote in macro arguments
1635 with proper quoting.
1637 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1640 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
1642 2010-02-19 Richard Guenther <rguenther@suse.de>
1644 PR tree-optimization/42944
1645 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
1646 test for aliasing with errno.
1648 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1651 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
1652 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
1653 * dojump.c: Include output.h.
1654 (inv): New inline function.
1655 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
1656 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
1657 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
1658 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
1659 argument, pass it down to other calls.
1660 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
1661 add REG_BR_PROB note to the conditional jump.
1662 * cfgexpand.c (add_reg_br_prob_note): Removed.
1663 (expand_gimple_cond): Don't call it, add the probability
1664 as last argument to jumpif_1/jumpifnot_1.
1665 * Makefile.in (dojump.o): Depend on output.h.
1666 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
1668 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
1669 * stmt.c (do_jump_if_equal): Likewise.
1670 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
1671 * loop-unswitch.c (compare_and_jump_seq): Likewise.
1672 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
1674 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
1675 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
1676 jumpifnot_1 callers.
1677 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
1679 (store_expr): Adjust jumpifnot caller.
1680 (store_constructor): Adjust jumpif caller.
1683 * gimplify.c (gimple_boolify): For __builtin_expect call
1684 gimple_boolify also on its first argument.
1686 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
1688 * configure.ac (gnu-unique-object): Wrap regexps using [] in
1690 (__stack_chk_fail): Ditto. Remove quadrigraphs.
1691 * configure: Regenerated.
1693 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1695 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
1696 lang_hooks.types_compatible_p instead of comptypes.
1698 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
1700 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
1701 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
1702 if __prefer_thumb__ is defined.
1704 2010-02-18 Martin Jambor <mjambor@suse.cz>
1706 PR tree-optimization/43066
1707 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
1708 array with zero-sized element type.
1710 2010-02-18 Jakub Jelinek <jakub@redhat.com>
1712 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
1713 rtx, allocate struct var_loc_node here and return it to the
1714 caller, and only if it is actually needed.
1715 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
1716 move it earlier and return immediately if it returns NULL.
1718 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
1720 * config/sparc/gas.h: New file. Restore
1721 TARGET_ASM_NAMED_SECTION to its ELF default.
1722 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
1724 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1725 Likewise. Add ATTRIBUTE_UNUSED to prototype.
1726 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
1727 after sparc/sysv4.h.
1729 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
1731 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
1733 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
1735 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
1736 patterns from predicated pattern.
1738 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
1741 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
1742 for insn mnemonic suffix.
1744 2010-02-17 Richard Guenther <rguenther@suse.de>
1746 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
1749 2010-02-17 Jakub Jelinek <jakub@redhat.com>
1752 * caller-save.c (save_call_clobbered_regs): If BB ends with
1753 a DEBUG_INSN, move any notes in between last real insn and the last
1754 DEBUG_INSN after the last DEBUG_INSN.
1756 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
1758 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
1759 Fix return type. Fix argument type. Explain meaning of return value.
1761 2010-02-16 Richard Guenther <rguenther@suse.de>
1763 PR tree-optimization/41043
1764 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
1765 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
1767 (vrp_visit_phi_node): ... but only for loop PHI nodes.
1769 2010-02-16 Ira Rosen <irar@il.ibm.com>
1771 PR tree-optimization/43074
1772 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
1773 * tree-vect-loop.c (vect_analyze_loop_operations): Add
1774 vectorizable cycles in hybrid SLP check.
1775 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
1777 2010-02-16 Richard Guenther <rguenther@suse.de>
1779 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
1780 (true_dependence): If memrefs_conflict_p computes must-alias
1781 trust it. Move TBAA check after offset-based disambiguation.
1782 (canon_true_dependence): Likewise.
1784 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
1786 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
1787 * doc/invoke.texi: Document it.
1788 * var-tracking.c: Include toplev.h and params.h.
1789 (vt_find_locations): Return bool indicating success. Compute
1790 hash sizes unconditionally. Check new parameter, report.
1791 (variable_tracking_main_1): Check vt_find_locations results and
1792 retry. Renamed from...
1793 (variable_tracking_main): ... this. New wrapper to preserve
1794 flag_var_tracking_assignments.
1795 * Makefile.in (var-tracking.o): Adjust dependencies.
1797 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
1798 Jakub Jelinek <jakub@redhat.com>
1801 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
1802 if weak_import attribute is present.
1803 * config/darwin.c (machopic_select_section): Likewise.
1805 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
1807 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
1808 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
1809 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
1810 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
1812 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
1814 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1817 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
1818 Rewrite text to refer to the names.
1820 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
1822 * config/i386/i386-builtin-types.def
1823 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
1824 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
1825 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
1826 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
1827 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
1828 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
1829 IX86_BUILTIN_VPERMIL2PS256.
1830 (MULTI_ARG_4_DF2_DI_I): Defined.
1831 (MULTI_ARG_4_DF2_DI_I1): Defined.
1832 (MULTI_ARG_4_SF2_SI_I): Defined.
1833 (MULTI_ARG_4_SF2_SI_I1): Defined.
1834 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
1835 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
1836 __builtin_ia32_vpermil2ps256.
1837 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1838 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1839 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
1840 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1841 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1842 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
1843 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
1844 CODE_FOR_xop_vpermil2v8sf3.
1845 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
1846 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
1847 * config/i386/xopintrin.h (_mm_permute2_pd): New.
1848 (_mm256_permute2_pd): New.
1849 (_mm_permute2_ps): New.
1850 (_mm256_permute2_ps): New.
1852 2010-02-15 Nick Clifton <nickc@redhat.com>
1854 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
1855 boolean parameters. Use emit_jump_insn when emitting a pop
1856 instruction containing a return insn.
1857 (push): Use 'true' rather than '1' as second parameter to F.
1858 (h8300_expand_prologue): Likewise.
1859 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
1860 (h8300_expand_epilogue): Likewise.
1862 2010-02-15 Richard Guenther <rguenther@suse.de>
1865 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
1868 2010-02-15 Nick Clifton <nickc@redhat.com>
1870 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
1873 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
1875 * intl.c (fake_ngettext): New function.
1876 * intl.h (fake_ngettext): Declare.
1877 (ngettext): Define macro.
1878 * collect2.c (notice_translated): New function.
1879 (main): Use notice_translated and ngettext.
1880 * collect2.h (notice_translated): Declare.
1882 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
1884 * reorg.c (delete_computation): Comment fixes.
1885 * caller-save.c (setup_save_areas): Idem.
1886 * sel-sched-dump.c (dump_lv_set): Idem.
1889 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1891 * config/s390/s390.c (s390_sched_init): New function.
1892 (TARGET_SCHED_INIT): Target hook defined.
1894 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
1895 Jack Howarth <howarth@bromo.med.uc.edu>
1896 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1899 Partial revert of unintended change in fix for PR41605.
1900 * config/darwin.h: Fix typo.
1901 * config/darwin9.h: Same.
1903 2010-02-11 Jakub Jelinek <jakub@redhat.com>
1905 * c-pch.c (pch_init): Clear v.
1907 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1910 * graphite-scop-detection.c (graphite_can_represent_scev): Call
1911 graphite_can_represent_init for MULT_EXPR.
1913 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1917 * graphite-sese-to-poly.c (remove_phi): New.
1918 (translate_scalar_reduction_to_array): Call remove_phi.
1920 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1923 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
1924 * graphite-clast-to-gimple.h (gloog): Update declaration.
1925 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
1926 * graphite-poly.h (struct poly_bb): Add missing comments.
1927 (struct scop): Add poly_scop_p field.
1929 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
1930 * graphite.c (graphite_transform_loops): Build the polyhedral
1931 representation for each scop before code generation.
1932 * sese.c (rename_variables_in_operand): Removed.
1933 (rename_variables_in_expr): Return the renamed expression.
1934 (rename_sese_parameters): New.
1935 * sese.h (rename_sese_parameters): Declared.
1937 2010-02-11 Richard Guenther <rguenther@suse.de>
1939 PR tree-optimization/42998
1940 * tree-ssa-pre.c (create_expression_by_pieces): Treat
1941 POINTER_PLUS_EXPR properly.
1943 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1944 Changpeng Fang <changpeng.fang@amd.com>
1947 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
1948 the cost of an IV candidate when the IV is used in a test against zero.
1950 * gcc.dg/tree-ssa/ivopts-3.c: New.
1952 2010-02-11 Richard Guenther <rguenther@suse.de>
1955 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
1956 pointer-vs-decl case by swapping refs. Handle some cases
1957 of pointer-vs-decl disambiguations more conservatively.
1958 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
1959 to false after expanding.
1961 2010-02-11 Richard Guenther <rguenther@suse.de>
1964 * gcc.c (process_command): Handle LTO file@offset case more
1967 2010-02-11 Jakub Jelinek <jakub@redhat.com>
1969 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
1970 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
1972 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
1974 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
1975 if MEM's mode size isn't DWARF2_ADDR_SIZE.
1976 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
1977 Optimize eq/ne comparisons when both arguments are known to be
1979 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
1980 Don't mask operands unnecessarily if they are known to be already
1983 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
1985 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
1988 2010-02-10 Richard Guenther <rguenther@suse.de>
1990 PR tree-optimization/43017
1991 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
1992 for wrapping signed arithmetic.
1994 2010-02-10 Jakub Jelinek <jakub@redhat.com>
1997 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
1998 if no debug info should be emitted for it.
2000 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
2002 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
2003 note when flag_exceptions is set.
2005 2010-02-10 Duncan Sands <baldrick@free.fr>
2007 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
2009 2010-02-10 Richard Guenther <rguenther@suse.de>
2012 * tree.c (get_unwidened): Handle constants.
2013 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
2015 2010-02-10 Martin Jambor <mjambor@suse.cz>
2018 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
2019 check for variable argument counts independently.
2021 2010-02-10 Christian Bruel <christian.bruel@st.com>
2024 * config/sh/sh.c (find_barrier): Increase length for non delayed
2025 conditional branches.
2027 2010-02-10 Christian Bruel <christian.bruel@st.com>
2029 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
2031 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2033 * builtins.c (set_builtin_user_assembler_name): Also handle
2034 ffs if int is smaller than word.
2036 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
2039 * ira-conflicts.c (get_dup): Remove.
2040 (process_reg_shuffles): Add new parameter. Use it as an
2041 additional guard for copy generation.
2042 (add_insn_allocno_copies): Rewrite.
2044 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
2046 * common.opt (fsched2-use-traces): Preserved for backward
2048 * doc/invoke.texi: Remove the documentation about option
2049 -fsched2-use-traces.
2050 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
2051 flag_sched2_use_traces.
2052 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
2053 the backward compatibility flag section.
2055 2010-02-09 Richard Guenther <rguenther@suse.de>
2057 PR tree-optimization/43008
2058 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
2059 make HEAP variables initialized from global memory if they
2060 are not known builtin functions.
2061 (find_func_aliases): Adjust.
2063 2010-02-09 Richard Guenther <rguenther@suse.de>
2065 PR tree-optimization/43000
2066 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
2067 arithmetic manually.
2069 2010-02-08 Jakub Jelinek <jakub@redhat.com>
2071 PR tree-optimization/42931
2072 * tree-loop-linear.c (try_interchange_loops): Don't call
2073 double_int_mul if estimated_loop_iterations failed.
2075 2010-02-08 Martin Jambor <mjambor@suse.cz>
2078 * tree-sra.c (build_accesses_from_assign): Do not mark in
2079 should_scalarize_away_bitmap if stmt has volatile ops.
2080 (sra_modify_assign): Do not process assigns piecemeal if if stmt
2083 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
2085 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
2087 2010-02-07 Adam Nemet <adambnmet@gmail.com>
2089 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
2092 2010-02-07 Andrew Pinski <pinskia@gmail.com>
2095 * df-core.c (df_finish_pass): Change type of saved_flags to int.
2097 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2100 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
2101 to unknown_dependence.
2102 (graphite_legal_transform_dr): Handle the unknown_dependence.
2103 (graphite_carried_dependence_level_k): Same.
2105 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2107 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
2109 2010-02-07 Richard Guenther <rguenther@suse.de>
2112 * expr.c (get_inner_reference): Always initialize *pbitsize.
2114 2010-02-07 Richard Guenther <rguenther@suse.de>
2117 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
2118 new ARRAY_REFs on variable size element or minimal index arrays.
2120 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
2121 gimple_fold_indirect_ref.
2123 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
2126 * arm.c (arm_override_options): Just return if the user has specified
2127 an invalid fpu name.
2129 2010-02-03 Jason Merrill <jason@redhat.com>
2132 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
2133 i386_pe_maybe_record_exported_symbol.
2135 2010-02-05 Steve Ellcey <sje@cup.hp.com>
2138 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2139 (pa_delegitimize_address): New function.
2141 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
2143 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
2144 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
2146 2010-02-05 Richard Guenther <rguenther@suse.de>
2149 * lto-streamer-in.c (get_resolution): Deal with references
2150 to undefined functions.
2152 2010-02-05 Richard Guenther <rguenther@suse.de>
2154 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
2155 (fold_const_aggregate_ref): Likewise.
2156 (ccp_fold_stmt): Substitute loads.
2157 (maybe_fold_reference): Verify types before substituting.
2159 (fold_gimple_assign): Unshare properly.
2160 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
2162 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
2164 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
2165 for rs6000_gen_cell_microcode.
2167 2010-02-04 Richard Guenther <rguenther@suse.de>
2169 PR rtl-optimization/42952
2170 * dse.c (const_or_frame_p): Remove MEM handling.
2172 2010-02-04 Nick Clifton <nickc@redhat.com>
2174 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
2175 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
2176 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
2177 (mn10300_asm_output_mi_thunk): New function.
2178 (mn10300_can_output_mu_thunk): New function.
2179 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
2180 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
2181 (FUNCTION_ARG): Delete incorrect comment.
2183 2010-02-03 Jason Merrill <jason@redhat.com>
2186 * fold-const.c (operand_equal_p): Handle erroneous types.
2188 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2190 * config/h8300/h8300.md (can_delay): Fix attibute condition.
2192 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
2194 PR rtl-optimization/42941
2195 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
2198 2010-02-03 Jason Merrill <jason@redhat.com>
2201 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
2203 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
2206 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
2207 (cselib_reset_table): Renamed from...
2208 (cselib_reset_table_with_next_value): ... this.
2209 (cselib_get_next_uid): Renamed from...
2210 (cselib_get_next_unknown_value): ... this.
2211 * cselib.c (next_uid): Renamed from...
2212 (next_unknown_value): ... this.
2213 (cselib_clear_table): Adjust.
2214 (cselib_reset_table): Adjust. Renamed from...
2215 (cselib_reset_table_with_next_value): ... this.
2216 (cselib_get_next_uid): Adjust. Renamed from...
2217 (cselib_get_next_unknown_value): ... this.
2218 (get_value_hash): Use hash.
2219 (cselib_hash_rtx): Likewise.
2220 (new_cselib_val): Adjust. Set and dump uid.
2221 (cselib_lookup_mem): Pass next_uid as hash.
2222 (cselib_subst_to_values): Likewise.
2223 (cselib_log_lookup): Dump uid.
2224 (cselib_lookup): Pass next_uid as hash. Adjust.
2225 (cselib_process_insn): Adjust.
2226 (cselib_init): Initialize next_uid.
2227 (cselib_finish): Adjust.
2228 (dump_cselib_table): Likewise.
2229 * dse.c (canon_address): Dump value uid.
2230 * print-rtl.c (print_rtx): Print value uid.
2231 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
2233 (dv_uid): New function, sort of renamed from...
2234 (dv_htab_hash): ... this, reimplemented in terms of it and...
2235 (dv_uid2hash): ... this. New.
2236 (variable_htab_eq): Drop excess assertions.
2237 (tie_break_pointers): Removed.
2238 (canon_value_cmp): Compare uids.
2239 (variable_post_merge_New_vals): Print uids.
2240 (vt_add_function_parameters): Adjust.
2241 (vt_initialize): Reset table. Adjust.
2243 2010-02-03 Richard Guenther <rguenther@suse.de>
2245 PR tree-optimization/42944
2246 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
2247 (call_may_clobber_ref_p_1): Likewise. Properly handle
2248 malloc and calloc clobbering errno.
2250 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
2252 * doc/invoke.texi: Fix name of sched1 dump.
2254 * opts.c (decode_options): Set flag_tree_switch_conversion
2255 only conditionally on optimize >= 2.
2257 * gcse.c: Assorted comment fixes in pass description.
2259 2010-02-03 Anthony Green <green@moxielogic.com>
2261 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
2262 nop padding in order to maintain alignment of storage location of
2263 target function address.
2264 (moxie_trampoline_init): Store target function address at newly
2266 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
2268 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
2270 2010-02-03 Richard Guenther <rguenther@suse.de>
2273 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
2275 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2277 * config.gcc: Reenable check for obsolete targets.
2278 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
2279 mips-sgi-irix6.[0-4]*.
2281 2010-02-02 Nick Clifton <nickc@redhat.com>
2283 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
2284 constant size of 4 as being the same as 0.
2285 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
2286 can take values in the range 0..4.
2288 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
2291 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
2292 as _darwin10_Unwind_FindEnclosingFunction().
2293 * libgcc-libsystem.ver: New.
2295 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
2298 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
2299 implicitly set registers.
2301 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
2303 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
2304 (arm_override_options): Allow automatic selection of the thread
2305 pointer register if thumb2.
2306 (legitimize_pic_address): Improve code sequences for Thumb2.
2307 (arm_call_tls_get_addr): Likewise.
2308 (legitimize_tls_address): Likewise.
2309 * arm.md (pic_load_addr_arm): Delete. Replace with ...
2310 (pic_load_addr_32bit): ... this. New named pattern.
2311 * thumb2.md (pic_load_addr_thumb2): Delete.
2312 (pic_load_dot_plus_four): Delete.
2313 (tls_load_dot_plus_four): New named pattern.
2315 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2318 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
2319 Document fix for TLS bug.
2321 2010-01-31 Richard Guenther <rguenther@suse.de>
2323 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
2324 conservatively correct.
2326 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2330 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2332 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2334 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2336 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
2338 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
2340 * config.gcc: Adjust order of makefile fragments for mingw targets.
2342 2010-01-31 Richard Guenther <rguenther@suse.de>
2345 * gimplify.c (gimplify_init_constructor): For volatile LHS
2346 initialize a temporary.
2348 2010-01-31 Matthias Klose <doko@ubuntu.com>
2350 * configure.ac: Fix __stack_chk_fail check for cross builds configured
2352 * configure: Regenerate.
2354 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
2356 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2357 the same alias set and their sizes different constantness.
2358 (aliasing_component_refs_p): Revert 2009-10-24 change.
2360 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2362 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
2365 2010-01-29 Richard Guenther <rguenther@suse.de>
2367 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
2368 Assert we successfully updated the call.
2370 2010-01-29 Jakub Jelinek <jakub@redhat.com>
2372 PR rtl-optimization/42889
2373 * df.h (df_set_bb_dirty_nonlr): New prototype.
2374 * df-core.c (df_set_bb_dirty_nonlr): New function.
2375 * df-scan.c (df_insn_rescan): Call it instead of
2376 df_set_bb_dirty for DEBUG_INSNs.
2378 2010-01-29 Richard Guenther <rguenther@suse.de>
2381 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
2382 quadratic behavior in most cases.
2384 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
2387 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
2388 in the call to gen_x86_movsicc_0_m1.
2390 2010-01-28 Richard Guenther <rguenther@suse.de>
2392 PR tree-optimization/42871
2393 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
2395 2010-01-28 Richard Guenther <rguenther@suse.de>
2397 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
2398 into call arguments.
2400 2010-01-28 Richard Guenther <rguenther@suse.de>
2403 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
2404 the forwarder if the destination is an EH landing pad.
2406 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
2408 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
2409 block list passed to gimple_duplicate_sese_tail.
2410 (parallelize_loops): Avoid parallelization when the function
2412 Avoid parallelization when the preheader is IRREDUCIBLE.
2413 Try to optimize when estimated_loop_iterations_int is unresolved.
2414 Add the loop's location to the dump file.
2415 * tree-cfg.c (add_phi_args_after_redirect): Remove.
2416 (gimple_duplicate_sese_tail): Remove the check for the latch.
2417 Redirect nexits to the exit block.
2418 Remove handling of the incoming edges to the latch.
2419 Redirect the backedge from the copied latch to the exit bb.
2421 2010-01-28 Michael Matz <matz@suse.de>
2424 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
2425 Wrap force_reg into a sequence, emit it before user.
2427 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
2429 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
2431 (arm_legacy_rev): Likewise.
2432 (thumb_legacy_rev): Likewise.
2434 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2436 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
2437 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
2438 on MEM's address failed, try avoid_constant_pool_reference and
2439 recurse if it returned something different.
2440 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
2441 address, try avoid_constant_pool_reference and recurse if it
2442 returned something different.
2443 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
2444 address and avoid_constant_pool_reference returned something
2445 different, don't set have_address.
2447 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
2450 * var-tracking.c (val_store): Add modified argument, obey it.
2452 (count_uses): Move down logging of main.
2453 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
2454 don't need resolution.
2455 (emit_notes_in_bb): Likewise.
2457 2010-01-27 Richard Guenther <rguenther@suse.de>
2460 * tree-inline.c (remap_decl): Delay remapping of SSA name
2461 default definitions until we need them.
2463 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2465 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2466 (rs6000_delegitimize_address): New function.
2468 * config/s390/s390.c (s390_delegitimize_address): Call
2469 delegitimize_mem_from_attrs.
2472 * tree-inline.c (cannot_copy_type_1): Removed.
2473 (copy_forbidden): Don't forbid copying of functions containing
2474 records/unions with variable length fields.
2476 2010-01-27 Christian Bruel <christian.bruel@st.com>
2480 * config/sh/sh.c (find_barrier): Increase length for non delayed
2481 conditional branches.
2483 2010-01-27 Matthias Klose <doko@ubuntu.com>
2485 * configure.ac (gnu-unique-object): Fix ldd version check.
2486 * configure: Regenerate.
2488 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2490 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
2492 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
2493 Test for HAVE_GNU_AS value.
2495 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2497 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
2498 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
2499 INT64_TYPE): Define.
2500 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
2501 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2502 INT_LEAST64_TYPE): Define.
2503 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
2504 UINT_LEAST64_TYPE): Define.
2505 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
2506 INT_FAST64_TYPE): Define.
2507 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2508 UINT_FAST64_TYPE): Define.
2509 (INTMAX_TYPE, UINTMAX_TYPE): Define.
2510 (INTPTR_TYPE, UINTPTR_TYPE): Define.
2511 (SIG_ATOMIC_TYPE): Define.
2513 2010-01-26 Richard Guenther <rguenther@suse.de>
2515 * df-scan.c (df_scan_set_bb_info): Remove assert.
2516 (df_insn_rescan_debug_internal): Merge asserts.
2517 (df_install_ref): Likewise.
2518 (df_mark_reg): Use bitmap_set_range.
2519 (df_hard_reg_used_p): Remove assert.
2520 (df_hard_reg_used_count): Likewise.
2522 2010-01-26 Richard Guenther <rguenther@suse.de>
2524 PR rtl-optimization/42685
2525 * web.c (web_main): Ignore DEBUG_INSNs.
2527 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
2529 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
2531 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
2532 Fix types of fndecl and arglist parameters.
2534 2010-01-26 Richard Guenther <rguenther@suse.de>
2537 * tree-eh.c (unsplit_eh): Skip debug insns.
2539 2010-01-26 Richard Guenther <rguenther@suse.de>
2541 PR tree-optimization/42250
2542 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
2544 2010-01-26 Jakub Jelinek <jakub@redhat.com>
2547 * omp-low.c (expand_omp_sections): Only use single_pred if
2548 l2_bb is single_pred_p.
2550 2010-01-25 Christian Bruel <christian.bruel@st.com>
2553 * config/sh/sh.c (find_barrier): Increase length for non delayed
2554 conditional branches.
2555 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
2557 2010-01-24 David S. Miller <davem@davemloft.net>
2559 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
2560 define if not using GAS.
2561 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2562 Likewise. Delete SECTION_MERGE code, which is only applicable
2565 2010-01-24 Mark Mitchell <mark@codesourcery.com>
2568 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
2569 mangling of va_list in system headers.
2571 2010-01-23 Toon Moene <toon@moene.org>
2573 * tree-predcom.c (combine_chains): Return NULL, not false.
2575 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
2577 * tree-loop-distribution.c (distribute_loop): Fix declaration and
2578 initialization of variable res to agree with return type.
2580 2010-01-22 Steve Ellcey <sje@cup.hp.com>
2582 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
2583 * tree-sra.c: Add include of expr.h.
2585 2010-01-22 Jakub Jelinek <jakub@redhat.com>
2587 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
2588 insert the debug stmt on the single non-EH edge from the stmt.
2590 2010-01-22 Richard Henderson <rth@redhat.com>
2593 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
2594 the RHS until after generate_subtree_copies has insertted its
2595 code before the current statement.
2597 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
2599 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
2601 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
2603 2010-01-21 Martin Jambor <mjambor@suse.cz>
2605 PR tree-optimization/42585
2606 * tree-sra.c (struct access): New field grp_total_scalarization.
2607 (dump_access): Dump the new field.
2608 (should_scalarize_away_bitmap): New variable.
2609 (cannot_scalarize_away_bitmap): Likewise.
2610 (sra_initialize): Allocate new bitmaps.
2611 (sra_deinitialize): Free new bitmaps.
2612 (create_access_1): New function.
2613 (create_access): Parts moved to create_access_1.
2614 (type_consists_of_records_p): New function.
2615 (completely_scalarize_record): Likewise.
2616 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
2617 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
2618 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
2620 (analyze_all_variable_accesses): Completely scalarize small eligible
2623 2010-01-21 Martin Jambor <mjambor@suse.cz>
2625 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
2627 2010-01-21 Andrew Haley <aph@redhat.com>
2629 * gcc.c (process_command): Move lang_specific_driver before
2630 setting cc_libexec_prefix.
2632 2010-01-21 Richard Guenther <rguenther@suse.de>
2635 * fold-const.c (negate_expr_p): Pretend only negative
2636 real constants are easily negatable.
2638 2010-01-20 Janis Johnson <janis187@us.ibm.com>
2639 Jason Merrill <jason@redhat.com>
2641 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
2642 (TYPE_TRANSPARENT_AGGR): this, for union and record.
2643 * calls.c (initialize argument_information): Handle it.
2644 * c-common.c (handle_transparent_union_attribute): Use new name.
2645 * c-decl.c (finish_struct): Ditto.
2646 * c-typeck.c (type_lists_compatible_p): Ditto.
2647 (convert_for_assignment): Use new name and also handle record.
2648 * function.c (aggregate_value_p): Handle it.
2649 (pass_by_reference): Ditto.
2650 (assign_parm_data_types): Ditto.
2651 * print-tree.c (print_node): Ditto.
2652 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
2653 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
2654 * tree.c (first_field): New fn.
2656 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
2659 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
2660 even when linking statically, for now.
2662 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2665 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
2666 without a cselib val.
2667 (count_uses): Accept MO_VAL_SET with no val on stores.
2668 (add_stores): Likewise.
2670 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2672 * var-tracking.c (check_value_val): Add a compile time assertion.
2673 (dv_is_decl_p): Simplify.
2674 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
2675 gcc_assert if ENABLE_CHECKING.
2677 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2680 * var-tracking.c: Include tree-flow.h.
2681 (mem_dies_at_call): New.
2682 (dataflow_set_preserve_mem_locs): Use it.
2683 (dataflow_set_remove_mem_locs): Likewise.
2684 (dump_var): Renamed from dump_variable. Adjust all callers.
2685 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
2686 * Makefile.in (var-tracking.o): Adjust deps.
2688 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
2690 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
2692 2010-01-20 Richard Guenther <rguenther@suse.de>
2694 PR tree-optimization/42717
2695 * tree-ssa-dce.c (get_live_post_dom): Remove.
2696 (forward_edge_to_pdom): Take an arbitrary edge to copy
2697 degenerate PHI args from.
2698 (remove_dead_stmt): Use the first post-dominator even if it
2699 does not contain live statements as redirection destination.
2701 2010-01-20 Richard Guenther <rguenther@suse.de>
2703 * tree-inline.c (estimate_num_insns): Handle EH builtins.
2705 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2707 * sel-sched.c (create_speculation_check): Remove set but not used
2709 (try_transformation_cache): Remove set but not used variable ds.
2710 (calculate_privileged_insns): Remove set but not used variables
2711 cur_insn and min_spec_insn.
2712 (find_best_expr): Remove set but not used variable avail_n.
2713 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
2715 * cgraphunit.c (assemble_thunk): Remove set but not used variable
2717 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
2718 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
2721 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
2724 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
2725 cpu types. Add support for *-sse3 cpu types.
2726 (x86_64-*-*): Ditto.
2728 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2731 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
2732 argument, call initializer_constant_valid_p_1 instead of
2733 initializer_constant_valid_p, pass CACHE to it, return NULL
2734 immediately if first call returns NULL.
2735 (initializer_constant_valid_p_1): New function.
2736 (initializer_constant_valid_p): Use it.
2738 2010-01-20 Thomas Quinot <quinot@adacore.com>
2740 * tree.def (PLACEHOLDER_EXPR): Fix comment.
2742 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2744 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
2745 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
2746 (loc_list_from_tree): Don't handle unsigned division. Handle
2747 signed modulo using DW_OP_{over,over,div,mul,minus}.
2748 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
2749 modulo instead of signed.
2751 2010-01-20 DJ Delorie <dj@redhat.com>
2753 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
2755 (h8300_emit_stack_adjustment): Propogate it.
2757 (h8300_expand_prologue): Likewise.
2758 (h8300_expand_epilogue): Likewise.
2760 2010-01-19 Michael Matz <matz@suse.de>
2762 PR tree-optimization/41783
2763 * tree-data-ref.c (toplevel): Include flags.h.
2764 (dump_data_dependence_relation): Also dump the inputs if the
2765 result will be unknown.
2766 (split_constant_offset_1): Look through some conversions.
2767 * tree-predcom.c (determine_roots_comp): Restart a new chain if
2768 the offset from last element is too large.
2769 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
2770 (reassociate_to_the_same_stmt): Handle vector registers.
2771 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
2773 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
2774 wide_prolog_niters argument, emit widening instructions.
2775 (vect_do_peeling_for_alignment): Adjust caller, use widened
2776 variant of the iteration cound.
2777 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
2779 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2782 * config/arm/neon-testgen.m (emit_automatics): New parameter
2783 features. Adjust for Fixed_return_reg feature.
2784 (test_intrinsic): Call emit_automatics with new feature.
2785 * config/arm/neon.ml: Update copyright years.
2786 (features): New Fixed_return_reg feature.
2787 (ops): Update feature for Vget_low.
2789 2010-01-19 Jakub Jelinek <jakub@redhat.com>
2791 PR tree-optimization/42719
2792 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
2796 * fwprop.c (all_uses_available_at): Return false if def_set dest
2797 is a REG that is used in def_insn.
2799 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
2801 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
2803 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
2806 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
2808 * target.h (struct gcc_target) <secondary_reload>: Change type
2809 of last argument to secondary_reload_info *.
2811 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
2814 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
2815 memory references with unaligned offsets. Remove CQImode handling.
2816 (unaligned_memory_operand): Return 1 for memory references with
2817 unaligned offsets. Remove CQImode handling.
2819 2010-01-18 Richard Guenther <rguenther@suse.de>
2822 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
2825 2010-01-18 Richard Guenther <rguenther@suse.de>
2827 PR tree-optimization/42781
2828 * tree-ssa-structalias.c (find_what_var_points_to): Skip
2829 restrict processing only if the original variable was artificial.
2831 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
2833 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
2834 find number of popped argument bytes.
2836 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
2837 Fix the text that describes the return value for invalid insns.
2839 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
2841 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
2842 Clarify what 'cost of the -dependence' is. Fix quoting.
2844 * toplev.c (default_get_pch_validity): Rename argument to "sz".
2845 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
2847 2010-01-17 Jakub Jelinek <jakub@redhat.com>
2849 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2850 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
2852 2010-01-17 Richard Guenther <rguenther@suse.de>
2855 * function.c (split_complex_args): Take a VEC to modify.
2856 (assign_parms_augmented_arg_list): Build a VEC instead of
2857 a chain of PARM_DECLs.
2858 (assign_parms_unsplit_complex): Take a VEC of arguments.
2859 Do not fixup unmodified parms.
2860 (assign_parms): Deal with the VEC.
2861 (gimplify_parameters): Likewise.
2863 2010-01-17 Richard Guenther <rguenther@suse.de>
2865 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
2866 node existence check.
2867 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
2868 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
2869 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
2870 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
2871 (gimple_execute_on_growing_pred): Likewise.
2873 2010-01-17 Richard Guenther <rguenther@suse.de>
2875 PR tree-optimization/42773
2876 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
2877 (compute_antic_aux): Likewise.
2878 (compute_partial_antic_aux): Likewise.
2880 2010-01-17 Jie Zhang <jie.zhang@analog.com>
2883 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
2886 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
2888 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
2891 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
2892 Fix markup for strict argument.
2894 (TARGET_SCHED_REORDER2): Fix argument types.
2896 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
2897 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
2899 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
2900 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
2902 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
2905 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
2906 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
2907 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
2908 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
2909 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
2911 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
2913 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
2915 (TARGET_ASM_RELOC_RW_MASK): Add return type.
2916 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
2918 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
2920 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
2923 (TARGET_ASM_NAMED_SECTION): Fix argument list.
2925 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
2926 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
2928 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
2930 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
2932 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
2933 referring to it. Fix language.
2935 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
2937 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
2939 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
2941 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
2943 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
2944 '@var{stream}. Remove stray 'and'.
2946 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
2948 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
2950 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
2952 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
2953 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
2955 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
2956 Fix description of return value.
2957 Rename argument "sz" to "len."
2959 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
2960 Clarify meaning of 'true' return value.
2962 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
2964 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
2965 rep_mode versus mode_rep.
2967 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
2969 (TARGET_BUILTIN_DECL): Fix name.
2971 (TARGET_COMMUTATIVE_P): Fix type of first argument.
2973 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
2975 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
2977 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
2979 (TARGET_RELAXED_ORDERING): Use @deftypevr.
2981 (TARGET_GET_DRAP_RTX): Note that this is a hook.
2984 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
2985 Rename argument tm_fn to md_fn.
2987 (TARGET_OPTION_PRINT): Fix argument list.
2989 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
2992 * config/i386/i386.c (ix86_fixup_binary_operands):
2993 Revert FMA4 fixup of operands.
2995 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2998 * Makefile.in (write_entries_to_file, install-plugin):
2999 Use \012 instead of \n with tr.
3001 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
3003 * configure.ac (HAVE_AS_REF): New C macro.
3004 * configure: Regenerate.
3005 * config.in: Likewise.
3006 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
3008 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
3011 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
3013 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
3015 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
3017 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
3019 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
3021 (TARGET_IN_SMALL_DATA_P): Fix argument type.
3023 (TARGET_BINDS_LOCAL_P): Fix argument type.
3025 (TARGET_ASM_FILE_END): Use prototype.
3027 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
3029 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
3031 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
3033 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
3035 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
3036 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
3038 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
3039 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
3041 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
3042 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
3043 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
3044 (TARGET_ADDR_SPACE_CONVERT): Likewise.
3046 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
3048 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
3050 (TARGET_INIT_BUILTINS): Use prototype.
3052 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3053 Put 'const char *' in braces. Fix parameter types.
3054 (TARGET_INVALID_CONVERSION): Fix parameter types.
3055 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
3056 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
3058 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
3061 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
3063 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
3065 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
3067 * doc/tm.texi (TARGET_HELP): Fix return type.
3069 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
3070 in braces. Fix argument types.
3072 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
3074 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
3076 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
3078 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
3079 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
3081 (TARGET_MANGLE_TYPE): Fix argument types.
3083 (TARGET_IRA_COVER_CLASSES): Use prototype.
3085 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
3087 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
3089 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
3091 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
3093 (TARGET_CALLEE_COPIES): Fix argument types.
3095 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
3097 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
3099 (TARGET_FUNCTION_VALUE): Fix argument types.
3101 (TARGET_RETURN_IN_MSB): Fix argument type.
3103 (TARGET_RETURN_IN_MEMORY): Fix argument types.
3105 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
3107 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
3109 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
3110 agree with return type.
3112 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
3114 2010-01-15 Jing Yu <jingyu@google.com>
3116 PR rtl-optimization/42691
3117 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
3118 a pseudo to a constant and are merged, and adjust comments.
3120 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
3122 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
3124 2010-01-15 Richard Guenther <rguenther@suse.de>
3127 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
3128 labels of computed or non-local gotos to the destination.
3129 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
3130 landing pad label is the first label.
3132 2010-01-15 Richard Guenther <rguenther@suse.de>
3134 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
3136 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3139 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
3140 to allow generation of the xssqrtdp instruction on power7.
3141 (sqrtdf2_fpr): Ditto.
3143 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3146 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
3147 functions with noreturn attribute.
3150 * varasm.c (declare_weak): Add weak attribute to decl if it
3151 doesn't have one already.
3152 (assemble_external): Only add decls to weak_decls if they also
3153 have weak attribute.
3155 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
3157 * var-tracking.c (var_reg_delete): Don't delete the association
3158 between REGs and values or one-part variables if the register
3161 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3164 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
3165 because its first operand is a non-localized variable.
3167 2010-01-14 Martin Jambor <mjambor@suse.cz>
3169 PR tree-optimization/42706
3170 * tree-sra.c (encountered_recursive_call): New variable.
3171 (encountered_unchangable_recursive_call): Likewise.
3172 (sra_initialize): Initialize both new variables.
3173 (callsite_has_enough_arguments_p): New function.
3174 (scan_function): Call decl and flags check only for IPA-SRA, check
3175 whether there is a recursive call and whether it has enough arguments.
3176 (all_callers_have_enough_arguments_p): New function.
3177 (convert_callers): Look for recursive calls only when
3178 encountered_recursive_call is set.
3179 (ipa_early_sra): Bail out either if
3180 !all_callers_have_enough_arguments_p or
3181 encountered_unchangable_recursive_call.
3183 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3185 * sel-sched.c: Add 2010 to copyright years.
3186 * sel-sched-ir.c: Likewise.
3187 * sel-sched-ir.h: Likewise.
3189 2010-01-14 Martin Jambor <mjambor@suse.cz>
3191 PR tree-optimization/42714
3192 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
3193 constructors specially.
3195 2010-01-14 Andi Kleen <ak@linux.intel.com>
3197 * config/i386/drivers-i386.c (detect_caches_intel):
3198 Add l2sizekb parameter and fill in.
3199 (host_detect_local_cpu): Add l2sizekb, fill in.
3200 Add Atom small cache heuristic.
3202 2010-01-14 Andi Kleen <ak@linux.intel.com>
3204 * config/i386/drivers-i386.c (detect_caches_cpuid4):
3205 Add level3 parameter and fill in.
3206 (detect_caches_intel): Handle level3 cache.
3208 2010-01-14 Andi Kleen <ak@linux.intel.com>
3210 * config/i386/drivers-i386.c (host_detect_local_cpu):
3211 Fix core duo detection.
3213 2010-01-14 Andi Kleen <ak@linux.intel.com>
3215 * config/i386/drivers-i386.c (host_detect_local_cpu):
3218 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3220 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
3221 (rs6000_variable_issue_1): this. Use...
3222 (rs6000_variable_issue): here. Reimplement. Print debug info.
3224 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3226 * sel-sched-ir.c (sel_restore_other_notes): Rename to
3227 sel_restore_notes. Update all callers. Call reemit_notes
3230 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3232 PR rtl-optimization/42246
3233 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
3236 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3238 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
3239 all successors is the same as number of successors in current region.
3241 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3243 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
3244 to rename is not separable. Otherwise check that its LHS is not NULL.
3246 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3248 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
3250 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3252 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
3253 available registers when failed to discover LHS register class.
3254 Fix indentation. Update comment.
3256 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3257 Alexander Monakov <amonakov@ispras.ru>
3259 PR rtl-optimization/42389
3260 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
3262 (advance_state_on_fence): Likewise.
3263 (sel_target_adjust_priority): Print debug output only when
3264 sched_verbose >= 4, not 2.
3265 (get_expr_cost): Do not issue all unique insns on the next cycle.
3266 (fill_insns): Initialize can_issue_more from the value saved
3268 * sel-sched-ir.c (flist_add): New parameter issue_more.
3269 Init FENCE_ISSUE_MORE with it.
3270 (merge_fences): Likewise.
3271 (init_fences): Update call to flist_add.
3272 (add_to_fences, add_clean_fence_to_fences)
3273 (add_dirty_fence_to_fences): Likewise.
3274 (move_fence_to_fences): Update call to merge_fences.
3275 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
3277 * sel-sched-ir.h (struct _fence): New field issue_more.
3278 (FENCE_ISSUE_MORE): New accessor macro.
3280 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3282 PR rtl-optimization/42388
3283 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
3284 that have no predecessors nor successors. Do not call move_bb_info
3285 for empty blocks outside of current region.
3287 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3289 PR rtl-optimization/42294
3290 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
3291 * sel-sched.c (move_exprs_to_boundary): Transitively add all
3292 originators' originators.
3294 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3296 PR rtl-optimization/39453
3297 PR rtl-optimization/42246
3298 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
3300 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
3302 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3303 Alexander Monakov <amonakov@ispras.ru>
3306 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
3307 (maybe_tidy_empty_bb): ... here. Make static. Add new
3308 argument. Update all callers.
3309 (tidy_control_flow): ... and here. Recompute topological order
3310 of basic blocks in region if necessary.
3311 (sel_redirect_edge_and_branch): Change return type. Return true
3312 if topological order might have been invalidated.
3313 (purge_empty_blocks): Export and move from...
3314 * sel-sched.c (purge_empty_blocks): ... here.
3315 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
3316 (maybe_tidy_empty_bb): Delete prototype.
3317 (purge_empty_blocks): Declare.
3319 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3321 PR rtl-optimization/42249
3322 * sel-sched.c (try_replace_dest_reg): When chosen register
3323 and original register is the same, do not bail out early, but
3324 still check all original insns for validity of replacing destination
3325 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
3328 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3331 Port from no-undefined-overflow branch:
3332 2009-03-09 Richard Guenther <rguenther@suse.de>
3334 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
3336 2010-01-14 Richard Guenther <rguenther@suse.de>
3339 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
3341 2010-01-14 Ira Rosen <irar@il.ibm.com>
3343 PR tree-optimization/42709
3344 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
3345 as scalar type in creation of constant vector operand.
3347 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3350 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
3351 (check-parallel-%): Match `testsuite' directory component only
3354 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
3356 PR translation/39521
3357 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
3360 2010-01-13 Richard Guenther <rguenther@suse.de>
3362 PR tree-optimization/42730
3363 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
3366 2010-01-13 Steve Ellcey <sje@cup.hp.com>
3369 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
3370 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
3373 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
3375 * config/bfin/libgcc-bfin.ver: Regenerate based on current
3376 libgcc-std.ver. Add entries for ___smulsi3_highpart and
3377 ___umulsi3_highpart.
3379 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
3380 rather than schedule_insns if the pass is enabled.
3382 2010-01-13 Martin Jambor <mjambor@suse.cz>
3384 PR tree-optimization/42704
3385 * tree-sra.c (sra_modify_assign): Do not delete assignments to
3388 2010-01-13 Martin Jambor <mjambor@suse.cz>
3390 PR tree-optimization/42703
3391 * tree-sra.c (analyze_access_subtree): Check that we can build a
3392 reference to the original data within the aggregate.
3394 2010-01-13 Richard Guenther <rguenther@suse.de>
3396 PR tree-optimization/42705
3397 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
3399 2010-01-13 Richard Guenther <rguenther@suse.de>
3402 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
3404 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3407 * var-tracking.c (values_to_unmark): New variable.
3408 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3409 values_to_unmark vector. Moved body to...
3410 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3411 instead queue it into values_to_unmark vector.
3412 (vt_find_locations): Free values_to_unmark vector.
3414 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
3416 * config/s390/s390.c (override_options): Set
3417 default of max-pending-list-length to 256
3419 2010-01-13 Richard Guenther <rguenther@suse.de>
3422 * tree-pass.h (PROP_gimple_lcx): New.
3423 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
3424 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
3425 before the final cleanup_eh.
3426 (dump_properties): Dump PROP_gimple_lcx.
3427 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
3428 (tree_lower_complex_O0): Remove.
3429 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
3430 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
3431 tree_lower_complex, schedule TODO_update_ssa.
3432 * lto-streamer-out.c (output_function): Stream the functions
3434 * lto-streamer-in.c (input_function): Likewise.
3435 (lto_read_body): Do not override them here.
3437 2010-01-12 Joseph Myers <joseph@codesourcery.com>
3440 * c-typeck.c (build_c_cast): Fold value cast to union type before
3441 wrapping it in a CONSTRUCTOR.
3443 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3445 PR rtl-optimization/42699
3446 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
3449 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3451 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3452 SUBTARGET_WARN_UNUSED_SPEC): Move ...
3453 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3454 SUBTARGET_WARN_UNUSED_SPEC): ... here
3455 * config/mips/iris5.h (LIBGCC_SPEC): Define.
3457 2010-01-12 Julian Brown <julian@codesourcery.com>
3459 * config/arm/neon-schedgen.ml (Utils): Don't try to
3460 open missing module.
3461 (find_with_result): New.
3463 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3466 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
3467 sharing when canonicalizing ({lt,ge}u (plus a b) b).
3469 PR tree-optimization/42645
3470 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
3471 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
3472 decl_map, set processing_debug_stmt to -1 and return name without
3475 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
3477 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
3478 binutils version, and reword target configuration description.
3480 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3482 * config/avr/avr.h (LINKER_NAME): Remove.
3484 2010-01-11 Janis Johnson <janis187@us.ibm.com>
3487 * config/rs6000/rs6000.c (rs6000_override_options): On targets
3488 that support VSX, warn for -mno-altivec if vsx is not disabled,
3491 2010-01-11 Joseph Myers <joseph@codesourcery.com>
3492 Shujing Zhao <pearly.zhao@oracle.com>
3494 PR translation/42469
3495 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
3496 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
3497 character between option name and help text.
3498 * c.opt (imultilib): Likewise.
3500 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
3502 * lto-streamer-out.c (output_unreferenced_globals): Output static
3505 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
3507 PR rtl-optimization/42621
3508 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
3509 optimizing for size.
3510 (duplicate_computed_gotos): Remove now-redundant check.
3512 2010-01-10 Steve Ellcey <sje@cup.hp.com>
3515 * configure.ac: Save and restore LDFLAGS and LIBS
3516 * configure: Regenerate.
3518 2010-01-10 Richard Guenther <rguenther@suse.de>
3521 * builtins.c (fold_builtin_strlen): Add type argument and
3522 convert the resulting length to it.
3523 (fold_builtin_1): Adjust.
3525 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3527 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
3528 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
3530 (num_insns_constant_wide): Adjust for that change.
3532 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3535 * web.c (union_defs): Add used argument, to combine uses of
3537 (entry_register): Adjust type and tests of used argument.
3538 (web_main): Widen used for new use. Pass it to union_defs.
3539 * df.h (union_defs): Adjust prototype.
3541 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3544 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
3545 uses in new incoming argument. Free body.
3546 (reset_debug_uses_in_loop): New.
3547 (analyze_insn_to_expand_var): Call the latter if the former found
3548 anything. Fix whitespace. Reject invalid dest overlaps before
3549 going through all insns in the loop.
3551 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3554 * haifa-sched.c (dying_use_p): Debug insns don't count.
3556 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3559 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
3560 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
3561 (verify_gimple_call): Reject LHS in noreturn calls.
3563 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3567 * tree-vect-loop-manip.c (adjust_info): New type.
3568 (adjust_vec): New pointer to vector.
3569 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
3570 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
3571 (slpeel_update_phis_for_duplicate_loop): Use them.
3572 (slpeel_update_phi_nodes_for_guard1): Likewise.
3573 (slpeel_update_phi_nodes_for_guard2): Likewise.
3574 (slpeel_tree_peel_loop_to_edge): Likewise.
3575 (vect_update_ivs_after_vectorizer): Likewise.
3577 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3579 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
3580 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3582 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3584 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
3585 bogus uninitialized warning.
3587 2010-01-09 Richard Guenther <rguenther@suse.de>
3590 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
3591 the evolution is compatible with the initial condition.
3593 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3595 * gcc.c (process_command): Update copyright notice dates.
3596 * gcov.c (print_version): Likewise.
3597 * gcov-dump.c (print_version): Likewise.
3598 * mips-tfile.c (main): Likewise.
3599 * mips-tdump.c (main): Likewise.
3601 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3604 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
3606 (rotlhi3_8): Delete.
3608 (rotlsi3_8): Delete.
3609 (rotlsi3_16): Delete.
3610 (rotlsi3_24): Delete.
3612 (*rotw<mode>3): New.
3613 (*rotb<mode>3): New.
3614 * config/avr/avr.c (avr_rotate_bytes): New function.
3615 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
3617 2010-01-08 Steve Ellcey <sje@cup.hp.com>
3620 * configure.ac: Modify -rdynamic check.
3621 * configure: Regenerate.
3623 2010-01-08 DJ Delorie <dj@redhat.com>
3625 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
3626 register popping order.
3628 2010-01-08 Richard Guenther <rguenther@suse.de>
3631 * c.opt (fsigned-char): Also let LTO handle this option.
3632 (funsigned-char): Likewise.
3634 2010-01-07 Richard Guenther <rguenther@suse.de>
3636 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
3637 (gimple_op): Likewise.
3638 (gimple_op_ptr): Likewise.
3639 (gimple_assign_set_lhs): Remove gcc_assert.
3640 (gimple_assign_set_rhs1): Likewise.
3641 (gimple_assign_set_rhs2): Likewise.
3642 (gimple_call_set_lhs): Likewise.
3643 (gimple_call_set_fn): Likewise.
3644 (gimple_call_set_fndecl): Likewise.
3645 (gimple_call_fndecl): Likewise.
3646 (gimple_call_return_type): Likewise.
3647 (gimple_call_set_chain): Likewise.
3648 (gimple_call_num_args): Likewise.
3649 (gimple_call_set_arg): Likewise.
3650 (gimple_cond_set_code): Likewise.
3651 (gimple_cond_set_lhs): Likewise.
3652 (gimple_cond_set_rhs): Likewise.
3653 (gimple_cond_set_true_label): Likewise.
3654 (gimple_cond_set_false_label): Likewise.
3655 (gimple_label_set_label): Likewise.
3656 (gimple_goto_set_dest): Likewise.
3657 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
3658 (gimple_debug_bind_get_value): Likewise.
3659 (gimple_debug_bind_get_value_ptr): Likewise.
3660 (gimple_debug_bind_set_var): Likewise.
3661 (gimple_debug_bind_set_value): Likewise.
3662 (gimple_debug_bind_reset_value): Likewise.
3663 (gimple_debug_bind_has_value_p): Likewise.
3664 (gimple_return_retval_ptr): Remove gcc_assert.
3665 (gimple_return_retval): Likewise.
3666 (gimple_return_set_retval): Likewise.
3667 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
3668 (safe_referenced_var_iterator): Remove.
3669 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
3670 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
3671 (fill_referenced_var_vec): Remove.
3672 (first_readonly_imm_use): Remove redundant gcc_assert.
3673 (phi_arg_index_from_use): Combine gcc_asserts.
3674 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
3675 (first_imm_use_stmt): Remove redundant gcc_assert.
3676 * tree-cfg.c (verify_gimple_call): Verify function and chain
3677 operands. Verify arguments.
3678 (verify_types_in_gimple_stmt): Verify condition code and labels.
3680 2010-01-07 Richard Guenther <rguenther@suse.de>
3682 PR tree-optimization/42641
3683 * sese.c (rename_map_elt_info): Use the SSA name version, do
3686 2010-01-07 Jakub Jelinek <jakub@redhat.com>
3688 PR tree-optimization/42625
3689 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
3690 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
3692 2010-01-07 Duncan Sands <baldrick@free.fr>
3694 * Makefile.in (PLUGIN_HEADERS): Add version.h.
3696 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
3699 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
3700 note itself is not function_invariant_p.
3702 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
3704 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
3705 Do not add the DF_NOTE problem.
3706 * store-motion.c (execute_rtl_store_motion): Likewise.
3708 2010-01-07 Martin Jambor <mjambor@suse.cz>
3710 PR tree-optimization/42157
3711 * tree-sra.c (compare_access_positions): Stabilize sort if both
3712 accesses have integer types, return zero immediately if they are the
3715 2010-01-06 Richard Henderson <rth@redhat.com>
3718 * haifa-sched.c (add_to_note_list): Merge into ...
3719 (concat_note_lists): ... here, and ...
3720 (unlink_other_notes, rm_other_notes): Merge into...
3721 (remove_notes): ... here. Create REG_SAVE_NOTEs for
3722 NOTE_INSN_EPILOGUE_BEG.
3724 2010-01-06 Richard Guenther <rguenther@suse.de>
3726 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
3727 not inline regular functions into always-inline functions.
3729 2010-01-06 Nick Clifton <nickc@redhat.com>
3731 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
3732 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
3734 (OVERRIDE_OPTIONS): Delete.
3735 (OPTIMIZATION_OPTIONS): Define.
3736 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
3737 * config/rx/rx.c (rx_handle_option): Issue an error message if
3738 -mcpu=rx200 and -fpu are used together.
3739 (rx_set_optimization_options): New function. Issue an error
3740 message if an optimization attribute attempts to reset the FPU/
3741 math optimization pairing.
3742 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
3743 * config/rx/rx.opt: Set the default to 32-bit doubles.
3744 * config/rx/t-rx: Add multilibs for -nofpu option.
3745 * doc/invoke.texi: Update documentation of RX options.
3747 2010-01-06 Richard Guenther <rguenther@suse.de>
3749 * tree-ssa-pre.c (name_to_id): New global.
3750 (alloc_expression_id): Simplify SSA name handling.
3751 (lookup_expression_id): Likewise.
3752 (init_pre): Zero name_to_id.
3753 (fini_pre): Free it.
3755 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
3757 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
3759 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
3762 * config/i386/sse.md (smaxv2di3): New.
3763 (umaxv2di3): Likewise.
3764 (sminv2di3): Likewise.
3765 (uminv2di3): Likewise.
3767 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
3770 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
3771 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
3772 (legitimize_tls_address): Likewise.
3773 (sparc_tls_referenced_p): Likewise.
3774 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
3775 and adjust calls to legitimize_pic_address.
3776 (legitimate_constant_p) Use sparc_tls_referenced_p.
3777 (legitimate_pic_operand_p): Likewise.
3778 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
3779 (sparc_tls_symbol_ref_1): Delete.
3780 (sparc_tls_referenced_p): Make static, recognize specific patterns.
3781 (legitimize_tls_address): Make static, handle CONST patterns.
3782 (legitimize_pic_address): Make static, remove unused parameter and
3783 adjust recursive calls.
3784 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
3785 and adjust call to legitimize_pic_address.
3786 (sparc_output_mi_thunk): Likewise.
3788 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
3789 H.J. Lu <hongjiu.lu@intel.com>
3792 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
3793 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
3794 operands to make them signed.
3797 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3800 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3801 GTU to GT for V4SI and V2DI.
3803 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3804 (umin<mode>3): Removed.
3806 (uminv4si3): Likewise.
3808 2010-01-05 Martin Jambor <mjambor@suse.cz>
3810 PR tree-optimization/42462
3811 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
3812 current_function_decl to helper functions and macros.
3814 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3817 * flags.h: Don't include real.h.
3818 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
3819 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
3820 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
3821 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
3822 * dominance.c: Update copyright.
3823 * gimple.c (walk_gimple_op): Remove inline.
3824 * tree-ssa-reassoc.c: Include real.h.
3825 * Makefile.in (FLAGS_H): Remove $(REAL_H).
3826 (tree-ssa-reassoc.o): Depend on $(REAL_H).
3828 2010-01-05 Nick Clifton <nickc@redhat.com>
3830 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
3831 register to push into the stack frame when the accumulator has to
3832 be saved during interrupts.
3834 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
3836 * doc/invoke.texi: Remove the documentation about option
3838 * common.opt (Wunreachable-code): Preserved for backward
3840 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
3841 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
3842 the backward compatibility flag section.
3844 2010-01-05 Richard Guenther <rguenther@suse.de>
3846 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
3848 2010-01-05 Jakub Jelinek <jakub@redhat.com>
3851 * cfgexpand.c (expand_one_var): Diagnose too large variables.
3853 PR tree-optimization/42508
3854 * tree-sra.c (convert_callers): Check for recursive call
3855 by comparing cgraph nodes instead of decls.
3856 (modify_function): Call ipa_modify_formal_parameters also
3857 on all same_body aliases.
3859 * cgraphunit.c (cgraph_materialize_all_clones): Compare
3860 cgraph nodes when checking for same_body aliases.
3862 2010-01-05 Richard Guenther <rguenther@suse.de>
3864 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
3865 allocation and lookup.
3866 (get_or_alloc_expr_for_constant): Likewise.
3867 (phi_translate): Sink allocation.
3869 2010-01-04 Richard Guenther <rguenther@suse.de>
3871 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
3872 a new entry only if needed.
3873 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
3874 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
3876 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
3878 (phi_translate): Handle CONSTANTs early.
3880 2010-01-04 Martin Jambor <mjambor@suse.cz>
3882 PR tree-optimization/42398
3883 * tree-sra.c (struct access): Removed flag grp_different_types.
3884 (dump_access): Do not dump the removed flag.
3885 (sort_and_splice_var_accesses): Do not set the removed flag.
3886 (sra_modify_expr): Check for type compatibility directly.
3888 2010-01-04 Martin Jambor <mjambor@suse.cz>
3890 PR tree-optimization/42366
3891 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
3892 edges with variable number of parameters.
3893 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
3894 flag instead of asserting it.
3895 (ipa_read_node_info): Read uses_analysis_done flag.
3897 2010-01-04 Richard Guenther <rguenther@suse.de>
3899 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
3900 iterative_hash_* as intended.
3901 (vn_reference_compute_hash): Likewise. Simplify hashing
3903 (vn_reference_lookup_2): Likewise.
3904 (vn_nary_op_compute_hash): Likewise.
3905 (vn_phi_compute_hash): Likewise.
3906 (expressions_equal_p): Remove strange code.
3907 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
3908 (pre_expr_hash): Likewise. Simplify hashing SSA names.
3909 (bitmap_insert_into_set_1): Take value-id as parameter.
3910 (add_to_value): Pass it.
3911 (bitmap_insert_into_set): Likewise.
3912 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
3914 2010-01-04 Jakub Jelinek <jakub@redhat.com>
3917 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
3918 (do_self_spec): For switches with SWITCH_IGNORE set set also
3919 SWITCH_IGNORE_PERMANENTLY.
3920 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
3923 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
3925 * lto-streamer-out.c (output_unreferenced_globals): Output the full
3926 tree of an unreferenced global var.
3928 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3931 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3932 GTU to GT for V4SI and V2DI.
3934 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3935 (umin<mode>3): Removed.
3937 (uminv4si3): Likewise.
3939 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3942 * collect2.c (main): Turn on trace in collect2 if -v is passed
3945 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
3947 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
3948 description of expression operand.
3950 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
3952 * configure.ac: Add install-html to target_list for Make-hooks.
3953 * configure: Regenerate.
3954 * fortran/Make-lang.in (F95_HTMLFILES): New.
3955 (fortran.html): Use it.
3956 (fortran.install-html): New.
3957 * Makefile.in (install-html): Add lang.install-html.
3958 * java/Make-lang.in (JAVA_HTMLFILES): New.
3959 (java.html): Use it.
3960 (java.install-html): New.
3961 * objc/Make-lang.in (objc.install-html): New.
3962 * objcp/Make-lang.in (obj-c++.install-html): New.
3963 * cp/Make-lang.in (c++.install-html): New.
3964 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
3965 * lto/Make-lang.in (lto.install-html): New.
3967 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
3970 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
3972 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
3974 PR rtl-optimization/41862
3975 * store-motion.c (store_killed_in_insn, compute_store_table,
3976 remove_reachable_equiv_notes, replace_store_insn,
3977 build_store_vectors): Ignore all DEBUG_INSNs.
3979 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
3982 * common.opt: Add dumpdir.
3984 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
3986 (option_map): Add --dumpdir.
3988 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
3990 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
3992 * opts.c (decode_options): Try dump_dir_name first if
3993 dump_base_name isn't an absolute path.
3994 (common_handle_option): Handle OPT_dumpdir.
3996 * toplev.c (dump_dir_name): New.
3997 (print_switch_values): Also ignore -dumpdir.
3999 * toplev.h (dump_dir_name): New.
4001 2010-01-03 Richard Guenther <rguenther@suse.de>
4003 PR tree-optimization/42589
4004 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
4005 double-word expansion of bswap32.
4007 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
4009 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
4010 with BLOCK_FOR_INSN.
4011 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
4012 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
4013 noce_process_if_block): Likewise.
4014 * gcse.c (compute_local_properties, insert_expr_in_table,
4015 insert_set_in_table, canon_list_insert, find_avail_set,
4016 pre_insert_copy_insn): Likewise.
4018 * basic-block.h (BLOCK_NUM): Move from here...
4019 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
4021 2010-01-03 Richard Guenther <rguenther@suse.de>
4023 PR tree-optimization/42438
4024 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
4025 contains_may_not_return_call flag.
4026 (BB_MAY_NOTRETURN): New.
4027 (valid_in_sets): Trapping nary operations are not valid
4028 in blocks that may not return.
4029 (insert_into_preds_of_block): Remove check for trapping expressions.
4030 (compute_avail): Compute also BB_MAY_NOTRETURN.
4032 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
4034 * doc/invoke.texi: Add 2010 to copyright years.
4036 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
4038 * config/sparc/sparc.c: Fix formatting nits.
4040 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
4041 Alexander Monakov <amonakov@ispras.ru>
4043 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
4045 2010-01-02 Richard Guenther <rguenther@suse.de>
4048 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
4049 (simplify_switch_using_ranges): Mark to be removed edges
4052 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4054 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4056 * collect2.c (scan_libraries): Add missing argument in call to
4059 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
4062 * config/alpha/predicates.md (aligned_memory_operand): Return false
4064 (unaligned_memory_operand): Return true for CQImode.
4065 * config/alpha/alpha.c (get_aligned_mem): Assert that location
4066 doesn not cross aligned SImode word boundary.
4068 2010-01-02 Anatoly Sokolov <aesok@post.ru>
4070 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
4072 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
4073 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
4075 2010-01-02 Richard Guenther <rguenther@suse.de>
4078 * toplev.c (compile_file): Emit LTO marker properly. Change
4080 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
4082 2010-01-01 Richard Guenther <rguenther@suse.de>
4085 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
4087 2010-01-01 Richard Guenther <rguenther@suse.de>
4090 * c-decl.c (grokdeclarator): For zero-size arrays force
4091 structural equality checks as layout_type does.
4093 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4095 * builtins.c: Update copyright to 2010.
4097 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4100 * lto-streamer-out.c (produce_asm): Revert the last change.
4101 (copy_function): Likewise.
4103 * lto-streamer.c (lto_get_section_name): Skip any leading
4106 2010-01-01 Richard Guenther <rguenther@suse.de>
4109 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
4113 Copyright (C) 2010 Free Software Foundation, Inc.
4115 Copying and distribution of this file, with or without modification,
4116 are permitted in any medium without royalty provided the copyright
4117 notice and this notice are preserved.