1 2010-03-19 Bernd Schmidt <bernd.schmidt@codesourcery.com>
3 PR rtl-optimization/42258
4 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
5 use that may match DEF.
8 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
9 the cost of loading the constant rather than assuming
11 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
12 outer code is AND, do the same tests as the andsi3 expander and
13 return COSTS_N_INSNS (1) if and is cheap.
15 * optabs.c (avoid_expensive_constant): Fix formatting.
17 2010-03-19 Michael Matz <matz@suse.de>
20 * attribs.c (decl_attributes): When rebuilding a function pointer
21 type use the same qualifiers as the original pointer type.
23 2010-03-19 Martin Jambor <mjambor@suse.cz>
25 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
26 and is_gimple_ip_invariant_address.
28 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
31 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
33 * config/arm/arm.c (arm_override_options): Turn off
34 flag_dwarf2_cfi_asm for AAPCS variants.
36 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
39 * config/arm/arm.c (emit_multi_reg_push): Update comments.
40 Use PRE_MODIFY instead of PRE_DEC.
41 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
42 (vfp_emit_fstmd): Likewise.
44 2010-03-19 Michael Matz <matz@suse.de>
47 * builtins.c (expand_builtin_interclass_mathfn,
48 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
51 2010-03-19 Richard Guenther <rguenther@suse.de>
53 PR tree-optimization/43415
54 * tree-ssa-pre.c (phi_translate): Split out worker to ...
55 (phi_translate_1): ... this.
56 (phi_translate): Move all caching here. Cache all NARY
57 and REFERENCE translations.
59 2010-03-19 David S. Miller <davem@davemloft.net>
61 With help from Eric Botcazou.
62 * config/sparc/sparc.c: Include dwarf2out.h.
63 (emit_pic_helper): Delete.
64 (pic_helper_symbol_name): Delete.
65 (pic_helper_emitted_p): Delete.
66 (pic_helper_needed): New.
67 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
68 (get_pc_thunk_name): New.
69 (load_pic_register): Remove 'delay_pic_helper' arg. Use
70 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
71 Set pic_helper_needed to true. Don't call emit_pic_helper.
72 (sparc_expand_prologue): Update load_pic_register call.
73 (sparc_output_mi_thunk): Likewise.
74 (sparc_file_end): Emit a hidden comdat symbol for the PIC
75 thunk if possible. Output CFI information as needed.
77 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
78 Jack Howarth <howarth@bromo.med.uc.edu>
81 * config/i386/i386.h: Fix ABI on darwin x86-32.
83 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
85 * tree.h: Declare make_decl_rtl_for_debug.
86 * varasm.c (make_decl_rtl_for_debug): New.
87 * dwarf2out.c (rtl_for_decl_location): Call it.
88 * cfgexpand.c (expand_debug_expr): Call it.
90 2010-03-18 Jakub Jelinek <jakub@redhat.com>
93 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
97 * var-tracking.c (vt_init_cfa_base): Do nothing if
98 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed
101 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
104 * var-tracking.c (canonicalize_vars_star): New.
105 (dataflow_post_merge_adjust): Use it.
107 2010-03-18 Jakub Jelinek <jakub@redhat.com>
110 * var-tracking.c (non_suitable_const): New function.
111 (add_uses): For DEBUG_INSNs with constants, don't record any
112 value, instead just the constant value itself.
113 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
114 is not VAR_LOC_UNKNOWN_P, set var to the constant.
115 (emit_notes_in_bb): Likewise.
116 (emit_note_insn_var_location): For onepart variables if
117 cur_loc is a VOIDmode constant, use DECL_MODE.
119 2010-03-18 Martin Jambor <mjambor@suse.cz>
122 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
123 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
124 all non-clones. Moved call redirection...
125 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new
127 (cgraph_materialize_all_clones): Dispose of all
128 combined_args_to_skip bitmaps.
129 (verify_cgraph_node): Do not check for edges pointing to wrong
130 nodes in inline clones.
131 * tree-inline.c (copy_bb): Call
132 cgraph_redirect_edge_call_stmt_to_callee.
133 * ipa.c (cgraph_remove_unreachable_nodes): Call
134 cgraph_node_remove_callees even when there are used clones.
136 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
138 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
140 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
143 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
146 2010-03-18 Michael Matz <matz@suse.de>
149 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
150 into sqrt(x) if we need to preserve signed zeros.
152 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
153 Eric Botcazou <ebotcazou@adacore.com>
155 PR rtl-optimization/43360
156 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
157 note if we don't know its invariant status.
159 2010-03-18 Michael Matz <matz@suse.de>
161 PR tree-optimization/43402
162 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
163 PHI chains of ssa names registered for update.
165 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
168 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
169 non-offsettable and pre_modify update addressing.
170 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
171 and "2" alternatives "#".
172 (*movdd_softfloat32): Make all alternatives "#";
173 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
174 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
175 (*movdf_softfloat32): Make all alternatives "#";
176 (movdi): Use the new DIFD mode iterator to create a common splitter
177 for movdi, movdf and movdd patterns.
179 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
181 * common.opt (dumpdir): Remove redundant tab.
183 2010-03-17 Martin Jambor <mjambor@suse.cz>
185 PR tree-optimization/43347
186 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
187 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
189 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
191 PR rtl-optimization/42216
192 * regrename.c (create_new_chain): New function, broken out from...
193 (scan_rtx_reg): ... here. Call it. Handle the case where we are
194 appending a use to an empty chain.
195 (build_def_use): Remove previous changes that convert OP_INOUT to
196 OP_OUT operands; instead detect the case where an OP_INOUT operand
197 uses a previously untracked register and create an empty chain for
200 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
202 * doc/extend.texi (Function Attributes): Rewrite unfinished
203 sentence in ms_abi documentation.
205 2010-03-17 Alan Modra <amodra@gmail.com>
207 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
208 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
209 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
210 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
212 2010-03-16 Richard Henderson <rth@redhat.com>
215 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
216 (lower_try_finally): Save and restore eh_seq around the expansion
219 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
221 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
222 statements before splitting block.
224 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
226 * doc/sourcebuild.texi (Testsuites): Fix markup.
227 Use pathnames relative to gcc/testsuite.
228 (Test Directives): Move description of how timeout is determined.
229 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
230 (C Tests): Correct gcc.misc-tests directory.
231 Framework tests now live in gcc.test-framework.
233 2010-03-16 Richard Guenther <rguenther@suse.de>
236 * tree-cfg.c (gimple_merge_blocks): When propagating virtual
237 PHI operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI
240 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
241 Alexandre Oliva <aoliva@redhat.com>
243 PR tree-optimization/42917
244 * lambda-code.c (remove_iv): Skip debug statements.
245 (lambda_loopnest_to_gcc_loopnest): Likewise.
246 (not_interesting_stmt): Debug statements are not interesting.
248 2010-03-16 Jakub Jelinek <jakub@redhat.com>
252 * cselib.c (cselib_preserve_constants,
253 cfa_base_preserved_val): New static variables.
254 (preserve_only_constants): New function.
255 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
256 clear its REG_VALUES. If cselib_preserve_constants, don't
257 empty the whole hash table, but preserve there VALUEs with constants,
258 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
259 (cselib_preserve_cfa_base_value): New function.
260 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
261 (cselib_init): Change argument to int bitfield. Set
262 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
264 (cselib_finish): Clear cselib_preserve_constants and
265 cfa_base_preserved_val.
266 * cselib.h (enum cselib_record_what): New enum.
267 (cselib_init): Change argument to int.
268 (cselib_preserve_cfa_base_value): New prototype.
269 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
270 * dse.c (dse_step1): Likewise.
271 * cfgcleanup.c (thread_jump): Likewise.
272 * sched-deps.c (sched_analyze): Likewise.
273 * gcse.c (local_cprop_pass): Likewise.
274 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
275 If FN is non-NULL, call the callback always and whenever it returns
276 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
277 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
278 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
279 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
280 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
281 * var-tracking.c: Include recog.h.
282 (bb_stack_adjust_offset): Remove.
283 (vt_stack_adjustments): Don't call it, instead just gather the
284 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
285 (adjust_stack_reference): Remove.
286 (compute_cfa_pointer): New function.
287 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
288 (struct adjust_mem_data): New type.
289 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
291 (get_address_mode): New function.
292 (replace_expr_with_values): Use it.
293 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
294 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
295 (adjust_sets): Remove.
296 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
297 Use get_address_mode.
298 (get_adjusted_src): Remove.
299 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
300 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
301 (add_with_sets): Don't call adjust_sets.
302 (fp_setter, vt_init_cfa_base): New functions.
303 (vt_initialize): Change return type to bool. Move most of pool etc.
304 initialization to the beginning of the function from end. Pass
305 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
306 If !frame_pointer_needed, call vt_stack_adjustment before mos
307 vector is filled, call vt_init_cfa_base if argp/framep has been
308 eliminated to sp. If frame_pointer_needed and argp/framep has
309 been eliminated to hard frame pointer, set
310 hard_frame_pointer_adjustment and call vt_init_cfa_base after
311 encountering fp setter in the prologue. For MO_ADJUST, call
312 log_op_type before pusing the op into mos vector, not afterwards.
313 Call adjust_insn before cselib_process_insn/add_with_sets,
314 call cancel_changes (0) afterwards.
315 (variable_tracking_main_1): Adjust for vt_initialize calling
316 vt_stack_adjustments and returning whether it succeeded or not.
318 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
320 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
323 2010-03-15 Jakub Jelinek <jakub@redhat.com>
325 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
327 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
328 drap_reg has not been set.
330 2010-03-15 Michael Matz <matz@suse.de>
333 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
334 use it to expand block copies.
335 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
336 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
337 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
339 2010-03-15 Richard Guenther <rguenther@suse.de>
341 PR tree-optimization/43367
342 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
345 2010-03-15 Richard Guenther <rguenther@suse.de>
347 PR tree-optimization/43317
348 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
350 2010-03-15 Martin Jambor <mjambor@suse.cz>
352 PR tree-optimization/43141
353 * tree-sra.c (create_abstract_origin): New function.
354 (modify_function): Call create_abstract_origin.
356 2010-03-15 Chris Demetriou <cgd@google.com>
358 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
361 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
364 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
365 call insert_out_of_ssa_copy for default definitions.
367 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
369 * graphite-clast-to-gimple.c (my_long_long): Defined.
370 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
371 * graphite-sese-to-poly.c (my_long_long): Defined.
372 (scop_ivs_can_be_represented): Use it.
374 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
376 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
377 graphite-max-bbs-per-function, and loop-block-tile-size.
378 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
380 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
382 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
384 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
386 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
387 (add_upper_bounds_from_estimated_nit): New.
388 (build_loop_iteration_domains): Use it.
390 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
392 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
394 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
397 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
398 should be an INTEGER_CST. Also handle CASE_CONVERT.
400 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
402 * graphite.c (graphite_initialize): To bound the number of bbs per
403 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
404 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
405 * doc/invoke.texi: Document it.
407 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
409 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
410 * graphite-sese-to-poly.h (build_poly_scop): Same.
412 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
414 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
415 the number of parameters in the scop. Use as an upper bound
416 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
417 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
418 * doc/invoke.texi: Document it.
420 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
422 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
423 * doc/c-tree.texi: Remove.
424 * doc/generic.texi: Merge c-tree.texi here.
425 * doc/gccint.texi (Trees): Remove menu entry.
426 (c-tree.texi): Remove @include.
427 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
428 * doc/languages.texi (Reading RTL): Ditto.
430 2010-03-12 Steve Ellcey <sje@cup.hp.com>
433 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
435 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
438 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
439 code added to work around reload clobbering CONST insns.
441 2010-03-12 Jakub Jelinek <jakub@redhat.com>
443 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
444 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
445 (cselib_preserve_only_values): Remove retain argument, don't
446 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
447 * cselib.h (cselib_preserve_only_values): Remove retain argument.
448 * var-tracking.c (micro_operation): Move insn field before union.
449 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
450 (struct variable_tracking_info_def): Remove n_mos field, change
451 mos into a vector of micro_operations.
452 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
453 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
454 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
455 changing into a vector.
456 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
457 come before all other uops generated by add_stores.
458 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
460 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
461 a vector. Run just one pass over the bbs instead of separate counting
462 and computation phase.
463 (vt_finalize): Free VTI (bb)->mos vector instead of array.
466 * tree-inline.c (remap_decls): Put old_var rather than origin_var
467 into *nonlocalized_list vector.
468 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
469 even if origin is non-NULL.
470 (gen_variable_die): Likewise.
471 (process_scope_var): Don't change origin.
472 (gen_decl_die): Likewise.
473 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
474 before adding new edges instead of after it, fix moving over
477 2010-03-11 David S. Miller <davem@davemloft.net>
479 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
481 * configure: Rebuild.
483 2010-03-11 Martin Jambor <mjambor@suse.cz>
485 PR tree-optimization/43257
486 * tree.c (assign_assembler_name_if_neeeded): New function.
487 (free_lang_data_in_cgraph): Assembler name assignment moved to the
489 * tree.h (assign_assembler_name_if_neeeded): Declare.
490 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
491 the function if needed.
493 2010-03-11 Chris Demetriou <cgd@google.com>
495 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
496 include/stdint-gcc.h, and include/stdint.h world-readable.
498 2010-03-11 Richard Guenther <rguenther@suse.de>
500 PR tree-optimization/43255
501 * tree-vrp.c (process_assert_insertions_for): Do not insert
502 asserts for trivial conditions.
504 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
506 PR tree-optimization/43280
507 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
508 generation. Move calculation of size out of the if branch.
509 (find_bswap): Modify compare number generation.
511 2010-03-11 Richard Guenther <rguenther@suse.de>
514 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
515 (input_gimple_stmt): Fixup handled component types during
516 operand read. Also fix up decls in ADDR_EXPRs.
518 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
520 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
521 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
523 2010-03-10 Jan Hubicka <jh@suse.cz>
526 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
527 * varasm.c (get_variable_section): Don't do that here...
528 (make_decl_rtl): ... and here.
529 (do_assemble_alias): Produce decl RTL.
530 (assemble_alias): Likewise.
532 2010-03-10 Jakub Jelinek <jakub@redhat.com>
535 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
536 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
538 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
539 (based_loc_descr): Only express drap or vdrap regno based expressions
540 using DW_OP_fbreg when not optimizing.
541 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
542 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
543 REG_CFA_SET_VDRAP note.
545 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
547 PR tree-optimization/43236
548 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
549 error in calculation of base address in reverse iteration case.
550 (generate_builtin): Take number of latch executions if the statement
553 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
556 * tree-eh.c: Include pointer-set.h.
557 (lower_eh_dispatch): Filter out duplicate case labels and
558 remove the unneeded edge when the label is unused. Return
559 true when some edges are removed.
560 (execute_lower_eh_dispatch): When any lowering resulted in
561 removing an edge, also delete unreachable blocks.
563 2010-03-10 Jakub Jelinek <jakub@redhat.com>
566 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
567 UNSPEC_MACHOPIC_OFFSET.
569 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
572 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
573 (m68k_delegitimize_address): New function.
575 2010-03-09 Jakub Jelinek <jakub@redhat.com>
578 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
581 * var-tracking.c (adjust_sets): New function.
582 (count_with_sets, add_with_sets): Use it.
583 (get_adjusted_src): New inline function.
584 (add_stores): Use it.
587 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
588 call cselib_dummy_expand_value_rtx_cb instead of
589 cselib_expand_value_rtx_cb.
592 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
593 * config/i386/i386.c: Include debug.h and dwarf2out.h.
594 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
595 and .cfi_endproc around the pic thunks.
596 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
597 all queued unwind info register saves are saved before the call.
598 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
599 considered as sp-=4 for unwind info and the pop as sp+=4 which
600 also clobbers dest, but doesn't actually restore it.
603 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
606 2010-03-09 Jie Zhang <jie@codesourcery.com>
608 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
609 whitespaces in output template.
611 2010-03-09 Jie Zhang <jie@codesourcery.com>
613 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
616 2010-03-08 Jakub Jelinek <jakub@redhat.com>
618 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
619 builtins.exp in a separate job.
621 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
623 * graphite-sese-to-poly.c (add_param_constraints): Use
624 lower_bound_in_type and upper_bound_in_type.
626 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
628 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
629 instead of unsigned_type_node.
631 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
632 Reza Yazdani <reza.yazdani@amd.com>
635 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
636 on pointer type parameters.
638 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
642 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
643 handle conversions from pointer to integers.
644 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
645 induction variable, to be able to work with code generated by CLooG.
646 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
647 (build_poly_scop): Bail out if we cannot codegen a loop.
649 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
651 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
652 code generation with gloog_error.
654 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
656 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
657 Call fold_convert on all the returned values.
658 (expand_scalar_variables_expr): Pass to
659 expand_scalar_variables_ssa_name the type of the resulting expression.
661 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
663 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
664 ppl_min_for_le_pointset.
665 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
666 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
668 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
670 * graphite-dependences.c (map_into_dep_poly): Removed.
671 (dependence_polyhedron_1): Use combine_context_id_scat.
673 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
675 * graphite-poly.h (struct poly_scattering): Add layout documentation.
676 (struct poly_bb): Same.
677 (combine_context_id_scat): New.
679 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
682 * sese.c (name_defined_in_loop_p): Return false for default
685 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
687 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
688 and clean up the logic.
690 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
692 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
695 2010-03-08 Jakub Jelinek <jakub@redhat.com>
697 * var-tracking.c (remove_cselib_value_chains): Define only for
699 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
700 delete_slot_part, emit_notes_for_differences_1): Don't call
701 remove_cselib_value_chains here.
702 (set_slot_part, emit_notes_for_differences_2): Don't call
703 add_cselib_value_chains here.
704 (preserved_values): New vector.
705 (preserve_value): New function.
706 (add_uses, add_stores, vt_add_function_parameters): Use it
707 instead of cselib_preserve_value.
708 (changed_values_stack): New vector.
709 (check_changed_vars_0): New function.
710 (check_changed_vars_1, check_changed_vars_2): Use it.
711 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
712 changed_values_stack VALUEs.
713 (vt_emit_notes): For all preserved_values call
714 add_cselib_value_chains. If ENABLE_CHECKING call
715 remove_cselib_value_chains before verifying value_chains is empty.
716 Initialize and free changed_values_stack.
717 (vt_initialize): Initialize preserved_values.
718 (vt_finalize): Free preserved_values.
720 2010-03-08 Richard Guenther <rguenther@suse.de>
722 PR tree-optimization/43269
723 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
726 2010-03-08 Martin Jambor <mjambor@suse.cz>
728 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
729 (ipa_is_param_called): Removed.
730 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
731 (ipa_print_node_params): Do not print the called flag.
732 (ipa_write_node_info): Do not stream the called flag.
733 (ipa_read_node_info): Likewise.
735 2010-03-07 Jakub Jelinek <jakub@redhat.com>
738 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
739 * cselib.c (struct expand_value_data): Add dummy field.
740 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
742 (cselib_dummy_expand_value_rtx_cb): New function.
743 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
745 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
746 * var-tracking.c: Include pointer-set.h.
747 (variable): Change n_var_parts to char from int. Add
748 cur_loc_changed and in_changed_variables fields.
749 (variable_canonicalize): Remove.
750 (shared_var_p): New inline function.
751 (unshare_variable): Maintain cur_loc_changed and
752 in_changed_variables fields. If var was in changed_variables,
753 replace it there with new_var. Just copy cur_loc instead of
754 resetting it to something else.
755 (variable_union): Don't recompute cur_loc. Use shared_var_p.
756 (dataflow_set_union): Don't call variable_canonicalize.
757 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
758 of their DEBUG_EXPR_TREE_DECLs.
759 (canonicalize_loc_order_check): Verify that cur_loc is NULL
760 and in_changed_variables and cur_loc_changed is false.
761 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
762 and cur_loc_changed. Don't update cur_loc here.
763 (variable_merge_over_src): Don't call variable_canonicalize.
764 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
765 removing loc that is equal to cur_loc, clear cur_loc,
766 set cur_loc_changed and ensure variable_was_changed is called.
767 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
768 compare pointers in cur_loc check, if it is equal to loc,
769 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
770 (variable_different_p): Remove compare_current_location argument,
771 don't compare cur_loc.
772 (dataflow_set_different_1): Adjust variable_different_p caller.
773 (variable_was_changed): If dv had some var in changed_variables
774 already, reset in_changed_variables flag for it and propagate
775 cur_loc_changed over to the new variable. On empty var
776 always set cur_loc_changed. Set in_changed_variables on whatever
777 var is added to changed_variables.
778 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
779 Use shared_var_p. When removing loc that is equal to cur_loc,
780 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
781 end, don't set it to something else, just call variable_was_changed.
782 (delete_slot_part): Use shared_var_p. When cur_loc equals to
783 loc being removed, clear cur_loc and set cur_loc_changed.
784 Set cur_loc_changed if all locations have been removed.
785 (struct expand_loc_callback_data): New type.
786 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
787 allocated. Always create SUBREGs if simplify_subreg failed.
788 Prefer to use cur_loc, when that fails and still in
789 changed_variables (and seen first time) recompute it. Set
790 cur_loc_changed of variables which had to change cur_loc and
791 compute elcd->cur_loc_changed if any of the subexpressions used
792 had to change cur_loc.
793 (vt_expand_loc): Adjust to pass arguments in
794 expand_loc_callback_data structure.
795 (vt_expand_loc_dummy): New function.
796 (emitted_notes): New variable.
797 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
798 that weren't used for any other decl in current
799 emit_notes_for_changes call call vt_expand_loc_dummy to update
800 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
801 first loc_chain location if NULL before. Always use just
802 cur_loc instead of first loc_chain location. When cur_loc_changed
803 is false, when not --enable-checking=rtl just don't emit any note.
804 When rtl checking, compute the note and assert it is the same
805 as previous note. Clear cur_loc_changed and in_changed_variables
806 at the end before removing from changed_variables.
807 (check_changed_vars_3): New function.
808 (emit_notes_for_changes): Traverse changed_vars to call
809 check_changed_vars_3 on each changed var.
810 (emit_notes_for_differences_1): Clear cur_loc_changed and
811 in_changed_variables. Recompute cur_loc of new_var.
812 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
813 (vt_emit_notes): Initialize and destroy emitted_notes.
815 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
817 PR rtl-optimization/42220
818 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
819 Use verify_reg_tracked to determine if we should use OP_OUT rather
821 (build_def_use): If we see an in-out operand for a register that we
822 know nothing about, treat is an output if possible, fail the block if
825 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
828 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
831 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
834 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
835 uses of relevant DEFs that are dead outside the loop too.
837 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
839 * var-tracking.c (dataflow_set_merge): Swap src and src2.
841 2010-01-13 Jakub Jelinek <jakub@redhat.com>
843 * var-tracking.c (values_to_unmark): New variable.
844 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
845 values_to_unmark vector. Moved body to...
846 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
847 instead queue it into values_to_unmark vector.
848 (vt_find_locations): Free values_to_unmark vector.
850 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
852 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
853 (site.exp): Export them when plugins are enabled.
855 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
858 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
860 (chrec_fold_multiply): Same.
862 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
865 * c-decl.c (build_compound_literal): Return early if init is
868 2010-03-04 Martin Jambor <mjambor@suse.cz>
870 PR tree-optimization/43164
871 PR tree-optimization/43191
872 * tree-sra.c (type_consists_of_records_p): Reject records with
873 zero-size bit-fields at the end.
875 2010-03-04 Mike Stump <mikestump@comcast.net>
877 * Makefile.in (TAGS): Remove *.y.
879 2010-03-04 Richard Guenther <rguenther@suse.de>
881 PR tree-optimization/40761
882 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
884 (my_rev_post_order_compute): New function.
887 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
890 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
891 decrease the cost of an IV candidate when the cost is infinite.
893 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
895 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
896 Use '3DNow!' for the extension of that name, ensure normal space
898 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
900 2010-03-03 Jeff Law <law@redhat.com>
902 * PR middle-end/32693
903 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
905 (extract_bit_field_1): Likewise.
907 2010-03-03 Janis Johnson <janis187@us.ibm.com>
909 * doc/sourcebuild.texi (Test directives): Document that arguments
910 include-opts and exclude-opts are now optional for dg-skip-if,
911 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
913 2010-03-03 Jason Merrill <jason@redhat.com>
916 * cgraph.h (varpool_node): Add extra_name field.
917 * varpool.c (varpool_extra_name_alias): New.
918 (varpool_assemble_decl): Emit extra name aliases.
919 (varpool_mark_needed_node): Look past an extra name alias.
920 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
921 * lto-streamer-in.c (lto_input_tree): Read it.
922 * lto-streamer-out.c (output_unreferenced_globals): Write it.
924 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
926 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
927 (sparc*-*-solaris2*): ...this.
929 2010-03-03 Jakub Jelinek <jakub@redhat.com>
932 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
933 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
934 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
935 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
938 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
939 fallthrough to default handling, just with want_address 0 instead of 2.
940 For single element lists, add_AT_loc directly, otherwise create an
941 artificial variable DIE and stick location list to it.
944 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
945 (VAL_EXPR_HAS_REVERSE): Define.
946 (reverse_op): New function.
947 (add_stores): For reversible operations add an extra MO_VAL_USE.
949 2010-03-02 Jason Merrill <jason@redhat.com>
951 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
953 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
955 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
956 (sparc64-*-linux*): Likewise.
957 (sparc64-*-solaris2*): Include assembler files before linker ones.
958 (sparc-*-solaris2*): Simplify and reorder to match previous case.
959 * config/sparc/gas.h: Delete.
960 * config/sparc/sol2-64.h: Add copyright notice.
961 * config/sparc/sol2-gas-bi.h: Likewise.
962 * config/sparc/sol2-gld.h: Likewise.
963 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
964 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
965 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
966 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
967 (sparc_elf_asm_named_section): Rename into...
968 (sparc_solaris_elf_asm_named_section): ...this. Always define.
970 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
972 * config/alpha/alpha.c (override_options): Fix -mtune error message.
974 2010-03-02 Jeff Law <law@redhat.com>
977 * reload1.c (rtx_p, substitute_stack): Declare.
978 (substitute): Record addresses of changed rtxs.
979 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
980 Restore the original rtx when complete.
981 (reload): Free subsitute_stack when complete.
983 2010-03-02 Janis Johnson <janis187@us.ibm.com>
985 * doc/gccint.texi (menu): Add Testsuites as a chapter.
986 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
988 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
989 LTO Testing, gcov Testing, profopt Testing, compat Testing,
990 Torture Tests): Change from subsection to section.
992 2010-03-02 Jakub Jelinek <jakub@redhat.com>
993 Steven Bosscher <steven@gcc.gnu.org>
995 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
998 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
1001 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
1002 the assignment from the new induction variable to the assignment
1003 of the value from the original loop PHI function.
1005 2010-03-01 Janis Johnson <janis187@us.ibm.com>
1006 Daniel Jacobowitz <dan@codesourcery.com>
1008 * doc/sourcebuild.texi (Test directives): Clarify options to
1011 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1013 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
1014 Disable cfi directives unless GCC and gas agree on using read-only
1015 .eh_frame sections for 64-bit.
1016 * configure: Regenerate.
1018 2010-03-01 Richard Guenther <rguenther@suse.de>
1020 PR tree-optimization/43220
1021 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
1022 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
1024 2010-03-01 Richard Guenther <rguenther@suse.de>
1025 Martin Jambor <mjambor@suse.cz>
1028 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
1029 gimplified parameters.
1031 2010-03-01 Christian Bruel <christian.bruel@st.com>
1033 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
1035 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
1037 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
1039 2010-03-01 Richard Guenther <rguenther@suse.de>
1042 * expr.c (expand_assignment): Use the alias-oracle to tell
1043 if the rhs aliases the result decl.
1045 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1048 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
1049 to sol_gt_pch_get_address.
1050 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
1051 64-bit, SPARC and x86.
1052 (sol_gt_pch_get_address): New function.
1054 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
1056 * toplev.h (inform_n, error_n): Declare.
1057 * diagnostic.c (inform_n, error_n): New function.
1059 2010-03-01 Jakub Jelinek <jakub@redhat.com>
1061 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
1062 has no rtl yet when processing local_decls, queue it and recheck
1063 if deferred stack allocation hasn't assigned it rtl.
1065 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
1067 * config/sh/sh.c (unspec_bbr_uid): New.
1068 (gen_block_redirect): Use it instead of INSN_UID.
1069 (gen_far_branch): Likewise.
1071 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
1073 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
1074 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
1076 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1078 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
1079 (Warning Options): -Wno-conversion-null is valid for
1080 Objective-C++ as well.
1081 * doc/tm.texi (Named Address Spaces): Likewise.
1082 * doc/plugins.texi (Plugins): Replace TABs with spaces.
1083 * doc/tree-ssa.texi (Tree SSA): Likewise.
1085 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1088 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
1089 by default. Don't set the default arch for
1090 i[34567]86-*-darwin*|x86_64-*-darwin*.
1092 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1095 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
1096 default. Set the default 32bit/64bit archs with $with_arch
1097 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
1099 2010-02-27 Richard Guenther <rguenther@suse.de>
1101 PR tree-optimization/43186
1102 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
1103 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
1104 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
1105 unroller iterations.
1107 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1109 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
1110 required and i[34567]86-*-* targets don't support 64bit ISA.
1112 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
1115 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1118 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1120 * config.gcc: Set the default arch at least to Prescott for
1121 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
1122 if SSE math is enabled.
1124 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1126 * diagnostic.c (diagnostic_initialize): Update.
1127 (diagnostic_report_diagnostic): Test inhibit_notes_p for
1129 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
1130 (diagnostic_inhibit_notes): New.
1131 * toplev.c (process_options): inhibit notes with -fcompare-debug.
1133 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1136 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
1137 * doc/standards.texi: Likewise.
1138 * doc/extend.texi: Likewise.
1139 * doc/trouble.texi: Likewise.
1140 * doc/cppopts.texi: Likewise.
1141 * doc/install.texi: Likewise.
1142 * c.opt (std=c90,std=gnu90): New options.
1143 * c-opts.c (c_common_handle_option): Handle them.
1145 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1148 * c-decl.c (undeclared_variable): Use an informative note.
1150 2010-02-26 Richard Guenther <rguenther@suse.de>
1152 PR tree-optimization/43186
1153 * gimple.h (gimple_fold): Remove.
1154 * gimple.c (gimple_fold): Remove. Inline into single user ...
1155 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
1156 Try harder for conditions.
1158 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1161 * function.c (used_types_insert): Don't skip through named pointer
1162 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
1163 and it is different from the main variant's type.
1165 2010-02-26 Nick Clifton <nickc@redhat.com>
1167 * config/rx/rx.md (sminsi3): Remove bogus alternative.
1169 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1171 * config.gcc: Support --with-fpmath=sse for x86.
1173 * config/i386/ssemath.h: New.
1175 * doc/install.texi (--with-fpmath=sse): Documented.
1177 2010-02-26 Richard Guenther <rguenther@suse.de>
1179 PR tree-optimization/43188
1180 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
1181 vector types of over-aligned element type.
1183 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
1186 * config/i386/i386.c (expand_vec_perm_blend): Use correct
1187 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
1189 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
1191 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
1193 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1195 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
1196 * var-tracking.c: Include diagnostic.h.
1197 (debug_dv): New function.
1198 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
1201 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
1202 (add_value_chain, add_value_chains, remove_value_chain,
1203 remove_value_chains): Handle DEBUG_EXPRs.
1204 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
1207 * regcprop.c (struct queued_debug_insn_change): New type.
1208 (struct value_data_entry): Add debug_insn_changes field.
1209 (struct value_data): Add n_debug_insn_changes field.
1210 (debug_insn_changes_pool): New variable.
1211 (free_debug_insn_changes, apply_debug_insn_changes,
1212 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
1213 (kill_value_one_regno): Call free_debug_insn_changes if needed.
1214 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
1216 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
1218 (copyprop_hardreg_forward_1): Don't call apply_change_group for
1219 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
1220 changes, call cprop_find_used_regs via note_stores.
1221 (copyprop_hardreg_forward): When copying vd from predecessor
1222 which has any queued DEBUG_INSN changes, make sure the pointers are
1223 cleared. At the end call df_analyze and then if there are any
1224 DEBUG_INSN changes queued at the end of some basic block for still
1225 live registers, apply them.
1226 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
1228 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
1230 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
1233 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
1235 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
1236 targets. Set the default with_cpu/with_arch from arch/cpu.
1237 Allow x86-64 and native for with_cpu/with_arch.
1239 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
1241 * ebitmap.c: Change calls to verify_popcount with calls to
1242 sbitmap_verify_popcount.
1243 (ebitmap_clear_bit): Fixed map->cacheindex test and
1244 map>cache update when bit clearing results in an empty
1247 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1250 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
1251 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
1252 and support both V2DF and V2DI modes.
1253 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
1254 support both V2DF and V2DI modes.
1255 (general): Delete trailing whitespace from a few patterns.
1257 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1258 V2DF/V2DI interleave high/low builtins.
1260 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
1263 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
1264 interleave high/low functions.
1266 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
1268 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
1269 #pragma extern_prefix.
1271 2010-02-25 Jakub Jelinek <jakub@redhat.com>
1274 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
1275 BLKmode, assert op0 is a MEM and just adjust its mode.
1278 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
1279 if bitpos isn't multiple of mode's bitsize.
1281 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1283 * c.opt (-ftemplate-depth=): New.
1284 (-ftemplate-depth-): Deprecate.
1285 * optc-gen.awk: Handle -ftemplate-depth=.
1286 * opth-gen.awk: Likewise.
1287 * c-opts.c (c_common_handle_option): Likewise.
1288 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
1290 2010-02-24 Jason Merrill <jason@redhat.com>
1292 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
1294 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1296 * cfg.c (alloc_aux_for_block): Remove inline.
1297 (alloc_aux_for_edge): Likewise.
1299 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1301 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
1303 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1305 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
1306 * config/i386/sol2-gas.h: New file.
1307 * config.gcc (i[34567]86-*-solaris2*): Use it.
1309 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1312 * c-typeck.c (ep_convert_and_check): New.
1313 (build_conditional_expr): Use it.
1314 (build_binary_op): Likewise.
1316 2010-02-24 Jakub Jelinek <jakub@redhat.com>
1318 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
1321 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
1322 bounds even for -O+.
1323 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
1324 expr needs to have DECL_NAME set.
1326 2010-02-24 Nick Clifton <nickc@redhat.com>
1328 * config/mep/mep.c: Include gimple.h.
1329 (mep_function_uses_sp): Delete unused function.
1330 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
1331 parameters. Use unsigned integers to count args. Return a
1332 NULL_RTX instead of an error_mark_node. Toidy up formatting.
1334 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1337 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
1338 greater or equal to nelt instead of 2 * nelt.
1339 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
1342 2010-02-23 Jason Merrill <jason@redhat.com>
1345 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
1346 in cfun->local_decls even if they have register types.
1349 * stor-layout.c (place_field): Don't warn about unnecessary
1350 DECL_PACKED if the type is packed.
1352 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1355 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
1356 GOTOFF relocs, even when the base reg isn't pic pointer.
1358 2010-02-23 Michael Matz <matz@suse.de>
1361 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
1362 (expand_gimple_basic_block): Generate and use debug temps if there
1363 are debug uses left after the last real use of TERed ssa names.
1364 Unlink debug immediate uses when they are expanded.
1366 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1369 * config/i386/i386.c (override_options): Reorganise to provide
1370 better error messages.
1372 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1375 * graphite-scop-detection.c (create_single_exit_edge): Move
1376 the call to find_single_exit_edge to....
1377 (create_sese_edges): ...here. Don't handle multiple edges
1378 exiting the function.
1379 (build_graphite_scops): Don't handle multiple edges
1380 exiting the function.
1382 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1385 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
1386 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
1388 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1391 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
1393 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1396 * c-typeck.c (convert_arguments): Print declaration location.
1397 * c-common.c (validate_nargs): Rename as
1398 builtin_function_validate_nargs.
1399 (check_builtin_function_arguments): Update.
1401 2010-02-22 Richard Guenther <rguenther@suse.de>
1404 * tree-inline.c (declare_return_variable): Use the type of
1405 the call stmt lhs if available.
1407 2010-02-22 Duncan Sands <baldrick@free.fr>
1409 * passes.c (register_pass): Always consider all pass lists when
1410 ref_pass_instance_number is zero.
1412 2010-02-22 Richard Guenther <rguenther@suse.de>
1414 PR tree-optimization/42749
1415 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
1416 parameter. Do arithmetic in the original type.
1417 (update_accumulator_with_ops): Likewise.
1418 (adjust_accumulator_values): Adjust.
1420 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1422 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
1423 (QI to BLKmode splitter): New splitter.
1425 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
1427 * config/i386/i386.c (initial_ix86_tune_features): Turn on
1428 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
1430 2010-02-22 Richard Guenther <rguenther@suse.de>
1432 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
1434 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
1436 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
1437 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
1438 ($(T)crti.o, $(T)crtn.o): Remove rules.
1440 2010-02-21 Tobias Burnus <burnus@net-b.de>
1443 * doc/invoke.texi (-fassociative-math): Document that this
1444 option is automatically enabled for Fortran.
1446 2010-02-20 David S. Miller <davem@davemloft.net>
1448 * configure.ac: Test if linker and assembler properly support
1449 GOTDATA_OP relocations.
1450 * configure: Rebuild.
1451 * config.in: Likewise.
1452 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
1453 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
1454 (movsi_high_pic): Likewise.
1455 (movdi_lo_sum_pic): Likewise.
1456 (movdi_high_pic): Likewise.
1457 (movsi_pic_gotdata_op): New pattern.
1458 (movdi_pic_gotdata_op): Likewise.
1459 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
1460 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
1462 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
1465 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
1466 attribute to ssemul.
1467 (xop_mulv2div2di3_high): Ditto.
1469 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1472 * c.opt (Wconversion-null): New option.
1473 * doc/invoke.texi (Wconversion-null): Document.
1475 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1477 * common.opt (Wlarger-than-): Add Undocumented.
1479 2010-02-19 Mike Stump <mikestump@comcast.net>
1481 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
1483 2010-02-19 Jason Merrill <jason@redhat.com>
1486 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
1487 * configure: Likewise.
1489 2010-02-20 Alan Modra <amodra@gmail.com>
1492 * cgraph.h (cgraph_make_decl_local): Declare.
1493 * cgraph.c (cgraph_make_decl_local): New function.
1494 (cgraph_make_node_local): Use it.
1495 * cgraphunit.c (cgraph_function_versioning): Likewise.
1496 * ipa.c (function_and_variable_visibility): Likewise.
1498 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1501 * except.c (sjlj_emit_function_enter): Don't call
1502 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
1504 * rtl.h (add_reg_br_prob_note): Remove prototype.
1506 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1509 * c-common.c (conversion_warning): Remove widening conversions
1510 before checking the conversion of integers to reals.
1512 2010-02-19 Mike Stump <mikestump@comcast.net>
1515 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
1518 * cgraphunit.c (process_function_and_variable_attributes): Check
1519 DECL_PRESERVE_P instead of looking up attribute "used".
1520 * ipa-pure-const.c (check_decl): Likewise.
1521 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
1522 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
1523 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
1524 instead of attribute "used".
1525 * config/sol2-c.c (solaris_pragma_init): Likewise.
1526 (solaris_pragma_fini): Likewise.
1528 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1530 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
1531 Use XCNEW instead of xcalloc.
1532 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
1533 XNEW instead of xmalloc.
1534 (get_fields): Use XNEWVEC instead of xmalloc.
1537 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
1538 populate vars array.
1539 (create_new_general_access): For debug stmts just reset value.
1540 (get_stmt_accesses): For accesses within debug stmts just record them
1541 using add_access_to_acc_sites instead of preventing the peeling or
1542 counting them as accesses.
1545 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
1547 2010-02-19 Richard Guenther <rguenther@suse.de>
1549 PR tree-optimization/42916
1550 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
1553 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
1555 * configure.ac: Replace all uses of changequote in macro arguments
1556 with proper quoting.
1558 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1561 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
1563 2010-02-19 Richard Guenther <rguenther@suse.de>
1565 PR tree-optimization/42944
1566 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
1567 test for aliasing with errno.
1569 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1572 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
1573 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
1574 * dojump.c: Include output.h.
1575 (inv): New inline function.
1576 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
1577 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
1578 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
1579 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
1580 argument, pass it down to other calls.
1581 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
1582 add REG_BR_PROB note to the conditional jump.
1583 * cfgexpand.c (add_reg_br_prob_note): Removed.
1584 (expand_gimple_cond): Don't call it, add the probability
1585 as last argument to jumpif_1/jumpifnot_1.
1586 * Makefile.in (dojump.o): Depend on output.h.
1587 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
1589 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
1590 * stmt.c (do_jump_if_equal): Likewise.
1591 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
1592 * loop-unswitch.c (compare_and_jump_seq): Likewise.
1593 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
1595 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
1596 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
1597 jumpifnot_1 callers.
1598 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
1600 (store_expr): Adjust jumpifnot caller.
1601 (store_constructor): Adjust jumpif caller.
1604 * gimplify.c (gimple_boolify): For __builtin_expect call
1605 gimple_boolify also on its first argument.
1607 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
1609 * configure.ac (gnu-unique-object): Wrap regexps using [] in
1611 (__stack_chk_fail): Ditto. Remove quadrigraphs.
1612 * configure: Regenerated.
1614 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1616 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
1617 lang_hooks.types_compatible_p instead of comptypes.
1619 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
1621 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
1622 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
1623 if __prefer_thumb__ is defined.
1625 2010-02-18 Martin Jambor <mjambor@suse.cz>
1627 PR tree-optimization/43066
1628 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
1629 array with zero-sized element type.
1631 2010-02-18 Jakub Jelinek <jakub@redhat.com>
1633 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
1634 rtx, allocate struct var_loc_node here and return it to the
1635 caller, and only if it is actually needed.
1636 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
1637 move it earlier and return immediately if it returns NULL.
1639 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
1641 * config/sparc/gas.h: New file. Restore
1642 TARGET_ASM_NAMED_SECTION to its ELF default.
1643 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
1645 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1646 Likewise. Add ATTRIBUTE_UNUSED to prototype.
1647 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
1648 after sparc/sysv4.h.
1650 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
1652 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
1654 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
1656 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
1657 patterns from predicated pattern.
1659 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
1662 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
1663 for insn mnemonic suffix.
1665 2010-02-17 Richard Guenther <rguenther@suse.de>
1667 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
1670 2010-02-17 Jakub Jelinek <jakub@redhat.com>
1673 * caller-save.c (save_call_clobbered_regs): If BB ends with
1674 a DEBUG_INSN, move any notes in between last real insn and the last
1675 DEBUG_INSN after the last DEBUG_INSN.
1677 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
1679 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
1680 Fix return type. Fix argument type. Explain meaning of return value.
1682 2010-02-16 Richard Guenther <rguenther@suse.de>
1684 PR tree-optimization/41043
1685 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
1686 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
1688 (vrp_visit_phi_node): ... but only for loop PHI nodes.
1690 2010-02-16 Ira Rosen <irar@il.ibm.com>
1692 PR tree-optimization/43074
1693 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
1694 * tree-vect-loop.c (vect_analyze_loop_operations): Add
1695 vectorizable cycles in hybrid SLP check.
1696 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
1698 2010-02-16 Richard Guenther <rguenther@suse.de>
1700 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
1701 (true_dependence): If memrefs_conflict_p computes must-alias
1702 trust it. Move TBAA check after offset-based disambiguation.
1703 (canon_true_dependence): Likewise.
1705 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
1707 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
1708 * doc/invoke.texi: Document it.
1709 * var-tracking.c: Include toplev.h and params.h.
1710 (vt_find_locations): Return bool indicating success. Compute
1711 hash sizes unconditionally. Check new parameter, report.
1712 (variable_tracking_main_1): Check vt_find_locations results and
1713 retry. Renamed from...
1714 (variable_tracking_main): ... this. New wrapper to preserve
1715 flag_var_tracking_assignments.
1716 * Makefile.in (var-tracking.o): Adjust dependencies.
1718 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
1719 Jakub Jelinek <jakub@redhat.com>
1722 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
1723 if weak_import attribute is present.
1724 * config/darwin.c (machopic_select_section): Likewise.
1726 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
1728 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
1729 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
1730 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
1731 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
1733 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
1735 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1738 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
1739 Rewrite text to refer to the names.
1741 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
1743 * config/i386/i386-builtin-types.def
1744 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
1745 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
1746 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
1747 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
1748 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
1749 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
1750 IX86_BUILTIN_VPERMIL2PS256.
1751 (MULTI_ARG_4_DF2_DI_I): Defined.
1752 (MULTI_ARG_4_DF2_DI_I1): Defined.
1753 (MULTI_ARG_4_SF2_SI_I): Defined.
1754 (MULTI_ARG_4_SF2_SI_I1): Defined.
1755 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
1756 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
1757 __builtin_ia32_vpermil2ps256.
1758 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1759 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1760 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
1761 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1762 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1763 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
1764 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
1765 CODE_FOR_xop_vpermil2v8sf3.
1766 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
1767 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
1768 * config/i386/xopintrin.h (_mm_permute2_pd): New.
1769 (_mm256_permute2_pd): New.
1770 (_mm_permute2_ps): New.
1771 (_mm256_permute2_ps): New.
1773 2010-02-15 Nick Clifton <nickc@redhat.com>
1775 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
1776 boolean parameters. Use emit_jump_insn when emitting a pop
1777 instruction containing a return insn.
1778 (push): Use 'true' rather than '1' as second parameter to F.
1779 (h8300_expand_prologue): Likewise.
1780 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
1781 (h8300_expand_epilogue): Likewise.
1783 2010-02-15 Richard Guenther <rguenther@suse.de>
1786 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
1789 2010-02-15 Nick Clifton <nickc@redhat.com>
1791 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
1794 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
1796 * intl.c (fake_ngettext): New function.
1797 * intl.h (fake_ngettext): Declare.
1798 (ngettext): Define macro.
1799 * collect2.c (notice_translated): New function.
1800 (main): Use notice_translated and ngettext.
1801 * collect2.h (notice_translated): Declare.
1803 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
1805 * reorg.c (delete_computation): Comment fixes.
1806 * caller-save.c (setup_save_areas): Idem.
1807 * sel-sched-dump.c (dump_lv_set): Idem.
1810 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1812 * config/s390/s390.c (s390_sched_init): New function.
1813 (TARGET_SCHED_INIT): Target hook defined.
1815 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
1816 Jack Howarth <howarth@bromo.med.uc.edu>
1817 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1820 Partial revert of unintended change in fix for PR41605.
1821 * config/darwin.h: Fix typo.
1822 * config/darwin9.h: Same.
1824 2010-02-11 Jakub Jelinek <jakub@redhat.com>
1826 * c-pch.c (pch_init): Clear v.
1828 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1831 * graphite-scop-detection.c (graphite_can_represent_scev): Call
1832 graphite_can_represent_init for MULT_EXPR.
1834 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1838 * graphite-sese-to-poly.c (remove_phi): New.
1839 (translate_scalar_reduction_to_array): Call remove_phi.
1841 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1844 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
1845 * graphite-clast-to-gimple.h (gloog): Update declaration.
1846 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
1847 * graphite-poly.h (struct poly_bb): Add missing comments.
1848 (struct scop): Add poly_scop_p field.
1850 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
1851 * graphite.c (graphite_transform_loops): Build the polyhedral
1852 representation for each scop before code generation.
1853 * sese.c (rename_variables_in_operand): Removed.
1854 (rename_variables_in_expr): Return the renamed expression.
1855 (rename_sese_parameters): New.
1856 * sese.h (rename_sese_parameters): Declared.
1858 2010-02-11 Richard Guenther <rguenther@suse.de>
1860 PR tree-optimization/42998
1861 * tree-ssa-pre.c (create_expression_by_pieces): Treat
1862 POINTER_PLUS_EXPR properly.
1864 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1865 Changpeng Fang <changpeng.fang@amd.com>
1868 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
1869 the cost of an IV candidate when the IV is used in a test against zero.
1871 * gcc.dg/tree-ssa/ivopts-3.c: New.
1873 2010-02-11 Richard Guenther <rguenther@suse.de>
1876 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
1877 pointer-vs-decl case by swapping refs. Handle some cases
1878 of pointer-vs-decl disambiguations more conservatively.
1879 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
1880 to false after expanding.
1882 2010-02-11 Richard Guenther <rguenther@suse.de>
1885 * gcc.c (process_command): Handle LTO file@offset case more
1888 2010-02-11 Jakub Jelinek <jakub@redhat.com>
1890 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
1891 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
1893 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
1895 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
1896 if MEM's mode size isn't DWARF2_ADDR_SIZE.
1897 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
1898 Optimize eq/ne comparisons when both arguments are known to be
1900 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
1901 Don't mask operands unnecessarily if they are known to be already
1904 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
1906 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
1909 2010-02-10 Richard Guenther <rguenther@suse.de>
1911 PR tree-optimization/43017
1912 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
1913 for wrapping signed arithmetic.
1915 2010-02-10 Jakub Jelinek <jakub@redhat.com>
1918 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
1919 if no debug info should be emitted for it.
1921 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
1923 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
1924 note when flag_exceptions is set.
1926 2010-02-10 Duncan Sands <baldrick@free.fr>
1928 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
1930 2010-02-10 Richard Guenther <rguenther@suse.de>
1933 * tree.c (get_unwidened): Handle constants.
1934 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
1936 2010-02-10 Martin Jambor <mjambor@suse.cz>
1939 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
1940 check for variable argument counts independently.
1942 2010-02-10 Christian Bruel <christian.bruel@st.com>
1945 * config/sh/sh.c (find_barrier): Increase length for non delayed
1946 conditional branches.
1948 2010-02-10 Christian Bruel <christian.bruel@st.com>
1950 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
1952 2010-02-10 Jakub Jelinek <jakub@redhat.com>
1954 * builtins.c (set_builtin_user_assembler_name): Also handle
1955 ffs if int is smaller than word.
1957 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
1960 * ira-conflicts.c (get_dup): Remove.
1961 (process_reg_shuffles): Add new parameter. Use it as an
1962 additional guard for copy generation.
1963 (add_insn_allocno_copies): Rewrite.
1965 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
1967 * common.opt (fsched2-use-traces): Preserved for backward
1969 * doc/invoke.texi: Remove the documentation about option
1970 -fsched2-use-traces.
1971 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
1972 flag_sched2_use_traces.
1973 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
1974 the backward compatibility flag section.
1976 2010-02-09 Richard Guenther <rguenther@suse.de>
1978 PR tree-optimization/43008
1979 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
1980 make HEAP variables initialized from global memory if they
1981 are not known builtin functions.
1982 (find_func_aliases): Adjust.
1984 2010-02-09 Richard Guenther <rguenther@suse.de>
1986 PR tree-optimization/43000
1987 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
1988 arithmetic manually.
1990 2010-02-08 Jakub Jelinek <jakub@redhat.com>
1992 PR tree-optimization/42931
1993 * tree-loop-linear.c (try_interchange_loops): Don't call
1994 double_int_mul if estimated_loop_iterations failed.
1996 2010-02-08 Martin Jambor <mjambor@suse.cz>
1999 * tree-sra.c (build_accesses_from_assign): Do not mark in
2000 should_scalarize_away_bitmap if stmt has volatile ops.
2001 (sra_modify_assign): Do not process assigns piecemeal if if stmt
2004 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
2006 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
2008 2010-02-07 Adam Nemet <adambnmet@gmail.com>
2010 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
2013 2010-02-07 Andrew Pinski <pinskia@gmail.com>
2016 * df-core.c (df_finish_pass): Change type of saved_flags to int.
2018 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2021 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
2022 to unknown_dependence.
2023 (graphite_legal_transform_dr): Handle the unknown_dependence.
2024 (graphite_carried_dependence_level_k): Same.
2026 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
2028 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
2030 2010-02-07 Richard Guenther <rguenther@suse.de>
2033 * expr.c (get_inner_reference): Always initialize *pbitsize.
2035 2010-02-07 Richard Guenther <rguenther@suse.de>
2038 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
2039 new ARRAY_REFs on variable size element or minimal index arrays.
2041 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
2042 gimple_fold_indirect_ref.
2044 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
2047 * arm.c (arm_override_options): Just return if the user has specified
2048 an invalid fpu name.
2050 2010-02-03 Jason Merrill <jason@redhat.com>
2053 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
2054 i386_pe_maybe_record_exported_symbol.
2056 2010-02-05 Steve Ellcey <sje@cup.hp.com>
2059 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2060 (pa_delegitimize_address): New function.
2062 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
2064 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
2065 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
2067 2010-02-05 Richard Guenther <rguenther@suse.de>
2070 * lto-streamer-in.c (get_resolution): Deal with references
2071 to undefined functions.
2073 2010-02-05 Richard Guenther <rguenther@suse.de>
2075 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
2076 (fold_const_aggregate_ref): Likewise.
2077 (ccp_fold_stmt): Substitute loads.
2078 (maybe_fold_reference): Verify types before substituting.
2080 (fold_gimple_assign): Unshare properly.
2081 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
2083 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
2085 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
2086 for rs6000_gen_cell_microcode.
2088 2010-02-04 Richard Guenther <rguenther@suse.de>
2090 PR rtl-optimization/42952
2091 * dse.c (const_or_frame_p): Remove MEM handling.
2093 2010-02-04 Nick Clifton <nickc@redhat.com>
2095 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
2096 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
2097 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
2098 (mn10300_asm_output_mi_thunk): New function.
2099 (mn10300_can_output_mu_thunk): New function.
2100 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
2101 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
2102 (FUNCTION_ARG): Delete incorrect comment.
2104 2010-02-03 Jason Merrill <jason@redhat.com>
2107 * fold-const.c (operand_equal_p): Handle erroneous types.
2109 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2111 * config/h8300/h8300.md (can_delay): Fix attibute condition.
2113 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
2115 PR rtl-optimization/42941
2116 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
2119 2010-02-03 Jason Merrill <jason@redhat.com>
2122 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
2124 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
2127 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
2128 (cselib_reset_table): Renamed from...
2129 (cselib_reset_table_with_next_value): ... this.
2130 (cselib_get_next_uid): Renamed from...
2131 (cselib_get_next_unknown_value): ... this.
2132 * cselib.c (next_uid): Renamed from...
2133 (next_unknown_value): ... this.
2134 (cselib_clear_table): Adjust.
2135 (cselib_reset_table): Adjust. Renamed from...
2136 (cselib_reset_table_with_next_value): ... this.
2137 (cselib_get_next_uid): Adjust. Renamed from...
2138 (cselib_get_next_unknown_value): ... this.
2139 (get_value_hash): Use hash.
2140 (cselib_hash_rtx): Likewise.
2141 (new_cselib_val): Adjust. Set and dump uid.
2142 (cselib_lookup_mem): Pass next_uid as hash.
2143 (cselib_subst_to_values): Likewise.
2144 (cselib_log_lookup): Dump uid.
2145 (cselib_lookup): Pass next_uid as hash. Adjust.
2146 (cselib_process_insn): Adjust.
2147 (cselib_init): Initialize next_uid.
2148 (cselib_finish): Adjust.
2149 (dump_cselib_table): Likewise.
2150 * dse.c (canon_address): Dump value uid.
2151 * print-rtl.c (print_rtx): Print value uid.
2152 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
2154 (dv_uid): New function, sort of renamed from...
2155 (dv_htab_hash): ... this, reimplemented in terms of it and...
2156 (dv_uid2hash): ... this. New.
2157 (variable_htab_eq): Drop excess assertions.
2158 (tie_break_pointers): Removed.
2159 (canon_value_cmp): Compare uids.
2160 (variable_post_merge_New_vals): Print uids.
2161 (vt_add_function_parameters): Adjust.
2162 (vt_initialize): Reset table. Adjust.
2164 2010-02-03 Richard Guenther <rguenther@suse.de>
2166 PR tree-optimization/42944
2167 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
2168 (call_may_clobber_ref_p_1): Likewise. Properly handle
2169 malloc and calloc clobbering errno.
2171 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
2173 * doc/invoke.texi: Fix name of sched1 dump.
2175 * opts.c (decode_options): Set flag_tree_switch_conversion
2176 only conditionally on optimize >= 2.
2178 * gcse.c: Assorted comment fixes in pass description.
2180 2010-02-03 Anthony Green <green@moxielogic.com>
2182 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
2183 nop padding in order to maintain alignment of storage location of
2184 target function address.
2185 (moxie_trampoline_init): Store target function address at newly
2187 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
2189 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
2191 2010-02-03 Richard Guenther <rguenther@suse.de>
2194 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
2196 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2198 * config.gcc: Reenable check for obsolete targets.
2199 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
2200 mips-sgi-irix6.[0-4]*.
2202 2010-02-02 Nick Clifton <nickc@redhat.com>
2204 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
2205 constant size of 4 as being the same as 0.
2206 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
2207 can take values in the range 0..4.
2209 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
2212 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
2213 as _darwin10_Unwind_FindEnclosingFunction().
2214 * libgcc-libsystem.ver: New.
2216 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
2219 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
2220 implicitly set registers.
2222 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
2224 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
2225 (arm_override_options): Allow automatic selection of the thread
2226 pointer register if thumb2.
2227 (legitimize_pic_address): Improve code sequences for Thumb2.
2228 (arm_call_tls_get_addr): Likewise.
2229 (legitimize_tls_address): Likewise.
2230 * arm.md (pic_load_addr_arm): Delete. Replace with ...
2231 (pic_load_addr_32bit): ... this. New named pattern.
2232 * thumb2.md (pic_load_addr_thumb2): Delete.
2233 (pic_load_dot_plus_four): Delete.
2234 (tls_load_dot_plus_four): New named pattern.
2236 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2239 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
2240 Document fix for TLS bug.
2242 2010-01-31 Richard Guenther <rguenther@suse.de>
2244 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
2245 conservatively correct.
2247 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2251 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2253 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2255 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2257 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
2259 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
2261 * config.gcc: Adjust order of makefile fragments for mingw targets.
2263 2010-01-31 Richard Guenther <rguenther@suse.de>
2266 * gimplify.c (gimplify_init_constructor): For volatile LHS
2267 initialize a temporary.
2269 2010-01-31 Matthias Klose <doko@ubuntu.com>
2271 * configure.ac: Fix __stack_chk_fail check for cross builds configured
2273 * configure: Regenerate.
2275 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
2277 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2278 the same alias set and their sizes different constantness.
2279 (aliasing_component_refs_p): Revert 2009-10-24 change.
2281 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2283 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
2286 2010-01-29 Richard Guenther <rguenther@suse.de>
2288 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
2289 Assert we successfully updated the call.
2291 2010-01-29 Jakub Jelinek <jakub@redhat.com>
2293 PR rtl-optimization/42889
2294 * df.h (df_set_bb_dirty_nonlr): New prototype.
2295 * df-core.c (df_set_bb_dirty_nonlr): New function.
2296 * df-scan.c (df_insn_rescan): Call it instead of
2297 df_set_bb_dirty for DEBUG_INSNs.
2299 2010-01-29 Richard Guenther <rguenther@suse.de>
2302 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
2303 quadratic behavior in most cases.
2305 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
2308 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
2309 in the call to gen_x86_movsicc_0_m1.
2311 2010-01-28 Richard Guenther <rguenther@suse.de>
2313 PR tree-optimization/42871
2314 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
2316 2010-01-28 Richard Guenther <rguenther@suse.de>
2318 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
2319 into call arguments.
2321 2010-01-28 Richard Guenther <rguenther@suse.de>
2324 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
2325 the forwarder if the destination is an EH landing pad.
2327 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
2329 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
2330 block list passed to gimple_duplicate_sese_tail.
2331 (parallelize_loops): Avoid parallelization when the function
2333 Avoid parallelization when the preheader is IRREDUCIBLE.
2334 Try to optimize when estimated_loop_iterations_int is unresolved.
2335 Add the loop's location to the dump file.
2336 * tree-cfg.c (add_phi_args_after_redirect): Remove.
2337 (gimple_duplicate_sese_tail): Remove the check for the latch.
2338 Redirect nexits to the exit block.
2339 Remove handling of the incoming edges to the latch.
2340 Redirect the backedge from the copied latch to the exit bb.
2342 2010-01-28 Michael Matz <matz@suse.de>
2345 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
2346 Wrap force_reg into a sequence, emit it before user.
2348 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
2350 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
2352 (arm_legacy_rev): Likewise.
2353 (thumb_legacy_rev): Likewise.
2355 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2357 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
2358 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
2359 on MEM's address failed, try avoid_constant_pool_reference and
2360 recurse if it returned something different.
2361 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
2362 address, try avoid_constant_pool_reference and recurse if it
2363 returned something different.
2364 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
2365 address and avoid_constant_pool_reference returned something
2366 different, don't set have_address.
2368 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
2371 * var-tracking.c (val_store): Add modified argument, obey it.
2373 (count_uses): Move down logging of main.
2374 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
2375 don't need resolution.
2376 (emit_notes_in_bb): Likewise.
2378 2010-01-27 Richard Guenther <rguenther@suse.de>
2381 * tree-inline.c (remap_decl): Delay remapping of SSA name
2382 default definitions until we need them.
2384 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2386 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2387 (rs6000_delegitimize_address): New function.
2389 * config/s390/s390.c (s390_delegitimize_address): Call
2390 delegitimize_mem_from_attrs.
2393 * tree-inline.c (cannot_copy_type_1): Removed.
2394 (copy_forbidden): Don't forbid copying of functions containing
2395 records/unions with variable length fields.
2397 2010-01-27 Christian Bruel <christian.bruel@st.com>
2401 * config/sh/sh.c (find_barrier): Increase length for non delayed
2402 conditional branches.
2404 2010-01-27 Matthias Klose <doko@ubuntu.com>
2406 * configure.ac (gnu-unique-object): Fix ldd version check.
2407 * configure: Regenerate.
2409 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2411 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
2413 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
2414 Test for HAVE_GNU_AS value.
2416 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2418 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
2419 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
2420 INT64_TYPE): Define.
2421 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
2422 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2423 INT_LEAST64_TYPE): Define.
2424 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
2425 UINT_LEAST64_TYPE): Define.
2426 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
2427 INT_FAST64_TYPE): Define.
2428 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2429 UINT_FAST64_TYPE): Define.
2430 (INTMAX_TYPE, UINTMAX_TYPE): Define.
2431 (INTPTR_TYPE, UINTPTR_TYPE): Define.
2432 (SIG_ATOMIC_TYPE): Define.
2434 2010-01-26 Richard Guenther <rguenther@suse.de>
2436 * df-scan.c (df_scan_set_bb_info): Remove assert.
2437 (df_insn_rescan_debug_internal): Merge asserts.
2438 (df_install_ref): Likewise.
2439 (df_mark_reg): Use bitmap_set_range.
2440 (df_hard_reg_used_p): Remove assert.
2441 (df_hard_reg_used_count): Likewise.
2443 2010-01-26 Richard Guenther <rguenther@suse.de>
2445 PR rtl-optimization/42685
2446 * web.c (web_main): Ignore DEBUG_INSNs.
2448 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
2450 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
2452 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
2453 Fix types of fndecl and arglist parameters.
2455 2010-01-26 Richard Guenther <rguenther@suse.de>
2458 * tree-eh.c (unsplit_eh): Skip debug insns.
2460 2010-01-26 Richard Guenther <rguenther@suse.de>
2462 PR tree-optimization/42250
2463 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
2465 2010-01-26 Jakub Jelinek <jakub@redhat.com>
2468 * omp-low.c (expand_omp_sections): Only use single_pred if
2469 l2_bb is single_pred_p.
2471 2010-01-25 Christian Bruel <christian.bruel@st.com>
2474 * config/sh/sh.c (find_barrier): Increase length for non delayed
2475 conditional branches.
2476 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
2478 2010-01-24 David S. Miller <davem@davemloft.net>
2480 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
2481 define if not using GAS.
2482 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2483 Likewise. Delete SECTION_MERGE code, which is only applicable
2486 2010-01-24 Mark Mitchell <mark@codesourcery.com>
2489 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
2490 mangling of va_list in system headers.
2492 2010-01-23 Toon Moene <toon@moene.org>
2494 * tree-predcom.c (combine_chains): Return NULL, not false.
2496 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
2498 * tree-loop-distribution.c (distribute_loop): Fix declaration and
2499 initialization of variable res to agree with return type.
2501 2010-01-22 Steve Ellcey <sje@cup.hp.com>
2503 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
2504 * tree-sra.c: Add include of expr.h.
2506 2010-01-22 Jakub Jelinek <jakub@redhat.com>
2508 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
2509 insert the debug stmt on the single non-EH edge from the stmt.
2511 2010-01-22 Richard Henderson <rth@redhat.com>
2514 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
2515 the RHS until after generate_subtree_copies has insertted its
2516 code before the current statement.
2518 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
2520 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
2522 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
2524 2010-01-21 Martin Jambor <mjambor@suse.cz>
2526 PR tree-optimization/42585
2527 * tree-sra.c (struct access): New field grp_total_scalarization.
2528 (dump_access): Dump the new field.
2529 (should_scalarize_away_bitmap): New variable.
2530 (cannot_scalarize_away_bitmap): Likewise.
2531 (sra_initialize): Allocate new bitmaps.
2532 (sra_deinitialize): Free new bitmaps.
2533 (create_access_1): New function.
2534 (create_access): Parts moved to create_access_1.
2535 (type_consists_of_records_p): New function.
2536 (completely_scalarize_record): Likewise.
2537 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
2538 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
2539 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
2541 (analyze_all_variable_accesses): Completely scalarize small eligible
2544 2010-01-21 Martin Jambor <mjambor@suse.cz>
2546 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
2548 2010-01-21 Andrew Haley <aph@redhat.com>
2550 * gcc.c (process_command): Move lang_specific_driver before
2551 setting cc_libexec_prefix.
2553 2010-01-21 Richard Guenther <rguenther@suse.de>
2556 * fold-const.c (negate_expr_p): Pretend only negative
2557 real constants are easily negatable.
2559 2010-01-20 Janis Johnson <janis187@us.ibm.com>
2560 Jason Merrill <jason@redhat.com>
2562 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
2563 (TYPE_TRANSPARENT_AGGR): this, for union and record.
2564 * calls.c (initialize argument_information): Handle it.
2565 * c-common.c (handle_transparent_union_attribute): Use new name.
2566 * c-decl.c (finish_struct): Ditto.
2567 * c-typeck.c (type_lists_compatible_p): Ditto.
2568 (convert_for_assignment): Use new name and also handle record.
2569 * function.c (aggregate_value_p): Handle it.
2570 (pass_by_reference): Ditto.
2571 (assign_parm_data_types): Ditto.
2572 * print-tree.c (print_node): Ditto.
2573 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
2574 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
2575 * tree.c (first_field): New fn.
2577 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
2580 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
2581 even when linking statically, for now.
2583 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2586 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
2587 without a cselib val.
2588 (count_uses): Accept MO_VAL_SET with no val on stores.
2589 (add_stores): Likewise.
2591 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2593 * var-tracking.c (check_value_val): Add a compile time assertion.
2594 (dv_is_decl_p): Simplify.
2595 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
2596 gcc_assert if ENABLE_CHECKING.
2598 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2601 * var-tracking.c: Include tree-flow.h.
2602 (mem_dies_at_call): New.
2603 (dataflow_set_preserve_mem_locs): Use it.
2604 (dataflow_set_remove_mem_locs): Likewise.
2605 (dump_var): Renamed from dump_variable. Adjust all callers.
2606 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
2607 * Makefile.in (var-tracking.o): Adjust deps.
2609 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
2611 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
2613 2010-01-20 Richard Guenther <rguenther@suse.de>
2615 PR tree-optimization/42717
2616 * tree-ssa-dce.c (get_live_post_dom): Remove.
2617 (forward_edge_to_pdom): Take an arbitrary edge to copy
2618 degenerate PHI args from.
2619 (remove_dead_stmt): Use the first post-dominator even if it
2620 does not contain live statements as redirection destination.
2622 2010-01-20 Richard Guenther <rguenther@suse.de>
2624 * tree-inline.c (estimate_num_insns): Handle EH builtins.
2626 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2628 * sel-sched.c (create_speculation_check): Remove set but not used
2630 (try_transformation_cache): Remove set but not used variable ds.
2631 (calculate_privileged_insns): Remove set but not used variables
2632 cur_insn and min_spec_insn.
2633 (find_best_expr): Remove set but not used variable avail_n.
2634 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
2636 * cgraphunit.c (assemble_thunk): Remove set but not used variable
2638 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
2639 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
2642 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
2645 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
2646 cpu types. Add support for *-sse3 cpu types.
2647 (x86_64-*-*): Ditto.
2649 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2652 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
2653 argument, call initializer_constant_valid_p_1 instead of
2654 initializer_constant_valid_p, pass CACHE to it, return NULL
2655 immediately if first call returns NULL.
2656 (initializer_constant_valid_p_1): New function.
2657 (initializer_constant_valid_p): Use it.
2659 2010-01-20 Thomas Quinot <quinot@adacore.com>
2661 * tree.def (PLACEHOLDER_EXPR): Fix comment.
2663 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2665 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
2666 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
2667 (loc_list_from_tree): Don't handle unsigned division. Handle
2668 signed modulo using DW_OP_{over,over,div,mul,minus}.
2669 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
2670 modulo instead of signed.
2672 2010-01-20 DJ Delorie <dj@redhat.com>
2674 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
2676 (h8300_emit_stack_adjustment): Propogate it.
2678 (h8300_expand_prologue): Likewise.
2679 (h8300_expand_epilogue): Likewise.
2681 2010-01-19 Michael Matz <matz@suse.de>
2683 PR tree-optimization/41783
2684 * tree-data-ref.c (toplevel): Include flags.h.
2685 (dump_data_dependence_relation): Also dump the inputs if the
2686 result will be unknown.
2687 (split_constant_offset_1): Look through some conversions.
2688 * tree-predcom.c (determine_roots_comp): Restart a new chain if
2689 the offset from last element is too large.
2690 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
2691 (reassociate_to_the_same_stmt): Handle vector registers.
2692 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
2694 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
2695 wide_prolog_niters argument, emit widening instructions.
2696 (vect_do_peeling_for_alignment): Adjust caller, use widened
2697 variant of the iteration cound.
2698 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
2700 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2703 * config/arm/neon-testgen.m (emit_automatics): New parameter
2704 features. Adjust for Fixed_return_reg feature.
2705 (test_intrinsic): Call emit_automatics with new feature.
2706 * config/arm/neon.ml: Update copyright years.
2707 (features): New Fixed_return_reg feature.
2708 (ops): Update feature for Vget_low.
2710 2010-01-19 Jakub Jelinek <jakub@redhat.com>
2712 PR tree-optimization/42719
2713 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
2717 * fwprop.c (all_uses_available_at): Return false if def_set dest
2718 is a REG that is used in def_insn.
2720 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
2722 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
2724 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
2727 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
2729 * target.h (struct gcc_target) <secondary_reload>: Change type
2730 of last argument to secondary_reload_info *.
2732 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
2735 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
2736 memory references with unaligned offsets. Remove CQImode handling.
2737 (unaligned_memory_operand): Return 1 for memory references with
2738 unaligned offsets. Remove CQImode handling.
2740 2010-01-18 Richard Guenther <rguenther@suse.de>
2743 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
2746 2010-01-18 Richard Guenther <rguenther@suse.de>
2748 PR tree-optimization/42781
2749 * tree-ssa-structalias.c (find_what_var_points_to): Skip
2750 restrict processing only if the original variable was artificial.
2752 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
2754 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
2755 find number of popped argument bytes.
2757 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
2758 Fix the text that describes the return value for invalid insns.
2760 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
2762 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
2763 Clarify what 'cost of the -dependence' is. Fix quoting.
2765 * toplev.c (default_get_pch_validity): Rename argument to "sz".
2766 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
2768 2010-01-17 Jakub Jelinek <jakub@redhat.com>
2770 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2771 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
2773 2010-01-17 Richard Guenther <rguenther@suse.de>
2776 * function.c (split_complex_args): Take a VEC to modify.
2777 (assign_parms_augmented_arg_list): Build a VEC instead of
2778 a chain of PARM_DECLs.
2779 (assign_parms_unsplit_complex): Take a VEC of arguments.
2780 Do not fixup unmodified parms.
2781 (assign_parms): Deal with the VEC.
2782 (gimplify_parameters): Likewise.
2784 2010-01-17 Richard Guenther <rguenther@suse.de>
2786 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
2787 node existence check.
2788 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
2789 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
2790 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
2791 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
2792 (gimple_execute_on_growing_pred): Likewise.
2794 2010-01-17 Richard Guenther <rguenther@suse.de>
2796 PR tree-optimization/42773
2797 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
2798 (compute_antic_aux): Likewise.
2799 (compute_partial_antic_aux): Likewise.
2801 2010-01-17 Jie Zhang <jie.zhang@analog.com>
2804 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
2807 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
2809 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
2812 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
2813 Fix markup for strict argument.
2815 (TARGET_SCHED_REORDER2): Fix argument types.
2817 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
2818 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
2820 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
2821 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
2823 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
2826 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
2827 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
2828 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
2829 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
2830 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
2832 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
2834 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
2836 (TARGET_ASM_RELOC_RW_MASK): Add return type.
2837 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
2839 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
2841 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
2844 (TARGET_ASM_NAMED_SECTION): Fix argument list.
2846 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
2847 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
2849 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
2851 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
2853 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
2854 referring to it. Fix language.
2856 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
2858 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
2860 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
2862 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
2864 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
2865 '@var{stream}. Remove stray 'and'.
2867 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
2869 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
2871 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
2873 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
2874 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
2876 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
2877 Fix description of return value.
2878 Rename argument "sz" to "len."
2880 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
2881 Clarify meaning of 'true' return value.
2883 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
2885 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
2886 rep_mode versus mode_rep.
2888 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
2890 (TARGET_BUILTIN_DECL): Fix name.
2892 (TARGET_COMMUTATIVE_P): Fix type of first argument.
2894 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
2896 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
2898 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
2900 (TARGET_RELAXED_ORDERING): Use @deftypevr.
2902 (TARGET_GET_DRAP_RTX): Note that this is a hook.
2905 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
2906 Rename argument tm_fn to md_fn.
2908 (TARGET_OPTION_PRINT): Fix argument list.
2910 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
2913 * config/i386/i386.c (ix86_fixup_binary_operands):
2914 Revert FMA4 fixup of operands.
2916 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2919 * Makefile.in (write_entries_to_file, install-plugin):
2920 Use \012 instead of \n with tr.
2922 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
2924 * configure.ac (HAVE_AS_REF): New C macro.
2925 * configure: Regenerate.
2926 * config.in: Likewise.
2927 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
2929 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
2932 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
2934 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
2936 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
2938 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
2940 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
2942 (TARGET_IN_SMALL_DATA_P): Fix argument type.
2944 (TARGET_BINDS_LOCAL_P): Fix argument type.
2946 (TARGET_ASM_FILE_END): Use prototype.
2948 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
2950 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
2952 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
2954 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
2956 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
2957 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
2959 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
2960 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
2962 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
2963 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
2964 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
2965 (TARGET_ADDR_SPACE_CONVERT): Likewise.
2967 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
2969 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
2971 (TARGET_INIT_BUILTINS): Use prototype.
2973 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
2974 Put 'const char *' in braces. Fix parameter types.
2975 (TARGET_INVALID_CONVERSION): Fix parameter types.
2976 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
2977 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
2979 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
2982 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
2984 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
2986 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
2988 * doc/tm.texi (TARGET_HELP): Fix return type.
2990 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
2991 in braces. Fix argument types.
2993 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
2995 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
2997 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
2999 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
3000 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
3002 (TARGET_MANGLE_TYPE): Fix argument types.
3004 (TARGET_IRA_COVER_CLASSES): Use prototype.
3006 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
3008 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
3010 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
3012 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
3014 (TARGET_CALLEE_COPIES): Fix argument types.
3016 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
3018 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
3020 (TARGET_FUNCTION_VALUE): Fix argument types.
3022 (TARGET_RETURN_IN_MSB): Fix argument type.
3024 (TARGET_RETURN_IN_MEMORY): Fix argument types.
3026 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
3028 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
3030 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
3031 agree with return type.
3033 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
3035 2010-01-15 Jing Yu <jingyu@google.com>
3037 PR rtl-optimization/42691
3038 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
3039 a pseudo to a constant and are merged, and adjust comments.
3041 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
3043 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
3045 2010-01-15 Richard Guenther <rguenther@suse.de>
3048 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
3049 labels of computed or non-local gotos to the destination.
3050 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
3051 landing pad label is the first label.
3053 2010-01-15 Richard Guenther <rguenther@suse.de>
3055 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
3057 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3060 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
3061 to allow generation of the xssqrtdp instruction on power7.
3062 (sqrtdf2_fpr): Ditto.
3064 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3067 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
3068 functions with noreturn attribute.
3071 * varasm.c (declare_weak): Add weak attribute to decl if it
3072 doesn't have one already.
3073 (assemble_external): Only add decls to weak_decls if they also
3074 have weak attribute.
3076 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
3078 * var-tracking.c (var_reg_delete): Don't delete the association
3079 between REGs and values or one-part variables if the register
3082 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3085 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
3086 because its first operand is a non-localized variable.
3088 2010-01-14 Martin Jambor <mjambor@suse.cz>
3090 PR tree-optimization/42706
3091 * tree-sra.c (encountered_recursive_call): New variable.
3092 (encountered_unchangable_recursive_call): Likewise.
3093 (sra_initialize): Initialize both new variables.
3094 (callsite_has_enough_arguments_p): New function.
3095 (scan_function): Call decl and flags check only for IPA-SRA, check
3096 whether there is a recursive call and whether it has enough arguments.
3097 (all_callers_have_enough_arguments_p): New function.
3098 (convert_callers): Look for recursive calls only when
3099 encountered_recursive_call is set.
3100 (ipa_early_sra): Bail out either if
3101 !all_callers_have_enough_arguments_p or
3102 encountered_unchangable_recursive_call.
3104 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3106 * sel-sched.c: Add 2010 to copyright years.
3107 * sel-sched-ir.c: Likewise.
3108 * sel-sched-ir.h: Likewise.
3110 2010-01-14 Martin Jambor <mjambor@suse.cz>
3112 PR tree-optimization/42714
3113 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
3114 constructors specially.
3116 2010-01-14 Andi Kleen <ak@linux.intel.com>
3118 * config/i386/drivers-i386.c (detect_caches_intel):
3119 Add l2sizekb parameter and fill in.
3120 (host_detect_local_cpu): Add l2sizekb, fill in.
3121 Add Atom small cache heuristic.
3123 2010-01-14 Andi Kleen <ak@linux.intel.com>
3125 * config/i386/drivers-i386.c (detect_caches_cpuid4):
3126 Add level3 parameter and fill in.
3127 (detect_caches_intel): Handle level3 cache.
3129 2010-01-14 Andi Kleen <ak@linux.intel.com>
3131 * config/i386/drivers-i386.c (host_detect_local_cpu):
3132 Fix core duo detection.
3134 2010-01-14 Andi Kleen <ak@linux.intel.com>
3136 * config/i386/drivers-i386.c (host_detect_local_cpu):
3139 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3141 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
3142 (rs6000_variable_issue_1): this. Use...
3143 (rs6000_variable_issue): here. Reimplement. Print debug info.
3145 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3147 * sel-sched-ir.c (sel_restore_other_notes): Rename to
3148 sel_restore_notes. Update all callers. Call reemit_notes
3151 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3153 PR rtl-optimization/42246
3154 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
3157 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3159 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
3160 all successors is the same as number of successors in current region.
3162 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3164 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
3165 to rename is not separable. Otherwise check that its LHS is not NULL.
3167 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3169 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
3171 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3173 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
3174 available registers when failed to discover LHS register class.
3175 Fix indentation. Update comment.
3177 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3178 Alexander Monakov <amonakov@ispras.ru>
3180 PR rtl-optimization/42389
3181 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
3183 (advance_state_on_fence): Likewise.
3184 (sel_target_adjust_priority): Print debug output only when
3185 sched_verbose >= 4, not 2.
3186 (get_expr_cost): Do not issue all unique insns on the next cycle.
3187 (fill_insns): Initialize can_issue_more from the value saved
3189 * sel-sched-ir.c (flist_add): New parameter issue_more.
3190 Init FENCE_ISSUE_MORE with it.
3191 (merge_fences): Likewise.
3192 (init_fences): Update call to flist_add.
3193 (add_to_fences, add_clean_fence_to_fences)
3194 (add_dirty_fence_to_fences): Likewise.
3195 (move_fence_to_fences): Update call to merge_fences.
3196 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
3198 * sel-sched-ir.h (struct _fence): New field issue_more.
3199 (FENCE_ISSUE_MORE): New accessor macro.
3201 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3203 PR rtl-optimization/42388
3204 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
3205 that have no predecessors nor successors. Do not call move_bb_info
3206 for empty blocks outside of current region.
3208 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3210 PR rtl-optimization/42294
3211 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
3212 * sel-sched.c (move_exprs_to_boundary): Transitively add all
3213 originators' originators.
3215 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3217 PR rtl-optimization/39453
3218 PR rtl-optimization/42246
3219 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
3221 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
3223 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3224 Alexander Monakov <amonakov@ispras.ru>
3227 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
3228 (maybe_tidy_empty_bb): ... here. Make static. Add new
3229 argument. Update all callers.
3230 (tidy_control_flow): ... and here. Recompute topological order
3231 of basic blocks in region if necessary.
3232 (sel_redirect_edge_and_branch): Change return type. Return true
3233 if topological order might have been invalidated.
3234 (purge_empty_blocks): Export and move from...
3235 * sel-sched.c (purge_empty_blocks): ... here.
3236 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
3237 (maybe_tidy_empty_bb): Delete prototype.
3238 (purge_empty_blocks): Declare.
3240 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3242 PR rtl-optimization/42249
3243 * sel-sched.c (try_replace_dest_reg): When chosen register
3244 and original register is the same, do not bail out early, but
3245 still check all original insns for validity of replacing destination
3246 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
3249 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3252 Port from no-undefined-overflow branch:
3253 2009-03-09 Richard Guenther <rguenther@suse.de>
3255 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
3257 2010-01-14 Richard Guenther <rguenther@suse.de>
3260 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
3262 2010-01-14 Ira Rosen <irar@il.ibm.com>
3264 PR tree-optimization/42709
3265 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
3266 as scalar type in creation of constant vector operand.
3268 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3271 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
3272 (check-parallel-%): Match `testsuite' directory component only
3275 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
3277 PR translation/39521
3278 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
3281 2010-01-13 Richard Guenther <rguenther@suse.de>
3283 PR tree-optimization/42730
3284 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
3287 2010-01-13 Steve Ellcey <sje@cup.hp.com>
3290 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
3291 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
3294 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
3296 * config/bfin/libgcc-bfin.ver: Regenerate based on current
3297 libgcc-std.ver. Add entries for ___smulsi3_highpart and
3298 ___umulsi3_highpart.
3300 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
3301 rather than schedule_insns if the pass is enabled.
3303 2010-01-13 Martin Jambor <mjambor@suse.cz>
3305 PR tree-optimization/42704
3306 * tree-sra.c (sra_modify_assign): Do not delete assignments to
3309 2010-01-13 Martin Jambor <mjambor@suse.cz>
3311 PR tree-optimization/42703
3312 * tree-sra.c (analyze_access_subtree): Check that we can build a
3313 reference to the original data within the aggregate.
3315 2010-01-13 Richard Guenther <rguenther@suse.de>
3317 PR tree-optimization/42705
3318 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
3320 2010-01-13 Richard Guenther <rguenther@suse.de>
3323 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
3325 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3328 * var-tracking.c (values_to_unmark): New variable.
3329 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3330 values_to_unmark vector. Moved body to...
3331 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3332 instead queue it into values_to_unmark vector.
3333 (vt_find_locations): Free values_to_unmark vector.
3335 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
3337 * config/s390/s390.c (override_options): Set
3338 default of max-pending-list-length to 256
3340 2010-01-13 Richard Guenther <rguenther@suse.de>
3343 * tree-pass.h (PROP_gimple_lcx): New.
3344 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
3345 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
3346 before the final cleanup_eh.
3347 (dump_properties): Dump PROP_gimple_lcx.
3348 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
3349 (tree_lower_complex_O0): Remove.
3350 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
3351 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
3352 tree_lower_complex, schedule TODO_update_ssa.
3353 * lto-streamer-out.c (output_function): Stream the functions
3355 * lto-streamer-in.c (input_function): Likewise.
3356 (lto_read_body): Do not override them here.
3358 2010-01-12 Joseph Myers <joseph@codesourcery.com>
3361 * c-typeck.c (build_c_cast): Fold value cast to union type before
3362 wrapping it in a CONSTRUCTOR.
3364 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3366 PR rtl-optimization/42699
3367 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
3370 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3372 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3373 SUBTARGET_WARN_UNUSED_SPEC): Move ...
3374 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3375 SUBTARGET_WARN_UNUSED_SPEC): ... here
3376 * config/mips/iris5.h (LIBGCC_SPEC): Define.
3378 2010-01-12 Julian Brown <julian@codesourcery.com>
3380 * config/arm/neon-schedgen.ml (Utils): Don't try to
3381 open missing module.
3382 (find_with_result): New.
3384 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3387 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
3388 sharing when canonicalizing ({lt,ge}u (plus a b) b).
3390 PR tree-optimization/42645
3391 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
3392 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
3393 decl_map, set processing_debug_stmt to -1 and return name without
3396 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
3398 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
3399 binutils version, and reword target configuration description.
3401 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3403 * config/avr/avr.h (LINKER_NAME): Remove.
3405 2010-01-11 Janis Johnson <janis187@us.ibm.com>
3408 * config/rs6000/rs6000.c (rs6000_override_options): On targets
3409 that support VSX, warn for -mno-altivec if vsx is not disabled,
3412 2010-01-11 Joseph Myers <joseph@codesourcery.com>
3413 Shujing Zhao <pearly.zhao@oracle.com>
3415 PR translation/42469
3416 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
3417 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
3418 character between option name and help text.
3419 * c.opt (imultilib): Likewise.
3421 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
3423 * lto-streamer-out.c (output_unreferenced_globals): Output static
3426 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
3428 PR rtl-optimization/42621
3429 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
3430 optimizing for size.
3431 (duplicate_computed_gotos): Remove now-redundant check.
3433 2010-01-10 Steve Ellcey <sje@cup.hp.com>
3436 * configure.ac: Save and restore LDFLAGS and LIBS
3437 * configure: Regenerate.
3439 2010-01-10 Richard Guenther <rguenther@suse.de>
3442 * builtins.c (fold_builtin_strlen): Add type argument and
3443 convert the resulting length to it.
3444 (fold_builtin_1): Adjust.
3446 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3448 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
3449 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
3451 (num_insns_constant_wide): Adjust for that change.
3453 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3456 * web.c (union_defs): Add used argument, to combine uses of
3458 (entry_register): Adjust type and tests of used argument.
3459 (web_main): Widen used for new use. Pass it to union_defs.
3460 * df.h (union_defs): Adjust prototype.
3462 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3465 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
3466 uses in new incoming argument. Free body.
3467 (reset_debug_uses_in_loop): New.
3468 (analyze_insn_to_expand_var): Call the latter if the former found
3469 anything. Fix whitespace. Reject invalid dest overlaps before
3470 going through all insns in the loop.
3472 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3475 * haifa-sched.c (dying_use_p): Debug insns don't count.
3477 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3480 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
3481 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
3482 (verify_gimple_call): Reject LHS in noreturn calls.
3484 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3488 * tree-vect-loop-manip.c (adjust_info): New type.
3489 (adjust_vec): New pointer to vector.
3490 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
3491 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
3492 (slpeel_update_phis_for_duplicate_loop): Use them.
3493 (slpeel_update_phi_nodes_for_guard1): Likewise.
3494 (slpeel_update_phi_nodes_for_guard2): Likewise.
3495 (slpeel_tree_peel_loop_to_edge): Likewise.
3496 (vect_update_ivs_after_vectorizer): Likewise.
3498 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3500 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
3501 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3503 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3505 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
3506 bogus uninitialized warning.
3508 2010-01-09 Richard Guenther <rguenther@suse.de>
3511 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
3512 the evolution is compatible with the initial condition.
3514 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3516 * gcc.c (process_command): Update copyright notice dates.
3517 * gcov.c (print_version): Likewise.
3518 * gcov-dump.c (print_version): Likewise.
3519 * mips-tfile.c (main): Likewise.
3520 * mips-tdump.c (main): Likewise.
3522 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3525 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
3527 (rotlhi3_8): Delete.
3529 (rotlsi3_8): Delete.
3530 (rotlsi3_16): Delete.
3531 (rotlsi3_24): Delete.
3533 (*rotw<mode>3): New.
3534 (*rotb<mode>3): New.
3535 * config/avr/avr.c (avr_rotate_bytes): New function.
3536 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
3538 2010-01-08 Steve Ellcey <sje@cup.hp.com>
3541 * configure.ac: Modify -rdynamic check.
3542 * configure: Regenerate.
3544 2010-01-08 DJ Delorie <dj@redhat.com>
3546 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
3547 register popping order.
3549 2010-01-08 Richard Guenther <rguenther@suse.de>
3552 * c.opt (fsigned-char): Also let LTO handle this option.
3553 (funsigned-char): Likewise.
3555 2010-01-07 Richard Guenther <rguenther@suse.de>
3557 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
3558 (gimple_op): Likewise.
3559 (gimple_op_ptr): Likewise.
3560 (gimple_assign_set_lhs): Remove gcc_assert.
3561 (gimple_assign_set_rhs1): Likewise.
3562 (gimple_assign_set_rhs2): Likewise.
3563 (gimple_call_set_lhs): Likewise.
3564 (gimple_call_set_fn): Likewise.
3565 (gimple_call_set_fndecl): Likewise.
3566 (gimple_call_fndecl): Likewise.
3567 (gimple_call_return_type): Likewise.
3568 (gimple_call_set_chain): Likewise.
3569 (gimple_call_num_args): Likewise.
3570 (gimple_call_set_arg): Likewise.
3571 (gimple_cond_set_code): Likewise.
3572 (gimple_cond_set_lhs): Likewise.
3573 (gimple_cond_set_rhs): Likewise.
3574 (gimple_cond_set_true_label): Likewise.
3575 (gimple_cond_set_false_label): Likewise.
3576 (gimple_label_set_label): Likewise.
3577 (gimple_goto_set_dest): Likewise.
3578 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
3579 (gimple_debug_bind_get_value): Likewise.
3580 (gimple_debug_bind_get_value_ptr): Likewise.
3581 (gimple_debug_bind_set_var): Likewise.
3582 (gimple_debug_bind_set_value): Likewise.
3583 (gimple_debug_bind_reset_value): Likewise.
3584 (gimple_debug_bind_has_value_p): Likewise.
3585 (gimple_return_retval_ptr): Remove gcc_assert.
3586 (gimple_return_retval): Likewise.
3587 (gimple_return_set_retval): Likewise.
3588 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
3589 (safe_referenced_var_iterator): Remove.
3590 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
3591 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
3592 (fill_referenced_var_vec): Remove.
3593 (first_readonly_imm_use): Remove redundant gcc_assert.
3594 (phi_arg_index_from_use): Combine gcc_asserts.
3595 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
3596 (first_imm_use_stmt): Remove redundant gcc_assert.
3597 * tree-cfg.c (verify_gimple_call): Verify function and chain
3598 operands. Verify arguments.
3599 (verify_types_in_gimple_stmt): Verify condition code and labels.
3601 2010-01-07 Richard Guenther <rguenther@suse.de>
3603 PR tree-optimization/42641
3604 * sese.c (rename_map_elt_info): Use the SSA name version, do
3607 2010-01-07 Jakub Jelinek <jakub@redhat.com>
3609 PR tree-optimization/42625
3610 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
3611 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
3613 2010-01-07 Duncan Sands <baldrick@free.fr>
3615 * Makefile.in (PLUGIN_HEADERS): Add version.h.
3617 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
3620 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
3621 note itself is not function_invariant_p.
3623 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
3625 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
3626 Do not add the DF_NOTE problem.
3627 * store-motion.c (execute_rtl_store_motion): Likewise.
3629 2010-01-07 Martin Jambor <mjambor@suse.cz>
3631 PR tree-optimization/42157
3632 * tree-sra.c (compare_access_positions): Stabilize sort if both
3633 accesses have integer types, return zero immediately if they are the
3636 2010-01-06 Richard Henderson <rth@redhat.com>
3639 * haifa-sched.c (add_to_note_list): Merge into ...
3640 (concat_note_lists): ... here, and ...
3641 (unlink_other_notes, rm_other_notes): Merge into...
3642 (remove_notes): ... here. Create REG_SAVE_NOTEs for
3643 NOTE_INSN_EPILOGUE_BEG.
3645 2010-01-06 Richard Guenther <rguenther@suse.de>
3647 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
3648 not inline regular functions into always-inline functions.
3650 2010-01-06 Nick Clifton <nickc@redhat.com>
3652 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
3653 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
3655 (OVERRIDE_OPTIONS): Delete.
3656 (OPTIMIZATION_OPTIONS): Define.
3657 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
3658 * config/rx/rx.c (rx_handle_option): Issue an error message if
3659 -mcpu=rx200 and -fpu are used together.
3660 (rx_set_optimization_options): New function. Issue an error
3661 message if an optimization attribute attempts to reset the FPU/
3662 math optimization pairing.
3663 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
3664 * config/rx/rx.opt: Set the default to 32-bit doubles.
3665 * config/rx/t-rx: Add multilibs for -nofpu option.
3666 * doc/invoke.texi: Update documentation of RX options.
3668 2010-01-06 Richard Guenther <rguenther@suse.de>
3670 * tree-ssa-pre.c (name_to_id): New global.
3671 (alloc_expression_id): Simplify SSA name handling.
3672 (lookup_expression_id): Likewise.
3673 (init_pre): Zero name_to_id.
3674 (fini_pre): Free it.
3676 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
3678 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
3680 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
3683 * config/i386/sse.md (smaxv2di3): New.
3684 (umaxv2di3): Likewise.
3685 (sminv2di3): Likewise.
3686 (uminv2di3): Likewise.
3688 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
3691 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
3692 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
3693 (legitimize_tls_address): Likewise.
3694 (sparc_tls_referenced_p): Likewise.
3695 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
3696 and adjust calls to legitimize_pic_address.
3697 (legitimate_constant_p) Use sparc_tls_referenced_p.
3698 (legitimate_pic_operand_p): Likewise.
3699 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
3700 (sparc_tls_symbol_ref_1): Delete.
3701 (sparc_tls_referenced_p): Make static, recognize specific patterns.
3702 (legitimize_tls_address): Make static, handle CONST patterns.
3703 (legitimize_pic_address): Make static, remove unused parameter and
3704 adjust recursive calls.
3705 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
3706 and adjust call to legitimize_pic_address.
3707 (sparc_output_mi_thunk): Likewise.
3709 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
3710 H.J. Lu <hongjiu.lu@intel.com>
3713 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
3714 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
3715 operands to make them signed.
3718 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3721 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3722 GTU to GT for V4SI and V2DI.
3724 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3725 (umin<mode>3): Removed.
3727 (uminv4si3): Likewise.
3729 2010-01-05 Martin Jambor <mjambor@suse.cz>
3731 PR tree-optimization/42462
3732 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
3733 current_function_decl to helper functions and macros.
3735 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3738 * flags.h: Don't include real.h.
3739 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
3740 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
3741 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
3742 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
3743 * dominance.c: Update copyright.
3744 * gimple.c (walk_gimple_op): Remove inline.
3745 * tree-ssa-reassoc.c: Include real.h.
3746 * Makefile.in (FLAGS_H): Remove $(REAL_H).
3747 (tree-ssa-reassoc.o): Depend on $(REAL_H).
3749 2010-01-05 Nick Clifton <nickc@redhat.com>
3751 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
3752 register to push into the stack frame when the accumulator has to
3753 be saved during interrupts.
3755 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
3757 * doc/invoke.texi: Remove the documentation about option
3759 * common.opt (Wunreachable-code): Preserved for backward
3761 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
3762 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
3763 the backward compatibility flag section.
3765 2010-01-05 Richard Guenther <rguenther@suse.de>
3767 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
3769 2010-01-05 Jakub Jelinek <jakub@redhat.com>
3772 * cfgexpand.c (expand_one_var): Diagnose too large variables.
3774 PR tree-optimization/42508
3775 * tree-sra.c (convert_callers): Check for recursive call
3776 by comparing cgraph nodes instead of decls.
3777 (modify_function): Call ipa_modify_formal_parameters also
3778 on all same_body aliases.
3780 * cgraphunit.c (cgraph_materialize_all_clones): Compare
3781 cgraph nodes when checking for same_body aliases.
3783 2010-01-05 Richard Guenther <rguenther@suse.de>
3785 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
3786 allocation and lookup.
3787 (get_or_alloc_expr_for_constant): Likewise.
3788 (phi_translate): Sink allocation.
3790 2010-01-04 Richard Guenther <rguenther@suse.de>
3792 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
3793 a new entry only if needed.
3794 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
3795 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
3797 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
3799 (phi_translate): Handle CONSTANTs early.
3801 2010-01-04 Martin Jambor <mjambor@suse.cz>
3803 PR tree-optimization/42398
3804 * tree-sra.c (struct access): Removed flag grp_different_types.
3805 (dump_access): Do not dump the removed flag.
3806 (sort_and_splice_var_accesses): Do not set the removed flag.
3807 (sra_modify_expr): Check for type compatibility directly.
3809 2010-01-04 Martin Jambor <mjambor@suse.cz>
3811 PR tree-optimization/42366
3812 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
3813 edges with variable number of parameters.
3814 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
3815 flag instead of asserting it.
3816 (ipa_read_node_info): Read uses_analysis_done flag.
3818 2010-01-04 Richard Guenther <rguenther@suse.de>
3820 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
3821 iterative_hash_* as intended.
3822 (vn_reference_compute_hash): Likewise. Simplify hashing
3824 (vn_reference_lookup_2): Likewise.
3825 (vn_nary_op_compute_hash): Likewise.
3826 (vn_phi_compute_hash): Likewise.
3827 (expressions_equal_p): Remove strange code.
3828 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
3829 (pre_expr_hash): Likewise. Simplify hashing SSA names.
3830 (bitmap_insert_into_set_1): Take value-id as parameter.
3831 (add_to_value): Pass it.
3832 (bitmap_insert_into_set): Likewise.
3833 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
3835 2010-01-04 Jakub Jelinek <jakub@redhat.com>
3838 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
3839 (do_self_spec): For switches with SWITCH_IGNORE set set also
3840 SWITCH_IGNORE_PERMANENTLY.
3841 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
3844 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
3846 * lto-streamer-out.c (output_unreferenced_globals): Output the full
3847 tree of an unreferenced global var.
3849 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3852 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3853 GTU to GT for V4SI and V2DI.
3855 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3856 (umin<mode>3): Removed.
3858 (uminv4si3): Likewise.
3860 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3863 * collect2.c (main): Turn on trace in collect2 if -v is passed
3866 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
3868 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
3869 description of expression operand.
3871 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
3873 * configure.ac: Add install-html to target_list for Make-hooks.
3874 * configure: Regenerate.
3875 * fortran/Make-lang.in (F95_HTMLFILES): New.
3876 (fortran.html): Use it.
3877 (fortran.install-html): New.
3878 * Makefile.in (install-html): Add lang.install-html.
3879 * java/Make-lang.in (JAVA_HTMLFILES): New.
3880 (java.html): Use it.
3881 (java.install-html): New.
3882 * objc/Make-lang.in (objc.install-html): New.
3883 * objcp/Make-lang.in (obj-c++.install-html): New.
3884 * cp/Make-lang.in (c++.install-html): New.
3885 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
3886 * lto/Make-lang.in (lto.install-html): New.
3888 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
3891 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
3893 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
3895 PR rtl-optimization/41862
3896 * store-motion.c (store_killed_in_insn, compute_store_table,
3897 remove_reachable_equiv_notes, replace_store_insn,
3898 build_store_vectors): Ignore all DEBUG_INSNs.
3900 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
3903 * common.opt: Add dumpdir.
3905 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
3907 (option_map): Add --dumpdir.
3909 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
3911 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
3913 * opts.c (decode_options): Try dump_dir_name first if
3914 dump_base_name isn't an absolute path.
3915 (common_handle_option): Handle OPT_dumpdir.
3917 * toplev.c (dump_dir_name): New.
3918 (print_switch_values): Also ignore -dumpdir.
3920 * toplev.h (dump_dir_name): New.
3922 2010-01-03 Richard Guenther <rguenther@suse.de>
3924 PR tree-optimization/42589
3925 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
3926 double-word expansion of bswap32.
3928 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
3930 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
3931 with BLOCK_FOR_INSN.
3932 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
3933 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
3934 noce_process_if_block): Likewise.
3935 * gcse.c (compute_local_properties, insert_expr_in_table,
3936 insert_set_in_table, canon_list_insert, find_avail_set,
3937 pre_insert_copy_insn): Likewise.
3939 * basic-block.h (BLOCK_NUM): Move from here...
3940 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
3942 2010-01-03 Richard Guenther <rguenther@suse.de>
3944 PR tree-optimization/42438
3945 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
3946 contains_may_not_return_call flag.
3947 (BB_MAY_NOTRETURN): New.
3948 (valid_in_sets): Trapping nary operations are not valid
3949 in blocks that may not return.
3950 (insert_into_preds_of_block): Remove check for trapping expressions.
3951 (compute_avail): Compute also BB_MAY_NOTRETURN.
3953 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
3955 * doc/invoke.texi: Add 2010 to copyright years.
3957 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
3959 * config/sparc/sparc.c: Fix formatting nits.
3961 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
3962 Alexander Monakov <amonakov@ispras.ru>
3964 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
3966 2010-01-02 Richard Guenther <rguenther@suse.de>
3969 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
3970 (simplify_switch_using_ranges): Mark to be removed edges
3973 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3975 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3977 * collect2.c (scan_libraries): Add missing argument in call to
3980 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
3983 * config/alpha/predicates.md (aligned_memory_operand): Return false
3985 (unaligned_memory_operand): Return true for CQImode.
3986 * config/alpha/alpha.c (get_aligned_mem): Assert that location
3987 doesn not cross aligned SImode word boundary.
3989 2010-01-02 Anatoly Sokolov <aesok@post.ru>
3991 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
3993 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
3994 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
3996 2010-01-02 Richard Guenther <rguenther@suse.de>
3999 * toplev.c (compile_file): Emit LTO marker properly. Change
4001 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
4003 2010-01-01 Richard Guenther <rguenther@suse.de>
4006 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
4008 2010-01-01 Richard Guenther <rguenther@suse.de>
4011 * c-decl.c (grokdeclarator): For zero-size arrays force
4012 structural equality checks as layout_type does.
4014 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4016 * builtins.c: Update copyright to 2010.
4018 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
4021 * lto-streamer-out.c (produce_asm): Revert the last change.
4022 (copy_function): Likewise.
4024 * lto-streamer.c (lto_get_section_name): Skip any leading
4027 2010-01-01 Richard Guenther <rguenther@suse.de>
4030 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
4034 Copyright (C) 2010 Free Software Foundation, Inc.
4036 Copying and distribution of this file, with or without modification,
4037 are permitted in any medium without royalty provided the copyright
4038 notice and this notice are preserved.