1 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
4 * var-tracking.c (canonicalize_vars_star): New.
5 (dataflow_post_merge_adjust): Use it.
7 2010-03-18 Jakub Jelinek <jakub@redhat.com>
10 * var-tracking.c (non_suitable_const): New function.
11 (add_uses): For DEBUG_INSNs with constants, don't record any
12 value, instead just the constant value itself.
13 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
14 is not VAR_LOC_UNKNOWN_P, set var to the constant.
15 (emit_notes_in_bb): Likewise.
16 (emit_note_insn_var_location): For onepart variables if
17 cur_loc is a VOIDmode constant, use DECL_MODE.
19 2010-03-18 Martin Jambor <mjambor@suse.cz>
22 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
23 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
24 all non-clones. Moved call redirection...
25 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new
27 (cgraph_materialize_all_clones): Dispose of all
28 combined_args_to_skip bitmaps.
29 (verify_cgraph_node): Do not check for edges pointing to wrong
30 nodes in inline clones.
31 * tree-inline.c (copy_bb): Call
32 cgraph_redirect_edge_call_stmt_to_callee.
33 * ipa.c (cgraph_remove_unreachable_nodes): Call
34 cgraph_node_remove_callees even when there are used clones.
36 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
38 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
40 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
43 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
46 2010-03-18 Michael Matz <matz@suse.de>
49 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
50 into sqrt(x) if we need to preserve signed zeros.
52 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
53 Eric Botcazou <ebotcazou@adacore.com>
55 PR rtl-optimization/43360
56 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
57 note if we don't know its invariant status.
59 2010-03-18 Michael Matz <matz@suse.de>
61 PR tree-optimization/43402
62 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
63 PHI chains of ssa names registered for update.
65 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
68 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
69 non-offsettable and pre_modify update addressing.
70 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
71 and "2" alternatives "#".
72 (*movdd_softfloat32): Make all alternatives "#";
73 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
74 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
75 (*movdf_softfloat32): Make all alternatives "#";
76 (movdi): Use the new DIFD mode iterator to create a common splitter
77 for movdi, movdf and movdd patterns.
79 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
81 * common.opt (dumpdir): Remove redundant tab.
83 2010-03-17 Martin Jambor <mjambor@suse.cz>
85 PR tree-optimization/43347
86 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
87 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
89 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
91 PR rtl-optimization/42216
92 * regrename.c (create_new_chain): New function, broken out from...
93 (scan_rtx_reg): ... here. Call it. Handle the case where we are
94 appending a use to an empty chain.
95 (build_def_use): Remove previous changes that convert OP_INOUT to
96 OP_OUT operands; instead detect the case where an OP_INOUT operand
97 uses a previously untracked register and create an empty chain for
100 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
102 * doc/extend.texi (Function Attributes): Rewrite unfinished
103 sentence in ms_abi documentation.
105 2010-03-17 Alan Modra <amodra@gmail.com>
107 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
108 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
109 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
110 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
112 2010-03-16 Richard Henderson <rth@redhat.com>
115 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
116 (lower_try_finally): Save and restore eh_seq around the expansion
119 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
121 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
122 statements before splitting block.
124 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
126 * doc/sourcebuild.texi (Testsuites): Fix markup.
127 Use pathnames relative to gcc/testsuite.
128 (Test Directives): Move description of how timeout is determined.
129 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
130 (C Tests): Correct gcc.misc-tests directory.
131 Framework tests now live in gcc.test-framework.
133 2010-03-16 Richard Guenther <rguenther@suse.de>
136 * tree-cfg.c (gimple_merge_blocks): When propagating virtual
137 PHI operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI
140 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
141 Alexandre Oliva <aoliva@redhat.com>
143 PR tree-optimization/42917
144 * lambda-code.c (remove_iv): Skip debug statements.
145 (lambda_loopnest_to_gcc_loopnest): Likewise.
146 (not_interesting_stmt): Debug statements are not interesting.
148 2010-03-16 Jakub Jelinek <jakub@redhat.com>
152 * cselib.c (cselib_preserve_constants,
153 cfa_base_preserved_val): New static variables.
154 (preserve_only_constants): New function.
155 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
156 clear its REG_VALUES. If cselib_preserve_constants, don't
157 empty the whole hash table, but preserve there VALUEs with constants,
158 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
159 (cselib_preserve_cfa_base_value): New function.
160 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
161 (cselib_init): Change argument to int bitfield. Set
162 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
164 (cselib_finish): Clear cselib_preserve_constants and
165 cfa_base_preserved_val.
166 * cselib.h (enum cselib_record_what): New enum.
167 (cselib_init): Change argument to int.
168 (cselib_preserve_cfa_base_value): New prototype.
169 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
170 * dse.c (dse_step1): Likewise.
171 * cfgcleanup.c (thread_jump): Likewise.
172 * sched-deps.c (sched_analyze): Likewise.
173 * gcse.c (local_cprop_pass): Likewise.
174 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
175 If FN is non-NULL, call the callback always and whenever it returns
176 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
177 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
178 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
179 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
180 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
181 * var-tracking.c: Include recog.h.
182 (bb_stack_adjust_offset): Remove.
183 (vt_stack_adjustments): Don't call it, instead just gather the
184 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
185 (adjust_stack_reference): Remove.
186 (compute_cfa_pointer): New function.
187 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
188 (struct adjust_mem_data): New type.
189 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
191 (get_address_mode): New function.
192 (replace_expr_with_values): Use it.
193 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
194 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
195 (adjust_sets): Remove.
196 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
197 Use get_address_mode.
198 (get_adjusted_src): Remove.
199 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
200 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
201 (add_with_sets): Don't call adjust_sets.
202 (fp_setter, vt_init_cfa_base): New functions.
203 (vt_initialize): Change return type to bool. Move most of pool etc.
204 initialization to the beginning of the function from end. Pass
205 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
206 If !frame_pointer_needed, call vt_stack_adjustment before mos
207 vector is filled, call vt_init_cfa_base if argp/framep has been
208 eliminated to sp. If frame_pointer_needed and argp/framep has
209 been eliminated to hard frame pointer, set
210 hard_frame_pointer_adjustment and call vt_init_cfa_base after
211 encountering fp setter in the prologue. For MO_ADJUST, call
212 log_op_type before pusing the op into mos vector, not afterwards.
213 Call adjust_insn before cselib_process_insn/add_with_sets,
214 call cancel_changes (0) afterwards.
215 (variable_tracking_main_1): Adjust for vt_initialize calling
216 vt_stack_adjustments and returning whether it succeeded or not.
218 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
220 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
223 2010-03-15 Jakub Jelinek <jakub@redhat.com>
225 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
227 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
228 drap_reg has not been set.
230 2010-03-15 Michael Matz <matz@suse.de>
233 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
234 use it to expand block copies.
235 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
236 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
237 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
239 2010-03-15 Richard Guenther <rguenther@suse.de>
241 PR tree-optimization/43367
242 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
245 2010-03-15 Richard Guenther <rguenther@suse.de>
247 PR tree-optimization/43317
248 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
250 2010-03-15 Martin Jambor <mjambor@suse.cz>
252 PR tree-optimization/43141
253 * tree-sra.c (create_abstract_origin): New function.
254 (modify_function): Call create_abstract_origin.
256 2010-03-15 Chris Demetriou <cgd@google.com>
258 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
261 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
264 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
265 call insert_out_of_ssa_copy for default definitions.
267 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
269 * graphite-clast-to-gimple.c (my_long_long): Defined.
270 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
271 * graphite-sese-to-poly.c (my_long_long): Defined.
272 (scop_ivs_can_be_represented): Use it.
274 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
276 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
277 graphite-max-bbs-per-function, and loop-block-tile-size.
278 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
280 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
282 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
284 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
286 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
287 (add_upper_bounds_from_estimated_nit): New.
288 (build_loop_iteration_domains): Use it.
290 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
292 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
294 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
297 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
298 should be an INTEGER_CST. Also handle CASE_CONVERT.
300 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
302 * graphite.c (graphite_initialize): To bound the number of bbs per
303 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
304 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
305 * doc/invoke.texi: Document it.
307 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
309 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
310 * graphite-sese-to-poly.h (build_poly_scop): Same.
312 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
314 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
315 the number of parameters in the scop. Use as an upper bound
316 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
317 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
318 * doc/invoke.texi: Document it.
320 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
322 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
323 * doc/c-tree.texi: Remove.
324 * doc/generic.texi: Merge c-tree.texi here.
325 * doc/gccint.texi (Trees): Remove menu entry.
326 (c-tree.texi): Remove @include.
327 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
328 * doc/languages.texi (Reading RTL): Ditto.
330 2010-03-12 Steve Ellcey <sje@cup.hp.com>
333 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
335 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
338 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
339 code added to work around reload clobbering CONST insns.
341 2010-03-12 Jakub Jelinek <jakub@redhat.com>
343 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
344 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
345 (cselib_preserve_only_values): Remove retain argument, don't
346 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
347 * cselib.h (cselib_preserve_only_values): Remove retain argument.
348 * var-tracking.c (micro_operation): Move insn field before union.
349 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
350 (struct variable_tracking_info_def): Remove n_mos field, change
351 mos into a vector of micro_operations.
352 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
353 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
354 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
355 changing into a vector.
356 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
357 come before all other uops generated by add_stores.
358 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
360 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
361 a vector. Run just one pass over the bbs instead of separate counting
362 and computation phase.
363 (vt_finalize): Free VTI (bb)->mos vector instead of array.
366 * tree-inline.c (remap_decls): Put old_var rather than origin_var
367 into *nonlocalized_list vector.
368 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
369 even if origin is non-NULL.
370 (gen_variable_die): Likewise.
371 (process_scope_var): Don't change origin.
372 (gen_decl_die): Likewise.
373 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
374 before adding new edges instead of after it, fix moving over
377 2010-03-11 David S. Miller <davem@davemloft.net>
379 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
381 * configure: Rebuild.
383 2010-03-11 Martin Jambor <mjambor@suse.cz>
385 PR tree-optimization/43257
386 * tree.c (assign_assembler_name_if_neeeded): New function.
387 (free_lang_data_in_cgraph): Assembler name assignment moved to the
389 * tree.h (assign_assembler_name_if_neeeded): Declare.
390 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
391 the function if needed.
393 2010-03-11 Chris Demetriou <cgd@google.com>
395 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
396 include/stdint-gcc.h, and include/stdint.h world-readable.
398 2010-03-11 Richard Guenther <rguenther@suse.de>
400 PR tree-optimization/43255
401 * tree-vrp.c (process_assert_insertions_for): Do not insert
402 asserts for trivial conditions.
404 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
406 PR tree-optimization/43280
407 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
408 generation. Move calculation of size out of the if branch.
409 (find_bswap): Modify compare number generation.
411 2010-03-11 Richard Guenther <rguenther@suse.de>
414 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
415 (input_gimple_stmt): Fixup handled component types during
416 operand read. Also fix up decls in ADDR_EXPRs.
418 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
420 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
421 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
423 2010-03-10 Jan Hubicka <jh@suse.cz>
426 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
427 * varasm.c (get_variable_section): Don't do that here...
428 (make_decl_rtl): ... and here.
429 (do_assemble_alias): Produce decl RTL.
430 (assemble_alias): Likewise.
432 2010-03-10 Jakub Jelinek <jakub@redhat.com>
435 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
436 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
438 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
439 (based_loc_descr): Only express drap or vdrap regno based expressions
440 using DW_OP_fbreg when not optimizing.
441 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
442 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
443 REG_CFA_SET_VDRAP note.
445 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
447 PR tree-optimization/43236
448 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
449 error in calculation of base address in reverse iteration case.
450 (generate_builtin): Take number of latch executions if the statement
453 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
456 * tree-eh.c: Include pointer-set.h.
457 (lower_eh_dispatch): Filter out duplicate case labels and
458 remove the unneeded edge when the label is unused. Return
459 true when some edges are removed.
460 (execute_lower_eh_dispatch): When any lowering resulted in
461 removing an edge, also delete unreachable blocks.
463 2010-03-10 Jakub Jelinek <jakub@redhat.com>
466 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
467 UNSPEC_MACHOPIC_OFFSET.
469 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
472 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
473 (m68k_delegitimize_address): New function.
475 2010-03-09 Jakub Jelinek <jakub@redhat.com>
478 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
481 * var-tracking.c (adjust_sets): New function.
482 (count_with_sets, add_with_sets): Use it.
483 (get_adjusted_src): New inline function.
484 (add_stores): Use it.
487 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
488 call cselib_dummy_expand_value_rtx_cb instead of
489 cselib_expand_value_rtx_cb.
492 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
493 * config/i386/i386.c: Include debug.h and dwarf2out.h.
494 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
495 and .cfi_endproc around the pic thunks.
496 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
497 all queued unwind info register saves are saved before the call.
498 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
499 considered as sp-=4 for unwind info and the pop as sp+=4 which
500 also clobbers dest, but doesn't actually restore it.
503 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
506 2010-03-09 Jie Zhang <jie@codesourcery.com>
508 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
509 whitespaces in output template.
511 2010-03-09 Jie Zhang <jie@codesourcery.com>
513 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
516 2010-03-08 Jakub Jelinek <jakub@redhat.com>
518 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
519 builtins.exp in a separate job.
521 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
523 * graphite-sese-to-poly.c (add_param_constraints): Use
524 lower_bound_in_type and upper_bound_in_type.
526 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
528 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
529 instead of unsigned_type_node.
531 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
532 Reza Yazdani <reza.yazdani@amd.com>
535 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
536 on pointer type parameters.
538 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
542 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
543 handle conversions from pointer to integers.
544 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
545 induction variable, to be able to work with code generated by CLooG.
546 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
547 (build_poly_scop): Bail out if we cannot codegen a loop.
549 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
551 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
552 code generation with gloog_error.
554 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
556 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
557 Call fold_convert on all the returned values.
558 (expand_scalar_variables_expr): Pass to
559 expand_scalar_variables_ssa_name the type of the resulting expression.
561 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
563 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
564 ppl_min_for_le_pointset.
565 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
566 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
568 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
570 * graphite-dependences.c (map_into_dep_poly): Removed.
571 (dependence_polyhedron_1): Use combine_context_id_scat.
573 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
575 * graphite-poly.h (struct poly_scattering): Add layout documentation.
576 (struct poly_bb): Same.
577 (combine_context_id_scat): New.
579 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
582 * sese.c (name_defined_in_loop_p): Return false for default
585 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
587 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
588 and clean up the logic.
590 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
592 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
595 2010-03-08 Jakub Jelinek <jakub@redhat.com>
597 * var-tracking.c (remove_cselib_value_chains): Define only for
599 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
600 delete_slot_part, emit_notes_for_differences_1): Don't call
601 remove_cselib_value_chains here.
602 (set_slot_part, emit_notes_for_differences_2): Don't call
603 add_cselib_value_chains here.
604 (preserved_values): New vector.
605 (preserve_value): New function.
606 (add_uses, add_stores, vt_add_function_parameters): Use it
607 instead of cselib_preserve_value.
608 (changed_values_stack): New vector.
609 (check_changed_vars_0): New function.
610 (check_changed_vars_1, check_changed_vars_2): Use it.
611 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
612 changed_values_stack VALUEs.
613 (vt_emit_notes): For all preserved_values call
614 add_cselib_value_chains. If ENABLE_CHECKING call
615 remove_cselib_value_chains before verifying value_chains is empty.
616 Initialize and free changed_values_stack.
617 (vt_initialize): Initialize preserved_values.
618 (vt_finalize): Free preserved_values.
620 2010-03-08 Richard Guenther <rguenther@suse.de>
622 PR tree-optimization/43269
623 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
626 2010-03-08 Martin Jambor <mjambor@suse.cz>
628 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
629 (ipa_is_param_called): Removed.
630 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
631 (ipa_print_node_params): Do not print the called flag.
632 (ipa_write_node_info): Do not stream the called flag.
633 (ipa_read_node_info): Likewise.
635 2010-03-07 Jakub Jelinek <jakub@redhat.com>
638 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
639 * cselib.c (struct expand_value_data): Add dummy field.
640 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
642 (cselib_dummy_expand_value_rtx_cb): New function.
643 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
645 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
646 * var-tracking.c: Include pointer-set.h.
647 (variable): Change n_var_parts to char from int. Add
648 cur_loc_changed and in_changed_variables fields.
649 (variable_canonicalize): Remove.
650 (shared_var_p): New inline function.
651 (unshare_variable): Maintain cur_loc_changed and
652 in_changed_variables fields. If var was in changed_variables,
653 replace it there with new_var. Just copy cur_loc instead of
654 resetting it to something else.
655 (variable_union): Don't recompute cur_loc. Use shared_var_p.
656 (dataflow_set_union): Don't call variable_canonicalize.
657 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
658 of their DEBUG_EXPR_TREE_DECLs.
659 (canonicalize_loc_order_check): Verify that cur_loc is NULL
660 and in_changed_variables and cur_loc_changed is false.
661 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
662 and cur_loc_changed. Don't update cur_loc here.
663 (variable_merge_over_src): Don't call variable_canonicalize.
664 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
665 removing loc that is equal to cur_loc, clear cur_loc,
666 set cur_loc_changed and ensure variable_was_changed is called.
667 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
668 compare pointers in cur_loc check, if it is equal to loc,
669 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
670 (variable_different_p): Remove compare_current_location argument,
671 don't compare cur_loc.
672 (dataflow_set_different_1): Adjust variable_different_p caller.
673 (variable_was_changed): If dv had some var in changed_variables
674 already, reset in_changed_variables flag for it and propagate
675 cur_loc_changed over to the new variable. On empty var
676 always set cur_loc_changed. Set in_changed_variables on whatever
677 var is added to changed_variables.
678 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
679 Use shared_var_p. When removing loc that is equal to cur_loc,
680 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
681 end, don't set it to something else, just call variable_was_changed.
682 (delete_slot_part): Use shared_var_p. When cur_loc equals to
683 loc being removed, clear cur_loc and set cur_loc_changed.
684 Set cur_loc_changed if all locations have been removed.
685 (struct expand_loc_callback_data): New type.
686 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
687 allocated. Always create SUBREGs if simplify_subreg failed.
688 Prefer to use cur_loc, when that fails and still in
689 changed_variables (and seen first time) recompute it. Set
690 cur_loc_changed of variables which had to change cur_loc and
691 compute elcd->cur_loc_changed if any of the subexpressions used
692 had to change cur_loc.
693 (vt_expand_loc): Adjust to pass arguments in
694 expand_loc_callback_data structure.
695 (vt_expand_loc_dummy): New function.
696 (emitted_notes): New variable.
697 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
698 that weren't used for any other decl in current
699 emit_notes_for_changes call call vt_expand_loc_dummy to update
700 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
701 first loc_chain location if NULL before. Always use just
702 cur_loc instead of first loc_chain location. When cur_loc_changed
703 is false, when not --enable-checking=rtl just don't emit any note.
704 When rtl checking, compute the note and assert it is the same
705 as previous note. Clear cur_loc_changed and in_changed_variables
706 at the end before removing from changed_variables.
707 (check_changed_vars_3): New function.
708 (emit_notes_for_changes): Traverse changed_vars to call
709 check_changed_vars_3 on each changed var.
710 (emit_notes_for_differences_1): Clear cur_loc_changed and
711 in_changed_variables. Recompute cur_loc of new_var.
712 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
713 (vt_emit_notes): Initialize and destroy emitted_notes.
715 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
717 PR rtl-optimization/42220
718 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
719 Use verify_reg_tracked to determine if we should use OP_OUT rather
721 (build_def_use): If we see an in-out operand for a register that we
722 know nothing about, treat is an output if possible, fail the block if
725 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
728 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
731 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
734 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
735 uses of relevant DEFs that are dead outside the loop too.
737 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
739 * var-tracking.c (dataflow_set_merge): Swap src and src2.
741 2010-01-13 Jakub Jelinek <jakub@redhat.com>
743 * var-tracking.c (values_to_unmark): New variable.
744 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
745 values_to_unmark vector. Moved body to...
746 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
747 instead queue it into values_to_unmark vector.
748 (vt_find_locations): Free values_to_unmark vector.
750 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
752 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
753 (site.exp): Export them when plugins are enabled.
755 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
758 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
760 (chrec_fold_multiply): Same.
762 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
765 * c-decl.c (build_compound_literal): Return early if init is
768 2010-03-04 Martin Jambor <mjambor@suse.cz>
770 PR tree-optimization/43164
771 PR tree-optimization/43191
772 * tree-sra.c (type_consists_of_records_p): Reject records with
773 zero-size bit-fields at the end.
775 2010-03-04 Mike Stump <mikestump@comcast.net>
777 * Makefile.in (TAGS): Remove *.y.
779 2010-03-04 Richard Guenther <rguenther@suse.de>
781 PR tree-optimization/40761
782 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
784 (my_rev_post_order_compute): New function.
787 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
790 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
791 decrease the cost of an IV candidate when the cost is infinite.
793 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
795 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
796 Use '3DNow!' for the extension of that name, ensure normal space
798 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
800 2010-03-03 Jeff Law <law@redhat.com>
802 * PR middle-end/32693
803 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
805 (extract_bit_field_1): Likewise.
807 2010-03-03 Janis Johnson <janis187@us.ibm.com>
809 * doc/sourcebuild.texi (Test directives): Document that arguments
810 include-opts and exclude-opts are now optional for dg-skip-if,
811 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
813 2010-03-03 Jason Merrill <jason@redhat.com>
816 * cgraph.h (varpool_node): Add extra_name field.
817 * varpool.c (varpool_extra_name_alias): New.
818 (varpool_assemble_decl): Emit extra name aliases.
819 (varpool_mark_needed_node): Look past an extra name alias.
820 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
821 * lto-streamer-in.c (lto_input_tree): Read it.
822 * lto-streamer-out.c (output_unreferenced_globals): Write it.
824 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
826 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
827 (sparc*-*-solaris2*): ...this.
829 2010-03-03 Jakub Jelinek <jakub@redhat.com>
832 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
833 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
834 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
835 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
838 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
839 fallthrough to default handling, just with want_address 0 instead of 2.
840 For single element lists, add_AT_loc directly, otherwise create an
841 artificial variable DIE and stick location list to it.
844 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
845 (VAL_EXPR_HAS_REVERSE): Define.
846 (reverse_op): New function.
847 (add_stores): For reversible operations add an extra MO_VAL_USE.
849 2010-03-02 Jason Merrill <jason@redhat.com>
851 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
853 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
855 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
856 (sparc64-*-linux*): Likewise.
857 (sparc64-*-solaris2*): Include assembler files before linker ones.
858 (sparc-*-solaris2*): Simplify and reorder to match previous case.
859 * config/sparc/gas.h: Delete.
860 * config/sparc/sol2-64.h: Add copyright notice.
861 * config/sparc/sol2-gas-bi.h: Likewise.
862 * config/sparc/sol2-gld.h: Likewise.
863 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
864 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
865 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
866 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
867 (sparc_elf_asm_named_section): Rename into...
868 (sparc_solaris_elf_asm_named_section): ...this. Always define.
870 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
872 * config/alpha/alpha.c (override_options): Fix -mtune error message.
874 2010-03-02 Jeff Law <law@redhat.com>
877 * reload1.c (rtx_p, substitute_stack): Declare.
878 (substitute): Record addresses of changed rtxs.
879 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
880 Restore the original rtx when complete.
881 (reload): Free subsitute_stack when complete.
883 2010-03-02 Janis Johnson <janis187@us.ibm.com>
885 * doc/gccint.texi (menu): Add Testsuites as a chapter.
886 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
888 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
889 LTO Testing, gcov Testing, profopt Testing, compat Testing,
890 Torture Tests): Change from subsection to section.
892 2010-03-02 Jakub Jelinek <jakub@redhat.com>
893 Steven Bosscher <steven@gcc.gnu.org>
895 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
898 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
901 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
902 the assignment from the new induction variable to the assignment
903 of the value from the original loop PHI function.
905 2010-03-01 Janis Johnson <janis187@us.ibm.com>
906 Daniel Jacobowitz <dan@codesourcery.com>
908 * doc/sourcebuild.texi (Test directives): Clarify options to
911 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
913 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
914 Disable cfi directives unless GCC and gas agree on using read-only
915 .eh_frame sections for 64-bit.
916 * configure: Regenerate.
918 2010-03-01 Richard Guenther <rguenther@suse.de>
920 PR tree-optimization/43220
921 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
922 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
924 2010-03-01 Richard Guenther <rguenther@suse.de>
925 Martin Jambor <mjambor@suse.cz>
928 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
929 gimplified parameters.
931 2010-03-01 Christian Bruel <christian.bruel@st.com>
933 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
935 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
937 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
939 2010-03-01 Richard Guenther <rguenther@suse.de>
942 * expr.c (expand_assignment): Use the alias-oracle to tell
943 if the rhs aliases the result decl.
945 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
948 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
949 to sol_gt_pch_get_address.
950 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
951 64-bit, SPARC and x86.
952 (sol_gt_pch_get_address): New function.
954 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
956 * toplev.h (inform_n, error_n): Declare.
957 * diagnostic.c (inform_n, error_n): New function.
959 2010-03-01 Jakub Jelinek <jakub@redhat.com>
961 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
962 has no rtl yet when processing local_decls, queue it and recheck
963 if deferred stack allocation hasn't assigned it rtl.
965 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
967 * config/sh/sh.c (unspec_bbr_uid): New.
968 (gen_block_redirect): Use it instead of INSN_UID.
969 (gen_far_branch): Likewise.
971 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
973 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
974 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
976 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
978 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
979 (Warning Options): -Wno-conversion-null is valid for
980 Objective-C++ as well.
981 * doc/tm.texi (Named Address Spaces): Likewise.
982 * doc/plugins.texi (Plugins): Replace TABs with spaces.
983 * doc/tree-ssa.texi (Tree SSA): Likewise.
985 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
988 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
989 by default. Don't set the default arch for
990 i[34567]86-*-darwin*|x86_64-*-darwin*.
992 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
995 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
996 default. Set the default 32bit/64bit archs with $with_arch
997 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
999 2010-02-27 Richard Guenther <rguenther@suse.de>
1001 PR tree-optimization/43186
1002 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
1003 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
1004 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
1005 unroller iterations.
1007 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
1009 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
1010 required and i[34567]86-*-* targets don't support 64bit ISA.
1012 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
1015 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1018 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1020 * config.gcc: Set the default arch at least to Prescott for
1021 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
1022 if SSE math is enabled.
1024 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1026 * diagnostic.c (diagnostic_initialize): Update.
1027 (diagnostic_report_diagnostic): Test inhibit_notes_p for
1029 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
1030 (diagnostic_inhibit_notes): New.
1031 * toplev.c (process_options): inhibit notes with -fcompare-debug.
1033 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1036 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
1037 * doc/standards.texi: Likewise.
1038 * doc/extend.texi: Likewise.
1039 * doc/trouble.texi: Likewise.
1040 * doc/cppopts.texi: Likewise.
1041 * doc/install.texi: Likewise.
1042 * c.opt (std=c90,std=gnu90): New options.
1043 * c-opts.c (c_common_handle_option): Handle them.
1045 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1048 * c-decl.c (undeclared_variable): Use an informative note.
1050 2010-02-26 Richard Guenther <rguenther@suse.de>
1052 PR tree-optimization/43186
1053 * gimple.h (gimple_fold): Remove.
1054 * gimple.c (gimple_fold): Remove. Inline into single user ...
1055 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
1056 Try harder for conditions.
1058 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1061 * function.c (used_types_insert): Don't skip through named pointer
1062 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
1063 and it is different from the main variant's type.
1065 2010-02-26 Nick Clifton <nickc@redhat.com>
1067 * config/rx/rx.md (sminsi3): Remove bogus alternative.
1069 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1071 * config.gcc: Support --with-fpmath=sse for x86.
1073 * config/i386/ssemath.h: New.
1075 * doc/install.texi (--with-fpmath=sse): Documented.
1077 2010-02-26 Richard Guenther <rguenther@suse.de>
1079 PR tree-optimization/43188
1080 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
1081 vector types of over-aligned element type.
1083 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
1086 * config/i386/i386.c (expand_vec_perm_blend): Use correct
1087 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
1089 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
1091 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
1093 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1095 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
1096 * var-tracking.c: Include diagnostic.h.
1097 (debug_dv): New function.
1098 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
1101 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
1102 (add_value_chain, add_value_chains, remove_value_chain,
1103 remove_value_chains): Handle DEBUG_EXPRs.
1104 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
1107 * regcprop.c (struct queued_debug_insn_change): New type.
1108 (struct value_data_entry): Add debug_insn_changes field.
1109 (struct value_data): Add n_debug_insn_changes field.
1110 (debug_insn_changes_pool): New variable.
1111 (free_debug_insn_changes, apply_debug_insn_changes,
1112 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
1113 (kill_value_one_regno): Call free_debug_insn_changes if needed.
1114 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
1116 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
1118 (copyprop_hardreg_forward_1): Don't call apply_change_group for
1119 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
1120 changes, call cprop_find_used_regs via note_stores.
1121 (copyprop_hardreg_forward): When copying vd from predecessor
1122 which has any queued DEBUG_INSN changes, make sure the pointers are
1123 cleared. At the end call df_analyze and then if there are any
1124 DEBUG_INSN changes queued at the end of some basic block for still
1125 live registers, apply them.
1126 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
1128 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
1130 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
1133 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
1135 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
1136 targets. Set the default with_cpu/with_arch from arch/cpu.
1137 Allow x86-64 and native for with_cpu/with_arch.
1139 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
1141 * ebitmap.c: Change calls to verify_popcount with calls to
1142 sbitmap_verify_popcount.
1143 (ebitmap_clear_bit): Fixed map->cacheindex test and
1144 map>cache update when bit clearing results in an empty
1147 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1150 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
1151 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
1152 and support both V2DF and V2DI modes.
1153 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
1154 support both V2DF and V2DI modes.
1155 (general): Delete trailing whitespace from a few patterns.
1157 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1158 V2DF/V2DI interleave high/low builtins.
1160 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
1163 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
1164 interleave high/low functions.
1166 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
1168 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
1169 #pragma extern_prefix.
1171 2010-02-25 Jakub Jelinek <jakub@redhat.com>
1174 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
1175 BLKmode, assert op0 is a MEM and just adjust its mode.
1178 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
1179 if bitpos isn't multiple of mode's bitsize.
1181 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1183 * c.opt (-ftemplate-depth=): New.
1184 (-ftemplate-depth-): Deprecate.
1185 * optc-gen.awk: Handle -ftemplate-depth=.
1186 * opth-gen.awk: Likewise.
1187 * c-opts.c (c_common_handle_option): Likewise.
1188 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
1190 2010-02-24 Jason Merrill <jason@redhat.com>
1192 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
1194 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1196 * cfg.c (alloc_aux_for_block): Remove inline.
1197 (alloc_aux_for_edge): Likewise.
1199 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1201 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
1203 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1205 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
1206 * config/i386/sol2-gas.h: New file.
1207 * config.gcc (i[34567]86-*-solaris2*): Use it.
1209 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1212 * c-typeck.c (ep_convert_and_check): New.
1213 (build_conditional_expr): Use it.
1214 (build_binary_op): Likewise.
1216 2010-02-24 Jakub Jelinek <jakub@redhat.com>
1218 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
1221 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
1222 bounds even for -O+.
1223 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
1224 expr needs to have DECL_NAME set.
1226 2010-02-24 Nick Clifton <nickc@redhat.com>
1228 * config/mep/mep.c: Include gimple.h.
1229 (mep_function_uses_sp): Delete unused function.
1230 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
1231 parameters. Use unsigned integers to count args. Return a
1232 NULL_RTX instead of an error_mark_node. Toidy up formatting.
1234 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1237 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
1238 greater or equal to nelt instead of 2 * nelt.
1239 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
1242 2010-02-23 Jason Merrill <jason@redhat.com>
1245 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
1246 in cfun->local_decls even if they have register types.
1249 * stor-layout.c (place_field): Don't warn about unnecessary
1250 DECL_PACKED if the type is packed.
1252 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1255 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
1256 GOTOFF relocs, even when the base reg isn't pic pointer.
1258 2010-02-23 Michael Matz <matz@suse.de>
1261 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
1262 (expand_gimple_basic_block): Generate and use debug temps if there
1263 are debug uses left after the last real use of TERed ssa names.
1264 Unlink debug immediate uses when they are expanded.
1266 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1269 * config/i386/i386.c (override_options): Reorganise to provide
1270 better error messages.
1272 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1275 * graphite-scop-detection.c (create_single_exit_edge): Move
1276 the call to find_single_exit_edge to....
1277 (create_sese_edges): ...here. Don't handle multiple edges
1278 exiting the function.
1279 (build_graphite_scops): Don't handle multiple edges
1280 exiting the function.
1282 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1285 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
1286 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
1288 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1291 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
1293 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1296 * c-typeck.c (convert_arguments): Print declaration location.
1297 * c-common.c (validate_nargs): Rename as
1298 builtin_function_validate_nargs.
1299 (check_builtin_function_arguments): Update.
1301 2010-02-22 Richard Guenther <rguenther@suse.de>
1304 * tree-inline.c (declare_return_variable): Use the type of
1305 the call stmt lhs if available.
1307 2010-02-22 Duncan Sands <baldrick@free.fr>
1309 * passes.c (register_pass): Always consider all pass lists when
1310 ref_pass_instance_number is zero.
1312 2010-02-22 Richard Guenther <rguenther@suse.de>
1314 PR tree-optimization/42749
1315 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
1316 parameter. Do arithmetic in the original type.
1317 (update_accumulator_with_ops): Likewise.
1318 (adjust_accumulator_values): Adjust.
1320 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1322 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
1323 (QI to BLKmode splitter): New splitter.
1325 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
1327 * config/i386/i386.c (initial_ix86_tune_features): Turn on
1328 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
1330 2010-02-22 Richard Guenther <rguenther@suse.de>
1332 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
1334 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
1336 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
1337 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
1338 ($(T)crti.o, $(T)crtn.o): Remove rules.
1340 2010-02-21 Tobias Burnus <burnus@net-b.de>
1343 * doc/invoke.texi (-fassociative-math): Document that this
1344 option is automatically enabled for Fortran.
1346 2010-02-20 David S. Miller <davem@davemloft.net>
1348 * configure.ac: Test if linker and assembler properly support
1349 GOTDATA_OP relocations.
1350 * configure: Rebuild.
1351 * config.in: Likewise.
1352 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
1353 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
1354 (movsi_high_pic): Likewise.
1355 (movdi_lo_sum_pic): Likewise.
1356 (movdi_high_pic): Likewise.
1357 (movsi_pic_gotdata_op): New pattern.
1358 (movdi_pic_gotdata_op): Likewise.
1359 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
1360 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
1362 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
1365 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
1366 attribute to ssemul.
1367 (xop_mulv2div2di3_high): Ditto.
1369 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1372 * c.opt (Wconversion-null): New option.
1373 * doc/invoke.texi (Wconversion-null): Document.
1375 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1377 * common.opt (Wlarger-than-): Add Undocumented.
1379 2010-02-19 Mike Stump <mikestump@comcast.net>
1381 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
1383 2010-02-19 Jason Merrill <jason@redhat.com>
1386 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
1387 * configure: Likewise.
1389 2010-02-20 Alan Modra <amodra@gmail.com>
1392 * cgraph.h (cgraph_make_decl_local): Declare.
1393 * cgraph.c (cgraph_make_decl_local): New function.
1394 (cgraph_make_node_local): Use it.
1395 * cgraphunit.c (cgraph_function_versioning): Likewise.
1396 * ipa.c (function_and_variable_visibility): Likewise.
1398 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1401 * except.c (sjlj_emit_function_enter): Don't call
1402 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
1404 * rtl.h (add_reg_br_prob_note): Remove prototype.
1406 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1409 * c-common.c (conversion_warning): Remove widening conversions
1410 before checking the conversion of integers to reals.
1412 2010-02-19 Mike Stump <mikestump@comcast.net>
1415 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
1418 * cgraphunit.c (process_function_and_variable_attributes): Check
1419 DECL_PRESERVE_P instead of looking up attribute "used".
1420 * ipa-pure-const.c (check_decl): Likewise.
1421 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
1422 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
1423 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
1424 instead of attribute "used".
1425 * config/sol2-c.c (solaris_pragma_init): Likewise.
1426 (solaris_pragma_fini): Likewise.
1428 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1430 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
1431 Use XCNEW instead of xcalloc.
1432 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
1433 XNEW instead of xmalloc.
1434 (get_fields): Use XNEWVEC instead of xmalloc.
1437 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
1438 populate vars array.
1439 (create_new_general_access): For debug stmts just reset value.
1440 (get_stmt_accesses): For accesses within debug stmts just record them
1441 using add_access_to_acc_sites instead of preventing the peeling or
1442 counting them as accesses.
1445 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
1447 2010-02-19 Richard Guenther <rguenther@suse.de>
1449 PR tree-optimization/42916
1450 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
1453 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
1455 * configure.ac: Replace all uses of changequote in macro arguments
1456 with proper quoting.
1458 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1461 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
1463 2010-02-19 Richard Guenther <rguenther@suse.de>
1465 PR tree-optimization/42944
1466 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
1467 test for aliasing with errno.
1469 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1472 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
1473 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
1474 * dojump.c: Include output.h.
1475 (inv): New inline function.
1476 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
1477 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
1478 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
1479 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
1480 argument, pass it down to other calls.
1481 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
1482 add REG_BR_PROB note to the conditional jump.
1483 * cfgexpand.c (add_reg_br_prob_note): Removed.
1484 (expand_gimple_cond): Don't call it, add the probability
1485 as last argument to jumpif_1/jumpifnot_1.
1486 * Makefile.in (dojump.o): Depend on output.h.
1487 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
1489 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
1490 * stmt.c (do_jump_if_equal): Likewise.
1491 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
1492 * loop-unswitch.c (compare_and_jump_seq): Likewise.
1493 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
1495 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
1496 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
1497 jumpifnot_1 callers.
1498 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
1500 (store_expr): Adjust jumpifnot caller.
1501 (store_constructor): Adjust jumpif caller.
1504 * gimplify.c (gimple_boolify): For __builtin_expect call
1505 gimple_boolify also on its first argument.
1507 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
1509 * configure.ac (gnu-unique-object): Wrap regexps using [] in
1511 (__stack_chk_fail): Ditto. Remove quadrigraphs.
1512 * configure: Regenerated.
1514 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1516 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
1517 lang_hooks.types_compatible_p instead of comptypes.
1519 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
1521 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
1522 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
1523 if __prefer_thumb__ is defined.
1525 2010-02-18 Martin Jambor <mjambor@suse.cz>
1527 PR tree-optimization/43066
1528 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
1529 array with zero-sized element type.
1531 2010-02-18 Jakub Jelinek <jakub@redhat.com>
1533 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
1534 rtx, allocate struct var_loc_node here and return it to the
1535 caller, and only if it is actually needed.
1536 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
1537 move it earlier and return immediately if it returns NULL.
1539 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
1541 * config/sparc/gas.h: New file. Restore
1542 TARGET_ASM_NAMED_SECTION to its ELF default.
1543 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
1545 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1546 Likewise. Add ATTRIBUTE_UNUSED to prototype.
1547 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
1548 after sparc/sysv4.h.
1550 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
1552 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
1554 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
1556 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
1557 patterns from predicated pattern.
1559 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
1562 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
1563 for insn mnemonic suffix.
1565 2010-02-17 Richard Guenther <rguenther@suse.de>
1567 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
1570 2010-02-17 Jakub Jelinek <jakub@redhat.com>
1573 * caller-save.c (save_call_clobbered_regs): If BB ends with
1574 a DEBUG_INSN, move any notes in between last real insn and the last
1575 DEBUG_INSN after the last DEBUG_INSN.
1577 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
1579 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
1580 Fix return type. Fix argument type. Explain meaning of return value.
1582 2010-02-16 Richard Guenther <rguenther@suse.de>
1584 PR tree-optimization/41043
1585 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
1586 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
1588 (vrp_visit_phi_node): ... but only for loop PHI nodes.
1590 2010-02-16 Ira Rosen <irar@il.ibm.com>
1592 PR tree-optimization/43074
1593 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
1594 * tree-vect-loop.c (vect_analyze_loop_operations): Add
1595 vectorizable cycles in hybrid SLP check.
1596 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
1598 2010-02-16 Richard Guenther <rguenther@suse.de>
1600 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
1601 (true_dependence): If memrefs_conflict_p computes must-alias
1602 trust it. Move TBAA check after offset-based disambiguation.
1603 (canon_true_dependence): Likewise.
1605 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
1607 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
1608 * doc/invoke.texi: Document it.
1609 * var-tracking.c: Include toplev.h and params.h.
1610 (vt_find_locations): Return bool indicating success. Compute
1611 hash sizes unconditionally. Check new parameter, report.
1612 (variable_tracking_main_1): Check vt_find_locations results and
1613 retry. Renamed from...
1614 (variable_tracking_main): ... this. New wrapper to preserve
1615 flag_var_tracking_assignments.
1616 * Makefile.in (var-tracking.o): Adjust dependencies.
1618 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
1619 Jakub Jelinek <jakub@redhat.com>
1622 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
1623 if weak_import attribute is present.
1624 * config/darwin.c (machopic_select_section): Likewise.
1626 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
1628 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
1629 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
1630 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
1631 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
1633 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
1635 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1638 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
1639 Rewrite text to refer to the names.
1641 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
1643 * config/i386/i386-builtin-types.def
1644 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
1645 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
1646 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
1647 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
1648 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
1649 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
1650 IX86_BUILTIN_VPERMIL2PS256.
1651 (MULTI_ARG_4_DF2_DI_I): Defined.
1652 (MULTI_ARG_4_DF2_DI_I1): Defined.
1653 (MULTI_ARG_4_SF2_SI_I): Defined.
1654 (MULTI_ARG_4_SF2_SI_I1): Defined.
1655 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
1656 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
1657 __builtin_ia32_vpermil2ps256.
1658 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1659 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1660 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
1661 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1662 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1663 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
1664 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
1665 CODE_FOR_xop_vpermil2v8sf3.
1666 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
1667 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
1668 * config/i386/xopintrin.h (_mm_permute2_pd): New.
1669 (_mm256_permute2_pd): New.
1670 (_mm_permute2_ps): New.
1671 (_mm256_permute2_ps): New.
1673 2010-02-15 Nick Clifton <nickc@redhat.com>
1675 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
1676 boolean parameters. Use emit_jump_insn when emitting a pop
1677 instruction containing a return insn.
1678 (push): Use 'true' rather than '1' as second parameter to F.
1679 (h8300_expand_prologue): Likewise.
1680 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
1681 (h8300_expand_epilogue): Likewise.
1683 2010-02-15 Richard Guenther <rguenther@suse.de>
1686 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
1689 2010-02-15 Nick Clifton <nickc@redhat.com>
1691 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
1694 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
1696 * intl.c (fake_ngettext): New function.
1697 * intl.h (fake_ngettext): Declare.
1698 (ngettext): Define macro.
1699 * collect2.c (notice_translated): New function.
1700 (main): Use notice_translated and ngettext.
1701 * collect2.h (notice_translated): Declare.
1703 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
1705 * reorg.c (delete_computation): Comment fixes.
1706 * caller-save.c (setup_save_areas): Idem.
1707 * sel-sched-dump.c (dump_lv_set): Idem.
1710 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1712 * config/s390/s390.c (s390_sched_init): New function.
1713 (TARGET_SCHED_INIT): Target hook defined.
1715 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
1716 Jack Howarth <howarth@bromo.med.uc.edu>
1717 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1720 Partial revert of unintended change in fix for PR41605.
1721 * config/darwin.h: Fix typo.
1722 * config/darwin9.h: Same.
1724 2010-02-11 Jakub Jelinek <jakub@redhat.com>
1726 * c-pch.c (pch_init): Clear v.
1728 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1731 * graphite-scop-detection.c (graphite_can_represent_scev): Call
1732 graphite_can_represent_init for MULT_EXPR.
1734 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1738 * graphite-sese-to-poly.c (remove_phi): New.
1739 (translate_scalar_reduction_to_array): Call remove_phi.
1741 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1744 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
1745 * graphite-clast-to-gimple.h (gloog): Update declaration.
1746 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
1747 * graphite-poly.h (struct poly_bb): Add missing comments.
1748 (struct scop): Add poly_scop_p field.
1750 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
1751 * graphite.c (graphite_transform_loops): Build the polyhedral
1752 representation for each scop before code generation.
1753 * sese.c (rename_variables_in_operand): Removed.
1754 (rename_variables_in_expr): Return the renamed expression.
1755 (rename_sese_parameters): New.
1756 * sese.h (rename_sese_parameters): Declared.
1758 2010-02-11 Richard Guenther <rguenther@suse.de>
1760 PR tree-optimization/42998
1761 * tree-ssa-pre.c (create_expression_by_pieces): Treat
1762 POINTER_PLUS_EXPR properly.
1764 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1765 Changpeng Fang <changpeng.fang@amd.com>
1768 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
1769 the cost of an IV candidate when the IV is used in a test against zero.
1771 * gcc.dg/tree-ssa/ivopts-3.c: New.
1773 2010-02-11 Richard Guenther <rguenther@suse.de>
1776 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
1777 pointer-vs-decl case by swapping refs. Handle some cases
1778 of pointer-vs-decl disambiguations more conservatively.
1779 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
1780 to false after expanding.
1782 2010-02-11 Richard Guenther <rguenther@suse.de>
1785 * gcc.c (process_command): Handle LTO file@offset case more
1788 2010-02-11 Jakub Jelinek <jakub@redhat.com>
1790 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
1791 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
1793 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
1795 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
1796 if MEM's mode size isn't DWARF2_ADDR_SIZE.
1797 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
1798 Optimize eq/ne comparisons when both arguments are known to be
1800 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
1801 Don't mask operands unnecessarily if they are known to be already
1804 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
1806 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
1809 2010-02-10 Richard Guenther <rguenther@suse.de>
1811 PR tree-optimization/43017
1812 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
1813 for wrapping signed arithmetic.
1815 2010-02-10 Jakub Jelinek <jakub@redhat.com>
1818 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
1819 if no debug info should be emitted for it.
1821 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
1823 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
1824 note when flag_exceptions is set.
1826 2010-02-10 Duncan Sands <baldrick@free.fr>
1828 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
1830 2010-02-10 Richard Guenther <rguenther@suse.de>
1833 * tree.c (get_unwidened): Handle constants.
1834 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
1836 2010-02-10 Martin Jambor <mjambor@suse.cz>
1839 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
1840 check for variable argument counts independently.
1842 2010-02-10 Christian Bruel <christian.bruel@st.com>
1845 * config/sh/sh.c (find_barrier): Increase length for non delayed
1846 conditional branches.
1848 2010-02-10 Christian Bruel <christian.bruel@st.com>
1850 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
1852 2010-02-10 Jakub Jelinek <jakub@redhat.com>
1854 * builtins.c (set_builtin_user_assembler_name): Also handle
1855 ffs if int is smaller than word.
1857 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
1860 * ira-conflicts.c (get_dup): Remove.
1861 (process_reg_shuffles): Add new parameter. Use it as an
1862 additional guard for copy generation.
1863 (add_insn_allocno_copies): Rewrite.
1865 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
1867 * common.opt (fsched2-use-traces): Preserved for backward
1869 * doc/invoke.texi: Remove the documentation about option
1870 -fsched2-use-traces.
1871 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
1872 flag_sched2_use_traces.
1873 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
1874 the backward compatibility flag section.
1876 2010-02-09 Richard Guenther <rguenther@suse.de>
1878 PR tree-optimization/43008
1879 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
1880 make HEAP variables initialized from global memory if they
1881 are not known builtin functions.
1882 (find_func_aliases): Adjust.
1884 2010-02-09 Richard Guenther <rguenther@suse.de>
1886 PR tree-optimization/43000
1887 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
1888 arithmetic manually.
1890 2010-02-08 Jakub Jelinek <jakub@redhat.com>
1892 PR tree-optimization/42931
1893 * tree-loop-linear.c (try_interchange_loops): Don't call
1894 double_int_mul if estimated_loop_iterations failed.
1896 2010-02-08 Martin Jambor <mjambor@suse.cz>
1899 * tree-sra.c (build_accesses_from_assign): Do not mark in
1900 should_scalarize_away_bitmap if stmt has volatile ops.
1901 (sra_modify_assign): Do not process assigns piecemeal if if stmt
1904 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
1906 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
1908 2010-02-07 Adam Nemet <adambnmet@gmail.com>
1910 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
1913 2010-02-07 Andrew Pinski <pinskia@gmail.com>
1916 * df-core.c (df_finish_pass): Change type of saved_flags to int.
1918 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1921 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
1922 to unknown_dependence.
1923 (graphite_legal_transform_dr): Handle the unknown_dependence.
1924 (graphite_carried_dependence_level_k): Same.
1926 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1928 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
1930 2010-02-07 Richard Guenther <rguenther@suse.de>
1933 * expr.c (get_inner_reference): Always initialize *pbitsize.
1935 2010-02-07 Richard Guenther <rguenther@suse.de>
1938 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
1939 new ARRAY_REFs on variable size element or minimal index arrays.
1941 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
1942 gimple_fold_indirect_ref.
1944 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
1947 * arm.c (arm_override_options): Just return if the user has specified
1948 an invalid fpu name.
1950 2010-02-03 Jason Merrill <jason@redhat.com>
1953 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
1954 i386_pe_maybe_record_exported_symbol.
1956 2010-02-05 Steve Ellcey <sje@cup.hp.com>
1959 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
1960 (pa_delegitimize_address): New function.
1962 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
1964 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
1965 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
1967 2010-02-05 Richard Guenther <rguenther@suse.de>
1970 * lto-streamer-in.c (get_resolution): Deal with references
1971 to undefined functions.
1973 2010-02-05 Richard Guenther <rguenther@suse.de>
1975 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
1976 (fold_const_aggregate_ref): Likewise.
1977 (ccp_fold_stmt): Substitute loads.
1978 (maybe_fold_reference): Verify types before substituting.
1980 (fold_gimple_assign): Unshare properly.
1981 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
1983 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
1985 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
1986 for rs6000_gen_cell_microcode.
1988 2010-02-04 Richard Guenther <rguenther@suse.de>
1990 PR rtl-optimization/42952
1991 * dse.c (const_or_frame_p): Remove MEM handling.
1993 2010-02-04 Nick Clifton <nickc@redhat.com>
1995 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
1996 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
1997 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
1998 (mn10300_asm_output_mi_thunk): New function.
1999 (mn10300_can_output_mu_thunk): New function.
2000 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
2001 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
2002 (FUNCTION_ARG): Delete incorrect comment.
2004 2010-02-03 Jason Merrill <jason@redhat.com>
2007 * fold-const.c (operand_equal_p): Handle erroneous types.
2009 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2011 * config/h8300/h8300.md (can_delay): Fix attibute condition.
2013 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
2015 PR rtl-optimization/42941
2016 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
2019 2010-02-03 Jason Merrill <jason@redhat.com>
2022 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
2024 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
2027 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
2028 (cselib_reset_table): Renamed from...
2029 (cselib_reset_table_with_next_value): ... this.
2030 (cselib_get_next_uid): Renamed from...
2031 (cselib_get_next_unknown_value): ... this.
2032 * cselib.c (next_uid): Renamed from...
2033 (next_unknown_value): ... this.
2034 (cselib_clear_table): Adjust.
2035 (cselib_reset_table): Adjust. Renamed from...
2036 (cselib_reset_table_with_next_value): ... this.
2037 (cselib_get_next_uid): Adjust. Renamed from...
2038 (cselib_get_next_unknown_value): ... this.
2039 (get_value_hash): Use hash.
2040 (cselib_hash_rtx): Likewise.
2041 (new_cselib_val): Adjust. Set and dump uid.
2042 (cselib_lookup_mem): Pass next_uid as hash.
2043 (cselib_subst_to_values): Likewise.
2044 (cselib_log_lookup): Dump uid.
2045 (cselib_lookup): Pass next_uid as hash. Adjust.
2046 (cselib_process_insn): Adjust.
2047 (cselib_init): Initialize next_uid.
2048 (cselib_finish): Adjust.
2049 (dump_cselib_table): Likewise.
2050 * dse.c (canon_address): Dump value uid.
2051 * print-rtl.c (print_rtx): Print value uid.
2052 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
2054 (dv_uid): New function, sort of renamed from...
2055 (dv_htab_hash): ... this, reimplemented in terms of it and...
2056 (dv_uid2hash): ... this. New.
2057 (variable_htab_eq): Drop excess assertions.
2058 (tie_break_pointers): Removed.
2059 (canon_value_cmp): Compare uids.
2060 (variable_post_merge_New_vals): Print uids.
2061 (vt_add_function_parameters): Adjust.
2062 (vt_initialize): Reset table. Adjust.
2064 2010-02-03 Richard Guenther <rguenther@suse.de>
2066 PR tree-optimization/42944
2067 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
2068 (call_may_clobber_ref_p_1): Likewise. Properly handle
2069 malloc and calloc clobbering errno.
2071 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
2073 * doc/invoke.texi: Fix name of sched1 dump.
2075 * opts.c (decode_options): Set flag_tree_switch_conversion
2076 only conditionally on optimize >= 2.
2078 * gcse.c: Assorted comment fixes in pass description.
2080 2010-02-03 Anthony Green <green@moxielogic.com>
2082 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
2083 nop padding in order to maintain alignment of storage location of
2084 target function address.
2085 (moxie_trampoline_init): Store target function address at newly
2087 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
2089 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
2091 2010-02-03 Richard Guenther <rguenther@suse.de>
2094 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
2096 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2098 * config.gcc: Reenable check for obsolete targets.
2099 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
2100 mips-sgi-irix6.[0-4]*.
2102 2010-02-02 Nick Clifton <nickc@redhat.com>
2104 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
2105 constant size of 4 as being the same as 0.
2106 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
2107 can take values in the range 0..4.
2109 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
2112 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
2113 as _darwin10_Unwind_FindEnclosingFunction().
2114 * libgcc-libsystem.ver: New.
2116 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
2119 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
2120 implicitly set registers.
2122 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
2124 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
2125 (arm_override_options): Allow automatic selection of the thread
2126 pointer register if thumb2.
2127 (legitimize_pic_address): Improve code sequences for Thumb2.
2128 (arm_call_tls_get_addr): Likewise.
2129 (legitimize_tls_address): Likewise.
2130 * arm.md (pic_load_addr_arm): Delete. Replace with ...
2131 (pic_load_addr_32bit): ... this. New named pattern.
2132 * thumb2.md (pic_load_addr_thumb2): Delete.
2133 (pic_load_dot_plus_four): Delete.
2134 (tls_load_dot_plus_four): New named pattern.
2136 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2139 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
2140 Document fix for TLS bug.
2142 2010-01-31 Richard Guenther <rguenther@suse.de>
2144 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
2145 conservatively correct.
2147 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2151 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2153 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2155 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2157 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
2159 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
2161 * config.gcc: Adjust order of makefile fragments for mingw targets.
2163 2010-01-31 Richard Guenther <rguenther@suse.de>
2166 * gimplify.c (gimplify_init_constructor): For volatile LHS
2167 initialize a temporary.
2169 2010-01-31 Matthias Klose <doko@ubuntu.com>
2171 * configure.ac: Fix __stack_chk_fail check for cross builds configured
2173 * configure: Regenerate.
2175 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
2177 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2178 the same alias set and their sizes different constantness.
2179 (aliasing_component_refs_p): Revert 2009-10-24 change.
2181 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2183 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
2186 2010-01-29 Richard Guenther <rguenther@suse.de>
2188 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
2189 Assert we successfully updated the call.
2191 2010-01-29 Jakub Jelinek <jakub@redhat.com>
2193 PR rtl-optimization/42889
2194 * df.h (df_set_bb_dirty_nonlr): New prototype.
2195 * df-core.c (df_set_bb_dirty_nonlr): New function.
2196 * df-scan.c (df_insn_rescan): Call it instead of
2197 df_set_bb_dirty for DEBUG_INSNs.
2199 2010-01-29 Richard Guenther <rguenther@suse.de>
2202 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
2203 quadratic behavior in most cases.
2205 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
2208 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
2209 in the call to gen_x86_movsicc_0_m1.
2211 2010-01-28 Richard Guenther <rguenther@suse.de>
2213 PR tree-optimization/42871
2214 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
2216 2010-01-28 Richard Guenther <rguenther@suse.de>
2218 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
2219 into call arguments.
2221 2010-01-28 Richard Guenther <rguenther@suse.de>
2224 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
2225 the forwarder if the destination is an EH landing pad.
2227 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
2229 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
2230 block list passed to gimple_duplicate_sese_tail.
2231 (parallelize_loops): Avoid parallelization when the function
2233 Avoid parallelization when the preheader is IRREDUCIBLE.
2234 Try to optimize when estimated_loop_iterations_int is unresolved.
2235 Add the loop's location to the dump file.
2236 * tree-cfg.c (add_phi_args_after_redirect): Remove.
2237 (gimple_duplicate_sese_tail): Remove the check for the latch.
2238 Redirect nexits to the exit block.
2239 Remove handling of the incoming edges to the latch.
2240 Redirect the backedge from the copied latch to the exit bb.
2242 2010-01-28 Michael Matz <matz@suse.de>
2245 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
2246 Wrap force_reg into a sequence, emit it before user.
2248 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
2250 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
2252 (arm_legacy_rev): Likewise.
2253 (thumb_legacy_rev): Likewise.
2255 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2257 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
2258 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
2259 on MEM's address failed, try avoid_constant_pool_reference and
2260 recurse if it returned something different.
2261 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
2262 address, try avoid_constant_pool_reference and recurse if it
2263 returned something different.
2264 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
2265 address and avoid_constant_pool_reference returned something
2266 different, don't set have_address.
2268 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
2271 * var-tracking.c (val_store): Add modified argument, obey it.
2273 (count_uses): Move down logging of main.
2274 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
2275 don't need resolution.
2276 (emit_notes_in_bb): Likewise.
2278 2010-01-27 Richard Guenther <rguenther@suse.de>
2281 * tree-inline.c (remap_decl): Delay remapping of SSA name
2282 default definitions until we need them.
2284 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2286 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2287 (rs6000_delegitimize_address): New function.
2289 * config/s390/s390.c (s390_delegitimize_address): Call
2290 delegitimize_mem_from_attrs.
2293 * tree-inline.c (cannot_copy_type_1): Removed.
2294 (copy_forbidden): Don't forbid copying of functions containing
2295 records/unions with variable length fields.
2297 2010-01-27 Christian Bruel <christian.bruel@st.com>
2301 * config/sh/sh.c (find_barrier): Increase length for non delayed
2302 conditional branches.
2304 2010-01-27 Matthias Klose <doko@ubuntu.com>
2306 * configure.ac (gnu-unique-object): Fix ldd version check.
2307 * configure: Regenerate.
2309 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2311 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
2313 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
2314 Test for HAVE_GNU_AS value.
2316 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2318 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
2319 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
2320 INT64_TYPE): Define.
2321 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
2322 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2323 INT_LEAST64_TYPE): Define.
2324 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
2325 UINT_LEAST64_TYPE): Define.
2326 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
2327 INT_FAST64_TYPE): Define.
2328 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2329 UINT_FAST64_TYPE): Define.
2330 (INTMAX_TYPE, UINTMAX_TYPE): Define.
2331 (INTPTR_TYPE, UINTPTR_TYPE): Define.
2332 (SIG_ATOMIC_TYPE): Define.
2334 2010-01-26 Richard Guenther <rguenther@suse.de>
2336 * df-scan.c (df_scan_set_bb_info): Remove assert.
2337 (df_insn_rescan_debug_internal): Merge asserts.
2338 (df_install_ref): Likewise.
2339 (df_mark_reg): Use bitmap_set_range.
2340 (df_hard_reg_used_p): Remove assert.
2341 (df_hard_reg_used_count): Likewise.
2343 2010-01-26 Richard Guenther <rguenther@suse.de>
2345 PR rtl-optimization/42685
2346 * web.c (web_main): Ignore DEBUG_INSNs.
2348 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
2350 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
2352 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
2353 Fix types of fndecl and arglist parameters.
2355 2010-01-26 Richard Guenther <rguenther@suse.de>
2358 * tree-eh.c (unsplit_eh): Skip debug insns.
2360 2010-01-26 Richard Guenther <rguenther@suse.de>
2362 PR tree-optimization/42250
2363 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
2365 2010-01-26 Jakub Jelinek <jakub@redhat.com>
2368 * omp-low.c (expand_omp_sections): Only use single_pred if
2369 l2_bb is single_pred_p.
2371 2010-01-25 Christian Bruel <christian.bruel@st.com>
2374 * config/sh/sh.c (find_barrier): Increase length for non delayed
2375 conditional branches.
2376 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
2378 2010-01-24 David S. Miller <davem@davemloft.net>
2380 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
2381 define if not using GAS.
2382 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2383 Likewise. Delete SECTION_MERGE code, which is only applicable
2386 2010-01-24 Mark Mitchell <mark@codesourcery.com>
2389 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
2390 mangling of va_list in system headers.
2392 2010-01-23 Toon Moene <toon@moene.org>
2394 * tree-predcom.c (combine_chains): Return NULL, not false.
2396 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
2398 * tree-loop-distribution.c (distribute_loop): Fix declaration and
2399 initialization of variable res to agree with return type.
2401 2010-01-22 Steve Ellcey <sje@cup.hp.com>
2403 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
2404 * tree-sra.c: Add include of expr.h.
2406 2010-01-22 Jakub Jelinek <jakub@redhat.com>
2408 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
2409 insert the debug stmt on the single non-EH edge from the stmt.
2411 2010-01-22 Richard Henderson <rth@redhat.com>
2414 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
2415 the RHS until after generate_subtree_copies has insertted its
2416 code before the current statement.
2418 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
2420 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
2422 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
2424 2010-01-21 Martin Jambor <mjambor@suse.cz>
2426 PR tree-optimization/42585
2427 * tree-sra.c (struct access): New field grp_total_scalarization.
2428 (dump_access): Dump the new field.
2429 (should_scalarize_away_bitmap): New variable.
2430 (cannot_scalarize_away_bitmap): Likewise.
2431 (sra_initialize): Allocate new bitmaps.
2432 (sra_deinitialize): Free new bitmaps.
2433 (create_access_1): New function.
2434 (create_access): Parts moved to create_access_1.
2435 (type_consists_of_records_p): New function.
2436 (completely_scalarize_record): Likewise.
2437 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
2438 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
2439 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
2441 (analyze_all_variable_accesses): Completely scalarize small eligible
2444 2010-01-21 Martin Jambor <mjambor@suse.cz>
2446 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
2448 2010-01-21 Andrew Haley <aph@redhat.com>
2450 * gcc.c (process_command): Move lang_specific_driver before
2451 setting cc_libexec_prefix.
2453 2010-01-21 Richard Guenther <rguenther@suse.de>
2456 * fold-const.c (negate_expr_p): Pretend only negative
2457 real constants are easily negatable.
2459 2010-01-20 Janis Johnson <janis187@us.ibm.com>
2460 Jason Merrill <jason@redhat.com>
2462 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
2463 (TYPE_TRANSPARENT_AGGR): this, for union and record.
2464 * calls.c (initialize argument_information): Handle it.
2465 * c-common.c (handle_transparent_union_attribute): Use new name.
2466 * c-decl.c (finish_struct): Ditto.
2467 * c-typeck.c (type_lists_compatible_p): Ditto.
2468 (convert_for_assignment): Use new name and also handle record.
2469 * function.c (aggregate_value_p): Handle it.
2470 (pass_by_reference): Ditto.
2471 (assign_parm_data_types): Ditto.
2472 * print-tree.c (print_node): Ditto.
2473 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
2474 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
2475 * tree.c (first_field): New fn.
2477 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
2480 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
2481 even when linking statically, for now.
2483 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2486 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
2487 without a cselib val.
2488 (count_uses): Accept MO_VAL_SET with no val on stores.
2489 (add_stores): Likewise.
2491 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2493 * var-tracking.c (check_value_val): Add a compile time assertion.
2494 (dv_is_decl_p): Simplify.
2495 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
2496 gcc_assert if ENABLE_CHECKING.
2498 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2501 * var-tracking.c: Include tree-flow.h.
2502 (mem_dies_at_call): New.
2503 (dataflow_set_preserve_mem_locs): Use it.
2504 (dataflow_set_remove_mem_locs): Likewise.
2505 (dump_var): Renamed from dump_variable. Adjust all callers.
2506 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
2507 * Makefile.in (var-tracking.o): Adjust deps.
2509 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
2511 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
2513 2010-01-20 Richard Guenther <rguenther@suse.de>
2515 PR tree-optimization/42717
2516 * tree-ssa-dce.c (get_live_post_dom): Remove.
2517 (forward_edge_to_pdom): Take an arbitrary edge to copy
2518 degenerate PHI args from.
2519 (remove_dead_stmt): Use the first post-dominator even if it
2520 does not contain live statements as redirection destination.
2522 2010-01-20 Richard Guenther <rguenther@suse.de>
2524 * tree-inline.c (estimate_num_insns): Handle EH builtins.
2526 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2528 * sel-sched.c (create_speculation_check): Remove set but not used
2530 (try_transformation_cache): Remove set but not used variable ds.
2531 (calculate_privileged_insns): Remove set but not used variables
2532 cur_insn and min_spec_insn.
2533 (find_best_expr): Remove set but not used variable avail_n.
2534 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
2536 * cgraphunit.c (assemble_thunk): Remove set but not used variable
2538 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
2539 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
2542 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
2545 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
2546 cpu types. Add support for *-sse3 cpu types.
2547 (x86_64-*-*): Ditto.
2549 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2552 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
2553 argument, call initializer_constant_valid_p_1 instead of
2554 initializer_constant_valid_p, pass CACHE to it, return NULL
2555 immediately if first call returns NULL.
2556 (initializer_constant_valid_p_1): New function.
2557 (initializer_constant_valid_p): Use it.
2559 2010-01-20 Thomas Quinot <quinot@adacore.com>
2561 * tree.def (PLACEHOLDER_EXPR): Fix comment.
2563 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2565 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
2566 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
2567 (loc_list_from_tree): Don't handle unsigned division. Handle
2568 signed modulo using DW_OP_{over,over,div,mul,minus}.
2569 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
2570 modulo instead of signed.
2572 2010-01-20 DJ Delorie <dj@redhat.com>
2574 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
2576 (h8300_emit_stack_adjustment): Propogate it.
2578 (h8300_expand_prologue): Likewise.
2579 (h8300_expand_epilogue): Likewise.
2581 2010-01-19 Michael Matz <matz@suse.de>
2583 PR tree-optimization/41783
2584 * tree-data-ref.c (toplevel): Include flags.h.
2585 (dump_data_dependence_relation): Also dump the inputs if the
2586 result will be unknown.
2587 (split_constant_offset_1): Look through some conversions.
2588 * tree-predcom.c (determine_roots_comp): Restart a new chain if
2589 the offset from last element is too large.
2590 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
2591 (reassociate_to_the_same_stmt): Handle vector registers.
2592 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
2594 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
2595 wide_prolog_niters argument, emit widening instructions.
2596 (vect_do_peeling_for_alignment): Adjust caller, use widened
2597 variant of the iteration cound.
2598 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
2600 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2603 * config/arm/neon-testgen.m (emit_automatics): New parameter
2604 features. Adjust for Fixed_return_reg feature.
2605 (test_intrinsic): Call emit_automatics with new feature.
2606 * config/arm/neon.ml: Update copyright years.
2607 (features): New Fixed_return_reg feature.
2608 (ops): Update feature for Vget_low.
2610 2010-01-19 Jakub Jelinek <jakub@redhat.com>
2612 PR tree-optimization/42719
2613 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
2617 * fwprop.c (all_uses_available_at): Return false if def_set dest
2618 is a REG that is used in def_insn.
2620 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
2622 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
2624 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
2627 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
2629 * target.h (struct gcc_target) <secondary_reload>: Change type
2630 of last argument to secondary_reload_info *.
2632 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
2635 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
2636 memory references with unaligned offsets. Remove CQImode handling.
2637 (unaligned_memory_operand): Return 1 for memory references with
2638 unaligned offsets. Remove CQImode handling.
2640 2010-01-18 Richard Guenther <rguenther@suse.de>
2643 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
2646 2010-01-18 Richard Guenther <rguenther@suse.de>
2648 PR tree-optimization/42781
2649 * tree-ssa-structalias.c (find_what_var_points_to): Skip
2650 restrict processing only if the original variable was artificial.
2652 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
2654 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
2655 find number of popped argument bytes.
2657 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
2658 Fix the text that describes the return value for invalid insns.
2660 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
2662 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
2663 Clarify what 'cost of the -dependence' is. Fix quoting.
2665 * toplev.c (default_get_pch_validity): Rename argument to "sz".
2666 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
2668 2010-01-17 Jakub Jelinek <jakub@redhat.com>
2670 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2671 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
2673 2010-01-17 Richard Guenther <rguenther@suse.de>
2676 * function.c (split_complex_args): Take a VEC to modify.
2677 (assign_parms_augmented_arg_list): Build a VEC instead of
2678 a chain of PARM_DECLs.
2679 (assign_parms_unsplit_complex): Take a VEC of arguments.
2680 Do not fixup unmodified parms.
2681 (assign_parms): Deal with the VEC.
2682 (gimplify_parameters): Likewise.
2684 2010-01-17 Richard Guenther <rguenther@suse.de>
2686 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
2687 node existence check.
2688 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
2689 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
2690 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
2691 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
2692 (gimple_execute_on_growing_pred): Likewise.
2694 2010-01-17 Richard Guenther <rguenther@suse.de>
2696 PR tree-optimization/42773
2697 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
2698 (compute_antic_aux): Likewise.
2699 (compute_partial_antic_aux): Likewise.
2701 2010-01-17 Jie Zhang <jie.zhang@analog.com>
2704 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
2707 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
2709 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
2712 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
2713 Fix markup for strict argument.
2715 (TARGET_SCHED_REORDER2): Fix argument types.
2717 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
2718 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
2720 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
2721 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
2723 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
2726 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
2727 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
2728 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
2729 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
2730 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
2732 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
2734 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
2736 (TARGET_ASM_RELOC_RW_MASK): Add return type.
2737 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
2739 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
2741 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
2744 (TARGET_ASM_NAMED_SECTION): Fix argument list.
2746 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
2747 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
2749 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
2751 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
2753 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
2754 referring to it. Fix language.
2756 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
2758 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
2760 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
2762 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
2764 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
2765 '@var{stream}. Remove stray 'and'.
2767 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
2769 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
2771 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
2773 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
2774 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
2776 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
2777 Fix description of return value.
2778 Rename argument "sz" to "len."
2780 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
2781 Clarify meaning of 'true' return value.
2783 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
2785 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
2786 rep_mode versus mode_rep.
2788 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
2790 (TARGET_BUILTIN_DECL): Fix name.
2792 (TARGET_COMMUTATIVE_P): Fix type of first argument.
2794 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
2796 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
2798 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
2800 (TARGET_RELAXED_ORDERING): Use @deftypevr.
2802 (TARGET_GET_DRAP_RTX): Note that this is a hook.
2805 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
2806 Rename argument tm_fn to md_fn.
2808 (TARGET_OPTION_PRINT): Fix argument list.
2810 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
2813 * config/i386/i386.c (ix86_fixup_binary_operands):
2814 Revert FMA4 fixup of operands.
2816 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2819 * Makefile.in (write_entries_to_file, install-plugin):
2820 Use \012 instead of \n with tr.
2822 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
2824 * configure.ac (HAVE_AS_REF): New C macro.
2825 * configure: Regenerate.
2826 * config.in: Likewise.
2827 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
2829 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
2832 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
2834 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
2836 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
2838 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
2840 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
2842 (TARGET_IN_SMALL_DATA_P): Fix argument type.
2844 (TARGET_BINDS_LOCAL_P): Fix argument type.
2846 (TARGET_ASM_FILE_END): Use prototype.
2848 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
2850 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
2852 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
2854 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
2856 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
2857 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
2859 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
2860 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
2862 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
2863 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
2864 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
2865 (TARGET_ADDR_SPACE_CONVERT): Likewise.
2867 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
2869 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
2871 (TARGET_INIT_BUILTINS): Use prototype.
2873 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
2874 Put 'const char *' in braces. Fix parameter types.
2875 (TARGET_INVALID_CONVERSION): Fix parameter types.
2876 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
2877 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
2879 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
2882 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
2884 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
2886 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
2888 * doc/tm.texi (TARGET_HELP): Fix return type.
2890 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
2891 in braces. Fix argument types.
2893 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
2895 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
2897 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
2899 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
2900 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
2902 (TARGET_MANGLE_TYPE): Fix argument types.
2904 (TARGET_IRA_COVER_CLASSES): Use prototype.
2906 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
2908 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
2910 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
2912 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
2914 (TARGET_CALLEE_COPIES): Fix argument types.
2916 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
2918 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
2920 (TARGET_FUNCTION_VALUE): Fix argument types.
2922 (TARGET_RETURN_IN_MSB): Fix argument type.
2924 (TARGET_RETURN_IN_MEMORY): Fix argument types.
2926 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
2928 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
2930 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
2931 agree with return type.
2933 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
2935 2010-01-15 Jing Yu <jingyu@google.com>
2937 PR rtl-optimization/42691
2938 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
2939 a pseudo to a constant and are merged, and adjust comments.
2941 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
2943 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
2945 2010-01-15 Richard Guenther <rguenther@suse.de>
2948 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
2949 labels of computed or non-local gotos to the destination.
2950 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
2951 landing pad label is the first label.
2953 2010-01-15 Richard Guenther <rguenther@suse.de>
2955 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
2957 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2960 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
2961 to allow generation of the xssqrtdp instruction on power7.
2962 (sqrtdf2_fpr): Ditto.
2964 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2967 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
2968 functions with noreturn attribute.
2971 * varasm.c (declare_weak): Add weak attribute to decl if it
2972 doesn't have one already.
2973 (assemble_external): Only add decls to weak_decls if they also
2974 have weak attribute.
2976 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
2978 * var-tracking.c (var_reg_delete): Don't delete the association
2979 between REGs and values or one-part variables if the register
2982 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2985 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
2986 because its first operand is a non-localized variable.
2988 2010-01-14 Martin Jambor <mjambor@suse.cz>
2990 PR tree-optimization/42706
2991 * tree-sra.c (encountered_recursive_call): New variable.
2992 (encountered_unchangable_recursive_call): Likewise.
2993 (sra_initialize): Initialize both new variables.
2994 (callsite_has_enough_arguments_p): New function.
2995 (scan_function): Call decl and flags check only for IPA-SRA, check
2996 whether there is a recursive call and whether it has enough arguments.
2997 (all_callers_have_enough_arguments_p): New function.
2998 (convert_callers): Look for recursive calls only when
2999 encountered_recursive_call is set.
3000 (ipa_early_sra): Bail out either if
3001 !all_callers_have_enough_arguments_p or
3002 encountered_unchangable_recursive_call.
3004 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3006 * sel-sched.c: Add 2010 to copyright years.
3007 * sel-sched-ir.c: Likewise.
3008 * sel-sched-ir.h: Likewise.
3010 2010-01-14 Martin Jambor <mjambor@suse.cz>
3012 PR tree-optimization/42714
3013 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
3014 constructors specially.
3016 2010-01-14 Andi Kleen <ak@linux.intel.com>
3018 * config/i386/drivers-i386.c (detect_caches_intel):
3019 Add l2sizekb parameter and fill in.
3020 (host_detect_local_cpu): Add l2sizekb, fill in.
3021 Add Atom small cache heuristic.
3023 2010-01-14 Andi Kleen <ak@linux.intel.com>
3025 * config/i386/drivers-i386.c (detect_caches_cpuid4):
3026 Add level3 parameter and fill in.
3027 (detect_caches_intel): Handle level3 cache.
3029 2010-01-14 Andi Kleen <ak@linux.intel.com>
3031 * config/i386/drivers-i386.c (host_detect_local_cpu):
3032 Fix core duo detection.
3034 2010-01-14 Andi Kleen <ak@linux.intel.com>
3036 * config/i386/drivers-i386.c (host_detect_local_cpu):
3039 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3041 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
3042 (rs6000_variable_issue_1): this. Use...
3043 (rs6000_variable_issue): here. Reimplement. Print debug info.
3045 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3047 * sel-sched-ir.c (sel_restore_other_notes): Rename to
3048 sel_restore_notes. Update all callers. Call reemit_notes
3051 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3053 PR rtl-optimization/42246
3054 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
3057 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3059 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
3060 all successors is the same as number of successors in current region.
3062 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3064 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
3065 to rename is not separable. Otherwise check that its LHS is not NULL.
3067 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3069 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
3071 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3073 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
3074 available registers when failed to discover LHS register class.
3075 Fix indentation. Update comment.
3077 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3078 Alexander Monakov <amonakov@ispras.ru>
3080 PR rtl-optimization/42389
3081 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
3083 (advance_state_on_fence): Likewise.
3084 (sel_target_adjust_priority): Print debug output only when
3085 sched_verbose >= 4, not 2.
3086 (get_expr_cost): Do not issue all unique insns on the next cycle.
3087 (fill_insns): Initialize can_issue_more from the value saved
3089 * sel-sched-ir.c (flist_add): New parameter issue_more.
3090 Init FENCE_ISSUE_MORE with it.
3091 (merge_fences): Likewise.
3092 (init_fences): Update call to flist_add.
3093 (add_to_fences, add_clean_fence_to_fences)
3094 (add_dirty_fence_to_fences): Likewise.
3095 (move_fence_to_fences): Update call to merge_fences.
3096 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
3098 * sel-sched-ir.h (struct _fence): New field issue_more.
3099 (FENCE_ISSUE_MORE): New accessor macro.
3101 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3103 PR rtl-optimization/42388
3104 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
3105 that have no predecessors nor successors. Do not call move_bb_info
3106 for empty blocks outside of current region.
3108 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3110 PR rtl-optimization/42294
3111 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
3112 * sel-sched.c (move_exprs_to_boundary): Transitively add all
3113 originators' originators.
3115 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3117 PR rtl-optimization/39453
3118 PR rtl-optimization/42246
3119 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
3121 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
3123 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3124 Alexander Monakov <amonakov@ispras.ru>
3127 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
3128 (maybe_tidy_empty_bb): ... here. Make static. Add new
3129 argument. Update all callers.
3130 (tidy_control_flow): ... and here. Recompute topological order
3131 of basic blocks in region if necessary.
3132 (sel_redirect_edge_and_branch): Change return type. Return true
3133 if topological order might have been invalidated.
3134 (purge_empty_blocks): Export and move from...
3135 * sel-sched.c (purge_empty_blocks): ... here.
3136 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
3137 (maybe_tidy_empty_bb): Delete prototype.
3138 (purge_empty_blocks): Declare.
3140 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3142 PR rtl-optimization/42249
3143 * sel-sched.c (try_replace_dest_reg): When chosen register
3144 and original register is the same, do not bail out early, but
3145 still check all original insns for validity of replacing destination
3146 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
3149 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3152 Port from no-undefined-overflow branch:
3153 2009-03-09 Richard Guenther <rguenther@suse.de>
3155 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
3157 2010-01-14 Richard Guenther <rguenther@suse.de>
3160 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
3162 2010-01-14 Ira Rosen <irar@il.ibm.com>
3164 PR tree-optimization/42709
3165 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
3166 as scalar type in creation of constant vector operand.
3168 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3171 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
3172 (check-parallel-%): Match `testsuite' directory component only
3175 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
3177 PR translation/39521
3178 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
3181 2010-01-13 Richard Guenther <rguenther@suse.de>
3183 PR tree-optimization/42730
3184 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
3187 2010-01-13 Steve Ellcey <sje@cup.hp.com>
3190 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
3191 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
3194 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
3196 * config/bfin/libgcc-bfin.ver: Regenerate based on current
3197 libgcc-std.ver. Add entries for ___smulsi3_highpart and
3198 ___umulsi3_highpart.
3200 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
3201 rather than schedule_insns if the pass is enabled.
3203 2010-01-13 Martin Jambor <mjambor@suse.cz>
3205 PR tree-optimization/42704
3206 * tree-sra.c (sra_modify_assign): Do not delete assignments to
3209 2010-01-13 Martin Jambor <mjambor@suse.cz>
3211 PR tree-optimization/42703
3212 * tree-sra.c (analyze_access_subtree): Check that we can build a
3213 reference to the original data within the aggregate.
3215 2010-01-13 Richard Guenther <rguenther@suse.de>
3217 PR tree-optimization/42705
3218 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
3220 2010-01-13 Richard Guenther <rguenther@suse.de>
3223 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
3225 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3228 * var-tracking.c (values_to_unmark): New variable.
3229 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3230 values_to_unmark vector. Moved body to...
3231 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3232 instead queue it into values_to_unmark vector.
3233 (vt_find_locations): Free values_to_unmark vector.
3235 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
3237 * config/s390/s390.c (override_options): Set
3238 default of max-pending-list-length to 256
3240 2010-01-13 Richard Guenther <rguenther@suse.de>
3243 * tree-pass.h (PROP_gimple_lcx): New.
3244 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
3245 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
3246 before the final cleanup_eh.
3247 (dump_properties): Dump PROP_gimple_lcx.
3248 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
3249 (tree_lower_complex_O0): Remove.
3250 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
3251 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
3252 tree_lower_complex, schedule TODO_update_ssa.
3253 * lto-streamer-out.c (output_function): Stream the functions
3255 * lto-streamer-in.c (input_function): Likewise.
3256 (lto_read_body): Do not override them here.
3258 2010-01-12 Joseph Myers <joseph@codesourcery.com>
3261 * c-typeck.c (build_c_cast): Fold value cast to union type before
3262 wrapping it in a CONSTRUCTOR.
3264 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3266 PR rtl-optimization/42699
3267 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
3270 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3272 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3273 SUBTARGET_WARN_UNUSED_SPEC): Move ...
3274 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3275 SUBTARGET_WARN_UNUSED_SPEC): ... here
3276 * config/mips/iris5.h (LIBGCC_SPEC): Define.
3278 2010-01-12 Julian Brown <julian@codesourcery.com>
3280 * config/arm/neon-schedgen.ml (Utils): Don't try to
3281 open missing module.
3282 (find_with_result): New.
3284 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3287 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
3288 sharing when canonicalizing ({lt,ge}u (plus a b) b).
3290 PR tree-optimization/42645
3291 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
3292 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
3293 decl_map, set processing_debug_stmt to -1 and return name without
3296 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
3298 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
3299 binutils version, and reword target configuration description.
3301 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3303 * config/avr/avr.h (LINKER_NAME): Remove.
3305 2010-01-11 Janis Johnson <janis187@us.ibm.com>
3308 * config/rs6000/rs6000.c (rs6000_override_options): On targets
3309 that support VSX, warn for -mno-altivec if vsx is not disabled,
3312 2010-01-11 Joseph Myers <joseph@codesourcery.com>
3313 Shujing Zhao <pearly.zhao@oracle.com>
3315 PR translation/42469
3316 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
3317 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
3318 character between option name and help text.
3319 * c.opt (imultilib): Likewise.
3321 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
3323 * lto-streamer-out.c (output_unreferenced_globals): Output static
3326 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
3328 PR rtl-optimization/42621
3329 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
3330 optimizing for size.
3331 (duplicate_computed_gotos): Remove now-redundant check.
3333 2010-01-10 Steve Ellcey <sje@cup.hp.com>
3336 * configure.ac: Save and restore LDFLAGS and LIBS
3337 * configure: Regenerate.
3339 2010-01-10 Richard Guenther <rguenther@suse.de>
3342 * builtins.c (fold_builtin_strlen): Add type argument and
3343 convert the resulting length to it.
3344 (fold_builtin_1): Adjust.
3346 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3348 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
3349 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
3351 (num_insns_constant_wide): Adjust for that change.
3353 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3356 * web.c (union_defs): Add used argument, to combine uses of
3358 (entry_register): Adjust type and tests of used argument.
3359 (web_main): Widen used for new use. Pass it to union_defs.
3360 * df.h (union_defs): Adjust prototype.
3362 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3365 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
3366 uses in new incoming argument. Free body.
3367 (reset_debug_uses_in_loop): New.
3368 (analyze_insn_to_expand_var): Call the latter if the former found
3369 anything. Fix whitespace. Reject invalid dest overlaps before
3370 going through all insns in the loop.
3372 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3375 * haifa-sched.c (dying_use_p): Debug insns don't count.
3377 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3380 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
3381 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
3382 (verify_gimple_call): Reject LHS in noreturn calls.
3384 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3388 * tree-vect-loop-manip.c (adjust_info): New type.
3389 (adjust_vec): New pointer to vector.
3390 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
3391 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
3392 (slpeel_update_phis_for_duplicate_loop): Use them.
3393 (slpeel_update_phi_nodes_for_guard1): Likewise.
3394 (slpeel_update_phi_nodes_for_guard2): Likewise.
3395 (slpeel_tree_peel_loop_to_edge): Likewise.
3396 (vect_update_ivs_after_vectorizer): Likewise.
3398 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3400 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
3401 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3403 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3405 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
3406 bogus uninitialized warning.
3408 2010-01-09 Richard Guenther <rguenther@suse.de>
3411 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
3412 the evolution is compatible with the initial condition.
3414 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3416 * gcc.c (process_command): Update copyright notice dates.
3417 * gcov.c (print_version): Likewise.
3418 * gcov-dump.c (print_version): Likewise.
3419 * mips-tfile.c (main): Likewise.
3420 * mips-tdump.c (main): Likewise.
3422 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3425 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
3427 (rotlhi3_8): Delete.
3429 (rotlsi3_8): Delete.
3430 (rotlsi3_16): Delete.
3431 (rotlsi3_24): Delete.
3433 (*rotw<mode>3): New.
3434 (*rotb<mode>3): New.
3435 * config/avr/avr.c (avr_rotate_bytes): New function.
3436 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
3438 2010-01-08 Steve Ellcey <sje@cup.hp.com>
3441 * configure.ac: Modify -rdynamic check.
3442 * configure: Regenerate.
3444 2010-01-08 DJ Delorie <dj@redhat.com>
3446 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
3447 register popping order.
3449 2010-01-08 Richard Guenther <rguenther@suse.de>
3452 * c.opt (fsigned-char): Also let LTO handle this option.
3453 (funsigned-char): Likewise.
3455 2010-01-07 Richard Guenther <rguenther@suse.de>
3457 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
3458 (gimple_op): Likewise.
3459 (gimple_op_ptr): Likewise.
3460 (gimple_assign_set_lhs): Remove gcc_assert.
3461 (gimple_assign_set_rhs1): Likewise.
3462 (gimple_assign_set_rhs2): Likewise.
3463 (gimple_call_set_lhs): Likewise.
3464 (gimple_call_set_fn): Likewise.
3465 (gimple_call_set_fndecl): Likewise.
3466 (gimple_call_fndecl): Likewise.
3467 (gimple_call_return_type): Likewise.
3468 (gimple_call_set_chain): Likewise.
3469 (gimple_call_num_args): Likewise.
3470 (gimple_call_set_arg): Likewise.
3471 (gimple_cond_set_code): Likewise.
3472 (gimple_cond_set_lhs): Likewise.
3473 (gimple_cond_set_rhs): Likewise.
3474 (gimple_cond_set_true_label): Likewise.
3475 (gimple_cond_set_false_label): Likewise.
3476 (gimple_label_set_label): Likewise.
3477 (gimple_goto_set_dest): Likewise.
3478 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
3479 (gimple_debug_bind_get_value): Likewise.
3480 (gimple_debug_bind_get_value_ptr): Likewise.
3481 (gimple_debug_bind_set_var): Likewise.
3482 (gimple_debug_bind_set_value): Likewise.
3483 (gimple_debug_bind_reset_value): Likewise.
3484 (gimple_debug_bind_has_value_p): Likewise.
3485 (gimple_return_retval_ptr): Remove gcc_assert.
3486 (gimple_return_retval): Likewise.
3487 (gimple_return_set_retval): Likewise.
3488 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
3489 (safe_referenced_var_iterator): Remove.
3490 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
3491 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
3492 (fill_referenced_var_vec): Remove.
3493 (first_readonly_imm_use): Remove redundant gcc_assert.
3494 (phi_arg_index_from_use): Combine gcc_asserts.
3495 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
3496 (first_imm_use_stmt): Remove redundant gcc_assert.
3497 * tree-cfg.c (verify_gimple_call): Verify function and chain
3498 operands. Verify arguments.
3499 (verify_types_in_gimple_stmt): Verify condition code and labels.
3501 2010-01-07 Richard Guenther <rguenther@suse.de>
3503 PR tree-optimization/42641
3504 * sese.c (rename_map_elt_info): Use the SSA name version, do
3507 2010-01-07 Jakub Jelinek <jakub@redhat.com>
3509 PR tree-optimization/42625
3510 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
3511 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
3513 2010-01-07 Duncan Sands <baldrick@free.fr>
3515 * Makefile.in (PLUGIN_HEADERS): Add version.h.
3517 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
3520 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
3521 note itself is not function_invariant_p.
3523 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
3525 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
3526 Do not add the DF_NOTE problem.
3527 * store-motion.c (execute_rtl_store_motion): Likewise.
3529 2010-01-07 Martin Jambor <mjambor@suse.cz>
3531 PR tree-optimization/42157
3532 * tree-sra.c (compare_access_positions): Stabilize sort if both
3533 accesses have integer types, return zero immediately if they are the
3536 2010-01-06 Richard Henderson <rth@redhat.com>
3539 * haifa-sched.c (add_to_note_list): Merge into ...
3540 (concat_note_lists): ... here, and ...
3541 (unlink_other_notes, rm_other_notes): Merge into...
3542 (remove_notes): ... here. Create REG_SAVE_NOTEs for
3543 NOTE_INSN_EPILOGUE_BEG.
3545 2010-01-06 Richard Guenther <rguenther@suse.de>
3547 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
3548 not inline regular functions into always-inline functions.
3550 2010-01-06 Nick Clifton <nickc@redhat.com>
3552 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
3553 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
3555 (OVERRIDE_OPTIONS): Delete.
3556 (OPTIMIZATION_OPTIONS): Define.
3557 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
3558 * config/rx/rx.c (rx_handle_option): Issue an error message if
3559 -mcpu=rx200 and -fpu are used together.
3560 (rx_set_optimization_options): New function. Issue an error
3561 message if an optimization attribute attempts to reset the FPU/
3562 math optimization pairing.
3563 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
3564 * config/rx/rx.opt: Set the default to 32-bit doubles.
3565 * config/rx/t-rx: Add multilibs for -nofpu option.
3566 * doc/invoke.texi: Update documentation of RX options.
3568 2010-01-06 Richard Guenther <rguenther@suse.de>
3570 * tree-ssa-pre.c (name_to_id): New global.
3571 (alloc_expression_id): Simplify SSA name handling.
3572 (lookup_expression_id): Likewise.
3573 (init_pre): Zero name_to_id.
3574 (fini_pre): Free it.
3576 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
3578 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
3580 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
3583 * config/i386/sse.md (smaxv2di3): New.
3584 (umaxv2di3): Likewise.
3585 (sminv2di3): Likewise.
3586 (uminv2di3): Likewise.
3588 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
3591 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
3592 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
3593 (legitimize_tls_address): Likewise.
3594 (sparc_tls_referenced_p): Likewise.
3595 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
3596 and adjust calls to legitimize_pic_address.
3597 (legitimate_constant_p) Use sparc_tls_referenced_p.
3598 (legitimate_pic_operand_p): Likewise.
3599 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
3600 (sparc_tls_symbol_ref_1): Delete.
3601 (sparc_tls_referenced_p): Make static, recognize specific patterns.
3602 (legitimize_tls_address): Make static, handle CONST patterns.
3603 (legitimize_pic_address): Make static, remove unused parameter and
3604 adjust recursive calls.
3605 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
3606 and adjust call to legitimize_pic_address.
3607 (sparc_output_mi_thunk): Likewise.
3609 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
3610 H.J. Lu <hongjiu.lu@intel.com>
3613 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
3614 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
3615 operands to make them signed.
3618 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3621 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3622 GTU to GT for V4SI and V2DI.
3624 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3625 (umin<mode>3): Removed.
3627 (uminv4si3): Likewise.
3629 2010-01-05 Martin Jambor <mjambor@suse.cz>
3631 PR tree-optimization/42462
3632 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
3633 current_function_decl to helper functions and macros.
3635 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3638 * flags.h: Don't include real.h.
3639 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
3640 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
3641 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
3642 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
3643 * dominance.c: Update copyright.
3644 * gimple.c (walk_gimple_op): Remove inline.
3645 * tree-ssa-reassoc.c: Include real.h.
3646 * Makefile.in (FLAGS_H): Remove $(REAL_H).
3647 (tree-ssa-reassoc.o): Depend on $(REAL_H).
3649 2010-01-05 Nick Clifton <nickc@redhat.com>
3651 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
3652 register to push into the stack frame when the accumulator has to
3653 be saved during interrupts.
3655 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
3657 * doc/invoke.texi: Remove the documentation about option
3659 * common.opt (Wunreachable-code): Preserved for backward
3661 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
3662 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
3663 the backward compatibility flag section.
3665 2010-01-05 Richard Guenther <rguenther@suse.de>
3667 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
3669 2010-01-05 Jakub Jelinek <jakub@redhat.com>
3672 * cfgexpand.c (expand_one_var): Diagnose too large variables.
3674 PR tree-optimization/42508
3675 * tree-sra.c (convert_callers): Check for recursive call
3676 by comparing cgraph nodes instead of decls.
3677 (modify_function): Call ipa_modify_formal_parameters also
3678 on all same_body aliases.
3680 * cgraphunit.c (cgraph_materialize_all_clones): Compare
3681 cgraph nodes when checking for same_body aliases.
3683 2010-01-05 Richard Guenther <rguenther@suse.de>
3685 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
3686 allocation and lookup.
3687 (get_or_alloc_expr_for_constant): Likewise.
3688 (phi_translate): Sink allocation.
3690 2010-01-04 Richard Guenther <rguenther@suse.de>
3692 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
3693 a new entry only if needed.
3694 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
3695 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
3697 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
3699 (phi_translate): Handle CONSTANTs early.
3701 2010-01-04 Martin Jambor <mjambor@suse.cz>
3703 PR tree-optimization/42398
3704 * tree-sra.c (struct access): Removed flag grp_different_types.
3705 (dump_access): Do not dump the removed flag.
3706 (sort_and_splice_var_accesses): Do not set the removed flag.
3707 (sra_modify_expr): Check for type compatibility directly.
3709 2010-01-04 Martin Jambor <mjambor@suse.cz>
3711 PR tree-optimization/42366
3712 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
3713 edges with variable number of parameters.
3714 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
3715 flag instead of asserting it.
3716 (ipa_read_node_info): Read uses_analysis_done flag.
3718 2010-01-04 Richard Guenther <rguenther@suse.de>
3720 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
3721 iterative_hash_* as intended.
3722 (vn_reference_compute_hash): Likewise. Simplify hashing
3724 (vn_reference_lookup_2): Likewise.
3725 (vn_nary_op_compute_hash): Likewise.
3726 (vn_phi_compute_hash): Likewise.
3727 (expressions_equal_p): Remove strange code.
3728 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
3729 (pre_expr_hash): Likewise. Simplify hashing SSA names.
3730 (bitmap_insert_into_set_1): Take value-id as parameter.
3731 (add_to_value): Pass it.
3732 (bitmap_insert_into_set): Likewise.
3733 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
3735 2010-01-04 Jakub Jelinek <jakub@redhat.com>
3738 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
3739 (do_self_spec): For switches with SWITCH_IGNORE set set also
3740 SWITCH_IGNORE_PERMANENTLY.
3741 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
3744 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
3746 * lto-streamer-out.c (output_unreferenced_globals): Output the full
3747 tree of an unreferenced global var.
3749 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3752 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3753 GTU to GT for V4SI and V2DI.
3755 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3756 (umin<mode>3): Removed.
3758 (uminv4si3): Likewise.
3760 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3763 * collect2.c (main): Turn on trace in collect2 if -v is passed
3766 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
3768 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
3769 description of expression operand.
3771 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
3773 * configure.ac: Add install-html to target_list for Make-hooks.
3774 * configure: Regenerate.
3775 * fortran/Make-lang.in (F95_HTMLFILES): New.
3776 (fortran.html): Use it.
3777 (fortran.install-html): New.
3778 * Makefile.in (install-html): Add lang.install-html.
3779 * java/Make-lang.in (JAVA_HTMLFILES): New.
3780 (java.html): Use it.
3781 (java.install-html): New.
3782 * objc/Make-lang.in (objc.install-html): New.
3783 * objcp/Make-lang.in (obj-c++.install-html): New.
3784 * cp/Make-lang.in (c++.install-html): New.
3785 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
3786 * lto/Make-lang.in (lto.install-html): New.
3788 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
3791 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
3793 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
3795 PR rtl-optimization/41862
3796 * store-motion.c (store_killed_in_insn, compute_store_table,
3797 remove_reachable_equiv_notes, replace_store_insn,
3798 build_store_vectors): Ignore all DEBUG_INSNs.
3800 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
3803 * common.opt: Add dumpdir.
3805 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
3807 (option_map): Add --dumpdir.
3809 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
3811 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
3813 * opts.c (decode_options): Try dump_dir_name first if
3814 dump_base_name isn't an absolute path.
3815 (common_handle_option): Handle OPT_dumpdir.
3817 * toplev.c (dump_dir_name): New.
3818 (print_switch_values): Also ignore -dumpdir.
3820 * toplev.h (dump_dir_name): New.
3822 2010-01-03 Richard Guenther <rguenther@suse.de>
3824 PR tree-optimization/42589
3825 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
3826 double-word expansion of bswap32.
3828 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
3830 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
3831 with BLOCK_FOR_INSN.
3832 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
3833 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
3834 noce_process_if_block): Likewise.
3835 * gcse.c (compute_local_properties, insert_expr_in_table,
3836 insert_set_in_table, canon_list_insert, find_avail_set,
3837 pre_insert_copy_insn): Likewise.
3839 * basic-block.h (BLOCK_NUM): Move from here...
3840 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
3842 2010-01-03 Richard Guenther <rguenther@suse.de>
3844 PR tree-optimization/42438
3845 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
3846 contains_may_not_return_call flag.
3847 (BB_MAY_NOTRETURN): New.
3848 (valid_in_sets): Trapping nary operations are not valid
3849 in blocks that may not return.
3850 (insert_into_preds_of_block): Remove check for trapping expressions.
3851 (compute_avail): Compute also BB_MAY_NOTRETURN.
3853 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
3855 * doc/invoke.texi: Add 2010 to copyright years.
3857 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
3859 * config/sparc/sparc.c: Fix formatting nits.
3861 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
3862 Alexander Monakov <amonakov@ispras.ru>
3864 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
3866 2010-01-02 Richard Guenther <rguenther@suse.de>
3869 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
3870 (simplify_switch_using_ranges): Mark to be removed edges
3873 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3875 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3877 * collect2.c (scan_libraries): Add missing argument in call to
3880 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
3883 * config/alpha/predicates.md (aligned_memory_operand): Return false
3885 (unaligned_memory_operand): Return true for CQImode.
3886 * config/alpha/alpha.c (get_aligned_mem): Assert that location
3887 doesn not cross aligned SImode word boundary.
3889 2010-01-02 Anatoly Sokolov <aesok@post.ru>
3891 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
3893 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
3894 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
3896 2010-01-02 Richard Guenther <rguenther@suse.de>
3899 * toplev.c (compile_file): Emit LTO marker properly. Change
3901 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
3903 2010-01-01 Richard Guenther <rguenther@suse.de>
3906 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
3908 2010-01-01 Richard Guenther <rguenther@suse.de>
3911 * c-decl.c (grokdeclarator): For zero-size arrays force
3912 structural equality checks as layout_type does.
3914 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
3916 * builtins.c: Update copyright to 2010.
3918 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
3921 * lto-streamer-out.c (produce_asm): Revert the last change.
3922 (copy_function): Likewise.
3924 * lto-streamer.c (lto_get_section_name): Skip any leading
3927 2010-01-01 Richard Guenther <rguenther@suse.de>
3930 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
3934 Copyright (C) 2010 Free Software Foundation, Inc.
3936 Copying and distribution of this file, with or without modification,
3937 are permitted in any medium without royalty provided the copyright
3938 notice and this notice are preserved.