1 2010-03-18 Martin Jambor <mjambor@suse.cz>
4 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
5 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
6 all non-clones. Moved call redirection...
7 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new
9 (cgraph_materialize_all_clones): Dispose of all
10 combined_args_to_skip bitmaps.
11 (verify_cgraph_node): Do not check for edges pointing to wrong
12 nodes in inline clones.
13 * tree-inline.c (copy_bb): Call
14 cgraph_redirect_edge_call_stmt_to_callee.
15 * ipa.c (cgraph_remove_unreachable_nodes): Call
16 cgraph_node_remove_callees even when there are used clones.
18 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
20 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
22 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
25 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
28 2010-03-18 Michael Matz <matz@suse.de>
31 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
32 into sqrt(x) if we need to preserve signed zeros.
34 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
35 Eric Botcazou <ebotcazou@adacore.com>
37 PR rtl-optimization/43360
38 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
39 note if we don't know its invariant status.
41 2010-03-18 Michael Matz <matz@suse.de>
43 PR tree-optimization/43402
44 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
45 PHI chains of ssa names registered for update.
47 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
50 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
51 non-offsettable and pre_modify update addressing.
52 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
53 and "2" alternatives "#".
54 (*movdd_softfloat32): Make all alternatives "#";
55 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
56 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
57 (*movdf_softfloat32): Make all alternatives "#";
58 (movdi): Use the new DIFD mode iterator to create a common splitter
59 for movdi, movdf and movdd patterns.
61 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
63 * common.opt (dumpdir): Remove redundant tab.
65 2010-03-17 Martin Jambor <mjambor@suse.cz>
67 PR tree-optimization/43347
68 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
69 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
71 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
73 PR rtl-optimization/42216
74 * regrename.c (create_new_chain): New function, broken out from...
75 (scan_rtx_reg): ... here. Call it. Handle the case where we are
76 appending a use to an empty chain.
77 (build_def_use): Remove previous changes that convert OP_INOUT to
78 OP_OUT operands; instead detect the case where an OP_INOUT operand
79 uses a previously untracked register and create an empty chain for
82 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
84 * doc/extend.texi (Function Attributes): Rewrite unfinished
85 sentence in ms_abi documentation.
87 2010-03-17 Alan Modra <amodra@gmail.com>
89 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
90 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
91 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
92 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
94 2010-03-16 Richard Henderson <rth@redhat.com>
97 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
98 (lower_try_finally): Save and restore eh_seq around the expansion
101 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
103 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
104 statements before splitting block.
106 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
108 * doc/sourcebuild.texi (Testsuites): Fix markup.
109 Use pathnames relative to gcc/testsuite.
110 (Test Directives): Move description of how timeout is determined.
111 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
112 (C Tests): Correct gcc.misc-tests directory.
113 Framework tests now live in gcc.test-framework.
115 2010-03-16 Richard Guenther <rguenther@suse.de>
118 * tree-cfg.c (gimple_merge_blocks): When propagating virtual
119 PHI operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI
122 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
123 Alexandre Oliva <aoliva@redhat.com>
125 PR tree-optimization/42917
126 * lambda-code.c (remove_iv): Skip debug statements.
127 (lambda_loopnest_to_gcc_loopnest): Likewise.
128 (not_interesting_stmt): Debug statements are not interesting.
130 2010-03-16 Jakub Jelinek <jakub@redhat.com>
134 * cselib.c (cselib_preserve_constants,
135 cfa_base_preserved_val): New static variables.
136 (preserve_only_constants): New function.
137 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
138 clear its REG_VALUES. If cselib_preserve_constants, don't
139 empty the whole hash table, but preserve there VALUEs with constants,
140 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
141 (cselib_preserve_cfa_base_value): New function.
142 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
143 (cselib_init): Change argument to int bitfield. Set
144 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
146 (cselib_finish): Clear cselib_preserve_constants and
147 cfa_base_preserved_val.
148 * cselib.h (enum cselib_record_what): New enum.
149 (cselib_init): Change argument to int.
150 (cselib_preserve_cfa_base_value): New prototype.
151 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
152 * dse.c (dse_step1): Likewise.
153 * cfgcleanup.c (thread_jump): Likewise.
154 * sched-deps.c (sched_analyze): Likewise.
155 * gcse.c (local_cprop_pass): Likewise.
156 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
157 If FN is non-NULL, call the callback always and whenever it returns
158 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
159 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
160 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
161 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
162 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
163 * var-tracking.c: Include recog.h.
164 (bb_stack_adjust_offset): Remove.
165 (vt_stack_adjustments): Don't call it, instead just gather the
166 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
167 (adjust_stack_reference): Remove.
168 (compute_cfa_pointer): New function.
169 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
170 (struct adjust_mem_data): New type.
171 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
173 (get_address_mode): New function.
174 (replace_expr_with_values): Use it.
175 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
176 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
177 (adjust_sets): Remove.
178 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
179 Use get_address_mode.
180 (get_adjusted_src): Remove.
181 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
182 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
183 (add_with_sets): Don't call adjust_sets.
184 (fp_setter, vt_init_cfa_base): New functions.
185 (vt_initialize): Change return type to bool. Move most of pool etc.
186 initialization to the beginning of the function from end. Pass
187 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
188 If !frame_pointer_needed, call vt_stack_adjustment before mos
189 vector is filled, call vt_init_cfa_base if argp/framep has been
190 eliminated to sp. If frame_pointer_needed and argp/framep has
191 been eliminated to hard frame pointer, set
192 hard_frame_pointer_adjustment and call vt_init_cfa_base after
193 encountering fp setter in the prologue. For MO_ADJUST, call
194 log_op_type before pusing the op into mos vector, not afterwards.
195 Call adjust_insn before cselib_process_insn/add_with_sets,
196 call cancel_changes (0) afterwards.
197 (variable_tracking_main_1): Adjust for vt_initialize calling
198 vt_stack_adjustments and returning whether it succeeded or not.
200 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
202 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
205 2010-03-15 Jakub Jelinek <jakub@redhat.com>
207 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
209 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
210 drap_reg has not been set.
212 2010-03-15 Michael Matz <matz@suse.de>
215 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
216 use it to expand block copies.
217 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
218 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
219 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
221 2010-03-15 Richard Guenther <rguenther@suse.de>
223 PR tree-optimization/43367
224 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
227 2010-03-15 Richard Guenther <rguenther@suse.de>
229 PR tree-optimization/43317
230 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
232 2010-03-15 Martin Jambor <mjambor@suse.cz>
234 PR tree-optimization/43141
235 * tree-sra.c (create_abstract_origin): New function.
236 (modify_function): Call create_abstract_origin.
238 2010-03-15 Chris Demetriou <cgd@google.com>
240 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
243 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
246 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
247 call insert_out_of_ssa_copy for default definitions.
249 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
251 * graphite-clast-to-gimple.c (my_long_long): Defined.
252 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
253 * graphite-sese-to-poly.c (my_long_long): Defined.
254 (scop_ivs_can_be_represented): Use it.
256 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
258 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
259 graphite-max-bbs-per-function, and loop-block-tile-size.
260 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
262 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
264 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
266 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
268 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
269 (add_upper_bounds_from_estimated_nit): New.
270 (build_loop_iteration_domains): Use it.
272 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
274 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
276 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
279 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
280 should be an INTEGER_CST. Also handle CASE_CONVERT.
282 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
284 * graphite.c (graphite_initialize): To bound the number of bbs per
285 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
286 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
287 * doc/invoke.texi: Document it.
289 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
291 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
292 * graphite-sese-to-poly.h (build_poly_scop): Same.
294 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
296 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
297 the number of parameters in the scop. Use as an upper bound
298 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
299 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
300 * doc/invoke.texi: Document it.
302 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
304 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
305 * doc/c-tree.texi: Remove.
306 * doc/generic.texi: Merge c-tree.texi here.
307 * doc/gccint.texi (Trees): Remove menu entry.
308 (c-tree.texi): Remove @include.
309 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
310 * doc/languages.texi (Reading RTL): Ditto.
312 2010-03-12 Steve Ellcey <sje@cup.hp.com>
315 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
317 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
320 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
321 code added to work around reload clobbering CONST insns.
323 2010-03-12 Jakub Jelinek <jakub@redhat.com>
325 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
326 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
327 (cselib_preserve_only_values): Remove retain argument, don't
328 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
329 * cselib.h (cselib_preserve_only_values): Remove retain argument.
330 * var-tracking.c (micro_operation): Move insn field before union.
331 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
332 (struct variable_tracking_info_def): Remove n_mos field, change
333 mos into a vector of micro_operations.
334 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
335 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
336 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
337 changing into a vector.
338 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
339 come before all other uops generated by add_stores.
340 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
342 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
343 a vector. Run just one pass over the bbs instead of separate counting
344 and computation phase.
345 (vt_finalize): Free VTI (bb)->mos vector instead of array.
348 * tree-inline.c (remap_decls): Put old_var rather than origin_var
349 into *nonlocalized_list vector.
350 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
351 even if origin is non-NULL.
352 (gen_variable_die): Likewise.
353 (process_scope_var): Don't change origin.
354 (gen_decl_die): Likewise.
355 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
356 before adding new edges instead of after it, fix moving over
359 2010-03-11 David S. Miller <davem@davemloft.net>
361 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
363 * configure: Rebuild.
365 2010-03-11 Martin Jambor <mjambor@suse.cz>
367 PR tree-optimization/43257
368 * tree.c (assign_assembler_name_if_neeeded): New function.
369 (free_lang_data_in_cgraph): Assembler name assignment moved to the
371 * tree.h (assign_assembler_name_if_neeeded): Declare.
372 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
373 the function if needed.
375 2010-03-11 Chris Demetriou <cgd@google.com>
377 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
378 include/stdint-gcc.h, and include/stdint.h world-readable.
380 2010-03-11 Richard Guenther <rguenther@suse.de>
382 PR tree-optimization/43255
383 * tree-vrp.c (process_assert_insertions_for): Do not insert
384 asserts for trivial conditions.
386 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
388 PR tree-optimization/43280
389 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
390 generation. Move calculation of size out of the if branch.
391 (find_bswap): Modify compare number generation.
393 2010-03-11 Richard Guenther <rguenther@suse.de>
396 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
397 (input_gimple_stmt): Fixup handled component types during
398 operand read. Also fix up decls in ADDR_EXPRs.
400 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
402 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
403 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
405 2010-03-10 Jan Hubicka <jh@suse.cz>
408 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
409 * varasm.c (get_variable_section): Don't do that here...
410 (make_decl_rtl): ... and here.
411 (do_assemble_alias): Produce decl RTL.
412 (assemble_alias): Likewise.
414 2010-03-10 Jakub Jelinek <jakub@redhat.com>
417 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
418 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
420 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
421 (based_loc_descr): Only express drap or vdrap regno based expressions
422 using DW_OP_fbreg when not optimizing.
423 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
424 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
425 REG_CFA_SET_VDRAP note.
427 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
429 PR tree-optimization/43236
430 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
431 error in calculation of base address in reverse iteration case.
432 (generate_builtin): Take number of latch executions if the statement
435 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
438 * tree-eh.c: Include pointer-set.h.
439 (lower_eh_dispatch): Filter out duplicate case labels and
440 remove the unneeded edge when the label is unused. Return
441 true when some edges are removed.
442 (execute_lower_eh_dispatch): When any lowering resulted in
443 removing an edge, also delete unreachable blocks.
445 2010-03-10 Jakub Jelinek <jakub@redhat.com>
448 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
449 UNSPEC_MACHOPIC_OFFSET.
451 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
454 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
455 (m68k_delegitimize_address): New function.
457 2010-03-09 Jakub Jelinek <jakub@redhat.com>
460 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
463 * var-tracking.c (adjust_sets): New function.
464 (count_with_sets, add_with_sets): Use it.
465 (get_adjusted_src): New inline function.
466 (add_stores): Use it.
469 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
470 call cselib_dummy_expand_value_rtx_cb instead of
471 cselib_expand_value_rtx_cb.
474 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
475 * config/i386/i386.c: Include debug.h and dwarf2out.h.
476 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
477 and .cfi_endproc around the pic thunks.
478 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
479 all queued unwind info register saves are saved before the call.
480 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
481 considered as sp-=4 for unwind info and the pop as sp+=4 which
482 also clobbers dest, but doesn't actually restore it.
485 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
488 2010-03-09 Jie Zhang <jie@codesourcery.com>
490 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
491 whitespaces in output template.
493 2010-03-09 Jie Zhang <jie@codesourcery.com>
495 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
498 2010-03-08 Jakub Jelinek <jakub@redhat.com>
500 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
501 builtins.exp in a separate job.
503 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
505 * graphite-sese-to-poly.c (add_param_constraints): Use
506 lower_bound_in_type and upper_bound_in_type.
508 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
510 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
511 instead of unsigned_type_node.
513 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
514 Reza Yazdani <reza.yazdani@amd.com>
517 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
518 on pointer type parameters.
520 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
524 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
525 handle conversions from pointer to integers.
526 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
527 induction variable, to be able to work with code generated by CLooG.
528 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
529 (build_poly_scop): Bail out if we cannot codegen a loop.
531 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
533 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
534 code generation with gloog_error.
536 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
538 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
539 Call fold_convert on all the returned values.
540 (expand_scalar_variables_expr): Pass to
541 expand_scalar_variables_ssa_name the type of the resulting expression.
543 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
545 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
546 ppl_min_for_le_pointset.
547 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
548 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
550 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
552 * graphite-dependences.c (map_into_dep_poly): Removed.
553 (dependence_polyhedron_1): Use combine_context_id_scat.
555 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
557 * graphite-poly.h (struct poly_scattering): Add layout documentation.
558 (struct poly_bb): Same.
559 (combine_context_id_scat): New.
561 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
564 * sese.c (name_defined_in_loop_p): Return false for default
567 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
569 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
570 and clean up the logic.
572 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
574 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
577 2010-03-08 Jakub Jelinek <jakub@redhat.com>
579 * var-tracking.c (remove_cselib_value_chains): Define only for
581 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
582 delete_slot_part, emit_notes_for_differences_1): Don't call
583 remove_cselib_value_chains here.
584 (set_slot_part, emit_notes_for_differences_2): Don't call
585 add_cselib_value_chains here.
586 (preserved_values): New vector.
587 (preserve_value): New function.
588 (add_uses, add_stores, vt_add_function_parameters): Use it
589 instead of cselib_preserve_value.
590 (changed_values_stack): New vector.
591 (check_changed_vars_0): New function.
592 (check_changed_vars_1, check_changed_vars_2): Use it.
593 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
594 changed_values_stack VALUEs.
595 (vt_emit_notes): For all preserved_values call
596 add_cselib_value_chains. If ENABLE_CHECKING call
597 remove_cselib_value_chains before verifying value_chains is empty.
598 Initialize and free changed_values_stack.
599 (vt_initialize): Initialize preserved_values.
600 (vt_finalize): Free preserved_values.
602 2010-03-08 Richard Guenther <rguenther@suse.de>
604 PR tree-optimization/43269
605 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
608 2010-03-08 Martin Jambor <mjambor@suse.cz>
610 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
611 (ipa_is_param_called): Removed.
612 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
613 (ipa_print_node_params): Do not print the called flag.
614 (ipa_write_node_info): Do not stream the called flag.
615 (ipa_read_node_info): Likewise.
617 2010-03-07 Jakub Jelinek <jakub@redhat.com>
620 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
621 * cselib.c (struct expand_value_data): Add dummy field.
622 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
624 (cselib_dummy_expand_value_rtx_cb): New function.
625 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
627 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
628 * var-tracking.c: Include pointer-set.h.
629 (variable): Change n_var_parts to char from int. Add
630 cur_loc_changed and in_changed_variables fields.
631 (variable_canonicalize): Remove.
632 (shared_var_p): New inline function.
633 (unshare_variable): Maintain cur_loc_changed and
634 in_changed_variables fields. If var was in changed_variables,
635 replace it there with new_var. Just copy cur_loc instead of
636 resetting it to something else.
637 (variable_union): Don't recompute cur_loc. Use shared_var_p.
638 (dataflow_set_union): Don't call variable_canonicalize.
639 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
640 of their DEBUG_EXPR_TREE_DECLs.
641 (canonicalize_loc_order_check): Verify that cur_loc is NULL
642 and in_changed_variables and cur_loc_changed is false.
643 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
644 and cur_loc_changed. Don't update cur_loc here.
645 (variable_merge_over_src): Don't call variable_canonicalize.
646 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
647 removing loc that is equal to cur_loc, clear cur_loc,
648 set cur_loc_changed and ensure variable_was_changed is called.
649 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
650 compare pointers in cur_loc check, if it is equal to loc,
651 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
652 (variable_different_p): Remove compare_current_location argument,
653 don't compare cur_loc.
654 (dataflow_set_different_1): Adjust variable_different_p caller.
655 (variable_was_changed): If dv had some var in changed_variables
656 already, reset in_changed_variables flag for it and propagate
657 cur_loc_changed over to the new variable. On empty var
658 always set cur_loc_changed. Set in_changed_variables on whatever
659 var is added to changed_variables.
660 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
661 Use shared_var_p. When removing loc that is equal to cur_loc,
662 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
663 end, don't set it to something else, just call variable_was_changed.
664 (delete_slot_part): Use shared_var_p. When cur_loc equals to
665 loc being removed, clear cur_loc and set cur_loc_changed.
666 Set cur_loc_changed if all locations have been removed.
667 (struct expand_loc_callback_data): New type.
668 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
669 allocated. Always create SUBREGs if simplify_subreg failed.
670 Prefer to use cur_loc, when that fails and still in
671 changed_variables (and seen first time) recompute it. Set
672 cur_loc_changed of variables which had to change cur_loc and
673 compute elcd->cur_loc_changed if any of the subexpressions used
674 had to change cur_loc.
675 (vt_expand_loc): Adjust to pass arguments in
676 expand_loc_callback_data structure.
677 (vt_expand_loc_dummy): New function.
678 (emitted_notes): New variable.
679 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
680 that weren't used for any other decl in current
681 emit_notes_for_changes call call vt_expand_loc_dummy to update
682 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
683 first loc_chain location if NULL before. Always use just
684 cur_loc instead of first loc_chain location. When cur_loc_changed
685 is false, when not --enable-checking=rtl just don't emit any note.
686 When rtl checking, compute the note and assert it is the same
687 as previous note. Clear cur_loc_changed and in_changed_variables
688 at the end before removing from changed_variables.
689 (check_changed_vars_3): New function.
690 (emit_notes_for_changes): Traverse changed_vars to call
691 check_changed_vars_3 on each changed var.
692 (emit_notes_for_differences_1): Clear cur_loc_changed and
693 in_changed_variables. Recompute cur_loc of new_var.
694 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
695 (vt_emit_notes): Initialize and destroy emitted_notes.
697 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
699 PR rtl-optimization/42220
700 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
701 Use verify_reg_tracked to determine if we should use OP_OUT rather
703 (build_def_use): If we see an in-out operand for a register that we
704 know nothing about, treat is an output if possible, fail the block if
707 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
710 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
713 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
716 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
717 uses of relevant DEFs that are dead outside the loop too.
719 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
721 * var-tracking.c (dataflow_set_merge): Swap src and src2.
723 2010-01-13 Jakub Jelinek <jakub@redhat.com>
725 * var-tracking.c (values_to_unmark): New variable.
726 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
727 values_to_unmark vector. Moved body to...
728 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
729 instead queue it into values_to_unmark vector.
730 (vt_find_locations): Free values_to_unmark vector.
732 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
734 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
735 (site.exp): Export them when plugins are enabled.
737 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
740 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
742 (chrec_fold_multiply): Same.
744 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
747 * c-decl.c (build_compound_literal): Return early if init is
750 2010-03-04 Martin Jambor <mjambor@suse.cz>
752 PR tree-optimization/43164
753 PR tree-optimization/43191
754 * tree-sra.c (type_consists_of_records_p): Reject records with
755 zero-size bit-fields at the end.
757 2010-03-04 Mike Stump <mikestump@comcast.net>
759 * Makefile.in (TAGS): Remove *.y.
761 2010-03-04 Richard Guenther <rguenther@suse.de>
763 PR tree-optimization/40761
764 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
766 (my_rev_post_order_compute): New function.
769 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
772 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
773 decrease the cost of an IV candidate when the cost is infinite.
775 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
777 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
778 Use '3DNow!' for the extension of that name, ensure normal space
780 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
782 2010-03-03 Jeff Law <law@redhat.com>
784 * PR middle-end/32693
785 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
787 (extract_bit_field_1): Likewise.
789 2010-03-03 Janis Johnson <janis187@us.ibm.com>
791 * doc/sourcebuild.texi (Test directives): Document that arguments
792 include-opts and exclude-opts are now optional for dg-skip-if,
793 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
795 2010-03-03 Jason Merrill <jason@redhat.com>
798 * cgraph.h (varpool_node): Add extra_name field.
799 * varpool.c (varpool_extra_name_alias): New.
800 (varpool_assemble_decl): Emit extra name aliases.
801 (varpool_mark_needed_node): Look past an extra name alias.
802 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
803 * lto-streamer-in.c (lto_input_tree): Read it.
804 * lto-streamer-out.c (output_unreferenced_globals): Write it.
806 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
808 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
809 (sparc*-*-solaris2*): ...this.
811 2010-03-03 Jakub Jelinek <jakub@redhat.com>
814 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
815 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
816 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
817 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
820 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
821 fallthrough to default handling, just with want_address 0 instead of 2.
822 For single element lists, add_AT_loc directly, otherwise create an
823 artificial variable DIE and stick location list to it.
826 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
827 (VAL_EXPR_HAS_REVERSE): Define.
828 (reverse_op): New function.
829 (add_stores): For reversible operations add an extra MO_VAL_USE.
831 2010-03-02 Jason Merrill <jason@redhat.com>
833 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
835 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
837 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
838 (sparc64-*-linux*): Likewise.
839 (sparc64-*-solaris2*): Include assembler files before linker ones.
840 (sparc-*-solaris2*): Simplify and reorder to match previous case.
841 * config/sparc/gas.h: Delete.
842 * config/sparc/sol2-64.h: Add copyright notice.
843 * config/sparc/sol2-gas-bi.h: Likewise.
844 * config/sparc/sol2-gld.h: Likewise.
845 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
846 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
847 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
848 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
849 (sparc_elf_asm_named_section): Rename into...
850 (sparc_solaris_elf_asm_named_section): ...this. Always define.
852 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
854 * config/alpha/alpha.c (override_options): Fix -mtune error message.
856 2010-03-02 Jeff Law <law@redhat.com>
859 * reload1.c (rtx_p, substitute_stack): Declare.
860 (substitute): Record addresses of changed rtxs.
861 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
862 Restore the original rtx when complete.
863 (reload): Free subsitute_stack when complete.
865 2010-03-02 Janis Johnson <janis187@us.ibm.com>
867 * doc/gccint.texi (menu): Add Testsuites as a chapter.
868 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
870 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
871 LTO Testing, gcov Testing, profopt Testing, compat Testing,
872 Torture Tests): Change from subsection to section.
874 2010-03-02 Jakub Jelinek <jakub@redhat.com>
875 Steven Bosscher <steven@gcc.gnu.org>
877 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
880 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
883 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
884 the assignment from the new induction variable to the assignment
885 of the value from the original loop PHI function.
887 2010-03-01 Janis Johnson <janis187@us.ibm.com>
888 Daniel Jacobowitz <dan@codesourcery.com>
890 * doc/sourcebuild.texi (Test directives): Clarify options to
893 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
895 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
896 Disable cfi directives unless GCC and gas agree on using read-only
897 .eh_frame sections for 64-bit.
898 * configure: Regenerate.
900 2010-03-01 Richard Guenther <rguenther@suse.de>
902 PR tree-optimization/43220
903 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
904 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
906 2010-03-01 Richard Guenther <rguenther@suse.de>
907 Martin Jambor <mjambor@suse.cz>
910 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
911 gimplified parameters.
913 2010-03-01 Christian Bruel <christian.bruel@st.com>
915 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
917 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
919 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
921 2010-03-01 Richard Guenther <rguenther@suse.de>
924 * expr.c (expand_assignment): Use the alias-oracle to tell
925 if the rhs aliases the result decl.
927 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
930 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
931 to sol_gt_pch_get_address.
932 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
933 64-bit, SPARC and x86.
934 (sol_gt_pch_get_address): New function.
936 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
938 * toplev.h (inform_n, error_n): Declare.
939 * diagnostic.c (inform_n, error_n): New function.
941 2010-03-01 Jakub Jelinek <jakub@redhat.com>
943 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
944 has no rtl yet when processing local_decls, queue it and recheck
945 if deferred stack allocation hasn't assigned it rtl.
947 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
949 * config/sh/sh.c (unspec_bbr_uid): New.
950 (gen_block_redirect): Use it instead of INSN_UID.
951 (gen_far_branch): Likewise.
953 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
955 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
956 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
958 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
960 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
961 (Warning Options): -Wno-conversion-null is valid for
962 Objective-C++ as well.
963 * doc/tm.texi (Named Address Spaces): Likewise.
964 * doc/plugins.texi (Plugins): Replace TABs with spaces.
965 * doc/tree-ssa.texi (Tree SSA): Likewise.
967 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
970 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
971 by default. Don't set the default arch for
972 i[34567]86-*-darwin*|x86_64-*-darwin*.
974 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
977 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
978 default. Set the default 32bit/64bit archs with $with_arch
979 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
981 2010-02-27 Richard Guenther <rguenther@suse.de>
983 PR tree-optimization/43186
984 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
985 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
986 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
989 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
991 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
992 required and i[34567]86-*-* targets don't support 64bit ISA.
994 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
997 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1000 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1002 * config.gcc: Set the default arch at least to Prescott for
1003 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
1004 if SSE math is enabled.
1006 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1008 * diagnostic.c (diagnostic_initialize): Update.
1009 (diagnostic_report_diagnostic): Test inhibit_notes_p for
1011 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
1012 (diagnostic_inhibit_notes): New.
1013 * toplev.c (process_options): inhibit notes with -fcompare-debug.
1015 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1018 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
1019 * doc/standards.texi: Likewise.
1020 * doc/extend.texi: Likewise.
1021 * doc/trouble.texi: Likewise.
1022 * doc/cppopts.texi: Likewise.
1023 * doc/install.texi: Likewise.
1024 * c.opt (std=c90,std=gnu90): New options.
1025 * c-opts.c (c_common_handle_option): Handle them.
1027 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
1030 * c-decl.c (undeclared_variable): Use an informative note.
1032 2010-02-26 Richard Guenther <rguenther@suse.de>
1034 PR tree-optimization/43186
1035 * gimple.h (gimple_fold): Remove.
1036 * gimple.c (gimple_fold): Remove. Inline into single user ...
1037 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
1038 Try harder for conditions.
1040 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1043 * function.c (used_types_insert): Don't skip through named pointer
1044 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
1045 and it is different from the main variant's type.
1047 2010-02-26 Nick Clifton <nickc@redhat.com>
1049 * config/rx/rx.md (sminsi3): Remove bogus alternative.
1051 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
1053 * config.gcc: Support --with-fpmath=sse for x86.
1055 * config/i386/ssemath.h: New.
1057 * doc/install.texi (--with-fpmath=sse): Documented.
1059 2010-02-26 Richard Guenther <rguenther@suse.de>
1061 PR tree-optimization/43188
1062 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
1063 vector types of over-aligned element type.
1065 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
1068 * config/i386/i386.c (expand_vec_perm_blend): Use correct
1069 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
1071 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
1073 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
1075 2010-02-26 Jakub Jelinek <jakub@redhat.com>
1077 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
1078 * var-tracking.c: Include diagnostic.h.
1079 (debug_dv): New function.
1080 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
1083 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
1084 (add_value_chain, add_value_chains, remove_value_chain,
1085 remove_value_chains): Handle DEBUG_EXPRs.
1086 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
1089 * regcprop.c (struct queued_debug_insn_change): New type.
1090 (struct value_data_entry): Add debug_insn_changes field.
1091 (struct value_data): Add n_debug_insn_changes field.
1092 (debug_insn_changes_pool): New variable.
1093 (free_debug_insn_changes, apply_debug_insn_changes,
1094 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
1095 (kill_value_one_regno): Call free_debug_insn_changes if needed.
1096 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
1098 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
1100 (copyprop_hardreg_forward_1): Don't call apply_change_group for
1101 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
1102 changes, call cprop_find_used_regs via note_stores.
1103 (copyprop_hardreg_forward): When copying vd from predecessor
1104 which has any queued DEBUG_INSN changes, make sure the pointers are
1105 cleared. At the end call df_analyze and then if there are any
1106 DEBUG_INSN changes queued at the end of some basic block for still
1107 live registers, apply them.
1108 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
1110 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
1112 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
1115 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
1117 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
1118 targets. Set the default with_cpu/with_arch from arch/cpu.
1119 Allow x86-64 and native for with_cpu/with_arch.
1121 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
1123 * ebitmap.c: Change calls to verify_popcount with calls to
1124 sbitmap_verify_popcount.
1125 (ebitmap_clear_bit): Fixed map->cacheindex test and
1126 map>cache update when bit clearing results in an empty
1129 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1132 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
1133 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
1134 and support both V2DF and V2DI modes.
1135 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
1136 support both V2DF and V2DI modes.
1137 (general): Delete trailing whitespace from a few patterns.
1139 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1140 V2DF/V2DI interleave high/low builtins.
1142 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
1145 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
1146 interleave high/low functions.
1148 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
1150 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
1151 #pragma extern_prefix.
1153 2010-02-25 Jakub Jelinek <jakub@redhat.com>
1156 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
1157 BLKmode, assert op0 is a MEM and just adjust its mode.
1160 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
1161 if bitpos isn't multiple of mode's bitsize.
1163 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1165 * c.opt (-ftemplate-depth=): New.
1166 (-ftemplate-depth-): Deprecate.
1167 * optc-gen.awk: Handle -ftemplate-depth=.
1168 * opth-gen.awk: Likewise.
1169 * c-opts.c (c_common_handle_option): Likewise.
1170 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
1172 2010-02-24 Jason Merrill <jason@redhat.com>
1174 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
1176 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1178 * cfg.c (alloc_aux_for_block): Remove inline.
1179 (alloc_aux_for_edge): Likewise.
1181 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1183 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
1185 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1187 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
1188 * config/i386/sol2-gas.h: New file.
1189 * config.gcc (i[34567]86-*-solaris2*): Use it.
1191 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
1194 * c-typeck.c (ep_convert_and_check): New.
1195 (build_conditional_expr): Use it.
1196 (build_binary_op): Likewise.
1198 2010-02-24 Jakub Jelinek <jakub@redhat.com>
1200 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
1203 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
1204 bounds even for -O+.
1205 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
1206 expr needs to have DECL_NAME set.
1208 2010-02-24 Nick Clifton <nickc@redhat.com>
1210 * config/mep/mep.c: Include gimple.h.
1211 (mep_function_uses_sp): Delete unused function.
1212 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
1213 parameters. Use unsigned integers to count args. Return a
1214 NULL_RTX instead of an error_mark_node. Toidy up formatting.
1216 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1219 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
1220 greater or equal to nelt instead of 2 * nelt.
1221 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
1224 2010-02-23 Jason Merrill <jason@redhat.com>
1227 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
1228 in cfun->local_decls even if they have register types.
1231 * stor-layout.c (place_field): Don't warn about unnecessary
1232 DECL_PACKED if the type is packed.
1234 2010-02-23 Jakub Jelinek <jakub@redhat.com>
1237 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
1238 GOTOFF relocs, even when the base reg isn't pic pointer.
1240 2010-02-23 Michael Matz <matz@suse.de>
1243 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
1244 (expand_gimple_basic_block): Generate and use debug temps if there
1245 are debug uses left after the last real use of TERed ssa names.
1246 Unlink debug immediate uses when they are expanded.
1248 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1251 * config/i386/i386.c (override_options): Reorganise to provide
1252 better error messages.
1254 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1257 * graphite-scop-detection.c (create_single_exit_edge): Move
1258 the call to find_single_exit_edge to....
1259 (create_sese_edges): ...here. Don't handle multiple edges
1260 exiting the function.
1261 (build_graphite_scops): Don't handle multiple edges
1262 exiting the function.
1264 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1267 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
1268 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
1270 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
1273 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
1275 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
1278 * c-typeck.c (convert_arguments): Print declaration location.
1279 * c-common.c (validate_nargs): Rename as
1280 builtin_function_validate_nargs.
1281 (check_builtin_function_arguments): Update.
1283 2010-02-22 Richard Guenther <rguenther@suse.de>
1286 * tree-inline.c (declare_return_variable): Use the type of
1287 the call stmt lhs if available.
1289 2010-02-22 Duncan Sands <baldrick@free.fr>
1291 * passes.c (register_pass): Always consider all pass lists when
1292 ref_pass_instance_number is zero.
1294 2010-02-22 Richard Guenther <rguenther@suse.de>
1296 PR tree-optimization/42749
1297 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
1298 parameter. Do arithmetic in the original type.
1299 (update_accumulator_with_ops): Likewise.
1300 (adjust_accumulator_values): Adjust.
1302 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1304 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
1305 (QI to BLKmode splitter): New splitter.
1307 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
1309 * config/i386/i386.c (initial_ix86_tune_features): Turn on
1310 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
1312 2010-02-22 Richard Guenther <rguenther@suse.de>
1314 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
1316 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
1318 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
1319 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
1320 ($(T)crti.o, $(T)crtn.o): Remove rules.
1322 2010-02-21 Tobias Burnus <burnus@net-b.de>
1325 * doc/invoke.texi (-fassociative-math): Document that this
1326 option is automatically enabled for Fortran.
1328 2010-02-20 David S. Miller <davem@davemloft.net>
1330 * configure.ac: Test if linker and assembler properly support
1331 GOTDATA_OP relocations.
1332 * configure: Rebuild.
1333 * config.in: Likewise.
1334 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
1335 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
1336 (movsi_high_pic): Likewise.
1337 (movdi_lo_sum_pic): Likewise.
1338 (movdi_high_pic): Likewise.
1339 (movsi_pic_gotdata_op): New pattern.
1340 (movdi_pic_gotdata_op): Likewise.
1341 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
1342 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
1344 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
1347 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
1348 attribute to ssemul.
1349 (xop_mulv2div2di3_high): Ditto.
1351 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1354 * c.opt (Wconversion-null): New option.
1355 * doc/invoke.texi (Wconversion-null): Document.
1357 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
1359 * common.opt (Wlarger-than-): Add Undocumented.
1361 2010-02-19 Mike Stump <mikestump@comcast.net>
1363 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
1365 2010-02-19 Jason Merrill <jason@redhat.com>
1368 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
1369 * configure: Likewise.
1371 2010-02-20 Alan Modra <amodra@gmail.com>
1374 * cgraph.h (cgraph_make_decl_local): Declare.
1375 * cgraph.c (cgraph_make_decl_local): New function.
1376 (cgraph_make_node_local): Use it.
1377 * cgraphunit.c (cgraph_function_versioning): Likewise.
1378 * ipa.c (function_and_variable_visibility): Likewise.
1380 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1383 * except.c (sjlj_emit_function_enter): Don't call
1384 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
1386 * rtl.h (add_reg_br_prob_note): Remove prototype.
1388 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1391 * c-common.c (conversion_warning): Remove widening conversions
1392 before checking the conversion of integers to reals.
1394 2010-02-19 Mike Stump <mikestump@comcast.net>
1397 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
1400 * cgraphunit.c (process_function_and_variable_attributes): Check
1401 DECL_PRESERVE_P instead of looking up attribute "used".
1402 * ipa-pure-const.c (check_decl): Likewise.
1403 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
1404 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
1405 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
1406 instead of attribute "used".
1407 * config/sol2-c.c (solaris_pragma_init): Likewise.
1408 (solaris_pragma_fini): Likewise.
1410 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1412 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
1413 Use XCNEW instead of xcalloc.
1414 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
1415 XNEW instead of xmalloc.
1416 (get_fields): Use XNEWVEC instead of xmalloc.
1419 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
1420 populate vars array.
1421 (create_new_general_access): For debug stmts just reset value.
1422 (get_stmt_accesses): For accesses within debug stmts just record them
1423 using add_access_to_acc_sites instead of preventing the peeling or
1424 counting them as accesses.
1427 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
1429 2010-02-19 Richard Guenther <rguenther@suse.de>
1431 PR tree-optimization/42916
1432 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
1435 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
1437 * configure.ac: Replace all uses of changequote in macro arguments
1438 with proper quoting.
1440 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1443 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
1445 2010-02-19 Richard Guenther <rguenther@suse.de>
1447 PR tree-optimization/42944
1448 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
1449 test for aliasing with errno.
1451 2010-02-19 Jakub Jelinek <jakub@redhat.com>
1454 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
1455 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
1456 * dojump.c: Include output.h.
1457 (inv): New inline function.
1458 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
1459 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
1460 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
1461 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
1462 argument, pass it down to other calls.
1463 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
1464 add REG_BR_PROB note to the conditional jump.
1465 * cfgexpand.c (add_reg_br_prob_note): Removed.
1466 (expand_gimple_cond): Don't call it, add the probability
1467 as last argument to jumpif_1/jumpifnot_1.
1468 * Makefile.in (dojump.o): Depend on output.h.
1469 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
1471 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
1472 * stmt.c (do_jump_if_equal): Likewise.
1473 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
1474 * loop-unswitch.c (compare_and_jump_seq): Likewise.
1475 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
1477 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
1478 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
1479 jumpifnot_1 callers.
1480 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
1482 (store_expr): Adjust jumpifnot caller.
1483 (store_constructor): Adjust jumpif caller.
1486 * gimplify.c (gimple_boolify): For __builtin_expect call
1487 gimple_boolify also on its first argument.
1489 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
1491 * configure.ac (gnu-unique-object): Wrap regexps using [] in
1493 (__stack_chk_fail): Ditto. Remove quadrigraphs.
1494 * configure: Regenerated.
1496 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1498 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
1499 lang_hooks.types_compatible_p instead of comptypes.
1501 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
1503 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
1504 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
1505 if __prefer_thumb__ is defined.
1507 2010-02-18 Martin Jambor <mjambor@suse.cz>
1509 PR tree-optimization/43066
1510 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
1511 array with zero-sized element type.
1513 2010-02-18 Jakub Jelinek <jakub@redhat.com>
1515 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
1516 rtx, allocate struct var_loc_node here and return it to the
1517 caller, and only if it is actually needed.
1518 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
1519 move it earlier and return immediately if it returns NULL.
1521 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
1523 * config/sparc/gas.h: New file. Restore
1524 TARGET_ASM_NAMED_SECTION to its ELF default.
1525 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
1527 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1528 Likewise. Add ATTRIBUTE_UNUSED to prototype.
1529 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
1530 after sparc/sysv4.h.
1532 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
1534 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
1536 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
1538 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
1539 patterns from predicated pattern.
1541 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
1544 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
1545 for insn mnemonic suffix.
1547 2010-02-17 Richard Guenther <rguenther@suse.de>
1549 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
1552 2010-02-17 Jakub Jelinek <jakub@redhat.com>
1555 * caller-save.c (save_call_clobbered_regs): If BB ends with
1556 a DEBUG_INSN, move any notes in between last real insn and the last
1557 DEBUG_INSN after the last DEBUG_INSN.
1559 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
1561 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
1562 Fix return type. Fix argument type. Explain meaning of return value.
1564 2010-02-16 Richard Guenther <rguenther@suse.de>
1566 PR tree-optimization/41043
1567 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
1568 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
1570 (vrp_visit_phi_node): ... but only for loop PHI nodes.
1572 2010-02-16 Ira Rosen <irar@il.ibm.com>
1574 PR tree-optimization/43074
1575 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
1576 * tree-vect-loop.c (vect_analyze_loop_operations): Add
1577 vectorizable cycles in hybrid SLP check.
1578 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
1580 2010-02-16 Richard Guenther <rguenther@suse.de>
1582 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
1583 (true_dependence): If memrefs_conflict_p computes must-alias
1584 trust it. Move TBAA check after offset-based disambiguation.
1585 (canon_true_dependence): Likewise.
1587 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
1589 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
1590 * doc/invoke.texi: Document it.
1591 * var-tracking.c: Include toplev.h and params.h.
1592 (vt_find_locations): Return bool indicating success. Compute
1593 hash sizes unconditionally. Check new parameter, report.
1594 (variable_tracking_main_1): Check vt_find_locations results and
1595 retry. Renamed from...
1596 (variable_tracking_main): ... this. New wrapper to preserve
1597 flag_var_tracking_assignments.
1598 * Makefile.in (var-tracking.o): Adjust dependencies.
1600 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
1601 Jakub Jelinek <jakub@redhat.com>
1604 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
1605 if weak_import attribute is present.
1606 * config/darwin.c (machopic_select_section): Likewise.
1608 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
1610 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
1611 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
1612 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
1613 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
1615 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
1618 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
1621 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
1622 Rewrite text to refer to the names.
1624 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
1626 * config/i386/i386-builtin-types.def
1627 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
1628 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
1629 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
1630 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
1631 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
1632 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
1633 IX86_BUILTIN_VPERMIL2PS256.
1634 (MULTI_ARG_4_DF2_DI_I): Defined.
1635 (MULTI_ARG_4_DF2_DI_I1): Defined.
1636 (MULTI_ARG_4_SF2_SI_I): Defined.
1637 (MULTI_ARG_4_SF2_SI_I1): Defined.
1638 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
1639 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
1640 __builtin_ia32_vpermil2ps256.
1641 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1642 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1643 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
1644 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
1645 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
1646 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
1647 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
1648 CODE_FOR_xop_vpermil2v8sf3.
1649 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
1650 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
1651 * config/i386/xopintrin.h (_mm_permute2_pd): New.
1652 (_mm256_permute2_pd): New.
1653 (_mm_permute2_ps): New.
1654 (_mm256_permute2_ps): New.
1656 2010-02-15 Nick Clifton <nickc@redhat.com>
1658 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
1659 boolean parameters. Use emit_jump_insn when emitting a pop
1660 instruction containing a return insn.
1661 (push): Use 'true' rather than '1' as second parameter to F.
1662 (h8300_expand_prologue): Likewise.
1663 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
1664 (h8300_expand_epilogue): Likewise.
1666 2010-02-15 Richard Guenther <rguenther@suse.de>
1669 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
1672 2010-02-15 Nick Clifton <nickc@redhat.com>
1674 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
1677 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
1679 * intl.c (fake_ngettext): New function.
1680 * intl.h (fake_ngettext): Declare.
1681 (ngettext): Define macro.
1682 * collect2.c (notice_translated): New function.
1683 (main): Use notice_translated and ngettext.
1684 * collect2.h (notice_translated): Declare.
1686 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
1688 * reorg.c (delete_computation): Comment fixes.
1689 * caller-save.c (setup_save_areas): Idem.
1690 * sel-sched-dump.c (dump_lv_set): Idem.
1693 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1695 * config/s390/s390.c (s390_sched_init): New function.
1696 (TARGET_SCHED_INIT): Target hook defined.
1698 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
1699 Jack Howarth <howarth@bromo.med.uc.edu>
1700 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1703 Partial revert of unintended change in fix for PR41605.
1704 * config/darwin.h: Fix typo.
1705 * config/darwin9.h: Same.
1707 2010-02-11 Jakub Jelinek <jakub@redhat.com>
1709 * c-pch.c (pch_init): Clear v.
1711 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1714 * graphite-scop-detection.c (graphite_can_represent_scev): Call
1715 graphite_can_represent_init for MULT_EXPR.
1717 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1721 * graphite-sese-to-poly.c (remove_phi): New.
1722 (translate_scalar_reduction_to_array): Call remove_phi.
1724 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1727 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
1728 * graphite-clast-to-gimple.h (gloog): Update declaration.
1729 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
1730 * graphite-poly.h (struct poly_bb): Add missing comments.
1731 (struct scop): Add poly_scop_p field.
1733 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
1734 * graphite.c (graphite_transform_loops): Build the polyhedral
1735 representation for each scop before code generation.
1736 * sese.c (rename_variables_in_operand): Removed.
1737 (rename_variables_in_expr): Return the renamed expression.
1738 (rename_sese_parameters): New.
1739 * sese.h (rename_sese_parameters): Declared.
1741 2010-02-11 Richard Guenther <rguenther@suse.de>
1743 PR tree-optimization/42998
1744 * tree-ssa-pre.c (create_expression_by_pieces): Treat
1745 POINTER_PLUS_EXPR properly.
1747 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
1748 Changpeng Fang <changpeng.fang@amd.com>
1751 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
1752 the cost of an IV candidate when the IV is used in a test against zero.
1754 * gcc.dg/tree-ssa/ivopts-3.c: New.
1756 2010-02-11 Richard Guenther <rguenther@suse.de>
1759 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
1760 pointer-vs-decl case by swapping refs. Handle some cases
1761 of pointer-vs-decl disambiguations more conservatively.
1762 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
1763 to false after expanding.
1765 2010-02-11 Richard Guenther <rguenther@suse.de>
1768 * gcc.c (process_command): Handle LTO file@offset case more
1771 2010-02-11 Jakub Jelinek <jakub@redhat.com>
1773 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
1774 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
1776 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
1778 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
1779 if MEM's mode size isn't DWARF2_ADDR_SIZE.
1780 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
1781 Optimize eq/ne comparisons when both arguments are known to be
1783 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
1784 Don't mask operands unnecessarily if they are known to be already
1787 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
1789 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
1792 2010-02-10 Richard Guenther <rguenther@suse.de>
1794 PR tree-optimization/43017
1795 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
1796 for wrapping signed arithmetic.
1798 2010-02-10 Jakub Jelinek <jakub@redhat.com>
1801 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
1802 if no debug info should be emitted for it.
1804 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
1806 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
1807 note when flag_exceptions is set.
1809 2010-02-10 Duncan Sands <baldrick@free.fr>
1811 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
1813 2010-02-10 Richard Guenther <rguenther@suse.de>
1816 * tree.c (get_unwidened): Handle constants.
1817 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
1819 2010-02-10 Martin Jambor <mjambor@suse.cz>
1822 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
1823 check for variable argument counts independently.
1825 2010-02-10 Christian Bruel <christian.bruel@st.com>
1828 * config/sh/sh.c (find_barrier): Increase length for non delayed
1829 conditional branches.
1831 2010-02-10 Christian Bruel <christian.bruel@st.com>
1833 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
1835 2010-02-10 Jakub Jelinek <jakub@redhat.com>
1837 * builtins.c (set_builtin_user_assembler_name): Also handle
1838 ffs if int is smaller than word.
1840 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
1843 * ira-conflicts.c (get_dup): Remove.
1844 (process_reg_shuffles): Add new parameter. Use it as an
1845 additional guard for copy generation.
1846 (add_insn_allocno_copies): Rewrite.
1848 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
1850 * common.opt (fsched2-use-traces): Preserved for backward
1852 * doc/invoke.texi: Remove the documentation about option
1853 -fsched2-use-traces.
1854 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
1855 flag_sched2_use_traces.
1856 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
1857 the backward compatibility flag section.
1859 2010-02-09 Richard Guenther <rguenther@suse.de>
1861 PR tree-optimization/43008
1862 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
1863 make HEAP variables initialized from global memory if they
1864 are not known builtin functions.
1865 (find_func_aliases): Adjust.
1867 2010-02-09 Richard Guenther <rguenther@suse.de>
1869 PR tree-optimization/43000
1870 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
1871 arithmetic manually.
1873 2010-02-08 Jakub Jelinek <jakub@redhat.com>
1875 PR tree-optimization/42931
1876 * tree-loop-linear.c (try_interchange_loops): Don't call
1877 double_int_mul if estimated_loop_iterations failed.
1879 2010-02-08 Martin Jambor <mjambor@suse.cz>
1882 * tree-sra.c (build_accesses_from_assign): Do not mark in
1883 should_scalarize_away_bitmap if stmt has volatile ops.
1884 (sra_modify_assign): Do not process assigns piecemeal if if stmt
1887 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
1889 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
1891 2010-02-07 Adam Nemet <adambnmet@gmail.com>
1893 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
1896 2010-02-07 Andrew Pinski <pinskia@gmail.com>
1899 * df-core.c (df_finish_pass): Change type of saved_flags to int.
1901 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1904 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
1905 to unknown_dependence.
1906 (graphite_legal_transform_dr): Handle the unknown_dependence.
1907 (graphite_carried_dependence_level_k): Same.
1909 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1911 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
1913 2010-02-07 Richard Guenther <rguenther@suse.de>
1916 * expr.c (get_inner_reference): Always initialize *pbitsize.
1918 2010-02-07 Richard Guenther <rguenther@suse.de>
1921 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
1922 new ARRAY_REFs on variable size element or minimal index arrays.
1924 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
1925 gimple_fold_indirect_ref.
1927 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
1930 * arm.c (arm_override_options): Just return if the user has specified
1931 an invalid fpu name.
1933 2010-02-03 Jason Merrill <jason@redhat.com>
1936 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
1937 i386_pe_maybe_record_exported_symbol.
1939 2010-02-05 Steve Ellcey <sje@cup.hp.com>
1942 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
1943 (pa_delegitimize_address): New function.
1945 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
1947 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
1948 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
1950 2010-02-05 Richard Guenther <rguenther@suse.de>
1953 * lto-streamer-in.c (get_resolution): Deal with references
1954 to undefined functions.
1956 2010-02-05 Richard Guenther <rguenther@suse.de>
1958 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
1959 (fold_const_aggregate_ref): Likewise.
1960 (ccp_fold_stmt): Substitute loads.
1961 (maybe_fold_reference): Verify types before substituting.
1963 (fold_gimple_assign): Unshare properly.
1964 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
1966 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
1968 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
1969 for rs6000_gen_cell_microcode.
1971 2010-02-04 Richard Guenther <rguenther@suse.de>
1973 PR rtl-optimization/42952
1974 * dse.c (const_or_frame_p): Remove MEM handling.
1976 2010-02-04 Nick Clifton <nickc@redhat.com>
1978 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
1979 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
1980 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
1981 (mn10300_asm_output_mi_thunk): New function.
1982 (mn10300_can_output_mu_thunk): New function.
1983 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
1984 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
1985 (FUNCTION_ARG): Delete incorrect comment.
1987 2010-02-03 Jason Merrill <jason@redhat.com>
1990 * fold-const.c (operand_equal_p): Handle erroneous types.
1992 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1994 * config/h8300/h8300.md (can_delay): Fix attibute condition.
1996 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
1998 PR rtl-optimization/42941
1999 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
2002 2010-02-03 Jason Merrill <jason@redhat.com>
2005 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
2007 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
2010 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
2011 (cselib_reset_table): Renamed from...
2012 (cselib_reset_table_with_next_value): ... this.
2013 (cselib_get_next_uid): Renamed from...
2014 (cselib_get_next_unknown_value): ... this.
2015 * cselib.c (next_uid): Renamed from...
2016 (next_unknown_value): ... this.
2017 (cselib_clear_table): Adjust.
2018 (cselib_reset_table): Adjust. Renamed from...
2019 (cselib_reset_table_with_next_value): ... this.
2020 (cselib_get_next_uid): Adjust. Renamed from...
2021 (cselib_get_next_unknown_value): ... this.
2022 (get_value_hash): Use hash.
2023 (cselib_hash_rtx): Likewise.
2024 (new_cselib_val): Adjust. Set and dump uid.
2025 (cselib_lookup_mem): Pass next_uid as hash.
2026 (cselib_subst_to_values): Likewise.
2027 (cselib_log_lookup): Dump uid.
2028 (cselib_lookup): Pass next_uid as hash. Adjust.
2029 (cselib_process_insn): Adjust.
2030 (cselib_init): Initialize next_uid.
2031 (cselib_finish): Adjust.
2032 (dump_cselib_table): Likewise.
2033 * dse.c (canon_address): Dump value uid.
2034 * print-rtl.c (print_rtx): Print value uid.
2035 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
2037 (dv_uid): New function, sort of renamed from...
2038 (dv_htab_hash): ... this, reimplemented in terms of it and...
2039 (dv_uid2hash): ... this. New.
2040 (variable_htab_eq): Drop excess assertions.
2041 (tie_break_pointers): Removed.
2042 (canon_value_cmp): Compare uids.
2043 (variable_post_merge_New_vals): Print uids.
2044 (vt_add_function_parameters): Adjust.
2045 (vt_initialize): Reset table. Adjust.
2047 2010-02-03 Richard Guenther <rguenther@suse.de>
2049 PR tree-optimization/42944
2050 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
2051 (call_may_clobber_ref_p_1): Likewise. Properly handle
2052 malloc and calloc clobbering errno.
2054 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
2056 * doc/invoke.texi: Fix name of sched1 dump.
2058 * opts.c (decode_options): Set flag_tree_switch_conversion
2059 only conditionally on optimize >= 2.
2061 * gcse.c: Assorted comment fixes in pass description.
2063 2010-02-03 Anthony Green <green@moxielogic.com>
2065 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
2066 nop padding in order to maintain alignment of storage location of
2067 target function address.
2068 (moxie_trampoline_init): Store target function address at newly
2070 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
2072 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
2074 2010-02-03 Richard Guenther <rguenther@suse.de>
2077 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
2079 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2081 * config.gcc: Reenable check for obsolete targets.
2082 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
2083 mips-sgi-irix6.[0-4]*.
2085 2010-02-02 Nick Clifton <nickc@redhat.com>
2087 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
2088 constant size of 4 as being the same as 0.
2089 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
2090 can take values in the range 0..4.
2092 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
2095 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
2096 as _darwin10_Unwind_FindEnclosingFunction().
2097 * libgcc-libsystem.ver: New.
2099 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
2102 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
2103 implicitly set registers.
2105 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
2107 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
2108 (arm_override_options): Allow automatic selection of the thread
2109 pointer register if thumb2.
2110 (legitimize_pic_address): Improve code sequences for Thumb2.
2111 (arm_call_tls_get_addr): Likewise.
2112 (legitimize_tls_address): Likewise.
2113 * arm.md (pic_load_addr_arm): Delete. Replace with ...
2114 (pic_load_addr_32bit): ... this. New named pattern.
2115 * thumb2.md (pic_load_addr_thumb2): Delete.
2116 (pic_load_dot_plus_four): Delete.
2117 (tls_load_dot_plus_four): New named pattern.
2119 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2122 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
2123 Document fix for TLS bug.
2125 2010-01-31 Richard Guenther <rguenther@suse.de>
2127 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
2128 conservatively correct.
2130 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2134 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2136 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2138 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2140 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
2142 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
2144 * config.gcc: Adjust order of makefile fragments for mingw targets.
2146 2010-01-31 Richard Guenther <rguenther@suse.de>
2149 * gimplify.c (gimplify_init_constructor): For volatile LHS
2150 initialize a temporary.
2152 2010-01-31 Matthias Klose <doko@ubuntu.com>
2154 * configure.ac: Fix __stack_chk_fail check for cross builds configured
2156 * configure: Regenerate.
2158 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
2160 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
2161 the same alias set and their sizes different constantness.
2162 (aliasing_component_refs_p): Revert 2009-10-24 change.
2164 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2166 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
2169 2010-01-29 Richard Guenther <rguenther@suse.de>
2171 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
2172 Assert we successfully updated the call.
2174 2010-01-29 Jakub Jelinek <jakub@redhat.com>
2176 PR rtl-optimization/42889
2177 * df.h (df_set_bb_dirty_nonlr): New prototype.
2178 * df-core.c (df_set_bb_dirty_nonlr): New function.
2179 * df-scan.c (df_insn_rescan): Call it instead of
2180 df_set_bb_dirty for DEBUG_INSNs.
2182 2010-01-29 Richard Guenther <rguenther@suse.de>
2185 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
2186 quadratic behavior in most cases.
2188 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
2191 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
2192 in the call to gen_x86_movsicc_0_m1.
2194 2010-01-28 Richard Guenther <rguenther@suse.de>
2196 PR tree-optimization/42871
2197 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
2199 2010-01-28 Richard Guenther <rguenther@suse.de>
2201 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
2202 into call arguments.
2204 2010-01-28 Richard Guenther <rguenther@suse.de>
2207 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
2208 the forwarder if the destination is an EH landing pad.
2210 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
2212 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
2213 block list passed to gimple_duplicate_sese_tail.
2214 (parallelize_loops): Avoid parallelization when the function
2216 Avoid parallelization when the preheader is IRREDUCIBLE.
2217 Try to optimize when estimated_loop_iterations_int is unresolved.
2218 Add the loop's location to the dump file.
2219 * tree-cfg.c (add_phi_args_after_redirect): Remove.
2220 (gimple_duplicate_sese_tail): Remove the check for the latch.
2221 Redirect nexits to the exit block.
2222 Remove handling of the incoming edges to the latch.
2223 Redirect the backedge from the copied latch to the exit bb.
2225 2010-01-28 Michael Matz <matz@suse.de>
2228 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
2229 Wrap force_reg into a sequence, emit it before user.
2231 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
2233 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
2235 (arm_legacy_rev): Likewise.
2236 (thumb_legacy_rev): Likewise.
2238 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2240 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
2241 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
2242 on MEM's address failed, try avoid_constant_pool_reference and
2243 recurse if it returned something different.
2244 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
2245 address, try avoid_constant_pool_reference and recurse if it
2246 returned something different.
2247 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
2248 address and avoid_constant_pool_reference returned something
2249 different, don't set have_address.
2251 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
2254 * var-tracking.c (val_store): Add modified argument, obey it.
2256 (count_uses): Move down logging of main.
2257 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
2258 don't need resolution.
2259 (emit_notes_in_bb): Likewise.
2261 2010-01-27 Richard Guenther <rguenther@suse.de>
2264 * tree-inline.c (remap_decl): Delay remapping of SSA name
2265 default definitions until we need them.
2267 2010-01-27 Jakub Jelinek <jakub@redhat.com>
2269 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
2270 (rs6000_delegitimize_address): New function.
2272 * config/s390/s390.c (s390_delegitimize_address): Call
2273 delegitimize_mem_from_attrs.
2276 * tree-inline.c (cannot_copy_type_1): Removed.
2277 (copy_forbidden): Don't forbid copying of functions containing
2278 records/unions with variable length fields.
2280 2010-01-27 Christian Bruel <christian.bruel@st.com>
2284 * config/sh/sh.c (find_barrier): Increase length for non delayed
2285 conditional branches.
2287 2010-01-27 Matthias Klose <doko@ubuntu.com>
2289 * configure.ac (gnu-unique-object): Fix ldd version check.
2290 * configure: Regenerate.
2292 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2294 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
2296 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
2297 Test for HAVE_GNU_AS value.
2299 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2301 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
2302 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
2303 INT64_TYPE): Define.
2304 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
2305 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2306 INT_LEAST64_TYPE): Define.
2307 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
2308 UINT_LEAST64_TYPE): Define.
2309 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
2310 INT_FAST64_TYPE): Define.
2311 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2312 UINT_FAST64_TYPE): Define.
2313 (INTMAX_TYPE, UINTMAX_TYPE): Define.
2314 (INTPTR_TYPE, UINTPTR_TYPE): Define.
2315 (SIG_ATOMIC_TYPE): Define.
2317 2010-01-26 Richard Guenther <rguenther@suse.de>
2319 * df-scan.c (df_scan_set_bb_info): Remove assert.
2320 (df_insn_rescan_debug_internal): Merge asserts.
2321 (df_install_ref): Likewise.
2322 (df_mark_reg): Use bitmap_set_range.
2323 (df_hard_reg_used_p): Remove assert.
2324 (df_hard_reg_used_count): Likewise.
2326 2010-01-26 Richard Guenther <rguenther@suse.de>
2328 PR rtl-optimization/42685
2329 * web.c (web_main): Ignore DEBUG_INSNs.
2331 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
2333 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
2335 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
2336 Fix types of fndecl and arglist parameters.
2338 2010-01-26 Richard Guenther <rguenther@suse.de>
2341 * tree-eh.c (unsplit_eh): Skip debug insns.
2343 2010-01-26 Richard Guenther <rguenther@suse.de>
2345 PR tree-optimization/42250
2346 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
2348 2010-01-26 Jakub Jelinek <jakub@redhat.com>
2351 * omp-low.c (expand_omp_sections): Only use single_pred if
2352 l2_bb is single_pred_p.
2354 2010-01-25 Christian Bruel <christian.bruel@st.com>
2357 * config/sh/sh.c (find_barrier): Increase length for non delayed
2358 conditional branches.
2359 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
2361 2010-01-24 David S. Miller <davem@davemloft.net>
2363 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
2364 define if not using GAS.
2365 * config/sparc/sparc.c (sparc_elf_asm_named_section):
2366 Likewise. Delete SECTION_MERGE code, which is only applicable
2369 2010-01-24 Mark Mitchell <mark@codesourcery.com>
2372 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
2373 mangling of va_list in system headers.
2375 2010-01-23 Toon Moene <toon@moene.org>
2377 * tree-predcom.c (combine_chains): Return NULL, not false.
2379 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
2381 * tree-loop-distribution.c (distribute_loop): Fix declaration and
2382 initialization of variable res to agree with return type.
2384 2010-01-22 Steve Ellcey <sje@cup.hp.com>
2386 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
2387 * tree-sra.c: Add include of expr.h.
2389 2010-01-22 Jakub Jelinek <jakub@redhat.com>
2391 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
2392 insert the debug stmt on the single non-EH edge from the stmt.
2394 2010-01-22 Richard Henderson <rth@redhat.com>
2397 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
2398 the RHS until after generate_subtree_copies has insertted its
2399 code before the current statement.
2401 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
2403 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
2405 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
2407 2010-01-21 Martin Jambor <mjambor@suse.cz>
2409 PR tree-optimization/42585
2410 * tree-sra.c (struct access): New field grp_total_scalarization.
2411 (dump_access): Dump the new field.
2412 (should_scalarize_away_bitmap): New variable.
2413 (cannot_scalarize_away_bitmap): Likewise.
2414 (sra_initialize): Allocate new bitmaps.
2415 (sra_deinitialize): Free new bitmaps.
2416 (create_access_1): New function.
2417 (create_access): Parts moved to create_access_1.
2418 (type_consists_of_records_p): New function.
2419 (completely_scalarize_record): Likewise.
2420 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
2421 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
2422 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
2424 (analyze_all_variable_accesses): Completely scalarize small eligible
2427 2010-01-21 Martin Jambor <mjambor@suse.cz>
2429 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
2431 2010-01-21 Andrew Haley <aph@redhat.com>
2433 * gcc.c (process_command): Move lang_specific_driver before
2434 setting cc_libexec_prefix.
2436 2010-01-21 Richard Guenther <rguenther@suse.de>
2439 * fold-const.c (negate_expr_p): Pretend only negative
2440 real constants are easily negatable.
2442 2010-01-20 Janis Johnson <janis187@us.ibm.com>
2443 Jason Merrill <jason@redhat.com>
2445 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
2446 (TYPE_TRANSPARENT_AGGR): this, for union and record.
2447 * calls.c (initialize argument_information): Handle it.
2448 * c-common.c (handle_transparent_union_attribute): Use new name.
2449 * c-decl.c (finish_struct): Ditto.
2450 * c-typeck.c (type_lists_compatible_p): Ditto.
2451 (convert_for_assignment): Use new name and also handle record.
2452 * function.c (aggregate_value_p): Handle it.
2453 (pass_by_reference): Ditto.
2454 (assign_parm_data_types): Ditto.
2455 * print-tree.c (print_node): Ditto.
2456 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
2457 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
2458 * tree.c (first_field): New fn.
2460 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
2463 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
2464 even when linking statically, for now.
2466 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2469 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
2470 without a cselib val.
2471 (count_uses): Accept MO_VAL_SET with no val on stores.
2472 (add_stores): Likewise.
2474 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2476 * var-tracking.c (check_value_val): Add a compile time assertion.
2477 (dv_is_decl_p): Simplify.
2478 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
2479 gcc_assert if ENABLE_CHECKING.
2481 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
2484 * var-tracking.c: Include tree-flow.h.
2485 (mem_dies_at_call): New.
2486 (dataflow_set_preserve_mem_locs): Use it.
2487 (dataflow_set_remove_mem_locs): Likewise.
2488 (dump_var): Renamed from dump_variable. Adjust all callers.
2489 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
2490 * Makefile.in (var-tracking.o): Adjust deps.
2492 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
2494 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
2496 2010-01-20 Richard Guenther <rguenther@suse.de>
2498 PR tree-optimization/42717
2499 * tree-ssa-dce.c (get_live_post_dom): Remove.
2500 (forward_edge_to_pdom): Take an arbitrary edge to copy
2501 degenerate PHI args from.
2502 (remove_dead_stmt): Use the first post-dominator even if it
2503 does not contain live statements as redirection destination.
2505 2010-01-20 Richard Guenther <rguenther@suse.de>
2507 * tree-inline.c (estimate_num_insns): Handle EH builtins.
2509 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2511 * sel-sched.c (create_speculation_check): Remove set but not used
2513 (try_transformation_cache): Remove set but not used variable ds.
2514 (calculate_privileged_insns): Remove set but not used variables
2515 cur_insn and min_spec_insn.
2516 (find_best_expr): Remove set but not used variable avail_n.
2517 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
2519 * cgraphunit.c (assemble_thunk): Remove set but not used variable
2521 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
2522 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
2525 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
2528 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
2529 cpu types. Add support for *-sse3 cpu types.
2530 (x86_64-*-*): Ditto.
2532 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2535 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
2536 argument, call initializer_constant_valid_p_1 instead of
2537 initializer_constant_valid_p, pass CACHE to it, return NULL
2538 immediately if first call returns NULL.
2539 (initializer_constant_valid_p_1): New function.
2540 (initializer_constant_valid_p): Use it.
2542 2010-01-20 Thomas Quinot <quinot@adacore.com>
2544 * tree.def (PLACEHOLDER_EXPR): Fix comment.
2546 2010-01-20 Jakub Jelinek <jakub@redhat.com>
2548 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
2549 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
2550 (loc_list_from_tree): Don't handle unsigned division. Handle
2551 signed modulo using DW_OP_{over,over,div,mul,minus}.
2552 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
2553 modulo instead of signed.
2555 2010-01-20 DJ Delorie <dj@redhat.com>
2557 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
2559 (h8300_emit_stack_adjustment): Propogate it.
2561 (h8300_expand_prologue): Likewise.
2562 (h8300_expand_epilogue): Likewise.
2564 2010-01-19 Michael Matz <matz@suse.de>
2566 PR tree-optimization/41783
2567 * tree-data-ref.c (toplevel): Include flags.h.
2568 (dump_data_dependence_relation): Also dump the inputs if the
2569 result will be unknown.
2570 (split_constant_offset_1): Look through some conversions.
2571 * tree-predcom.c (determine_roots_comp): Restart a new chain if
2572 the offset from last element is too large.
2573 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
2574 (reassociate_to_the_same_stmt): Handle vector registers.
2575 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
2577 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
2578 wide_prolog_niters argument, emit widening instructions.
2579 (vect_do_peeling_for_alignment): Adjust caller, use widened
2580 variant of the iteration cound.
2581 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
2583 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2586 * config/arm/neon-testgen.m (emit_automatics): New parameter
2587 features. Adjust for Fixed_return_reg feature.
2588 (test_intrinsic): Call emit_automatics with new feature.
2589 * config/arm/neon.ml: Update copyright years.
2590 (features): New Fixed_return_reg feature.
2591 (ops): Update feature for Vget_low.
2593 2010-01-19 Jakub Jelinek <jakub@redhat.com>
2595 PR tree-optimization/42719
2596 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
2600 * fwprop.c (all_uses_available_at): Return false if def_set dest
2601 is a REG that is used in def_insn.
2603 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
2605 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
2607 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
2610 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
2612 * target.h (struct gcc_target) <secondary_reload>: Change type
2613 of last argument to secondary_reload_info *.
2615 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
2618 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
2619 memory references with unaligned offsets. Remove CQImode handling.
2620 (unaligned_memory_operand): Return 1 for memory references with
2621 unaligned offsets. Remove CQImode handling.
2623 2010-01-18 Richard Guenther <rguenther@suse.de>
2626 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
2629 2010-01-18 Richard Guenther <rguenther@suse.de>
2631 PR tree-optimization/42781
2632 * tree-ssa-structalias.c (find_what_var_points_to): Skip
2633 restrict processing only if the original variable was artificial.
2635 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
2637 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
2638 find number of popped argument bytes.
2640 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
2641 Fix the text that describes the return value for invalid insns.
2643 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
2645 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
2646 Clarify what 'cost of the -dependence' is. Fix quoting.
2648 * toplev.c (default_get_pch_validity): Rename argument to "sz".
2649 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
2651 2010-01-17 Jakub Jelinek <jakub@redhat.com>
2653 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2654 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
2656 2010-01-17 Richard Guenther <rguenther@suse.de>
2659 * function.c (split_complex_args): Take a VEC to modify.
2660 (assign_parms_augmented_arg_list): Build a VEC instead of
2661 a chain of PARM_DECLs.
2662 (assign_parms_unsplit_complex): Take a VEC of arguments.
2663 Do not fixup unmodified parms.
2664 (assign_parms): Deal with the VEC.
2665 (gimplify_parameters): Likewise.
2667 2010-01-17 Richard Guenther <rguenther@suse.de>
2669 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
2670 node existence check.
2671 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
2672 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
2673 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
2674 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
2675 (gimple_execute_on_growing_pred): Likewise.
2677 2010-01-17 Richard Guenther <rguenther@suse.de>
2679 PR tree-optimization/42773
2680 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
2681 (compute_antic_aux): Likewise.
2682 (compute_partial_antic_aux): Likewise.
2684 2010-01-17 Jie Zhang <jie.zhang@analog.com>
2687 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
2690 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
2692 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
2695 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
2696 Fix markup for strict argument.
2698 (TARGET_SCHED_REORDER2): Fix argument types.
2700 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
2701 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
2703 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
2704 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
2706 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
2709 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
2710 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
2711 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
2712 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
2713 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
2715 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
2717 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
2719 (TARGET_ASM_RELOC_RW_MASK): Add return type.
2720 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
2722 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
2724 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
2727 (TARGET_ASM_NAMED_SECTION): Fix argument list.
2729 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
2730 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
2732 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
2734 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
2736 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
2737 referring to it. Fix language.
2739 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
2741 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
2743 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
2745 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
2747 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
2748 '@var{stream}. Remove stray 'and'.
2750 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
2752 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
2754 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
2756 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
2757 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
2759 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
2760 Fix description of return value.
2761 Rename argument "sz" to "len."
2763 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
2764 Clarify meaning of 'true' return value.
2766 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
2768 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
2769 rep_mode versus mode_rep.
2771 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
2773 (TARGET_BUILTIN_DECL): Fix name.
2775 (TARGET_COMMUTATIVE_P): Fix type of first argument.
2777 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
2779 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
2781 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
2783 (TARGET_RELAXED_ORDERING): Use @deftypevr.
2785 (TARGET_GET_DRAP_RTX): Note that this is a hook.
2788 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
2789 Rename argument tm_fn to md_fn.
2791 (TARGET_OPTION_PRINT): Fix argument list.
2793 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
2796 * config/i386/i386.c (ix86_fixup_binary_operands):
2797 Revert FMA4 fixup of operands.
2799 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2802 * Makefile.in (write_entries_to_file, install-plugin):
2803 Use \012 instead of \n with tr.
2805 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
2807 * configure.ac (HAVE_AS_REF): New C macro.
2808 * configure: Regenerate.
2809 * config.in: Likewise.
2810 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
2812 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
2815 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
2817 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
2819 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
2821 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
2823 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
2825 (TARGET_IN_SMALL_DATA_P): Fix argument type.
2827 (TARGET_BINDS_LOCAL_P): Fix argument type.
2829 (TARGET_ASM_FILE_END): Use prototype.
2831 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
2833 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
2835 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
2837 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
2839 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
2840 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
2842 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
2843 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
2845 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
2846 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
2847 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
2848 (TARGET_ADDR_SPACE_CONVERT): Likewise.
2850 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
2852 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
2854 (TARGET_INIT_BUILTINS): Use prototype.
2856 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
2857 Put 'const char *' in braces. Fix parameter types.
2858 (TARGET_INVALID_CONVERSION): Fix parameter types.
2859 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
2860 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
2862 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
2865 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
2867 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
2869 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
2871 * doc/tm.texi (TARGET_HELP): Fix return type.
2873 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
2874 in braces. Fix argument types.
2876 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
2878 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
2880 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
2882 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
2883 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
2885 (TARGET_MANGLE_TYPE): Fix argument types.
2887 (TARGET_IRA_COVER_CLASSES): Use prototype.
2889 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
2891 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
2893 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
2895 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
2897 (TARGET_CALLEE_COPIES): Fix argument types.
2899 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
2901 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
2903 (TARGET_FUNCTION_VALUE): Fix argument types.
2905 (TARGET_RETURN_IN_MSB): Fix argument type.
2907 (TARGET_RETURN_IN_MEMORY): Fix argument types.
2909 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
2911 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
2913 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
2914 agree with return type.
2916 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
2918 2010-01-15 Jing Yu <jingyu@google.com>
2920 PR rtl-optimization/42691
2921 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
2922 a pseudo to a constant and are merged, and adjust comments.
2924 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
2926 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
2928 2010-01-15 Richard Guenther <rguenther@suse.de>
2931 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
2932 labels of computed or non-local gotos to the destination.
2933 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
2934 landing pad label is the first label.
2936 2010-01-15 Richard Guenther <rguenther@suse.de>
2938 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
2940 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2943 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
2944 to allow generation of the xssqrtdp instruction on power7.
2945 (sqrtdf2_fpr): Ditto.
2947 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2950 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
2951 functions with noreturn attribute.
2954 * varasm.c (declare_weak): Add weak attribute to decl if it
2955 doesn't have one already.
2956 (assemble_external): Only add decls to weak_decls if they also
2957 have weak attribute.
2959 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
2961 * var-tracking.c (var_reg_delete): Don't delete the association
2962 between REGs and values or one-part variables if the register
2965 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2968 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
2969 because its first operand is a non-localized variable.
2971 2010-01-14 Martin Jambor <mjambor@suse.cz>
2973 PR tree-optimization/42706
2974 * tree-sra.c (encountered_recursive_call): New variable.
2975 (encountered_unchangable_recursive_call): Likewise.
2976 (sra_initialize): Initialize both new variables.
2977 (callsite_has_enough_arguments_p): New function.
2978 (scan_function): Call decl and flags check only for IPA-SRA, check
2979 whether there is a recursive call and whether it has enough arguments.
2980 (all_callers_have_enough_arguments_p): New function.
2981 (convert_callers): Look for recursive calls only when
2982 encountered_recursive_call is set.
2983 (ipa_early_sra): Bail out either if
2984 !all_callers_have_enough_arguments_p or
2985 encountered_unchangable_recursive_call.
2987 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2989 * sel-sched.c: Add 2010 to copyright years.
2990 * sel-sched-ir.c: Likewise.
2991 * sel-sched-ir.h: Likewise.
2993 2010-01-14 Martin Jambor <mjambor@suse.cz>
2995 PR tree-optimization/42714
2996 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
2997 constructors specially.
2999 2010-01-14 Andi Kleen <ak@linux.intel.com>
3001 * config/i386/drivers-i386.c (detect_caches_intel):
3002 Add l2sizekb parameter and fill in.
3003 (host_detect_local_cpu): Add l2sizekb, fill in.
3004 Add Atom small cache heuristic.
3006 2010-01-14 Andi Kleen <ak@linux.intel.com>
3008 * config/i386/drivers-i386.c (detect_caches_cpuid4):
3009 Add level3 parameter and fill in.
3010 (detect_caches_intel): Handle level3 cache.
3012 2010-01-14 Andi Kleen <ak@linux.intel.com>
3014 * config/i386/drivers-i386.c (host_detect_local_cpu):
3015 Fix core duo detection.
3017 2010-01-14 Andi Kleen <ak@linux.intel.com>
3019 * config/i386/drivers-i386.c (host_detect_local_cpu):
3022 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3024 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
3025 (rs6000_variable_issue_1): this. Use...
3026 (rs6000_variable_issue): here. Reimplement. Print debug info.
3028 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3030 * sel-sched-ir.c (sel_restore_other_notes): Rename to
3031 sel_restore_notes. Update all callers. Call reemit_notes
3034 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3036 PR rtl-optimization/42246
3037 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
3040 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3042 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
3043 all successors is the same as number of successors in current region.
3045 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3047 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
3048 to rename is not separable. Otherwise check that its LHS is not NULL.
3050 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3052 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
3054 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3056 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
3057 available registers when failed to discover LHS register class.
3058 Fix indentation. Update comment.
3060 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3061 Alexander Monakov <amonakov@ispras.ru>
3063 PR rtl-optimization/42389
3064 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
3066 (advance_state_on_fence): Likewise.
3067 (sel_target_adjust_priority): Print debug output only when
3068 sched_verbose >= 4, not 2.
3069 (get_expr_cost): Do not issue all unique insns on the next cycle.
3070 (fill_insns): Initialize can_issue_more from the value saved
3072 * sel-sched-ir.c (flist_add): New parameter issue_more.
3073 Init FENCE_ISSUE_MORE with it.
3074 (merge_fences): Likewise.
3075 (init_fences): Update call to flist_add.
3076 (add_to_fences, add_clean_fence_to_fences)
3077 (add_dirty_fence_to_fences): Likewise.
3078 (move_fence_to_fences): Update call to merge_fences.
3079 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
3081 * sel-sched-ir.h (struct _fence): New field issue_more.
3082 (FENCE_ISSUE_MORE): New accessor macro.
3084 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3086 PR rtl-optimization/42388
3087 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
3088 that have no predecessors nor successors. Do not call move_bb_info
3089 for empty blocks outside of current region.
3091 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3093 PR rtl-optimization/42294
3094 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
3095 * sel-sched.c (move_exprs_to_boundary): Transitively add all
3096 originators' originators.
3098 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
3100 PR rtl-optimization/39453
3101 PR rtl-optimization/42246
3102 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
3104 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
3106 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3107 Alexander Monakov <amonakov@ispras.ru>
3110 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
3111 (maybe_tidy_empty_bb): ... here. Make static. Add new
3112 argument. Update all callers.
3113 (tidy_control_flow): ... and here. Recompute topological order
3114 of basic blocks in region if necessary.
3115 (sel_redirect_edge_and_branch): Change return type. Return true
3116 if topological order might have been invalidated.
3117 (purge_empty_blocks): Export and move from...
3118 * sel-sched.c (purge_empty_blocks): ... here.
3119 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
3120 (maybe_tidy_empty_bb): Delete prototype.
3121 (purge_empty_blocks): Declare.
3123 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
3125 PR rtl-optimization/42249
3126 * sel-sched.c (try_replace_dest_reg): When chosen register
3127 and original register is the same, do not bail out early, but
3128 still check all original insns for validity of replacing destination
3129 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
3132 2010-01-14 Jakub Jelinek <jakub@redhat.com>
3135 Port from no-undefined-overflow branch:
3136 2009-03-09 Richard Guenther <rguenther@suse.de>
3138 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
3140 2010-01-14 Richard Guenther <rguenther@suse.de>
3143 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
3145 2010-01-14 Ira Rosen <irar@il.ibm.com>
3147 PR tree-optimization/42709
3148 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
3149 as scalar type in creation of constant vector operand.
3151 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3154 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
3155 (check-parallel-%): Match `testsuite' directory component only
3158 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
3160 PR translation/39521
3161 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
3164 2010-01-13 Richard Guenther <rguenther@suse.de>
3166 PR tree-optimization/42730
3167 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
3170 2010-01-13 Steve Ellcey <sje@cup.hp.com>
3173 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
3174 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
3177 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
3179 * config/bfin/libgcc-bfin.ver: Regenerate based on current
3180 libgcc-std.ver. Add entries for ___smulsi3_highpart and
3181 ___umulsi3_highpart.
3183 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
3184 rather than schedule_insns if the pass is enabled.
3186 2010-01-13 Martin Jambor <mjambor@suse.cz>
3188 PR tree-optimization/42704
3189 * tree-sra.c (sra_modify_assign): Do not delete assignments to
3192 2010-01-13 Martin Jambor <mjambor@suse.cz>
3194 PR tree-optimization/42703
3195 * tree-sra.c (analyze_access_subtree): Check that we can build a
3196 reference to the original data within the aggregate.
3198 2010-01-13 Richard Guenther <rguenther@suse.de>
3200 PR tree-optimization/42705
3201 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
3203 2010-01-13 Richard Guenther <rguenther@suse.de>
3206 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
3208 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3211 * var-tracking.c (values_to_unmark): New variable.
3212 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3213 values_to_unmark vector. Moved body to...
3214 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3215 instead queue it into values_to_unmark vector.
3216 (vt_find_locations): Free values_to_unmark vector.
3218 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
3220 * config/s390/s390.c (override_options): Set
3221 default of max-pending-list-length to 256
3223 2010-01-13 Richard Guenther <rguenther@suse.de>
3226 * tree-pass.h (PROP_gimple_lcx): New.
3227 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
3228 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
3229 before the final cleanup_eh.
3230 (dump_properties): Dump PROP_gimple_lcx.
3231 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
3232 (tree_lower_complex_O0): Remove.
3233 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
3234 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
3235 tree_lower_complex, schedule TODO_update_ssa.
3236 * lto-streamer-out.c (output_function): Stream the functions
3238 * lto-streamer-in.c (input_function): Likewise.
3239 (lto_read_body): Do not override them here.
3241 2010-01-12 Joseph Myers <joseph@codesourcery.com>
3244 * c-typeck.c (build_c_cast): Fold value cast to union type before
3245 wrapping it in a CONSTRUCTOR.
3247 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3249 PR rtl-optimization/42699
3250 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
3253 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3255 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3256 SUBTARGET_WARN_UNUSED_SPEC): Move ...
3257 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
3258 SUBTARGET_WARN_UNUSED_SPEC): ... here
3259 * config/mips/iris5.h (LIBGCC_SPEC): Define.
3261 2010-01-12 Julian Brown <julian@codesourcery.com>
3263 * config/arm/neon-schedgen.ml (Utils): Don't try to
3264 open missing module.
3265 (find_with_result): New.
3267 2010-01-12 Jakub Jelinek <jakub@redhat.com>
3270 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
3271 sharing when canonicalizing ({lt,ge}u (plus a b) b).
3273 PR tree-optimization/42645
3274 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
3275 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
3276 decl_map, set processing_debug_stmt to -1 and return name without
3279 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
3281 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
3282 binutils version, and reword target configuration description.
3284 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3286 * config/avr/avr.h (LINKER_NAME): Remove.
3288 2010-01-11 Janis Johnson <janis187@us.ibm.com>
3291 * config/rs6000/rs6000.c (rs6000_override_options): On targets
3292 that support VSX, warn for -mno-altivec if vsx is not disabled,
3295 2010-01-11 Joseph Myers <joseph@codesourcery.com>
3296 Shujing Zhao <pearly.zhao@oracle.com>
3298 PR translation/42469
3299 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
3300 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
3301 character between option name and help text.
3302 * c.opt (imultilib): Likewise.
3304 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
3306 * lto-streamer-out.c (output_unreferenced_globals): Output static
3309 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
3311 PR rtl-optimization/42621
3312 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
3313 optimizing for size.
3314 (duplicate_computed_gotos): Remove now-redundant check.
3316 2010-01-10 Steve Ellcey <sje@cup.hp.com>
3319 * configure.ac: Save and restore LDFLAGS and LIBS
3320 * configure: Regenerate.
3322 2010-01-10 Richard Guenther <rguenther@suse.de>
3325 * builtins.c (fold_builtin_strlen): Add type argument and
3326 convert the resulting length to it.
3327 (fold_builtin_1): Adjust.
3329 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3331 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
3332 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
3334 (num_insns_constant_wide): Adjust for that change.
3336 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3339 * web.c (union_defs): Add used argument, to combine uses of
3341 (entry_register): Adjust type and tests of used argument.
3342 (web_main): Widen used for new use. Pass it to union_defs.
3343 * df.h (union_defs): Adjust prototype.
3345 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3348 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
3349 uses in new incoming argument. Free body.
3350 (reset_debug_uses_in_loop): New.
3351 (analyze_insn_to_expand_var): Call the latter if the former found
3352 anything. Fix whitespace. Reject invalid dest overlaps before
3353 going through all insns in the loop.
3355 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3358 * haifa-sched.c (dying_use_p): Debug insns don't count.
3360 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3363 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
3364 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
3365 (verify_gimple_call): Reject LHS in noreturn calls.
3367 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3371 * tree-vect-loop-manip.c (adjust_info): New type.
3372 (adjust_vec): New pointer to vector.
3373 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
3374 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
3375 (slpeel_update_phis_for_duplicate_loop): Use them.
3376 (slpeel_update_phi_nodes_for_guard1): Likewise.
3377 (slpeel_update_phi_nodes_for_guard2): Likewise.
3378 (slpeel_tree_peel_loop_to_edge): Likewise.
3379 (vect_update_ivs_after_vectorizer): Likewise.
3381 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3383 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
3384 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
3386 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
3388 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
3389 bogus uninitialized warning.
3391 2010-01-09 Richard Guenther <rguenther@suse.de>
3394 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
3395 the evolution is compatible with the initial condition.
3397 2010-01-09 Jakub Jelinek <jakub@redhat.com>
3399 * gcc.c (process_command): Update copyright notice dates.
3400 * gcov.c (print_version): Likewise.
3401 * gcov-dump.c (print_version): Likewise.
3402 * mips-tfile.c (main): Likewise.
3403 * mips-tdump.c (main): Likewise.
3405 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3408 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
3410 (rotlhi3_8): Delete.
3412 (rotlsi3_8): Delete.
3413 (rotlsi3_16): Delete.
3414 (rotlsi3_24): Delete.
3416 (*rotw<mode>3): New.
3417 (*rotb<mode>3): New.
3418 * config/avr/avr.c (avr_rotate_bytes): New function.
3419 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
3421 2010-01-08 Steve Ellcey <sje@cup.hp.com>
3424 * configure.ac: Modify -rdynamic check.
3425 * configure: Regenerate.
3427 2010-01-08 DJ Delorie <dj@redhat.com>
3429 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
3430 register popping order.
3432 2010-01-08 Richard Guenther <rguenther@suse.de>
3435 * c.opt (fsigned-char): Also let LTO handle this option.
3436 (funsigned-char): Likewise.
3438 2010-01-07 Richard Guenther <rguenther@suse.de>
3440 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
3441 (gimple_op): Likewise.
3442 (gimple_op_ptr): Likewise.
3443 (gimple_assign_set_lhs): Remove gcc_assert.
3444 (gimple_assign_set_rhs1): Likewise.
3445 (gimple_assign_set_rhs2): Likewise.
3446 (gimple_call_set_lhs): Likewise.
3447 (gimple_call_set_fn): Likewise.
3448 (gimple_call_set_fndecl): Likewise.
3449 (gimple_call_fndecl): Likewise.
3450 (gimple_call_return_type): Likewise.
3451 (gimple_call_set_chain): Likewise.
3452 (gimple_call_num_args): Likewise.
3453 (gimple_call_set_arg): Likewise.
3454 (gimple_cond_set_code): Likewise.
3455 (gimple_cond_set_lhs): Likewise.
3456 (gimple_cond_set_rhs): Likewise.
3457 (gimple_cond_set_true_label): Likewise.
3458 (gimple_cond_set_false_label): Likewise.
3459 (gimple_label_set_label): Likewise.
3460 (gimple_goto_set_dest): Likewise.
3461 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
3462 (gimple_debug_bind_get_value): Likewise.
3463 (gimple_debug_bind_get_value_ptr): Likewise.
3464 (gimple_debug_bind_set_var): Likewise.
3465 (gimple_debug_bind_set_value): Likewise.
3466 (gimple_debug_bind_reset_value): Likewise.
3467 (gimple_debug_bind_has_value_p): Likewise.
3468 (gimple_return_retval_ptr): Remove gcc_assert.
3469 (gimple_return_retval): Likewise.
3470 (gimple_return_set_retval): Likewise.
3471 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
3472 (safe_referenced_var_iterator): Remove.
3473 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
3474 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
3475 (fill_referenced_var_vec): Remove.
3476 (first_readonly_imm_use): Remove redundant gcc_assert.
3477 (phi_arg_index_from_use): Combine gcc_asserts.
3478 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
3479 (first_imm_use_stmt): Remove redundant gcc_assert.
3480 * tree-cfg.c (verify_gimple_call): Verify function and chain
3481 operands. Verify arguments.
3482 (verify_types_in_gimple_stmt): Verify condition code and labels.
3484 2010-01-07 Richard Guenther <rguenther@suse.de>
3486 PR tree-optimization/42641
3487 * sese.c (rename_map_elt_info): Use the SSA name version, do
3490 2010-01-07 Jakub Jelinek <jakub@redhat.com>
3492 PR tree-optimization/42625
3493 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
3494 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
3496 2010-01-07 Duncan Sands <baldrick@free.fr>
3498 * Makefile.in (PLUGIN_HEADERS): Add version.h.
3500 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
3503 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
3504 note itself is not function_invariant_p.
3506 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
3508 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
3509 Do not add the DF_NOTE problem.
3510 * store-motion.c (execute_rtl_store_motion): Likewise.
3512 2010-01-07 Martin Jambor <mjambor@suse.cz>
3514 PR tree-optimization/42157
3515 * tree-sra.c (compare_access_positions): Stabilize sort if both
3516 accesses have integer types, return zero immediately if they are the
3519 2010-01-06 Richard Henderson <rth@redhat.com>
3522 * haifa-sched.c (add_to_note_list): Merge into ...
3523 (concat_note_lists): ... here, and ...
3524 (unlink_other_notes, rm_other_notes): Merge into...
3525 (remove_notes): ... here. Create REG_SAVE_NOTEs for
3526 NOTE_INSN_EPILOGUE_BEG.
3528 2010-01-06 Richard Guenther <rguenther@suse.de>
3530 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
3531 not inline regular functions into always-inline functions.
3533 2010-01-06 Nick Clifton <nickc@redhat.com>
3535 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
3536 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
3538 (OVERRIDE_OPTIONS): Delete.
3539 (OPTIMIZATION_OPTIONS): Define.
3540 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
3541 * config/rx/rx.c (rx_handle_option): Issue an error message if
3542 -mcpu=rx200 and -fpu are used together.
3543 (rx_set_optimization_options): New function. Issue an error
3544 message if an optimization attribute attempts to reset the FPU/
3545 math optimization pairing.
3546 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
3547 * config/rx/rx.opt: Set the default to 32-bit doubles.
3548 * config/rx/t-rx: Add multilibs for -nofpu option.
3549 * doc/invoke.texi: Update documentation of RX options.
3551 2010-01-06 Richard Guenther <rguenther@suse.de>
3553 * tree-ssa-pre.c (name_to_id): New global.
3554 (alloc_expression_id): Simplify SSA name handling.
3555 (lookup_expression_id): Likewise.
3556 (init_pre): Zero name_to_id.
3557 (fini_pre): Free it.
3559 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
3561 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
3563 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
3566 * config/i386/sse.md (smaxv2di3): New.
3567 (umaxv2di3): Likewise.
3568 (sminv2di3): Likewise.
3569 (uminv2di3): Likewise.
3571 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
3574 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
3575 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
3576 (legitimize_tls_address): Likewise.
3577 (sparc_tls_referenced_p): Likewise.
3578 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
3579 and adjust calls to legitimize_pic_address.
3580 (legitimate_constant_p) Use sparc_tls_referenced_p.
3581 (legitimate_pic_operand_p): Likewise.
3582 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
3583 (sparc_tls_symbol_ref_1): Delete.
3584 (sparc_tls_referenced_p): Make static, recognize specific patterns.
3585 (legitimize_tls_address): Make static, handle CONST patterns.
3586 (legitimize_pic_address): Make static, remove unused parameter and
3587 adjust recursive calls.
3588 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
3589 and adjust call to legitimize_pic_address.
3590 (sparc_output_mi_thunk): Likewise.
3592 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
3593 H.J. Lu <hongjiu.lu@intel.com>
3596 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
3597 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
3598 operands to make them signed.
3601 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3604 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3605 GTU to GT for V4SI and V2DI.
3607 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3608 (umin<mode>3): Removed.
3610 (uminv4si3): Likewise.
3612 2010-01-05 Martin Jambor <mjambor@suse.cz>
3614 PR tree-optimization/42462
3615 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
3616 current_function_decl to helper functions and macros.
3618 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3621 * flags.h: Don't include real.h.
3622 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
3623 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
3624 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
3625 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
3626 * dominance.c: Update copyright.
3627 * gimple.c (walk_gimple_op): Remove inline.
3628 * tree-ssa-reassoc.c: Include real.h.
3629 * Makefile.in (FLAGS_H): Remove $(REAL_H).
3630 (tree-ssa-reassoc.o): Depend on $(REAL_H).
3632 2010-01-05 Nick Clifton <nickc@redhat.com>
3634 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
3635 register to push into the stack frame when the accumulator has to
3636 be saved during interrupts.
3638 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
3640 * doc/invoke.texi: Remove the documentation about option
3642 * common.opt (Wunreachable-code): Preserved for backward
3644 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
3645 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
3646 the backward compatibility flag section.
3648 2010-01-05 Richard Guenther <rguenther@suse.de>
3650 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
3652 2010-01-05 Jakub Jelinek <jakub@redhat.com>
3655 * cfgexpand.c (expand_one_var): Diagnose too large variables.
3657 PR tree-optimization/42508
3658 * tree-sra.c (convert_callers): Check for recursive call
3659 by comparing cgraph nodes instead of decls.
3660 (modify_function): Call ipa_modify_formal_parameters also
3661 on all same_body aliases.
3663 * cgraphunit.c (cgraph_materialize_all_clones): Compare
3664 cgraph nodes when checking for same_body aliases.
3666 2010-01-05 Richard Guenther <rguenther@suse.de>
3668 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
3669 allocation and lookup.
3670 (get_or_alloc_expr_for_constant): Likewise.
3671 (phi_translate): Sink allocation.
3673 2010-01-04 Richard Guenther <rguenther@suse.de>
3675 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
3676 a new entry only if needed.
3677 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
3678 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
3680 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
3682 (phi_translate): Handle CONSTANTs early.
3684 2010-01-04 Martin Jambor <mjambor@suse.cz>
3686 PR tree-optimization/42398
3687 * tree-sra.c (struct access): Removed flag grp_different_types.
3688 (dump_access): Do not dump the removed flag.
3689 (sort_and_splice_var_accesses): Do not set the removed flag.
3690 (sra_modify_expr): Check for type compatibility directly.
3692 2010-01-04 Martin Jambor <mjambor@suse.cz>
3694 PR tree-optimization/42366
3695 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
3696 edges with variable number of parameters.
3697 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
3698 flag instead of asserting it.
3699 (ipa_read_node_info): Read uses_analysis_done flag.
3701 2010-01-04 Richard Guenther <rguenther@suse.de>
3703 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
3704 iterative_hash_* as intended.
3705 (vn_reference_compute_hash): Likewise. Simplify hashing
3707 (vn_reference_lookup_2): Likewise.
3708 (vn_nary_op_compute_hash): Likewise.
3709 (vn_phi_compute_hash): Likewise.
3710 (expressions_equal_p): Remove strange code.
3711 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
3712 (pre_expr_hash): Likewise. Simplify hashing SSA names.
3713 (bitmap_insert_into_set_1): Take value-id as parameter.
3714 (add_to_value): Pass it.
3715 (bitmap_insert_into_set): Likewise.
3716 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
3718 2010-01-04 Jakub Jelinek <jakub@redhat.com>
3721 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
3722 (do_self_spec): For switches with SWITCH_IGNORE set set also
3723 SWITCH_IGNORE_PERMANENTLY.
3724 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
3727 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
3729 * lto-streamer-out.c (output_unreferenced_globals): Output the full
3730 tree of an unreferenced global var.
3732 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3735 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
3736 GTU to GT for V4SI and V2DI.
3738 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
3739 (umin<mode>3): Removed.
3741 (uminv4si3): Likewise.
3743 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
3746 * collect2.c (main): Turn on trace in collect2 if -v is passed
3749 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
3751 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
3752 description of expression operand.
3754 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
3756 * configure.ac: Add install-html to target_list for Make-hooks.
3757 * configure: Regenerate.
3758 * fortran/Make-lang.in (F95_HTMLFILES): New.
3759 (fortran.html): Use it.
3760 (fortran.install-html): New.
3761 * Makefile.in (install-html): Add lang.install-html.
3762 * java/Make-lang.in (JAVA_HTMLFILES): New.
3763 (java.html): Use it.
3764 (java.install-html): New.
3765 * objc/Make-lang.in (objc.install-html): New.
3766 * objcp/Make-lang.in (obj-c++.install-html): New.
3767 * cp/Make-lang.in (c++.install-html): New.
3768 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
3769 * lto/Make-lang.in (lto.install-html): New.
3771 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
3774 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
3776 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
3778 PR rtl-optimization/41862
3779 * store-motion.c (store_killed_in_insn, compute_store_table,
3780 remove_reachable_equiv_notes, replace_store_insn,
3781 build_store_vectors): Ignore all DEBUG_INSNs.
3783 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
3786 * common.opt: Add dumpdir.
3788 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
3790 (option_map): Add --dumpdir.
3792 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
3794 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
3796 * opts.c (decode_options): Try dump_dir_name first if
3797 dump_base_name isn't an absolute path.
3798 (common_handle_option): Handle OPT_dumpdir.
3800 * toplev.c (dump_dir_name): New.
3801 (print_switch_values): Also ignore -dumpdir.
3803 * toplev.h (dump_dir_name): New.
3805 2010-01-03 Richard Guenther <rguenther@suse.de>
3807 PR tree-optimization/42589
3808 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
3809 double-word expansion of bswap32.
3811 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
3813 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
3814 with BLOCK_FOR_INSN.
3815 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
3816 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
3817 noce_process_if_block): Likewise.
3818 * gcse.c (compute_local_properties, insert_expr_in_table,
3819 insert_set_in_table, canon_list_insert, find_avail_set,
3820 pre_insert_copy_insn): Likewise.
3822 * basic-block.h (BLOCK_NUM): Move from here...
3823 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
3825 2010-01-03 Richard Guenther <rguenther@suse.de>
3827 PR tree-optimization/42438
3828 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
3829 contains_may_not_return_call flag.
3830 (BB_MAY_NOTRETURN): New.
3831 (valid_in_sets): Trapping nary operations are not valid
3832 in blocks that may not return.
3833 (insert_into_preds_of_block): Remove check for trapping expressions.
3834 (compute_avail): Compute also BB_MAY_NOTRETURN.
3836 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
3838 * doc/invoke.texi: Add 2010 to copyright years.
3840 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
3842 * config/sparc/sparc.c: Fix formatting nits.
3844 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
3845 Alexander Monakov <amonakov@ispras.ru>
3847 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
3849 2010-01-02 Richard Guenther <rguenther@suse.de>
3852 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
3853 (simplify_switch_using_ranges): Mark to be removed edges
3856 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3858 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3860 * collect2.c (scan_libraries): Add missing argument in call to
3863 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
3866 * config/alpha/predicates.md (aligned_memory_operand): Return false
3868 (unaligned_memory_operand): Return true for CQImode.
3869 * config/alpha/alpha.c (get_aligned_mem): Assert that location
3870 doesn not cross aligned SImode word boundary.
3872 2010-01-02 Anatoly Sokolov <aesok@post.ru>
3874 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
3876 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
3877 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
3879 2010-01-02 Richard Guenther <rguenther@suse.de>
3882 * toplev.c (compile_file): Emit LTO marker properly. Change
3884 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
3886 2010-01-01 Richard Guenther <rguenther@suse.de>
3889 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
3891 2010-01-01 Richard Guenther <rguenther@suse.de>
3894 * c-decl.c (grokdeclarator): For zero-size arrays force
3895 structural equality checks as layout_type does.
3897 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
3899 * builtins.c: Update copyright to 2010.
3901 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
3904 * lto-streamer-out.c (produce_asm): Revert the last change.
3905 (copy_function): Likewise.
3907 * lto-streamer.c (lto_get_section_name): Skip any leading
3910 2010-01-01 Richard Guenther <rguenther@suse.de>
3913 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
3917 Copyright (C) 2010 Free Software Foundation, Inc.
3919 Copying and distribution of this file, with or without modification,
3920 are permitted in any medium without royalty provided the copyright
3921 notice and this notice are preserved.