1 2010-03-22 Jakub Jelinek <jakub@redhat.com>
3 * varasm.c (make_decl_rtl_for_debug): Also clear
4 flag_mudflap for the duration of make_decl_rtl call.
7 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
8 locs from preserved VALUEs.
10 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13 * pa.md (movmemsi): Set align to one if zero.
16 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
19 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
20 with their corresponding prologue pushes.
22 2010-03-20 Andrew Pinski <pinskia@gmail.com>
25 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
26 at the begining or end.
27 (spu_expand_epilogue): Likewise.
29 2010-03-20 Richard Guenther <rguenther@suse.de>
31 PR rtl-optimization/43438
32 * combine.c (make_extraction): Properly zero-/sign-extend an
33 extraction of the low part of a CONST_INT. Also handle
36 2010-03-19 Mike Stump <mikestump@comcast.net>
38 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
39 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
40 (override_options): Use SUBTARGET32_DEFAULT_CPU.
42 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
45 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was an error.
47 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
49 PR rtl-optimization/42258
50 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
51 use that may match DEF.
54 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
55 the cost of loading the constant rather than assuming
57 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
58 outer code is AND, do the same tests as the andsi3 expander and
59 return COSTS_N_INSNS (1) if and is cheap.
61 * optabs.c (avoid_expensive_constant): Fix formatting.
63 2010-03-19 Michael Matz <matz@suse.de>
66 * attribs.c (decl_attributes): When rebuilding a function pointer
67 type use the same qualifiers as the original pointer type.
69 2010-03-19 Martin Jambor <mjambor@suse.cz>
71 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
72 and is_gimple_ip_invariant_address.
74 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
77 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
79 * config/arm/arm.c (arm_override_options): Turn off
80 flag_dwarf2_cfi_asm for AAPCS variants.
82 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
85 * config/arm/arm.c (emit_multi_reg_push): Update comments.
86 Use PRE_MODIFY instead of PRE_DEC.
87 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
88 (vfp_emit_fstmd): Likewise.
90 2010-03-19 Michael Matz <matz@suse.de>
93 * builtins.c (expand_builtin_interclass_mathfn,
94 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
97 2010-03-19 Richard Guenther <rguenther@suse.de>
99 PR tree-optimization/43415
100 * tree-ssa-pre.c (phi_translate): Split out worker to ...
101 (phi_translate_1): ... this.
102 (phi_translate): Move all caching here. Cache all NARY
103 and REFERENCE translations.
105 2010-03-19 David S. Miller <davem@davemloft.net>
107 With help from Eric Botcazou.
108 * config/sparc/sparc.c: Include dwarf2out.h.
109 (emit_pic_helper): Delete.
110 (pic_helper_symbol_name): Delete.
111 (pic_helper_emitted_p): Delete.
112 (pic_helper_needed): New.
113 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
114 (get_pc_thunk_name): New.
115 (load_pic_register): Remove 'delay_pic_helper' arg. Use
116 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
117 Set pic_helper_needed to true. Don't call emit_pic_helper.
118 (sparc_expand_prologue): Update load_pic_register call.
119 (sparc_output_mi_thunk): Likewise.
120 (sparc_file_end): Emit a hidden comdat symbol for the PIC
121 thunk if possible. Output CFI information as needed.
123 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
124 Jack Howarth <howarth@bromo.med.uc.edu>
127 * config/i386/i386.h: Fix ABI on darwin x86-32.
129 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
131 * tree.h: Declare make_decl_rtl_for_debug.
132 * varasm.c (make_decl_rtl_for_debug): New.
133 * dwarf2out.c (rtl_for_decl_location): Call it.
134 * cfgexpand.c (expand_debug_expr): Call it.
136 2010-03-18 Jakub Jelinek <jakub@redhat.com>
139 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
143 * var-tracking.c (vt_init_cfa_base): Do nothing if
144 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed
147 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
150 * var-tracking.c (canonicalize_vars_star): New.
151 (dataflow_post_merge_adjust): Use it.
153 2010-03-18 Jakub Jelinek <jakub@redhat.com>
156 * var-tracking.c (non_suitable_const): New function.
157 (add_uses): For DEBUG_INSNs with constants, don't record any
158 value, instead just the constant value itself.
159 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
160 is not VAR_LOC_UNKNOWN_P, set var to the constant.
161 (emit_notes_in_bb): Likewise.
162 (emit_note_insn_var_location): For onepart variables if
163 cur_loc is a VOIDmode constant, use DECL_MODE.
165 2010-03-18 Martin Jambor <mjambor@suse.cz>
168 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
169 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
170 all non-clones. Moved call redirection...
171 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new
173 (cgraph_materialize_all_clones): Dispose of all
174 combined_args_to_skip bitmaps.
175 (verify_cgraph_node): Do not check for edges pointing to wrong
176 nodes in inline clones.
177 * tree-inline.c (copy_bb): Call
178 cgraph_redirect_edge_call_stmt_to_callee.
179 * ipa.c (cgraph_remove_unreachable_nodes): Call
180 cgraph_node_remove_callees even when there are used clones.
182 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
184 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
186 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
189 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
192 2010-03-18 Michael Matz <matz@suse.de>
195 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
196 into sqrt(x) if we need to preserve signed zeros.
198 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
199 Eric Botcazou <ebotcazou@adacore.com>
201 PR rtl-optimization/43360
202 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
203 note if we don't know its invariant status.
205 2010-03-18 Michael Matz <matz@suse.de>
207 PR tree-optimization/43402
208 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
209 PHI chains of ssa names registered for update.
211 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
214 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
215 non-offsettable and pre_modify update addressing.
216 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
217 and "2" alternatives "#".
218 (*movdd_softfloat32): Make all alternatives "#";
219 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
220 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
221 (*movdf_softfloat32): Make all alternatives "#";
222 (movdi): Use the new DIFD mode iterator to create a common splitter
223 for movdi, movdf and movdd patterns.
225 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
227 * common.opt (dumpdir): Remove redundant tab.
229 2010-03-17 Martin Jambor <mjambor@suse.cz>
231 PR tree-optimization/43347
232 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
233 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
235 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
237 PR rtl-optimization/42216
238 * regrename.c (create_new_chain): New function, broken out from...
239 (scan_rtx_reg): ... here. Call it. Handle the case where we are
240 appending a use to an empty chain.
241 (build_def_use): Remove previous changes that convert OP_INOUT to
242 OP_OUT operands; instead detect the case where an OP_INOUT operand
243 uses a previously untracked register and create an empty chain for
246 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
248 * doc/extend.texi (Function Attributes): Rewrite unfinished
249 sentence in ms_abi documentation.
251 2010-03-17 Alan Modra <amodra@gmail.com>
253 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
254 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
255 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
256 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
258 2010-03-16 Richard Henderson <rth@redhat.com>
261 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
262 (lower_try_finally): Save and restore eh_seq around the expansion
265 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
267 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
268 statements before splitting block.
270 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
272 * doc/sourcebuild.texi (Testsuites): Fix markup.
273 Use pathnames relative to gcc/testsuite.
274 (Test Directives): Move description of how timeout is determined.
275 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
276 (C Tests): Correct gcc.misc-tests directory.
277 Framework tests now live in gcc.test-framework.
279 2010-03-16 Richard Guenther <rguenther@suse.de>
282 * tree-cfg.c (gimple_merge_blocks): When propagating virtual
283 PHI operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI
286 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
287 Alexandre Oliva <aoliva@redhat.com>
289 PR tree-optimization/42917
290 * lambda-code.c (remove_iv): Skip debug statements.
291 (lambda_loopnest_to_gcc_loopnest): Likewise.
292 (not_interesting_stmt): Debug statements are not interesting.
294 2010-03-16 Jakub Jelinek <jakub@redhat.com>
298 * cselib.c (cselib_preserve_constants,
299 cfa_base_preserved_val): New static variables.
300 (preserve_only_constants): New function.
301 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
302 clear its REG_VALUES. If cselib_preserve_constants, don't
303 empty the whole hash table, but preserve there VALUEs with constants,
304 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
305 (cselib_preserve_cfa_base_value): New function.
306 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
307 (cselib_init): Change argument to int bitfield. Set
308 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
310 (cselib_finish): Clear cselib_preserve_constants and
311 cfa_base_preserved_val.
312 * cselib.h (enum cselib_record_what): New enum.
313 (cselib_init): Change argument to int.
314 (cselib_preserve_cfa_base_value): New prototype.
315 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
316 * dse.c (dse_step1): Likewise.
317 * cfgcleanup.c (thread_jump): Likewise.
318 * sched-deps.c (sched_analyze): Likewise.
319 * gcse.c (local_cprop_pass): Likewise.
320 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
321 If FN is non-NULL, call the callback always and whenever it returns
322 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
323 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
324 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
325 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
326 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
327 * var-tracking.c: Include recog.h.
328 (bb_stack_adjust_offset): Remove.
329 (vt_stack_adjustments): Don't call it, instead just gather the
330 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
331 (adjust_stack_reference): Remove.
332 (compute_cfa_pointer): New function.
333 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
334 (struct adjust_mem_data): New type.
335 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
337 (get_address_mode): New function.
338 (replace_expr_with_values): Use it.
339 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
340 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
341 (adjust_sets): Remove.
342 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
343 Use get_address_mode.
344 (get_adjusted_src): Remove.
345 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
346 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
347 (add_with_sets): Don't call adjust_sets.
348 (fp_setter, vt_init_cfa_base): New functions.
349 (vt_initialize): Change return type to bool. Move most of pool etc.
350 initialization to the beginning of the function from end. Pass
351 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
352 If !frame_pointer_needed, call vt_stack_adjustment before mos
353 vector is filled, call vt_init_cfa_base if argp/framep has been
354 eliminated to sp. If frame_pointer_needed and argp/framep has
355 been eliminated to hard frame pointer, set
356 hard_frame_pointer_adjustment and call vt_init_cfa_base after
357 encountering fp setter in the prologue. For MO_ADJUST, call
358 log_op_type before pusing the op into mos vector, not afterwards.
359 Call adjust_insn before cselib_process_insn/add_with_sets,
360 call cancel_changes (0) afterwards.
361 (variable_tracking_main_1): Adjust for vt_initialize calling
362 vt_stack_adjustments and returning whether it succeeded or not.
364 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
366 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
369 2010-03-15 Jakub Jelinek <jakub@redhat.com>
371 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
373 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
374 drap_reg has not been set.
376 2010-03-15 Michael Matz <matz@suse.de>
379 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
380 use it to expand block copies.
381 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
382 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
383 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
385 2010-03-15 Richard Guenther <rguenther@suse.de>
387 PR tree-optimization/43367
388 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
391 2010-03-15 Richard Guenther <rguenther@suse.de>
393 PR tree-optimization/43317
394 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
396 2010-03-15 Martin Jambor <mjambor@suse.cz>
398 PR tree-optimization/43141
399 * tree-sra.c (create_abstract_origin): New function.
400 (modify_function): Call create_abstract_origin.
402 2010-03-15 Chris Demetriou <cgd@google.com>
404 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
407 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
410 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
411 call insert_out_of_ssa_copy for default definitions.
413 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
415 * graphite-clast-to-gimple.c (my_long_long): Defined.
416 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
417 * graphite-sese-to-poly.c (my_long_long): Defined.
418 (scop_ivs_can_be_represented): Use it.
420 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
422 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
423 graphite-max-bbs-per-function, and loop-block-tile-size.
424 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
426 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
428 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
430 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
432 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
433 (add_upper_bounds_from_estimated_nit): New.
434 (build_loop_iteration_domains): Use it.
436 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
438 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
440 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
443 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
444 should be an INTEGER_CST. Also handle CASE_CONVERT.
446 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
448 * graphite.c (graphite_initialize): To bound the number of bbs per
449 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
450 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
451 * doc/invoke.texi: Document it.
453 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
455 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
456 * graphite-sese-to-poly.h (build_poly_scop): Same.
458 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
460 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
461 the number of parameters in the scop. Use as an upper bound
462 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
463 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
464 * doc/invoke.texi: Document it.
466 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
468 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
469 * doc/c-tree.texi: Remove.
470 * doc/generic.texi: Merge c-tree.texi here.
471 * doc/gccint.texi (Trees): Remove menu entry.
472 (c-tree.texi): Remove @include.
473 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
474 * doc/languages.texi (Reading RTL): Ditto.
476 2010-03-12 Steve Ellcey <sje@cup.hp.com>
479 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
481 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
484 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
485 code added to work around reload clobbering CONST insns.
487 2010-03-12 Jakub Jelinek <jakub@redhat.com>
489 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
490 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
491 (cselib_preserve_only_values): Remove retain argument, don't
492 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
493 * cselib.h (cselib_preserve_only_values): Remove retain argument.
494 * var-tracking.c (micro_operation): Move insn field before union.
495 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
496 (struct variable_tracking_info_def): Remove n_mos field, change
497 mos into a vector of micro_operations.
498 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
499 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
500 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
501 changing into a vector.
502 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
503 come before all other uops generated by add_stores.
504 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
506 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
507 a vector. Run just one pass over the bbs instead of separate counting
508 and computation phase.
509 (vt_finalize): Free VTI (bb)->mos vector instead of array.
512 * tree-inline.c (remap_decls): Put old_var rather than origin_var
513 into *nonlocalized_list vector.
514 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
515 even if origin is non-NULL.
516 (gen_variable_die): Likewise.
517 (process_scope_var): Don't change origin.
518 (gen_decl_die): Likewise.
519 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
520 before adding new edges instead of after it, fix moving over
523 2010-03-11 David S. Miller <davem@davemloft.net>
525 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
527 * configure: Rebuild.
529 2010-03-11 Martin Jambor <mjambor@suse.cz>
531 PR tree-optimization/43257
532 * tree.c (assign_assembler_name_if_neeeded): New function.
533 (free_lang_data_in_cgraph): Assembler name assignment moved to the
535 * tree.h (assign_assembler_name_if_neeeded): Declare.
536 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
537 the function if needed.
539 2010-03-11 Chris Demetriou <cgd@google.com>
541 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
542 include/stdint-gcc.h, and include/stdint.h world-readable.
544 2010-03-11 Richard Guenther <rguenther@suse.de>
546 PR tree-optimization/43255
547 * tree-vrp.c (process_assert_insertions_for): Do not insert
548 asserts for trivial conditions.
550 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
552 PR tree-optimization/43280
553 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
554 generation. Move calculation of size out of the if branch.
555 (find_bswap): Modify compare number generation.
557 2010-03-11 Richard Guenther <rguenther@suse.de>
560 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
561 (input_gimple_stmt): Fixup handled component types during
562 operand read. Also fix up decls in ADDR_EXPRs.
564 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
566 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
567 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
569 2010-03-10 Jan Hubicka <jh@suse.cz>
572 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
573 * varasm.c (get_variable_section): Don't do that here...
574 (make_decl_rtl): ... and here.
575 (do_assemble_alias): Produce decl RTL.
576 (assemble_alias): Likewise.
578 2010-03-10 Jakub Jelinek <jakub@redhat.com>
581 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
582 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
584 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
585 (based_loc_descr): Only express drap or vdrap regno based expressions
586 using DW_OP_fbreg when not optimizing.
587 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
588 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
589 REG_CFA_SET_VDRAP note.
591 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
593 PR tree-optimization/43236
594 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
595 error in calculation of base address in reverse iteration case.
596 (generate_builtin): Take number of latch executions if the statement
599 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
602 * tree-eh.c: Include pointer-set.h.
603 (lower_eh_dispatch): Filter out duplicate case labels and
604 remove the unneeded edge when the label is unused. Return
605 true when some edges are removed.
606 (execute_lower_eh_dispatch): When any lowering resulted in
607 removing an edge, also delete unreachable blocks.
609 2010-03-10 Jakub Jelinek <jakub@redhat.com>
612 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
613 UNSPEC_MACHOPIC_OFFSET.
615 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
618 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
619 (m68k_delegitimize_address): New function.
621 2010-03-09 Jakub Jelinek <jakub@redhat.com>
624 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
627 * var-tracking.c (adjust_sets): New function.
628 (count_with_sets, add_with_sets): Use it.
629 (get_adjusted_src): New inline function.
630 (add_stores): Use it.
633 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
634 call cselib_dummy_expand_value_rtx_cb instead of
635 cselib_expand_value_rtx_cb.
638 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
639 * config/i386/i386.c: Include debug.h and dwarf2out.h.
640 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
641 and .cfi_endproc around the pic thunks.
642 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
643 all queued unwind info register saves are saved before the call.
644 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
645 considered as sp-=4 for unwind info and the pop as sp+=4 which
646 also clobbers dest, but doesn't actually restore it.
649 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
652 2010-03-09 Jie Zhang <jie@codesourcery.com>
654 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
655 whitespaces in output template.
657 2010-03-09 Jie Zhang <jie@codesourcery.com>
659 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
662 2010-03-08 Jakub Jelinek <jakub@redhat.com>
664 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
665 builtins.exp in a separate job.
667 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
669 * graphite-sese-to-poly.c (add_param_constraints): Use
670 lower_bound_in_type and upper_bound_in_type.
672 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
674 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
675 instead of unsigned_type_node.
677 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
678 Reza Yazdani <reza.yazdani@amd.com>
681 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
682 on pointer type parameters.
684 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
688 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
689 handle conversions from pointer to integers.
690 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
691 induction variable, to be able to work with code generated by CLooG.
692 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
693 (build_poly_scop): Bail out if we cannot codegen a loop.
695 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
697 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
698 code generation with gloog_error.
700 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
702 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
703 Call fold_convert on all the returned values.
704 (expand_scalar_variables_expr): Pass to
705 expand_scalar_variables_ssa_name the type of the resulting expression.
707 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
709 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
710 ppl_min_for_le_pointset.
711 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
712 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
714 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
716 * graphite-dependences.c (map_into_dep_poly): Removed.
717 (dependence_polyhedron_1): Use combine_context_id_scat.
719 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
721 * graphite-poly.h (struct poly_scattering): Add layout documentation.
722 (struct poly_bb): Same.
723 (combine_context_id_scat): New.
725 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
728 * sese.c (name_defined_in_loop_p): Return false for default
731 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
733 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
734 and clean up the logic.
736 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
738 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
741 2010-03-08 Jakub Jelinek <jakub@redhat.com>
743 * var-tracking.c (remove_cselib_value_chains): Define only for
745 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
746 delete_slot_part, emit_notes_for_differences_1): Don't call
747 remove_cselib_value_chains here.
748 (set_slot_part, emit_notes_for_differences_2): Don't call
749 add_cselib_value_chains here.
750 (preserved_values): New vector.
751 (preserve_value): New function.
752 (add_uses, add_stores, vt_add_function_parameters): Use it
753 instead of cselib_preserve_value.
754 (changed_values_stack): New vector.
755 (check_changed_vars_0): New function.
756 (check_changed_vars_1, check_changed_vars_2): Use it.
757 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
758 changed_values_stack VALUEs.
759 (vt_emit_notes): For all preserved_values call
760 add_cselib_value_chains. If ENABLE_CHECKING call
761 remove_cselib_value_chains before verifying value_chains is empty.
762 Initialize and free changed_values_stack.
763 (vt_initialize): Initialize preserved_values.
764 (vt_finalize): Free preserved_values.
766 2010-03-08 Richard Guenther <rguenther@suse.de>
768 PR tree-optimization/43269
769 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
772 2010-03-08 Martin Jambor <mjambor@suse.cz>
774 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
775 (ipa_is_param_called): Removed.
776 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
777 (ipa_print_node_params): Do not print the called flag.
778 (ipa_write_node_info): Do not stream the called flag.
779 (ipa_read_node_info): Likewise.
781 2010-03-07 Jakub Jelinek <jakub@redhat.com>
784 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
785 * cselib.c (struct expand_value_data): Add dummy field.
786 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
788 (cselib_dummy_expand_value_rtx_cb): New function.
789 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
791 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
792 * var-tracking.c: Include pointer-set.h.
793 (variable): Change n_var_parts to char from int. Add
794 cur_loc_changed and in_changed_variables fields.
795 (variable_canonicalize): Remove.
796 (shared_var_p): New inline function.
797 (unshare_variable): Maintain cur_loc_changed and
798 in_changed_variables fields. If var was in changed_variables,
799 replace it there with new_var. Just copy cur_loc instead of
800 resetting it to something else.
801 (variable_union): Don't recompute cur_loc. Use shared_var_p.
802 (dataflow_set_union): Don't call variable_canonicalize.
803 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
804 of their DEBUG_EXPR_TREE_DECLs.
805 (canonicalize_loc_order_check): Verify that cur_loc is NULL
806 and in_changed_variables and cur_loc_changed is false.
807 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
808 and cur_loc_changed. Don't update cur_loc here.
809 (variable_merge_over_src): Don't call variable_canonicalize.
810 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
811 removing loc that is equal to cur_loc, clear cur_loc,
812 set cur_loc_changed and ensure variable_was_changed is called.
813 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
814 compare pointers in cur_loc check, if it is equal to loc,
815 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
816 (variable_different_p): Remove compare_current_location argument,
817 don't compare cur_loc.
818 (dataflow_set_different_1): Adjust variable_different_p caller.
819 (variable_was_changed): If dv had some var in changed_variables
820 already, reset in_changed_variables flag for it and propagate
821 cur_loc_changed over to the new variable. On empty var
822 always set cur_loc_changed. Set in_changed_variables on whatever
823 var is added to changed_variables.
824 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
825 Use shared_var_p. When removing loc that is equal to cur_loc,
826 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
827 end, don't set it to something else, just call variable_was_changed.
828 (delete_slot_part): Use shared_var_p. When cur_loc equals to
829 loc being removed, clear cur_loc and set cur_loc_changed.
830 Set cur_loc_changed if all locations have been removed.
831 (struct expand_loc_callback_data): New type.
832 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
833 allocated. Always create SUBREGs if simplify_subreg failed.
834 Prefer to use cur_loc, when that fails and still in
835 changed_variables (and seen first time) recompute it. Set
836 cur_loc_changed of variables which had to change cur_loc and
837 compute elcd->cur_loc_changed if any of the subexpressions used
838 had to change cur_loc.
839 (vt_expand_loc): Adjust to pass arguments in
840 expand_loc_callback_data structure.
841 (vt_expand_loc_dummy): New function.
842 (emitted_notes): New variable.
843 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
844 that weren't used for any other decl in current
845 emit_notes_for_changes call call vt_expand_loc_dummy to update
846 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
847 first loc_chain location if NULL before. Always use just
848 cur_loc instead of first loc_chain location. When cur_loc_changed
849 is false, when not --enable-checking=rtl just don't emit any note.
850 When rtl checking, compute the note and assert it is the same
851 as previous note. Clear cur_loc_changed and in_changed_variables
852 at the end before removing from changed_variables.
853 (check_changed_vars_3): New function.
854 (emit_notes_for_changes): Traverse changed_vars to call
855 check_changed_vars_3 on each changed var.
856 (emit_notes_for_differences_1): Clear cur_loc_changed and
857 in_changed_variables. Recompute cur_loc of new_var.
858 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
859 (vt_emit_notes): Initialize and destroy emitted_notes.
861 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
863 PR rtl-optimization/42220
864 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
865 Use verify_reg_tracked to determine if we should use OP_OUT rather
867 (build_def_use): If we see an in-out operand for a register that we
868 know nothing about, treat is an output if possible, fail the block if
871 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
874 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
877 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
880 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
881 uses of relevant DEFs that are dead outside the loop too.
883 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
885 * var-tracking.c (dataflow_set_merge): Swap src and src2.
887 2010-01-13 Jakub Jelinek <jakub@redhat.com>
889 * var-tracking.c (values_to_unmark): New variable.
890 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
891 values_to_unmark vector. Moved body to...
892 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
893 instead queue it into values_to_unmark vector.
894 (vt_find_locations): Free values_to_unmark vector.
896 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
898 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
899 (site.exp): Export them when plugins are enabled.
901 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
904 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
906 (chrec_fold_multiply): Same.
908 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
911 * c-decl.c (build_compound_literal): Return early if init is
914 2010-03-04 Martin Jambor <mjambor@suse.cz>
916 PR tree-optimization/43164
917 PR tree-optimization/43191
918 * tree-sra.c (type_consists_of_records_p): Reject records with
919 zero-size bit-fields at the end.
921 2010-03-04 Mike Stump <mikestump@comcast.net>
923 * Makefile.in (TAGS): Remove *.y.
925 2010-03-04 Richard Guenther <rguenther@suse.de>
927 PR tree-optimization/40761
928 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
930 (my_rev_post_order_compute): New function.
933 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
936 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
937 decrease the cost of an IV candidate when the cost is infinite.
939 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
941 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
942 Use '3DNow!' for the extension of that name, ensure normal space
944 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
946 2010-03-03 Jeff Law <law@redhat.com>
948 * PR middle-end/32693
949 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
951 (extract_bit_field_1): Likewise.
953 2010-03-03 Janis Johnson <janis187@us.ibm.com>
955 * doc/sourcebuild.texi (Test directives): Document that arguments
956 include-opts and exclude-opts are now optional for dg-skip-if,
957 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
959 2010-03-03 Jason Merrill <jason@redhat.com>
962 * cgraph.h (varpool_node): Add extra_name field.
963 * varpool.c (varpool_extra_name_alias): New.
964 (varpool_assemble_decl): Emit extra name aliases.
965 (varpool_mark_needed_node): Look past an extra name alias.
966 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
967 * lto-streamer-in.c (lto_input_tree): Read it.
968 * lto-streamer-out.c (output_unreferenced_globals): Write it.
970 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
972 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
973 (sparc*-*-solaris2*): ...this.
975 2010-03-03 Jakub Jelinek <jakub@redhat.com>
978 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
979 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
980 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
981 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
984 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
985 fallthrough to default handling, just with want_address 0 instead of 2.
986 For single element lists, add_AT_loc directly, otherwise create an
987 artificial variable DIE and stick location list to it.
990 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
991 (VAL_EXPR_HAS_REVERSE): Define.
992 (reverse_op): New function.
993 (add_stores): For reversible operations add an extra MO_VAL_USE.
995 2010-03-02 Jason Merrill <jason@redhat.com>
997 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
999 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
1001 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
1002 (sparc64-*-linux*): Likewise.
1003 (sparc64-*-solaris2*): Include assembler files before linker ones.
1004 (sparc-*-solaris2*): Simplify and reorder to match previous case.
1005 * config/sparc/gas.h: Delete.
1006 * config/sparc/sol2-64.h: Add copyright notice.
1007 * config/sparc/sol2-gas-bi.h: Likewise.
1008 * config/sparc/sol2-gld.h: Likewise.
1009 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
1010 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
1011 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
1012 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
1013 (sparc_elf_asm_named_section): Rename into...
1014 (sparc_solaris_elf_asm_named_section): ...this. Always define.
1016 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
1018 * config/alpha/alpha.c (override_options): Fix -mtune error message.
1020 2010-03-02 Jeff Law <law@redhat.com>
1023 * reload1.c (rtx_p, substitute_stack): Declare.
1024 (substitute): Record addresses of changed rtxs.
1025 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
1026 Restore the original rtx when complete.
1027 (reload): Free subsitute_stack when complete.
1029 2010-03-02 Janis Johnson <janis187@us.ibm.com>
1031 * doc/gccint.texi (menu): Add Testsuites as a chapter.
1032 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
1034 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
1035 LTO Testing, gcov Testing, profopt Testing, compat Testing,
1036 Torture Tests): Change from subsection to section.
1038 2010-03-02 Jakub Jelinek <jakub@redhat.com>
1039 Steven Bosscher <steven@gcc.gnu.org>
1041 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
1044 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
1047 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
1048 the assignment from the new induction variable to the assignment
1049 of the value from the original loop PHI function.
1051 2010-03-01 Janis Johnson <janis187@us.ibm.com>
1052 Daniel Jacobowitz <dan@codesourcery.com>
1054 * doc/sourcebuild.texi (Test directives): Clarify options to
1057 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1059 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
1060 Disable cfi directives unless GCC and gas agree on using read-only
1061 .eh_frame sections for 64-bit.
1062 * configure: Regenerate.
1064 2010-03-01 Richard Guenther <rguenther@suse.de>
1066 PR tree-optimization/43220
1067 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
1068 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
1070 2010-03-01 Richard Guenther <rguenther@suse.de>
1071 Martin Jambor <mjambor@suse.cz>
1074 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
1075 gimplified parameters.
1077 2010-03-01 Christian Bruel <christian.bruel@st.com>
1079 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
1081 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
1083 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
1085 2010-03-01 Richard Guenther <rguenther@suse.de>
1088 * expr.c (expand_assignment): Use the alias-oracle to tell
1089 if the rhs aliases the result decl.
1091 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1094 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
1095 to sol_gt_pch_get_address.
1096 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
1097 64-bit, SPARC and x86.
1098 (sol_gt_pch_get_address): New function.
1100 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
1102 * toplev.h (inform_n, error_n): Declare.
1103 * diagnostic.c (inform_n, error_n): New function.
1105 2010-03-01 Jakub Jelinek <jakub@redhat.com>
1107 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
1108 has no rtl yet when processing local_decls, queue it and recheck
1109 if deferred stack allocation hasn't assigned it rtl.
1111 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
1113 * config/sh/sh.c (unspec_bbr_uid): New.
1114 (gen_block_redirect): Use it instead of INSN_UID.
1115 (gen_far_branch): Likewise.
1117 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
1119 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
1120 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
1122 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1124 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
1125 (Warning Options): -Wno-conversion-null is valid for
1126 Objective-C++ as well.
1127 * doc/tm.texi (Named Address Spaces): Likewise.
1128 * doc/plugins.texi (Plugins): Replace TABs with spaces.
1129 * doc/tree-ssa.texi (Tree SSA): Likewise.
1131 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1134 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
1135 by default. Don't set the default arch for
1136 i[34567]86-*-darwin*|x86_64-*-darwin*.
1138 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1141 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
1142 default. Set the default 32bit/64bit archs with $with_arch
1143 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
1145 2010-02-27 Richard Guenther <rguenther@suse.de>
1147 PR tree-optimization/43186
1148 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
1149 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
1150 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
1151 unroller iterations.
1153 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1155 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
1156 required and i[34567]86-*-* targets don't support 64bit ISA.
1158 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
1161 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1164 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1166 * config.gcc: Set the default arch at least to Prescott for
1167 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
1168 if SSE math is enabled.
1170 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1172 * diagnostic.c (diagnostic_initialize): Update.
1173 (diagnostic_report_diagnostic): Test inhibit_notes_p for
1175 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
1176 (diagnostic_inhibit_notes): New.
1177 * toplev.c (process_options): inhibit notes with -fcompare-debug.
1179 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1182 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
1183 * doc/standards.texi: Likewise.
1184 * doc/extend.texi: Likewise.
1185 * doc/trouble.texi: Likewise.
1186 * doc/cppopts.texi: Likewise.
1187 * doc/install.texi: Likewise.
1188 * c.opt (std=c90,std=gnu90): New options.
1189 * c-opts.c (c_common_handle_option): Handle them.
1191 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1194 * c-decl.c (undeclared_variable): Use an informative note.
1196 2010-02-26 Richard Guenther <rguenther@suse.de>
1198 PR tree-optimization/43186
1199 * gimple.h (gimple_fold): Remove.
1200 * gimple.c (gimple_fold): Remove. Inline into single user ...
1201 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
1202 Try harder for conditions.
1204 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1207 * function.c (used_types_insert): Don't skip through named pointer
1208 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
1209 and it is different from the main variant's type.
1211 2010-02-26 Nick Clifton <nickc@redhat.com>
1213 * config/rx/rx.md (sminsi3): Remove bogus alternative.
1215 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1217 * config.gcc: Support --with-fpmath=sse for x86.
1219 * config/i386/ssemath.h: New.
1221 * doc/install.texi (--with-fpmath=sse): Documented.
1223 2010-02-26 Richard Guenther <rguenther@suse.de>
1225 PR tree-optimization/43188
1226 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
1227 vector types of over-aligned element type.
1229 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
1232 * config/i386/i386.c (expand_vec_perm_blend): Use correct
1233 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
1235 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
1237 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
1239 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1241 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
1242 * var-tracking.c: Include diagnostic.h.
1243 (debug_dv): New function.
1244 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
1247 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
1248 (add_value_chain, add_value_chains, remove_value_chain,
1249 remove_value_chains): Handle DEBUG_EXPRs.
1250 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
1253 * regcprop.c (struct queued_debug_insn_change): New type.
1254 (struct value_data_entry): Add debug_insn_changes field.
1255 (struct value_data): Add n_debug_insn_changes field.
1256 (debug_insn_changes_pool): New variable.
1257 (free_debug_insn_changes, apply_debug_insn_changes,
1258 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
1259 (kill_value_one_regno): Call free_debug_insn_changes if needed.
1260 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
1262 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
1264 (copyprop_hardreg_forward_1): Don't call apply_change_group for
1265 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
1266 changes, call cprop_find_used_regs via note_stores.
1267 (copyprop_hardreg_forward): When copying vd from predecessor
1268 which has any queued DEBUG_INSN changes, make sure the pointers are
1269 cleared. At the end call df_analyze and then if there are any
1270 DEBUG_INSN changes queued at the end of some basic block for still
1271 live registers, apply them.
1272 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
1274 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
1276 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
1279 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
1281 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
1282 targets. Set the default with_cpu/with_arch from arch/cpu.
1283 Allow x86-64 and native for with_cpu/with_arch.
1285 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
1287 * ebitmap.c: Change calls to verify_popcount with calls to
1288 sbitmap_verify_popcount.
1289 (ebitmap_clear_bit): Fixed map->cacheindex test and
1290 map>cache update when bit clearing results in an empty
1293 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1296 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
1297 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
1298 and support both V2DF and V2DI modes.
1299 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
1300 support both V2DF and V2DI modes.
1301 (general): Delete trailing whitespace from a few patterns.
1303 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1304 V2DF/V2DI interleave high/low builtins.
1306 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
1309 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
1310 interleave high/low functions.
1312 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
1314 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
1315 #pragma extern_prefix.
1317 2010-02-25 Jakub Jelinek <jakub@redhat.com>
1320 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
1321 BLKmode, assert op0 is a MEM and just adjust its mode.
1324 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
1325 if bitpos isn't multiple of mode's bitsize.
1327 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1329 * c.opt (-ftemplate-depth=): New.
1330 (-ftemplate-depth-): Deprecate.
1331 * optc-gen.awk: Handle -ftemplate-depth=.
1332 * opth-gen.awk: Likewise.
1333 * c-opts.c (c_common_handle_option): Likewise.
1334 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
1336 2010-02-24 Jason Merrill <jason@redhat.com>
1338 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
1340 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1342 * cfg.c (alloc_aux_for_block): Remove inline.
1343 (alloc_aux_for_edge): Likewise.
1345 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1347 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
1349 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1351 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
1352 * config/i386/sol2-gas.h: New file.
1353 * config.gcc (i[34567]86-*-solaris2*): Use it.
1355 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1358 * c-typeck.c (ep_convert_and_check): New.
1359 (build_conditional_expr): Use it.
1360 (build_binary_op): Likewise.
1362 2010-02-24 Jakub Jelinek <jakub@redhat.com>
1364 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
1367 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
1368 bounds even for -O+.
1369 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
1370 expr needs to have DECL_NAME set.
1372 2010-02-24 Nick Clifton <nickc@redhat.com>
1374 * config/mep/mep.c: Include gimple.h.
1375 (mep_function_uses_sp): Delete unused function.
1376 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
1377 parameters. Use unsigned integers to count args. Return a
1378 NULL_RTX instead of an error_mark_node. Toidy up formatting.
1380 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1383 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
1384 greater or equal to nelt instead of 2 * nelt.
1385 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
1388 2010-02-23 Jason Merrill <jason@redhat.com>
1391 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
1392 in cfun->local_decls even if they have register types.
1395 * stor-layout.c (place_field): Don't warn about unnecessary
1396 DECL_PACKED if the type is packed.
1398 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1401 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
1402 GOTOFF relocs, even when the base reg isn't pic pointer.
1404 2010-02-23 Michael Matz <matz@suse.de>
1407 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
1408 (expand_gimple_basic_block): Generate and use debug temps if there
1409 are debug uses left after the last real use of TERed ssa names.
1410 Unlink debug immediate uses when they are expanded.
1412 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1415 * config/i386/i386.c (override_options): Reorganise to provide
1416 better error messages.
1418 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1421 * graphite-scop-detection.c (create_single_exit_edge): Move
1422 the call to find_single_exit_edge to....
1423 (create_sese_edges): ...here. Don't handle multiple edges
1424 exiting the function.
1425 (build_graphite_scops): Don't handle multiple edges
1426 exiting the function.
1428 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1431 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
1432 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
1434 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1437 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
1439 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1442 * c-typeck.c (convert_arguments): Print declaration location.
1443 * c-common.c (validate_nargs): Rename as
1444 builtin_function_validate_nargs.
1445 (check_builtin_function_arguments): Update.
1447 2010-02-22 Richard Guenther <rguenther@suse.de>
1450 * tree-inline.c (declare_return_variable): Use the type of
1451 the call stmt lhs if available.
1453 2010-02-22 Duncan Sands <baldrick@free.fr>
1455 * passes.c (register_pass): Always consider all pass lists when
1456 ref_pass_instance_number is zero.
1458 2010-02-22 Richard Guenther <rguenther@suse.de>
1460 PR tree-optimization/42749
1461 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
1462 parameter. Do arithmetic in the original type.
1463 (update_accumulator_with_ops): Likewise.
1464 (adjust_accumulator_values): Adjust.
1466 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1468 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
1469 (QI to BLKmode splitter): New splitter.
1471 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
1473 * config/i386/i386.c (initial_ix86_tune_features): Turn on
1474 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
1476 2010-02-22 Richard Guenther <rguenther@suse.de>
1478 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
1480 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
1482 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
1483 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
1484 ($(T)crti.o, $(T)crtn.o): Remove rules.
1486 2010-02-21 Tobias Burnus <burnus@net-b.de>
1489 * doc/invoke.texi (-fassociative-math): Document that this
1490 option is automatically enabled for Fortran.
1492 2010-02-20 David S. Miller <davem@davemloft.net>
1494 * configure.ac: Test if linker and assembler properly support
1495 GOTDATA_OP relocations.
1496 * configure: Rebuild.
1497 * config.in: Likewise.
1498 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
1499 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
1500 (movsi_high_pic): Likewise.
1501 (movdi_lo_sum_pic): Likewise.
1502 (movdi_high_pic): Likewise.
1503 (movsi_pic_gotdata_op): New pattern.
1504 (movdi_pic_gotdata_op): Likewise.
1505 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
1506 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
1508 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
1511 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
1512 attribute to ssemul.
1513 (xop_mulv2div2di3_high): Ditto.
1515 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1518 * c.opt (Wconversion-null): New option.
1519 * doc/invoke.texi (Wconversion-null): Document.
1521 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1523 * common.opt (Wlarger-than-): Add Undocumented.
1525 2010-02-19 Mike Stump <mikestump@comcast.net>
1527 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
1529 2010-02-19 Jason Merrill <jason@redhat.com>
1532 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
1533 * configure: Likewise.
1535 2010-02-20 Alan Modra <amodra@gmail.com>
1538 * cgraph.h (cgraph_make_decl_local): Declare.
1539 * cgraph.c (cgraph_make_decl_local): New function.
1540 (cgraph_make_node_local): Use it.
1541 * cgraphunit.c (cgraph_function_versioning): Likewise.
1542 * ipa.c (function_and_variable_visibility): Likewise.
1544 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1547 * except.c (sjlj_emit_function_enter): Don't call
1548 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
1550 * rtl.h (add_reg_br_prob_note): Remove prototype.
1552 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1555 * c-common.c (conversion_warning): Remove widening conversions
1556 before checking the conversion of integers to reals.
1558 2010-02-19 Mike Stump <mikestump@comcast.net>
1561 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
1564 * cgraphunit.c (process_function_and_variable_attributes): Check
1565 DECL_PRESERVE_P instead of looking up attribute "used".
1566 * ipa-pure-const.c (check_decl): Likewise.
1567 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
1568 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
1569 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
1570 instead of attribute "used".
1571 * config/sol2-c.c (solaris_pragma_init): Likewise.
1572 (solaris_pragma_fini): Likewise.
1574 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1576 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
1577 Use XCNEW instead of xcalloc.
1578 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
1579 XNEW instead of xmalloc.
1580 (get_fields): Use XNEWVEC instead of xmalloc.
1583 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
1584 populate vars array.
1585 (create_new_general_access): For debug stmts just reset value.
1586 (get_stmt_accesses): For accesses within debug stmts just record them
1587 using add_access_to_acc_sites instead of preventing the peeling or
1588 counting them as accesses.
1591 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
1593 2010-02-19 Richard Guenther <rguenther@suse.de>
1595 PR tree-optimization/42916
1596 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
1599 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
1601 * configure.ac: Replace all uses of changequote in macro arguments
1602 with proper quoting.
1604 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1607 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
1609 2010-02-19 Richard Guenther <rguenther@suse.de>
1611 PR tree-optimization/42944
1612 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
1613 test for aliasing with errno.
1615 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1618 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
1619 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
1620 * dojump.c: Include output.h.
1621 (inv): New inline function.
1622 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
1623 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
1624 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
1625 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
1626 argument, pass it down to other calls.
1627 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
1628 add REG_BR_PROB note to the conditional jump.
1629 * cfgexpand.c (add_reg_br_prob_note): Removed.
1630 (expand_gimple_cond): Don't call it, add the probability
1631 as last argument to jumpif_1/jumpifnot_1.
1632 * Makefile.in (dojump.o): Depend on output.h.
1633 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
1635 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
1636 * stmt.c (do_jump_if_equal): Likewise.
1637 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
1638 * loop-unswitch.c (compare_and_jump_seq): Likewise.
1639 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
1641 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
1642 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
1643 jumpifnot_1 callers.
1644 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
1646 (store_expr): Adjust jumpifnot caller.
1647 (store_constructor): Adjust jumpif caller.
1650 * gimplify.c (gimple_boolify): For __builtin_expect call
1651 gimple_boolify also on its first argument.
1653 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
1655 * configure.ac (gnu-unique-object): Wrap regexps using [] in
1657 (__stack_chk_fail): Ditto. Remove quadrigraphs.
1658 * configure: Regenerated.
1660 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1662 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
1663 lang_hooks.types_compatible_p instead of comptypes.
1665 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
1667 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
1668 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
1669 if __prefer_thumb__ is defined.
1671 2010-02-18 Martin Jambor <mjambor@suse.cz>
1673 PR tree-optimization/43066
1674 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
1675 array with zero-sized element type.
1677 2010-02-18 Jakub Jelinek <jakub@redhat.com>
1679 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
1680 rtx, allocate struct var_loc_node here and return it to the
1681 caller, and only if it is actually needed.
1682 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
1683 move it earlier and return immediately if it returns NULL.
1685 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
1687 * config/sparc/gas.h: New file. Restore
1688 TARGET_ASM_NAMED_SECTION to its ELF default.
1689 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
1691 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1692 Likewise. Add ATTRIBUTE_UNUSED to prototype.
1693 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
1694 after sparc/sysv4.h.
1696 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
1698 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
1700 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
1702 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
1703 patterns from predicated pattern.
1705 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
1708 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
1709 for insn mnemonic suffix.
1711 2010-02-17 Richard Guenther <rguenther@suse.de>
1713 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
1716 2010-02-17 Jakub Jelinek <jakub@redhat.com>
1719 * caller-save.c (save_call_clobbered_regs): If BB ends with
1720 a DEBUG_INSN, move any notes in between last real insn and the last
1721 DEBUG_INSN after the last DEBUG_INSN.
1723 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
1725 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
1726 Fix return type. Fix argument type. Explain meaning of return value.
1728 2010-02-16 Richard Guenther <rguenther@suse.de>
1730 PR tree-optimization/41043
1731 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
1732 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
1734 (vrp_visit_phi_node): ... but only for loop PHI nodes.
1736 2010-02-16 Ira Rosen <irar@il.ibm.com>
1738 PR tree-optimization/43074
1739 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
1740 * tree-vect-loop.c (vect_analyze_loop_operations): Add
1741 vectorizable cycles in hybrid SLP check.
1742 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
1744 2010-02-16 Richard Guenther <rguenther@suse.de>
1746 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
1747 (true_dependence): If memrefs_conflict_p computes must-alias
1748 trust it. Move TBAA check after offset-based disambiguation.
1749 (canon_true_dependence): Likewise.
1751 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
1753 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
1754 * doc/invoke.texi: Document it.
1755 * var-tracking.c: Include toplev.h and params.h.
1756 (vt_find_locations): Return bool indicating success. Compute
1757 hash sizes unconditionally. Check new parameter, report.
1758 (variable_tracking_main_1): Check vt_find_locations results and
1759 retry. Renamed from...
1760 (variable_tracking_main): ... this. New wrapper to preserve
1761 flag_var_tracking_assignments.
1762 * Makefile.in (var-tracking.o): Adjust dependencies.
1764 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
1765 Jakub Jelinek <jakub@redhat.com>
1768 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
1769 if weak_import attribute is present.
1770 * config/darwin.c (machopic_select_section): Likewise.
1772 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
1774 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
1775 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
1776 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
1777 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
1779 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
1782 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1785 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
1786 Rewrite text to refer to the names.
1788 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
1790 * config/i386/i386-builtin-types.def
1791 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
1792 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
1793 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
1794 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
1795 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
1796 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
1797 IX86_BUILTIN_VPERMIL2PS256.
1798 (MULTI_ARG_4_DF2_DI_I): Defined.
1799 (MULTI_ARG_4_DF2_DI_I1): Defined.
1800 (MULTI_ARG_4_SF2_SI_I): Defined.
1801 (MULTI_ARG_4_SF2_SI_I1): Defined.
1802 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
1803 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
1804 __builtin_ia32_vpermil2ps256.
1805 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1806 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1807 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
1808 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1809 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1810 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
1811 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
1812 CODE_FOR_xop_vpermil2v8sf3.
1813 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
1814 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
1815 * config/i386/xopintrin.h (_mm_permute2_pd): New.
1816 (_mm256_permute2_pd): New.
1817 (_mm_permute2_ps): New.
1818 (_mm256_permute2_ps): New.
1820 2010-02-15 Nick Clifton <nickc@redhat.com>
1822 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
1823 boolean parameters. Use emit_jump_insn when emitting a pop
1824 instruction containing a return insn.
1825 (push): Use 'true' rather than '1' as second parameter to F.
1826 (h8300_expand_prologue): Likewise.
1827 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
1828 (h8300_expand_epilogue): Likewise.
1830 2010-02-15 Richard Guenther <rguenther@suse.de>
1833 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
1836 2010-02-15 Nick Clifton <nickc@redhat.com>
1838 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
1841 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
1843 * intl.c (fake_ngettext): New function.
1844 * intl.h (fake_ngettext): Declare.
1845 (ngettext): Define macro.
1846 * collect2.c (notice_translated): New function.
1847 (main): Use notice_translated and ngettext.
1848 * collect2.h (notice_translated): Declare.
1850 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
1852 * reorg.c (delete_computation): Comment fixes.
1853 * caller-save.c (setup_save_areas): Idem.
1854 * sel-sched-dump.c (dump_lv_set): Idem.
1857 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1859 * config/s390/s390.c (s390_sched_init): New function.
1860 (TARGET_SCHED_INIT): Target hook defined.
1862 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
1863 Jack Howarth <howarth@bromo.med.uc.edu>
1864 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1867 Partial revert of unintended change in fix for PR41605.
1868 * config/darwin.h: Fix typo.
1869 * config/darwin9.h: Same.
1871 2010-02-11 Jakub Jelinek <jakub@redhat.com>
1873 * c-pch.c (pch_init): Clear v.
1875 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1878 * graphite-scop-detection.c (graphite_can_represent_scev): Call
1879 graphite_can_represent_init for MULT_EXPR.
1881 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1885 * graphite-sese-to-poly.c (remove_phi): New.
1886 (translate_scalar_reduction_to_array): Call remove_phi.
1888 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1891 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
1892 * graphite-clast-to-gimple.h (gloog): Update declaration.
1893 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
1894 * graphite-poly.h (struct poly_bb): Add missing comments.
1895 (struct scop): Add poly_scop_p field.
1897 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
1898 * graphite.c (graphite_transform_loops): Build the polyhedral
1899 representation for each scop before code generation.
1900 * sese.c (rename_variables_in_operand): Removed.
1901 (rename_variables_in_expr): Return the renamed expression.
1902 (rename_sese_parameters): New.
1903 * sese.h (rename_sese_parameters): Declared.
1905 2010-02-11 Richard Guenther <rguenther@suse.de>
1907 PR tree-optimization/42998
1908 * tree-ssa-pre.c (create_expression_by_pieces): Treat
1909 POINTER_PLUS_EXPR properly.
1911 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1912 Changpeng Fang <changpeng.fang@amd.com>
1915 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
1916 the cost of an IV candidate when the IV is used in a test against zero.
1918 * gcc.dg/tree-ssa/ivopts-3.c: New.
1920 2010-02-11 Richard Guenther <rguenther@suse.de>
1923 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
1924 pointer-vs-decl case by swapping refs. Handle some cases
1925 of pointer-vs-decl disambiguations more conservatively.
1926 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
1927 to false after expanding.
1929 2010-02-11 Richard Guenther <rguenther@suse.de>
1932 * gcc.c (process_command): Handle LTO file@offset case more
1935 2010-02-11 Jakub Jelinek <jakub@redhat.com>
1937 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
1938 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
1940 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
1942 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
1943 if MEM's mode size isn't DWARF2_ADDR_SIZE.
1944 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
1945 Optimize eq/ne comparisons when both arguments are known to be
1947 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
1948 Don't mask operands unnecessarily if they are known to be already
1951 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
1953 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
1956 2010-02-10 Richard Guenther <rguenther@suse.de>
1958 PR tree-optimization/43017
1959 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
1960 for wrapping signed arithmetic.
1962 2010-02-10 Jakub Jelinek <jakub@redhat.com>
1965 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
1966 if no debug info should be emitted for it.
1968 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
1970 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
1971 note when flag_exceptions is set.
1973 2010-02-10 Duncan Sands <baldrick@free.fr>
1975 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
1977 2010-02-10 Richard Guenther <rguenther@suse.de>
1980 * tree.c (get_unwidened): Handle constants.
1981 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
1983 2010-02-10 Martin Jambor <mjambor@suse.cz>
1986 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
1987 check for variable argument counts independently.
1989 2010-02-10 Christian Bruel <christian.bruel@st.com>
1992 * config/sh/sh.c (find_barrier): Increase length for non delayed
1993 conditional branches.
1995 2010-02-10 Christian Bruel <christian.bruel@st.com>
1997 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
1999 2010-02-10 Jakub Jelinek <jakub@redhat.com>
2001 * builtins.c (set_builtin_user_assembler_name): Also handle
2002 ffs if int is smaller than word.
2004 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
2007 * ira-conflicts.c (get_dup): Remove.
2008 (process_reg_shuffles): Add new parameter. Use it as an
2009 additional guard for copy generation.
2010 (add_insn_allocno_copies): Rewrite.
2012 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
2014 * common.opt (fsched2-use-traces): Preserved for backward
2016 * doc/invoke.texi: Remove the documentation about option
2017 -fsched2-use-traces.
2018 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
2019 flag_sched2_use_traces.
2020 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
2021 the backward compatibility flag section.
2023 2010-02-09 Richard Guenther <rguenther@suse.de>
2025 PR tree-optimization/43008
2026 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
2027 make HEAP variables initialized from global memory if they
2028 are not known builtin functions.
2029 (find_func_aliases): Adjust.
2031 2010-02-09 Richard Guenther <rguenther@suse.de>
2033 PR tree-optimization/43000
2034 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
2035 arithmetic manually.
2037 2010-02-08 Jakub Jelinek <jakub@redhat.com>
2039 PR tree-optimization/42931
2040 * tree-loop-linear.c (try_interchange_loops): Don't call
2041 double_int_mul if estimated_loop_iterations failed.
2043 2010-02-08 Martin Jambor <mjambor@suse.cz>
2046 * tree-sra.c (build_accesses_from_assign): Do not mark in
2047 should_scalarize_away_bitmap if stmt has volatile ops.
2048 (sra_modify_assign): Do not process assigns piecemeal if if stmt
2051 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
2053 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
2055 2010-02-07 Adam Nemet <adambnmet@gmail.com>
2057 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
2060 2010-02-07 Andrew Pinski <pinskia@gmail.com>
2063 * df-core.c (df_finish_pass): Change type of saved_flags to int.
2065 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2068 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
2069 to unknown_dependence.
2070 (graphite_legal_transform_dr): Handle the unknown_dependence.
2071 (graphite_carried_dependence_level_k): Same.
2073 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2075 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
2077 2010-02-07 Richard Guenther <rguenther@suse.de>
2080 * expr.c (get_inner_reference): Always initialize *pbitsize.
2082 2010-02-07 Richard Guenther <rguenther@suse.de>
2085 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
2086 new ARRAY_REFs on variable size element or minimal index arrays.
2088 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
2089 gimple_fold_indirect_ref.
2091 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
2094 * arm.c (arm_override_options): Just return if the user has specified
2095 an invalid fpu name.
2097 2010-02-03 Jason Merrill <jason@redhat.com>
2100 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
2101 i386_pe_maybe_record_exported_symbol.
2103 2010-02-05 Steve Ellcey <sje@cup.hp.com>
2106 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2107 (pa_delegitimize_address): New function.
2109 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
2111 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
2112 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
2114 2010-02-05 Richard Guenther <rguenther@suse.de>
2117 * lto-streamer-in.c (get_resolution): Deal with references
2118 to undefined functions.
2120 2010-02-05 Richard Guenther <rguenther@suse.de>
2122 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
2123 (fold_const_aggregate_ref): Likewise.
2124 (ccp_fold_stmt): Substitute loads.
2125 (maybe_fold_reference): Verify types before substituting.
2127 (fold_gimple_assign): Unshare properly.
2128 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
2130 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
2132 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
2133 for rs6000_gen_cell_microcode.
2135 2010-02-04 Richard Guenther <rguenther@suse.de>
2137 PR rtl-optimization/42952
2138 * dse.c (const_or_frame_p): Remove MEM handling.
2140 2010-02-04 Nick Clifton <nickc@redhat.com>
2142 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
2143 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
2144 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
2145 (mn10300_asm_output_mi_thunk): New function.
2146 (mn10300_can_output_mu_thunk): New function.
2147 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
2148 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
2149 (FUNCTION_ARG): Delete incorrect comment.
2151 2010-02-03 Jason Merrill <jason@redhat.com>
2154 * fold-const.c (operand_equal_p): Handle erroneous types.
2156 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2158 * config/h8300/h8300.md (can_delay): Fix attibute condition.
2160 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
2162 PR rtl-optimization/42941
2163 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
2166 2010-02-03 Jason Merrill <jason@redhat.com>
2169 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
2171 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
2174 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
2175 (cselib_reset_table): Renamed from...
2176 (cselib_reset_table_with_next_value): ... this.
2177 (cselib_get_next_uid): Renamed from...
2178 (cselib_get_next_unknown_value): ... this.
2179 * cselib.c (next_uid): Renamed from...
2180 (next_unknown_value): ... this.
2181 (cselib_clear_table): Adjust.
2182 (cselib_reset_table): Adjust. Renamed from...
2183 (cselib_reset_table_with_next_value): ... this.
2184 (cselib_get_next_uid): Adjust. Renamed from...
2185 (cselib_get_next_unknown_value): ... this.
2186 (get_value_hash): Use hash.
2187 (cselib_hash_rtx): Likewise.
2188 (new_cselib_val): Adjust. Set and dump uid.
2189 (cselib_lookup_mem): Pass next_uid as hash.
2190 (cselib_subst_to_values): Likewise.
2191 (cselib_log_lookup): Dump uid.
2192 (cselib_lookup): Pass next_uid as hash. Adjust.
2193 (cselib_process_insn): Adjust.
2194 (cselib_init): Initialize next_uid.
2195 (cselib_finish): Adjust.
2196 (dump_cselib_table): Likewise.
2197 * dse.c (canon_address): Dump value uid.
2198 * print-rtl.c (print_rtx): Print value uid.
2199 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
2201 (dv_uid): New function, sort of renamed from...
2202 (dv_htab_hash): ... this, reimplemented in terms of it and...
2203 (dv_uid2hash): ... this. New.
2204 (variable_htab_eq): Drop excess assertions.
2205 (tie_break_pointers): Removed.
2206 (canon_value_cmp): Compare uids.
2207 (variable_post_merge_New_vals): Print uids.
2208 (vt_add_function_parameters): Adjust.
2209 (vt_initialize): Reset table. Adjust.
2211 2010-02-03 Richard Guenther <rguenther@suse.de>
2213 PR tree-optimization/42944
2214 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
2215 (call_may_clobber_ref_p_1): Likewise. Properly handle
2216 malloc and calloc clobbering errno.
2218 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
2220 * doc/invoke.texi: Fix name of sched1 dump.
2222 * opts.c (decode_options): Set flag_tree_switch_conversion
2223 only conditionally on optimize >= 2.
2225 * gcse.c: Assorted comment fixes in pass description.
2227 2010-02-03 Anthony Green <green@moxielogic.com>
2229 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
2230 nop padding in order to maintain alignment of storage location of
2231 target function address.
2232 (moxie_trampoline_init): Store target function address at newly
2234 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
2236 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
2238 2010-02-03 Richard Guenther <rguenther@suse.de>
2241 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
2243 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2245 * config.gcc: Reenable check for obsolete targets.
2246 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
2247 mips-sgi-irix6.[0-4]*.
2249 2010-02-02 Nick Clifton <nickc@redhat.com>
2251 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
2252 constant size of 4 as being the same as 0.
2253 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
2254 can take values in the range 0..4.
2256 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
2259 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
2260 as _darwin10_Unwind_FindEnclosingFunction().
2261 * libgcc-libsystem.ver: New.
2263 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
2266 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
2267 implicitly set registers.
2269 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
2271 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
2272 (arm_override_options): Allow automatic selection of the thread
2273 pointer register if thumb2.
2274 (legitimize_pic_address): Improve code sequences for Thumb2.
2275 (arm_call_tls_get_addr): Likewise.
2276 (legitimize_tls_address): Likewise.
2277 * arm.md (pic_load_addr_arm): Delete. Replace with ...
2278 (pic_load_addr_32bit): ... this. New named pattern.
2279 * thumb2.md (pic_load_addr_thumb2): Delete.
2280 (pic_load_dot_plus_four): Delete.
2281 (tls_load_dot_plus_four): New named pattern.
2283 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2286 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
2287 Document fix for TLS bug.
2289 2010-01-31 Richard Guenther <rguenther@suse.de>
2291 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
2292 conservatively correct.
2294 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2298 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2300 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2302 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2304 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
2306 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
2308 * config.gcc: Adjust order of makefile fragments for mingw targets.
2310 2010-01-31 Richard Guenther <rguenther@suse.de>
2313 * gimplify.c (gimplify_init_constructor): For volatile LHS
2314 initialize a temporary.
2316 2010-01-31 Matthias Klose <doko@ubuntu.com>
2318 * configure.ac: Fix __stack_chk_fail check for cross builds configured
2320 * configure: Regenerate.
2322 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
2324 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2325 the same alias set and their sizes different constantness.
2326 (aliasing_component_refs_p): Revert 2009-10-24 change.
2328 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2330 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
2333 2010-01-29 Richard Guenther <rguenther@suse.de>
2335 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
2336 Assert we successfully updated the call.
2338 2010-01-29 Jakub Jelinek <jakub@redhat.com>
2340 PR rtl-optimization/42889
2341 * df.h (df_set_bb_dirty_nonlr): New prototype.
2342 * df-core.c (df_set_bb_dirty_nonlr): New function.
2343 * df-scan.c (df_insn_rescan): Call it instead of
2344 df_set_bb_dirty for DEBUG_INSNs.
2346 2010-01-29 Richard Guenther <rguenther@suse.de>
2349 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
2350 quadratic behavior in most cases.
2352 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
2355 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
2356 in the call to gen_x86_movsicc_0_m1.
2358 2010-01-28 Richard Guenther <rguenther@suse.de>
2360 PR tree-optimization/42871
2361 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
2363 2010-01-28 Richard Guenther <rguenther@suse.de>
2365 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
2366 into call arguments.
2368 2010-01-28 Richard Guenther <rguenther@suse.de>
2371 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
2372 the forwarder if the destination is an EH landing pad.
2374 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
2376 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
2377 block list passed to gimple_duplicate_sese_tail.
2378 (parallelize_loops): Avoid parallelization when the function
2380 Avoid parallelization when the preheader is IRREDUCIBLE.
2381 Try to optimize when estimated_loop_iterations_int is unresolved.
2382 Add the loop's location to the dump file.
2383 * tree-cfg.c (add_phi_args_after_redirect): Remove.
2384 (gimple_duplicate_sese_tail): Remove the check for the latch.
2385 Redirect nexits to the exit block.
2386 Remove handling of the incoming edges to the latch.
2387 Redirect the backedge from the copied latch to the exit bb.
2389 2010-01-28 Michael Matz <matz@suse.de>
2392 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
2393 Wrap force_reg into a sequence, emit it before user.
2395 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
2397 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
2399 (arm_legacy_rev): Likewise.
2400 (thumb_legacy_rev): Likewise.
2402 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2404 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
2405 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
2406 on MEM's address failed, try avoid_constant_pool_reference and
2407 recurse if it returned something different.
2408 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
2409 address, try avoid_constant_pool_reference and recurse if it
2410 returned something different.
2411 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
2412 address and avoid_constant_pool_reference returned something
2413 different, don't set have_address.
2415 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
2418 * var-tracking.c (val_store): Add modified argument, obey it.
2420 (count_uses): Move down logging of main.
2421 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
2422 don't need resolution.
2423 (emit_notes_in_bb): Likewise.
2425 2010-01-27 Richard Guenther <rguenther@suse.de>
2428 * tree-inline.c (remap_decl): Delay remapping of SSA name
2429 default definitions until we need them.
2431 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2433 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2434 (rs6000_delegitimize_address): New function.
2436 * config/s390/s390.c (s390_delegitimize_address): Call
2437 delegitimize_mem_from_attrs.
2440 * tree-inline.c (cannot_copy_type_1): Removed.
2441 (copy_forbidden): Don't forbid copying of functions containing
2442 records/unions with variable length fields.
2444 2010-01-27 Christian Bruel <christian.bruel@st.com>
2448 * config/sh/sh.c (find_barrier): Increase length for non delayed
2449 conditional branches.
2451 2010-01-27 Matthias Klose <doko@ubuntu.com>
2453 * configure.ac (gnu-unique-object): Fix ldd version check.
2454 * configure: Regenerate.
2456 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2458 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
2460 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
2461 Test for HAVE_GNU_AS value.
2463 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2465 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
2466 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
2467 INT64_TYPE): Define.
2468 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
2469 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2470 INT_LEAST64_TYPE): Define.
2471 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
2472 UINT_LEAST64_TYPE): Define.
2473 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
2474 INT_FAST64_TYPE): Define.
2475 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2476 UINT_FAST64_TYPE): Define.
2477 (INTMAX_TYPE, UINTMAX_TYPE): Define.
2478 (INTPTR_TYPE, UINTPTR_TYPE): Define.
2479 (SIG_ATOMIC_TYPE): Define.
2481 2010-01-26 Richard Guenther <rguenther@suse.de>
2483 * df-scan.c (df_scan_set_bb_info): Remove assert.
2484 (df_insn_rescan_debug_internal): Merge asserts.
2485 (df_install_ref): Likewise.
2486 (df_mark_reg): Use bitmap_set_range.
2487 (df_hard_reg_used_p): Remove assert.
2488 (df_hard_reg_used_count): Likewise.
2490 2010-01-26 Richard Guenther <rguenther@suse.de>
2492 PR rtl-optimization/42685
2493 * web.c (web_main): Ignore DEBUG_INSNs.
2495 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
2497 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
2499 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
2500 Fix types of fndecl and arglist parameters.
2502 2010-01-26 Richard Guenther <rguenther@suse.de>
2505 * tree-eh.c (unsplit_eh): Skip debug insns.
2507 2010-01-26 Richard Guenther <rguenther@suse.de>
2509 PR tree-optimization/42250
2510 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
2512 2010-01-26 Jakub Jelinek <jakub@redhat.com>
2515 * omp-low.c (expand_omp_sections): Only use single_pred if
2516 l2_bb is single_pred_p.
2518 2010-01-25 Christian Bruel <christian.bruel@st.com>
2521 * config/sh/sh.c (find_barrier): Increase length for non delayed
2522 conditional branches.
2523 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
2525 2010-01-24 David S. Miller <davem@davemloft.net>
2527 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
2528 define if not using GAS.
2529 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2530 Likewise. Delete SECTION_MERGE code, which is only applicable
2533 2010-01-24 Mark Mitchell <mark@codesourcery.com>
2536 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
2537 mangling of va_list in system headers.
2539 2010-01-23 Toon Moene <toon@moene.org>
2541 * tree-predcom.c (combine_chains): Return NULL, not false.
2543 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
2545 * tree-loop-distribution.c (distribute_loop): Fix declaration and
2546 initialization of variable res to agree with return type.
2548 2010-01-22 Steve Ellcey <sje@cup.hp.com>
2550 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
2551 * tree-sra.c: Add include of expr.h.
2553 2010-01-22 Jakub Jelinek <jakub@redhat.com>
2555 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
2556 insert the debug stmt on the single non-EH edge from the stmt.
2558 2010-01-22 Richard Henderson <rth@redhat.com>
2561 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
2562 the RHS until after generate_subtree_copies has insertted its
2563 code before the current statement.
2565 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
2567 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
2569 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
2571 2010-01-21 Martin Jambor <mjambor@suse.cz>
2573 PR tree-optimization/42585
2574 * tree-sra.c (struct access): New field grp_total_scalarization.
2575 (dump_access): Dump the new field.
2576 (should_scalarize_away_bitmap): New variable.
2577 (cannot_scalarize_away_bitmap): Likewise.
2578 (sra_initialize): Allocate new bitmaps.
2579 (sra_deinitialize): Free new bitmaps.
2580 (create_access_1): New function.
2581 (create_access): Parts moved to create_access_1.
2582 (type_consists_of_records_p): New function.
2583 (completely_scalarize_record): Likewise.
2584 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
2585 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
2586 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
2588 (analyze_all_variable_accesses): Completely scalarize small eligible
2591 2010-01-21 Martin Jambor <mjambor@suse.cz>
2593 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
2595 2010-01-21 Andrew Haley <aph@redhat.com>
2597 * gcc.c (process_command): Move lang_specific_driver before
2598 setting cc_libexec_prefix.
2600 2010-01-21 Richard Guenther <rguenther@suse.de>
2603 * fold-const.c (negate_expr_p): Pretend only negative
2604 real constants are easily negatable.
2606 2010-01-20 Janis Johnson <janis187@us.ibm.com>
2607 Jason Merrill <jason@redhat.com>
2609 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
2610 (TYPE_TRANSPARENT_AGGR): this, for union and record.
2611 * calls.c (initialize argument_information): Handle it.
2612 * c-common.c (handle_transparent_union_attribute): Use new name.
2613 * c-decl.c (finish_struct): Ditto.
2614 * c-typeck.c (type_lists_compatible_p): Ditto.
2615 (convert_for_assignment): Use new name and also handle record.
2616 * function.c (aggregate_value_p): Handle it.
2617 (pass_by_reference): Ditto.
2618 (assign_parm_data_types): Ditto.
2619 * print-tree.c (print_node): Ditto.
2620 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
2621 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
2622 * tree.c (first_field): New fn.
2624 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
2627 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
2628 even when linking statically, for now.
2630 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2633 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
2634 without a cselib val.
2635 (count_uses): Accept MO_VAL_SET with no val on stores.
2636 (add_stores): Likewise.
2638 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2640 * var-tracking.c (check_value_val): Add a compile time assertion.
2641 (dv_is_decl_p): Simplify.
2642 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
2643 gcc_assert if ENABLE_CHECKING.
2645 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2648 * var-tracking.c: Include tree-flow.h.
2649 (mem_dies_at_call): New.
2650 (dataflow_set_preserve_mem_locs): Use it.
2651 (dataflow_set_remove_mem_locs): Likewise.
2652 (dump_var): Renamed from dump_variable. Adjust all callers.
2653 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
2654 * Makefile.in (var-tracking.o): Adjust deps.
2656 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
2658 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
2660 2010-01-20 Richard Guenther <rguenther@suse.de>
2662 PR tree-optimization/42717
2663 * tree-ssa-dce.c (get_live_post_dom): Remove.
2664 (forward_edge_to_pdom): Take an arbitrary edge to copy
2665 degenerate PHI args from.
2666 (remove_dead_stmt): Use the first post-dominator even if it
2667 does not contain live statements as redirection destination.
2669 2010-01-20 Richard Guenther <rguenther@suse.de>
2671 * tree-inline.c (estimate_num_insns): Handle EH builtins.
2673 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2675 * sel-sched.c (create_speculation_check): Remove set but not used
2677 (try_transformation_cache): Remove set but not used variable ds.
2678 (calculate_privileged_insns): Remove set but not used variables
2679 cur_insn and min_spec_insn.
2680 (find_best_expr): Remove set but not used variable avail_n.
2681 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
2683 * cgraphunit.c (assemble_thunk): Remove set but not used variable
2685 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
2686 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
2689 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
2692 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
2693 cpu types. Add support for *-sse3 cpu types.
2694 (x86_64-*-*): Ditto.
2696 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2699 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
2700 argument, call initializer_constant_valid_p_1 instead of
2701 initializer_constant_valid_p, pass CACHE to it, return NULL
2702 immediately if first call returns NULL.
2703 (initializer_constant_valid_p_1): New function.
2704 (initializer_constant_valid_p): Use it.
2706 2010-01-20 Thomas Quinot <quinot@adacore.com>
2708 * tree.def (PLACEHOLDER_EXPR): Fix comment.
2710 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2712 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
2713 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
2714 (loc_list_from_tree): Don't handle unsigned division. Handle
2715 signed modulo using DW_OP_{over,over,div,mul,minus}.
2716 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
2717 modulo instead of signed.
2719 2010-01-20 DJ Delorie <dj@redhat.com>
2721 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
2723 (h8300_emit_stack_adjustment): Propogate it.
2725 (h8300_expand_prologue): Likewise.
2726 (h8300_expand_epilogue): Likewise.
2728 2010-01-19 Michael Matz <matz@suse.de>
2730 PR tree-optimization/41783
2731 * tree-data-ref.c (toplevel): Include flags.h.
2732 (dump_data_dependence_relation): Also dump the inputs if the
2733 result will be unknown.
2734 (split_constant_offset_1): Look through some conversions.
2735 * tree-predcom.c (determine_roots_comp): Restart a new chain if
2736 the offset from last element is too large.
2737 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
2738 (reassociate_to_the_same_stmt): Handle vector registers.
2739 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
2741 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
2742 wide_prolog_niters argument, emit widening instructions.
2743 (vect_do_peeling_for_alignment): Adjust caller, use widened
2744 variant of the iteration cound.
2745 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
2747 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2750 * config/arm/neon-testgen.m (emit_automatics): New parameter
2751 features. Adjust for Fixed_return_reg feature.
2752 (test_intrinsic): Call emit_automatics with new feature.
2753 * config/arm/neon.ml: Update copyright years.
2754 (features): New Fixed_return_reg feature.
2755 (ops): Update feature for Vget_low.
2757 2010-01-19 Jakub Jelinek <jakub@redhat.com>
2759 PR tree-optimization/42719
2760 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
2764 * fwprop.c (all_uses_available_at): Return false if def_set dest
2765 is a REG that is used in def_insn.
2767 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
2769 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
2771 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
2774 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
2776 * target.h (struct gcc_target) <secondary_reload>: Change type
2777 of last argument to secondary_reload_info *.
2779 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
2782 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
2783 memory references with unaligned offsets. Remove CQImode handling.
2784 (unaligned_memory_operand): Return 1 for memory references with
2785 unaligned offsets. Remove CQImode handling.
2787 2010-01-18 Richard Guenther <rguenther@suse.de>
2790 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
2793 2010-01-18 Richard Guenther <rguenther@suse.de>
2795 PR tree-optimization/42781
2796 * tree-ssa-structalias.c (find_what_var_points_to): Skip
2797 restrict processing only if the original variable was artificial.
2799 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
2801 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
2802 find number of popped argument bytes.
2804 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
2805 Fix the text that describes the return value for invalid insns.
2807 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
2809 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
2810 Clarify what 'cost of the -dependence' is. Fix quoting.
2812 * toplev.c (default_get_pch_validity): Rename argument to "sz".
2813 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
2815 2010-01-17 Jakub Jelinek <jakub@redhat.com>
2817 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2818 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
2820 2010-01-17 Richard Guenther <rguenther@suse.de>
2823 * function.c (split_complex_args): Take a VEC to modify.
2824 (assign_parms_augmented_arg_list): Build a VEC instead of
2825 a chain of PARM_DECLs.
2826 (assign_parms_unsplit_complex): Take a VEC of arguments.
2827 Do not fixup unmodified parms.
2828 (assign_parms): Deal with the VEC.
2829 (gimplify_parameters): Likewise.
2831 2010-01-17 Richard Guenther <rguenther@suse.de>
2833 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
2834 node existence check.
2835 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
2836 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
2837 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
2838 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
2839 (gimple_execute_on_growing_pred): Likewise.
2841 2010-01-17 Richard Guenther <rguenther@suse.de>
2843 PR tree-optimization/42773
2844 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
2845 (compute_antic_aux): Likewise.
2846 (compute_partial_antic_aux): Likewise.
2848 2010-01-17 Jie Zhang <jie.zhang@analog.com>
2851 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
2854 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
2856 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
2859 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
2860 Fix markup for strict argument.
2862 (TARGET_SCHED_REORDER2): Fix argument types.
2864 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
2865 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
2867 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
2868 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
2870 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
2873 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
2874 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
2875 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
2876 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
2877 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
2879 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
2881 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
2883 (TARGET_ASM_RELOC_RW_MASK): Add return type.
2884 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
2886 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
2888 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
2891 (TARGET_ASM_NAMED_SECTION): Fix argument list.
2893 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
2894 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
2896 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
2898 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
2900 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
2901 referring to it. Fix language.
2903 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
2905 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
2907 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
2909 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
2911 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
2912 '@var{stream}. Remove stray 'and'.
2914 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
2916 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
2918 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
2920 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
2921 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
2923 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
2924 Fix description of return value.
2925 Rename argument "sz" to "len."
2927 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
2928 Clarify meaning of 'true' return value.
2930 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
2932 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
2933 rep_mode versus mode_rep.
2935 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
2937 (TARGET_BUILTIN_DECL): Fix name.
2939 (TARGET_COMMUTATIVE_P): Fix type of first argument.
2941 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
2943 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
2945 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
2947 (TARGET_RELAXED_ORDERING): Use @deftypevr.
2949 (TARGET_GET_DRAP_RTX): Note that this is a hook.
2952 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
2953 Rename argument tm_fn to md_fn.
2955 (TARGET_OPTION_PRINT): Fix argument list.
2957 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
2960 * config/i386/i386.c (ix86_fixup_binary_operands):
2961 Revert FMA4 fixup of operands.
2963 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2966 * Makefile.in (write_entries_to_file, install-plugin):
2967 Use \012 instead of \n with tr.
2969 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
2971 * configure.ac (HAVE_AS_REF): New C macro.
2972 * configure: Regenerate.
2973 * config.in: Likewise.
2974 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
2976 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
2979 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
2981 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
2983 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
2985 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
2987 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
2989 (TARGET_IN_SMALL_DATA_P): Fix argument type.
2991 (TARGET_BINDS_LOCAL_P): Fix argument type.
2993 (TARGET_ASM_FILE_END): Use prototype.
2995 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
2997 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
2999 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
3001 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
3003 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
3004 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
3006 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
3007 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
3009 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
3010 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
3011 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
3012 (TARGET_ADDR_SPACE_CONVERT): Likewise.
3014 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
3016 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
3018 (TARGET_INIT_BUILTINS): Use prototype.
3020 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3021 Put 'const char *' in braces. Fix parameter types.
3022 (TARGET_INVALID_CONVERSION): Fix parameter types.
3023 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
3024 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
3026 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
3029 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
3031 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
3033 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
3035 * doc/tm.texi (TARGET_HELP): Fix return type.
3037 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
3038 in braces. Fix argument types.
3040 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
3042 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
3044 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
3046 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
3047 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
3049 (TARGET_MANGLE_TYPE): Fix argument types.
3051 (TARGET_IRA_COVER_CLASSES): Use prototype.
3053 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
3055 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
3057 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
3059 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
3061 (TARGET_CALLEE_COPIES): Fix argument types.
3063 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
3065 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
3067 (TARGET_FUNCTION_VALUE): Fix argument types.
3069 (TARGET_RETURN_IN_MSB): Fix argument type.
3071 (TARGET_RETURN_IN_MEMORY): Fix argument types.
3073 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
3075 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
3077 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
3078 agree with return type.
3080 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
3082 2010-01-15 Jing Yu <jingyu@google.com>
3084 PR rtl-optimization/42691
3085 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
3086 a pseudo to a constant and are merged, and adjust comments.
3088 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
3090 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
3092 2010-01-15 Richard Guenther <rguenther@suse.de>
3095 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
3096 labels of computed or non-local gotos to the destination.
3097 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
3098 landing pad label is the first label.
3100 2010-01-15 Richard Guenther <rguenther@suse.de>
3102 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
3104 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3107 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
3108 to allow generation of the xssqrtdp instruction on power7.
3109 (sqrtdf2_fpr): Ditto.
3111 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3114 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
3115 functions with noreturn attribute.
3118 * varasm.c (declare_weak): Add weak attribute to decl if it
3119 doesn't have one already.
3120 (assemble_external): Only add decls to weak_decls if they also
3121 have weak attribute.
3123 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
3125 * var-tracking.c (var_reg_delete): Don't delete the association
3126 between REGs and values or one-part variables if the register
3129 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3132 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
3133 because its first operand is a non-localized variable.
3135 2010-01-14 Martin Jambor <mjambor@suse.cz>
3137 PR tree-optimization/42706
3138 * tree-sra.c (encountered_recursive_call): New variable.
3139 (encountered_unchangable_recursive_call): Likewise.
3140 (sra_initialize): Initialize both new variables.
3141 (callsite_has_enough_arguments_p): New function.
3142 (scan_function): Call decl and flags check only for IPA-SRA, check
3143 whether there is a recursive call and whether it has enough arguments.
3144 (all_callers_have_enough_arguments_p): New function.
3145 (convert_callers): Look for recursive calls only when
3146 encountered_recursive_call is set.
3147 (ipa_early_sra): Bail out either if
3148 !all_callers_have_enough_arguments_p or
3149 encountered_unchangable_recursive_call.
3151 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3153 * sel-sched.c: Add 2010 to copyright years.
3154 * sel-sched-ir.c: Likewise.
3155 * sel-sched-ir.h: Likewise.
3157 2010-01-14 Martin Jambor <mjambor@suse.cz>
3159 PR tree-optimization/42714
3160 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
3161 constructors specially.
3163 2010-01-14 Andi Kleen <ak@linux.intel.com>
3165 * config/i386/drivers-i386.c (detect_caches_intel):
3166 Add l2sizekb parameter and fill in.
3167 (host_detect_local_cpu): Add l2sizekb, fill in.
3168 Add Atom small cache heuristic.
3170 2010-01-14 Andi Kleen <ak@linux.intel.com>
3172 * config/i386/drivers-i386.c (detect_caches_cpuid4):
3173 Add level3 parameter and fill in.
3174 (detect_caches_intel): Handle level3 cache.
3176 2010-01-14 Andi Kleen <ak@linux.intel.com>
3178 * config/i386/drivers-i386.c (host_detect_local_cpu):
3179 Fix core duo detection.
3181 2010-01-14 Andi Kleen <ak@linux.intel.com>
3183 * config/i386/drivers-i386.c (host_detect_local_cpu):
3186 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3188 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
3189 (rs6000_variable_issue_1): this. Use...
3190 (rs6000_variable_issue): here. Reimplement. Print debug info.
3192 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3194 * sel-sched-ir.c (sel_restore_other_notes): Rename to
3195 sel_restore_notes. Update all callers. Call reemit_notes
3198 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3200 PR rtl-optimization/42246
3201 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
3204 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3206 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
3207 all successors is the same as number of successors in current region.
3209 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3211 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
3212 to rename is not separable. Otherwise check that its LHS is not NULL.
3214 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3216 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
3218 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3220 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
3221 available registers when failed to discover LHS register class.
3222 Fix indentation. Update comment.
3224 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3225 Alexander Monakov <amonakov@ispras.ru>
3227 PR rtl-optimization/42389
3228 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
3230 (advance_state_on_fence): Likewise.
3231 (sel_target_adjust_priority): Print debug output only when
3232 sched_verbose >= 4, not 2.
3233 (get_expr_cost): Do not issue all unique insns on the next cycle.
3234 (fill_insns): Initialize can_issue_more from the value saved
3236 * sel-sched-ir.c (flist_add): New parameter issue_more.
3237 Init FENCE_ISSUE_MORE with it.
3238 (merge_fences): Likewise.
3239 (init_fences): Update call to flist_add.
3240 (add_to_fences, add_clean_fence_to_fences)
3241 (add_dirty_fence_to_fences): Likewise.
3242 (move_fence_to_fences): Update call to merge_fences.
3243 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
3245 * sel-sched-ir.h (struct _fence): New field issue_more.
3246 (FENCE_ISSUE_MORE): New accessor macro.
3248 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3250 PR rtl-optimization/42388
3251 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
3252 that have no predecessors nor successors. Do not call move_bb_info
3253 for empty blocks outside of current region.
3255 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3257 PR rtl-optimization/42294
3258 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
3259 * sel-sched.c (move_exprs_to_boundary): Transitively add all
3260 originators' originators.
3262 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3264 PR rtl-optimization/39453
3265 PR rtl-optimization/42246
3266 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
3268 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
3270 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3271 Alexander Monakov <amonakov@ispras.ru>
3274 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
3275 (maybe_tidy_empty_bb): ... here. Make static. Add new
3276 argument. Update all callers.
3277 (tidy_control_flow): ... and here. Recompute topological order
3278 of basic blocks in region if necessary.
3279 (sel_redirect_edge_and_branch): Change return type. Return true
3280 if topological order might have been invalidated.
3281 (purge_empty_blocks): Export and move from...
3282 * sel-sched.c (purge_empty_blocks): ... here.
3283 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
3284 (maybe_tidy_empty_bb): Delete prototype.
3285 (purge_empty_blocks): Declare.
3287 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3289 PR rtl-optimization/42249
3290 * sel-sched.c (try_replace_dest_reg): When chosen register
3291 and original register is the same, do not bail out early, but
3292 still check all original insns for validity of replacing destination
3293 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
3296 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3299 Port from no-undefined-overflow branch:
3300 2009-03-09 Richard Guenther <rguenther@suse.de>
3302 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
3304 2010-01-14 Richard Guenther <rguenther@suse.de>
3307 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
3309 2010-01-14 Ira Rosen <irar@il.ibm.com>
3311 PR tree-optimization/42709
3312 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
3313 as scalar type in creation of constant vector operand.
3315 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3318 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
3319 (check-parallel-%): Match `testsuite' directory component only
3322 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
3324 PR translation/39521
3325 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
3328 2010-01-13 Richard Guenther <rguenther@suse.de>
3330 PR tree-optimization/42730
3331 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
3334 2010-01-13 Steve Ellcey <sje@cup.hp.com>
3337 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
3338 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
3341 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
3343 * config/bfin/libgcc-bfin.ver: Regenerate based on current
3344 libgcc-std.ver. Add entries for ___smulsi3_highpart and
3345 ___umulsi3_highpart.
3347 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
3348 rather than schedule_insns if the pass is enabled.
3350 2010-01-13 Martin Jambor <mjambor@suse.cz>
3352 PR tree-optimization/42704
3353 * tree-sra.c (sra_modify_assign): Do not delete assignments to
3356 2010-01-13 Martin Jambor <mjambor@suse.cz>
3358 PR tree-optimization/42703
3359 * tree-sra.c (analyze_access_subtree): Check that we can build a
3360 reference to the original data within the aggregate.
3362 2010-01-13 Richard Guenther <rguenther@suse.de>
3364 PR tree-optimization/42705
3365 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
3367 2010-01-13 Richard Guenther <rguenther@suse.de>
3370 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
3372 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3375 * var-tracking.c (values_to_unmark): New variable.
3376 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3377 values_to_unmark vector. Moved body to...
3378 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3379 instead queue it into values_to_unmark vector.
3380 (vt_find_locations): Free values_to_unmark vector.
3382 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
3384 * config/s390/s390.c (override_options): Set
3385 default of max-pending-list-length to 256
3387 2010-01-13 Richard Guenther <rguenther@suse.de>
3390 * tree-pass.h (PROP_gimple_lcx): New.
3391 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
3392 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
3393 before the final cleanup_eh.
3394 (dump_properties): Dump PROP_gimple_lcx.
3395 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
3396 (tree_lower_complex_O0): Remove.
3397 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
3398 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
3399 tree_lower_complex, schedule TODO_update_ssa.
3400 * lto-streamer-out.c (output_function): Stream the functions
3402 * lto-streamer-in.c (input_function): Likewise.
3403 (lto_read_body): Do not override them here.
3405 2010-01-12 Joseph Myers <joseph@codesourcery.com>
3408 * c-typeck.c (build_c_cast): Fold value cast to union type before
3409 wrapping it in a CONSTRUCTOR.
3411 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3413 PR rtl-optimization/42699
3414 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
3417 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3419 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3420 SUBTARGET_WARN_UNUSED_SPEC): Move ...
3421 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3422 SUBTARGET_WARN_UNUSED_SPEC): ... here
3423 * config/mips/iris5.h (LIBGCC_SPEC): Define.
3425 2010-01-12 Julian Brown <julian@codesourcery.com>
3427 * config/arm/neon-schedgen.ml (Utils): Don't try to
3428 open missing module.
3429 (find_with_result): New.
3431 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3434 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
3435 sharing when canonicalizing ({lt,ge}u (plus a b) b).
3437 PR tree-optimization/42645
3438 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
3439 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
3440 decl_map, set processing_debug_stmt to -1 and return name without
3443 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
3445 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
3446 binutils version, and reword target configuration description.
3448 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3450 * config/avr/avr.h (LINKER_NAME): Remove.
3452 2010-01-11 Janis Johnson <janis187@us.ibm.com>
3455 * config/rs6000/rs6000.c (rs6000_override_options): On targets
3456 that support VSX, warn for -mno-altivec if vsx is not disabled,
3459 2010-01-11 Joseph Myers <joseph@codesourcery.com>
3460 Shujing Zhao <pearly.zhao@oracle.com>
3462 PR translation/42469
3463 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
3464 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
3465 character between option name and help text.
3466 * c.opt (imultilib): Likewise.
3468 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
3470 * lto-streamer-out.c (output_unreferenced_globals): Output static
3473 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
3475 PR rtl-optimization/42621
3476 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
3477 optimizing for size.
3478 (duplicate_computed_gotos): Remove now-redundant check.
3480 2010-01-10 Steve Ellcey <sje@cup.hp.com>
3483 * configure.ac: Save and restore LDFLAGS and LIBS
3484 * configure: Regenerate.
3486 2010-01-10 Richard Guenther <rguenther@suse.de>
3489 * builtins.c (fold_builtin_strlen): Add type argument and
3490 convert the resulting length to it.
3491 (fold_builtin_1): Adjust.
3493 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3495 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
3496 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
3498 (num_insns_constant_wide): Adjust for that change.
3500 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3503 * web.c (union_defs): Add used argument, to combine uses of
3505 (entry_register): Adjust type and tests of used argument.
3506 (web_main): Widen used for new use. Pass it to union_defs.
3507 * df.h (union_defs): Adjust prototype.
3509 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3512 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
3513 uses in new incoming argument. Free body.
3514 (reset_debug_uses_in_loop): New.
3515 (analyze_insn_to_expand_var): Call the latter if the former found
3516 anything. Fix whitespace. Reject invalid dest overlaps before
3517 going through all insns in the loop.
3519 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3522 * haifa-sched.c (dying_use_p): Debug insns don't count.
3524 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3527 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
3528 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
3529 (verify_gimple_call): Reject LHS in noreturn calls.
3531 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3535 * tree-vect-loop-manip.c (adjust_info): New type.
3536 (adjust_vec): New pointer to vector.
3537 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
3538 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
3539 (slpeel_update_phis_for_duplicate_loop): Use them.
3540 (slpeel_update_phi_nodes_for_guard1): Likewise.
3541 (slpeel_update_phi_nodes_for_guard2): Likewise.
3542 (slpeel_tree_peel_loop_to_edge): Likewise.
3543 (vect_update_ivs_after_vectorizer): Likewise.
3545 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3547 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
3548 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3550 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3552 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
3553 bogus uninitialized warning.
3555 2010-01-09 Richard Guenther <rguenther@suse.de>
3558 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
3559 the evolution is compatible with the initial condition.
3561 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3563 * gcc.c (process_command): Update copyright notice dates.
3564 * gcov.c (print_version): Likewise.
3565 * gcov-dump.c (print_version): Likewise.
3566 * mips-tfile.c (main): Likewise.
3567 * mips-tdump.c (main): Likewise.
3569 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3572 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
3574 (rotlhi3_8): Delete.
3576 (rotlsi3_8): Delete.
3577 (rotlsi3_16): Delete.
3578 (rotlsi3_24): Delete.
3580 (*rotw<mode>3): New.
3581 (*rotb<mode>3): New.
3582 * config/avr/avr.c (avr_rotate_bytes): New function.
3583 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
3585 2010-01-08 Steve Ellcey <sje@cup.hp.com>
3588 * configure.ac: Modify -rdynamic check.
3589 * configure: Regenerate.
3591 2010-01-08 DJ Delorie <dj@redhat.com>
3593 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
3594 register popping order.
3596 2010-01-08 Richard Guenther <rguenther@suse.de>
3599 * c.opt (fsigned-char): Also let LTO handle this option.
3600 (funsigned-char): Likewise.
3602 2010-01-07 Richard Guenther <rguenther@suse.de>
3604 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
3605 (gimple_op): Likewise.
3606 (gimple_op_ptr): Likewise.
3607 (gimple_assign_set_lhs): Remove gcc_assert.
3608 (gimple_assign_set_rhs1): Likewise.
3609 (gimple_assign_set_rhs2): Likewise.
3610 (gimple_call_set_lhs): Likewise.
3611 (gimple_call_set_fn): Likewise.
3612 (gimple_call_set_fndecl): Likewise.
3613 (gimple_call_fndecl): Likewise.
3614 (gimple_call_return_type): Likewise.
3615 (gimple_call_set_chain): Likewise.
3616 (gimple_call_num_args): Likewise.
3617 (gimple_call_set_arg): Likewise.
3618 (gimple_cond_set_code): Likewise.
3619 (gimple_cond_set_lhs): Likewise.
3620 (gimple_cond_set_rhs): Likewise.
3621 (gimple_cond_set_true_label): Likewise.
3622 (gimple_cond_set_false_label): Likewise.
3623 (gimple_label_set_label): Likewise.
3624 (gimple_goto_set_dest): Likewise.
3625 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
3626 (gimple_debug_bind_get_value): Likewise.
3627 (gimple_debug_bind_get_value_ptr): Likewise.
3628 (gimple_debug_bind_set_var): Likewise.
3629 (gimple_debug_bind_set_value): Likewise.
3630 (gimple_debug_bind_reset_value): Likewise.
3631 (gimple_debug_bind_has_value_p): Likewise.
3632 (gimple_return_retval_ptr): Remove gcc_assert.
3633 (gimple_return_retval): Likewise.
3634 (gimple_return_set_retval): Likewise.
3635 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
3636 (safe_referenced_var_iterator): Remove.
3637 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
3638 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
3639 (fill_referenced_var_vec): Remove.
3640 (first_readonly_imm_use): Remove redundant gcc_assert.
3641 (phi_arg_index_from_use): Combine gcc_asserts.
3642 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
3643 (first_imm_use_stmt): Remove redundant gcc_assert.
3644 * tree-cfg.c (verify_gimple_call): Verify function and chain
3645 operands. Verify arguments.
3646 (verify_types_in_gimple_stmt): Verify condition code and labels.
3648 2010-01-07 Richard Guenther <rguenther@suse.de>
3650 PR tree-optimization/42641
3651 * sese.c (rename_map_elt_info): Use the SSA name version, do
3654 2010-01-07 Jakub Jelinek <jakub@redhat.com>
3656 PR tree-optimization/42625
3657 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
3658 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
3660 2010-01-07 Duncan Sands <baldrick@free.fr>
3662 * Makefile.in (PLUGIN_HEADERS): Add version.h.
3664 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
3667 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
3668 note itself is not function_invariant_p.
3670 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
3672 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
3673 Do not add the DF_NOTE problem.
3674 * store-motion.c (execute_rtl_store_motion): Likewise.
3676 2010-01-07 Martin Jambor <mjambor@suse.cz>
3678 PR tree-optimization/42157
3679 * tree-sra.c (compare_access_positions): Stabilize sort if both
3680 accesses have integer types, return zero immediately if they are the
3683 2010-01-06 Richard Henderson <rth@redhat.com>
3686 * haifa-sched.c (add_to_note_list): Merge into ...
3687 (concat_note_lists): ... here, and ...
3688 (unlink_other_notes, rm_other_notes): Merge into...
3689 (remove_notes): ... here. Create REG_SAVE_NOTEs for
3690 NOTE_INSN_EPILOGUE_BEG.
3692 2010-01-06 Richard Guenther <rguenther@suse.de>
3694 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
3695 not inline regular functions into always-inline functions.
3697 2010-01-06 Nick Clifton <nickc@redhat.com>
3699 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
3700 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
3702 (OVERRIDE_OPTIONS): Delete.
3703 (OPTIMIZATION_OPTIONS): Define.
3704 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
3705 * config/rx/rx.c (rx_handle_option): Issue an error message if
3706 -mcpu=rx200 and -fpu are used together.
3707 (rx_set_optimization_options): New function. Issue an error
3708 message if an optimization attribute attempts to reset the FPU/
3709 math optimization pairing.
3710 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
3711 * config/rx/rx.opt: Set the default to 32-bit doubles.
3712 * config/rx/t-rx: Add multilibs for -nofpu option.
3713 * doc/invoke.texi: Update documentation of RX options.
3715 2010-01-06 Richard Guenther <rguenther@suse.de>
3717 * tree-ssa-pre.c (name_to_id): New global.
3718 (alloc_expression_id): Simplify SSA name handling.
3719 (lookup_expression_id): Likewise.
3720 (init_pre): Zero name_to_id.
3721 (fini_pre): Free it.
3723 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
3725 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
3727 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
3730 * config/i386/sse.md (smaxv2di3): New.
3731 (umaxv2di3): Likewise.
3732 (sminv2di3): Likewise.
3733 (uminv2di3): Likewise.
3735 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
3738 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
3739 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
3740 (legitimize_tls_address): Likewise.
3741 (sparc_tls_referenced_p): Likewise.
3742 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
3743 and adjust calls to legitimize_pic_address.
3744 (legitimate_constant_p) Use sparc_tls_referenced_p.
3745 (legitimate_pic_operand_p): Likewise.
3746 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
3747 (sparc_tls_symbol_ref_1): Delete.
3748 (sparc_tls_referenced_p): Make static, recognize specific patterns.
3749 (legitimize_tls_address): Make static, handle CONST patterns.
3750 (legitimize_pic_address): Make static, remove unused parameter and
3751 adjust recursive calls.
3752 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
3753 and adjust call to legitimize_pic_address.
3754 (sparc_output_mi_thunk): Likewise.
3756 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
3757 H.J. Lu <hongjiu.lu@intel.com>
3760 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
3761 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
3762 operands to make them signed.
3765 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3768 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3769 GTU to GT for V4SI and V2DI.
3771 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3772 (umin<mode>3): Removed.
3774 (uminv4si3): Likewise.
3776 2010-01-05 Martin Jambor <mjambor@suse.cz>
3778 PR tree-optimization/42462
3779 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
3780 current_function_decl to helper functions and macros.
3782 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3785 * flags.h: Don't include real.h.
3786 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
3787 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
3788 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
3789 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
3790 * dominance.c: Update copyright.
3791 * gimple.c (walk_gimple_op): Remove inline.
3792 * tree-ssa-reassoc.c: Include real.h.
3793 * Makefile.in (FLAGS_H): Remove $(REAL_H).
3794 (tree-ssa-reassoc.o): Depend on $(REAL_H).
3796 2010-01-05 Nick Clifton <nickc@redhat.com>
3798 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
3799 register to push into the stack frame when the accumulator has to
3800 be saved during interrupts.
3802 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
3804 * doc/invoke.texi: Remove the documentation about option
3806 * common.opt (Wunreachable-code): Preserved for backward
3808 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
3809 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
3810 the backward compatibility flag section.
3812 2010-01-05 Richard Guenther <rguenther@suse.de>
3814 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
3816 2010-01-05 Jakub Jelinek <jakub@redhat.com>
3819 * cfgexpand.c (expand_one_var): Diagnose too large variables.
3821 PR tree-optimization/42508
3822 * tree-sra.c (convert_callers): Check for recursive call
3823 by comparing cgraph nodes instead of decls.
3824 (modify_function): Call ipa_modify_formal_parameters also
3825 on all same_body aliases.
3827 * cgraphunit.c (cgraph_materialize_all_clones): Compare
3828 cgraph nodes when checking for same_body aliases.
3830 2010-01-05 Richard Guenther <rguenther@suse.de>
3832 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
3833 allocation and lookup.
3834 (get_or_alloc_expr_for_constant): Likewise.
3835 (phi_translate): Sink allocation.
3837 2010-01-04 Richard Guenther <rguenther@suse.de>
3839 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
3840 a new entry only if needed.
3841 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
3842 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
3844 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
3846 (phi_translate): Handle CONSTANTs early.
3848 2010-01-04 Martin Jambor <mjambor@suse.cz>
3850 PR tree-optimization/42398
3851 * tree-sra.c (struct access): Removed flag grp_different_types.
3852 (dump_access): Do not dump the removed flag.
3853 (sort_and_splice_var_accesses): Do not set the removed flag.
3854 (sra_modify_expr): Check for type compatibility directly.
3856 2010-01-04 Martin Jambor <mjambor@suse.cz>
3858 PR tree-optimization/42366
3859 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
3860 edges with variable number of parameters.
3861 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
3862 flag instead of asserting it.
3863 (ipa_read_node_info): Read uses_analysis_done flag.
3865 2010-01-04 Richard Guenther <rguenther@suse.de>
3867 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
3868 iterative_hash_* as intended.
3869 (vn_reference_compute_hash): Likewise. Simplify hashing
3871 (vn_reference_lookup_2): Likewise.
3872 (vn_nary_op_compute_hash): Likewise.
3873 (vn_phi_compute_hash): Likewise.
3874 (expressions_equal_p): Remove strange code.
3875 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
3876 (pre_expr_hash): Likewise. Simplify hashing SSA names.
3877 (bitmap_insert_into_set_1): Take value-id as parameter.
3878 (add_to_value): Pass it.
3879 (bitmap_insert_into_set): Likewise.
3880 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
3882 2010-01-04 Jakub Jelinek <jakub@redhat.com>
3885 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
3886 (do_self_spec): For switches with SWITCH_IGNORE set set also
3887 SWITCH_IGNORE_PERMANENTLY.
3888 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
3891 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
3893 * lto-streamer-out.c (output_unreferenced_globals): Output the full
3894 tree of an unreferenced global var.
3896 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3899 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3900 GTU to GT for V4SI and V2DI.
3902 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3903 (umin<mode>3): Removed.
3905 (uminv4si3): Likewise.
3907 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3910 * collect2.c (main): Turn on trace in collect2 if -v is passed
3913 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
3915 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
3916 description of expression operand.
3918 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
3920 * configure.ac: Add install-html to target_list for Make-hooks.
3921 * configure: Regenerate.
3922 * fortran/Make-lang.in (F95_HTMLFILES): New.
3923 (fortran.html): Use it.
3924 (fortran.install-html): New.
3925 * Makefile.in (install-html): Add lang.install-html.
3926 * java/Make-lang.in (JAVA_HTMLFILES): New.
3927 (java.html): Use it.
3928 (java.install-html): New.
3929 * objc/Make-lang.in (objc.install-html): New.
3930 * objcp/Make-lang.in (obj-c++.install-html): New.
3931 * cp/Make-lang.in (c++.install-html): New.
3932 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
3933 * lto/Make-lang.in (lto.install-html): New.
3935 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
3938 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
3940 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
3942 PR rtl-optimization/41862
3943 * store-motion.c (store_killed_in_insn, compute_store_table,
3944 remove_reachable_equiv_notes, replace_store_insn,
3945 build_store_vectors): Ignore all DEBUG_INSNs.
3947 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
3950 * common.opt: Add dumpdir.
3952 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
3954 (option_map): Add --dumpdir.
3956 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
3958 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
3960 * opts.c (decode_options): Try dump_dir_name first if
3961 dump_base_name isn't an absolute path.
3962 (common_handle_option): Handle OPT_dumpdir.
3964 * toplev.c (dump_dir_name): New.
3965 (print_switch_values): Also ignore -dumpdir.
3967 * toplev.h (dump_dir_name): New.
3969 2010-01-03 Richard Guenther <rguenther@suse.de>
3971 PR tree-optimization/42589
3972 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
3973 double-word expansion of bswap32.
3975 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
3977 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
3978 with BLOCK_FOR_INSN.
3979 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
3980 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
3981 noce_process_if_block): Likewise.
3982 * gcse.c (compute_local_properties, insert_expr_in_table,
3983 insert_set_in_table, canon_list_insert, find_avail_set,
3984 pre_insert_copy_insn): Likewise.
3986 * basic-block.h (BLOCK_NUM): Move from here...
3987 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
3989 2010-01-03 Richard Guenther <rguenther@suse.de>
3991 PR tree-optimization/42438
3992 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
3993 contains_may_not_return_call flag.
3994 (BB_MAY_NOTRETURN): New.
3995 (valid_in_sets): Trapping nary operations are not valid
3996 in blocks that may not return.
3997 (insert_into_preds_of_block): Remove check for trapping expressions.
3998 (compute_avail): Compute also BB_MAY_NOTRETURN.
4000 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
4002 * doc/invoke.texi: Add 2010 to copyright years.
4004 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
4006 * config/sparc/sparc.c: Fix formatting nits.
4008 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
4009 Alexander Monakov <amonakov@ispras.ru>
4011 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
4013 2010-01-02 Richard Guenther <rguenther@suse.de>
4016 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
4017 (simplify_switch_using_ranges): Mark to be removed edges
4020 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4022 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4024 * collect2.c (scan_libraries): Add missing argument in call to
4027 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
4030 * config/alpha/predicates.md (aligned_memory_operand): Return false
4032 (unaligned_memory_operand): Return true for CQImode.
4033 * config/alpha/alpha.c (get_aligned_mem): Assert that location
4034 doesn not cross aligned SImode word boundary.
4036 2010-01-02 Anatoly Sokolov <aesok@post.ru>
4038 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
4040 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
4041 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
4043 2010-01-02 Richard Guenther <rguenther@suse.de>
4046 * toplev.c (compile_file): Emit LTO marker properly. Change
4048 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
4050 2010-01-01 Richard Guenther <rguenther@suse.de>
4053 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
4055 2010-01-01 Richard Guenther <rguenther@suse.de>
4058 * c-decl.c (grokdeclarator): For zero-size arrays force
4059 structural equality checks as layout_type does.
4061 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4063 * builtins.c: Update copyright to 2010.
4065 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4068 * lto-streamer-out.c (produce_asm): Revert the last change.
4069 (copy_function): Likewise.
4071 * lto-streamer.c (lto_get_section_name): Skip any leading
4074 2010-01-01 Richard Guenther <rguenther@suse.de>
4077 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
4081 Copyright (C) 2010 Free Software Foundation, Inc.
4083 Copying and distribution of this file, with or without modification,
4084 are permitted in any medium without royalty provided the copyright
4085 notice and this notice are preserved.