1 2010-03-24 Jakub Jelinek <jakub@redhat.com>
5 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
7 * expr.c (expand_expr_real): Restore previous
8 curr_insn_source_location and curr_insn_block after
9 expand_expr_real_1 call.
10 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
11 instead of expand_expr_real_1.
13 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
15 PR rtl-optimization/43413
16 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
19 2010-03-22 James E. Wilson <wilson@codesourcery.com>
22 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
23 call_value_gp,sibcall_gp): Use 's' constraint not 'i'.
25 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
27 * config/i386/i386.c (ix86_target_string): Fix a typo in comments.
30 2010-03-22 Mike Stump <mikestump@comcast.net>
33 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
34 Don't overly align based upon packed packed fields.
36 2010-03-22 Jason Merrill <jason@redhat.com>
38 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
39 Use () rather than [], and move before the element type.
41 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
43 * doc/configfiles.texi (Configuration Files): Removed
44 fixinc/Makefile*, intl/Makefile.*.
45 * doc/makefile.texi: Fixed markup.
46 Abstract from version control system used.
47 (Makefile): Removed obsolete gcc/java/parse.y example.
48 * doc/sourcebuild.texi: Likewise.
49 (Top Level): Added config, gnattools, libdecnumber, libgcc,
52 (Miscellaneous Docs): Clarify location.
53 Added COPYING3, COPYING3.LIB.
54 (Front End Directory): Moved Make-lang.in entry to new
57 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
60 * config/i386/i386.c (x86_function_profiler)
61 [!NO_PROFILE_COUNTERS]: Fix typo.
62 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
65 2010-03-22 Janis Johnson <janis187@us.ibm.com>
66 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
68 * doc/sourcebuild.texi (Test Directives): Split into six
69 subsections, with most of the current text in new subsections
70 Directives, Selectors, and Final Actions.
71 (Directives): Split list of test directives into multiple
73 (Selectors): Describe use and syntax of selectors.
74 (Effective-Target Keywords): Describe all existing keywords.
75 (Add Options): Describe features for dg-add-options.
76 (Require Support): Describe variants of dg-require-support.
77 (Final Actions): Describe commands to use in dg-final.
79 2010-03-22 Michael Matz <matz@suse.de>
82 * recog.c (validate_replace_rtx_group): Replace also in
83 REG_EQUAL and REG_EQUIV notes.
85 2010-03-22 Richard Guenther <rguenther@suse.de>
87 PR tree-optimization/43390
88 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
89 sure vector extracts are type correct.
91 2010-03-22 Richard Guenther <rguenther@suse.de>
94 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
95 x * sqrt (x) even when optimizing for size if the target
96 has native support for sqrt.
98 2010-03-22 Jakub Jelinek <jakub@redhat.com>
100 * varasm.c (make_decl_rtl_for_debug): Also clear
101 flag_mudflap for the duration of make_decl_rtl call.
104 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
105 locs from preserved VALUEs.
107 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
110 * pa.md (movmemsi): Set align to one if zero.
111 (movmemdi): Likewise.
113 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
116 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
117 with their corresponding prologue pushes.
119 2010-03-20 Andrew Pinski <pinskia@gmail.com>
122 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
123 at the begining or end.
124 (spu_expand_epilogue): Likewise.
126 2010-03-20 Richard Guenther <rguenther@suse.de>
128 PR rtl-optimization/43438
129 * combine.c (make_extraction): Properly zero-/sign-extend an
130 extraction of the low part of a CONST_INT. Also handle
133 2010-03-19 Mike Stump <mikestump@comcast.net>
135 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
136 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
137 (override_options): Use SUBTARGET32_DEFAULT_CPU.
139 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
142 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was an
145 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
147 PR rtl-optimization/42258
148 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
149 use that may match DEF.
152 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
153 the cost of loading the constant rather than assuming
155 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
156 outer code is AND, do the same tests as the andsi3 expander and
157 return COSTS_N_INSNS (1) if and is cheap.
159 * optabs.c (avoid_expensive_constant): Fix formatting.
161 2010-03-19 Michael Matz <matz@suse.de>
164 * attribs.c (decl_attributes): When rebuilding a function pointer
165 type use the same qualifiers as the original pointer type.
167 2010-03-19 Martin Jambor <mjambor@suse.cz>
169 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
170 and is_gimple_ip_invariant_address.
172 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
175 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
177 * config/arm/arm.c (arm_override_options): Turn off
178 flag_dwarf2_cfi_asm for AAPCS variants.
180 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
183 * config/arm/arm.c (emit_multi_reg_push): Update comments.
184 Use PRE_MODIFY instead of PRE_DEC.
185 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
186 (vfp_emit_fstmd): Likewise.
188 2010-03-19 Michael Matz <matz@suse.de>
191 * builtins.c (expand_builtin_interclass_mathfn,
192 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
195 2010-03-19 Richard Guenther <rguenther@suse.de>
197 PR tree-optimization/43415
198 * tree-ssa-pre.c (phi_translate): Split out worker to ...
199 (phi_translate_1): ... this.
200 (phi_translate): Move all caching here. Cache all NARY
201 and REFERENCE translations.
203 2010-03-19 David S. Miller <davem@davemloft.net>
205 With help from Eric Botcazou.
206 * config/sparc/sparc.c: Include dwarf2out.h.
207 (emit_pic_helper): Delete.
208 (pic_helper_symbol_name): Delete.
209 (pic_helper_emitted_p): Delete.
210 (pic_helper_needed): New.
211 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
212 (get_pc_thunk_name): New.
213 (load_pic_register): Remove 'delay_pic_helper' arg. Use
214 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
215 Set pic_helper_needed to true. Don't call emit_pic_helper.
216 (sparc_expand_prologue): Update load_pic_register call.
217 (sparc_output_mi_thunk): Likewise.
218 (sparc_file_end): Emit a hidden comdat symbol for the PIC
219 thunk if possible. Output CFI information as needed.
221 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
222 Jack Howarth <howarth@bromo.med.uc.edu>
225 * config/i386/i386.h: Fix ABI on darwin x86-32.
227 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
229 * tree.h: Declare make_decl_rtl_for_debug.
230 * varasm.c (make_decl_rtl_for_debug): New.
231 * dwarf2out.c (rtl_for_decl_location): Call it.
232 * cfgexpand.c (expand_debug_expr): Call it.
234 2010-03-18 Jakub Jelinek <jakub@redhat.com>
237 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
241 * var-tracking.c (vt_init_cfa_base): Do nothing if
242 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed
245 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
248 * var-tracking.c (canonicalize_vars_star): New.
249 (dataflow_post_merge_adjust): Use it.
251 2010-03-18 Jakub Jelinek <jakub@redhat.com>
254 * var-tracking.c (non_suitable_const): New function.
255 (add_uses): For DEBUG_INSNs with constants, don't record any
256 value, instead just the constant value itself.
257 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
258 is not VAR_LOC_UNKNOWN_P, set var to the constant.
259 (emit_notes_in_bb): Likewise.
260 (emit_note_insn_var_location): For onepart variables if
261 cur_loc is a VOIDmode constant, use DECL_MODE.
263 2010-03-18 Martin Jambor <mjambor@suse.cz>
266 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
267 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
268 all non-clones. Moved call redirection...
269 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new
271 (cgraph_materialize_all_clones): Dispose of all
272 combined_args_to_skip bitmaps.
273 (verify_cgraph_node): Do not check for edges pointing to wrong
274 nodes in inline clones.
275 * tree-inline.c (copy_bb): Call
276 cgraph_redirect_edge_call_stmt_to_callee.
277 * ipa.c (cgraph_remove_unreachable_nodes): Call
278 cgraph_node_remove_callees even when there are used clones.
280 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
282 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
284 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
287 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
290 2010-03-18 Michael Matz <matz@suse.de>
293 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
294 into sqrt(x) if we need to preserve signed zeros.
296 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
297 Eric Botcazou <ebotcazou@adacore.com>
299 PR rtl-optimization/43360
300 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
301 note if we don't know its invariant status.
303 2010-03-18 Michael Matz <matz@suse.de>
305 PR tree-optimization/43402
306 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
307 PHI chains of ssa names registered for update.
309 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
312 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
313 non-offsettable and pre_modify update addressing.
314 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
315 and "2" alternatives "#".
316 (*movdd_softfloat32): Make all alternatives "#";
317 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
318 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
319 (*movdf_softfloat32): Make all alternatives "#";
320 (movdi): Use the new DIFD mode iterator to create a common splitter
321 for movdi, movdf and movdd patterns.
323 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
325 * common.opt (dumpdir): Remove redundant tab.
327 2010-03-17 Martin Jambor <mjambor@suse.cz>
329 PR tree-optimization/43347
330 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
331 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
333 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
335 PR rtl-optimization/42216
336 * regrename.c (create_new_chain): New function, broken out from...
337 (scan_rtx_reg): ... here. Call it. Handle the case where we are
338 appending a use to an empty chain.
339 (build_def_use): Remove previous changes that convert OP_INOUT to
340 OP_OUT operands; instead detect the case where an OP_INOUT operand
341 uses a previously untracked register and create an empty chain for
344 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
346 * doc/extend.texi (Function Attributes): Rewrite unfinished
347 sentence in ms_abi documentation.
349 2010-03-17 Alan Modra <amodra@gmail.com>
351 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
352 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
353 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
354 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
356 2010-03-16 Richard Henderson <rth@redhat.com>
359 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
360 (lower_try_finally): Save and restore eh_seq around the expansion
363 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
365 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
366 statements before splitting block.
368 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
370 * doc/sourcebuild.texi (Testsuites): Fix markup.
371 Use pathnames relative to gcc/testsuite.
372 (Test Directives): Move description of how timeout is determined.
373 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
374 (C Tests): Correct gcc.misc-tests directory.
375 Framework tests now live in gcc.test-framework.
377 2010-03-16 Richard Guenther <rguenther@suse.de>
380 * tree-cfg.c (gimple_merge_blocks): When propagating virtual
381 PHI operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI
384 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
385 Alexandre Oliva <aoliva@redhat.com>
387 PR tree-optimization/42917
388 * lambda-code.c (remove_iv): Skip debug statements.
389 (lambda_loopnest_to_gcc_loopnest): Likewise.
390 (not_interesting_stmt): Debug statements are not interesting.
392 2010-03-16 Jakub Jelinek <jakub@redhat.com>
396 * cselib.c (cselib_preserve_constants,
397 cfa_base_preserved_val): New static variables.
398 (preserve_only_constants): New function.
399 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
400 clear its REG_VALUES. If cselib_preserve_constants, don't
401 empty the whole hash table, but preserve there VALUEs with constants,
402 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
403 (cselib_preserve_cfa_base_value): New function.
404 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
405 (cselib_init): Change argument to int bitfield. Set
406 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
408 (cselib_finish): Clear cselib_preserve_constants and
409 cfa_base_preserved_val.
410 * cselib.h (enum cselib_record_what): New enum.
411 (cselib_init): Change argument to int.
412 (cselib_preserve_cfa_base_value): New prototype.
413 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
414 * dse.c (dse_step1): Likewise.
415 * cfgcleanup.c (thread_jump): Likewise.
416 * sched-deps.c (sched_analyze): Likewise.
417 * gcse.c (local_cprop_pass): Likewise.
418 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
419 If FN is non-NULL, call the callback always and whenever it returns
420 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
421 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
422 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
423 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
424 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
425 * var-tracking.c: Include recog.h.
426 (bb_stack_adjust_offset): Remove.
427 (vt_stack_adjustments): Don't call it, instead just gather the
428 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
429 (adjust_stack_reference): Remove.
430 (compute_cfa_pointer): New function.
431 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
432 (struct adjust_mem_data): New type.
433 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
435 (get_address_mode): New function.
436 (replace_expr_with_values): Use it.
437 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
438 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
439 (adjust_sets): Remove.
440 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
441 Use get_address_mode.
442 (get_adjusted_src): Remove.
443 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
444 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
445 (add_with_sets): Don't call adjust_sets.
446 (fp_setter, vt_init_cfa_base): New functions.
447 (vt_initialize): Change return type to bool. Move most of pool etc.
448 initialization to the beginning of the function from end. Pass
449 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
450 If !frame_pointer_needed, call vt_stack_adjustment before mos
451 vector is filled, call vt_init_cfa_base if argp/framep has been
452 eliminated to sp. If frame_pointer_needed and argp/framep has
453 been eliminated to hard frame pointer, set
454 hard_frame_pointer_adjustment and call vt_init_cfa_base after
455 encountering fp setter in the prologue. For MO_ADJUST, call
456 log_op_type before pusing the op into mos vector, not afterwards.
457 Call adjust_insn before cselib_process_insn/add_with_sets,
458 call cancel_changes (0) afterwards.
459 (variable_tracking_main_1): Adjust for vt_initialize calling
460 vt_stack_adjustments and returning whether it succeeded or not.
462 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
464 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
467 2010-03-15 Jakub Jelinek <jakub@redhat.com>
469 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
471 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
472 drap_reg has not been set.
474 2010-03-15 Michael Matz <matz@suse.de>
477 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
478 use it to expand block copies.
479 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
480 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
481 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
483 2010-03-15 Richard Guenther <rguenther@suse.de>
485 PR tree-optimization/43367
486 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
489 2010-03-15 Richard Guenther <rguenther@suse.de>
491 PR tree-optimization/43317
492 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
494 2010-03-15 Martin Jambor <mjambor@suse.cz>
496 PR tree-optimization/43141
497 * tree-sra.c (create_abstract_origin): New function.
498 (modify_function): Call create_abstract_origin.
500 2010-03-15 Chris Demetriou <cgd@google.com>
502 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
505 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
508 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
509 call insert_out_of_ssa_copy for default definitions.
511 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
513 * graphite-clast-to-gimple.c (my_long_long): Defined.
514 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
515 * graphite-sese-to-poly.c (my_long_long): Defined.
516 (scop_ivs_can_be_represented): Use it.
518 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
520 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
521 graphite-max-bbs-per-function, and loop-block-tile-size.
522 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
524 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
526 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
528 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
530 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
531 (add_upper_bounds_from_estimated_nit): New.
532 (build_loop_iteration_domains): Use it.
534 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
536 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
538 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
541 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
542 should be an INTEGER_CST. Also handle CASE_CONVERT.
544 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
546 * graphite.c (graphite_initialize): To bound the number of bbs per
547 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
548 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
549 * doc/invoke.texi: Document it.
551 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
553 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
554 * graphite-sese-to-poly.h (build_poly_scop): Same.
556 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
558 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
559 the number of parameters in the scop. Use as an upper bound
560 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
561 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
562 * doc/invoke.texi: Document it.
564 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
566 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
567 * doc/c-tree.texi: Remove.
568 * doc/generic.texi: Merge c-tree.texi here.
569 * doc/gccint.texi (Trees): Remove menu entry.
570 (c-tree.texi): Remove @include.
571 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
572 * doc/languages.texi (Reading RTL): Ditto.
574 2010-03-12 Steve Ellcey <sje@cup.hp.com>
577 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
579 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
582 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
583 code added to work around reload clobbering CONST insns.
585 2010-03-12 Jakub Jelinek <jakub@redhat.com>
587 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
588 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
589 (cselib_preserve_only_values): Remove retain argument, don't
590 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
591 * cselib.h (cselib_preserve_only_values): Remove retain argument.
592 * var-tracking.c (micro_operation): Move insn field before union.
593 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
594 (struct variable_tracking_info_def): Remove n_mos field, change
595 mos into a vector of micro_operations.
596 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
597 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
598 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
599 changing into a vector.
600 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
601 come before all other uops generated by add_stores.
602 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
604 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
605 a vector. Run just one pass over the bbs instead of separate counting
606 and computation phase.
607 (vt_finalize): Free VTI (bb)->mos vector instead of array.
610 * tree-inline.c (remap_decls): Put old_var rather than origin_var
611 into *nonlocalized_list vector.
612 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
613 even if origin is non-NULL.
614 (gen_variable_die): Likewise.
615 (process_scope_var): Don't change origin.
616 (gen_decl_die): Likewise.
617 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
618 before adding new edges instead of after it, fix moving over
621 2010-03-11 David S. Miller <davem@davemloft.net>
623 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
625 * configure: Rebuild.
627 2010-03-11 Martin Jambor <mjambor@suse.cz>
629 PR tree-optimization/43257
630 * tree.c (assign_assembler_name_if_neeeded): New function.
631 (free_lang_data_in_cgraph): Assembler name assignment moved to the
633 * tree.h (assign_assembler_name_if_neeeded): Declare.
634 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
635 the function if needed.
637 2010-03-11 Chris Demetriou <cgd@google.com>
639 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
640 include/stdint-gcc.h, and include/stdint.h world-readable.
642 2010-03-11 Richard Guenther <rguenther@suse.de>
644 PR tree-optimization/43255
645 * tree-vrp.c (process_assert_insertions_for): Do not insert
646 asserts for trivial conditions.
648 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
650 PR tree-optimization/43280
651 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
652 generation. Move calculation of size out of the if branch.
653 (find_bswap): Modify compare number generation.
655 2010-03-11 Richard Guenther <rguenther@suse.de>
658 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
659 (input_gimple_stmt): Fixup handled component types during
660 operand read. Also fix up decls in ADDR_EXPRs.
662 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
664 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
665 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
667 2010-03-10 Jan Hubicka <jh@suse.cz>
670 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
671 * varasm.c (get_variable_section): Don't do that here...
672 (make_decl_rtl): ... and here.
673 (do_assemble_alias): Produce decl RTL.
674 (assemble_alias): Likewise.
676 2010-03-10 Jakub Jelinek <jakub@redhat.com>
679 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
680 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
682 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
683 (based_loc_descr): Only express drap or vdrap regno based expressions
684 using DW_OP_fbreg when not optimizing.
685 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
686 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
687 REG_CFA_SET_VDRAP note.
689 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
691 PR tree-optimization/43236
692 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
693 error in calculation of base address in reverse iteration case.
694 (generate_builtin): Take number of latch executions if the statement
697 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
700 * tree-eh.c: Include pointer-set.h.
701 (lower_eh_dispatch): Filter out duplicate case labels and
702 remove the unneeded edge when the label is unused. Return
703 true when some edges are removed.
704 (execute_lower_eh_dispatch): When any lowering resulted in
705 removing an edge, also delete unreachable blocks.
707 2010-03-10 Jakub Jelinek <jakub@redhat.com>
710 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
711 UNSPEC_MACHOPIC_OFFSET.
713 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
716 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
717 (m68k_delegitimize_address): New function.
719 2010-03-09 Jakub Jelinek <jakub@redhat.com>
722 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
725 * var-tracking.c (adjust_sets): New function.
726 (count_with_sets, add_with_sets): Use it.
727 (get_adjusted_src): New inline function.
728 (add_stores): Use it.
731 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
732 call cselib_dummy_expand_value_rtx_cb instead of
733 cselib_expand_value_rtx_cb.
736 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
737 * config/i386/i386.c: Include debug.h and dwarf2out.h.
738 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
739 and .cfi_endproc around the pic thunks.
740 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
741 all queued unwind info register saves are saved before the call.
742 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
743 considered as sp-=4 for unwind info and the pop as sp+=4 which
744 also clobbers dest, but doesn't actually restore it.
747 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
750 2010-03-09 Jie Zhang <jie@codesourcery.com>
752 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
753 whitespaces in output template.
755 2010-03-09 Jie Zhang <jie@codesourcery.com>
757 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
760 2010-03-08 Jakub Jelinek <jakub@redhat.com>
762 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
763 builtins.exp in a separate job.
765 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
767 * graphite-sese-to-poly.c (add_param_constraints): Use
768 lower_bound_in_type and upper_bound_in_type.
770 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
772 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
773 instead of unsigned_type_node.
775 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
776 Reza Yazdani <reza.yazdani@amd.com>
779 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
780 on pointer type parameters.
782 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
786 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
787 handle conversions from pointer to integers.
788 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
789 induction variable, to be able to work with code generated by CLooG.
790 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
791 (build_poly_scop): Bail out if we cannot codegen a loop.
793 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
795 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
796 code generation with gloog_error.
798 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
800 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
801 Call fold_convert on all the returned values.
802 (expand_scalar_variables_expr): Pass to
803 expand_scalar_variables_ssa_name the type of the resulting expression.
805 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
807 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
808 ppl_min_for_le_pointset.
809 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
810 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
812 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
814 * graphite-dependences.c (map_into_dep_poly): Removed.
815 (dependence_polyhedron_1): Use combine_context_id_scat.
817 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
819 * graphite-poly.h (struct poly_scattering): Add layout documentation.
820 (struct poly_bb): Same.
821 (combine_context_id_scat): New.
823 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
826 * sese.c (name_defined_in_loop_p): Return false for default
829 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
831 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
832 and clean up the logic.
834 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
836 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
839 2010-03-08 Jakub Jelinek <jakub@redhat.com>
841 * var-tracking.c (remove_cselib_value_chains): Define only for
843 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
844 delete_slot_part, emit_notes_for_differences_1): Don't call
845 remove_cselib_value_chains here.
846 (set_slot_part, emit_notes_for_differences_2): Don't call
847 add_cselib_value_chains here.
848 (preserved_values): New vector.
849 (preserve_value): New function.
850 (add_uses, add_stores, vt_add_function_parameters): Use it
851 instead of cselib_preserve_value.
852 (changed_values_stack): New vector.
853 (check_changed_vars_0): New function.
854 (check_changed_vars_1, check_changed_vars_2): Use it.
855 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
856 changed_values_stack VALUEs.
857 (vt_emit_notes): For all preserved_values call
858 add_cselib_value_chains. If ENABLE_CHECKING call
859 remove_cselib_value_chains before verifying value_chains is empty.
860 Initialize and free changed_values_stack.
861 (vt_initialize): Initialize preserved_values.
862 (vt_finalize): Free preserved_values.
864 2010-03-08 Richard Guenther <rguenther@suse.de>
866 PR tree-optimization/43269
867 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
870 2010-03-08 Martin Jambor <mjambor@suse.cz>
872 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
873 (ipa_is_param_called): Removed.
874 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
875 (ipa_print_node_params): Do not print the called flag.
876 (ipa_write_node_info): Do not stream the called flag.
877 (ipa_read_node_info): Likewise.
879 2010-03-07 Jakub Jelinek <jakub@redhat.com>
882 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
883 * cselib.c (struct expand_value_data): Add dummy field.
884 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
886 (cselib_dummy_expand_value_rtx_cb): New function.
887 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
889 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
890 * var-tracking.c: Include pointer-set.h.
891 (variable): Change n_var_parts to char from int. Add
892 cur_loc_changed and in_changed_variables fields.
893 (variable_canonicalize): Remove.
894 (shared_var_p): New inline function.
895 (unshare_variable): Maintain cur_loc_changed and
896 in_changed_variables fields. If var was in changed_variables,
897 replace it there with new_var. Just copy cur_loc instead of
898 resetting it to something else.
899 (variable_union): Don't recompute cur_loc. Use shared_var_p.
900 (dataflow_set_union): Don't call variable_canonicalize.
901 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
902 of their DEBUG_EXPR_TREE_DECLs.
903 (canonicalize_loc_order_check): Verify that cur_loc is NULL
904 and in_changed_variables and cur_loc_changed is false.
905 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
906 and cur_loc_changed. Don't update cur_loc here.
907 (variable_merge_over_src): Don't call variable_canonicalize.
908 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
909 removing loc that is equal to cur_loc, clear cur_loc,
910 set cur_loc_changed and ensure variable_was_changed is called.
911 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
912 compare pointers in cur_loc check, if it is equal to loc,
913 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
914 (variable_different_p): Remove compare_current_location argument,
915 don't compare cur_loc.
916 (dataflow_set_different_1): Adjust variable_different_p caller.
917 (variable_was_changed): If dv had some var in changed_variables
918 already, reset in_changed_variables flag for it and propagate
919 cur_loc_changed over to the new variable. On empty var
920 always set cur_loc_changed. Set in_changed_variables on whatever
921 var is added to changed_variables.
922 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
923 Use shared_var_p. When removing loc that is equal to cur_loc,
924 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
925 end, don't set it to something else, just call variable_was_changed.
926 (delete_slot_part): Use shared_var_p. When cur_loc equals to
927 loc being removed, clear cur_loc and set cur_loc_changed.
928 Set cur_loc_changed if all locations have been removed.
929 (struct expand_loc_callback_data): New type.
930 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
931 allocated. Always create SUBREGs if simplify_subreg failed.
932 Prefer to use cur_loc, when that fails and still in
933 changed_variables (and seen first time) recompute it. Set
934 cur_loc_changed of variables which had to change cur_loc and
935 compute elcd->cur_loc_changed if any of the subexpressions used
936 had to change cur_loc.
937 (vt_expand_loc): Adjust to pass arguments in
938 expand_loc_callback_data structure.
939 (vt_expand_loc_dummy): New function.
940 (emitted_notes): New variable.
941 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
942 that weren't used for any other decl in current
943 emit_notes_for_changes call call vt_expand_loc_dummy to update
944 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
945 first loc_chain location if NULL before. Always use just
946 cur_loc instead of first loc_chain location. When cur_loc_changed
947 is false, when not --enable-checking=rtl just don't emit any note.
948 When rtl checking, compute the note and assert it is the same
949 as previous note. Clear cur_loc_changed and in_changed_variables
950 at the end before removing from changed_variables.
951 (check_changed_vars_3): New function.
952 (emit_notes_for_changes): Traverse changed_vars to call
953 check_changed_vars_3 on each changed var.
954 (emit_notes_for_differences_1): Clear cur_loc_changed and
955 in_changed_variables. Recompute cur_loc of new_var.
956 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
957 (vt_emit_notes): Initialize and destroy emitted_notes.
959 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
961 PR rtl-optimization/42220
962 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
963 Use verify_reg_tracked to determine if we should use OP_OUT rather
965 (build_def_use): If we see an in-out operand for a register that we
966 know nothing about, treat is an output if possible, fail the block if
969 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
972 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
975 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
978 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
979 uses of relevant DEFs that are dead outside the loop too.
981 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
983 * var-tracking.c (dataflow_set_merge): Swap src and src2.
985 2010-01-13 Jakub Jelinek <jakub@redhat.com>
987 * var-tracking.c (values_to_unmark): New variable.
988 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
989 values_to_unmark vector. Moved body to...
990 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
991 instead queue it into values_to_unmark vector.
992 (vt_find_locations): Free values_to_unmark vector.
994 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
996 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
997 (site.exp): Export them when plugins are enabled.
999 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
1002 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
1004 (chrec_fold_multiply): Same.
1006 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
1009 * c-decl.c (build_compound_literal): Return early if init is
1012 2010-03-04 Martin Jambor <mjambor@suse.cz>
1014 PR tree-optimization/43164
1015 PR tree-optimization/43191
1016 * tree-sra.c (type_consists_of_records_p): Reject records with
1017 zero-size bit-fields at the end.
1019 2010-03-04 Mike Stump <mikestump@comcast.net>
1021 * Makefile.in (TAGS): Remove *.y.
1023 2010-03-04 Richard Guenther <rguenther@suse.de>
1025 PR tree-optimization/40761
1026 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
1028 (my_rev_post_order_compute): New function.
1029 (init_pre): Call it.
1031 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
1034 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
1035 decrease the cost of an IV candidate when the cost is infinite.
1037 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1039 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
1040 Use '3DNow!' for the extension of that name, ensure normal space
1042 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
1044 2010-03-03 Jeff Law <law@redhat.com>
1046 * PR middle-end/32693
1047 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
1048 than gen_rtx_SUBREG.
1049 (extract_bit_field_1): Likewise.
1051 2010-03-03 Janis Johnson <janis187@us.ibm.com>
1053 * doc/sourcebuild.texi (Test directives): Document that arguments
1054 include-opts and exclude-opts are now optional for dg-skip-if,
1055 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
1057 2010-03-03 Jason Merrill <jason@redhat.com>
1060 * cgraph.h (varpool_node): Add extra_name field.
1061 * varpool.c (varpool_extra_name_alias): New.
1062 (varpool_assemble_decl): Emit extra name aliases.
1063 (varpool_mark_needed_node): Look past an extra name alias.
1064 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
1065 * lto-streamer-in.c (lto_input_tree): Read it.
1066 * lto-streamer-out.c (output_unreferenced_globals): Write it.
1068 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
1070 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
1071 (sparc*-*-solaris2*): ...this.
1073 2010-03-03 Jakub Jelinek <jakub@redhat.com>
1076 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
1077 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
1078 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
1079 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
1082 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
1083 fallthrough to default handling, just with want_address 0 instead of 2.
1084 For single element lists, add_AT_loc directly, otherwise create an
1085 artificial variable DIE and stick location list to it.
1088 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
1089 (VAL_EXPR_HAS_REVERSE): Define.
1090 (reverse_op): New function.
1091 (add_stores): For reversible operations add an extra MO_VAL_USE.
1093 2010-03-02 Jason Merrill <jason@redhat.com>
1095 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
1097 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
1099 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
1100 (sparc64-*-linux*): Likewise.
1101 (sparc64-*-solaris2*): Include assembler files before linker ones.
1102 (sparc-*-solaris2*): Simplify and reorder to match previous case.
1103 * config/sparc/gas.h: Delete.
1104 * config/sparc/sol2-64.h: Add copyright notice.
1105 * config/sparc/sol2-gas-bi.h: Likewise.
1106 * config/sparc/sol2-gld.h: Likewise.
1107 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
1108 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
1109 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
1110 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
1111 (sparc_elf_asm_named_section): Rename into...
1112 (sparc_solaris_elf_asm_named_section): ...this. Always define.
1114 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
1116 * config/alpha/alpha.c (override_options): Fix -mtune error message.
1118 2010-03-02 Jeff Law <law@redhat.com>
1121 * reload1.c (rtx_p, substitute_stack): Declare.
1122 (substitute): Record addresses of changed rtxs.
1123 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
1124 Restore the original rtx when complete.
1125 (reload): Free subsitute_stack when complete.
1127 2010-03-02 Janis Johnson <janis187@us.ibm.com>
1129 * doc/gccint.texi (menu): Add Testsuites as a chapter.
1130 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
1132 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
1133 LTO Testing, gcov Testing, profopt Testing, compat Testing,
1134 Torture Tests): Change from subsection to section.
1136 2010-03-02 Jakub Jelinek <jakub@redhat.com>
1137 Steven Bosscher <steven@gcc.gnu.org>
1139 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
1142 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
1145 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
1146 the assignment from the new induction variable to the assignment
1147 of the value from the original loop PHI function.
1149 2010-03-01 Janis Johnson <janis187@us.ibm.com>
1150 Daniel Jacobowitz <dan@codesourcery.com>
1152 * doc/sourcebuild.texi (Test directives): Clarify options to
1155 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1157 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
1158 Disable cfi directives unless GCC and gas agree on using read-only
1159 .eh_frame sections for 64-bit.
1160 * configure: Regenerate.
1162 2010-03-01 Richard Guenther <rguenther@suse.de>
1164 PR tree-optimization/43220
1165 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
1166 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
1168 2010-03-01 Richard Guenther <rguenther@suse.de>
1169 Martin Jambor <mjambor@suse.cz>
1172 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
1173 gimplified parameters.
1175 2010-03-01 Christian Bruel <christian.bruel@st.com>
1177 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
1179 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
1181 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
1183 2010-03-01 Richard Guenther <rguenther@suse.de>
1186 * expr.c (expand_assignment): Use the alias-oracle to tell
1187 if the rhs aliases the result decl.
1189 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1192 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
1193 to sol_gt_pch_get_address.
1194 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
1195 64-bit, SPARC and x86.
1196 (sol_gt_pch_get_address): New function.
1198 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
1200 * toplev.h (inform_n, error_n): Declare.
1201 * diagnostic.c (inform_n, error_n): New function.
1203 2010-03-01 Jakub Jelinek <jakub@redhat.com>
1205 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
1206 has no rtl yet when processing local_decls, queue it and recheck
1207 if deferred stack allocation hasn't assigned it rtl.
1209 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
1211 * config/sh/sh.c (unspec_bbr_uid): New.
1212 (gen_block_redirect): Use it instead of INSN_UID.
1213 (gen_far_branch): Likewise.
1215 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
1217 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
1218 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
1220 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1222 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
1223 (Warning Options): -Wno-conversion-null is valid for
1224 Objective-C++ as well.
1225 * doc/tm.texi (Named Address Spaces): Likewise.
1226 * doc/plugins.texi (Plugins): Replace TABs with spaces.
1227 * doc/tree-ssa.texi (Tree SSA): Likewise.
1229 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1232 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
1233 by default. Don't set the default arch for
1234 i[34567]86-*-darwin*|x86_64-*-darwin*.
1236 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1239 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
1240 default. Set the default 32bit/64bit archs with $with_arch
1241 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
1243 2010-02-27 Richard Guenther <rguenther@suse.de>
1245 PR tree-optimization/43186
1246 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
1247 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
1248 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
1249 unroller iterations.
1251 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1253 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
1254 required and i[34567]86-*-* targets don't support 64bit ISA.
1256 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
1259 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1262 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1264 * config.gcc: Set the default arch at least to Prescott for
1265 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
1266 if SSE math is enabled.
1268 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1270 * diagnostic.c (diagnostic_initialize): Update.
1271 (diagnostic_report_diagnostic): Test inhibit_notes_p for
1273 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
1274 (diagnostic_inhibit_notes): New.
1275 * toplev.c (process_options): inhibit notes with -fcompare-debug.
1277 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1280 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
1281 * doc/standards.texi: Likewise.
1282 * doc/extend.texi: Likewise.
1283 * doc/trouble.texi: Likewise.
1284 * doc/cppopts.texi: Likewise.
1285 * doc/install.texi: Likewise.
1286 * c.opt (std=c90,std=gnu90): New options.
1287 * c-opts.c (c_common_handle_option): Handle them.
1289 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1292 * c-decl.c (undeclared_variable): Use an informative note.
1294 2010-02-26 Richard Guenther <rguenther@suse.de>
1296 PR tree-optimization/43186
1297 * gimple.h (gimple_fold): Remove.
1298 * gimple.c (gimple_fold): Remove. Inline into single user ...
1299 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
1300 Try harder for conditions.
1302 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1305 * function.c (used_types_insert): Don't skip through named pointer
1306 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
1307 and it is different from the main variant's type.
1309 2010-02-26 Nick Clifton <nickc@redhat.com>
1311 * config/rx/rx.md (sminsi3): Remove bogus alternative.
1313 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1315 * config.gcc: Support --with-fpmath=sse for x86.
1317 * config/i386/ssemath.h: New.
1319 * doc/install.texi (--with-fpmath=sse): Documented.
1321 2010-02-26 Richard Guenther <rguenther@suse.de>
1323 PR tree-optimization/43188
1324 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
1325 vector types of over-aligned element type.
1327 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
1330 * config/i386/i386.c (expand_vec_perm_blend): Use correct
1331 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
1333 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
1335 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
1337 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1339 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
1340 * var-tracking.c: Include diagnostic.h.
1341 (debug_dv): New function.
1342 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
1345 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
1346 (add_value_chain, add_value_chains, remove_value_chain,
1347 remove_value_chains): Handle DEBUG_EXPRs.
1348 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
1351 * regcprop.c (struct queued_debug_insn_change): New type.
1352 (struct value_data_entry): Add debug_insn_changes field.
1353 (struct value_data): Add n_debug_insn_changes field.
1354 (debug_insn_changes_pool): New variable.
1355 (free_debug_insn_changes, apply_debug_insn_changes,
1356 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
1357 (kill_value_one_regno): Call free_debug_insn_changes if needed.
1358 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
1360 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
1362 (copyprop_hardreg_forward_1): Don't call apply_change_group for
1363 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
1364 changes, call cprop_find_used_regs via note_stores.
1365 (copyprop_hardreg_forward): When copying vd from predecessor
1366 which has any queued DEBUG_INSN changes, make sure the pointers are
1367 cleared. At the end call df_analyze and then if there are any
1368 DEBUG_INSN changes queued at the end of some basic block for still
1369 live registers, apply them.
1370 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
1372 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
1374 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
1377 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
1379 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
1380 targets. Set the default with_cpu/with_arch from arch/cpu.
1381 Allow x86-64 and native for with_cpu/with_arch.
1383 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
1385 * ebitmap.c: Change calls to verify_popcount with calls to
1386 sbitmap_verify_popcount.
1387 (ebitmap_clear_bit): Fixed map->cacheindex test and
1388 map>cache update when bit clearing results in an empty
1391 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1394 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
1395 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
1396 and support both V2DF and V2DI modes.
1397 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
1398 support both V2DF and V2DI modes.
1399 (general): Delete trailing whitespace from a few patterns.
1401 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1402 V2DF/V2DI interleave high/low builtins.
1404 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
1407 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
1408 interleave high/low functions.
1410 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
1412 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
1413 #pragma extern_prefix.
1415 2010-02-25 Jakub Jelinek <jakub@redhat.com>
1418 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
1419 BLKmode, assert op0 is a MEM and just adjust its mode.
1422 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
1423 if bitpos isn't multiple of mode's bitsize.
1425 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1427 * c.opt (-ftemplate-depth=): New.
1428 (-ftemplate-depth-): Deprecate.
1429 * optc-gen.awk: Handle -ftemplate-depth=.
1430 * opth-gen.awk: Likewise.
1431 * c-opts.c (c_common_handle_option): Likewise.
1432 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
1434 2010-02-24 Jason Merrill <jason@redhat.com>
1436 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
1438 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1440 * cfg.c (alloc_aux_for_block): Remove inline.
1441 (alloc_aux_for_edge): Likewise.
1443 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1445 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
1447 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1449 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
1450 * config/i386/sol2-gas.h: New file.
1451 * config.gcc (i[34567]86-*-solaris2*): Use it.
1453 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1456 * c-typeck.c (ep_convert_and_check): New.
1457 (build_conditional_expr): Use it.
1458 (build_binary_op): Likewise.
1460 2010-02-24 Jakub Jelinek <jakub@redhat.com>
1462 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
1465 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
1466 bounds even for -O+.
1467 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
1468 expr needs to have DECL_NAME set.
1470 2010-02-24 Nick Clifton <nickc@redhat.com>
1472 * config/mep/mep.c: Include gimple.h.
1473 (mep_function_uses_sp): Delete unused function.
1474 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
1475 parameters. Use unsigned integers to count args. Return a
1476 NULL_RTX instead of an error_mark_node. Toidy up formatting.
1478 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1481 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
1482 greater or equal to nelt instead of 2 * nelt.
1483 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
1486 2010-02-23 Jason Merrill <jason@redhat.com>
1489 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
1490 in cfun->local_decls even if they have register types.
1493 * stor-layout.c (place_field): Don't warn about unnecessary
1494 DECL_PACKED if the type is packed.
1496 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1499 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
1500 GOTOFF relocs, even when the base reg isn't pic pointer.
1502 2010-02-23 Michael Matz <matz@suse.de>
1505 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
1506 (expand_gimple_basic_block): Generate and use debug temps if there
1507 are debug uses left after the last real use of TERed ssa names.
1508 Unlink debug immediate uses when they are expanded.
1510 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1513 * config/i386/i386.c (override_options): Reorganise to provide
1514 better error messages.
1516 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1519 * graphite-scop-detection.c (create_single_exit_edge): Move
1520 the call to find_single_exit_edge to....
1521 (create_sese_edges): ...here. Don't handle multiple edges
1522 exiting the function.
1523 (build_graphite_scops): Don't handle multiple edges
1524 exiting the function.
1526 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1529 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
1530 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
1532 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1535 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
1537 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1540 * c-typeck.c (convert_arguments): Print declaration location.
1541 * c-common.c (validate_nargs): Rename as
1542 builtin_function_validate_nargs.
1543 (check_builtin_function_arguments): Update.
1545 2010-02-22 Richard Guenther <rguenther@suse.de>
1548 * tree-inline.c (declare_return_variable): Use the type of
1549 the call stmt lhs if available.
1551 2010-02-22 Duncan Sands <baldrick@free.fr>
1553 * passes.c (register_pass): Always consider all pass lists when
1554 ref_pass_instance_number is zero.
1556 2010-02-22 Richard Guenther <rguenther@suse.de>
1558 PR tree-optimization/42749
1559 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
1560 parameter. Do arithmetic in the original type.
1561 (update_accumulator_with_ops): Likewise.
1562 (adjust_accumulator_values): Adjust.
1564 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1566 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
1567 (QI to BLKmode splitter): New splitter.
1569 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
1571 * config/i386/i386.c (initial_ix86_tune_features): Turn on
1572 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
1574 2010-02-22 Richard Guenther <rguenther@suse.de>
1576 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
1578 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
1580 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
1581 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
1582 ($(T)crti.o, $(T)crtn.o): Remove rules.
1584 2010-02-21 Tobias Burnus <burnus@net-b.de>
1587 * doc/invoke.texi (-fassociative-math): Document that this
1588 option is automatically enabled for Fortran.
1590 2010-02-20 David S. Miller <davem@davemloft.net>
1592 * configure.ac: Test if linker and assembler properly support
1593 GOTDATA_OP relocations.
1594 * configure: Rebuild.
1595 * config.in: Likewise.
1596 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
1597 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
1598 (movsi_high_pic): Likewise.
1599 (movdi_lo_sum_pic): Likewise.
1600 (movdi_high_pic): Likewise.
1601 (movsi_pic_gotdata_op): New pattern.
1602 (movdi_pic_gotdata_op): Likewise.
1603 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
1604 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
1606 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
1609 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
1610 attribute to ssemul.
1611 (xop_mulv2div2di3_high): Ditto.
1613 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1616 * c.opt (Wconversion-null): New option.
1617 * doc/invoke.texi (Wconversion-null): Document.
1619 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1621 * common.opt (Wlarger-than-): Add Undocumented.
1623 2010-02-19 Mike Stump <mikestump@comcast.net>
1625 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
1627 2010-02-19 Jason Merrill <jason@redhat.com>
1630 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
1631 * configure: Likewise.
1633 2010-02-20 Alan Modra <amodra@gmail.com>
1636 * cgraph.h (cgraph_make_decl_local): Declare.
1637 * cgraph.c (cgraph_make_decl_local): New function.
1638 (cgraph_make_node_local): Use it.
1639 * cgraphunit.c (cgraph_function_versioning): Likewise.
1640 * ipa.c (function_and_variable_visibility): Likewise.
1642 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1645 * except.c (sjlj_emit_function_enter): Don't call
1646 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
1648 * rtl.h (add_reg_br_prob_note): Remove prototype.
1650 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1653 * c-common.c (conversion_warning): Remove widening conversions
1654 before checking the conversion of integers to reals.
1656 2010-02-19 Mike Stump <mikestump@comcast.net>
1659 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
1662 * cgraphunit.c (process_function_and_variable_attributes): Check
1663 DECL_PRESERVE_P instead of looking up attribute "used".
1664 * ipa-pure-const.c (check_decl): Likewise.
1665 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
1666 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
1667 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
1668 instead of attribute "used".
1669 * config/sol2-c.c (solaris_pragma_init): Likewise.
1670 (solaris_pragma_fini): Likewise.
1672 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1674 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
1675 Use XCNEW instead of xcalloc.
1676 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
1677 XNEW instead of xmalloc.
1678 (get_fields): Use XNEWVEC instead of xmalloc.
1681 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
1682 populate vars array.
1683 (create_new_general_access): For debug stmts just reset value.
1684 (get_stmt_accesses): For accesses within debug stmts just record them
1685 using add_access_to_acc_sites instead of preventing the peeling or
1686 counting them as accesses.
1689 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
1691 2010-02-19 Richard Guenther <rguenther@suse.de>
1693 PR tree-optimization/42916
1694 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
1697 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
1699 * configure.ac: Replace all uses of changequote in macro arguments
1700 with proper quoting.
1702 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1705 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
1707 2010-02-19 Richard Guenther <rguenther@suse.de>
1709 PR tree-optimization/42944
1710 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
1711 test for aliasing with errno.
1713 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1716 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
1717 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
1718 * dojump.c: Include output.h.
1719 (inv): New inline function.
1720 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
1721 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
1722 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
1723 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
1724 argument, pass it down to other calls.
1725 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
1726 add REG_BR_PROB note to the conditional jump.
1727 * cfgexpand.c (add_reg_br_prob_note): Removed.
1728 (expand_gimple_cond): Don't call it, add the probability
1729 as last argument to jumpif_1/jumpifnot_1.
1730 * Makefile.in (dojump.o): Depend on output.h.
1731 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
1733 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
1734 * stmt.c (do_jump_if_equal): Likewise.
1735 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
1736 * loop-unswitch.c (compare_and_jump_seq): Likewise.
1737 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
1739 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
1740 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
1741 jumpifnot_1 callers.
1742 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
1744 (store_expr): Adjust jumpifnot caller.
1745 (store_constructor): Adjust jumpif caller.
1748 * gimplify.c (gimple_boolify): For __builtin_expect call
1749 gimple_boolify also on its first argument.
1751 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
1753 * configure.ac (gnu-unique-object): Wrap regexps using [] in
1755 (__stack_chk_fail): Ditto. Remove quadrigraphs.
1756 * configure: Regenerated.
1758 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1760 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
1761 lang_hooks.types_compatible_p instead of comptypes.
1763 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
1765 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
1766 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
1767 if __prefer_thumb__ is defined.
1769 2010-02-18 Martin Jambor <mjambor@suse.cz>
1771 PR tree-optimization/43066
1772 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
1773 array with zero-sized element type.
1775 2010-02-18 Jakub Jelinek <jakub@redhat.com>
1777 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
1778 rtx, allocate struct var_loc_node here and return it to the
1779 caller, and only if it is actually needed.
1780 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
1781 move it earlier and return immediately if it returns NULL.
1783 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
1785 * config/sparc/gas.h: New file. Restore
1786 TARGET_ASM_NAMED_SECTION to its ELF default.
1787 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
1789 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1790 Likewise. Add ATTRIBUTE_UNUSED to prototype.
1791 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
1792 after sparc/sysv4.h.
1794 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
1796 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
1798 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
1800 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
1801 patterns from predicated pattern.
1803 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
1806 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
1807 for insn mnemonic suffix.
1809 2010-02-17 Richard Guenther <rguenther@suse.de>
1811 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
1814 2010-02-17 Jakub Jelinek <jakub@redhat.com>
1817 * caller-save.c (save_call_clobbered_regs): If BB ends with
1818 a DEBUG_INSN, move any notes in between last real insn and the last
1819 DEBUG_INSN after the last DEBUG_INSN.
1821 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
1823 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
1824 Fix return type. Fix argument type. Explain meaning of return value.
1826 2010-02-16 Richard Guenther <rguenther@suse.de>
1828 PR tree-optimization/41043
1829 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
1830 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
1832 (vrp_visit_phi_node): ... but only for loop PHI nodes.
1834 2010-02-16 Ira Rosen <irar@il.ibm.com>
1836 PR tree-optimization/43074
1837 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
1838 * tree-vect-loop.c (vect_analyze_loop_operations): Add
1839 vectorizable cycles in hybrid SLP check.
1840 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
1842 2010-02-16 Richard Guenther <rguenther@suse.de>
1844 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
1845 (true_dependence): If memrefs_conflict_p computes must-alias
1846 trust it. Move TBAA check after offset-based disambiguation.
1847 (canon_true_dependence): Likewise.
1849 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
1851 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
1852 * doc/invoke.texi: Document it.
1853 * var-tracking.c: Include toplev.h and params.h.
1854 (vt_find_locations): Return bool indicating success. Compute
1855 hash sizes unconditionally. Check new parameter, report.
1856 (variable_tracking_main_1): Check vt_find_locations results and
1857 retry. Renamed from...
1858 (variable_tracking_main): ... this. New wrapper to preserve
1859 flag_var_tracking_assignments.
1860 * Makefile.in (var-tracking.o): Adjust dependencies.
1862 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
1863 Jakub Jelinek <jakub@redhat.com>
1866 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
1867 if weak_import attribute is present.
1868 * config/darwin.c (machopic_select_section): Likewise.
1870 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
1872 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
1873 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
1874 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
1875 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
1877 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
1880 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1883 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
1884 Rewrite text to refer to the names.
1886 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
1888 * config/i386/i386-builtin-types.def
1889 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
1890 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
1891 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
1892 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
1893 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
1894 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
1895 IX86_BUILTIN_VPERMIL2PS256.
1896 (MULTI_ARG_4_DF2_DI_I): Defined.
1897 (MULTI_ARG_4_DF2_DI_I1): Defined.
1898 (MULTI_ARG_4_SF2_SI_I): Defined.
1899 (MULTI_ARG_4_SF2_SI_I1): Defined.
1900 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
1901 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
1902 __builtin_ia32_vpermil2ps256.
1903 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1904 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1905 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
1906 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1907 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1908 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
1909 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
1910 CODE_FOR_xop_vpermil2v8sf3.
1911 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
1912 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
1913 * config/i386/xopintrin.h (_mm_permute2_pd): New.
1914 (_mm256_permute2_pd): New.
1915 (_mm_permute2_ps): New.
1916 (_mm256_permute2_ps): New.
1918 2010-02-15 Nick Clifton <nickc@redhat.com>
1920 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
1921 boolean parameters. Use emit_jump_insn when emitting a pop
1922 instruction containing a return insn.
1923 (push): Use 'true' rather than '1' as second parameter to F.
1924 (h8300_expand_prologue): Likewise.
1925 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
1926 (h8300_expand_epilogue): Likewise.
1928 2010-02-15 Richard Guenther <rguenther@suse.de>
1931 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
1934 2010-02-15 Nick Clifton <nickc@redhat.com>
1936 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
1939 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
1941 * intl.c (fake_ngettext): New function.
1942 * intl.h (fake_ngettext): Declare.
1943 (ngettext): Define macro.
1944 * collect2.c (notice_translated): New function.
1945 (main): Use notice_translated and ngettext.
1946 * collect2.h (notice_translated): Declare.
1948 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
1950 * reorg.c (delete_computation): Comment fixes.
1951 * caller-save.c (setup_save_areas): Idem.
1952 * sel-sched-dump.c (dump_lv_set): Idem.
1955 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1957 * config/s390/s390.c (s390_sched_init): New function.
1958 (TARGET_SCHED_INIT): Target hook defined.
1960 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
1961 Jack Howarth <howarth@bromo.med.uc.edu>
1962 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1965 Partial revert of unintended change in fix for PR41605.
1966 * config/darwin.h: Fix typo.
1967 * config/darwin9.h: Same.
1969 2010-02-11 Jakub Jelinek <jakub@redhat.com>
1971 * c-pch.c (pch_init): Clear v.
1973 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1976 * graphite-scop-detection.c (graphite_can_represent_scev): Call
1977 graphite_can_represent_init for MULT_EXPR.
1979 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1983 * graphite-sese-to-poly.c (remove_phi): New.
1984 (translate_scalar_reduction_to_array): Call remove_phi.
1986 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1989 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
1990 * graphite-clast-to-gimple.h (gloog): Update declaration.
1991 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
1992 * graphite-poly.h (struct poly_bb): Add missing comments.
1993 (struct scop): Add poly_scop_p field.
1995 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
1996 * graphite.c (graphite_transform_loops): Build the polyhedral
1997 representation for each scop before code generation.
1998 * sese.c (rename_variables_in_operand): Removed.
1999 (rename_variables_in_expr): Return the renamed expression.
2000 (rename_sese_parameters): New.
2001 * sese.h (rename_sese_parameters): Declared.
2003 2010-02-11 Richard Guenther <rguenther@suse.de>
2005 PR tree-optimization/42998
2006 * tree-ssa-pre.c (create_expression_by_pieces): Treat
2007 POINTER_PLUS_EXPR properly.
2009 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
2010 Changpeng Fang <changpeng.fang@amd.com>
2013 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
2014 the cost of an IV candidate when the IV is used in a test against zero.
2016 * gcc.dg/tree-ssa/ivopts-3.c: New.
2018 2010-02-11 Richard Guenther <rguenther@suse.de>
2021 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
2022 pointer-vs-decl case by swapping refs. Handle some cases
2023 of pointer-vs-decl disambiguations more conservatively.
2024 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
2025 to false after expanding.
2027 2010-02-11 Richard Guenther <rguenther@suse.de>
2030 * gcc.c (process_command): Handle LTO file@offset case more
2033 2010-02-11 Jakub Jelinek <jakub@redhat.com>
2035 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
2036 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
2038 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
2040 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
2041 if MEM's mode size isn't DWARF2_ADDR_SIZE.
2042 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
2043 Optimize eq/ne comparisons when both arguments are known to be
2045 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
2046 Don't mask operands unnecessarily if they are known to be already
2049 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
2051 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
2054 2010-02-10 Richard Guenther <rguenther@suse.de>
2056 PR tree-optimization/43017
2057 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
2058 for wrapping signed arithmetic.
2060 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2063 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
2064 if no debug info should be emitted for it.
2066 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
2068 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
2069 note when flag_exceptions is set.
2071 2010-02-10 Duncan Sands <baldrick@free.fr>
2073 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
2075 2010-02-10 Richard Guenther <rguenther@suse.de>
2078 * tree.c (get_unwidened): Handle constants.
2079 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
2081 2010-02-10 Martin Jambor <mjambor@suse.cz>
2084 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
2085 check for variable argument counts independently.
2087 2010-02-10 Christian Bruel <christian.bruel@st.com>
2090 * config/sh/sh.c (find_barrier): Increase length for non delayed
2091 conditional branches.
2093 2010-02-10 Christian Bruel <christian.bruel@st.com>
2095 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
2097 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2099 * builtins.c (set_builtin_user_assembler_name): Also handle
2100 ffs if int is smaller than word.
2102 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
2105 * ira-conflicts.c (get_dup): Remove.
2106 (process_reg_shuffles): Add new parameter. Use it as an
2107 additional guard for copy generation.
2108 (add_insn_allocno_copies): Rewrite.
2110 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
2112 * common.opt (fsched2-use-traces): Preserved for backward
2114 * doc/invoke.texi: Remove the documentation about option
2115 -fsched2-use-traces.
2116 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
2117 flag_sched2_use_traces.
2118 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
2119 the backward compatibility flag section.
2121 2010-02-09 Richard Guenther <rguenther@suse.de>
2123 PR tree-optimization/43008
2124 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
2125 make HEAP variables initialized from global memory if they
2126 are not known builtin functions.
2127 (find_func_aliases): Adjust.
2129 2010-02-09 Richard Guenther <rguenther@suse.de>
2131 PR tree-optimization/43000
2132 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
2133 arithmetic manually.
2135 2010-02-08 Jakub Jelinek <jakub@redhat.com>
2137 PR tree-optimization/42931
2138 * tree-loop-linear.c (try_interchange_loops): Don't call
2139 double_int_mul if estimated_loop_iterations failed.
2141 2010-02-08 Martin Jambor <mjambor@suse.cz>
2144 * tree-sra.c (build_accesses_from_assign): Do not mark in
2145 should_scalarize_away_bitmap if stmt has volatile ops.
2146 (sra_modify_assign): Do not process assigns piecemeal if if stmt
2149 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
2151 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
2153 2010-02-07 Adam Nemet <adambnmet@gmail.com>
2155 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
2158 2010-02-07 Andrew Pinski <pinskia@gmail.com>
2161 * df-core.c (df_finish_pass): Change type of saved_flags to int.
2163 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2166 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
2167 to unknown_dependence.
2168 (graphite_legal_transform_dr): Handle the unknown_dependence.
2169 (graphite_carried_dependence_level_k): Same.
2171 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2173 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
2175 2010-02-07 Richard Guenther <rguenther@suse.de>
2178 * expr.c (get_inner_reference): Always initialize *pbitsize.
2180 2010-02-07 Richard Guenther <rguenther@suse.de>
2183 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
2184 new ARRAY_REFs on variable size element or minimal index arrays.
2186 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
2187 gimple_fold_indirect_ref.
2189 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
2192 * arm.c (arm_override_options): Just return if the user has specified
2193 an invalid fpu name.
2195 2010-02-03 Jason Merrill <jason@redhat.com>
2198 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
2199 i386_pe_maybe_record_exported_symbol.
2201 2010-02-05 Steve Ellcey <sje@cup.hp.com>
2204 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2205 (pa_delegitimize_address): New function.
2207 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
2209 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
2210 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
2212 2010-02-05 Richard Guenther <rguenther@suse.de>
2215 * lto-streamer-in.c (get_resolution): Deal with references
2216 to undefined functions.
2218 2010-02-05 Richard Guenther <rguenther@suse.de>
2220 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
2221 (fold_const_aggregate_ref): Likewise.
2222 (ccp_fold_stmt): Substitute loads.
2223 (maybe_fold_reference): Verify types before substituting.
2225 (fold_gimple_assign): Unshare properly.
2226 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
2228 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
2230 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
2231 for rs6000_gen_cell_microcode.
2233 2010-02-04 Richard Guenther <rguenther@suse.de>
2235 PR rtl-optimization/42952
2236 * dse.c (const_or_frame_p): Remove MEM handling.
2238 2010-02-04 Nick Clifton <nickc@redhat.com>
2240 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
2241 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
2242 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
2243 (mn10300_asm_output_mi_thunk): New function.
2244 (mn10300_can_output_mu_thunk): New function.
2245 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
2246 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
2247 (FUNCTION_ARG): Delete incorrect comment.
2249 2010-02-03 Jason Merrill <jason@redhat.com>
2252 * fold-const.c (operand_equal_p): Handle erroneous types.
2254 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2256 * config/h8300/h8300.md (can_delay): Fix attibute condition.
2258 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
2260 PR rtl-optimization/42941
2261 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
2264 2010-02-03 Jason Merrill <jason@redhat.com>
2267 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
2269 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
2272 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
2273 (cselib_reset_table): Renamed from...
2274 (cselib_reset_table_with_next_value): ... this.
2275 (cselib_get_next_uid): Renamed from...
2276 (cselib_get_next_unknown_value): ... this.
2277 * cselib.c (next_uid): Renamed from...
2278 (next_unknown_value): ... this.
2279 (cselib_clear_table): Adjust.
2280 (cselib_reset_table): Adjust. Renamed from...
2281 (cselib_reset_table_with_next_value): ... this.
2282 (cselib_get_next_uid): Adjust. Renamed from...
2283 (cselib_get_next_unknown_value): ... this.
2284 (get_value_hash): Use hash.
2285 (cselib_hash_rtx): Likewise.
2286 (new_cselib_val): Adjust. Set and dump uid.
2287 (cselib_lookup_mem): Pass next_uid as hash.
2288 (cselib_subst_to_values): Likewise.
2289 (cselib_log_lookup): Dump uid.
2290 (cselib_lookup): Pass next_uid as hash. Adjust.
2291 (cselib_process_insn): Adjust.
2292 (cselib_init): Initialize next_uid.
2293 (cselib_finish): Adjust.
2294 (dump_cselib_table): Likewise.
2295 * dse.c (canon_address): Dump value uid.
2296 * print-rtl.c (print_rtx): Print value uid.
2297 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
2299 (dv_uid): New function, sort of renamed from...
2300 (dv_htab_hash): ... this, reimplemented in terms of it and...
2301 (dv_uid2hash): ... this. New.
2302 (variable_htab_eq): Drop excess assertions.
2303 (tie_break_pointers): Removed.
2304 (canon_value_cmp): Compare uids.
2305 (variable_post_merge_New_vals): Print uids.
2306 (vt_add_function_parameters): Adjust.
2307 (vt_initialize): Reset table. Adjust.
2309 2010-02-03 Richard Guenther <rguenther@suse.de>
2311 PR tree-optimization/42944
2312 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
2313 (call_may_clobber_ref_p_1): Likewise. Properly handle
2314 malloc and calloc clobbering errno.
2316 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
2318 * doc/invoke.texi: Fix name of sched1 dump.
2320 * opts.c (decode_options): Set flag_tree_switch_conversion
2321 only conditionally on optimize >= 2.
2323 * gcse.c: Assorted comment fixes in pass description.
2325 2010-02-03 Anthony Green <green@moxielogic.com>
2327 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
2328 nop padding in order to maintain alignment of storage location of
2329 target function address.
2330 (moxie_trampoline_init): Store target function address at newly
2332 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
2334 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
2336 2010-02-03 Richard Guenther <rguenther@suse.de>
2339 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
2341 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2343 * config.gcc: Reenable check for obsolete targets.
2344 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
2345 mips-sgi-irix6.[0-4]*.
2347 2010-02-02 Nick Clifton <nickc@redhat.com>
2349 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
2350 constant size of 4 as being the same as 0.
2351 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
2352 can take values in the range 0..4.
2354 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
2357 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
2358 as _darwin10_Unwind_FindEnclosingFunction().
2359 * libgcc-libsystem.ver: New.
2361 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
2364 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
2365 implicitly set registers.
2367 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
2369 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
2370 (arm_override_options): Allow automatic selection of the thread
2371 pointer register if thumb2.
2372 (legitimize_pic_address): Improve code sequences for Thumb2.
2373 (arm_call_tls_get_addr): Likewise.
2374 (legitimize_tls_address): Likewise.
2375 * arm.md (pic_load_addr_arm): Delete. Replace with ...
2376 (pic_load_addr_32bit): ... this. New named pattern.
2377 * thumb2.md (pic_load_addr_thumb2): Delete.
2378 (pic_load_dot_plus_four): Delete.
2379 (tls_load_dot_plus_four): New named pattern.
2381 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2384 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
2385 Document fix for TLS bug.
2387 2010-01-31 Richard Guenther <rguenther@suse.de>
2389 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
2390 conservatively correct.
2392 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2396 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2398 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2400 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2402 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
2404 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
2406 * config.gcc: Adjust order of makefile fragments for mingw targets.
2408 2010-01-31 Richard Guenther <rguenther@suse.de>
2411 * gimplify.c (gimplify_init_constructor): For volatile LHS
2412 initialize a temporary.
2414 2010-01-31 Matthias Klose <doko@ubuntu.com>
2416 * configure.ac: Fix __stack_chk_fail check for cross builds configured
2418 * configure: Regenerate.
2420 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
2422 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2423 the same alias set and their sizes different constantness.
2424 (aliasing_component_refs_p): Revert 2009-10-24 change.
2426 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2428 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
2431 2010-01-29 Richard Guenther <rguenther@suse.de>
2433 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
2434 Assert we successfully updated the call.
2436 2010-01-29 Jakub Jelinek <jakub@redhat.com>
2438 PR rtl-optimization/42889
2439 * df.h (df_set_bb_dirty_nonlr): New prototype.
2440 * df-core.c (df_set_bb_dirty_nonlr): New function.
2441 * df-scan.c (df_insn_rescan): Call it instead of
2442 df_set_bb_dirty for DEBUG_INSNs.
2444 2010-01-29 Richard Guenther <rguenther@suse.de>
2447 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
2448 quadratic behavior in most cases.
2450 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
2453 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
2454 in the call to gen_x86_movsicc_0_m1.
2456 2010-01-28 Richard Guenther <rguenther@suse.de>
2458 PR tree-optimization/42871
2459 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
2461 2010-01-28 Richard Guenther <rguenther@suse.de>
2463 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
2464 into call arguments.
2466 2010-01-28 Richard Guenther <rguenther@suse.de>
2469 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
2470 the forwarder if the destination is an EH landing pad.
2472 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
2474 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
2475 block list passed to gimple_duplicate_sese_tail.
2476 (parallelize_loops): Avoid parallelization when the function
2478 Avoid parallelization when the preheader is IRREDUCIBLE.
2479 Try to optimize when estimated_loop_iterations_int is unresolved.
2480 Add the loop's location to the dump file.
2481 * tree-cfg.c (add_phi_args_after_redirect): Remove.
2482 (gimple_duplicate_sese_tail): Remove the check for the latch.
2483 Redirect nexits to the exit block.
2484 Remove handling of the incoming edges to the latch.
2485 Redirect the backedge from the copied latch to the exit bb.
2487 2010-01-28 Michael Matz <matz@suse.de>
2490 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
2491 Wrap force_reg into a sequence, emit it before user.
2493 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
2495 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
2497 (arm_legacy_rev): Likewise.
2498 (thumb_legacy_rev): Likewise.
2500 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2502 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
2503 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
2504 on MEM's address failed, try avoid_constant_pool_reference and
2505 recurse if it returned something different.
2506 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
2507 address, try avoid_constant_pool_reference and recurse if it
2508 returned something different.
2509 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
2510 address and avoid_constant_pool_reference returned something
2511 different, don't set have_address.
2513 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
2516 * var-tracking.c (val_store): Add modified argument, obey it.
2518 (count_uses): Move down logging of main.
2519 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
2520 don't need resolution.
2521 (emit_notes_in_bb): Likewise.
2523 2010-01-27 Richard Guenther <rguenther@suse.de>
2526 * tree-inline.c (remap_decl): Delay remapping of SSA name
2527 default definitions until we need them.
2529 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2531 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2532 (rs6000_delegitimize_address): New function.
2534 * config/s390/s390.c (s390_delegitimize_address): Call
2535 delegitimize_mem_from_attrs.
2538 * tree-inline.c (cannot_copy_type_1): Removed.
2539 (copy_forbidden): Don't forbid copying of functions containing
2540 records/unions with variable length fields.
2542 2010-01-27 Christian Bruel <christian.bruel@st.com>
2546 * config/sh/sh.c (find_barrier): Increase length for non delayed
2547 conditional branches.
2549 2010-01-27 Matthias Klose <doko@ubuntu.com>
2551 * configure.ac (gnu-unique-object): Fix ldd version check.
2552 * configure: Regenerate.
2554 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2556 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
2558 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
2559 Test for HAVE_GNU_AS value.
2561 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2563 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
2564 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
2565 INT64_TYPE): Define.
2566 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
2567 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2568 INT_LEAST64_TYPE): Define.
2569 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
2570 UINT_LEAST64_TYPE): Define.
2571 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
2572 INT_FAST64_TYPE): Define.
2573 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2574 UINT_FAST64_TYPE): Define.
2575 (INTMAX_TYPE, UINTMAX_TYPE): Define.
2576 (INTPTR_TYPE, UINTPTR_TYPE): Define.
2577 (SIG_ATOMIC_TYPE): Define.
2579 2010-01-26 Richard Guenther <rguenther@suse.de>
2581 * df-scan.c (df_scan_set_bb_info): Remove assert.
2582 (df_insn_rescan_debug_internal): Merge asserts.
2583 (df_install_ref): Likewise.
2584 (df_mark_reg): Use bitmap_set_range.
2585 (df_hard_reg_used_p): Remove assert.
2586 (df_hard_reg_used_count): Likewise.
2588 2010-01-26 Richard Guenther <rguenther@suse.de>
2590 PR rtl-optimization/42685
2591 * web.c (web_main): Ignore DEBUG_INSNs.
2593 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
2595 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
2597 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
2598 Fix types of fndecl and arglist parameters.
2600 2010-01-26 Richard Guenther <rguenther@suse.de>
2603 * tree-eh.c (unsplit_eh): Skip debug insns.
2605 2010-01-26 Richard Guenther <rguenther@suse.de>
2607 PR tree-optimization/42250
2608 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
2610 2010-01-26 Jakub Jelinek <jakub@redhat.com>
2613 * omp-low.c (expand_omp_sections): Only use single_pred if
2614 l2_bb is single_pred_p.
2616 2010-01-25 Christian Bruel <christian.bruel@st.com>
2619 * config/sh/sh.c (find_barrier): Increase length for non delayed
2620 conditional branches.
2621 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
2623 2010-01-24 David S. Miller <davem@davemloft.net>
2625 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
2626 define if not using GAS.
2627 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2628 Likewise. Delete SECTION_MERGE code, which is only applicable
2631 2010-01-24 Mark Mitchell <mark@codesourcery.com>
2634 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
2635 mangling of va_list in system headers.
2637 2010-01-23 Toon Moene <toon@moene.org>
2639 * tree-predcom.c (combine_chains): Return NULL, not false.
2641 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
2643 * tree-loop-distribution.c (distribute_loop): Fix declaration and
2644 initialization of variable res to agree with return type.
2646 2010-01-22 Steve Ellcey <sje@cup.hp.com>
2648 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
2649 * tree-sra.c: Add include of expr.h.
2651 2010-01-22 Jakub Jelinek <jakub@redhat.com>
2653 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
2654 insert the debug stmt on the single non-EH edge from the stmt.
2656 2010-01-22 Richard Henderson <rth@redhat.com>
2659 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
2660 the RHS until after generate_subtree_copies has insertted its
2661 code before the current statement.
2663 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
2665 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
2667 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
2669 2010-01-21 Martin Jambor <mjambor@suse.cz>
2671 PR tree-optimization/42585
2672 * tree-sra.c (struct access): New field grp_total_scalarization.
2673 (dump_access): Dump the new field.
2674 (should_scalarize_away_bitmap): New variable.
2675 (cannot_scalarize_away_bitmap): Likewise.
2676 (sra_initialize): Allocate new bitmaps.
2677 (sra_deinitialize): Free new bitmaps.
2678 (create_access_1): New function.
2679 (create_access): Parts moved to create_access_1.
2680 (type_consists_of_records_p): New function.
2681 (completely_scalarize_record): Likewise.
2682 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
2683 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
2684 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
2686 (analyze_all_variable_accesses): Completely scalarize small eligible
2689 2010-01-21 Martin Jambor <mjambor@suse.cz>
2691 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
2693 2010-01-21 Andrew Haley <aph@redhat.com>
2695 * gcc.c (process_command): Move lang_specific_driver before
2696 setting cc_libexec_prefix.
2698 2010-01-21 Richard Guenther <rguenther@suse.de>
2701 * fold-const.c (negate_expr_p): Pretend only negative
2702 real constants are easily negatable.
2704 2010-01-20 Janis Johnson <janis187@us.ibm.com>
2705 Jason Merrill <jason@redhat.com>
2707 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
2708 (TYPE_TRANSPARENT_AGGR): this, for union and record.
2709 * calls.c (initialize argument_information): Handle it.
2710 * c-common.c (handle_transparent_union_attribute): Use new name.
2711 * c-decl.c (finish_struct): Ditto.
2712 * c-typeck.c (type_lists_compatible_p): Ditto.
2713 (convert_for_assignment): Use new name and also handle record.
2714 * function.c (aggregate_value_p): Handle it.
2715 (pass_by_reference): Ditto.
2716 (assign_parm_data_types): Ditto.
2717 * print-tree.c (print_node): Ditto.
2718 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
2719 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
2720 * tree.c (first_field): New fn.
2722 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
2725 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
2726 even when linking statically, for now.
2728 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2731 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
2732 without a cselib val.
2733 (count_uses): Accept MO_VAL_SET with no val on stores.
2734 (add_stores): Likewise.
2736 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2738 * var-tracking.c (check_value_val): Add a compile time assertion.
2739 (dv_is_decl_p): Simplify.
2740 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
2741 gcc_assert if ENABLE_CHECKING.
2743 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2746 * var-tracking.c: Include tree-flow.h.
2747 (mem_dies_at_call): New.
2748 (dataflow_set_preserve_mem_locs): Use it.
2749 (dataflow_set_remove_mem_locs): Likewise.
2750 (dump_var): Renamed from dump_variable. Adjust all callers.
2751 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
2752 * Makefile.in (var-tracking.o): Adjust deps.
2754 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
2756 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
2758 2010-01-20 Richard Guenther <rguenther@suse.de>
2760 PR tree-optimization/42717
2761 * tree-ssa-dce.c (get_live_post_dom): Remove.
2762 (forward_edge_to_pdom): Take an arbitrary edge to copy
2763 degenerate PHI args from.
2764 (remove_dead_stmt): Use the first post-dominator even if it
2765 does not contain live statements as redirection destination.
2767 2010-01-20 Richard Guenther <rguenther@suse.de>
2769 * tree-inline.c (estimate_num_insns): Handle EH builtins.
2771 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2773 * sel-sched.c (create_speculation_check): Remove set but not used
2775 (try_transformation_cache): Remove set but not used variable ds.
2776 (calculate_privileged_insns): Remove set but not used variables
2777 cur_insn and min_spec_insn.
2778 (find_best_expr): Remove set but not used variable avail_n.
2779 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
2781 * cgraphunit.c (assemble_thunk): Remove set but not used variable
2783 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
2784 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
2787 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
2790 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
2791 cpu types. Add support for *-sse3 cpu types.
2792 (x86_64-*-*): Ditto.
2794 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2797 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
2798 argument, call initializer_constant_valid_p_1 instead of
2799 initializer_constant_valid_p, pass CACHE to it, return NULL
2800 immediately if first call returns NULL.
2801 (initializer_constant_valid_p_1): New function.
2802 (initializer_constant_valid_p): Use it.
2804 2010-01-20 Thomas Quinot <quinot@adacore.com>
2806 * tree.def (PLACEHOLDER_EXPR): Fix comment.
2808 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2810 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
2811 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
2812 (loc_list_from_tree): Don't handle unsigned division. Handle
2813 signed modulo using DW_OP_{over,over,div,mul,minus}.
2814 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
2815 modulo instead of signed.
2817 2010-01-20 DJ Delorie <dj@redhat.com>
2819 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
2821 (h8300_emit_stack_adjustment): Propogate it.
2823 (h8300_expand_prologue): Likewise.
2824 (h8300_expand_epilogue): Likewise.
2826 2010-01-19 Michael Matz <matz@suse.de>
2828 PR tree-optimization/41783
2829 * tree-data-ref.c (toplevel): Include flags.h.
2830 (dump_data_dependence_relation): Also dump the inputs if the
2831 result will be unknown.
2832 (split_constant_offset_1): Look through some conversions.
2833 * tree-predcom.c (determine_roots_comp): Restart a new chain if
2834 the offset from last element is too large.
2835 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
2836 (reassociate_to_the_same_stmt): Handle vector registers.
2837 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
2839 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
2840 wide_prolog_niters argument, emit widening instructions.
2841 (vect_do_peeling_for_alignment): Adjust caller, use widened
2842 variant of the iteration cound.
2843 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
2845 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2848 * config/arm/neon-testgen.m (emit_automatics): New parameter
2849 features. Adjust for Fixed_return_reg feature.
2850 (test_intrinsic): Call emit_automatics with new feature.
2851 * config/arm/neon.ml: Update copyright years.
2852 (features): New Fixed_return_reg feature.
2853 (ops): Update feature for Vget_low.
2855 2010-01-19 Jakub Jelinek <jakub@redhat.com>
2857 PR tree-optimization/42719
2858 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
2862 * fwprop.c (all_uses_available_at): Return false if def_set dest
2863 is a REG that is used in def_insn.
2865 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
2867 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
2869 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
2872 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
2874 * target.h (struct gcc_target) <secondary_reload>: Change type
2875 of last argument to secondary_reload_info *.
2877 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
2880 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
2881 memory references with unaligned offsets. Remove CQImode handling.
2882 (unaligned_memory_operand): Return 1 for memory references with
2883 unaligned offsets. Remove CQImode handling.
2885 2010-01-18 Richard Guenther <rguenther@suse.de>
2888 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
2891 2010-01-18 Richard Guenther <rguenther@suse.de>
2893 PR tree-optimization/42781
2894 * tree-ssa-structalias.c (find_what_var_points_to): Skip
2895 restrict processing only if the original variable was artificial.
2897 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
2899 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
2900 find number of popped argument bytes.
2902 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
2903 Fix the text that describes the return value for invalid insns.
2905 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
2907 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
2908 Clarify what 'cost of the -dependence' is. Fix quoting.
2910 * toplev.c (default_get_pch_validity): Rename argument to "sz".
2911 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
2913 2010-01-17 Jakub Jelinek <jakub@redhat.com>
2915 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2916 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
2918 2010-01-17 Richard Guenther <rguenther@suse.de>
2921 * function.c (split_complex_args): Take a VEC to modify.
2922 (assign_parms_augmented_arg_list): Build a VEC instead of
2923 a chain of PARM_DECLs.
2924 (assign_parms_unsplit_complex): Take a VEC of arguments.
2925 Do not fixup unmodified parms.
2926 (assign_parms): Deal with the VEC.
2927 (gimplify_parameters): Likewise.
2929 2010-01-17 Richard Guenther <rguenther@suse.de>
2931 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
2932 node existence check.
2933 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
2934 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
2935 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
2936 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
2937 (gimple_execute_on_growing_pred): Likewise.
2939 2010-01-17 Richard Guenther <rguenther@suse.de>
2941 PR tree-optimization/42773
2942 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
2943 (compute_antic_aux): Likewise.
2944 (compute_partial_antic_aux): Likewise.
2946 2010-01-17 Jie Zhang <jie.zhang@analog.com>
2949 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
2952 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
2954 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
2957 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
2958 Fix markup for strict argument.
2960 (TARGET_SCHED_REORDER2): Fix argument types.
2962 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
2963 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
2965 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
2966 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
2968 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
2971 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
2972 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
2973 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
2974 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
2975 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
2977 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
2979 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
2981 (TARGET_ASM_RELOC_RW_MASK): Add return type.
2982 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
2984 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
2986 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
2989 (TARGET_ASM_NAMED_SECTION): Fix argument list.
2991 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
2992 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
2994 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
2996 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
2998 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
2999 referring to it. Fix language.
3001 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
3003 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
3005 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
3007 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
3009 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
3010 '@var{stream}. Remove stray 'and'.
3012 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
3014 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
3016 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
3018 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
3019 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
3021 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
3022 Fix description of return value.
3023 Rename argument "sz" to "len."
3025 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
3026 Clarify meaning of 'true' return value.
3028 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
3030 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
3031 rep_mode versus mode_rep.
3033 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
3035 (TARGET_BUILTIN_DECL): Fix name.
3037 (TARGET_COMMUTATIVE_P): Fix type of first argument.
3039 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
3041 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
3043 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
3045 (TARGET_RELAXED_ORDERING): Use @deftypevr.
3047 (TARGET_GET_DRAP_RTX): Note that this is a hook.
3050 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
3051 Rename argument tm_fn to md_fn.
3053 (TARGET_OPTION_PRINT): Fix argument list.
3055 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
3058 * config/i386/i386.c (ix86_fixup_binary_operands):
3059 Revert FMA4 fixup of operands.
3061 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3064 * Makefile.in (write_entries_to_file, install-plugin):
3065 Use \012 instead of \n with tr.
3067 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
3069 * configure.ac (HAVE_AS_REF): New C macro.
3070 * configure: Regenerate.
3071 * config.in: Likewise.
3072 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
3074 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
3077 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
3079 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
3081 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
3083 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
3085 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
3087 (TARGET_IN_SMALL_DATA_P): Fix argument type.
3089 (TARGET_BINDS_LOCAL_P): Fix argument type.
3091 (TARGET_ASM_FILE_END): Use prototype.
3093 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
3095 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
3097 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
3099 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
3101 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
3102 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
3104 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
3105 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
3107 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
3108 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
3109 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
3110 (TARGET_ADDR_SPACE_CONVERT): Likewise.
3112 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
3114 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
3116 (TARGET_INIT_BUILTINS): Use prototype.
3118 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3119 Put 'const char *' in braces. Fix parameter types.
3120 (TARGET_INVALID_CONVERSION): Fix parameter types.
3121 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
3122 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
3124 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
3127 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
3129 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
3131 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
3133 * doc/tm.texi (TARGET_HELP): Fix return type.
3135 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
3136 in braces. Fix argument types.
3138 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
3140 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
3142 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
3144 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
3145 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
3147 (TARGET_MANGLE_TYPE): Fix argument types.
3149 (TARGET_IRA_COVER_CLASSES): Use prototype.
3151 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
3153 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
3155 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
3157 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
3159 (TARGET_CALLEE_COPIES): Fix argument types.
3161 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
3163 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
3165 (TARGET_FUNCTION_VALUE): Fix argument types.
3167 (TARGET_RETURN_IN_MSB): Fix argument type.
3169 (TARGET_RETURN_IN_MEMORY): Fix argument types.
3171 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
3173 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
3175 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
3176 agree with return type.
3178 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
3180 2010-01-15 Jing Yu <jingyu@google.com>
3182 PR rtl-optimization/42691
3183 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
3184 a pseudo to a constant and are merged, and adjust comments.
3186 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
3188 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
3190 2010-01-15 Richard Guenther <rguenther@suse.de>
3193 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
3194 labels of computed or non-local gotos to the destination.
3195 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
3196 landing pad label is the first label.
3198 2010-01-15 Richard Guenther <rguenther@suse.de>
3200 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
3202 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3205 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
3206 to allow generation of the xssqrtdp instruction on power7.
3207 (sqrtdf2_fpr): Ditto.
3209 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3212 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
3213 functions with noreturn attribute.
3216 * varasm.c (declare_weak): Add weak attribute to decl if it
3217 doesn't have one already.
3218 (assemble_external): Only add decls to weak_decls if they also
3219 have weak attribute.
3221 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
3223 * var-tracking.c (var_reg_delete): Don't delete the association
3224 between REGs and values or one-part variables if the register
3227 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3230 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
3231 because its first operand is a non-localized variable.
3233 2010-01-14 Martin Jambor <mjambor@suse.cz>
3235 PR tree-optimization/42706
3236 * tree-sra.c (encountered_recursive_call): New variable.
3237 (encountered_unchangable_recursive_call): Likewise.
3238 (sra_initialize): Initialize both new variables.
3239 (callsite_has_enough_arguments_p): New function.
3240 (scan_function): Call decl and flags check only for IPA-SRA, check
3241 whether there is a recursive call and whether it has enough arguments.
3242 (all_callers_have_enough_arguments_p): New function.
3243 (convert_callers): Look for recursive calls only when
3244 encountered_recursive_call is set.
3245 (ipa_early_sra): Bail out either if
3246 !all_callers_have_enough_arguments_p or
3247 encountered_unchangable_recursive_call.
3249 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3251 * sel-sched.c: Add 2010 to copyright years.
3252 * sel-sched-ir.c: Likewise.
3253 * sel-sched-ir.h: Likewise.
3255 2010-01-14 Martin Jambor <mjambor@suse.cz>
3257 PR tree-optimization/42714
3258 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
3259 constructors specially.
3261 2010-01-14 Andi Kleen <ak@linux.intel.com>
3263 * config/i386/drivers-i386.c (detect_caches_intel):
3264 Add l2sizekb parameter and fill in.
3265 (host_detect_local_cpu): Add l2sizekb, fill in.
3266 Add Atom small cache heuristic.
3268 2010-01-14 Andi Kleen <ak@linux.intel.com>
3270 * config/i386/drivers-i386.c (detect_caches_cpuid4):
3271 Add level3 parameter and fill in.
3272 (detect_caches_intel): Handle level3 cache.
3274 2010-01-14 Andi Kleen <ak@linux.intel.com>
3276 * config/i386/drivers-i386.c (host_detect_local_cpu):
3277 Fix core duo detection.
3279 2010-01-14 Andi Kleen <ak@linux.intel.com>
3281 * config/i386/drivers-i386.c (host_detect_local_cpu):
3284 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3286 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
3287 (rs6000_variable_issue_1): this. Use...
3288 (rs6000_variable_issue): here. Reimplement. Print debug info.
3290 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3292 * sel-sched-ir.c (sel_restore_other_notes): Rename to
3293 sel_restore_notes. Update all callers. Call reemit_notes
3296 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3298 PR rtl-optimization/42246
3299 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
3302 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3304 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
3305 all successors is the same as number of successors in current region.
3307 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3309 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
3310 to rename is not separable. Otherwise check that its LHS is not NULL.
3312 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3314 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
3316 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3318 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
3319 available registers when failed to discover LHS register class.
3320 Fix indentation. Update comment.
3322 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3323 Alexander Monakov <amonakov@ispras.ru>
3325 PR rtl-optimization/42389
3326 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
3328 (advance_state_on_fence): Likewise.
3329 (sel_target_adjust_priority): Print debug output only when
3330 sched_verbose >= 4, not 2.
3331 (get_expr_cost): Do not issue all unique insns on the next cycle.
3332 (fill_insns): Initialize can_issue_more from the value saved
3334 * sel-sched-ir.c (flist_add): New parameter issue_more.
3335 Init FENCE_ISSUE_MORE with it.
3336 (merge_fences): Likewise.
3337 (init_fences): Update call to flist_add.
3338 (add_to_fences, add_clean_fence_to_fences)
3339 (add_dirty_fence_to_fences): Likewise.
3340 (move_fence_to_fences): Update call to merge_fences.
3341 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
3343 * sel-sched-ir.h (struct _fence): New field issue_more.
3344 (FENCE_ISSUE_MORE): New accessor macro.
3346 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3348 PR rtl-optimization/42388
3349 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
3350 that have no predecessors nor successors. Do not call move_bb_info
3351 for empty blocks outside of current region.
3353 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3355 PR rtl-optimization/42294
3356 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
3357 * sel-sched.c (move_exprs_to_boundary): Transitively add all
3358 originators' originators.
3360 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3362 PR rtl-optimization/39453
3363 PR rtl-optimization/42246
3364 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
3366 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
3368 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3369 Alexander Monakov <amonakov@ispras.ru>
3372 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
3373 (maybe_tidy_empty_bb): ... here. Make static. Add new
3374 argument. Update all callers.
3375 (tidy_control_flow): ... and here. Recompute topological order
3376 of basic blocks in region if necessary.
3377 (sel_redirect_edge_and_branch): Change return type. Return true
3378 if topological order might have been invalidated.
3379 (purge_empty_blocks): Export and move from...
3380 * sel-sched.c (purge_empty_blocks): ... here.
3381 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
3382 (maybe_tidy_empty_bb): Delete prototype.
3383 (purge_empty_blocks): Declare.
3385 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3387 PR rtl-optimization/42249
3388 * sel-sched.c (try_replace_dest_reg): When chosen register
3389 and original register is the same, do not bail out early, but
3390 still check all original insns for validity of replacing destination
3391 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
3394 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3397 Port from no-undefined-overflow branch:
3398 2009-03-09 Richard Guenther <rguenther@suse.de>
3400 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
3402 2010-01-14 Richard Guenther <rguenther@suse.de>
3405 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
3407 2010-01-14 Ira Rosen <irar@il.ibm.com>
3409 PR tree-optimization/42709
3410 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
3411 as scalar type in creation of constant vector operand.
3413 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3416 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
3417 (check-parallel-%): Match `testsuite' directory component only
3420 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
3422 PR translation/39521
3423 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
3426 2010-01-13 Richard Guenther <rguenther@suse.de>
3428 PR tree-optimization/42730
3429 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
3432 2010-01-13 Steve Ellcey <sje@cup.hp.com>
3435 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
3436 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
3439 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
3441 * config/bfin/libgcc-bfin.ver: Regenerate based on current
3442 libgcc-std.ver. Add entries for ___smulsi3_highpart and
3443 ___umulsi3_highpart.
3445 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
3446 rather than schedule_insns if the pass is enabled.
3448 2010-01-13 Martin Jambor <mjambor@suse.cz>
3450 PR tree-optimization/42704
3451 * tree-sra.c (sra_modify_assign): Do not delete assignments to
3454 2010-01-13 Martin Jambor <mjambor@suse.cz>
3456 PR tree-optimization/42703
3457 * tree-sra.c (analyze_access_subtree): Check that we can build a
3458 reference to the original data within the aggregate.
3460 2010-01-13 Richard Guenther <rguenther@suse.de>
3462 PR tree-optimization/42705
3463 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
3465 2010-01-13 Richard Guenther <rguenther@suse.de>
3468 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
3470 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3473 * var-tracking.c (values_to_unmark): New variable.
3474 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3475 values_to_unmark vector. Moved body to...
3476 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3477 instead queue it into values_to_unmark vector.
3478 (vt_find_locations): Free values_to_unmark vector.
3480 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
3482 * config/s390/s390.c (override_options): Set
3483 default of max-pending-list-length to 256
3485 2010-01-13 Richard Guenther <rguenther@suse.de>
3488 * tree-pass.h (PROP_gimple_lcx): New.
3489 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
3490 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
3491 before the final cleanup_eh.
3492 (dump_properties): Dump PROP_gimple_lcx.
3493 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
3494 (tree_lower_complex_O0): Remove.
3495 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
3496 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
3497 tree_lower_complex, schedule TODO_update_ssa.
3498 * lto-streamer-out.c (output_function): Stream the functions
3500 * lto-streamer-in.c (input_function): Likewise.
3501 (lto_read_body): Do not override them here.
3503 2010-01-12 Joseph Myers <joseph@codesourcery.com>
3506 * c-typeck.c (build_c_cast): Fold value cast to union type before
3507 wrapping it in a CONSTRUCTOR.
3509 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3511 PR rtl-optimization/42699
3512 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
3515 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3517 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3518 SUBTARGET_WARN_UNUSED_SPEC): Move ...
3519 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3520 SUBTARGET_WARN_UNUSED_SPEC): ... here
3521 * config/mips/iris5.h (LIBGCC_SPEC): Define.
3523 2010-01-12 Julian Brown <julian@codesourcery.com>
3525 * config/arm/neon-schedgen.ml (Utils): Don't try to
3526 open missing module.
3527 (find_with_result): New.
3529 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3532 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
3533 sharing when canonicalizing ({lt,ge}u (plus a b) b).
3535 PR tree-optimization/42645
3536 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
3537 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
3538 decl_map, set processing_debug_stmt to -1 and return name without
3541 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
3543 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
3544 binutils version, and reword target configuration description.
3546 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3548 * config/avr/avr.h (LINKER_NAME): Remove.
3550 2010-01-11 Janis Johnson <janis187@us.ibm.com>
3553 * config/rs6000/rs6000.c (rs6000_override_options): On targets
3554 that support VSX, warn for -mno-altivec if vsx is not disabled,
3557 2010-01-11 Joseph Myers <joseph@codesourcery.com>
3558 Shujing Zhao <pearly.zhao@oracle.com>
3560 PR translation/42469
3561 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
3562 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
3563 character between option name and help text.
3564 * c.opt (imultilib): Likewise.
3566 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
3568 * lto-streamer-out.c (output_unreferenced_globals): Output static
3571 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
3573 PR rtl-optimization/42621
3574 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
3575 optimizing for size.
3576 (duplicate_computed_gotos): Remove now-redundant check.
3578 2010-01-10 Steve Ellcey <sje@cup.hp.com>
3581 * configure.ac: Save and restore LDFLAGS and LIBS
3582 * configure: Regenerate.
3584 2010-01-10 Richard Guenther <rguenther@suse.de>
3587 * builtins.c (fold_builtin_strlen): Add type argument and
3588 convert the resulting length to it.
3589 (fold_builtin_1): Adjust.
3591 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3593 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
3594 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
3596 (num_insns_constant_wide): Adjust for that change.
3598 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3601 * web.c (union_defs): Add used argument, to combine uses of
3603 (entry_register): Adjust type and tests of used argument.
3604 (web_main): Widen used for new use. Pass it to union_defs.
3605 * df.h (union_defs): Adjust prototype.
3607 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3610 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
3611 uses in new incoming argument. Free body.
3612 (reset_debug_uses_in_loop): New.
3613 (analyze_insn_to_expand_var): Call the latter if the former found
3614 anything. Fix whitespace. Reject invalid dest overlaps before
3615 going through all insns in the loop.
3617 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3620 * haifa-sched.c (dying_use_p): Debug insns don't count.
3622 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3625 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
3626 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
3627 (verify_gimple_call): Reject LHS in noreturn calls.
3629 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3633 * tree-vect-loop-manip.c (adjust_info): New type.
3634 (adjust_vec): New pointer to vector.
3635 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
3636 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
3637 (slpeel_update_phis_for_duplicate_loop): Use them.
3638 (slpeel_update_phi_nodes_for_guard1): Likewise.
3639 (slpeel_update_phi_nodes_for_guard2): Likewise.
3640 (slpeel_tree_peel_loop_to_edge): Likewise.
3641 (vect_update_ivs_after_vectorizer): Likewise.
3643 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3645 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
3646 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3648 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3650 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
3651 bogus uninitialized warning.
3653 2010-01-09 Richard Guenther <rguenther@suse.de>
3656 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
3657 the evolution is compatible with the initial condition.
3659 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3661 * gcc.c (process_command): Update copyright notice dates.
3662 * gcov.c (print_version): Likewise.
3663 * gcov-dump.c (print_version): Likewise.
3664 * mips-tfile.c (main): Likewise.
3665 * mips-tdump.c (main): Likewise.
3667 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3670 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
3672 (rotlhi3_8): Delete.
3674 (rotlsi3_8): Delete.
3675 (rotlsi3_16): Delete.
3676 (rotlsi3_24): Delete.
3678 (*rotw<mode>3): New.
3679 (*rotb<mode>3): New.
3680 * config/avr/avr.c (avr_rotate_bytes): New function.
3681 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
3683 2010-01-08 Steve Ellcey <sje@cup.hp.com>
3686 * configure.ac: Modify -rdynamic check.
3687 * configure: Regenerate.
3689 2010-01-08 DJ Delorie <dj@redhat.com>
3691 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
3692 register popping order.
3694 2010-01-08 Richard Guenther <rguenther@suse.de>
3697 * c.opt (fsigned-char): Also let LTO handle this option.
3698 (funsigned-char): Likewise.
3700 2010-01-07 Richard Guenther <rguenther@suse.de>
3702 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
3703 (gimple_op): Likewise.
3704 (gimple_op_ptr): Likewise.
3705 (gimple_assign_set_lhs): Remove gcc_assert.
3706 (gimple_assign_set_rhs1): Likewise.
3707 (gimple_assign_set_rhs2): Likewise.
3708 (gimple_call_set_lhs): Likewise.
3709 (gimple_call_set_fn): Likewise.
3710 (gimple_call_set_fndecl): Likewise.
3711 (gimple_call_fndecl): Likewise.
3712 (gimple_call_return_type): Likewise.
3713 (gimple_call_set_chain): Likewise.
3714 (gimple_call_num_args): Likewise.
3715 (gimple_call_set_arg): Likewise.
3716 (gimple_cond_set_code): Likewise.
3717 (gimple_cond_set_lhs): Likewise.
3718 (gimple_cond_set_rhs): Likewise.
3719 (gimple_cond_set_true_label): Likewise.
3720 (gimple_cond_set_false_label): Likewise.
3721 (gimple_label_set_label): Likewise.
3722 (gimple_goto_set_dest): Likewise.
3723 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
3724 (gimple_debug_bind_get_value): Likewise.
3725 (gimple_debug_bind_get_value_ptr): Likewise.
3726 (gimple_debug_bind_set_var): Likewise.
3727 (gimple_debug_bind_set_value): Likewise.
3728 (gimple_debug_bind_reset_value): Likewise.
3729 (gimple_debug_bind_has_value_p): Likewise.
3730 (gimple_return_retval_ptr): Remove gcc_assert.
3731 (gimple_return_retval): Likewise.
3732 (gimple_return_set_retval): Likewise.
3733 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
3734 (safe_referenced_var_iterator): Remove.
3735 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
3736 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
3737 (fill_referenced_var_vec): Remove.
3738 (first_readonly_imm_use): Remove redundant gcc_assert.
3739 (phi_arg_index_from_use): Combine gcc_asserts.
3740 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
3741 (first_imm_use_stmt): Remove redundant gcc_assert.
3742 * tree-cfg.c (verify_gimple_call): Verify function and chain
3743 operands. Verify arguments.
3744 (verify_types_in_gimple_stmt): Verify condition code and labels.
3746 2010-01-07 Richard Guenther <rguenther@suse.de>
3748 PR tree-optimization/42641
3749 * sese.c (rename_map_elt_info): Use the SSA name version, do
3752 2010-01-07 Jakub Jelinek <jakub@redhat.com>
3754 PR tree-optimization/42625
3755 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
3756 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
3758 2010-01-07 Duncan Sands <baldrick@free.fr>
3760 * Makefile.in (PLUGIN_HEADERS): Add version.h.
3762 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
3765 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
3766 note itself is not function_invariant_p.
3768 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
3770 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
3771 Do not add the DF_NOTE problem.
3772 * store-motion.c (execute_rtl_store_motion): Likewise.
3774 2010-01-07 Martin Jambor <mjambor@suse.cz>
3776 PR tree-optimization/42157
3777 * tree-sra.c (compare_access_positions): Stabilize sort if both
3778 accesses have integer types, return zero immediately if they are the
3781 2010-01-06 Richard Henderson <rth@redhat.com>
3784 * haifa-sched.c (add_to_note_list): Merge into ...
3785 (concat_note_lists): ... here, and ...
3786 (unlink_other_notes, rm_other_notes): Merge into...
3787 (remove_notes): ... here. Create REG_SAVE_NOTEs for
3788 NOTE_INSN_EPILOGUE_BEG.
3790 2010-01-06 Richard Guenther <rguenther@suse.de>
3792 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
3793 not inline regular functions into always-inline functions.
3795 2010-01-06 Nick Clifton <nickc@redhat.com>
3797 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
3798 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
3800 (OVERRIDE_OPTIONS): Delete.
3801 (OPTIMIZATION_OPTIONS): Define.
3802 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
3803 * config/rx/rx.c (rx_handle_option): Issue an error message if
3804 -mcpu=rx200 and -fpu are used together.
3805 (rx_set_optimization_options): New function. Issue an error
3806 message if an optimization attribute attempts to reset the FPU/
3807 math optimization pairing.
3808 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
3809 * config/rx/rx.opt: Set the default to 32-bit doubles.
3810 * config/rx/t-rx: Add multilibs for -nofpu option.
3811 * doc/invoke.texi: Update documentation of RX options.
3813 2010-01-06 Richard Guenther <rguenther@suse.de>
3815 * tree-ssa-pre.c (name_to_id): New global.
3816 (alloc_expression_id): Simplify SSA name handling.
3817 (lookup_expression_id): Likewise.
3818 (init_pre): Zero name_to_id.
3819 (fini_pre): Free it.
3821 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
3823 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
3825 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
3828 * config/i386/sse.md (smaxv2di3): New.
3829 (umaxv2di3): Likewise.
3830 (sminv2di3): Likewise.
3831 (uminv2di3): Likewise.
3833 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
3836 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
3837 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
3838 (legitimize_tls_address): Likewise.
3839 (sparc_tls_referenced_p): Likewise.
3840 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
3841 and adjust calls to legitimize_pic_address.
3842 (legitimate_constant_p) Use sparc_tls_referenced_p.
3843 (legitimate_pic_operand_p): Likewise.
3844 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
3845 (sparc_tls_symbol_ref_1): Delete.
3846 (sparc_tls_referenced_p): Make static, recognize specific patterns.
3847 (legitimize_tls_address): Make static, handle CONST patterns.
3848 (legitimize_pic_address): Make static, remove unused parameter and
3849 adjust recursive calls.
3850 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
3851 and adjust call to legitimize_pic_address.
3852 (sparc_output_mi_thunk): Likewise.
3854 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
3855 H.J. Lu <hongjiu.lu@intel.com>
3858 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
3859 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
3860 operands to make them signed.
3863 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3866 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3867 GTU to GT for V4SI and V2DI.
3869 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3870 (umin<mode>3): Removed.
3872 (uminv4si3): Likewise.
3874 2010-01-05 Martin Jambor <mjambor@suse.cz>
3876 PR tree-optimization/42462
3877 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
3878 current_function_decl to helper functions and macros.
3880 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3883 * flags.h: Don't include real.h.
3884 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
3885 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
3886 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
3887 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
3888 * dominance.c: Update copyright.
3889 * gimple.c (walk_gimple_op): Remove inline.
3890 * tree-ssa-reassoc.c: Include real.h.
3891 * Makefile.in (FLAGS_H): Remove $(REAL_H).
3892 (tree-ssa-reassoc.o): Depend on $(REAL_H).
3894 2010-01-05 Nick Clifton <nickc@redhat.com>
3896 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
3897 register to push into the stack frame when the accumulator has to
3898 be saved during interrupts.
3900 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
3902 * doc/invoke.texi: Remove the documentation about option
3904 * common.opt (Wunreachable-code): Preserved for backward
3906 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
3907 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
3908 the backward compatibility flag section.
3910 2010-01-05 Richard Guenther <rguenther@suse.de>
3912 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
3914 2010-01-05 Jakub Jelinek <jakub@redhat.com>
3917 * cfgexpand.c (expand_one_var): Diagnose too large variables.
3919 PR tree-optimization/42508
3920 * tree-sra.c (convert_callers): Check for recursive call
3921 by comparing cgraph nodes instead of decls.
3922 (modify_function): Call ipa_modify_formal_parameters also
3923 on all same_body aliases.
3925 * cgraphunit.c (cgraph_materialize_all_clones): Compare
3926 cgraph nodes when checking for same_body aliases.
3928 2010-01-05 Richard Guenther <rguenther@suse.de>
3930 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
3931 allocation and lookup.
3932 (get_or_alloc_expr_for_constant): Likewise.
3933 (phi_translate): Sink allocation.
3935 2010-01-04 Richard Guenther <rguenther@suse.de>
3937 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
3938 a new entry only if needed.
3939 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
3940 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
3942 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
3944 (phi_translate): Handle CONSTANTs early.
3946 2010-01-04 Martin Jambor <mjambor@suse.cz>
3948 PR tree-optimization/42398
3949 * tree-sra.c (struct access): Removed flag grp_different_types.
3950 (dump_access): Do not dump the removed flag.
3951 (sort_and_splice_var_accesses): Do not set the removed flag.
3952 (sra_modify_expr): Check for type compatibility directly.
3954 2010-01-04 Martin Jambor <mjambor@suse.cz>
3956 PR tree-optimization/42366
3957 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
3958 edges with variable number of parameters.
3959 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
3960 flag instead of asserting it.
3961 (ipa_read_node_info): Read uses_analysis_done flag.
3963 2010-01-04 Richard Guenther <rguenther@suse.de>
3965 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
3966 iterative_hash_* as intended.
3967 (vn_reference_compute_hash): Likewise. Simplify hashing
3969 (vn_reference_lookup_2): Likewise.
3970 (vn_nary_op_compute_hash): Likewise.
3971 (vn_phi_compute_hash): Likewise.
3972 (expressions_equal_p): Remove strange code.
3973 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
3974 (pre_expr_hash): Likewise. Simplify hashing SSA names.
3975 (bitmap_insert_into_set_1): Take value-id as parameter.
3976 (add_to_value): Pass it.
3977 (bitmap_insert_into_set): Likewise.
3978 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
3980 2010-01-04 Jakub Jelinek <jakub@redhat.com>
3983 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
3984 (do_self_spec): For switches with SWITCH_IGNORE set set also
3985 SWITCH_IGNORE_PERMANENTLY.
3986 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
3989 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
3991 * lto-streamer-out.c (output_unreferenced_globals): Output the full
3992 tree of an unreferenced global var.
3994 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3997 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3998 GTU to GT for V4SI and V2DI.
4000 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
4001 (umin<mode>3): Removed.
4003 (uminv4si3): Likewise.
4005 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
4008 * collect2.c (main): Turn on trace in collect2 if -v is passed
4011 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
4013 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
4014 description of expression operand.
4016 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
4018 * configure.ac: Add install-html to target_list for Make-hooks.
4019 * configure: Regenerate.
4020 * fortran/Make-lang.in (F95_HTMLFILES): New.
4021 (fortran.html): Use it.
4022 (fortran.install-html): New.
4023 * Makefile.in (install-html): Add lang.install-html.
4024 * java/Make-lang.in (JAVA_HTMLFILES): New.
4025 (java.html): Use it.
4026 (java.install-html): New.
4027 * objc/Make-lang.in (objc.install-html): New.
4028 * objcp/Make-lang.in (obj-c++.install-html): New.
4029 * cp/Make-lang.in (c++.install-html): New.
4030 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
4031 * lto/Make-lang.in (lto.install-html): New.
4033 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4036 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
4038 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
4040 PR rtl-optimization/41862
4041 * store-motion.c (store_killed_in_insn, compute_store_table,
4042 remove_reachable_equiv_notes, replace_store_insn,
4043 build_store_vectors): Ignore all DEBUG_INSNs.
4045 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
4048 * common.opt: Add dumpdir.
4050 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
4052 (option_map): Add --dumpdir.
4054 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
4056 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
4058 * opts.c (decode_options): Try dump_dir_name first if
4059 dump_base_name isn't an absolute path.
4060 (common_handle_option): Handle OPT_dumpdir.
4062 * toplev.c (dump_dir_name): New.
4063 (print_switch_values): Also ignore -dumpdir.
4065 * toplev.h (dump_dir_name): New.
4067 2010-01-03 Richard Guenther <rguenther@suse.de>
4069 PR tree-optimization/42589
4070 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
4071 double-word expansion of bswap32.
4073 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
4075 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
4076 with BLOCK_FOR_INSN.
4077 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
4078 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
4079 noce_process_if_block): Likewise.
4080 * gcse.c (compute_local_properties, insert_expr_in_table,
4081 insert_set_in_table, canon_list_insert, find_avail_set,
4082 pre_insert_copy_insn): Likewise.
4084 * basic-block.h (BLOCK_NUM): Move from here...
4085 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
4087 2010-01-03 Richard Guenther <rguenther@suse.de>
4089 PR tree-optimization/42438
4090 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
4091 contains_may_not_return_call flag.
4092 (BB_MAY_NOTRETURN): New.
4093 (valid_in_sets): Trapping nary operations are not valid
4094 in blocks that may not return.
4095 (insert_into_preds_of_block): Remove check for trapping expressions.
4096 (compute_avail): Compute also BB_MAY_NOTRETURN.
4098 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
4100 * doc/invoke.texi: Add 2010 to copyright years.
4102 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
4104 * config/sparc/sparc.c: Fix formatting nits.
4106 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
4107 Alexander Monakov <amonakov@ispras.ru>
4109 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
4111 2010-01-02 Richard Guenther <rguenther@suse.de>
4114 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
4115 (simplify_switch_using_ranges): Mark to be removed edges
4118 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4120 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4122 * collect2.c (scan_libraries): Add missing argument in call to
4125 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
4128 * config/alpha/predicates.md (aligned_memory_operand): Return false
4130 (unaligned_memory_operand): Return true for CQImode.
4131 * config/alpha/alpha.c (get_aligned_mem): Assert that location
4132 doesn not cross aligned SImode word boundary.
4134 2010-01-02 Anatoly Sokolov <aesok@post.ru>
4136 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
4138 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
4139 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
4141 2010-01-02 Richard Guenther <rguenther@suse.de>
4144 * toplev.c (compile_file): Emit LTO marker properly. Change
4146 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
4148 2010-01-01 Richard Guenther <rguenther@suse.de>
4151 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
4153 2010-01-01 Richard Guenther <rguenther@suse.de>
4156 * c-decl.c (grokdeclarator): For zero-size arrays force
4157 structural equality checks as layout_type does.
4159 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4161 * builtins.c: Update copyright to 2010.
4163 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4166 * lto-streamer-out.c (produce_asm): Revert the last change.
4167 (copy_function): Likewise.
4169 * lto-streamer.c (lto_get_section_name): Skip any leading
4172 2010-01-01 Richard Guenther <rguenther@suse.de>
4175 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
4179 Copyright (C) 2010 Free Software Foundation, Inc.
4181 Copying and distribution of this file, with or without modification,
4182 are permitted in any medium without royalty provided the copyright
4183 notice and this notice are preserved.