1 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
3 * config/i386/i386.c (ix86_target_string): Fix a typo in
6 2010-03-22 Mike Stump <mikestump@comcast.net>
9 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
10 Don't overly align based upon packed packed fields.
12 2010-03-22 Jason Merrill <jason@redhat.com>
14 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
15 Use () rather than [], and move before the element type.
17 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19 * doc/configfiles.texi (Configuration Files): Removed
20 fixinc/Makefile*, intl/Makefile.*.
21 * doc/makefile.texi: Fixed markup.
22 Abstract from version control system used.
23 (Makefile): Removed obsolete gcc/java/parse.y example.
24 * doc/sourcebuild.texi: Likewise.
25 (Top Level): Added config, gnattools, libdecnumber, libgcc,
28 (Miscellaneous Docs): Clarify location.
29 Added COPYING3, COPYING3.LIB.
30 (Front End Directory): Moved Make-lang.in entry to new
33 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
36 * config/i386/i386.c (x86_function_profiler)
37 [!NO_PROFILE_COUNTERS]: Fix typo.
38 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
41 2010-03-22 Janis Johnson <janis187@us.ibm.com>
42 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
44 * doc/sourcebuild.texi (Test Directives): Split into six
45 subsections, with most of the current text in new subsections
46 Directives, Selectors, and Final Actions.
47 (Directives): Split list of test directives into multiple
49 (Selectors): Describe use and syntax of selectors.
50 (Effective-Target Keywords): Describe all existing keywords.
51 (Add Options): Describe features for dg-add-options.
52 (Require Support): Describe variants of dg-require-support.
53 (Final Actions): Describe commands to use in dg-final.
55 2010-03-22 Michael Matz <matz@suse.de>
58 * recog.c (validate_replace_rtx_group): Replace also in
59 REG_EQUAL and REG_EQUIV notes.
61 2010-03-22 Richard Guenther <rguenther@suse.de>
63 PR tree-optimization/43390
64 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
65 sure vector extracts are type correct.
67 2010-03-22 Richard Guenther <rguenther@suse.de>
70 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
71 x * sqrt (x) even when optimizing for size if the target
72 has native support for sqrt.
74 2010-03-22 Jakub Jelinek <jakub@redhat.com>
76 * varasm.c (make_decl_rtl_for_debug): Also clear
77 flag_mudflap for the duration of make_decl_rtl call.
80 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
81 locs from preserved VALUEs.
83 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
86 * pa.md (movmemsi): Set align to one if zero.
89 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
92 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
93 with their corresponding prologue pushes.
95 2010-03-20 Andrew Pinski <pinskia@gmail.com>
98 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
99 at the begining or end.
100 (spu_expand_epilogue): Likewise.
102 2010-03-20 Richard Guenther <rguenther@suse.de>
104 PR rtl-optimization/43438
105 * combine.c (make_extraction): Properly zero-/sign-extend an
106 extraction of the low part of a CONST_INT. Also handle
109 2010-03-19 Mike Stump <mikestump@comcast.net>
111 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
112 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
113 (override_options): Use SUBTARGET32_DEFAULT_CPU.
115 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
118 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was an error.
120 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
122 PR rtl-optimization/42258
123 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
124 use that may match DEF.
127 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
128 the cost of loading the constant rather than assuming
130 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
131 outer code is AND, do the same tests as the andsi3 expander and
132 return COSTS_N_INSNS (1) if and is cheap.
134 * optabs.c (avoid_expensive_constant): Fix formatting.
136 2010-03-19 Michael Matz <matz@suse.de>
139 * attribs.c (decl_attributes): When rebuilding a function pointer
140 type use the same qualifiers as the original pointer type.
142 2010-03-19 Martin Jambor <mjambor@suse.cz>
144 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
145 and is_gimple_ip_invariant_address.
147 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
150 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
152 * config/arm/arm.c (arm_override_options): Turn off
153 flag_dwarf2_cfi_asm for AAPCS variants.
155 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
158 * config/arm/arm.c (emit_multi_reg_push): Update comments.
159 Use PRE_MODIFY instead of PRE_DEC.
160 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
161 (vfp_emit_fstmd): Likewise.
163 2010-03-19 Michael Matz <matz@suse.de>
166 * builtins.c (expand_builtin_interclass_mathfn,
167 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
170 2010-03-19 Richard Guenther <rguenther@suse.de>
172 PR tree-optimization/43415
173 * tree-ssa-pre.c (phi_translate): Split out worker to ...
174 (phi_translate_1): ... this.
175 (phi_translate): Move all caching here. Cache all NARY
176 and REFERENCE translations.
178 2010-03-19 David S. Miller <davem@davemloft.net>
180 With help from Eric Botcazou.
181 * config/sparc/sparc.c: Include dwarf2out.h.
182 (emit_pic_helper): Delete.
183 (pic_helper_symbol_name): Delete.
184 (pic_helper_emitted_p): Delete.
185 (pic_helper_needed): New.
186 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
187 (get_pc_thunk_name): New.
188 (load_pic_register): Remove 'delay_pic_helper' arg. Use
189 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
190 Set pic_helper_needed to true. Don't call emit_pic_helper.
191 (sparc_expand_prologue): Update load_pic_register call.
192 (sparc_output_mi_thunk): Likewise.
193 (sparc_file_end): Emit a hidden comdat symbol for the PIC
194 thunk if possible. Output CFI information as needed.
196 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
197 Jack Howarth <howarth@bromo.med.uc.edu>
200 * config/i386/i386.h: Fix ABI on darwin x86-32.
202 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
204 * tree.h: Declare make_decl_rtl_for_debug.
205 * varasm.c (make_decl_rtl_for_debug): New.
206 * dwarf2out.c (rtl_for_decl_location): Call it.
207 * cfgexpand.c (expand_debug_expr): Call it.
209 2010-03-18 Jakub Jelinek <jakub@redhat.com>
212 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
216 * var-tracking.c (vt_init_cfa_base): Do nothing if
217 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed
220 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
223 * var-tracking.c (canonicalize_vars_star): New.
224 (dataflow_post_merge_adjust): Use it.
226 2010-03-18 Jakub Jelinek <jakub@redhat.com>
229 * var-tracking.c (non_suitable_const): New function.
230 (add_uses): For DEBUG_INSNs with constants, don't record any
231 value, instead just the constant value itself.
232 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
233 is not VAR_LOC_UNKNOWN_P, set var to the constant.
234 (emit_notes_in_bb): Likewise.
235 (emit_note_insn_var_location): For onepart variables if
236 cur_loc is a VOIDmode constant, use DECL_MODE.
238 2010-03-18 Martin Jambor <mjambor@suse.cz>
241 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
242 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
243 all non-clones. Moved call redirection...
244 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new
246 (cgraph_materialize_all_clones): Dispose of all
247 combined_args_to_skip bitmaps.
248 (verify_cgraph_node): Do not check for edges pointing to wrong
249 nodes in inline clones.
250 * tree-inline.c (copy_bb): Call
251 cgraph_redirect_edge_call_stmt_to_callee.
252 * ipa.c (cgraph_remove_unreachable_nodes): Call
253 cgraph_node_remove_callees even when there are used clones.
255 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
257 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
259 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
262 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
265 2010-03-18 Michael Matz <matz@suse.de>
268 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
269 into sqrt(x) if we need to preserve signed zeros.
271 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
272 Eric Botcazou <ebotcazou@adacore.com>
274 PR rtl-optimization/43360
275 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
276 note if we don't know its invariant status.
278 2010-03-18 Michael Matz <matz@suse.de>
280 PR tree-optimization/43402
281 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
282 PHI chains of ssa names registered for update.
284 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
287 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
288 non-offsettable and pre_modify update addressing.
289 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
290 and "2" alternatives "#".
291 (*movdd_softfloat32): Make all alternatives "#";
292 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
293 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
294 (*movdf_softfloat32): Make all alternatives "#";
295 (movdi): Use the new DIFD mode iterator to create a common splitter
296 for movdi, movdf and movdd patterns.
298 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
300 * common.opt (dumpdir): Remove redundant tab.
302 2010-03-17 Martin Jambor <mjambor@suse.cz>
304 PR tree-optimization/43347
305 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
306 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
308 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
310 PR rtl-optimization/42216
311 * regrename.c (create_new_chain): New function, broken out from...
312 (scan_rtx_reg): ... here. Call it. Handle the case where we are
313 appending a use to an empty chain.
314 (build_def_use): Remove previous changes that convert OP_INOUT to
315 OP_OUT operands; instead detect the case where an OP_INOUT operand
316 uses a previously untracked register and create an empty chain for
319 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
321 * doc/extend.texi (Function Attributes): Rewrite unfinished
322 sentence in ms_abi documentation.
324 2010-03-17 Alan Modra <amodra@gmail.com>
326 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
327 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
328 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
329 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
331 2010-03-16 Richard Henderson <rth@redhat.com>
334 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
335 (lower_try_finally): Save and restore eh_seq around the expansion
338 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
340 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
341 statements before splitting block.
343 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
345 * doc/sourcebuild.texi (Testsuites): Fix markup.
346 Use pathnames relative to gcc/testsuite.
347 (Test Directives): Move description of how timeout is determined.
348 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
349 (C Tests): Correct gcc.misc-tests directory.
350 Framework tests now live in gcc.test-framework.
352 2010-03-16 Richard Guenther <rguenther@suse.de>
355 * tree-cfg.c (gimple_merge_blocks): When propagating virtual
356 PHI operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI
359 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
360 Alexandre Oliva <aoliva@redhat.com>
362 PR tree-optimization/42917
363 * lambda-code.c (remove_iv): Skip debug statements.
364 (lambda_loopnest_to_gcc_loopnest): Likewise.
365 (not_interesting_stmt): Debug statements are not interesting.
367 2010-03-16 Jakub Jelinek <jakub@redhat.com>
371 * cselib.c (cselib_preserve_constants,
372 cfa_base_preserved_val): New static variables.
373 (preserve_only_constants): New function.
374 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
375 clear its REG_VALUES. If cselib_preserve_constants, don't
376 empty the whole hash table, but preserve there VALUEs with constants,
377 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
378 (cselib_preserve_cfa_base_value): New function.
379 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
380 (cselib_init): Change argument to int bitfield. Set
381 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
383 (cselib_finish): Clear cselib_preserve_constants and
384 cfa_base_preserved_val.
385 * cselib.h (enum cselib_record_what): New enum.
386 (cselib_init): Change argument to int.
387 (cselib_preserve_cfa_base_value): New prototype.
388 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
389 * dse.c (dse_step1): Likewise.
390 * cfgcleanup.c (thread_jump): Likewise.
391 * sched-deps.c (sched_analyze): Likewise.
392 * gcse.c (local_cprop_pass): Likewise.
393 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
394 If FN is non-NULL, call the callback always and whenever it returns
395 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
396 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
397 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
398 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
399 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
400 * var-tracking.c: Include recog.h.
401 (bb_stack_adjust_offset): Remove.
402 (vt_stack_adjustments): Don't call it, instead just gather the
403 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
404 (adjust_stack_reference): Remove.
405 (compute_cfa_pointer): New function.
406 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
407 (struct adjust_mem_data): New type.
408 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
410 (get_address_mode): New function.
411 (replace_expr_with_values): Use it.
412 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
413 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
414 (adjust_sets): Remove.
415 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
416 Use get_address_mode.
417 (get_adjusted_src): Remove.
418 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
419 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
420 (add_with_sets): Don't call adjust_sets.
421 (fp_setter, vt_init_cfa_base): New functions.
422 (vt_initialize): Change return type to bool. Move most of pool etc.
423 initialization to the beginning of the function from end. Pass
424 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
425 If !frame_pointer_needed, call vt_stack_adjustment before mos
426 vector is filled, call vt_init_cfa_base if argp/framep has been
427 eliminated to sp. If frame_pointer_needed and argp/framep has
428 been eliminated to hard frame pointer, set
429 hard_frame_pointer_adjustment and call vt_init_cfa_base after
430 encountering fp setter in the prologue. For MO_ADJUST, call
431 log_op_type before pusing the op into mos vector, not afterwards.
432 Call adjust_insn before cselib_process_insn/add_with_sets,
433 call cancel_changes (0) afterwards.
434 (variable_tracking_main_1): Adjust for vt_initialize calling
435 vt_stack_adjustments and returning whether it succeeded or not.
437 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
439 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
442 2010-03-15 Jakub Jelinek <jakub@redhat.com>
444 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
446 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
447 drap_reg has not been set.
449 2010-03-15 Michael Matz <matz@suse.de>
452 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
453 use it to expand block copies.
454 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
455 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
456 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
458 2010-03-15 Richard Guenther <rguenther@suse.de>
460 PR tree-optimization/43367
461 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
464 2010-03-15 Richard Guenther <rguenther@suse.de>
466 PR tree-optimization/43317
467 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
469 2010-03-15 Martin Jambor <mjambor@suse.cz>
471 PR tree-optimization/43141
472 * tree-sra.c (create_abstract_origin): New function.
473 (modify_function): Call create_abstract_origin.
475 2010-03-15 Chris Demetriou <cgd@google.com>
477 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
480 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
483 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
484 call insert_out_of_ssa_copy for default definitions.
486 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
488 * graphite-clast-to-gimple.c (my_long_long): Defined.
489 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
490 * graphite-sese-to-poly.c (my_long_long): Defined.
491 (scop_ivs_can_be_represented): Use it.
493 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
495 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
496 graphite-max-bbs-per-function, and loop-block-tile-size.
497 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
499 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
501 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
503 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
505 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
506 (add_upper_bounds_from_estimated_nit): New.
507 (build_loop_iteration_domains): Use it.
509 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
511 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
513 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
516 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
517 should be an INTEGER_CST. Also handle CASE_CONVERT.
519 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
521 * graphite.c (graphite_initialize): To bound the number of bbs per
522 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
523 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
524 * doc/invoke.texi: Document it.
526 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
528 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
529 * graphite-sese-to-poly.h (build_poly_scop): Same.
531 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
533 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
534 the number of parameters in the scop. Use as an upper bound
535 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
536 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
537 * doc/invoke.texi: Document it.
539 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
541 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
542 * doc/c-tree.texi: Remove.
543 * doc/generic.texi: Merge c-tree.texi here.
544 * doc/gccint.texi (Trees): Remove menu entry.
545 (c-tree.texi): Remove @include.
546 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
547 * doc/languages.texi (Reading RTL): Ditto.
549 2010-03-12 Steve Ellcey <sje@cup.hp.com>
552 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
554 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
557 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
558 code added to work around reload clobbering CONST insns.
560 2010-03-12 Jakub Jelinek <jakub@redhat.com>
562 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
563 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
564 (cselib_preserve_only_values): Remove retain argument, don't
565 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
566 * cselib.h (cselib_preserve_only_values): Remove retain argument.
567 * var-tracking.c (micro_operation): Move insn field before union.
568 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
569 (struct variable_tracking_info_def): Remove n_mos field, change
570 mos into a vector of micro_operations.
571 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
572 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
573 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
574 changing into a vector.
575 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
576 come before all other uops generated by add_stores.
577 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
579 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
580 a vector. Run just one pass over the bbs instead of separate counting
581 and computation phase.
582 (vt_finalize): Free VTI (bb)->mos vector instead of array.
585 * tree-inline.c (remap_decls): Put old_var rather than origin_var
586 into *nonlocalized_list vector.
587 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
588 even if origin is non-NULL.
589 (gen_variable_die): Likewise.
590 (process_scope_var): Don't change origin.
591 (gen_decl_die): Likewise.
592 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
593 before adding new edges instead of after it, fix moving over
596 2010-03-11 David S. Miller <davem@davemloft.net>
598 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
600 * configure: Rebuild.
602 2010-03-11 Martin Jambor <mjambor@suse.cz>
604 PR tree-optimization/43257
605 * tree.c (assign_assembler_name_if_neeeded): New function.
606 (free_lang_data_in_cgraph): Assembler name assignment moved to the
608 * tree.h (assign_assembler_name_if_neeeded): Declare.
609 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
610 the function if needed.
612 2010-03-11 Chris Demetriou <cgd@google.com>
614 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
615 include/stdint-gcc.h, and include/stdint.h world-readable.
617 2010-03-11 Richard Guenther <rguenther@suse.de>
619 PR tree-optimization/43255
620 * tree-vrp.c (process_assert_insertions_for): Do not insert
621 asserts for trivial conditions.
623 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
625 PR tree-optimization/43280
626 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
627 generation. Move calculation of size out of the if branch.
628 (find_bswap): Modify compare number generation.
630 2010-03-11 Richard Guenther <rguenther@suse.de>
633 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
634 (input_gimple_stmt): Fixup handled component types during
635 operand read. Also fix up decls in ADDR_EXPRs.
637 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
639 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
640 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
642 2010-03-10 Jan Hubicka <jh@suse.cz>
645 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
646 * varasm.c (get_variable_section): Don't do that here...
647 (make_decl_rtl): ... and here.
648 (do_assemble_alias): Produce decl RTL.
649 (assemble_alias): Likewise.
651 2010-03-10 Jakub Jelinek <jakub@redhat.com>
654 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
655 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
657 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
658 (based_loc_descr): Only express drap or vdrap regno based expressions
659 using DW_OP_fbreg when not optimizing.
660 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
661 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
662 REG_CFA_SET_VDRAP note.
664 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
666 PR tree-optimization/43236
667 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
668 error in calculation of base address in reverse iteration case.
669 (generate_builtin): Take number of latch executions if the statement
672 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
675 * tree-eh.c: Include pointer-set.h.
676 (lower_eh_dispatch): Filter out duplicate case labels and
677 remove the unneeded edge when the label is unused. Return
678 true when some edges are removed.
679 (execute_lower_eh_dispatch): When any lowering resulted in
680 removing an edge, also delete unreachable blocks.
682 2010-03-10 Jakub Jelinek <jakub@redhat.com>
685 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
686 UNSPEC_MACHOPIC_OFFSET.
688 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
691 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
692 (m68k_delegitimize_address): New function.
694 2010-03-09 Jakub Jelinek <jakub@redhat.com>
697 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
700 * var-tracking.c (adjust_sets): New function.
701 (count_with_sets, add_with_sets): Use it.
702 (get_adjusted_src): New inline function.
703 (add_stores): Use it.
706 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
707 call cselib_dummy_expand_value_rtx_cb instead of
708 cselib_expand_value_rtx_cb.
711 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
712 * config/i386/i386.c: Include debug.h and dwarf2out.h.
713 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
714 and .cfi_endproc around the pic thunks.
715 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
716 all queued unwind info register saves are saved before the call.
717 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
718 considered as sp-=4 for unwind info and the pop as sp+=4 which
719 also clobbers dest, but doesn't actually restore it.
722 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
725 2010-03-09 Jie Zhang <jie@codesourcery.com>
727 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
728 whitespaces in output template.
730 2010-03-09 Jie Zhang <jie@codesourcery.com>
732 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
735 2010-03-08 Jakub Jelinek <jakub@redhat.com>
737 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
738 builtins.exp in a separate job.
740 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
742 * graphite-sese-to-poly.c (add_param_constraints): Use
743 lower_bound_in_type and upper_bound_in_type.
745 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
747 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
748 instead of unsigned_type_node.
750 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
751 Reza Yazdani <reza.yazdani@amd.com>
754 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
755 on pointer type parameters.
757 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
761 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
762 handle conversions from pointer to integers.
763 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
764 induction variable, to be able to work with code generated by CLooG.
765 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
766 (build_poly_scop): Bail out if we cannot codegen a loop.
768 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
770 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
771 code generation with gloog_error.
773 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
775 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
776 Call fold_convert on all the returned values.
777 (expand_scalar_variables_expr): Pass to
778 expand_scalar_variables_ssa_name the type of the resulting expression.
780 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
782 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
783 ppl_min_for_le_pointset.
784 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
785 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
787 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
789 * graphite-dependences.c (map_into_dep_poly): Removed.
790 (dependence_polyhedron_1): Use combine_context_id_scat.
792 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
794 * graphite-poly.h (struct poly_scattering): Add layout documentation.
795 (struct poly_bb): Same.
796 (combine_context_id_scat): New.
798 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
801 * sese.c (name_defined_in_loop_p): Return false for default
804 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
806 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
807 and clean up the logic.
809 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
811 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
814 2010-03-08 Jakub Jelinek <jakub@redhat.com>
816 * var-tracking.c (remove_cselib_value_chains): Define only for
818 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
819 delete_slot_part, emit_notes_for_differences_1): Don't call
820 remove_cselib_value_chains here.
821 (set_slot_part, emit_notes_for_differences_2): Don't call
822 add_cselib_value_chains here.
823 (preserved_values): New vector.
824 (preserve_value): New function.
825 (add_uses, add_stores, vt_add_function_parameters): Use it
826 instead of cselib_preserve_value.
827 (changed_values_stack): New vector.
828 (check_changed_vars_0): New function.
829 (check_changed_vars_1, check_changed_vars_2): Use it.
830 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
831 changed_values_stack VALUEs.
832 (vt_emit_notes): For all preserved_values call
833 add_cselib_value_chains. If ENABLE_CHECKING call
834 remove_cselib_value_chains before verifying value_chains is empty.
835 Initialize and free changed_values_stack.
836 (vt_initialize): Initialize preserved_values.
837 (vt_finalize): Free preserved_values.
839 2010-03-08 Richard Guenther <rguenther@suse.de>
841 PR tree-optimization/43269
842 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
845 2010-03-08 Martin Jambor <mjambor@suse.cz>
847 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
848 (ipa_is_param_called): Removed.
849 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
850 (ipa_print_node_params): Do not print the called flag.
851 (ipa_write_node_info): Do not stream the called flag.
852 (ipa_read_node_info): Likewise.
854 2010-03-07 Jakub Jelinek <jakub@redhat.com>
857 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
858 * cselib.c (struct expand_value_data): Add dummy field.
859 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
861 (cselib_dummy_expand_value_rtx_cb): New function.
862 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
864 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
865 * var-tracking.c: Include pointer-set.h.
866 (variable): Change n_var_parts to char from int. Add
867 cur_loc_changed and in_changed_variables fields.
868 (variable_canonicalize): Remove.
869 (shared_var_p): New inline function.
870 (unshare_variable): Maintain cur_loc_changed and
871 in_changed_variables fields. If var was in changed_variables,
872 replace it there with new_var. Just copy cur_loc instead of
873 resetting it to something else.
874 (variable_union): Don't recompute cur_loc. Use shared_var_p.
875 (dataflow_set_union): Don't call variable_canonicalize.
876 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
877 of their DEBUG_EXPR_TREE_DECLs.
878 (canonicalize_loc_order_check): Verify that cur_loc is NULL
879 and in_changed_variables and cur_loc_changed is false.
880 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
881 and cur_loc_changed. Don't update cur_loc here.
882 (variable_merge_over_src): Don't call variable_canonicalize.
883 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
884 removing loc that is equal to cur_loc, clear cur_loc,
885 set cur_loc_changed and ensure variable_was_changed is called.
886 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
887 compare pointers in cur_loc check, if it is equal to loc,
888 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
889 (variable_different_p): Remove compare_current_location argument,
890 don't compare cur_loc.
891 (dataflow_set_different_1): Adjust variable_different_p caller.
892 (variable_was_changed): If dv had some var in changed_variables
893 already, reset in_changed_variables flag for it and propagate
894 cur_loc_changed over to the new variable. On empty var
895 always set cur_loc_changed. Set in_changed_variables on whatever
896 var is added to changed_variables.
897 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
898 Use shared_var_p. When removing loc that is equal to cur_loc,
899 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
900 end, don't set it to something else, just call variable_was_changed.
901 (delete_slot_part): Use shared_var_p. When cur_loc equals to
902 loc being removed, clear cur_loc and set cur_loc_changed.
903 Set cur_loc_changed if all locations have been removed.
904 (struct expand_loc_callback_data): New type.
905 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
906 allocated. Always create SUBREGs if simplify_subreg failed.
907 Prefer to use cur_loc, when that fails and still in
908 changed_variables (and seen first time) recompute it. Set
909 cur_loc_changed of variables which had to change cur_loc and
910 compute elcd->cur_loc_changed if any of the subexpressions used
911 had to change cur_loc.
912 (vt_expand_loc): Adjust to pass arguments in
913 expand_loc_callback_data structure.
914 (vt_expand_loc_dummy): New function.
915 (emitted_notes): New variable.
916 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
917 that weren't used for any other decl in current
918 emit_notes_for_changes call call vt_expand_loc_dummy to update
919 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
920 first loc_chain location if NULL before. Always use just
921 cur_loc instead of first loc_chain location. When cur_loc_changed
922 is false, when not --enable-checking=rtl just don't emit any note.
923 When rtl checking, compute the note and assert it is the same
924 as previous note. Clear cur_loc_changed and in_changed_variables
925 at the end before removing from changed_variables.
926 (check_changed_vars_3): New function.
927 (emit_notes_for_changes): Traverse changed_vars to call
928 check_changed_vars_3 on each changed var.
929 (emit_notes_for_differences_1): Clear cur_loc_changed and
930 in_changed_variables. Recompute cur_loc of new_var.
931 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
932 (vt_emit_notes): Initialize and destroy emitted_notes.
934 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
936 PR rtl-optimization/42220
937 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
938 Use verify_reg_tracked to determine if we should use OP_OUT rather
940 (build_def_use): If we see an in-out operand for a register that we
941 know nothing about, treat is an output if possible, fail the block if
944 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
947 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
950 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
953 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
954 uses of relevant DEFs that are dead outside the loop too.
956 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
958 * var-tracking.c (dataflow_set_merge): Swap src and src2.
960 2010-01-13 Jakub Jelinek <jakub@redhat.com>
962 * var-tracking.c (values_to_unmark): New variable.
963 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
964 values_to_unmark vector. Moved body to...
965 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
966 instead queue it into values_to_unmark vector.
967 (vt_find_locations): Free values_to_unmark vector.
969 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
971 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
972 (site.exp): Export them when plugins are enabled.
974 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
977 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
979 (chrec_fold_multiply): Same.
981 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
984 * c-decl.c (build_compound_literal): Return early if init is
987 2010-03-04 Martin Jambor <mjambor@suse.cz>
989 PR tree-optimization/43164
990 PR tree-optimization/43191
991 * tree-sra.c (type_consists_of_records_p): Reject records with
992 zero-size bit-fields at the end.
994 2010-03-04 Mike Stump <mikestump@comcast.net>
996 * Makefile.in (TAGS): Remove *.y.
998 2010-03-04 Richard Guenther <rguenther@suse.de>
1000 PR tree-optimization/40761
1001 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
1003 (my_rev_post_order_compute): New function.
1004 (init_pre): Call it.
1006 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
1009 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
1010 decrease the cost of an IV candidate when the cost is infinite.
1012 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1014 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
1015 Use '3DNow!' for the extension of that name, ensure normal space
1017 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
1019 2010-03-03 Jeff Law <law@redhat.com>
1021 * PR middle-end/32693
1022 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
1023 than gen_rtx_SUBREG.
1024 (extract_bit_field_1): Likewise.
1026 2010-03-03 Janis Johnson <janis187@us.ibm.com>
1028 * doc/sourcebuild.texi (Test directives): Document that arguments
1029 include-opts and exclude-opts are now optional for dg-skip-if,
1030 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
1032 2010-03-03 Jason Merrill <jason@redhat.com>
1035 * cgraph.h (varpool_node): Add extra_name field.
1036 * varpool.c (varpool_extra_name_alias): New.
1037 (varpool_assemble_decl): Emit extra name aliases.
1038 (varpool_mark_needed_node): Look past an extra name alias.
1039 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
1040 * lto-streamer-in.c (lto_input_tree): Read it.
1041 * lto-streamer-out.c (output_unreferenced_globals): Write it.
1043 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
1045 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
1046 (sparc*-*-solaris2*): ...this.
1048 2010-03-03 Jakub Jelinek <jakub@redhat.com>
1051 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
1052 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
1053 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
1054 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
1057 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
1058 fallthrough to default handling, just with want_address 0 instead of 2.
1059 For single element lists, add_AT_loc directly, otherwise create an
1060 artificial variable DIE and stick location list to it.
1063 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
1064 (VAL_EXPR_HAS_REVERSE): Define.
1065 (reverse_op): New function.
1066 (add_stores): For reversible operations add an extra MO_VAL_USE.
1068 2010-03-02 Jason Merrill <jason@redhat.com>
1070 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
1072 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
1074 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
1075 (sparc64-*-linux*): Likewise.
1076 (sparc64-*-solaris2*): Include assembler files before linker ones.
1077 (sparc-*-solaris2*): Simplify and reorder to match previous case.
1078 * config/sparc/gas.h: Delete.
1079 * config/sparc/sol2-64.h: Add copyright notice.
1080 * config/sparc/sol2-gas-bi.h: Likewise.
1081 * config/sparc/sol2-gld.h: Likewise.
1082 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
1083 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
1084 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
1085 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
1086 (sparc_elf_asm_named_section): Rename into...
1087 (sparc_solaris_elf_asm_named_section): ...this. Always define.
1089 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
1091 * config/alpha/alpha.c (override_options): Fix -mtune error message.
1093 2010-03-02 Jeff Law <law@redhat.com>
1096 * reload1.c (rtx_p, substitute_stack): Declare.
1097 (substitute): Record addresses of changed rtxs.
1098 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
1099 Restore the original rtx when complete.
1100 (reload): Free subsitute_stack when complete.
1102 2010-03-02 Janis Johnson <janis187@us.ibm.com>
1104 * doc/gccint.texi (menu): Add Testsuites as a chapter.
1105 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
1107 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
1108 LTO Testing, gcov Testing, profopt Testing, compat Testing,
1109 Torture Tests): Change from subsection to section.
1111 2010-03-02 Jakub Jelinek <jakub@redhat.com>
1112 Steven Bosscher <steven@gcc.gnu.org>
1114 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
1117 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
1120 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
1121 the assignment from the new induction variable to the assignment
1122 of the value from the original loop PHI function.
1124 2010-03-01 Janis Johnson <janis187@us.ibm.com>
1125 Daniel Jacobowitz <dan@codesourcery.com>
1127 * doc/sourcebuild.texi (Test directives): Clarify options to
1130 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1132 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
1133 Disable cfi directives unless GCC and gas agree on using read-only
1134 .eh_frame sections for 64-bit.
1135 * configure: Regenerate.
1137 2010-03-01 Richard Guenther <rguenther@suse.de>
1139 PR tree-optimization/43220
1140 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
1141 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
1143 2010-03-01 Richard Guenther <rguenther@suse.de>
1144 Martin Jambor <mjambor@suse.cz>
1147 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
1148 gimplified parameters.
1150 2010-03-01 Christian Bruel <christian.bruel@st.com>
1152 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
1154 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
1156 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
1158 2010-03-01 Richard Guenther <rguenther@suse.de>
1161 * expr.c (expand_assignment): Use the alias-oracle to tell
1162 if the rhs aliases the result decl.
1164 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1167 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
1168 to sol_gt_pch_get_address.
1169 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
1170 64-bit, SPARC and x86.
1171 (sol_gt_pch_get_address): New function.
1173 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
1175 * toplev.h (inform_n, error_n): Declare.
1176 * diagnostic.c (inform_n, error_n): New function.
1178 2010-03-01 Jakub Jelinek <jakub@redhat.com>
1180 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
1181 has no rtl yet when processing local_decls, queue it and recheck
1182 if deferred stack allocation hasn't assigned it rtl.
1184 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
1186 * config/sh/sh.c (unspec_bbr_uid): New.
1187 (gen_block_redirect): Use it instead of INSN_UID.
1188 (gen_far_branch): Likewise.
1190 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
1192 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
1193 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
1195 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1197 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
1198 (Warning Options): -Wno-conversion-null is valid for
1199 Objective-C++ as well.
1200 * doc/tm.texi (Named Address Spaces): Likewise.
1201 * doc/plugins.texi (Plugins): Replace TABs with spaces.
1202 * doc/tree-ssa.texi (Tree SSA): Likewise.
1204 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1207 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
1208 by default. Don't set the default arch for
1209 i[34567]86-*-darwin*|x86_64-*-darwin*.
1211 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1214 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
1215 default. Set the default 32bit/64bit archs with $with_arch
1216 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
1218 2010-02-27 Richard Guenther <rguenther@suse.de>
1220 PR tree-optimization/43186
1221 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
1222 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
1223 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
1224 unroller iterations.
1226 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1228 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
1229 required and i[34567]86-*-* targets don't support 64bit ISA.
1231 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
1234 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1237 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1239 * config.gcc: Set the default arch at least to Prescott for
1240 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
1241 if SSE math is enabled.
1243 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1245 * diagnostic.c (diagnostic_initialize): Update.
1246 (diagnostic_report_diagnostic): Test inhibit_notes_p for
1248 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
1249 (diagnostic_inhibit_notes): New.
1250 * toplev.c (process_options): inhibit notes with -fcompare-debug.
1252 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1255 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
1256 * doc/standards.texi: Likewise.
1257 * doc/extend.texi: Likewise.
1258 * doc/trouble.texi: Likewise.
1259 * doc/cppopts.texi: Likewise.
1260 * doc/install.texi: Likewise.
1261 * c.opt (std=c90,std=gnu90): New options.
1262 * c-opts.c (c_common_handle_option): Handle them.
1264 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1267 * c-decl.c (undeclared_variable): Use an informative note.
1269 2010-02-26 Richard Guenther <rguenther@suse.de>
1271 PR tree-optimization/43186
1272 * gimple.h (gimple_fold): Remove.
1273 * gimple.c (gimple_fold): Remove. Inline into single user ...
1274 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
1275 Try harder for conditions.
1277 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1280 * function.c (used_types_insert): Don't skip through named pointer
1281 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
1282 and it is different from the main variant's type.
1284 2010-02-26 Nick Clifton <nickc@redhat.com>
1286 * config/rx/rx.md (sminsi3): Remove bogus alternative.
1288 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1290 * config.gcc: Support --with-fpmath=sse for x86.
1292 * config/i386/ssemath.h: New.
1294 * doc/install.texi (--with-fpmath=sse): Documented.
1296 2010-02-26 Richard Guenther <rguenther@suse.de>
1298 PR tree-optimization/43188
1299 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
1300 vector types of over-aligned element type.
1302 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
1305 * config/i386/i386.c (expand_vec_perm_blend): Use correct
1306 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
1308 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
1310 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
1312 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1314 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
1315 * var-tracking.c: Include diagnostic.h.
1316 (debug_dv): New function.
1317 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
1320 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
1321 (add_value_chain, add_value_chains, remove_value_chain,
1322 remove_value_chains): Handle DEBUG_EXPRs.
1323 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
1326 * regcprop.c (struct queued_debug_insn_change): New type.
1327 (struct value_data_entry): Add debug_insn_changes field.
1328 (struct value_data): Add n_debug_insn_changes field.
1329 (debug_insn_changes_pool): New variable.
1330 (free_debug_insn_changes, apply_debug_insn_changes,
1331 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
1332 (kill_value_one_regno): Call free_debug_insn_changes if needed.
1333 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
1335 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
1337 (copyprop_hardreg_forward_1): Don't call apply_change_group for
1338 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
1339 changes, call cprop_find_used_regs via note_stores.
1340 (copyprop_hardreg_forward): When copying vd from predecessor
1341 which has any queued DEBUG_INSN changes, make sure the pointers are
1342 cleared. At the end call df_analyze and then if there are any
1343 DEBUG_INSN changes queued at the end of some basic block for still
1344 live registers, apply them.
1345 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
1347 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
1349 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
1352 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
1354 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
1355 targets. Set the default with_cpu/with_arch from arch/cpu.
1356 Allow x86-64 and native for with_cpu/with_arch.
1358 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
1360 * ebitmap.c: Change calls to verify_popcount with calls to
1361 sbitmap_verify_popcount.
1362 (ebitmap_clear_bit): Fixed map->cacheindex test and
1363 map>cache update when bit clearing results in an empty
1366 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1369 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
1370 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
1371 and support both V2DF and V2DI modes.
1372 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
1373 support both V2DF and V2DI modes.
1374 (general): Delete trailing whitespace from a few patterns.
1376 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1377 V2DF/V2DI interleave high/low builtins.
1379 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
1382 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
1383 interleave high/low functions.
1385 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
1387 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
1388 #pragma extern_prefix.
1390 2010-02-25 Jakub Jelinek <jakub@redhat.com>
1393 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
1394 BLKmode, assert op0 is a MEM and just adjust its mode.
1397 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
1398 if bitpos isn't multiple of mode's bitsize.
1400 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1402 * c.opt (-ftemplate-depth=): New.
1403 (-ftemplate-depth-): Deprecate.
1404 * optc-gen.awk: Handle -ftemplate-depth=.
1405 * opth-gen.awk: Likewise.
1406 * c-opts.c (c_common_handle_option): Likewise.
1407 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
1409 2010-02-24 Jason Merrill <jason@redhat.com>
1411 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
1413 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1415 * cfg.c (alloc_aux_for_block): Remove inline.
1416 (alloc_aux_for_edge): Likewise.
1418 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1420 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
1422 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1424 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
1425 * config/i386/sol2-gas.h: New file.
1426 * config.gcc (i[34567]86-*-solaris2*): Use it.
1428 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1431 * c-typeck.c (ep_convert_and_check): New.
1432 (build_conditional_expr): Use it.
1433 (build_binary_op): Likewise.
1435 2010-02-24 Jakub Jelinek <jakub@redhat.com>
1437 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
1440 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
1441 bounds even for -O+.
1442 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
1443 expr needs to have DECL_NAME set.
1445 2010-02-24 Nick Clifton <nickc@redhat.com>
1447 * config/mep/mep.c: Include gimple.h.
1448 (mep_function_uses_sp): Delete unused function.
1449 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
1450 parameters. Use unsigned integers to count args. Return a
1451 NULL_RTX instead of an error_mark_node. Toidy up formatting.
1453 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1456 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
1457 greater or equal to nelt instead of 2 * nelt.
1458 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
1461 2010-02-23 Jason Merrill <jason@redhat.com>
1464 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
1465 in cfun->local_decls even if they have register types.
1468 * stor-layout.c (place_field): Don't warn about unnecessary
1469 DECL_PACKED if the type is packed.
1471 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1474 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
1475 GOTOFF relocs, even when the base reg isn't pic pointer.
1477 2010-02-23 Michael Matz <matz@suse.de>
1480 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
1481 (expand_gimple_basic_block): Generate and use debug temps if there
1482 are debug uses left after the last real use of TERed ssa names.
1483 Unlink debug immediate uses when they are expanded.
1485 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1488 * config/i386/i386.c (override_options): Reorganise to provide
1489 better error messages.
1491 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1494 * graphite-scop-detection.c (create_single_exit_edge): Move
1495 the call to find_single_exit_edge to....
1496 (create_sese_edges): ...here. Don't handle multiple edges
1497 exiting the function.
1498 (build_graphite_scops): Don't handle multiple edges
1499 exiting the function.
1501 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1504 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
1505 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
1507 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1510 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
1512 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1515 * c-typeck.c (convert_arguments): Print declaration location.
1516 * c-common.c (validate_nargs): Rename as
1517 builtin_function_validate_nargs.
1518 (check_builtin_function_arguments): Update.
1520 2010-02-22 Richard Guenther <rguenther@suse.de>
1523 * tree-inline.c (declare_return_variable): Use the type of
1524 the call stmt lhs if available.
1526 2010-02-22 Duncan Sands <baldrick@free.fr>
1528 * passes.c (register_pass): Always consider all pass lists when
1529 ref_pass_instance_number is zero.
1531 2010-02-22 Richard Guenther <rguenther@suse.de>
1533 PR tree-optimization/42749
1534 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
1535 parameter. Do arithmetic in the original type.
1536 (update_accumulator_with_ops): Likewise.
1537 (adjust_accumulator_values): Adjust.
1539 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1541 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
1542 (QI to BLKmode splitter): New splitter.
1544 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
1546 * config/i386/i386.c (initial_ix86_tune_features): Turn on
1547 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
1549 2010-02-22 Richard Guenther <rguenther@suse.de>
1551 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
1553 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
1555 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
1556 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
1557 ($(T)crti.o, $(T)crtn.o): Remove rules.
1559 2010-02-21 Tobias Burnus <burnus@net-b.de>
1562 * doc/invoke.texi (-fassociative-math): Document that this
1563 option is automatically enabled for Fortran.
1565 2010-02-20 David S. Miller <davem@davemloft.net>
1567 * configure.ac: Test if linker and assembler properly support
1568 GOTDATA_OP relocations.
1569 * configure: Rebuild.
1570 * config.in: Likewise.
1571 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
1572 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
1573 (movsi_high_pic): Likewise.
1574 (movdi_lo_sum_pic): Likewise.
1575 (movdi_high_pic): Likewise.
1576 (movsi_pic_gotdata_op): New pattern.
1577 (movdi_pic_gotdata_op): Likewise.
1578 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
1579 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
1581 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
1584 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
1585 attribute to ssemul.
1586 (xop_mulv2div2di3_high): Ditto.
1588 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1591 * c.opt (Wconversion-null): New option.
1592 * doc/invoke.texi (Wconversion-null): Document.
1594 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1596 * common.opt (Wlarger-than-): Add Undocumented.
1598 2010-02-19 Mike Stump <mikestump@comcast.net>
1600 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
1602 2010-02-19 Jason Merrill <jason@redhat.com>
1605 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
1606 * configure: Likewise.
1608 2010-02-20 Alan Modra <amodra@gmail.com>
1611 * cgraph.h (cgraph_make_decl_local): Declare.
1612 * cgraph.c (cgraph_make_decl_local): New function.
1613 (cgraph_make_node_local): Use it.
1614 * cgraphunit.c (cgraph_function_versioning): Likewise.
1615 * ipa.c (function_and_variable_visibility): Likewise.
1617 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1620 * except.c (sjlj_emit_function_enter): Don't call
1621 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
1623 * rtl.h (add_reg_br_prob_note): Remove prototype.
1625 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1628 * c-common.c (conversion_warning): Remove widening conversions
1629 before checking the conversion of integers to reals.
1631 2010-02-19 Mike Stump <mikestump@comcast.net>
1634 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
1637 * cgraphunit.c (process_function_and_variable_attributes): Check
1638 DECL_PRESERVE_P instead of looking up attribute "used".
1639 * ipa-pure-const.c (check_decl): Likewise.
1640 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
1641 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
1642 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
1643 instead of attribute "used".
1644 * config/sol2-c.c (solaris_pragma_init): Likewise.
1645 (solaris_pragma_fini): Likewise.
1647 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1649 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
1650 Use XCNEW instead of xcalloc.
1651 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
1652 XNEW instead of xmalloc.
1653 (get_fields): Use XNEWVEC instead of xmalloc.
1656 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
1657 populate vars array.
1658 (create_new_general_access): For debug stmts just reset value.
1659 (get_stmt_accesses): For accesses within debug stmts just record them
1660 using add_access_to_acc_sites instead of preventing the peeling or
1661 counting them as accesses.
1664 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
1666 2010-02-19 Richard Guenther <rguenther@suse.de>
1668 PR tree-optimization/42916
1669 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
1672 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
1674 * configure.ac: Replace all uses of changequote in macro arguments
1675 with proper quoting.
1677 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1680 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
1682 2010-02-19 Richard Guenther <rguenther@suse.de>
1684 PR tree-optimization/42944
1685 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
1686 test for aliasing with errno.
1688 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1691 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
1692 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
1693 * dojump.c: Include output.h.
1694 (inv): New inline function.
1695 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
1696 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
1697 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
1698 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
1699 argument, pass it down to other calls.
1700 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
1701 add REG_BR_PROB note to the conditional jump.
1702 * cfgexpand.c (add_reg_br_prob_note): Removed.
1703 (expand_gimple_cond): Don't call it, add the probability
1704 as last argument to jumpif_1/jumpifnot_1.
1705 * Makefile.in (dojump.o): Depend on output.h.
1706 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
1708 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
1709 * stmt.c (do_jump_if_equal): Likewise.
1710 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
1711 * loop-unswitch.c (compare_and_jump_seq): Likewise.
1712 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
1714 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
1715 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
1716 jumpifnot_1 callers.
1717 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
1719 (store_expr): Adjust jumpifnot caller.
1720 (store_constructor): Adjust jumpif caller.
1723 * gimplify.c (gimple_boolify): For __builtin_expect call
1724 gimple_boolify also on its first argument.
1726 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
1728 * configure.ac (gnu-unique-object): Wrap regexps using [] in
1730 (__stack_chk_fail): Ditto. Remove quadrigraphs.
1731 * configure: Regenerated.
1733 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1735 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
1736 lang_hooks.types_compatible_p instead of comptypes.
1738 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
1740 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
1741 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
1742 if __prefer_thumb__ is defined.
1744 2010-02-18 Martin Jambor <mjambor@suse.cz>
1746 PR tree-optimization/43066
1747 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
1748 array with zero-sized element type.
1750 2010-02-18 Jakub Jelinek <jakub@redhat.com>
1752 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
1753 rtx, allocate struct var_loc_node here and return it to the
1754 caller, and only if it is actually needed.
1755 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
1756 move it earlier and return immediately if it returns NULL.
1758 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
1760 * config/sparc/gas.h: New file. Restore
1761 TARGET_ASM_NAMED_SECTION to its ELF default.
1762 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
1764 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1765 Likewise. Add ATTRIBUTE_UNUSED to prototype.
1766 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
1767 after sparc/sysv4.h.
1769 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
1771 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
1773 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
1775 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
1776 patterns from predicated pattern.
1778 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
1781 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
1782 for insn mnemonic suffix.
1784 2010-02-17 Richard Guenther <rguenther@suse.de>
1786 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
1789 2010-02-17 Jakub Jelinek <jakub@redhat.com>
1792 * caller-save.c (save_call_clobbered_regs): If BB ends with
1793 a DEBUG_INSN, move any notes in between last real insn and the last
1794 DEBUG_INSN after the last DEBUG_INSN.
1796 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
1798 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
1799 Fix return type. Fix argument type. Explain meaning of return value.
1801 2010-02-16 Richard Guenther <rguenther@suse.de>
1803 PR tree-optimization/41043
1804 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
1805 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
1807 (vrp_visit_phi_node): ... but only for loop PHI nodes.
1809 2010-02-16 Ira Rosen <irar@il.ibm.com>
1811 PR tree-optimization/43074
1812 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
1813 * tree-vect-loop.c (vect_analyze_loop_operations): Add
1814 vectorizable cycles in hybrid SLP check.
1815 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
1817 2010-02-16 Richard Guenther <rguenther@suse.de>
1819 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
1820 (true_dependence): If memrefs_conflict_p computes must-alias
1821 trust it. Move TBAA check after offset-based disambiguation.
1822 (canon_true_dependence): Likewise.
1824 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
1826 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
1827 * doc/invoke.texi: Document it.
1828 * var-tracking.c: Include toplev.h and params.h.
1829 (vt_find_locations): Return bool indicating success. Compute
1830 hash sizes unconditionally. Check new parameter, report.
1831 (variable_tracking_main_1): Check vt_find_locations results and
1832 retry. Renamed from...
1833 (variable_tracking_main): ... this. New wrapper to preserve
1834 flag_var_tracking_assignments.
1835 * Makefile.in (var-tracking.o): Adjust dependencies.
1837 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
1838 Jakub Jelinek <jakub@redhat.com>
1841 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
1842 if weak_import attribute is present.
1843 * config/darwin.c (machopic_select_section): Likewise.
1845 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
1847 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
1848 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
1849 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
1850 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
1852 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
1855 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1858 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
1859 Rewrite text to refer to the names.
1861 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
1863 * config/i386/i386-builtin-types.def
1864 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
1865 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
1866 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
1867 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
1868 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
1869 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
1870 IX86_BUILTIN_VPERMIL2PS256.
1871 (MULTI_ARG_4_DF2_DI_I): Defined.
1872 (MULTI_ARG_4_DF2_DI_I1): Defined.
1873 (MULTI_ARG_4_SF2_SI_I): Defined.
1874 (MULTI_ARG_4_SF2_SI_I1): Defined.
1875 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
1876 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
1877 __builtin_ia32_vpermil2ps256.
1878 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1879 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1880 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
1881 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1882 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1883 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
1884 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
1885 CODE_FOR_xop_vpermil2v8sf3.
1886 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
1887 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
1888 * config/i386/xopintrin.h (_mm_permute2_pd): New.
1889 (_mm256_permute2_pd): New.
1890 (_mm_permute2_ps): New.
1891 (_mm256_permute2_ps): New.
1893 2010-02-15 Nick Clifton <nickc@redhat.com>
1895 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
1896 boolean parameters. Use emit_jump_insn when emitting a pop
1897 instruction containing a return insn.
1898 (push): Use 'true' rather than '1' as second parameter to F.
1899 (h8300_expand_prologue): Likewise.
1900 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
1901 (h8300_expand_epilogue): Likewise.
1903 2010-02-15 Richard Guenther <rguenther@suse.de>
1906 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
1909 2010-02-15 Nick Clifton <nickc@redhat.com>
1911 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
1914 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
1916 * intl.c (fake_ngettext): New function.
1917 * intl.h (fake_ngettext): Declare.
1918 (ngettext): Define macro.
1919 * collect2.c (notice_translated): New function.
1920 (main): Use notice_translated and ngettext.
1921 * collect2.h (notice_translated): Declare.
1923 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
1925 * reorg.c (delete_computation): Comment fixes.
1926 * caller-save.c (setup_save_areas): Idem.
1927 * sel-sched-dump.c (dump_lv_set): Idem.
1930 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1932 * config/s390/s390.c (s390_sched_init): New function.
1933 (TARGET_SCHED_INIT): Target hook defined.
1935 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
1936 Jack Howarth <howarth@bromo.med.uc.edu>
1937 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1940 Partial revert of unintended change in fix for PR41605.
1941 * config/darwin.h: Fix typo.
1942 * config/darwin9.h: Same.
1944 2010-02-11 Jakub Jelinek <jakub@redhat.com>
1946 * c-pch.c (pch_init): Clear v.
1948 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1951 * graphite-scop-detection.c (graphite_can_represent_scev): Call
1952 graphite_can_represent_init for MULT_EXPR.
1954 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1958 * graphite-sese-to-poly.c (remove_phi): New.
1959 (translate_scalar_reduction_to_array): Call remove_phi.
1961 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1964 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
1965 * graphite-clast-to-gimple.h (gloog): Update declaration.
1966 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
1967 * graphite-poly.h (struct poly_bb): Add missing comments.
1968 (struct scop): Add poly_scop_p field.
1970 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
1971 * graphite.c (graphite_transform_loops): Build the polyhedral
1972 representation for each scop before code generation.
1973 * sese.c (rename_variables_in_operand): Removed.
1974 (rename_variables_in_expr): Return the renamed expression.
1975 (rename_sese_parameters): New.
1976 * sese.h (rename_sese_parameters): Declared.
1978 2010-02-11 Richard Guenther <rguenther@suse.de>
1980 PR tree-optimization/42998
1981 * tree-ssa-pre.c (create_expression_by_pieces): Treat
1982 POINTER_PLUS_EXPR properly.
1984 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1985 Changpeng Fang <changpeng.fang@amd.com>
1988 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
1989 the cost of an IV candidate when the IV is used in a test against zero.
1991 * gcc.dg/tree-ssa/ivopts-3.c: New.
1993 2010-02-11 Richard Guenther <rguenther@suse.de>
1996 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
1997 pointer-vs-decl case by swapping refs. Handle some cases
1998 of pointer-vs-decl disambiguations more conservatively.
1999 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
2000 to false after expanding.
2002 2010-02-11 Richard Guenther <rguenther@suse.de>
2005 * gcc.c (process_command): Handle LTO file@offset case more
2008 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2010 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
2011 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
2013 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
2015 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
2016 if MEM's mode size isn't DWARF2_ADDR_SIZE.
2017 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
2018 Optimize eq/ne comparisons when both arguments are known to be
2020 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
2021 Don't mask operands unnecessarily if they are known to be already
2024 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
2026 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
2029 2010-02-10 Richard Guenther <rguenther@suse.de>
2031 PR tree-optimization/43017
2032 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
2033 for wrapping signed arithmetic.
2035 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2038 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
2039 if no debug info should be emitted for it.
2041 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
2043 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
2044 note when flag_exceptions is set.
2046 2010-02-10 Duncan Sands <baldrick@free.fr>
2048 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
2050 2010-02-10 Richard Guenther <rguenther@suse.de>
2053 * tree.c (get_unwidened): Handle constants.
2054 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
2056 2010-02-10 Martin Jambor <mjambor@suse.cz>
2059 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
2060 check for variable argument counts independently.
2062 2010-02-10 Christian Bruel <christian.bruel@st.com>
2065 * config/sh/sh.c (find_barrier): Increase length for non delayed
2066 conditional branches.
2068 2010-02-10 Christian Bruel <christian.bruel@st.com>
2070 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
2072 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2074 * builtins.c (set_builtin_user_assembler_name): Also handle
2075 ffs if int is smaller than word.
2077 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
2080 * ira-conflicts.c (get_dup): Remove.
2081 (process_reg_shuffles): Add new parameter. Use it as an
2082 additional guard for copy generation.
2083 (add_insn_allocno_copies): Rewrite.
2085 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
2087 * common.opt (fsched2-use-traces): Preserved for backward
2089 * doc/invoke.texi: Remove the documentation about option
2090 -fsched2-use-traces.
2091 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
2092 flag_sched2_use_traces.
2093 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
2094 the backward compatibility flag section.
2096 2010-02-09 Richard Guenther <rguenther@suse.de>
2098 PR tree-optimization/43008
2099 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
2100 make HEAP variables initialized from global memory if they
2101 are not known builtin functions.
2102 (find_func_aliases): Adjust.
2104 2010-02-09 Richard Guenther <rguenther@suse.de>
2106 PR tree-optimization/43000
2107 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
2108 arithmetic manually.
2110 2010-02-08 Jakub Jelinek <jakub@redhat.com>
2112 PR tree-optimization/42931
2113 * tree-loop-linear.c (try_interchange_loops): Don't call
2114 double_int_mul if estimated_loop_iterations failed.
2116 2010-02-08 Martin Jambor <mjambor@suse.cz>
2119 * tree-sra.c (build_accesses_from_assign): Do not mark in
2120 should_scalarize_away_bitmap if stmt has volatile ops.
2121 (sra_modify_assign): Do not process assigns piecemeal if if stmt
2124 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
2126 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
2128 2010-02-07 Adam Nemet <adambnmet@gmail.com>
2130 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
2133 2010-02-07 Andrew Pinski <pinskia@gmail.com>
2136 * df-core.c (df_finish_pass): Change type of saved_flags to int.
2138 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2141 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
2142 to unknown_dependence.
2143 (graphite_legal_transform_dr): Handle the unknown_dependence.
2144 (graphite_carried_dependence_level_k): Same.
2146 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2148 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
2150 2010-02-07 Richard Guenther <rguenther@suse.de>
2153 * expr.c (get_inner_reference): Always initialize *pbitsize.
2155 2010-02-07 Richard Guenther <rguenther@suse.de>
2158 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
2159 new ARRAY_REFs on variable size element or minimal index arrays.
2161 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
2162 gimple_fold_indirect_ref.
2164 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
2167 * arm.c (arm_override_options): Just return if the user has specified
2168 an invalid fpu name.
2170 2010-02-03 Jason Merrill <jason@redhat.com>
2173 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
2174 i386_pe_maybe_record_exported_symbol.
2176 2010-02-05 Steve Ellcey <sje@cup.hp.com>
2179 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2180 (pa_delegitimize_address): New function.
2182 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
2184 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
2185 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
2187 2010-02-05 Richard Guenther <rguenther@suse.de>
2190 * lto-streamer-in.c (get_resolution): Deal with references
2191 to undefined functions.
2193 2010-02-05 Richard Guenther <rguenther@suse.de>
2195 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
2196 (fold_const_aggregate_ref): Likewise.
2197 (ccp_fold_stmt): Substitute loads.
2198 (maybe_fold_reference): Verify types before substituting.
2200 (fold_gimple_assign): Unshare properly.
2201 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
2203 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
2205 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
2206 for rs6000_gen_cell_microcode.
2208 2010-02-04 Richard Guenther <rguenther@suse.de>
2210 PR rtl-optimization/42952
2211 * dse.c (const_or_frame_p): Remove MEM handling.
2213 2010-02-04 Nick Clifton <nickc@redhat.com>
2215 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
2216 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
2217 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
2218 (mn10300_asm_output_mi_thunk): New function.
2219 (mn10300_can_output_mu_thunk): New function.
2220 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
2221 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
2222 (FUNCTION_ARG): Delete incorrect comment.
2224 2010-02-03 Jason Merrill <jason@redhat.com>
2227 * fold-const.c (operand_equal_p): Handle erroneous types.
2229 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2231 * config/h8300/h8300.md (can_delay): Fix attibute condition.
2233 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
2235 PR rtl-optimization/42941
2236 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
2239 2010-02-03 Jason Merrill <jason@redhat.com>
2242 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
2244 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
2247 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
2248 (cselib_reset_table): Renamed from...
2249 (cselib_reset_table_with_next_value): ... this.
2250 (cselib_get_next_uid): Renamed from...
2251 (cselib_get_next_unknown_value): ... this.
2252 * cselib.c (next_uid): Renamed from...
2253 (next_unknown_value): ... this.
2254 (cselib_clear_table): Adjust.
2255 (cselib_reset_table): Adjust. Renamed from...
2256 (cselib_reset_table_with_next_value): ... this.
2257 (cselib_get_next_uid): Adjust. Renamed from...
2258 (cselib_get_next_unknown_value): ... this.
2259 (get_value_hash): Use hash.
2260 (cselib_hash_rtx): Likewise.
2261 (new_cselib_val): Adjust. Set and dump uid.
2262 (cselib_lookup_mem): Pass next_uid as hash.
2263 (cselib_subst_to_values): Likewise.
2264 (cselib_log_lookup): Dump uid.
2265 (cselib_lookup): Pass next_uid as hash. Adjust.
2266 (cselib_process_insn): Adjust.
2267 (cselib_init): Initialize next_uid.
2268 (cselib_finish): Adjust.
2269 (dump_cselib_table): Likewise.
2270 * dse.c (canon_address): Dump value uid.
2271 * print-rtl.c (print_rtx): Print value uid.
2272 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
2274 (dv_uid): New function, sort of renamed from...
2275 (dv_htab_hash): ... this, reimplemented in terms of it and...
2276 (dv_uid2hash): ... this. New.
2277 (variable_htab_eq): Drop excess assertions.
2278 (tie_break_pointers): Removed.
2279 (canon_value_cmp): Compare uids.
2280 (variable_post_merge_New_vals): Print uids.
2281 (vt_add_function_parameters): Adjust.
2282 (vt_initialize): Reset table. Adjust.
2284 2010-02-03 Richard Guenther <rguenther@suse.de>
2286 PR tree-optimization/42944
2287 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
2288 (call_may_clobber_ref_p_1): Likewise. Properly handle
2289 malloc and calloc clobbering errno.
2291 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
2293 * doc/invoke.texi: Fix name of sched1 dump.
2295 * opts.c (decode_options): Set flag_tree_switch_conversion
2296 only conditionally on optimize >= 2.
2298 * gcse.c: Assorted comment fixes in pass description.
2300 2010-02-03 Anthony Green <green@moxielogic.com>
2302 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
2303 nop padding in order to maintain alignment of storage location of
2304 target function address.
2305 (moxie_trampoline_init): Store target function address at newly
2307 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
2309 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
2311 2010-02-03 Richard Guenther <rguenther@suse.de>
2314 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
2316 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2318 * config.gcc: Reenable check for obsolete targets.
2319 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
2320 mips-sgi-irix6.[0-4]*.
2322 2010-02-02 Nick Clifton <nickc@redhat.com>
2324 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
2325 constant size of 4 as being the same as 0.
2326 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
2327 can take values in the range 0..4.
2329 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
2332 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
2333 as _darwin10_Unwind_FindEnclosingFunction().
2334 * libgcc-libsystem.ver: New.
2336 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
2339 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
2340 implicitly set registers.
2342 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
2344 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
2345 (arm_override_options): Allow automatic selection of the thread
2346 pointer register if thumb2.
2347 (legitimize_pic_address): Improve code sequences for Thumb2.
2348 (arm_call_tls_get_addr): Likewise.
2349 (legitimize_tls_address): Likewise.
2350 * arm.md (pic_load_addr_arm): Delete. Replace with ...
2351 (pic_load_addr_32bit): ... this. New named pattern.
2352 * thumb2.md (pic_load_addr_thumb2): Delete.
2353 (pic_load_dot_plus_four): Delete.
2354 (tls_load_dot_plus_four): New named pattern.
2356 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2359 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
2360 Document fix for TLS bug.
2362 2010-01-31 Richard Guenther <rguenther@suse.de>
2364 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
2365 conservatively correct.
2367 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2371 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2373 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2375 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2377 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
2379 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
2381 * config.gcc: Adjust order of makefile fragments for mingw targets.
2383 2010-01-31 Richard Guenther <rguenther@suse.de>
2386 * gimplify.c (gimplify_init_constructor): For volatile LHS
2387 initialize a temporary.
2389 2010-01-31 Matthias Klose <doko@ubuntu.com>
2391 * configure.ac: Fix __stack_chk_fail check for cross builds configured
2393 * configure: Regenerate.
2395 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
2397 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2398 the same alias set and their sizes different constantness.
2399 (aliasing_component_refs_p): Revert 2009-10-24 change.
2401 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2403 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
2406 2010-01-29 Richard Guenther <rguenther@suse.de>
2408 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
2409 Assert we successfully updated the call.
2411 2010-01-29 Jakub Jelinek <jakub@redhat.com>
2413 PR rtl-optimization/42889
2414 * df.h (df_set_bb_dirty_nonlr): New prototype.
2415 * df-core.c (df_set_bb_dirty_nonlr): New function.
2416 * df-scan.c (df_insn_rescan): Call it instead of
2417 df_set_bb_dirty for DEBUG_INSNs.
2419 2010-01-29 Richard Guenther <rguenther@suse.de>
2422 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
2423 quadratic behavior in most cases.
2425 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
2428 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
2429 in the call to gen_x86_movsicc_0_m1.
2431 2010-01-28 Richard Guenther <rguenther@suse.de>
2433 PR tree-optimization/42871
2434 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
2436 2010-01-28 Richard Guenther <rguenther@suse.de>
2438 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
2439 into call arguments.
2441 2010-01-28 Richard Guenther <rguenther@suse.de>
2444 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
2445 the forwarder if the destination is an EH landing pad.
2447 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
2449 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
2450 block list passed to gimple_duplicate_sese_tail.
2451 (parallelize_loops): Avoid parallelization when the function
2453 Avoid parallelization when the preheader is IRREDUCIBLE.
2454 Try to optimize when estimated_loop_iterations_int is unresolved.
2455 Add the loop's location to the dump file.
2456 * tree-cfg.c (add_phi_args_after_redirect): Remove.
2457 (gimple_duplicate_sese_tail): Remove the check for the latch.
2458 Redirect nexits to the exit block.
2459 Remove handling of the incoming edges to the latch.
2460 Redirect the backedge from the copied latch to the exit bb.
2462 2010-01-28 Michael Matz <matz@suse.de>
2465 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
2466 Wrap force_reg into a sequence, emit it before user.
2468 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
2470 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
2472 (arm_legacy_rev): Likewise.
2473 (thumb_legacy_rev): Likewise.
2475 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2477 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
2478 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
2479 on MEM's address failed, try avoid_constant_pool_reference and
2480 recurse if it returned something different.
2481 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
2482 address, try avoid_constant_pool_reference and recurse if it
2483 returned something different.
2484 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
2485 address and avoid_constant_pool_reference returned something
2486 different, don't set have_address.
2488 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
2491 * var-tracking.c (val_store): Add modified argument, obey it.
2493 (count_uses): Move down logging of main.
2494 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
2495 don't need resolution.
2496 (emit_notes_in_bb): Likewise.
2498 2010-01-27 Richard Guenther <rguenther@suse.de>
2501 * tree-inline.c (remap_decl): Delay remapping of SSA name
2502 default definitions until we need them.
2504 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2506 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2507 (rs6000_delegitimize_address): New function.
2509 * config/s390/s390.c (s390_delegitimize_address): Call
2510 delegitimize_mem_from_attrs.
2513 * tree-inline.c (cannot_copy_type_1): Removed.
2514 (copy_forbidden): Don't forbid copying of functions containing
2515 records/unions with variable length fields.
2517 2010-01-27 Christian Bruel <christian.bruel@st.com>
2521 * config/sh/sh.c (find_barrier): Increase length for non delayed
2522 conditional branches.
2524 2010-01-27 Matthias Klose <doko@ubuntu.com>
2526 * configure.ac (gnu-unique-object): Fix ldd version check.
2527 * configure: Regenerate.
2529 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2531 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
2533 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
2534 Test for HAVE_GNU_AS value.
2536 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2538 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
2539 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
2540 INT64_TYPE): Define.
2541 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
2542 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2543 INT_LEAST64_TYPE): Define.
2544 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
2545 UINT_LEAST64_TYPE): Define.
2546 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
2547 INT_FAST64_TYPE): Define.
2548 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2549 UINT_FAST64_TYPE): Define.
2550 (INTMAX_TYPE, UINTMAX_TYPE): Define.
2551 (INTPTR_TYPE, UINTPTR_TYPE): Define.
2552 (SIG_ATOMIC_TYPE): Define.
2554 2010-01-26 Richard Guenther <rguenther@suse.de>
2556 * df-scan.c (df_scan_set_bb_info): Remove assert.
2557 (df_insn_rescan_debug_internal): Merge asserts.
2558 (df_install_ref): Likewise.
2559 (df_mark_reg): Use bitmap_set_range.
2560 (df_hard_reg_used_p): Remove assert.
2561 (df_hard_reg_used_count): Likewise.
2563 2010-01-26 Richard Guenther <rguenther@suse.de>
2565 PR rtl-optimization/42685
2566 * web.c (web_main): Ignore DEBUG_INSNs.
2568 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
2570 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
2572 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
2573 Fix types of fndecl and arglist parameters.
2575 2010-01-26 Richard Guenther <rguenther@suse.de>
2578 * tree-eh.c (unsplit_eh): Skip debug insns.
2580 2010-01-26 Richard Guenther <rguenther@suse.de>
2582 PR tree-optimization/42250
2583 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
2585 2010-01-26 Jakub Jelinek <jakub@redhat.com>
2588 * omp-low.c (expand_omp_sections): Only use single_pred if
2589 l2_bb is single_pred_p.
2591 2010-01-25 Christian Bruel <christian.bruel@st.com>
2594 * config/sh/sh.c (find_barrier): Increase length for non delayed
2595 conditional branches.
2596 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
2598 2010-01-24 David S. Miller <davem@davemloft.net>
2600 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
2601 define if not using GAS.
2602 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2603 Likewise. Delete SECTION_MERGE code, which is only applicable
2606 2010-01-24 Mark Mitchell <mark@codesourcery.com>
2609 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
2610 mangling of va_list in system headers.
2612 2010-01-23 Toon Moene <toon@moene.org>
2614 * tree-predcom.c (combine_chains): Return NULL, not false.
2616 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
2618 * tree-loop-distribution.c (distribute_loop): Fix declaration and
2619 initialization of variable res to agree with return type.
2621 2010-01-22 Steve Ellcey <sje@cup.hp.com>
2623 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
2624 * tree-sra.c: Add include of expr.h.
2626 2010-01-22 Jakub Jelinek <jakub@redhat.com>
2628 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
2629 insert the debug stmt on the single non-EH edge from the stmt.
2631 2010-01-22 Richard Henderson <rth@redhat.com>
2634 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
2635 the RHS until after generate_subtree_copies has insertted its
2636 code before the current statement.
2638 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
2640 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
2642 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
2644 2010-01-21 Martin Jambor <mjambor@suse.cz>
2646 PR tree-optimization/42585
2647 * tree-sra.c (struct access): New field grp_total_scalarization.
2648 (dump_access): Dump the new field.
2649 (should_scalarize_away_bitmap): New variable.
2650 (cannot_scalarize_away_bitmap): Likewise.
2651 (sra_initialize): Allocate new bitmaps.
2652 (sra_deinitialize): Free new bitmaps.
2653 (create_access_1): New function.
2654 (create_access): Parts moved to create_access_1.
2655 (type_consists_of_records_p): New function.
2656 (completely_scalarize_record): Likewise.
2657 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
2658 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
2659 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
2661 (analyze_all_variable_accesses): Completely scalarize small eligible
2664 2010-01-21 Martin Jambor <mjambor@suse.cz>
2666 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
2668 2010-01-21 Andrew Haley <aph@redhat.com>
2670 * gcc.c (process_command): Move lang_specific_driver before
2671 setting cc_libexec_prefix.
2673 2010-01-21 Richard Guenther <rguenther@suse.de>
2676 * fold-const.c (negate_expr_p): Pretend only negative
2677 real constants are easily negatable.
2679 2010-01-20 Janis Johnson <janis187@us.ibm.com>
2680 Jason Merrill <jason@redhat.com>
2682 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
2683 (TYPE_TRANSPARENT_AGGR): this, for union and record.
2684 * calls.c (initialize argument_information): Handle it.
2685 * c-common.c (handle_transparent_union_attribute): Use new name.
2686 * c-decl.c (finish_struct): Ditto.
2687 * c-typeck.c (type_lists_compatible_p): Ditto.
2688 (convert_for_assignment): Use new name and also handle record.
2689 * function.c (aggregate_value_p): Handle it.
2690 (pass_by_reference): Ditto.
2691 (assign_parm_data_types): Ditto.
2692 * print-tree.c (print_node): Ditto.
2693 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
2694 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
2695 * tree.c (first_field): New fn.
2697 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
2700 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
2701 even when linking statically, for now.
2703 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2706 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
2707 without a cselib val.
2708 (count_uses): Accept MO_VAL_SET with no val on stores.
2709 (add_stores): Likewise.
2711 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2713 * var-tracking.c (check_value_val): Add a compile time assertion.
2714 (dv_is_decl_p): Simplify.
2715 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
2716 gcc_assert if ENABLE_CHECKING.
2718 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2721 * var-tracking.c: Include tree-flow.h.
2722 (mem_dies_at_call): New.
2723 (dataflow_set_preserve_mem_locs): Use it.
2724 (dataflow_set_remove_mem_locs): Likewise.
2725 (dump_var): Renamed from dump_variable. Adjust all callers.
2726 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
2727 * Makefile.in (var-tracking.o): Adjust deps.
2729 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
2731 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
2733 2010-01-20 Richard Guenther <rguenther@suse.de>
2735 PR tree-optimization/42717
2736 * tree-ssa-dce.c (get_live_post_dom): Remove.
2737 (forward_edge_to_pdom): Take an arbitrary edge to copy
2738 degenerate PHI args from.
2739 (remove_dead_stmt): Use the first post-dominator even if it
2740 does not contain live statements as redirection destination.
2742 2010-01-20 Richard Guenther <rguenther@suse.de>
2744 * tree-inline.c (estimate_num_insns): Handle EH builtins.
2746 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2748 * sel-sched.c (create_speculation_check): Remove set but not used
2750 (try_transformation_cache): Remove set but not used variable ds.
2751 (calculate_privileged_insns): Remove set but not used variables
2752 cur_insn and min_spec_insn.
2753 (find_best_expr): Remove set but not used variable avail_n.
2754 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
2756 * cgraphunit.c (assemble_thunk): Remove set but not used variable
2758 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
2759 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
2762 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
2765 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
2766 cpu types. Add support for *-sse3 cpu types.
2767 (x86_64-*-*): Ditto.
2769 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2772 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
2773 argument, call initializer_constant_valid_p_1 instead of
2774 initializer_constant_valid_p, pass CACHE to it, return NULL
2775 immediately if first call returns NULL.
2776 (initializer_constant_valid_p_1): New function.
2777 (initializer_constant_valid_p): Use it.
2779 2010-01-20 Thomas Quinot <quinot@adacore.com>
2781 * tree.def (PLACEHOLDER_EXPR): Fix comment.
2783 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2785 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
2786 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
2787 (loc_list_from_tree): Don't handle unsigned division. Handle
2788 signed modulo using DW_OP_{over,over,div,mul,minus}.
2789 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
2790 modulo instead of signed.
2792 2010-01-20 DJ Delorie <dj@redhat.com>
2794 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
2796 (h8300_emit_stack_adjustment): Propogate it.
2798 (h8300_expand_prologue): Likewise.
2799 (h8300_expand_epilogue): Likewise.
2801 2010-01-19 Michael Matz <matz@suse.de>
2803 PR tree-optimization/41783
2804 * tree-data-ref.c (toplevel): Include flags.h.
2805 (dump_data_dependence_relation): Also dump the inputs if the
2806 result will be unknown.
2807 (split_constant_offset_1): Look through some conversions.
2808 * tree-predcom.c (determine_roots_comp): Restart a new chain if
2809 the offset from last element is too large.
2810 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
2811 (reassociate_to_the_same_stmt): Handle vector registers.
2812 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
2814 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
2815 wide_prolog_niters argument, emit widening instructions.
2816 (vect_do_peeling_for_alignment): Adjust caller, use widened
2817 variant of the iteration cound.
2818 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
2820 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2823 * config/arm/neon-testgen.m (emit_automatics): New parameter
2824 features. Adjust for Fixed_return_reg feature.
2825 (test_intrinsic): Call emit_automatics with new feature.
2826 * config/arm/neon.ml: Update copyright years.
2827 (features): New Fixed_return_reg feature.
2828 (ops): Update feature for Vget_low.
2830 2010-01-19 Jakub Jelinek <jakub@redhat.com>
2832 PR tree-optimization/42719
2833 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
2837 * fwprop.c (all_uses_available_at): Return false if def_set dest
2838 is a REG that is used in def_insn.
2840 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
2842 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
2844 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
2847 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
2849 * target.h (struct gcc_target) <secondary_reload>: Change type
2850 of last argument to secondary_reload_info *.
2852 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
2855 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
2856 memory references with unaligned offsets. Remove CQImode handling.
2857 (unaligned_memory_operand): Return 1 for memory references with
2858 unaligned offsets. Remove CQImode handling.
2860 2010-01-18 Richard Guenther <rguenther@suse.de>
2863 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
2866 2010-01-18 Richard Guenther <rguenther@suse.de>
2868 PR tree-optimization/42781
2869 * tree-ssa-structalias.c (find_what_var_points_to): Skip
2870 restrict processing only if the original variable was artificial.
2872 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
2874 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
2875 find number of popped argument bytes.
2877 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
2878 Fix the text that describes the return value for invalid insns.
2880 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
2882 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
2883 Clarify what 'cost of the -dependence' is. Fix quoting.
2885 * toplev.c (default_get_pch_validity): Rename argument to "sz".
2886 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
2888 2010-01-17 Jakub Jelinek <jakub@redhat.com>
2890 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2891 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
2893 2010-01-17 Richard Guenther <rguenther@suse.de>
2896 * function.c (split_complex_args): Take a VEC to modify.
2897 (assign_parms_augmented_arg_list): Build a VEC instead of
2898 a chain of PARM_DECLs.
2899 (assign_parms_unsplit_complex): Take a VEC of arguments.
2900 Do not fixup unmodified parms.
2901 (assign_parms): Deal with the VEC.
2902 (gimplify_parameters): Likewise.
2904 2010-01-17 Richard Guenther <rguenther@suse.de>
2906 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
2907 node existence check.
2908 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
2909 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
2910 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
2911 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
2912 (gimple_execute_on_growing_pred): Likewise.
2914 2010-01-17 Richard Guenther <rguenther@suse.de>
2916 PR tree-optimization/42773
2917 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
2918 (compute_antic_aux): Likewise.
2919 (compute_partial_antic_aux): Likewise.
2921 2010-01-17 Jie Zhang <jie.zhang@analog.com>
2924 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
2927 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
2929 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
2932 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
2933 Fix markup for strict argument.
2935 (TARGET_SCHED_REORDER2): Fix argument types.
2937 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
2938 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
2940 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
2941 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
2943 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
2946 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
2947 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
2948 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
2949 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
2950 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
2952 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
2954 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
2956 (TARGET_ASM_RELOC_RW_MASK): Add return type.
2957 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
2959 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
2961 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
2964 (TARGET_ASM_NAMED_SECTION): Fix argument list.
2966 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
2967 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
2969 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
2971 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
2973 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
2974 referring to it. Fix language.
2976 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
2978 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
2980 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
2982 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
2984 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
2985 '@var{stream}. Remove stray 'and'.
2987 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
2989 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
2991 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
2993 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
2994 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
2996 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
2997 Fix description of return value.
2998 Rename argument "sz" to "len."
3000 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
3001 Clarify meaning of 'true' return value.
3003 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
3005 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
3006 rep_mode versus mode_rep.
3008 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
3010 (TARGET_BUILTIN_DECL): Fix name.
3012 (TARGET_COMMUTATIVE_P): Fix type of first argument.
3014 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
3016 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
3018 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
3020 (TARGET_RELAXED_ORDERING): Use @deftypevr.
3022 (TARGET_GET_DRAP_RTX): Note that this is a hook.
3025 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
3026 Rename argument tm_fn to md_fn.
3028 (TARGET_OPTION_PRINT): Fix argument list.
3030 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
3033 * config/i386/i386.c (ix86_fixup_binary_operands):
3034 Revert FMA4 fixup of operands.
3036 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3039 * Makefile.in (write_entries_to_file, install-plugin):
3040 Use \012 instead of \n with tr.
3042 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
3044 * configure.ac (HAVE_AS_REF): New C macro.
3045 * configure: Regenerate.
3046 * config.in: Likewise.
3047 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
3049 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
3052 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
3054 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
3056 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
3058 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
3060 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
3062 (TARGET_IN_SMALL_DATA_P): Fix argument type.
3064 (TARGET_BINDS_LOCAL_P): Fix argument type.
3066 (TARGET_ASM_FILE_END): Use prototype.
3068 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
3070 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
3072 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
3074 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
3076 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
3077 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
3079 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
3080 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
3082 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
3083 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
3084 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
3085 (TARGET_ADDR_SPACE_CONVERT): Likewise.
3087 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
3089 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
3091 (TARGET_INIT_BUILTINS): Use prototype.
3093 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3094 Put 'const char *' in braces. Fix parameter types.
3095 (TARGET_INVALID_CONVERSION): Fix parameter types.
3096 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
3097 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
3099 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
3102 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
3104 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
3106 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
3108 * doc/tm.texi (TARGET_HELP): Fix return type.
3110 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
3111 in braces. Fix argument types.
3113 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
3115 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
3117 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
3119 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
3120 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
3122 (TARGET_MANGLE_TYPE): Fix argument types.
3124 (TARGET_IRA_COVER_CLASSES): Use prototype.
3126 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
3128 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
3130 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
3132 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
3134 (TARGET_CALLEE_COPIES): Fix argument types.
3136 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
3138 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
3140 (TARGET_FUNCTION_VALUE): Fix argument types.
3142 (TARGET_RETURN_IN_MSB): Fix argument type.
3144 (TARGET_RETURN_IN_MEMORY): Fix argument types.
3146 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
3148 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
3150 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
3151 agree with return type.
3153 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
3155 2010-01-15 Jing Yu <jingyu@google.com>
3157 PR rtl-optimization/42691
3158 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
3159 a pseudo to a constant and are merged, and adjust comments.
3161 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
3163 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
3165 2010-01-15 Richard Guenther <rguenther@suse.de>
3168 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
3169 labels of computed or non-local gotos to the destination.
3170 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
3171 landing pad label is the first label.
3173 2010-01-15 Richard Guenther <rguenther@suse.de>
3175 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
3177 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3180 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
3181 to allow generation of the xssqrtdp instruction on power7.
3182 (sqrtdf2_fpr): Ditto.
3184 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3187 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
3188 functions with noreturn attribute.
3191 * varasm.c (declare_weak): Add weak attribute to decl if it
3192 doesn't have one already.
3193 (assemble_external): Only add decls to weak_decls if they also
3194 have weak attribute.
3196 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
3198 * var-tracking.c (var_reg_delete): Don't delete the association
3199 between REGs and values or one-part variables if the register
3202 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3205 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
3206 because its first operand is a non-localized variable.
3208 2010-01-14 Martin Jambor <mjambor@suse.cz>
3210 PR tree-optimization/42706
3211 * tree-sra.c (encountered_recursive_call): New variable.
3212 (encountered_unchangable_recursive_call): Likewise.
3213 (sra_initialize): Initialize both new variables.
3214 (callsite_has_enough_arguments_p): New function.
3215 (scan_function): Call decl and flags check only for IPA-SRA, check
3216 whether there is a recursive call and whether it has enough arguments.
3217 (all_callers_have_enough_arguments_p): New function.
3218 (convert_callers): Look for recursive calls only when
3219 encountered_recursive_call is set.
3220 (ipa_early_sra): Bail out either if
3221 !all_callers_have_enough_arguments_p or
3222 encountered_unchangable_recursive_call.
3224 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3226 * sel-sched.c: Add 2010 to copyright years.
3227 * sel-sched-ir.c: Likewise.
3228 * sel-sched-ir.h: Likewise.
3230 2010-01-14 Martin Jambor <mjambor@suse.cz>
3232 PR tree-optimization/42714
3233 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
3234 constructors specially.
3236 2010-01-14 Andi Kleen <ak@linux.intel.com>
3238 * config/i386/drivers-i386.c (detect_caches_intel):
3239 Add l2sizekb parameter and fill in.
3240 (host_detect_local_cpu): Add l2sizekb, fill in.
3241 Add Atom small cache heuristic.
3243 2010-01-14 Andi Kleen <ak@linux.intel.com>
3245 * config/i386/drivers-i386.c (detect_caches_cpuid4):
3246 Add level3 parameter and fill in.
3247 (detect_caches_intel): Handle level3 cache.
3249 2010-01-14 Andi Kleen <ak@linux.intel.com>
3251 * config/i386/drivers-i386.c (host_detect_local_cpu):
3252 Fix core duo detection.
3254 2010-01-14 Andi Kleen <ak@linux.intel.com>
3256 * config/i386/drivers-i386.c (host_detect_local_cpu):
3259 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3261 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
3262 (rs6000_variable_issue_1): this. Use...
3263 (rs6000_variable_issue): here. Reimplement. Print debug info.
3265 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3267 * sel-sched-ir.c (sel_restore_other_notes): Rename to
3268 sel_restore_notes. Update all callers. Call reemit_notes
3271 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3273 PR rtl-optimization/42246
3274 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
3277 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3279 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
3280 all successors is the same as number of successors in current region.
3282 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3284 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
3285 to rename is not separable. Otherwise check that its LHS is not NULL.
3287 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3289 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
3291 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3293 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
3294 available registers when failed to discover LHS register class.
3295 Fix indentation. Update comment.
3297 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3298 Alexander Monakov <amonakov@ispras.ru>
3300 PR rtl-optimization/42389
3301 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
3303 (advance_state_on_fence): Likewise.
3304 (sel_target_adjust_priority): Print debug output only when
3305 sched_verbose >= 4, not 2.
3306 (get_expr_cost): Do not issue all unique insns on the next cycle.
3307 (fill_insns): Initialize can_issue_more from the value saved
3309 * sel-sched-ir.c (flist_add): New parameter issue_more.
3310 Init FENCE_ISSUE_MORE with it.
3311 (merge_fences): Likewise.
3312 (init_fences): Update call to flist_add.
3313 (add_to_fences, add_clean_fence_to_fences)
3314 (add_dirty_fence_to_fences): Likewise.
3315 (move_fence_to_fences): Update call to merge_fences.
3316 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
3318 * sel-sched-ir.h (struct _fence): New field issue_more.
3319 (FENCE_ISSUE_MORE): New accessor macro.
3321 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3323 PR rtl-optimization/42388
3324 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
3325 that have no predecessors nor successors. Do not call move_bb_info
3326 for empty blocks outside of current region.
3328 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3330 PR rtl-optimization/42294
3331 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
3332 * sel-sched.c (move_exprs_to_boundary): Transitively add all
3333 originators' originators.
3335 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3337 PR rtl-optimization/39453
3338 PR rtl-optimization/42246
3339 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
3341 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
3343 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3344 Alexander Monakov <amonakov@ispras.ru>
3347 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
3348 (maybe_tidy_empty_bb): ... here. Make static. Add new
3349 argument. Update all callers.
3350 (tidy_control_flow): ... and here. Recompute topological order
3351 of basic blocks in region if necessary.
3352 (sel_redirect_edge_and_branch): Change return type. Return true
3353 if topological order might have been invalidated.
3354 (purge_empty_blocks): Export and move from...
3355 * sel-sched.c (purge_empty_blocks): ... here.
3356 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
3357 (maybe_tidy_empty_bb): Delete prototype.
3358 (purge_empty_blocks): Declare.
3360 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3362 PR rtl-optimization/42249
3363 * sel-sched.c (try_replace_dest_reg): When chosen register
3364 and original register is the same, do not bail out early, but
3365 still check all original insns for validity of replacing destination
3366 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
3369 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3372 Port from no-undefined-overflow branch:
3373 2009-03-09 Richard Guenther <rguenther@suse.de>
3375 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
3377 2010-01-14 Richard Guenther <rguenther@suse.de>
3380 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
3382 2010-01-14 Ira Rosen <irar@il.ibm.com>
3384 PR tree-optimization/42709
3385 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
3386 as scalar type in creation of constant vector operand.
3388 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3391 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
3392 (check-parallel-%): Match `testsuite' directory component only
3395 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
3397 PR translation/39521
3398 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
3401 2010-01-13 Richard Guenther <rguenther@suse.de>
3403 PR tree-optimization/42730
3404 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
3407 2010-01-13 Steve Ellcey <sje@cup.hp.com>
3410 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
3411 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
3414 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
3416 * config/bfin/libgcc-bfin.ver: Regenerate based on current
3417 libgcc-std.ver. Add entries for ___smulsi3_highpart and
3418 ___umulsi3_highpart.
3420 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
3421 rather than schedule_insns if the pass is enabled.
3423 2010-01-13 Martin Jambor <mjambor@suse.cz>
3425 PR tree-optimization/42704
3426 * tree-sra.c (sra_modify_assign): Do not delete assignments to
3429 2010-01-13 Martin Jambor <mjambor@suse.cz>
3431 PR tree-optimization/42703
3432 * tree-sra.c (analyze_access_subtree): Check that we can build a
3433 reference to the original data within the aggregate.
3435 2010-01-13 Richard Guenther <rguenther@suse.de>
3437 PR tree-optimization/42705
3438 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
3440 2010-01-13 Richard Guenther <rguenther@suse.de>
3443 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
3445 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3448 * var-tracking.c (values_to_unmark): New variable.
3449 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3450 values_to_unmark vector. Moved body to...
3451 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3452 instead queue it into values_to_unmark vector.
3453 (vt_find_locations): Free values_to_unmark vector.
3455 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
3457 * config/s390/s390.c (override_options): Set
3458 default of max-pending-list-length to 256
3460 2010-01-13 Richard Guenther <rguenther@suse.de>
3463 * tree-pass.h (PROP_gimple_lcx): New.
3464 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
3465 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
3466 before the final cleanup_eh.
3467 (dump_properties): Dump PROP_gimple_lcx.
3468 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
3469 (tree_lower_complex_O0): Remove.
3470 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
3471 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
3472 tree_lower_complex, schedule TODO_update_ssa.
3473 * lto-streamer-out.c (output_function): Stream the functions
3475 * lto-streamer-in.c (input_function): Likewise.
3476 (lto_read_body): Do not override them here.
3478 2010-01-12 Joseph Myers <joseph@codesourcery.com>
3481 * c-typeck.c (build_c_cast): Fold value cast to union type before
3482 wrapping it in a CONSTRUCTOR.
3484 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3486 PR rtl-optimization/42699
3487 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
3490 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3492 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3493 SUBTARGET_WARN_UNUSED_SPEC): Move ...
3494 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3495 SUBTARGET_WARN_UNUSED_SPEC): ... here
3496 * config/mips/iris5.h (LIBGCC_SPEC): Define.
3498 2010-01-12 Julian Brown <julian@codesourcery.com>
3500 * config/arm/neon-schedgen.ml (Utils): Don't try to
3501 open missing module.
3502 (find_with_result): New.
3504 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3507 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
3508 sharing when canonicalizing ({lt,ge}u (plus a b) b).
3510 PR tree-optimization/42645
3511 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
3512 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
3513 decl_map, set processing_debug_stmt to -1 and return name without
3516 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
3518 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
3519 binutils version, and reword target configuration description.
3521 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3523 * config/avr/avr.h (LINKER_NAME): Remove.
3525 2010-01-11 Janis Johnson <janis187@us.ibm.com>
3528 * config/rs6000/rs6000.c (rs6000_override_options): On targets
3529 that support VSX, warn for -mno-altivec if vsx is not disabled,
3532 2010-01-11 Joseph Myers <joseph@codesourcery.com>
3533 Shujing Zhao <pearly.zhao@oracle.com>
3535 PR translation/42469
3536 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
3537 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
3538 character between option name and help text.
3539 * c.opt (imultilib): Likewise.
3541 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
3543 * lto-streamer-out.c (output_unreferenced_globals): Output static
3546 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
3548 PR rtl-optimization/42621
3549 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
3550 optimizing for size.
3551 (duplicate_computed_gotos): Remove now-redundant check.
3553 2010-01-10 Steve Ellcey <sje@cup.hp.com>
3556 * configure.ac: Save and restore LDFLAGS and LIBS
3557 * configure: Regenerate.
3559 2010-01-10 Richard Guenther <rguenther@suse.de>
3562 * builtins.c (fold_builtin_strlen): Add type argument and
3563 convert the resulting length to it.
3564 (fold_builtin_1): Adjust.
3566 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3568 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
3569 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
3571 (num_insns_constant_wide): Adjust for that change.
3573 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3576 * web.c (union_defs): Add used argument, to combine uses of
3578 (entry_register): Adjust type and tests of used argument.
3579 (web_main): Widen used for new use. Pass it to union_defs.
3580 * df.h (union_defs): Adjust prototype.
3582 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3585 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
3586 uses in new incoming argument. Free body.
3587 (reset_debug_uses_in_loop): New.
3588 (analyze_insn_to_expand_var): Call the latter if the former found
3589 anything. Fix whitespace. Reject invalid dest overlaps before
3590 going through all insns in the loop.
3592 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3595 * haifa-sched.c (dying_use_p): Debug insns don't count.
3597 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3600 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
3601 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
3602 (verify_gimple_call): Reject LHS in noreturn calls.
3604 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3608 * tree-vect-loop-manip.c (adjust_info): New type.
3609 (adjust_vec): New pointer to vector.
3610 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
3611 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
3612 (slpeel_update_phis_for_duplicate_loop): Use them.
3613 (slpeel_update_phi_nodes_for_guard1): Likewise.
3614 (slpeel_update_phi_nodes_for_guard2): Likewise.
3615 (slpeel_tree_peel_loop_to_edge): Likewise.
3616 (vect_update_ivs_after_vectorizer): Likewise.
3618 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3620 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
3621 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3623 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3625 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
3626 bogus uninitialized warning.
3628 2010-01-09 Richard Guenther <rguenther@suse.de>
3631 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
3632 the evolution is compatible with the initial condition.
3634 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3636 * gcc.c (process_command): Update copyright notice dates.
3637 * gcov.c (print_version): Likewise.
3638 * gcov-dump.c (print_version): Likewise.
3639 * mips-tfile.c (main): Likewise.
3640 * mips-tdump.c (main): Likewise.
3642 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3645 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
3647 (rotlhi3_8): Delete.
3649 (rotlsi3_8): Delete.
3650 (rotlsi3_16): Delete.
3651 (rotlsi3_24): Delete.
3653 (*rotw<mode>3): New.
3654 (*rotb<mode>3): New.
3655 * config/avr/avr.c (avr_rotate_bytes): New function.
3656 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
3658 2010-01-08 Steve Ellcey <sje@cup.hp.com>
3661 * configure.ac: Modify -rdynamic check.
3662 * configure: Regenerate.
3664 2010-01-08 DJ Delorie <dj@redhat.com>
3666 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
3667 register popping order.
3669 2010-01-08 Richard Guenther <rguenther@suse.de>
3672 * c.opt (fsigned-char): Also let LTO handle this option.
3673 (funsigned-char): Likewise.
3675 2010-01-07 Richard Guenther <rguenther@suse.de>
3677 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
3678 (gimple_op): Likewise.
3679 (gimple_op_ptr): Likewise.
3680 (gimple_assign_set_lhs): Remove gcc_assert.
3681 (gimple_assign_set_rhs1): Likewise.
3682 (gimple_assign_set_rhs2): Likewise.
3683 (gimple_call_set_lhs): Likewise.
3684 (gimple_call_set_fn): Likewise.
3685 (gimple_call_set_fndecl): Likewise.
3686 (gimple_call_fndecl): Likewise.
3687 (gimple_call_return_type): Likewise.
3688 (gimple_call_set_chain): Likewise.
3689 (gimple_call_num_args): Likewise.
3690 (gimple_call_set_arg): Likewise.
3691 (gimple_cond_set_code): Likewise.
3692 (gimple_cond_set_lhs): Likewise.
3693 (gimple_cond_set_rhs): Likewise.
3694 (gimple_cond_set_true_label): Likewise.
3695 (gimple_cond_set_false_label): Likewise.
3696 (gimple_label_set_label): Likewise.
3697 (gimple_goto_set_dest): Likewise.
3698 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
3699 (gimple_debug_bind_get_value): Likewise.
3700 (gimple_debug_bind_get_value_ptr): Likewise.
3701 (gimple_debug_bind_set_var): Likewise.
3702 (gimple_debug_bind_set_value): Likewise.
3703 (gimple_debug_bind_reset_value): Likewise.
3704 (gimple_debug_bind_has_value_p): Likewise.
3705 (gimple_return_retval_ptr): Remove gcc_assert.
3706 (gimple_return_retval): Likewise.
3707 (gimple_return_set_retval): Likewise.
3708 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
3709 (safe_referenced_var_iterator): Remove.
3710 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
3711 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
3712 (fill_referenced_var_vec): Remove.
3713 (first_readonly_imm_use): Remove redundant gcc_assert.
3714 (phi_arg_index_from_use): Combine gcc_asserts.
3715 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
3716 (first_imm_use_stmt): Remove redundant gcc_assert.
3717 * tree-cfg.c (verify_gimple_call): Verify function and chain
3718 operands. Verify arguments.
3719 (verify_types_in_gimple_stmt): Verify condition code and labels.
3721 2010-01-07 Richard Guenther <rguenther@suse.de>
3723 PR tree-optimization/42641
3724 * sese.c (rename_map_elt_info): Use the SSA name version, do
3727 2010-01-07 Jakub Jelinek <jakub@redhat.com>
3729 PR tree-optimization/42625
3730 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
3731 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
3733 2010-01-07 Duncan Sands <baldrick@free.fr>
3735 * Makefile.in (PLUGIN_HEADERS): Add version.h.
3737 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
3740 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
3741 note itself is not function_invariant_p.
3743 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
3745 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
3746 Do not add the DF_NOTE problem.
3747 * store-motion.c (execute_rtl_store_motion): Likewise.
3749 2010-01-07 Martin Jambor <mjambor@suse.cz>
3751 PR tree-optimization/42157
3752 * tree-sra.c (compare_access_positions): Stabilize sort if both
3753 accesses have integer types, return zero immediately if they are the
3756 2010-01-06 Richard Henderson <rth@redhat.com>
3759 * haifa-sched.c (add_to_note_list): Merge into ...
3760 (concat_note_lists): ... here, and ...
3761 (unlink_other_notes, rm_other_notes): Merge into...
3762 (remove_notes): ... here. Create REG_SAVE_NOTEs for
3763 NOTE_INSN_EPILOGUE_BEG.
3765 2010-01-06 Richard Guenther <rguenther@suse.de>
3767 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
3768 not inline regular functions into always-inline functions.
3770 2010-01-06 Nick Clifton <nickc@redhat.com>
3772 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
3773 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
3775 (OVERRIDE_OPTIONS): Delete.
3776 (OPTIMIZATION_OPTIONS): Define.
3777 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
3778 * config/rx/rx.c (rx_handle_option): Issue an error message if
3779 -mcpu=rx200 and -fpu are used together.
3780 (rx_set_optimization_options): New function. Issue an error
3781 message if an optimization attribute attempts to reset the FPU/
3782 math optimization pairing.
3783 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
3784 * config/rx/rx.opt: Set the default to 32-bit doubles.
3785 * config/rx/t-rx: Add multilibs for -nofpu option.
3786 * doc/invoke.texi: Update documentation of RX options.
3788 2010-01-06 Richard Guenther <rguenther@suse.de>
3790 * tree-ssa-pre.c (name_to_id): New global.
3791 (alloc_expression_id): Simplify SSA name handling.
3792 (lookup_expression_id): Likewise.
3793 (init_pre): Zero name_to_id.
3794 (fini_pre): Free it.
3796 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
3798 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
3800 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
3803 * config/i386/sse.md (smaxv2di3): New.
3804 (umaxv2di3): Likewise.
3805 (sminv2di3): Likewise.
3806 (uminv2di3): Likewise.
3808 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
3811 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
3812 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
3813 (legitimize_tls_address): Likewise.
3814 (sparc_tls_referenced_p): Likewise.
3815 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
3816 and adjust calls to legitimize_pic_address.
3817 (legitimate_constant_p) Use sparc_tls_referenced_p.
3818 (legitimate_pic_operand_p): Likewise.
3819 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
3820 (sparc_tls_symbol_ref_1): Delete.
3821 (sparc_tls_referenced_p): Make static, recognize specific patterns.
3822 (legitimize_tls_address): Make static, handle CONST patterns.
3823 (legitimize_pic_address): Make static, remove unused parameter and
3824 adjust recursive calls.
3825 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
3826 and adjust call to legitimize_pic_address.
3827 (sparc_output_mi_thunk): Likewise.
3829 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
3830 H.J. Lu <hongjiu.lu@intel.com>
3833 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
3834 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
3835 operands to make them signed.
3838 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3841 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3842 GTU to GT for V4SI and V2DI.
3844 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3845 (umin<mode>3): Removed.
3847 (uminv4si3): Likewise.
3849 2010-01-05 Martin Jambor <mjambor@suse.cz>
3851 PR tree-optimization/42462
3852 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
3853 current_function_decl to helper functions and macros.
3855 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3858 * flags.h: Don't include real.h.
3859 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
3860 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
3861 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
3862 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
3863 * dominance.c: Update copyright.
3864 * gimple.c (walk_gimple_op): Remove inline.
3865 * tree-ssa-reassoc.c: Include real.h.
3866 * Makefile.in (FLAGS_H): Remove $(REAL_H).
3867 (tree-ssa-reassoc.o): Depend on $(REAL_H).
3869 2010-01-05 Nick Clifton <nickc@redhat.com>
3871 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
3872 register to push into the stack frame when the accumulator has to
3873 be saved during interrupts.
3875 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
3877 * doc/invoke.texi: Remove the documentation about option
3879 * common.opt (Wunreachable-code): Preserved for backward
3881 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
3882 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
3883 the backward compatibility flag section.
3885 2010-01-05 Richard Guenther <rguenther@suse.de>
3887 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
3889 2010-01-05 Jakub Jelinek <jakub@redhat.com>
3892 * cfgexpand.c (expand_one_var): Diagnose too large variables.
3894 PR tree-optimization/42508
3895 * tree-sra.c (convert_callers): Check for recursive call
3896 by comparing cgraph nodes instead of decls.
3897 (modify_function): Call ipa_modify_formal_parameters also
3898 on all same_body aliases.
3900 * cgraphunit.c (cgraph_materialize_all_clones): Compare
3901 cgraph nodes when checking for same_body aliases.
3903 2010-01-05 Richard Guenther <rguenther@suse.de>
3905 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
3906 allocation and lookup.
3907 (get_or_alloc_expr_for_constant): Likewise.
3908 (phi_translate): Sink allocation.
3910 2010-01-04 Richard Guenther <rguenther@suse.de>
3912 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
3913 a new entry only if needed.
3914 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
3915 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
3917 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
3919 (phi_translate): Handle CONSTANTs early.
3921 2010-01-04 Martin Jambor <mjambor@suse.cz>
3923 PR tree-optimization/42398
3924 * tree-sra.c (struct access): Removed flag grp_different_types.
3925 (dump_access): Do not dump the removed flag.
3926 (sort_and_splice_var_accesses): Do not set the removed flag.
3927 (sra_modify_expr): Check for type compatibility directly.
3929 2010-01-04 Martin Jambor <mjambor@suse.cz>
3931 PR tree-optimization/42366
3932 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
3933 edges with variable number of parameters.
3934 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
3935 flag instead of asserting it.
3936 (ipa_read_node_info): Read uses_analysis_done flag.
3938 2010-01-04 Richard Guenther <rguenther@suse.de>
3940 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
3941 iterative_hash_* as intended.
3942 (vn_reference_compute_hash): Likewise. Simplify hashing
3944 (vn_reference_lookup_2): Likewise.
3945 (vn_nary_op_compute_hash): Likewise.
3946 (vn_phi_compute_hash): Likewise.
3947 (expressions_equal_p): Remove strange code.
3948 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
3949 (pre_expr_hash): Likewise. Simplify hashing SSA names.
3950 (bitmap_insert_into_set_1): Take value-id as parameter.
3951 (add_to_value): Pass it.
3952 (bitmap_insert_into_set): Likewise.
3953 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
3955 2010-01-04 Jakub Jelinek <jakub@redhat.com>
3958 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
3959 (do_self_spec): For switches with SWITCH_IGNORE set set also
3960 SWITCH_IGNORE_PERMANENTLY.
3961 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
3964 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
3966 * lto-streamer-out.c (output_unreferenced_globals): Output the full
3967 tree of an unreferenced global var.
3969 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3972 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3973 GTU to GT for V4SI and V2DI.
3975 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3976 (umin<mode>3): Removed.
3978 (uminv4si3): Likewise.
3980 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3983 * collect2.c (main): Turn on trace in collect2 if -v is passed
3986 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
3988 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
3989 description of expression operand.
3991 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
3993 * configure.ac: Add install-html to target_list for Make-hooks.
3994 * configure: Regenerate.
3995 * fortran/Make-lang.in (F95_HTMLFILES): New.
3996 (fortran.html): Use it.
3997 (fortran.install-html): New.
3998 * Makefile.in (install-html): Add lang.install-html.
3999 * java/Make-lang.in (JAVA_HTMLFILES): New.
4000 (java.html): Use it.
4001 (java.install-html): New.
4002 * objc/Make-lang.in (objc.install-html): New.
4003 * objcp/Make-lang.in (obj-c++.install-html): New.
4004 * cp/Make-lang.in (c++.install-html): New.
4005 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
4006 * lto/Make-lang.in (lto.install-html): New.
4008 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4011 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
4013 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
4015 PR rtl-optimization/41862
4016 * store-motion.c (store_killed_in_insn, compute_store_table,
4017 remove_reachable_equiv_notes, replace_store_insn,
4018 build_store_vectors): Ignore all DEBUG_INSNs.
4020 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4023 * common.opt: Add dumpdir.
4025 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
4027 (option_map): Add --dumpdir.
4029 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
4031 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
4033 * opts.c (decode_options): Try dump_dir_name first if
4034 dump_base_name isn't an absolute path.
4035 (common_handle_option): Handle OPT_dumpdir.
4037 * toplev.c (dump_dir_name): New.
4038 (print_switch_values): Also ignore -dumpdir.
4040 * toplev.h (dump_dir_name): New.
4042 2010-01-03 Richard Guenther <rguenther@suse.de>
4044 PR tree-optimization/42589
4045 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
4046 double-word expansion of bswap32.
4048 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
4050 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
4051 with BLOCK_FOR_INSN.
4052 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
4053 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
4054 noce_process_if_block): Likewise.
4055 * gcse.c (compute_local_properties, insert_expr_in_table,
4056 insert_set_in_table, canon_list_insert, find_avail_set,
4057 pre_insert_copy_insn): Likewise.
4059 * basic-block.h (BLOCK_NUM): Move from here...
4060 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
4062 2010-01-03 Richard Guenther <rguenther@suse.de>
4064 PR tree-optimization/42438
4065 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
4066 contains_may_not_return_call flag.
4067 (BB_MAY_NOTRETURN): New.
4068 (valid_in_sets): Trapping nary operations are not valid
4069 in blocks that may not return.
4070 (insert_into_preds_of_block): Remove check for trapping expressions.
4071 (compute_avail): Compute also BB_MAY_NOTRETURN.
4073 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
4075 * doc/invoke.texi: Add 2010 to copyright years.
4077 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
4079 * config/sparc/sparc.c: Fix formatting nits.
4081 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
4082 Alexander Monakov <amonakov@ispras.ru>
4084 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
4086 2010-01-02 Richard Guenther <rguenther@suse.de>
4089 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
4090 (simplify_switch_using_ranges): Mark to be removed edges
4093 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4095 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4097 * collect2.c (scan_libraries): Add missing argument in call to
4100 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
4103 * config/alpha/predicates.md (aligned_memory_operand): Return false
4105 (unaligned_memory_operand): Return true for CQImode.
4106 * config/alpha/alpha.c (get_aligned_mem): Assert that location
4107 doesn not cross aligned SImode word boundary.
4109 2010-01-02 Anatoly Sokolov <aesok@post.ru>
4111 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
4113 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
4114 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
4116 2010-01-02 Richard Guenther <rguenther@suse.de>
4119 * toplev.c (compile_file): Emit LTO marker properly. Change
4121 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
4123 2010-01-01 Richard Guenther <rguenther@suse.de>
4126 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
4128 2010-01-01 Richard Guenther <rguenther@suse.de>
4131 * c-decl.c (grokdeclarator): For zero-size arrays force
4132 structural equality checks as layout_type does.
4134 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4136 * builtins.c: Update copyright to 2010.
4138 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4141 * lto-streamer-out.c (produce_asm): Revert the last change.
4142 (copy_function): Likewise.
4144 * lto-streamer.c (lto_get_section_name): Skip any leading
4147 2010-01-01 Richard Guenther <rguenther@suse.de>
4150 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
4154 Copyright (C) 2010 Free Software Foundation, Inc.
4156 Copying and distribution of this file, with or without modification,
4157 are permitted in any medium without royalty provided the copyright
4158 notice and this notice are preserved.