1 2010-03-23 Mike Stump <mikestump@comcast.net>
4 * config/darwin.h (ASM_OUTPUT_ALIGNED_BSS): Add.
5 * config/darwin.c (darwin_output_aligned_bss): Add.
6 * config/darwin-protos.h: Add darwin_output_aligned_bss.
8 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
10 PR rtl-optimization/43413
11 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
14 2010-03-22 James E. Wilson <wilson@codesourcery.com>
17 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
18 call_value_gp,sibcall_gp): Use 's' constraint not 'i'.
20 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
22 * config/i386/i386.c (ix86_target_string): Fix a typo in comments.
25 2010-03-22 Mike Stump <mikestump@comcast.net>
28 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
29 Don't overly align based upon packed packed fields.
31 2010-03-22 Jason Merrill <jason@redhat.com>
33 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
34 Use () rather than [], and move before the element type.
36 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
38 * doc/configfiles.texi (Configuration Files): Removed
39 fixinc/Makefile*, intl/Makefile.*.
40 * doc/makefile.texi: Fixed markup.
41 Abstract from version control system used.
42 (Makefile): Removed obsolete gcc/java/parse.y example.
43 * doc/sourcebuild.texi: Likewise.
44 (Top Level): Added config, gnattools, libdecnumber, libgcc,
47 (Miscellaneous Docs): Clarify location.
48 Added COPYING3, COPYING3.LIB.
49 (Front End Directory): Moved Make-lang.in entry to new
52 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
55 * config/i386/i386.c (x86_function_profiler)
56 [!NO_PROFILE_COUNTERS]: Fix typo.
57 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
60 2010-03-22 Janis Johnson <janis187@us.ibm.com>
61 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
63 * doc/sourcebuild.texi (Test Directives): Split into six
64 subsections, with most of the current text in new subsections
65 Directives, Selectors, and Final Actions.
66 (Directives): Split list of test directives into multiple
68 (Selectors): Describe use and syntax of selectors.
69 (Effective-Target Keywords): Describe all existing keywords.
70 (Add Options): Describe features for dg-add-options.
71 (Require Support): Describe variants of dg-require-support.
72 (Final Actions): Describe commands to use in dg-final.
74 2010-03-22 Michael Matz <matz@suse.de>
77 * recog.c (validate_replace_rtx_group): Replace also in
78 REG_EQUAL and REG_EQUIV notes.
80 2010-03-22 Richard Guenther <rguenther@suse.de>
82 PR tree-optimization/43390
83 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
84 sure vector extracts are type correct.
86 2010-03-22 Richard Guenther <rguenther@suse.de>
89 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
90 x * sqrt (x) even when optimizing for size if the target
91 has native support for sqrt.
93 2010-03-22 Jakub Jelinek <jakub@redhat.com>
95 * varasm.c (make_decl_rtl_for_debug): Also clear
96 flag_mudflap for the duration of make_decl_rtl call.
99 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
100 locs from preserved VALUEs.
102 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
105 * pa.md (movmemsi): Set align to one if zero.
106 (movmemdi): Likewise.
108 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
111 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
112 with their corresponding prologue pushes.
114 2010-03-20 Andrew Pinski <pinskia@gmail.com>
117 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
118 at the begining or end.
119 (spu_expand_epilogue): Likewise.
121 2010-03-20 Richard Guenther <rguenther@suse.de>
123 PR rtl-optimization/43438
124 * combine.c (make_extraction): Properly zero-/sign-extend an
125 extraction of the low part of a CONST_INT. Also handle
128 2010-03-19 Mike Stump <mikestump@comcast.net>
130 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
131 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
132 (override_options): Use SUBTARGET32_DEFAULT_CPU.
134 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
137 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was an
140 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
142 PR rtl-optimization/42258
143 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
144 use that may match DEF.
147 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
148 the cost of loading the constant rather than assuming
150 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
151 outer code is AND, do the same tests as the andsi3 expander and
152 return COSTS_N_INSNS (1) if and is cheap.
154 * optabs.c (avoid_expensive_constant): Fix formatting.
156 2010-03-19 Michael Matz <matz@suse.de>
159 * attribs.c (decl_attributes): When rebuilding a function pointer
160 type use the same qualifiers as the original pointer type.
162 2010-03-19 Martin Jambor <mjambor@suse.cz>
164 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
165 and is_gimple_ip_invariant_address.
167 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
170 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
172 * config/arm/arm.c (arm_override_options): Turn off
173 flag_dwarf2_cfi_asm for AAPCS variants.
175 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
178 * config/arm/arm.c (emit_multi_reg_push): Update comments.
179 Use PRE_MODIFY instead of PRE_DEC.
180 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
181 (vfp_emit_fstmd): Likewise.
183 2010-03-19 Michael Matz <matz@suse.de>
186 * builtins.c (expand_builtin_interclass_mathfn,
187 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
190 2010-03-19 Richard Guenther <rguenther@suse.de>
192 PR tree-optimization/43415
193 * tree-ssa-pre.c (phi_translate): Split out worker to ...
194 (phi_translate_1): ... this.
195 (phi_translate): Move all caching here. Cache all NARY
196 and REFERENCE translations.
198 2010-03-19 David S. Miller <davem@davemloft.net>
200 With help from Eric Botcazou.
201 * config/sparc/sparc.c: Include dwarf2out.h.
202 (emit_pic_helper): Delete.
203 (pic_helper_symbol_name): Delete.
204 (pic_helper_emitted_p): Delete.
205 (pic_helper_needed): New.
206 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
207 (get_pc_thunk_name): New.
208 (load_pic_register): Remove 'delay_pic_helper' arg. Use
209 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
210 Set pic_helper_needed to true. Don't call emit_pic_helper.
211 (sparc_expand_prologue): Update load_pic_register call.
212 (sparc_output_mi_thunk): Likewise.
213 (sparc_file_end): Emit a hidden comdat symbol for the PIC
214 thunk if possible. Output CFI information as needed.
216 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
217 Jack Howarth <howarth@bromo.med.uc.edu>
220 * config/i386/i386.h: Fix ABI on darwin x86-32.
222 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
224 * tree.h: Declare make_decl_rtl_for_debug.
225 * varasm.c (make_decl_rtl_for_debug): New.
226 * dwarf2out.c (rtl_for_decl_location): Call it.
227 * cfgexpand.c (expand_debug_expr): Call it.
229 2010-03-18 Jakub Jelinek <jakub@redhat.com>
232 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
236 * var-tracking.c (vt_init_cfa_base): Do nothing if
237 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed
240 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
243 * var-tracking.c (canonicalize_vars_star): New.
244 (dataflow_post_merge_adjust): Use it.
246 2010-03-18 Jakub Jelinek <jakub@redhat.com>
249 * var-tracking.c (non_suitable_const): New function.
250 (add_uses): For DEBUG_INSNs with constants, don't record any
251 value, instead just the constant value itself.
252 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
253 is not VAR_LOC_UNKNOWN_P, set var to the constant.
254 (emit_notes_in_bb): Likewise.
255 (emit_note_insn_var_location): For onepart variables if
256 cur_loc is a VOIDmode constant, use DECL_MODE.
258 2010-03-18 Martin Jambor <mjambor@suse.cz>
261 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
262 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
263 all non-clones. Moved call redirection...
264 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new
266 (cgraph_materialize_all_clones): Dispose of all
267 combined_args_to_skip bitmaps.
268 (verify_cgraph_node): Do not check for edges pointing to wrong
269 nodes in inline clones.
270 * tree-inline.c (copy_bb): Call
271 cgraph_redirect_edge_call_stmt_to_callee.
272 * ipa.c (cgraph_remove_unreachable_nodes): Call
273 cgraph_node_remove_callees even when there are used clones.
275 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
277 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
279 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
282 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
285 2010-03-18 Michael Matz <matz@suse.de>
288 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
289 into sqrt(x) if we need to preserve signed zeros.
291 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
292 Eric Botcazou <ebotcazou@adacore.com>
294 PR rtl-optimization/43360
295 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
296 note if we don't know its invariant status.
298 2010-03-18 Michael Matz <matz@suse.de>
300 PR tree-optimization/43402
301 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
302 PHI chains of ssa names registered for update.
304 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
307 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
308 non-offsettable and pre_modify update addressing.
309 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
310 and "2" alternatives "#".
311 (*movdd_softfloat32): Make all alternatives "#";
312 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
313 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
314 (*movdf_softfloat32): Make all alternatives "#";
315 (movdi): Use the new DIFD mode iterator to create a common splitter
316 for movdi, movdf and movdd patterns.
318 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
320 * common.opt (dumpdir): Remove redundant tab.
322 2010-03-17 Martin Jambor <mjambor@suse.cz>
324 PR tree-optimization/43347
325 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
326 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
328 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
330 PR rtl-optimization/42216
331 * regrename.c (create_new_chain): New function, broken out from...
332 (scan_rtx_reg): ... here. Call it. Handle the case where we are
333 appending a use to an empty chain.
334 (build_def_use): Remove previous changes that convert OP_INOUT to
335 OP_OUT operands; instead detect the case where an OP_INOUT operand
336 uses a previously untracked register and create an empty chain for
339 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
341 * doc/extend.texi (Function Attributes): Rewrite unfinished
342 sentence in ms_abi documentation.
344 2010-03-17 Alan Modra <amodra@gmail.com>
346 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
347 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
348 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
349 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
351 2010-03-16 Richard Henderson <rth@redhat.com>
354 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
355 (lower_try_finally): Save and restore eh_seq around the expansion
358 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
360 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
361 statements before splitting block.
363 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
365 * doc/sourcebuild.texi (Testsuites): Fix markup.
366 Use pathnames relative to gcc/testsuite.
367 (Test Directives): Move description of how timeout is determined.
368 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
369 (C Tests): Correct gcc.misc-tests directory.
370 Framework tests now live in gcc.test-framework.
372 2010-03-16 Richard Guenther <rguenther@suse.de>
375 * tree-cfg.c (gimple_merge_blocks): When propagating virtual
376 PHI operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI
379 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
380 Alexandre Oliva <aoliva@redhat.com>
382 PR tree-optimization/42917
383 * lambda-code.c (remove_iv): Skip debug statements.
384 (lambda_loopnest_to_gcc_loopnest): Likewise.
385 (not_interesting_stmt): Debug statements are not interesting.
387 2010-03-16 Jakub Jelinek <jakub@redhat.com>
391 * cselib.c (cselib_preserve_constants,
392 cfa_base_preserved_val): New static variables.
393 (preserve_only_constants): New function.
394 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
395 clear its REG_VALUES. If cselib_preserve_constants, don't
396 empty the whole hash table, but preserve there VALUEs with constants,
397 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
398 (cselib_preserve_cfa_base_value): New function.
399 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
400 (cselib_init): Change argument to int bitfield. Set
401 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
403 (cselib_finish): Clear cselib_preserve_constants and
404 cfa_base_preserved_val.
405 * cselib.h (enum cselib_record_what): New enum.
406 (cselib_init): Change argument to int.
407 (cselib_preserve_cfa_base_value): New prototype.
408 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
409 * dse.c (dse_step1): Likewise.
410 * cfgcleanup.c (thread_jump): Likewise.
411 * sched-deps.c (sched_analyze): Likewise.
412 * gcse.c (local_cprop_pass): Likewise.
413 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
414 If FN is non-NULL, call the callback always and whenever it returns
415 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
416 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
417 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
418 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
419 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
420 * var-tracking.c: Include recog.h.
421 (bb_stack_adjust_offset): Remove.
422 (vt_stack_adjustments): Don't call it, instead just gather the
423 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
424 (adjust_stack_reference): Remove.
425 (compute_cfa_pointer): New function.
426 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
427 (struct adjust_mem_data): New type.
428 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
430 (get_address_mode): New function.
431 (replace_expr_with_values): Use it.
432 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
433 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
434 (adjust_sets): Remove.
435 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
436 Use get_address_mode.
437 (get_adjusted_src): Remove.
438 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
439 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
440 (add_with_sets): Don't call adjust_sets.
441 (fp_setter, vt_init_cfa_base): New functions.
442 (vt_initialize): Change return type to bool. Move most of pool etc.
443 initialization to the beginning of the function from end. Pass
444 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
445 If !frame_pointer_needed, call vt_stack_adjustment before mos
446 vector is filled, call vt_init_cfa_base if argp/framep has been
447 eliminated to sp. If frame_pointer_needed and argp/framep has
448 been eliminated to hard frame pointer, set
449 hard_frame_pointer_adjustment and call vt_init_cfa_base after
450 encountering fp setter in the prologue. For MO_ADJUST, call
451 log_op_type before pusing the op into mos vector, not afterwards.
452 Call adjust_insn before cselib_process_insn/add_with_sets,
453 call cancel_changes (0) afterwards.
454 (variable_tracking_main_1): Adjust for vt_initialize calling
455 vt_stack_adjustments and returning whether it succeeded or not.
457 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
459 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
462 2010-03-15 Jakub Jelinek <jakub@redhat.com>
464 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
466 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
467 drap_reg has not been set.
469 2010-03-15 Michael Matz <matz@suse.de>
472 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
473 use it to expand block copies.
474 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
475 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
476 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
478 2010-03-15 Richard Guenther <rguenther@suse.de>
480 PR tree-optimization/43367
481 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
484 2010-03-15 Richard Guenther <rguenther@suse.de>
486 PR tree-optimization/43317
487 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
489 2010-03-15 Martin Jambor <mjambor@suse.cz>
491 PR tree-optimization/43141
492 * tree-sra.c (create_abstract_origin): New function.
493 (modify_function): Call create_abstract_origin.
495 2010-03-15 Chris Demetriou <cgd@google.com>
497 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
500 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
503 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
504 call insert_out_of_ssa_copy for default definitions.
506 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
508 * graphite-clast-to-gimple.c (my_long_long): Defined.
509 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
510 * graphite-sese-to-poly.c (my_long_long): Defined.
511 (scop_ivs_can_be_represented): Use it.
513 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
515 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
516 graphite-max-bbs-per-function, and loop-block-tile-size.
517 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
519 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
521 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
523 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
525 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
526 (add_upper_bounds_from_estimated_nit): New.
527 (build_loop_iteration_domains): Use it.
529 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
531 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
533 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
536 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
537 should be an INTEGER_CST. Also handle CASE_CONVERT.
539 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
541 * graphite.c (graphite_initialize): To bound the number of bbs per
542 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
543 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
544 * doc/invoke.texi: Document it.
546 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
548 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
549 * graphite-sese-to-poly.h (build_poly_scop): Same.
551 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
553 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
554 the number of parameters in the scop. Use as an upper bound
555 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
556 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
557 * doc/invoke.texi: Document it.
559 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
561 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
562 * doc/c-tree.texi: Remove.
563 * doc/generic.texi: Merge c-tree.texi here.
564 * doc/gccint.texi (Trees): Remove menu entry.
565 (c-tree.texi): Remove @include.
566 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
567 * doc/languages.texi (Reading RTL): Ditto.
569 2010-03-12 Steve Ellcey <sje@cup.hp.com>
572 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
574 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
577 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
578 code added to work around reload clobbering CONST insns.
580 2010-03-12 Jakub Jelinek <jakub@redhat.com>
582 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
583 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
584 (cselib_preserve_only_values): Remove retain argument, don't
585 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
586 * cselib.h (cselib_preserve_only_values): Remove retain argument.
587 * var-tracking.c (micro_operation): Move insn field before union.
588 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
589 (struct variable_tracking_info_def): Remove n_mos field, change
590 mos into a vector of micro_operations.
591 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
592 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
593 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
594 changing into a vector.
595 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
596 come before all other uops generated by add_stores.
597 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
599 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
600 a vector. Run just one pass over the bbs instead of separate counting
601 and computation phase.
602 (vt_finalize): Free VTI (bb)->mos vector instead of array.
605 * tree-inline.c (remap_decls): Put old_var rather than origin_var
606 into *nonlocalized_list vector.
607 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
608 even if origin is non-NULL.
609 (gen_variable_die): Likewise.
610 (process_scope_var): Don't change origin.
611 (gen_decl_die): Likewise.
612 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
613 before adding new edges instead of after it, fix moving over
616 2010-03-11 David S. Miller <davem@davemloft.net>
618 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
620 * configure: Rebuild.
622 2010-03-11 Martin Jambor <mjambor@suse.cz>
624 PR tree-optimization/43257
625 * tree.c (assign_assembler_name_if_neeeded): New function.
626 (free_lang_data_in_cgraph): Assembler name assignment moved to the
628 * tree.h (assign_assembler_name_if_neeeded): Declare.
629 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
630 the function if needed.
632 2010-03-11 Chris Demetriou <cgd@google.com>
634 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
635 include/stdint-gcc.h, and include/stdint.h world-readable.
637 2010-03-11 Richard Guenther <rguenther@suse.de>
639 PR tree-optimization/43255
640 * tree-vrp.c (process_assert_insertions_for): Do not insert
641 asserts for trivial conditions.
643 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
645 PR tree-optimization/43280
646 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
647 generation. Move calculation of size out of the if branch.
648 (find_bswap): Modify compare number generation.
650 2010-03-11 Richard Guenther <rguenther@suse.de>
653 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
654 (input_gimple_stmt): Fixup handled component types during
655 operand read. Also fix up decls in ADDR_EXPRs.
657 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
659 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
660 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
662 2010-03-10 Jan Hubicka <jh@suse.cz>
665 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
666 * varasm.c (get_variable_section): Don't do that here...
667 (make_decl_rtl): ... and here.
668 (do_assemble_alias): Produce decl RTL.
669 (assemble_alias): Likewise.
671 2010-03-10 Jakub Jelinek <jakub@redhat.com>
674 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
675 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
677 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
678 (based_loc_descr): Only express drap or vdrap regno based expressions
679 using DW_OP_fbreg when not optimizing.
680 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
681 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
682 REG_CFA_SET_VDRAP note.
684 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
686 PR tree-optimization/43236
687 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
688 error in calculation of base address in reverse iteration case.
689 (generate_builtin): Take number of latch executions if the statement
692 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
695 * tree-eh.c: Include pointer-set.h.
696 (lower_eh_dispatch): Filter out duplicate case labels and
697 remove the unneeded edge when the label is unused. Return
698 true when some edges are removed.
699 (execute_lower_eh_dispatch): When any lowering resulted in
700 removing an edge, also delete unreachable blocks.
702 2010-03-10 Jakub Jelinek <jakub@redhat.com>
705 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
706 UNSPEC_MACHOPIC_OFFSET.
708 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
711 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
712 (m68k_delegitimize_address): New function.
714 2010-03-09 Jakub Jelinek <jakub@redhat.com>
717 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
720 * var-tracking.c (adjust_sets): New function.
721 (count_with_sets, add_with_sets): Use it.
722 (get_adjusted_src): New inline function.
723 (add_stores): Use it.
726 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
727 call cselib_dummy_expand_value_rtx_cb instead of
728 cselib_expand_value_rtx_cb.
731 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
732 * config/i386/i386.c: Include debug.h and dwarf2out.h.
733 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
734 and .cfi_endproc around the pic thunks.
735 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
736 all queued unwind info register saves are saved before the call.
737 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
738 considered as sp-=4 for unwind info and the pop as sp+=4 which
739 also clobbers dest, but doesn't actually restore it.
742 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
745 2010-03-09 Jie Zhang <jie@codesourcery.com>
747 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
748 whitespaces in output template.
750 2010-03-09 Jie Zhang <jie@codesourcery.com>
752 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
755 2010-03-08 Jakub Jelinek <jakub@redhat.com>
757 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
758 builtins.exp in a separate job.
760 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
762 * graphite-sese-to-poly.c (add_param_constraints): Use
763 lower_bound_in_type and upper_bound_in_type.
765 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
767 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
768 instead of unsigned_type_node.
770 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
771 Reza Yazdani <reza.yazdani@amd.com>
774 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
775 on pointer type parameters.
777 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
781 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
782 handle conversions from pointer to integers.
783 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
784 induction variable, to be able to work with code generated by CLooG.
785 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
786 (build_poly_scop): Bail out if we cannot codegen a loop.
788 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
790 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
791 code generation with gloog_error.
793 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
795 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
796 Call fold_convert on all the returned values.
797 (expand_scalar_variables_expr): Pass to
798 expand_scalar_variables_ssa_name the type of the resulting expression.
800 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
802 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
803 ppl_min_for_le_pointset.
804 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
805 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
807 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
809 * graphite-dependences.c (map_into_dep_poly): Removed.
810 (dependence_polyhedron_1): Use combine_context_id_scat.
812 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
814 * graphite-poly.h (struct poly_scattering): Add layout documentation.
815 (struct poly_bb): Same.
816 (combine_context_id_scat): New.
818 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
821 * sese.c (name_defined_in_loop_p): Return false for default
824 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
826 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
827 and clean up the logic.
829 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
831 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
834 2010-03-08 Jakub Jelinek <jakub@redhat.com>
836 * var-tracking.c (remove_cselib_value_chains): Define only for
838 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
839 delete_slot_part, emit_notes_for_differences_1): Don't call
840 remove_cselib_value_chains here.
841 (set_slot_part, emit_notes_for_differences_2): Don't call
842 add_cselib_value_chains here.
843 (preserved_values): New vector.
844 (preserve_value): New function.
845 (add_uses, add_stores, vt_add_function_parameters): Use it
846 instead of cselib_preserve_value.
847 (changed_values_stack): New vector.
848 (check_changed_vars_0): New function.
849 (check_changed_vars_1, check_changed_vars_2): Use it.
850 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
851 changed_values_stack VALUEs.
852 (vt_emit_notes): For all preserved_values call
853 add_cselib_value_chains. If ENABLE_CHECKING call
854 remove_cselib_value_chains before verifying value_chains is empty.
855 Initialize and free changed_values_stack.
856 (vt_initialize): Initialize preserved_values.
857 (vt_finalize): Free preserved_values.
859 2010-03-08 Richard Guenther <rguenther@suse.de>
861 PR tree-optimization/43269
862 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
865 2010-03-08 Martin Jambor <mjambor@suse.cz>
867 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
868 (ipa_is_param_called): Removed.
869 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
870 (ipa_print_node_params): Do not print the called flag.
871 (ipa_write_node_info): Do not stream the called flag.
872 (ipa_read_node_info): Likewise.
874 2010-03-07 Jakub Jelinek <jakub@redhat.com>
877 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
878 * cselib.c (struct expand_value_data): Add dummy field.
879 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
881 (cselib_dummy_expand_value_rtx_cb): New function.
882 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
884 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
885 * var-tracking.c: Include pointer-set.h.
886 (variable): Change n_var_parts to char from int. Add
887 cur_loc_changed and in_changed_variables fields.
888 (variable_canonicalize): Remove.
889 (shared_var_p): New inline function.
890 (unshare_variable): Maintain cur_loc_changed and
891 in_changed_variables fields. If var was in changed_variables,
892 replace it there with new_var. Just copy cur_loc instead of
893 resetting it to something else.
894 (variable_union): Don't recompute cur_loc. Use shared_var_p.
895 (dataflow_set_union): Don't call variable_canonicalize.
896 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
897 of their DEBUG_EXPR_TREE_DECLs.
898 (canonicalize_loc_order_check): Verify that cur_loc is NULL
899 and in_changed_variables and cur_loc_changed is false.
900 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
901 and cur_loc_changed. Don't update cur_loc here.
902 (variable_merge_over_src): Don't call variable_canonicalize.
903 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
904 removing loc that is equal to cur_loc, clear cur_loc,
905 set cur_loc_changed and ensure variable_was_changed is called.
906 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
907 compare pointers in cur_loc check, if it is equal to loc,
908 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
909 (variable_different_p): Remove compare_current_location argument,
910 don't compare cur_loc.
911 (dataflow_set_different_1): Adjust variable_different_p caller.
912 (variable_was_changed): If dv had some var in changed_variables
913 already, reset in_changed_variables flag for it and propagate
914 cur_loc_changed over to the new variable. On empty var
915 always set cur_loc_changed. Set in_changed_variables on whatever
916 var is added to changed_variables.
917 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
918 Use shared_var_p. When removing loc that is equal to cur_loc,
919 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
920 end, don't set it to something else, just call variable_was_changed.
921 (delete_slot_part): Use shared_var_p. When cur_loc equals to
922 loc being removed, clear cur_loc and set cur_loc_changed.
923 Set cur_loc_changed if all locations have been removed.
924 (struct expand_loc_callback_data): New type.
925 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
926 allocated. Always create SUBREGs if simplify_subreg failed.
927 Prefer to use cur_loc, when that fails and still in
928 changed_variables (and seen first time) recompute it. Set
929 cur_loc_changed of variables which had to change cur_loc and
930 compute elcd->cur_loc_changed if any of the subexpressions used
931 had to change cur_loc.
932 (vt_expand_loc): Adjust to pass arguments in
933 expand_loc_callback_data structure.
934 (vt_expand_loc_dummy): New function.
935 (emitted_notes): New variable.
936 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
937 that weren't used for any other decl in current
938 emit_notes_for_changes call call vt_expand_loc_dummy to update
939 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
940 first loc_chain location if NULL before. Always use just
941 cur_loc instead of first loc_chain location. When cur_loc_changed
942 is false, when not --enable-checking=rtl just don't emit any note.
943 When rtl checking, compute the note and assert it is the same
944 as previous note. Clear cur_loc_changed and in_changed_variables
945 at the end before removing from changed_variables.
946 (check_changed_vars_3): New function.
947 (emit_notes_for_changes): Traverse changed_vars to call
948 check_changed_vars_3 on each changed var.
949 (emit_notes_for_differences_1): Clear cur_loc_changed and
950 in_changed_variables. Recompute cur_loc of new_var.
951 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
952 (vt_emit_notes): Initialize and destroy emitted_notes.
954 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
956 PR rtl-optimization/42220
957 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
958 Use verify_reg_tracked to determine if we should use OP_OUT rather
960 (build_def_use): If we see an in-out operand for a register that we
961 know nothing about, treat is an output if possible, fail the block if
964 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
967 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
970 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
973 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
974 uses of relevant DEFs that are dead outside the loop too.
976 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
978 * var-tracking.c (dataflow_set_merge): Swap src and src2.
980 2010-01-13 Jakub Jelinek <jakub@redhat.com>
982 * var-tracking.c (values_to_unmark): New variable.
983 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
984 values_to_unmark vector. Moved body to...
985 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
986 instead queue it into values_to_unmark vector.
987 (vt_find_locations): Free values_to_unmark vector.
989 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
991 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
992 (site.exp): Export them when plugins are enabled.
994 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
997 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
999 (chrec_fold_multiply): Same.
1001 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1004 * c-decl.c (build_compound_literal): Return early if init is
1007 2010-03-04 Martin Jambor <mjambor@suse.cz>
1009 PR tree-optimization/43164
1010 PR tree-optimization/43191
1011 * tree-sra.c (type_consists_of_records_p): Reject records with
1012 zero-size bit-fields at the end.
1014 2010-03-04 Mike Stump <mikestump@comcast.net>
1016 * Makefile.in (TAGS): Remove *.y.
1018 2010-03-04 Richard Guenther <rguenther@suse.de>
1020 PR tree-optimization/40761
1021 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
1023 (my_rev_post_order_compute): New function.
1024 (init_pre): Call it.
1026 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
1029 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
1030 decrease the cost of an IV candidate when the cost is infinite.
1032 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1034 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
1035 Use '3DNow!' for the extension of that name, ensure normal space
1037 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
1039 2010-03-03 Jeff Law <law@redhat.com>
1041 * PR middle-end/32693
1042 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
1043 than gen_rtx_SUBREG.
1044 (extract_bit_field_1): Likewise.
1046 2010-03-03 Janis Johnson <janis187@us.ibm.com>
1048 * doc/sourcebuild.texi (Test directives): Document that arguments
1049 include-opts and exclude-opts are now optional for dg-skip-if,
1050 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
1052 2010-03-03 Jason Merrill <jason@redhat.com>
1055 * cgraph.h (varpool_node): Add extra_name field.
1056 * varpool.c (varpool_extra_name_alias): New.
1057 (varpool_assemble_decl): Emit extra name aliases.
1058 (varpool_mark_needed_node): Look past an extra name alias.
1059 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
1060 * lto-streamer-in.c (lto_input_tree): Read it.
1061 * lto-streamer-out.c (output_unreferenced_globals): Write it.
1063 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
1065 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
1066 (sparc*-*-solaris2*): ...this.
1068 2010-03-03 Jakub Jelinek <jakub@redhat.com>
1071 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
1072 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
1073 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
1074 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
1077 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
1078 fallthrough to default handling, just with want_address 0 instead of 2.
1079 For single element lists, add_AT_loc directly, otherwise create an
1080 artificial variable DIE and stick location list to it.
1083 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
1084 (VAL_EXPR_HAS_REVERSE): Define.
1085 (reverse_op): New function.
1086 (add_stores): For reversible operations add an extra MO_VAL_USE.
1088 2010-03-02 Jason Merrill <jason@redhat.com>
1090 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
1092 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
1094 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
1095 (sparc64-*-linux*): Likewise.
1096 (sparc64-*-solaris2*): Include assembler files before linker ones.
1097 (sparc-*-solaris2*): Simplify and reorder to match previous case.
1098 * config/sparc/gas.h: Delete.
1099 * config/sparc/sol2-64.h: Add copyright notice.
1100 * config/sparc/sol2-gas-bi.h: Likewise.
1101 * config/sparc/sol2-gld.h: Likewise.
1102 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
1103 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
1104 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
1105 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
1106 (sparc_elf_asm_named_section): Rename into...
1107 (sparc_solaris_elf_asm_named_section): ...this. Always define.
1109 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
1111 * config/alpha/alpha.c (override_options): Fix -mtune error message.
1113 2010-03-02 Jeff Law <law@redhat.com>
1116 * reload1.c (rtx_p, substitute_stack): Declare.
1117 (substitute): Record addresses of changed rtxs.
1118 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
1119 Restore the original rtx when complete.
1120 (reload): Free subsitute_stack when complete.
1122 2010-03-02 Janis Johnson <janis187@us.ibm.com>
1124 * doc/gccint.texi (menu): Add Testsuites as a chapter.
1125 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
1127 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
1128 LTO Testing, gcov Testing, profopt Testing, compat Testing,
1129 Torture Tests): Change from subsection to section.
1131 2010-03-02 Jakub Jelinek <jakub@redhat.com>
1132 Steven Bosscher <steven@gcc.gnu.org>
1134 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
1137 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
1140 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
1141 the assignment from the new induction variable to the assignment
1142 of the value from the original loop PHI function.
1144 2010-03-01 Janis Johnson <janis187@us.ibm.com>
1145 Daniel Jacobowitz <dan@codesourcery.com>
1147 * doc/sourcebuild.texi (Test directives): Clarify options to
1150 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1152 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
1153 Disable cfi directives unless GCC and gas agree on using read-only
1154 .eh_frame sections for 64-bit.
1155 * configure: Regenerate.
1157 2010-03-01 Richard Guenther <rguenther@suse.de>
1159 PR tree-optimization/43220
1160 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
1161 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
1163 2010-03-01 Richard Guenther <rguenther@suse.de>
1164 Martin Jambor <mjambor@suse.cz>
1167 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
1168 gimplified parameters.
1170 2010-03-01 Christian Bruel <christian.bruel@st.com>
1172 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
1174 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
1176 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
1178 2010-03-01 Richard Guenther <rguenther@suse.de>
1181 * expr.c (expand_assignment): Use the alias-oracle to tell
1182 if the rhs aliases the result decl.
1184 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1187 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
1188 to sol_gt_pch_get_address.
1189 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
1190 64-bit, SPARC and x86.
1191 (sol_gt_pch_get_address): New function.
1193 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
1195 * toplev.h (inform_n, error_n): Declare.
1196 * diagnostic.c (inform_n, error_n): New function.
1198 2010-03-01 Jakub Jelinek <jakub@redhat.com>
1200 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
1201 has no rtl yet when processing local_decls, queue it and recheck
1202 if deferred stack allocation hasn't assigned it rtl.
1204 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
1206 * config/sh/sh.c (unspec_bbr_uid): New.
1207 (gen_block_redirect): Use it instead of INSN_UID.
1208 (gen_far_branch): Likewise.
1210 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
1212 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
1213 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
1215 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1217 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
1218 (Warning Options): -Wno-conversion-null is valid for
1219 Objective-C++ as well.
1220 * doc/tm.texi (Named Address Spaces): Likewise.
1221 * doc/plugins.texi (Plugins): Replace TABs with spaces.
1222 * doc/tree-ssa.texi (Tree SSA): Likewise.
1224 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1227 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
1228 by default. Don't set the default arch for
1229 i[34567]86-*-darwin*|x86_64-*-darwin*.
1231 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1234 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
1235 default. Set the default 32bit/64bit archs with $with_arch
1236 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
1238 2010-02-27 Richard Guenther <rguenther@suse.de>
1240 PR tree-optimization/43186
1241 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
1242 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
1243 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
1244 unroller iterations.
1246 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1248 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
1249 required and i[34567]86-*-* targets don't support 64bit ISA.
1251 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
1254 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1257 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1259 * config.gcc: Set the default arch at least to Prescott for
1260 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
1261 if SSE math is enabled.
1263 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1265 * diagnostic.c (diagnostic_initialize): Update.
1266 (diagnostic_report_diagnostic): Test inhibit_notes_p for
1268 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
1269 (diagnostic_inhibit_notes): New.
1270 * toplev.c (process_options): inhibit notes with -fcompare-debug.
1272 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1275 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
1276 * doc/standards.texi: Likewise.
1277 * doc/extend.texi: Likewise.
1278 * doc/trouble.texi: Likewise.
1279 * doc/cppopts.texi: Likewise.
1280 * doc/install.texi: Likewise.
1281 * c.opt (std=c90,std=gnu90): New options.
1282 * c-opts.c (c_common_handle_option): Handle them.
1284 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1287 * c-decl.c (undeclared_variable): Use an informative note.
1289 2010-02-26 Richard Guenther <rguenther@suse.de>
1291 PR tree-optimization/43186
1292 * gimple.h (gimple_fold): Remove.
1293 * gimple.c (gimple_fold): Remove. Inline into single user ...
1294 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
1295 Try harder for conditions.
1297 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1300 * function.c (used_types_insert): Don't skip through named pointer
1301 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
1302 and it is different from the main variant's type.
1304 2010-02-26 Nick Clifton <nickc@redhat.com>
1306 * config/rx/rx.md (sminsi3): Remove bogus alternative.
1308 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1310 * config.gcc: Support --with-fpmath=sse for x86.
1312 * config/i386/ssemath.h: New.
1314 * doc/install.texi (--with-fpmath=sse): Documented.
1316 2010-02-26 Richard Guenther <rguenther@suse.de>
1318 PR tree-optimization/43188
1319 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
1320 vector types of over-aligned element type.
1322 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
1325 * config/i386/i386.c (expand_vec_perm_blend): Use correct
1326 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
1328 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
1330 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
1332 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1334 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
1335 * var-tracking.c: Include diagnostic.h.
1336 (debug_dv): New function.
1337 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
1340 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
1341 (add_value_chain, add_value_chains, remove_value_chain,
1342 remove_value_chains): Handle DEBUG_EXPRs.
1343 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
1346 * regcprop.c (struct queued_debug_insn_change): New type.
1347 (struct value_data_entry): Add debug_insn_changes field.
1348 (struct value_data): Add n_debug_insn_changes field.
1349 (debug_insn_changes_pool): New variable.
1350 (free_debug_insn_changes, apply_debug_insn_changes,
1351 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
1352 (kill_value_one_regno): Call free_debug_insn_changes if needed.
1353 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
1355 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
1357 (copyprop_hardreg_forward_1): Don't call apply_change_group for
1358 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
1359 changes, call cprop_find_used_regs via note_stores.
1360 (copyprop_hardreg_forward): When copying vd from predecessor
1361 which has any queued DEBUG_INSN changes, make sure the pointers are
1362 cleared. At the end call df_analyze and then if there are any
1363 DEBUG_INSN changes queued at the end of some basic block for still
1364 live registers, apply them.
1365 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
1367 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
1369 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
1372 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
1374 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
1375 targets. Set the default with_cpu/with_arch from arch/cpu.
1376 Allow x86-64 and native for with_cpu/with_arch.
1378 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
1380 * ebitmap.c: Change calls to verify_popcount with calls to
1381 sbitmap_verify_popcount.
1382 (ebitmap_clear_bit): Fixed map->cacheindex test and
1383 map>cache update when bit clearing results in an empty
1386 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1389 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
1390 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
1391 and support both V2DF and V2DI modes.
1392 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
1393 support both V2DF and V2DI modes.
1394 (general): Delete trailing whitespace from a few patterns.
1396 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1397 V2DF/V2DI interleave high/low builtins.
1399 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
1402 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
1403 interleave high/low functions.
1405 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
1407 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
1408 #pragma extern_prefix.
1410 2010-02-25 Jakub Jelinek <jakub@redhat.com>
1413 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
1414 BLKmode, assert op0 is a MEM and just adjust its mode.
1417 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
1418 if bitpos isn't multiple of mode's bitsize.
1420 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1422 * c.opt (-ftemplate-depth=): New.
1423 (-ftemplate-depth-): Deprecate.
1424 * optc-gen.awk: Handle -ftemplate-depth=.
1425 * opth-gen.awk: Likewise.
1426 * c-opts.c (c_common_handle_option): Likewise.
1427 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
1429 2010-02-24 Jason Merrill <jason@redhat.com>
1431 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
1433 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1435 * cfg.c (alloc_aux_for_block): Remove inline.
1436 (alloc_aux_for_edge): Likewise.
1438 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1440 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
1442 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1444 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
1445 * config/i386/sol2-gas.h: New file.
1446 * config.gcc (i[34567]86-*-solaris2*): Use it.
1448 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1451 * c-typeck.c (ep_convert_and_check): New.
1452 (build_conditional_expr): Use it.
1453 (build_binary_op): Likewise.
1455 2010-02-24 Jakub Jelinek <jakub@redhat.com>
1457 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
1460 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
1461 bounds even for -O+.
1462 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
1463 expr needs to have DECL_NAME set.
1465 2010-02-24 Nick Clifton <nickc@redhat.com>
1467 * config/mep/mep.c: Include gimple.h.
1468 (mep_function_uses_sp): Delete unused function.
1469 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
1470 parameters. Use unsigned integers to count args. Return a
1471 NULL_RTX instead of an error_mark_node. Toidy up formatting.
1473 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1476 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
1477 greater or equal to nelt instead of 2 * nelt.
1478 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
1481 2010-02-23 Jason Merrill <jason@redhat.com>
1484 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
1485 in cfun->local_decls even if they have register types.
1488 * stor-layout.c (place_field): Don't warn about unnecessary
1489 DECL_PACKED if the type is packed.
1491 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1494 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
1495 GOTOFF relocs, even when the base reg isn't pic pointer.
1497 2010-02-23 Michael Matz <matz@suse.de>
1500 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
1501 (expand_gimple_basic_block): Generate and use debug temps if there
1502 are debug uses left after the last real use of TERed ssa names.
1503 Unlink debug immediate uses when they are expanded.
1505 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1508 * config/i386/i386.c (override_options): Reorganise to provide
1509 better error messages.
1511 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1514 * graphite-scop-detection.c (create_single_exit_edge): Move
1515 the call to find_single_exit_edge to....
1516 (create_sese_edges): ...here. Don't handle multiple edges
1517 exiting the function.
1518 (build_graphite_scops): Don't handle multiple edges
1519 exiting the function.
1521 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1524 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
1525 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
1527 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1530 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
1532 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1535 * c-typeck.c (convert_arguments): Print declaration location.
1536 * c-common.c (validate_nargs): Rename as
1537 builtin_function_validate_nargs.
1538 (check_builtin_function_arguments): Update.
1540 2010-02-22 Richard Guenther <rguenther@suse.de>
1543 * tree-inline.c (declare_return_variable): Use the type of
1544 the call stmt lhs if available.
1546 2010-02-22 Duncan Sands <baldrick@free.fr>
1548 * passes.c (register_pass): Always consider all pass lists when
1549 ref_pass_instance_number is zero.
1551 2010-02-22 Richard Guenther <rguenther@suse.de>
1553 PR tree-optimization/42749
1554 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
1555 parameter. Do arithmetic in the original type.
1556 (update_accumulator_with_ops): Likewise.
1557 (adjust_accumulator_values): Adjust.
1559 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1561 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
1562 (QI to BLKmode splitter): New splitter.
1564 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
1566 * config/i386/i386.c (initial_ix86_tune_features): Turn on
1567 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
1569 2010-02-22 Richard Guenther <rguenther@suse.de>
1571 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
1573 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
1575 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
1576 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
1577 ($(T)crti.o, $(T)crtn.o): Remove rules.
1579 2010-02-21 Tobias Burnus <burnus@net-b.de>
1582 * doc/invoke.texi (-fassociative-math): Document that this
1583 option is automatically enabled for Fortran.
1585 2010-02-20 David S. Miller <davem@davemloft.net>
1587 * configure.ac: Test if linker and assembler properly support
1588 GOTDATA_OP relocations.
1589 * configure: Rebuild.
1590 * config.in: Likewise.
1591 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
1592 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
1593 (movsi_high_pic): Likewise.
1594 (movdi_lo_sum_pic): Likewise.
1595 (movdi_high_pic): Likewise.
1596 (movsi_pic_gotdata_op): New pattern.
1597 (movdi_pic_gotdata_op): Likewise.
1598 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
1599 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
1601 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
1604 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
1605 attribute to ssemul.
1606 (xop_mulv2div2di3_high): Ditto.
1608 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1611 * c.opt (Wconversion-null): New option.
1612 * doc/invoke.texi (Wconversion-null): Document.
1614 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1616 * common.opt (Wlarger-than-): Add Undocumented.
1618 2010-02-19 Mike Stump <mikestump@comcast.net>
1620 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
1622 2010-02-19 Jason Merrill <jason@redhat.com>
1625 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
1626 * configure: Likewise.
1628 2010-02-20 Alan Modra <amodra@gmail.com>
1631 * cgraph.h (cgraph_make_decl_local): Declare.
1632 * cgraph.c (cgraph_make_decl_local): New function.
1633 (cgraph_make_node_local): Use it.
1634 * cgraphunit.c (cgraph_function_versioning): Likewise.
1635 * ipa.c (function_and_variable_visibility): Likewise.
1637 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1640 * except.c (sjlj_emit_function_enter): Don't call
1641 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
1643 * rtl.h (add_reg_br_prob_note): Remove prototype.
1645 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1648 * c-common.c (conversion_warning): Remove widening conversions
1649 before checking the conversion of integers to reals.
1651 2010-02-19 Mike Stump <mikestump@comcast.net>
1654 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
1657 * cgraphunit.c (process_function_and_variable_attributes): Check
1658 DECL_PRESERVE_P instead of looking up attribute "used".
1659 * ipa-pure-const.c (check_decl): Likewise.
1660 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
1661 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
1662 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
1663 instead of attribute "used".
1664 * config/sol2-c.c (solaris_pragma_init): Likewise.
1665 (solaris_pragma_fini): Likewise.
1667 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1669 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
1670 Use XCNEW instead of xcalloc.
1671 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
1672 XNEW instead of xmalloc.
1673 (get_fields): Use XNEWVEC instead of xmalloc.
1676 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
1677 populate vars array.
1678 (create_new_general_access): For debug stmts just reset value.
1679 (get_stmt_accesses): For accesses within debug stmts just record them
1680 using add_access_to_acc_sites instead of preventing the peeling or
1681 counting them as accesses.
1684 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
1686 2010-02-19 Richard Guenther <rguenther@suse.de>
1688 PR tree-optimization/42916
1689 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
1692 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
1694 * configure.ac: Replace all uses of changequote in macro arguments
1695 with proper quoting.
1697 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1700 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
1702 2010-02-19 Richard Guenther <rguenther@suse.de>
1704 PR tree-optimization/42944
1705 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
1706 test for aliasing with errno.
1708 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1711 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
1712 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
1713 * dojump.c: Include output.h.
1714 (inv): New inline function.
1715 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
1716 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
1717 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
1718 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
1719 argument, pass it down to other calls.
1720 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
1721 add REG_BR_PROB note to the conditional jump.
1722 * cfgexpand.c (add_reg_br_prob_note): Removed.
1723 (expand_gimple_cond): Don't call it, add the probability
1724 as last argument to jumpif_1/jumpifnot_1.
1725 * Makefile.in (dojump.o): Depend on output.h.
1726 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
1728 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
1729 * stmt.c (do_jump_if_equal): Likewise.
1730 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
1731 * loop-unswitch.c (compare_and_jump_seq): Likewise.
1732 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
1734 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
1735 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
1736 jumpifnot_1 callers.
1737 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
1739 (store_expr): Adjust jumpifnot caller.
1740 (store_constructor): Adjust jumpif caller.
1743 * gimplify.c (gimple_boolify): For __builtin_expect call
1744 gimple_boolify also on its first argument.
1746 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
1748 * configure.ac (gnu-unique-object): Wrap regexps using [] in
1750 (__stack_chk_fail): Ditto. Remove quadrigraphs.
1751 * configure: Regenerated.
1753 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1755 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
1756 lang_hooks.types_compatible_p instead of comptypes.
1758 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
1760 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
1761 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
1762 if __prefer_thumb__ is defined.
1764 2010-02-18 Martin Jambor <mjambor@suse.cz>
1766 PR tree-optimization/43066
1767 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
1768 array with zero-sized element type.
1770 2010-02-18 Jakub Jelinek <jakub@redhat.com>
1772 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
1773 rtx, allocate struct var_loc_node here and return it to the
1774 caller, and only if it is actually needed.
1775 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
1776 move it earlier and return immediately if it returns NULL.
1778 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
1780 * config/sparc/gas.h: New file. Restore
1781 TARGET_ASM_NAMED_SECTION to its ELF default.
1782 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
1784 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1785 Likewise. Add ATTRIBUTE_UNUSED to prototype.
1786 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
1787 after sparc/sysv4.h.
1789 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
1791 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
1793 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
1795 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
1796 patterns from predicated pattern.
1798 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
1801 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
1802 for insn mnemonic suffix.
1804 2010-02-17 Richard Guenther <rguenther@suse.de>
1806 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
1809 2010-02-17 Jakub Jelinek <jakub@redhat.com>
1812 * caller-save.c (save_call_clobbered_regs): If BB ends with
1813 a DEBUG_INSN, move any notes in between last real insn and the last
1814 DEBUG_INSN after the last DEBUG_INSN.
1816 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
1818 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
1819 Fix return type. Fix argument type. Explain meaning of return value.
1821 2010-02-16 Richard Guenther <rguenther@suse.de>
1823 PR tree-optimization/41043
1824 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
1825 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
1827 (vrp_visit_phi_node): ... but only for loop PHI nodes.
1829 2010-02-16 Ira Rosen <irar@il.ibm.com>
1831 PR tree-optimization/43074
1832 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
1833 * tree-vect-loop.c (vect_analyze_loop_operations): Add
1834 vectorizable cycles in hybrid SLP check.
1835 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
1837 2010-02-16 Richard Guenther <rguenther@suse.de>
1839 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
1840 (true_dependence): If memrefs_conflict_p computes must-alias
1841 trust it. Move TBAA check after offset-based disambiguation.
1842 (canon_true_dependence): Likewise.
1844 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
1846 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
1847 * doc/invoke.texi: Document it.
1848 * var-tracking.c: Include toplev.h and params.h.
1849 (vt_find_locations): Return bool indicating success. Compute
1850 hash sizes unconditionally. Check new parameter, report.
1851 (variable_tracking_main_1): Check vt_find_locations results and
1852 retry. Renamed from...
1853 (variable_tracking_main): ... this. New wrapper to preserve
1854 flag_var_tracking_assignments.
1855 * Makefile.in (var-tracking.o): Adjust dependencies.
1857 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
1858 Jakub Jelinek <jakub@redhat.com>
1861 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
1862 if weak_import attribute is present.
1863 * config/darwin.c (machopic_select_section): Likewise.
1865 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
1867 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
1868 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
1869 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
1870 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
1872 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
1875 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1878 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
1879 Rewrite text to refer to the names.
1881 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
1883 * config/i386/i386-builtin-types.def
1884 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
1885 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
1886 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
1887 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
1888 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
1889 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
1890 IX86_BUILTIN_VPERMIL2PS256.
1891 (MULTI_ARG_4_DF2_DI_I): Defined.
1892 (MULTI_ARG_4_DF2_DI_I1): Defined.
1893 (MULTI_ARG_4_SF2_SI_I): Defined.
1894 (MULTI_ARG_4_SF2_SI_I1): Defined.
1895 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
1896 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
1897 __builtin_ia32_vpermil2ps256.
1898 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1899 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1900 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
1901 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1902 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1903 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
1904 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
1905 CODE_FOR_xop_vpermil2v8sf3.
1906 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
1907 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
1908 * config/i386/xopintrin.h (_mm_permute2_pd): New.
1909 (_mm256_permute2_pd): New.
1910 (_mm_permute2_ps): New.
1911 (_mm256_permute2_ps): New.
1913 2010-02-15 Nick Clifton <nickc@redhat.com>
1915 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
1916 boolean parameters. Use emit_jump_insn when emitting a pop
1917 instruction containing a return insn.
1918 (push): Use 'true' rather than '1' as second parameter to F.
1919 (h8300_expand_prologue): Likewise.
1920 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
1921 (h8300_expand_epilogue): Likewise.
1923 2010-02-15 Richard Guenther <rguenther@suse.de>
1926 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
1929 2010-02-15 Nick Clifton <nickc@redhat.com>
1931 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
1934 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
1936 * intl.c (fake_ngettext): New function.
1937 * intl.h (fake_ngettext): Declare.
1938 (ngettext): Define macro.
1939 * collect2.c (notice_translated): New function.
1940 (main): Use notice_translated and ngettext.
1941 * collect2.h (notice_translated): Declare.
1943 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
1945 * reorg.c (delete_computation): Comment fixes.
1946 * caller-save.c (setup_save_areas): Idem.
1947 * sel-sched-dump.c (dump_lv_set): Idem.
1950 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1952 * config/s390/s390.c (s390_sched_init): New function.
1953 (TARGET_SCHED_INIT): Target hook defined.
1955 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
1956 Jack Howarth <howarth@bromo.med.uc.edu>
1957 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1960 Partial revert of unintended change in fix for PR41605.
1961 * config/darwin.h: Fix typo.
1962 * config/darwin9.h: Same.
1964 2010-02-11 Jakub Jelinek <jakub@redhat.com>
1966 * c-pch.c (pch_init): Clear v.
1968 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1971 * graphite-scop-detection.c (graphite_can_represent_scev): Call
1972 graphite_can_represent_init for MULT_EXPR.
1974 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1978 * graphite-sese-to-poly.c (remove_phi): New.
1979 (translate_scalar_reduction_to_array): Call remove_phi.
1981 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1984 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
1985 * graphite-clast-to-gimple.h (gloog): Update declaration.
1986 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
1987 * graphite-poly.h (struct poly_bb): Add missing comments.
1988 (struct scop): Add poly_scop_p field.
1990 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
1991 * graphite.c (graphite_transform_loops): Build the polyhedral
1992 representation for each scop before code generation.
1993 * sese.c (rename_variables_in_operand): Removed.
1994 (rename_variables_in_expr): Return the renamed expression.
1995 (rename_sese_parameters): New.
1996 * sese.h (rename_sese_parameters): Declared.
1998 2010-02-11 Richard Guenther <rguenther@suse.de>
2000 PR tree-optimization/42998
2001 * tree-ssa-pre.c (create_expression_by_pieces): Treat
2002 POINTER_PLUS_EXPR properly.
2004 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2005 Changpeng Fang <changpeng.fang@amd.com>
2008 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
2009 the cost of an IV candidate when the IV is used in a test against zero.
2011 * gcc.dg/tree-ssa/ivopts-3.c: New.
2013 2010-02-11 Richard Guenther <rguenther@suse.de>
2016 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
2017 pointer-vs-decl case by swapping refs. Handle some cases
2018 of pointer-vs-decl disambiguations more conservatively.
2019 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
2020 to false after expanding.
2022 2010-02-11 Richard Guenther <rguenther@suse.de>
2025 * gcc.c (process_command): Handle LTO file@offset case more
2028 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2030 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
2031 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
2033 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
2035 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
2036 if MEM's mode size isn't DWARF2_ADDR_SIZE.
2037 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
2038 Optimize eq/ne comparisons when both arguments are known to be
2040 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
2041 Don't mask operands unnecessarily if they are known to be already
2044 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
2046 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
2049 2010-02-10 Richard Guenther <rguenther@suse.de>
2051 PR tree-optimization/43017
2052 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
2053 for wrapping signed arithmetic.
2055 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2058 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
2059 if no debug info should be emitted for it.
2061 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
2063 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
2064 note when flag_exceptions is set.
2066 2010-02-10 Duncan Sands <baldrick@free.fr>
2068 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
2070 2010-02-10 Richard Guenther <rguenther@suse.de>
2073 * tree.c (get_unwidened): Handle constants.
2074 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
2076 2010-02-10 Martin Jambor <mjambor@suse.cz>
2079 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
2080 check for variable argument counts independently.
2082 2010-02-10 Christian Bruel <christian.bruel@st.com>
2085 * config/sh/sh.c (find_barrier): Increase length for non delayed
2086 conditional branches.
2088 2010-02-10 Christian Bruel <christian.bruel@st.com>
2090 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
2092 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2094 * builtins.c (set_builtin_user_assembler_name): Also handle
2095 ffs if int is smaller than word.
2097 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
2100 * ira-conflicts.c (get_dup): Remove.
2101 (process_reg_shuffles): Add new parameter. Use it as an
2102 additional guard for copy generation.
2103 (add_insn_allocno_copies): Rewrite.
2105 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
2107 * common.opt (fsched2-use-traces): Preserved for backward
2109 * doc/invoke.texi: Remove the documentation about option
2110 -fsched2-use-traces.
2111 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
2112 flag_sched2_use_traces.
2113 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
2114 the backward compatibility flag section.
2116 2010-02-09 Richard Guenther <rguenther@suse.de>
2118 PR tree-optimization/43008
2119 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
2120 make HEAP variables initialized from global memory if they
2121 are not known builtin functions.
2122 (find_func_aliases): Adjust.
2124 2010-02-09 Richard Guenther <rguenther@suse.de>
2126 PR tree-optimization/43000
2127 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
2128 arithmetic manually.
2130 2010-02-08 Jakub Jelinek <jakub@redhat.com>
2132 PR tree-optimization/42931
2133 * tree-loop-linear.c (try_interchange_loops): Don't call
2134 double_int_mul if estimated_loop_iterations failed.
2136 2010-02-08 Martin Jambor <mjambor@suse.cz>
2139 * tree-sra.c (build_accesses_from_assign): Do not mark in
2140 should_scalarize_away_bitmap if stmt has volatile ops.
2141 (sra_modify_assign): Do not process assigns piecemeal if if stmt
2144 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
2146 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
2148 2010-02-07 Adam Nemet <adambnmet@gmail.com>
2150 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
2153 2010-02-07 Andrew Pinski <pinskia@gmail.com>
2156 * df-core.c (df_finish_pass): Change type of saved_flags to int.
2158 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2161 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
2162 to unknown_dependence.
2163 (graphite_legal_transform_dr): Handle the unknown_dependence.
2164 (graphite_carried_dependence_level_k): Same.
2166 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2168 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
2170 2010-02-07 Richard Guenther <rguenther@suse.de>
2173 * expr.c (get_inner_reference): Always initialize *pbitsize.
2175 2010-02-07 Richard Guenther <rguenther@suse.de>
2178 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
2179 new ARRAY_REFs on variable size element or minimal index arrays.
2181 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
2182 gimple_fold_indirect_ref.
2184 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
2187 * arm.c (arm_override_options): Just return if the user has specified
2188 an invalid fpu name.
2190 2010-02-03 Jason Merrill <jason@redhat.com>
2193 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
2194 i386_pe_maybe_record_exported_symbol.
2196 2010-02-05 Steve Ellcey <sje@cup.hp.com>
2199 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2200 (pa_delegitimize_address): New function.
2202 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
2204 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
2205 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
2207 2010-02-05 Richard Guenther <rguenther@suse.de>
2210 * lto-streamer-in.c (get_resolution): Deal with references
2211 to undefined functions.
2213 2010-02-05 Richard Guenther <rguenther@suse.de>
2215 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
2216 (fold_const_aggregate_ref): Likewise.
2217 (ccp_fold_stmt): Substitute loads.
2218 (maybe_fold_reference): Verify types before substituting.
2220 (fold_gimple_assign): Unshare properly.
2221 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
2223 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
2225 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
2226 for rs6000_gen_cell_microcode.
2228 2010-02-04 Richard Guenther <rguenther@suse.de>
2230 PR rtl-optimization/42952
2231 * dse.c (const_or_frame_p): Remove MEM handling.
2233 2010-02-04 Nick Clifton <nickc@redhat.com>
2235 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
2236 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
2237 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
2238 (mn10300_asm_output_mi_thunk): New function.
2239 (mn10300_can_output_mu_thunk): New function.
2240 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
2241 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
2242 (FUNCTION_ARG): Delete incorrect comment.
2244 2010-02-03 Jason Merrill <jason@redhat.com>
2247 * fold-const.c (operand_equal_p): Handle erroneous types.
2249 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2251 * config/h8300/h8300.md (can_delay): Fix attibute condition.
2253 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
2255 PR rtl-optimization/42941
2256 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
2259 2010-02-03 Jason Merrill <jason@redhat.com>
2262 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
2264 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
2267 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
2268 (cselib_reset_table): Renamed from...
2269 (cselib_reset_table_with_next_value): ... this.
2270 (cselib_get_next_uid): Renamed from...
2271 (cselib_get_next_unknown_value): ... this.
2272 * cselib.c (next_uid): Renamed from...
2273 (next_unknown_value): ... this.
2274 (cselib_clear_table): Adjust.
2275 (cselib_reset_table): Adjust. Renamed from...
2276 (cselib_reset_table_with_next_value): ... this.
2277 (cselib_get_next_uid): Adjust. Renamed from...
2278 (cselib_get_next_unknown_value): ... this.
2279 (get_value_hash): Use hash.
2280 (cselib_hash_rtx): Likewise.
2281 (new_cselib_val): Adjust. Set and dump uid.
2282 (cselib_lookup_mem): Pass next_uid as hash.
2283 (cselib_subst_to_values): Likewise.
2284 (cselib_log_lookup): Dump uid.
2285 (cselib_lookup): Pass next_uid as hash. Adjust.
2286 (cselib_process_insn): Adjust.
2287 (cselib_init): Initialize next_uid.
2288 (cselib_finish): Adjust.
2289 (dump_cselib_table): Likewise.
2290 * dse.c (canon_address): Dump value uid.
2291 * print-rtl.c (print_rtx): Print value uid.
2292 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
2294 (dv_uid): New function, sort of renamed from...
2295 (dv_htab_hash): ... this, reimplemented in terms of it and...
2296 (dv_uid2hash): ... this. New.
2297 (variable_htab_eq): Drop excess assertions.
2298 (tie_break_pointers): Removed.
2299 (canon_value_cmp): Compare uids.
2300 (variable_post_merge_New_vals): Print uids.
2301 (vt_add_function_parameters): Adjust.
2302 (vt_initialize): Reset table. Adjust.
2304 2010-02-03 Richard Guenther <rguenther@suse.de>
2306 PR tree-optimization/42944
2307 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
2308 (call_may_clobber_ref_p_1): Likewise. Properly handle
2309 malloc and calloc clobbering errno.
2311 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
2313 * doc/invoke.texi: Fix name of sched1 dump.
2315 * opts.c (decode_options): Set flag_tree_switch_conversion
2316 only conditionally on optimize >= 2.
2318 * gcse.c: Assorted comment fixes in pass description.
2320 2010-02-03 Anthony Green <green@moxielogic.com>
2322 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
2323 nop padding in order to maintain alignment of storage location of
2324 target function address.
2325 (moxie_trampoline_init): Store target function address at newly
2327 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
2329 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
2331 2010-02-03 Richard Guenther <rguenther@suse.de>
2334 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
2336 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2338 * config.gcc: Reenable check for obsolete targets.
2339 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
2340 mips-sgi-irix6.[0-4]*.
2342 2010-02-02 Nick Clifton <nickc@redhat.com>
2344 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
2345 constant size of 4 as being the same as 0.
2346 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
2347 can take values in the range 0..4.
2349 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
2352 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
2353 as _darwin10_Unwind_FindEnclosingFunction().
2354 * libgcc-libsystem.ver: New.
2356 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
2359 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
2360 implicitly set registers.
2362 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
2364 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
2365 (arm_override_options): Allow automatic selection of the thread
2366 pointer register if thumb2.
2367 (legitimize_pic_address): Improve code sequences for Thumb2.
2368 (arm_call_tls_get_addr): Likewise.
2369 (legitimize_tls_address): Likewise.
2370 * arm.md (pic_load_addr_arm): Delete. Replace with ...
2371 (pic_load_addr_32bit): ... this. New named pattern.
2372 * thumb2.md (pic_load_addr_thumb2): Delete.
2373 (pic_load_dot_plus_four): Delete.
2374 (tls_load_dot_plus_four): New named pattern.
2376 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2379 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
2380 Document fix for TLS bug.
2382 2010-01-31 Richard Guenther <rguenther@suse.de>
2384 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
2385 conservatively correct.
2387 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2391 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2393 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2395 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2397 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
2399 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
2401 * config.gcc: Adjust order of makefile fragments for mingw targets.
2403 2010-01-31 Richard Guenther <rguenther@suse.de>
2406 * gimplify.c (gimplify_init_constructor): For volatile LHS
2407 initialize a temporary.
2409 2010-01-31 Matthias Klose <doko@ubuntu.com>
2411 * configure.ac: Fix __stack_chk_fail check for cross builds configured
2413 * configure: Regenerate.
2415 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
2417 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2418 the same alias set and their sizes different constantness.
2419 (aliasing_component_refs_p): Revert 2009-10-24 change.
2421 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2423 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
2426 2010-01-29 Richard Guenther <rguenther@suse.de>
2428 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
2429 Assert we successfully updated the call.
2431 2010-01-29 Jakub Jelinek <jakub@redhat.com>
2433 PR rtl-optimization/42889
2434 * df.h (df_set_bb_dirty_nonlr): New prototype.
2435 * df-core.c (df_set_bb_dirty_nonlr): New function.
2436 * df-scan.c (df_insn_rescan): Call it instead of
2437 df_set_bb_dirty for DEBUG_INSNs.
2439 2010-01-29 Richard Guenther <rguenther@suse.de>
2442 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
2443 quadratic behavior in most cases.
2445 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
2448 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
2449 in the call to gen_x86_movsicc_0_m1.
2451 2010-01-28 Richard Guenther <rguenther@suse.de>
2453 PR tree-optimization/42871
2454 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
2456 2010-01-28 Richard Guenther <rguenther@suse.de>
2458 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
2459 into call arguments.
2461 2010-01-28 Richard Guenther <rguenther@suse.de>
2464 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
2465 the forwarder if the destination is an EH landing pad.
2467 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
2469 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
2470 block list passed to gimple_duplicate_sese_tail.
2471 (parallelize_loops): Avoid parallelization when the function
2473 Avoid parallelization when the preheader is IRREDUCIBLE.
2474 Try to optimize when estimated_loop_iterations_int is unresolved.
2475 Add the loop's location to the dump file.
2476 * tree-cfg.c (add_phi_args_after_redirect): Remove.
2477 (gimple_duplicate_sese_tail): Remove the check for the latch.
2478 Redirect nexits to the exit block.
2479 Remove handling of the incoming edges to the latch.
2480 Redirect the backedge from the copied latch to the exit bb.
2482 2010-01-28 Michael Matz <matz@suse.de>
2485 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
2486 Wrap force_reg into a sequence, emit it before user.
2488 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
2490 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
2492 (arm_legacy_rev): Likewise.
2493 (thumb_legacy_rev): Likewise.
2495 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2497 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
2498 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
2499 on MEM's address failed, try avoid_constant_pool_reference and
2500 recurse if it returned something different.
2501 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
2502 address, try avoid_constant_pool_reference and recurse if it
2503 returned something different.
2504 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
2505 address and avoid_constant_pool_reference returned something
2506 different, don't set have_address.
2508 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
2511 * var-tracking.c (val_store): Add modified argument, obey it.
2513 (count_uses): Move down logging of main.
2514 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
2515 don't need resolution.
2516 (emit_notes_in_bb): Likewise.
2518 2010-01-27 Richard Guenther <rguenther@suse.de>
2521 * tree-inline.c (remap_decl): Delay remapping of SSA name
2522 default definitions until we need them.
2524 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2526 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2527 (rs6000_delegitimize_address): New function.
2529 * config/s390/s390.c (s390_delegitimize_address): Call
2530 delegitimize_mem_from_attrs.
2533 * tree-inline.c (cannot_copy_type_1): Removed.
2534 (copy_forbidden): Don't forbid copying of functions containing
2535 records/unions with variable length fields.
2537 2010-01-27 Christian Bruel <christian.bruel@st.com>
2541 * config/sh/sh.c (find_barrier): Increase length for non delayed
2542 conditional branches.
2544 2010-01-27 Matthias Klose <doko@ubuntu.com>
2546 * configure.ac (gnu-unique-object): Fix ldd version check.
2547 * configure: Regenerate.
2549 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2551 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
2553 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
2554 Test for HAVE_GNU_AS value.
2556 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2558 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
2559 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
2560 INT64_TYPE): Define.
2561 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
2562 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2563 INT_LEAST64_TYPE): Define.
2564 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
2565 UINT_LEAST64_TYPE): Define.
2566 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
2567 INT_FAST64_TYPE): Define.
2568 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2569 UINT_FAST64_TYPE): Define.
2570 (INTMAX_TYPE, UINTMAX_TYPE): Define.
2571 (INTPTR_TYPE, UINTPTR_TYPE): Define.
2572 (SIG_ATOMIC_TYPE): Define.
2574 2010-01-26 Richard Guenther <rguenther@suse.de>
2576 * df-scan.c (df_scan_set_bb_info): Remove assert.
2577 (df_insn_rescan_debug_internal): Merge asserts.
2578 (df_install_ref): Likewise.
2579 (df_mark_reg): Use bitmap_set_range.
2580 (df_hard_reg_used_p): Remove assert.
2581 (df_hard_reg_used_count): Likewise.
2583 2010-01-26 Richard Guenther <rguenther@suse.de>
2585 PR rtl-optimization/42685
2586 * web.c (web_main): Ignore DEBUG_INSNs.
2588 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
2590 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
2592 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
2593 Fix types of fndecl and arglist parameters.
2595 2010-01-26 Richard Guenther <rguenther@suse.de>
2598 * tree-eh.c (unsplit_eh): Skip debug insns.
2600 2010-01-26 Richard Guenther <rguenther@suse.de>
2602 PR tree-optimization/42250
2603 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
2605 2010-01-26 Jakub Jelinek <jakub@redhat.com>
2608 * omp-low.c (expand_omp_sections): Only use single_pred if
2609 l2_bb is single_pred_p.
2611 2010-01-25 Christian Bruel <christian.bruel@st.com>
2614 * config/sh/sh.c (find_barrier): Increase length for non delayed
2615 conditional branches.
2616 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
2618 2010-01-24 David S. Miller <davem@davemloft.net>
2620 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
2621 define if not using GAS.
2622 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2623 Likewise. Delete SECTION_MERGE code, which is only applicable
2626 2010-01-24 Mark Mitchell <mark@codesourcery.com>
2629 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
2630 mangling of va_list in system headers.
2632 2010-01-23 Toon Moene <toon@moene.org>
2634 * tree-predcom.c (combine_chains): Return NULL, not false.
2636 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
2638 * tree-loop-distribution.c (distribute_loop): Fix declaration and
2639 initialization of variable res to agree with return type.
2641 2010-01-22 Steve Ellcey <sje@cup.hp.com>
2643 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
2644 * tree-sra.c: Add include of expr.h.
2646 2010-01-22 Jakub Jelinek <jakub@redhat.com>
2648 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
2649 insert the debug stmt on the single non-EH edge from the stmt.
2651 2010-01-22 Richard Henderson <rth@redhat.com>
2654 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
2655 the RHS until after generate_subtree_copies has insertted its
2656 code before the current statement.
2658 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
2660 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
2662 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
2664 2010-01-21 Martin Jambor <mjambor@suse.cz>
2666 PR tree-optimization/42585
2667 * tree-sra.c (struct access): New field grp_total_scalarization.
2668 (dump_access): Dump the new field.
2669 (should_scalarize_away_bitmap): New variable.
2670 (cannot_scalarize_away_bitmap): Likewise.
2671 (sra_initialize): Allocate new bitmaps.
2672 (sra_deinitialize): Free new bitmaps.
2673 (create_access_1): New function.
2674 (create_access): Parts moved to create_access_1.
2675 (type_consists_of_records_p): New function.
2676 (completely_scalarize_record): Likewise.
2677 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
2678 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
2679 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
2681 (analyze_all_variable_accesses): Completely scalarize small eligible
2684 2010-01-21 Martin Jambor <mjambor@suse.cz>
2686 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
2688 2010-01-21 Andrew Haley <aph@redhat.com>
2690 * gcc.c (process_command): Move lang_specific_driver before
2691 setting cc_libexec_prefix.
2693 2010-01-21 Richard Guenther <rguenther@suse.de>
2696 * fold-const.c (negate_expr_p): Pretend only negative
2697 real constants are easily negatable.
2699 2010-01-20 Janis Johnson <janis187@us.ibm.com>
2700 Jason Merrill <jason@redhat.com>
2702 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
2703 (TYPE_TRANSPARENT_AGGR): this, for union and record.
2704 * calls.c (initialize argument_information): Handle it.
2705 * c-common.c (handle_transparent_union_attribute): Use new name.
2706 * c-decl.c (finish_struct): Ditto.
2707 * c-typeck.c (type_lists_compatible_p): Ditto.
2708 (convert_for_assignment): Use new name and also handle record.
2709 * function.c (aggregate_value_p): Handle it.
2710 (pass_by_reference): Ditto.
2711 (assign_parm_data_types): Ditto.
2712 * print-tree.c (print_node): Ditto.
2713 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
2714 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
2715 * tree.c (first_field): New fn.
2717 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
2720 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
2721 even when linking statically, for now.
2723 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2726 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
2727 without a cselib val.
2728 (count_uses): Accept MO_VAL_SET with no val on stores.
2729 (add_stores): Likewise.
2731 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2733 * var-tracking.c (check_value_val): Add a compile time assertion.
2734 (dv_is_decl_p): Simplify.
2735 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
2736 gcc_assert if ENABLE_CHECKING.
2738 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2741 * var-tracking.c: Include tree-flow.h.
2742 (mem_dies_at_call): New.
2743 (dataflow_set_preserve_mem_locs): Use it.
2744 (dataflow_set_remove_mem_locs): Likewise.
2745 (dump_var): Renamed from dump_variable. Adjust all callers.
2746 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
2747 * Makefile.in (var-tracking.o): Adjust deps.
2749 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
2751 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
2753 2010-01-20 Richard Guenther <rguenther@suse.de>
2755 PR tree-optimization/42717
2756 * tree-ssa-dce.c (get_live_post_dom): Remove.
2757 (forward_edge_to_pdom): Take an arbitrary edge to copy
2758 degenerate PHI args from.
2759 (remove_dead_stmt): Use the first post-dominator even if it
2760 does not contain live statements as redirection destination.
2762 2010-01-20 Richard Guenther <rguenther@suse.de>
2764 * tree-inline.c (estimate_num_insns): Handle EH builtins.
2766 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2768 * sel-sched.c (create_speculation_check): Remove set but not used
2770 (try_transformation_cache): Remove set but not used variable ds.
2771 (calculate_privileged_insns): Remove set but not used variables
2772 cur_insn and min_spec_insn.
2773 (find_best_expr): Remove set but not used variable avail_n.
2774 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
2776 * cgraphunit.c (assemble_thunk): Remove set but not used variable
2778 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
2779 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
2782 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
2785 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
2786 cpu types. Add support for *-sse3 cpu types.
2787 (x86_64-*-*): Ditto.
2789 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2792 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
2793 argument, call initializer_constant_valid_p_1 instead of
2794 initializer_constant_valid_p, pass CACHE to it, return NULL
2795 immediately if first call returns NULL.
2796 (initializer_constant_valid_p_1): New function.
2797 (initializer_constant_valid_p): Use it.
2799 2010-01-20 Thomas Quinot <quinot@adacore.com>
2801 * tree.def (PLACEHOLDER_EXPR): Fix comment.
2803 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2805 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
2806 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
2807 (loc_list_from_tree): Don't handle unsigned division. Handle
2808 signed modulo using DW_OP_{over,over,div,mul,minus}.
2809 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
2810 modulo instead of signed.
2812 2010-01-20 DJ Delorie <dj@redhat.com>
2814 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
2816 (h8300_emit_stack_adjustment): Propogate it.
2818 (h8300_expand_prologue): Likewise.
2819 (h8300_expand_epilogue): Likewise.
2821 2010-01-19 Michael Matz <matz@suse.de>
2823 PR tree-optimization/41783
2824 * tree-data-ref.c (toplevel): Include flags.h.
2825 (dump_data_dependence_relation): Also dump the inputs if the
2826 result will be unknown.
2827 (split_constant_offset_1): Look through some conversions.
2828 * tree-predcom.c (determine_roots_comp): Restart a new chain if
2829 the offset from last element is too large.
2830 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
2831 (reassociate_to_the_same_stmt): Handle vector registers.
2832 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
2834 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
2835 wide_prolog_niters argument, emit widening instructions.
2836 (vect_do_peeling_for_alignment): Adjust caller, use widened
2837 variant of the iteration cound.
2838 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
2840 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2843 * config/arm/neon-testgen.m (emit_automatics): New parameter
2844 features. Adjust for Fixed_return_reg feature.
2845 (test_intrinsic): Call emit_automatics with new feature.
2846 * config/arm/neon.ml: Update copyright years.
2847 (features): New Fixed_return_reg feature.
2848 (ops): Update feature for Vget_low.
2850 2010-01-19 Jakub Jelinek <jakub@redhat.com>
2852 PR tree-optimization/42719
2853 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
2857 * fwprop.c (all_uses_available_at): Return false if def_set dest
2858 is a REG that is used in def_insn.
2860 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
2862 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
2864 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
2867 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
2869 * target.h (struct gcc_target) <secondary_reload>: Change type
2870 of last argument to secondary_reload_info *.
2872 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
2875 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
2876 memory references with unaligned offsets. Remove CQImode handling.
2877 (unaligned_memory_operand): Return 1 for memory references with
2878 unaligned offsets. Remove CQImode handling.
2880 2010-01-18 Richard Guenther <rguenther@suse.de>
2883 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
2886 2010-01-18 Richard Guenther <rguenther@suse.de>
2888 PR tree-optimization/42781
2889 * tree-ssa-structalias.c (find_what_var_points_to): Skip
2890 restrict processing only if the original variable was artificial.
2892 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
2894 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
2895 find number of popped argument bytes.
2897 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
2898 Fix the text that describes the return value for invalid insns.
2900 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
2902 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
2903 Clarify what 'cost of the -dependence' is. Fix quoting.
2905 * toplev.c (default_get_pch_validity): Rename argument to "sz".
2906 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
2908 2010-01-17 Jakub Jelinek <jakub@redhat.com>
2910 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2911 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
2913 2010-01-17 Richard Guenther <rguenther@suse.de>
2916 * function.c (split_complex_args): Take a VEC to modify.
2917 (assign_parms_augmented_arg_list): Build a VEC instead of
2918 a chain of PARM_DECLs.
2919 (assign_parms_unsplit_complex): Take a VEC of arguments.
2920 Do not fixup unmodified parms.
2921 (assign_parms): Deal with the VEC.
2922 (gimplify_parameters): Likewise.
2924 2010-01-17 Richard Guenther <rguenther@suse.de>
2926 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
2927 node existence check.
2928 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
2929 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
2930 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
2931 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
2932 (gimple_execute_on_growing_pred): Likewise.
2934 2010-01-17 Richard Guenther <rguenther@suse.de>
2936 PR tree-optimization/42773
2937 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
2938 (compute_antic_aux): Likewise.
2939 (compute_partial_antic_aux): Likewise.
2941 2010-01-17 Jie Zhang <jie.zhang@analog.com>
2944 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
2947 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
2949 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
2952 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
2953 Fix markup for strict argument.
2955 (TARGET_SCHED_REORDER2): Fix argument types.
2957 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
2958 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
2960 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
2961 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
2963 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
2966 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
2967 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
2968 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
2969 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
2970 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
2972 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
2974 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
2976 (TARGET_ASM_RELOC_RW_MASK): Add return type.
2977 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
2979 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
2981 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
2984 (TARGET_ASM_NAMED_SECTION): Fix argument list.
2986 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
2987 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
2989 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
2991 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
2993 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
2994 referring to it. Fix language.
2996 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
2998 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
3000 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
3002 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
3004 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
3005 '@var{stream}. Remove stray 'and'.
3007 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
3009 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
3011 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
3013 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
3014 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
3016 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
3017 Fix description of return value.
3018 Rename argument "sz" to "len."
3020 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
3021 Clarify meaning of 'true' return value.
3023 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
3025 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
3026 rep_mode versus mode_rep.
3028 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
3030 (TARGET_BUILTIN_DECL): Fix name.
3032 (TARGET_COMMUTATIVE_P): Fix type of first argument.
3034 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
3036 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
3038 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
3040 (TARGET_RELAXED_ORDERING): Use @deftypevr.
3042 (TARGET_GET_DRAP_RTX): Note that this is a hook.
3045 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
3046 Rename argument tm_fn to md_fn.
3048 (TARGET_OPTION_PRINT): Fix argument list.
3050 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
3053 * config/i386/i386.c (ix86_fixup_binary_operands):
3054 Revert FMA4 fixup of operands.
3056 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3059 * Makefile.in (write_entries_to_file, install-plugin):
3060 Use \012 instead of \n with tr.
3062 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
3064 * configure.ac (HAVE_AS_REF): New C macro.
3065 * configure: Regenerate.
3066 * config.in: Likewise.
3067 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
3069 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
3072 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
3074 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
3076 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
3078 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
3080 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
3082 (TARGET_IN_SMALL_DATA_P): Fix argument type.
3084 (TARGET_BINDS_LOCAL_P): Fix argument type.
3086 (TARGET_ASM_FILE_END): Use prototype.
3088 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
3090 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
3092 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
3094 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
3096 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
3097 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
3099 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
3100 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
3102 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
3103 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
3104 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
3105 (TARGET_ADDR_SPACE_CONVERT): Likewise.
3107 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
3109 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
3111 (TARGET_INIT_BUILTINS): Use prototype.
3113 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3114 Put 'const char *' in braces. Fix parameter types.
3115 (TARGET_INVALID_CONVERSION): Fix parameter types.
3116 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
3117 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
3119 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
3122 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
3124 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
3126 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
3128 * doc/tm.texi (TARGET_HELP): Fix return type.
3130 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
3131 in braces. Fix argument types.
3133 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
3135 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
3137 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
3139 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
3140 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
3142 (TARGET_MANGLE_TYPE): Fix argument types.
3144 (TARGET_IRA_COVER_CLASSES): Use prototype.
3146 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
3148 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
3150 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
3152 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
3154 (TARGET_CALLEE_COPIES): Fix argument types.
3156 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
3158 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
3160 (TARGET_FUNCTION_VALUE): Fix argument types.
3162 (TARGET_RETURN_IN_MSB): Fix argument type.
3164 (TARGET_RETURN_IN_MEMORY): Fix argument types.
3166 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
3168 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
3170 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
3171 agree with return type.
3173 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
3175 2010-01-15 Jing Yu <jingyu@google.com>
3177 PR rtl-optimization/42691
3178 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
3179 a pseudo to a constant and are merged, and adjust comments.
3181 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
3183 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
3185 2010-01-15 Richard Guenther <rguenther@suse.de>
3188 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
3189 labels of computed or non-local gotos to the destination.
3190 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
3191 landing pad label is the first label.
3193 2010-01-15 Richard Guenther <rguenther@suse.de>
3195 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
3197 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3200 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
3201 to allow generation of the xssqrtdp instruction on power7.
3202 (sqrtdf2_fpr): Ditto.
3204 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3207 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
3208 functions with noreturn attribute.
3211 * varasm.c (declare_weak): Add weak attribute to decl if it
3212 doesn't have one already.
3213 (assemble_external): Only add decls to weak_decls if they also
3214 have weak attribute.
3216 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
3218 * var-tracking.c (var_reg_delete): Don't delete the association
3219 between REGs and values or one-part variables if the register
3222 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3225 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
3226 because its first operand is a non-localized variable.
3228 2010-01-14 Martin Jambor <mjambor@suse.cz>
3230 PR tree-optimization/42706
3231 * tree-sra.c (encountered_recursive_call): New variable.
3232 (encountered_unchangable_recursive_call): Likewise.
3233 (sra_initialize): Initialize both new variables.
3234 (callsite_has_enough_arguments_p): New function.
3235 (scan_function): Call decl and flags check only for IPA-SRA, check
3236 whether there is a recursive call and whether it has enough arguments.
3237 (all_callers_have_enough_arguments_p): New function.
3238 (convert_callers): Look for recursive calls only when
3239 encountered_recursive_call is set.
3240 (ipa_early_sra): Bail out either if
3241 !all_callers_have_enough_arguments_p or
3242 encountered_unchangable_recursive_call.
3244 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3246 * sel-sched.c: Add 2010 to copyright years.
3247 * sel-sched-ir.c: Likewise.
3248 * sel-sched-ir.h: Likewise.
3250 2010-01-14 Martin Jambor <mjambor@suse.cz>
3252 PR tree-optimization/42714
3253 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
3254 constructors specially.
3256 2010-01-14 Andi Kleen <ak@linux.intel.com>
3258 * config/i386/drivers-i386.c (detect_caches_intel):
3259 Add l2sizekb parameter and fill in.
3260 (host_detect_local_cpu): Add l2sizekb, fill in.
3261 Add Atom small cache heuristic.
3263 2010-01-14 Andi Kleen <ak@linux.intel.com>
3265 * config/i386/drivers-i386.c (detect_caches_cpuid4):
3266 Add level3 parameter and fill in.
3267 (detect_caches_intel): Handle level3 cache.
3269 2010-01-14 Andi Kleen <ak@linux.intel.com>
3271 * config/i386/drivers-i386.c (host_detect_local_cpu):
3272 Fix core duo detection.
3274 2010-01-14 Andi Kleen <ak@linux.intel.com>
3276 * config/i386/drivers-i386.c (host_detect_local_cpu):
3279 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3281 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
3282 (rs6000_variable_issue_1): this. Use...
3283 (rs6000_variable_issue): here. Reimplement. Print debug info.
3285 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3287 * sel-sched-ir.c (sel_restore_other_notes): Rename to
3288 sel_restore_notes. Update all callers. Call reemit_notes
3291 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3293 PR rtl-optimization/42246
3294 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
3297 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3299 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
3300 all successors is the same as number of successors in current region.
3302 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3304 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
3305 to rename is not separable. Otherwise check that its LHS is not NULL.
3307 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3309 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
3311 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3313 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
3314 available registers when failed to discover LHS register class.
3315 Fix indentation. Update comment.
3317 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3318 Alexander Monakov <amonakov@ispras.ru>
3320 PR rtl-optimization/42389
3321 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
3323 (advance_state_on_fence): Likewise.
3324 (sel_target_adjust_priority): Print debug output only when
3325 sched_verbose >= 4, not 2.
3326 (get_expr_cost): Do not issue all unique insns on the next cycle.
3327 (fill_insns): Initialize can_issue_more from the value saved
3329 * sel-sched-ir.c (flist_add): New parameter issue_more.
3330 Init FENCE_ISSUE_MORE with it.
3331 (merge_fences): Likewise.
3332 (init_fences): Update call to flist_add.
3333 (add_to_fences, add_clean_fence_to_fences)
3334 (add_dirty_fence_to_fences): Likewise.
3335 (move_fence_to_fences): Update call to merge_fences.
3336 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
3338 * sel-sched-ir.h (struct _fence): New field issue_more.
3339 (FENCE_ISSUE_MORE): New accessor macro.
3341 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3343 PR rtl-optimization/42388
3344 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
3345 that have no predecessors nor successors. Do not call move_bb_info
3346 for empty blocks outside of current region.
3348 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3350 PR rtl-optimization/42294
3351 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
3352 * sel-sched.c (move_exprs_to_boundary): Transitively add all
3353 originators' originators.
3355 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3357 PR rtl-optimization/39453
3358 PR rtl-optimization/42246
3359 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
3361 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
3363 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3364 Alexander Monakov <amonakov@ispras.ru>
3367 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
3368 (maybe_tidy_empty_bb): ... here. Make static. Add new
3369 argument. Update all callers.
3370 (tidy_control_flow): ... and here. Recompute topological order
3371 of basic blocks in region if necessary.
3372 (sel_redirect_edge_and_branch): Change return type. Return true
3373 if topological order might have been invalidated.
3374 (purge_empty_blocks): Export and move from...
3375 * sel-sched.c (purge_empty_blocks): ... here.
3376 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
3377 (maybe_tidy_empty_bb): Delete prototype.
3378 (purge_empty_blocks): Declare.
3380 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3382 PR rtl-optimization/42249
3383 * sel-sched.c (try_replace_dest_reg): When chosen register
3384 and original register is the same, do not bail out early, but
3385 still check all original insns for validity of replacing destination
3386 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
3389 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3392 Port from no-undefined-overflow branch:
3393 2009-03-09 Richard Guenther <rguenther@suse.de>
3395 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
3397 2010-01-14 Richard Guenther <rguenther@suse.de>
3400 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
3402 2010-01-14 Ira Rosen <irar@il.ibm.com>
3404 PR tree-optimization/42709
3405 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
3406 as scalar type in creation of constant vector operand.
3408 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3411 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
3412 (check-parallel-%): Match `testsuite' directory component only
3415 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
3417 PR translation/39521
3418 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
3421 2010-01-13 Richard Guenther <rguenther@suse.de>
3423 PR tree-optimization/42730
3424 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
3427 2010-01-13 Steve Ellcey <sje@cup.hp.com>
3430 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
3431 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
3434 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
3436 * config/bfin/libgcc-bfin.ver: Regenerate based on current
3437 libgcc-std.ver. Add entries for ___smulsi3_highpart and
3438 ___umulsi3_highpart.
3440 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
3441 rather than schedule_insns if the pass is enabled.
3443 2010-01-13 Martin Jambor <mjambor@suse.cz>
3445 PR tree-optimization/42704
3446 * tree-sra.c (sra_modify_assign): Do not delete assignments to
3449 2010-01-13 Martin Jambor <mjambor@suse.cz>
3451 PR tree-optimization/42703
3452 * tree-sra.c (analyze_access_subtree): Check that we can build a
3453 reference to the original data within the aggregate.
3455 2010-01-13 Richard Guenther <rguenther@suse.de>
3457 PR tree-optimization/42705
3458 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
3460 2010-01-13 Richard Guenther <rguenther@suse.de>
3463 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
3465 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3468 * var-tracking.c (values_to_unmark): New variable.
3469 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3470 values_to_unmark vector. Moved body to...
3471 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3472 instead queue it into values_to_unmark vector.
3473 (vt_find_locations): Free values_to_unmark vector.
3475 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
3477 * config/s390/s390.c (override_options): Set
3478 default of max-pending-list-length to 256
3480 2010-01-13 Richard Guenther <rguenther@suse.de>
3483 * tree-pass.h (PROP_gimple_lcx): New.
3484 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
3485 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
3486 before the final cleanup_eh.
3487 (dump_properties): Dump PROP_gimple_lcx.
3488 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
3489 (tree_lower_complex_O0): Remove.
3490 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
3491 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
3492 tree_lower_complex, schedule TODO_update_ssa.
3493 * lto-streamer-out.c (output_function): Stream the functions
3495 * lto-streamer-in.c (input_function): Likewise.
3496 (lto_read_body): Do not override them here.
3498 2010-01-12 Joseph Myers <joseph@codesourcery.com>
3501 * c-typeck.c (build_c_cast): Fold value cast to union type before
3502 wrapping it in a CONSTRUCTOR.
3504 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3506 PR rtl-optimization/42699
3507 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
3510 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3512 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3513 SUBTARGET_WARN_UNUSED_SPEC): Move ...
3514 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3515 SUBTARGET_WARN_UNUSED_SPEC): ... here
3516 * config/mips/iris5.h (LIBGCC_SPEC): Define.
3518 2010-01-12 Julian Brown <julian@codesourcery.com>
3520 * config/arm/neon-schedgen.ml (Utils): Don't try to
3521 open missing module.
3522 (find_with_result): New.
3524 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3527 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
3528 sharing when canonicalizing ({lt,ge}u (plus a b) b).
3530 PR tree-optimization/42645
3531 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
3532 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
3533 decl_map, set processing_debug_stmt to -1 and return name without
3536 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
3538 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
3539 binutils version, and reword target configuration description.
3541 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3543 * config/avr/avr.h (LINKER_NAME): Remove.
3545 2010-01-11 Janis Johnson <janis187@us.ibm.com>
3548 * config/rs6000/rs6000.c (rs6000_override_options): On targets
3549 that support VSX, warn for -mno-altivec if vsx is not disabled,
3552 2010-01-11 Joseph Myers <joseph@codesourcery.com>
3553 Shujing Zhao <pearly.zhao@oracle.com>
3555 PR translation/42469
3556 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
3557 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
3558 character between option name and help text.
3559 * c.opt (imultilib): Likewise.
3561 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
3563 * lto-streamer-out.c (output_unreferenced_globals): Output static
3566 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
3568 PR rtl-optimization/42621
3569 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
3570 optimizing for size.
3571 (duplicate_computed_gotos): Remove now-redundant check.
3573 2010-01-10 Steve Ellcey <sje@cup.hp.com>
3576 * configure.ac: Save and restore LDFLAGS and LIBS
3577 * configure: Regenerate.
3579 2010-01-10 Richard Guenther <rguenther@suse.de>
3582 * builtins.c (fold_builtin_strlen): Add type argument and
3583 convert the resulting length to it.
3584 (fold_builtin_1): Adjust.
3586 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3588 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
3589 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
3591 (num_insns_constant_wide): Adjust for that change.
3593 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3596 * web.c (union_defs): Add used argument, to combine uses of
3598 (entry_register): Adjust type and tests of used argument.
3599 (web_main): Widen used for new use. Pass it to union_defs.
3600 * df.h (union_defs): Adjust prototype.
3602 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3605 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
3606 uses in new incoming argument. Free body.
3607 (reset_debug_uses_in_loop): New.
3608 (analyze_insn_to_expand_var): Call the latter if the former found
3609 anything. Fix whitespace. Reject invalid dest overlaps before
3610 going through all insns in the loop.
3612 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3615 * haifa-sched.c (dying_use_p): Debug insns don't count.
3617 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3620 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
3621 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
3622 (verify_gimple_call): Reject LHS in noreturn calls.
3624 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3628 * tree-vect-loop-manip.c (adjust_info): New type.
3629 (adjust_vec): New pointer to vector.
3630 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
3631 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
3632 (slpeel_update_phis_for_duplicate_loop): Use them.
3633 (slpeel_update_phi_nodes_for_guard1): Likewise.
3634 (slpeel_update_phi_nodes_for_guard2): Likewise.
3635 (slpeel_tree_peel_loop_to_edge): Likewise.
3636 (vect_update_ivs_after_vectorizer): Likewise.
3638 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3640 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
3641 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3643 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3645 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
3646 bogus uninitialized warning.
3648 2010-01-09 Richard Guenther <rguenther@suse.de>
3651 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
3652 the evolution is compatible with the initial condition.
3654 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3656 * gcc.c (process_command): Update copyright notice dates.
3657 * gcov.c (print_version): Likewise.
3658 * gcov-dump.c (print_version): Likewise.
3659 * mips-tfile.c (main): Likewise.
3660 * mips-tdump.c (main): Likewise.
3662 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3665 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
3667 (rotlhi3_8): Delete.
3669 (rotlsi3_8): Delete.
3670 (rotlsi3_16): Delete.
3671 (rotlsi3_24): Delete.
3673 (*rotw<mode>3): New.
3674 (*rotb<mode>3): New.
3675 * config/avr/avr.c (avr_rotate_bytes): New function.
3676 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
3678 2010-01-08 Steve Ellcey <sje@cup.hp.com>
3681 * configure.ac: Modify -rdynamic check.
3682 * configure: Regenerate.
3684 2010-01-08 DJ Delorie <dj@redhat.com>
3686 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
3687 register popping order.
3689 2010-01-08 Richard Guenther <rguenther@suse.de>
3692 * c.opt (fsigned-char): Also let LTO handle this option.
3693 (funsigned-char): Likewise.
3695 2010-01-07 Richard Guenther <rguenther@suse.de>
3697 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
3698 (gimple_op): Likewise.
3699 (gimple_op_ptr): Likewise.
3700 (gimple_assign_set_lhs): Remove gcc_assert.
3701 (gimple_assign_set_rhs1): Likewise.
3702 (gimple_assign_set_rhs2): Likewise.
3703 (gimple_call_set_lhs): Likewise.
3704 (gimple_call_set_fn): Likewise.
3705 (gimple_call_set_fndecl): Likewise.
3706 (gimple_call_fndecl): Likewise.
3707 (gimple_call_return_type): Likewise.
3708 (gimple_call_set_chain): Likewise.
3709 (gimple_call_num_args): Likewise.
3710 (gimple_call_set_arg): Likewise.
3711 (gimple_cond_set_code): Likewise.
3712 (gimple_cond_set_lhs): Likewise.
3713 (gimple_cond_set_rhs): Likewise.
3714 (gimple_cond_set_true_label): Likewise.
3715 (gimple_cond_set_false_label): Likewise.
3716 (gimple_label_set_label): Likewise.
3717 (gimple_goto_set_dest): Likewise.
3718 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
3719 (gimple_debug_bind_get_value): Likewise.
3720 (gimple_debug_bind_get_value_ptr): Likewise.
3721 (gimple_debug_bind_set_var): Likewise.
3722 (gimple_debug_bind_set_value): Likewise.
3723 (gimple_debug_bind_reset_value): Likewise.
3724 (gimple_debug_bind_has_value_p): Likewise.
3725 (gimple_return_retval_ptr): Remove gcc_assert.
3726 (gimple_return_retval): Likewise.
3727 (gimple_return_set_retval): Likewise.
3728 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
3729 (safe_referenced_var_iterator): Remove.
3730 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
3731 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
3732 (fill_referenced_var_vec): Remove.
3733 (first_readonly_imm_use): Remove redundant gcc_assert.
3734 (phi_arg_index_from_use): Combine gcc_asserts.
3735 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
3736 (first_imm_use_stmt): Remove redundant gcc_assert.
3737 * tree-cfg.c (verify_gimple_call): Verify function and chain
3738 operands. Verify arguments.
3739 (verify_types_in_gimple_stmt): Verify condition code and labels.
3741 2010-01-07 Richard Guenther <rguenther@suse.de>
3743 PR tree-optimization/42641
3744 * sese.c (rename_map_elt_info): Use the SSA name version, do
3747 2010-01-07 Jakub Jelinek <jakub@redhat.com>
3749 PR tree-optimization/42625
3750 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
3751 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
3753 2010-01-07 Duncan Sands <baldrick@free.fr>
3755 * Makefile.in (PLUGIN_HEADERS): Add version.h.
3757 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
3760 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
3761 note itself is not function_invariant_p.
3763 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
3765 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
3766 Do not add the DF_NOTE problem.
3767 * store-motion.c (execute_rtl_store_motion): Likewise.
3769 2010-01-07 Martin Jambor <mjambor@suse.cz>
3771 PR tree-optimization/42157
3772 * tree-sra.c (compare_access_positions): Stabilize sort if both
3773 accesses have integer types, return zero immediately if they are the
3776 2010-01-06 Richard Henderson <rth@redhat.com>
3779 * haifa-sched.c (add_to_note_list): Merge into ...
3780 (concat_note_lists): ... here, and ...
3781 (unlink_other_notes, rm_other_notes): Merge into...
3782 (remove_notes): ... here. Create REG_SAVE_NOTEs for
3783 NOTE_INSN_EPILOGUE_BEG.
3785 2010-01-06 Richard Guenther <rguenther@suse.de>
3787 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
3788 not inline regular functions into always-inline functions.
3790 2010-01-06 Nick Clifton <nickc@redhat.com>
3792 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
3793 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
3795 (OVERRIDE_OPTIONS): Delete.
3796 (OPTIMIZATION_OPTIONS): Define.
3797 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
3798 * config/rx/rx.c (rx_handle_option): Issue an error message if
3799 -mcpu=rx200 and -fpu are used together.
3800 (rx_set_optimization_options): New function. Issue an error
3801 message if an optimization attribute attempts to reset the FPU/
3802 math optimization pairing.
3803 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
3804 * config/rx/rx.opt: Set the default to 32-bit doubles.
3805 * config/rx/t-rx: Add multilibs for -nofpu option.
3806 * doc/invoke.texi: Update documentation of RX options.
3808 2010-01-06 Richard Guenther <rguenther@suse.de>
3810 * tree-ssa-pre.c (name_to_id): New global.
3811 (alloc_expression_id): Simplify SSA name handling.
3812 (lookup_expression_id): Likewise.
3813 (init_pre): Zero name_to_id.
3814 (fini_pre): Free it.
3816 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
3818 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
3820 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
3823 * config/i386/sse.md (smaxv2di3): New.
3824 (umaxv2di3): Likewise.
3825 (sminv2di3): Likewise.
3826 (uminv2di3): Likewise.
3828 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
3831 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
3832 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
3833 (legitimize_tls_address): Likewise.
3834 (sparc_tls_referenced_p): Likewise.
3835 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
3836 and adjust calls to legitimize_pic_address.
3837 (legitimate_constant_p) Use sparc_tls_referenced_p.
3838 (legitimate_pic_operand_p): Likewise.
3839 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
3840 (sparc_tls_symbol_ref_1): Delete.
3841 (sparc_tls_referenced_p): Make static, recognize specific patterns.
3842 (legitimize_tls_address): Make static, handle CONST patterns.
3843 (legitimize_pic_address): Make static, remove unused parameter and
3844 adjust recursive calls.
3845 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
3846 and adjust call to legitimize_pic_address.
3847 (sparc_output_mi_thunk): Likewise.
3849 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
3850 H.J. Lu <hongjiu.lu@intel.com>
3853 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
3854 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
3855 operands to make them signed.
3858 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3861 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3862 GTU to GT for V4SI and V2DI.
3864 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3865 (umin<mode>3): Removed.
3867 (uminv4si3): Likewise.
3869 2010-01-05 Martin Jambor <mjambor@suse.cz>
3871 PR tree-optimization/42462
3872 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
3873 current_function_decl to helper functions and macros.
3875 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3878 * flags.h: Don't include real.h.
3879 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
3880 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
3881 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
3882 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
3883 * dominance.c: Update copyright.
3884 * gimple.c (walk_gimple_op): Remove inline.
3885 * tree-ssa-reassoc.c: Include real.h.
3886 * Makefile.in (FLAGS_H): Remove $(REAL_H).
3887 (tree-ssa-reassoc.o): Depend on $(REAL_H).
3889 2010-01-05 Nick Clifton <nickc@redhat.com>
3891 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
3892 register to push into the stack frame when the accumulator has to
3893 be saved during interrupts.
3895 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
3897 * doc/invoke.texi: Remove the documentation about option
3899 * common.opt (Wunreachable-code): Preserved for backward
3901 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
3902 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
3903 the backward compatibility flag section.
3905 2010-01-05 Richard Guenther <rguenther@suse.de>
3907 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
3909 2010-01-05 Jakub Jelinek <jakub@redhat.com>
3912 * cfgexpand.c (expand_one_var): Diagnose too large variables.
3914 PR tree-optimization/42508
3915 * tree-sra.c (convert_callers): Check for recursive call
3916 by comparing cgraph nodes instead of decls.
3917 (modify_function): Call ipa_modify_formal_parameters also
3918 on all same_body aliases.
3920 * cgraphunit.c (cgraph_materialize_all_clones): Compare
3921 cgraph nodes when checking for same_body aliases.
3923 2010-01-05 Richard Guenther <rguenther@suse.de>
3925 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
3926 allocation and lookup.
3927 (get_or_alloc_expr_for_constant): Likewise.
3928 (phi_translate): Sink allocation.
3930 2010-01-04 Richard Guenther <rguenther@suse.de>
3932 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
3933 a new entry only if needed.
3934 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
3935 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
3937 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
3939 (phi_translate): Handle CONSTANTs early.
3941 2010-01-04 Martin Jambor <mjambor@suse.cz>
3943 PR tree-optimization/42398
3944 * tree-sra.c (struct access): Removed flag grp_different_types.
3945 (dump_access): Do not dump the removed flag.
3946 (sort_and_splice_var_accesses): Do not set the removed flag.
3947 (sra_modify_expr): Check for type compatibility directly.
3949 2010-01-04 Martin Jambor <mjambor@suse.cz>
3951 PR tree-optimization/42366
3952 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
3953 edges with variable number of parameters.
3954 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
3955 flag instead of asserting it.
3956 (ipa_read_node_info): Read uses_analysis_done flag.
3958 2010-01-04 Richard Guenther <rguenther@suse.de>
3960 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
3961 iterative_hash_* as intended.
3962 (vn_reference_compute_hash): Likewise. Simplify hashing
3964 (vn_reference_lookup_2): Likewise.
3965 (vn_nary_op_compute_hash): Likewise.
3966 (vn_phi_compute_hash): Likewise.
3967 (expressions_equal_p): Remove strange code.
3968 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
3969 (pre_expr_hash): Likewise. Simplify hashing SSA names.
3970 (bitmap_insert_into_set_1): Take value-id as parameter.
3971 (add_to_value): Pass it.
3972 (bitmap_insert_into_set): Likewise.
3973 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
3975 2010-01-04 Jakub Jelinek <jakub@redhat.com>
3978 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
3979 (do_self_spec): For switches with SWITCH_IGNORE set set also
3980 SWITCH_IGNORE_PERMANENTLY.
3981 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
3984 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
3986 * lto-streamer-out.c (output_unreferenced_globals): Output the full
3987 tree of an unreferenced global var.
3989 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3992 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3993 GTU to GT for V4SI and V2DI.
3995 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3996 (umin<mode>3): Removed.
3998 (uminv4si3): Likewise.
4000 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4003 * collect2.c (main): Turn on trace in collect2 if -v is passed
4006 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
4008 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
4009 description of expression operand.
4011 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
4013 * configure.ac: Add install-html to target_list for Make-hooks.
4014 * configure: Regenerate.
4015 * fortran/Make-lang.in (F95_HTMLFILES): New.
4016 (fortran.html): Use it.
4017 (fortran.install-html): New.
4018 * Makefile.in (install-html): Add lang.install-html.
4019 * java/Make-lang.in (JAVA_HTMLFILES): New.
4020 (java.html): Use it.
4021 (java.install-html): New.
4022 * objc/Make-lang.in (objc.install-html): New.
4023 * objcp/Make-lang.in (obj-c++.install-html): New.
4024 * cp/Make-lang.in (c++.install-html): New.
4025 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
4026 * lto/Make-lang.in (lto.install-html): New.
4028 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4031 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
4033 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
4035 PR rtl-optimization/41862
4036 * store-motion.c (store_killed_in_insn, compute_store_table,
4037 remove_reachable_equiv_notes, replace_store_insn,
4038 build_store_vectors): Ignore all DEBUG_INSNs.
4040 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4043 * common.opt: Add dumpdir.
4045 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
4047 (option_map): Add --dumpdir.
4049 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
4051 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
4053 * opts.c (decode_options): Try dump_dir_name first if
4054 dump_base_name isn't an absolute path.
4055 (common_handle_option): Handle OPT_dumpdir.
4057 * toplev.c (dump_dir_name): New.
4058 (print_switch_values): Also ignore -dumpdir.
4060 * toplev.h (dump_dir_name): New.
4062 2010-01-03 Richard Guenther <rguenther@suse.de>
4064 PR tree-optimization/42589
4065 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
4066 double-word expansion of bswap32.
4068 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
4070 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
4071 with BLOCK_FOR_INSN.
4072 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
4073 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
4074 noce_process_if_block): Likewise.
4075 * gcse.c (compute_local_properties, insert_expr_in_table,
4076 insert_set_in_table, canon_list_insert, find_avail_set,
4077 pre_insert_copy_insn): Likewise.
4079 * basic-block.h (BLOCK_NUM): Move from here...
4080 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
4082 2010-01-03 Richard Guenther <rguenther@suse.de>
4084 PR tree-optimization/42438
4085 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
4086 contains_may_not_return_call flag.
4087 (BB_MAY_NOTRETURN): New.
4088 (valid_in_sets): Trapping nary operations are not valid
4089 in blocks that may not return.
4090 (insert_into_preds_of_block): Remove check for trapping expressions.
4091 (compute_avail): Compute also BB_MAY_NOTRETURN.
4093 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
4095 * doc/invoke.texi: Add 2010 to copyright years.
4097 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
4099 * config/sparc/sparc.c: Fix formatting nits.
4101 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
4102 Alexander Monakov <amonakov@ispras.ru>
4104 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
4106 2010-01-02 Richard Guenther <rguenther@suse.de>
4109 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
4110 (simplify_switch_using_ranges): Mark to be removed edges
4113 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4115 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4117 * collect2.c (scan_libraries): Add missing argument in call to
4120 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
4123 * config/alpha/predicates.md (aligned_memory_operand): Return false
4125 (unaligned_memory_operand): Return true for CQImode.
4126 * config/alpha/alpha.c (get_aligned_mem): Assert that location
4127 doesn not cross aligned SImode word boundary.
4129 2010-01-02 Anatoly Sokolov <aesok@post.ru>
4131 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
4133 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
4134 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
4136 2010-01-02 Richard Guenther <rguenther@suse.de>
4139 * toplev.c (compile_file): Emit LTO marker properly. Change
4141 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
4143 2010-01-01 Richard Guenther <rguenther@suse.de>
4146 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
4148 2010-01-01 Richard Guenther <rguenther@suse.de>
4151 * c-decl.c (grokdeclarator): For zero-size arrays force
4152 structural equality checks as layout_type does.
4154 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4156 * builtins.c: Update copyright to 2010.
4158 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4161 * lto-streamer-out.c (produce_asm): Revert the last change.
4162 (copy_function): Likewise.
4164 * lto-streamer.c (lto_get_section_name): Skip any leading
4167 2010-01-01 Richard Guenther <rguenther@suse.de>
4170 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
4174 Copyright (C) 2010 Free Software Foundation, Inc.
4176 Copying and distribution of this file, with or without modification,
4177 are permitted in any medium without royalty provided the copyright
4178 notice and this notice are preserved.