1 2010-03-22 James E. Wilson <wilson@codesourcery.com>
4 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
5 call_value_gp,sibcall_gp): Use 's' constraint not 'i'.
7 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
9 * config/i386/i386.c (ix86_target_string): Fix a typo in
12 2010-03-22 Mike Stump <mikestump@comcast.net>
15 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
16 Don't overly align based upon packed packed fields.
18 2010-03-22 Jason Merrill <jason@redhat.com>
20 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
21 Use () rather than [], and move before the element type.
23 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25 * doc/configfiles.texi (Configuration Files): Removed
26 fixinc/Makefile*, intl/Makefile.*.
27 * doc/makefile.texi: Fixed markup.
28 Abstract from version control system used.
29 (Makefile): Removed obsolete gcc/java/parse.y example.
30 * doc/sourcebuild.texi: Likewise.
31 (Top Level): Added config, gnattools, libdecnumber, libgcc,
34 (Miscellaneous Docs): Clarify location.
35 Added COPYING3, COPYING3.LIB.
36 (Front End Directory): Moved Make-lang.in entry to new
39 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
42 * config/i386/i386.c (x86_function_profiler)
43 [!NO_PROFILE_COUNTERS]: Fix typo.
44 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
47 2010-03-22 Janis Johnson <janis187@us.ibm.com>
48 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
50 * doc/sourcebuild.texi (Test Directives): Split into six
51 subsections, with most of the current text in new subsections
52 Directives, Selectors, and Final Actions.
53 (Directives): Split list of test directives into multiple
55 (Selectors): Describe use and syntax of selectors.
56 (Effective-Target Keywords): Describe all existing keywords.
57 (Add Options): Describe features for dg-add-options.
58 (Require Support): Describe variants of dg-require-support.
59 (Final Actions): Describe commands to use in dg-final.
61 2010-03-22 Michael Matz <matz@suse.de>
64 * recog.c (validate_replace_rtx_group): Replace also in
65 REG_EQUAL and REG_EQUIV notes.
67 2010-03-22 Richard Guenther <rguenther@suse.de>
69 PR tree-optimization/43390
70 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
71 sure vector extracts are type correct.
73 2010-03-22 Richard Guenther <rguenther@suse.de>
76 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
77 x * sqrt (x) even when optimizing for size if the target
78 has native support for sqrt.
80 2010-03-22 Jakub Jelinek <jakub@redhat.com>
82 * varasm.c (make_decl_rtl_for_debug): Also clear
83 flag_mudflap for the duration of make_decl_rtl call.
86 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
87 locs from preserved VALUEs.
89 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
92 * pa.md (movmemsi): Set align to one if zero.
95 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
98 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
99 with their corresponding prologue pushes.
101 2010-03-20 Andrew Pinski <pinskia@gmail.com>
104 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
105 at the begining or end.
106 (spu_expand_epilogue): Likewise.
108 2010-03-20 Richard Guenther <rguenther@suse.de>
110 PR rtl-optimization/43438
111 * combine.c (make_extraction): Properly zero-/sign-extend an
112 extraction of the low part of a CONST_INT. Also handle
115 2010-03-19 Mike Stump <mikestump@comcast.net>
117 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
118 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
119 (override_options): Use SUBTARGET32_DEFAULT_CPU.
121 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
124 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was an error.
126 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
128 PR rtl-optimization/42258
129 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
130 use that may match DEF.
133 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
134 the cost of loading the constant rather than assuming
136 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
137 outer code is AND, do the same tests as the andsi3 expander and
138 return COSTS_N_INSNS (1) if and is cheap.
140 * optabs.c (avoid_expensive_constant): Fix formatting.
142 2010-03-19 Michael Matz <matz@suse.de>
145 * attribs.c (decl_attributes): When rebuilding a function pointer
146 type use the same qualifiers as the original pointer type.
148 2010-03-19 Martin Jambor <mjambor@suse.cz>
150 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
151 and is_gimple_ip_invariant_address.
153 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
156 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
158 * config/arm/arm.c (arm_override_options): Turn off
159 flag_dwarf2_cfi_asm for AAPCS variants.
161 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
164 * config/arm/arm.c (emit_multi_reg_push): Update comments.
165 Use PRE_MODIFY instead of PRE_DEC.
166 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
167 (vfp_emit_fstmd): Likewise.
169 2010-03-19 Michael Matz <matz@suse.de>
172 * builtins.c (expand_builtin_interclass_mathfn,
173 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
176 2010-03-19 Richard Guenther <rguenther@suse.de>
178 PR tree-optimization/43415
179 * tree-ssa-pre.c (phi_translate): Split out worker to ...
180 (phi_translate_1): ... this.
181 (phi_translate): Move all caching here. Cache all NARY
182 and REFERENCE translations.
184 2010-03-19 David S. Miller <davem@davemloft.net>
186 With help from Eric Botcazou.
187 * config/sparc/sparc.c: Include dwarf2out.h.
188 (emit_pic_helper): Delete.
189 (pic_helper_symbol_name): Delete.
190 (pic_helper_emitted_p): Delete.
191 (pic_helper_needed): New.
192 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
193 (get_pc_thunk_name): New.
194 (load_pic_register): Remove 'delay_pic_helper' arg. Use
195 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
196 Set pic_helper_needed to true. Don't call emit_pic_helper.
197 (sparc_expand_prologue): Update load_pic_register call.
198 (sparc_output_mi_thunk): Likewise.
199 (sparc_file_end): Emit a hidden comdat symbol for the PIC
200 thunk if possible. Output CFI information as needed.
202 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
203 Jack Howarth <howarth@bromo.med.uc.edu>
206 * config/i386/i386.h: Fix ABI on darwin x86-32.
208 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
210 * tree.h: Declare make_decl_rtl_for_debug.
211 * varasm.c (make_decl_rtl_for_debug): New.
212 * dwarf2out.c (rtl_for_decl_location): Call it.
213 * cfgexpand.c (expand_debug_expr): Call it.
215 2010-03-18 Jakub Jelinek <jakub@redhat.com>
218 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
222 * var-tracking.c (vt_init_cfa_base): Do nothing if
223 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed
226 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
229 * var-tracking.c (canonicalize_vars_star): New.
230 (dataflow_post_merge_adjust): Use it.
232 2010-03-18 Jakub Jelinek <jakub@redhat.com>
235 * var-tracking.c (non_suitable_const): New function.
236 (add_uses): For DEBUG_INSNs with constants, don't record any
237 value, instead just the constant value itself.
238 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
239 is not VAR_LOC_UNKNOWN_P, set var to the constant.
240 (emit_notes_in_bb): Likewise.
241 (emit_note_insn_var_location): For onepart variables if
242 cur_loc is a VOIDmode constant, use DECL_MODE.
244 2010-03-18 Martin Jambor <mjambor@suse.cz>
247 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
248 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
249 all non-clones. Moved call redirection...
250 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new
252 (cgraph_materialize_all_clones): Dispose of all
253 combined_args_to_skip bitmaps.
254 (verify_cgraph_node): Do not check for edges pointing to wrong
255 nodes in inline clones.
256 * tree-inline.c (copy_bb): Call
257 cgraph_redirect_edge_call_stmt_to_callee.
258 * ipa.c (cgraph_remove_unreachable_nodes): Call
259 cgraph_node_remove_callees even when there are used clones.
261 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
263 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
265 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
268 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
271 2010-03-18 Michael Matz <matz@suse.de>
274 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
275 into sqrt(x) if we need to preserve signed zeros.
277 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
278 Eric Botcazou <ebotcazou@adacore.com>
280 PR rtl-optimization/43360
281 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
282 note if we don't know its invariant status.
284 2010-03-18 Michael Matz <matz@suse.de>
286 PR tree-optimization/43402
287 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
288 PHI chains of ssa names registered for update.
290 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
293 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
294 non-offsettable and pre_modify update addressing.
295 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
296 and "2" alternatives "#".
297 (*movdd_softfloat32): Make all alternatives "#";
298 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
299 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
300 (*movdf_softfloat32): Make all alternatives "#";
301 (movdi): Use the new DIFD mode iterator to create a common splitter
302 for movdi, movdf and movdd patterns.
304 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
306 * common.opt (dumpdir): Remove redundant tab.
308 2010-03-17 Martin Jambor <mjambor@suse.cz>
310 PR tree-optimization/43347
311 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
312 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
314 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
316 PR rtl-optimization/42216
317 * regrename.c (create_new_chain): New function, broken out from...
318 (scan_rtx_reg): ... here. Call it. Handle the case where we are
319 appending a use to an empty chain.
320 (build_def_use): Remove previous changes that convert OP_INOUT to
321 OP_OUT operands; instead detect the case where an OP_INOUT operand
322 uses a previously untracked register and create an empty chain for
325 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
327 * doc/extend.texi (Function Attributes): Rewrite unfinished
328 sentence in ms_abi documentation.
330 2010-03-17 Alan Modra <amodra@gmail.com>
332 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
333 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
334 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
335 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
337 2010-03-16 Richard Henderson <rth@redhat.com>
340 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
341 (lower_try_finally): Save and restore eh_seq around the expansion
344 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
346 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
347 statements before splitting block.
349 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
351 * doc/sourcebuild.texi (Testsuites): Fix markup.
352 Use pathnames relative to gcc/testsuite.
353 (Test Directives): Move description of how timeout is determined.
354 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
355 (C Tests): Correct gcc.misc-tests directory.
356 Framework tests now live in gcc.test-framework.
358 2010-03-16 Richard Guenther <rguenther@suse.de>
361 * tree-cfg.c (gimple_merge_blocks): When propagating virtual
362 PHI operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI
365 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
366 Alexandre Oliva <aoliva@redhat.com>
368 PR tree-optimization/42917
369 * lambda-code.c (remove_iv): Skip debug statements.
370 (lambda_loopnest_to_gcc_loopnest): Likewise.
371 (not_interesting_stmt): Debug statements are not interesting.
373 2010-03-16 Jakub Jelinek <jakub@redhat.com>
377 * cselib.c (cselib_preserve_constants,
378 cfa_base_preserved_val): New static variables.
379 (preserve_only_constants): New function.
380 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
381 clear its REG_VALUES. If cselib_preserve_constants, don't
382 empty the whole hash table, but preserve there VALUEs with constants,
383 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
384 (cselib_preserve_cfa_base_value): New function.
385 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
386 (cselib_init): Change argument to int bitfield. Set
387 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
389 (cselib_finish): Clear cselib_preserve_constants and
390 cfa_base_preserved_val.
391 * cselib.h (enum cselib_record_what): New enum.
392 (cselib_init): Change argument to int.
393 (cselib_preserve_cfa_base_value): New prototype.
394 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
395 * dse.c (dse_step1): Likewise.
396 * cfgcleanup.c (thread_jump): Likewise.
397 * sched-deps.c (sched_analyze): Likewise.
398 * gcse.c (local_cprop_pass): Likewise.
399 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
400 If FN is non-NULL, call the callback always and whenever it returns
401 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
402 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
403 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
404 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
405 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
406 * var-tracking.c: Include recog.h.
407 (bb_stack_adjust_offset): Remove.
408 (vt_stack_adjustments): Don't call it, instead just gather the
409 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
410 (adjust_stack_reference): Remove.
411 (compute_cfa_pointer): New function.
412 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
413 (struct adjust_mem_data): New type.
414 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
416 (get_address_mode): New function.
417 (replace_expr_with_values): Use it.
418 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
419 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
420 (adjust_sets): Remove.
421 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
422 Use get_address_mode.
423 (get_adjusted_src): Remove.
424 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
425 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
426 (add_with_sets): Don't call adjust_sets.
427 (fp_setter, vt_init_cfa_base): New functions.
428 (vt_initialize): Change return type to bool. Move most of pool etc.
429 initialization to the beginning of the function from end. Pass
430 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
431 If !frame_pointer_needed, call vt_stack_adjustment before mos
432 vector is filled, call vt_init_cfa_base if argp/framep has been
433 eliminated to sp. If frame_pointer_needed and argp/framep has
434 been eliminated to hard frame pointer, set
435 hard_frame_pointer_adjustment and call vt_init_cfa_base after
436 encountering fp setter in the prologue. For MO_ADJUST, call
437 log_op_type before pusing the op into mos vector, not afterwards.
438 Call adjust_insn before cselib_process_insn/add_with_sets,
439 call cancel_changes (0) afterwards.
440 (variable_tracking_main_1): Adjust for vt_initialize calling
441 vt_stack_adjustments and returning whether it succeeded or not.
443 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
445 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
448 2010-03-15 Jakub Jelinek <jakub@redhat.com>
450 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
452 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
453 drap_reg has not been set.
455 2010-03-15 Michael Matz <matz@suse.de>
458 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
459 use it to expand block copies.
460 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
461 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
462 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
464 2010-03-15 Richard Guenther <rguenther@suse.de>
466 PR tree-optimization/43367
467 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
470 2010-03-15 Richard Guenther <rguenther@suse.de>
472 PR tree-optimization/43317
473 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
475 2010-03-15 Martin Jambor <mjambor@suse.cz>
477 PR tree-optimization/43141
478 * tree-sra.c (create_abstract_origin): New function.
479 (modify_function): Call create_abstract_origin.
481 2010-03-15 Chris Demetriou <cgd@google.com>
483 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
486 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
489 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
490 call insert_out_of_ssa_copy for default definitions.
492 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
494 * graphite-clast-to-gimple.c (my_long_long): Defined.
495 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
496 * graphite-sese-to-poly.c (my_long_long): Defined.
497 (scop_ivs_can_be_represented): Use it.
499 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
501 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
502 graphite-max-bbs-per-function, and loop-block-tile-size.
503 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
505 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
507 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
509 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
511 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
512 (add_upper_bounds_from_estimated_nit): New.
513 (build_loop_iteration_domains): Use it.
515 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
517 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
519 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
522 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
523 should be an INTEGER_CST. Also handle CASE_CONVERT.
525 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
527 * graphite.c (graphite_initialize): To bound the number of bbs per
528 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
529 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
530 * doc/invoke.texi: Document it.
532 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
534 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
535 * graphite-sese-to-poly.h (build_poly_scop): Same.
537 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
539 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
540 the number of parameters in the scop. Use as an upper bound
541 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
542 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
543 * doc/invoke.texi: Document it.
545 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
547 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
548 * doc/c-tree.texi: Remove.
549 * doc/generic.texi: Merge c-tree.texi here.
550 * doc/gccint.texi (Trees): Remove menu entry.
551 (c-tree.texi): Remove @include.
552 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
553 * doc/languages.texi (Reading RTL): Ditto.
555 2010-03-12 Steve Ellcey <sje@cup.hp.com>
558 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
560 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
563 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
564 code added to work around reload clobbering CONST insns.
566 2010-03-12 Jakub Jelinek <jakub@redhat.com>
568 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
569 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
570 (cselib_preserve_only_values): Remove retain argument, don't
571 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
572 * cselib.h (cselib_preserve_only_values): Remove retain argument.
573 * var-tracking.c (micro_operation): Move insn field before union.
574 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
575 (struct variable_tracking_info_def): Remove n_mos field, change
576 mos into a vector of micro_operations.
577 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
578 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
579 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
580 changing into a vector.
581 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
582 come before all other uops generated by add_stores.
583 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
585 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
586 a vector. Run just one pass over the bbs instead of separate counting
587 and computation phase.
588 (vt_finalize): Free VTI (bb)->mos vector instead of array.
591 * tree-inline.c (remap_decls): Put old_var rather than origin_var
592 into *nonlocalized_list vector.
593 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
594 even if origin is non-NULL.
595 (gen_variable_die): Likewise.
596 (process_scope_var): Don't change origin.
597 (gen_decl_die): Likewise.
598 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
599 before adding new edges instead of after it, fix moving over
602 2010-03-11 David S. Miller <davem@davemloft.net>
604 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
606 * configure: Rebuild.
608 2010-03-11 Martin Jambor <mjambor@suse.cz>
610 PR tree-optimization/43257
611 * tree.c (assign_assembler_name_if_neeeded): New function.
612 (free_lang_data_in_cgraph): Assembler name assignment moved to the
614 * tree.h (assign_assembler_name_if_neeeded): Declare.
615 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
616 the function if needed.
618 2010-03-11 Chris Demetriou <cgd@google.com>
620 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
621 include/stdint-gcc.h, and include/stdint.h world-readable.
623 2010-03-11 Richard Guenther <rguenther@suse.de>
625 PR tree-optimization/43255
626 * tree-vrp.c (process_assert_insertions_for): Do not insert
627 asserts for trivial conditions.
629 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
631 PR tree-optimization/43280
632 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
633 generation. Move calculation of size out of the if branch.
634 (find_bswap): Modify compare number generation.
636 2010-03-11 Richard Guenther <rguenther@suse.de>
639 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
640 (input_gimple_stmt): Fixup handled component types during
641 operand read. Also fix up decls in ADDR_EXPRs.
643 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
645 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
646 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
648 2010-03-10 Jan Hubicka <jh@suse.cz>
651 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
652 * varasm.c (get_variable_section): Don't do that here...
653 (make_decl_rtl): ... and here.
654 (do_assemble_alias): Produce decl RTL.
655 (assemble_alias): Likewise.
657 2010-03-10 Jakub Jelinek <jakub@redhat.com>
660 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
661 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
663 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
664 (based_loc_descr): Only express drap or vdrap regno based expressions
665 using DW_OP_fbreg when not optimizing.
666 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
667 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
668 REG_CFA_SET_VDRAP note.
670 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
672 PR tree-optimization/43236
673 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
674 error in calculation of base address in reverse iteration case.
675 (generate_builtin): Take number of latch executions if the statement
678 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
681 * tree-eh.c: Include pointer-set.h.
682 (lower_eh_dispatch): Filter out duplicate case labels and
683 remove the unneeded edge when the label is unused. Return
684 true when some edges are removed.
685 (execute_lower_eh_dispatch): When any lowering resulted in
686 removing an edge, also delete unreachable blocks.
688 2010-03-10 Jakub Jelinek <jakub@redhat.com>
691 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
692 UNSPEC_MACHOPIC_OFFSET.
694 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
697 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
698 (m68k_delegitimize_address): New function.
700 2010-03-09 Jakub Jelinek <jakub@redhat.com>
703 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
706 * var-tracking.c (adjust_sets): New function.
707 (count_with_sets, add_with_sets): Use it.
708 (get_adjusted_src): New inline function.
709 (add_stores): Use it.
712 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
713 call cselib_dummy_expand_value_rtx_cb instead of
714 cselib_expand_value_rtx_cb.
717 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
718 * config/i386/i386.c: Include debug.h and dwarf2out.h.
719 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
720 and .cfi_endproc around the pic thunks.
721 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
722 all queued unwind info register saves are saved before the call.
723 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
724 considered as sp-=4 for unwind info and the pop as sp+=4 which
725 also clobbers dest, but doesn't actually restore it.
728 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
731 2010-03-09 Jie Zhang <jie@codesourcery.com>
733 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
734 whitespaces in output template.
736 2010-03-09 Jie Zhang <jie@codesourcery.com>
738 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
741 2010-03-08 Jakub Jelinek <jakub@redhat.com>
743 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
744 builtins.exp in a separate job.
746 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
748 * graphite-sese-to-poly.c (add_param_constraints): Use
749 lower_bound_in_type and upper_bound_in_type.
751 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
753 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
754 instead of unsigned_type_node.
756 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
757 Reza Yazdani <reza.yazdani@amd.com>
760 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
761 on pointer type parameters.
763 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
767 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
768 handle conversions from pointer to integers.
769 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
770 induction variable, to be able to work with code generated by CLooG.
771 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
772 (build_poly_scop): Bail out if we cannot codegen a loop.
774 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
776 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
777 code generation with gloog_error.
779 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
781 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
782 Call fold_convert on all the returned values.
783 (expand_scalar_variables_expr): Pass to
784 expand_scalar_variables_ssa_name the type of the resulting expression.
786 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
788 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
789 ppl_min_for_le_pointset.
790 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
791 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
793 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
795 * graphite-dependences.c (map_into_dep_poly): Removed.
796 (dependence_polyhedron_1): Use combine_context_id_scat.
798 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
800 * graphite-poly.h (struct poly_scattering): Add layout documentation.
801 (struct poly_bb): Same.
802 (combine_context_id_scat): New.
804 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
807 * sese.c (name_defined_in_loop_p): Return false for default
810 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
812 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
813 and clean up the logic.
815 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
817 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
820 2010-03-08 Jakub Jelinek <jakub@redhat.com>
822 * var-tracking.c (remove_cselib_value_chains): Define only for
824 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
825 delete_slot_part, emit_notes_for_differences_1): Don't call
826 remove_cselib_value_chains here.
827 (set_slot_part, emit_notes_for_differences_2): Don't call
828 add_cselib_value_chains here.
829 (preserved_values): New vector.
830 (preserve_value): New function.
831 (add_uses, add_stores, vt_add_function_parameters): Use it
832 instead of cselib_preserve_value.
833 (changed_values_stack): New vector.
834 (check_changed_vars_0): New function.
835 (check_changed_vars_1, check_changed_vars_2): Use it.
836 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
837 changed_values_stack VALUEs.
838 (vt_emit_notes): For all preserved_values call
839 add_cselib_value_chains. If ENABLE_CHECKING call
840 remove_cselib_value_chains before verifying value_chains is empty.
841 Initialize and free changed_values_stack.
842 (vt_initialize): Initialize preserved_values.
843 (vt_finalize): Free preserved_values.
845 2010-03-08 Richard Guenther <rguenther@suse.de>
847 PR tree-optimization/43269
848 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
851 2010-03-08 Martin Jambor <mjambor@suse.cz>
853 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
854 (ipa_is_param_called): Removed.
855 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
856 (ipa_print_node_params): Do not print the called flag.
857 (ipa_write_node_info): Do not stream the called flag.
858 (ipa_read_node_info): Likewise.
860 2010-03-07 Jakub Jelinek <jakub@redhat.com>
863 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
864 * cselib.c (struct expand_value_data): Add dummy field.
865 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
867 (cselib_dummy_expand_value_rtx_cb): New function.
868 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
870 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
871 * var-tracking.c: Include pointer-set.h.
872 (variable): Change n_var_parts to char from int. Add
873 cur_loc_changed and in_changed_variables fields.
874 (variable_canonicalize): Remove.
875 (shared_var_p): New inline function.
876 (unshare_variable): Maintain cur_loc_changed and
877 in_changed_variables fields. If var was in changed_variables,
878 replace it there with new_var. Just copy cur_loc instead of
879 resetting it to something else.
880 (variable_union): Don't recompute cur_loc. Use shared_var_p.
881 (dataflow_set_union): Don't call variable_canonicalize.
882 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
883 of their DEBUG_EXPR_TREE_DECLs.
884 (canonicalize_loc_order_check): Verify that cur_loc is NULL
885 and in_changed_variables and cur_loc_changed is false.
886 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
887 and cur_loc_changed. Don't update cur_loc here.
888 (variable_merge_over_src): Don't call variable_canonicalize.
889 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
890 removing loc that is equal to cur_loc, clear cur_loc,
891 set cur_loc_changed and ensure variable_was_changed is called.
892 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
893 compare pointers in cur_loc check, if it is equal to loc,
894 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
895 (variable_different_p): Remove compare_current_location argument,
896 don't compare cur_loc.
897 (dataflow_set_different_1): Adjust variable_different_p caller.
898 (variable_was_changed): If dv had some var in changed_variables
899 already, reset in_changed_variables flag for it and propagate
900 cur_loc_changed over to the new variable. On empty var
901 always set cur_loc_changed. Set in_changed_variables on whatever
902 var is added to changed_variables.
903 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
904 Use shared_var_p. When removing loc that is equal to cur_loc,
905 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
906 end, don't set it to something else, just call variable_was_changed.
907 (delete_slot_part): Use shared_var_p. When cur_loc equals to
908 loc being removed, clear cur_loc and set cur_loc_changed.
909 Set cur_loc_changed if all locations have been removed.
910 (struct expand_loc_callback_data): New type.
911 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
912 allocated. Always create SUBREGs if simplify_subreg failed.
913 Prefer to use cur_loc, when that fails and still in
914 changed_variables (and seen first time) recompute it. Set
915 cur_loc_changed of variables which had to change cur_loc and
916 compute elcd->cur_loc_changed if any of the subexpressions used
917 had to change cur_loc.
918 (vt_expand_loc): Adjust to pass arguments in
919 expand_loc_callback_data structure.
920 (vt_expand_loc_dummy): New function.
921 (emitted_notes): New variable.
922 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
923 that weren't used for any other decl in current
924 emit_notes_for_changes call call vt_expand_loc_dummy to update
925 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
926 first loc_chain location if NULL before. Always use just
927 cur_loc instead of first loc_chain location. When cur_loc_changed
928 is false, when not --enable-checking=rtl just don't emit any note.
929 When rtl checking, compute the note and assert it is the same
930 as previous note. Clear cur_loc_changed and in_changed_variables
931 at the end before removing from changed_variables.
932 (check_changed_vars_3): New function.
933 (emit_notes_for_changes): Traverse changed_vars to call
934 check_changed_vars_3 on each changed var.
935 (emit_notes_for_differences_1): Clear cur_loc_changed and
936 in_changed_variables. Recompute cur_loc of new_var.
937 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
938 (vt_emit_notes): Initialize and destroy emitted_notes.
940 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
942 PR rtl-optimization/42220
943 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
944 Use verify_reg_tracked to determine if we should use OP_OUT rather
946 (build_def_use): If we see an in-out operand for a register that we
947 know nothing about, treat is an output if possible, fail the block if
950 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
953 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
956 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
959 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
960 uses of relevant DEFs that are dead outside the loop too.
962 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
964 * var-tracking.c (dataflow_set_merge): Swap src and src2.
966 2010-01-13 Jakub Jelinek <jakub@redhat.com>
968 * var-tracking.c (values_to_unmark): New variable.
969 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
970 values_to_unmark vector. Moved body to...
971 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
972 instead queue it into values_to_unmark vector.
973 (vt_find_locations): Free values_to_unmark vector.
975 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
977 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
978 (site.exp): Export them when plugins are enabled.
980 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
983 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
985 (chrec_fold_multiply): Same.
987 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
990 * c-decl.c (build_compound_literal): Return early if init is
993 2010-03-04 Martin Jambor <mjambor@suse.cz>
995 PR tree-optimization/43164
996 PR tree-optimization/43191
997 * tree-sra.c (type_consists_of_records_p): Reject records with
998 zero-size bit-fields at the end.
1000 2010-03-04 Mike Stump <mikestump@comcast.net>
1002 * Makefile.in (TAGS): Remove *.y.
1004 2010-03-04 Richard Guenther <rguenther@suse.de>
1006 PR tree-optimization/40761
1007 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
1009 (my_rev_post_order_compute): New function.
1010 (init_pre): Call it.
1012 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
1015 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
1016 decrease the cost of an IV candidate when the cost is infinite.
1018 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1020 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
1021 Use '3DNow!' for the extension of that name, ensure normal space
1023 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
1025 2010-03-03 Jeff Law <law@redhat.com>
1027 * PR middle-end/32693
1028 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
1029 than gen_rtx_SUBREG.
1030 (extract_bit_field_1): Likewise.
1032 2010-03-03 Janis Johnson <janis187@us.ibm.com>
1034 * doc/sourcebuild.texi (Test directives): Document that arguments
1035 include-opts and exclude-opts are now optional for dg-skip-if,
1036 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
1038 2010-03-03 Jason Merrill <jason@redhat.com>
1041 * cgraph.h (varpool_node): Add extra_name field.
1042 * varpool.c (varpool_extra_name_alias): New.
1043 (varpool_assemble_decl): Emit extra name aliases.
1044 (varpool_mark_needed_node): Look past an extra name alias.
1045 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
1046 * lto-streamer-in.c (lto_input_tree): Read it.
1047 * lto-streamer-out.c (output_unreferenced_globals): Write it.
1049 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
1051 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
1052 (sparc*-*-solaris2*): ...this.
1054 2010-03-03 Jakub Jelinek <jakub@redhat.com>
1057 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
1058 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
1059 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
1060 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
1063 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
1064 fallthrough to default handling, just with want_address 0 instead of 2.
1065 For single element lists, add_AT_loc directly, otherwise create an
1066 artificial variable DIE and stick location list to it.
1069 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
1070 (VAL_EXPR_HAS_REVERSE): Define.
1071 (reverse_op): New function.
1072 (add_stores): For reversible operations add an extra MO_VAL_USE.
1074 2010-03-02 Jason Merrill <jason@redhat.com>
1076 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
1078 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
1080 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
1081 (sparc64-*-linux*): Likewise.
1082 (sparc64-*-solaris2*): Include assembler files before linker ones.
1083 (sparc-*-solaris2*): Simplify and reorder to match previous case.
1084 * config/sparc/gas.h: Delete.
1085 * config/sparc/sol2-64.h: Add copyright notice.
1086 * config/sparc/sol2-gas-bi.h: Likewise.
1087 * config/sparc/sol2-gld.h: Likewise.
1088 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
1089 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
1090 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
1091 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
1092 (sparc_elf_asm_named_section): Rename into...
1093 (sparc_solaris_elf_asm_named_section): ...this. Always define.
1095 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
1097 * config/alpha/alpha.c (override_options): Fix -mtune error message.
1099 2010-03-02 Jeff Law <law@redhat.com>
1102 * reload1.c (rtx_p, substitute_stack): Declare.
1103 (substitute): Record addresses of changed rtxs.
1104 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
1105 Restore the original rtx when complete.
1106 (reload): Free subsitute_stack when complete.
1108 2010-03-02 Janis Johnson <janis187@us.ibm.com>
1110 * doc/gccint.texi (menu): Add Testsuites as a chapter.
1111 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
1113 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
1114 LTO Testing, gcov Testing, profopt Testing, compat Testing,
1115 Torture Tests): Change from subsection to section.
1117 2010-03-02 Jakub Jelinek <jakub@redhat.com>
1118 Steven Bosscher <steven@gcc.gnu.org>
1120 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
1123 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
1126 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
1127 the assignment from the new induction variable to the assignment
1128 of the value from the original loop PHI function.
1130 2010-03-01 Janis Johnson <janis187@us.ibm.com>
1131 Daniel Jacobowitz <dan@codesourcery.com>
1133 * doc/sourcebuild.texi (Test directives): Clarify options to
1136 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1138 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
1139 Disable cfi directives unless GCC and gas agree on using read-only
1140 .eh_frame sections for 64-bit.
1141 * configure: Regenerate.
1143 2010-03-01 Richard Guenther <rguenther@suse.de>
1145 PR tree-optimization/43220
1146 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
1147 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
1149 2010-03-01 Richard Guenther <rguenther@suse.de>
1150 Martin Jambor <mjambor@suse.cz>
1153 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
1154 gimplified parameters.
1156 2010-03-01 Christian Bruel <christian.bruel@st.com>
1158 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
1160 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
1162 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
1164 2010-03-01 Richard Guenther <rguenther@suse.de>
1167 * expr.c (expand_assignment): Use the alias-oracle to tell
1168 if the rhs aliases the result decl.
1170 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1173 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
1174 to sol_gt_pch_get_address.
1175 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
1176 64-bit, SPARC and x86.
1177 (sol_gt_pch_get_address): New function.
1179 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
1181 * toplev.h (inform_n, error_n): Declare.
1182 * diagnostic.c (inform_n, error_n): New function.
1184 2010-03-01 Jakub Jelinek <jakub@redhat.com>
1186 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
1187 has no rtl yet when processing local_decls, queue it and recheck
1188 if deferred stack allocation hasn't assigned it rtl.
1190 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
1192 * config/sh/sh.c (unspec_bbr_uid): New.
1193 (gen_block_redirect): Use it instead of INSN_UID.
1194 (gen_far_branch): Likewise.
1196 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
1198 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
1199 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
1201 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1203 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
1204 (Warning Options): -Wno-conversion-null is valid for
1205 Objective-C++ as well.
1206 * doc/tm.texi (Named Address Spaces): Likewise.
1207 * doc/plugins.texi (Plugins): Replace TABs with spaces.
1208 * doc/tree-ssa.texi (Tree SSA): Likewise.
1210 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1213 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
1214 by default. Don't set the default arch for
1215 i[34567]86-*-darwin*|x86_64-*-darwin*.
1217 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1220 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
1221 default. Set the default 32bit/64bit archs with $with_arch
1222 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
1224 2010-02-27 Richard Guenther <rguenther@suse.de>
1226 PR tree-optimization/43186
1227 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
1228 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
1229 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
1230 unroller iterations.
1232 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1234 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
1235 required and i[34567]86-*-* targets don't support 64bit ISA.
1237 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
1240 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1243 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1245 * config.gcc: Set the default arch at least to Prescott for
1246 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
1247 if SSE math is enabled.
1249 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1251 * diagnostic.c (diagnostic_initialize): Update.
1252 (diagnostic_report_diagnostic): Test inhibit_notes_p for
1254 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
1255 (diagnostic_inhibit_notes): New.
1256 * toplev.c (process_options): inhibit notes with -fcompare-debug.
1258 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1261 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
1262 * doc/standards.texi: Likewise.
1263 * doc/extend.texi: Likewise.
1264 * doc/trouble.texi: Likewise.
1265 * doc/cppopts.texi: Likewise.
1266 * doc/install.texi: Likewise.
1267 * c.opt (std=c90,std=gnu90): New options.
1268 * c-opts.c (c_common_handle_option): Handle them.
1270 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1273 * c-decl.c (undeclared_variable): Use an informative note.
1275 2010-02-26 Richard Guenther <rguenther@suse.de>
1277 PR tree-optimization/43186
1278 * gimple.h (gimple_fold): Remove.
1279 * gimple.c (gimple_fold): Remove. Inline into single user ...
1280 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
1281 Try harder for conditions.
1283 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1286 * function.c (used_types_insert): Don't skip through named pointer
1287 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
1288 and it is different from the main variant's type.
1290 2010-02-26 Nick Clifton <nickc@redhat.com>
1292 * config/rx/rx.md (sminsi3): Remove bogus alternative.
1294 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1296 * config.gcc: Support --with-fpmath=sse for x86.
1298 * config/i386/ssemath.h: New.
1300 * doc/install.texi (--with-fpmath=sse): Documented.
1302 2010-02-26 Richard Guenther <rguenther@suse.de>
1304 PR tree-optimization/43188
1305 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
1306 vector types of over-aligned element type.
1308 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
1311 * config/i386/i386.c (expand_vec_perm_blend): Use correct
1312 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
1314 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
1316 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
1318 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1320 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
1321 * var-tracking.c: Include diagnostic.h.
1322 (debug_dv): New function.
1323 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
1326 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
1327 (add_value_chain, add_value_chains, remove_value_chain,
1328 remove_value_chains): Handle DEBUG_EXPRs.
1329 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
1332 * regcprop.c (struct queued_debug_insn_change): New type.
1333 (struct value_data_entry): Add debug_insn_changes field.
1334 (struct value_data): Add n_debug_insn_changes field.
1335 (debug_insn_changes_pool): New variable.
1336 (free_debug_insn_changes, apply_debug_insn_changes,
1337 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
1338 (kill_value_one_regno): Call free_debug_insn_changes if needed.
1339 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
1341 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
1343 (copyprop_hardreg_forward_1): Don't call apply_change_group for
1344 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
1345 changes, call cprop_find_used_regs via note_stores.
1346 (copyprop_hardreg_forward): When copying vd from predecessor
1347 which has any queued DEBUG_INSN changes, make sure the pointers are
1348 cleared. At the end call df_analyze and then if there are any
1349 DEBUG_INSN changes queued at the end of some basic block for still
1350 live registers, apply them.
1351 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
1353 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
1355 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
1358 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
1360 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
1361 targets. Set the default with_cpu/with_arch from arch/cpu.
1362 Allow x86-64 and native for with_cpu/with_arch.
1364 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
1366 * ebitmap.c: Change calls to verify_popcount with calls to
1367 sbitmap_verify_popcount.
1368 (ebitmap_clear_bit): Fixed map->cacheindex test and
1369 map>cache update when bit clearing results in an empty
1372 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1375 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
1376 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
1377 and support both V2DF and V2DI modes.
1378 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
1379 support both V2DF and V2DI modes.
1380 (general): Delete trailing whitespace from a few patterns.
1382 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1383 V2DF/V2DI interleave high/low builtins.
1385 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
1388 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
1389 interleave high/low functions.
1391 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
1393 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
1394 #pragma extern_prefix.
1396 2010-02-25 Jakub Jelinek <jakub@redhat.com>
1399 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
1400 BLKmode, assert op0 is a MEM and just adjust its mode.
1403 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
1404 if bitpos isn't multiple of mode's bitsize.
1406 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1408 * c.opt (-ftemplate-depth=): New.
1409 (-ftemplate-depth-): Deprecate.
1410 * optc-gen.awk: Handle -ftemplate-depth=.
1411 * opth-gen.awk: Likewise.
1412 * c-opts.c (c_common_handle_option): Likewise.
1413 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
1415 2010-02-24 Jason Merrill <jason@redhat.com>
1417 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
1419 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1421 * cfg.c (alloc_aux_for_block): Remove inline.
1422 (alloc_aux_for_edge): Likewise.
1424 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1426 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
1428 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1430 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
1431 * config/i386/sol2-gas.h: New file.
1432 * config.gcc (i[34567]86-*-solaris2*): Use it.
1434 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1437 * c-typeck.c (ep_convert_and_check): New.
1438 (build_conditional_expr): Use it.
1439 (build_binary_op): Likewise.
1441 2010-02-24 Jakub Jelinek <jakub@redhat.com>
1443 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
1446 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
1447 bounds even for -O+.
1448 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
1449 expr needs to have DECL_NAME set.
1451 2010-02-24 Nick Clifton <nickc@redhat.com>
1453 * config/mep/mep.c: Include gimple.h.
1454 (mep_function_uses_sp): Delete unused function.
1455 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
1456 parameters. Use unsigned integers to count args. Return a
1457 NULL_RTX instead of an error_mark_node. Toidy up formatting.
1459 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1462 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
1463 greater or equal to nelt instead of 2 * nelt.
1464 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
1467 2010-02-23 Jason Merrill <jason@redhat.com>
1470 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
1471 in cfun->local_decls even if they have register types.
1474 * stor-layout.c (place_field): Don't warn about unnecessary
1475 DECL_PACKED if the type is packed.
1477 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1480 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
1481 GOTOFF relocs, even when the base reg isn't pic pointer.
1483 2010-02-23 Michael Matz <matz@suse.de>
1486 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
1487 (expand_gimple_basic_block): Generate and use debug temps if there
1488 are debug uses left after the last real use of TERed ssa names.
1489 Unlink debug immediate uses when they are expanded.
1491 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1494 * config/i386/i386.c (override_options): Reorganise to provide
1495 better error messages.
1497 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1500 * graphite-scop-detection.c (create_single_exit_edge): Move
1501 the call to find_single_exit_edge to....
1502 (create_sese_edges): ...here. Don't handle multiple edges
1503 exiting the function.
1504 (build_graphite_scops): Don't handle multiple edges
1505 exiting the function.
1507 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1510 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
1511 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
1513 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1516 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
1518 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1521 * c-typeck.c (convert_arguments): Print declaration location.
1522 * c-common.c (validate_nargs): Rename as
1523 builtin_function_validate_nargs.
1524 (check_builtin_function_arguments): Update.
1526 2010-02-22 Richard Guenther <rguenther@suse.de>
1529 * tree-inline.c (declare_return_variable): Use the type of
1530 the call stmt lhs if available.
1532 2010-02-22 Duncan Sands <baldrick@free.fr>
1534 * passes.c (register_pass): Always consider all pass lists when
1535 ref_pass_instance_number is zero.
1537 2010-02-22 Richard Guenther <rguenther@suse.de>
1539 PR tree-optimization/42749
1540 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
1541 parameter. Do arithmetic in the original type.
1542 (update_accumulator_with_ops): Likewise.
1543 (adjust_accumulator_values): Adjust.
1545 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1547 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
1548 (QI to BLKmode splitter): New splitter.
1550 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
1552 * config/i386/i386.c (initial_ix86_tune_features): Turn on
1553 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
1555 2010-02-22 Richard Guenther <rguenther@suse.de>
1557 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
1559 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
1561 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
1562 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
1563 ($(T)crti.o, $(T)crtn.o): Remove rules.
1565 2010-02-21 Tobias Burnus <burnus@net-b.de>
1568 * doc/invoke.texi (-fassociative-math): Document that this
1569 option is automatically enabled for Fortran.
1571 2010-02-20 David S. Miller <davem@davemloft.net>
1573 * configure.ac: Test if linker and assembler properly support
1574 GOTDATA_OP relocations.
1575 * configure: Rebuild.
1576 * config.in: Likewise.
1577 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
1578 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
1579 (movsi_high_pic): Likewise.
1580 (movdi_lo_sum_pic): Likewise.
1581 (movdi_high_pic): Likewise.
1582 (movsi_pic_gotdata_op): New pattern.
1583 (movdi_pic_gotdata_op): Likewise.
1584 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
1585 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
1587 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
1590 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
1591 attribute to ssemul.
1592 (xop_mulv2div2di3_high): Ditto.
1594 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1597 * c.opt (Wconversion-null): New option.
1598 * doc/invoke.texi (Wconversion-null): Document.
1600 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1602 * common.opt (Wlarger-than-): Add Undocumented.
1604 2010-02-19 Mike Stump <mikestump@comcast.net>
1606 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
1608 2010-02-19 Jason Merrill <jason@redhat.com>
1611 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
1612 * configure: Likewise.
1614 2010-02-20 Alan Modra <amodra@gmail.com>
1617 * cgraph.h (cgraph_make_decl_local): Declare.
1618 * cgraph.c (cgraph_make_decl_local): New function.
1619 (cgraph_make_node_local): Use it.
1620 * cgraphunit.c (cgraph_function_versioning): Likewise.
1621 * ipa.c (function_and_variable_visibility): Likewise.
1623 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1626 * except.c (sjlj_emit_function_enter): Don't call
1627 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
1629 * rtl.h (add_reg_br_prob_note): Remove prototype.
1631 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1634 * c-common.c (conversion_warning): Remove widening conversions
1635 before checking the conversion of integers to reals.
1637 2010-02-19 Mike Stump <mikestump@comcast.net>
1640 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
1643 * cgraphunit.c (process_function_and_variable_attributes): Check
1644 DECL_PRESERVE_P instead of looking up attribute "used".
1645 * ipa-pure-const.c (check_decl): Likewise.
1646 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
1647 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
1648 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
1649 instead of attribute "used".
1650 * config/sol2-c.c (solaris_pragma_init): Likewise.
1651 (solaris_pragma_fini): Likewise.
1653 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1655 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
1656 Use XCNEW instead of xcalloc.
1657 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
1658 XNEW instead of xmalloc.
1659 (get_fields): Use XNEWVEC instead of xmalloc.
1662 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
1663 populate vars array.
1664 (create_new_general_access): For debug stmts just reset value.
1665 (get_stmt_accesses): For accesses within debug stmts just record them
1666 using add_access_to_acc_sites instead of preventing the peeling or
1667 counting them as accesses.
1670 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
1672 2010-02-19 Richard Guenther <rguenther@suse.de>
1674 PR tree-optimization/42916
1675 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
1678 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
1680 * configure.ac: Replace all uses of changequote in macro arguments
1681 with proper quoting.
1683 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1686 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
1688 2010-02-19 Richard Guenther <rguenther@suse.de>
1690 PR tree-optimization/42944
1691 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
1692 test for aliasing with errno.
1694 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1697 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
1698 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
1699 * dojump.c: Include output.h.
1700 (inv): New inline function.
1701 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
1702 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
1703 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
1704 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
1705 argument, pass it down to other calls.
1706 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
1707 add REG_BR_PROB note to the conditional jump.
1708 * cfgexpand.c (add_reg_br_prob_note): Removed.
1709 (expand_gimple_cond): Don't call it, add the probability
1710 as last argument to jumpif_1/jumpifnot_1.
1711 * Makefile.in (dojump.o): Depend on output.h.
1712 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
1714 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
1715 * stmt.c (do_jump_if_equal): Likewise.
1716 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
1717 * loop-unswitch.c (compare_and_jump_seq): Likewise.
1718 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
1720 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
1721 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
1722 jumpifnot_1 callers.
1723 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
1725 (store_expr): Adjust jumpifnot caller.
1726 (store_constructor): Adjust jumpif caller.
1729 * gimplify.c (gimple_boolify): For __builtin_expect call
1730 gimple_boolify also on its first argument.
1732 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
1734 * configure.ac (gnu-unique-object): Wrap regexps using [] in
1736 (__stack_chk_fail): Ditto. Remove quadrigraphs.
1737 * configure: Regenerated.
1739 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1741 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
1742 lang_hooks.types_compatible_p instead of comptypes.
1744 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
1746 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
1747 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
1748 if __prefer_thumb__ is defined.
1750 2010-02-18 Martin Jambor <mjambor@suse.cz>
1752 PR tree-optimization/43066
1753 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
1754 array with zero-sized element type.
1756 2010-02-18 Jakub Jelinek <jakub@redhat.com>
1758 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
1759 rtx, allocate struct var_loc_node here and return it to the
1760 caller, and only if it is actually needed.
1761 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
1762 move it earlier and return immediately if it returns NULL.
1764 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
1766 * config/sparc/gas.h: New file. Restore
1767 TARGET_ASM_NAMED_SECTION to its ELF default.
1768 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
1770 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1771 Likewise. Add ATTRIBUTE_UNUSED to prototype.
1772 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
1773 after sparc/sysv4.h.
1775 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
1777 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
1779 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
1781 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
1782 patterns from predicated pattern.
1784 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
1787 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
1788 for insn mnemonic suffix.
1790 2010-02-17 Richard Guenther <rguenther@suse.de>
1792 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
1795 2010-02-17 Jakub Jelinek <jakub@redhat.com>
1798 * caller-save.c (save_call_clobbered_regs): If BB ends with
1799 a DEBUG_INSN, move any notes in between last real insn and the last
1800 DEBUG_INSN after the last DEBUG_INSN.
1802 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
1804 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
1805 Fix return type. Fix argument type. Explain meaning of return value.
1807 2010-02-16 Richard Guenther <rguenther@suse.de>
1809 PR tree-optimization/41043
1810 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
1811 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
1813 (vrp_visit_phi_node): ... but only for loop PHI nodes.
1815 2010-02-16 Ira Rosen <irar@il.ibm.com>
1817 PR tree-optimization/43074
1818 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
1819 * tree-vect-loop.c (vect_analyze_loop_operations): Add
1820 vectorizable cycles in hybrid SLP check.
1821 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
1823 2010-02-16 Richard Guenther <rguenther@suse.de>
1825 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
1826 (true_dependence): If memrefs_conflict_p computes must-alias
1827 trust it. Move TBAA check after offset-based disambiguation.
1828 (canon_true_dependence): Likewise.
1830 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
1832 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
1833 * doc/invoke.texi: Document it.
1834 * var-tracking.c: Include toplev.h and params.h.
1835 (vt_find_locations): Return bool indicating success. Compute
1836 hash sizes unconditionally. Check new parameter, report.
1837 (variable_tracking_main_1): Check vt_find_locations results and
1838 retry. Renamed from...
1839 (variable_tracking_main): ... this. New wrapper to preserve
1840 flag_var_tracking_assignments.
1841 * Makefile.in (var-tracking.o): Adjust dependencies.
1843 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
1844 Jakub Jelinek <jakub@redhat.com>
1847 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
1848 if weak_import attribute is present.
1849 * config/darwin.c (machopic_select_section): Likewise.
1851 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
1853 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
1854 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
1855 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
1856 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
1858 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
1861 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1864 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
1865 Rewrite text to refer to the names.
1867 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
1869 * config/i386/i386-builtin-types.def
1870 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
1871 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
1872 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
1873 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
1874 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
1875 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
1876 IX86_BUILTIN_VPERMIL2PS256.
1877 (MULTI_ARG_4_DF2_DI_I): Defined.
1878 (MULTI_ARG_4_DF2_DI_I1): Defined.
1879 (MULTI_ARG_4_SF2_SI_I): Defined.
1880 (MULTI_ARG_4_SF2_SI_I1): Defined.
1881 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
1882 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
1883 __builtin_ia32_vpermil2ps256.
1884 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1885 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1886 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
1887 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1888 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1889 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
1890 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
1891 CODE_FOR_xop_vpermil2v8sf3.
1892 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
1893 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
1894 * config/i386/xopintrin.h (_mm_permute2_pd): New.
1895 (_mm256_permute2_pd): New.
1896 (_mm_permute2_ps): New.
1897 (_mm256_permute2_ps): New.
1899 2010-02-15 Nick Clifton <nickc@redhat.com>
1901 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
1902 boolean parameters. Use emit_jump_insn when emitting a pop
1903 instruction containing a return insn.
1904 (push): Use 'true' rather than '1' as second parameter to F.
1905 (h8300_expand_prologue): Likewise.
1906 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
1907 (h8300_expand_epilogue): Likewise.
1909 2010-02-15 Richard Guenther <rguenther@suse.de>
1912 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
1915 2010-02-15 Nick Clifton <nickc@redhat.com>
1917 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
1920 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
1922 * intl.c (fake_ngettext): New function.
1923 * intl.h (fake_ngettext): Declare.
1924 (ngettext): Define macro.
1925 * collect2.c (notice_translated): New function.
1926 (main): Use notice_translated and ngettext.
1927 * collect2.h (notice_translated): Declare.
1929 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
1931 * reorg.c (delete_computation): Comment fixes.
1932 * caller-save.c (setup_save_areas): Idem.
1933 * sel-sched-dump.c (dump_lv_set): Idem.
1936 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1938 * config/s390/s390.c (s390_sched_init): New function.
1939 (TARGET_SCHED_INIT): Target hook defined.
1941 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
1942 Jack Howarth <howarth@bromo.med.uc.edu>
1943 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1946 Partial revert of unintended change in fix for PR41605.
1947 * config/darwin.h: Fix typo.
1948 * config/darwin9.h: Same.
1950 2010-02-11 Jakub Jelinek <jakub@redhat.com>
1952 * c-pch.c (pch_init): Clear v.
1954 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1957 * graphite-scop-detection.c (graphite_can_represent_scev): Call
1958 graphite_can_represent_init for MULT_EXPR.
1960 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1964 * graphite-sese-to-poly.c (remove_phi): New.
1965 (translate_scalar_reduction_to_array): Call remove_phi.
1967 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1970 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
1971 * graphite-clast-to-gimple.h (gloog): Update declaration.
1972 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
1973 * graphite-poly.h (struct poly_bb): Add missing comments.
1974 (struct scop): Add poly_scop_p field.
1976 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
1977 * graphite.c (graphite_transform_loops): Build the polyhedral
1978 representation for each scop before code generation.
1979 * sese.c (rename_variables_in_operand): Removed.
1980 (rename_variables_in_expr): Return the renamed expression.
1981 (rename_sese_parameters): New.
1982 * sese.h (rename_sese_parameters): Declared.
1984 2010-02-11 Richard Guenther <rguenther@suse.de>
1986 PR tree-optimization/42998
1987 * tree-ssa-pre.c (create_expression_by_pieces): Treat
1988 POINTER_PLUS_EXPR properly.
1990 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1991 Changpeng Fang <changpeng.fang@amd.com>
1994 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
1995 the cost of an IV candidate when the IV is used in a test against zero.
1997 * gcc.dg/tree-ssa/ivopts-3.c: New.
1999 2010-02-11 Richard Guenther <rguenther@suse.de>
2002 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
2003 pointer-vs-decl case by swapping refs. Handle some cases
2004 of pointer-vs-decl disambiguations more conservatively.
2005 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
2006 to false after expanding.
2008 2010-02-11 Richard Guenther <rguenther@suse.de>
2011 * gcc.c (process_command): Handle LTO file@offset case more
2014 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2016 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
2017 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
2019 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
2021 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
2022 if MEM's mode size isn't DWARF2_ADDR_SIZE.
2023 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
2024 Optimize eq/ne comparisons when both arguments are known to be
2026 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
2027 Don't mask operands unnecessarily if they are known to be already
2030 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
2032 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
2035 2010-02-10 Richard Guenther <rguenther@suse.de>
2037 PR tree-optimization/43017
2038 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
2039 for wrapping signed arithmetic.
2041 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2044 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
2045 if no debug info should be emitted for it.
2047 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
2049 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
2050 note when flag_exceptions is set.
2052 2010-02-10 Duncan Sands <baldrick@free.fr>
2054 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
2056 2010-02-10 Richard Guenther <rguenther@suse.de>
2059 * tree.c (get_unwidened): Handle constants.
2060 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
2062 2010-02-10 Martin Jambor <mjambor@suse.cz>
2065 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
2066 check for variable argument counts independently.
2068 2010-02-10 Christian Bruel <christian.bruel@st.com>
2071 * config/sh/sh.c (find_barrier): Increase length for non delayed
2072 conditional branches.
2074 2010-02-10 Christian Bruel <christian.bruel@st.com>
2076 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
2078 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2080 * builtins.c (set_builtin_user_assembler_name): Also handle
2081 ffs if int is smaller than word.
2083 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
2086 * ira-conflicts.c (get_dup): Remove.
2087 (process_reg_shuffles): Add new parameter. Use it as an
2088 additional guard for copy generation.
2089 (add_insn_allocno_copies): Rewrite.
2091 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
2093 * common.opt (fsched2-use-traces): Preserved for backward
2095 * doc/invoke.texi: Remove the documentation about option
2096 -fsched2-use-traces.
2097 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
2098 flag_sched2_use_traces.
2099 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
2100 the backward compatibility flag section.
2102 2010-02-09 Richard Guenther <rguenther@suse.de>
2104 PR tree-optimization/43008
2105 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
2106 make HEAP variables initialized from global memory if they
2107 are not known builtin functions.
2108 (find_func_aliases): Adjust.
2110 2010-02-09 Richard Guenther <rguenther@suse.de>
2112 PR tree-optimization/43000
2113 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
2114 arithmetic manually.
2116 2010-02-08 Jakub Jelinek <jakub@redhat.com>
2118 PR tree-optimization/42931
2119 * tree-loop-linear.c (try_interchange_loops): Don't call
2120 double_int_mul if estimated_loop_iterations failed.
2122 2010-02-08 Martin Jambor <mjambor@suse.cz>
2125 * tree-sra.c (build_accesses_from_assign): Do not mark in
2126 should_scalarize_away_bitmap if stmt has volatile ops.
2127 (sra_modify_assign): Do not process assigns piecemeal if if stmt
2130 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
2132 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
2134 2010-02-07 Adam Nemet <adambnmet@gmail.com>
2136 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
2139 2010-02-07 Andrew Pinski <pinskia@gmail.com>
2142 * df-core.c (df_finish_pass): Change type of saved_flags to int.
2144 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2147 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
2148 to unknown_dependence.
2149 (graphite_legal_transform_dr): Handle the unknown_dependence.
2150 (graphite_carried_dependence_level_k): Same.
2152 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2154 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
2156 2010-02-07 Richard Guenther <rguenther@suse.de>
2159 * expr.c (get_inner_reference): Always initialize *pbitsize.
2161 2010-02-07 Richard Guenther <rguenther@suse.de>
2164 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
2165 new ARRAY_REFs on variable size element or minimal index arrays.
2167 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
2168 gimple_fold_indirect_ref.
2170 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
2173 * arm.c (arm_override_options): Just return if the user has specified
2174 an invalid fpu name.
2176 2010-02-03 Jason Merrill <jason@redhat.com>
2179 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
2180 i386_pe_maybe_record_exported_symbol.
2182 2010-02-05 Steve Ellcey <sje@cup.hp.com>
2185 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2186 (pa_delegitimize_address): New function.
2188 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
2190 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
2191 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
2193 2010-02-05 Richard Guenther <rguenther@suse.de>
2196 * lto-streamer-in.c (get_resolution): Deal with references
2197 to undefined functions.
2199 2010-02-05 Richard Guenther <rguenther@suse.de>
2201 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
2202 (fold_const_aggregate_ref): Likewise.
2203 (ccp_fold_stmt): Substitute loads.
2204 (maybe_fold_reference): Verify types before substituting.
2206 (fold_gimple_assign): Unshare properly.
2207 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
2209 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
2211 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
2212 for rs6000_gen_cell_microcode.
2214 2010-02-04 Richard Guenther <rguenther@suse.de>
2216 PR rtl-optimization/42952
2217 * dse.c (const_or_frame_p): Remove MEM handling.
2219 2010-02-04 Nick Clifton <nickc@redhat.com>
2221 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
2222 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
2223 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
2224 (mn10300_asm_output_mi_thunk): New function.
2225 (mn10300_can_output_mu_thunk): New function.
2226 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
2227 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
2228 (FUNCTION_ARG): Delete incorrect comment.
2230 2010-02-03 Jason Merrill <jason@redhat.com>
2233 * fold-const.c (operand_equal_p): Handle erroneous types.
2235 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2237 * config/h8300/h8300.md (can_delay): Fix attibute condition.
2239 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
2241 PR rtl-optimization/42941
2242 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
2245 2010-02-03 Jason Merrill <jason@redhat.com>
2248 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
2250 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
2253 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
2254 (cselib_reset_table): Renamed from...
2255 (cselib_reset_table_with_next_value): ... this.
2256 (cselib_get_next_uid): Renamed from...
2257 (cselib_get_next_unknown_value): ... this.
2258 * cselib.c (next_uid): Renamed from...
2259 (next_unknown_value): ... this.
2260 (cselib_clear_table): Adjust.
2261 (cselib_reset_table): Adjust. Renamed from...
2262 (cselib_reset_table_with_next_value): ... this.
2263 (cselib_get_next_uid): Adjust. Renamed from...
2264 (cselib_get_next_unknown_value): ... this.
2265 (get_value_hash): Use hash.
2266 (cselib_hash_rtx): Likewise.
2267 (new_cselib_val): Adjust. Set and dump uid.
2268 (cselib_lookup_mem): Pass next_uid as hash.
2269 (cselib_subst_to_values): Likewise.
2270 (cselib_log_lookup): Dump uid.
2271 (cselib_lookup): Pass next_uid as hash. Adjust.
2272 (cselib_process_insn): Adjust.
2273 (cselib_init): Initialize next_uid.
2274 (cselib_finish): Adjust.
2275 (dump_cselib_table): Likewise.
2276 * dse.c (canon_address): Dump value uid.
2277 * print-rtl.c (print_rtx): Print value uid.
2278 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
2280 (dv_uid): New function, sort of renamed from...
2281 (dv_htab_hash): ... this, reimplemented in terms of it and...
2282 (dv_uid2hash): ... this. New.
2283 (variable_htab_eq): Drop excess assertions.
2284 (tie_break_pointers): Removed.
2285 (canon_value_cmp): Compare uids.
2286 (variable_post_merge_New_vals): Print uids.
2287 (vt_add_function_parameters): Adjust.
2288 (vt_initialize): Reset table. Adjust.
2290 2010-02-03 Richard Guenther <rguenther@suse.de>
2292 PR tree-optimization/42944
2293 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
2294 (call_may_clobber_ref_p_1): Likewise. Properly handle
2295 malloc and calloc clobbering errno.
2297 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
2299 * doc/invoke.texi: Fix name of sched1 dump.
2301 * opts.c (decode_options): Set flag_tree_switch_conversion
2302 only conditionally on optimize >= 2.
2304 * gcse.c: Assorted comment fixes in pass description.
2306 2010-02-03 Anthony Green <green@moxielogic.com>
2308 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
2309 nop padding in order to maintain alignment of storage location of
2310 target function address.
2311 (moxie_trampoline_init): Store target function address at newly
2313 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
2315 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
2317 2010-02-03 Richard Guenther <rguenther@suse.de>
2320 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
2322 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2324 * config.gcc: Reenable check for obsolete targets.
2325 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
2326 mips-sgi-irix6.[0-4]*.
2328 2010-02-02 Nick Clifton <nickc@redhat.com>
2330 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
2331 constant size of 4 as being the same as 0.
2332 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
2333 can take values in the range 0..4.
2335 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
2338 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
2339 as _darwin10_Unwind_FindEnclosingFunction().
2340 * libgcc-libsystem.ver: New.
2342 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
2345 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
2346 implicitly set registers.
2348 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
2350 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
2351 (arm_override_options): Allow automatic selection of the thread
2352 pointer register if thumb2.
2353 (legitimize_pic_address): Improve code sequences for Thumb2.
2354 (arm_call_tls_get_addr): Likewise.
2355 (legitimize_tls_address): Likewise.
2356 * arm.md (pic_load_addr_arm): Delete. Replace with ...
2357 (pic_load_addr_32bit): ... this. New named pattern.
2358 * thumb2.md (pic_load_addr_thumb2): Delete.
2359 (pic_load_dot_plus_four): Delete.
2360 (tls_load_dot_plus_four): New named pattern.
2362 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2365 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
2366 Document fix for TLS bug.
2368 2010-01-31 Richard Guenther <rguenther@suse.de>
2370 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
2371 conservatively correct.
2373 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2377 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2379 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2381 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2383 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
2385 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
2387 * config.gcc: Adjust order of makefile fragments for mingw targets.
2389 2010-01-31 Richard Guenther <rguenther@suse.de>
2392 * gimplify.c (gimplify_init_constructor): For volatile LHS
2393 initialize a temporary.
2395 2010-01-31 Matthias Klose <doko@ubuntu.com>
2397 * configure.ac: Fix __stack_chk_fail check for cross builds configured
2399 * configure: Regenerate.
2401 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
2403 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2404 the same alias set and their sizes different constantness.
2405 (aliasing_component_refs_p): Revert 2009-10-24 change.
2407 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2409 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
2412 2010-01-29 Richard Guenther <rguenther@suse.de>
2414 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
2415 Assert we successfully updated the call.
2417 2010-01-29 Jakub Jelinek <jakub@redhat.com>
2419 PR rtl-optimization/42889
2420 * df.h (df_set_bb_dirty_nonlr): New prototype.
2421 * df-core.c (df_set_bb_dirty_nonlr): New function.
2422 * df-scan.c (df_insn_rescan): Call it instead of
2423 df_set_bb_dirty for DEBUG_INSNs.
2425 2010-01-29 Richard Guenther <rguenther@suse.de>
2428 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
2429 quadratic behavior in most cases.
2431 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
2434 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
2435 in the call to gen_x86_movsicc_0_m1.
2437 2010-01-28 Richard Guenther <rguenther@suse.de>
2439 PR tree-optimization/42871
2440 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
2442 2010-01-28 Richard Guenther <rguenther@suse.de>
2444 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
2445 into call arguments.
2447 2010-01-28 Richard Guenther <rguenther@suse.de>
2450 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
2451 the forwarder if the destination is an EH landing pad.
2453 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
2455 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
2456 block list passed to gimple_duplicate_sese_tail.
2457 (parallelize_loops): Avoid parallelization when the function
2459 Avoid parallelization when the preheader is IRREDUCIBLE.
2460 Try to optimize when estimated_loop_iterations_int is unresolved.
2461 Add the loop's location to the dump file.
2462 * tree-cfg.c (add_phi_args_after_redirect): Remove.
2463 (gimple_duplicate_sese_tail): Remove the check for the latch.
2464 Redirect nexits to the exit block.
2465 Remove handling of the incoming edges to the latch.
2466 Redirect the backedge from the copied latch to the exit bb.
2468 2010-01-28 Michael Matz <matz@suse.de>
2471 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
2472 Wrap force_reg into a sequence, emit it before user.
2474 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
2476 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
2478 (arm_legacy_rev): Likewise.
2479 (thumb_legacy_rev): Likewise.
2481 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2483 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
2484 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
2485 on MEM's address failed, try avoid_constant_pool_reference and
2486 recurse if it returned something different.
2487 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
2488 address, try avoid_constant_pool_reference and recurse if it
2489 returned something different.
2490 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
2491 address and avoid_constant_pool_reference returned something
2492 different, don't set have_address.
2494 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
2497 * var-tracking.c (val_store): Add modified argument, obey it.
2499 (count_uses): Move down logging of main.
2500 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
2501 don't need resolution.
2502 (emit_notes_in_bb): Likewise.
2504 2010-01-27 Richard Guenther <rguenther@suse.de>
2507 * tree-inline.c (remap_decl): Delay remapping of SSA name
2508 default definitions until we need them.
2510 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2512 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2513 (rs6000_delegitimize_address): New function.
2515 * config/s390/s390.c (s390_delegitimize_address): Call
2516 delegitimize_mem_from_attrs.
2519 * tree-inline.c (cannot_copy_type_1): Removed.
2520 (copy_forbidden): Don't forbid copying of functions containing
2521 records/unions with variable length fields.
2523 2010-01-27 Christian Bruel <christian.bruel@st.com>
2527 * config/sh/sh.c (find_barrier): Increase length for non delayed
2528 conditional branches.
2530 2010-01-27 Matthias Klose <doko@ubuntu.com>
2532 * configure.ac (gnu-unique-object): Fix ldd version check.
2533 * configure: Regenerate.
2535 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2537 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
2539 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
2540 Test for HAVE_GNU_AS value.
2542 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2544 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
2545 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
2546 INT64_TYPE): Define.
2547 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
2548 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2549 INT_LEAST64_TYPE): Define.
2550 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
2551 UINT_LEAST64_TYPE): Define.
2552 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
2553 INT_FAST64_TYPE): Define.
2554 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2555 UINT_FAST64_TYPE): Define.
2556 (INTMAX_TYPE, UINTMAX_TYPE): Define.
2557 (INTPTR_TYPE, UINTPTR_TYPE): Define.
2558 (SIG_ATOMIC_TYPE): Define.
2560 2010-01-26 Richard Guenther <rguenther@suse.de>
2562 * df-scan.c (df_scan_set_bb_info): Remove assert.
2563 (df_insn_rescan_debug_internal): Merge asserts.
2564 (df_install_ref): Likewise.
2565 (df_mark_reg): Use bitmap_set_range.
2566 (df_hard_reg_used_p): Remove assert.
2567 (df_hard_reg_used_count): Likewise.
2569 2010-01-26 Richard Guenther <rguenther@suse.de>
2571 PR rtl-optimization/42685
2572 * web.c (web_main): Ignore DEBUG_INSNs.
2574 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
2576 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
2578 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
2579 Fix types of fndecl and arglist parameters.
2581 2010-01-26 Richard Guenther <rguenther@suse.de>
2584 * tree-eh.c (unsplit_eh): Skip debug insns.
2586 2010-01-26 Richard Guenther <rguenther@suse.de>
2588 PR tree-optimization/42250
2589 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
2591 2010-01-26 Jakub Jelinek <jakub@redhat.com>
2594 * omp-low.c (expand_omp_sections): Only use single_pred if
2595 l2_bb is single_pred_p.
2597 2010-01-25 Christian Bruel <christian.bruel@st.com>
2600 * config/sh/sh.c (find_barrier): Increase length for non delayed
2601 conditional branches.
2602 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
2604 2010-01-24 David S. Miller <davem@davemloft.net>
2606 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
2607 define if not using GAS.
2608 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2609 Likewise. Delete SECTION_MERGE code, which is only applicable
2612 2010-01-24 Mark Mitchell <mark@codesourcery.com>
2615 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
2616 mangling of va_list in system headers.
2618 2010-01-23 Toon Moene <toon@moene.org>
2620 * tree-predcom.c (combine_chains): Return NULL, not false.
2622 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
2624 * tree-loop-distribution.c (distribute_loop): Fix declaration and
2625 initialization of variable res to agree with return type.
2627 2010-01-22 Steve Ellcey <sje@cup.hp.com>
2629 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
2630 * tree-sra.c: Add include of expr.h.
2632 2010-01-22 Jakub Jelinek <jakub@redhat.com>
2634 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
2635 insert the debug stmt on the single non-EH edge from the stmt.
2637 2010-01-22 Richard Henderson <rth@redhat.com>
2640 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
2641 the RHS until after generate_subtree_copies has insertted its
2642 code before the current statement.
2644 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
2646 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
2648 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
2650 2010-01-21 Martin Jambor <mjambor@suse.cz>
2652 PR tree-optimization/42585
2653 * tree-sra.c (struct access): New field grp_total_scalarization.
2654 (dump_access): Dump the new field.
2655 (should_scalarize_away_bitmap): New variable.
2656 (cannot_scalarize_away_bitmap): Likewise.
2657 (sra_initialize): Allocate new bitmaps.
2658 (sra_deinitialize): Free new bitmaps.
2659 (create_access_1): New function.
2660 (create_access): Parts moved to create_access_1.
2661 (type_consists_of_records_p): New function.
2662 (completely_scalarize_record): Likewise.
2663 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
2664 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
2665 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
2667 (analyze_all_variable_accesses): Completely scalarize small eligible
2670 2010-01-21 Martin Jambor <mjambor@suse.cz>
2672 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
2674 2010-01-21 Andrew Haley <aph@redhat.com>
2676 * gcc.c (process_command): Move lang_specific_driver before
2677 setting cc_libexec_prefix.
2679 2010-01-21 Richard Guenther <rguenther@suse.de>
2682 * fold-const.c (negate_expr_p): Pretend only negative
2683 real constants are easily negatable.
2685 2010-01-20 Janis Johnson <janis187@us.ibm.com>
2686 Jason Merrill <jason@redhat.com>
2688 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
2689 (TYPE_TRANSPARENT_AGGR): this, for union and record.
2690 * calls.c (initialize argument_information): Handle it.
2691 * c-common.c (handle_transparent_union_attribute): Use new name.
2692 * c-decl.c (finish_struct): Ditto.
2693 * c-typeck.c (type_lists_compatible_p): Ditto.
2694 (convert_for_assignment): Use new name and also handle record.
2695 * function.c (aggregate_value_p): Handle it.
2696 (pass_by_reference): Ditto.
2697 (assign_parm_data_types): Ditto.
2698 * print-tree.c (print_node): Ditto.
2699 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
2700 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
2701 * tree.c (first_field): New fn.
2703 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
2706 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
2707 even when linking statically, for now.
2709 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2712 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
2713 without a cselib val.
2714 (count_uses): Accept MO_VAL_SET with no val on stores.
2715 (add_stores): Likewise.
2717 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2719 * var-tracking.c (check_value_val): Add a compile time assertion.
2720 (dv_is_decl_p): Simplify.
2721 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
2722 gcc_assert if ENABLE_CHECKING.
2724 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2727 * var-tracking.c: Include tree-flow.h.
2728 (mem_dies_at_call): New.
2729 (dataflow_set_preserve_mem_locs): Use it.
2730 (dataflow_set_remove_mem_locs): Likewise.
2731 (dump_var): Renamed from dump_variable. Adjust all callers.
2732 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
2733 * Makefile.in (var-tracking.o): Adjust deps.
2735 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
2737 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
2739 2010-01-20 Richard Guenther <rguenther@suse.de>
2741 PR tree-optimization/42717
2742 * tree-ssa-dce.c (get_live_post_dom): Remove.
2743 (forward_edge_to_pdom): Take an arbitrary edge to copy
2744 degenerate PHI args from.
2745 (remove_dead_stmt): Use the first post-dominator even if it
2746 does not contain live statements as redirection destination.
2748 2010-01-20 Richard Guenther <rguenther@suse.de>
2750 * tree-inline.c (estimate_num_insns): Handle EH builtins.
2752 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2754 * sel-sched.c (create_speculation_check): Remove set but not used
2756 (try_transformation_cache): Remove set but not used variable ds.
2757 (calculate_privileged_insns): Remove set but not used variables
2758 cur_insn and min_spec_insn.
2759 (find_best_expr): Remove set but not used variable avail_n.
2760 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
2762 * cgraphunit.c (assemble_thunk): Remove set but not used variable
2764 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
2765 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
2768 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
2771 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
2772 cpu types. Add support for *-sse3 cpu types.
2773 (x86_64-*-*): Ditto.
2775 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2778 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
2779 argument, call initializer_constant_valid_p_1 instead of
2780 initializer_constant_valid_p, pass CACHE to it, return NULL
2781 immediately if first call returns NULL.
2782 (initializer_constant_valid_p_1): New function.
2783 (initializer_constant_valid_p): Use it.
2785 2010-01-20 Thomas Quinot <quinot@adacore.com>
2787 * tree.def (PLACEHOLDER_EXPR): Fix comment.
2789 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2791 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
2792 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
2793 (loc_list_from_tree): Don't handle unsigned division. Handle
2794 signed modulo using DW_OP_{over,over,div,mul,minus}.
2795 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
2796 modulo instead of signed.
2798 2010-01-20 DJ Delorie <dj@redhat.com>
2800 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
2802 (h8300_emit_stack_adjustment): Propogate it.
2804 (h8300_expand_prologue): Likewise.
2805 (h8300_expand_epilogue): Likewise.
2807 2010-01-19 Michael Matz <matz@suse.de>
2809 PR tree-optimization/41783
2810 * tree-data-ref.c (toplevel): Include flags.h.
2811 (dump_data_dependence_relation): Also dump the inputs if the
2812 result will be unknown.
2813 (split_constant_offset_1): Look through some conversions.
2814 * tree-predcom.c (determine_roots_comp): Restart a new chain if
2815 the offset from last element is too large.
2816 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
2817 (reassociate_to_the_same_stmt): Handle vector registers.
2818 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
2820 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
2821 wide_prolog_niters argument, emit widening instructions.
2822 (vect_do_peeling_for_alignment): Adjust caller, use widened
2823 variant of the iteration cound.
2824 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
2826 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2829 * config/arm/neon-testgen.m (emit_automatics): New parameter
2830 features. Adjust for Fixed_return_reg feature.
2831 (test_intrinsic): Call emit_automatics with new feature.
2832 * config/arm/neon.ml: Update copyright years.
2833 (features): New Fixed_return_reg feature.
2834 (ops): Update feature for Vget_low.
2836 2010-01-19 Jakub Jelinek <jakub@redhat.com>
2838 PR tree-optimization/42719
2839 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
2843 * fwprop.c (all_uses_available_at): Return false if def_set dest
2844 is a REG that is used in def_insn.
2846 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
2848 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
2850 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
2853 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
2855 * target.h (struct gcc_target) <secondary_reload>: Change type
2856 of last argument to secondary_reload_info *.
2858 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
2861 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
2862 memory references with unaligned offsets. Remove CQImode handling.
2863 (unaligned_memory_operand): Return 1 for memory references with
2864 unaligned offsets. Remove CQImode handling.
2866 2010-01-18 Richard Guenther <rguenther@suse.de>
2869 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
2872 2010-01-18 Richard Guenther <rguenther@suse.de>
2874 PR tree-optimization/42781
2875 * tree-ssa-structalias.c (find_what_var_points_to): Skip
2876 restrict processing only if the original variable was artificial.
2878 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
2880 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
2881 find number of popped argument bytes.
2883 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
2884 Fix the text that describes the return value for invalid insns.
2886 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
2888 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
2889 Clarify what 'cost of the -dependence' is. Fix quoting.
2891 * toplev.c (default_get_pch_validity): Rename argument to "sz".
2892 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
2894 2010-01-17 Jakub Jelinek <jakub@redhat.com>
2896 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2897 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
2899 2010-01-17 Richard Guenther <rguenther@suse.de>
2902 * function.c (split_complex_args): Take a VEC to modify.
2903 (assign_parms_augmented_arg_list): Build a VEC instead of
2904 a chain of PARM_DECLs.
2905 (assign_parms_unsplit_complex): Take a VEC of arguments.
2906 Do not fixup unmodified parms.
2907 (assign_parms): Deal with the VEC.
2908 (gimplify_parameters): Likewise.
2910 2010-01-17 Richard Guenther <rguenther@suse.de>
2912 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
2913 node existence check.
2914 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
2915 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
2916 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
2917 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
2918 (gimple_execute_on_growing_pred): Likewise.
2920 2010-01-17 Richard Guenther <rguenther@suse.de>
2922 PR tree-optimization/42773
2923 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
2924 (compute_antic_aux): Likewise.
2925 (compute_partial_antic_aux): Likewise.
2927 2010-01-17 Jie Zhang <jie.zhang@analog.com>
2930 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
2933 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
2935 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
2938 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
2939 Fix markup for strict argument.
2941 (TARGET_SCHED_REORDER2): Fix argument types.
2943 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
2944 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
2946 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
2947 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
2949 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
2952 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
2953 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
2954 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
2955 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
2956 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
2958 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
2960 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
2962 (TARGET_ASM_RELOC_RW_MASK): Add return type.
2963 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
2965 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
2967 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
2970 (TARGET_ASM_NAMED_SECTION): Fix argument list.
2972 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
2973 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
2975 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
2977 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
2979 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
2980 referring to it. Fix language.
2982 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
2984 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
2986 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
2988 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
2990 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
2991 '@var{stream}. Remove stray 'and'.
2993 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
2995 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
2997 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
2999 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
3000 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
3002 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
3003 Fix description of return value.
3004 Rename argument "sz" to "len."
3006 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
3007 Clarify meaning of 'true' return value.
3009 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
3011 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
3012 rep_mode versus mode_rep.
3014 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
3016 (TARGET_BUILTIN_DECL): Fix name.
3018 (TARGET_COMMUTATIVE_P): Fix type of first argument.
3020 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
3022 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
3024 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
3026 (TARGET_RELAXED_ORDERING): Use @deftypevr.
3028 (TARGET_GET_DRAP_RTX): Note that this is a hook.
3031 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
3032 Rename argument tm_fn to md_fn.
3034 (TARGET_OPTION_PRINT): Fix argument list.
3036 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
3039 * config/i386/i386.c (ix86_fixup_binary_operands):
3040 Revert FMA4 fixup of operands.
3042 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3045 * Makefile.in (write_entries_to_file, install-plugin):
3046 Use \012 instead of \n with tr.
3048 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
3050 * configure.ac (HAVE_AS_REF): New C macro.
3051 * configure: Regenerate.
3052 * config.in: Likewise.
3053 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
3055 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
3058 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
3060 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
3062 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
3064 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
3066 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
3068 (TARGET_IN_SMALL_DATA_P): Fix argument type.
3070 (TARGET_BINDS_LOCAL_P): Fix argument type.
3072 (TARGET_ASM_FILE_END): Use prototype.
3074 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
3076 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
3078 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
3080 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
3082 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
3083 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
3085 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
3086 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
3088 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
3089 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
3090 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
3091 (TARGET_ADDR_SPACE_CONVERT): Likewise.
3093 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
3095 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
3097 (TARGET_INIT_BUILTINS): Use prototype.
3099 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3100 Put 'const char *' in braces. Fix parameter types.
3101 (TARGET_INVALID_CONVERSION): Fix parameter types.
3102 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
3103 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
3105 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
3108 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
3110 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
3112 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
3114 * doc/tm.texi (TARGET_HELP): Fix return type.
3116 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
3117 in braces. Fix argument types.
3119 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
3121 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
3123 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
3125 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
3126 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
3128 (TARGET_MANGLE_TYPE): Fix argument types.
3130 (TARGET_IRA_COVER_CLASSES): Use prototype.
3132 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
3134 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
3136 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
3138 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
3140 (TARGET_CALLEE_COPIES): Fix argument types.
3142 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
3144 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
3146 (TARGET_FUNCTION_VALUE): Fix argument types.
3148 (TARGET_RETURN_IN_MSB): Fix argument type.
3150 (TARGET_RETURN_IN_MEMORY): Fix argument types.
3152 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
3154 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
3156 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
3157 agree with return type.
3159 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
3161 2010-01-15 Jing Yu <jingyu@google.com>
3163 PR rtl-optimization/42691
3164 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
3165 a pseudo to a constant and are merged, and adjust comments.
3167 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
3169 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
3171 2010-01-15 Richard Guenther <rguenther@suse.de>
3174 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
3175 labels of computed or non-local gotos to the destination.
3176 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
3177 landing pad label is the first label.
3179 2010-01-15 Richard Guenther <rguenther@suse.de>
3181 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
3183 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3186 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
3187 to allow generation of the xssqrtdp instruction on power7.
3188 (sqrtdf2_fpr): Ditto.
3190 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3193 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
3194 functions with noreturn attribute.
3197 * varasm.c (declare_weak): Add weak attribute to decl if it
3198 doesn't have one already.
3199 (assemble_external): Only add decls to weak_decls if they also
3200 have weak attribute.
3202 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
3204 * var-tracking.c (var_reg_delete): Don't delete the association
3205 between REGs and values or one-part variables if the register
3208 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3211 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
3212 because its first operand is a non-localized variable.
3214 2010-01-14 Martin Jambor <mjambor@suse.cz>
3216 PR tree-optimization/42706
3217 * tree-sra.c (encountered_recursive_call): New variable.
3218 (encountered_unchangable_recursive_call): Likewise.
3219 (sra_initialize): Initialize both new variables.
3220 (callsite_has_enough_arguments_p): New function.
3221 (scan_function): Call decl and flags check only for IPA-SRA, check
3222 whether there is a recursive call and whether it has enough arguments.
3223 (all_callers_have_enough_arguments_p): New function.
3224 (convert_callers): Look for recursive calls only when
3225 encountered_recursive_call is set.
3226 (ipa_early_sra): Bail out either if
3227 !all_callers_have_enough_arguments_p or
3228 encountered_unchangable_recursive_call.
3230 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3232 * sel-sched.c: Add 2010 to copyright years.
3233 * sel-sched-ir.c: Likewise.
3234 * sel-sched-ir.h: Likewise.
3236 2010-01-14 Martin Jambor <mjambor@suse.cz>
3238 PR tree-optimization/42714
3239 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
3240 constructors specially.
3242 2010-01-14 Andi Kleen <ak@linux.intel.com>
3244 * config/i386/drivers-i386.c (detect_caches_intel):
3245 Add l2sizekb parameter and fill in.
3246 (host_detect_local_cpu): Add l2sizekb, fill in.
3247 Add Atom small cache heuristic.
3249 2010-01-14 Andi Kleen <ak@linux.intel.com>
3251 * config/i386/drivers-i386.c (detect_caches_cpuid4):
3252 Add level3 parameter and fill in.
3253 (detect_caches_intel): Handle level3 cache.
3255 2010-01-14 Andi Kleen <ak@linux.intel.com>
3257 * config/i386/drivers-i386.c (host_detect_local_cpu):
3258 Fix core duo detection.
3260 2010-01-14 Andi Kleen <ak@linux.intel.com>
3262 * config/i386/drivers-i386.c (host_detect_local_cpu):
3265 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3267 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
3268 (rs6000_variable_issue_1): this. Use...
3269 (rs6000_variable_issue): here. Reimplement. Print debug info.
3271 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3273 * sel-sched-ir.c (sel_restore_other_notes): Rename to
3274 sel_restore_notes. Update all callers. Call reemit_notes
3277 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3279 PR rtl-optimization/42246
3280 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
3283 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3285 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
3286 all successors is the same as number of successors in current region.
3288 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3290 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
3291 to rename is not separable. Otherwise check that its LHS is not NULL.
3293 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3295 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
3297 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3299 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
3300 available registers when failed to discover LHS register class.
3301 Fix indentation. Update comment.
3303 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3304 Alexander Monakov <amonakov@ispras.ru>
3306 PR rtl-optimization/42389
3307 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
3309 (advance_state_on_fence): Likewise.
3310 (sel_target_adjust_priority): Print debug output only when
3311 sched_verbose >= 4, not 2.
3312 (get_expr_cost): Do not issue all unique insns on the next cycle.
3313 (fill_insns): Initialize can_issue_more from the value saved
3315 * sel-sched-ir.c (flist_add): New parameter issue_more.
3316 Init FENCE_ISSUE_MORE with it.
3317 (merge_fences): Likewise.
3318 (init_fences): Update call to flist_add.
3319 (add_to_fences, add_clean_fence_to_fences)
3320 (add_dirty_fence_to_fences): Likewise.
3321 (move_fence_to_fences): Update call to merge_fences.
3322 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
3324 * sel-sched-ir.h (struct _fence): New field issue_more.
3325 (FENCE_ISSUE_MORE): New accessor macro.
3327 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3329 PR rtl-optimization/42388
3330 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
3331 that have no predecessors nor successors. Do not call move_bb_info
3332 for empty blocks outside of current region.
3334 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3336 PR rtl-optimization/42294
3337 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
3338 * sel-sched.c (move_exprs_to_boundary): Transitively add all
3339 originators' originators.
3341 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3343 PR rtl-optimization/39453
3344 PR rtl-optimization/42246
3345 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
3347 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
3349 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3350 Alexander Monakov <amonakov@ispras.ru>
3353 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
3354 (maybe_tidy_empty_bb): ... here. Make static. Add new
3355 argument. Update all callers.
3356 (tidy_control_flow): ... and here. Recompute topological order
3357 of basic blocks in region if necessary.
3358 (sel_redirect_edge_and_branch): Change return type. Return true
3359 if topological order might have been invalidated.
3360 (purge_empty_blocks): Export and move from...
3361 * sel-sched.c (purge_empty_blocks): ... here.
3362 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
3363 (maybe_tidy_empty_bb): Delete prototype.
3364 (purge_empty_blocks): Declare.
3366 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3368 PR rtl-optimization/42249
3369 * sel-sched.c (try_replace_dest_reg): When chosen register
3370 and original register is the same, do not bail out early, but
3371 still check all original insns for validity of replacing destination
3372 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
3375 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3378 Port from no-undefined-overflow branch:
3379 2009-03-09 Richard Guenther <rguenther@suse.de>
3381 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
3383 2010-01-14 Richard Guenther <rguenther@suse.de>
3386 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
3388 2010-01-14 Ira Rosen <irar@il.ibm.com>
3390 PR tree-optimization/42709
3391 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
3392 as scalar type in creation of constant vector operand.
3394 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3397 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
3398 (check-parallel-%): Match `testsuite' directory component only
3401 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
3403 PR translation/39521
3404 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
3407 2010-01-13 Richard Guenther <rguenther@suse.de>
3409 PR tree-optimization/42730
3410 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
3413 2010-01-13 Steve Ellcey <sje@cup.hp.com>
3416 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
3417 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
3420 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
3422 * config/bfin/libgcc-bfin.ver: Regenerate based on current
3423 libgcc-std.ver. Add entries for ___smulsi3_highpart and
3424 ___umulsi3_highpart.
3426 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
3427 rather than schedule_insns if the pass is enabled.
3429 2010-01-13 Martin Jambor <mjambor@suse.cz>
3431 PR tree-optimization/42704
3432 * tree-sra.c (sra_modify_assign): Do not delete assignments to
3435 2010-01-13 Martin Jambor <mjambor@suse.cz>
3437 PR tree-optimization/42703
3438 * tree-sra.c (analyze_access_subtree): Check that we can build a
3439 reference to the original data within the aggregate.
3441 2010-01-13 Richard Guenther <rguenther@suse.de>
3443 PR tree-optimization/42705
3444 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
3446 2010-01-13 Richard Guenther <rguenther@suse.de>
3449 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
3451 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3454 * var-tracking.c (values_to_unmark): New variable.
3455 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3456 values_to_unmark vector. Moved body to...
3457 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3458 instead queue it into values_to_unmark vector.
3459 (vt_find_locations): Free values_to_unmark vector.
3461 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
3463 * config/s390/s390.c (override_options): Set
3464 default of max-pending-list-length to 256
3466 2010-01-13 Richard Guenther <rguenther@suse.de>
3469 * tree-pass.h (PROP_gimple_lcx): New.
3470 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
3471 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
3472 before the final cleanup_eh.
3473 (dump_properties): Dump PROP_gimple_lcx.
3474 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
3475 (tree_lower_complex_O0): Remove.
3476 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
3477 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
3478 tree_lower_complex, schedule TODO_update_ssa.
3479 * lto-streamer-out.c (output_function): Stream the functions
3481 * lto-streamer-in.c (input_function): Likewise.
3482 (lto_read_body): Do not override them here.
3484 2010-01-12 Joseph Myers <joseph@codesourcery.com>
3487 * c-typeck.c (build_c_cast): Fold value cast to union type before
3488 wrapping it in a CONSTRUCTOR.
3490 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3492 PR rtl-optimization/42699
3493 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
3496 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3498 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3499 SUBTARGET_WARN_UNUSED_SPEC): Move ...
3500 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3501 SUBTARGET_WARN_UNUSED_SPEC): ... here
3502 * config/mips/iris5.h (LIBGCC_SPEC): Define.
3504 2010-01-12 Julian Brown <julian@codesourcery.com>
3506 * config/arm/neon-schedgen.ml (Utils): Don't try to
3507 open missing module.
3508 (find_with_result): New.
3510 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3513 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
3514 sharing when canonicalizing ({lt,ge}u (plus a b) b).
3516 PR tree-optimization/42645
3517 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
3518 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
3519 decl_map, set processing_debug_stmt to -1 and return name without
3522 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
3524 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
3525 binutils version, and reword target configuration description.
3527 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3529 * config/avr/avr.h (LINKER_NAME): Remove.
3531 2010-01-11 Janis Johnson <janis187@us.ibm.com>
3534 * config/rs6000/rs6000.c (rs6000_override_options): On targets
3535 that support VSX, warn for -mno-altivec if vsx is not disabled,
3538 2010-01-11 Joseph Myers <joseph@codesourcery.com>
3539 Shujing Zhao <pearly.zhao@oracle.com>
3541 PR translation/42469
3542 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
3543 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
3544 character between option name and help text.
3545 * c.opt (imultilib): Likewise.
3547 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
3549 * lto-streamer-out.c (output_unreferenced_globals): Output static
3552 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
3554 PR rtl-optimization/42621
3555 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
3556 optimizing for size.
3557 (duplicate_computed_gotos): Remove now-redundant check.
3559 2010-01-10 Steve Ellcey <sje@cup.hp.com>
3562 * configure.ac: Save and restore LDFLAGS and LIBS
3563 * configure: Regenerate.
3565 2010-01-10 Richard Guenther <rguenther@suse.de>
3568 * builtins.c (fold_builtin_strlen): Add type argument and
3569 convert the resulting length to it.
3570 (fold_builtin_1): Adjust.
3572 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3574 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
3575 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
3577 (num_insns_constant_wide): Adjust for that change.
3579 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3582 * web.c (union_defs): Add used argument, to combine uses of
3584 (entry_register): Adjust type and tests of used argument.
3585 (web_main): Widen used for new use. Pass it to union_defs.
3586 * df.h (union_defs): Adjust prototype.
3588 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3591 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
3592 uses in new incoming argument. Free body.
3593 (reset_debug_uses_in_loop): New.
3594 (analyze_insn_to_expand_var): Call the latter if the former found
3595 anything. Fix whitespace. Reject invalid dest overlaps before
3596 going through all insns in the loop.
3598 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3601 * haifa-sched.c (dying_use_p): Debug insns don't count.
3603 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3606 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
3607 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
3608 (verify_gimple_call): Reject LHS in noreturn calls.
3610 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3614 * tree-vect-loop-manip.c (adjust_info): New type.
3615 (adjust_vec): New pointer to vector.
3616 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
3617 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
3618 (slpeel_update_phis_for_duplicate_loop): Use them.
3619 (slpeel_update_phi_nodes_for_guard1): Likewise.
3620 (slpeel_update_phi_nodes_for_guard2): Likewise.
3621 (slpeel_tree_peel_loop_to_edge): Likewise.
3622 (vect_update_ivs_after_vectorizer): Likewise.
3624 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3626 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
3627 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3629 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3631 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
3632 bogus uninitialized warning.
3634 2010-01-09 Richard Guenther <rguenther@suse.de>
3637 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
3638 the evolution is compatible with the initial condition.
3640 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3642 * gcc.c (process_command): Update copyright notice dates.
3643 * gcov.c (print_version): Likewise.
3644 * gcov-dump.c (print_version): Likewise.
3645 * mips-tfile.c (main): Likewise.
3646 * mips-tdump.c (main): Likewise.
3648 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3651 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
3653 (rotlhi3_8): Delete.
3655 (rotlsi3_8): Delete.
3656 (rotlsi3_16): Delete.
3657 (rotlsi3_24): Delete.
3659 (*rotw<mode>3): New.
3660 (*rotb<mode>3): New.
3661 * config/avr/avr.c (avr_rotate_bytes): New function.
3662 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
3664 2010-01-08 Steve Ellcey <sje@cup.hp.com>
3667 * configure.ac: Modify -rdynamic check.
3668 * configure: Regenerate.
3670 2010-01-08 DJ Delorie <dj@redhat.com>
3672 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
3673 register popping order.
3675 2010-01-08 Richard Guenther <rguenther@suse.de>
3678 * c.opt (fsigned-char): Also let LTO handle this option.
3679 (funsigned-char): Likewise.
3681 2010-01-07 Richard Guenther <rguenther@suse.de>
3683 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
3684 (gimple_op): Likewise.
3685 (gimple_op_ptr): Likewise.
3686 (gimple_assign_set_lhs): Remove gcc_assert.
3687 (gimple_assign_set_rhs1): Likewise.
3688 (gimple_assign_set_rhs2): Likewise.
3689 (gimple_call_set_lhs): Likewise.
3690 (gimple_call_set_fn): Likewise.
3691 (gimple_call_set_fndecl): Likewise.
3692 (gimple_call_fndecl): Likewise.
3693 (gimple_call_return_type): Likewise.
3694 (gimple_call_set_chain): Likewise.
3695 (gimple_call_num_args): Likewise.
3696 (gimple_call_set_arg): Likewise.
3697 (gimple_cond_set_code): Likewise.
3698 (gimple_cond_set_lhs): Likewise.
3699 (gimple_cond_set_rhs): Likewise.
3700 (gimple_cond_set_true_label): Likewise.
3701 (gimple_cond_set_false_label): Likewise.
3702 (gimple_label_set_label): Likewise.
3703 (gimple_goto_set_dest): Likewise.
3704 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
3705 (gimple_debug_bind_get_value): Likewise.
3706 (gimple_debug_bind_get_value_ptr): Likewise.
3707 (gimple_debug_bind_set_var): Likewise.
3708 (gimple_debug_bind_set_value): Likewise.
3709 (gimple_debug_bind_reset_value): Likewise.
3710 (gimple_debug_bind_has_value_p): Likewise.
3711 (gimple_return_retval_ptr): Remove gcc_assert.
3712 (gimple_return_retval): Likewise.
3713 (gimple_return_set_retval): Likewise.
3714 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
3715 (safe_referenced_var_iterator): Remove.
3716 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
3717 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
3718 (fill_referenced_var_vec): Remove.
3719 (first_readonly_imm_use): Remove redundant gcc_assert.
3720 (phi_arg_index_from_use): Combine gcc_asserts.
3721 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
3722 (first_imm_use_stmt): Remove redundant gcc_assert.
3723 * tree-cfg.c (verify_gimple_call): Verify function and chain
3724 operands. Verify arguments.
3725 (verify_types_in_gimple_stmt): Verify condition code and labels.
3727 2010-01-07 Richard Guenther <rguenther@suse.de>
3729 PR tree-optimization/42641
3730 * sese.c (rename_map_elt_info): Use the SSA name version, do
3733 2010-01-07 Jakub Jelinek <jakub@redhat.com>
3735 PR tree-optimization/42625
3736 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
3737 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
3739 2010-01-07 Duncan Sands <baldrick@free.fr>
3741 * Makefile.in (PLUGIN_HEADERS): Add version.h.
3743 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
3746 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
3747 note itself is not function_invariant_p.
3749 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
3751 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
3752 Do not add the DF_NOTE problem.
3753 * store-motion.c (execute_rtl_store_motion): Likewise.
3755 2010-01-07 Martin Jambor <mjambor@suse.cz>
3757 PR tree-optimization/42157
3758 * tree-sra.c (compare_access_positions): Stabilize sort if both
3759 accesses have integer types, return zero immediately if they are the
3762 2010-01-06 Richard Henderson <rth@redhat.com>
3765 * haifa-sched.c (add_to_note_list): Merge into ...
3766 (concat_note_lists): ... here, and ...
3767 (unlink_other_notes, rm_other_notes): Merge into...
3768 (remove_notes): ... here. Create REG_SAVE_NOTEs for
3769 NOTE_INSN_EPILOGUE_BEG.
3771 2010-01-06 Richard Guenther <rguenther@suse.de>
3773 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
3774 not inline regular functions into always-inline functions.
3776 2010-01-06 Nick Clifton <nickc@redhat.com>
3778 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
3779 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
3781 (OVERRIDE_OPTIONS): Delete.
3782 (OPTIMIZATION_OPTIONS): Define.
3783 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
3784 * config/rx/rx.c (rx_handle_option): Issue an error message if
3785 -mcpu=rx200 and -fpu are used together.
3786 (rx_set_optimization_options): New function. Issue an error
3787 message if an optimization attribute attempts to reset the FPU/
3788 math optimization pairing.
3789 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
3790 * config/rx/rx.opt: Set the default to 32-bit doubles.
3791 * config/rx/t-rx: Add multilibs for -nofpu option.
3792 * doc/invoke.texi: Update documentation of RX options.
3794 2010-01-06 Richard Guenther <rguenther@suse.de>
3796 * tree-ssa-pre.c (name_to_id): New global.
3797 (alloc_expression_id): Simplify SSA name handling.
3798 (lookup_expression_id): Likewise.
3799 (init_pre): Zero name_to_id.
3800 (fini_pre): Free it.
3802 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
3804 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
3806 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
3809 * config/i386/sse.md (smaxv2di3): New.
3810 (umaxv2di3): Likewise.
3811 (sminv2di3): Likewise.
3812 (uminv2di3): Likewise.
3814 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
3817 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
3818 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
3819 (legitimize_tls_address): Likewise.
3820 (sparc_tls_referenced_p): Likewise.
3821 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
3822 and adjust calls to legitimize_pic_address.
3823 (legitimate_constant_p) Use sparc_tls_referenced_p.
3824 (legitimate_pic_operand_p): Likewise.
3825 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
3826 (sparc_tls_symbol_ref_1): Delete.
3827 (sparc_tls_referenced_p): Make static, recognize specific patterns.
3828 (legitimize_tls_address): Make static, handle CONST patterns.
3829 (legitimize_pic_address): Make static, remove unused parameter and
3830 adjust recursive calls.
3831 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
3832 and adjust call to legitimize_pic_address.
3833 (sparc_output_mi_thunk): Likewise.
3835 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
3836 H.J. Lu <hongjiu.lu@intel.com>
3839 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
3840 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
3841 operands to make them signed.
3844 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3847 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3848 GTU to GT for V4SI and V2DI.
3850 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3851 (umin<mode>3): Removed.
3853 (uminv4si3): Likewise.
3855 2010-01-05 Martin Jambor <mjambor@suse.cz>
3857 PR tree-optimization/42462
3858 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
3859 current_function_decl to helper functions and macros.
3861 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3864 * flags.h: Don't include real.h.
3865 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
3866 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
3867 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
3868 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
3869 * dominance.c: Update copyright.
3870 * gimple.c (walk_gimple_op): Remove inline.
3871 * tree-ssa-reassoc.c: Include real.h.
3872 * Makefile.in (FLAGS_H): Remove $(REAL_H).
3873 (tree-ssa-reassoc.o): Depend on $(REAL_H).
3875 2010-01-05 Nick Clifton <nickc@redhat.com>
3877 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
3878 register to push into the stack frame when the accumulator has to
3879 be saved during interrupts.
3881 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
3883 * doc/invoke.texi: Remove the documentation about option
3885 * common.opt (Wunreachable-code): Preserved for backward
3887 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
3888 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
3889 the backward compatibility flag section.
3891 2010-01-05 Richard Guenther <rguenther@suse.de>
3893 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
3895 2010-01-05 Jakub Jelinek <jakub@redhat.com>
3898 * cfgexpand.c (expand_one_var): Diagnose too large variables.
3900 PR tree-optimization/42508
3901 * tree-sra.c (convert_callers): Check for recursive call
3902 by comparing cgraph nodes instead of decls.
3903 (modify_function): Call ipa_modify_formal_parameters also
3904 on all same_body aliases.
3906 * cgraphunit.c (cgraph_materialize_all_clones): Compare
3907 cgraph nodes when checking for same_body aliases.
3909 2010-01-05 Richard Guenther <rguenther@suse.de>
3911 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
3912 allocation and lookup.
3913 (get_or_alloc_expr_for_constant): Likewise.
3914 (phi_translate): Sink allocation.
3916 2010-01-04 Richard Guenther <rguenther@suse.de>
3918 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
3919 a new entry only if needed.
3920 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
3921 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
3923 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
3925 (phi_translate): Handle CONSTANTs early.
3927 2010-01-04 Martin Jambor <mjambor@suse.cz>
3929 PR tree-optimization/42398
3930 * tree-sra.c (struct access): Removed flag grp_different_types.
3931 (dump_access): Do not dump the removed flag.
3932 (sort_and_splice_var_accesses): Do not set the removed flag.
3933 (sra_modify_expr): Check for type compatibility directly.
3935 2010-01-04 Martin Jambor <mjambor@suse.cz>
3937 PR tree-optimization/42366
3938 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
3939 edges with variable number of parameters.
3940 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
3941 flag instead of asserting it.
3942 (ipa_read_node_info): Read uses_analysis_done flag.
3944 2010-01-04 Richard Guenther <rguenther@suse.de>
3946 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
3947 iterative_hash_* as intended.
3948 (vn_reference_compute_hash): Likewise. Simplify hashing
3950 (vn_reference_lookup_2): Likewise.
3951 (vn_nary_op_compute_hash): Likewise.
3952 (vn_phi_compute_hash): Likewise.
3953 (expressions_equal_p): Remove strange code.
3954 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
3955 (pre_expr_hash): Likewise. Simplify hashing SSA names.
3956 (bitmap_insert_into_set_1): Take value-id as parameter.
3957 (add_to_value): Pass it.
3958 (bitmap_insert_into_set): Likewise.
3959 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
3961 2010-01-04 Jakub Jelinek <jakub@redhat.com>
3964 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
3965 (do_self_spec): For switches with SWITCH_IGNORE set set also
3966 SWITCH_IGNORE_PERMANENTLY.
3967 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
3970 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
3972 * lto-streamer-out.c (output_unreferenced_globals): Output the full
3973 tree of an unreferenced global var.
3975 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3978 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3979 GTU to GT for V4SI and V2DI.
3981 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3982 (umin<mode>3): Removed.
3984 (uminv4si3): Likewise.
3986 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3989 * collect2.c (main): Turn on trace in collect2 if -v is passed
3992 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
3994 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
3995 description of expression operand.
3997 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
3999 * configure.ac: Add install-html to target_list for Make-hooks.
4000 * configure: Regenerate.
4001 * fortran/Make-lang.in (F95_HTMLFILES): New.
4002 (fortran.html): Use it.
4003 (fortran.install-html): New.
4004 * Makefile.in (install-html): Add lang.install-html.
4005 * java/Make-lang.in (JAVA_HTMLFILES): New.
4006 (java.html): Use it.
4007 (java.install-html): New.
4008 * objc/Make-lang.in (objc.install-html): New.
4009 * objcp/Make-lang.in (obj-c++.install-html): New.
4010 * cp/Make-lang.in (c++.install-html): New.
4011 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
4012 * lto/Make-lang.in (lto.install-html): New.
4014 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4017 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
4019 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
4021 PR rtl-optimization/41862
4022 * store-motion.c (store_killed_in_insn, compute_store_table,
4023 remove_reachable_equiv_notes, replace_store_insn,
4024 build_store_vectors): Ignore all DEBUG_INSNs.
4026 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4029 * common.opt: Add dumpdir.
4031 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
4033 (option_map): Add --dumpdir.
4035 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
4037 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
4039 * opts.c (decode_options): Try dump_dir_name first if
4040 dump_base_name isn't an absolute path.
4041 (common_handle_option): Handle OPT_dumpdir.
4043 * toplev.c (dump_dir_name): New.
4044 (print_switch_values): Also ignore -dumpdir.
4046 * toplev.h (dump_dir_name): New.
4048 2010-01-03 Richard Guenther <rguenther@suse.de>
4050 PR tree-optimization/42589
4051 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
4052 double-word expansion of bswap32.
4054 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
4056 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
4057 with BLOCK_FOR_INSN.
4058 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
4059 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
4060 noce_process_if_block): Likewise.
4061 * gcse.c (compute_local_properties, insert_expr_in_table,
4062 insert_set_in_table, canon_list_insert, find_avail_set,
4063 pre_insert_copy_insn): Likewise.
4065 * basic-block.h (BLOCK_NUM): Move from here...
4066 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
4068 2010-01-03 Richard Guenther <rguenther@suse.de>
4070 PR tree-optimization/42438
4071 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
4072 contains_may_not_return_call flag.
4073 (BB_MAY_NOTRETURN): New.
4074 (valid_in_sets): Trapping nary operations are not valid
4075 in blocks that may not return.
4076 (insert_into_preds_of_block): Remove check for trapping expressions.
4077 (compute_avail): Compute also BB_MAY_NOTRETURN.
4079 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
4081 * doc/invoke.texi: Add 2010 to copyright years.
4083 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
4085 * config/sparc/sparc.c: Fix formatting nits.
4087 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
4088 Alexander Monakov <amonakov@ispras.ru>
4090 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
4092 2010-01-02 Richard Guenther <rguenther@suse.de>
4095 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
4096 (simplify_switch_using_ranges): Mark to be removed edges
4099 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4101 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4103 * collect2.c (scan_libraries): Add missing argument in call to
4106 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
4109 * config/alpha/predicates.md (aligned_memory_operand): Return false
4111 (unaligned_memory_operand): Return true for CQImode.
4112 * config/alpha/alpha.c (get_aligned_mem): Assert that location
4113 doesn not cross aligned SImode word boundary.
4115 2010-01-02 Anatoly Sokolov <aesok@post.ru>
4117 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
4119 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
4120 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
4122 2010-01-02 Richard Guenther <rguenther@suse.de>
4125 * toplev.c (compile_file): Emit LTO marker properly. Change
4127 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
4129 2010-01-01 Richard Guenther <rguenther@suse.de>
4132 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
4134 2010-01-01 Richard Guenther <rguenther@suse.de>
4137 * c-decl.c (grokdeclarator): For zero-size arrays force
4138 structural equality checks as layout_type does.
4140 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4142 * builtins.c: Update copyright to 2010.
4144 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4147 * lto-streamer-out.c (produce_asm): Revert the last change.
4148 (copy_function): Likewise.
4150 * lto-streamer.c (lto_get_section_name): Skip any leading
4153 2010-01-01 Richard Guenther <rguenther@suse.de>
4156 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
4160 Copyright (C) 2010 Free Software Foundation, Inc.
4162 Copying and distribution of this file, with or without modification,
4163 are permitted in any medium without royalty provided the copyright
4164 notice and this notice are preserved.