1 2009-07-31 Anthony Green <green@moxielogic.com>
3 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
5 (moxie_expand_epilogue): Ditto for epilogue.
6 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
8 (moxie_function_arg): Ditto.
9 (moxie_pass_by_reference): Ditto.
10 (moxie_arg_partial_bytes): Ditto.
11 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
12 (FUNCTION_ARG_ADVANCE) Ditto.
13 (REG_PARM_STACK_SPACE) Ditto.
14 (FUNCTION_ARG_REGNO_P) Dito.
16 * config.gcc: Add moxie linux config support.
17 * gcc/config/moxie/uclinux.h: New file.
19 2009-07-31 DJ Delorie <dj@redhat.com>
21 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
22 (UNSPECV_SP_SWITCH_E): New.
23 (sp_switch_1): Change to an unspec.
24 (sp_switch_2): Change to an unspec. Don't use post-inc when we
26 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
27 reference the new stack's address
29 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
31 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
32 graphite-clast-to-gimple.o, graphite-dependences.o,
33 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
34 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
36 graphite-clast-to-gimple.o, graphite-dependences.o,
37 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
38 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
39 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
40 * cfgloop.h (struct loop): Add can_be_parallel field.
41 * common.opt (fgraphite-identity): Moved up.
42 (fgraphite-force-parallel): New flag.
43 * graphite.c: Rewrite.
44 * graphite.h: Rewrite.
45 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
47 * toplev.c (graphite_out_file): New file descriptor.
48 (graphite_in_file): New.
49 (process_options): flag_graphite_force_parallel cannot be used without
51 * tree-ssa-loop.c: Include toplev.h.
52 (gate_graphite_transforms): Enable flag_graphite for
53 flag_graphite_force_parallel.
55 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
57 * ChangeLog.graphite: New.
58 * graphite-blocking.c: New.
59 * graphite-clast-to-gimple.c: New.
60 * graphite-clast-to-gimple.h: New.
61 * graphite-dependences.c: New.
62 * graphite-dependences.h: New.
63 * graphite-interchange.c: New.
64 * graphite-poly.c: New.
65 * graphite-poly.h: New.
66 * graphite-ppl.c: New.
67 * graphite-ppl.h: New.
68 * graphite-scop-detection.c: New.
69 * graphite-scop-detection.h: New.
70 * graphite-sese-to-poly.c: New.
71 * graphite-sese-to-poly.h: New.
75 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
77 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
78 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
80 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
82 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
83 (scev_is_linear_expression): Return false if the evolution is not
86 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
88 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
89 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
91 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
93 * tree-data-ref.c (debug_data_references): New.
94 (debug_data_reference): New.
95 * tree-data-ref.h (debug_data_references): Declared.
96 (debug_data_reference): Declared.
98 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
100 * tree-data-ref.c (stmt_simple_memref_p: Removed.
101 * tree-data-ref.h (scop_p): Removed.
102 (struct data_reference): Remove field scop.
104 (stmt_simple_memref_p): Removed.
106 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
108 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
109 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
112 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
114 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
116 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
118 * doc/invoke.texi (-fgraphite-identity): Documented.
120 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
122 * tree-scalar-evolution.c: Fix comment.
123 (instantiate_scev_1): Return unknow from scev instantiation if the
124 result is not above instantiate_below.
126 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
128 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
129 static anymore. Instantiate the symbols that may have been introduced
131 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
134 2009-07-30 DJ Delorie <dj@redhat.com>
136 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
137 .vliw directive to VLIW sections.
139 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
141 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
143 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
144 (AUTOHEADER): New variable.
145 ($(srcdir)/cstamp-h.in): Use it.
147 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
148 Pat Haugen <pthaugen@us.ibm.com>
149 Revital Eres <ERES@il.ibm.com>
151 * config/rs6000/vector.md (VEC_F): Add VSX support.
155 (vector_load_<mode>): Ditto.
156 (vector_store_<mode>): Ditto.
157 (vector GPR move split): Ditto.
158 (vec_reload_and_plus_<mptrsize>): Ditto.
159 (vec_reload_and_reg_<mptrsize>): Ditto.
165 (smin<mode>3): Ditto.
166 (smax<mode>3): Ditto.
167 (vector_eq<mode>): Ditto.
168 (vector_gt<mode>): Ditto.
169 (vector_ge<mode>): Ditto.
170 (vector_gtu<mode>): Ditto.
171 (vector_select_<mode>_uns): Ditto.
172 (vector_eq_<mode>_p): Ditto.
173 (vector_gt_<mode>_p): Ditto.
174 (vector_ge_<mode>_p): Ditto.
175 (vector_gtu_<mode>_p): Ditto.
176 (cr6_test_for_zero): Ditto.
177 (cr6_test_for_zero_reverse): Ditto.
178 (cr6_test_for_lt): Ditto.
179 (cr6_test_for_lt_reverse): Ditto.
183 (one_cmpl<mode>2): Ditto.
185 (andc<mode>2): Ditto.
186 (float<VEC_int<mode>2): Ditto.
187 (unsigned_float<VEC_int><mode>2): Ditto.
188 (fix_trunc<mode><VEC_int>2): Ditto.
189 (fixuns_trunc<mode><VEC_int>2): Ditto.
191 (vec_set<mode>): Ditto.
192 (vec_extract<mode>): Ditto.
193 (vec_interleave_highv4sf): Ditto.
194 (vec_interleave_lowv4sf): Ditto.
195 (vec_realign_load_<mode>): Ditto.
196 (vec_shl_<mode>): Ditto.
197 (vec_shr_<mode>): Ditto.
198 (div<mode>3): New patterns for VSX.
199 (vec_interleave_highv2df): Ditto.
200 (vec_interleave_lowv2df): Ditto.
201 (vec_pack_trunc_v2df): Ditto.
202 (vec_pack_sfix_trunc_v2df): Ditto.
203 (vec_pack_ufix_trunc_v2df): Ditto.
204 (vec_unpacks_hi_v4sf): Ditto.
205 (vec_unpacks_lo_v4sf): Ditto.
206 (vec_unpacks_float_hi_v4si): Ditto.
207 (vec_unpacku_float_lo_v4si): Ditto.
208 (vec_unpacku_float_hi_v4si): Ditto.
209 (vec_unpacks_float_lo_v4si): Ditto.
210 (movmisalign<mode>): Ditto.
211 (vector_ceil<mode>2): New patterns for vectorizing math library.
212 (vector_floor<mode>2): Ditto.
213 (vector_btrunc<mode>2): Ditto.
214 (vector_copysign<mode>3): Ditto.
216 * config/rs6000/predicates.md (easy_vector_constant_msb): New
217 predicate for setting the high bit in each word, used for
220 * config/rs6000/ppc-asm.h (f19): Whitespace.
221 (f32-f63): Define if VSX.
222 (v0-v31): Define if Altivec.
223 (vs0-vs63): Define if VSX.
225 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
227 * config/rs6000/power7.md: New file, provide tuning parameters for
230 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX
232 (rs6000_cpu_cpp_builtins): Ditto.
233 (altivec_overloaded_builtins): Ditto.
234 (altivec_resolve_overloaded_builtin): Ditto.
236 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
237 debug switch to disable vectorizing simple math builtin
240 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
241 Vectorize simple math builtin functions.
242 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
243 hook to vectorize math builtins.
244 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
245 (rs6000_builtin_conversion): Add VSX/power7 support.
246 (rs6000_builtin_vec_perm): Ditto.
247 (vsplits_constant): Add support for loading up a vector constant
248 with just the high bit set in each part.
249 (rs6000_expand_vector_init): Add VSX/power7 support.
250 (rs6000_expand_vector_set): Ditto.
251 (rs6000_expand_vector_extract): Ditto.
252 (rs6000_emit_move): Ditto.
256 (rs6000_expand_ternop_builtin): Ditto.
257 (altivec_expand_builtin): Ditto.
258 (rs6000_expand_unop_builtin): Ditto.
259 (rs6000_init_builtins): Ditto.
260 (altivec_init_builtins): Ditto.
261 (builtin_function_type): Ditto.
262 (rs6000_common_init_builtins): Ditto.
263 (rs6000_handle_altivec_attribute); Ditto.
264 (rs6000_mangle_type): Ditto.
265 (rs6000_vector_mode_supported_p): Ditto.
266 (rs6000_mode_dependent_address): Altivec addresses with AND -16
269 * config/rs6000/vsx.md: New file for VSX support.
271 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
272 identifing values with just the most significant bit set.
273 (enum rs6000_builtins): Add builtins for VSX. Add simple math
276 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
277 (UNSPEC_VRFIM): Delete.
278 (splitter for loading up vector with most significant bit): New
279 splitter for vectorizing copysign.
280 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
281 vectorizing simple math functions.
282 (altivec_vrfip): Add support for vectorizing simple math
284 (altivec_vrfim): Ditto.
285 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
287 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
288 (power7.md, vsx.md): Include for power7 support.
289 (copysigndf3): Use VSX instructions if -mvsx.
292 (nabsdf2_fpr): Ditto.
297 (fix_truncdfdi2_fpr): Ditto.
298 (cmpdf_internal1): Ditto.
299 (fred, fred_fpr): Convert into expander/insn to add VSX support.
300 (btruncdf2, btruncdf2_fpr): Ditto.
301 (ceildf2, ceildf2_fpr): Ditto.
302 (floordf2, floordf2_fpr): Ditto.
303 (floatdidf2, floatdidf2_fpr): Ditto.
304 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
305 (fmsubdf4_fpr): Ditto.
306 (fnmadddf4_fpr_1): Ditto.
307 (fnmadddf4_fpr_2): Ditto.
308 (fnmsubdf4_fpr_1): Ditto.
309 (fnmsubdf4_fpr_2): Ditto.
310 (fixuns_truncdfdi2): Add expander for VSX support.
311 (fix_truncdfdi2): Ditto.
312 (fix_truncdfsi2): Ditto.
314 (btruncsf2): Whitespace.
315 (movdf_hardfloat32): Add support for VSX registers.
316 (movdf_softfloat32): Ditto.
317 (movdf_hardfloat64): Ditto.
318 (movdf_hardfloat64_mfpgpr): Ditto.
319 (movdf_softfloat64): Ditto.
320 (movti splitters): Add check for vector registers supporting
321 TImode in the future.
322 (bpermd): Add power7 bpermd instruction.
324 * config/rs6000/altivec.h (vec_div): Define if VSX.
328 (vec_nearbyint): Ditto.
331 (all predicates): Use the generic builtin function, and not the
332 V4SF specific function so that the predicates will work with
337 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
338 Document new VSX functions and types.
340 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
343 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
344 "wa", and "j" constraints. Modify "v" to talk about Altivec
345 instead of just vector.
347 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
350 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
351 location for phi arguments.
352 (rewrite_update_phi_arguments): Find locations for reaching defs.
353 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
354 Add location to add_phi_arg calls.
355 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
356 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
357 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
358 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
359 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
360 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
361 * tree-phinodes.c (make_phi_node): Initialize location.
362 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
363 (add_phi_arg): Add location parameter.
364 (remove_phi_arg_num): Move location when moving phi argument.
365 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
367 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
368 slpeel_update_phi_nodes_for_guard1,
369 slpeel_update_phi_nodes_for_guard2,
370 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
371 vect_loop_versioning): Set locations.
372 * tree-parloops.c (create_phi_for_local_result,
373 transform_to_exit_first_loop, create_parallel_loop): Add locations.
374 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
375 * tree-vect-loop.c (get_initial_def_for_induction,
376 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
378 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
379 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
380 (gimple_phi_arg_set_location): New. Set locus.
381 (gimple_phi_arg_has_location): New. Check for locus.
382 (redirect_edge_var_map_location): New. Return locus from var_map.
383 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
384 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
385 combining PHI arguments.
386 (cond_store_replacement): Set location.
387 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
388 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
389 scop_add_exit_phis_edge): Add locations.
390 * tree-cfgcleanup.c (remove_forwarder_block,
391 remove_forwarder_block_with_phi): Add locations.
392 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
393 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
395 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
396 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
397 flush_pending_stmts): Add source location.
398 * lambda-code.c (perfect_nestify): Maintain location stack with argument
399 stack to preserve locations.
400 * tree-vect-stmts.c (vectorizable_load): Add location.
401 * tree-inline.c (copy_phis_for_bb): Copy locus.
402 (setup_one_parameter): Add call locus to inlined parameter stmts.
403 (initialize_inlined_parameters): Pass in call location as parameter
405 (tree_function_versioning): Pass location to setup_one_parameter.
406 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
407 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
409 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
410 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
411 locus parameter and override the stmt default if provided.
412 (new_elim_graph, clear_elim_graph, delete_elim_graph,
413 elim_graph_add_edge, elim_graph_remove_succ_edge,
414 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
415 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
416 eliminate_phi): Add locus info in elimination graph for each edge and
418 (insert_backedge_copies): Copy locus if present.
419 * tree-flow.h (struct _edge_var_map): Add locus field.
420 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
421 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
422 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
424 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
426 2009-07-30 Martin Jambor <mjambor@suse.cz>
428 PR tree-optimization/40570
429 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
432 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
434 * ssa-loop-manip.c: Include langhooks.h.
435 (rewrite_phi_with_iv): New.
436 (rewrite_all_phi_nodes_with_iv): New.
437 (canonicalize_loop_ivs): Move here from tree-parloops.c.
438 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
439 * tree-parloops.c (loop_parallel_p): Move out all conditions
440 except dependency check.
441 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
442 (gen_parallel_loop): Call canonicalize_loop_ivs without
443 reduction_list argument.
444 (build_new_reduction): New.
445 (gather_scalar_reductions): New.
446 (try_get_loop_niter): New.
447 (try_create_reduction_list): New.
448 (parallleize_loops): Change the parallel conditions check.
449 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
450 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
452 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
454 * opt-functions.awk (opt_args): Allow argument to be enclosed in
456 * doc/options.texi (Option properties): Mention new quoting syntax.
458 2009-07-29 Douglas B Rupp <rupp@gnat.com>
460 * config/alpha/alpha.c (alpha_start_function):
461 Handle VMS_DEBUG_MAIN_POINTER
462 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
463 * doc/invoke.texi: Document -mdebug-main switch.
465 2009-07-29 Richard Henderson <rth@redhat.com>
467 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
468 (cgraph_create_edge_including_clones): Likewise.
469 * tree-inline.c (copy_bb): Operate on the correct edges
470 when updating the callgraph.
472 2009-07-29 Douglas B Rupp <rupp@gnat.com>
474 * config/alpha/vms-cc.c: Deleted.
475 * config/alpha/vms-ld.c: Deleted.
476 * config/alpha/t-vms64: Moved to config/vms
477 * config/alpha/vms-crt0-64.c: Moved to config/vms
478 * config/alpha/vms-crt0.c: Moved to config/vms
479 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
480 * config/alpha/vms-psxcrt0.c: Moved to config/vms
481 * config/alpha/xm-vms.h: Moved to config/vms
482 * config/alpha/x-vms: Moved to config/vms
483 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
485 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
486 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
488 * config/vms/t-vms64: Moved here from config/alpha
489 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
490 (argc,argv,envp): Enforce 32bit malloc'ing.
491 * config/vms/vms-psxcrt0-64.c: Likewise.
492 * config/vms/vms-crt0.c: Moved here from config/alpha.
493 * config/vms/vms-psxcrt0.c: Likewise.
494 * config/vms/vms-crtl-64.h: New file.
495 * config/vms/vms-crtl.h: New file.
496 * config/vms/vms.opt: New file.
497 * config/vms/xm-vms64.h: New file.
498 * config/vms/xm-vms.h: Moved here from config/alpha.
499 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
501 * config/vms/x-vms: Moved here from config/alpha.
502 (version, VMS_EXTRA_PARTS): Moved to t-vms.
503 (vms-ld.o, vms-cc.o): Removed.
504 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
506 2009-07-29 Douglas B Rupp <rupp@gnat.com>
508 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
509 correct stack (obvious VMS fix).
511 2009-07-29 Douglas B Rupp <rupp@gnat.com>
513 * dwarf2out.c (output_file_names): Output VMS style file name, size,
514 date, version info if VMS_DEBUGGING_INFO defined.
515 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
516 size, date calculating code moved here.
518 2009-07-29 Paul Brook <paul@codesourcery.com>
520 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
523 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
526 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
527 to DImode when generating insq_le insn.
529 2009-07-28 Douglas B Rupp <rupp@gnat.com>
531 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
532 New macro set for VMS_DEBUGGGING_INFO.
533 (AT_string_form): Use it.
535 2009-07-28 DJ Delorie <dj@redhat.com>
537 * config/mep/mep.c (vtext_section): New.
538 (vftext_section): New.
539 (ftext_section): New.
540 (mep_select_section): Add support for functions.
541 (mep_unique_section): Likewise.
542 (mep_asm_init_sections): Likewise.
543 (mep_encode_section_info): Remove it from here.
545 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
547 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
549 * tree.h (TREE_DEPRECATED): Document it is used for types too.
550 (TYPE_VECTOR_OPAQUE): Use default_def_flag
552 2009-07-28 Douglas B Rupp <rupp@gnat.com>
554 * dwarf2out.c (output_file_names): Test new macro
555 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
556 (add_comp_dir_attribute): Likewise.
558 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
560 * config/i386/mingw-w64.h (LINK_SPEC): Add
561 separating space between commands.
563 2009-07-28 Jan Hubicka <jh@suse.cz>
565 PR tree-optimization/40759
566 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
569 2009-07-27 DJ Delorie <dj@redhat.com>
571 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
572 types are dword-aligned.
573 (mep_expand_va_start): Likewise.
575 2009-07-27 Olivier Hainque <hainque@adacore.com>
576 Douglas B Rupp <rupp@gnat.com>
578 * convert.c (convert_to_pointer): Don't assume the target
579 pointer type is POINTER_SIZE long. Fetch its precision instead.
581 2009-07-27 Douglas B Rupp <rupp@gnat.com>
583 * system.h (fopen): Undefine if macro.
585 2009-07-27 Jakub Jelinek <jakub@redhat.com>
587 * dwarf2out.c (output_cfi_p): Removed.
588 (output_cfis): New function.
589 (output_fde): New function, split from output_call_frame_info.
590 (output_call_frame_info): Use it.
591 (dwarf2out_switch_text_section): Use output_cfis.
593 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
595 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
596 TARGET_BI_ARCH is specified without enabling SJLJ.
597 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
598 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
600 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
602 * arm.md (negdi2): Use DImode if forcing a value into a register.
604 2009-07-26 Ira Rosen <irar@il.ibm.com>
606 PR tree-optimization/40801
607 * tree-vect-stmts.c (vectorizable_call): Get previous copy
608 of vector operand from the previous copy of vector statement.
609 Pass the correct definition type value to
610 vect_get_vec_def_for_stmt_copy().
612 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
614 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
615 const char ** conversion.
617 2009-07-25 David Daney <ddaney@caviumnetworks.com>
619 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
620 fancy_abort() if !ENABLE_ASSERT_CHECKING.
621 (gcc_unreachable): Invoke __builtin_unreachable() if
622 !ENABLE_ASSERT_CHECKING.
624 2009-07-25 David Daney <ddaney@caviumnetworks.com>
626 PR rtl-optimization/40445
627 * emit-rtl.c (next_nonnote_insn_bb): New function.
628 * rtl.h (next_nonnote_insn_bb): Declare new function.
629 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
630 with no successors that is the successor of the ENTRY_BLOCK.
631 Continue from the top after removing an empty fallthrough block.
632 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
633 of next_nonnote_insn.
635 2009-07-25 David Daney <ddaney@caviumnetworks.com>
637 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
639 2009-07-25 Martin Jambor <mjambor@suse.cz>
641 * c-common.c (c_common_attribute_table): New element for noclone.
642 (handle_noclone_attribute): New function. Forward-declare.
643 * tree-inline.c (tree_versionable_function_p): Check for noclone
645 * doc/extend.texi (Labels as Values): Document need for noclone.
646 (Function Attributes): Document noclone attribute.
648 2009-07-25 Jakub Jelinek <jakub@redhat.com>
650 PR rtl-optimization/34999
651 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
652 and dw_fde_switched_cold_to_hot fields.
653 (output_cfi_p): New function.
654 (output_call_frame_info): If fde->dw_fde_switched_sections,
655 output 2 FDEs instead of one with corrupted header.
656 (dwarf2out_do_cfi_startproc): New function.
657 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
658 and fde->dw_fde_switched_cold_to_hot.
659 (dwarf2out_switch_text_section): Compute
660 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
661 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
662 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
663 Otherwise, compute fde->dw_fde_switch_cfi.
665 2009-07-24 Cary Coutant <ccoutant@google.com>
667 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
669 2009-07-24 Cary Coutant <ccoutant@google.com>
671 * cfghooks.c (split_block): Copy discriminator to new block.
672 * tree-cfg.c (assign_discriminator): Check location of last
673 instruction in block as well as first.
675 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
677 * config/i386/linux.c: Use fputs or putc instead of fprintf
679 * config/i386/gas.h: Ditto.
680 * config/i386/x86-64.h: Ditto.
681 * config/i386/att.h: Ditto.
683 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
685 * expmed.c (emit_store_flag): Use a recursive call to optimize the
688 2009-07-24 Martin Jambor <mjambor@suse.cz>
690 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
691 (ipa_push_func_to_list_1): Declare.
692 (ipa_push_func_to_list): New function.
694 * ipa-prop.c (ipa_push_func_to_list_1): New function.
695 (ipa_init_func_list): Call ipa_push_func_to_list_1.
696 (ipa_push_func_to_list): Removed.
697 (ipa_pop_func_from_list): Clear node_enqueued flag.
699 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
701 * config/s390/s390.c (override_options): Default
702 max-unrolled-insns to 100 for z10 tuning.
704 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
706 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
707 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
708 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
709 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
710 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
711 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
712 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
714 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
716 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
717 use default set in mingw32.h header.
718 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
719 64-bit /mingw/include path.
720 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
723 2009-07-23 Neil Vachharajani <nvachhar@google.com>
725 PR rtl-optimization/40209
726 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
728 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
730 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
731 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
732 with the rest of string where appropriate. Use fputs or putc
733 instead of fprintf where appropriate.
735 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
736 Pat Haugen <pthaugen@us.ibm.com>
737 Revital Eres <ERES@il.ibm.com>
739 * config/rs6000/vector.md: New file. Move most of the vector
740 expander support here from altivec.md to allow for the VSX vector
741 unit in the future. Add support for secondary_reload patterns.
742 Rewrite the patterns for vector comparison, and vector comparison
743 predicate instructions so that the RTL expresses the desired
744 behavior, instead of using unspec.
746 * config/rs6000/constraints.md ("f" constraint): Use
747 rs6000_constraints to hold the precalculated register class.
748 ("d" constraint): Ditto.
749 ("wd" constraint): New constraint for VSX.
750 ("wf" constraint): Ditto.
751 ("ws" constraint): Ditto.
752 ("wa" constraint): Ditto.
753 ("wZ" constraint): Ditto.
754 ("j" constraint): Ditto.
756 * config/rs6000/predicates.md (vsx_register_operand): New
758 (vfloat_operand): New predicate for vector.md.
759 (vint_operand): Ditto.
760 (vlogical_operand): Ditto.
761 (easy_fp_constant): If VSX, 0.0 is an easy constant.
762 (easy_vector_constant): Add VSX support.
763 (altivec_indexed_or_indirect_operand): New predicate for
764 recognizing Altivec style memory references with AND -16.
766 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
767 for vector secondary reload support.
768 (rs6000_vector_reg_class): Delete, replacing it with
770 (rs6000_vsx_reg_class): Ditto.
771 (rs6000_constraints): New array to hold the register classes of
772 each of the register constraints that can vary at runtime.
773 (builtin_mode_to_type): New static array for builtin function type
775 (builtin_hash_table): New static hash table for builtin function
777 (TARGET_SECONDARY_RELOAD): Define target hook.
778 (TARGET_IRA_COVER_CLASSES): Ditto.
779 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
780 registers are 128 bits if VSX memory reference instructions are used.
781 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
783 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
784 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
785 Print several of the scheduling related parameters.
786 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
787 rs6000_constraints instead of rs6000_vector_reg_class. Move
788 -mdebug=reg code to rs6000_debug_reg_global. Add support for
789 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
790 Altivec. Add VSX support. Setup for secondary reload support on
791 Altivec/VSX registers.
792 (rs6000_override_options): Make power7 set the scheduling groups
793 like the power5. Add support for new debug switches to override
794 the scheduling defaults. Temporarily disable -mcpu=power7 from
795 setting -mvsx. Add support for debug switches -malways-hint,
796 -msched-groups, and -malign-branch-targets.
797 (rs6000_buitlin_conversion): Add support for returning unsigned
798 vector conversion functions to fix regressions due to stricter
800 (rs6000_builtin_mul_widen_even): Ditto.
801 (rs6000_builtin_mul_widen_odd): Ditto.
802 (rs6000_builtin_vec_perm): Ditto.
803 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
804 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
806 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
808 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
809 VSX types for bit operations. Changes to accomidate vector.md.
812 (struct builtin_description_predicates): Rewrite predicate
813 handling so that RTL describes the operation, instead of passing
814 the instruction to be used as a string argument.
815 (bdesc_altivec_preds): Ditto.
816 (altivec_expand_predicate_builtin): Ditto.
817 (altivec_expand_builtin): Ditto.
818 (rs6000_expand_ternop_builtin): Use a switch instead of an if
819 statement for vsldoi support.
820 (altivec_expand_ld_builtin): Change to use new names from vector.md.
821 (altivec_expand_st_builtin): Ditto.
822 (paired_expand_builtin): Whitespace changes.
823 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
824 builtin_mode_to_type table for secondary reload. Call
825 builtin_function_type to build random builtin functions.
826 (altivec_init_builtins): Change to use builtin_function_type to
827 create builtin function types dynamically as we need them.
828 (builtin_hash_function): New support for hashing the tree types
829 for builtin function as we need it, rather than trying to build
830 all of the trees that we need. Add initial preliminary VSX support.
831 (builtin_function_type): Ditto.
832 (builtin_function_eq): Ditto.
833 (builtin_hash_struct): Ditto.
834 (rs6000_init_builtins): Ditto.
835 (rs6000_common_init_builtins): Ditto.
836 (altivec_init_builtins): Ditto.
837 (rs6000_common_init_builtins): Ditto.
838 (enum reload_reg_type): New enum for simplifing reg classes.
839 (rs6000_reload_register_type): Simplify register classes into GPR,
840 Vector, and other registers. Altivec and VSX addresses in reload.
841 (rs6000_secondary_reload_inner): Ditto.
842 (rs6000_ira_cover_classes): New target hook, that returns the
843 appropriate cover classes, based on -mvsx being used or not.
844 (rs6000_secondary_reload_class): Add VSX support.
845 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
846 (get_vsel_insn): Ditto.
847 (rs6000_emit_vector_compare): Rewrite vector conditional support
848 so that where we can, we use RTL operators, instead of blindly use
850 (rs6000_emit_vector_select): Ditto.
851 (rs6000_emit_vector_cond_expr): Ditto.
852 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
853 (create_TOC_reference): Add -mdebug=addr support.
854 (emit_frame_save): VSX loads/stores need register indexed addressing.
856 * config/rs6000/rs6000.md: Include vector.md.
858 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
860 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
861 support for V2DI, V2DF in logical, permute, select operations.
863 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
864 switch for vsx/power7.
865 (-mvsx-scalar-memory): Ditto.
866 (-mvsx-align-128): Ditto.
867 (-mallow-movmisalign): Ditto.
868 (-mallow-df-permute): Ditto.
869 (-msched-groups): Ditto.
870 (-malways-hint): Ditto.
871 (-malign-branch-targets): Ditto.
873 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
875 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
876 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
877 (rs6000_vector_reg_class): Delete.
878 (rs6000_vsx_reg_class): Ditto.
879 (enum rs6000_reg_class_enum): New enum for the constraints that
880 vary based on target switches.
881 (rs6000_constraints): New array to hold the register class for all
882 of the register constraints that vary based on the switches used.
883 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
884 (enum rs6000_builtins): Add unsigned varients for the builtin
885 declarations returned by target hooks for expanding multiplies,
886 select, and permute operations. Add VSX builtins.
887 (enum rs6000_builtin_type_index): Add entries for VSX.
888 (V2DI_type_node): Ditto.
889 (V2DF_type_node): Ditto.
890 (unsigned_V2DI_type_node): Ditto.
891 (bool_long_type_node): Ditto.
892 (intDI_type_internal_node): Ditto.
893 (uintDI_type_internal_node): Ditto.
894 (double_type_internal_node): Ditto.
896 * config/rs6000/altivec.md (whole file): Move all expanders to
897 vector.md from altivec.md. Rename insn matching functions to be
899 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
900 (altivec_vcmp*): Ditto.
901 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
902 (VM): New iterator for moves that includes the VSX types.
903 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
904 (altivec_vperm_<mode>_uns): New, for unsigned types.
905 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
906 (altivec_eq<mode>): Ditto.
907 (altivec_gt<mode>): Ditto.
908 (altivec_gtu<mode>): Ditto.
909 (altivec_eqv4sf): Ditto.
910 (altivec_gev4sf): Ditto.
911 (altivec_gtv4sf): Ditto.
912 (altivec_vcmpbfp_p): Ditto.
914 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
916 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
919 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
922 * config/i386/i386.c (output_387_ffreep): Rewrite to use
923 ASM_SHORT instead of .word.
924 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
925 instead of .word in asm template.
927 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
930 * ira-lives.c (bb_has_abnormal_call_pred): New function.
931 (process_bb_node_lives): Use it.
933 * ira.c (setup_cover_and_important_classes): Don't setup
934 ira_important_class_nums. Add cover classes to the end of
936 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
938 (find_reg_class_closure): Use reorder_important_classes.
940 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
942 * config/i386/i386.c (i386_ira_cover_classes): New function.
943 (TARGET_IRA_COVER_CLASSES): Redefine.
945 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
946 importance of order of cover classes in the array.
948 2009-07-22 Diego Novillo <dnovillo@google.com>
950 * tree-pass.h (TDF_EH): Define.
951 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
952 contains TDF_EH, print the EH region number holding GS.
953 * tree-dump.c (dump_options): Add "eh".
954 * doc/invoke.texi: Document it.
956 2009-07-22 Doug Kwan <dougkwan@google.com>
958 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
960 2009-07-22 Michael Matz <matz@suse.de>
962 PR tree-optimization/35229
963 PR tree-optimization/39300
965 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
966 (inhibit_phi_insertion): New function.
967 (insert_into_preds_of_block): Call it for REFERENCEs.
968 (init_pre): Initialize and finalize scalar evolutions.
969 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
971 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
973 * config/i386/predicates.md (zero_extended_scalar_load_operand):
974 Use CONST_VECTOR_NUNITS to determine number of elements.
976 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
978 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
979 (U, W): Constraints are now deprecated and will be removed if we
981 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
983 ("prefetch"): Add the stcmh instruction for prefetching.
984 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
986 (s390_short_displacement): Return always true if compiling for
987 machines not providing the long displacement facility.
988 (s390_mem_constraint): Support the new constraint letter Z.
989 (s390_check_qrst_address): New function.
991 2009-07-21 DJ Delorie <dj@redhat.com>
993 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
996 2009-07-21 Jason Merrill <jason@redhat.com>
998 * c-common.c (max_tinst_depth): Increase default to 1024.
1000 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
1002 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
1003 (vec_unpacku_float_lo_v4si): Ditto.
1005 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
1008 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
1009 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
1010 (builtin_description): Add __builtin_ia32_cvtudq2ps.
1011 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
1013 2009-07-21 Jakub Jelinek <jakub@redhat.com>
1015 PR tree-optimization/40813
1016 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
1019 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
1021 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
1022 with a NOP_EXPR if needed.
1024 2009-07-21 Paul Brook <paul@codesourcery.com>
1026 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
1027 Terminate debug dump with newline.
1029 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1031 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
1032 Cast "1" to unsigned HOST_WIDE_INT.
1033 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
1034 deposit length to the maximum length - lsb. Extend length if
1035 HOST_BITS_PER_WIDE_INT is 32.
1037 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
1039 * cgraph.h (constant_pool_htab): New function.
1040 (constant_descriptor_tree): Move from varasm.c.
1041 * varasm.c (constant_pool_htab): New function.
1042 (constant_descriptor_tree): Move to cgraph.h.
1044 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
1046 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
1048 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
1050 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
1053 2009-07-20 Xinliang David Li <davidxl@google.com>
1055 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
1057 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
1059 * config/mips/mips.md (move_type): Add arith.
1060 (type): Handle arith.
1061 (zero_extendsidi2): Rename this into ...
1062 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
1063 (zero_extendsidi2): New expander.
1064 (*zero_extendsidi2_dext): New pattern.
1066 2009-07-20 Nick Clifton <nickc@redhat.com>
1068 * config.gcc (mips64-*-*): Add definition of tm_defines in order
1069 to set MIPS_ABI_DEFAULT.
1070 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
1072 2009-07-20 Jakub Jelinek <jakub@redhat.com>
1074 * tree-object-size.c (addr_object_size): Handle unions with
1075 array in it as last field of structs in __bos (, 1) as __bos (, 0).
1077 PR tree-optimization/40792
1078 * tree.c (build_function_type_skip_args): Remove bogus assert.
1080 2009-07-20 Jan Hubicka <jh@suse.cz>
1081 Martin Jambor <mjambor@suse.cz>
1083 * cgraph.h (combined_args_to_skip): New field.
1084 * cgraph.c (cgraph_create_virtual_clone): Properly handle
1085 combined_args_to_skip and args_to_skip.
1086 * tree-inline.c (update_clone_info): New function.
1087 (tree_function_versioning): Call update_clone_info.
1088 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
1090 (cgraph_materialize_all_clones): More extensive dumping, working
1091 with combined_args_to_skip rather than args_to_skip.
1093 2009-07-20 Ira Rosen <irar@il.ibm.com>
1095 * tree-vectorizer.h (vectorizable_condition): Add parameters.
1096 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
1097 (get_initial_def_for_reduction): Likewise.
1098 (vectorizable_reduction): Skip the check of first operand in case
1099 of COND_EXPR. Add check that it is outer loop vectorization if
1100 nested cycle was detected. Call vectorizable_condition() for
1101 COND_EXPR. If reduction epilogue cannot be created do not fail for
1102 nested cycles (if it is not double reduction). Assert that there
1103 is only one type in the loop in case of COND_EXPR. Call
1104 vectorizable_condition() to vectorize COND_EXPR.
1105 * tree-vect-stmts.c (vectorizable_condition): Update comment.
1106 Add parameters. Allow nested cycles if called from
1107 vectorizable_reduction(). Use reduction vector variable if provided.
1108 (vect_analyze_stmt): Call vectorizable_reduction() before
1109 vectorizable_condition().
1110 (vect_transform_stmt): Update call to vectorizable_condition().
1112 2009-07-20 Christian Bruel <christian.bruel@st.com>
1114 * config/sh/sh.opt (-mfmovd): Resurrect and document.
1115 * doc/invoke.texi (-mfmovd): Likewise.
1116 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
1118 2009-07-20 Jan Hubicka <jh@suse.cz>
1120 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
1121 when handling SSA name.
1123 2009-07-19 Jan Hubicka <jh@suse.cz>
1125 PR tree-optimization/40676
1126 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
1127 virtual PHIs in empty BBs.
1129 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
1131 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
1132 re-expanded the compound use gen_lowpart instead to convert to the
1135 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
1137 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
1138 OUTER_CONST arguments.
1139 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
1140 the new wider mode will be masked off.
1141 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
1143 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
1145 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
1146 high-order bits are zero.
1148 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
1150 * combine.c (simplify_shift_const_1): Split code to determine
1152 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
1153 new bits shifted in are identical to the old sign bit.
1155 2009-07-18 Richard Guenther <rguenther@suse.de>
1158 * gimplify.c (gimplify_call_expr): Reject code using results from
1159 functions returning void.
1161 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
1163 * doc/md.texi: Document the new PowerPC "es" constraint.
1164 Document that "m" can include automodified addresses on this target,
1165 and explain how %U must be used. Extend the "Q" and "Z" documentation
1166 to suggest "es" as well as "m".
1167 * config/rs6000/constraints.md (es): New memory constraint.
1168 (Q, Z): Update strings to match new documentation.
1170 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
1172 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
1173 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
1174 * config/rs6000/predicates.md (volatile_mem_operand): Use
1175 offsettable_nonstrict_memref_p.
1176 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
1177 (*floatunssidf2_internal): Likewise.
1178 (*fix_truncdfsi2_internal): Likewise.
1179 (*fix_trunctfsi2_internal): Likewise.
1181 2009-07-17 Anatoly Sokolov <aesok@post.ru>
1183 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
1185 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1187 2009-07-17 Richard Guenther <rguenther@suse.de>
1190 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
1191 (pass_warn_unused_result): Likewise.
1192 (TODO_set_props): Remove.
1193 * omp-low.c (diagnose_omp_structured_block_errors): Change to
1195 (pass_diagnose_omp_blocks): Define.
1196 * c-decl.c (pop_file_scope): Do not finalize the CU here.
1197 (c_gimple_diagnostics_recursively): Remove.
1198 (finish_function): Do not call it.
1199 (c_write_global_declarations): Continue after errors.
1200 Finalize the CU here.
1201 * c-gimplify.c (c_genericize): Do not gimplify here.
1202 * c-common.c (c_warn_unused_result): Move ...
1203 * tree-cfg.c (do_warn_unused_result): ... here.
1204 (run_warn_unused_result): New function.
1205 (gate_warn_unused_result): New function.
1206 (pass_warn_unused_result): New pass.
1207 * c-common.h (c_warn_unused_result): Remove.
1208 * flags.h (flag_warn_unused_result): Declare.
1209 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
1210 * opts.c (flag_warn_unused_result): Initialize to false.
1211 * toplev.c (compile_file): Add comment.
1212 * omp-low.c (create_omp_child_function): Do not register
1213 the function with the frontend.
1214 (diagnose_omp_structured_block_errors): Prepare to be
1215 called as optimization pass.
1216 (gate_diagnose_omp_blocks): New function.
1217 (pass_diagnose_omp_blocks): New pass.
1218 * cgraph.h (cgraph_optimize): Remove.
1219 (cgraph_analyze_function): Likewise.
1220 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
1221 * cgraphunit.c (cgraph_lower_function): Lower nested functions
1222 before their parents here.
1223 (cgraph_finalize_function): Not here.
1224 (cgraph_analyze_function): Gimplify functions here.
1225 (cgraph_finalize_compilation_unit): Continue after errors.
1226 Optimize the callgraph from here.
1227 (cgraph_optimize): Make static.
1228 * langhooks.c (write_global_declarations): Finalize the CU.
1229 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
1230 (gimplify_function_tree): Assert we gimplify only once.
1231 Set PROP_gimple_any property.
1232 * tree-nested.c (gimplify_all_functions): New function.
1233 (lower_nested_functions): Gimplify all nested functions.
1234 * gimple.h (diagnose_omp_structured_block_errors): Remove.
1235 * passes.c (init_optimization_passes): Add pass_warn_unused_result
1236 and pass_diagnose_omp_blocks after gimplification. Do not
1237 set TODO_set_props on all_lowering_passes.
1238 (execute_one_pass): Do not handle TODO_set_props.
1239 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
1240 (gimplify.o): Add tree-pass.h dependency.
1241 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
1242 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
1243 (unsave_r): Likewise.
1244 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
1247 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
1249 * doc/service.texi (Service): Restore previously removed link,
1250 which isn't broken after all.
1252 2009-07-17 Richard Guenther <rguenther@suse.de>
1254 PR tree-optimization/40321
1255 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
1256 PHI nodes to the maximal set.
1257 (make_values_for_phi): Add PHI arguments to the maximal set.
1258 (execute_pre): Dump PHI_GEN and the maximal set.
1260 2009-07-17 Jakub Jelinek <jakub@redhat.com>
1263 * gimplify.c (gimplify_conversion): Don't change non-conversions into
1266 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
1268 * doc/extend.texi (Nested Functions): Replace broken link with
1270 * doc/service.texi (Service): Remove broken link.
1272 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
1275 * builtins.c (expand_builtin_memcmp): Use loc instead of
1276 EXPR_LOCATION (exp).
1277 (expand_builtin_strncmp): Likewise.
1279 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
1280 Manuel López-Ibáñez <manu@gcc.gnu.org>
1283 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
1284 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
1285 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
1286 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
1287 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
1288 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
1289 tree-inline.c, c-common.c, c-common.h, gimple.c,
1290 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
1291 convert.c: Add location argument to fold_{unary,binary,ternary},
1292 fold_build[123], build_call_expr, build_size_arg,
1293 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
1294 fold_build1_initializer, fold_build2_initializer,
1295 fold_build3_initializer, fold_build_call_array,
1296 fold_build_call_array_initializer, fold_single_bit_test,
1297 omit_one_operand, omit_two_operands, invert_truthvalue,
1298 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
1299 combine_comparisons, fold_builtin_*, fold_call_expr,
1300 build_range_check, maybe_fold_offset_to_address, round_up,
1303 2009-07-16 Jason Merrill <jason@redhat.com>
1306 * c-common.c (c_common_reswords): Add __is_standard_layout
1308 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
1309 * doc/implement-cxx.texi: New.
1310 * doc/gcc.texi: Include it.
1312 2009-07-16 DJ Delorie <dj@redhat.com>
1314 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
1315 compares that may be indirectly affected by previous instructions.
1317 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1319 * builtins.c (do_mpc_arg2): New.
1320 (fold_builtin_2): Fold builtin cpow.
1321 * real.h (HAVE_mpc_pow): New.
1323 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
1325 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
1326 comparison to skip unprofitable schedule
1328 2009-07-16 Simon Baldwin <simonb@google.com>
1330 * gcc.c (option_map): New flag -no-canonical-prefixes.
1331 * (display_help): Print help text for new flag.
1332 * (process_command): Move options translation and language specifics
1333 and handle new flag early. Use it to set a function pointer to a
1334 prefix builder. Replace make_relative_prefix calls with calls to
1335 the function pointed to. Ignore new flag in regular options handling.
1336 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
1338 2009-07-15 DJ Delorie <dj@redhat.com>
1340 * config/mep/mep.md (sibcall_internal): Change register to avoid
1342 (sibcall_value_internal): Likewise.
1344 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
1346 PR rtl-optimization/40710
1347 * resource.c (mark_target_live_regs): Reset DF problem to LR.
1349 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
1351 * config/mips/mips.md (*extenddi_truncate<mode>,
1352 *extendsi_truncate<mode>): Change type attribute to move_type
1353 with shift_shift. Split out code handling exts from here ...
1354 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
1356 (*extendhi_truncateqi): Change type attribute to move_type with
1357 shift_shift. Split out code handling exts from here ...
1358 (*extendhi_truncateqi_exts): ... to this new pattern.
1360 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
1362 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
1363 instead of "and" with inverted sign bit mask value. Use
1364 "nonimmediate_operand" for operand 1 and operand 2 predicate.
1365 Allocate registers only for operand 4 and operand 5.
1367 2009-07-15 Jakub Jelinek <jakub@redhat.com>
1370 * fold-const.c (fold_cond_expr_with_comparison): When folding
1371 < and <= to MIN, make sure the MIN uses the same type as the
1372 comparison's operands.
1374 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
1376 * arm.md (ior_xor): New code iterator.
1377 (split for ior/xor with shift and zero-extend): New split pattern.
1378 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
1380 2009-07-15 Richard Guenther <rguenther@suse.de>
1382 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
1385 2009-07-15 Richard Guenther <rguenther@suse.de>
1388 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
1390 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
1392 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
1393 handle 2.6.30 kernel.
1395 2009-07-15 DJ Delorie <dj@redhat.com>
1397 * config/mep/mep.md (sibcall_internal): Change register to allow
1398 for 24-bit addresses.
1399 (sibcall_value_internal): Likewise.
1401 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
1403 * doc/invoke.texi: Added descriptions of the scheduling heuristics
1404 that are enabled/disabled by the flags introduced by a previous patch.
1406 2009-07-14 DJ Delorie <dj@redhat.com>
1408 * config/mep/mep.md (sibcall_internal): Include non-toggling
1410 (sibcall_value_internal): Likewise.
1412 2009-07-14 Taras Glek <tglek@mozilla.com>
1413 Rafael Espindola <espindola@google.com>
1415 * doc/sourcebuild.texi: Document install-plugin target.
1416 * configure.ac: Added install-plugin target to language makefiles.
1417 * configure: Regenerate.
1418 * Makefile.in: (install-plugin): Install more headers,
1419 depend on lang.install-plugin.
1421 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
1423 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
1426 2009-07-14 DJ Delorie <dj@redhat.com>
1428 * config/mep/mep.c (mep_vliw_jmp_match): New function.
1429 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
1430 * config/mep/mep.md (sibcall_internal): Change test from
1431 mep_vliw_mode_match to mep_vliw_jmp_match.
1432 (sibcall_value_internal): Likewise.
1434 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
1436 * config/i386/sse.md (copysign<mode>3): New expander.
1437 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
1438 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
1439 Use ix86_build_const_vector.
1440 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
1441 IX86_BUILTIN_CPYSGNPD.
1442 (builtin_description): Add __builtin_ia32_copysignps and
1443 __builtin_ia32_copysignpd.
1444 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
1445 and BUILT_IN_COPYSIGNF.
1447 2009-07-13 Jason Merrill <jason@redhat.com>
1449 * builtins.c (can_trust_pointer_alignment): New fn.
1450 (get_pointer_alignment): Factor it out from here.
1451 * tree.h: Declare it.
1453 2009-07-14 David Edelsohn <edelsohn@gnu.org>
1455 * config/rs6000/predicates.md (offsettable_mem_operand): Test
1458 2009-07-14 Dodji Seketeli <dodji@redhat.com>
1462 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
1464 2009-07-14 Richard Guenther <rguenther@suse.de>
1465 Andrey Belevantsev <abel@ispras.ru>
1468 * cfgexpand.c (partition_stack_vars): Do not bother to update
1469 alias information when not optimizing.
1471 2009-07-14 Richard Guenther <rguenther@suse.de>
1472 Andrey Belevantsev <abel@ispras.ru>
1474 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
1475 (pt_solution_set): Likewise.
1476 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
1477 * tree-ssa-structalias.c (pt_solution_set): New function.
1478 * final.c (rest_of_clean_state): Free SSA data structures.
1479 * print-rtl.c (print_decl_name): Remove.
1480 (print_mem_expr): Implement in terms of print_generic_expr.
1481 * alias.c (ao_ref_from_mem): New function.
1482 (rtx_refs_may_alias_p): Likewise.
1483 (true_dependence): Query alias-export info.
1484 (canon_true_dependence): Likewise.
1485 (write_dependence_p): Likewise.
1486 * tree-dfa.c (get_ref_base_and_extent): For void types leave
1488 * emit-rtl.c (component_ref_for_mem_expr): Remove.
1489 (mem_expr_equal_p): Use operand_equal_p.
1490 (set_mem_attributes_minus_bitpos): Do not use
1491 component_ref_for_mem_expr.
1492 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
1493 (update_alias_info_with_stack_vars): Likewise.
1494 (partition_stack_vars): Call update_alias_info_with_stack_vars.
1495 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
1496 explicitly nor clear stmt operands.
1497 Free the decl-to-pointer map.
1498 * tree-optimize.c (execute_free_datastructures): Do not free
1499 SSA data structures here.
1500 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
1501 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
1502 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
1504 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
1506 2009-07-13 DJ Delorie <dj@redhat.com>
1508 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
1509 unrolling at the right iteration count.
1511 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
1514 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
1516 * haifa-sched.c (rank_for_schedule): Introduced flags to
1517 enable/disable individual scheduling heuristics.
1518 * common.opt: Introduced flags to enable/disable individual
1519 heuristics in the scheduler.
1520 * doc/invoke.texi: Introduced flags to enable/disable individual
1521 heuristics in the scheduler.
1523 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
1525 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
1526 config/i386/mingw-tls.c.
1527 * config/i386/mingw-tls.c: Removed.
1529 2009-07-13 Ira Rosen <irar@il.ibm.com>
1531 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
1532 checks access only relevant statements.
1533 (vectorizable_reduction): Likewise.
1535 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
1537 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
1538 just for 32-bit case.
1540 2009-07-12 Jan Hubicka <jh@suse.cz>
1542 PR tree-optimization/40585
1543 * except.c (expand_resx_expr): When there already is resume
1544 instruction, produce linked list.
1545 (build_post_landing_pads): Assert that resume is empty.
1546 (connect_post_landing_pads): Handle resume lists.
1547 (dump_eh_tree): Dump resume list.
1549 2009-07-12 Ira Rosen <irar@il.ibm.com>
1551 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
1552 with additional argument.
1553 * tree-vectorizer.h (enum vect_def_type): Add
1554 vect_double_reduction_def.
1555 (vect_is_simple_reduction): Add argument.
1556 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
1558 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
1559 vect_is_simple_reduction with additional argument.
1560 (vect_analyze_loop_operations): Handle exit phi nodes in case of
1562 (reduction_code_for_scalar_code): Handle additional codes by
1563 returning ERROR_MARK for them. Fix comment and indentation.
1564 (vect_is_simple_reduction): Fix comment, add argument to specify
1565 double reduction. Detect double reduction.
1566 (get_initial_def_for_induction): Fix indentation.
1567 (get_initial_def_for_reduction): Fix comment and indentation.
1568 Handle double reduction. Create initial definitions that do not
1569 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
1570 (vect_create_epilog_for_reduction): Fix comment, add argument to
1571 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
1572 epilogue result extraction. Create double reduction phi node and
1573 replace relevant uses.
1574 (vectorizable_reduction): Call vect_is_simple_reduction with
1575 additional argument. Fix indentation. Update epilogue code treatment
1576 according to the changes in reduction_code_for_scalar_code. Check
1577 for double reduction. Call vect_create_epilog_for_reduction with
1578 additional argument.
1579 * tree-vect-stmts.c (process_use): Handle double reduction, update
1581 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
1582 (vect_get_vec_def_for_operand): Likewise.
1584 2009-07-12 Danny Smith <dansmister@gmail.com>
1586 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
1587 dllexport if !TREE_PUBLIC.
1588 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
1590 2009-07-11 Anatoly Sokolov <aesok@post.ru>
1592 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
1593 (avr_extra_arch_macro) Remove declatation.
1594 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
1595 (avr_extra_arch_macro) Declare as static.
1596 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
1598 2009-07-11 Jan Hubicka <jh@suse.cz>
1601 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
1603 2009-07-11 Jakub Jelinek <jakub@redhat.com>
1606 * dwarf2out.c (dw_fde_struct): Add in_std_section and
1607 cold_in_std_section bits.
1608 (dwarf2out_begin_prologue): Initialize them.
1609 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
1610 if already covered by text_section or cold_text_section range.
1612 PR rtl-optimization/40667
1613 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
1614 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
1615 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
1616 * config/i386/i386.c (ix86_minimum_alignment): New function.
1617 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
1618 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
1619 * emit-rtl.c (gen_reg_rtx): Likewise.
1620 * function.c (assign_parms): Likewise. If nominal_type needs
1621 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
1622 rather than passed_type's alignment.
1625 * function.c (assign_parm_setup_stack): Adjust
1626 MEM_OFFSET (data->stack_parm) if promoted_mode is different
1627 from nominal_mode on big endian.
1629 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
1631 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
1633 2009-07-10 DJ Delorie <dj@redhat.com>
1635 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
1637 2009-07-10 Mark Mitchell <mark@codesourcery.com>
1639 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
1641 (thumb2_cbnz): Likewise.
1643 2009-07-10 David Daney <ddaney@caviumnetworks.com>
1646 * config.gcc (supported_defaults): Add synci.
1647 (with_synci): Add validation.
1648 (all_defaults): Add synci.
1649 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
1652 * config/mips/mips.opt (msynci): New option.
1653 * config/mips/mips.c (mips_override_options): Warn on use of
1654 -msynci for targets that do now support it.
1655 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
1657 * gcc/doc/invoke.texi (-msynci): Document the new option.
1658 * doc/install.texi (--with-synci): Document the new option.
1660 2009-07-10 Richard Guenther <rguenther@suse.de>
1662 PR tree-optimization/40496
1663 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
1664 the PHI result with a compatible type.
1666 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
1670 * c.opt (Wunused-result): New.
1671 * doc/invoke.texi: Document it.
1672 * c-common.c (c_warn_unused_result): Use it.
1674 2009-07-09 DJ Delorie <dj@redhat.com>
1676 * targhooks.c (default_target_can_inline_p): Rename from
1677 default_target_option_can_inline_p.
1678 * targhooks.h (default_target_can_inline_p): Likewise.
1679 * target-def.h (TARGET_CAN_INLINE_P): Rename from
1680 TARGET_OPTION_CAN_INLINE_P.
1681 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
1682 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
1683 (mep_target_can_inline_p): Rename from
1684 mep_target_option_can_inline_p.
1687 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
1688 registers used to pass vectors.
1690 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
1692 2009-07-09 Tom Tromey <tromey@redhat.com>
1694 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
1695 * config/mmix/mmix.c: Include dwarf2.h.
1696 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
1697 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
1698 * config/sh/sh.c: Include dwarf2.h.
1699 * config/i386/i386.c: Include dwarf2.h.
1700 * Makefile.in (DWARF2_H): Remove 'elf'.
1701 * except.c: Include dwarf2.h.
1702 * unwind-dw2.c: Include dwarf2.h.
1703 * dwarf2out.c: Include dwarf2.h.
1704 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
1705 * unwind-dw2-fde.c: Include dwarf2.h.
1706 * dwarf2asm.c: Include dwarf2.h.
1708 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
1710 * haifa-sched.c (insn_finishes_cycle_p): New static function.
1711 (max_issue): Use it.
1712 * sched-int.h (struct sched_info: insn_finishes_block_p): New
1714 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
1715 (region_sched_info): Update.
1716 * sched-ebb.c (ebb_sched_info): Update.
1717 * modulo-sched.c (sms_sched_info): Update.
1718 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
1720 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
1722 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
1724 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
1726 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
1728 2009-07-09 Jakub Jelinek <jakub@redhat.com>
1731 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
1732 arg1 with arg01 if arg1 is already INTEGER_CST.
1734 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
1736 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
1737 Transform (and (truncate)) into (truncate (and)).
1739 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
1741 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
1742 creating LHS paradoxical subregs. Fix surrounding returns to
1743 use NULL_RTX rather than 0.
1745 2009-07-08 DJ Delorie <dj@redhat.com>
1747 * config/mep/mep.c: (mep_option_can_inline_p): New.
1748 (TARGET_OPTION_CAN_INLINE_P): Define.
1750 2009-07-08 Mark Wielaard <mjw@redhat.com>
1753 * dwarf2out.c (add_data_member_location_attribute): When we have
1754 only a constant offset don't emit a new location description using
1755 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
1758 2009-07-08 Richard Henderson <rth@redhat.com>
1761 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
1762 (enum reg_class): Add CLOBBERED_REGS.
1763 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
1764 * config/i386/i386.c (ix86_conditional_register_usage): Moved
1765 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
1766 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
1767 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
1768 force 64-bit sibcalls into R11.
1769 * config/i386/constraints.md (U): New constraint.
1770 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
1771 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
1772 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
1774 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
1776 * basic-block.h (dump_regset, debug_regset): Remove duplicate
1778 * c-objc-common.h (c_initialize_diagnostics): Ditto.
1779 * ebitmap.h (dump_ebitmap): Ditto.
1780 * optabs.h (optab_libfunc): Ditto.
1781 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
1782 * tree-flow.h (vect_can_force_dr_alignment_p,
1783 get_vectype_for_scalar_type): Ditto.
1784 (vectorize_loops): Move prototype to ...
1785 * tree-vectorizer.h: ... here. Also, adjust comment.
1786 (vect_set_verbosity_level): Remove duplicate prototype.
1787 * tree-ssa-loop.c: Include tree-vectorizer.h.
1788 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
1790 2009-07-08 Nick Clifton <nickc@redhat.com>
1792 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
1795 2009-07-08 DJ Delorie <dj@redhat.com>
1797 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
1798 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
1799 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
1801 * config/mep/intrinsics.md: Regenerated.
1802 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
1803 registers when asm() or calls are detected.
1805 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1808 * gimplify.c (gimplify_expr): Propagate no_warning flag when
1810 * gimple (gimple_build_call_from_tree): Likewise.
1811 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
1812 no_warning flag before warning.
1814 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1816 * tree.c (set_expr_locus): Remove.
1817 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
1818 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
1820 * gimplify.c (internal_get_tmp_var): Likewise.
1821 (gimplify_call_expr): Likewise.
1822 (gimplify_one_sizepos): Likewise.
1824 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
1827 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
1828 to variables for debugging purposes.
1830 2009-06-23 Mark Loeser <mark@halcy0n.com>
1833 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
1835 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1837 * pretty-print.c (pp_base_format): Remove %J.
1838 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
1839 gcc_cxxdiag_char_table): Likewise.
1840 (init_dynamic_diag_info): Likewise.
1842 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1844 * pretty-print.c (pp_base_format): Remove %H.
1845 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
1846 gcc_cxxdiag_char_table): Likewise.
1847 (init_dynamic_diag_info): Likewise.
1848 * config/mep/mep.c (mep_select_section): Likewise.
1850 2009-07-07 Duncan Sands <baldrick@free.fr>
1852 * final.c (pass_clean_state): Give the pass a name.
1853 * passes.c (pass_rest_of_compilation): Likewise.
1854 * tree-optimize.c (pass_all_optimizations): Likewise.
1856 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
1858 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
1859 an extra 'decl' for error_at.
1861 2009-07-07 Jakub Jelinek <jakub@redhat.com>
1864 * tree-tailcall.c (adjust_return_value_with_ops,
1865 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
1866 if it has complex or vector type.
1868 2009-07-07 Olivier Hainque <hainque@adacore.com>
1870 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
1873 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
1875 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
1877 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1879 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
1880 * c-decl.c: Likewise.
1881 * function.c: Likewise.
1882 * varasm.c: Likewise.
1883 * tree-ssa.c: Likewise.
1884 * c-common.c: Likewise.
1885 * tree-cfg.c: Likewise.
1886 * config/spu/spu.c: Likewise.
1887 * config/ia64/ia64.c: Likewise.
1888 * config/v850/v850.c: Likewise.
1890 2009-07-06 DJ Delorie <dj@redhat.com>
1892 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
1893 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
1894 unspecified accesses to control registers.
1895 * config/mep/intrinsics.md: Regenerate.
1896 * config/mep/intrinsics.h: Regenerate.
1897 * config/mep/mep-intrin.h: Regenerate.
1899 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1901 * c-lex.c: Replace %H by an explicit location. Update all calls.
1902 * c-common.c: Likewise.
1903 * c-decl.c: Likewise.
1904 * c-typeck.c: Likewise.
1905 * fold-const.c: Likewise.
1906 * gimplify.c: Likewise.
1908 * tree-cfg.c: Likewise.
1909 * tree-ssa-loop-niter.c: Likewise.
1910 * tree-vrp.c: Likewise.
1911 * value-prof.c: Likewise.
1913 2009-07-06 Diego Novillo <dnovillo@google.com>
1915 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
1916 if it has one. Handle cases where VAR does not have an
1917 annotation or cfun is NULL.
1919 2009-07-06 Diego Novillo <dnovillo@google.com>
1921 * tree.c: Include debug.h.
1922 (initialize_tree_contains_struct): New.
1923 (init_ttree): Call it.
1924 (tree_node_structure_for_code): Factor out of ...
1925 (tree_node_structure): ... here.
1926 * treestruct.def (TS_PHI_NODE): Remove.
1927 (TS_GIMPLE_STATEMENT): Remove.
1929 2009-07-06 Diego Novillo <dnovillo@google.com>
1931 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
1932 (debug_tree_chain): Handle cycles.
1934 2009-07-06 Nick Clifton <nickc@redhat.com>
1935 DJ Delorie <dj@redhat.com>
1937 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
1938 __FMOVD_ENABLED__ is defined.
1940 (TARGET_FMOVD): Provide a default definition.
1941 (MASK_FMOVD): Likewise.
1942 (TARGET_CPU_CPP_BUILTINS): Define
1943 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
1944 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
1945 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
1946 (split for DF load from memory into register): Also handle
1947 MEMs which consist of REG+DISP addressing.
1948 (split for DF store from register to memory): Likewise.
1949 (movsf_ie): Always use single fp_mode.
1950 * config/sh/sh.c (sh_override_options): Do not automatically
1951 enable TARGET_MOVD for the SH2A when supporting doubles - leave
1952 that to the -mfmovd command line switch.
1953 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
1954 (fldi_ok): Always allow.
1955 * config/sh/sh.opt (mfmovd): Remove this switch.
1956 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
1958 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
1959 Kaz Kojima <kkojima@gcc.gnu.org>
1961 PR rtl-optimization/30807
1962 * postreload.c (reload_combine): For every new use of REG_SUM,
1963 record the use of BASE.
1965 2009-07-06 Jan Hubicka <jh@suse.cz>
1967 * params.def: Revert my accidental commit at 2009-06-30.
1969 2009-07-04 Ian Lance Taylor <iant@google.com>
1972 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
1974 (mingw_format_attribute_overrides): Likewise.
1976 2009-07-04 Jakub Jelinek <jakub@redhat.com>
1979 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
1980 don't check cfa.reg. Instead of cfa.indirect use
1981 fde && fde->drap_reg != INVALID_REGNUM test.
1983 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
1985 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
1987 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
1990 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
1992 2009-07-03 Richard Guenther <rguenther@suse.de>
1994 PR tree-optimization/40640
1995 * tree-switch-conversion.c (build_arrays): Perform arithmetic
1998 2009-07-03 Jan Hubicka <jh@suse.cz>
2000 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
2001 for size, reduce amount of inlining.
2003 2009-07-03 Richard Guenther <rguenther@suse.de>
2006 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
2007 if t +- x is known to not overflow and the conversion widens the
2009 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
2011 2009-07-03 Jan Hubicka <jh@suse.cz>
2013 * ipa-pure-const.c (analyze): Update loop optimizer init.
2014 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
2015 try_remove_empty_loop, remove_empty_loops): Remove.
2016 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
2017 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
2018 to mark regular loops as neccesary.
2019 (degenerate_phi_p): New function.
2020 (propagate_necessity, remove_dead_phis): Use it.
2021 (forward_edge_to_pdom): Likewise.
2022 (eliminate_unnecessary_stmts): Take care to remove uses of results of
2023 virtual PHI nodes that became unreachable.
2024 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
2025 * tree-flow.h (remove_empty_loops): Remove.
2026 * passes.c (init_optimization_passes): Remove.
2028 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
2030 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
2031 can_create_pseudo_p.
2032 (*fix_trunc<mode>_i387_1): Ditto.
2033 (*floathi<mode>2_1): Ditto.
2034 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
2035 (*fistdi2_1): Ditto.
2036 (*fist<mode>2_1): Ditto.
2037 (frndintxf2_floor): Ditto.
2038 (*fist<mode>2_floor_1): Ditto.
2039 (frndintxf2_ceil): Ditto.
2040 (*fist<mode>2_ceil_1): Ditto.
2041 (frndintxf2_trunc): Ditto.
2042 (frndintxf2_mask_pm): Ditto.
2043 (fxam<mode>2_i387_with_temp): Ditto.
2044 * config/i386/sse.md (mulv16qi3): Ditto.
2045 (*sse2_mulv4si3): Ditto.
2047 (sse4_2_pcmpestr): Ditto.
2048 (sse4_2_pcmpistr): Ditto.
2050 2009-07-03 Jan Hubicka <jh@suse.cz>
2052 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
2053 (mark_stmt_necessary): Set it.
2054 (mark_operand_necessary): Set it.
2055 (mark_control_dependent_edges_necessary): Set it.
2056 (mark_virtual_phi_result_for_renaming): New function.
2057 (get_live_post_dom): New function.
2058 (forward_edge_to_pdom): New function.
2059 (remove_dead_stmt): Fix handling of control dependences.
2060 (tree_dce_init): Init new bitmap.
2061 (tree_dce_done): Free it.
2063 2009-07-02 Richard Guenther <rguenther@suse.de>
2066 * tree-ssa-structalias.c (new_var_info): Initialize
2069 2009-07-02 Jan Hubicka <jh@suse.cz>
2071 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
2074 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
2076 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
2077 instead of recomputing it. Adjust calls.
2078 (emit_store_flag): Adjust recursive calls.
2080 2009-07-02 Richard Guenther <rguenther@suse.de>
2082 * tree-ssa-live.c (remove_unused_locals): Do not remove
2084 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
2085 of DECL_EXTERNAL for HEAP variables.
2086 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
2087 HEAP variables. Do not adjust RESTRICT vars.
2088 (find_what_var_points_to): Nobody cares if something
2091 2009-07-02 Ben Elliston <bje@au.ibm.com>
2093 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
2094 pc_low and pc_high declarations to the top of the function.
2096 2009-07-01 DJ Delorie <dj@redhat.com>
2098 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
2100 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
2101 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
2102 unspecified accesses to control registers.
2103 * config/mep/intrinsics.md: Regenerate.
2104 * config/mep/intrinsics.h: Regenerate.
2105 * config/mep/mep-intrin.h: Regenerate.
2107 2009-07-01 Anthony Green <green@moxielogic.com>
2109 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
2110 instruction when possible.
2111 (moxie_expand_prologue): Ditto. Also, save an instruction and
2112 some complexity by popping off of $r12 instead of $sp.
2113 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
2116 2009-07-01 Richard Henderson <rth@redhat.com>
2119 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
2120 contained no insns, reposition note before last insn.
2122 2009-07-01 Richard Henderson <rth@redhat.com>
2125 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
2126 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
2128 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
2131 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
2132 darwin9 for printing reg addresses with %y.
2134 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
2136 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
2137 truncation from operands in binary operations.
2139 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
2142 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
2143 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
2144 subreg of op0 to the original op0.
2146 * expmed.c (store_bit_field_1): Use a temporary as the destination
2147 instead of a paradoxical subreg when we need to truncate the result.
2149 2009-07-01 DJ Delorie <dj@redhat.com>
2151 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
2152 names to VLIW variants.
2153 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
2154 * config/mep/intrinsics.md: Regenerate.
2155 * config/mep/intrinsics.h: Regenerate.
2156 * config/mep/mep-intrin.h: Regenerate.
2158 2009-07-01 Jakub Jelinek <jakub@redhat.com>
2161 * jump.c (returnjump_p): Revert last patch.
2162 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
2164 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2167 * pa.md (casesi32p): Use jump table label to determine the offset
2169 (casesi64p): Likewise.
2171 * pa.c (forward_branch_p): Return bool type. Use instruction
2172 addresses when available. Assert that INSN has a jump label.
2173 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
2176 2009-07-01 Richard Guenther <rguenther@suse.de>
2178 PR tree-optimization/19831
2179 * tree-ssa-dce.c (propagate_necessity): Calls to functions
2180 that only act as barriers do not make any previous stores necessary.
2181 * tree-ssa-structalias.c (handle_lhs_call): Delay making
2182 HEAP variables global, do not add a constraint from nonlocal.
2183 (find_func_aliases): Handle escapes through return statements.
2184 (compute_points_to_sets): Make escaped HEAP variables global.
2186 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
2189 * expmed.c (emit_store_flag): Perform a conversion if necessary,
2190 after reducing a DImode cstore to SImode.
2192 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
2194 * expr.c (expand_expr_real_1): Reinstate fallthrough to
2195 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
2197 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
2199 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
2200 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
2202 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
2203 and umod_optab if TARGET_BSD_DIVMOD.
2204 * config/vax/lib1funcs.asm: New file.
2205 * config/vax/t-linux: New file.
2206 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
2208 2009-06-30 Jakub Jelinek <jakub@redhat.com>
2211 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
2212 to type arguments that have void type.
2215 * dwarf2out.c (gen_formal_parameter_die): Call
2216 equate_decl_number_to_die if node is different from origin.
2218 2009-06-30 Anthony Green <green@moxielogic.com>
2220 Clean up moxie port for --enable-build-with-cxx.
2221 * config/moxie/moxie.c (moxie_function_value): First two
2222 parameters are const_tree, not tree.
2223 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
2224 (REG_CLASS_NAMES): Ditto.
2225 (REGNO_REG_CLASS): Ditto.
2226 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
2227 (moxie_function_value): Fix constyness of arguments.
2229 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
2231 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
2232 finalize_size_functions before further processing.
2233 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
2234 (variable_size): Call self_referential_size on size expressions
2235 that contain a PLACEHOLDER_EXPR.
2236 (size_functions): New static variable.
2237 (copy_self_referential_tree_r): New static function.
2238 (self_referential_size): Likewise.
2239 (finalize_size_functions): New global function.
2240 * tree.c: Include tree-inline.h.
2241 (push_without_duplicates): New static function.
2242 (find_placeholder_in_expr): New global function.
2243 (substitute_in_expr) <tcc_declaration>: Return the replacement object
2245 <tcc_expression>: Likewise.
2246 <tcc_vl_exp>: If the replacement object is a constant, try to inline
2247 the call in the expression.
2248 * tree.h (finalize_size_functions): Declare.
2249 (find_placeholder_in_expr): Likewise.
2250 (FIND_PLACEHOLDER_IN_EXPR): New macro.
2251 (substitute_placeholder_in_expr): Update comment.
2252 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
2254 (copy_tree_body_r): Likewise.
2255 (copy_tree_body): New static function.
2256 (maybe_inline_call_in_expr): New global function.
2257 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
2258 (maybe_inline_call_in_expr): Declare.
2259 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
2260 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
2263 2009-06-30 Richard Guenther <rguenther@suse.de>
2265 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
2267 (propagate_necessity): Do not mark reaching defs of stores
2270 2009-06-30 Jan Hubicka <jh@suse.cz>
2272 * cfgloopanal.c (check_irred): Move into ...
2273 (mark_irreducible_loops): ... here; return true if ireducible
2275 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
2276 (analyze_function): Try to prove loop finiteness.
2277 * cfgloop.h (mark_irreducible_loops): Update prototype.
2278 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
2280 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
2282 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
2284 2009-06-30 Ira Rosen <irar@il.ibm.com>
2286 PR tree-optimization/40542
2287 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
2290 2009-06-30 Martin Jambor <mjambor@suse.cz>
2292 PR tree-optimization/40582
2293 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
2294 than useless_type_conversion_p.
2295 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
2298 2009-06-30 Martin Jambor <mjambor@suse.cz>
2301 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
2303 2009-06-30 Richard Guenther <rguenther@suse.de>
2305 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
2306 use ao_ref references.
2307 (walk_aliased_vdefs): Likewise.
2308 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
2309 * tree-ssa-dce.c (struct ref_data): Remove.
2310 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
2311 (mark_aliased_reaching_defs_necessary): Adjust.
2312 (mark_all_reaching_defs_necessary_1): Likewise.
2314 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
2317 * expmed.c (emit_cstore): New name of emit_store_flag_1.
2318 (emit_store_flag_1): Extract from emit_store_flag, adjust
2319 calls to (what now is) emit_cstore.
2320 (emit_store_flag): Call emit_store_flag_1 and also use it
2321 for what used to be recursive calls.
2323 2009-06-30 Wei Guozhi <carrot@google.com>
2326 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
2327 if the target bb post dominates from bb.
2328 * config/i386/i386.c (memory_address_length): Check existence of base
2329 register before using it.
2331 2009-06-30 Nick Clifton <nickc@redhat.com>
2332 DJ Delorie <dj@redhat.com>
2334 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
2335 __FMOVD_ENABLED__ is defined.
2337 (TARGET_FMOVD): Provide a default definition.
2338 (MASK_FMOVD): Likewise.
2339 (TARGET_CPU_CPP_BUILTINS): Define
2340 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
2341 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
2342 two fmov instructions depending upon whether TARGET_FMOVD is
2344 (split for DF load from memory into register): Also handle
2345 MEMs which consist of REG+DISP addressing.
2346 (split for DF store from register to memory): Likewise.
2347 * config/sh/sh.opt (mfmovd): Remove this switch.
2348 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
2349 * config/sh/sh.c (sh_override_options): Do not automatically
2350 enable TARGET_MOVD for the SH2A when supporting doubles - leave
2351 that to the -mfmovd command line switch.
2353 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
2355 (fldi_ok): Always allow.
2356 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
2358 2009-06-29 DJ Delorie <dj@redhat.com>
2360 * doc/install.texi (mep-x-elf): Correct chip's full name.
2362 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
2364 * doc/extend.texi: Fix typo.
2366 2009-06-29 Tom Tromey <tromey@redhat.com>
2369 * Makefile.in (DWARF2_H): New variable.
2371 (dwarf2out.o): Likewise.
2372 (dwarf2asm.o): Likewise.
2373 * config/i386/t-i386: Use DWARF2_H.
2374 * except.c: Include elf/dwarf2.h.
2375 * unwind-dw2.c: Include elf/dwarf2.h.
2376 * dwarf2out.c: Include elf/dwarf2.h.
2377 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
2378 <dtprel>: New field.
2379 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
2380 (size_of_loc_descr): Likewise.
2381 (output_loc_operands_raw): Likewise.
2382 (output_loc_operands): Handle new dtprel field.
2383 (loc_checksum): Update.
2384 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
2385 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
2386 * unwind-dw2-fde.c: Include elf/dwarf2.h.
2387 * dwarf2asm.c: Include elf/dwarf2.h.
2388 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
2389 * config/mmix/mmix.c: Include elf/dwarf2.h.
2390 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
2391 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
2392 * config/sh/sh.c: Include elf/dwarf2.h.
2393 * config/i386/i386.c: Include elf/dwarf2.h.
2395 2009-06-29 DJ Delorie <dj@redhat.com>
2397 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
2399 * doc/extend.texi: Add MeP attributes and pragmas.
2400 * doc/invoke.text: Add MeP Options.
2401 * doc/contrib.texi: Add MeP contribution.
2402 * doc/md.texi: Add MeP constraints.
2403 * doc/install.texi: Add MeP target.
2405 2009-06-30 Anatoly Sokolov <aesok@post.ru>
2407 * target.h (struct gcc_target): Add frame_pointer_required field.
2408 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
2409 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
2410 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
2412 * reload1.c (update_eliminables): (Ditto.).
2413 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
2414 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
2415 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
2417 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
2419 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
2420 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
2421 (arm_frame_pointer_required): New function.
2423 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
2424 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2425 (avr_frame_pointer_required_p): Declare as static.
2426 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
2428 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
2429 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
2430 (bfin_frame_pointer_required): Make as static, change return type
2432 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
2434 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
2435 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2436 (cris_frame_pointer_required): New function.
2438 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
2440 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
2441 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2442 (fr30_frame_pointer_required): New function.
2444 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
2445 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
2446 (frv_frame_pointer_required): Make as static, change return type
2448 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
2450 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
2451 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2452 (ix86_frame_pointer_required): Make as static, change return type to
2454 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
2456 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
2457 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2459 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
2461 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
2463 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
2465 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
2466 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2467 (mips_frame_pointer_required): Make as static.
2468 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
2470 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
2471 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2472 (mmix_frame_pointer_required): Mew function.
2474 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
2475 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2477 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
2479 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
2481 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
2483 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
2484 (CAN_ELIMINATE): Redefine.
2485 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2486 (sparc_frame_pointer_required): New function.
2487 (sparc_can_eliminate): New function.
2488 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
2490 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
2491 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
2493 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
2494 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
2495 (xtensa_frame_pointer_required): Make as static, change return type
2497 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
2500 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
2502 * doc/plugins.texi: Document PLUGIN_START_UNIT.
2503 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
2504 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
2505 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
2506 (register_callback): Handle PLUGIN_START_UNIT.
2507 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
2509 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
2511 * tree.c (process_call_operands): Propagate TREE_READONLY from the
2513 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
2514 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
2516 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
2518 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
2521 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
2523 * doc/extend.texi (Additional Floating Types): __float128 is also
2524 supported on i386 targets.
2526 2009-06-29 Richard Guenther <rguenther@suse.de>
2529 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
2531 (pt_solutions_same_restrict_base): Declare.
2532 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
2534 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
2535 (make_constraint_from, make_copy_constraint): Move earlier.
2536 (make_constraint_from_heapvar): New function.
2537 (make_constraint_from_restrict): Likewise.
2538 (handle_lhs_call): Use it.
2539 (find_func_aliases): Use it to track conversions to restrict
2541 (struct fieldoff): Add only_restrict_pointers flag.
2542 (push_fields_onto_fieldstack): Initialize it.
2543 (create_variable_info_for): Track global restrict qualified pointers.
2544 (intra_create_variable_infos): Use make_constraint_from_heapvar.
2545 Track restrict qualified pointer arguments.
2546 (set_uids_in_ptset): Use varinfo is_global_var flag.
2547 (find_what_var_points_to): Set the vars_contains_restrict flag.
2548 Always create the points-to solution for sets including restrict tags.
2549 (pt_solutions_same_restrict_base): New function.
2550 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
2551 qualified pointers use pt_solutions_same_restrict_base as
2552 additional source for disambiguation.
2554 2009-06-29 Richard Guenther <rguenther@suse.de>
2557 * alias.c (find_base_decl): Remove.
2558 (get_deref_alias_set_1): Remove restrict handling.
2559 * c-common.c (c_apply_type_quals_to_decl): Do not set
2560 DECL_POINTER_ALIAS_SET.
2561 * gimplify.c (find_single_pointer_decl_1): Remove.
2562 (find_single_pointer_decl): Likewise.
2563 (internal_get_tmp_var): Remove restrict handling.
2564 (gimple_regimplify_operands): Likewise.
2565 * omp-low.c (expand_omp_atomic_pipeline): Do not set
2566 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
2567 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
2568 * tree.c (restrict_base_for_decl): Remove.
2569 (init_ttree): Do not allocate it.
2570 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
2571 LABEL_DECL_UID for label decls.
2572 (copy_node_stat): Do not copy restrict information.
2573 (decl_restrict_base_lookup): Remove.
2574 (decl_restrict_base_insert): Likewise.
2575 (print_restrict_base_statistics): Likewise.
2576 (dump_tree_statistics): Do not call print_restrict_base_statistics.
2577 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
2578 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
2579 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
2580 (LABEL_DECL_UID): Adjust.
2581 (DECL_BASED_ON_RESTRICT_P): Remove.
2582 (DECL_GET_RESTRICT_BASE): Likewise.
2583 (SET_DECL_RESTRICT_BASE): Likewise.
2584 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
2586 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
2587 instead of DECL_POINTER_ALIAS_SET.
2588 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
2589 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
2590 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
2592 2009-06-29 Richard Guenther <rguenther@suse.de>
2594 PR tree-optimization/40579
2595 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
2596 the IL to simplify has constants that overflowed.
2598 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
2600 PR tree-optimization/40550
2601 * tree-vect-generic.c (expand_vector_operations_1): Compute in
2602 vector_compute_type only when the size of vector_compute_type is
2603 less than the size of type.
2605 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
2607 * fold-const.c (contains_label_1): Fix comments.
2608 (contains_label_p): Do not walk trees multiple time.
2610 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2612 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
2613 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
2614 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
2615 ix86_fp_comparison_operator.
2616 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
2617 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
2618 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
2619 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
2620 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
2621 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
2622 (related splits): Change predicate to ix86_fp_comparison_operator.
2623 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
2624 instead of ix86_fp_comparison_codes.
2625 (ix86_trivial_fp_comparison_operator,
2626 ix86_fp_comparison_operator): New.
2627 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
2628 (ix86_expand_compare): Eliminate last two parameters.
2629 (ix86_fp_jump_nontrivial_p): Kill.
2630 * config/i386/i386.c (put_condition_code): Eliminate call to
2631 ix86_fp_comparison_codes and subsequent assertion.
2632 (ix86_fp_comparison_codes): Eliminate.
2633 (ix86_fp_swap_condition): New.
2634 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
2635 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
2636 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
2637 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
2638 and ix86_fp_swap_condition.
2639 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
2640 Use ix86_fp_comparison_strategy.
2641 (ix86_expand_compare): Likewise. Eliminate last two arguments.
2642 (ix86_fp_jump_nontrivial_p): Eliminate.
2643 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
2644 call to ix86_expand_compare.
2645 (ix86_split_fp_branch, ix86_expand_setcc,
2646 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
2647 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
2649 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2651 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
2652 related to jump_clobbers.
2653 * config/arm/arm.md (conds): Remove jump_clob case.
2654 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
2655 splits): Change comparison_operator to arm_comparison_operator.
2656 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
2659 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2661 * dojump.c (do_compare_rtx_and_jump): Try swapping the
2662 condition for floating point modes.
2663 * expmed.c (emit_store_flag_1): Move here a bigger part
2665 (emit_store_flag): Try swapping the condition for floating point
2667 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
2669 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2671 * expr.c (expand_expr_real_1): Just use do_store_flag.
2672 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
2673 emit_store_flag_force.
2674 * expmed.c (emit_store_flag_force): Copy here trick
2675 previously in expand_expr_real_1. Try reversing the comparison.
2676 (emit_store_flag_1): Work if target is NULL.
2677 (emit_store_flag): Work if target is NULL, using the result mode
2678 from the comparison. Use split_comparison, restructure final part
2679 to simplify conditionals.
2681 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2683 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
2684 * dojump.c (do_jump): Change handling of floating-point
2685 ops to use just do_compare_and_jump.
2686 (split_comparison): New.
2687 (do_compare_rtx_and_jump): Add here logic coming previously
2688 in do_jump, using split_comparison.
2690 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
2693 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
2695 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2697 * tree-ssa-alias.c: Fix unintentional commit.
2699 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2701 * passes.c (execute_one_pass): Fix unintentional commit.
2703 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2705 * df-problems.c (df_set_seen, df_unset_seen): Delete.
2706 (df_rd_local_compute, df_md_local_compute): Inline them.
2708 (df_md_scratch): New.
2709 (df_md_alloc, df_md_free): Allocate/free it.
2710 (df_md_local_compute): Only include live registers in init.
2711 (df_md_transfer_function): Prune the in-set computed by
2712 the confluence function, and the gen-set too.
2714 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2716 PR rtl-optimization/26854
2717 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
2718 * df-problems.c (df_rd_add_problem): Fix comment.
2719 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
2720 df_md_simulate_artificial_defs_at_top,
2721 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
2722 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
2723 df_md_transfer_function, df_md_init, df_md_confluence_0,
2724 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
2725 problem_MD, df_md_add_problem): New.
2726 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
2727 df_md_get_bb_info): New.
2728 (DF_LAST_PROBLEM_PLUS1): Adjust.
2730 * Makefile.in (fwprop.o): Include domwalk.h.
2731 * fwprop.c: Include domwalk.h.
2732 (reg_defs, reg_defs_stack): New.
2733 (bitmap_only_bit_between): Remove.
2734 (process_defs): New.
2735 (process_uses): Use reg_defs and local_md instead of
2736 bitmap_only_bit_between and local_rd.
2737 (single_def_use_enter_block): New, from build_single_def_use_links.
2738 (single_def_use_leave_block): New.
2739 (build_single_def_use_links): Remove code moved to
2740 single_def_use_enter_block, invoke domwalk.
2741 (use_killed_between): Adjust comment.
2743 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2745 * bitmap.h (bitmap_ior_and_into): New.
2746 * bitmap.c (bitmap_ior_and_into): New.
2748 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2750 * domwalk.h (struct dom_walk_data): Remove all callbacks except
2751 before_dom_children_before_stmts and after_dom_children_after_stmts.
2752 Rename the two remaining callbacks to just before_dom_children and
2753 after_dom_children. Remove other GIMPLE statement walking bits.
2754 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
2755 * graphite.c: Do not include domwalk.h.
2756 * tree-into-ssa.c (interesting_blocks): New global.
2757 (struct mark_def_sites_global_data): Remove it and names_to_rename.
2758 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
2759 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
2760 now that they're not domwalk callbacks.
2761 (rewrite_initialize_block): Rename to...
2762 (rewrite_enter_block): ... this, place after called functions. Test
2763 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
2764 (rewrite_finalize_block): Rename to...
2765 (rewrite_leave_block): ... this, place after called functions.
2766 (rewrite_update_init_block): Rename to...
2767 (rewrite_update_enter_block): ... this, place after called functions.
2768 Test interesting_blocks, call rewrite_update_stmt and
2769 rewrite_update_phi_arguments.
2770 (rewrite_update_fini_block): Rename to...
2771 (rewrite_leave_block): ... this, place after called functions.
2772 (rewrite_blocks): Remove last argument, simplify initialization of
2774 (mark_def_sites_initialize_block): Rename to...
2775 (mark_def_sites_block): ... this, call mark_def_sites.
2776 (mark_def_sites_blocks): Remove argument, simplify initialization of
2778 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
2779 (update_ssa): Likewise.
2780 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
2782 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
2783 (dom_opt_initialize_block): Rename to...
2784 (dom_opt_enter_block): ... this, place after called functions. Walk
2785 statements here, inline propagate_to_outgoing_edges.
2786 (dom_opt_finalize_block): Rename to...
2787 (dom_opt_leave_block): ... this, place after called functions.
2788 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
2790 (dse_enter_block, dse_record_phi): New.
2791 (dse_record_phis): Delete.
2792 (dse_finalize_block): Rename to...
2793 (dse_leave_block): ... this.
2794 (tree_ssa_dse): Simplify initialization of walk_data.
2795 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
2796 Adjust initialization of walk_data.
2797 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
2798 * tree-ssa-loop-phiopt.c (get_non_trapping):
2799 Adjust initialization of walk_data.
2800 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
2801 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
2802 it's not a domwalk callback.
2803 (uncprop_initialize_block): Rename to...
2804 (dse_enter_block): ... this, call uncprop_into_successor_phis.
2805 (dse_finalize_block): Rename to...
2806 (dse_leave_block): ... this.
2807 (tree_ssa_uncprop): Simplify initialization of walk_data.
2808 * Makefile.in: Adjust dependencies.
2810 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
2812 * arm.md (casesi): Fix test for Thumb1.
2813 (thumb1_casesi_internal_pic): Likewise.
2814 (thumb1_casesi_dispatch): Likewise.
2816 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
2818 * config/arm/arm-cores.def: Added core cortex-m0.
2819 * config/arm/arm-tune.md: Regenerated.
2820 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
2822 2009-06-26 DJ Delorie <dj@redhat.com>
2824 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
2826 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
2827 the scheduler doesn't tag jump insns.
2829 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
2831 * c-decl.c (merge_decls): Re-indent.
2833 2009-06-26 Janis Johnson <janis187@us.ibm.com>
2836 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
2837 Special-case decimal float constants.
2839 2009-06-26 Richard Henderson <rth@redhat.com>
2841 * function.h (struct function): Add cannot_be_copied_reason,
2842 and cannot_be_copied_set.
2843 * tree-inline.c (has_label_address_in_static_1): Rename from
2844 inline_forbidden_p_2; don't set inline_forbidden_reason here.
2845 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
2846 don't set inline_forbidden_reason.
2847 (copy_forbidden): New function, split out of inline_forbidden_p.
2848 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
2849 (inline_forbidden_p): Use copy_forbidden.
2850 (tree_versionable_function_p): Likewise.
2851 (inlinable_function_p): Merge into tree_inlinable_function_p.
2852 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
2853 * ipa-cp.c (ipcp_versionable_function_p): New function.
2854 (ipcp_cloning_candidate_p): Use it.
2855 (ipcp_node_modifiable_p): Likewise.
2857 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
2859 * builtins.c (expand_builtin_alloca): Handle builtin alloca
2860 that is marked not to be inlined. Remove flag_mudflap use.
2861 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
2862 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
2864 2009-06-26 Steve Ellcey <sje@cup.hp.com>
2867 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
2868 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
2870 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
2872 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
2874 (__mingwthr_remove_key_dtor): Likewise.
2876 2009-06-26 Richard Guenther <rguenther@suse.de>
2878 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
2880 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
2883 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
2884 try the non-cond_exec path also.
2886 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2889 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
2890 (output_cbranch): Use new functions.
2891 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
2894 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
2895 Pat Haugen <pthaugen@us.ibm.com>
2896 Revital Eres <ERES@il.ibm.com>
2898 * config/rs6000/rs6000.c (print_operand): Correct lossage message
2899 for %c error. Add %x support to print VSX registers as a unified
2900 register set, instead of separate float and altivec registers.
2901 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
2902 %y case, and add support for VSX pre-modify addresses.
2903 (output_toc): Add assert for CONST containing an integer constant
2905 (rs6000_adjust_cost): Add POWER7 support.
2906 (insn_must_be_first_in_group): Ditto.
2907 (insn_must_be_last_in_group): Ditto.
2908 (rs6000_emit_popcount): Ditto.
2909 (rs6000_vector_mode_supported_p): Ditto.
2911 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
2912 Change some of the functions called by macros to being called
2913 through a pointer, so debug functions can be inserted if
2914 -mdebug=addr or -mdebug=cost.
2915 (rs6000_preferred_reload_class_ptr): Ditto.
2916 (rs6000_secondary_reload_class_ptr): Ditto.
2917 (rs6000_secondary_memory_needed_ptr): Ditto.
2918 (rs6000_cannot_change_mode_class_ptr): Ditto.
2919 (rs6000_secondary_reload_inner): Ditto.
2920 (rs6000_legitimize_reload_address): Ditto.
2921 (rs6000_legitimize_reload_address_ptr): Ditto.
2922 (rs6000_mode_dependent_address): Ditto.
2923 (rs6000_mode_dependent_address_ptr): Ditto.
2925 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
2926 function to return true if the mode allows reg + integer
2928 (virtual_stack_registers_memory_p): New function to return true if
2929 the address refers to a virtual stack register.
2930 (rs6000_legitimate_offset_address_p): Move code to say whether a
2931 mode supports reg+int addressing to reg_offset_addressing_ok_p and
2933 (rs6000_legitimate_address_p): Add checks for modes that only can
2934 do reg+reg addressing. Start adding VSX support.
2935 (rs6000_legitimize_reload_address): Ditto.
2936 (rs6000_legitimize_address): Ditto.
2937 (rs6000_debug_legitimate_address_p): New debug functions for
2938 -mdebug=addr and -mdebug=cost.
2939 (rs6000_debug_rtx_costs): Ditto.
2940 (rs6000_debug_address_costs): Ditto.
2941 (rs6000_debug_adjust_cost): Ditto.
2942 (rs6000_debug_legitimize_address): Ditto.
2943 (rs6000_legitimize_reload_address_ptr): Point to call normal
2944 function or debug function. Make functions called via pointer
2946 (rs6000_mode_dependent_address_ptr): Ditto.
2947 (rs6000_secondary_reload_class_ptr): Ditto.
2948 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
2949 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
2950 into a friendlier error.
2951 (rs6000_init_builtins): Add initial VSX support.
2952 (rs6000_adjust_cost): Fix some spacing issues.
2954 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
2955 (REG_CLASS_NAMES): Ditto.
2956 (REG_CLASS_CONTENTS): Ditto.
2957 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
2958 pointer, to add -mdebug=addr support.
2959 (CANNOT_CHANGE_MODE_CLASS): Ditto.
2960 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
2961 -mdebug=addr support.
2962 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
2963 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
2964 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
2966 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
2968 (bswapsi*): Set attribute types for load/store. Add combiner
2969 patterns to eliminate zero extend on 64-bit.
2970 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
2971 stdbrx if the hardware supports those instructions.
2973 2009-06-25 Ian Lance Taylor <iant@google.com>
2975 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
2976 (Link Options): Document -static-libstdc++.
2978 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2981 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
2982 DATA_ALIGNMENT instead.
2984 2009-06-25 Richard Guenther <rguenther@suse.de>
2986 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
2987 indirect references against the callused/escaped solutions.
2988 (call_may_clobber_ref_p_1): Likewise.
2990 2009-06-25 Martin Jambor <mjambor@suse.cz>
2992 PR tree-optimization/40493
2993 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
2994 (enum unscalarized_data_handling): New type.
2995 (handle_unscalarized_data_in_subtree): Return what has been done.
2996 (load_assign_lhs_subreplacements): Handle left flushes differently.
2997 (sra_modify_assign): Use unscalarized_data_handling, simplified
2998 condition determining whether to remove the statement.
3000 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
3002 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
3003 excerpt - @ should be doubled for texinfo.
3005 2009-06-24 Ian Lance Taylor <iant@google.com>
3007 * config/arc/arc.c: Include "df.h".
3008 (arc_attribute_table): Make static. Move higher in file.
3009 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
3010 (output_shift): Initialize n later to avoid warning.
3011 * config/arm/arm.c (arm_attribute_table): Make static. Move
3013 * config/avr/avr.c (avr_attribute_table): Make static. Move
3015 (reg_class_tab): Change array type from int to enum reg_class.
3016 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
3018 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
3019 (lshrhi3_out): Likewise.
3020 (class_likely_spilled_p): Change return type to bool.
3021 (avr_rtx_costs): Use local code variable with enum type.
3022 * config/avr/avr.md (movmemhi): Use add_reg_note.
3023 (andhi3, andsi3): Don't use AS2 with "and".
3024 (iorhi3, iorsi3): Don't use AS2 with "or".
3025 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
3026 * config/crx/crx.c: Include "df.h".
3027 (crx_attribute_table): Make static.
3028 * config/m32r/m32r.c: Include "df.h".
3029 (m32r_attribute_table): Make static. Move higher in file.
3030 (pop): Use add_reg_note.
3031 (block_move_call): Change 0 to LCT_NORMAL in function call.
3032 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
3033 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
3034 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
3035 declare, not just when TREE_CODE is defined.
3036 * config/m68hc11/m68hc11.c: Include "expr.h".
3037 (m68hc11_attribute_table): Make static. Move higher in file.
3038 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
3040 (m68hc11_register_indirect_p): Likewise.
3041 (m68hc11_function_arg_padding): Change return type to enum
3043 (emit_move_after_reload): Use add_reg_note.
3044 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
3045 (m68hc11_split_logical): Likewise.
3046 (m68hc11_rtx_costs): Add local code_and outer_code variables with
3048 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
3049 to VOIDmode in function call.
3050 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
3052 (m68hc11_split_logical): Update declaration.
3053 (m68hc11_function_arg_padding): Update declaration.
3054 * config/mcore/mcore.c (regno_reg_class): Change form array of int
3055 to array of enum reg_class.
3056 (mcore_attribute_table): Make static. Move higher in file.
3057 (mcore_rtx_costs): Add cast to enum type.
3058 * config/mcore/mcore.h (regno_reg_class): Update declaration.
3059 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
3060 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
3062 * config/sh/predicates.md (trapping_target_operand): Rename and to
3064 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
3066 * config/spu/spu.c (spu_attribute_table): Make static. Move
3068 * config/v850/v850.c (v850_attribute_table): Make static. Move
3070 (v850_rtx_costs): Use local code with enum type.
3071 (expand_epilogue): Add cast.
3072 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
3074 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
3077 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
3078 -m2a-single-only and -m2a-nofpu.
3079 * config/sh/sh.opt: Document m2a generates FPU code.
3081 2009-06-24 Anatoly Sokolov <aesok@post.ru>
3083 * defaults.h (CAN_ELIMINATE): Provide default.
3084 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
3085 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
3086 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
3087 * config/spu/spu.h (CAN_ELIMINATE): Delete.
3088 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
3089 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
3090 * config/cris/cris.h (CAN_ELIMINATE): Delete.
3091 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
3092 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
3093 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
3095 2009-06-24 DJ Delorie <dj@redhat.com>
3097 * mep-ext-cop.cpu: Fix copyright notice.
3098 * mep-default: Fix copyright notice.
3099 * mep-core: Fix copyright notice.
3100 * mep: Fix copyright notice.
3101 * mep-ivc2: Fix copyright notice.
3102 * mep-c5: Fix copyright notice.
3104 2009-06-24 Denis Chertykov <chertykov@gmail.com>
3106 * doc/contrib.texi (Contributors):
3108 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
3111 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
3112 src and dst operands if necessary.
3114 2009-06-23 DJ Delorie <dj@redhat.com>
3117 * config.gcc: Add mep support.
3118 * recog.c: Resurrect validate_replace_rtx_subexp().
3119 * recog.h: Likewise.
3120 * config/mep/: Add new port:
3121 * config/mep/constraints.md: New file.
3122 * config/mep/default.h: New file.
3123 * config/mep/intrinsics.h: New file.
3124 * config/mep/intrinsics.md: New file.
3125 * config/mep/ivc2-template.h: New file.
3126 * config/mep/mep-c5.cpu: New file.
3127 * config/mep/mep-core.cpu: New file.
3128 * config/mep/mep-default.cpu: New file.
3129 * config/mep/mep-ext-cop.cpu: New file.
3130 * config/mep/mep-intrin.h: New file.
3131 * config/mep/mep-ivc2.cpu: New file.
3132 * config/mep/mep-lib1.asm: New file.
3133 * config/mep/mep-lib2.c: New file.
3134 * config/mep/mep-pragma.c: New file.
3135 * config/mep/mep-protos.h: New file.
3136 * config/mep/mep-tramp.c: New file.
3137 * config/mep/mep.c: New file.
3138 * config/mep/mep.cpu: New file.
3139 * config/mep/mep.h: New file.
3140 * config/mep/mep.md: New file.
3141 * config/mep/mep.opt: New file.
3142 * config/mep/predicates.md: New file.
3143 * config/mep/t-mep: New file.
3145 2009-06-23 Ian Lance Taylor <iant@google.com>
3147 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
3148 from loose_warn into c_loose_warn and from strict_warn into
3149 c_strict_warn. Set and substitute warn_cxxflags. Check for
3150 --enable-build-with-cxx. Set and substitute
3151 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
3152 * Makefile.in (CXXFLAGS): New variable.
3153 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
3154 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
3155 the default is the same as $(STRICT_WARN).
3156 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
3157 (CXX): New variable.
3158 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
3159 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
3160 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
3161 (HOST_LIBS): New variable.
3162 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
3163 (ALL_CXXFLAGS): New variable.
3164 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
3165 * doc/install.texi (Configuration): Document
3166 --enable-build-with-cxx, --with-stage1-ldflags,
3167 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
3168 * configure: Rebuild.
3170 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3172 * config/arm/arm.c (arm_override_options): Fix braces and formatting
3173 from previous commit.
3175 2009-06-23 Ian Lance Taylor <iant@google.com>
3177 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
3179 2009-06-23 Ian Lance Taylor <iant@google.com>
3181 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
3182 with ATTRIBUTE_UNUSED.
3184 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3185 Pat Haugen <pthaugen@us.ibm.com>
3186 Revital Eres <eres@il.ibm.com>
3188 * config.in (HAVE_AS_POPCNTD): Add default definition.
3189 (HAVE_AS_LWSYNC): Ditto.
3191 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
3193 (gcc_cv_as_powerpc_cmpb): Ditto.
3194 (gcc_cv_as_powerpc_dfp): Ditto.
3195 (gcc_cv_as_powerpc_vsx): Ditto.
3196 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
3197 supporting the popcntd/lwsync instructions.
3198 (gcc_cv_as_powerpc_lwsync): Ditto.
3199 * configure: Regenerate.
3201 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
3202 -mcpu=native and -mcpu=power7.
3203 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
3205 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
3206 a variable instead of a mask to reduce the number of mask bits.
3207 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
3208 (-mbit-word): Ditto.
3209 (-mregnames): Ditto.
3210 * config/rs6000/rs6000.opt (-mupdate): Ditto.
3211 (-mfused-madd): Ditto.
3213 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
3215 (-mvsx): New switch for VSX instructions.
3216 (-misel): Move from a variable to a mask to allow it to be set by
3219 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
3220 function declaration to an array declaration.
3221 (rs6000_hard_regno_nregs): New external array declaration.
3223 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
3224 files included by rs6000.md.
3226 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
3227 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
3229 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
3231 (rs6000_debug_reg): New -mdebug= variables.
3232 (rs6000_debug_addr): Ditto.
3233 (rs6000_debug_cost): Ditto.
3234 (rs6000_pmode): New variable to hold Pmode.
3235 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
3236 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
3237 calculated at compiler start.
3238 (rs6000_hard_regno_nregs): Change function to an array which holds
3239 HARD_REGNO_NREGS calculated at compiler start.
3240 (rs6000_explicit_options): Delete isel field.
3241 (rs6000_vector_unit): New array to hold which vector unit
3242 supports arithmetic options for a given type.
3243 (rs6000_vector_mem): New array to hold which vector unit supports
3244 memory reference operations for a given type.
3245 (rs6000_vector_align): New array to given the alignment of each
3247 (power7_cost): New basic costs for power7.
3248 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
3249 (rs6000_hard_regno_nregs_internal): New function, moved from
3250 HARD_REGNO_NREGS, to calculate the number of registers each hard
3251 register takes for each type.
3252 (rs6000_debug_reg_print): New function for -mdebug=reg support.
3253 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
3254 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
3255 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
3256 unit information here so it is calculated once at compiler startup
3258 (rs6000_override_options): Make -misel a target mask. Add more
3259 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
3260 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
3262 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
3263 (rs6000_handle_option): Move -misel from variable to target mask.
3264 (rs6000_builtin_mask_for_load): Add VSX support.
3265 (rs6000_conditional_register_usage): Ditto.
3266 (USE_ALTIVEC_FOR_ARG_P): Ditto.
3267 (function_arg_boundary): Ditto.
3268 (rs6000_expand_builtin): Ditto.
3269 (def_builtin): Make abort message a little friendlier.
3270 (rs6000_emit_int_cmove): Add support for 64-bit isel.
3272 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
3273 assembler support the popcntd instruction instead of a vsx
3274 instruction to enable power7 support.
3275 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
3276 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
3277 option to the assembler if -mcpu=native.
3278 (ASM_CPU_NATIVE_SPEC): Ditto.
3279 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
3281 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
3282 the lwsync instruction.
3283 (enum processor_type): Add PROCESSOR_POWER7.
3284 (rs6000_debug_reg): New -mdebug= options.
3285 (rs6000_debug_addr): Ditto.
3286 (rs6000_debug_cost): Ditto.
3287 (rs6000_isel): Delete.
3288 (enum rs6000_vector): New enum to say what vector unit we have.
3289 (VECTOR_UNIT_*): New macros to say which vector unit has
3290 arithmetic operations for a given type.
3291 (VECTOR_MEM_*): New macros to say which vector unit has memory
3292 operations for a given type.
3293 (TARGET_LDBRX): Whether the machine supports the ldbrx
3295 (TARGET_ISEL): Delete, -misel moved to be a mask.
3296 (TARGET_ISEL64): New macro for 64-bit isel support.
3297 (UNITS_PER_VSX_WORD): New macro.
3298 (POINTER_SIZE): Move to be an external variable, rather than
3299 calculating whether we are generating 32 ot 64-bit code.
3301 (STACK_BOUNDARY): Add VSX support.
3302 (LOCAL_ALIGNMENT): Ditto.
3303 (SLOW_UNALIGNED_ACCESS): Ditto.
3304 (VSX_REGNO_P): New macro for VSX support.
3305 (VFLOAT_REGNO_P): Ditto.
3306 (VINT_REGNO_P): Ditto.
3307 (VLOGICAL_REGNO_P): Ditto.
3308 (VSX_VECTOR_MODE): Ditto.
3309 (VSX_SCALAR_MODE): Ditto.
3311 (VSX_MOVE_MODE): Ditto.
3312 (VSX_REG_CLASS_P): Ditto.
3313 (HARD_REGNO_NREGS): Instead of calling a function, use an array
3315 (UNITS_PER_SIMD_WORD): Add VSX support.
3316 (MODES_TIEABLE_P): Ditto.
3317 (STARTING_FRAME_OFFSET): Ditto.
3318 (STACK_DYNAMIC_OFFSET): Ditto.
3319 (EPILOGUE_USES): Ditto.
3320 (REGNO_REG_CLASS): Move to array lookup.
3321 (CLASS_MAX_NREGS): Ditto.
3322 (rs6000_vector_reg_class): Add declaration.
3323 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
3324 overlap with the floating point and Altivec registers.
3326 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
3328 * config/rs6000/driver-rs6000.c (asm_names): New static array to
3329 give the appropriate asm switches if -mcpu=native.
3330 (host_detect_local_cpu): Add support for "asm".
3331 (host_detect_local_cpu): Follow GNU code guidelines for name.
3333 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
3334 -mbit-word to a variable instead of being a target mask.
3336 * config/rs6000/sync.md (lwsync): If the assembler supports it,
3337 emit the lwsync instruction instead of emitting the instruction as
3338 an integer constant.
3340 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
3341 fixuns_trundfsi2, move expander into rs6000.md.
3343 * config/rs6000/rs6000.md (cpu): Add power7.
3344 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
3345 (logical predicate patterns): Change the single instruction
3346 primitives that set CR0 to be fast_compare instead of compare.
3348 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
3349 (popcntddi2): Ditto.
3350 (popcount<mode>): Ditto.
3351 (floating multiply/add insns): Name the floating point
3353 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
3354 (isel_unsigned_<mode>): Ditto.
3355 (fixuns_trundfsi2): Move expander here from spe.md.
3356 (smindi3): Define if we have -misel on 64-bit systems.
3361 2009-06-23 Anatoly Sokolov <aesok@post.ru>
3363 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
3365 * config/avr/avr.c (avr_current_device): New variable.
3366 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
3367 (avr_arch, mcu_type_s): Move to avr.h.
3368 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
3369 default_data_section_start fields.
3370 (avr_arch): Moved from avr.c.
3371 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
3372 library_name fields.
3373 (avr_current_device, avr_mcu_types, avr_arch_types,
3374 avr_device_to_arch, avr_device_to_data_start,
3375 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
3376 (EXTRA_SPEC_FUNCTIONS): Define.
3377 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
3378 options mapping. Use device_to_arch and device_to_data_start insted.
3379 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
3380 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
3381 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
3382 * config/avr/driver-avr.c: New file.
3383 * config/avr/avr-devices.c: New file.
3385 2009-06-23 Jakub Jelinek <jakub@redhat.com>
3387 * var-tracking.c (unshare_variable): Force initialized to
3388 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
3389 (set_variable_part): Likewise.
3390 (struct variable_union_info): Remove pos_src field.
3391 (vui_vec, vui_allocated): New variables.
3392 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
3393 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
3394 == 1 use a simpler sorting algorithm. Compute pos field right
3395 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
3396 Avoid quadratic comparison if !flag_var_tracking_uninit.
3397 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
3398 unshare_variable unconditionally.
3399 (dataflow_set_different_2): Removed.
3400 (dataflow_set_different): Don't traverse second hash table.
3401 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
3402 unconditionally to var_reg_set or var_mem_set.
3403 (emit_notes_in_bb): Likewise.
3404 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
3406 (emit_note_insn_var_location): Don't set initialized to
3407 VAR_INIT_STATUS_INITIALIZED early.
3408 (vt_finalize): Free vui_vec if needed, clear vui_vec and
3410 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
3412 * tree-object-size.c (addr_object_size): Instead of checking
3413 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
3414 are no FIELD_DECLs following it.
3416 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
3418 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
3419 order to match bswaps with signed source operands.
3421 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3423 * sdbout.c (sdbout_one_type): Fix braces in switch.
3425 2009-06-23 Richard Guenther <rguenther@suse.de>
3427 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
3429 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
3430 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
3431 var_callused, callused_tree, var_storedanything, storedanything_tree,
3432 var_integer, integer_tree): Remove global variables.
3433 (new_var_info): Do not pass new id, append the new var to the
3434 global variable vector.
3435 (do_ds_constraint): Use is_global_var member of the variable-info.
3436 (new_scalar_tmp_constraint_exp): Adjust.
3437 (create_function_info_for): Likewise.
3438 (create_variable_info_for): Likewise.
3439 (find_what_var_points_to): Remove dead code.
3440 (init_base_vars): Simplify.
3441 (compute_points_to_sets): Adjust.
3443 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
3445 * combine.c (try_combine): Dump information about the insns we're
3448 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
3450 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
3451 check when calling force_to_mode on TRUNCATE's operand.
3453 2009-06-22 Ian Lance Taylor <iant@google.com>
3455 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
3457 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
3459 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
3461 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3463 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
3464 override library linkage flags such as -static-libgcc or
3467 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
3469 * config/m68k/m68k-devices.def: Add line for MCF5221x.
3471 2009-06-22 Ian Lance Taylor <iant@google.com>
3473 * config/linux.opt: Put mglibc ahead of muclibc.
3475 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
3476 for duplicate decls.
3478 2009-06-22 Matthias Klose <doko@ubuntu.com>
3480 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
3482 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
3485 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
3486 instead of NULL if a parser error occurs.
3488 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3490 * dwarf2out.c (dwarf2_debug_hooks): Initialize
3491 non-DWARF2_DEBUGGING_INFO version.
3493 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
3495 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
3496 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
3498 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
3499 (LIBGCC2_TF_CEXT): Define.
3502 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3505 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
3507 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3509 * config/arm/arm.c (arm_override_options): Disable
3510 -mcaller-super-interworking and -mcallee-super-interworking.
3511 * doc/invoke.texi (ARM Options): Document this.
3513 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
3515 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
3516 * config/arm/constraints.md (j): New constraint for movw operands.
3517 (N): Remove thumb2 meaning.
3518 * config/arm/arm.md (*arm_movw): Delete.
3519 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
3520 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
3521 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
3523 2009-06-22 Martin Jambor <mjambor@suse.cz>
3525 PR tree-optimization/40492
3526 * tree-sra.c (sra_modify_assign): Pass zero offsets to
3527 build_ref_for_offset.
3529 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
3531 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
3532 JUMP_TABLE_DATA_P predicates where applicable.
3533 * auto-inc-dec.c: Ditto.
3534 * builtins.c: Ditto.
3535 * caller-save.c: Ditto.
3537 * cfgcleanup.c: Ditto.
3538 * cfglayout.c: Ditto.
3541 * combine-stack-adj.c: Ditto.
3547 * dwarf2asm.c: Ditto.
3548 * dwarf2out.c: Ditto.
3549 * emit-rtl.c: Ditto.
3555 * function.c: Ditto.
3558 * genpreds.c: Ditto.
3559 * genrecog.c: Ditto.
3561 * ira-costs.c: Ditto.
3562 * ira-lives.c: Ditto.
3565 * lower-subreg.c: Ditto.
3566 * modulo-sched.c: Ditto.
3568 * postreload.c: Ditto.
3569 * print-rtl.c: Ditto.
3578 * sched-vis.c: Ditto.
3580 * sel-sched-ir.c: Ditto.
3581 * simplify-rtx.c: Ditto.
3582 * targhooks.c: Ditto.
3583 * var-tracking.c: Ditto.
3584 * vmsdbgout.c: Ditto.
3586 2009-06-22 Matthias Klose <doko@ubuntu.com>
3588 * Makefile.in (install-plugin): Always use DESTDIR.
3590 2009-06-22 Olivier Hainque <hainque@adacore.com>
3592 * config/pa/pa.c (output_call): Don't optimize post call jumps
3593 into return address adjustments if the call may throw.
3595 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
3597 * arm.c (thumb1_output_casesi): New function.
3598 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
3599 optimizing for size or PIC.
3600 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
3601 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
3602 (casesi): Handle Thumb-1 when optimizing for size or PIC.
3603 (thumb1_casesi_internal_pic): New expand rule.
3604 (thumb1_casesi_dispatch): New pattern.
3605 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
3607 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
3608 in the text seciton when PIC or optimizing for size.
3609 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
3610 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
3611 preservation properties of code.
3612 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
3613 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
3614 (__gnu_thumb1_case_si): New function.
3615 * t-arm (LIB1ASMSRC): Define here.
3616 (LIB1ASMFUNCS): Add some common functions.
3617 * t-arm-elf (LIB1ASMSRC): Delete.
3618 (LIB1ASMFUNCS): Append to existing set.
3619 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3620 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3621 * t-symbian (LIB1ASMFUNCS): Likewise.
3622 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3623 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3625 2009-06-21 Richard Guenther <rguenther@suse.de>
3627 PR tree-optimization/38729
3628 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
3629 to loops with a single exit if -fno-expensive-optimizations.
3631 2009-06-21 Jakub Jelinek <jakub@redhat.com>
3633 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
3634 (dataflow_set): Change vars type from htab_t to shared_hash.
3635 (shared_hash_pool, empty_shared_hash): New variables.
3636 (vars_clear): Removed.
3637 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
3638 shared_hash_find_slot_unshare, shared_hash_find_slot,
3639 shared_hash_find_slot_noinsert, shared_hash_find): New
3641 (shared_hash_unshare, shared_hash_destroy): New functions.
3642 (unshare_variable): Unshare set->vars if shared, use
3644 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
3645 (get_init_value, find_src_set_src, dump_dataflow_set,
3646 clobber_variable_part, emit_notes_for_differences): Use
3648 (dataflow_set_init): Remove second argument, set vars to
3649 empty_shared_hash instead of creating a new htab.
3650 (dataflow_set_clear): Call shared_hash_destroy and set vars
3651 to empty_shared_hash instead of calling vars_clear.
3652 (dataflow_set_copy): Don't call vars_copy, instead just share
3653 the src htab with dst.
3654 (variable_union): Use shared_hash_*, use initially NO_INSERT
3655 lookup if set->vars is shared. Don't keep slot cleared before
3656 calling unshare_variable. Unshare set->vars if needed.
3657 Even ->refcount == 1 vars must be unshared if set->vars is shared
3658 and var needs to be modified.
3659 (variable_canonicalize): New function.
3660 (dataflow_set_union): If dst->vars is empty, just share src->vars
3661 with dst->vars and traverse with variable_canonicalize to canonicalize
3662 and unshare what is needed.
3663 (dataflow_set_different): If old_set and new_set use the same shared
3664 htab, they aren't different. If number of htab elements is different,
3665 htabs are different. Use shared_hash_*.
3666 (dataflow_set_destroy): Call shared_hash_destroy instead of
3668 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
3669 second argument to dataflow_set_init.
3670 (vt_initialize): Likewise. Initialize shared_hash_pool and
3671 empty_shared_hash, move bb in/out initialization afterwards.
3672 Use variable_htab_free instead of NULL as changed_variables del hook.
3673 (variable_was_changed): Change type of second argument to pointer to
3674 dataflow_set. When inserting var into changed_variables, bump
3675 refcount. Unshare set->vars if set is shared htab and slot needs to
3677 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
3678 lookup if set->vars is shared. Unshare set->vars if needed.
3679 Even ->refcount == 1 vars must be unshared if set->vars is shared
3680 and var needs to be modified. Adjust variable_was_changed caller.
3681 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
3682 vars must be unshared if set->vars is shared and var needs to be
3683 modified. Adjust variable_was_changed caller.
3684 (emit_note_insn_var_location): Don't pool_free var.
3685 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
3687 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
3688 free_alloc_pool on shared_hash_pool.
3690 2009-06-20 Anthony Green <green@moxielogic.com>
3692 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
3693 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
3695 2009-06-20 Richard Guenther <rguenther@suse.de>
3697 * tree-ssa-structalias.c (find_func_aliases): For memset use
3698 a constraint from NULL if we memset to zero.
3699 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
3700 we explicitly handle that do not read from memory.
3701 (call_may_clobber_ref_p_1): Properly handle builtins that may
3704 2009-06-20 Richard Guenther <rguenther@suse.de>
3706 PR tree-optimization/40495
3707 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
3708 (new_scalar_tmp_constraint_exp): New function.
3709 (process_constraint): Do not create temporary decls.
3710 (process_all_all_constraints): Likewise.
3711 (handle_const_call): Likewise.
3712 (create_function_info_for): Do not set decl.
3714 2009-06-19 Ian Lance Taylor <iant@google.com>
3716 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
3717 (rs6000_attribute_table): Make static; move before use.
3719 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
3721 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
3722 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
3723 Propagate the TREE_READONLY flag without overwriting it.
3724 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
3725 Propagate the TREE_READONLY flag onto the result.
3726 (process_call_operands): Move around. Use correct constant value.
3728 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3731 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
3732 * config/arm/arm.md: Likewise.
3734 2009-06-19 Ian Lance Taylor <iant@google.com>
3736 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
3737 to GIMPLE_ERROR_MARK.
3739 * c-typeck.c (build_conditional_expr): Add op1_original_type and
3740 op2_original_type parameters. Warn about using different enum types.
3741 * c-parser.c (c_parser_conditional_expression): Pass original
3742 types to build_conditional_expr.
3743 * c-tree.h (build_conditional_expr): Update declaration.
3745 2009-06-19 Ian Lance Taylor <iant@google.com>
3747 * config/i386/i386.c (ix86_function_specific_save): Test that
3748 fields match values, rather than testing the values are in a
3751 2009-06-19 Richard Guenther <rguenther@suse.de>
3753 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
3755 (ptr_derefs_may_alias_p): Likewise.
3756 (ptr_deref_may_alias_ref_p_1): New function.
3757 (ptr_deref_may_alias_ref_p): Likewise.
3758 (ref_maybe_used_by_call_p_1): Handle builtins that are not
3759 covered by looking at the ESCAPED solution.
3760 (call_may_clobber_ref_p_1): Likewise.
3761 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
3762 Handle NULL_TREE offset. Do not produce redundant constraints.
3763 (process_all_all_constraints): New helper function.
3764 (do_structure_copy): Use it.
3765 (handle_lhs_call): Likewise.
3766 (find_func_aliases): Handle some builtins with pointer arguments
3767 and/or return values explicitly.
3769 2009-06-19 Ian Lance Taylor <iant@google.com>
3771 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
3773 2009-06-19 Ian Lance Taylor <iant@google.com>
3775 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
3777 2009-06-19 Ian Lance Taylor <iant@google.com>
3779 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
3780 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
3783 * c-decl.c (finish_decl): If -Wc++-compat, warn about
3784 uninitialized const.
3786 2009-06-19 Ian Lance Taylor <iant@google.com>
3788 * dse.c (struct store_info): Rename bitmap field to bmap. Change
3791 * c-decl.c (in_struct, struct_types): Remove.
3792 (struct c_binding): Add in_struct field.
3793 (c_binding_ptr): Define type, along with VEC.
3794 (struct c_struct_parse_info): Define.
3795 (struct_parse_info): New static variable.
3796 (bind): Initialize in_struct field.
3797 (start_struct): Remove enclosing_in_struct and
3798 enclosing_struct_types parameters. Add
3799 enclosing_struct_parse_info parameter. Change all callers. Set
3800 struct_parse_info rather than in_struct and struct_types.
3801 (grokfield): If -Wc++-compat and there is a symbol binding for the
3802 field name, set the in_struct flag and push it on the
3803 struct_parse_info->fields vector.
3804 (warn_cxx_compat_finish_struct): New static function.
3805 (finish_struct): Remove enclosing_in_struct and
3806 enclosing_struct_types parameters. Add
3807 enclosing_struct_parse_info parameter. Change all callers. Don't
3808 set C_TYPE_DEFINED_IN_STRUCT here. Call
3809 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
3810 parameter. Only push on struct_types if warn_cxx_compat.
3811 (finish_enum): Only push on struct_types if warn_cxx_compat.
3812 (declspecs_add_type): Add loc parameter. Change all callers.
3813 Change all error calls to error_at. Pass loc, not input_location,
3814 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
3815 defined in a struct. If -Wc++-compat and parsing a struct, record
3816 that a typedef name was used.
3817 * c-parser.c (c_parser_declspecs): Get location to pass to
3819 (c_parser_struct_or_union_specifier): Update calls to start_struct
3821 * c-tree.h (struct c_struct_parse_info): Declare.
3822 (finish_struct, start_struct): Update declarations.
3823 (declspecs_add_type): Update declaration.
3825 2009-06-19 Ian Lance Taylor <iant@google.com>
3827 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
3828 variable with an anonymous type.
3830 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
3832 * see.c: Remove for real.
3834 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
3836 * optabs.h (enum optab_index): Add new OTI_significand.
3837 (significand_optab): Define corresponding macro.
3838 * optabs.c (init_optabs): Initialize significand_optab.
3839 * genopinit.c (optabs): Implement significand_optab using
3840 significand?f2 patterns.
3841 * builtins.c (expand_builtin_mathfn): Handle
3842 BUILT_IN_SIGNIFICAND{,F,L}.
3843 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
3844 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
3846 * config/i386/i386.md (significandxf2, significand<mode>2): New
3847 expanders to implement significandf, significand and significandl
3848 built-ins as inline x87 intrinsics.
3850 2009-06-18 Anatoly Sokolov <aesok@post.ru>
3852 * config/avr/avr.c (avr_override_options): Remove setting value of
3853 PARAM_INLINE_CALL_COST.
3855 2009-06-18 Richard Henderson <rth@redhat.com>
3858 * tree-pass.h (TDF_ASMNAME): New.
3859 * tree-dump.c (dump_options): Add asmname.
3860 * doc/invoke.texi: Document it.
3862 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
3863 (dump_decl_name): ...here.
3864 (dump_function_name): New flags arg; mind TDF_ASMNAME.
3865 (dump_generic_node): Update dump_function_name calls.
3866 (print_call_name): New flags arg; update all dump calls.
3867 * diagnostic.h (print_call_name): Update.
3868 * gimple-pretty-print.c (dump_gimple_call): Update.
3870 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
3873 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
3875 2009-06-18 Diego Novillo <dnovillo@google.com>
3877 * doc/plugins.texi: Document plugin_is_GPL_compatible.
3878 * plugin.c (str_license): Declare.
3879 (try_init_one_plugin): Assert that the symbol
3880 'plugin_is_GPL_compatible' exists.
3882 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
3885 * Makefile.in (OBJS-common): Remove see.o.
3887 * common.opt (fsee): Mark as preserved for backward compatibility.
3888 * opts.c (common_handle_option): Add OPT_fsee to the backward
3889 compatibility section.
3890 * passes.c (init_optimization_passes, pass_see): Remove pass.
3891 * timevar.def (TV_SEE): Remove.
3892 * tree-pass.h (pass_see): Remove declaration.
3893 * doc/invoke.texi (-fsee): Remove documentation.
3895 2009-06-18 Martin Jambor <mjambor@suse.cz>
3897 * tree-sra.c: Include statistics.h
3898 (sra_stats): New variable.
3899 (sra_initialize): Clear sra_stats.
3900 (create_access_replacement): Increment sra_stats.replacements.
3901 (get_access_replacement): Do not return twice.
3902 (analyze_all_variable_accesses): Increment statistics counter by the
3903 number of scalarized aggregates.
3904 (generate_subtree_copies): Increment sra_stats.subtree_copies.
3905 (sra_modify_expr): Increment sra_stats.exprs.
3906 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
3907 (sra_modify_assign): Increment sra_stats.exprs,
3908 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
3909 (perform_intra_sra): Update statistics counters.
3910 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
3912 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
3914 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
3915 (arm_scalar_mode_supported_p): New function.
3917 2009-06-18 Paul Brook <paul@codesourcery.com>
3918 Sandra Loosemore <sandra@codesourcery.com>
3920 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
3921 (__extendhfsf2, __truncsfhf2): Define.
3922 * config/arm/fp16.c: New file.
3923 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
3924 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
3926 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
3928 * doc/extend.texi (Half-Precision): New section.
3929 * doc/invoke.texi (Option Summary): List -mfp16-format.
3930 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
3931 * config/arm/arm.opt (mfp16-format=): New.
3932 * config/arm/arm.c: Include intl.h.
3933 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
3934 (TARGET_INVALID_RETURN_TYPE): Redefine.
3935 (TARGET_PROMOTED_TYPE): Redefine.
3936 (TARGET_CONVERT_TO_TYPE): Redefine.
3937 (arm_fp16_format): Define.
3938 (all_fpus): Add entry for neon-fp16.
3939 (fp_model_for_fpu): Likewise.
3940 (struct fp16_format): Declare.
3941 (all_fp16_formats): Define.
3942 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
3944 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
3946 (arm_legitimate_index_p): Treat HFmode like HImode.
3947 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
3948 (coproc_secondary_reload_class): Special-case HFmode.
3949 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
3950 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
3951 (arm_init_fp16_builtins): New.
3952 (arm_init_builtins): Call it.
3953 (arm_invalid_parameter_type): New.
3954 (arm_invalid_return_type): New.
3955 (arm_promoted_type): New.
3956 (arm_convert_to_type).
3957 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
3959 (arm_emit_fp16_const): New function.
3960 (arm_mangle_type): Mangle __fp16 as "Dh".
3961 * config/arm/arm.h (TARGET_VFPD32): Make it know about
3963 (TARGET_NEON_FP16): New.
3964 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
3965 (enum fputype): Add FPUTYPE_NEON_FP16.
3966 (enum arm_fp16_format_type): Declare.
3967 (arm_fp16_format): Declare.
3968 (LARGEST_EXPONENT_IS_NORMAL): Define.
3969 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
3970 * config/arm/arm-modes.def (HFmode): Define.
3971 * config/arm/vfp.md: (*movhf_vfp): New.
3974 * config/arm/arm.md: (fpu): Add neon_fp16.
3975 (floatsihf2, floatdihf2): New.
3976 (fix_trunchfsi2, fix_trunchfdi2): New.
3980 (*arm32_movhf): New.
3981 (*thumb1_movhf): New.
3982 (consttable_2): Add check for HFmode constants.
3983 (consttable_4): Handle HFmode constants.
3985 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
3987 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
3989 2009-06-17 Olivier Hainque <hainque@adacore.com>
3991 * collect2.c (main): Use CONST_CAST2 to perform char ** to
3992 const char ** conversion in AIX specific section.
3994 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
3996 * config/i386/i386.c (ix86_special_builtin_type): Remove
3997 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
3998 (bdesc_special_args): Updated.
3999 (ix86_init_mmx_sse_builtins): Likewise.
4000 (ix86_expand_special_args_builtin): Likewise.
4002 2009-06-17 Richard Henderson <rth@redhat.com>
4004 * tree-pretty-print.c (maybe_dump_asm_name): New.
4005 (dump_decl_name): Use it.
4006 (PRINT_FUNCTION_NAME): Merge into...
4007 (dump_function_name): ... here. Use maybe_dump_asm_name.
4009 2009-06-17 Cary Coutant <ccoutant@google.com>
4011 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
4013 * debug.c (struct gcc_debug_hooks): Change placeholder for
4015 (debug_nothing_int_charstar_int): Replaced by...
4016 (debug_nothing_int_charstar_int_bool): ...this.
4017 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
4018 source_line prototype.
4019 (debug_nothing_int_charstar_int): Replaced by...
4020 (debug_nothing_int_charstar_int_bool): ...this.
4021 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
4022 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
4023 Output is_stmt operand when necessary.
4024 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
4025 (notice_source_line): Add is_stmt parameter.
4026 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
4027 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
4029 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
4030 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
4032 2009-06-17 Ian Lance Taylor <iant@google.com>
4034 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
4036 (struct store_by_pieces_d): Rename from store_by_pieces. Change
4039 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
4041 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
4042 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
4043 tree_strip_sign_nop_conversions and
4044 tree_ssa_strip_useless_type_conversions rather than stripping
4045 the operations here.
4046 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
4048 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
4049 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
4050 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
4051 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
4054 2009-06-17 Michael Eager <eager@eagercon.com>
4056 * config/rs6000/constraints.md (register_constraint "d"): New.
4057 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
4058 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
4059 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
4060 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
4061 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
4062 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
4063 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
4064 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
4065 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
4066 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
4068 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
4069 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
4070 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
4071 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
4072 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
4073 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
4074 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
4075 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
4076 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
4077 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
4078 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
4079 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
4080 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
4081 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
4083 2009-06-16 Ian Lance Taylor <iant@google.com>
4085 * profile.c (total_num_never_executed): Don't define.
4086 (compute_branch_probabilities): Don't count or print
4088 (init_branch_prob): Don't set total_num_never_executed.
4089 (end_branch_prob): Don't print total_num_never_executed.
4091 2009-06-17 David Daney <ddaney@caviumnetworks.com>
4093 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
4095 2009-06-17 David Edelsohn <edelsohn@gnu.org>
4097 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
4098 (nabstd2_fpr): Same.
4100 2009-06-17 Steve Ellcey <sje@cup.hp.com>
4102 * expr.c (expand_assignment): Change complex type check.
4104 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
4106 * doc/plugins.texi (Building GCC plugins): Added new section.
4108 2009-06-17 Ian Lance Taylor <iant@google.com>
4110 * c-pch.c (get_ident): Don't set size of templ array.
4111 (pch_init): Don't set size of partial_pch array.
4113 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
4114 string constant to intialize an array whose size is the length of
4117 2009-06-17 Richard Guenther <rguenther@suse.de>
4119 PR tree-optimization/40389
4120 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
4121 to addressable types.
4122 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
4124 2009-06-17 Richard Guenther <rguenther@suse.de>
4127 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
4128 if there is no evolution of left in the loop bail out.
4129 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
4130 chrec_fold_multiply.
4132 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
4133 Janis Johnson <janis187@us.ibm.com>
4136 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
4137 for the symbol ref of a constant that is the source of a move
4138 - nor for any other not-obvious-label-ref constants.
4140 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
4142 * plugin.c (position_pass): Skip newly inserted pass during list
4143 traversal to avoid repeated insertion.
4145 2009-06-16 Ian Lance Taylor <iant@google.com>
4147 * vec.h (VEC_stack_alloc): Define different version if
4148 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
4149 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
4150 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
4151 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
4153 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
4155 * config.gcc (extra_headers): Add ia32intrin.h for x86.
4157 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
4158 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
4159 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
4160 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
4161 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
4162 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
4163 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
4164 (bdesc_special_args): Add __builtin_ia32_rdtsc and
4165 __builtin_ia32_rdtscp.
4166 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
4167 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
4168 and __builtin_ia32_rorhi.
4169 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
4170 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
4171 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
4172 (ix86_expand_args_builtin): Likewise.
4173 (ix86_expand_special_args_builtin): Likewise.
4175 * config/i386/i386.md (UNSPECV_RDTSCP): New.
4176 (UNSPECV_RDTSC): Likewise.
4177 (UNSPECV_RDPMC): Likewise.
4178 (*bsr): Renamed to ...
4180 (*bsr_rex64): Renamed to ...
4184 (*rdpmc_rex64): Likewise.
4187 (*rdtsc_rex64): Likewise.
4189 (*rdtscp): Likewise.
4190 (*rdtscp_rex64): Likewise.
4192 * config/i386/ia32intrin.h: New.
4194 * config/i386/x86intrin.h: Include <ia32intrin.h>.
4196 2009-06-16 Ian Lance Taylor <iant@google.com>
4198 * ira-build.c (copy_info_to_removed_store_destinations):
4199 Initialize parent_a.
4201 2009-06-16 Ian Lance Taylor <iant@google.com>
4203 * c-decl.c (grokdeclarator): Change size_varies to bool.
4205 2009-06-16 Ian Lance Taylor <iant@google.com>
4207 * sel-sched.c: Make forward declarations of move_op_hooks and
4208 fur_hooks explicitly extern.
4210 2009-06-16 Ian Lance Taylor <iant@google.com>
4212 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
4213 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
4215 2009-06-16 Ian Lance Taylor <iant@google.com>
4217 * resource.c (mark_referenced_resources): Change
4218 include_delayed_effects parameter to bool. Change all callers.
4219 (mark_end_of_function_resources): Likewise.
4220 * reorg.c (insn_references_resource_p): Likewise.
4221 (insn_sets_resource_p): Likewise.
4222 * resource.h (mark_referenced_resources): Update declaration.
4223 (mark_end_of_function_resources): Update declaration.
4225 2009-06-16 David Edelsohn <edelsohn@gnu.org>
4227 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
4229 2009-06-16 David Edelsohn <edelsohn@gnu.org>
4231 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
4232 GCC can bootstrap on AIX with GNU Binutils 2.20.
4234 2009-06-16 Ian Lance Taylor <iant@google.com>
4236 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
4238 2009-06-16 Ian Lance Taylor <iant@google.com>
4240 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
4241 inline, not extern inline.
4242 (exact_log2): Likewise.
4243 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
4245 (exact_log2): Likewise, but don't test CTZ_HWI.
4247 2009-06-16 Ian Lance Taylor <iant@google.com>
4249 * bitmap.c (bitmap_clear): Don't declare as inline.
4250 * gimple.c (gimplify_assign): Likewise.
4251 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
4252 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
4253 (sched_scan_info): Remove duplicate definition.
4255 2009-06-16 Ian Lance Taylor <iant@google.com>
4257 * c-common.c (skip_evaluation): Don't define.
4258 (c_inhibit_evaluation_warnings): Define global variable.
4259 (overflow_warning): Check c_inhibit_evaluation_warnings rather
4260 than skip_evaluation.
4261 (convert_and_check, warn_for_div_by_zero): Likewise.
4262 * c-common.h (skip_evaluation): Don't declare.
4263 (c_inhibit_evaluation_warnings): Declare.
4264 * c-parser.c (c_parser_typeof_specifier): Set
4265 c_inhibit_evaluation_warnings rather than skip_evaluation.
4266 (c_parser_conditional_expression): Likewise.
4267 (c_parser_binary_expression): Likewise.
4268 (c_parser_sizeof_expression): Likewise.
4269 (c_parser_alignof_expression): Likewise.
4270 * c-typeck.c (build_indirect_ref): Check
4271 c_inhibit_evaluation_warnings rather than skip_evaluation.
4272 (build_conditional_expr, build_binary_op): Likewise.
4274 2009-06-16 Richard Guenther <rguenther@suse.de>
4276 * tree-ssa-alias.c (is_escape_site): Remove.
4277 * tree-ssa-alias.h (enum escape_type): Remove.
4278 (is_escape_site): Likewise.
4279 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
4280 via casts and asms without deferring to is_escape_site.
4282 2009-06-16 Jakub Jelinek <jakub@redhat.com>
4285 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
4286 use gen_lowpart if op0 has complex mode.
4288 2009-06-16 Richard Guenther <rguenther@suse.de>
4290 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
4291 variables add them to ESCAPED.
4292 (find_func_aliases): Do not make all indirectly stored values escaped.
4294 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
4296 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
4299 2009-06-16 Martin Jambor <mjambor@suse.cz>
4301 PR tree-optimization/40432
4302 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
4303 check whether we need to force gimple register operand.
4305 2009-06-16 Martin Jambor <mjambor@suse.cz>
4307 PR tree-optimization/40413
4308 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
4309 build_ref_for_offset.
4310 (propagate_subacesses_accross_link): Fix a typo in a comment.
4312 2009-06-16 Ira Rosen <irar@il.ibm.com>
4314 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
4315 with additional parameter.
4316 * tree-vectorizer.h (enum vect_def_type): Add new value
4318 (enum vect_relevant): Add comments.
4319 (vect_is_simple_reduction): Add new argument.
4320 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
4321 Detect nested cycles.
4322 (vect_is_simple_reduction): Update documentation, add an argument to
4323 distinguish inner-loop reduction from nested cycle, detect nested
4324 cycles, fix printings and indentation, don't swap operands in case
4326 (get_initial_def_for_reduction): Handle subtraction.
4327 (vect_create_epilog_for_reduction): Add new argument to specify
4329 (vect_finalize_reduction): Handle subtraction, fix comments.
4330 (vectorizable_reduction): Handle nested cycles. In case of nested
4331 cycle keep track of the reduction variable position. Call
4332 vect_is_simple_reduction with additional parameter. Use original
4333 statement code in reduction epilogue for nested cycle. Call
4334 vect_create_epilog_for_reduction with additional parameter.
4335 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
4336 inner-loop vectorization.
4337 (vect_recog_widen_sum_pattern): Likewise.
4338 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
4340 (vect_mark_stmts_to_be_vectorized): Likewise.
4341 (vect_get_vec_def_for_operand): Handle nested cycles.
4343 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4345 * doc/invoke.texi (Debugging Options): Fix option index entries
4346 for -fdump-statistics, -frandom-seed add entries for
4347 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
4348 (FRV Options): Fix entries for -mTLS, -mtls.
4349 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
4350 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
4351 (M68hc1x Options): Fix @itemx for -mnominmax.
4352 (MCore Options): Fix entry for -mno-lsim.
4353 (MMIX Options): Fix entry for -mabi=mmixware.
4354 (PDP-11 Options): Fix entry for -mbcopy-builtin.
4356 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
4358 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
4359 Mention the plugin mode of gengtype.
4360 * doc/gty.texi (Source Files Containing Type Information): Likewise.
4361 * gengtype.c: Updated copyright.
4362 (plugin_files, nb_plugin_files) Added new static variables.
4363 (measure_input_list) Care about plugin_files.
4364 (write_rtx_next): Added early return in plugin mode.
4365 (create_file): Updated copyright year in generated file. Added
4367 (oprintf): Added early return if NULL outf.
4368 (get_output_file_with_visibility): Care of plugin_files.
4369 (get_output_file_name): May return null.
4370 (write_local): Added early return.
4371 (put_mangled_filename): Ditto.
4372 (finish_root_table): Added check for base_files.
4373 (write_roots): Care about null when plugins.
4374 (main): Added plugin mode.
4376 2009-06-15 Ian Lance Taylor <iant@google.com>
4378 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
4379 * gcov.c (read_count_file): Add braces around variables declared
4382 * c.opt (Wjump-misses-init): New warning.
4383 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
4384 -Wall and -Wc++-compat if not already set.
4385 (c_common_post_options): Clear warn_jump_misses_init if it was not
4387 * c-decl.c (struct c_binding): Change type field to a union with
4388 new label field. Make it the first field in the struct. Update
4389 references to type to use u.type instead.
4390 (struct c_spot_bindings): Define.
4391 (struct c_goto_bindings): Define.
4392 (c_goto_bindings_p): Define, along with VECs.
4393 (struct c_label_vars): Define.
4394 (struct c_scope): Add has_label_bindings field.
4395 (bind_label, set_spot_bindings): New static functions.
4396 (decl_jump_unsafe, update_spot_bindings): New static functions.
4397 (update_label_decls): New static function.
4398 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
4399 Update binding u.label field to shadowed field.
4400 (c_binding_start_stmt_expr): New function.
4401 (c_binding_end_stmt_expr): New function.
4402 (pushdecl): Don't call c_begin_vm_scope.
4403 (make_label): Add defining and p_label_vars parameters. Change
4405 (lookup_label): Correct test for whether a label has not yet been
4406 defined. Call bind_label rather than bind.
4407 (warn_about_goto): New static function.
4408 (lookup_label_for_goto): New function.
4409 (declare_label): Call bind_label rather than bind.
4410 (check_earlier_gotos): New static function.
4411 (define_label): Don't give errors about jumping into statement
4412 expressions or scopes of variably modified types. Call
4413 set_spot_bindings and check_earlier_gotos. Call bind_label
4414 instead of bind. Don't set label_context_stack_se or
4415 label_context_stack_vm.
4416 (c_get_switch_bindings): New function.
4417 (c_release_switch_bindings): New function.
4418 (c_check_switch_jump_warnings): New function.
4419 (start_function): Don't set label_context_stack_se or
4420 label_context_stack_vm.
4421 (finish_function): Likewise.
4422 * c-typeck.c (label_context_stack_se): Don't define.
4423 (label_context_stack_vm): Don't define.
4424 (c_finish_goto_label): Call lookup_label_for_goto rather than
4425 lookup_label. Don't give errors about jumping into a statement
4426 expression or the scope of a variably modified type. Don't set
4427 label_context_stack_se or label_context_stack_vm.
4428 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
4429 fields. Add bindings field.
4430 (c_start_case): Don't set deleted fields. Set bindings field.
4431 (do_case): Rework order of tests. Don't check blocked_stmt_expr
4432 or blocked_vm. Call c_check_switch_jump_warnings.
4433 (c_finish_case): Don't test blocked_stmt_expr field. Call
4434 c_release_switch_bindings.
4435 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
4436 c_switch_stack. Don't walk label_context_stack_se labels. Don't
4437 set label_context_stack_se. Call c_bindings_start_stmt_expr.
4438 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
4439 c_switch_stack. Don't walk label_context_stack_se labels. Don't
4440 set label_context_stack_se. Call c_bindings_end_stmt_expr.
4441 (c_begin_vm_scope, c_end_vm_scope): Don't define.
4442 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
4443 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
4444 (C_DECL_UNJUMPABLE_VM): Don't define.
4445 (C_DECL_UNDEFINABLE_VM): Don't define.
4446 (struct c_label_list): Don't define.
4447 (struct c_label_context_se): Don't define.
4448 (struct c_label_context_vm): Don't define.
4449 (struct c_spot_bindings): Declare.
4450 (c_bindings_start_stmt_expr): Declare.
4451 (c_bindings_end_stmt_expr): Declare.
4452 (lookup_label_for_goto): Declare.
4453 (c_get_switch_bindings, c_release_switch_bindings): Declare.
4454 (c_check_switch_jump_warnings): Declare.
4455 (label_context_stack_se, label_context_stack_vm): Don't declare.
4456 (c_finish_goto_label): Update declaration.
4457 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
4458 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
4459 (Warning Options): Document -Wjump-misses-init.
4461 2009-06-15 Jakub Jelinek <jakub@redhat.com>
4463 * tree-object-size.c (addr_object_size): Fix a pasto in the last
4466 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
4468 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
4470 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
4472 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
4474 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
4476 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
4478 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
4480 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
4481 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
4482 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
4483 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
4484 * dwarf2asm.c (dw2_force_const_mem): Update call to
4486 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
4487 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
4488 * langhooks.c (lhd_comdat_group): Remove.
4489 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
4490 * tree.h (DECL_COMDAT_GROUP): New.
4491 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
4492 (tree_decl_with_vis): Add comdat_group. Remove one_only.
4493 (make_decl_one_only): Change signature.
4494 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
4496 (make_decl_one_only): Change signature.
4497 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
4499 2009-06-15 Richard Guenther <rguenther@suse.de>
4502 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
4504 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4506 * tree-ssa-math-opts.c: Remove extra divide.
4508 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4510 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
4512 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4514 * passes.c: Add bswap pass.
4515 * tree-pass.h: Add pass_optimize_bswap declaration.
4516 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
4517 Include rtl.h, expr.h and optabs.h for optab_handler check.
4518 (struct symbolic_number, pass_optimize_bswap): New definition.
4519 (do_shift_rotate, verify_symbolic_number_p): New functions.
4520 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
4521 (gate_optimize_bswap): New function.
4522 * tree.c (widest_int_cst_value): New function.
4523 * tree.h (widest_int_cst_value): Prototype added.
4525 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
4527 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
4528 REG_EQUAL/REG_EQUIV notes.
4530 2009-06-14 Richard Guenther <rguenther@suse.de>
4533 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
4534 has its address taken if NRV was applied and it is addressable.
4535 * tree-ssa-structalias.c (get_constraint_for_address_of): New
4536 function split out from ...
4537 (get_constraint_for_1): ... here.
4538 (handle_rhs_call): Use it to mark the return slot escaped if
4539 it is addressable and NRV was applied.
4541 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
4543 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
4544 Change first argument type to location_t.
4545 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
4546 Do not set input_location.
4547 Use loc instead of input_location throughout.
4549 2009-06-13 Richard Guenther <rguenther@suse.de>
4551 PR tree-optimization/40421
4552 * tree-predcom.c (should_unroll_loop_p): Remove.
4553 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
4555 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
4557 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4558 Add location argument.
4560 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
4562 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
4564 * config/s390/s390.c (s390_build_builtin_va_list): Same.
4565 (s390_gimplify_va_arg): Pass location to create_artificial_label.
4566 * config/spu/spu-protos.h: Add location to
4567 spu_resolve_overloaded_builtin.
4568 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
4569 spu_build_builtin_va_list.
4570 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
4571 argument. Pass location to build_function_call_vec.
4572 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
4574 (emit_fpu_switch): Same.
4575 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
4576 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
4577 to build_decl and create_artificial_label.
4578 (xtensa_gimplify_va_arg_expr): Same.
4579 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
4580 (xstormy16_gimplify_va_arg_expr): Same.
4581 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
4582 * config/arm/arm.c (arm_build_builtin_va_list): Same.
4583 * config/mips/mips.c (mips_build_builtin_va_list): Same.
4584 (mips16_build_function_stub): Same.
4585 (mips16_build_call_stub): Same.
4587 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
4590 * arm/constraints.md (Pa, Pb): New constraints.
4591 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
4592 split pattern to deal with them.
4594 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
4596 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
4597 fix index entry for -Xpreprocessor.
4599 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
4601 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4602 Add location argument to build_decl call.
4603 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
4604 (rs6000_init_builtins): Same.
4605 (spe_init_builtins): Same.
4606 (rs6000_gimplify_va_arg): Add location argument to
4607 create_artificial_label call.
4609 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
4611 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
4612 * combine-stack-adj.c (pass_stack_adjustments): Use it.
4613 * Makefile.in: Fix GGC dependency for gcse.o.
4615 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
4617 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
4618 * gimple-pretty-print.c (dump_gimple_stmt): Same.
4619 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
4621 * c-parser.c (c_parser_binary_expression): Use current column while
4622 building binary operations.
4623 * common.opt (fshow-column): Enable by default.
4624 * tree-vrp.c (check_array_ref): Use warning_at.
4625 (check_array_bounds): Use location from call back if expr has no
4627 * tree.h: Add location argument to maybe_fold_*.
4628 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
4629 (maybe_fold_offset_to_array_ref): Add location argument and use it.
4630 (maybe_fold_offset_to_component_ref): Same.
4631 (maybe_fold_offset_to_reference): Same.
4632 (maybe_fold_offset_to_address): Same.
4633 (maybe_fold_stmt_indirect): Same.
4634 (maybe_fold_stmt_addition): Same.
4635 (fold_stmt_r): Pass location to maybe_fold_*.
4636 (fold_gimple_assign): Same.
4637 * c-tree.h: Add location argument to finish_decl,
4638 default_function_array_conversion, store_init_value.
4639 * c-decl.c (define_label): Use error_at.
4640 (c_make_fname_decl): Pass location to finish_decl.
4641 (finish_decl): New location argument.
4642 (build_compound_literal): Pass location to store_init_value.
4643 (grokdeclarator): Pass location to finish_decl.
4645 * c-typeck.c (array_to_pointer_conversion): New location argument.
4646 (function_to_pointer_conversion): Same.
4647 (default_function_array_conversion): Same.
4648 (parser_build_unary_op): Pass location to overflow_warning.
4649 (parser_build_binary_op): Same. Use warning_at.
4650 (build_unary_op): Pass location to array_to_pointer_conversion.
4651 (build_c_cast): Pass location to digest_init.
4652 (build_modify_expr): New location argument.
4653 (convert_for_assignment): Same.
4654 (store_init_value): Same.
4655 (digest_init): Same.
4656 (output_init_element): Pass location to digest_init and
4657 array_to_pointer_conversion.
4658 (c_finish_return): Pass location to convert_for_assignment.
4659 * gimplify.c (gimplify_conversion): Pass location to
4660 maybe_fold_offset_to_address.
4661 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
4662 to maybe_fold_stmt_addition.
4663 * c-omp.c (c_finish_omp_atomic): Pass new location to
4665 (c_finish_omp_for): Same.
4666 * c-common.c (overflow_warning): New argument.
4667 * c-common.h: New argument to build_modify_expr, overflow_warning.
4668 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
4670 (c_parser_initializer): Pass location to
4671 default_function_array_conversion.
4672 (c_parser_initelt): Same.
4673 (c_parser_initval): Same.
4674 (c_parser_asm_operands): Same.
4675 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
4676 (c_parser_conditional_expression): Same.
4677 (c_parser_binary_expression): Add location info to stack. Use it.
4678 (c_parser_unary_expression): Pass location to
4679 default_function_array_conversion, parser_build_unary_op,
4680 build_indirect_ref, c_parser_postfix_expression_after_primary.
4681 (c_parser_postfix_expression_after_primary): New location argument.
4683 (c_parser_expression_conv): Pass location to
4684 default_function_array_conversion.
4685 (c_parser_expr_list): Same.
4686 (c_parser_omp_atomic): Same.
4687 (c_parser_omp_for_loop): Same.
4688 * c-tree.h: (struct c_declarator): Add comment to id_loc.
4689 (build_array_declarator): New argument.
4690 * c-decl.c (build_array_declarator): Add location argument.
4691 (grokdeclarator): Set id_loc for cdk_array.
4692 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
4693 build_array_declarator.
4694 * tree.c (build_omp_clause): Add location argument.
4695 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
4696 (OMP_CLAUSE_LOCATION): New macro.
4697 (struct tree_omp_clause): Add location field.
4698 (build_omp_clause): Add argument.
4699 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
4700 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
4702 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
4703 (cp_parser_omp_clause_collapse): Same.
4704 (cp_parser_omp_clause_default): Same.
4705 (cp_parser_omp_clause_if): Same.
4706 (cp_parser_omp_clause_nowait): Same.
4707 (cp_parser_omp_clause_num_threads): Same.
4708 (cp_parser_omp_clause_ordered): Same.
4709 (cp_parser_omp_clause_schedule): Same.
4710 (cp_parser_omp_clause_untied): Same.
4711 (cp_parser_omp_for_loop): Same.
4712 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
4713 * c-tree.h (c_start_case): Add location argument.
4714 (c_process_expr_stmt): Same.
4715 (c_finish_goto_*): Same.
4716 * tree-parloops.c (initialize_reductions): Pass location to
4718 (create_parallel_loop): Same.
4719 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
4720 (gfc_trans_omp_reduction_list): Same.
4721 (gfc_trans_omp_clauses): Same.
4722 (gfc_trans_omp_do): Same.
4723 * c-typeck.c (c_finish_goto_label): Same.
4724 (c_finish_goto_ptr): New location argument.
4725 (c_start_case): Same.
4726 (emit_side_effect_warnings): Same.
4727 (c_process_expr_stmt): Same.
4728 (c_finish_stmt_expr): Same.
4729 (c_finish_omp_clauses): Use error_at instead of error.
4730 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
4732 * c-omp.c (c_split_parallel_clauses): New location argument.
4733 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
4734 to build_omp_clause.
4735 (convert_local_reference_stmt): Same.
4736 (convert_gimple_call): Same.
4737 * c-common.h (c_split_parallel_clauses): New argument.
4738 * c-parser.c (c_parser_statement_after_labels): Pass location to
4739 c_finish_goto_label.
4740 (c_parser_switch_statement): Pass location to c_start_case.
4741 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
4742 and c_process_expr_stmt.
4743 (c_parser_omp_variable_list): Add location argument.
4744 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
4745 (c_parser_omp_clause_default): Same.
4746 (c_parser_omp_clause_if): Same.
4747 (c_parser_omp_clause_num_threads): Same.
4748 (-c_parser_omp_clause_ordered): Same.
4749 (c_parser_omp_clause_reduction): Pass location to
4750 c_parser_omp_variable_list.
4751 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
4752 (c_parser_omp_clause_untied): Same.
4753 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
4754 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
4756 * c-tree.h (check_for_loop_decls, undeclared_variable,
4757 build_component_ref, build_array_ref, build_external_ref,
4758 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
4759 build_conditional_expr, build_compound_expr, c_cast_expr,
4760 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
4761 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
4763 * c-semantics.c (build_stmt): Same.
4764 (build_case_label): Same.
4765 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
4766 (undeclared_variable): New argument.
4768 (lookup_label): Pass location on down.
4769 (define_label): Same.
4770 (finish_decl): Same.
4771 (build_compound_literal): Same.
4772 (finish_struct): Same.
4773 (finish_function): Do not set location here.
4774 (check_for_loop_decls): New argument.
4775 * tree.c (save_expr): Set location.
4776 (build_empty_stmt): New argument.
4777 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
4778 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
4779 * builtins.c (gimplify_va_arg_expr): Use locations.
4780 (expand_builtin_sync_operation): Same.
4781 * c-typeck.c (build_component_ref): New argument.
4782 (build_array_ref): Same.
4783 (build_external_ref): Same.
4784 (c_expr_sizeof_expr): Same.
4785 (c_expr_sizeof_type): Same.
4786 (parser_build_unary_op): Same.
4787 (build_conditional_expr): Same.
4788 (build_compound_expr): Pass location on down.
4789 (build_compound_expr): New argument.
4790 (build_c_cast): Same.
4791 (c_cast_expr): Same.
4792 (build_asm_expr): Same.
4793 (c_finish_return): Same.
4794 (c_process_expr_stmt): Pass location on down.
4795 (c_finish_stmt_expr): New argument.
4796 (push_clenaup): Same.
4797 (c_finish_omp_parallel): Same.
4798 (c_finish_omp_task): Same.
4799 * gimplify.c (gimplify_call_expr): Pass location on down.
4800 * c-omp.c (c_finish_omp_master): New argument.
4801 (c_finish_omp_critical): Same.
4802 (c_finish_omp_ordered): Same.
4803 (c_finish_omp_barrier): Same.
4804 (-c_finish_omp_taskwait): Same.
4805 (c_finish_omp_atomic): Same.
4806 (c_finish_omp_flush): Same.
4807 * tree-inline.c (copy_tree_body_r): Pass location on down.
4808 (inline_forbidden_p): Remove use of input_location.
4809 * c-gimplify.c (c_build_bind_expr): New argument.
4810 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
4811 (c_sizeof_or_alignof_type): New argument.
4812 (c_alignof_expr): Same.
4813 (build_va_arg): Same.
4814 (c_add_case_label): Same.
4815 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
4816 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
4817 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
4818 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
4819 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
4820 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
4822 * stub-objc.c (objc_build_selector_expr): Same.
4823 (objc_build_throw_stmt): Same.
4824 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
4825 (c_parser_initelt): Same.
4826 (c_parser_compound_statement): Same.
4827 (c_parser_compound_statement_nostart): Same.
4828 (c_parser_label): Same.
4829 (c_parser_statement_after_labels): Same.
4830 (c_parser_if_body): Same.
4831 (c_parser_else_body): Same.
4832 (c_parser_if_statement): Same.
4833 (c_parser_switch_statement): Same.
4834 (c_parser_while_statement): Same.
4835 (c_parser_do_statement): Same.
4836 (c_parser_for_statement): Same.
4837 (c_parser_asm_statement): Same.
4838 (c_parser_conditional_expression): Same.
4839 (c_parser_binary_expression): Same.
4840 (c_parser_cast_expression): Same.
4841 (c_parser_unary_expression): Same.
4842 (c_parser_sizeof_expression): Same.
4843 (c_parser_alignof_expression): Same.
4844 (c_parser_postfix_expression): Same.
4845 (c_parser_expression): Same.
4846 (c_parser_objc_receiver): Same.
4847 (c_parser_omp_variable_list): Same.
4848 (c_parser_omp_structured_block): Same.
4849 (c_parser_omp_atomic): New argument.
4850 (c_parser_omp_barrier): Same.
4851 (c_parser_omp_critical): Same.
4852 (c_parser_omp_flush): Pass location on down.
4853 (c_parser_omp_for_loop): New argument.
4854 (c_parser_omp_for): Same.
4855 (c_parser_omp_master): Same.
4856 (c_parser_omp_ordered): Same.
4857 (c_parser_omp_sections_scope): Same.
4858 (c_parser_omp_sections): Same.
4859 (c_parser_omp_parallel): Same.
4860 (c_parser_omp_single): Same.
4861 (c_parser_omp_task): Same.
4862 (c_parser_omp_taskwait): Pass location on down.
4863 (c_parser_omp_construct): Same.
4864 (c_parser_omp_threadprivate): Same.
4865 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
4866 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
4867 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
4868 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
4869 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
4870 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
4871 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
4872 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
4873 config/i386/i386.c, stmt.c:
4874 Add location argument to the following function definitions and/or
4875 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
4876 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
4877 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
4878 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
4879 do_case, c_finish_bc_stmt, build_compound_literal,
4880 build_function_call.
4881 * c-decl.c (build_compound_literal): Add location argument.
4882 Make all diagnostic calls use location.
4883 (start_struct): Same.
4884 (finish_struct): Same.
4886 (build_enumerator): Same.
4887 (start_function): Same.
4888 (grokdeclarator): Make all diagnostic calls use location.
4889 (store_parm_decls_oldstyle): Same.
4890 * c-typeck.c (build_function_call): Add location argument.
4891 Make all diagnostic calls use location.
4893 (c_finish_bc_stmt): Same.
4894 * tree-nested.c (get_trampoline_type): Add argument.
4895 Pass location to build_decl.
4896 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
4897 * rtl.h (RTL_LOCATION): New.
4898 * c-common.c (c_add_case_label): Add location argument.
4899 Make all diagnostic calls use location.
4900 * c-common.h: Add location argument to make_fname_decl, do_case,
4901 c_add_case_label, build_function_call, resolve_overloaded_builtin.
4902 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
4903 Set it appropriately for every case. Pass enum_loc to start_enum
4904 call. Pass value_loc first to build_enumerator. Pass enum_loc to
4906 (c_parser_struct_or_union_specifier): Save location. Use it for
4907 start_struct, finish_struct, and parser_xref_tag.
4909 2009-06-12 Ian Lance Taylor <iant@google.com>
4911 * fold-const.c (fold_unary): Rename local variable and to and_expr.
4913 * c-opts.c (c_common_handle_option): For -Wc++-compat set
4914 cpp_opts->warn_cxx_operator_names.
4916 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
4919 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
4920 is returns NULL and OP is a VCE, look through the VCE.
4922 2009-06-12 Ian Lance Taylor <iant@google.com>
4925 * collect2.c (main): Use CONST_CAST2 in code inside #if
4926 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
4928 2009-06-12 Joey Ye <joey.ye@intel.com>
4931 * cfgexpand.c (get_decl_align_unit): Update
4932 max_used_stack_slot_alignment with align instead of
4933 stack_alignment_needed.
4935 * function.c (assign_stack_local_1): Update
4936 max_used_stack_slot_alignment with alignment_in_bits instead
4937 of stack_alignment_needed.
4938 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
4941 2009-06-12 Jakub Jelinek <jakub@redhat.com>
4943 * dwarf2out.c (last_var_location_insn): New variable.
4944 (dwarf2out_end_epilogue): Clear last_var_location_insn.
4945 (dwarf2out_var_location): Don't record anything after last real
4946 insn. Only change labels if there were any real instructions
4947 in between last note and this one, or if changed sections.
4949 2009-06-11 Richard Henderson <rth@redhat.com>
4951 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
4952 note when storing the frame pointer in a register.
4953 (FRP): Don't redefine to nothing for epilogue.
4954 (alpha_expand_epilogue): Mark register and sp restores.
4955 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
4957 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
4958 when gen_lowpart is needed.
4960 2009-06-11 Richard Henderson <rth@redhat.com>
4962 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
4964 * dwarf2out.c (need_data_align_sf_opcode): New.
4965 (div_data_align): Move earlier.
4966 (def_cfa_1, reg_save): Use it.
4968 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
4970 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
4971 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
4972 (ix86_handle_option): Handle OPT_mcrc32.
4973 (ix86_target_string): Add -mcrc32.
4974 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
4976 * config/i386/i386.h (TARGET_CRC32): New.
4978 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
4979 (sse4_2_crc32di): Likewise.
4981 * config/i386/i386.opt (mcrc32): New.
4983 * doc/invoke.texi: Document -mcrc32.
4985 2009-06-11 Richard Henderson <rth@redhat.com>
4987 * common.opt (gdwarf-): Accept a version number.
4988 * doc/invoke.texi (gdwarf-): Update docs.
4989 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
4990 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
4991 version level, and record it.
4993 * dwarf2.h (DW_CIE_VERSION): Remove.
4994 * dwarf2out.c (DWARF_VERSION): Remove.
4995 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
4996 (output_call_frame_info): Use CIE version 3 for dwarf3,
4997 or if the return register column is out of range for version 1.
4998 (dwarf_stack_op_name): Add all dwarf3 values.
4999 (DEBUG_PUBTYPES_SECTION): New.
5000 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
5001 encoding change for dwarf3.
5002 (output_die) [dw_val_class_die_ref]: Likewise.
5003 (output_compilation_unit_header): Emit correct version for dwarf3.
5004 (output_line_info): Likewise.
5005 (output_pubnames): Update for DWARF_VERSION removal.
5006 (output_aranges): Likewise.
5007 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
5008 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
5009 (dwarf2out_finish): Likewise.
5011 2009-06-11 David Daney <ddaney@caviumnetworks.com>
5013 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
5016 2009-06-11 David Daney <ddaney@caviumnetworks.com>
5019 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
5020 * builtins.c (expand_builtin_unreachable): New function.
5021 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
5022 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
5023 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
5025 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
5026 searching for missing barriers.
5028 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5030 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
5031 when -fprofile-generate* was passed.
5032 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
5034 2009-06-11 Anthony Green <green@moxielogic.com>
5036 * config/moxie/moxie.md: Define length attribute for all instructions.
5038 (*b<cond:code>): Support limited branch ranges for new PC-relative
5039 branch instructions.
5040 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
5042 2009-06-11 Jakub Jelinek <jakub@redhat.com>
5044 * config/i386/i386.c (min_insn_size): Use get_attr_length
5045 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
5048 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
5049 instead of emit_insn_before.
5051 2009-06-10 Ian Lance Taylor <iant@google.com>
5054 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
5057 2009-06-10 Revital Eres <eres@il.ibm.com>
5059 * passes.c (init_optimization_passes): Reschedule
5060 predictive-commoning pass before complete unroll pass.
5062 2009-06-10 Martin Jambor <mjambor@suse.cz>
5064 * cgraph.c (cgraph_node_can_be_local_p): New function.
5065 (cgraph_make_node_local): New function.
5066 * cgraph.h (cgraph_node_can_be_local_p): Declare.
5067 (cgraph_make_node_local): Declare.
5069 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
5071 * tree.h (tree_base): Add packed_flag and user_align fields.
5072 Decrease size of spare field.
5073 (TYPE_USER_ALIGN): Use user_align from tree_base.
5074 (DECL_USER_ALIGN): Likewise.
5075 (TYPE_PACKED): Use packed_flag from tree_base.
5076 (DECL_PACKED): Likewise.
5077 (tree_type): Delete packed_flag and user_align fields. Widen
5078 precision field. Widen mode field and shuffle fields to align
5079 mode on an 8-bit boundary.
5080 (tree_decl_common): Delete decl_flag_1 and user_align fields.
5081 Renumber decl_flag_* fields. Fix comments. Widen
5082 decl_common_unused field.
5083 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
5084 (DECL_EXTERNAL): Likewise.
5085 (DECL_BIT_FIELD): Likewise.
5086 (DECL_NONADDRESSABLE_P): Likewise.
5087 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
5088 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
5090 2009-06-10 Ian Lance Taylor <iant@google.com>
5092 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
5093 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
5094 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
5095 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
5096 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
5097 DEF_VEC_ALLOC_FUNC_P.
5098 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
5099 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
5100 DEF_VEC_ALLOC_FUNC_O.
5101 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
5102 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
5103 DEF_VEC_ALLOC_FUNC_I.
5104 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
5105 (vec_stack_p_reserve_exact_1): Declare.
5106 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
5107 (vec_stack_free): Declare.
5108 (VEC_stack_alloc): Define.
5109 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
5110 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
5111 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
5112 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
5114 (stack_vecs): New static variable.
5115 (vec_stack_p_reserve_exact_1): New function.
5116 (vec_stack_o_reserve_1): New static function.
5117 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
5118 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
5119 (vec_stack_free): New function.
5120 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
5121 (VEC_df_ref_stack_alloc): Define.
5122 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
5123 DEF_VEC_ALLOC_P_STACK.
5124 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
5125 (struct df_collection_rec): Change _vec fields to VEC. Remove
5127 (df_free_collection_rec): Adjust for new fields.
5128 (df_insn_rescan): Use new df_collection_rec fields.
5129 (df_notes_rescan, df_canonize_collection_rec): Likewise.
5130 (df_ref_create_structure, df_ref_record): Likewise.
5131 (df_get_conditional_uses, df_get_call_refs): Likewise.
5132 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
5133 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
5134 (df_record_exit_block_uses, df_bb_verify): Likewise.
5135 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
5136 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
5137 Remove count parameter. Change return type to void. Change all
5139 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
5140 Remove count parameter. Change return type to void. Change all
5142 (df_install_refs): Change old_vec parameter to VEC. Remove count
5143 parameter. Change all callers.
5144 (df_install_mws): Change old_vec parameter to VEC. Remove count
5145 parameter. Change all callers.
5146 (df_refs_verify): Change new_rec parameter to VEC. Change call
5148 (df_mws_verify): Likewise.
5150 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
5152 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
5154 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
5156 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
5158 2009-06-10 Anthony Green <green@moxielogic.com>
5160 * config/moxie/crti.asm: New file.
5161 * config/moxie/crtn.asm: New file.
5162 * config/moxie/moxie.c: New file.
5163 * config/moxie/moxie.h: New file.
5164 * config/moxie/sfp-machine.h: New file.
5165 * config/moxie/moxie-protos.h: New file.
5166 * config/moxie/t-moxie: Created.
5167 * config/moxie/t-moxie-softfp: Created.
5168 * config/moxie/moxie.md: Created.
5169 * config/moxie/constraints.md: Created.
5170 * config.gcc: Add moxie support.
5171 * doc/md.texi (Machine Constraints): Add moxie constraints.
5172 * doc/contrib.texi (Contributors): Mention moxie port.
5173 * doc/install.texi (Specific): Mention the moxie port.
5175 2009-06-09 Ian Lance Taylor <iant@google.com>
5177 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
5179 * optabs.c (optab_table): Only use designated initializers if
5180 HAVE_DESIGNATED_INITIALIZERS is defined.
5181 (convert_optab_table): Likewise.
5182 (init_optabs): Always call init_insn_codes if
5183 HAVE_DESIGNATED_INITIALIZERS is not defined.
5185 2009-06-09 Ian Lance Taylor <iant@google.com>
5187 * targhooks.c (default_builtin_vectorized_function): Change fn
5188 parameter to unsigned int.
5189 (default_builtin_vectorized_conversion): Change code parameter to
5191 (default_builtin_reciprocal): Change fn parameter to unsigned int.
5192 * targhooks.h: Update declarations.
5193 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
5194 parameter to unsigned int.
5196 * c-typeck.c (comptypes_check_enum_int): New static function.
5197 (comptypes_internal): Add enum_and_int_p parameter. Change all
5199 (comp_target_types): Add location parameter. Change all callers.
5200 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
5202 (function_types_compatible_p, type_lists_compatible_p): Likewise.
5203 (build_conditional_expr): Add colon_loc parameter. Change all
5205 (convert_for_assignment): Add location parameter. Change all callers.
5206 * c-parser.c (c_parser_conditional_expression): Pass location of
5207 colon to build_conditional_expr.
5208 * c-tree.h (build_conditional_expr): Update declaration.
5210 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
5212 * graphite.c: Revert previous patch.
5214 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
5217 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
5219 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
5221 * tree-ssa-loop-prefetch.c
5222 (loop_prefetch_arrays): Fixed a portability problem in printf format
5225 2009-06-09 Martin Jambor <mjambor@suse.cz>
5227 PR tree-optimization/40351
5228 * tree-sra.c (propagate_subacesses_accross_link): Check that a
5229 refrence to a potential artifical subaccess can be constructed.
5231 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
5233 * config/sh/sh-protos.h (sh_optimization_options): Declare.
5234 (sh_override_options): Likewise.
5235 * config/sh/sh.c: Include params.h.
5236 (sh_optimization_options): New.
5237 (sh_override_options): Likewise.
5238 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
5239 (OVERRIDE_OPTIONS): Use sh_override_options.
5241 2009-06-08 Jakub Jelinek <jakub@redhat.com>
5243 * dwarf2out.c (emit_cfa_remember): New variable.
5244 (add_fde_cfi): If emit_cfa_remember, recurse to add
5245 DW_CFA_remember_state first.
5246 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
5247 instead just set emit_cfa_remember.
5249 2009-06-08 Jan Hubicka <jh@suse.cz>
5252 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
5254 2009-06-08 Jan Hubicka <jh@suse.cz>
5257 * cgraphunit.c (save_inline_function_body): Do not copy transform
5258 hooks for saved inline bodies.
5259 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
5262 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
5264 * jump.c (returnjump_p): Handle delayed branches. Add missing
5267 2009-06-08 Jan Hubicka <jh@suse.cz>
5270 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
5271 original node might've been modified.
5272 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
5274 2009-06-08 Jakub Jelinek <jakub@redhat.com>
5276 * tree-object-size.c (addr_object_size): Add OSI argument.
5277 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
5278 (compute_builtin_object_size, expr_object_size): Adjust callers.
5279 (plus_stmt_object_size): Call addr_object_size instead of
5280 compute_builtin_object_size.
5282 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
5283 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5285 * tree-ssa-loop-prefetch.c
5286 (gather_memory_references): Introduced a counter for the number of
5288 (anything_to_prefetch_p): Introduced a counter for the number of
5290 (is_loop_prefetching_profitable): New function with a cost model
5292 (loop_prefetch_arrays): Use the new cost model to determine if
5293 prefetching is profitable.
5294 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
5295 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
5296 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
5297 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
5298 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
5299 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
5301 2009-06-08 Michael Matz <matz@suse.de>
5304 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
5305 partitions use the same.
5306 (expand_one_var): Deal with DECL_RTL sometimes begin set also
5307 for basevars of SSA_NAMEs.
5308 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
5309 to not expand them twice.
5310 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
5313 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
5315 * common.opt (fcompare-debug=, fcompare-debug-second): New.
5316 (fdump-final-insns=, gtoggle): New.
5317 * doc/invoke.texi: Document them.
5318 * final.c (rest_of_clean_state): Dump final insn stream.
5319 * gcc.c (invoke_as): Hook in -fcompare-debug.
5320 (static_spec_functions): Add compare-debug-dump-opt,
5321 compare-debug-self-opt and compare-debug-auxbase-opt.
5322 (compare_debug, compare_debug_second, compare_debug_opt): New.
5323 (switches_debug_check, n_switches_debug_check): New.
5324 (debug_auxbase_opt, debug_check_temp_file): New.
5325 (process_command): Handle -fno-compare-debug, -fcompare-debug and
5327 (do_self_spec): Handle arguments after switches.
5328 (do_spec_1): Add .gk extension to temp file basenames for compare.
5329 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
5330 (cc1_options): Use it instead of normal auxbase computation for
5331 the second compare-debug compilation.
5332 (compare_files): New.
5333 (main): Set up and implement compare debug mode.
5334 (compare_debug_dump_opt_spec_function): New.
5335 (compare_debug_self_opt_spec_function): New.
5336 (compare_debug_auxbase_opt_spec_function): New.
5337 * toplev.c (process_options): Handle flag_gtoggle,
5338 flag_dump_final_insns.
5339 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
5340 during -fcompare-debug-second compilation.
5342 2009-06-07 Ian Lance Taylor <iant@google.com>
5344 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
5345 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
5347 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
5348 with no default node. Change warning with %H to warning_at.
5349 Don't clear warn_switch around case checking.
5350 * doc/invoke.texi (Warning Options): Clarify distinction between
5351 -Wswitch and -Wswitch-enum.
5353 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5355 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
5357 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5359 * gbl-ctors.h: Add header guard.
5361 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5363 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
5364 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
5365 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
5366 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
5367 prototypes for removed functions.
5368 (expressions_equal_p): Move to ...
5369 * tree-ssa-sccvn.h: ... here and ...
5370 * matrix-reorg.c: ... adjust includes.
5372 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5374 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
5376 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5378 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
5379 (finish_function): Remove erroneous whitespace.
5381 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5383 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
5384 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
5386 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5388 * errors.c (internal_error): Commentary typo fix.
5389 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
5390 * tree-ssa-pre.c: Ditto.
5392 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5394 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
5395 them is supposed to hold actual statements.
5397 2009-06-06 Ian Lance Taylor <iant@google.com>
5399 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
5400 empty statements can now have attributes.
5402 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
5404 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
5405 * config/mips/mips.md: Ditto.
5407 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
5409 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
5411 (__eabi_uconvert): Likewise.
5413 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
5415 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
5416 CFI_* definitions with IN_GCC.
5418 2009-06-05 David Edelsohn <edelsohn@gnu.org>
5420 * xcoffout.h (xcoffout_source_line): Update prototype.
5422 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5424 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
5425 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
5427 2009-06-05 Jakub Jelinek <jakub@redhat.com>
5430 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
5431 inlined_function_outer_scope_p blocks for artificial inlines
5433 * tree.c (tree_nonartificial_location): Rewrite using
5434 block_nonartificial_location.
5436 2009-06-05 Revital Eres <eres@il.ibm.com>
5437 Leehod Baruch <leehod@il.ibm.com>
5439 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
5440 (expand_expr_real_1): Remove comment.
5441 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
5442 Vectorize misaligned access when the target supports it.
5443 (vect_supportable_dr_alignment): Check for unaligned access support.
5444 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
5447 2009-06-05 Julian Brown <julian@codesourcery.com>
5449 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
5450 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
5452 2009-06-05 Richard Guenther <rguenther@suse.de>
5455 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
5458 2009-06-05 Jakub Jelinek <jakub@redhat.com>
5460 * config/s390/s390.c (global_not_special_regno_p): New static inline.
5461 (save_gprs): Don't tell unwinder when a global register is saved.
5462 (s390_emit_epilogue): Emit needed epilogue unwind info.
5464 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
5466 * dwarf2out.c (deferred_asm_name): New.
5467 (add_name_and_src_coords_attributes): Defer creation of
5468 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
5470 (move_linkage_attr): New.
5471 (dwarf2out_finish): Revisit deferrals and emit attributes at the
5474 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
5476 * tree-nested.c (finalize_nesting_tree_1): Declare the
5477 frame_decl in the binding tree.
5479 2009-06-04 Cary Coutant <ccoutant@google.com>
5481 * basic-block.h (struct basic_block_def): Add discriminator field.
5482 * dbxout.c (dbxout_source_line): Add new parameter. Change all
5484 * debug.c (do_nothing_debug_hooks): Add additional entry.
5485 (debug_nothing_int_charstar_int): New function.
5486 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
5487 (debug_nothing_int_charstar_int): New declaration.
5488 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
5489 discriminator value in .loc directive.
5490 * final.c (last_discriminator): New variable.
5491 (discriminator): New variable.
5492 (final_start_function): Initialize above variables, pass current
5493 discriminator to debug hook.
5494 (notice_source_line): Check for discriminator change.
5495 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
5496 * sdbout.c (sdbout_source_line): New parameter.
5497 * tree-cfg.c (struct locus_discrim_map): New structure type.
5498 (discriminator_per_locus): New hash table.
5499 (build_gimple_cfg): Allocate and free discriminator hash table.
5500 (make_edges): Call assign_discriminator.
5501 (locus_map_hash): New function.
5502 (locus_map_eq): New function.
5503 (next_discriminator_for_locus): New function.
5504 (same_line_p): New function.
5505 (assign_discriminator): New function.
5506 (make_cond_expr_edges): Call assign_discriminator.
5507 (make_gimple_switch_edges): Likewise.
5508 (first_non_label_stmt): New function.
5509 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
5511 * xcoffout.c (xcoffout_source_line): Add new parameter.
5513 * configure.ac (gcc_cv_as_discriminator): New configury check for
5514 gas support for discriminator.
5515 * configure: Regenerate.
5516 * config.in: Regenerate.
5518 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5520 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
5521 val after checking for integers.
5523 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
5525 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
5527 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
5528 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
5529 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
5530 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
5531 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
5532 X64_SSE_REGPARM_MAX.
5533 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
5534 X64_SSE_REGPARM_MAX.
5536 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
5538 * gcc.c (report_times_to_file): New.
5539 (execute): Implement it.
5540 (process_command): Support -time=.
5541 * doc/invoke.texi: Document it.
5543 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
5545 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
5546 that have value exprs.
5548 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
5550 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
5551 declarations for constants until...
5552 (dw2_output_indirect_constant_1): ... this point.
5554 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
5557 * arm.md (arm_addsi3): Don't try to split an add with an
5558 eliminable register until after reload has completed.
5560 2009-06-03 Ian Lance Taylor <iant@google.com>
5562 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
5563 * genattrtab.c (write_length_unit_log): Likewise.
5564 * genchecksum.c (dosum): Likewise.
5565 * gengtype.c (write_rtx_next): Likewise.
5566 (finish_root_table, write_roots): Likewise.
5567 * gimple.c (gimple_ops_offset_): Likewise.
5568 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
5569 * config/arc/arc.c (arc_attribute_table): Likewise.
5570 * config/arm/arm.c (arm_attribute_table): Likewise.
5571 * config/avr/avr.c (avr_attribute_table): Likewise.
5572 * config/crx/crx.c (crx_attribute_table): Likewise.
5573 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
5574 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
5575 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
5576 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
5577 * config/sh/sh.c (sh_attribute_table): Likewise.
5578 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
5579 * config/spu/spu.c (spu_attribute_table): Likewise.
5580 * config/v850/v850.c (v850_attribute_table): Likewise.
5582 * config/alpha/alpha.c (vms_attribute_table): Make static.
5583 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
5584 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
5585 * config/mips/mips.c (mips_attribute_table): Likewise.
5587 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
5589 (cc1-checksum.o): Likewise.
5591 2009-06-03 Steve Ellcey <sje@cup.hp.com>
5593 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
5595 2009-06-03 Jakub Jelinek <jakub@redhat.com>
5597 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
5598 insn if it is changing sp. Use gen_add3_insn instead of
5599 conditionally gen_addsi3 and gen_adddi3.
5600 (offset_below_red_zone_p): New static inline function.
5601 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
5602 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
5603 * config/rs6000/ppc-asm.h: Include auto-host.h.
5604 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
5605 CFI_RESTORE): Define.
5606 * config/rs6000/crtresxgpr.asm: Add unwind info.
5607 * config/rs6000/crtresxfpr.asm: Likewise.
5608 * config/rs6000/crtresgpr.asm: Likewise.
5609 * config/rs6000/crtresfpr.asm: Likewise.
5610 * config/rs6000/crtsavgpr.asm: Likewise.
5611 * config/rs6000/crtsavfpr.asm: Likewise.
5613 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
5614 argument of DWARF2_FRAME_REG_OUT macros.
5616 2009-06-03 Julian Brown <julian@codesourcery.com>
5618 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
5619 words or less (including TImode) in core registers.
5621 2009-06-03 Richard Guenther <rguenther@suse.de>
5624 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
5626 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
5628 * statistics.c (statistics_counter_event): Do not record event
5629 in pass dump if its number == -1.
5630 (curr_statistics_hash): Add assert that we never get passes
5631 with static number == -1.
5633 2009-06-03 Richard Guenther <rguenther@suse.de>
5634 Andrey Belevantsev <abel@ispras.ru>
5636 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
5637 non-BLKmode arrays addressable.
5639 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
5641 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
5642 * config/m68k/m68k.h: ... here.
5643 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
5646 2009-06-03 Martin Jambor <mjambor@suse.cz>
5648 PR tree-optimization/40323
5649 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
5652 2009-06-03 Richard Guenther <rguenther@suse.de>
5654 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
5657 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
5659 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
5660 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
5661 JUMP_TABLE_DATA_P where applicable.
5662 * config/sh/sh.c: Ditto.
5663 * config/sh/sh.h: Ditto.
5664 * config/sh/sh.md: Ditto.
5665 * config/sh/symbian.c: Ditto.
5667 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
5669 * config/i386/driver-i386.c (describe_cache): Optimize
5670 concatenation of strings. Use snprintf instead of sprintf.
5671 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
5672 target when not compiling with GCC.
5674 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
5676 * config/sh/sh.c: Revert last change.
5677 (sh_expand_epilogue): Emit a blockage insn before the frame
5678 pointer adjustment unconditionally.
5680 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5682 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
5683 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
5684 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
5685 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
5686 to COLLECT_GCC_OPTIONS.
5688 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5690 * collect2.c (target_system_root): New variable.
5691 (main): Handle --sysroot=.
5692 (ignore_library): Strip the sysroot from the library path.
5694 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5696 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
5697 (collect2.o): Depend on collect2-aix.h.
5698 (collect2-aix.o): New rule.
5699 * collect2-aix.h: New file.
5700 * collect2-aix.c: Likewise.
5701 * collect2.c: Include collect2-aix.h. Don't undefine
5702 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
5703 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
5704 Use TARGET_AIX_VERSION instead of _AIX51.
5705 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
5706 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
5707 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
5708 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
5709 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
5711 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5713 * collect2.c (ignore_library): Avoid premature post-increment
5716 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5718 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
5719 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
5720 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
5721 CROSS_DIRECTORY_STRUCTURE too.
5722 (LINK_LIBG_SPEC): Likewise.
5723 (LIB_SPEC): Add %R to sysroot paths.
5724 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
5725 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
5726 * config/rs6000/aix51.h: As for aix43.h.
5727 * config/rs6000/aix52.h: Likewise.
5728 * config/rs6000/aix53.h: Likewise.
5729 * config/rs6000/aix61.h: Likewise.
5730 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
5731 to the beginning of sysroot paths.
5733 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5735 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
5736 INSN_LISTs that are out of the REG_NOTE range.
5738 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5740 * loop-unroll.c (struct iv_to_split): Add pointer to next.
5741 (struct var_to_expand): Likewise.
5742 (struct opt_info): Add head and tail for linked lists of the above.
5743 (analyze_insn_to_expand_var): Initialize next.
5744 (analyze_iv_to_split_insn): Likewise.
5745 (analyze_insns_in_loop): Create linked lists.
5746 (allocate_basic_variable): Simplify for use without hash table.
5747 (insert_var_expansion_initialization): Likewise, make it type-safer.
5748 (combine_var_copies_in_loop_exit): Likewise.
5749 (apply_opt_in_copies): Walk lists rather than hash tables.
5750 (release_var_copies): Simplified and inlined by hand into...
5751 (free_opt_info): ... this function.
5753 2009-06-02 Richard Guenther <rguenther@suse.de>
5755 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
5758 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5760 * cfgexpand.c (gimple_expand_cfg): Discard the source location
5761 only for builtins that are not overridden.
5763 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5765 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
5768 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5770 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
5772 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5774 * combine.c (move_deaths): Compare LUIDs within the same BB only.
5776 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5778 * common.opt (fdump-unnumbered-links): New.
5779 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
5780 * print-rtl.c (flag_dump_unnumbered_links): New.
5781 (print_rtx): Test it.
5783 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
5785 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
5786 push/pop multiple to 8-byte alignment.
5788 2009-06-01 Jakub Jelinek <jakub@redhat.com>
5790 * config/i386/i386.c (queued_cfa_restores): New static variable.
5791 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
5793 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
5794 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
5795 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
5796 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
5797 note unconditionally.
5798 (ix86_emit_restore_regs_using_mov): Likewise.
5799 (ix86_emit_restore_sse_regs_using_mov): Likewise.
5800 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
5801 it through to ix86_emit_restore_reg_using_pop.
5802 (ix86_emit_leave): Add RED_OFFSET argument. Call
5803 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
5804 instead of adding REG_CFA_OFFSET note unconditionally.
5805 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
5806 the above functions. Call ix86_add_queued_cfa_restore_notes when
5809 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
5810 force output of the label even for dwarf2out_do_cfi_asm.
5811 (add_fde_cfi): If -g2 and above and cfi might change CFA,
5812 force creation of CFI label and chain DW_CFA_set_loc jumping to it
5813 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
5815 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
5816 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
5817 dwarf2out_cfi_label callers.
5818 * tree.h (dwarf2out_cfi_label): Adjust prototype.
5819 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
5820 Adjust dwarf2out_cfi_label callers.
5821 * config/vax/vax.c (vax_output_function_prologue): Likewise.
5823 * config/i386/i386.h (struct machine_cfa_state,
5824 struct machine_function): Guard with ifndef USED_FOR_TARGET
5825 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
5828 * emutls.c (__emutls_get_address): Change arr->size to mean number
5829 of allocated arr->data entries instead of # of slots + 1.
5832 * recog.c (peep2_reinit_state): New function.
5833 (peephole2_init_state): Use it at the end of a basic block and also
5834 when seeing a RTX_FRAME_RELATED_P insn.
5836 2009-06-01 Steve Ellcey <sje@cup.hp.com>
5838 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
5839 fixuns_truncrfdi2): New.
5840 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
5841 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
5842 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
5843 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
5844 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
5845 *recip_approx): Remove.
5846 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
5847 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
5848 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
5850 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
5853 2009-06-01 Ian Lance Taylor <iant@google.com>
5855 * attribs.c (register_attribute): Use CONST_CAST.
5856 * collect2.c (main): Use CONST_CAST2.
5857 (scan_prog_file): Likewise.
5858 * gcc.c (process_command, main): Likewise.
5859 * toplev.c (toplev_main): Likewise.
5861 * c-typeck.c (handle_warn_cast_qual): New static function,
5862 partially broken out of build_c_cast.
5863 (build_c_cast): Call handle_warn_cast_qual.
5864 * doc/invoke.texi (Warning Options): Document new effect of
5867 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
5869 * diagnostic.c (diagnostic_build_prefix): Always print columns.
5870 (diagnostic_report_current_module): Print columns.
5871 * common.opt (flag_show_column): Enable by default.
5873 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
5875 * alias.c (find_base_term): Check for NULL term before returning.
5877 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5879 Revert due to PR40320:
5880 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5881 * calls.c (emit_library_call_value_1): Don't force_operand for move
5884 2009-06-01 Olivier Hainque <hainque@adacore.com>
5885 Eric Botcazou <ebotcazou@adacore.com>
5887 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
5888 to be processed as a bitfield for constructor output purposes.
5889 * output.h (initializer_constant_valid_for_bitfield_p): Declare
5891 * varasm.c (oc_local_state): New type, output_constructor
5892 local state to support communication with helpers.
5893 (oc_outer_state): New type, output_constructor outer state of
5894 relevance in recursive calls.
5895 (output_constructor_array_range): New output_constructor helper,
5896 extracted code for an array range element.
5897 (output_constructor_regular_field): New output_constructor helper,
5898 extracted code for an element that is not a bitfield.
5899 (output_constructor_bitfield): New output_constructor helper,
5900 extracted code for a bitfield element. Accept an OUTER state
5901 argument for recursive processing. Recurse on record or array
5902 CONSTRUCTOR values, possibly past noop conversions.
5903 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
5904 VALUE is a valid constant-valued expression for use in a static
5905 bit-field initializer.
5906 (output_constructor): Rework to use helpers. Accept and honor an
5907 OUTER state argument for recursive calls. Return total size. Be
5908 prepared for nested constructors initializing bitfields.
5909 (output_constant): Feed OUTER in calls to output_constructor.
5911 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5913 * calls.c (emit_library_call_value_1): Don't force_operand for move
5916 2009-06-01 Nick Clifton <nickc@redhat.com>
5918 * doc/invoke.texi (IA-64 Options): Fix typo.
5920 2009-06-01 Ira Rosen <irar@il.ibm.com>
5922 PR tree-optimization/39129
5923 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
5925 (vect_do_peeling_for_loop_bound): Use
5926 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
5927 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
5928 (vect_loop_versioning): Likewise.
5929 (vect_create_cond_for_alias_checks): Fix indentation.
5930 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
5932 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
5933 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
5934 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
5935 "control flow in loop".
5936 (vect_estimate_min_profitable_iters): Use
5937 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
5938 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
5939 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
5940 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
5941 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
5942 statement belongs to a group of strided accesses with the exact code
5944 (vectorizable_load): Likewise.
5945 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
5946 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
5948 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
5950 * config/freebsd-stdint.h: New file.
5951 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
5952 Add freebsd-stdint.h to tm_file.
5954 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
5956 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
5957 (thumb2_extendhidi2): Likewise.
5959 2009-05-31 Ian Lance Taylor <iant@google.com>
5961 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
5963 2009-05-31 Ian Lance Taylor <iant@google.com>
5965 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
5966 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
5967 (ipa-reference.o): Depend upon gt-ipa-reference.h.
5969 2009-05-31 Jason Merrill <jason@redhat.com>
5971 * tree-pretty-print.c (print_call_name): Take the callee, not the
5972 call itself. Make non-static. Use dump_function_name for functions.
5973 (dump_generic_node): Adjust.
5974 * diagnostic.h: Declare print_call_name.
5975 * gimple-pretty-print.c (dump_gimple_call): Use it.
5977 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
5979 * config/sh/sh.md (ashldi3_std): New define_expand.
5982 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
5985 * config/sh/sh.c: Include debug.h.
5986 (sh_expand_epilogue): Emit a blockage insn before the frame
5987 pointer adjustment also when dwarf2out_do_frame returns true.
5989 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
5991 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
5992 (thumb2_extendqidi2): New pattern.
5994 2009-05-31 Ira Rosen <irar@il.ibm.com>
5996 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
5997 mark phis for renaming.
5998 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
5999 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
6000 Call mark_sym_for_renaming.
6001 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
6002 * tree-vect-loop.c (vect_transform_loop): Remove
6003 vect_memsyms_to_rename initialization and a call to
6004 mark_set_for_renaming.
6006 2009-05-31 Jakub Jelinek <jakub@redhat.com>
6009 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
6010 frame related even if !set_cfa && style < 0.
6012 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
6014 * config/i386/mingw-tls.c: New file.
6015 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
6016 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
6017 defining _WIN32 but not __CYGWIN__.
6019 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6021 * configure.ac: Add MPC support.
6023 * config.in, configure: Regenerate.
6025 2009-05-29 Richard Henderson <rth@redhat.com>
6027 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
6028 NOTE_INSN_BASIC_BLOCK.
6029 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
6030 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
6031 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
6033 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
6035 (add_cfi): Disable check redefining cfa away from drap.
6036 (lookup_cfa_1): Add remember argument; handle remember/restore.
6037 (lookup_cfa): Pass remember argument.
6038 (cfa_remember): New.
6039 (compute_barrier_args_size_1): Remove sibcall check.
6040 (dwarf2out_frame_debug_def_cfa): New.
6041 (dwarf2out_frame_debug_adjust_cfa): New.
6042 (dwarf2out_frame_debug_cfa_offset): New.
6043 (dwarf2out_frame_debug_cfa_register): New.
6044 (dwarf2out_frame_debug_cfa_restore): New.
6045 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
6046 (dwarf2out_begin_epilogue): New.
6047 (dwarf2out_frame_debug_restore_state): New.
6048 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
6049 DW_CFA_restore_state.
6050 (output_cfi_directive): Likewise.
6051 (convert_cfa_to_fb_loc_list): Likewise.
6052 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
6053 * dwarf2out.h: Update.
6054 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
6055 (copy_insn_1): Early out for null.
6056 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
6057 and dwarf2out_frame_debug_restore_state.
6058 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
6059 (prologue_insn_hash, epilogue_insn_hash): New.
6060 (free_after_compilation): Adjust freeing accordingly.
6061 (record_insns): Create hash table if needed; push insns into
6062 hash instead of array.
6063 (maybe_copy_epilogue_insn): New.
6064 (contains): Search hash table instead of array.
6065 (sibcall_epilogue_contains): Remove.
6066 (thread_prologue_and_epilogue_insns): Split eh_return insns
6067 and mark them as epilogues.
6068 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
6069 scanning in terms of basic blocks.
6070 * insn-notes.def (CFA_RESTORE_STATE): New.
6071 * jump.c (returnjump_p_1): Accept EH_RETURN.
6072 (eh_returnjump_p_1, eh_returnjump_p): New.
6073 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
6074 CFA_REGISTER, CFA_RESTORE): New.
6075 * rtl.def (EH_RETURN): New.
6076 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
6078 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
6079 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
6081 * config/i386/i386.c (gen_push): Update cfa state.
6082 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
6083 add a CFA_ADJUST_CFA note.
6084 (ix86_dwarf_handle_frame_unspec): Remove.
6085 (ix86_expand_prologue): Update cfa state.
6086 (ix86_emit_restore_reg_using_pop): New.
6087 (ix86_emit_restore_regs_using_pop): New.
6088 (ix86_emit_leave): New.
6089 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
6090 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
6091 * config/i386/i386.h (struct machine_cfa_state): New.
6092 (ix86_cfa_state): New.
6093 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
6094 (eh_return_internal): Merge from eh_return_<mode>,
6095 use eh_return rtx, split w/ epilogue.
6097 2009-05-29 Ian Lance Taylor <iant@google.com>
6099 * builtins.c (validate_gimple_arglist): Don't use va_arg with
6101 * calls.c (emit_library_call_value_1): Likewise.
6103 * c-typeck.c (c_build_va_arg): New function.
6104 * c-tree.h (c_build_va_arg): Declare.
6105 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
6106 instead of build_va_arg.
6108 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
6110 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
6111 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
6112 (ptr_difference_cost): Use affine combinations to compute it.
6113 (difference_cost): Likewise.
6114 (get_computation_cost_at): Compute more accurate cost for addresses
6115 if the ratio is a multiplier allowed in addresses.
6116 For non-addresses, consider that an additional offset or symbol is
6119 2009-05-29 Jakub Jelinek <jakub@redhat.com>
6121 * config/i386/i386.c (ix86_decompose_address): Avoid useless
6122 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
6124 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
6125 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
6126 (prefix_rex): For UNIT_MMX don't imply the prefix by default
6128 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
6129 to 1 for TYPE_SSE{IADD1,CVT1}.
6130 (prefix_vex_imm8): Removed.
6131 (length_vex): Only pass 1 as second argument to
6132 ix86_attr_length_vex_default if prefix_extra is 0.
6133 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
6134 (length): For prefix vex computation use length_immediate
6135 attribute instead of prefix_vex_imm8.
6136 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
6137 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
6138 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
6139 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
6140 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
6141 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
6142 a space in between the operands.
6143 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
6144 if one operand is 0xff and the other one si, di, bp or sp.
6145 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
6146 other one si, di, bp or sp.
6147 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
6148 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
6149 type and mode attributes.
6150 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
6151 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
6152 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
6153 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
6154 prefix_data16 attribute iff MODE_DF.
6155 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
6156 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
6157 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
6158 constm128_operand in length_immediate computation.
6159 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
6160 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
6161 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
6162 length_immediate attribute to 1.
6163 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
6164 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
6165 for certain alternatives.
6166 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
6167 prefix_data16 attribute if MODE_V1DF.
6168 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
6169 length_immediate to 1.
6170 (set_got_rex64, set_rip_rex64): Remove length attribute, set
6171 length_address to 4, set mode attribute to MODE_DI.
6172 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
6173 (fxam<mode>2_i387): Set length attribute to 4.
6174 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
6175 *prefetch_3dnow_rex): Override length_address attribute.
6176 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
6178 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
6179 (constm128_operand): Removed.
6180 * config/i386/i386.c (memory_address_length): For
6181 disp && !index && !base in 64-bit mode account for SIB byte if
6182 print_operand_address can't optimize disp32 into disp32(%rip)
6183 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
6184 for fs: or gs: segment.
6185 (ix86_attr_length_immediate_default): When checking if shortform
6186 is possible, truncate immediate to the length of the non-shortened
6188 (ix86_attr_length_address_default): Ignore MEM_P operands
6190 (ix86_attr_length_vex_default): Only check for DImode on
6191 GENERAL_REG_P operands.
6192 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
6193 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
6194 (sse_cvttps2pi): Clear prefix_rep attribute.
6195 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
6197 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
6198 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
6199 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
6200 iff operand 2 is const_int_operand.
6201 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
6202 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
6203 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
6205 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
6207 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
6208 prefix_data16 attribute for movlpd and movhpd instructions.
6209 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
6210 length_immediate for shufpd instruction.
6211 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
6212 (avx_cmpp<avxmodesuffixf2c><mode>3,
6213 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
6214 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
6215 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
6216 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
6217 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
6218 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
6219 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
6220 prefix_data16 attribute for the first alternative to 1.
6221 (*avx_loadlps): Override length_immediate for the first alternative.
6222 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
6223 attributes for second alternative.
6224 (*vec_concatv2sf_sse4_1): Override length_immediate and
6225 prefix_data16 attributes for second alternative.
6226 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
6227 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
6228 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
6229 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
6230 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
6231 prefix_data16 and length_immediate to 1.
6232 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
6234 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
6235 prefix_extra attribute for variants that don't have 0f prefix alone.
6236 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
6237 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
6238 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
6239 *sse4_1_pextrd): Set length_immediate to 1.
6240 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
6241 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
6243 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
6244 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
6245 length_immediate to 1 for second alternative.
6246 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
6247 prefix_extra and length_immediate attributes for the first
6249 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
6251 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
6252 to 1 for the first and third alternative.
6253 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
6255 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
6257 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
6259 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
6260 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
6261 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
6262 *avx_psign<mode>3): Set prefix_extra attribute to 1.
6263 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
6264 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
6265 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
6266 ssse3_psign<mode>3): Override prefix_rex attribute.
6267 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
6268 (ssse3_palignrti): Override length_immediate to 1.
6269 (ssse3_palignrdi): Override length_immediate to 1, override
6270 prefix_rex attribute.
6271 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
6272 (sse4a_extrqi): Override length_immediate to 2.
6273 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
6274 (sse4a_insertq): Override prefix_data16 to 0.
6275 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
6276 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
6277 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
6278 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
6279 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
6280 and length_immediate to 1.
6281 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
6282 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
6283 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
6284 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
6285 and length_immediate to 1.
6286 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
6287 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
6288 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
6289 avx_ptest256): Override prefix_extra to 1.
6290 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
6291 Override prefix_data16 and length_immediate to 1.
6292 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
6293 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
6294 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
6295 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
6296 prefix_data16 to 0 and prefix_extra to 2.
6297 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
6298 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
6300 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
6301 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
6302 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
6303 and prefix_extra to 2.
6304 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
6305 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
6306 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
6307 avx_vpermilvar<mode>3,
6308 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
6309 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
6310 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
6311 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
6312 Override prefix_extra to 1.
6313 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
6314 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
6315 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
6316 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
6317 prefix_extra and length_immediate to 1.
6318 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
6320 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
6321 to 1 for the first alternative.
6322 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
6323 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
6325 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
6326 *movv2sf_internal_avx, *movv2sf_internal): Override
6327 prefix_rep attribute for certain alternatives.
6328 (*mov<mode>_internal): Override prefix_rep or prefix_data16
6329 attributes for certain alternatives.
6330 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
6331 attributes for certain alternatives.
6332 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
6333 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
6334 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
6335 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
6336 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
6337 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
6338 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
6339 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
6340 length_immediate to 1 if operand 2 is const_int_operand.
6341 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
6342 *vec_extractv2si_1): Set length_immediate attribute to 1.
6343 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
6344 using old 3DNOW insn rather than SSE/3DNOW_A.
6345 (mmx_emms, mmx_femms): Clear modrm attribute.
6347 2009-05-29 Martin Jambor <mjambor@suse.cz>
6349 * tree-sra.c: New implementation of SRA.
6351 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
6352 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
6353 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
6354 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
6355 (SRA_MAX_STRUCTURE_COUNT): Removed.
6356 (SRA_FIELD_STRUCTURE_RATIO): Removed.
6357 * doc/invoke.texi (sra-max-structure-size): Removed.
6358 (sra-field-structure-ratio): Removed.
6360 2009-05-29 Jakub Jelinek <jakub@redhat.com>
6363 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
6366 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
6368 PR rtl-optimization/40101
6369 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
6370 seqno. Adjust comment.
6371 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
6372 inserting bookkeeping before a jump, the jump is not scheduled.
6373 When no positive seqno found, provide a value. Add comment.
6375 2009-05-29 Richard Guenther <rguenther@suse.de>
6377 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
6378 short-cutting on the first component.
6380 2009-05-29 Jakub Jelinek <jakub@redhat.com>
6383 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
6384 for trees other than decls/types.
6386 2009-05-29 Richard Guenther <rguenther@suse.de>
6388 * tree-ssa-operands.c (get_expr_operands): Do not handle
6389 INDIRECT_REFs in the handled-component case. Remove
6390 unused get_ref_base_and_extent case.
6391 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
6392 tree_low_cst and host_integerp where possible.
6393 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
6394 codes for equivalence.
6395 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
6397 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
6399 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
6400 to tmake_file for i[34567]86-*-cygwin*.
6402 2009-05-29 Jakub Jelinek <jakub@redhat.com>
6405 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
6406 (altivec_categorize_keyword, init_vector_keywords,
6407 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
6410 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
6412 * tree.c (handle_dll_attribute): Check if node is
6413 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
6415 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
6417 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
6419 (thumb2_zero_extendqidi2): Likewise.
6421 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
6423 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
6424 instead of gen_movrt.
6425 * config/sh/sh.md (movrt): Remove.
6427 2009-05-28 Steve Ellcey <sje@cup.hp.com>
6429 * doc/invoke.texi (IA-64 Options):
6430 Add -msdata, -mfused-madd, -mno-inline-float-divide,
6431 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
6432 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
6433 -msched-prefer-non-control-spec-insns,
6434 -msched-stop-bits-after-every-cycle,
6435 -msched-count-spec-in-critical-path,
6436 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
6437 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
6438 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
6439 and -msched-spec-verbose.
6441 2009-05-28 Joseph Myers <joseph@codesourcery.com>
6443 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
6444 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
6446 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
6448 2009-05-28 Richard Guenther <rguenther@suse.de>
6450 * tree-ssa-alias.c (ao_ref_init): New function.
6451 (ao_ref_base): Likewise.
6452 (ao_ref_base_alias_set): Likewise.
6453 (ao_ref_alias_set): Likewise.
6454 (refs_may_alias_p_1): Change signature.
6455 (refs_may_alias_p): Adjust.
6456 (refs_anti_dependent_p): Likewise.
6457 (refs_output_dependent_p): Likewise.
6458 (call_may_clobber_ref_p_1): Change signature.
6459 (call_may_clobber_ref_p): Adjust.
6460 (stmt_may_clobber_ref_p_1): New function split out from ...
6461 (stmt_may_clobber_ref_p): ... here.
6462 (maybe_skip_until): Adjust signature.
6463 (get_continuation_for_phi): Likewise.
6464 (walk_non_aliased_vuses): Likewise.
6465 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
6466 (ao_ref_init): Declare.
6467 (ao_ref_base): Likewise.
6468 (ao_ref_alias_set): Likewise.
6469 (stmt_may_clobber_ref_p_1): Likewise.
6470 (walk_non_aliased_vuses): Adjust.
6471 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
6472 (get_ref_from_reference_ops): remove.
6473 (vn_reference_lookup_2): Adjust signature.
6474 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
6475 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
6476 (vn_reference_lookup): Adjust.
6477 (vn_reference_insert): Likewise.
6478 (vn_reference_insert_pieces): Adjust signature.
6479 (visit_reference_op_call): Adjust.
6480 * tree-ssa-pre.c (get_expr_type): Simplify.
6481 (phi_translate_1): Adjust.
6482 (compute_avail): Likewise.
6483 (translate_vuse_through_block): Do not re-build trees.
6484 (value_dies_in_block_x): Likewise.
6485 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
6487 (vn_reference_lookup_pieces): Adjust declaration.
6488 (vn_reference_insert_pieces): Likewise.
6490 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
6492 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
6493 with checking disabled.
6495 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
6499 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
6500 macro definition for support of three-operand format aligned
6501 .comm directive in assembler on cygwin/pe/mingw target OS.
6502 * configure: Regenerate.
6503 * config.h: Regenerate.
6505 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
6506 aligned form of .comm directive if -mpe-aligned-commons is in effect.
6507 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
6509 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
6510 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
6512 2009-05-28 Ira Rosen <irar@il.ibm.com>
6514 PR tree-optimization/40254
6515 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
6516 in analysis of basic blocks.
6518 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
6521 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
6522 * target-def.h (TARGET_CONST_ANCHOR): New macro.
6523 (TARGET_INITIALIZER): Use it.
6524 * cse.c (CHEAPER): Move it up to the other macros.
6525 (insert): Rename this ...
6526 (insert_with_costs): ... to this. Add cost parameters. Update
6528 (insert): New function. Call insert_with_costs.
6529 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
6530 find_reg_offset_for_const, try_const_anchors): New functions.
6531 (cse_insn): Call try_const_anchors. Adjust cost of src_related
6532 when using a const-anchor. Call insert_const_anchors.
6533 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
6534 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
6536 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
6538 * tree-inline.c (remap_decls): Enable nonlocalized variables
6539 when not optimizing.
6541 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
6543 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
6544 Simplify other tests involving optimize.
6546 2009-05-27 Tom Tromey <tromey@redhat.com>
6548 * unwind-dw2.c (_Unwind_DebugHook): New function.
6549 (uw_install_context): Call _Unwind_DebugHook.
6551 2009-05-27 Tom Tromey <tromey@redhat.com>
6553 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
6555 2009-05-27 Ian Lance Taylor <iant@google.com>
6557 * Makefile.in (LINKER, LINKER_FLAGS): Define.
6558 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
6559 (ALL_LINKERFLAGS): Define.
6560 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
6561 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
6562 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
6563 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
6564 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
6565 $(LINKER_FOR_BUILD).
6566 (build/gcov-iov$(build_exeext)): Likewise.
6568 2009-05-27 Julian Brown <julian@codesourcery.com>
6570 * gcse.c (target.h): Include.
6571 (can_assign_to_reg_without_clobbers_p): Check that the target allows
6572 copy of argument to a pseudo register.
6574 2009-05-27 Diego Novillo <dnovillo@google.com>
6576 * tree-ssa-live.c (dump_scope_block): Document arguments.
6577 (dump_scope_blocks): Document.
6578 (debug_scope_blocks): New.
6579 * tree-flow.h (debug_scope_blocks): Declare.
6581 2009-05-21 Denis Chertykov <denisc@overta.ru>
6583 * doc/contrib.texi (Contributors): Add myself to the list.
6585 2009-05-27 Olivier Hainque <hainque@adacore.com>
6587 * expr.c (target_align): New function. Alignment the TARGET of an
6588 assignment may be assume to have.
6589 (highest_pow2_factor_for_target): Use it instead of relying on
6590 immediate tree attributes of TARGET, not necessarily honored when
6591 intermediate bitfields are involved.
6593 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
6596 * config/i386/driver-i386.c (host_detect_local_cpu): Support
6597 AVX, SSE4, AES, PCLMUL and POPCNT.
6599 2009-05-27 Diego Novillo <dnovillo@google.com>
6601 * tree-pretty-print.c (dump_location): New.
6602 (dump_generic_node): Call it.
6603 Factor code to handle BLOCK nodes ...
6604 (dump_block_node): ... here.
6606 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
6608 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
6610 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
6612 * gcc-plugin.h: Include config.h and system.h.
6613 (IN_GCC): Define if not defined.
6615 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
6618 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
6621 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
6623 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
6625 * config/m32r/m32r.h: Ditto.
6626 * config/m32r/m32r.md: Ditto.
6627 * config/m32r/predicates.md: Ditto.
6629 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
6631 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
6633 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
6636 (Loading plugins): typo.
6637 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
6638 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
6639 (Interacting with the GCC Garbage Collector): Added new section.
6640 (Giving information about a plugin): Added new section for
6642 * ggc.h (ggc_register_root_tab): Added declaration.
6643 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
6644 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
6645 (register_callback): Improved comment in declaration.
6646 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
6647 (extra_root_vec) Added static variable for dynamic roots registration.
6648 (ggc_register_root_tab) Added new routine.
6649 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
6650 PLUGIN_GGC_MARKING event.
6651 * ggc-zone.c: Include plugin.h.
6652 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
6653 * ggc-page.c: Include plugin.h.
6654 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
6655 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
6656 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
6657 (register_callback): check lack of callbacks for
6658 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
6659 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
6660 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
6661 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
6662 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
6663 dependency on plugin.h.
6664 (plugin.o): Added dependency on ggc.h...
6666 2009-05-26 Richard Guenther <rguenther@suse.de>
6670 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
6671 with mismatched comparison modes.
6673 * expr.c (expand_expr_real_1): Expand the operand of a
6674 VIEW_CONVERT_EXPR in its natural mode.
6676 2009-05-26 Ian Lance Taylor <iant@google.com>
6678 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
6679 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
6680 (ALL_COMPILERFLAGS): Define.
6681 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
6682 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
6683 (collect2$(exeext), collect2.o): Likewise.
6684 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
6685 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
6686 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
6687 (libbackend.o, intl.o, cppdefault.o): Likewise.
6688 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
6689 (build/%.o): Use $(COMPILER_FOR_BUILD).
6690 (build/gen%$(build_exeext)): Likewise.
6691 (build/gcov-iov$(build_exeext)): LIkewise.
6692 * config/t-darwin (darwin.o): Use $(COMPILER).
6693 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
6694 * config/t-sol2 (sol2-c.o): Likewise.
6696 * config/t-vxworks (vxworks.o): Likewise.
6697 * config/x-darwin (host-darwin.o): Likewise.
6698 * config/x-hpux (host-hpux.o): Likewise.
6699 * config/x-linux (host-linux.o): Likewise.
6700 * config/x-solaris (host-solaris.o): Likewise.
6701 * config/alpha/x-alpha (driver-alpha.o): Likewise.
6702 * config/arm/t-arm (arm-c.o): Likewise.
6703 * config/arm/t-pe (pe.o): Likewise.
6704 * config/arm/t-wince-pe (pe.o): Likewise.
6705 * config/i386/t-cygming (winnt.o): Likewise.
6706 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
6707 * config/i386/t-cygwin (cygwin1.o): Likewise.
6708 (cygwin2.o): Likewise.
6709 * config/i386/t-i386 (i386-c.o): Likewise.
6710 * config/i386/t-interix (winnt.o): Likewise.
6711 * config/i386/t-netware (netware.o): Likewise.
6712 * config/i386/t-nwld (nwld.o): Likewise.
6713 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
6714 * config/i386/x-i386 (driver-i386.o): Likewise.
6715 * config/i386/x-cygwin (host-cygwin.o): Likewise.
6716 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
6717 * config/ia64/t-ia64 (ia64-c.o): Likewise.
6718 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
6719 * config/mips/x-native (driver-native.o): Likewise.
6720 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
6721 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
6722 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
6723 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
6724 * config/score/t-score-elf (score7.o): Likewise.
6725 (score3.o): Likewise.
6726 * config/sh/t-sh (sh-c.o): Likewise.
6727 * config/sh/t-symbian (sh-c.o): Likewise.
6728 (symbian.o): Likewise.
6729 * config/spu/t-spu-elf (spu-c.o): Likewise.
6730 * config/v850/t-v850 (v850-c.o): Likewise.
6731 * config/v850/t-v850e (v850-c.o): Likewise.
6733 2009-05-26 Richard Guenther <rguenther@suse.de>
6735 PR tree-optimization/40122
6736 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
6737 VECTOR_CSTs if possible.
6738 (fold_gimple_assign): Likewise.
6740 2009-05-26 Richard Guenther <rguenther@suse.de>
6743 * fold-const.c (fold_binary): Use the correct types for building
6746 2009-05-26 Richard Guenther <rguenther@suse.de>
6748 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
6749 redundant calls to merge_alias_info.
6750 (bump_vector_ptr): Likewise.
6751 * tree-ssa-copy.c (merge_alias_info): Remove.
6752 (replace_exp_1): Remove call to merge_alias_info.
6753 (propagate_tree_value): Likewise.
6754 (fini_copy_prop): Propagate points-to info.
6755 * tree-flow.h (merge_alias_info): Remove.
6757 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
6759 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
6761 2009-05-25 Jan Hubicka <jh@suse.cz>
6763 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
6764 * cgraph.h (struct inline_summary): New filed self_wize,
6765 size_inlining_benefit, self_time and time_inlining_benefit.
6766 (struct cgraph_global_info): Replace insns by time ans size fields.
6767 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
6768 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
6769 (ipcp_update_callgraph): Do not touch function bodies.
6770 * ipa-inline.c: Include except.h
6771 (MAX_TIME): New constant.
6772 (overall_insns): Remove.
6774 (overall_size, max_benefit): New static variables.
6775 (cgraph_estimate_time_after_inlining): New function.
6776 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
6777 (cgraph_clone_inlined_nodes): Update size.
6778 (cgraph_mark_inline_edge): Update size.
6779 (cgraph_estimate_growth): Use size info.
6780 (cgraph_check_inline_limits): Check size.
6781 (cgraph_default_inline_p): Likewise.
6782 (cgraph_edge_badness): Compute badness based on benefit and size cost.
6783 (cgraph_decide_recursive_inlining): Check size.
6784 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
6786 (cgraph_decide_inlining): Likewise.
6787 (cgraph_decide_inlining_incrementally): Likewise; honor
6788 PARAM_EARLY_INLINING_INSNS.
6789 (likely_eliminated_by_inlining_p): New predicate.
6790 (estimate_function_body_sizes): New function.
6791 (compute_inline_parameters): Use it.
6792 * except.c (must_not_throw_labels): New function.
6793 * except.h (must_not_throw_labels): Declare.
6794 * tree-inline.c (init_inline_once): Kill inlining_weigths
6795 * tree-ssa-structalias.c: Avoid uninitialized warning.
6796 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
6797 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
6798 (PARAM_INLINE_CALL_COST): Remove.
6799 (PARAM_EARLY_INLINING_INSNS): New.
6801 2009-05-25 Richard Guenther <rguenther@suse.de>
6803 PR tree-optimization/36327
6804 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
6805 callback for reference translation or lookup at the point of may-defs.
6806 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
6807 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
6808 for union COMPONENT_REFs.
6809 (vn_reference_lookup_3): New callback. Lookup from memset
6810 and CONSTRUCTOR assignment, translate through struct copies.
6811 (vn_reference_lookup_pieces): Make sure to not free the
6812 passed operands array. Adjust walk_non_aliased_vuses call.
6813 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
6814 make sure we do not leak memory.
6816 2009-05-25 Richard Guenther <rguenther@suse.de>
6818 * tree-ssa-alias.h (dump_points_to_solution): Declare.
6819 * tree-inline.c (expand_call_inline): Reset the escaped and
6821 * tree-ssa-structalias.c (pass_build_ealias): New.
6822 * tree-pass.h (pass_build_ealias): Declare.
6823 * passes.c (init_optimization_passes): Add PTA during
6824 early optimizations.
6825 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
6826 and CALLUSED solutions.
6827 (dump_points_to_solution): New function, split out from ...
6828 (dump_points_to_info_for): ... here.
6829 * tree-parloops.c (parallelize_loops): Reset the escaped and
6832 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6835 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
6836 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
6838 2009-05-25 Ira Rosen <irar@il.ibm.com>
6840 PR tree-optimization/40238
6841 * tree-vect-stmts.c (vect_init_vector): Insert initialization
6842 statements after basic block's labels.
6843 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
6844 to free the allocated memory.
6846 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
6848 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
6849 return address with a USE.
6851 2009-05-24 Richard Guenther <rguenther@suse.de>
6854 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
6855 array type from the main variant of the inner type.
6857 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6859 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
6860 definition to bool (from int) to un-break build.
6861 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
6863 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
6865 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
6866 discard_stmt_changes): Delete.
6867 * tree-ssa-operands.c (scb_stack): Delete.
6868 (init_ssa_operands): Do not initialize it.
6869 (fini_ssa_operands): Do not free it.
6870 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
6872 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
6873 update_stmt, remove the others. Fix comments.
6874 * tree-dfa.c (optimize_stack_restore): Likewise.
6875 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
6876 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
6877 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
6878 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
6880 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
6881 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
6882 (dom_opt_finalize_block): Likewise, adjusting access to
6884 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
6885 (stmts_to_rescan): Change item type to gimple.
6886 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
6888 2009-05-24 Ira Rosen <irar@il.ibm.com>
6890 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
6891 * tree-pass.h (pass_slp_vectorize): New pass.
6892 * params.h (SLP_MAX_INSNS_IN_BB): Define.
6893 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
6894 * tree-vectorizer.c (timevar.h): Include.
6895 (user_vect_verbosity_level): Declare.
6896 (vect_location): Fix comment.
6897 (vect_set_verbosity_level): Update user_vect_verbosity_level
6898 instead of vect_verbosity_level.
6899 (vect_set_dump_settings): Add an argument. Ignore user defined
6900 verbosity if dump flags require higher level of verbosity. Print to
6901 stderr only for loop vectorization.
6902 (vectorize_loops): Update call to vect_set_dump_settings.
6903 (execute_vect_slp): New function.
6904 (gate_vect_slp): Likewise.
6905 (struct gimple_opt_pass pass_slp_vectorize): New.
6906 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
6908 (vec_info_for_bb): New function.
6909 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
6910 (VECTORIZATION_ENABLED): New macro.
6911 (SLP_ENABLED, SLP_DISABLED): Likewise.
6912 (vect_is_simple_use): Add bb_vec_info argument.
6913 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
6914 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
6915 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
6916 vect_schedule_slp, vect_analyze_slp): Likewise.
6917 (vect_analyze_stmt): Add slp_tree argument.
6918 (find_bb_location): Declare.
6919 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
6920 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
6921 (vect_analyze_loop_operations, vect_analyze_loop,
6922 get_initial_def_for_induction, vect_create_epilog_for_reduction,
6923 vect_finalize_reduction, vectorizable_reduction,
6924 vectorizable_live_operation, vect_transform_loop): Likewise.
6925 * tree-data-ref.c (dr_analyze_innermost): Update comment,
6926 skip evolution analysis if analyzing a basic block.
6927 (dr_analyze_indices): Likewise.
6928 (initialize_data_dependence_relation): Skip the test whether the
6929 object is invariant for basic blocks.
6930 (compute_all_dependences): Skip dependence analysis for data
6931 references in basic blocks.
6932 (find_data_references_in_stmt): Don't fail in case of invariant
6933 access in basic block.
6934 (find_data_references_in_bb): New function.
6935 (find_data_references_in_loop): Move code to
6936 find_data_references_in_bb and add a call to it.
6937 (compute_data_dependences_for_bb): New function.
6938 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
6939 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
6941 (vect_analyze_data_ref_dependence): Check for interleaving in case of
6942 unknown dependence in basic block and fail in case of dependence in
6944 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
6945 dependence instances from either loop or basic block vectorization
6947 (vect_compute_data_ref_alignment): Check if it is loop vectorization
6948 before calling nested_in_vect_loop_p.
6949 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
6950 dependence instances from either loop or basic block vectorization
6952 (vect_verify_datarefs_alignment): Likewise.
6953 (vect_enhance_data_refs_alignment): Adjust function calls.
6954 (vect_analyze_data_refs_alignment): Likewise.
6955 (vect_analyze_group_access): Fix printing. Skip different checks if
6956 DR_STEP is 0. Keep strided stores either in loop or basic block
6957 vectorization data structure. Fix indentation.
6958 (vect_analyze_data_ref_access): Fix comments, allow zero step in
6960 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
6961 dependence instances from either loop or basic block vectorization
6963 (vect_analyze_data_refs): Update comment. Call
6964 compute_data_dependences_for_bb to analyze basic blocks.
6965 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
6966 case of loop vectorization. In case of basic block vectorization use
6967 data-ref itself as a base.
6968 (vect_create_data_ref_ptr): In case of basic block vectorization:
6969 don't advance the pointer, add new statements before the current
6970 statement. Adjust function calls.
6971 (vect_supportable_dr_alignment): Support only aligned accesses in
6972 basic block vectorization.
6973 * common.opt (ftree-slp-vectorize): New flag.
6974 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
6975 (vect_pattern_recog_1): Likewise.
6976 * tree-vect-stmts.c (process_use): Likewise.
6977 (vect_init_vector): Add new statements in the beginning of the basic
6978 block in case of basic block SLP.
6979 (vect_get_vec_def_for_operand): Adjust function calls.
6980 (vect_finish_stmt_generation): Likewise.
6981 (vectorizable_call): Add assert that it is loop vectorization, adjust
6983 (vectorizable_conversion, vectorizable_assignment): Likewise.
6984 (vectorizable_operation): In case of basic block SLP, take
6985 vectorization factor from statement's type and skip the relevance
6986 check. Adjust function calls.
6987 (vectorizable_type_demotion): Add assert that it is loop
6988 vectorization, adjust function calls.
6989 (vectorizable_type_promotion): Likewise.
6990 (vectorizable_store): Check for outer loop only in case of loop
6991 vectorization. Adjust function calls. For basic blocks, skip the
6992 relevance check and don't advance pointers.
6993 (vectorizable_load): Likewise.
6994 (vectorizable_condition): Add assert that it is loop vectorization,
6995 adjust function calls.
6996 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
6997 that it is not reduction, get vector type, call only supported
6998 functions, skip loop specific parts.
6999 (vect_transform_stmt): Check for outer loop only in case of loop
7001 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
7002 (vect_is_simple_use): Fix comment, add new argument, fix conditions
7003 for external definition.
7004 * passes.c (pass_slp_vectorize): New pass.
7005 * tree-vect-slp.c (find_bb_location): New function.
7006 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
7007 check for patterns only in loops.
7008 (vect_build_slp_tree): Add argument, adjust function calls, fail in
7009 case of multiple types in basic block SLP.
7010 (vect_mark_slp_stmts_relevant): New function.
7011 (vect_supported_load_permutation_p): Fix comment.
7012 (vect_analyze_slp_instance): Add argument. In case of basic block
7013 SLP, take vectorization factor from statement's type, check that
7014 unrolling factor is 1. Adjust function call. Save SLP instance in
7015 either loop or basic block vectorization structure. Return FALSE,
7017 (vect_analyze_slp): Add argument. Get strided stores groups from
7018 either loop or basic block vectorization structure. Return FALSE
7019 if basic block SLP failed.
7020 (new_bb_vec_info): New function.
7021 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
7022 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
7023 (vect_schedule_slp): Add argument. Get SLP instances from either
7024 loop or basic block vectorization structure. Set vectorization factor
7025 to be 1 for basic block SLP.
7026 (vect_slp_transform_bb): New function.
7027 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
7029 2009-05-23 Mark Mitchell <mark@codesourcery.com>
7031 * final.c (shorten_branches): Do not align labels for jump tables.
7032 (final_scan_insn): Use JUMP_TABLE_DATA_P.
7034 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
7036 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
7037 Remove outdated reference to flow.c and fix nits.
7038 * doc/gccint.texi: Tweak RTL description.
7039 * doc/rtl.texi: Likewise.
7041 2009-05-23 Denis Chertykov <chertykov@gmail.com>
7043 * config/avr/avr.c: Change my email address.
7044 * config/avr/avr.h: Likewise.
7045 * config/avr/avr.md: Likewise.
7046 * config/avr/avr-protos.h: Likewise.
7047 * config/avr/libgcc.S: Likewise.
7049 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
7051 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
7052 (spu_split_load, spu_split_store): Change return type to int.
7053 (spu_split_convert): Declare.
7054 * config/spu/predicates.md (spu_mem_operand): Remove.
7055 (spu_mov_operand): Update.
7056 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
7057 * config/spu/spu.c (regno_aligned_for_load): Remove.
7058 (reg_aligned_for_addr, spu_expand_load): Define.
7059 (spu_expand_extv): Reimplement and handle MEM.
7060 (spu_expand_insv): Handle MEM.
7061 (spu_sched_reorder): Handle insn's with length 0.
7062 (spu_legitimate_address_p): Reimplement.
7063 (store_with_one_insn_p): Return TRUE for any mode with size
7064 larger than 16 bytes.
7065 (address_needs_split): Define.
7066 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
7068 (spu_convert_move): Define.
7069 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
7070 (spu_split_store): Change all MEM's to TImode.
7071 (spu_init_expanders): Preallocate registers that correspond to
7072 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
7074 (spu_split_convert): Define.
7075 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
7076 (_move<mode>, _movdi, _movti): Update predicate and condition.
7077 (load, store): Change to define_split.
7078 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
7080 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
7081 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
7082 define_insn_and_split of lshr<mode>3.
7083 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
7084 (<v>ashr<mode>3_imm): Define.
7085 (extv, extzv, insv): Allow MEM operands.
7086 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
7087 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
7088 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
7089 (_spu_convert2): Change to define_insn_and_split and remove the
7090 corresponding define_peephole2.
7091 (stack_protect_set, stack_protect_test, stack_protect_test_si):
7092 Change predicates to memory_operand.
7094 2009-05-22 Mark Mitchell <mark@codesourcery.com>
7096 * config/arm/thumb2.md: Add 16-bit multiply instructions.
7098 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7100 PR tree-optimization/40219
7101 * tree.c (iterative_hash_expr): Make sure the builtin function is
7102 a normal builtin function and not a front end or back end builtin
7103 before indexing into the built_in_decls array.
7105 2009-05-22 Richard Guenther <rguenther@suse.de>
7108 * alias.c (write_dependence_p): Do not use TBAA for answering
7109 anti-dependence or output-dependence.
7110 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
7111 (emit_pointer_definition): Remove.
7112 (emit_alias_warning): Likewise.
7113 (find_what_var_points_to): Remove TBAA pruning code.
7114 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
7116 (compute_points_to_sets): Remove code computing the set of
7117 dereferenced pointers.
7118 * tree-data-ref.c (dr_may_alias_p): Properly use the split
7119 oracle for querying anti and output dependencies.
7120 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
7121 if TBAA may be applied.
7122 (refs_anti_dependent_p): New function.
7123 (refs_output_dependent_p): Likewise.
7124 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
7125 (refs_output_dependent_p): Likewise.
7126 * doc/tree-ssa.texi (Memory model): New section.
7127 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
7128 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
7129 * cfgexpand.c (expand_gimple_basic_block): Do not handle
7130 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
7131 * expr.c (expand_expr_real_1): Likewise.
7132 * gimple-low.c (lower_stmt): Likewise.
7133 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
7134 (dump_gimple_cdt): Remove.
7135 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
7136 (gimple_size): Likewise.
7137 (walk_gimple_op): Likewise.
7138 (is_gimple_stmt): Likewise.
7139 (walk_stmt_load_store_addr_ops): Likewise.
7140 (gimple_build_cdt): Remove.
7141 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
7142 * gimple.h (gimple_cdt_new_type): Remove.
7143 (gimple_cdt_new_type_ptr): Likewise.
7144 (gimple_cdt_set_new_type): Likewise.
7145 (gimple_cdt_location): Likewise.
7146 (gimple_cdt_location_ptr): Likewise.
7147 (gimple_cdt_set_location): Likewise.
7148 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
7149 * tree-cfg.c (remove_useless_stmts_1): Do not handle
7150 GIMPLE_CHANGE_DYNAMIC_TYPE.
7151 (verify_types_in_gimple_stmt): Likewise.
7152 * tree-inline.c (estimate_num_insns): Likewise.
7153 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
7154 (copy_decl_to_var): Likewise.
7155 (copy_result_decl_to_var): Likewise.
7156 * tree-pretty-print.c (dump_generic_node): Do not handle
7157 CHANGE_DYNAMIC_TYPE_EXPR.
7158 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
7159 * tree-ssa-operands.c (get_expr_operands): Likewise.
7160 * tree-ssa-structalias.c (struct variable_info): Remove
7161 no_tbaa_pruning member.
7162 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
7163 (unify_nodes): Do not copy it.
7164 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
7165 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
7166 (set_uids_in_ptset): Do not check it.
7167 (find_what_var_points_to): Likewise.
7168 (compute_tbaa_pruning): Remove.
7169 (compute_points_to_sets): Do not call it.
7170 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
7171 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
7172 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
7173 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
7174 (DECL_NO_TBAA_P): Likewise.
7175 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
7176 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
7177 (expand_omp_atomic_pipeline): Do not set it.
7178 * print-tree.c (print_node): Do not dump it.
7179 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
7182 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
7185 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
7188 2009-05-22 Mark Mitchell <mark@codesourcery.com>
7190 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
7193 2009-05-22 Ben Elliston <bje@au.ibm.com>
7195 * Makefile.in (bversion.h, s-bversion): New targets.
7196 (TOPLEV_H): Add bversion.h.
7197 * toplev.h: Include "bversion.h".
7198 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
7199 the __format__ attribute only if compiling with the same version
7200 of GCC as the sources (the "build version").
7202 2009-05-22 Ben Elliston <bje@au.ibm.com>
7204 * c-format.c (handle_format_attribute): Fix comment typo.
7206 2009-05-21 Steve Ellcey <sje@cup.hp.com>
7209 * config/ia64/ia64.opt (mfused-madd): New.
7210 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
7211 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
7212 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
7213 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
7214 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
7215 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
7216 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
7217 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
7218 instruction if !TARGET_FUSED_MADD.
7219 (fpma, fpms): Remove colon from name.
7221 2009-05-22 Richard Guenther <rguenther@suse.de>
7223 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
7224 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
7225 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
7227 (create_expression_by_pieces): Only convert if necessary.
7228 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
7229 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
7231 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
7233 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
7234 regular pattern from a template and rename it ...
7235 (*extzv_truncsi_exts): ... to this.
7237 2009-05-21 Richard Guenther <rguenther@suse.de>
7239 * cgraph.h (struct cgraph_node): Remove inline_decl member.
7240 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
7241 (cgraph_default_inline_p): Likewise.
7242 (cgraph_decide_inlining_incrementally): Likewise.
7244 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
7245 Uros Bizjak <ubizjak@gmail.com>
7247 * config/i386/cpuid.h (bit_MOVBE): New.
7249 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
7251 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
7252 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
7253 (ix86_handle_option): Handle OPT_mmovbe.
7254 (ix86_target_string): Add -mmovbe.
7255 (pta_flags): Add PTA_MOVBE.
7256 (processor_alias_table): Add PTA_MOVBE to "atom".
7257 (override_options): Handle PTA_MOVBE.
7259 * config/i386/i386.h (TARGET_MOVBE): New.
7261 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
7262 (*bswapsi_movbe): New.
7263 (*bswapdi_movbe): Likewise.
7264 (bswapdi2): Renamed to ...
7266 (bswapdi2): New expander.
7268 * config/i386/i386.opt (mmovbe): New.
7270 * doc/invoke.texi: Document -mmovbe.
7272 2009-05-21 Taras Glek <tglek@mozilla.com>
7274 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
7275 * gcc-plugin.h (plugin_init): Updated signature.
7276 * gcc-plugin.h (plugin_name_args): Moved to this header.
7277 * doc/plugins.texi (plugin_init): Updated documention to reflect
7279 * doc/plugins.texi (plugin_name_args): Added to documention.
7281 2009-05-21 Mark Mitchell <mark@codesourcery.com>
7283 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
7284 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
7286 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
7288 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
7289 JUMP_TABLE_DATA_P predicates where applicable.
7290 * config/i386/predicates.md: Ditto.
7291 * config/i386/sse.md: Ditto.
7293 2009-05-21 Jakub Jelinek <jakub@redhat.com>
7295 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
7296 operand2 -128 override length_immediate attribute to 1.
7297 * config/i386/predicates.md (constm128_operand): New predicate.
7299 * config/i386/i386.c (memory_address_length): Handle %r12
7300 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
7302 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
7303 mode look through optional ZERO_EXTEND and SUBREG.
7304 * config/i386/i386.md (R12_REG): New define_constant.
7305 (prefix_data16): For sse unit set also for MODE_TI insns.
7306 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
7307 insns set if operand 1 is ext_QIreg_operand.
7308 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
7309 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
7311 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
7312 mode from MODE_DI to MODE_SI.
7313 (movdi_1_rex64): Override modrm and length_immediate attributes
7314 only for movabs (TYPE_IMOV, alternative 2).
7315 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
7316 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
7317 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
7318 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
7319 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
7320 prefix_rex attribute if DImode.
7321 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
7322 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
7323 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
7324 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
7325 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
7326 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
7327 Likewise. For TYPE_IMOV clear length_immediate attribute.
7328 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
7329 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
7330 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
7331 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
7332 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
7333 or one operand TYPE_ISHIFT.
7334 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
7335 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
7336 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
7337 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
7338 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
7339 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
7340 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
7341 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
7342 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
7343 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
7344 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
7345 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
7346 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
7347 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
7348 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
7349 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
7350 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
7351 set mode attribute, don't override length attribute.
7352 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
7354 (return_internal_long): Set length attribute to 2 instead of 1.
7355 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
7356 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
7357 prefix_rex attribute.
7358 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
7360 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
7362 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7364 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
7366 2009-05-20 Ian Lance Taylor <iant@google.com>
7368 * tree.c (build_tree_list_vec_stat): New function.
7369 (ctor_to_vec): New function.
7370 (build_nt_call_vec): New function.
7371 (build_call_array): Change args to be a const pointer.
7372 (build_call_vec): New function.
7373 * tree.h (build_nt_call_vec): Declare.
7374 (build_tree_list_vec_stat): Declare.
7375 (build_tree_list_vec): Define.
7376 (build_call_array): Update declaration.
7377 (build_call_vec): Declare.
7378 (ctor_to_vec): Declare.
7379 * c-common.c (tree_vector_cache): New static variable.
7380 (make_tree_vector): New function.
7381 (release_tree_vector): New function.
7382 (make_tree_vector_single): New function.
7383 (make_tree_vector_copy): New function.
7384 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
7385 (make_tree_vector_single, make_tree_vector_copy): Declare.
7386 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
7387 (c_parser_expr_list): Don't manage cache here, instead call
7389 (c_parser_release_expr_list): Remove static function.
7390 (c_parser_vec_to_tree_list): Remove static function.
7391 (c_parser_attributes): Call build_tree_list_vec instead of
7392 c_parser_vec_to_tree_list. Call release_tree_vector instead of
7393 c_parser_release_expr_list.
7394 (c_parser_postfix_expression_after_primary): Likewise.
7395 (c_parser_objc_keywordexpr): Likewise.
7397 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
7399 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
7400 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
7401 TARGET_CONVERT_TO_TYPE.
7402 * hooks.c (hook_tree_const_tree_null): Define.
7403 * hooks.h (hook_tree_const_tree_null): Declare.
7404 * target.h (struct gcc_target): Add invalid_parameter_type,
7405 invalid_return_type, promoted_type, and convert_to_type fields.
7406 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
7407 (TARGET_INVALID_RETURN_TYPE): Define.
7408 (TARGET_PROMOTED_TYPE): Define.
7409 (TARGET_CONVERT_TO_TYPE): Define.
7410 (TARGET_INITIALIZER): Update for new fields.
7411 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
7412 (grokparms): Check targetm.invalid_parameter_type.
7413 * c-typeck.c (default_conversion): Check targetm.promoted_type.
7414 * c-convert.c (convert): Check targetm.convert_to_type.
7416 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
7418 * config/mips/mips.md (*extenddi_truncate<mode>,
7419 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
7421 (*extendhi_truncateqi): New define_insn_and_sptit.
7423 2009-05-20 Jakub Jelinek <jakub@redhat.com>
7426 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
7427 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
7429 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
7431 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
7432 the operand of VIEW_CONVERT_EXPR.
7434 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
7436 * config/i386/driver-i386.c (host_detect_local_cpu): Check
7437 extended family and model for Intel processors. Support Intel Atom.
7439 2009-05-20 Olivier Hainque <hainque@adacore.com>
7441 * gstab.h (stab_code_type): Define, to be used instead of the
7442 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
7444 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
7445 occurrences by stab_code_type.
7446 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
7448 2009-05-20 Martin Jambor <mjambor@suse.cz>
7450 * tree-flow.h (insert_edge_copies_seq): Undeclare.
7451 (sra_insert_before): Likewise.
7452 (sra_insert_after): Likewise.
7453 (sra_init_cache): Likewise.
7454 (sra_type_can_be_decomposed_p): Likewise.
7455 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
7456 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
7457 (sra_insert_before): Likewise.
7458 (sra_insert_after): Likewise.
7459 (sra_init_cache): Likewise.
7460 (insert_edge_copies_seq): Made static and moved upwards.
7462 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
7465 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
7467 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
7468 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
7471 2009-05-20 Richard Guenther <rguenther@suse.de>
7473 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
7474 with mismatched comparison modes.
7476 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7478 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
7479 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
7480 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
7481 with shifts for Thumb2.
7482 (orsi_notsi): New for orn.
7483 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
7484 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
7485 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
7486 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
7487 Don't invert remainder for IOR.
7489 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
7491 PR tree-optimization/40087
7492 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
7493 number_of_iterations_ne): Rename never_infinite argument.
7494 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
7495 number_of_iterations_le): Handle pointer-type ivs when
7496 exit_must_be_taken is false.
7497 (number_of_iterations_cond): Do not always assume that
7498 exit_must_be_taken if the control variable is a pointer.
7500 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
7502 * c-typeck.c (build_binary_op): Allow % on integal vectors.
7503 * doc/extend.texi (Vector Extension): Document that % is allowed too.
7505 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
7507 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
7508 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
7510 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7513 * c.opt (Wlogical-op): Disabled by default.
7514 * c-opt (c_common_post_options): Do not enable Wlogical-op with
7516 * doc/invoke.texi (Wlogical-op): Likewise.
7518 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
7520 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
7522 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
7523 Propagate the type of the first operand.
7524 <ASSERT_EXPR>: Simplify.
7525 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
7526 Rewrite using the RHS code as discriminant.
7527 <NOP_EXPR>: Turn into CASE_CONVERT.
7528 <PLUS_EXPR>: Propagate the type of the first operand.
7530 2009-05-19 Steve Ellcey <sje@cup.hp.com>
7532 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
7533 (ia64_dconst_0_375): New.
7534 * config/ia64/ia64.c (ia64_override_options): Remove
7535 -minline-sqrt-min-latency warning.
7536 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
7537 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
7538 * config/ia64/ia64.md (*sqrt_approx): Remove.
7539 (sqrtsf2): Remove #if 0.
7540 (sqrtsf2_internal_thr): Rewrite and move to div.md.
7541 (sqrtdf): Remove assert.
7542 (sqrtdf2_internal_thr): Rewrite and move to div.md.
7543 (sqrtxf2): Remove #if 0.
7544 (sqrtxf2_internal_thr): Rewrite and move to div.md.
7545 * div.md (sqrt_approx_rf): New.
7546 (sqrtsf2_internal_thr): New implementation.
7547 (sqrtsf2_internal_lat): New.
7548 (sqrtdf2_internal_thr: New implementation.
7549 (sqrtxf2_internal): New implementation.
7551 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
7552 Hans-Peter Nilsson <hp@axis.com>
7554 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
7555 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
7556 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
7557 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
7558 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
7559 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
7560 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
7561 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
7562 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
7563 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
7564 * c-common.c: ...from here.
7566 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7568 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
7570 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7572 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
7574 2009-05-19 Ben Elliston <bje@au.ibm.com>
7576 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
7577 assignments with memcpy calls.
7578 (add_fdes): Likewise.
7579 (binary_search_unencoded_fdes): Likewise.
7580 (linear_search_fdes): Eliminate type puns.
7582 2009-05-19 Richard Guenther <rguenther@suse.de>
7584 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
7585 not falsely claim to have propagated into all uses.
7587 2009-05-19 Ben Elliston <bje@au.ibm.com>
7589 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
7592 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
7594 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
7595 * config/sh/sh.c (sh_legitimate_address_p): Make static.
7596 (TARGET_LEGITIMATE_ADDRESS_P): New.
7597 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7598 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
7600 2009-05-18 Dodji Seketeli <dodji@redhat.com>
7603 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
7604 child of the containing namespace's DIE.
7606 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
7608 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
7609 *zero_extendhi_truncqi): Move after the zero_extend patterns.
7610 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
7613 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
7616 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
7617 gen_align with gen_pad.
7618 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
7619 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
7621 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
7622 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
7624 * config/i386/i386.md (align): Renamed to ...
7625 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
7626 ASM_OUTPUT_MAX_SKIP_PAD.
7628 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
7630 * config.gcc: Fix variable syntax.
7633 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
7634 before calling exact_log2.
7635 (output_iorsi3): Likewise.
7636 (output_xorsi3): Likewise.
7638 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
7640 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
7641 for the none zero constant operand except for EQ and NE
7642 comprisons even when the first operand is R0.
7644 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
7646 * config/s390/2064.md: Remove trailing whitespaces.
7647 * config/s390/2084.md: Likewise.
7648 * config/s390/constraints.md: Likewise.
7649 * config/s390/fixdfdi.h: Likewise.
7650 * config/s390/libgcc-glibc.ver: Likewise.
7651 * config/s390/s390-modes.def: Likewise.
7652 * config/s390/s390-protos.h: Likewise.
7653 * config/s390/s390.c: Likewise.
7654 * config/s390/s390.h: Likewise.
7655 * config/s390/s390.md: Likewise.
7656 * config/s390/tpf-unwind.h: Likewise.
7658 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
7660 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
7662 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
7665 * configure.ac (m68k-*-*): Check if binutils support TLS.
7666 * configure: Regenerate.
7667 * config/m68k/predicates.md (symbolic_operand): Extend comment.
7668 * config/m68k/constraints.md (Cu): New constraint.
7669 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
7670 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
7671 (movsi): Handle TLS symbols.
7672 (addsi3_5200): Handle XTLS symbols, indent.
7673 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
7674 (m68k_tls_reference_p): Declare.
7675 (m68k_legitimize_address): Declare.
7676 (m68k_unwrap_symbol): Declare.
7677 * config/m68k/m68k.opt (mxtls): New option.
7678 * config/m68k/m68k.c (ggc.h): Include.
7679 (m68k_output_dwarf_dtprel): Implement hook.
7680 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
7681 (m68k_expand_prologue): Load GOT pointer when function needs it.
7682 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
7683 (m68k_legitimate_constant_address_p): Same.
7684 (m68k_decompose_address): Handle TLS references.
7685 (m68k_get_gp): New static function.
7686 (enum m68k_reloc): New contants.
7687 (TLS_RELOC_P): New macro.
7688 (m68k_wrap_symbol): New static function.
7689 (m68k_unwrap_symbol): New function.
7690 (m68k_final_prescan_insn_1): New static function.
7691 (m68k_final_prescan_insn): New function.
7692 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
7694 (legitimize_pic_address): Handle TLS references..
7695 (m68k_tls_get_addr, m68k_get_tls_get_addr)
7696 (m68k_libcall_value_in_a0_p)
7697 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
7698 (m68k_call_m68k_read_tp): Helper variables and functions for ...
7699 (m68k_legitimize_tls_address): Handle TLS references.
7700 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
7702 (m68k_legitimize_address): Handle TLS symbols.
7703 (m68k_get_reloc_decoration): New static function.
7704 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
7706 (m68k_output_dwarf_dtprel): Implement hook.
7707 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
7708 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
7709 m68k_call_* routines.
7710 (sched_attr_op_type): Handle TLS symbols.
7711 (gt-m68k.h): Include.
7712 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
7713 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
7715 2009-05-18 Martin Jambor <mjambor@suse.cz>
7717 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
7718 (visit_store_addr_for_mod_analysis): New function.
7719 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
7720 (determine_cst_member_ptr): Use gimple_assign_single_p.
7721 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
7722 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
7723 operands. Don't check number of operands of a NOP_EXPR.
7725 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
7727 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
7729 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
7732 * c-common.c (warn_logical_operator): Don't warn if one of
7733 expression isn't always true or false.
7735 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
7737 * config/i386/biarch32.h: New file.
7738 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
7740 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
7742 * config/mips/mips.md (*zero_extend<mode>_trunchi,
7743 *zero_extend<mode>_truncqi): Merge these into ...
7744 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
7745 Name the pattern following this as *zero_extendhi_truncqi.
7747 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
7750 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
7751 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
7752 (output_info): Make field HOST_WIDEST_INT.
7753 (print_statistics): Use HOST_WIDEST_INT_PRINT.
7754 (dump_bitmat_statistics): Same.
7756 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
7758 * config.gcc (use_gcc_stdint): Set to wrap.
7759 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
7760 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
7761 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7762 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
7763 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
7764 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
7765 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7766 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
7768 2009-05-16 Joseph Myers <joseph@codesourcery.com>
7770 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
7772 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
7773 Move definitions earlier.
7774 (OPT_ARCH64, OPT_ARCH32): Define.
7775 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
7778 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
7781 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
7784 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
7786 * arm.md (movdi2): Copy non-reg values to DImode registers.
7788 2009-05-16 Jakub Jelinek <jakub@redhat.com>
7791 * final.c (label_to_max_skip): New function.
7792 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
7793 CODE_LABEL_NUMBER <= max_labelno.
7794 * output.h (label_to_max_skip): New prototype.
7795 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
7796 (ix86_avoid_jump_mispredicts): ... this. Don't define if
7797 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
7798 Handle CODE_LABELs with >= 16 byte alignment or with
7799 max_skip == (1 << align) - 1.
7800 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
7801 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
7804 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
7805 .p2align 3 if MAX_SKIP is smaller than 7.
7806 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
7808 2009-05-15 Ian Lance Taylor <iant@google.com>
7810 * alias.c (struct alias_set_entry_d): Rename from struct
7811 alias_set_entry. Change all uses.
7812 * except.c (struct call_site_record_d): Rename from struct
7813 call_site_record. Change all uses.
7814 * except.h (struct eh_region_d): Rename from struct eh_region.
7816 * gcse.c (struct hash_table_d): Rename from struct hash_table.
7818 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
7819 ivtype_map_elt. Change all uses.
7820 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
7822 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
7823 * graphite.h (struct name_tree_d): Rename from struct name_tree.
7825 (struct sese_d): Rename from struct sese. Change all uses.
7826 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
7827 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
7828 * optabs.h (struct optab_d): Rename from struct optab. Change all
7830 (struct convert_optab_d): Rename from struct convert_optab.
7832 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
7833 ipa_opt_pass. Change all uses.
7834 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
7837 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
7838 defined as a typedef.
7839 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
7842 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7845 * fold-const.c (make_range,build_range_check,merge_ranges): Move
7847 (merge_ranges): Returns bool.
7848 * tree.h (make_range): .. to here.
7849 (build_range_check): Likewise.
7850 (merge_ranges): Likewise. Renamed from merge_ranges.
7851 * c-typeck.c (parser_build_binary_op): Update calls to
7852 warn_logical_operator.
7853 * c-common.c (warn_logical_operator): Add new warning.
7854 * c-common.h (warn_logical_operator): Update declaration.
7856 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7858 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
7860 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7862 * doc/install.texi: Document MPC requirements, flags etc.
7864 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
7865 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
7866 Evaluate constant arguments.
7867 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
7868 (fold_builtin_1): Likewise, also evaluate constant arguments.
7869 Remove superfluous break.
7870 (do_mpc_ckconv): New.
7871 * real.h: Include mpc.h.
7872 * toplev.c (print_version): Output MPC version info if available.
7874 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7876 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
7878 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
7880 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
7883 2009-05-15 Jan Hubicka <jh@suse.cz>
7885 * doc/invoke.texi (max-early-inliner-iterations): New flag.
7886 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
7887 (try_inline): Fix return value.
7888 (cgraph_decide_inlining_incrementally): Honor new value.
7889 (cgraph_early_inlining): Handle indirect inlining.
7890 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
7892 2009-05-15 Jan Hubicka <jh@suse.cz>
7894 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
7895 * cgraphunit.c (cgraph_finalize_function): Set it.
7896 (cgraph_expand_function): Use it.
7898 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7900 * real.c (encode_ieee_half): Define.
7901 (decode_ieee_half): Define.
7902 (ieee_half_format): Define.
7903 (arm_half_format): Define.
7904 * real.h (ieee_half_format): Declare.
7905 (arm_half_format): Declare.
7907 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7909 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
7910 swapped, and reversed optabs exist before trying to use them.
7912 2009-05-15 Paul Brook <paul@codesourcery.com>
7913 Sandra Loosemore <sandra@codesourcery.com>
7915 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
7916 loads. Allow PRE_DEC.
7917 (output_move_neon): Handle PRE_DEC.
7918 (arm_print_operand): Add 'A' for neon structure loads.
7919 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
7920 * config/arm/neon.md (neon_mov): Update comment.
7921 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
7923 (Um): New constraint.
7925 2009-05-15 Jan Hubicka <jh@suse.cz>
7927 Revert the following patch until testsuite fallout is fixed:
7928 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
7929 * cgraph.h (struct inline_summary): New filed self_wize,
7930 size_inlining_benefit, self_time and time_inlining_benefit.
7931 (struct cgraph_global_info): Replace insns by time ans size fields.
7932 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
7933 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
7934 (ipcp_update_callgraph): Do not touch function bodies.
7935 * ipa-inline.c: Include except.h
7936 (MAX_TIME): New constant.
7937 (overall_insns): Remove
7938 (overall_size, max_benefit): New static variables.
7939 (cgraph_estimate_time_after_inlining): New function.
7940 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
7941 (cgraph_clone_inlined_nodes): Update size.
7942 (cgraph_mark_inline_edge): Update size.
7943 (cgraph_estimate_growth): Use size info.
7944 (cgraph_check_inline_limits): Check size.
7945 (cgraph_default_inline_p): Likewise.
7946 (cgraph_edge_badness): Compute badness based on benefit and size cost.
7947 (cgraph_decide_recursive_inlining): Check size.
7948 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
7950 (cgraph_decide_inlining): Likewise.
7951 (cgraph_decide_inlining_incrementally): Likewise; honor
7952 PARAM_EARLY_INLINING_INSNS.
7953 (likely_eliminated_by_inlining_p): New predicate.
7954 (estimate_function_body_sizes): New function.
7955 (compute_inline_parameters): Use it.
7956 * except.c (must_not_throw_labels): New function.
7957 * except.h (must_not_throw_labels): Declare.
7958 * tree-inline.c (init_inline_once): Kill inlining_weigths
7959 * tree-ssa-structalias.c: Avoid uninitialized warning.
7960 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
7961 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
7962 (PARAM_INLINE_CALL_COST): Remove.
7963 (PARAM_EARLY_INLINING_INSNS): New.
7965 2009-05-15 Richard Guenther <rguenther@suse.de>
7967 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
7968 not TODO_update_ssa.
7970 2009-05-15 Richard Guenther <rguenther@suse.de>
7972 PR tree-optimization/39999
7973 * gimple.h (gimple_expr_type): Use the expression type looking
7974 through useless conversions.
7975 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
7976 (vn_nary_op_insert_stmt): Likewise.
7977 (simplify_binary_expression): Likewise.
7979 2009-05-15 Richard Guenther <rguenther@suse.de>
7981 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
7982 New options, enabled by default.
7983 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
7985 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
7986 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
7987 * tree-ssa-structalias.c (gate_tree_pta): New function.
7988 (pass_build_alias): Use it.
7990 2009-05-15 Joseph Myers <joseph@codesourcery.com>
7992 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
7993 recurse on an invariant address if a conversion from a pointer
7994 type to a wider integer type is involved.
7996 2009-05-15 Jan Hubicka <jh@suse.cz>
7998 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
7999 * cgraph.h (struct inline_summary): New filed self_wize,
8000 size_inlining_benefit, self_time and time_inlining_benefit.
8001 (struct cgraph_global_info): Replace insns by time ans size fields.
8002 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
8003 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
8004 (ipcp_update_callgraph): Do not touch function bodies.
8005 * ipa-inline.c: Include except.h
8006 (MAX_TIME): New constant.
8007 (overall_insns): Remove
8008 (overall_size, max_benefit): New static variables.
8009 (cgraph_estimate_time_after_inlining): New function.
8010 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
8011 (cgraph_clone_inlined_nodes): Update size.
8012 (cgraph_mark_inline_edge): Update size.
8013 (cgraph_estimate_growth): Use size info.
8014 (cgraph_check_inline_limits): Check size.
8015 (cgraph_default_inline_p): Likewise.
8016 (cgraph_edge_badness): Compute badness based on benefit and size cost.
8017 (cgraph_decide_recursive_inlining): Check size.
8018 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
8020 (cgraph_decide_inlining): Likewise.
8021 (cgraph_decide_inlining_incrementally): Likewise; honor
8022 PARAM_EARLY_INLINING_INSNS.
8023 (likely_eliminated_by_inlining_p): New predicate.
8024 (estimate_function_body_sizes): New function.
8025 (compute_inline_parameters): Use it.
8026 * except.c (must_not_throw_labels): New function.
8027 * except.h (must_not_throw_labels): Declare.
8028 * tree-inline.c (init_inline_once): Kill inlining_weigths
8029 * tree-ssa-structalias.c: Avoid uninitialized warning.
8030 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
8031 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
8032 (PARAM_INLINE_CALL_COST): Remove.
8033 (PARAM_EARLY_INLINING_INSNS): New.
8034 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
8035 (inline-call-cost): Remove.
8036 (early-inlining-insns): New.
8038 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
8040 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
8042 (print_int_cst_bounds_in_octal_p): Likewise.
8043 (dbxout_type): Adjust calls to above functions. Be prepared to deal
8045 * dwarf2out.c (base_type_die): Likewise.
8046 (is_subrange_type): Delete.
8047 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
8048 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
8049 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
8050 if the destination type is boolean.
8051 (build_range_check): Do not special-case subtypes.
8052 (fold_sign_changed_comparison): Likewise.
8053 (fold_unary): Likewise.
8054 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
8055 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
8056 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
8057 * tree.c (subrange_type_for_debug_p): New predicate based on the
8058 former is_subrange_type.
8059 * tree.h (subrange_type_for_debug_p): Declare.
8060 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
8061 (convert_affine_scev): Remove call to above function.
8062 (chrec_convert_aggressive): Likewise.
8063 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
8064 false for conversions involving subtypes.
8065 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
8066 (vrp_val_min): Likewise.
8067 (needs_overflow_infinity): Likewise.
8068 (extract_range_from_unary_expr): Likewise.
8070 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
8072 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
8073 * config/frv/frv.c: Likewise.
8074 * config/s390/s390.c: Likewise.
8075 * config/sparc/sparc.h: Likewise.
8076 * config/i386/i386.h: Likewise.
8077 * config/i386/i386.c: Likewise.
8078 * config/crx/crx.c: Likewise.
8079 * config/m68hc11/m68hc11.h: Likewise.
8080 * config/iq2000/iq2000.c: Likewise.
8081 * config/mn10300/mn10300.h: Likewise.
8082 * config/mn10300/mn10300.c: Likewise.
8083 * config/m68k/m68k.c: Likewise.
8084 * config/rs6000/rs6000.c: Likewise.
8085 * config/rs6000/xcoff.h: Likewise.
8086 * config/rs6000/linux64.h: Likewise.
8087 * config/rs6000/sysv4.h: Likewise.
8088 * config/score/score3.c: Likewise.
8089 * config/score/score7.c: Likewise.
8090 * config/score/score.c: Likewise.
8091 * config/arm/arm.md: Likewise.
8092 * config/mips/mips.c: Likewise.
8093 * config/mips/mips.md: Likewise.
8094 * config/bfin/bfin.h: Likewise.
8095 * config/pa/pa.c: Likewise.
8096 * config/pa/constraints.md: Likewise.
8098 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
8099 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
8100 * config/pdp11/pdp11.h: Use memory_address_p instead.
8102 2009-05-14 Ian Lance Taylor <iant@google.com>
8104 * passes.c (finish_optimization_passes): Change i to int.
8105 * plugin.c (plugins_active_p): Change event to int.
8106 (dump_active_plugins): Likewise.
8107 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
8109 * tree.c (tree_range_check_failed): Change c to unsigned int.
8110 (omp_clause_range_check_failed): Likewise.
8111 (build_common_builtin_nodes): Change mode to int. Add cast.
8112 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
8113 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
8115 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
8116 ++ or -- with a variable of enum type.
8118 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
8121 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
8123 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
8125 * store-motion.c: Do not include params.h
8126 * Makefile.in: Fix dependencies for various files.
8128 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
8130 * auto-inc-dec.c: Fix pass description, remove apparent
8131 accidental duplication.
8133 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
8136 * ipa-utils.h (memory_identifier_string): Moved to ...
8137 * tree.h (memory_identifier_string): Here. Add GTY(()).
8139 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
8141 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
8142 in the former documentation of...
8143 (GO_IF_LEGITIMATE_ADDRESS): ... this.
8144 * ira-conflicts.c (get_dup_num): Use address_operand.
8145 * targhooks.c (default_legitimate_address_p): New.
8146 * targhooks.h (default_legitimate_address_p): New.
8147 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
8149 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
8150 * target.h (struct target): Add legitimate_address_p.
8151 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
8152 (TARGET_INITIALIZER): Include it.
8154 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8155 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
8156 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
8157 (TARGET_LEGITIMATE_ADDRESS_P): New.
8159 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8160 (REG_OK_STRICT_P): Delete.
8161 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
8162 (frv_legitimate_address_p_1): ... this.
8163 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
8164 (frv_legitimate_address_p_1): ... the renamed old
8165 frv_legitimate_address_p.
8166 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
8167 (TARGET_LEGITIMATE_ADDRESS_P): New.
8169 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8170 * config/s390/s390-protos.h (legitimate_address_p): Remove.
8171 * config/s390/s390.c (legitimate_address_p): Rename to...
8172 (s390_legitimate_address_p): ... this, make static.
8173 (legitimize_address): Adjust call.
8174 (TARGET_LEGITIMATE_ADDRESS_P): New.
8175 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
8177 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8178 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
8179 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
8180 (TARGET_LEGITIMATE_ADDRESS_P): New.
8182 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8183 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
8184 * config/spu/spu.c (spu_legitimate_address): Rename to...
8185 (spu_legitimate_address_p): ... this, make static.
8186 (TARGET_LEGITIMATE_ADDRESS_P): New.
8188 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8189 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
8190 * config/sparc/sparc.c (legitimate_address_p): Rename to...
8191 (sparc_legitimate_address_p): ... this, make static and return bool.
8192 (legitimize_address): Adjust call.
8193 (TARGET_LEGITIMATE_ADDRESS_P): New.
8195 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8196 * config/i386/i386-protos.h (legitimate_address_p): Remove.
8197 * config/i386/i386.c (legitimate_address_p): Rename to...
8198 (ix86_legitimate_address_p): ... this, make static.
8199 (constant_address_p): Move after it, adjust call.
8200 (TARGET_LEGITIMATE_ADDRESS_P): New.
8202 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8203 * config/avr/avr-protos.h (legitimate_address_p): Remove.
8204 * config/avr/avr.c (legitimate_address_p): Rename to...
8205 (avr_legitimate_address_p): ... this, make static.
8206 (legitimize_address): Adjust call.
8207 (TARGET_LEGITIMATE_ADDRESS_P): New.
8209 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8210 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
8211 * config/crx/crx.c (crx_legitimate_address_p): Make static.
8212 (TARGET_LEGITIMATE_ADDRESS_P): New.
8214 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8215 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
8216 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
8217 (TARGET_LEGITIMATE_ADDRESS_P): New.
8219 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8220 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
8222 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
8224 (TARGET_LEGITIMATE_ADDRESS_P): New.
8226 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8227 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
8229 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
8231 (m68hc11_legitimate_address_p): ... this, make static.
8232 (go_if_legitimate_address_internal): Rename to...
8233 (m68hc11_legitimate_address_p_1): ... this.
8234 (legitimize_address): Adjust call.
8235 (TARGET_LEGITIMATE_ADDRESS_P): New.
8237 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8238 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
8239 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
8240 (TARGET_LEGITIMATE_ADDRESS_P): New.
8242 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8243 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
8244 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
8245 (mn10300_legitimate_address_p): ... this, make static.
8246 (TARGET_LEGITIMATE_ADDRESS_P): New.
8248 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8249 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
8250 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
8251 (TARGET_LEGITIMATE_ADDRESS_P): New.
8253 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8254 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
8255 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
8256 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8257 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
8258 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
8259 (rs6000_legitimate_address_p): ... this, make static.
8260 (TARGET_LEGITIMATE_ADDRESS_P): New.
8261 (REG_MODE_OK_FOR_BASE_P): Delete.
8262 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
8264 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8265 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
8267 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
8268 static, adjust types.
8269 (TARGET_LEGITIMATE_ADDRESS_P): New.
8271 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8272 * config/score/score.c (score_address_p): Rename to...
8273 (score_legitimate_address_p): ... this.
8274 (TARGET_LEGITIMATE_ADDRESS_P): New.
8275 * config/score/score3.c (score3_address_p): Rename to...
8276 (score3_legitimate_address_p): ... this.
8277 * config/score/score7.c (score7_address_p): Rename to...
8278 (score7_legitimate_address_p): ... this.
8280 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
8281 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
8282 GO_IF_LEGITIMATE_ADDRESS): Delete.
8283 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
8284 thumb2_legitimate_address_p): Delete.
8285 (arm_legitimate_address_p): Rename to...
8286 (arm_legitimate_address_outer_p): ... this.
8287 * config/arm/constraints.md ("Uq"): Adjust call.
8288 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
8289 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
8291 (arm_legitimate_address_outer_p): ... this.
8292 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
8294 (TARGET_LEGITIMATE_ADDRESS_P): New.
8296 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8297 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
8298 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
8299 (TARGET_LEGITIMATE_ADDRESS_P): New.
8301 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8302 * config/vax/vax-protos.h (legitimate_address_p): Remove.
8303 * config/vax/vax.c (legitimate_address_p): Rename to...
8304 (vax_legitimate_address_p): ... this, make static.
8305 (TARGET_LEGITIMATE_ADDRESS_P): New.
8307 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8308 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
8309 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
8310 (TARGET_LEGITIMATE_ADDRESS_P): New.
8312 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8313 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
8314 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
8315 (mmix_legitimate_address_p): ... this, make static.
8316 (TARGET_LEGITIMATE_ADDRESS_P): New.
8318 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8319 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
8320 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
8321 (TARGET_LEGITIMATE_ADDRESS_P): New.
8323 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
8325 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
8326 of MODE_COMPLEX_INT.
8328 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8330 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
8331 LCT_NORMAL in function call.
8332 * mips-tdump.c (print_file_desc): Add cast to enum type.
8333 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
8334 (mark_stabs): Add casts to enum types.
8335 (parse_stabs_common): Add casts to enum types.
8337 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
8339 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
8340 Check for invalid values of LETTER.
8342 2009-05-13 Taras Glek <tglek@mozilla.com>
8344 * attribs.c (register_attribute): moved out attribute registration
8345 into register_attribute.
8346 * doc/plugins.texi: Documented register_attribute and
8348 * gcc-plugin.h: Added forward decl for register_attribute.
8349 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
8350 * plugin.c (register_callback, invoke_plugin_callbacks): Added
8351 PLUGIN_ATTRIBUTES boilerplate.
8353 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
8355 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
8356 values even in sentinel and empty entries.
8357 (ms_printf_flag_specs): Likewise.
8358 (ms_scanf_flag_specs): Likewise.
8359 (ms_strftime_flag_specs): Likewise.
8360 (ms_print_char_table): Likewise.
8361 (ms_scan_char_table): Likewise.
8362 (ms_time_char_table): Likewise.
8364 2009-05-13 Doug Kwan <dougkwan@google.com>
8366 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
8368 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
8370 * config/mips/mips.md (store): Add attributes for QI and HI.
8372 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
8373 (truncdi<mode>2): ... this new pattern.
8375 2009-05-13 Brad Hards <bradh@kde.org>
8377 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
8379 2009-05-14 Jakub Jelinek <jakub@redhat.com>
8380 Ben Elliston <bje@au.ibm.com>
8383 * dse.c (check_mem_read_rtx): Guard against width == -1.
8385 2009-05-13 Michael Matz <matz@suse.de>
8388 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
8389 (trivially_conflicts_p): New function.
8390 (insert_backedge_copies): Use it.
8392 2009-05-13 Janis Johnson <janis187@us.ibm.com>
8394 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
8395 (handle_stdc_pragma): Use new enum constant names.
8396 (handle_pragma_float_const_decimal64): Ditto.
8398 2009-05-13 Ian Lance Taylor <iant@google.com>
8400 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
8403 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
8405 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
8406 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
8408 * config/m68k/m68k.h (FL_UCLINUX): Define.
8410 2009-05-13 Jan Hubicka <jh@suse.cz>
8412 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
8414 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
8416 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
8417 unless -fschedule-insns is specified.
8419 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
8422 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
8423 TARGET_EXPAND_CBRANCHDI4.
8424 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
8425 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
8426 (cmpeqdi): Fix comment.
8428 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
8430 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
8431 (sh_legitimate_address_p): Likewise.
8432 * config/sh/sh.c (sh_legitimate_index_p): New.
8433 (sh_legitimate_address_p): Likewise.
8434 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
8435 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
8436 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
8437 (MAYBE_BASE_REGISTER_RTX_P): New macro.
8438 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
8439 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
8440 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
8441 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
8442 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
8444 2009-05-12 Jan Hubicka <jh@suse.cz>
8446 * tree-inline.c (estimate_operator_cost): Add operands;
8447 when division happens by constant, it is cheap.
8448 (estimate_num_insns): Loads and stores are not having cost of 0;
8449 EH magic stuff is cheap; when computing runtime cost of switch,
8450 use log2 base of amount of its cases; builtin_expect has cost of 0;
8451 compute cost for moving return value of call.
8452 (init_inline_once): Initialize time_based flags.
8453 * tree-inline.h (eni_weights_d): Add time_based flag.
8455 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8457 * df-core.c: Update head documentation.
8459 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8462 * rs6000.c (rs6000_generate_compare): Use op1b instead of
8463 shadowing exisiting variable op1.
8465 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
8468 * config/i386/driver-i386.c (processor_signatures): New enum.
8469 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
8470 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
8471 processor signature to detect geode processor.
8473 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8477 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8479 * optabs.c (prepare_cmp_insn): Temporarily disable test that
8480 causes spurious differences between trunk and cond-optab branch.
8482 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8484 * dojump.c (compare_from_rtx): Delete.
8485 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
8486 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
8487 if the comparison does not satisfy the predicate; test predicates for
8488 operands 2 and 3 of a cstore pattern. Don't try cstore optab
8489 further if one existing pattern fails.
8490 * expr.h (compare_from_rtx): Delete.
8491 (prepare_operand): Declare it.
8492 * optabs.c: Change "lib call" to "libcall" throughout.
8493 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
8494 HAVE_conditional_trap, emit_cmp_insn): Delete.
8495 (can_compare_p): Delete cmp_optab case.
8496 (prepare_float_lib_cmp): Return an rtx and a machine mode.
8497 Accept other parameters by value.
8498 (prepare_operand): Make non-static.
8499 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
8500 other parameters by value. Try to widen operands here based on
8501 an optab_methods argument and looking at cbranch_optab.
8502 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
8503 loop. Use cbranch_optab directly.
8504 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
8505 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
8507 (emit_conditional_move, emit_conditional_add): Inline what's needed
8508 of compare_from_rtx, using new prepare_cmp_insn for the rest.
8509 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
8510 with COMPARE. Move cmov_optab and cstore_optab above
8511 with cbranch_optab, move cmp_optab down with ucmp_optab,
8512 remove tst_otpab. Do not initialize trap_rtx.
8513 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
8514 for trap code. Do not check HAVE_conditional_trap. Use
8515 prepare_cmp_insn. Accept no predicate for operand 3.
8516 * optabs.h (OTI_cmp): Mark as used only for libcalls.
8517 (OTI_ctrap, ctrap_optab): New.
8518 (tst_optab): Delete.
8519 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
8520 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
8521 with lookup of ctrap_optab.
8522 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
8526 * combine.c (combine_simplify_rtx, simplify_set): Do not
8527 special case comparing against zero for cc0 machines.
8528 * simplify-rtx.c (simplify_binary_operation_1): Never remove
8529 COMPARE on cc0 machines.
8530 (simplify_relational_operation): Return a new expression when
8531 a COMPARE could be removed.
8532 * final.c (final_scan_insn): Compare cc_status values
8533 against LHS of a (compare FOO (const_int 0)) cc0 source.
8534 Also check if cc_status.value is the full compare.
8536 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
8537 (cstoreMM4): Document.
8538 (conditional_trap): Document ctrapMM4 instead.
8539 (sync_compare_and_swapMM): Refer to cbranchcc4.
8540 (Dependent Patterns): Eliminate obsolete information referring to
8541 the old jump optimization phase.
8542 (Canonicalization): Include cbranchcc4 case, omit canonicalization
8543 of compares with 0 on cc0 machines.
8544 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
8545 avoiding references to cc0. Remove text about storing operands
8547 * doc/tm.texi (Condition Codes): Include blurb on different
8548 condition code representations, separate into subsections for
8549 CC0, MODE_CC and conditional execution.
8551 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
8552 alpha_emit_setcc): Accept operands and a machine mode.
8553 * config/alpha/alpha.c (alpha_emit_conditional_branch):
8554 Get code/op0/op1 from operands, use machine mode argument
8555 instead of alpha_compare.fp_p. Emit the branch here.
8556 (alpha_emit_setcc): Likewise, and return boolean.
8557 (alpha_emit_conditional_move): Likewise. Assert that
8558 cmp_op_mode == cmp_mode, and simplify accordingly.
8559 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
8560 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
8561 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
8563 (stack probe test): Use cbranchdi4.
8564 * config/alpha/predicates.md (alpha_cbranch_operator): New.
8566 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
8567 * config/arc/arc.h (movsicc, movsfcc): Use it.
8568 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
8569 (cbranchsi4, cstoresi4): New.
8570 (cmpsi, bCC and sCC expanders): Remove.
8572 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
8573 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
8574 * config/arm/predicates.md (arm_comparison_operator): Only include
8575 floating-point operators if there is a hardware floating-point unit.
8576 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
8577 deferring to cbranch_cc and cstore_cc respectively.
8578 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
8579 cbranch_cc, cstore_cc): New.
8580 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
8582 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
8584 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
8585 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
8587 (adjust_insn_length): Adjust calls.
8588 (avr_reorg): Handle (compare (foo) (const_int 0)).
8589 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
8590 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
8591 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
8592 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
8594 (cbranchqi4, cbranchhi4, cbranchsi4): New.
8595 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
8597 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
8598 (cbranchsi4, cstorebi4, cstoresi4): New.
8599 (movbisi): This insn is duplicate, split it to zero_extend.
8600 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
8601 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
8602 (bfin_optimize_loop): Use cbranch expander.
8603 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
8604 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
8605 (bfin_bimode_comparison_operator): ... this.
8606 (bfin_direct_comparison_operator): New.
8608 * config/cris/cris.c (cris_normal_notice_update_cc): Look
8609 inside (compare FOO (const_int 0)).
8610 (cris_rtx_costs): Handle ZERO_EXTRACT.
8611 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
8612 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
8613 (*tstdi_v32): Delete.
8614 (*cmpdi_non_v32): Add M alternative for operand 1.
8615 (cmpsi, cmp<mode>): Make private.
8616 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
8618 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
8620 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
8621 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
8622 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
8623 (cc_reg_operand): New.
8625 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
8626 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
8627 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
8628 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
8629 crx_expand_scond): Delete.
8631 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
8633 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
8634 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
8636 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
8637 cstoresi4, cstoresf4, cstoredf4): New.
8638 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
8639 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
8640 Receive the entire operands array.
8641 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
8642 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
8643 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
8644 Get test/op0/op1 from the operands array.
8645 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
8647 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
8648 (h8300_expand_store): New.
8649 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
8651 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
8652 (h8300_expand_store): New.
8653 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
8654 or do not try to produce (set (cc0) REG).
8655 (peepholes): Wrap arguments with COMPARE. Add a peephole to
8656 change a compare into a move to a scratch register. Disable some
8657 peepholes when comparing with zero.
8658 (tstsi, tsthi, tstsi, cmpqi): Make private.
8661 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
8664 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
8665 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
8666 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
8667 (ix86_emit_i387_log1p): Use cbranchxf2.
8668 (ix86_expand_setcc): Return void.
8669 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
8670 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
8671 cmp<MODEF>, cmpcc): Remove.
8672 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
8673 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
8674 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
8675 (sCC and bCC expanders): Remove.
8676 (stack_protect_test): Use cbranchcc4.
8678 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
8680 (ia64_expand_compare): Accept three rtx by reference and return void.
8681 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
8682 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
8683 from *expr. Update *expr with the BImode comparison to do.
8684 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
8685 cmptf, bCC, sCC, conditional_trap): Delete.
8686 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
8687 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
8688 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
8689 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
8690 * config/ia64/predicates.md (ia64_cbranch_operator): New.
8692 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
8693 type of last argument.
8694 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
8695 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
8696 use machine mode argument instead of branch_type. Remove dead
8697 code for floating-point comparisons.
8698 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
8699 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
8701 (cbranchsi4, cstoresi4): New.
8702 * config/iq2000/predicates.md (reg_or_const_operand): New.
8704 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
8705 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
8706 (b<code>_op): Rewrite to...
8707 (bcc_op): ... this, using match_operator.
8708 (s<code>_op): Rewrite to...
8709 (scc_op): ... this, using match_operator.
8710 (s<code>_24_op): Rewrite to...
8711 (scc_op_24): ... this, using match_operator.
8712 (s<code>_<mode>): Rewrite to...
8713 (cstore<mode>4): ... this, using match_operator.
8714 (s<code>_<mode>_24): Rewrite to...
8715 (cstore<mode>4_24): ... this, using match_operator.
8716 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
8717 m32c_unpend_compare, m32c_expand_scc): Delete.
8718 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
8719 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
8720 (m32c_expand_movcc): Change NE to EQ if necessary.
8721 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
8723 * config/m32r/m32r-protos.h (gen_cond_store): New.
8724 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
8725 (gen_cond_store): New, from sCC patterns.
8726 (m32r_expand_block_move): Use cbranchsi4.
8727 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
8728 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
8729 (cbranchsi4, cstoresi4): New.
8731 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
8733 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
8734 (m68hc11_notice_update_cc): Look into a compare with 0.
8735 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
8737 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
8738 cmphi, cmpqi, bCC): Delete.
8739 (cbranchsi4, cbranchhi4, cbranchqi4): New.
8740 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
8741 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
8744 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
8745 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
8746 * config/m68k/constraints.md (H): New.
8747 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
8748 the define_insn below.
8749 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
8750 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
8751 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
8752 patterns): Wrap RHS with COMPARE.
8753 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
8754 (*cmpdi_internal): Name this pattern.
8755 (cmpdi): Change to define_insn.
8756 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
8757 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
8758 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
8760 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
8761 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
8762 (conditional_trap): Change to...
8763 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
8764 (*conditional_trap): Use the ordered_comparison_operator and
8765 const1_operand predicates.
8766 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
8767 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
8768 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
8769 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
8771 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
8772 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
8773 (mcore_gen_compare): New.
8774 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
8775 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
8776 (mcore_gen_compare): ... this.
8777 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
8778 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
8779 (stack probe pattern): Use cbranchsi4.
8781 * config/mips/predicates.md (mips_cstore_operator): New.
8782 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
8783 * config/mips/mips.md (any_cond): Delete.
8784 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
8786 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
8787 fixuns_truncsfdi2): Use cbranch patterns.
8788 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
8789 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
8790 Adjust call to mips_expand_conditional_branch.
8791 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
8793 * config/mips/mips-protos.h (mips_expand_conditional_branch,
8794 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
8795 * config/mips/mips.c (cmp_operands): Delete.
8796 (mips_emit_compare): Get comparison operands from *op0/*op1.
8797 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
8798 that it succeeds. Use op0/op1 instead of cmp_operands.
8799 (mips_expand_conditional_branch, mips_expand_conditional_move,
8800 mips_expand_conditional_trap): Likewise.
8801 (mips_block_move_loop): Use cbranch patterns.
8802 * config/mips/mips.h (cmp_operands): Delete.
8804 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
8805 (mmix_gen_compare_reg): Just return a register in the right CC mode.
8806 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
8807 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
8808 (*cmpcc_folded): Rename to...
8809 (*cmpdi_folded): this.
8810 (*cmpcc): Rename to...
8812 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
8815 (cbranchdf4): New. Handle invalid comparisons here.
8816 * config/mmix/predicates.md (float_comparison_operator): New.
8818 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
8819 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
8820 * config/mn10300/mn10300.md (tst): Delete.
8821 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
8822 Name these patterns and wrap RHS in a compare.
8823 (*cmpsi): Make this pattern private. Include tst.
8824 (*cmpsf): Make this pattern private.
8825 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
8826 (compare with zero peepholes): Likewise.
8828 (cbranchsi4, cbranchsf4): New.
8829 (casesi): Use cbranchsi4.
8831 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
8832 hppa_branch_type): Delete.
8833 (return_addr_rtx): Use cbranchsi4.
8834 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
8835 Emit CCFPmode comparison here.
8836 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
8837 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
8838 hppa_branch_type): Delete.
8839 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
8840 (movsicc, movdicc): Remove references to hppa_compare_op0,
8841 hppa_compare_op1 and compare_from_rtx.
8842 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
8843 (casesi): Use cbranchsi4.
8845 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
8846 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
8847 * config/pdp11/pdp11.md (register_or_const0_operand): New.
8848 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
8849 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
8851 (cbranchdf4, cbranchhi4, cbranchqi4): New.
8852 (*branch, *branch_inverted): New.
8854 * config/picochip/picochip.md (cbranchhi4): Use
8855 ordered_comparison_operator.
8856 (cmphi, bCC): Remove.
8858 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
8859 (trap_comparison_operator): Delete.
8860 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
8861 rs6000_emit_cbranch): Accept mode and operands.
8862 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
8863 rs6000_compare_fp_p): Delete.
8864 (rs6000_generate_compare): Accept mode and comparison. Extract code
8865 and op0/op1 from there. Replace references to rs6000_compare_op0
8866 and rs6000_compare_op1.
8867 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
8868 extract result from passed operands.
8869 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
8870 extract loc from passed operands.
8871 (rs6000_emit_cmove): Likewise.
8872 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
8873 rs6000_compare_fp_p): Delete.
8874 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
8875 (cbranch<GPR>4, cbranch<FP>4): New.
8876 (cstore<mode>4): New. Consolidate here all choices about when to use
8877 portable or specialized sCC sequences.
8878 (stack_protect_test): Use cbranchsi4.
8879 (conditional_trap): Replace with ctrap<GPR>4.
8880 (conditional trap insn): Replace trap_comparison_operator with
8881 ordered_comparison_operator.
8883 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
8884 (s390_emit_prologue): Use ctrap.
8885 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
8886 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
8887 New predicates replacing...
8888 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
8889 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
8890 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
8891 (add<mode>cc): Do not use s390_compare_op0/op1.
8892 (s<code>): Change to...
8893 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
8895 (cstorecc4): ... this. Handle EQ or NE equally.
8896 (*sne): Un-privatize for use in cstorecc4.
8897 (b<code>): Change to...
8898 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
8899 (conditional_trap): Replace with...
8900 (ctrap<GPR>4, ctrap<FP>4): ... these.
8901 (stack_protect): Use cbranchcc4.
8903 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
8904 * config/score/score-protos.h (score_gen_cmp): Delete.
8905 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
8906 (score_block_move-loop): Use cbranchsi4.
8907 * config/score/score.md (cbranchsi4): New.
8908 (cmpsi, bCC): Delete.
8909 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
8910 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
8911 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
8912 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
8913 * config/score/score3.h (score3_gen_cmp): Delete.
8914 * config/score/score7.h (score7_gen_cmp): Delete.
8916 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
8917 (sh_emit_scc_to_t): ... this. Return void.
8918 (from_compare): Rename to...
8919 (sh_emit_compare_and_branch): ... this.
8920 (sh_emit_compare_and_set): New.
8921 (sh_expand_t_scc): Accept operands.
8922 * config/sh/predicates.md (sh_float_comparison_operator): New.
8923 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
8924 (prepare_scc_operands): Rename to...
8925 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
8927 (sh_emit_cheap_store_flag): New.
8928 (sh_emit_set_t_insn): New.
8929 (from_compare): Rename to...
8930 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
8931 handling of TARGET_SH2E floating point to avoid recursive call.
8932 Generate branch here.
8933 (sh_emit_compare_and_set): New.
8934 (sh_expand_t_scc): Get op0/op1 from arguments.
8935 (sh_emit_cheap_store_flag): New.
8936 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
8938 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
8939 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
8940 (movsicc, movdicc): Do nothing when it recreated operands from
8941 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
8942 prepare_scc_operands (now sh_emit_scc_to_t).
8943 (udivdi3): Use cstoresi4.
8944 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
8945 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
8946 (cbranchint4_media, cbranchfp4_media): New.
8947 (casesi): Use cbranchdi4.
8948 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
8950 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
8951 (movnegt): Remove second operand.
8952 (cbranchsf4, cbranchdf4): New.
8953 (stack_protect): Use cbranchdi4/cbranchsi4.
8955 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
8956 (gen_compare_reg): Accept comparison, extract part of it to...
8957 (gen_compare_reg_1): ... this.
8958 (gen_compare_operator): Delete.
8959 (gen_v9_scc): Accept separate destination, comparison code and arms.
8960 Do not use sparc_compare_op0/sparc_compare_op1.
8961 (emit_scc_insn, emit_conditional_branch_insn): New.
8962 (emit_v9_brxx): Make static. Remove useless assertion.
8963 (sparc_emit_float_lib_cmp): Return RTL instead of calling
8965 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
8966 * config/sparc/sparc-protos.h (gen_compare_reg,
8967 sparc_emit_float_lib_cmp): Adjust prototype.
8968 (emit_scc_insn, emit_conditional_branch_insn): New.
8969 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
8970 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
8971 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
8972 iterators to the top.
8973 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
8974 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
8975 snedi_special_trunc): Delete.
8976 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
8977 and snedi_special_trunc.
8978 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
8979 cbranchdi4, cbranch<F:mode>4): New.
8980 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
8981 here. Use gen_compare_reg instead of gen_compare_operator.
8982 (conditional_trap): Replace with...
8983 (ctrapsi4, ctrapdi4): ... this.
8984 (stack_protect_test): Use cbranchcc4.
8986 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
8988 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
8989 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
8990 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
8991 from operands[0] or operands[3] depending on is_set.
8992 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
8993 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
8994 cmpdf, bCC), sCC: Remove.
8995 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
8996 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
8998 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
8999 spu_emit_branch_or_set.
9001 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
9003 * config/stormy16/stormy16.h (xstormy16_compare_op0,
9004 xstormy16_compare_op1): Delete.
9005 * config/stormy16/stormy16.c (xstormy16_compare_op0,
9006 xstormy16_compare_op1): Delete.
9007 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
9009 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
9010 (cmphi, cmpsi, bCC): Remove.
9012 * config/v850/v850.md (tstsi, cmpsi): Fold into...
9013 (*cmpsi): ... this one.
9014 (cbranchsi4, cstoresi4): New.
9015 (bCC expanders): Delete.
9016 (sCC insns): Fold into...
9017 (*setcc): ... this one.
9018 (casesi): Do not use gen_cmpsi and gen_bgtu.
9019 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
9020 (movsicc): Simplify.
9021 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
9023 * config/vax/vax-protos.h (cond_name): New.
9024 (vax_output_conditional_branch): Remove.
9025 * config/vax/vax.c (cond_name): New.
9026 (vax_output_conditional_branch): Remove.
9027 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
9028 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
9029 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
9030 (bit<VAXint>): Wrap source with (compare).
9031 (b<code> and following unnamed pattern): Rename to *branch and
9032 *branch_reversed. Change macroization to match_operator.
9033 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
9035 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
9036 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
9037 Change last argument to machine_mode.
9038 (xtensa_expand_scc): Add machine_mode argument.
9039 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
9040 (gen_conditional_move, xtensa_expand_conditional_branch,
9041 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
9042 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
9043 Adjust operand numbers.
9044 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
9046 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
9047 (cmpsi, cmpsf, b<code>, s<code>): Delete.
9048 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
9050 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9052 * optabs.c (prepare_cmp_insn): Temporarily disable test that
9053 causes spurious differences between trunk and cond-optab branch.
9055 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
9058 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
9060 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
9062 * tree.c (iterative_hash_pointer): Delete.
9063 (iterative_hash_expr): Short-circuit handling of NULL pointer.
9064 Hash UIDs and versions of SSA names. Don't special-case built-in
9065 function declarations.
9067 2009-05-11 Ian Lance Taylor <iant@google.com>
9070 * graphite.c: Force -Wc++-compat to only be a warning before
9071 #including "cloog/cloog.h".
9073 2009-05-11 Martin Jambor <mjambor@suse.cz>
9075 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
9077 2009-05-11 Jan Hubicka <jh@suse.cz>
9079 * tree-ssa-loop-ivcanon.c: Include target.h
9080 (struct loop_size): new structure.
9081 (constant_after_peeling): New predicate.
9082 (tree_estimate_loop_size): New function.
9083 (estimated_unrolled_size): Rewrite for new estimates.
9084 (try_unroll_loop_completely): Use new estimates.
9085 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
9087 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
9089 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
9090 libcpp interface change.
9091 (spu_macro_to_expand): Likewise.
9093 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
9095 PR tree-optimization/40026
9096 * gimplify.c (gimplify_init_constructor): Change initial conditional
9097 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
9098 optimize_compound_literals_in_ctor.
9100 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
9102 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
9104 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
9106 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
9108 * tree-vect-data-refs.c (vect_analyze_group_access): Use
9109 HOST_WIDE_INT for gap.
9111 2009-05-11 Ira Rosen <irar@il.ibm.com>
9113 PR tree-optimization/40074
9114 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
9115 account in group size and step comparison.
9117 2009-05-11 Richard Guenther <rguenther@suse.de>
9119 * passes.c (init_optimization_passes): Strip now incorrect comment.
9120 (execute_function_todo): Do not set PROP_alias.
9121 * tree-pass.h (PROP_alias): Remove.
9122 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
9123 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
9124 * tree-nrv.c (pass_return_slot): Likewise.
9125 * tree-object-size.c (pass_object_sizes): Likewise.
9126 * tree-ssa-dom.c (pass_dominator): Likewise.
9127 (pass_phi_only_cprop): Likewise.
9128 * tree-ssa-dse.c (pass_dse): Likewise.
9129 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
9130 (pass_cselim): Likewise.
9131 * tree-ssa-pre.c (pass_pre): Likewise.
9132 (pass_fre): Likewise.
9133 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
9134 * tree-ssa-sink.c (pass_sink_code): Likewise.
9135 * tree-stdarg.c (pass_stdarg): Likewise.
9136 * tree-tailcall.c (pass_tail_calls): Likewise.
9137 * tree-vrp.c (pass_vrp): Likewise.
9139 2009-05-10 Ian Lance Taylor <iant@google.com>
9141 * basic-block.h (enum profile_status): Break out of struct
9143 * cgraph.h (struct inline_summary): Break out of struct
9145 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
9146 of struct cgraph_order_sort.
9147 * combine.c (enum undo_kind): New enum, broken out of struct undo.
9148 * cse.c (struct branch_path): Break out of struct
9149 cse_basic_block_data.
9150 * except.h (enum eh_region_type): Break out of struct eh_region.
9151 * gcc.c (enum add_del): Break out of struct modify_target.
9152 * genrecog.c (enum decision_type): Break out of struct decision_test.
9153 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
9155 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
9156 * regmove.c (enum match_use): New enum, broken out of struct match.
9157 * sched-int.h (enum post_call_group): New enum, broken out of
9159 (struct deps_reg): Break out of struct deps.
9160 * target.h (struct asm_int_op): Break out of struct gcc_target.
9161 * tree-eh.c (struct goto_queue_node): Break out of struct
9163 * tree-inline.h (enum copy_body_cge_which): Break out of
9165 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
9167 * c-decl.c (in_struct, struct_types): New static variables.
9168 (pushtag): Add loc parameter. Change all callers.
9169 (lookup_tag): Add ploc parameter. Change all callers.
9170 (check_compound_literal_type): New function.
9171 (parser_xref_tag): Add loc parameter. Change all callers. If
9172 -Wc++-compat, warn about struct/union/enum types defined within a
9174 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
9175 and loc parameters. Change all callers. Change error calls to
9176 error_at, using loc. For a redefinition, if the location of the
9177 original definition is known, report it. Set in_struct and
9178 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
9179 (finish_struct): Add new parameters enclosing_in_struct and
9180 enclosing_struct_types. Change all callers. Set
9181 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
9182 in the struct. If in a struct, add this struct to struct_types.
9183 (start_enum): Add loc parameter. Change all callers. Use
9184 error_at for errors, using loc. For a redefinition, if the
9185 location of the original definition is known, report it. If in a
9186 struct, add this enum type to struct_types. If -Wc++-compat warn
9187 if in sizeof, typeof, or alignof.
9188 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
9189 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
9190 (c_parser_enum_specifier): Get enum location for start_enum.
9191 (c_parser_struct_or_union_specifier): Get struct location for
9192 start_struct. Save in_struct and struct_types status between
9193 start_struct and finish_struct.
9194 (c_parser_cast_expression): Get location of cast.
9195 (c_parser_alignof_expression): Get location of type.
9196 (c_parser_postfix_expression): Likewise.
9197 (c_parser_postfix_expression_after_paren_type): Add type_loc
9198 parameter. Change all callers. Call check_compound_literal_type.
9199 Use type_loc for error about variable size type.
9200 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
9201 of an enum constant from an enum type defined in a struct or union.
9202 (c_cast_expr): Add loc parameter. Change all callers. If
9203 -Wc++-compat, warn about defining a type in a cast.
9204 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
9205 (start_enum, start_struct, finish_struct): Update declarations.
9206 (parser_xref_tag, c_cast_expr): Update declarations.
9207 (check_compound_literal_type): Declare.
9209 2009-05-11 Ben Elliston <bje@au.ibm.com>
9211 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
9212 for recent libcpp interface change.
9213 (rs6000_macro_to_expand): Likewise.
9215 2009-05-10 Michael Matz <matz@suse.de>
9218 * config/arm/arm.c (require_pic_register): Emit on entry edge,
9219 not at entry of function.
9221 2009-05-10 Richard Guenther <rguenther@suse.de>
9223 PR tree-optimization/40081
9225 * tree-sra.c (instantiate_element): Instantiate scalar replacements
9226 using the main variant of the element type. Do not fiddle with
9227 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
9229 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
9230 structs with volatile fields.
9232 2009-05-10 Jan Hubicka <jh@suse.cz>
9234 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
9235 (estimate_move_cost): Assert that it does not get called for
9237 (estimate_num_insns): Skip VOID types in argument handling.
9238 (optimize_inline_calls): Delete unreachable blocks and verify that
9241 2009-05-10 Jan Hubicka <jh@suse.cz>
9243 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
9244 * cgraph.c (cgraph_mark_address_taken_node): New function.
9245 (dump_cgraph_node): Dump new flag.
9246 * cgraph.h (struct cgraph_node): Add address_taken.
9247 (cgraph_mark_address_taken_node): New function.
9248 * ipa.c (cgraph_postorder): Prioritize functions with address taken
9249 since new direct calls can be born.
9251 2009-05-10 Joseph Myers <joseph@codesourcery.com>
9253 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
9256 2009-05-10 Jan Hubicka <jh@suse.cz>
9259 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
9261 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
9262 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
9263 * tree-inline.c (copy_bb): Set frequency correctly.
9264 (fold_marked_statements): Update call to
9265 cgraph_update_edges_for_call_stmt.
9267 2009-05-10 Joseph Myers <joseph@codesourcery.com>
9269 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
9270 identifiers in diagnostics.
9271 * config/arm/arm.c (arm_handle_fndecl_attribute,
9272 arm_handle_isr_attribute): Likewise.
9273 * config/avr/avr.c (avr_handle_progmem_attribute,
9274 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
9275 * config/bfin/bfin.c (handle_int_attribute,
9276 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
9277 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
9278 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
9280 * config/darwin.c (darwin_handle_kext_attribute,
9281 darwin_handle_weak_import_attribute): Likewise.
9282 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
9283 h8300_handle_eightbit_data_attribute,
9284 h8300_handle_tiny_data_attribute): Likewise.
9285 * config/i386/i386.c (ix86_handle_cconv_attribute,
9286 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
9287 * config/i386/winnt.c (ix86_handle_shared_attribute,
9288 ix86_handle_selectany_attribute): Likewise.
9289 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
9290 * config/m32c/m32c.c (function_vector_handler): Likewise.
9291 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
9292 m68hc11_handle_fntype_attribute): Likewise.
9293 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
9294 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
9295 * config/mips/mips.c (mips_insert_attributes,
9296 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
9297 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
9298 rs6000_handle_struct_attribute): Likewise.
9299 * config/sh/sh.c (sh_insert_attributes,
9300 sh_handle_resbank_handler_attribute,
9301 sh_handle_interrupt_handler_attribute,
9302 sh2a_handle_function_vector_handler_attribute,
9303 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
9305 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
9306 * config/spu/spu.c (spu_handle_fndecl_attribute,
9307 spu_handle_vector_attribute): Likewise.
9308 * config/stormy16/stormy16.c
9309 (xstormy16_handle_interrupt_attribute): Likewise.
9310 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
9311 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
9313 2009-05-10 Joseph Myers <joseph@codesourcery.com>
9315 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
9316 (pp_translate_identifiers): New.
9317 (pp_identifier): Only conditionally translate identifier to locale
9319 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
9320 (pp_base_tree_identifier): Only conditionally translate identifier
9321 to locale character set.
9322 * c-pretty-print.c (M_): Define.
9323 (pp_c_type_specifier, pp_c_primary_expression): Mark English
9324 fragments for conditional translation with M_.
9325 * tree-pretty-print.c (maybe_init_pretty_print): Disable
9326 identifier translation.
9328 2009-05-10 Richard Guenther <rguenther@suse.de>
9330 PR tree-optimization/40081
9331 * tree-sra.c (instantiate_element): Instantiate scalar replacements
9332 using the main variant of the element type. Do not fiddle with
9333 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
9335 2009-05-09 Jan Hubicka <jh@suse.cz>
9338 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
9339 indirect calls; verify cgraph afterwards.
9341 2009-05-09 Jan Hubicka <jh@suse.cz>
9344 * ipa.c (update_inlined_to_pointer): New function.
9345 (cgraph_remove_unreachable_nodes): Use it.
9347 2009-05-09 Jan Hubicka <jh@suse.cz>
9349 * tree-eh.c (struct leh_state): Remove prev_try.
9350 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
9352 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
9353 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
9354 remove_eh_handler_and_replace, foreach_reachable_handler,
9355 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
9356 * except.h (struct eh_region): Remove eh_region_u_cleanup.
9357 (gen_eh_region_cleanup): Update prototype.
9359 2009-05-09 Jan Hubicka <jh@suse.cz>
9362 * except.c (copy_eh_region): Always set prev_try.
9363 (redirect_eh_edge_to_label): Find outer try.
9364 (foreach_reachable_handler): When looking for prev try
9365 handle case where previous try is not going to be taken.
9367 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
9369 PR tree-optimization/40049
9370 * tree-vect-stmts.c (vectorizable_operation): If the machine has
9371 only vector/vector shifts, convert the type of the constant to the
9372 appropriate type to avoid building incorrect trees, which
9373 eventually have problems with garbage collection.
9375 2009-05-08 Joseph Myers <joseph@codesourcery.com>
9377 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
9378 -1 for complex floating-point types if honoring signed zeros.
9380 2009-05-08 Jan Hubicka <jh@suse.cz>
9382 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
9383 argument; handle correctly when profile is absent.
9384 (build_cgraph_edges): Update.
9385 (rebuild_cgraph_edges): Update.
9386 * cgraph.c: Do not include varray.h.
9387 (cgraph_set_call_stmt_including_clones): New function.
9388 (cgraph_create_edge_including_clones): Likewise
9389 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
9390 (cgraph_update_edges_for_call_stmt): Handle clones.
9391 (cgraph_remove_node): Handle clone tree.
9392 (cgraph_remove_node_and_inline_clones): New function.
9393 (dump_cgraph_node): Dump clone tree.
9394 (cgraph_clone_node): Handle clone tree.
9395 (clone_function_name): Bring here from tree-inline.c.
9396 (cgraph_create_virtual_clone): New function.
9397 * cgraph.h (ipa_replace_map): Move here from ipa.h.
9398 (cgraph_clone_info): New function.
9399 (strut cgraph_node): Add clone_info and new clone tree pointers.
9400 (cgraph_remove_node_and_inline_clones,
9401 cgraph_set_call_stmt_including_clones,
9402 cgraph_create_edge_including_clones,
9403 cgraph_create_virtual_clone): Declare.
9404 (cgraph_function_versioning): Use VEC argument.
9405 (compute_call_stmt_bb_frequency): Update prototype.
9406 (cgraph_materialize_all_clones): New function.
9407 * ipa-cp.c (ipcp_update_cloned_node): Remove.
9408 (ipcp_create_replace_map): Update to VECtors.
9409 (ipcp_update_callgraph): Use virtual clones.
9410 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
9411 (ipcp_update_profiling): Do not update local profiling.
9412 (ipcp_insert_stage): Use VECtors and virtual clones.
9413 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
9414 (clone_of_p): New function.
9415 (cgraph_preserve_function_body_p): Use clone tree.
9416 (cgraph_optimize): Materialize clones.
9417 (cgraph_function_versioning): Update for VECtors.
9418 (save_inline_function_body): Use clone tree.
9419 (cgraph_materialize_clone): New function.
9420 (cgraph_materialize_all_clones): Likewise.
9421 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
9422 * ipa.c: Include gimple.h.
9423 (cgraph_remove_unreachable_nodes): Use clone tree.
9424 * ipa-prop.c (ipa_note_param_call): Update call to
9425 compute_call_stmt_bb_frequencycall.
9426 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
9427 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
9428 (copy_bb): Handle updating of clone tree; add new edge when new call
9430 (expand_call_inline): Be strict about every call having edge.
9431 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
9432 (delete_unreachable_blocks_update_callgraph): New function.
9433 (tree_function_versioning): Use VECtors; always remove unreachable
9434 blocks and fold conditionals.
9435 * tree-inline.h: Do not include varray.h.
9436 (tree_function_versioning): Remove.
9437 * Makefile.in (GTFILES): Remove tree-inline.c
9438 * passes.c (do_per_function): Do only functions having body.
9439 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
9442 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
9443 Andrew Morrow <acm@google.com>
9446 * c-common.c (c_common_attribute_table): Permit deprecated
9447 attribute to take an optional argument.
9448 (handle_deprecated_attribute): If the optional argument to
9449 __attribute__((deprecated)) is not a string ignore the attribute
9452 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
9453 * c-typeck.c (build_component_ref): Likewise.
9454 (build_external_ref): Likewise.
9456 * toplev.c (warn_deprecated_use): Add an attribute argument.
9457 Emit the message associated with __attribute__((deprecated)).
9459 * toplev.h (warn_deprecated_use): Updated.
9461 * doc/extend.texi: Document new optional parameter to
9462 __attribute__((deprecated))
9464 2009-05-08 Michael Eager <eager@eagercon.com>
9466 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
9467 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
9469 2009-05-08 Richard Guenther <rguenther@suse.de>
9471 PR tree-optimization/40062
9472 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
9473 Avoid exponential behavior.
9475 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
9477 PR rtl-optimization/33928
9479 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
9480 process_uses, build_single_def_use_links): New.
9481 (update_df): Update use_def_ref.
9482 (forward_propagate_into): Use get_def_for_use instead of use-def
9484 (fwprop_init): Call build_single_def_use_links and let it initialize
9486 (fwprop_done): Free use_def_ref.
9487 (fwprop_addr): Eliminate duplicate call to df_set_flags.
9488 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
9489 df_rd_simulate_one_insn): New.
9490 (df_rd_bb_local_compute_process_def): Update head comment.
9491 (df_chain_create_bb): Use the new RD simulation functions.
9492 * df.h (df_rd_simulate_artificial_defs_at_top,
9493 df_rd_simulate_one_insn): New.
9494 * opts.c (decode_options): Enable fwprop at -O1.
9495 * doc/invoke.texi (-fforward-propagate): Document this.
9497 2009-05-08 Joseph Myers <joseph@codesourcery.com>
9500 * c-typeck.c (build_binary_op): Handle arithmetic between one real
9501 and one complex operand specially.
9502 * tree-complex.c (some_nonzerop): Do not identify a real value as
9503 zero if flag_signed_zeros.
9505 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
9507 PR rtl-optimization/33928
9508 * loop-invariant.c (record_use): Fix && vs. || mishap.
9510 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
9512 PR rtl-optimization/33928
9513 * loop-invariant.c (struct use): Add addr_use_p.
9514 (struct def): Add n_addr_uses.
9515 (struct invariant): Add cheap_address.
9516 (create_new_invariant): Set cheap_address.
9517 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
9518 (record_uses): Pass df_ref to record_use.
9519 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
9522 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
9524 * config/sh/sh.c: Do not include c-pragma.h.
9526 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
9528 * config/spu/spu.c: Remove include of c-common.h.
9530 2009-05-07 Janis Johnson <janis187@us.ibm.com>
9533 * c-common.h (mark_valid_location_for_stdc_pragma,
9534 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
9535 clear_float_const_decimal64, float_const_decimal64_p): New.
9536 * c.opt (Wunsuffixed-float-constants): New.
9537 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
9538 unsuffixed float constant, handle new warning.
9539 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
9540 * c-decl.c (c_scope): New flag float_const_decimal64.
9541 (set_float_const_decimal64, clear_float_const_decimal64,
9542 float_const_decimal64_p): New.
9543 (push_scope): Set new flag.
9544 * c-parser.c (c_parser_translation_unit): Mark when it's valid
9545 to use STDC pragmas.
9546 (c_parser_external_declaration): Ditto.
9547 (c_parser_compound_statement_nostart): Ditto.
9548 * c-pragma.c (valid_location_for_stdc_pragma,
9549 mark_valid_location_for_stdc_pragma,
9550 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
9551 handle_pragma_float_const_decimal64): New.
9552 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
9553 * cp/semantics.c (valid_location_for_stdc_pragma_p,
9554 set_float_const_decimal64, clear_float_const_decimal64,
9555 float_const_decimal64_p): New dummy functions.
9556 * doc/extend.texi (Decimal Float): Remove statement that the
9557 pragma, and suffix for double constants, are not supported.
9558 * doc/invoke.texi (Warning Options): List new option.
9559 (-Wunsuffixed-float-constants): New.
9561 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
9563 * config/i386/i386.c: Do not include c-common.h.
9565 2009-05-07 Mark Heffernan <meheff@google.com>
9567 * doc/invoke.texi (Debugging Options): Document change of debugging
9569 * opts.c (decode_options): Make dump_base_name relative to
9570 aux_base_name directory.
9572 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
9574 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
9575 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
9577 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
9579 * Makefile.in (install-plugin): Simplify a bit.
9581 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
9583 * Makefile.in (OBJS-common): Add regcprop.o.
9585 * timevar.def (TV_CPROP_REGISTERS): New.
9586 * regrename.c (regrename_optimize): Return 0.
9587 (rest_of_handle_regrename): Delete.
9588 (pass_rename_registers): Point to regrename_optimize.
9589 (struct value_data_entry, struct value_data,
9590 kill_value_one_regno, kill_value_regno, kill_value,
9591 set_value_regno, init_value_data, kill_clobbered_value,
9592 kill_set_value, kill_autoinc_value, copy_value,
9593 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
9594 replace_oldest_value_reg, replace_oldest_value_addr,
9595 replace_oldest_value_mem, copyprop_hardreg_forward_1,
9596 debug_value_data, validate_value_data): Move...
9597 * regcprop.c: ... here.
9598 (rest_of_handle_cprop): Delete.
9599 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
9601 2009-05-07 Jakub Jelinek <jakub@redhat.com>
9604 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
9605 GEN_INT for 1 << bitnum.
9606 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
9609 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
9611 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
9612 Remove wrong description of "nand" operation.
9614 2009-05-06 Richard Guenther <rguenther@suse.de>
9615 Adam Nemet <anemet@caviumnetworks.com>
9617 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
9618 comment. Add that if LHS is not a gimple register, then RHS1 has
9619 to be a single object (GIMPLE_SINGLE_RHS).
9621 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
9623 * expr.c (get_def_for_expr): Move it up in the file.
9624 (store_field): When expanding a bit-field store, look at the
9625 defining gimple stmt for the masking conversion.
9627 2009-05-06 Janis Johnson <janis187@us.ibm.com>
9630 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
9631 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
9632 32-bit memcpy into long.
9634 2009-05-06 Jakub Jelinek <jakub@redhat.com>
9636 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
9637 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
9639 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
9640 instead of appending DW_OP_deref*.
9642 2009-05-06 Michael Matz <matz@suse.de>
9645 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
9646 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
9648 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
9650 * Makefile.in (install-plugin): Fix srcdir handling.
9652 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
9654 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
9655 when processing for not_regs_needed bitmap.
9656 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
9657 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
9658 handling it for rhs.
9660 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
9662 * config/i386/i386.md (unnamed inc/dec peephole): Use
9663 optimize_insn_for_size_p instead of optimize_size.
9664 * config/i386/predicates.md (incdec_operand): Likewise.
9665 (aligned_operand): Likewise.
9666 * config/i386/sse.md (divv8sf3): Likewise.
9667 (sqrtv8sf2): Likewise.
9669 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
9671 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
9673 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
9675 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
9677 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
9678 ssemodesuffixf2c with avxmodesuffixf2c.
9680 2009-05-06 Joseph Myers <joseph@codesourcery.com>
9683 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
9685 2009-05-05 Jakub Jelinek <jakub@redhat.com>
9687 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
9688 (struct tree_base): Adjust spacing for 8 bit boundaries.
9689 (struct tree_decl_common): Add decl_by_reference_flag bit.
9690 (DECL_BY_REFERENCE): Adjust.
9691 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
9692 print DECL_BY_REFERENCE bit.
9693 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
9694 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
9695 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
9696 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
9700 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
9701 range of the type, but default label is missing, add it with one
9702 of the existing labels instead of adding a new label for it.
9704 2009-05-05 Joseph Myers <joseph@codesourcery.com>
9708 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
9710 * Makefile.in (enable_plugin, plugin_includedir): New.
9711 (install): Depend on install-plugin.
9712 (PLUGIN_HEADERS): New.
9713 (install-plugin): New.
9714 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
9716 2009-05-05 Richard Guenther <rguenther@suse.de>
9718 PR tree-optimization/40022
9719 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
9721 (phivn_valid_p): Fix tuplification error, simplify.
9722 (phiprop_insert_phi): Add dumps.
9723 (propagate_with_phi): Simplify.
9725 2009-05-05 Richard Guenther <rguenther@suse.de>
9728 * builtins.c (gimplify_va_arg_expr): Properly build the address.
9730 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
9732 * tree.h (strip_float_extensions): Remove duplicate declaration.
9733 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
9734 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
9735 block_ultimate_origin): Rearrange the declarations line to match the
9736 comment that indicates the .c file which the functions are defined.
9737 (dwarf2out_*, set_decl_rtl): Add comment.
9738 (get_base_address): Adjust comment.
9739 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
9740 declarations line and add comment.
9741 (is_builtin_name): Add blank after function name, for clarity.
9743 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9745 * attribs.c (decl_attributes): Use %qE for identifiers in
9747 * cgraphunit.c (verify_cgraph_node): Translate function names to
9748 locale character set in diagnostics.
9749 * coverage.c (get_coverage_counts): Use %qE for identifiers in
9751 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
9752 Document that functions are named in UTF-8.
9753 * expr.c (expand_expr_real_1): Translate function names to locale
9754 character set in diagnostics.
9755 * gimplify.c (omp_notice_variable, omp_is_private,
9756 gimplify_scan_omp_clauses): Use %qE for identifiers in
9758 * langhooks.c (lhd_print_error_function): Translate function names
9759 to locale character set.
9760 * langhooks.h (decl_printable_name): Document that return value is
9761 in internal character set.
9762 * stmt.c: Include pretty-print.h
9763 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
9765 (resolve_operand_name_1): Translate named operand name to locale
9767 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
9769 * toplev.c (announce_function): Translate function names to locale
9771 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
9772 (default_tree_printer): Use pp_identifier or translate identifiers
9773 to locale character set. Mark "<anonymous>" for translation.
9774 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
9775 for identifiers in diagnostics.
9776 * tree.c (handle_dll_attribute): Use %qE for identifiers in
9778 * varasm.c (output_constructor): Use %qE for identifiers in
9781 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
9783 * configure.ac: use ` ` instead of $()
9784 * configure: Regenerate.
9786 2009-05-05 Ben Elliston <bje@au.ibm.com>
9788 * config/pa/linux-atomic.c: Eliminate conditional include of
9789 errno.h on non-LP64 systems to simplify build requirements.
9791 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9793 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
9795 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
9796 and pass value to identifier_to_locale.
9797 (warn_variable_length_array): Make name a tree.
9798 (grokdeclarator): Separate diagnostic texts for named and unnamed
9799 declarators. Use %qE for named declarators.
9800 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
9802 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
9803 identifiers in diagnostics.
9804 * c-typeck.c (push_member_name, start_init): Pass identifiers to
9805 identifier_to_locale. Mark "anonymous" strings for translation.
9807 2009-05-04 Michael Eager <eager@eagercon.com>
9809 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
9810 address for DImode/DFmode only if double-precision FP regs.
9812 2009-05-04 Michael Eager <eager@eagercon.com>
9814 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
9815 TARGET_SINGLE_FLOAT check.
9817 2009-05-04 Michael Eager <eager@eagercon.com>
9819 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
9821 2009-05-04 Michael Eager <eager@eagercon.com>
9823 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
9824 * config/rs6000/t-xilinx: New
9826 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
9828 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
9829 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
9830 * gcc/explow.c (memory_address): Use target hook.
9831 * gcc/targhooks.c (default_legitimize_address): New.
9832 * gcc/targhooks.h (default_legitimize_address): New.
9833 * gcc/target.h (legitimize_address): New.
9834 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
9835 (TARGET_INITIALIZER): Include it.
9836 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
9838 * config/bfin/bfin-protos.h (legitimize_address): Remove.
9839 * config/bfin/bfin.c (legitimize_address): Remove.
9840 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
9841 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
9843 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
9844 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
9846 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
9847 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
9848 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
9849 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
9850 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
9851 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
9852 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
9853 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
9854 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
9855 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
9856 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
9857 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
9858 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
9859 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
9860 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
9861 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
9862 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
9863 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
9864 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
9865 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
9866 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
9867 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
9868 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
9870 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
9871 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
9872 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
9873 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
9874 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
9875 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
9876 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
9877 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
9878 (thumb_legitimize_address): Delete.
9879 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
9880 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
9881 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
9882 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
9883 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
9884 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
9886 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
9889 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
9890 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
9891 * config/m32r/m32r.c (m32r_legitimize_address): New.
9892 * config/m68k/m68k.c (m68k_legitimize_address): New.
9893 * config/score/score.c (score_legitimize_address): Standardize.
9894 * config/score/score3.c (score3_legitimize_address): Standardize.
9895 * config/score/score3.h (score3_legitimize_address): Adjust.
9896 * config/score/score7.c (score7_legitimize_address): Standardize.
9897 * config/score/score7.h (score7_legitimize_address): Adjust.
9898 * config/sh/sh.c (sh_legitimize_address): New.
9899 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
9901 * gcc/config/s390/s390.c (legitimize_address): Rename to...
9902 (s390_legitimize_address): ... this.
9903 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
9904 (sparc_legitimize_address): ... this.
9905 * gcc/config/i386/i386.c (legitimize_address): Rename to...
9906 (ix86_legitimize_address): ... this.
9907 * gcc/config/avr/avr.c (legitimize_address): Rename to...
9908 (avr_legitimize_address): ... this.
9909 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
9910 (mn10300_legitimize_address): ... this.
9911 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
9912 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
9913 (alpha_expand_mov): Adjust call.
9915 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
9916 * config/spu/spu.c (spu_legitimize_address): Likewise.
9917 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
9918 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
9920 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9922 * intl.c (locale_encoding, locale_utf8): New.
9923 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
9924 * intl.h (locale_encoding, locale_utf8): Declare.
9925 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
9926 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
9928 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
9930 (pp_tree_identifier): Define to call pp_base_tree_identifier.
9931 (pp_base_tree_identifier): Declare as function.
9932 (identifier_to_locale): Declare.
9933 * Makefile.in (pretty-print.o): Update dependencies.
9934 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
9936 2009-05-04 Richard Guenther <rguenther@suse.de>
9939 * builtins.c (fold_builtin_memory_op): Do not decay to element
9940 type if the size matches the whole array.
9942 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
9944 * expmed.c (synth_mult): When trying out a shift, pass the result
9947 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
9949 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
9950 (shiftsub1_cost): New.
9951 (init_expmed): Compute shiftsub1_cost.
9952 (synth_mult): Optimize multiplications by constants of the form
9953 -(2^^m-1) for some constant positive integer m.
9955 2009-05-03 Richard Guenther <rguenther@suse.de>
9958 * c-typeck.c (array_to_pointer_conversion): Do not built
9959 ADDR_EXPRs of arrays of pointer-to-element type.
9960 * c-gimplify.c (c_gimplify_expr): Revert change fixing
9961 up wrong ADDR_EXPRs after-the-fact.
9962 * c-common.c (strict_aliasing_warning): Strip pointer
9963 conversions for obtaining the original type.
9964 * builtins.c (fold_builtin_memset): Handle array types.
9965 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
9968 2009-05-03 Richard Guenther <rguenther@suse.de>
9971 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
9972 Do not lose casts from array types with unknown extent to array
9973 types with known extent.
9974 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
9975 alias set compatibility.
9977 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
9979 * flags.h (extra_warnings): Delete.
9980 * toplev.c (process_options): Handle Wuninitialized here.
9981 * opts.c (extra_warnings): Delete.
9982 (set_Wextra): Delete.
9983 (common_handle_option): -Wextra can be handled automatically.
9984 * c-opts.c (c_common_handle_option): Delete obsolete code.
9985 (c_common_post_options): Simplify comment.
9986 * common.opt (W): Add Var.
9988 (Wuninitialized): Initialize to -1.
9990 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
9991 Richard Guenther <rguenther@suse.de>
9993 * expr.c (get_def_for_expr): New function.
9994 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
9995 SSA rather than trees.
9996 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
9997 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
9999 2009-05-03 Joseph Myers <joseph@codesourcery.com>
10001 * c-common.c (reswords): Add _Imaginary.
10002 * c-common.c (enum rid): Add RID_IMAGINARY.
10004 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
10006 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
10007 Patch by Richard Guenther.
10009 2009-05-03 Anatoly Sokolov <aesok@post.ru>
10011 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
10012 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
10013 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
10014 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
10015 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
10016 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
10017 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
10018 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
10019 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
10020 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
10021 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
10022 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
10023 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
10024 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
10025 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
10026 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
10027 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
10028 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
10030 2009-05-02 Richard Guenther <rguenther@suse.de>
10032 PR tree-optimization/39940
10033 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
10036 2009-05-02 Richard Guenther <rguenther@suse.de>
10038 PR middle-end/40001
10039 * tree-ssa.c (execute_update_addresses_taken): Properly check
10040 if we can mark a variable DECL_GIMPLE_REG_P.
10041 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
10042 back to the end of the function.
10043 (is_gimple_reg_type): Remove complex type special casing.
10044 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
10047 2009-05-02 Ben Elliston <bje@au.ibm.com>
10049 * doc/collect2.texi (Collect2): Document search path behaviour
10050 when configured with --with-ld.
10052 2009-05-02 Jan Hubicka <jh@suse.cz>
10054 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
10055 parameter; update callers.
10056 (coalesce_cost_edge): EH edges are costier because they needs
10057 splitting even if not critical and even more costier when there are
10058 multiple EH predecestors.
10060 2009-05-02 Jan Hubicka <jh@suse.cz>
10062 * except.c (remove_eh_handler_and_replace): Handle updating after
10063 removing TRY blocks.
10065 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
10067 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
10069 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
10071 * varasm.c: Do not include c-pragma.h.
10072 * attribs.c: Do not incude c-common.h.
10074 2009-05-01 Michael Matz <matz@suse.de>
10076 * calls.c (initialize_argument_information): Handle SSA names like
10077 decls with a non MEM_P DECL_RTL.
10079 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
10081 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
10082 * ipa-utils.c: Likewise.
10083 * ipa-type-escape.c: Likewise.
10084 * cgraphunit.c Do not include c-common.h.
10085 * ipa-pure-const.c: Likewise.
10086 * tree-if-conv.c: Likewise.
10087 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
10088 * ipa-struct-reorg.c: Likewise.
10089 * tree-nomudflap.c: Likewise.
10090 * tree-ssa-structalias.c: Likewise.
10092 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
10094 * store-motion.c: Many cleanups to make this pass a first-class
10095 citizen instead of an appendix to gcse load motion. Add TODO list
10096 to make this pass faster/cleaner/better.
10098 (struct ls_expr): Post gcse.c-split cleanups.
10099 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
10100 "stores" field to "avail_stores".
10101 (pre_ldst_mems): Rename to store_motion_mems.
10102 (pre_ldst_table): Rename to store_motion_mems_table.
10103 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
10104 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
10105 (ldst_entry): Rename to st_expr_entry, update users.
10106 (free_ldst_entry): Rename to free_st_expr_entry, update users.
10107 (free_ldst_mems): Rename to free_store_motion_mems, update users.
10108 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
10110 (first_ls_expr): Rename to first_st_expr, update users.
10111 (next_ls_expr): Rename to next_st_expr, update users.
10112 (print_ldst_list): Rename to print_store_motion_mems. Print names of
10113 fields properly for store motion instead of names inherited from load
10115 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
10116 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
10119 (ae_kill): Rename to st_kill, update users.
10120 (ae_gen): Rename to st_avloc, update users.
10121 (transp): Rename to st_transp, update users.
10122 (pre_insert_map): Rename to st_insert_map, update users.
10123 (pre_delete_map): Rename to st_delete_map, update users.
10124 (insert_store, build_store_vectors, free_store_memory,
10125 one_store_motion_pass): Update for abovementioned changes.
10127 (gcse_subst_count, gcse_create_count): Remove.
10128 (one_store_motion_pass): New statistics counters "n_stores_deleted"
10129 and "n_stores_created", local variables.
10131 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
10134 (regvec, compute_store_table_current_insn): Remove.
10135 (reg_set_info, reg_clear_last_set): Remove.
10136 (compute_store_table): Use DF caches instead of local dataflow
10139 2009-05-01 Joseph Myers <joseph@codesourcery.com>
10141 * c-objc-common.c (c_tree_printer): Print identifiers with
10142 pp_identifier, not pp_string. Mark "({anonymous})" for
10144 * c-pretty-print.c (pp_c_ws_string): New.
10145 (pp_c_cv_qualifier, pp_c_type_specifier,
10146 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
10147 pp_c_storage_class_specifier, pp_c_function_specifier,
10148 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
10149 pp_c_primary_expression, pp_c_postfix_expression,
10150 pp_c_unary_expression, pp_c_shift_expression,
10151 pp_c_relational_expression, pp_c_equality_expression,
10152 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
10153 use pp_string and pp_c_ws_string in place of pp_identifier and
10154 pp_c_identifier for non-identifiers. Mark English strings for
10156 * c-pretty-print.h (pp_c_ws_string): Declare.
10158 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
10159 Roland McGrath <roland@redhat.com>
10161 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
10162 (ENABLE_LD_BUILDID): New configuration option.
10163 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
10164 (LINK_BUILDID_SPEC): New macro.
10165 (init_spec): If defined, prepend it between LINK_EH_SPEC and
10167 * doc/install.texi: Document --enable-linker-build-id option.
10168 * configure: Rebuild.
10169 * config.in: Rebuild.
10171 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
10173 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
10174 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
10175 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
10176 MIPS_GP_SAVE_AREA_SIZE.
10177 * config/mips/mips.c (struct mips_frame_info): Update comment
10178 before arg_pointer_offset and hard_frame_pointer_offset.
10179 (mips_compute_frame_info): Update diagram before function: to
10180 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
10181 indicate the position of frame_pointer_rtx with -fstack-protector and
10182 to show args_size. Don't allocate cprestore area for leaf functions
10183 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
10185 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
10187 2009-04-30 Michael Matz <matz@suse.de>
10189 PR tree-optimization/39955
10190 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
10192 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
10194 * ira.c (setup_cover_and_important_classes): Use safe macro
10195 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
10197 * genpreds.c (write_tm_preds_h): Output suitable definition of
10198 REG_CLASS_FOR_CONSTRAINT.
10200 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
10202 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
10204 * bitmap.c (bitmap_descriptor): Likewise.
10205 * ggc-common.c (loc_descriptor): Likewise.
10206 * varray.c (varray_descriptor): Likewise.
10207 * vec.c (vec_descriptor): Likewise.
10209 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
10211 * Makefile.in (dce.o): Add $(EXCEPT_H).
10212 * dce.c: Include except.h and delete redundant vector definitions.
10213 (deletable_insn_p): Return false for non-call insns that can throw
10216 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
10218 * gcse.c (ae_gen): Remove.
10219 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
10220 and make non-static function to make it available in store-motion.c.
10221 Update call sites with search-and-replace.
10222 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
10223 extract_mentioned_regs, extract_mentioned_regs_helper,
10224 find_moveable_store, compute_store_table, load_kills_store, find_loads,
10225 store_killed_in_insn, store_killed_after, store_killed_before,
10226 build_store_vectors, insert_insn_start_basic_block, insert-store,
10227 remove_reachable_equiv_notes, replace_store_insn, delete_store,
10228 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
10229 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
10230 * store-motion.c: ...new file. Also copy data structures from gcse.c
10231 and clean up to remove parts not used by store motion.
10232 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
10233 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
10235 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10238 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
10239 when optimizing for size.
10241 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
10243 * gcse.c (gcse_constant_p): Fix typo in last change.
10245 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
10247 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
10249 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
10251 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
10253 2009-04-29 James E. Wilson <wilson@codesourcery.com>
10255 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
10256 CONST_HIGH_PART result.
10258 2009-04-29 Anatoly Sokolov <aesok@post.ru>
10260 * config/avr/avr.c (initial_elimination_offset): Rename to
10261 avr_initial_elimination_offset.
10262 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
10263 change return type to bool.
10264 (avr_can_eliminate): New function.
10265 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
10266 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
10267 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
10268 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
10269 avr_initial_elimination_offset.
10270 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
10271 (avr_initial_elimination_offset): Define.
10273 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
10274 Steven Bosscher <steven@gcc.gnu.org>
10276 PR rtl-optimization/39938
10277 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
10278 * cfgrtl.c: Include insn-attr.h.
10279 (rest_of_pass_free_cfg): New function.
10280 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
10281 * resource.c (init_resource_info): Remove call to df_analyze.
10283 2009-04-29 Richard Guenther <rguenther@suse.de>
10286 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
10287 allow conversion to signed integers.
10289 2009-04-29 Richard Guenther <rguenther@suse.de>
10291 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
10292 shifts of floating point vectors if the shift amount is
10293 a constant multiple of the element size.
10295 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
10296 Michael Matz <matz@suse.de>
10298 PR middle-end/39927
10300 * tree-outof-ssa.c (emit_partition_copy): New function.
10301 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
10302 insert_part_to_rtx_on_edge): Perform the partition base var
10303 copy using emit_partition_copy.
10304 (insert_value_copy_on_edge): Convert constants to the right mode.
10305 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
10306 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
10308 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
10310 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
10311 scan backwards to try to find a constant to initialize it.
10313 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
10314 insn before the loop_end instruction, don't look past labels.
10316 2009-04-29 Richard Guenther <rguenther@suse.de>
10318 PR middle-end/39937
10319 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
10320 loose type conversions.
10321 (forward_propagate_addr_expr): Fix tuplification bug. Remove
10322 stmts only if there are no uses of its definition.
10324 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
10326 * config/bfin/bfin.h (splitting_loops): Declare.
10327 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
10328 Reorder bit definitions to be ascending.
10329 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
10330 * config/bfin/bfin.c (splitting_loops): New variable.
10331 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
10332 (struct loop_info): Remove members INIT and LOOP_INIT.
10333 (bfin_optimize_loop): Don't set them. Reorder the code that generates
10334 the LSETUP sequence. Allow LC to be loaded from any register, but
10335 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
10336 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
10338 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
10339 of reload_completed.
10342 * config/bfin/bfin.md (movsi_insn): Refine constraints.
10344 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
10346 * Makefile.in (PLUGIN_VERSION_H): New.
10347 (OBJS-common): Remove plugin-version.o.
10348 (plugin.o): Depend on (PLUGIN_VERSION_H).
10349 (plugin-version.o): Remove.
10350 * configure: Regenerate
10351 * configure.ac: Create plugin-version.h.
10352 * gcc-plugin.h (plugin_gcc_version): Remove.
10353 (plugin_default_version_check): Change signature.
10354 * plugin-version.c: Remove.
10355 * plugin.c: Include plugin-version.h.
10356 (str_plugin_gcc_version_name): Remove.
10357 (try_init_one_plugin): Pass gcc version to plugin_init.
10358 (plugin_default_version_check): Both gcc and plugin versions are now
10361 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
10363 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
10364 problematic last insns. Test for TYPE_CALL rather than CALL_P.
10365 Remove special case testing for last insn of inner loops. Don't fail
10366 if the loop ends with a jump, emit an extra nop instead.
10368 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
10369 DREGS rather than comparing directly. Remove code that tries to
10370 account for latencies.
10372 2009-04-29 Richard Guenther <rguenther@suse.de>
10374 PR tree-optimization/39941
10375 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
10376 eliminating an indirect call.
10378 2009-04-29 Richard Guenther <rguenther@suse.de>
10380 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
10381 parameter. Allow invariants as base if !require_lvalue.
10382 (verify_gimple_assign_single): Adjust.
10384 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
10386 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
10387 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
10388 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
10389 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
10390 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
10392 * config/bfin/bfin.c (bfin_expand_builtin,
10393 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
10395 2009-04-28 Richard Guenther <rguenther@suse.de>
10397 * tree-vect-loop.c (get_initial_def_for_induction): Use
10398 correct types for pointer increment.
10400 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10402 * toplev.c (print_version): Update GMP version string calculation.
10404 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
10406 PR rtl-optimization/39938
10407 * resource.c (init_resource_info): Add call to df_analyze.
10409 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
10411 * config/alpha/alpha.md (usegp): Cast the result of
10412 alpha_find_lo_sum_using_gp to enum attr_usegp.
10413 * config/alpha/alpha.c (override_options): Remove end-of-structure
10414 marker element from cpu_table. Use array size of cpu_table to handle
10415 -mcpu and -mtune options.
10416 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
10418 2009-04-28 Joseph Myers <joseph@codesourcery.com>
10420 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
10421 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
10422 tune_32 and tune_64.
10423 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
10424 support on PowerPC.
10425 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
10426 * config/rs6000/option-defaults.h: ... here. New file.
10427 (OPT_64, OPT_32): Define.
10428 (MASK_64BIT): Define to 0 if not already defined.
10429 (OPT_ARCH64, OPT_ARCH32): Define.
10430 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
10433 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10435 * config/arm/arm.c (arm_override_options): Emit error on using
10438 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
10440 PR rtl-optimization/39914
10441 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
10442 registers for allocnos created from user-defined variables only
10443 when not optimizing.
10445 2009-04-28 Richard Guenther <rguenther@suse.de>
10447 PR middle-end/39937
10448 * fold-const.c (fold_binary): Use distribute_real_division only
10451 2009-04-28 Steve Ellcey <sje@cup.hp.com>
10453 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
10454 add hpux-stdint.h to tm_file.
10455 (hppa[12]*-*-hpux11*): Ditto.
10456 (ia64*-*-hpux*): Ditto.
10457 * config/hpux-stdint.h: New.
10458 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
10459 __STDC_EXT__ for all compiles.
10460 * config/pa/pa-hpux.h: Ditto.
10461 * config/pa/pa-hpux10.h: Ditto.
10462 * config/pa/pa-hpux11.h: Ditto.
10464 2009-04-28 Catherine Moore <clm@codesourcery.com>
10466 * debug.h (set_name): Add comment.
10468 2009-04-28 Andrew Pinski <pinskia@gmail.com>
10471 * config/darwin.c (machopic_gen_offset): Check
10472 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
10473 * config/arm/arm.c (require_pic_register): Likewise.
10475 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
10477 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
10478 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
10479 m32c_promote_prototypes): Delete.
10481 2009-04-28 Michael Matz <matz@suse.de>
10483 PR middle-end/39922
10484 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
10487 2009-04-28 Richard Guenther <rguenther@suse.de>
10489 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
10491 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10493 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
10494 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
10495 * config/arm/arm-tune.md: Regenerate.
10497 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
10499 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
10500 block if there are complex incoming edges.
10501 (sel_merge_blocks): Remove useless assert.
10502 (sel_redirect_edge_and_branch): Check that edge was redirected.
10503 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
10504 (sel_find_rgns): Delete declaration.
10505 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
10506 the region when it is not a preheader.
10508 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
10511 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
10513 2009-04-28 Richard Guenther <rguenther@suse.de>
10515 * tree.h (SSA_NAME_VALUE): Remove.
10516 (struct tree_ssa_name): Remove value_handle member.
10517 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
10518 array for jump threading.
10519 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
10521 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
10522 * tree-flow.h (threadedge_initialize_values): Declare.
10523 (threadedge_finalize_values): Likewise.
10524 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
10525 (SSA_NAME_VALUE): Define.
10526 (threadedge_initialize_values): New function.
10527 (threadedge_finalize_values): Likewise.
10528 * tree-ssa-dom.c (ssa_name_values): New global variable.
10529 (SSA_NAME_VALUE): Define.
10530 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
10532 2009-04-28 Ira Rosen <irar@il.ibm.com>
10534 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
10535 Use REPORT_VECTORIZED_LOCATIONS instead
10536 REPORT_VECTORIZED_LOOPS.
10537 * tree-vectorizer.c (vect_verbosity_level): Make static.
10538 (vect_loop_location): Rename to vect_location.
10539 (vect_set_verbosity_level): Update comment.
10540 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
10542 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
10543 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
10544 instead REPORT_UNVECTORIZED_LOOPS.
10545 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
10546 and vect_loop_def to vect_external_def and vect_internal_def.
10547 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
10548 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
10549 REPORT_UNVECTORIZED_LOCATIONS.
10550 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
10551 and vect_used_in_loop and to vect_unused_in_scope and
10552 vect_used_in_scope.
10553 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
10554 (vect_verbosity_level): Remove declaration.
10555 (vect_analyze_operations): Likewise.
10556 (vect_analyze_stmt): Declare.
10557 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
10558 REPORT_UNVECTORIZED_LOCATIONS.
10559 (vect_get_loop_niters): Fix indentation.
10560 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
10561 (vect_analyze_loop_operations): New function.
10562 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
10563 vect_analyze_operations.
10564 (vect_is_simple_reduction): Use new names.
10565 (vectorizable_live_operation, vect_transform_loop): Likewise.
10566 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
10567 to specify whether the data references can be a part of interleaving
10569 (vect_analyze_data_ref_dependence): Use new names.
10570 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
10571 (vect_create_addr_base_for_vector_ref): Remove redundant code.
10572 * tree-vect-patterns.c (widened_name_p): Use new names.
10573 (vect_recog_dot_prod_pattern): Likewise.
10574 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
10575 (process_use, vect_mark_stmts_to_be_vectorized,
10576 vect_model_simple_cost, vect_model_store_cost,
10577 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
10578 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
10579 vectorizable_operation, vectorizable_type_demotion,
10580 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
10581 vectorizable_condition): Likewise.
10582 (vect_analyze_operations): Split into vect_analyze_loop_operations
10584 (vect_analyze_stmt): ... new function.
10585 (new_stmt_vec_info): Use new names.
10586 (vect_is_simple_use): Use new names and fix comment.
10587 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
10588 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
10590 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
10593 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
10594 and integer modes for x87 operands. Do not ICE for unsupported size,
10595 generate error instead. Generate error for unsupported operand types.
10596 ['z']: Do not handle HImode memory operands specially. Warning
10597 for floating-point operands. Fallthru to 'Z' for unsupported operand
10598 types. Do not ICE for unsupported size, generate error instead.
10599 (output_387_binary_op): Use %Z to output operands.
10600 (output_fp_compare): Ditto.
10601 (output_387_reg_move): Ditto.
10603 2009-04-28 Ben Elliston <bje@au.ibm.com>
10608 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10610 * builtins.c (c_strlen): Do not warn here.
10611 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
10612 * c-common.c (pointer_int_sum): Take an explicit location.
10613 Warn about offsets out of bounds.
10614 * c-common.h (pointer_int_sum): Adjust declaration.
10616 2009-04-27 Ian Lance Taylor <iant@google.com>
10618 * collect2.c (is_ctor_dtor): Change type of ret field in struct
10620 * dce.c (run_fast_df_dce): Change type of old_flags to int.
10621 * df-core.c (df_set_flags): Change return type to int. Change
10622 type of old_flags to int.
10623 (df_clear_flags): Likewise.
10624 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
10625 (df_get_conditional_uses): Likewise.
10626 * df.h (df_set_flags, df_clear_flags): Update declarations.
10627 * dwarf2out.c (struct indirect_string_node): Change type of form
10628 field to enum dwarf_form.
10629 (AT_string_form): Change return type to enum dwarf_form.
10630 * fixed-value.c (fixed_compare): Add cast to enum type.
10631 * fwprop.c (update_df): Change 0 to VOIDmode.
10632 * gensupport.c: Change 0 to UNKNOWN.
10633 * gimple.h (gimple_cond_code): Add cast to enum type.
10634 * haifa-sched.c (reemit_notes): Add cast to enum type.
10635 * hooks.c (hook_int_void_no_regs): Remove function.
10636 * hooks.h (hook_int_void_no_regs): Remove declaration.
10637 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
10638 * predict.c (combine_predictions_for_insn): Add casts to enum type.
10639 * real.c (real_arithmetic): Add cast to enum type.
10640 (real_compare): Likewise.
10641 * target.h (struct gcc_target): Change return type of
10642 branch_target_register_class to enum reg_class.
10643 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
10644 default_branch_target_register_class.
10645 * targhooks.c (default_branch_target_register_class): New function.
10646 * targhooks.h (default_branch_target_register_class): Declare.
10647 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
10648 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
10650 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
10652 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
10653 vect_uninitialized_def. Change 0 to ERROR_MARK.
10654 * tree-vect-stmts.c (supportable_widening_operation): Don't
10655 initialize icode1 and icode2.
10656 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
10657 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
10659 (cmn_err_flag_specs): Change 0 to STD_C89.
10660 (cmn_err_char_table): Likewise.
10661 * config/arm/arm.c (get_arm_condition_code): Change type of code
10662 to enum arm_cond_code.
10663 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
10664 (IWMMXT_BUILTIN2): Likewise.
10665 (neon_builtin_type_bits): Don't define typedef.
10666 (neon_builtin_datum): Change type of bits field to int.
10667 (arm_expand_neon_args): Add cast to enum type.
10668 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
10670 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
10671 casts to enum type.
10672 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
10674 * config/mips/mips.md (jal_macro): Return enum constant.
10675 (single_insn): Likewise.
10676 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
10678 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10679 casts to enum type.
10680 * config/s390/s390.c (s390_tune_flags): Change type to int.
10681 (s390_arch_flags): Likewise.
10682 (s390_handle_arch_option): Change flags field of struct pta to int.
10683 * config/s390/s390.h (s390_tune_flags): Update declaration.
10684 (s390_arch_flags): Likewise.
10685 * config/sh/sh.c (prepare_move_operands): Compare
10686 tls_symbolic_operand result with enum constant.
10687 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
10688 (sh_expand_prologue): Add cast to enum type.
10689 (sh_expand_epilogue): Likewise.
10690 (tls_symbolic_operand): Change return type to enum tls_model.
10691 (fpscr_set_from_mem): Add cast to enum type.
10692 (legitimize_pic_address): Compare tls_symbolic_operand result with
10694 (sh_target_reg_class): Change return type to enum reg_class.
10695 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
10697 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
10698 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
10699 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
10700 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
10701 (delayed_branch, tls_call_delay): Likewise.
10702 (eligible_for_sibcall_delay): Likewise.
10703 (eligible_for_return_delay): Likewise.
10704 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
10705 (spu_expand_builtin_1): Likewise.
10707 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
10708 for all types of conversions.
10709 (output_init_element): Issue -Wc++-compat warning if needed when
10710 initializing a bitfield with enum type.
10711 * c-parser.c (c_parser_expression): Set original_type to
10712 original_type of right hand operand of comman operator.
10714 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10716 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
10718 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
10719 * doc/cpp.texi (Standard Predefined Macros)
10720 (Implementation-defined behavior): Likewise.
10721 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
10722 * doc/gimple.texi (GIMPLE Exception Handling)
10723 (@code{GIMPLE_ASSIGN}): Likewise.
10724 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
10725 * doc/invoke.texi (Warning Options, Optimize Options)
10726 (AVR Options, Darwin Options): Likewise.
10727 (Optimize Options): Reformulate -fwhole-program description.
10728 * doc/loop.texi (Lambda): Likewise.
10729 * doc/md.texi (Output Template, Define Constraints)
10730 (Standard Names, Insn Splitting): Likewise.
10731 * doc/options.texi (Option properties): Likewise.
10732 * doc/passes.texi (Tree-SSA passes): Likewise.
10733 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
10734 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
10735 (File Names and DBX): Likewise.
10736 * doc/trouble.texi (Incompatibilities): Likewise.
10738 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10740 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
10741 instruction is correct.
10743 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10745 Allow non-constant arguments to conversion intrinsics.
10746 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
10747 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
10748 * spu.c (print_operand): Handle 'v' and 'w'.
10749 (exp2_immediate_p, spu_gen_exp2): Define.
10750 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
10751 spu_convtf_1): Update parameter descriptions.
10752 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
10753 * constraints.md ('v', 'w'): New.
10754 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
10756 (i2f, I2F): New define_mode_attr.
10757 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
10758 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
10759 fixuns_truncv4sfv4si2): Update to use mode attribute.
10760 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
10761 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
10762 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
10763 patterns for combine.
10765 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
10767 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
10768 (cprop, hoist, pre, store_motion): New debug counters.
10769 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
10770 is not an RTL pass anymore.
10771 (pass_profiling): Remove extern decl for pass removed in 2005.
10772 (pass_gcse, pass_jump_bypass): Remove.
10773 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
10774 to 0 for clean state.
10775 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
10776 * cse.c (gate_handle_cse_after_global_opts,
10777 rest_of_handle_cse_after_global_opts): New functions.
10778 (pass_cse_after_global_opts): New pass, does local CSE.
10779 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
10780 (TV_CPROP): New timevar.
10781 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
10782 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
10783 (gcse_main, recompute_all_luids): Remove.
10784 (compute_hash_table_work): Call max_reg_num instead of reading
10786 (cprop_jump): Don't set run_jump_opt_after_gcse.
10787 (constprop_register): Always allow to alter jumps.
10788 (cprop_insn): Likewise.
10789 (do_local_cprop): Likewise.
10790 (local_cprop_pass): Likewise. Return non-zero if something changed.
10791 (cprop): Remove function, fold interesting bits into one_cprop_pass.
10792 (find_implicit_sets): Add note about missed optimization opportunity.
10793 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
10794 pass_rtl_cprop execute function.
10795 Don't bother tracking the pass number, each pass gets its own dumpfile
10797 Always allow to alter jumpsand bypass jumps.
10798 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
10799 will just find no suitable set.
10800 (pre_edge_insert): Fix dumping, this function is for PRE only.
10801 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
10802 pass_rtl_pre execute function.
10803 (hoist_code): Return non-zero if something changed. Keep track of
10804 substitutions and insertions for statistics gathering similar to PRE.
10805 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
10806 called from the pass_rtl_hoist execute function. Show pass statistics.
10807 (compute_store_table): Use max_reg_num directly instead of using the
10808 formerly global max_gcse_regno.
10809 (build_store_vectors): Likewise.
10810 (replace_store_insn): Fix dumping.
10811 (store_motion): Rename to ...
10812 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
10813 pass, called from the pass_rtl_store_motion execute function. Keep
10814 track of substitutions and insertions for statistics gathering similar
10816 (bypass_jumps): Remove, fold interesting bits into ...
10817 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
10818 from the pass_rtl_cprop execute function.
10819 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
10820 pass_jump_bypass): Remove.
10821 (gate_handle_gcse, rest_of_handle_gcse): Remove.
10822 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
10823 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
10824 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
10825 (gate_rtl_store_motion, execute_rtl_store_motion,
10826 pass_rtl_store_motion): New.
10827 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
10828 make it clear that -fcse-skip-blocks is a no-op for backward compat.
10829 * passes.c (init_optimization_passes): Remove pass_gcse and
10830 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
10831 and cse_after_global_opts in place of pass_gcse. Schedule cprop
10832 instead of pass_jump_bypass.
10834 2009-04-27 Richard Guenther <rguenther@suse.de>
10836 PR middle-end/39928
10837 * gimplify.c (gimplify_expr): If we are required to create
10838 a temporary make sure it ends up as register.
10840 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
10843 * config/i386/i386.c (construct_container): Don't call
10844 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
10845 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
10847 2009-04-27 Michael Matz <matz@suse.de>
10849 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
10850 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
10851 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
10852 (dump_replaceable_exprs): Take a bitmap.
10853 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
10855 (expand_gimple_basic_block): Likewise.
10856 * tree-ssa-ter.c (struct temp_expr_table_d): Make
10857 replaceable_expressions member a bitmap.
10858 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
10859 (mark_replaceable): Likewise.
10860 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
10861 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
10863 2009-04-27 Richard Guenther <rguenther@suse.de>
10865 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
10866 (verify_stmts): Dispatch to gimple/type verification code.
10867 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
10868 issue with call argument types.
10870 2009-04-27 Michael Matz <matz@suse.de>
10872 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
10873 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
10876 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
10877 Eric Botcazou <ebotcazou@adacore.com>
10879 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
10880 a label's basic block.
10881 (mark_target_live_regs): Tidy and rework obsolete comments.
10882 Change back DF problem to LIVE. If a label starts a basic block,
10883 assume that all registers that used to be live then still are.
10884 (init_resource_info): If a label starts a basic block, set its
10885 BLOCK_FOR_INSN accordingly.
10886 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
10888 2009-04-27 Richard Guenther <rguenther@suse.de>
10890 * tree-flow-inline.h (function_ann): Remove.
10891 (get_function_ann): Likewise.
10892 * tree-dfa.c (create_function_ann): Remove.
10893 * tree-flow.h (struct static_var_ann_d): Remove.
10894 (struct function_ann_d): Likewise.
10895 (union tree_ann_d): Remove fdecl member.
10896 (function_ann_t): Remove.
10897 (function_ann, get_function_ann, create_function_ann): Remove
10900 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
10902 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
10904 2009-04-27 Jan Hubicka <jh@suse.cz>
10906 * ipa-pure-const.c (struct funct_state_d): New fields
10907 state_previously_known, looping_previously_known; remove
10908 state_set_in_source.
10909 (analyze_function): Use new fields.
10910 (propagate): Avoid assumption that state_set_in_source imply
10913 * tree-ssa-loop-niter.c (finite_loop_p): New function.
10914 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
10915 * cfgloop.h (finite_loop_p): Declare.
10917 2009-04-26 Michael Matz <matz@suse.de>
10919 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
10921 2009-04-26 Michael Matz <matz@suse.de>
10923 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
10924 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
10925 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
10926 pass_mark_used_blocks): Remove.
10927 * tree-optimize.c (pass_free_datastructures,
10928 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
10929 * passes.c (init_optimization_passes): Don't call
10930 pass_mark_used_blocks, remove dead code.
10932 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
10934 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
10935 * tree-ssa-live.h (register_ssa_partition): Likewise.
10937 2009-04-26 Michael Matz <matz@suse.de>
10940 * builtins.c (fold_builtin_next_arg): Handle SSA names.
10941 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
10942 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
10944 (compare_pairs): Swap cost comparison.
10945 (coalesce_ssa_name): Don't use change_partition_var.
10946 * tree-nrv.c (struct nrv_data): Add modified member.
10947 (finalize_nrv_r): Set it.
10948 (tree_nrv): Use it to update statements.
10949 (pass_nrv): Require PROP_ssa.
10950 * tree-mudflap.c (mf_decl_cache_locals,
10951 mf_build_check_statement_for): Use make_rename_temp.
10952 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
10953 * alias.c (find_base_decl): Handle SSA names.
10954 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
10955 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
10956 * rtl.h (set_reg_attrs_for_parm): Declare.
10957 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
10958 to "optimized", remove unused locals at finish.
10959 (execute_free_datastructures): Make global, call
10960 delete_tree_cfg_annotations.
10961 (execute_free_cfg_annotations): Don't call
10962 delete_tree_cfg_annotations.
10964 * ssaexpand.h: New file.
10965 * expr.c (toplevel): Include ssaexpand.h.
10966 (expand_assignment): Handle SSA names the same as register variables.
10967 (expand_expr_real_1): Expand SSA names.
10968 * cfgexpand.c (toplevel): Include ssaexpand.h.
10969 (SA): New global variable.
10970 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
10971 (SSAVAR): New macro.
10972 (set_rtl): New helper function.
10973 (add_stack_var): Deal with SSA names, use set_rtl.
10974 (expand_one_stack_var_at): Likewise.
10975 (expand_one_stack_var): Deal with SSA names.
10976 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
10977 before unique numbers.
10978 (expand_stack_vars): Use set_rtl.
10979 (expand_one_var): Accept SSA names, add asserts for them, feed them
10980 to above subroutines.
10981 (expand_used_vars): Expand all partitions (without default defs),
10982 then only the local decls (ignoring those expanded already).
10983 (expand_gimple_cond): Remove edges when jumpif() expands an
10984 unconditional jump.
10985 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
10986 or remove abnormal edges. Ignore insns setting the LHS of a TERed
10988 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
10989 members of SA; deal with PARM_DECL partitions here; expand
10990 all PHI nodes, free tree datastructures and SA. Commit instructions
10991 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
10992 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
10993 info and statements at start, collect garbage at finish.
10994 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
10995 (VAR_ANN_PARTITION) Remove.
10996 (change_partition_var): Don't declare.
10997 (partition_to_var): Always return SSA names.
10998 (var_to_partition): Only accept SSA names.
10999 (register_ssa_partition): Only check argument.
11000 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
11002 (delete_var_map): Don't free it.
11003 (var_union): Only accept SSA names, simplify.
11004 (partition_view_init): Mark only useful SSA names as used.
11005 (partition_view_fini): Only deal with SSA names.
11006 (change_partition_var): Remove.
11007 (dump_var_map): Use ssa_name instead of partition_to_var member.
11008 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
11010 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
11011 (struct _elim_graph): New member const_dests; nodes member vector of
11013 (set_location_for_edge): New static helper.
11014 (create_temp): Remove.
11015 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
11016 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
11017 (new_elim_graph): Allocate const_dests member.
11018 (clean_elim_graph): Truncate const_dests member.
11019 (delete_elim_graph): Free const_dests member.
11020 (elim_graph_size): Adapt to new type of nodes member.
11021 (elim_graph_add_node): Likewise.
11022 (eliminate_name): Likewise.
11023 (eliminate_build): Don't take basic block argument, deal only with
11024 partition numbers, not variables.
11025 (get_temp_reg): New static helper.
11026 (elim_create): Use it, deal with RTL temporaries instead of trees.
11027 (eliminate_phi): Adjust all calls to new signature.
11028 (assign_vars, replace_use_variable, replace_def_variable): Remove.
11029 (rewrite_trees): Only do checking.
11030 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
11031 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
11032 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
11033 contains_tree_r, MAX_STMTS_IN_LATCH,
11034 process_single_block_loop_latch, analyze_edges_for_bb,
11035 perform_edge_inserts): Remove.
11036 (expand_phi_nodes): New global function.
11037 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
11038 functions, initialize new parameter, remember partitions having a
11040 (finish_out_of_ssa): New global function.
11041 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
11042 don't reset in_ssa_p here, don't disable TER when mudflap.
11043 (pass_del_ssa): Remove.
11044 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
11046 (execute_free_datastructures): Declare.
11047 * Makefile.in (SSAEXPAND_H): New variable.
11048 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
11049 * basic-block.h (commit_one_edge_insertion): Declare.
11050 * passes.c (init_optimization_passes): Move pass_nrv and
11051 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
11052 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
11053 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
11054 (redirect_branch_edge): Deal with super block when expanding, split
11055 out jump patching itself into ...
11056 (patch_jump_insn): ... here, new static helper.
11058 2009-04-26 Michael Matz <matz@suse.de>
11060 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
11061 beyond num_ssa_names.
11062 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
11063 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
11065 2009-04-26 Jakub Jelinek <jakub@redhat.com>
11067 PR inline-asm/39543
11068 * fwprop.c (forward_propagate_asm): New function.
11069 (forward_propagate_and_simplify): Propagate also into __asm, if it
11070 doesn't increase the number of referenced registers.
11073 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
11075 2009-04-26 Jakub Jelinek <jakub@redhat.com>
11077 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
11078 note_nonlocal_vla_type for nonlocal VLAs.
11079 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
11080 contains_remapped_vars, remap_vla_decls): New functions.
11081 (convert_nonlocal_reference_stmt): If not optimizing, call
11082 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
11083 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
11084 if it wasn't found in var_map.
11085 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
11086 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
11087 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
11089 * gimplify.c (nonlocal_vlas): New variable.
11090 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
11092 (gimplify_body): Create and destroy nonlocal_vlas.
11094 * dwarf2out.c (loc_descr_plus_const): New function.
11095 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
11096 mem_loc_descriptor, loc_descriptor_from_tree_1,
11097 descr_info_loc, gen_variable_die): Use it.
11099 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
11100 !TREE_STATIC VAR_DECLs.
11101 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
11102 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
11103 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
11104 DECL_BY_REFERENCE is valid.
11105 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
11106 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
11107 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
11108 Copy DECL_BY_REFERENCE.
11109 (struct nesting_copy_body_data): New type.
11110 (nesting_copy_decl): New function.
11111 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
11112 if they have variable length.
11114 2009-04-26 Michael Matz <matz@suse.de>
11116 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
11117 mark new temporaries for renaming.
11119 2009-04-26 Joseph Myers <joseph@codesourcery.com>
11122 * c-decl.c (global_bindings_p): Return negative value.
11123 (c_variable_size): New. Based on variable_size from
11125 (grokdeclarator): Call c_variable_size not variable_size.
11127 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
11129 * config/i386/i386.c (print_operand) ['z']: Fix typo.
11131 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
11133 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
11134 Redefine it to just use mingw/include.
11135 (ASM_SPEC): Rules for -m32 and -m64.
11136 (LINK_SPEC): Use Likewise.
11137 (SPEC_32): New define.
11138 (SPEC_64): Likewise.
11139 (SUB_LINK_SPEC): Likewise.
11140 (MULTILIB_DEFAULTS): New define.
11141 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
11142 Add multilib options.
11143 (MULTILIB_DIRNAMES): Likewise.
11144 (MULTILIB_OSDIRNAMES): Likewise.
11145 (LIBGCC): Likewise.
11146 (INSTALL_LIBGCC): Likewise.
11148 2009-04-26 Joseph Myers <joseph@codesourcery.com>
11151 * c-tree.h (enum c_inline_static_type): New.
11152 (record_inline_static): Declare.
11153 * c-decl.c (struct c_inline_static, c_inline_statics,
11154 record_inline_static, check_inline_statics): New.
11155 (pop_file_scope): Call check_inline_statics.
11156 (start_decl): Call record_inline_static instead of pedwarning
11157 directly for static in inline function.
11158 * c-typeck.c (build_external_ref): Call record_inline_static
11159 instead of pedwarning directly for static referenced in inline
11162 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
11164 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
11165 not new but only being rescanned.
11166 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
11167 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
11168 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
11169 record_set_info, compute_set, grealloc): Remove.
11170 (recompute_all_luids): New function.
11171 (gcse_main): Don't compute sets, and don't do related memory
11172 allocations/free-ing. If something changed before the end of the
11173 pass, update LUIDs using recompute_all_luids.
11174 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
11175 (free_gcse_mem): Don't free it either.
11176 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
11177 Use the df insn LUIDs.
11178 (load_killed_in_block): Likewise.
11179 (compute_hash_table_work): Don't compute reg_set_in_block.
11180 (compute_transp): Use DF_REG_DEF_CHAINs.
11181 (local_cprop_pass): Don't use compute_sets and related functions.
11182 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
11183 Use get_max_uid() instead of max_cuid.
11184 (insert_insn_end_basic_block, pre_insert_copy_insn,
11185 update_ld_motion_stores): Don't try to
11186 keep reg_set tables up to date.
11187 (pre_insert_copies): Use df insn LUIDs.
11188 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
11189 (reg_set_info): Don't use extra bitmap argument.
11190 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
11191 information to compute regs_set_in_block.
11192 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
11193 (bypass_jumps): Don't use compute_sets and friends.
11195 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11198 * opts.c (undocumented_msg): Do not leave blank even with
11201 2009-04-25 Joseph Myers <joseph@codesourcery.com>
11203 * c-decl.c (build_enumerator): Allow values folding to integer
11204 constants but not integer constant expressions with a pedwarn if
11207 2009-04-25 Joseph Myers <joseph@codesourcery.com>
11210 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
11211 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
11212 type is an integer constant.
11214 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
11217 * config/i386/i386.c (print_operand) ['z']: Revert handling of
11220 2009-04-25 Joseph Myers <joseph@codesourcery.com>
11223 * c-decl.c (grokdeclarator): Diagnose declarations of functions
11224 with variably modified return type and no storage class
11225 specifiers, except for the case of nested functions. Distinguish
11226 extern declarations of functions with variably modified return
11227 types from those of objects with variably modified types.
11229 2009-04-25 Jan Hubicka <jh@suse.cz>
11231 * tree.c (list_equal_p): New function.
11232 * tree.h (list_equal_p): Declare.
11233 * coretypes.h (edge_def, edge, const_edge, basic_block_def
11234 basic_block_def, basic_block, const_basic_block): New.
11235 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
11236 (redirect_eh_edge): New function.
11237 (make_eh_edge_update_phi): EH edges are not abnormal.
11238 * except.c: Include tree-flow.h.
11239 (list_match): New function.
11240 (eh_region_replaceable_by_p): New function.
11241 (replace_region): New function.
11242 (hash_type_list): New function.
11243 (hash_eh_region): New function.
11244 (eh_regions_equal_p): New function.
11245 (merge_peers): New function.
11246 (remove_unreachable_regions): Verify EH tree when checking;
11248 (copy_eh_region_1): New function.
11249 (copy_eh_region): New function.
11250 (push_reachable_handler): New function.
11251 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
11252 regions without label but with live RESX.
11253 * except.h (redirect_eh_edge_to_label): New.
11254 * tree-flow.h (redirect_eh_edge): New.
11255 * coretypes.h (edge_def, edge, const_edge, basic_block_def
11256 basic_block_def, basic_block, const_basic_block): Remove.
11257 * Makefile.in (except.o): Add dependency on tree-flow.h
11258 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
11259 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
11262 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
11265 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
11266 on the destination of memcpy.
11268 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
11270 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
11271 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
11272 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
11274 2009-04-25 Jan Hubicka <jh@suse.cz>
11276 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
11277 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
11278 to be reached by different label than left.
11279 (update_eh_edges): Update comment; remove edge_to_remove if possible
11280 and return true if suceeded.
11281 (cleanup_empty_eh): Accept sharing map; handle shared regions.
11282 (cleanup_eh): Compute sharing map.
11283 * except.c (remove_eh_handler_and_replace): Add argument if we should
11285 (remove_unreachable_regions): Update for label sharing.
11286 (label_to_region_map): Likewise.
11287 (get_next_region_sharing_label): New function.
11288 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
11290 (remove_eh_handler): Update.
11291 (remove_eh_region_and_replace_by_outer_of): New function.
11292 * except.h (struct eh_region): Add next_region_sharing_label.
11293 (remove_eh_region_and_replace_by_outer_of,
11294 get_next_region_sharing_label): Declare.
11295 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
11297 2009-04-25 Jan Hubicka <jh@suse.cz>
11299 * tree-cfg.c (split_critical_edges): Split also edges where we can't
11300 insert code even if they are not critical.
11302 2009-04-25 Jan Hubicka <jh@suse.cz>
11304 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
11305 (gimple_can_remove_branch_p): EH edges won't remove branch by
11307 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
11308 updating of non-abnormal EH edges.
11309 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
11310 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
11311 (split_critical_edges): Split also edges where emitting code on them
11312 will lead to splitting later.
11314 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
11315 H.J. Lu <hongjiu.lu@intel.com>
11318 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
11319 the configured assembler supports fildq and fistpq mnemonics.
11320 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
11321 * configure: Regenerated.
11322 * config.in: Ditto.
11324 * config/i386/i386.c (print_operand): Handle 'Z'.
11325 ['z']: Remove handling of special fild/fist suffixes.
11326 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
11327 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
11328 suffix of fild insn.
11329 (*floatsi<mode>2_vector_mixed): Ditto.
11330 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
11331 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
11332 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
11333 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
11334 * config/i386/gas.h (GAS_MNEMONICS): Remove.
11336 2009-04-25 Ben Elliston <bje@au.ibm.com>
11338 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
11339 the source of a set operation.
11341 2009-04-25 Anatoly Sokolov <aesok@post.ru>
11343 * target.h (struct gcc_target): Add case_values_threshold field.
11344 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
11345 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
11346 * targhooks.c (default_case_values_threshold): New function.
11347 * targhooks.h (default_case_values_threshold): Declare function.
11348 * stmt.c (expand_case): Use case_values_threshold target hook.
11349 * expr.h (case_values_threshold): Remove declartation.
11350 * expr.c (case_values_threshold): Remove function.
11351 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
11353 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
11354 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
11355 (avr_case_values_threshold): Declare as static.
11356 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
11358 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
11359 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
11360 (mn10300_case_values_threshold): New function.
11362 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
11364 * ira.c (setup_cover_and_important_classes): Add enum cast.
11366 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
11368 * genpreds.c (write_enum_constraint_num): Output definition of
11369 CONSTRAINT_NUM_DEFINED_P macro.
11370 * ira.c (setup_cover_and_important_classes): Use
11371 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
11373 2009-04-24 DJ Delorie <dj@redhat.com>
11375 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
11376 __SH2A_SINGLE_ONLY__ also.
11378 2009-04-24 Steve Ellcey <sje@cup.hp.com>
11380 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
11381 (movdf_internal): Ditto.
11382 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
11383 SFmode and DFmode constants.
11384 (ia64_print_operand): Add 'G' format for printing
11385 floating point constants.
11387 2009-04-24 Richard Guenther <rguenther@suse.de>
11389 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
11390 from unsigned additions.
11392 2009-04-24 Joseph Myers <joseph@codesourcery.com>
11394 * c-typeck.c (set_init_index): Allow array designators that are
11395 not integer constant expressions with a pedwarn if pedantic.
11397 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
11399 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
11400 zero if no overlap in nonzero bits between the operands.
11402 2009-04-24 Ian Lance Taylor <iant@google.com>
11404 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
11405 (record_dead_and_set_regs): Likewise.
11406 * df.h (struct df_mw_hardreg): Change flags field to int.
11407 (struct df_base_ref): Likewise.
11408 (struct df): Change changeable_flags field to int.
11409 * df-scan.c (df_defs_record): Change clobber_flags to int.
11410 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
11411 constants rather than #define macros.
11412 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
11413 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
11414 (enum dwarf_calling_convention): Likewise.
11415 (enum dwarf_line_number_x_ops): Likewise.
11416 (enum dwarf_call_frame_info): Likewise.
11417 (enum dwarf_source_language): Likewise.
11418 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
11419 (add_calling_convention_attribute): Likewise.
11420 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
11421 (combine_comparisons): Change compcode to int. Add cast to enum type.
11422 * genrecog.c (maybe_both_true_2): Change c to int.
11423 (write_switch): Likewise. Add cast to enum type.
11424 * gimplify.c (gimplify_omp_for): Handle return values from
11425 gimplify_expr using MIN rather than bitwise or.
11426 (gimplify_expr): Add cast to enum type.
11427 * ipa-prop.c (update_jump_functions_after_inlining): Change
11428 IPA_BOTTOM to IPA_JF_UNKNOWN.
11429 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
11430 Add casts to enum type.
11431 (setup_cover_and_important_classes): Change cl to int. Add casts
11433 (setup_class_translate): Change cl and mode to int.
11434 (ira_init_once): Change mode to int.
11435 (free_register_move_costs): Likewise.
11436 (setup_prohibited_mode_move_regs): Add casts to enum type.
11437 * langhooks.c (add_builtin_function_common): Rework assertion that
11438 value fits bitfield.
11439 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
11440 * omega.c (omega_do_elimination): Avoid math on enum types.
11441 * optabs.c (expand_vec_shift_expr): Remove casts to int.
11442 * opts.c (set_debug_level): Change 2 to enum constant. Use new
11443 int local to handle integral_argment value.
11444 * regmove.c (try_auto_increment): Change PUT_MODE to
11446 * reload.c (push_secondary_reload): Add casts to enum type.
11447 (secondary_reload_class, find_valid_class): Likewise.
11448 * reload1.c (emit_input_reload_insns): Likewise.
11449 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
11450 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
11451 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
11453 * tree.c (build_common_builtin_nodes): Add casts to enum type.
11454 * tree-complex.c (complex_lattice_t): Typedef to int rather than
11456 (expand_complex_libcall): Add casts to enum type.
11457 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
11458 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
11459 with ERROR_MARK, not NUM_TREE_CODES.
11460 (vect_create_epilog_for_reduction): Likewise.
11461 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
11462 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
11463 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
11465 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
11466 vect_unused_in_loop. Change 0 to loop_vect.
11467 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
11468 * var-tracking.c (get_init_value): Change return type to enum
11470 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
11471 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
11473 (arm_override_options): Add casts to enum type.
11474 (arm_emit_tls_decoration): Likewise.
11475 * config/i386/i386.c (ix86_function_specific_restore): Add casts
11477 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
11478 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
11479 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
11481 * config/s390/s390.c (code_for_builtin_64): Change to array of
11483 (code_for_builtin_31): Likewise.
11484 (s390_expand_builtin): Change code_for_builtin to enum insn_code
11486 * config/sparc/sparc.c (sparc_override_options): Change value
11487 field in struct code_model to enum cmodel. In initializer change
11488 0 to NULL and add cast to enum type.
11490 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
11491 Change all callers. Issue a -Wc++-compat warning using
11492 lhs_origtype if necessary.
11493 (convert_for_assignment): Issue -Wc++-compat warnings about
11494 invalid conversions to enum type on assignment.
11495 * c-common.h (build_modify_expr): Update declaration.
11497 2009-04-24 Nick Clifton <nickc@redhat.com>
11499 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
11500 (function_arg_advance): Likewise.
11501 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
11504 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
11506 * config/s390/constraints.md ('I', 'J'): Fix condition.
11508 2009-04-24 Diego Novillo <dnovillo@google.com>
11510 * gengtype-parse.c (parse_error): Add newline after message.
11512 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
11514 * config/i386/sse.md (avxmodesuffixs): Removed.
11515 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
11516 (*avx_pinsr<ssevecsize>): This.
11518 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
11520 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
11521 follow chains of regs with a single definition, and allow expressions
11522 that are function_invariant_p.
11523 (simple_rhs_p): Allow expressions that are function_invariant_p.
11525 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
11527 PR middle-end/39867
11528 * fold-const.c (fold_cond_expr_with_comparison): When folding
11529 > and >= to MAX, make sure the MAX uses the same type as the
11530 comparison's operands.
11532 2009-04-24 Nick Clifton <nickc@redhat.com>
11534 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
11535 addressing for DImode accesses.
11536 (frv_print_operand_address): Handle PLUS case.
11537 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
11539 2009-04-24 Jakub Jelinek <jakub@redhat.com>
11541 PR rtl-optimization/39794
11542 * alias.c (canon_true_dependence): Add x_addr argument.
11543 * rtl.h (canon_true_dependence): Adjust prototype.
11544 * cse.c (check_dependence): Adjust canon_true_dependence callers.
11545 * cselib.c (cselib_invalidate_mem): Likewise.
11546 * gcse.c (compute_transp): Likewise.
11547 * dse.c (scan_reads_nospill): Likewise.
11548 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
11549 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
11550 canon_base_addr of the group, plus optional offset.
11551 (struct group_info): Rename canon_base_mem to
11553 (get_group_info): Set canon_base_addr to canon_rtx of base, not
11554 canon_rtx of base_mem.
11556 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
11558 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
11559 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
11561 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11563 * config/spu/spu-builtins.h: Delete file.
11565 * config/spu/spu.h (enum spu_builtin_type): Move here from
11567 (struct spu_builtin_description): Likewise. Add GTY marker.
11568 Do not use enum spu_function_code or enum insn_code.
11569 (spu_builtins): Add extern declaration.
11571 * config/spu/spu.c: Do not include "spu-builtins.h".
11572 (enum spu_function_code, enum spu_builtin_type_index,
11573 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
11574 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
11575 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
11576 unsigned_V2DI_type_node): Move here from spu-builtins.h.
11577 (spu_builtin_types): Make static. Add GTY marker.
11578 (spu_builtins): Add extern declaration with GTY marker.
11579 Include "gt-spu.h".
11581 * config/spu/spu-c.c: Do not include "spu-builtins.h".
11582 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
11583 Check programmatically whether all parameters are scalar.
11585 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
11587 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
11589 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
11590 assignment from the constructor either if the target is volatile.
11592 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
11594 * config/arm/arm.md (insv): Do not share operands[0].
11596 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
11598 * config/vxlib-tls.c (active_tls_threads): Delete.
11599 (delete_hook_installed): New.
11600 (tls_delete_hook): Don't delete the delete hook.
11601 (tls_destructor): Delete it here.
11602 (__gthread_set_specific): Adjust installing the delete hook.
11603 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
11604 __gthread_leave_tsd_dtor_context.
11606 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
11608 * c-format.c (gcc_tdiag_char_table): Add support for %E.
11610 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
11612 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
11614 (alpha_rtx_costs): Ditto.
11615 (emit_unlikely_jump): Use add_reg_note.
11616 (emit_frame_store_1): Ditto.
11617 (alpha_expand_prologue): Ditto.
11618 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11619 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
11621 2009-04-23 Nick Clifton <nickc@redhat.com>
11623 * config/v850/v850.md (epilogue): Remove suppressed code.
11624 (return): Rename to return_simple and remove test of frame size.
11625 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
11626 to gen_return_simple.
11628 2009-04-22 Jing Yu <jingyu@google.com>
11631 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
11633 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
11636 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
11637 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
11638 value is a VECTOR_CST, the element type is the element type of the
11641 2009-04-22 DJ Delorie <dj@redhat.com>
11643 * config/m32c/m32c.h: Update GTY annotations to new syntax.
11645 2009-04-22 Jakub Jelinek <jakub@redhat.com>
11647 * alias.c (find_base_term): Move around LO_SUM case, so that
11648 CONST falls through into PLUS/MINUS handling.
11651 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
11652 into 0, use omit_one_operand.
11654 2009-04-23 Ben Elliston <bje@au.ibm.com>
11656 * config/rs6000/linux-unwind.h (get_regs): Remove type
11657 puns. Change the type of `pc' to an array of unsigned ints and
11658 update all users. Constify frame24.
11660 2009-04-22 DJ Delorie <dj@redhat.com>
11662 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
11663 declarations before code.
11664 (current_function_special_page_vector): Likewise.
11665 (m32c_expand_insv): Silence a warning.
11667 2009-04-21 Taras Glek <tglek@mozilla.com>
11669 * alias.c: Update GTY annotations to new syntax.
11670 * basic-block.h: Likewise.
11671 * bitmap.h: Likewise.
11672 * c-common.h: Likewise.
11673 * c-decl.c: Likewise.
11674 * c-parser.c: Likewise.
11675 * c-pragma.c: Likewise.
11676 * c-tree.h: Likewise.
11677 * cfgloop.h: Likewise.
11678 * cgraph.h: Likewise.
11679 * config/alpha/alpha.c: Likewise.
11680 * config/arm/arm.h: Likewise.
11681 * config/avr/avr.h: Likewise.
11682 * config/bfin/bfin.c: Likewise.
11683 * config/cris/cris.c: Likewise.
11684 * config/darwin.c: Likewise.
11685 * config/frv/frv.c: Likewise.
11686 * config/i386/i386.c: Likewise.
11687 * config/i386/i386.h: Likewise.
11688 * config/i386/winnt.c: Likewise.
11689 * config/ia64/ia64.h: Likewise.
11690 * config/iq2000/iq2000.c: Likewise.
11691 * config/mips/mips.c: Likewise.
11692 * config/mmix/mmix.h: Likewise.
11693 * config/pa/pa.c: Likewise.
11694 * config/pa/pa.h: Likewise.
11695 * config/rs6000/rs6000.c: Likewise.
11696 * config/s390/s390.c: Likewise.
11697 * config/sparc/sparc.c: Likewise.
11698 * config/xtensa/xtensa.c: Likewise.
11699 * cselib.h: Likewise.
11700 * dbxout.c: Likewise.
11701 * dwarf2out.c: Likewise.
11702 * except.c: Likewise.
11703 * except.h: Likewise.
11704 * fixed-value.h: Likewise.
11705 * function.c: Likewise.
11706 * function.h: Likewise.
11707 * gimple.h: Likewise.
11708 * integrate.c: Likewise.
11709 * optabs.c: Likewise.
11710 * output.h: Likewise.
11711 * real.h: Likewise.
11713 * stringpool.c: Likewise.
11714 * tree-data-ref.c: Likewise.
11715 * tree-flow.h: Likewise.
11716 * tree-scalar-evolution.c: Likewise.
11717 * tree-ssa-address.c: Likewise.
11718 * tree-ssa-alias.h: Likewise.
11719 * tree-ssa-operands.h: Likewise.
11720 * tree.c: Likewise.
11721 * tree.h: Likewise.
11722 * varasm.c: Likewise.
11723 * varray.h: Likewise.
11725 * coretypes.h: Do not define GTY macro if it is already defined.
11726 * doc/gty.texi: Update GTY documentation to new syntax.
11727 * gengtype-lex.l: Enforce attribute-like syntax for GTY
11728 annotations on structs.
11729 * gengtype-parse.c: Likewise.
11731 2009-04-22 Mark Heffernan <meheff@google.com>
11733 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
11735 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
11737 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
11740 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
11742 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
11743 the same as a PLUS without a shift. Increase the cost of a
11746 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11748 * Makefile.in: Update dependencies.
11749 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
11750 * errors.h: Remove bogus comment about compatibility.
11751 (warning): Update declaration.
11752 * genautomata.c: Update all calls to warning.
11753 * gimple.c: Do not include errors.h. Include toplev.h.
11754 * tree-ssa-structalias.c: Do not include errors.h.
11755 * omega.c: Likewise.
11756 * tree-ssa-reassoc.c: Likewise.
11757 * config/spu/spu-c.c: Likewise.
11758 * config/spu/t-spu-elf: Update dependencies.
11760 2009-04-22 Richard Guenther <rguenther@suse.de>
11762 PR tree-optimization/39824
11763 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
11764 make sure the types are compatible.
11766 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11769 * c-common.c (c_parse_error): Take a token_flags parameter.
11770 Use token_type for the token type instead.
11771 Pass token_flags to cpp_type2name.
11772 * c-common.h (c_parse_error): Update declaration.
11773 * c-parser.c (c_parser_error): Pass 0 as token flags.
11775 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
11777 PR rtl-optimization/39580
11778 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
11780 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11782 * function.c (expand_function_end): Do not emit a jump to the "naked"
11783 return label for fall-through returns.
11784 * except.c (sjlj_emit_function_exit): Always place the call to the
11785 unregister function at the location installed by expand_function_end.
11787 2009-04-22 Richard Guenther <rguenther@suse.de>
11789 PR tree-optimization/39845
11790 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
11791 (gen_inbound_check): Likewise.
11793 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
11795 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
11797 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
11798 * config/vxlib.c (__gthread_once): Add race guard for PPC.
11800 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11802 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
11803 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
11804 shift counts to avoid out-of-bounds array accesses.
11806 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11808 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
11809 (Pmode): Move above.
11811 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
11813 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
11814 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
11815 GET_CODE macro. Use IN_RANGE macro where appropriate.
11816 * config/alpha/alpha.h: Ditto.
11817 * config/alpha/alpha.md: Ditto.
11818 * config/alpha/constraints.md: Ditto.
11819 * config/alpha/predicates.md: Ditto.
11821 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11823 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
11824 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11825 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11826 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11827 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11828 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11829 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11830 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11831 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11832 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11833 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11834 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11835 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11836 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11837 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11838 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11839 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11840 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11841 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11842 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11843 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11844 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11845 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11846 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11847 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11848 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11849 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11851 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11853 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
11854 references from comments.
11855 * cfgbuild.c: (count_basic_blocks): Delete.
11856 (find_basic_blocks_1): Delete.
11857 (find_basic_blocks): Delete.
11858 * except.c (finish_eh_generation): Make static. Move comment from
11859 except.h here. Remove find_basic_blocks references from comments.
11860 * except.h (finish_eh_generation): Delete.
11861 * basic-block.h (find_basic_blocks): Delete.
11862 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
11864 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
11866 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
11867 (sdbout_parms): Likewise.
11869 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
11871 * config/sh/sh.c (prepare_cbranch_operands): Use
11872 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
11873 (expand_cbranchdi4): Likewise.
11874 (from_compare): Add cast to enum type.
11875 (expand_cbranchsi4): Use add_reg_note.
11876 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
11877 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
11878 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
11879 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11880 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
11881 instead of CODE_FOR_nothing.
11882 (cbranchdi4): Likewise. Fix the order of arguments for
11884 (push_fpscr): Use add_reg_note.
11885 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
11886 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
11888 2009-04-21 Joseph Myers <joseph@codesourcery.com>
11890 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
11891 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
11892 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
11893 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
11894 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
11895 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
11896 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
11897 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
11898 config/alpha/x-vms, config/arc/t-arc,
11899 config/arm/README-interworking, config/arm/arm-c.c,
11900 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
11901 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
11902 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
11903 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
11904 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
11905 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
11906 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
11907 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
11908 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
11909 config/cris/t-elfmulti, config/crx/t-crx,
11910 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
11911 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
11912 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
11913 config/h8300/t-h8300, config/i386/athlon.md,
11914 config/i386/darwin-libgcc.10.4.ver,
11915 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
11916 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
11917 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
11918 config/i386/t-linux64, config/i386/t-nwld,
11919 config/i386/t-rtems-i386, config/i386/t-sol2-10,
11920 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
11921 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
11922 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
11923 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
11924 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
11925 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
11926 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
11927 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
11928 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
11929 config/m68k/t-uclinux, config/mcore/t-mcore,
11930 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
11931 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
11932 config/mips/crtn.asm, config/mips/irix-crti.asm,
11933 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
11934 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
11935 config/mips/mips-fixed.md, config/mips/sb1.md,
11936 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
11937 config/mips/t-iris6, config/mips/t-isa3264,
11938 config/mips/t-libgcc-mips16, config/mips/t-linux64,
11939 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
11940 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
11941 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
11942 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
11943 config/mn10300/t-linux, config/mn10300/t-mn10300,
11944 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
11945 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
11946 config/picochip/libgccExtras/clzsi2.asm,
11947 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
11948 config/rs6000/darwin-libgcc.10.4.ver,
11949 config/rs6000/darwin-libgcc.10.5.ver,
11950 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
11951 config/rs6000/t-aix43, config/rs6000/t-aix52,
11952 config/rs6000/t-darwin, config/rs6000/t-fprules,
11953 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
11954 config/rs6000/t-lynx, config/rs6000/t-netbsd,
11955 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
11956 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
11957 config/rs6000/t-rtems, config/rs6000/t-spe,
11958 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
11959 config/score/t-score-elf, config/sh/divcost-analysis,
11960 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
11961 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
11962 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
11963 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
11964 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
11965 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
11966 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
11967 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
11968 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
11969 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
11970 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
11971 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
11972 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
11973 limitx.h, version.c, xcoff.h: Add copyright and license notices.
11974 * config/h8300/genmova.sh: Include copyright and license notices
11975 in generated output.
11976 * config/h8300/mova.md: Regenerate.
11977 * doc/install.texi2html: Include word "Copyright" in copyright
11978 notice and use name "Free Software Foundation, Inc.".
11979 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
11980 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
11981 ChangeLog-2007, ChangeLog-2008: Correct dates.
11983 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
11985 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
11986 NE_EXPR operations as well.
11987 * c-parser.c (c_parser_condition): Do not set location information on
11989 (c_parser_conditional_expression): Likewise.
11990 (c_parser_binary_expression): Set location information on operators.
11991 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
11992 TRUTH_NOT_EXPR has been folded.
11993 * fold-const.c (fold_truth_not_expr): Copy location information from
11994 the incoming expression to the outgoing one.
11995 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
11996 recursive calls on the LHS of the operator but pass that of the
11997 operator to recursive calls on the RHS of the operator. Set it
11999 (shortcut_cond_expr): Set the locus of the operator on the second
12000 COND_EXPR and that of the expression on the first in degenerate cases.
12001 Pass the locus of the expression to calls to shortcut_cond_r.
12002 Set the locus of the 'then' block on the associated jump, if any.
12003 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
12004 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
12005 expression to call to gimplify_boolean_expr.
12007 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
12009 * config.gcc: Add additional configuration for
12010 i686-w64-mingw* and x86_64-w64-mingw* triplet.
12011 * config/i386/mingw-w64.h: New mingw-w64 specific header.
12012 (CPP_SPEC): Redefine for allowing -municode option.
12013 (STARTFILE_SPEC): Likewise.
12014 * config/i386/t-mingw-w64: New.
12015 * config/i386/mingw-w64.opt: New.
12016 (municode): Add new target option.
12017 * doc/invoke.texi (municode): Add documentation for new option.
12019 2009-04-21 Ian Lance Taylor <iant@google.com>
12021 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12022 Correct test for number of arguments.
12023 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
12025 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
12027 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
12028 argument of emit_library_call.
12030 2009-04-21 Richard Guenther <rguenther@suse.de>
12032 PR middle-end/39829
12033 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
12034 inside VIEW_CONVERT_EXPRs.
12036 2009-04-21 Martin Jambor <mjambor@suse.cz>
12038 * tree-switch-conversion.c (build_constructors): Split a long line.
12039 (constructor_contains_same_values_p): New function.
12040 (build_one_array): Create assigns of constants if possible, do not
12041 call mark_sym_for_renaming, call update_stmt.
12042 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
12043 make_rename_temp. Do not call mark_symbols_for_renaming, call
12045 (gen_def_assigns): Do not call mark_symbols_for_renaming or
12046 find_new_referenced_vars, call update_stmt.
12047 (gen_inbound_check): Use create_tmp_var and create ssa names manually
12048 instead of calling make_rename_temp. Do not call
12049 find_new_referenced_vars or mark_symbols_for_renaming, call
12052 2009-04-21 Richard Guenther <rguenther@suse.de>
12054 PR tree-optimization/39827
12055 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
12056 (tree_ssa_phiprop): Pass the correct array size.
12058 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
12060 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
12062 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
12065 * c-typeck.c (lvalue_p): Move declaration ...
12066 * c-common.h (lvalue_p): ... to here.
12067 * c-common.c (candidate_equal_p): New.
12068 (add_tlist): Use it.
12069 (merge_tlist): Use it.
12070 (warn_for_collisions_1): Likewise.
12071 (warning_candidate_p): Accept more candidates.
12072 (verify_tree): A warning candidate can be an expression. Use
12075 2009-04-21 Ben Elliston <bje@au.ibm.com>
12078 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
12079 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
12080 options. Remove -mcall-solaris documentation.
12082 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12085 * doc/invoke.texi (-Wlong-long): Update description.
12086 * c-lex (interpret_integer): Only warn if there was no previous
12087 overflow and -Wlong-long is enabled.
12088 * c-decl.c (declspecs_add_type): Drop redundant flags.
12089 * c.opt (Wlong-long): Init to -1.
12090 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
12091 and front-end warn_long_long. Wlong-long only depends on other
12092 flags if it is uninitialized.
12093 * c-parser.c (disable_extension_diagnostics): warn_long_long is
12094 the same for CPP and FE.
12095 (restore_extension_diagnostics): Likewise.
12097 2009-04-20 Ian Lance Taylor <iant@google.com>
12099 Fix enum conversions which are invalid in C++:
12100 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
12101 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
12102 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
12103 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
12104 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
12105 (dbxout_parms): Likewise.
12106 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
12107 (df_clear_flags): Likewise.
12108 * df-problems.c (df_rd_bb_local_compute_process_def): Change
12109 top_flag parameter to int.
12110 (df_chain_create_bb_process_use): Likewise.
12111 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
12113 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
12114 (df_ref_create_structure, df_def_record_1): Likewise.
12115 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
12116 (df_notes_rescan): Change 0 to VOIDmode in function call.
12117 (df_get_call_refs, df_insn_refs_collect): Likewise.
12118 (df_bb_regs_collect): Likewise.
12119 (df_entry_block_defs_collect): Likewise.
12120 (df_exit_block_uses_collect): Likewise.
12121 * df.h: Update declarations.
12122 * double-int.c (double_int_divmod): Add cast to enum type.
12123 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
12124 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
12125 (based_loc_descr): Likewise.
12126 (loc_descriptor_from_tree_1): Change first_op and second_op to
12127 enum dwarf_location_atom. Add cast to enum type.
12128 * expmed.c (init_expmed): Change 0 to SET in function call.
12129 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
12130 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
12131 (do_store_flag): Likewise.
12132 * fixed-value.h (struct fixed_value): Change mode to enum
12134 * function.c (assign_parms): Change 0 to VOIDmode in function call.
12135 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
12137 (insert_insn_decl, insert_decl, insert_state): Likewise.
12138 (automata_list_finish): Likewise.
12139 * genrecog.c (process_define_predicate): Add cast to enum type.
12140 * gensupport.c (init_predicate_table): Add cast to enum type.
12141 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
12143 (gimple_build_call_1, gimple_build_label): Likewise.
12144 (gimple_build_goto, gimple_build_asm_1): Likewise.
12145 (gimple_build_switch_1, gimple_build_cdt): Likewise.
12146 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
12147 (enum fallback): Rename from enum fallback_t.
12148 (fallback_t): Typedef as int.
12149 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
12150 GSI_SAME_STMT in function call.
12151 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
12153 (setup_reg_class_relations): Likewise.
12154 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
12155 (setup_prohibited_class_mode_regs): Add cast to enum type.
12156 (setup_prohibited_mode_move_regs): Likewise.
12157 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
12158 (record_address_regs): Change i to enum reg_class.
12159 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
12160 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
12161 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
12162 (GET_MODE_2XWIDER_MODE): Likewise.
12163 (GET_CLASS_NARROWEST_MODE): Likewise.
12164 * omp-low.c (expand_omp_for): Add cast to enum type.
12165 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
12166 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
12167 * postreload.c (reload_cse_simplify_operands): Change rclass local
12169 * predict.c (combine_predictions_for_insn): Change best_predictor
12170 and predictor to enum br_predictor.
12171 (combine_predictions_for_bb): Likewise.
12172 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
12173 use SET_PREDICT_EXPR_OUTCOME.
12174 * real.c (real_arithmetic): Change icode to code in function call.
12175 * reginfo.c (init_move_cost): Add casts to enum type.
12176 (init_reg_sets_1, init_fake_stack_mems): Likewise.
12177 * regmove.c (regclass_compatible_p): Change class0 and class1 to
12179 * reload.c (find_valid_class): Add casts to enum type.
12180 (push_reload): Change 0 to NO_REGS in function call.
12181 (find_reloads): Change this_alternative to array of enum
12182 reg_class. Remove some now-unnecessary casts.
12183 (make_memloc): Change 0 to VOIDmode in function call.
12184 * reload1.c (reload): Change 0 to VOIDmode in function call.
12185 (eliminate_regs_1, elimination_effects): Likewise.
12186 (eliminate_regs_in_insn): Likewise.
12187 (emit_input_reload_insns): Add cast to enum type.
12188 (delete_output_reload): Change 0 to VOIDmode in function call.
12189 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
12190 to enum type in function call.
12191 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
12192 (SET_PREDICT_EXPR_OUTCOME): Define.
12193 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
12194 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
12195 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
12196 (dump_function): Likewise.
12197 * tree-dump.h: Update declarations.
12198 * tree-pass.h: Update declarations.
12199 * varasm.c (assemble_integer): Change mclass to enum mode_class.
12200 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
12202 (arm_rtx_costs_1): Correct parenthesization.
12203 (arm_rtx_costs): Add casts to enum type.
12204 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
12205 (vfp_emit_fstmd): Use add_rg_note.
12206 (emit_multi_reg_push, emit_sfm): Likewise.
12207 (thumb_set_frame_pointer): Likewise.
12208 (arm_expand_prologue): Likewise.
12209 (arm_regno_class): Change return type to enum reg_class.
12210 (thumb1_expand_prologue): Use add_reg_note.
12211 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
12212 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
12214 * config/arm/gentune.sh: Add cast to enum type.
12215 * config/arm/arm-tune.md: Rebuild.
12216 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
12217 (ix86_split_fp_branch, predict_jump): Likewise.
12218 (ix86_expand_multi_arg_builtin): Change sub_code from enum
12219 insn_code to enum rtx_code.
12220 (ix86_builtin_vectorized_function): Add cast to enum type.
12221 * config/i386/i386.md (truncdfsf2): Change slot to enum
12223 (truncxf<mode>2, isinf<mode>2): Likewise.
12224 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
12226 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
12227 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
12228 (insert_bundle_state): Change 1 to INSERT in function call.
12229 (ia64_add_bundle_selector_before): Likewise.
12230 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
12231 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
12232 (restore_stack_nonlocal): Likewise.
12233 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
12235 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
12237 (mips_rtx_costs): Likewise.
12238 (mips_override_options): Add casts to enum type.
12239 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
12241 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
12242 (store_reg, set_reg_plus_d): Likewise.
12243 (hppa_expand_prologue, hppa_profile_hook): Likewise.
12244 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
12246 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
12248 (emit_unlikely_jump): Use add_reg_note.
12249 (rs6000_emit_allocate_stack): Likewise.
12250 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
12251 (output_toc): Change 1 to INSERT in function call.
12252 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
12253 (rs6000_initialize_trampoline): Likewise.
12254 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
12256 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
12257 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
12258 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
12259 (save_gprs): Use add_reg_note.
12260 (s390_emit_prologue): Likewise.
12261 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
12262 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
12263 (sparc_fold_builtin): Add cast to enum type.
12264 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
12266 (spu_expand_prologue): Use add_reg_note.
12267 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
12269 2009-04-20 Ian Lance Taylor <iant@google.com>
12271 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
12272 (c_parser_postfix_expression_after_primary): Get VEC for list of
12273 arguments. Get original types of arguments. Call
12274 build_function_call_vec.
12275 (cached_expr_list_1, cached_expr_list_2): New static variables.
12276 (c_parser_expr_list): Change return type to VEC *. Add
12277 p_orig_types parameter. Change all callers.
12278 (c_parser_release_expr): New static function.
12279 (c_parser_vec_to_tree_list): New static function.
12280 * c-typeck.c (build_function_call): Rewrite to build a VEC and
12281 call build_function_call_vec.
12282 (build_function_call_vec): New function, based on old
12283 build_function_call.
12284 (convert_arguments): Remove nargs and argarray parameters. Change
12285 values to a VEC. Add origtypes parameter.
12286 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
12287 (convert_for_assignment): Add origtype parameter. Change all
12288 callers. If warn_cxx_compat, check for conversion to an enum
12289 type when calling a function.
12290 (store_init_value): Add origtype parameter. Change all callers.
12291 (digest_init): Likewise.
12292 (struct init_node): Add origtype field.
12293 (add_pending_init): Add origtype parameter. Change all callers.
12294 (output_init_element): Likewise.
12295 (output_pending_init_elements): Pass origtype from init_node to
12296 output_init_element.
12297 (process_init_element): Pass origtype from c_expr to
12298 output_init_element.
12299 (c_finish_return): Add origtype parameter. Change all callers.
12300 * c-common.c (sync_resolve_size): Change params to VEC *. Change
12302 (sync_resolve_params): Likewise.
12303 (sync_resolve_return): Change params to first_param. Change caller.
12304 (resolve_overloaded_builtins): Change params to VEC *. Change
12305 callers. Save first parameter around call to build_function_call_vec.
12306 * c-decl.c (finish_decl): Add origtype parameter. Change all
12307 callers. Call build_function_call_vec rather than
12308 build_function_call for cleanup.
12309 * c-tree.h: Update declarations.
12310 * c-common.h: Update declarations.
12311 * stub-objc.c (objc_rewrite_function_call): Change parameter from
12312 params to first_param.
12313 * target.h (struct gcc_target): Change resolve_overloaded_builtin
12314 params parameter from tree to void *.
12315 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12316 Change arglist parameter to have type void *, and to be a pointer
12318 * config/rs6000/rs6000-protos.h
12319 (altivec_resolve_overloaded_builtin): Update declaration.
12320 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
12321 fnargs parameter to have type void *, and to be a pointer to a
12322 VEC. Call build_function_call_vec instead of
12323 build_function_call.
12324 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
12326 2009-04-20 Joey Ye <joey.ye@intel.com>
12327 Xuepeng Guo <xuepeng.guo@intel.com>
12328 H.J. Lu <hongjiu.lu@intel.com>
12330 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
12332 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
12333 (IX86_LEA_PRIORITY): Likewise.
12334 (distance_non_agu_define): New function.
12335 (distance_agu_use): Likewise.
12336 (ix86_lea_for_add_ok): Likewise.
12337 (ix86_dep_by_shift_count): Likewise.
12339 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
12340 should split for LEA.
12342 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
12344 (ix86_dep_by_shift_count): Likewise.
12346 2009-04-20 Richard Guenther <rguenther@suse.de>
12348 * expr.c (handled_component_p): Move ...
12349 * tree.h (handled_component_p): ... here.
12350 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
12351 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
12352 and REALPART_EXPR to be in one group.
12354 2009-04-20 Richard Guenther <rguenther@suse.de>
12356 * basic-block.h (get_all_dominated_blocks): Declare.
12357 * dominance.c (get_all_dominated_blocks): New function.
12358 * tree-cfg.c (get_all_dominated_blocks): Remove.
12359 (remove_edge_and_dominated_blocks): Adjust.
12360 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
12361 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
12362 instead of recursing.
12364 2009-04-20 Doug Kwan <dougkwan@google.com>
12366 * cgraph.h (cgraph_node_ptr): New type for vector functions.
12367 (struct cgraph_node_set_def): New type.
12368 (cgraph_node_set) New type. Also declare vector functions.
12369 (struct cgraph_node_set_element_def): New type.
12370 (cgraph_node_set_element): Ditto.
12371 (cgraph_node_set_iterator): New iterator type.
12372 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
12373 cgraph_node_set_remove, dump_cgraph_node_set,
12374 debug_cgraph_node_set): New prototypes.
12375 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
12376 cgraph_node_set_size): New inlines.
12377 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
12378 including cgraph.h.
12379 (struct ipa_opt_pass): Add struct cgraph_node_set_def
12380 argument to function 'write_summary'.
12381 * ipa.c: Include ggc.h.
12382 (hash_cgraph_node_set_element,
12383 eq_cgraph_node_set_element, cgraph_node_set_new,
12384 cgraph_node_set_add, cgraph_node_set_remove,
12385 cgraph_node_set_find, dump_cgraph_node_set,
12386 debug_cgraph_node_set): New functions.
12387 * Makefile.in (ipa.o): Add dependency on GGC_H.
12389 2009-04-20 Ira Rosen <irar@il.ibm.com>
12391 PR tree-optimization/39675
12392 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
12393 check of the return code of vect_schedule_slp. Check that
12394 stmt_vec_info still exists for the statement, before checking its
12395 vectorization type.
12397 2009-04-20 Michael Matz <matz@suse.de>
12399 * Makefile.in (generated_files): Take out $(simple_generated_c).
12401 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
12403 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
12404 (UINTPTR_TYPE): Likewise.
12406 2009-04-19 Joseph Myers <joseph@codesourcery.com>
12409 * c-typeck.c (digest_init): Check for initializing an array with a
12412 2009-04-19 Joseph Myers <joseph@codesourcery.com>
12415 * c-semantics.c (pop_stmt_list): Propagate
12416 STATEMENT_LIST_HAS_LABEL to parent statement list.
12418 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
12420 * config/mips/mips.h (mips_tune_attr): New macro.
12421 * config/mips/mips.md (cpu): Use it.
12423 2009-04-19 Joseph Myers <joseph@codesourcery.com>
12426 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
12429 2009-04-19 Diego Novillo <dnovillo@google.com>
12431 * toplev.c (compile_file): Move call to coverage_finish ...
12432 * cgraphunit.c (ipa_passes): ... here.
12433 Call cgraph_process_new_functions.
12434 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
12435 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
12437 2009-04-19 Jan Hubicka <jh@suse.cz>
12439 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
12441 (dump_cgraph_node): Dump can throw external flag.
12442 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
12444 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
12448 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
12449 * common.opt (Wlogical-op): Move from here...
12450 * c.opt (Wlogical-op): ... to here.
12451 * c-typeck.c (parser_build_binary_op): Update call to
12452 warn_logical_operator.
12453 * c-opts.c (c_common_post_options): Enable warn_logical_op with
12455 * c-common.c (warn_logical_op): Update.
12456 * c-common.h (warn_logical_op): Update declaration.
12458 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
12460 * tree.c (protected_set_expr_location): Fix formatting.
12462 2009-04-18 Joseph Myers <joseph@codesourcery.com>
12465 * c-typeck.c (readonly_warning): new.
12466 (build_unary_op, build_modify_expr): Use readonly_warning for
12467 storing into something readonly but not const-qualified.
12469 2009-04-18 Joseph Myers <joseph@codesourcery.com>
12472 * c-typeck.c (build_unary_op): Check for taking address of
12473 expression of type void.
12475 2009-04-18 Joseph Myers <joseph@codesourcery.com>
12478 * c-typeck.c (build_function_call): Check for calling a function
12479 with qualified void return types. Call require_complete_type when
12482 2009-04-18 Jan Hubicka <jh@suse.cz>
12484 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
12486 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
12487 can_throw_external flag.
12488 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
12489 * ipa-pure-const.c (ignore_edge): New function.
12490 (propagate): Compute order for NOTHROW computation; set NOTHROWs
12491 only over can_throw_external edges.
12492 (local_pure_const): Add nothrow flag.
12493 * ipa-utils.c (searchc): Add ignore_edge callback.
12494 (ipa_utils_reduced_inorder): Add ignore_edge callback.
12495 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
12496 (set_nothrow_function_flags): Update cgraph.
12497 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
12499 2009-04-18 Richard Guenther <rguenther@suse.de>
12501 PR middle-end/39804
12502 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
12503 (fold_stmt): ... this and ...
12504 (fold_stmt_inplace): ... this.
12505 (fold_stmt_1): Fold references in calls and asms.
12506 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
12508 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12510 * tree-vrp.c (ssa_name_nonzero_p): Remove.
12511 * tree.h: Remove the prototype for ssa_name_nonzero_p.
12513 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12515 * tree.c (function_args_count): Remove.
12516 * tree.h: Remove the prototype for function_args_count.
12518 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12520 * tree-iterator.c (expr_only): Remove.
12521 * tree.h: Remove the prototype for expr_only.
12523 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12525 * reginfo.c (cannot_change_mode_set_regs): Remove.
12526 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
12528 2009-04-08 Anatoly Sokolov <aesok@post.ru>
12530 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
12531 whether operands 0 and 1 overlaps.
12533 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
12535 PR middle-end/36902
12536 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
12537 pointer. Use warning_at instead of warning.
12538 (search_for_addr_array): Likewise.
12539 (check_array_bounds): Likewise.
12540 (check_all_array_refs): Check that the incoming edge is not in the
12541 list of edges to be removed.
12542 (check_all_array_refs): Avoid the temporal pointer.
12543 (vrp_visit_cond_stmt): Fix typo.
12544 (simplify_switch_using_ranges): Handle the case where the switch
12545 index is an integer constant.
12547 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
12549 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
12551 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12553 * doc/extend.texi, doc/invoke.texi: Fix typos.
12555 2009-04-17 Cary Coutant <ccoutant@google.com>
12557 * tree-flow-inline.h (get_lineno): Fix inverted test.
12559 2009-04-17 Diego Novillo <dnovillo@google.com>
12561 * tree-ssa-pre.c (create_expression_by_pieces): Remove
12562 assertion for AVAIL_OUT.
12564 2009-04-17 Mike Frysinger <vapier@gentoo.org>
12567 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
12568 * config/sh/linux-atomic.asm: Likewise.
12570 2009-04-17 Diego Novillo <dnovillo@google.com>
12572 * except.c (debug_eh_tree): New.
12573 (struct eh_region, struct eh_status): Move ...
12574 * except.h: ... here.
12575 (add_type_for_runtime): Declare extern.
12576 (lookup_type_for_runtime): Likewise.
12577 (debug_eh_tree): Declare.
12578 * Makefile.in (GTFILES): List except.h before except.c
12580 2009-04-17 Diego Novillo <dnovillo@google.com>
12582 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
12583 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
12584 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
12585 (find_vars_r): ... here.
12586 * tree-flow.h (find_referenced_vars_in): Declare.
12587 * tree-ssa-pre.c (create_expression_by_pieces): Assert
12588 that AVAIL_OUT exists for BLOCK.
12589 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
12590 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
12591 (tree-parloops.o): Likewise.
12593 2009-04-17 Simon Baldwin <simonb@google.com>
12595 * toplev.c (default_tree_printer): Add handling for %E format.
12597 2009-04-17 Diego Novillo <dnovillo@google.com>
12599 * tree-pretty-print.c (dump_generic_node): Add break after
12600 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
12601 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
12602 FUNCTION_TYPE together. Call print_struct_decl when printing
12603 structures and TDF_SLIM is not given.
12604 (print_struct_decl): Fix logic for detecting recursion.
12606 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
12609 * gcc.c (create_at_file): New.
12610 (compile_input_file_p): New.
12611 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
12612 * main.c (main): Update call to toplev_main.
12613 * toplev.c (toplev_main): Change signature. Call expandargv.
12614 * toplev.h (toplev_main): Change signature.
12616 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
12618 * dwarf2out.c (field_byte_offset): Use the type size as the field size
12619 if the latter is not constant.
12621 2009-04-17 David Edelsohn <edelsohn@gnu.org>
12623 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
12625 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
12627 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
12628 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
12630 2009-04-17 Richard Guenther <rguenther@suse.de>
12632 * tree-ssa-structalias.c (get_constraint_for_component_ref):
12633 Handle component references view-converting an invariant address.
12635 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
12637 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
12638 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
12639 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
12640 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
12641 Use @deftypevr rather than @deftypevar.
12643 2009-04-17 Richard Guenther <rguenther@suse.de>
12645 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
12646 (get_prop_source_stmt): Likewise.
12647 (can_propagate_from): Likewise.
12649 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
12651 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
12652 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
12653 (--with-multilib-list): Add default value.
12654 * configure: Regenerate.
12655 * Makefile.in (TM_ENDIAN_CONFIG): Define.
12656 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
12657 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
12658 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
12659 Don't add default cpu to multilib list unnecessarily, but do enable
12660 the relevant compiler option..
12661 Add support for --with-multilib-list=<blank> and
12662 --with-multilib-list=!<somelib> to supress unwanted multilibs.
12663 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
12664 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
12665 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
12666 TM_MULTILIB_CONFIG.
12667 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
12668 (MULTILIB_OSDIRNAMES): New variable.
12669 * config/sh/t-1e: Delete file.
12670 * config/sh/t-mlib-sh1: Delete file.
12671 * config/sh/t-mlib-sh2: Delete file.
12672 * config/sh/t-mlib-sh2a: Delete file.
12673 * config/sh/t-mlib-sh2a-nofpu: Delete file.
12674 * config/sh/t-mlib-sh2a-single: Delete file.
12675 * config/sh/t-mlib-sh2a-single-only: Delete file.
12676 * config/sh/t-mlib-sh2e: Delete file.
12677 * config/sh/t-mlib-sh3e: Delete file.
12678 * config/sh/t-mlib-sh4: Delete file.
12679 * config/sh/t-mlib-sh4-nofpu: Delete file.
12680 * config/sh/t-mlib-sh4-single: Delete file.
12681 * config/sh/t-mlib-sh4-single-only: Delete file.
12682 * config/sh/t-mlib-sh4a: Delete file.
12683 * config/sh/t-mlib-sh4a-nofpu: Delete file.
12684 * config/sh/t-mlib-sh4a-single: Delete file.
12685 * config/sh/t-mlib-sh4a-single-only: Delete file.
12686 * config/sh/t-mlib-sh4al: Delete file.
12687 * config/sh/t-mlib-sh5-32media: Delete file.
12688 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
12689 * config/sh/t-mlib-sh5-64media: Delete file.
12690 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
12691 * config/sh/t-mlib-sh5-compact: Delete file.
12692 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
12693 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
12694 * doc/install.texi (Options specification): Add
12695 --with-multilib-list and --with-endian.
12697 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
12699 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
12701 (OBJS-common): Add plugin-version.o.
12702 (plugin-version.o): New.
12703 * gcc-plugin.h (plugin_gcc_version): New.
12704 (plugin_default_version_check): New.
12705 (plugin_init_func, plugin_init): Add version argument.
12706 * plugin-version.c: New.
12707 * plugin.c (str_plugin_gcc_version_name): New.
12708 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
12709 pass it to the init function.
12710 (plugin_default_version_check): New.
12712 2009-04-17 Richard Guenther <rguenther@suse.de>
12714 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
12715 for decl-vs-decl disambiguation.
12717 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
12719 * config/s390/s390.h (s390_tune_attr): New macro definition.
12720 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
12722 2009-04-17 Richard Guenther <rguenther@suse.de>
12724 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
12725 (fold_stmt_r): Likewise.
12726 (maybe_fold_reference): New function.
12727 (fold_gimple_assign): Handle cases fold_stmt_r did.
12728 (fold_stmt): Do not use fold_stmt_r.
12729 (fold_stmt_inplace): Likewise.
12731 2009-04-17 Richard Guenther <rguenther@suse.de>
12733 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
12734 (record_equivalences_from_stmt): Remove useless checks and
12736 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
12737 the type is already suitable.
12739 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
12741 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
12743 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
12745 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
12746 (CMPtype): Define as __gcc_CMPtype.
12748 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
12750 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
12751 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
12753 2009-04-17 Richard Guenther <rguenther@suse.de>
12755 PR tree-optimization/39746
12756 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
12757 special-casing for builtins and static variable use/def.
12758 (call_may_clobber_ref_p_1): Likewise.
12760 2009-04-16 Ian Lance Taylor <iant@google.com>
12762 * df.h: Include "timevar.h".
12763 (struct df_problem): Change tv_id field to timevar_id_t.
12764 * tree-pass.h: Include "timevar.h".
12765 (struct opt_pass): Change tv_id field to timevar_id_t.
12766 * timevar.h (timevar_id_t): Define TV_NONE.
12767 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
12768 TV_NONE rather than tv_id != 0.
12769 (execute_one_pass): Likewise.
12770 * Makefile.in (DF_H): Add $(TIMEVAR_H).
12771 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
12772 dependencies to $(TREE_PASS_H).
12773 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
12775 (pass_branch_target_load_optimize2): Likewise.
12776 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
12777 (pass_outof_cfg_layout_mode): Likewise.
12778 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
12779 (pass_rebuild_cgraph_edges): Likewise.
12780 (pass_remove_cgraph_callee_edges): Likewise.
12781 * df-core.c (pass_df_initialize_opt): Likewise.
12782 (pass_df_initialize_no_opt): Likewise.
12783 (pass_df_finish): Likewise.
12784 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
12785 * except.c (pass_set_nothrow_function_flags): Likewise.
12786 (pass_convert_to_eh_region_ranges): Likewise.
12787 * final.c (pass_compute_alignments): Likewise.
12788 * function.c (pass_instantiate_virtual_regs): Likewise.
12789 (pass_init_function): Likewise.
12790 (pass_leaf_regs): Likewise.
12791 (pass_match_asm_constraints): Likewise.
12792 * gimple-low.c (pass_lower_cf): Likewise.
12793 (pass_mark_used_blocks): Likewise.
12794 * init-regs.c (pass_initialize_regs): Likewise.
12795 * integrate.c (pass_initial_value_sets): Likewise.
12796 * ira.c (pass_ira): Likewise.
12797 * jump.c (pass_cleanup_barriers): Likewise.
12798 * omp-low.c (pass_expand_omp): Likewise.
12799 (pass_lower_omp): Likewise.
12800 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
12801 * recog.c (pass_split_all_insns): Likewise.
12802 (pass_split_after_reload): Likewise.
12803 (pass_split_before_regstack): Likewise.
12804 (pass_split_before_sched2): Likewise.
12805 (pass_split_for_shorten_branches): Likewise.
12806 * reginfo.c (pass_reginfo_init): Likewise.
12807 (pass_subregs_of_mode_init): Likewise.
12808 (pass_subregs_of_mode_finish): Likewise.
12809 * passes.c (pass_postreload): Likewise.
12810 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
12811 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
12812 (pass_warn_function_return): Likewise.
12813 (pass_warn_function_noreturn): Likewise.
12814 * tree-complex.c (pass_lower_complex): Likewise.
12815 (pass_lower_complex_O0): Likewise.
12816 * tree-if-conv.c (pass_if_conversion): Likewise.
12817 * tree-into-ssa.c (pass_build_ssa): Likewise.
12818 * tree-mudflap.c (pass_mudflap_1): Likewise.
12819 (pass_mudflap_2): Likewise.
12820 * tree-nomudflap.c (pass_mudflap_1): Likewise.
12821 (pass_mudflap_2): Likewise.
12822 * tree-nrv.c (pass_return_slot): Likewise.
12823 * tree-object-size.c (pass_object_sizes): Likewise.
12824 * tree-optimize.c (pass_all_optimizations): Likewise.
12825 (pass_early_local_passes): Likewise.
12826 (pass_all_early_optimizations): Likewise.
12827 (pass_cleanup_cfg): Likewise.
12828 (pass_cleanup_cfg_post_optimizing): Likewise.
12829 (pass_free_datastructures): Likewise.
12830 (pass_free_cfg_annotations): Likewise.
12831 (pass_fixup_cfg): Likewise.
12832 (pass_init_datastructures): Likewise.
12833 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
12834 (pass_late_warn_uninitialized): Likewise.
12835 (pass_update_address_taken): Likewise.
12836 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
12837 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
12838 (pass_cse_sincos): Likewise.
12839 (pass_convert_to_rsqrt): Likewise.
12840 * tree-ssa-structalias.c (pass_build_alias): Likewise.
12841 * tree-stdarg.c (pass_stdarg): Likewise.
12842 * tree-tailcall.c (pass_tail_recursion): Likewise.
12843 (pass_tail_calls): Likewise.
12844 * tree-vect-generic.c (pass_lower_vector): Likewise.
12845 (pass_lower_vector_ssa): Likewise.
12846 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
12848 2009-04-16 Joseph Myers <joseph@codesourcery.com>
12850 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
12852 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
12854 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
12855 logical and signext.
12857 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
12860 * config/sh/predicates.md (arith_operand): Check if the operand
12861 of TRUNCATE is a REG.
12863 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12865 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
12866 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
12868 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12870 * tree-iterator.c (tsi_split_statement_list_after,
12871 tsi_split_statement_list_before): Remove.
12872 * tree-iterator.h: Remove the prototypes for
12873 tsi_split_statement_list_after and tsi_split_statement_list_before.
12875 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12877 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
12878 * tree-ssa-propagate.h: Remove the prototype for
12879 stmt_makes_single_load.
12881 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12883 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
12884 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
12886 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12888 * tree-iterator.c (EXPR_LAST_BODY): Remove.
12890 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12892 * except.c (eh_region_outer_p): Remove.
12893 * except.h: Remove the prototype for eh_region_outer_p.
12895 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12897 * function.c (current_function_assembler_name): Remove.
12898 * function.h: Remove the prototype for
12899 current_function_assembler_name.
12901 2009-04-16 Ian Lance Taylor <iant@google.com>
12903 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
12904 (add_reg_note): Call alloc_reg_note.
12905 * rtl.h (alloc_reg_note): Declare.
12906 * combine.c (try_combine): Use alloc_reg_note.
12907 (recog_for_combine, move_deaths): Likewise.
12908 (distribute_notes): Use alloc_reg_note and add_reg_note.
12909 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
12910 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
12911 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
12913 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
12915 PR rtl-optimization/39762
12916 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
12917 ira_may_move_out_cost): Add comments about way of their usage.
12918 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
12920 * ira-conflicts.c (process_regs_for_copy): Use function
12921 ira_get_register_move_cost instead of global
12922 ira_register_move_cost.
12924 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
12925 color_pass, move_spill_restore, update_curr_costs): Ditto.
12927 * ira-lives.c (process_single_reg_class_operands): Ditto.
12929 * ira-emit.c (emit_move_list): Ditto.
12931 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
12932 (record_reg_classes): Ditto. Use functions
12933 ira_get_register_move_cost and ira_get_may_move_cost instead of
12934 global vars ira_register_move_cost, ira_may_move_out_cost and
12935 ira_may_move_in_cost.
12936 (record_address_regs): Don't call ira_init_register_move_cost.
12937 Use function ira_get_may_move_cost instead of global
12938 ira_may_move_in_cost.
12939 (process_bb_node_for_hard_reg_moves): Use function
12940 ira_get_register_move_cost instead of global ira_register_move_cost.
12941 (ira_costs): Don't call ira_init_register_move_cost.
12943 2009-04-16 Richard Guenther <rguenther@suse.de>
12945 * tree-cfg.c (verify_gimple_assign_binary):
12946 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
12947 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
12948 (create_general_new_stmt): Note that this function is broken.
12950 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12952 * common.opt (fhelp): Add Var(help_flag).
12953 * gcc-plugin.h (plugin_info): Add help.
12954 * plugin.c (plugin_name_args): Add help.
12955 (register_plugin_info): Set plugin->help.
12956 (print_help_one_plugin): New.
12957 (print_plugins_help): New.
12958 * plugin.h (print_plugins_help): New.
12959 * toplev.c (toplev_main): Call print_plugins_help if needed.
12961 2009-04-16 Richard Guenther <rguenther@suse.de>
12963 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
12964 (gimple_ior_addresses_taken_1): New function.
12965 (gimple_ior_addresses_taken): Likewise.
12966 * gimple.h (struct gimple_statement_with_ops_base): Remove
12967 addresses_taken member.
12968 (gimple_ior_addresses_taken): Declare.
12969 (gimple_addresses_taken, gimple_addresses_taken_ptr,
12970 gimple_set_addresses_taken): Remove.
12971 * ipa-reference.c (mark_address): New function.
12972 (scan_stmt_for_static_refs): Use it for marking addresses taken.
12973 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
12974 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
12975 (gimple_add_to_addresses_taken): Remove.
12976 (get_tmr_operands): Call mark_address_taken.
12977 (get_asm_expr_operands): Likewise.
12978 (get_expr_operands): Likewise.
12979 (build_ssa_operands): Do not clear the addresses_taken bitmap.
12980 (free_stmt_operands): Do not free it.
12981 * tree-ssa.c (delete_tree_ssa): Likewise.
12982 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
12984 2009-04-16 Richard Guenther <rguenther@suse.de>
12986 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
12987 (walk_stmt_load_store_ops): Likewise.
12988 * gimple.c (get_base_loadstore): New function.
12989 (walk_stmt_load_store_addr_ops): Likewise.
12990 (walk_stmt_load_store_ops): Likewise.
12991 * ipa-pure-const.c (check_op): Simplify.
12992 (check_load, check_store): New functions.
12993 (check_stmt): Use walk_stmt_load_store_ops.
12994 * ipa-reference.c (mark_load): Adjust signature.
12995 (mark_store): Likewise.
12996 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
12998 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
13000 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
13001 (plugin_info): New.
13002 * opts.c (common_handle_option): Don't call print_version.
13003 * plugin.c (plugin_name_args): Add version.
13004 (register_plugin_info): New.
13005 (register_callback): Handle PLUGIN_INFO.
13006 (try_init_one_plugin): New.
13007 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
13009 (finalize_one_plugin): New.
13010 (finalize_plugins): New.
13011 (print_one_plugin): New.
13012 (print_plugins_versions): New.
13013 * plugin.h (print_plugins_versions): New.
13014 (finalize_plugins): New.
13015 * toplev.c (compile_file): Don't call initialize_plugins.
13016 (print_version): Call print_plugins_versions.
13017 (toplev_main): Call initialize_plugins. Print version if needed.
13018 Call finalize_plugins.
13020 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
13022 * common.opt (fversion): New.
13023 * gcc.c (print_version): New.
13024 (process_command): Don't print the version. Just set print_version.
13025 (main): Print version. Call subprocesses if print_version and
13026 verbose_flag are set.
13027 * opts.c (common_handle_option): Handle OPT_fversion.
13029 2009-04-16 Richard Guenther <rguenther@suse.de>
13030 Ira Rosen <irar@il.ibm.com>
13032 PR tree-optimization/39698
13033 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
13034 type of the reduction variable. Only generate the def if
13037 * omp-low.c (expand_omp_for_generic): When converting to a pointer
13038 make sure to first convert to an integer of the same precision.
13039 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
13040 the type of the evolution correctly in computing the new
13041 induction variable base.
13043 2009-04-16 Richard Guenther <rguenther@suse.de>
13045 PR middle-end/39625
13046 * tree-cfg.c (make_blocks): Split statements with to-be
13047 abnormal SSA names on the lhs.
13049 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
13051 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
13052 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
13053 * c-typeck.c (really_start_incremental_init): Likewise.
13054 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
13055 (TARGET_INITIALIZER): Remove it.
13056 * target.h (struct target): Remove vector_opaque_p.
13057 * tree.c (build_opaque_vector_type): New.
13058 * tree.h (TYPE_VECTOR_OPAQUE): New.
13059 (build_opaque_vector_type): Declare.
13060 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
13061 * config/rs6000/rs6000.c (build_opaque_vector_type,
13062 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
13063 (rs6000_init_builtins): Use build_opaque_vector_type for
13064 opaque_V4SI_type_node.
13066 2009-04-15 Catherine Moore <clm@codesourcery.com>
13068 * debug.h (set_name): Declare.
13069 * dwarf2out.c (dwarf2out_set_name): Declare.
13070 (dwarf2_debug_hooks): Add set_name.
13071 (find_AT_string): New.
13072 (add_AT_string): Call find_AT_string.
13073 (dwarf2out_set_name): New.
13074 * cp/decl.c (grokdeclarator): Call set_name.
13075 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
13076 * debug.c (do_nothing_debug_hooks): Likewise.
13077 * dbxout.c (dbx_debug_hooks): Likewise.
13078 * sdbout.c (sdb_debug_hooks): Likewise.
13080 2009-04-15 Michael Eager <eager@eagercon.com>
13082 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
13083 reg for single-precision FPU.
13084 * config/rs6000/rs6000.md (movsi_internal1): Only for
13085 !TARGET_SINGLE_FPU.
13086 (movsi_internal1_single): New. Add pattern to move SI values to/from
13087 single-precision FP regs.
13089 2009-04-15 Richard Guenther <rguenther@suse.de>
13091 * omp-low.c (lower_rec_input_clauses): Build correct address
13093 (expand_omp_for_generic): Fix multiplication type.
13094 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
13095 (generate_memset_zero): Fix types.
13096 * tree-profile.c (prepare_instrumented_value): Correctly
13099 2009-04-15 Ian Lance Taylor <iant@google.com>
13101 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
13102 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
13103 for -Wall and for -Wc++-compat.
13104 (c_common_post_options): For C++, set warn_enum_compare if not
13106 * c-tree.h (struct c_expr): Add field original_type.
13107 (build_external_ref): Update declaration.
13108 * c-parser.c (c_parser_braced_init): Set original_type.
13109 (c_parser_initelt): Likewise.
13110 (c_parser_expr_no_commas): Likewise.
13111 (c_parser_conditional_expression): Likewise.
13112 (c_parser_cast_expression): Likewise.
13113 (c_parser_unary_expression): Likewise. Pull setting of
13114 original_code to top of function.
13115 (c_parser_sizeof_expression): Set original_type.
13116 (c_parser_alignof_expression): Likewise.
13117 (c_parser_postfix_expression): Likewise. Pull setting of
13118 original_code to top of function.
13119 (c_parser_postfix_expression_after_paren_type): Set original_type.
13120 (c_parser_postfix_expression_after_primary): Likewise.
13121 (c_parser_expression): Likewise.
13122 * c-typeck.c (build_external_ref): Add type parameter. Change all
13124 (c_expr_sizeof_expr): Set original_type field.
13125 (parser_build_unary_op): Likewise.
13126 (parser_build_binary_op): Likewise. Optionally warn about
13127 comparisons of enums of different types.
13128 (digest_init): Set original_type field.
13129 (really_start_incremental_init): Likewise.
13130 (push_init_level, pop_init_level): Likewise.
13131 * doc/invoke.texi (Warning Options): -Wenum-compare now
13134 2009-04-15 Richard Guenther <rguenther@suse.de>
13136 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
13137 out a necessary conversion.
13138 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
13139 names we didn't value number.
13140 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
13142 2009-04-15 Richard Guenther <rguenther@suse.de>
13144 PR tree-optimization/39764
13145 * tree-ssa-ccp.c (get_value): Canonicalize value with
13146 canonicalize_float_value.
13148 2009-04-15 Jan Hubicka <jh@suse.cz>
13150 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
13151 Wrong version of patch.
13153 2009-04-15 Jan Hubicka <jh@suse.cz>
13155 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
13157 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
13159 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
13160 our distinct integral and vector types.
13162 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
13164 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
13165 * init.c (build_vtbl_address): Remove call to assemble_external.
13167 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
13169 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
13170 output for other floating point modes.
13172 2009-04-14 Diego Novillo <dnovillo@google.com>
13174 * diagnostic.c (diagnostic_report_diagnostic): Do not
13175 warn about loaded plugins for DK_ERROR and DK_WARNING.
13176 * c-decl.c (declspecs_add_type): Move call to
13177 invoke_plugin_callbacks ...
13178 * c-parser.c (c_parser_declspecs): ... here.
13179 * plugin.c (dump_active_plugins): Tidy output.
13181 2009-04-14 Diego Novillo <dnovillo@google.com>
13182 Le-Chun Wu <lcwu@google.com>
13184 * configure.ac: Add --enable-plugin support.
13185 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
13186 * Makefile.in (PLUGIN_H): Define.
13187 Export ENABLE_PLUGIN and GMPINC to site.exp.
13188 Add PLUGINLIBS to link command.
13189 Add/modify dependencies for plugin.o and files including plugin.h.
13191 * config.in: Regenerate.
13193 * opts.c (common_handle_option): Handle OPT_fplugin_ and
13196 2009-04-14 Le-Chun Wu <lcwu@google.com>
13198 * tree-pass.h (register_one_dump_file): Add a prototype for
13199 register_one_dump_file.
13200 * toplev.c (compile_file): Call initialize_plugins.
13201 (do_compile): Call invoke_plugin_callbacks.
13202 (toplev_main): Call invoke_plugin_callbacks.
13203 * common.opt: Add -fplugin= and -fplugin-arg-.
13204 * gcc-plugin.h: New public header file for plugins to include.
13205 * plugin.c: New source file.
13206 * plugin.h: New internal header file.
13207 * passes.c (register_one_dump_file): Make it external.
13209 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
13211 2009-04-14 Diego Novillo <dnovillo@google.com>
13213 * doc/plugins.texi: New.
13214 * doc/gccint.texi: Add reference to Plugins chapter.
13215 * doc/invoke.texi: Document -fplugin and -fplugin-arg
13216 * diagnostic.c (diagnostic_report_diagnostic): Warn about
13217 loaded plugins, if any.
13218 * timevar.def (TV_PLUGIN_INIT): Define.
13219 (TV_PLUGIN_RUN): Define.
13220 * plugin.c: Include timevar.h
13221 (plugins_active_p): New.
13222 (dump_active_plugins): New.
13223 (debug_active_plugins): New.
13225 2009-04-14 Joseph Myers <joseph@codesourcery.com>
13227 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
13229 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
13231 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
13233 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
13234 the same as a minus without a shift.
13236 2009-04-14 Nick Clifton <nickc@redhat.com>
13238 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
13239 comparisons with small integers will always produce a short
13242 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
13245 2008-12-19 Diego Novillo <dnovillo@google.com>
13247 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
13249 2009-04-14 Richard Guenther <rguenther@suse.de>
13251 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
13253 (verify_gimple_assign_binary): Likewise. Handle shifts and
13255 (verify_gimple_phi): Print the mismatched argument position.
13256 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
13258 (vect_update_init_of_dr): Likewise.
13259 * matrix-reorg.c (transform_access_sites): Do what the
13261 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
13263 2009-04-13 Michael Eager <eager@eagercon.com>
13265 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
13266 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
13267 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
13268 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
13269 remove duplicate config
13271 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13273 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
13274 file_name:line_number type locator of the call site.
13276 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
13278 * genautomata.c: Put blank after comma.
13279 (automaton_decls): New.
13280 (struct unit_usage): Add comments to member next.
13281 (store_alt_unit_usage): Keep the list ordered.
13282 (unit_present_on_list_p, equal_alternatives_p): New.
13283 (check_regexp_units_distribution): Check units distribution
13284 correctness correctly.
13285 (main): Don't write automata if error is found. Return correct
13288 * config/m68k/cf.md (cfv4_ds): Remove.
13289 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
13290 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
13292 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
13293 power4-load-ext, power4-store, power4-store-update,
13294 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
13295 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
13296 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
13297 power4-sqrt, power4-isync): Modify reservation to make correct
13298 unit distribution to automata.
13300 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
13301 power5-store-update, power5-two, power5-three, power5-lmul,
13302 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
13304 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
13306 * except.c (pass_set_nothrow_function_flags): Set name and add
13308 (set_nothrow_function_flags): Mention in the dump file when
13309 changing a function to nothrow.
13311 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
13314 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
13315 instead of unsigned long.
13317 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13319 * config/arm/arm.c (return_used_this_function): Remove.
13320 (arm_output_function_prologue): Remove use of
13321 return_used_this_function.
13322 (output_return_instruction): Replace use of
13323 return_used_this_function
13324 by cfun->machine->return_used_this_function.
13325 (arm_output_epilogue): Likewise.
13326 (arm_output_function_epilogue): Likewise.
13327 (thumb_unexpanded_epilogue): Likewise.
13328 * config/arm/arm.h (struct machine_function):
13329 New member return_used_this_function.
13331 2009-04-12 Mark Mitchell <mark@codesourcery.com>
13333 * doc/install.texi: Correct description of default directory for
13334 --with-gxx-include-dir.
13336 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
13338 * fold-const.c (build_range_check): Properly deal with enumeral and
13339 boolean base types.
13341 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
13343 * doc/invoke.texi (max_gcse_passes): Remove documentation.
13344 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
13345 * params.h (MAX_GCSE_PASSES): Remove.
13346 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
13347 in sequence. Remove ability to run multiple passes.
13348 (bypass_jumps): Report run as third CPROP pass.
13350 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
13352 PR middle-end/39651
13353 * except.c (can_throw_external): Look at each insn in a SEQUENCE
13354 when deciding whether the whole SEQUENCE can throw.
13356 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
13359 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
13360 offseted label references.
13362 2009-04-11 Jan Hubicka <jh@suse.cz>
13364 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
13366 2009-04-11 Richard Guenther <rguenther@suse.de>
13368 PR middle-end/39732
13369 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
13370 return variables as TREE_ADDRESSABLE.
13372 2009-04-11 Richard Guenther <rguenther@suse.de>
13374 PR tree-optimization/39713
13375 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
13376 reference trees have SSA_NAME operands.
13378 2009-04-11 Richard Guenther <rguenther@suse.de>
13381 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
13382 address expressions.
13384 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
13386 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
13387 match changes in Cygwin 1.7
13388 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
13389 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
13391 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
13393 PR tree-optimization/39701
13394 * doc/invoke.texi (Optimization Options): Document change in
13395 meaning and initialization of -fdelete-null-pointer-checks.
13397 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
13399 PR middle-end/39701
13400 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
13402 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
13405 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
13407 2009-04-10 Chao-ying Fu <fu@mips.com>
13409 * doc/tm.texi (Instruction Output): Document
13410 TARGET_ASM_FINAL_POSTSCAN_INSN.
13411 * target.h (final_postscan_insn): New field in asm_out.
13412 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
13413 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
13414 * final.c (final_scan_insn): Call
13415 targetm.asm_out.final_postscan_insn after outputting
13416 an asm macro and a normal instruction.
13418 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
13419 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
13420 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
13421 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
13422 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
13424 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
13426 PR middle-end/39701
13427 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
13428 variables as non-NULL even with -fdelete-null-pointer-checks.
13430 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
13432 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
13434 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
13437 * config/i386/i386.c (classify_argument): Handle SCmode with
13438 (bit_offset % 64) != 0.
13440 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
13442 * doc/invoke.texi (Optimize Options): Add cross-reference to
13443 -Q --help=optimizers examples.
13445 2009-04-10 Ben Elliston <bje@au.ibm.com>
13448 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
13449 regalign for the reg == fpr and TDmode case.
13451 2009-04-09 David Ayers <ayers@fsfe.org>
13454 * objc/objc-act.c (warn_with_method): Remove helper function.
13455 (check_duplicates): Call warning and inform directly.
13456 (really_start_method): Likewise.
13458 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
13460 * expmed.c (expand_divmod): Always use a comparison for a division
13461 by a large unsigned integer.
13463 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
13464 for things others than variables or functions as nonzero.
13466 2009-04-09 Nick Clifton <nickc@redhat.com>
13468 * unwind-compat.c: Change copyright header to refer to version
13469 3 of the GNU General Public License with version 3.1 of the
13470 GCC Runtime Library Exception and to point readers at the
13471 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
13472 * config/alpha/crtfastmath.c: Likewise.
13473 * config/alpha/linux-unwind.h: Likewise.
13474 * config/alpha/qrnnd.asm: Likewise.
13475 * config/alpha/vms-crt0-64.c: Likewise.
13476 * config/alpha/vms-crt0.c: Likewise.
13477 * config/alpha/vms-dwarf2.asm: Likewise.
13478 * config/alpha/vms-dwarf2eh.asm: Likewise.
13479 * config/alpha/vms-psxcrt0-64.c: Likewise.
13480 * config/alpha/vms-psxcrt0.c: Likewise.
13481 * config/alpha/vms_tramp.asm: Likewise.
13482 * config/arc/initfini.c: Likewise.
13483 * config/arc/lib1funcs.asm: Likewise.
13484 * config/arm/bpabi-v6m.S: Likewise.
13485 * config/arm/bpabi.S: Likewise.
13486 * config/arm/bpabi.c: Likewise.
13487 * config/arm/crti.asm: Likewise.
13488 * config/arm/crtn.asm: Likewise.
13489 * config/arm/ieee754-df.S: Likewise.
13490 * config/arm/ieee754-sf.S: Likewise.
13491 * config/arm/lib1funcs.asm: Likewise.
13492 * config/arm/libunwind.S: Likewise.
13493 * config/arm/linux-atomic.c: Likewise.
13494 * config/arm/mmintrin.h: Likewise.
13495 * config/arm/pr-support.c: Likewise.
13496 * config/arm/unaligned-funcs.c: Likewise.
13497 * config/arm/unwind-arm.c: Likewise.
13498 * config/arm/unwind-arm.h: Likewise.
13499 * config/avr/libgcc.S: Likewise.
13500 * config/bfin/crti.s: Likewise.
13501 * config/bfin/crtlibid.s: Likewise.
13502 * config/bfin/crtn.s: Likewise.
13503 * config/bfin/lib1funcs.asm: Likewise.
13504 * config/bfin/linux-unwind.h: Likewise.
13505 * config/cris/arit.c: Likewise.
13506 * config/cris/cris_abi_symbol.c: Likewise.
13507 * config/darwin-64.c: Likewise.
13508 * config/darwin-crt2.c: Likewise.
13509 * config/darwin-crt3.c: Likewise.
13510 * config/darwin.h: Likewise.
13511 * config/dbxelf.h: Likewise.
13512 * config/dfp-bit.c: Likewise.
13513 * config/dfp-bit.h: Likewise.
13514 * config/elfos.h: Likewise.
13515 * config/fixed-bit.c: Likewise.
13516 * config/fixed-bit.h: Likewise.
13517 * config/fp-bit.c: Likewise.
13518 * config/fp-bit.h: Likewise.
13519 * config/fr30/crti.asm: Likewise.
13520 * config/fr30/crtn.asm: Likewise.
13521 * config/fr30/lib1funcs.asm: Likewise.
13522 * config/freebsd-spec.h: Likewise.
13523 * config/frv/cmovd.c: Likewise.
13524 * config/frv/cmovh.c: Likewise.
13525 * config/frv/cmovw.c: Likewise.
13526 * config/frv/frvbegin.c: Likewise.
13527 * config/frv/frvend.c: Likewise.
13528 * config/frv/lib1funcs.asm: Likewise.
13529 * config/glibc-stdint.h: Likewise.
13530 * config/h8300/clzhi2.c: Likewise.
13531 * config/h8300/crti.asm: Likewise.
13532 * config/h8300/crtn.asm: Likewise.
13533 * config/h8300/ctzhi2.c: Likewise.
13534 * config/h8300/fixunssfsi.c: Likewise.
13535 * config/h8300/lib1funcs.asm: Likewise.
13536 * config/h8300/parityhi2.c: Likewise.
13537 * config/h8300/popcounthi2.c: Likewise.
13538 * config/i386/ammintrin.h: Likewise.
13539 * config/i386/att.h: Likewise.
13540 * config/i386/avxintrin.h: Likewise.
13541 * config/i386/biarch64.h: Likewise.
13542 * config/i386/bmmintrin.h: Likewise.
13543 * config/i386/cpuid.h: Likewise.
13544 * config/i386/cross-stdarg.h: Likewise.
13545 * config/i386/crtfastmath.c: Likewise.
13546 * config/i386/crtprec.c: Likewise.
13547 * config/i386/cygming-crtbegin.c: Likewise.
13548 * config/i386/cygming-crtend.c: Likewise.
13549 * config/i386/cygwin.asm: Likewise.
13550 * config/i386/emmintrin.h: Likewise.
13551 * config/i386/gmm_malloc.h: Likewise.
13552 * config/i386/gthr-win32.c: Likewise.
13553 * config/i386/i386.h: Likewise.
13554 * config/i386/immintrin.h: Likewise.
13555 * config/i386/linux-unwind.h: Likewise.
13556 * config/i386/linux64.h: Likewise.
13557 * config/i386/mm3dnow.h: Likewise.
13558 * config/i386/mmintrin-common.h: Likewise.
13559 * config/i386/mmintrin.h: Likewise.
13560 * config/i386/nmmintrin.h: Likewise.
13561 * config/i386/pmm_malloc.h: Likewise.
13562 * config/i386/pmmintrin.h: Likewise.
13563 * config/i386/smmintrin.h: Likewise.
13564 * config/i386/sol2-c1.asm: Likewise.
13565 * config/i386/sol2-ci.asm: Likewise.
13566 * config/i386/sol2-cn.asm: Likewise.
13567 * config/i386/sol2-gc1.asm: Likewise.
13568 * config/i386/tmmintrin.h: Likewise.
13569 * config/i386/unix.h: Likewise.
13570 * config/i386/w32-unwind.h: Likewise.
13571 * config/i386/wmmintrin.h: Likewise.
13572 * config/i386/x86-64.h: Likewise.
13573 * config/i386/x86intrin.h: Likewise.
13574 * config/i386/xmmintrin.h: Likewise.
13575 * config/ia64/crtbegin.asm: Likewise.
13576 * config/ia64/crtend.asm: Likewise.
13577 * config/ia64/crtfastmath.c: Likewise.
13578 * config/ia64/crti.asm: Likewise.
13579 * config/ia64/crtn.asm: Likewise.
13580 * config/ia64/fde-glibc.c: Likewise.
13581 * config/ia64/lib1funcs.asm: Likewise.
13582 * config/ia64/linux-unwind.h: Likewise.
13583 * config/ia64/quadlib.c: Likewise.
13584 * config/ia64/unwind-ia64.c: Likewise.
13585 * config/linux.h: Likewise.
13586 * config/m32c/m32c-lib1.S: Likewise.
13587 * config/m32c/m32c-lib2-trapv.c: Likewise.
13588 * config/m32c/m32c-lib2.c: Likewise.
13589 * config/m32r/initfini.c: Likewise.
13590 * config/m68hc11/larith.asm: Likewise.
13591 * config/m68hc11/m68hc11-crt0.S: Likewise.
13592 * config/m68k/cf.md: Likewise.
13593 * config/m68k/crti.s: Likewise.
13594 * config/m68k/crtn.s: Likewise.
13595 * config/m68k/lb1sf68.asm: Likewise.
13596 * config/m68k/linux-unwind.h: Likewise.
13597 * config/mcore/crti.asm: Likewise.
13598 * config/mcore/crtn.asm: Likewise.
13599 * config/mcore/lib1.asm: Likewise.
13600 * config/mips/linux-unwind.h: Likewise.
13601 * config/mips/loongson.h: Likewise.
13602 * config/mips/mips16.S: Likewise.
13603 * config/mmix/crti.asm: Likewise.
13604 * config/mmix/crtn.asm: Likewise.
13605 * config/pa/fptr.c: Likewise.
13606 * config/pa/hpux-unwind.h: Likewise.
13607 * config/pa/lib2funcs.asm: Likewise.
13608 * config/pa/linux-atomic.c: Likewise.
13609 * config/pa/linux-unwind.h: Likewise.
13610 * config/pa/milli64.S: Likewise.
13611 * config/pa/quadlib.c: Likewise.
13612 * config/pa/stublib.c: Likewise.
13613 * config/picochip/libgccExtras/adddi3.asm: Likewise.
13614 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
13615 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
13616 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
13617 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
13618 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
13619 * config/picochip/libgccExtras/divmod15.asm: Likewise.
13620 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
13621 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
13622 * config/picochip/libgccExtras/longjmp.asm: Likewise.
13623 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
13624 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
13625 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
13626 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
13627 * config/picochip/libgccExtras/setjmp.asm: Likewise.
13628 * config/picochip/libgccExtras/subdi3.asm: Likewise.
13629 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
13630 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
13631 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
13632 * config/rs6000/750cl.h: Likewise.
13633 * config/rs6000/altivec.h: Likewise.
13634 * config/rs6000/biarch64.h: Likewise.
13635 * config/rs6000/crtresfpr.asm: Likewise.
13636 * config/rs6000/crtresgpr.asm: Likewise.
13637 * config/rs6000/crtresxfpr.asm: Likewise.
13638 * config/rs6000/crtresxgpr.asm: Likewise.
13639 * config/rs6000/crtsavfpr.asm: Likewise.
13640 * config/rs6000/crtsavgpr.asm: Likewise.
13641 * config/rs6000/darwin-asm.h: Likewise.
13642 * config/rs6000/darwin-fallback.c: Likewise.
13643 * config/rs6000/darwin-fpsave.asm: Likewise.
13644 * config/rs6000/darwin-ldouble.c: Likewise.
13645 * config/rs6000/darwin-tramp.asm: Likewise.
13646 * config/rs6000/darwin-unwind.h: Likewise.
13647 * config/rs6000/darwin-vecsave.asm: Likewise.
13648 * config/rs6000/darwin-world.asm: Likewise.
13649 * config/rs6000/e500crtres32gpr.asm: Likewise.
13650 * config/rs6000/e500crtres64gpr.asm: Likewise.
13651 * config/rs6000/e500crtres64gprctr.asm: Likewise.
13652 * config/rs6000/e500crtrest32gpr.asm: Likewise.
13653 * config/rs6000/e500crtrest64gpr.asm: Likewise.
13654 * config/rs6000/e500crtresx32gpr.asm: Likewise.
13655 * config/rs6000/e500crtresx64gpr.asm: Likewise.
13656 * config/rs6000/e500crtsav32gpr.asm: Likewise.
13657 * config/rs6000/e500crtsav64gpr.asm: Likewise.
13658 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
13659 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
13660 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
13661 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
13662 * config/rs6000/eabi-ci.asm: Likewise.
13663 * config/rs6000/eabi-cn.asm: Likewise.
13664 * config/rs6000/eabi.asm: Likewise.
13665 * config/rs6000/linux-unwind.h: Likewise.
13666 * config/rs6000/linux64.h: Likewise.
13667 * config/rs6000/paired.h: Likewise.
13668 * config/rs6000/paired.md: Likewise.
13669 * config/rs6000/ppc64-fp.c: Likewise.
13670 * config/rs6000/ppu_intrinsics.h: Likewise.
13671 * config/rs6000/rs6000.h: Likewise.
13672 * config/rs6000/si2vmx.h: Likewise.
13673 * config/rs6000/sol-ci.asm: Likewise.
13674 * config/rs6000/sol-cn.asm: Likewise.
13675 * config/rs6000/spe.h: Likewise.
13676 * config/rs6000/spu2vmx.h: Likewise.
13677 * config/rs6000/sysv4.h: Likewise.
13678 * config/rs6000/tramp.asm: Likewise.
13679 * config/rs6000/vec_types.h: Likewise.
13680 * config/s390/linux-unwind.h: Likewise.
13681 * config/s390/tpf-unwind.h: Likewise.
13682 * config/score/crti.asm: Likewise.
13683 * config/score/crtn.asm: Likewise.
13684 * config/sh/crt1.asm: Likewise.
13685 * config/sh/crti.asm: Likewise.
13686 * config/sh/crtn.asm: Likewise.
13687 * config/sh/divtab-sh4-300.c: Likewise.
13688 * config/sh/divtab-sh4.c: Likewise.
13689 * config/sh/divtab.c: Likewise.
13690 * config/sh/lib1funcs-4-300.asm: Likewise.
13691 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
13692 * config/sh/lib1funcs.asm: Likewise.
13693 * config/sh/lib1funcs.h: Likewise.
13694 * config/sh/linux-atomic.asm: Likewise.
13695 * config/sh/linux-unwind.h: Likewise.
13696 * config/sh/shmedia.h: Likewise.
13697 * config/sh/sshmedia.h: Likewise.
13698 * config/sh/ushmedia.h: Likewise.
13699 * config/sparc/crtfastmath.c: Likewise.
13700 * config/sparc/linux-unwind.h: Likewise.
13701 * config/sparc/sol2-c1.asm: Likewise.
13702 * config/sparc/sol2-ci.asm: Likewise.
13703 * config/sparc/sol2-cn.asm: Likewise.
13704 * config/spu/divmodti4.c: Likewise.
13705 * config/spu/divv2df3.c: Likewise.
13706 * config/spu/float_disf.c: Likewise.
13707 * config/spu/float_unsdidf.c: Likewise.
13708 * config/spu/float_unsdisf.c: Likewise.
13709 * config/spu/float_unssidf.c: Likewise.
13710 * config/spu/mfc_multi_tag_release.c: Likewise.
13711 * config/spu/mfc_multi_tag_reserve.c: Likewise.
13712 * config/spu/mfc_tag_release.c: Likewise.
13713 * config/spu/mfc_tag_reserve.c: Likewise.
13714 * config/spu/mfc_tag_table.c: Likewise.
13715 * config/spu/multi3.c: Likewise.
13716 * config/spu/spu_internals.h: Likewise.
13717 * config/spu/spu_intrinsics.h: Likewise.
13718 * config/spu/spu_mfcio.h: Likewise.
13719 * config/spu/vec_types.h: Likewise.
13720 * config/spu/vmx2spu.h: Likewise.
13721 * config/stormy16/stormy16-lib2.c: Likewise.
13722 * config/svr4.h: Likewise.
13723 * config/sync.c: Likewise.
13724 * config/v850/lib1funcs.asm: Likewise.
13725 * config/vxlib-tls.c: Likewise.
13726 * config/vxlib.c: Likewise.
13727 * config/vxworks-dummy.h: Likewise.
13728 * config/xtensa/crti.asm: Likewise.
13729 * config/xtensa/crtn.asm: Likewise.
13730 * config/xtensa/ieee754-df.S: Likewise.
13731 * config/xtensa/ieee754-sf.S: Likewise.
13732 * config/xtensa/lib1funcs.asm: Likewise.
13733 * config/xtensa/lib2funcs.S: Likewise.
13734 * config/xtensa/linux-unwind.h: Likewise.
13735 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
13736 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
13737 * coretypes.h: Likewise.
13738 * crtstuff.c: Likewise.
13739 * defaults.h: Likewise.
13740 * dwarf2.h: Likewise.
13741 * emutls.c: Likewise.
13742 * gbl-ctors.h: Likewise.
13743 * gcov-io.h: Likewise.
13744 * ginclude/float.h: Likewise.
13745 * ginclude/iso646.h: Likewise.
13746 * ginclude/stdarg.h: Likewise.
13747 * ginclude/stdbool.h: Likewise.
13748 * ginclude/stddef.h: Likewise.
13749 * ginclude/stdfix.h: Likewise.
13750 * ginclude/stdint-gcc.h: Likewise.
13751 * ginclude/tgmath.h: Likewise.
13752 * gthr-aix.h: Likewise.
13753 * gthr-dce.h: Likewise.
13754 * gthr-gnat.c: Likewise.
13755 * gthr-gnat.h: Likewise.
13756 * gthr-lynx.h: Likewise.
13757 * gthr-mipssde.h: Likewise.
13758 * gthr-nks.h: Likewise.
13759 * gthr-posix.c: Likewise.
13760 * gthr-posix.h: Likewise.
13761 * gthr-posix95.h: Likewise.
13762 * gthr-rtems.h: Likewise.
13763 * gthr-single.h: Likewise.
13764 * gthr-solaris.h: Likewise.
13765 * gthr-tpf.h: Likewise.
13766 * gthr-vxworks.h: Likewise.
13767 * gthr-win32.h: Likewise.
13768 * gthr.h: Likewise.
13769 * libgcc2.c: Likewise.
13770 * libgcc2.h: Likewise.
13771 * libgcov.c: Likewise.
13772 * tsystem.h: Likewise.
13773 * typeclass.h: Likewise.
13774 * unwind-c.c: Likewise.
13775 * unwind-compat.h: Likewise.
13776 * unwind-dw2-fde-compat.c: Likewise.
13777 * unwind-dw2-fde-darwin.c: Likewise.
13778 * unwind-dw2-fde-glibc.c: Likewise.
13779 * unwind-dw2-fde.c: Likewise.
13780 * unwind-dw2-fde.h: Likewise.
13781 * unwind-dw2.c: Likewise.
13782 * unwind-dw2.h: Likewise.
13783 * unwind-generic.h: Likewise.
13784 * unwind-pe.h: Likewise.
13785 * unwind-sjlj.c: Likewise.
13786 * unwind.inc: Likewise.
13787 * config/arm/neon-gen.ml: Change generated copyright header to
13788 refer to version 3 of the GNU General Public License with
13789 version 3.1 of the GCC Runtime Library Exception and to point
13790 readers at the COPYING3 and COPYING3.RUNTIME files and the
13791 FSF's license web page.
13792 * config/arm/arm_neon.h: Regenerate.
13794 2009-04-09 Jakub Jelinek <jakub@redhat.com>
13796 * config/cris/cris.md: Change copyright header to refer to version
13797 3 of the GNU General Public License.
13798 * doc/install.texi2html: Change copyright header to refer to version
13799 3 of the GNU General Public License and to point readers at the
13800 COPYING3 file and the FSF's license web page.
13801 * config/vax/linux.h: Likewise.
13803 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
13805 * config/i386/i386.md (cmpcc): New.
13806 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
13807 (sync_compare_and_swap_cc*): Delete.
13809 * config/s390/s390.c (s390_compare_emitted): Remove.
13810 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
13811 s390_compare_emitted used to be handled. Assert that modes match.
13812 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
13813 refer to sync_compare_and_swap_ccsi.
13814 * config/s390/s390.h (s390_compare_emitted): Remove.
13815 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
13816 instead of s390_compare_emitted.
13817 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
13818 instead of s390_compare_emitted.
13819 * config/s390/s390.md (cmpcc): New.
13820 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
13821 CC_REGNUM, do not pretend it's set.
13822 (sync_compare_and_swap_cc*): Delete.
13823 * config/s390/predicates.md (cc_reg_operand): New.
13825 * expr.c (sync_compare_and_swap_cc): Delete.
13826 * optabs.h (sync_compare_and_swap_cc): Delete.
13827 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
13828 is being used with can_compare_p.
13829 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
13830 (find_cc_set): New.
13831 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
13832 look for a MODE_CC set instead. Use emit_store_flag.
13833 (expand_compare_and_swap_loop): Likewise, with some additional
13834 complication to avoid a force_reg when useless. Use
13835 emit_cmp_and_jump_insns.
13836 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
13837 * doc/md.texi (sync_compare_and_swap_cc): Merge with
13838 sync_compare_and_swap documentation.
13840 2009-04-09 Jan Hubicka <jh@suse.cz>
13842 * except.c (find_prev_try): Break out from ....
13843 (duplicate_eh_regions): ... here; properly update prev_try pointers
13844 when duplication part of tree.
13845 (dump_eh_tree): Improve dumping.
13846 (verify_eh_region): New.
13847 (verify_eh_tree): Use it.
13849 2009-04-06 Richard Guenther <rguenther@suse.de>
13851 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
13852 &ARRAY addresses by adjusting their types and prepending
13854 * tree-cfg.c (verify_gimple_assign_single): Verify that
13855 addresses are correct.
13857 2009-04-09 Richard Guenther <rguenther@suse.de>
13859 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
13860 indices into an array reference if possible.
13861 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
13862 Fold POINTER_PLUS_EXPR statements with invariant address.
13864 2009-04-09 Alan Modra <amodra@bigpond.net.au>
13867 * config.gcc (powerpc64-*-linux*): Always build biarch.
13869 2009-04-09 Joseph Myers <joseph@codesourcery.com>
13872 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
13873 it and pedwarn if this results in an INTEGER_CST.
13875 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13877 * doc/install.texi: Update minimum GMP version. Remove obsolete
13878 text in MPFR section.
13880 2009-04-08 Jakub Jelinek <jakub@redhat.com>
13882 * dwarf2out.c (class_scope_p): New static inline.
13883 (class_or_namespace_scope_p): Use it.
13884 (gen_variable_die): Use DW_TAG_member tag for static data member
13885 declarations instead of DW_TAG_variable.
13887 PR middle-end/39573
13888 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
13891 2009-04-08 Richard Guenther <rguenther@suse.de>
13893 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
13894 valueize random data.
13896 2009-04-08 David Edelsohn <edelsohn@gnu.org>
13898 * config.gcc (aix tm_file): Add aix-stdint.h.
13899 (aix tm clause use_gcc_stdint): Set to wrap.
13900 * config/rs6000/aix-stdint.h: New file.
13902 2009-04-08 Richard Guenther <rguenther@suse.de>
13904 PR middle-end/36291
13905 * tree-dfa.c (add_referenced_var): Do not recurse into
13906 global initializers.
13907 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
13909 (fold_const_aggregate_ref): Likewise.
13911 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
13913 * recog.c (ordered_comparison_operator): New.
13914 * gensupport.c (std_preds): Add it.
13915 * doc/md.texi (Machine-Independent Predicates): Document it.
13917 2009-04-08 Jan Hubicka <jh@suse.cz>
13919 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
13920 * function.h (rtl_eh): Remove exception_handler_label_map.
13921 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
13922 remove_exception_handler_label, for_each_eh_label_1): Remove.
13923 (rtl_remove_unreachable_regions): Remove.
13924 (convert_from_eh_region_ranges): Do not remove unreachable regions.
13925 (find_exception_handler_labels): Don't build the hashtable.
13926 (maybe_remove_eh_handler): Remove.
13927 (for_each_eh_label): Rewrite to walk the tree.
13928 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
13929 * except.h (maybe_remove_eh_handler): Remove.
13930 * passes.c (init_optimization_passes): Schedule second EH cleanup
13932 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
13933 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
13935 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
13937 * genoutput.c (validate_optab_operands): New.
13938 (gen_insn, gen_expand): Call it.
13940 * genflags.c (gen_insn): Detect misused iterators.
13941 (main): Pass line_no to gen_insn, exit with status 1 on error.
13943 * genextract.c (line_no): Make global.
13944 (VEC_safe_set_locstr): Change assertion to error message.
13945 (main): Exit with status 1 on error.
13947 2009-04-08 Joseph Myers <joseph@codesourcery.com>
13951 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
13952 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
13953 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
13954 * c-convert.c (convert): Do not call fold on results of conversion
13955 functions when the result is a C_MAYBE_CONST_EXPR.
13956 * c-parser.c (c_parser_postfix_expression): Do not fold condition
13957 of __builtin_choose_expr.
13958 * c-typeck.c (remove_c_maybe_const_expr): New.
13959 (build_unary_op, build_conditional_expr, build_compound_expr,
13960 build_binary_op, c_objc_common_truthvalue_conversion): Call
13961 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
13964 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
13966 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
13967 CODE to produce a new one. Add a prototype to use fold_convert_const
13969 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
13972 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
13973 mix declarations and code.
13975 2009-04-08 Ben Elliston <bje@au.ibm.com>
13977 * gcc.c: Replace `CC' with `GCC' throughout.
13979 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
13981 * doc/invoke.texi: Document Atom support.
13983 2009-04-07 Jason Merrill <jason@redhat.com>
13986 * c-common.h, c-common.c: Add flag_pretty_templates.
13987 * c-opts.c (c_common_handle_option): Set it.
13988 * c.opt: Add -fno-pretty-templates.
13989 * doc/invoke.texi (C++ Dialect Options): Likewise.
13991 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
13993 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
13994 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
13995 (ia64_expand_builtin): Likewise.
13997 2009-04-07 Martin Jambor <mjambor@suse.cz>
13999 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
14000 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
14001 ADDR_EXPRS are include too.
14003 2009-04-07 Richard Guenther <rguenther@suse.de>
14005 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
14006 decls are only used if passes as parameters or if they are
14007 local statics and the call is not to a builtin.
14008 (call_may_clobber_ref_p_1): Likewise.
14010 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
14012 * expr.c (do_store_flag): Remove last argument. Simplify code
14013 to avoid duplication of tests already done by can_compare_p.
14014 (expand_expr_real_1): Adjust caller.
14016 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
14018 * optabs.c (can_compare_p): Test the predicate of a
14019 cbranch and cstore pattern.
14021 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
14023 * expr.c (convert_move): Use emit_store_flag instead of
14026 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
14028 * config/i386/i386.c (ix86_compare_emitted): Remove.
14029 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
14030 ix86_compare_op0 like ix86_compare_emitted used to be handled.
14031 * config/i386/i386.h (ix86_compare_emitted): Remove.
14032 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
14033 instead of ix86_compare_emitted.
14034 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
14036 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
14038 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
14039 Add t-sysroot-suffix to tmake_file.
14040 * config/print-sysroot-suffix.sh: New file.
14041 * config/t-sysroot-suffix: New file.
14043 2009-04-07 Ben Elliston <bje@au.ibm.com>
14045 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
14046 as the latter produces a warning when the target does not support
14049 2009-04-07 Ben Elliston <bje@au.ibm.com>
14051 * dfp.c: Replace type punning assignments with memcpy throughout.
14052 * Makefile.in (dfp.o-warn): Remove.
14054 2009-04-07 Alan Modra <amodra@bigpond.net.au>
14057 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
14058 Include soft-fp/t-softfp after rs6000/t-linux64.
14060 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
14062 * stor-layout.c (set_sizetype): Use the full precision of their
14063 machine mode for bitsize types.
14065 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
14067 * config/i386/i386.md: Revert 2 accidental checkins.
14069 2009-04-06 Joey Ye <joey.ye@intel.com>
14070 Xuepeng Guo <xuepeng.guo@intel.com>
14071 H.J. Lu <hongjiu.lu@intel.com>
14073 Atom pipeline model, tuning and insn selection.
14074 * config.gcc (atom): Add atom config options and target.
14076 * config/i386/atom.md: New.
14078 * config/i386/i386.c (atom_cost): New cost.
14079 (m_ATOM): New macro flag.
14080 (initial_ix86_tune_features): Set m_ATOM.
14081 (x86_accumulate_outgoing_args): Likewise.
14082 (x86_arch_always_fancy_math_387): Likewise.
14083 (processor_target): Add Atom cost.
14084 (cpu_names): Add Atom cpu name.
14085 (override_options): Set Atom ISA.
14086 (ix86_issue_rate): New case PROCESSOR_ATOM.
14087 (ix86_adjust_cost): Likewise.
14089 * config/i386/i386.h (TARGET_ATOM): New target macro.
14090 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
14091 (TARGET_OPT_AGU): New target option.
14092 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
14093 (processor_type): Add PROCESSOR_ATOM.
14095 * config/i386/i386.md (cpu): Add new value "atom".
14096 (use_carry, movu): New attr.
14097 (atom.md): Include atom.md.
14098 (adddi3_carry_rex64): Set attr "use_carry".
14099 (addqi3_carry): Likewise.
14100 (addhi3_carry): Likewise.
14101 (addsi3_carry): Likewise.
14102 (*addsi3_carry_zext): Likewise.
14103 (subdi3_carry_rex64): Likewise.
14104 (subqi3_carry): Likewise.
14105 (subhi3_carry): Likewise.
14106 (subsi3_carry): Likewise.
14107 (x86_movdicc_0_m1_rex64): Likewise.
14108 (*x86_movdicc_0_m1_se): Likewise.
14109 (x86_movsicc_0_m1): Likewise.
14110 (*x86_movsicc_0_m1_se): Likewise.
14111 (*adddi_1_rex64): Emit add insn as much as possible.
14112 (*addsi_1): Likewise.
14113 (return_internal): Set atom_unit.
14114 (return_internal_long): Likewise.
14115 (return_pop_internal): Likewise.
14116 (*rcpsf2_sse): Set atom_sse_attr attr.
14117 (*qrt<mode>2_sse): Likewise.
14118 (*prefetch_sse): Likewise.
14120 * config/i386/i386-c.c (ix86_target_macros_internal): New case
14122 (ix86_target_macros_internal): Likewise.
14124 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
14125 (*prefetch_sse_rex): Likewise.
14126 (sse_rcpv4sf2): Likewise.
14127 (sse_vmrcpv4sf2): Likewise.
14128 (sse_sqrtv4sf2): Likewise.
14129 (<sse>_vmsqrt<mode>2): Likewise.
14130 (sse_ldmxcsr): Likewise.
14131 (sse_stmxcsr): Likewise.
14132 (*sse_sfence): Likewise.
14133 (sse2_clflush): Likewise.
14134 (*sse2_mfence): Likewise.
14135 (*sse2_lfence): Likewise.
14136 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
14137 (<sse>_movup<ssemodesuffixf2c>): Likewise.
14138 (avx_movdqu<avxmodesuffix>): Likewise.
14139 (avx_lddqu<avxmodesuffix>): Likewise.
14140 (sse2_movntv2di): Change attr "type" to "ssemov".
14141 (sse2_movntsi): Likewise.
14142 (rsqrtv8sf2): Change attr "type" to "sseadd".
14143 (sse3_addsubv2df3): Set attr "atom_unit".
14144 (sse3_h<plusminus_insn>v4sf3): Likewise.
14145 (*sse2_pmaddwd): Likewise.
14146 (*vec_extractv2di_1_rex64): Likewise.
14147 (*vec_extractv2di_1_avx): Likewise.
14148 (sse2_psadbw): Likewise.
14149 (ssse3_phaddwv8hi3): Likewise.
14150 (ssse3_phaddwv4hi3): Likewise.
14151 (ssse3_phadddv4si3): Likewise.
14152 (ssse3_phadddv2si3): Likewise.
14153 (ssse3_phaddswv8hi3): Likewise.
14154 (ssse3_phaddswv4hi3): Likewise.
14155 (ssse3_phsubwv8hi3): Likewise.
14156 (ssse3_phsubwv4hi3): Likewise.
14157 (ssse3_phsubdv4si3): Likewise.
14158 (ssse3_phsubdv2si3): Likewise.
14159 (ssse3_phsubswv8hi3): Likewise.
14160 (ssse3_phsubswv4hi3): Likewise.
14161 (ssse3_pmaddubsw128): Likewise.
14162 (sse3_pmaddubsw: Likewise.
14163 (ssse3_palignrti): Likewise.
14164 (ssse3_palignrdi): Likewise.
14166 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
14168 * doc/install.texi (Specific): Fix two cross-references to MinGW.
14170 2009-04-06 Richard Guenther <rguenther@suse.de>
14172 PR tree-optimization/28868
14173 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
14174 of which PHI results we inserted.
14175 (insert_into_preds_of_block): Record inserted PHIs.
14176 (eliminate): Eliminate redundant PHI nodes.
14177 (init_pre): Init inserted_phi_names.
14179 2009-04-06 Richard Guenther <rguenther@suse.de>
14181 PR tree-optimization/39643
14182 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
14183 IMAGPART_EXPRs of complex constants.
14184 (execute_fold_all_builtins): If we folded a call queue
14185 TODO_update_address_taken.
14187 2009-04-06 Jan Hubicka <jh@suse.cz>
14189 PR middle-end/39659
14190 * except.c (remove_unreachable_regions): Propagate may_contain_throw
14193 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
14195 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
14197 (ic_invalidate_array): Likewise.
14199 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
14201 * calls.c (emit_library_call_value_1): Fix a problem with parameter
14202 alignment for library calls.
14204 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
14206 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
14207 (mingw32 tm clause use_gcc_stdint): Set to wrap.
14208 * config/i386/mingw-stdint.h: New file.
14210 2009-04-05 Richard Guenther <rguenther@suse.de>
14212 PR tree-optimization/39648
14213 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
14214 our &A vs. &A[0] IL deficiencies.
14216 2009-04-04 Jan Hubicka <jh@suse.cz>
14218 * except.c (sjlj_find_directly_reachable_regions): Be ready for
14219 removed toplevel regions.
14220 (sjlj_mark_call_sites): Likewise.
14222 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
14224 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
14225 (cygwin tm clause use_gcc_stdint): Set to wrap.
14226 * config/i386/cygwin-stdint.h: New file.
14228 2009-04-04 Richard Guenther <rguenther@suse.de>
14230 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
14231 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
14232 single-argument PHIs if we are in loop-closed SSA form.
14233 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
14234 for the pre-condition.
14235 (slpeel_tree_peel_loop_to_edge): Likewise.
14236 (vect_build_loop_niters): Take an optional sequence to append stmts.
14237 (vect_generate_tmps_on_preheader): Likewise.
14238 (vect_do_peeling_for_loop_bound): Take extra guards for the
14240 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
14241 the cost model check.
14242 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
14243 guards if we are going to peel. Do not apply versioning in that case.
14244 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
14245 (vect_do_peeling_for_loop_bound): Likewise.
14246 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
14247 loop bound only record extra pre-conditions, do not apply loop
14250 2009-04-04 Richard Guenther <rguenther@suse.de>
14252 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
14255 2009-04-04 Jan Hubicka <jh@suse.cz>
14257 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
14258 last_basic_block for size of bb->index indexed array.
14259 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
14260 compute_out, link_btr_uses, build_btr_def_use_webs,
14261 build_btr_def_use_webs, migrate_btr_defs): Likewise.
14263 2009-04-04 Jan Hubicka <jh@suse.cz>
14265 * except.c (remove_eh_handler_and_replace): Break out from ...
14266 (remove_eh_handler): ... here.
14267 (bring_to_root): New function.
14268 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
14269 handled ones, bring others to root of tree.
14271 2009-04-04 Jan Hubicka <jh@suse.cz>
14273 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
14274 (all_phis_safe_to_merge): New function.
14275 (update_info): New structure.
14276 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
14277 (cleanup_empty_eh): Update SSA if possible.
14279 2009-04-04 Richard Guenther <rguenther@suse.de>
14281 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
14282 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
14283 (append_vuse): Likewise.
14285 2009-04-04 Jakub Jelinek <jakub@redhat.com>
14287 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
14288 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
14289 instead of REG_UNSAVED for DW_CFA_undefined.
14290 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
14291 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
14294 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
14297 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
14298 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
14299 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
14301 2009-04-04 Richard Guenther <rguenther@suse.de>
14303 PR tree-optimization/8781
14304 PR tree-optimization/37892
14305 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
14306 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
14307 (valueize_refs): Call it for *& valueizations.
14308 (shared_reference_ops_from_ref): Rename to ...
14309 (valueize_shared_reference_ops_from_ref): ... this and valueize.
14310 (shared_reference_ops_from_call): Rename to ...
14311 (valueize_shared_reference_ops_from_call): ... this and valueize.
14312 (vn_reference_lookup): Update.
14313 (visit_reference_op_call): Likewise.
14314 * tree-ssa-pre.c (phi_translate_1): Fold *&.
14315 (eliminate): Value-replace the call address in call statements.
14317 2009-04-04 Richard Guenther <rguenther@suse.de>
14319 PR tree-optimization/39636
14320 * tree-ssa-forwprop.c
14321 (forward_propagate_addr_into_variable_array_index): Check for
14322 GIMPLE_ASSIGN before accessing the rhs code.
14324 2009-04-03 Jason Merrill <jason@redhat.com>
14326 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
14328 2009-04-03 Steve Ellcey <sje@cup.hp.com>
14330 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
14331 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
14332 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
14333 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
14334 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
14335 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
14336 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
14337 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
14338 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
14339 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
14340 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
14341 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
14342 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
14343 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
14344 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
14345 Use fr_reg_or_fp01_operand instead of fr_register_operand
14347 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
14348 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
14349 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
14351 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
14353 PR rtl-optimization/39607
14354 PR rtl-optimization/39631
14358 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
14359 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
14360 instead of DF_LR_OUT.
14361 * ira-lives.c (process_bb_node_lives): Ditto.
14362 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
14363 instead of DF_LR_{OUT,IN}.
14364 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
14365 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
14367 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
14369 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
14370 (execute_lower_omp): Always run but take the short way out if -fopenmp
14372 (gate_lower_omp): Remove, forcing the pass manager to always run the
14373 pass and always set PROP_gimple_lomp.
14374 (pass_lower_omp): Remove gate function.
14375 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
14376 PROP_trees. Instead, require it.
14377 * ipa-cp.c (pass_ipa_cp): Likewise.
14378 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
14379 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
14380 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
14381 and PROP_gimple_leh.
14383 2009-04-03 Richard Guenther <rguenther@suse.de>
14385 PR middle-end/13146
14386 PR tree-optimization/23940
14387 PR tree-optimization/33237
14388 PR middle-end/33974
14389 PR middle-end/34093
14390 PR tree-optimization/36201
14391 PR tree-optimization/36230
14392 PR tree-optimization/38049
14393 PR tree-optimization/38207
14394 PR tree-optimization/38230
14395 PR tree-optimization/38301
14396 PR tree-optimization/38585
14397 PR middle-end/38895
14398 PR tree-optimization/38985
14399 PR tree-optimization/39299
14400 * tree-ssa-structalias.h: Remove.
14401 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
14402 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
14403 (struct vuse_element_d): Remove.
14404 (struct vuse_vec_d): Likewise.
14405 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
14406 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
14407 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
14408 VUSE_ELEMENT_VAR): Likewise.
14409 (struct voptype_d): Likewise.
14410 (NUM_VOP_FREE_BUCKETS): Likewise.
14411 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
14412 (struct stmt_operands_d): Remove.
14413 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
14414 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
14415 VDEF_NUM, VDEF_VECT): Likewise.
14416 (copy_virtual_operands): Remove.
14417 (operand_build_cmp): Likewise.
14418 (create_ssa_artificial_load_stmt): Likewise.
14419 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
14420 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
14421 vuse_index and mayuse_index members. Pack and move done and iter_type
14422 members to the front.
14423 (SSA_OP_VMAYUSE): Remove.
14424 (SSA_OP_VIRTUAL_USES): Adjust.
14425 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
14426 (unlink_stmt_vdef): Declare.
14427 (add_to_addressable_set): Remove.
14428 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
14429 (vrp_visit_stmt): Likewise.
14430 * doc/tree-ssa.texi (Alias analysis): Update.
14431 * doc/invoke.texi (max-aliased-vops): Remove docs.
14432 (avg-aliased-vops): Likewise.
14433 * tree-into-ssa.c (syms_to_rename): Remove.
14434 (need_to_update_vops_p): Likewise.
14435 (need_to_initialize_update_ssa_p): Rename to ...
14436 (update_ssa_initialized_fn): ... this. Track function we are
14438 (symbol_marked_for_renaming): Simplify.
14439 (add_new_name_mapping): Do not set need_to_update_vops_p.
14440 (dump_currdefs): Use SYMS_TO_RENAME.
14441 (rewrite_update_stmt): Always walk all uses/defs.
14442 (dump_update_ssa): Adjust.
14443 (init_update_ssa): Take function argument. Track what we are
14445 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
14446 (create_new_def_for): Initialize for cfun, assert we are initialized
14448 (mark_sym_for_renaming): Simplify.
14449 (mark_set_for_renaming): Do not initialize update-ssa.
14450 (need_ssa_update_p): Simplify. Take function argument.
14451 (name_mappings_registered_p): Assert we ask for the correct function.
14452 (name_registered_for_update_p): Likewise.
14453 (ssa_names_to_replace): Likewise.
14454 (release_ssa_name_after_update_ssa): Likewise.
14455 (update_ssa): Likewise. Use SYMS_TO_RENAME.
14456 (dump_decl_set): Do not print a newline.
14457 (debug_decl_set): Do it here.
14458 (dump_update_ssa): And here.
14459 * tree-ssa-loop-im.c (move_computations): Adjust.
14460 (movement_possibility): Likewise.
14461 (determine_max_movement): Likewise.
14462 (gather_mem_refs_stmt): Likewise.
14463 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
14464 or NAME_MEMORY_TAG.
14465 * tree-complex.c (update_all_vops): Remove.
14466 (expand_complex_move): Adjust.
14467 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
14468 Simplify test for memory referencing statement. Exclude
14469 non-invariant ADDR_EXPRs.
14470 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
14471 * tree-loop-distribution.c (generate_memset_zero): Adjust.
14472 (rdg_flag_uses): Likewise.
14473 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
14475 (tree_optimize_tail_calls_1): Also split the
14476 edge from the entry block if we have degenerate PHI nodes in
14477 the first basic block.
14478 * tree.c (init_ttree): Remove memory-tag related code.
14479 (tree_code_size): Likewise.
14480 (tree_node_structure): Likewise.
14481 (build7_stat): Re-write to be build6_stat.
14482 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
14483 (SSA_VAR_P): Adjust.
14484 (struct tree_memory_tag): Remove.
14485 (struct tree_memory_partition_tag): Likewise.
14486 (union tree_node): Adjust.
14487 (build7): Re-write to be build6.
14488 * tree-pass.h (pass_reset_cc_flags): Remove.
14489 (TODO_update_address_taken): New flag.
14490 (pass_simple_dse): Remove.
14491 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
14492 * params.h (MAX_ALIASED_VOPS): Remove.
14493 (AVG_ALIASED_VOPS): Likewise.
14494 * omp-low.c (expand_omp_taskreg): Update SSA form.
14495 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
14496 aliases the lhs in a copy stmt.
14497 * tree-ssa-dse.c (struct address_walk_data): Remove.
14498 (memory_ssa_name_same): Likewise.
14499 (memory_address_same): Likewise.
14500 (get_kill_of_stmt_lhs): Likewise.
14501 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
14502 unused stores. Look through PHI nodes into post-dominated regions.
14503 (dse_optimize_stmt): Simplify. Properly remove stores.
14504 (tree_ssa_dse): Compute dominators.
14505 (execute_simple_dse): Remove.
14506 (pass_simple_dse): Likewise.
14507 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
14508 gimple_loaded_syms and gimple_stored_syms computation.
14509 * toplev.c (dump_memory_report): Dump alias and pta stats.
14510 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
14511 (vn_reference_eq): Likewise.
14512 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
14513 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
14514 valueize_vuses): Remove.
14515 (get_def_ref_stmt_vuses): Simplify. Rename to ...
14516 (get_def_ref_stmt_vuse): ... this.
14517 (vn_reference_lookup_2): New function.
14518 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
14519 walking equivalent vuses. Simplify.
14520 (vn_reference_lookup): Likewise.
14521 (vn_reference_insert): Likewise.
14522 (vn_reference_insert_pieces): Likewise.
14523 (visit_reference_op_call): Simplify.
14524 (visit_reference_op_load): Likewise.
14525 (visit_reference_op_store): Likewise.
14526 (init_scc_vn): Remove shared_lookup_vuses initialization.
14527 (free_scc_vn): Remove shared_lookup_vuses freeing.
14528 (sort_vuses, sort_vuses_heap): Remove.
14529 (get_ref_from_reference_ops): Export.
14530 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
14531 vector with single vuse pointer.
14532 (vn_reference_lookup_pieces, vn_reference_lookup,
14533 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
14534 (shared_vuses_from_stmt): Remove.
14535 (get_ref_from_reference_ops): Declare.
14536 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
14537 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
14538 memory-tag related code.
14539 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
14540 (likely_value): Add comment, skip static-chain of call statements.
14541 (surely_varying_stmt_p): Adjust.
14542 (gimplify_and_update_call_from_tree): Likewise.
14543 (execute_fold_all_builtins): Do not rebuild alias info.
14544 (gimplify_and_update_call_from_tree): Properly update VOPs.
14545 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
14546 (copy_ref_info): Remove memory-tag related code.
14547 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
14548 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
14549 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
14551 * tree-ssa-dom.c (gimple_p): Remove typedef.
14552 (eliminate_redundant_computations): Adjust.
14553 (record_equivalences_from_stmt): Likewise.
14554 (avail_expr_hash): Likewise.
14555 (avail_expr_eq): Likewise.
14556 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
14557 (stmt_makes_single_load): Likewise.
14558 (stmt_makes_single_store): Likewise.
14559 * tree-ssa-alias.c: Rewrite completely.
14560 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
14561 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
14562 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
14563 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
14564 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
14565 Remove public functions.
14566 (pass_reset_cc_flags): Remove.
14567 (pass_build_alias): Move ...
14568 * tree-ssa-structalias.c (pass_build_alias): ... here.
14569 * tree-ssa-alias.c (may_be_aliased): Move ...
14570 * tree-flow-inline.h (may_be_aliased): ... here.
14571 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
14572 count_uses_and_derefs): Move ...
14573 * gimple.c: ... here.
14574 * gimple.h (count_uses_and_derefs): Declare.
14575 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
14576 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
14577 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
14578 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
14579 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
14580 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
14581 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
14583 * tree-dfa.c (refs_may_alias_p): Move ...
14584 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
14585 * tree-ssa-alias.h: New file.
14586 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
14587 (statement_sink_location): Likewise.
14588 * opts.c (decode_options): Do not adjust max-aliased-vops or
14589 avg-aliased-vops values.
14590 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
14591 (TV_CALL_CLOBBER): Likewise.
14592 (TV_FLOW_SENSITIVE): Likewise.
14593 (TV_FLOW_INSENSITIVE): Likewise.
14594 (TV_MEMORY_PARTITIONING): Likewise.
14595 (TV_ALIAS_STMT_WALK): New timevar.
14596 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
14597 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
14598 (get_address_description): Remove memory-tag related code.
14599 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
14600 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
14601 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
14602 and immediate uses in statements. Document.
14603 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
14604 (dump_symbols): Remove.
14605 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
14606 * alias.c (get_deref_alias_set): New function split out from ...
14607 (get_alias_set): ... here.
14608 * alias.h (get_deref_alias_set): Declare.
14609 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
14610 type parameter. Remove restrict pointer handling. Create a
14611 ref-all pointer in case type-based alias sets do not conflict.
14612 (vect_analyze_data_refs): Remove SMT related code.
14613 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
14614 (vectorizable_load): Likewise.
14615 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
14616 (DR_SYMBOL_TAG, DR_VOPS): Remove.
14617 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
14618 Ignore vops and SMTs.
14619 (dr_analyze_alias): Likewise..
14620 (free_data_ref): Likewise.
14621 (create_data_ref): Likewise.
14622 (analyze_all_data_dependences): Likewise.
14623 (get_references_in_stmt): Adjust.
14624 * tree-flow-inline.h (gimple_aliases_computed_p,
14625 gimple_addressable_vars, gimple_call_clobbered_vars,
14626 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
14627 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
14628 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
14629 gimple_mem_ref_stats): Remove.
14630 (gimple_vop): New function.
14631 (op_iter_next_use): Remove vuses and mayuses cases.
14632 (op_iter_next_def): Remove vdefs case.
14633 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
14634 (clear_and_done_ssa_iter): Do not set removed fields.
14635 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
14636 Assert we are not iterating over vuses or vdefs if not also
14637 iterating over uses or defs.
14638 (op_iter_init_use): Likewise.
14639 (op_iter_init_def): Likewise.
14640 (op_iter_next_vdef): Remove.
14641 (op_iter_next_mustdef): Likewise.
14642 (op_iter_init_vdef): Likewise.
14643 (compare_ssa_operands_equal): Likewise.
14644 (link_use_stmts_after): Handle vuse operand.
14645 (is_call_used): Use is_call_clobbered.
14646 (is_call_clobbered): Global variables are always call clobbered,
14647 query the call-clobbers bitmap.
14648 (mark_call_clobbered): Ignore global variables.
14649 (clear_call_clobbered): Likewise.
14650 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
14651 virtual operands sanity check.
14652 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
14654 (TARGET_MEM_REF): Remove TMR_TAG operand.
14655 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
14656 Remove call-clobber related code.
14657 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
14658 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
14659 partitions or escape reason.
14660 (get_single_def_stmt, get_single_def_stmt_from_phi,
14661 get_single_def_stmt_with_phi): Remove.
14662 (dump_referenced_vars): Tidy.
14663 (get_ref_base_and_extent): Allow bare decls.
14664 (collect_dfa_stats): Adjust.
14665 * graphite.c (rename_variables_in_stmt): Adjust.
14666 (graphite_copy_stmts_from_block): Likewise.
14667 (translate_clast): Likewise.
14668 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
14670 (translate_vuse_through_block): Use the oracle.
14671 (phi_translate_1): Adjust.
14672 (value_dies_in_block_x): Use the oracle. Cache the outcome
14674 (valid_in_sets): Check if the VUSE for
14675 a REFERENCE is available.
14676 (eliminate): Do not remove stmts during elimination,
14677 instead queue and remove them afterwards.
14678 (do_pre): Do not rebuild alias info.
14679 (pass_pre): Run TODO_rebuild_alias before PRE.
14680 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
14681 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
14682 (mark_all_v_defs_stmt): Remove.
14683 (mark_all_v_defs_seq): Adjust.
14684 (sra_replace): Likewise.
14685 (scalarize_use): Likewise.
14686 (scalarize_copy): Likewise.
14687 (scalarize_init): Likewise.
14688 (scalarize_ldst): Likewise.
14689 (todoflags): Remove.
14690 (tree_sra): Do not rebuild alias info.
14691 (tree_sra_early): Adjust.
14692 (pass_sra): Run TODO_update_address_taken before SRA.
14693 * tree-predcom.c (set_alias_info): Remove.
14694 (prepare_initializers_chain): Do not call it.
14695 (mark_virtual_ops_for_renaming): Adjust.
14696 (mark_virtual_ops_for_renaming_list): Remove.
14697 (initialize_root_vars): Adjust.
14698 (initialize_root_vars_lm): Likewise.
14699 (prepare_initializers_chain): Likewise.
14700 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
14701 (may_propagate_copy_into_stmt): Likewise.
14702 (merge_alias_info): Do nothing for now.
14703 (propagate_tree_value_into_stmt): Adjust.
14704 (stmt_may_generate_copy): Likewise.
14705 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
14706 not mark symbols for renaming.
14707 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
14708 with the same statement, make sure to update the new pointed-to one.
14709 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
14710 call statements, do not mark symbols for renaming.
14711 (mark_operand_necessary): Dump something.
14712 (ref_may_be_aliased): New function.
14713 (mark_aliased_reaching_defs_necessary_1): New helper function.
14714 (mark_aliased_reaching_defs_necessary): Likewise.
14715 (mark_all_reaching_defs_necessary_1): Likewise.
14716 (mark_all_reaching_defs_necessary): Likewise.
14717 (propagate_necessity): Do not process virtual PHIs. For
14718 non-aliased loads mark all reaching definitions as necessary.
14719 For aliased loads and stores mark the immediate dominating
14720 aliased clobbers as necessary.
14721 (visited): New global static.
14722 (perform_tree_ssa_dce): Free visited bitmap after propagating
14724 (remove_dead_phis): Perform simple dead virtual PHI removal.
14725 (remove_dead_stmt): Properly unlink virtual operands when
14727 (eliminate_unnecessary_stmts): Schedule PHI removal after
14729 * tree-ssa-ter.c (is_replaceable_p): Adjust.
14730 (process_replaceable): Likewise.
14731 (find_replaceable_in_bb): Likewise.
14732 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
14733 based on the single gimple vop.
14734 (verify_flow_insensitive_alias_info): Remove.
14735 (verify_flow_sensitive_alias_info): Likewise.
14736 (verify_call_clobbering): Likewise.
14737 (verify_memory_partitions): Likewise.
14738 (verify_alias_info): Likewise.
14739 (verify_ssa): Adjust..
14740 (execute_update_addresses_taken): Export. Update SSA
14741 manually. Optimize only when optimizing. Use a local bitmap.
14742 (pass_update_address_taken): Remove TODO_update_ssa, add
14744 (pass_update_address_taken): Just use TODO_update_address_taken.
14745 (init_tree_ssa): Do not initialize addressable_vars.
14746 (verify_ssa): Verify new VUSE / VDEF properties.
14747 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
14748 Do not call verify_alias_info.
14749 (delete_tree_ssa): Clear the VUSE, VDEF operands.
14750 Do not free the loaded and stored syms bitmaps. Reset the escaped
14751 and callused solutions. Do not free addressable_vars.
14752 Remove memory-tag related code.
14753 (warn_uninitialized_var): Aliases are always available.
14754 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
14755 * lambda-code.c (can_put_in_inner_loop): Adjust.
14756 (can_put_after_inner_loop): Likewise.
14757 (perfect_nestify): Likewise.
14758 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
14759 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
14760 (vectorizable_conversion): Do not mark symbols for renaming.
14761 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
14762 (expand_call_inline): Unlink the calls virtual operands before
14764 (tree_function_versioning): Do not call update_ssa if we are not
14765 updating clones. Simplify.
14766 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
14767 (propagate_with_phi): Likewise..
14768 * tree-outof-ssa.c (create_temp): Remove memory tag and call
14769 clobber code. Assert we are not aliased or global.
14770 * tree-flow.h: Include tree-ssa-alias.h
14771 (enum escape_type): Remove.
14772 (struct mem_sym_stats_d): Likewise.
14773 (struct mem_ref_stats_d): Likewise.
14774 (struct gimple_df): Add vop member. Remove global_var,
14775 call_clobbered_vars, call_used_vars, addressable_vars,
14776 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
14777 escaped and callused members.
14778 (struct ptr_info_def): Remove all members, add points-to solution
14780 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
14781 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
14782 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
14783 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
14784 (tree-ssa-alias.o): Likewise.
14785 (toplev.o): Add tree-ssa-alias.h
14786 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
14787 * gimple.c (gimple_set_bb): Fix off-by-one error.
14788 (is_gimple_reg): Do not handle memory tags.
14789 (gimple_copy): Also copy virtual operands.
14790 Delay updating the statement. Do not reset loaded and stored syms.
14791 (gimple_set_stored_syms): Remove.
14792 (gimple_set_loaded_syms): Likewise.
14793 (gimple_call_copy_skip_args): Copy the virtual operands
14794 and mark the new statement modified.
14795 * tree-ssa-structalias.c (may_alias_p): Remove.
14796 (set_uids_in_ptset): Take the alias set to prune with as
14797 parameter. Fold in the alias test of may_alias_p.
14798 (compute_points_to_sets): Compute whether a ptr is dereferenced
14799 in a local sbitmap.
14800 (process_constraint): Deal with &ANYTHING on the lhs, reject all
14801 other ADDRESSOF constraints on the lhs.
14802 (get_constraint_for_component_ref): Assert that we don't get
14803 ADDRESSOF constraints from the base of the reference.
14804 Properly generate UNKNOWN_OFFSET for DEREF if needed.
14805 (struct variable_info): Remove collapsed_to member.
14806 (get_varinfo_fc): Remove.
14807 (new_var_info): Do not set collapsed_to.
14808 (dump_constraint): Do not follow cycles.
14809 (dump_constraint_graph): Likewise.
14810 (build_pred_graph): Likewise.
14811 (build_succ_graph): Likewise.
14812 (rewrite_constraints): Likewise.
14813 (do_simple_structure_copy): Remove.
14814 (do_rhs_deref_structure_copy): Remove.
14815 (do_lhs_deref_structure_copy): Remove.
14816 (collapse_rest_of_var): Remove.
14817 (do_structure_copy): Re-implement.
14818 (pta_stats): New global variable.
14819 (dump_pta_stats): New function.
14820 (struct constraint_expr): Make offset signed.
14821 (UNKNOWN_OFFSET): Define special value.
14822 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
14823 (solution_set_expand): New helper function split out from ...
14824 (do_sd_constraint): ... here.
14825 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
14826 (do_ds_constraint): Likewise.
14827 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
14828 and CALLUSED = *CALLUSED.
14829 (set_union_with_increment): Make inc argument signed.
14830 (type_safe): Remove.
14831 (get_constraint_for_ptr_offset): Handle unknown and negative
14833 (first_vi_for_offset): Handle offsets before start. Bail
14834 out early for offsets beyond the variable extent.
14835 (first_or_preceding_vi_for_offset): New function.
14836 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
14837 Together with ESCAPED = *ESCAPED this properly computes reachability.
14838 (find_what_var_points_to): New function.
14839 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
14840 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
14841 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
14842 pt_solutions_intersect): New functions.
14843 (compute_call_used_vars): Remove.
14844 (compute_may_aliases): New main entry into PTA computation.
14845 * gimple.h (gimple_p): New typedef.
14846 (struct gimple_statement_base): Remove references_memory_p.
14847 (struct gimple_statement_with_memory_ops_base): Remove
14848 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
14850 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
14851 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
14852 gimple_set_references_memory): Remove.
14853 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
14854 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
14856 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
14857 (verify_expr): Allow RESULT_DECL.
14858 (gimple_duplicate_bb): Do not copy virtual operands.
14859 (gimple_duplicate_sese_region): Adjust.
14860 (gimple_duplicate_sese_tail): Likewise.
14861 (mark_virtual_ops_in_region): Remove.
14862 (move_sese_region_to_fn): Do not call it.
14863 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
14864 and pass_simple_dse.
14865 (execute_function_todo): Handle TODO_update_address_taken,
14866 call execute_update_addresses_taken for TODO_rebuild_alias.
14867 (execute_todo): Adjust.
14868 (execute_one_pass): Init dump files early.
14869 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
14871 (create_general_new_stmt): Clear vops.
14872 * tree-ssa-reassoc.c (get_rank): Adjust.
14873 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
14874 symbols for renaming.
14875 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
14876 (PARAM_AVG_ALIASED_VOPS): Likewise.
14877 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
14878 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
14879 * tree-ssa-operands.c: Simplify for new virtual operand representation.
14880 (operand_build_cmp, copy_virtual_operands,
14881 create_ssa_artificial_load_stmt, add_to_addressable_set,
14882 gimple_add_to_addresses_taken): Remove public functions.
14883 (unlink_stmt_vdef): New function.
14885 2009-04-03 Alan Modra <amodra@bigpond.net.au>
14887 * config.gcc (powerpc-*-linux*): Merge variants.
14889 2009-04-02 Chao-ying Fu <fu@mips.com>
14890 James Grosbach <james.grosbach@microchip.com>
14892 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
14893 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
14895 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
14896 keep_interrupts_masked_p, use_debug_exception_return_p.
14897 (mips_attribute_table): Add interrupt, use_shadow_register_set,
14898 keep_interrupts_masked, use_debug_exception_return.
14899 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
14900 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
14902 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
14903 (mips_print_operand): Process COP0 registers to print $0 .. $31
14904 correctly for GAS to process.
14905 (mips_interrupt_extra_call_saved_reg_p): New function.
14906 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
14908 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
14909 (mips_compute_frame_info): Add supports for interrupt context that
14910 includes doubleword accumulators and COP0 registers.
14911 (mips_for_each_saved_acc): New function.
14912 (mips_for_each_saved_gpr_and_fpr): Change the function name from
14913 mips_for_each_saved_reg.
14914 (mips_save_reg): Save accumulators.
14915 (mips_kernel_reg_p): A new for_each_rtx callback.
14916 (mips_expand_prologue): Support interrupt handlers.
14917 (mips_restore_reg): Restore accumulators.
14918 (mips_expand_epilogue): Support interrupt handlers.
14919 (mips_can_use_return_insn): Return false for interrupt handlers.
14920 (mips_epilogue_uses): New function.
14921 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
14922 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
14923 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
14924 cop0_move): New instructions.
14925 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
14926 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
14928 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
14930 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
14931 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
14932 interrupt handlers, we use K0 as the temporary register.
14933 (EPILOGUE_USES): Change to a function call.
14934 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
14935 handlers, we use K0 as the temporary register.
14937 * doc/extend.texi (Function Attributes): Document interrupt,
14938 use_shadow_register_set, keep_interrupts_masked,
14939 use_debug_exception_return for MIPS attributes.
14941 2009-04-03 Alan Modra <amodra@bigpond.net.au>
14943 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
14944 Remove a number of t-files from tmake_file.
14945 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
14946 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
14947 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
14948 target_prototype, not TARGET_PROTOTYPE.
14949 (LINK_OS_GNU_SPEC): Define.
14950 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
14951 and darwin-ldoubdle.c.
14953 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
14956 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
14957 (cpp_options): Ditto.
14958 (default_compilers): Ditto.
14959 (display_help): Ditto.
14960 (process_command): Ditto.
14961 (do_spec_1): Ditto.
14962 (set_input): Use lbasename instead of duplicate code.
14963 (save_temps_prefix): New static for -save-temps=obj.
14964 (save_temps_length): Ditto.
14966 * doc/invoke.texi (-save-temps=obj): Document new variant to
14967 -save-temps switch.
14969 2009-04-02 Jeff Law <law@redhat.com>
14971 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
14974 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
14976 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
14977 * configure: Regenerated.
14979 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14981 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
14982 share the argument list.
14984 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14988 2009-02-12 Diego Novillo <dnovillo@google.com>
14990 * varpool.c (debug_varpool): New.
14991 * cgraph.h (debug_varpool): Declare.
14993 2009-04-02 Jan Hubicka <jh@suse.cz>
14995 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
14998 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
15000 * config/i386/i386.c (ix86_abi): Move initialization to ...
15001 (override_options): Here.
15003 2009-04-02 Christian Bruel <christian.bruel@st.com>
15005 * config/sh/sh.c (sh_dwarf_register_span): New function.
15006 (TARGET_DWARF_REGISTER_SPAN): Define.
15007 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
15009 2009-04-02 Ira Rosen <irar@il.ibm.com>
15011 PR tree-optimization/39595
15012 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
15013 interleaved loads group is not greater than the SLP group size.
15015 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
15017 * builtins.c (is_builtin_name): New.
15018 (called_as_built_in): Use is_builtin_name.
15019 * tree.h (is_builtin_name): New.
15020 * varasm.c (incorporeal_function_p): Use is_builtin_name
15022 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
15024 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
15026 2009-04-02 Dodji Seketeli <dodji@redhat.com>
15029 * c-decl.c (clone_underlying_type): Move this ...
15030 * c-common.c (set_underlying_type): ... here.
15031 Also, make sure the function properly sets TYPE_STUB_DECL() on
15032 the newly created typedef variant type.
15033 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
15034 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
15037 2009-04-02 Richard Guenther <rguenther@suse.de>
15039 PR tree-optimization/37221
15040 * tree-flow.h (degenerate_phi_result): Declare.
15041 * tree-ssa-dom.c (degenerate_phi_result): Export.
15042 * tree-scalar-evolution.c (analyze_initial_condition): If
15043 the initial condition is defined by a degenerate PHI node
15044 use the degenerate value.
15046 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
15048 PR rtl-optimization/39588
15049 * combine.c (merge_outer_ops): Do not set the constant when this
15051 (simplify_shift_const_1): Do not modify it either in this case.
15053 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
15055 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
15056 tuning is deprecated if -mtune value is set to an Itanium1 variant.
15058 2009-04-01 Janis Johnson <janis187@us.ibm.com>
15061 * c-lex.c (interpret_float): Default (no suffix) is double.
15063 2009-04-1 Xinliang David Li <davidxl@google.com>
15065 * config/i386/i386.c (legitimate_constant_p): Recognize
15066 all one vector constant.
15068 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15070 * config/vax/vax.c: Add #includes to silence warnings.
15071 Change #include order to silence two warnings.
15073 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15075 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
15076 (ASM_SPEC): Pass -k to the assembler for PIC code.
15078 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15080 * config.gcc: Add vax-*-linux* to the switch.
15081 * config/vax/linux.h: New file. (TARGET_VERSION,
15082 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
15084 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15086 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
15087 Use predicate macros instead of GET_CODE() == foo.
15088 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
15089 ashlsi3, rotrsi3, <unnamed>): Likewise.
15091 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15093 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
15094 jbbccihi, jbbccisi): Remova trailing whitespace.
15095 * config/vax/constraints.md: Likewise.
15096 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
15097 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
15098 * config/vax/predicates.md: Likewise.
15099 * config/vax/vax.c (print_operand_address, vax_output_int_move,
15100 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
15101 * config/vax/vax.h: Likewise.
15102 * config/vax/vax.md (nonlocal_goto): Likewise.
15104 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15106 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
15107 (indirectable_address_p, adjacent_operands_p): Add spaces around
15109 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
15111 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15113 * config/vax/vax.c (legitimate_constant_address_p,
15114 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
15115 index_term_p, reg_plus_index_p, legitimate_address_p,
15116 vax_mode_dependent_address_p): Update comments to match functions
15117 modified by the recent int->bool conversion.
15119 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15121 * config/vax/builtins.md: Update copyright message.
15122 * config/vax/constraints.md: Likewise.
15123 * config/vax/netbsd-elf.h: Likewise.
15124 * config/vax/predicates.md: Likewise.
15125 * config/vax/vax-protos.h: Likewise.
15126 * config/vax/vax.c: Likewise.
15127 * config/vax/vax.h: Likewise.
15128 * config/vax/vax.md: Likewise.
15129 * config/vax/vax.opt: Likewise.
15131 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15133 * config/vax/builtins.md (ffssi2, ffssi2_internal,
15134 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
15135 * config/vax/constraints.md (B, R): Likewise.
15136 * config/vax/predicates.md (external_memory_operand,
15137 nonimmediate_addsub_di_operand): Likewise.
15138 * config/vax/vax.c (vax_output_int_add): Likewise.
15139 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
15140 untyped_call): Likewise.
15142 2009-04-01 Matt Thomas <matt@3am-software.com>
15144 * config/vax/predicates.md: New file.
15145 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
15146 external_const_operand, nonsymbolic_operand, external_memory_operand,
15147 indirect_memory_operand, indexed_memory_operand,
15148 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
15149 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
15151 * config/vax/constraints.md: New file.
15152 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
15154 * config/vax/builtins.md: New file.
15155 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
15156 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
15158 * config/vax/vax.opt (mqmath): Add option.
15159 * config/vax/vax.md (isfx): Extend with DI.
15160 (VAXintQH, VAXintQHSD): Define.
15161 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
15162 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
15163 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
15164 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
15165 (movdi): Update constraints and use vax_output_int_move().
15166 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
15167 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
15168 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
15169 nonlocal_goto): New.
15170 (mov<mode>): Extend accepted operand types.
15171 (subdi3_old): Rename from subdi3, change update constraints and use
15172 a new implementation.
15173 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
15174 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
15175 MOVE_RATIO, CLEAR_RATIO): Define.
15176 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
15177 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
15178 (PRINT_OPERAND): Redefine using a function instead of inlined code.
15179 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
15180 (split_quadword_operands): Make static and really allow variable
15182 (print_operand_address): Update for PIC generation.
15183 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
15184 indexable_address_p, fixup_mathdi_operand,
15185 vax_expand_addsub_di_operands, adjacent_operands_p): New.
15186 (vax_float_literal, legitimate_constant_p,
15187 indirectable_constant_address_p, index_term_p,
15188 reg_plus_index_p): Return bool instead of int.
15189 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
15191 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
15193 (vax_output_conditional_branch): Indent.
15194 (legitimate_constant_address_p, indirectable_constant_address_p,
15195 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
15196 vax_mode_dependent_address_p): Return bool instead of int, update for
15198 * config/vax/vax-protos.h (legitimate_constant_address_p,
15199 legitimate_constant_p, legitimate_address_p,
15200 vax_mode_dependent_address_p): Change declaration to bool.
15201 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
15202 vax_expand_addsub_di_operands, vax_output_int_subtract,
15203 vax_output_movmemsi): Declare.
15204 (split_quadword_operands, vax_float_literal): Delete declaration.
15205 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
15206 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
15207 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
15208 ASM_OUTPUT_DWARF_PCREL): Define.
15209 (ASM_SPEC): Change definition to allow PIC generation.
15211 2009-04-01 Steve Ellcey <sje@cup.hp.com>
15213 * doc/sourcebuild.texi: Update front-end requirements.
15215 2009-04-01 Jakub Jelinek <jakub@redhat.com>
15218 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
15219 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
15220 (booldi3_internal3): Use boolean_or_operator instead of
15223 2009-04-01 Joseph Myers <joseph@codesourcery.com>
15226 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
15227 declarator whose size is not an integer constant expression but
15228 folds to an integer constant, then treat it as a constant
15231 2009-04-01 Richard Guenther <rguenther@suse.de>
15233 * fold-const.c (fold_plusminus_mult_expr): Do not fold
15234 i * 4 + 2 to (i * 2 + 1) * 2.
15236 2009-04-01 Jakub Jelinek <jakub@redhat.com>
15239 * c-parser.c (c_parser_asm_statement): Skip until close paren and
15240 return if c_parser_asm_string_literal returned NULL.
15242 2009-04-01 Nick Clifton <nickc@redhat.com>
15244 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
15246 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
15247 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
15248 other typedefs to avoid conflicts with libgcc2.c. Define labels
15249 to gain 16-bit bit-manipulation functions from libgcc2.c and then
15251 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
15252 to gain 16-bit trapping arithmetic functions from libgcc2.c and
15255 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
15257 * varasm.c (default_function_rodata_section): Declare DOT as
15260 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
15261 Andrey Galkin <agalkin@hypercom.com>
15264 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
15265 Make object_name unique for each process.
15267 2009-04-01 Jakub Jelinek <jakub@redhat.com>
15270 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
15271 addressable variables in the parallel that could go out of scope while
15272 running queued tasks.
15274 2009-04-01 Anatoly Sokolov <aesok@post.ru>
15276 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
15277 (CASE_VALUES_THRESHOLD): Redefine.
15278 * config/avr/avr.c (avr_override_options): Remove initialization of
15279 avr_case_values_threshold variable.
15280 (avr_case_values_threshold): Remove variable. Add new function.
15281 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
15282 * config/avr/avr.opt (mno-tablejump): Remove option.
15283 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
15285 2009-04-01 DJ Delorie <dj@redhat.com>
15287 * varasm.c (default_function_rodata_section): Don't assume
15288 anything about where the first '.' in the section name is.
15290 2009-04-01 Alan Modra <amodra@bigpond.net.au>
15292 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
15293 rs6000_emit_stack_tie.
15295 2009-03-31 Ian Lance Taylor <iant@google.com>
15297 * tree-eh.c (tree_remove_unreachable_handlers): Compare
15298 gimple_code with GIMPLE_RESX, not RESX.
15300 2009-03-31 Joseph Myers <joseph@codesourcery.com>
15302 * c-common.c (c_get_ident): New.
15303 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
15305 2009-04-01 Ben Elliston <bje@au.ibm.com>
15307 * config/rs6000/sysv4.opt (msdata): Improve option description.
15309 2009-03-31 Steve Ellcey <sje@cup.hp.com>
15311 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
15312 (divdf3_internal_lat): Remove.
15313 (divxf3_internal_lat): Remove.
15314 (divxf3_internal_thr): Remove.
15315 (divxf): Use divxf3_internal.
15316 * config/ia64/div.md (divsf3_internal_lat): New.
15317 (divdf3_internal_lat): New.
15318 (divxf3_internal): New.
15320 2009-03-31 Joseph Myers <joseph@codesourcery.com>
15323 * Makefile.in (USE_GCC_STDINT): Define.
15324 (stmp-int-hdrs): Install stdint.h if applicable.
15325 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
15327 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
15328 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
15329 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
15330 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
15331 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
15332 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
15333 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
15334 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
15335 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
15336 (c_common_nodes_and_builtins): Initialize
15337 underlying_wchar_type_node. Do not initialize
15338 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
15339 nodes for new types.
15340 (c_stddef_cpp_builtins): Define macros for new types.
15341 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
15343 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
15344 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
15345 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
15346 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
15347 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
15348 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
15349 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
15350 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
15351 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
15352 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
15353 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
15354 int16_type_node, int32_type_node, int64_type_node,
15355 uint8_type_node, uint16_type_node, c_uint32_type_node,
15356 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
15357 int_least32_type_node, int_least64_type_node,
15358 uint_least8_type_node, uint_least16_type_node,
15359 uint_least32_type_node, uint_least64_type_node,
15360 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
15361 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
15362 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
15363 uintptr_type_node): Define.
15364 * c-cppbuiltin.c (builtin_define_constants,
15365 builtin_define_type_minmax): New.
15366 (builtin_define_stdint_macros): Define more macros.
15367 (c_cpp_builtins): Define more limit macros.
15368 (type_suffix): New.
15369 (builtin_define_type_max): Define in terms of
15370 builtin_define_type_minmax. Remove is_long parameter. All
15372 * config.gcc (use_gcc_stdint): Define.
15373 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
15374 Add newlib-stdint.h for generic targets.
15375 * config/glibc-stdint.h, config/newlib-stdint.h,
15376 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
15377 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
15378 * config/score/score.h (UINTPTR_TYPE): Define.
15379 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
15380 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
15381 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
15382 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
15383 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
15384 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
15385 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
15386 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
15387 * config/spu/spu.h (STDINT_LONG32): Define.
15388 * configure.ac (use_gcc_stdint): Substitute.
15389 * configure: Regenerate.
15390 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
15391 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
15392 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
15393 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
15394 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
15395 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
15396 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
15397 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
15398 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
15399 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
15400 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
15401 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
15402 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
15403 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
15404 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
15405 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
15406 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
15407 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
15408 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
15409 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
15410 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
15411 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
15412 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
15413 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
15414 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
15415 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
15416 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
15417 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
15418 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
15420 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
15422 * loop-iv.c (suitable_set_for_replacement): Renamed from
15423 simplify_using_assignment; changed to return bool and to accept new
15424 args DEST and SRC. Return true iff we find a source/destination pair
15425 that can be used to make a replacement, and fill SRC and DEST if so.
15426 Remove arg ALTERED. Don't deal with altered regs here. All callers
15428 (simplify_using_initial_values): Deal with altered regs here and track
15429 more precisely the effect they have on the validity of our expression.
15431 * loop-iv.c (simplify_using_condition): A condition of the form
15432 (EQ REG CONST) can be used to simply make a substitution.
15433 (simplify_using_initial_values): Keep track of conditions we have seen
15434 and keep using them to simplify new expressions, while applying the
15435 same substitutions to them as to the expression.
15437 * simplify-rtx.c (simplify_relational_operation_1): Simplify
15438 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
15441 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
15442 changed. Use this when trying to improve the upper bound.
15443 Generate the comparison by using simplify_gen_relational.
15445 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
15447 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
15449 (simplify_using_assignment, simplify_using_initial_values): Call
15450 replace_in_expr to make replacements. Call replace_single_def_regs
15451 once on the initial version of the expression.
15453 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15456 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
15458 2009-03-31 Richard Guenther <rguenther@suse.de>
15460 PR middle-end/31029
15461 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
15462 equality comparisons. Fold C - X CMP X if C % 2 == 1.
15464 2009-03-31 Richard Guenther <rguenther@suse.de>
15466 * tree.h (div_if_zero_remainder): Declare.
15467 * fold-const.c (div_if_zero_remainder): Export.
15468 * tree-ssa-forwprop.c
15469 (forward_propagate_addr_into_variable_array_index): Handle
15470 constant array index addition outside of the variable index.
15472 2009-03-31 Joseph Myers <joseph@codesourcery.com>
15475 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
15476 define_splits, floatunssi<mode>2): Require x87 conversions from
15477 DImode to be permitted.
15479 2009-03-31 Joseph Myers <joseph@codesourcery.com>
15481 PR preprocessor/15638
15482 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
15484 2009-03-31 Richard Guenther <rguenther@suse.de>
15486 PR middle-end/23401
15487 PR middle-end/27810
15488 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
15489 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
15490 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
15491 a separate statement.
15492 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
15493 (lookup_tmp_var): Likewise.
15494 (is_gimple_formal_tmp_or_call_rhs): Remove.
15495 (is_gimple_reg_or_call_rhs): Rename to ...
15496 (is_gimple_reg_rhs_or_call): ... this.
15497 (is_gimple_mem_or_call_rhs): Rename to ...
15498 (is_gimple_mem_rhs_or_call): ... this.
15499 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
15500 DECL_GIMPLE_REG_P only if is_formal is true.
15501 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
15502 for non-proper post-modify expression gimplification.
15503 (gimplify_self_mod_expr): For post-modify expressions gimplify
15504 the lvalue to a minimal lvalue.
15505 (rhs_predicate_for): Remove formal temp case.
15506 (gimplify_modify_expr_rhs): Likewise.
15507 (gimplify_addr_expr): Use is_gimple_reg.
15508 (gimplify_expr): Remove formal temp cases.
15509 (gimple_regimplify_operands): Likewise.
15510 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
15511 and FILTER_EXPR like constants.
15512 * gimple.c (walk_gimple_op): Fix val_only initialization, use
15514 (is_gimple_formal_tmp_rhs): Remove.
15515 (is_gimple_reg_rhs): Remove special casing.
15516 (is_gimple_mem_rhs): Fix.
15517 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
15518 (is_gimple_formal_tmp_var): Remove.
15519 (is_gimple_formal_tmp_reg): Likewise.
15520 (is_gimple_min_lval): Allow invariant component ref parts.
15521 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
15522 is_gimple_formal_tmp_reg): Remove declarations.
15523 * tree-cfg.c (verify_expr): Verify that variables with address
15524 taken do not have DECL_GIMPLE_REG_P set.
15525 * tree-mudflap.c (mf_build_check_statement_for): Use
15526 force_gimple_operand instead of gimplify_expr.
15528 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
15530 * modulo-sched.c (sms_schedule_by_order): Pass the actual
15531 schedulable rows to compute_split_row.
15533 2009-03-31 Ben Elliston <bje@au.ibm.com>
15536 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
15539 2009-03-31 Alan Modra <amodra@bigpond.net.au>
15541 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
15542 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
15543 * configure: Regenerate.
15544 * config.in: Regenerate.
15545 * config/rs6000/rs6000.opt (mtls-markers): Add.
15546 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
15547 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
15548 (tls_ld_aix, tls_ld_sysv): Likewise.
15549 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
15550 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
15552 2009-03-31 Alan Modra <amodra@bigpond.net.au>
15554 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
15556 2009-03-30 Jan Hubicka <jh@suse.cz>
15558 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
15560 (tree_remove_unreachable_handlers): Cleanup EH predecestor
15561 detection and label handling.
15563 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15565 * ira-int.h (ira_allocno): Rename left_conflicts_num to
15566 left_conflicts_size.
15567 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
15568 ALLOCNO_LEFT_CONFLICTS_SIZE.
15570 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
15571 remove_allocno_from_bucket_and_push,
15572 allocno_spill_priority_compare, push_allocnos_to_stack,
15573 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
15574 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
15575 (setup_allocno_left_conflicts_num): Ditto. Rename to
15576 setup_allocno_left_conflicts_size.
15577 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
15578 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
15579 setup_allocno_left_conflicts_size instead of
15580 setup_allocno_left_conflicts_num.
15582 * ira-build.c (ira_create_allocno): Use
15583 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
15584 ALLOCNO_LEFT_CONFLICTS_NUM.
15586 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15588 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
15589 instead of DF_LR_OUT.
15591 * ira-lives.c (process_bb_node_lives): Ditto.
15593 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
15594 instead of DF_LR_{OUT,IN}.
15596 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
15598 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
15600 2009-03-30 Jan Hubicka <jh@suse.cz>
15602 * except.c (label_to_region_map): Fix thinko.
15604 2009-03-30 Steve Ellcey <sje@cup.hp.com>
15606 PR middle-end/38237
15607 * tree.h (tree_find_value): New declaration.
15608 * tree.c (tree_find_value): New function.
15609 * varasm.c (assemble_external): Avoid duplicate entries on lists.
15611 2009-03-30 Jakub Jelinek <jakub@redhat.com>
15614 * c-decl.c (struct c_binding): Add locus field.
15615 (bind): Add locus argument, set locus field from it.
15616 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
15617 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
15618 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
15619 implicitly_declare, undeclared_variable, lookup_label,
15620 declare_label, c_make_fname_decl, c_builtin_function,
15621 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
15624 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
15627 * config/i386/i386.c (classify_argument): Check total size of
15630 2009-03-30 Martin Jambor <mjambor@suse.cz>
15632 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
15633 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
15634 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
15637 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
15638 seen_variable_array_ref while also traversing a union.
15640 * tree-inline.c (optimize_inline_calls): Do not call
15641 cgraph_node_remove_callees.
15642 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
15643 (pass_remove_cgraph_callee_edges): New variable.
15644 * passes.c (init_optimization_passes): Add
15645 pass_remove_cgraph_callee_edges after early inlining and before all
15646 late intraprocedural passes.
15648 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
15650 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15652 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
15653 Fix typos in names.
15655 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15657 * combine.c (simplify_comparison): Use have_insn_for.
15658 * dojump.c (do_jump): Likewise.
15660 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15662 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
15663 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
15664 sparc_compare_op0 like sparc_compare_emitted used to be handled.
15665 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
15666 instead of sparc_compare_emitted.
15667 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
15668 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
15669 instead of sparc_compare_emitted.
15671 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15673 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
15674 enter/exit cfglayout mode.
15675 (pass_partition_block): Require it.
15676 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
15677 (combine_instructions): Track basic blocks instead of labels.
15678 (update_cfg_for_uncondjump): New.
15679 (try_combine): Use it. Update jumps after rescanning.
15680 (pass_combine): Require PROP_cfglayout.
15681 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
15683 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15685 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
15686 Provide/destroy PROP_cfglayout respectively.
15687 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
15688 * tree-pass.h (PROP_cfglayout): New.
15690 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15692 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
15693 fold_convert_const_fixed_from_fixed,
15694 fold_convert_const_fixed_from_int,
15695 fold_convert_const_fixed_from_real, fold_negate_const): Do not
15696 set TREE_CONSTANT_OVERFLOW.
15697 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
15698 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
15700 2009-03-30 Ira Rosen <irar@il.ibm.com>
15702 * tree-vect-loop-manip.c: New file.
15703 * tree-vectorizer.c: Update documentation and included files.
15704 (vect_loop_location): Make extern.
15705 (rename_use_op): Move to tree-vect-loop-manip.c
15706 (rename_variables_in_bb, rename_variables_in_loop,
15707 slpeel_update_phis_for_duplicate_loop,
15708 slpeel_update_phi_nodes_for_guard1,
15709 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
15710 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
15711 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
15712 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
15713 find_loop_location): Likewise.
15714 (new_stmt_vec_info): Move to tree-vect-stmts.c.
15715 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
15716 get_vectype_for_scalar_type, vect_is_simple_use,
15717 supportable_widening_operation, supportable_narrowing_operation):
15719 (bb_in_loop_p): Move to tree-vect-loop.c.
15720 (new_loop_vec_info, destroy_loop_vec_info,
15721 reduction_code_for_scalar_code, report_vect_op,
15722 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
15723 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
15724 (vect_supportable_dr_alignment): Likewise.
15725 * tree-vectorizer.h (tree-data-ref.h): Include.
15726 (vect_loop_location): Declare.
15727 Reorganize function declarations according to the new file structure.
15728 * tree-vect-loop.c: New file.
15729 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
15730 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
15731 * tree-vect-data-refs.c: New file.
15732 * tree-vect-patterns.c (timevar.h): Don't include.
15733 * tree-vect-stmts.c: New file.
15734 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
15735 tree-vect-slp.c, tree-vect-loop.c.
15736 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
15737 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
15738 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
15739 (tree-vect-analyze.o): Remove.
15740 (tree-vect-transform.o): Likewise.
15741 (tree-vect-data-refs.o): Add rule.
15742 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
15743 tree-vect-slp.o): Likewise.
15744 (tree-vect-patterns.o): Remove redundant dependencies.
15745 (tree-vectorizer.o): Likewise.
15746 * tree-vect-slp.c: New file.
15748 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15750 * optc-gen.awk: Warn if an option flag has multiple different
15753 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
15755 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
15756 -floop-block): Document dependences on PPL, CLooG and Graphite.
15758 2009-03-30 Joseph Myers <joseph@codesourcery.com>
15760 PR rtl-optimization/323
15761 * c-common.c (c_fully_fold, convert_and_check,
15762 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
15763 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
15764 * c-common.def (EXCESS_PRECISION_EXPR): New.
15765 * c-cppbuiltin.c (builtin_define_float_constants): Define
15766 constants with enough digits for long double.
15767 * c-lex.c (interpret_float): Interpret constant with excess
15768 precision where appropriate.
15769 * c-opts.c (c_common_post_options): Set
15770 flag_excess_precision_cmdline. Give an error for
15771 -fexcess-precision=standard for C++ for processors where the
15772 option is significant.
15773 * c-parser.c (c_parser_conditional_expression): Handle excess
15774 precision in condition.
15775 * c-typeck.c (convert_arguments): Handle arguments with excess
15777 (build_unary_op): Move excess precision outside operation.
15778 (build_conditional_expr): Likewise.
15779 (build_compound_expr): Likewise.
15780 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
15781 (build_modify_expr): Handle excess precision in RHS.
15782 (convert_for_assignment): Handle excess precision in converted
15784 (digest_init, output_init_element, process_init_element): Handle
15785 excess precision in initializer.
15786 (c_finish_return): Handle excess precision in return value.
15787 (build_binary_op): Handle excess precision in operands and add
15788 excess precision as needed for operation.
15789 * common.opt (-fexcess-precision=): New option.
15790 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
15791 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
15792 For standard excess precision, output explicit conversion to and
15793 truncation from XFmode.
15794 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
15795 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
15796 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
15797 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
15798 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
15799 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
15800 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
15801 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
15802 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
15803 define_splits, sqrt<mode>2): Disable where appropriate for
15804 standard excess precision.
15805 * convert.c (convert_to_real): Do not shorten arithmetic to type
15806 for which excess precision would be used.
15807 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
15808 * doc/invoke.texi (-fexcess-precision=): Document option.
15809 (-mfpmath=): Correct index entry.
15810 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
15811 flag_excess_precision): New.
15812 * langhooks.c (lhd_post_options): Set
15813 flag_excess_precision_cmdline.
15814 * opts.c (common_handle_option): Handle -fexcess-precision=.
15815 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
15816 init_excess_precision): New.
15817 (lang_dependent_init_target): Call init_excess_precision.
15818 * tree.c (excess_precision_type): New.
15819 * tree.h (excess_precision_type): Declare.
15821 2009-03-30 Joseph Myers <joseph@codesourcery.com>
15824 * c-typeck.c (build_component_ref): Do not copy qualifiers from
15825 non-lvalue to component.
15827 2009-03-29 Joseph Myers <joseph@codesourcery.com>
15829 PR preprocessor/34695
15830 * Makefile.in (c-opts.o): Depend on c-tree.h.
15831 * c-common.c: Move down include of diagnostic.h.
15832 (done_lexing, c_cpp_error): New.
15833 * c-common.h (done_lexing): Declare.
15834 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
15836 * c-opts.c: Include c-tree.h.
15837 (c_common_init_options): Set preprocessor error callback.
15838 (c_common_handle_option): Do not set preprocessor
15839 inhibit_warnings, warnings_are_errors, warn_system_headers,
15840 pedantic_errors or inhibit_warnings flags.
15841 (c_common_post_options): Do not check cpp_errors (parse_in).
15842 (c_common_finish): Do not output dependencies if there were
15843 errors. Do not check return value of cpp_finish.
15844 * c-ppoutput.c (pp_file_change): Set input_location.
15845 * c-tree.h (c_cpp_error): Declare.
15846 * diagnostic.c (diagnostic_set_info_translated): Also initialize
15848 (diagnostic_build_prefix): Check override_column.
15849 * diagnostic.h (diagnostic_info): Add override_column field.
15850 (diagnostic_override_column): Define.
15852 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
15854 * c-common.c (c_expand_expr, c_staticp): Remove.
15855 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
15856 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
15857 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
15858 * c-gimplify.c (gimplify_compound_literal_expr,
15859 optimize_compound_literals_in_ctor): Remove.
15860 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
15861 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
15862 * c-semantics.c (emit_local_var): Remove.
15864 * langhooks-def.h (lhd_expand_expr): Remove.
15865 * langhooks.c (lhd_expand_expr): Remove.
15866 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
15868 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
15869 handling from c-semantics.c; don't call into langhook.
15870 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
15871 * gimplify.c (gimplify_compound_literal_expr,
15872 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
15873 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
15874 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
15875 as was done in c-gimplify.c.
15876 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
15877 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
15878 Move from c-common.h.
15879 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
15881 * tree.c (staticp): Do not call langhook.
15882 * langhooks.c (lhd_staticp): Delete.
15883 * langhooks-def.h (lhd_staticp): Delete prototype.
15884 (LANG_HOOKS_STATICP): Delete.
15885 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
15887 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
15888 instead of DECL_STMTs.
15890 2009-03-29 Joseph Myers <joseph@codesourcery.com>
15898 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
15900 (fold_call_expr): Return a NOP_EXPR from folding rather than the
15901 contained expression.
15902 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
15903 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
15904 conditional expressions for C.
15905 (decl_constant_value_for_optimization): Move from
15906 decl_constant_value_for_broken_optimization in c-typeck.c. Check
15907 whether optimizing and that the expression is a VAR_DECL not of
15908 array type instead of doing such checks in the caller. Do not
15909 check pedantic. Call gcc_unreachable for C++.
15910 * c-common.def (C_MAYBE_CONST_EXPR): New.
15911 * c-common.h (c_fully_fold, c_save_expr,
15912 decl_constant_value_for_optimization): New prototypes.
15913 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
15914 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
15915 EXPR_INT_CONST_OPERANDS): Define.
15916 * c-convert.c (convert): Strip nops from expression.
15917 * c-decl.c (groktypename): Take extra parameters expr and
15918 expr_const_operands. Update call to grokdeclarator.
15919 (start_decl): Update call to grokdeclarator. Add statement for
15920 expressions used in type of decl.
15921 (grokparm): Update call to grokdeclarator.
15922 (push_parm_decl): Update call to grokdeclarator.
15923 (build_compound_literal): Add parameter non_const and build a
15924 C_MAYBE_COSNT_EXPR if applicable.
15925 (grokdeclarator): Take extra parameters expr and
15926 expr_const_operands. Track expressions used in declaration
15927 specifiers and declarators. Fold array sizes and track whether
15928 they are constant expressions and whether they are integer
15929 constant expressions.
15930 (parser_xref_tag): Set expr and expr_const_operands fields in
15932 (grokfield): Update call to grokdeclarator.
15933 (start_function): Update call to grokdeclarator.
15934 (build_null_declspecs): Set expr and expr_const_operands fields in
15936 (declspecs_add_type): Handle expressions in typeof specifiers.
15937 * c-parser.c (c_parser_declspecs): Set expr and
15938 expr_const_operands fields for declaration specifiers.
15939 (c_parser_enum_specifier): Likewise.
15940 (c_parser_struct_or_union_specifier): Likewise.
15941 (c_parser_typeof_specifier): Likewise. Update call to
15942 groktypename. Fold expression as needed. Return expressions with
15943 type instead of adding statements.
15944 (c_parser_attributes): Update calls to c_parser_expr_list.
15945 (c_parser_statement_after_labels): Fold expression before passing
15946 to objc_build_throw_stmt.
15947 (c_parser_condition): Fold expression.
15948 (c_parser_asm_operands): Fold expression.
15949 (c_parser_conditional_expression): Use c_save_expr. Update call
15950 to build_conditional_expr.
15951 (c_parser_alignof_expression): Update call to groktypename.
15952 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
15953 original_code. Fold expression argument of va_arg. Create
15954 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
15955 argument to va_arg. Update calls to groktypename. Fold array
15956 index for offsetof. Verify that first argument to
15957 __builtin_choose_expr has integer type.
15958 (c_parser_postfix_expression_after_paren_type): Update calls to
15959 groktypename and build_compound_literal. Handle expressions with
15960 side effects in type name.
15961 (c_parser_postfix_expression_after_primary): Update call to
15962 c_parser_expr_list. Set original_code for calls to
15963 __builtin_constant_p.
15964 (c_parser_expr_list): Take extra parameter fold_p. Fold
15965 expressions if requested.
15966 (c_parser_objc_type_name): Update call to groktypename.
15967 (c_parser_objc_synchronized_statement): Fold expression.
15968 (c_parser_objc_receiver): Fold expression.
15969 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
15970 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
15971 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
15972 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
15973 (struct c_typespec): Add elements expr and expr_const_operands.
15974 (struct c_declspecs): Add elements expr and expr_const_operands.
15975 (groktypename, build_conditional_expr, build_compound_literal):
15977 (in_late_binary_op): Declare.
15978 * c-typeck.c (note_integer_operands): New function.
15979 (in_late_binary_op): New variable.
15980 (decl_constant_value_for_broken_optimization): Move to c-common.c
15981 and rename to decl_constant_value_for_optimization.
15982 (default_function_array_conversion): Do not strip nops.
15983 (default_conversion): Do not call
15984 decl_constant_value_for_broken_optimization.
15985 (build_array_ref): Do not fold result.
15986 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
15987 result when operand is a VLA.
15988 (c_expr_sizeof_type): Update call to groktypename. Handle
15989 expressions included in type name. Use C_MAYBE_CONST_EXPR for
15990 result when operand names a VLA type.
15991 (build_function_call): Update call to build_compound_literal.
15992 Only fold result for calls to __builtin_* functions. Strip
15993 NOP_EXPR from INTEGER_CST returned from such functions. Fold
15994 the function designator.
15995 (convert_arguments): Fold arguments. Update call to
15996 convert_for_assignment.
15997 (build_unary_op): Handle increment and decrement of
15998 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
15999 decrement earlier. Fold operand of increment and decrement.
16000 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
16001 built for integer operand. Wrap returns that are INTEGER_CSTs
16002 without being integer constant expressions or that have integer
16003 constant operands without being INTEGER_CSTs.
16004 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
16005 (build_conditional_expr): Add operand ifexp_bcp. Track whether
16006 result is an integer constant expression or can be used in
16007 unevaluated parts of one and avoid folding and wrap as
16008 appropriate. Fold operands before possibly doing -Wsign-compare
16010 (build_compound_expr): Wrap result for C99 if operands can be used
16011 in integer constant expressions.
16012 (build_c_cast): Update call to digest_init. Do not ignore
16013 overflow from casting floating-point constants to integers. Wrap
16014 results that could be confused with integer constant expressions,
16015 null pointer constants or floating-point constants.
16016 (c_cast_expr): Update call to groktypename. Handle expressions
16017 included in type name.
16018 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
16019 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
16020 Update calls to convert_for_assignment.
16021 (convert_for_assignment): Take new parameter
16022 null_pointer_constant. Do not strip nops or call
16023 decl_constant_value_for_broken_optimization. Set
16024 in_late_binary_op for conversions to boolean.
16025 (store_init_value): Update call to digest_init.
16026 (digest_init): Take new parameter null_pointer_constant. Do not
16027 call decl_constant_value_for_broken_optimization. pedwarn for
16028 initializers not constant expressions. Update calls to
16029 convert_for_assignment.
16030 (constructor_nonconst): New.
16031 (struct constructor_stack): Add nonconst element.
16032 (really_start_incremental_init, push_init_level, pop_init_level):
16033 Handle constructor_nonconst and nonconst element.
16034 (set_init_index): Call constant_expression_warning for array
16036 (output_init_element): Fold value. Set constructor_nonconst as
16037 applicable. pedwarn for initializers not constant expressions.
16038 Update call to digest_init. Call constant_expression_warning
16039 where constant initializers are required.
16040 (process_init_element): Use c_save_expr.
16041 (c_finish_goto_ptr): Fold expression.
16042 (c_finish_return): Fold return value. Update call to
16043 convert_for_assignment.
16044 (c_start_case): Fold switch expression.
16045 (c_process_expr_stmt): Fold expression.
16046 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
16047 ensure statement expression is not evaluated in constant expression.
16048 (build_binary_op): Track whether results are integer constant
16049 expressions or may occur in such, disable folding and wrap results
16050 as applicable. Fold operands for -Wsign-compare warnings unless
16052 (c_objc_common_truthvalue_conversion): Handle results folded to
16053 integer constants that are not integer constant expressions.
16054 * doc/extend.texi: Document when typeof operands are evaluated,
16055 that condition of __builtin_choose_expr is an integer constant
16056 expression, and more about use of __builtin_constant_p in
16059 2009-03-29 Richard Guenther <rguenther@suse.de>
16061 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
16062 propagate addresses of array references.
16064 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
16066 * regmove.c (perhaps_ends_bb_p): Remove.
16067 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
16068 from INSN and check that the main loop stays within that basic block.
16069 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
16070 (regmove_forward_pass): Split out from regmove_optimize. Use
16071 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
16072 (regmove_backward_pass): Split out from regmove_optimize. Use
16073 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
16074 (regmove_optimize): Simplify.
16076 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
16079 * config/i386/i386.c (classify_argument): Ignore flexible array
16080 member in struct and warn ABI change.
16082 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
16084 * config/i386/i386-protos.h (ix86_agi_dependent): New.
16086 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
16087 (ix86_adjust_cost): Updated.
16089 2009-03-29 Jan Hubicka <jh@suse.cz>
16091 PR middle-end/28850
16092 * tree-pass.h (pass_cleanup_eh): New function.
16093 (remove_unreachable_regions): Break code handling RTL
16094 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
16095 that can not be reached by runtime.
16096 (can_be_reached_by_runtime): New function.
16097 (label_to_region_map): New function.
16098 (num_eh_regions): New function.
16099 (rtl_remove_unreachable_regions): New function.
16100 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
16101 (remove_eh_region): New function.
16102 * except.h: Include sbitmap and vecprim.
16103 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
16104 num_eh_regions): Declare.
16105 * passes.c (init_optimization_passes): Schedule cleanup_eh.
16106 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
16107 * tree-eh.c (tree_remove_unreachable_handlers): New function.
16108 (tree_empty_eh_handler_p): New function.
16109 (cleanup_empty_eh): New function.
16110 (cleanup_eh): New function.
16111 (pass_cleanup_eh): New function.
16113 2009-03-29 Jan Hubicka <jh@suse.cz>
16115 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
16116 for removed regions.
16118 2009-03-29 Jan Hubicka <jh@suse.cz>
16120 * except.c (dump_eh_tree): Dump all datastructures.
16122 2009-03-29 Jan Hubicka <jh@suse.cz>
16124 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
16125 (duplicate_eh_regions_1): Likewise.
16126 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
16127 vector; call EH verification.
16128 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
16129 Be ready for region being removed.
16131 2009-03-29 Jan Hubicka <jh@suse.cz>
16133 * bitmap.c (bitmap_last_set_bit): New function.
16134 * bitmap.h (bitmap_last_set_bit): Declare.
16136 2009-03-29 David Ayers <ayers@fsfe.org>
16139 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
16140 by calling objc_compare_types and surpress warnings about
16141 incompatible C pointers that are compatible ObjC pointers.
16143 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
16145 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
16146 call initialize_inline_failed.
16147 (initialize_inline_failed): Move it from here ...
16148 * cgraph.c (initialize_inline_failed): ... to here.
16149 (cgraph_create_edge): Call initialize_inline_failed rather than
16150 setting inline_failed directly.
16152 2009-03-29 Ben Elliston <bje@au.ibm.com>
16155 * sysv4.opt (msdata): Improve comment.
16156 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
16157 * sysv4.h (SVR4_ASM_SPEC): Likewise.
16159 2009-03-29 Ben Elliston <bje@au.ibm.com>
16162 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
16163 load and store attributes.
16165 2009-03-29 Ben Elliston <bje@au.ibm.com>
16167 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
16168 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
16169 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
16170 * doc/extend.texi (X86 Built-in Functions): Add index entries for
16171 __builtin_infq and __builtin_huge_valq.
16173 2009-03-28 Anatoly Sokolov <aesok@post.ru>
16175 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
16177 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16178 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
16180 2009-03-28 Xinliang David Li <davidxl@google.com>
16182 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
16183 (do_dbg_cnt): New function.
16185 2009-03-28 Jan Hubicka <jh@suse.cz>
16187 Merge from pretty-ipa:
16189 2009-03-27 Jan Hubicka <jh@suse.cz>
16191 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
16192 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
16193 * passes.c (function_called_by_processed_nodes_p): New.
16194 * ipa-pure-const.c (check_call): Fix handling of operands.
16195 (analyze_function): Dump debug output for skipped bodies.
16196 (local_pure_const): Use function_called_by_processed_nodes_p.
16197 * dwarf2out.c (reference_to_unused): Use output.
16198 * passes.c (do_per_function_toporder): Likewise.
16200 2008-11-12 Jan Hubicka <jh@suse.cz>
16202 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
16203 * ipa-pure-const.c (funct_state_d): Add can throw field; make
16204 state_set_in_source enum
16205 (check_decl): Ignore memory tags; do not set fake looping flags;
16207 (check_operand, check_tree, check_rhs_var, check_lhs_var,
16208 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
16209 (check_call, analyze_function): Rewrite.
16211 (add_new_function): Update call of analyze_function.
16212 (generate_summary): Add call of analyze_function.
16213 (propagate): Propagate can_throw; handle state_set_in_source correctly.
16214 (local_pure_const): New function.
16215 (pass_local_pure_const): New pass.
16216 * ipa-inline.c (inline_transform): Set after_inlining.
16217 * tree-eh.c (stmt_can_throw_external): New.
16218 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
16219 work with aliasing built.
16220 * tree-flow.h (stmt_can_throw_external): New.
16221 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
16222 and local pure/const pass in early and late optimization queue.
16224 2009-03-28 Martin Jambor <mjambor@suse.cz>
16226 * fold-const.c (get_pointer_modulus_and_residue): New parameter
16228 (fold_binary): Allow function decl aligment consideration is the
16229 second argument is integer constant one.
16230 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
16231 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
16232 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
16234 2009-03-28 Jan Hubicka <jh@suse.cz>
16236 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
16237 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
16238 * function.h (rtl_data): Add nothrow flag.
16239 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
16240 set DECL_NOTHROW for AVAILABLE functions.
16242 2009-03-28 Jakub Jelinek <jakub@redhat.com>
16244 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
16245 following vector keyword has expansion starting with pixel or bool
16246 keyword, expand vector to __vector and pixel or bool to __pixel or
16250 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
16251 warn_if_disallowed_function_p): Removed.
16252 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
16253 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
16254 warning_if_disallowed_function_p.
16255 * flags.h (warn_if_disallowed_function_p,
16256 warn_disallowed_functions): Removed.
16257 * common.opt (Wdisallowed-function-list=): Removed.
16258 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
16260 2009-03-28 Richard Guenther <rguenther@suse.de>
16262 PR tree-optimization/38723
16263 * tree-ssa-pre.c (compute_avail): Add all default definitions to
16266 2009-03-28 Jan Hubicka <jh@suse.cz>
16268 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
16269 test introduced by my previous patch.
16271 2009-03-28 Richard Guenther <rguenther@suse.de>
16273 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
16274 the PHIs value undefined.
16276 2009-03-28 Jan Hubicka <jh@suse.cz>
16278 * tree-pass.h (pass_fixup_cfg): New pass.
16279 * ipa-inline.c (inline_transform): Set
16280 always_inline_functions_inlined/after_inlining.
16281 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
16282 (pass_fixup_cfg): New pass.
16283 * passes.c (init_optimization_passes): Add fixup_cfg.
16285 2009-03-28 Richard Guenther <rguenther@suse.de>
16287 PR tree-optimization/38458
16288 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
16289 argument use the arguments copy-of value.
16291 2009-03-28 Richard Guenther <rguenther@suse.de>
16293 PR tree-optimization/38180
16294 * tree-ssa-ccp.c (get_default_value): Simplify.
16295 (likely_value): Likewise.
16296 (surely_varying_stmt_p): Properly handle VOP case.
16297 (ccp_initialize): Likewise.
16298 (ccp_fold): Handle propagating through *&.
16299 (fold_const_aggregate_ref): Also handle decls.
16301 2009-03-28 Jan Hubicka <jh@suse.cz>
16303 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
16304 * cgraph.h (cgraph_node): Likewise.
16305 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
16306 (cgraph_reset_node): Use process flag.
16307 (cgraph_mark_functions_to_output): Likewise.
16308 (cgraph_expand_function): Likewise.
16309 (cgraph_expand_all_functions): Likewise.
16310 (cgraph_output_in_order): Likewise.
16311 * dwarf2out.c (reference_to_unused): Likewise.
16312 * passes.c do_per_function_toporder): Likewise.
16314 2009-03-28 Jan Hubicka <jh@suse.cz>
16316 Bring from lto-branch:
16318 2008-09-03 Doug Kwan <dougkwan@google.com>
16320 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
16321 enums instead of reason strings.
16322 * cgraph.c (cgraph_create_edge): Same.
16323 (cgraph_inline_failed_string): New function.
16324 * cgraph.h (cgraph_inline_failed_t): New enum type.
16325 (cgraph_inline_failed_string): New prototype.
16326 (struct cgraph_edge): Change type of INLINED_FAILED from constant
16327 char pointer to cgraph_inline_failed_t.
16328 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
16329 (cgraph_default_inline_p): Ditto.
16330 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
16331 to cgraph_inline_failed_t pointer.
16332 * cif-code.def: New file.
16333 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
16335 (cgraph_check_inline_limits): Change type of REASON to pointer to
16336 cgraph_inline_failed_t. Replace reason strings with enums.
16337 (cgraph_default_inline_p): Ditto.
16338 (cgraph_recursive_inlining_p): Ditto.
16339 (update_caller_keys): Change type of FAILED_REASON to
16340 cgraph_inline_failed_t.
16341 (cgraph_set_inline_failed): Change type of REASON to pointer to
16342 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
16343 convert enums to strings for text output.
16344 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
16345 to be of type cgraph_inline_failed_t. Replace reason strings with
16346 enums. Call cgraph_inline_failed_string to covert enums
16347 to strings for text output.
16348 (cgraph_decide_inlining): Replace reason strings with enums.
16349 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
16350 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
16352 * tree-inline.c (expand_call_inline): Change type of REASON
16353 to cgraph_inline_failed_t. Replace reason strings with enums.
16354 Call cgraph_inline_failed_string for text output.
16355 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
16358 2009-03-28 Jan Hubicka <jh@suse.cz>
16360 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
16361 cgraph_clone_node): Remove master clone handling.
16362 (cgraph_is_master_clone, cgraph_master_clone): Remove.
16363 * cgraph.h (master_clone): Remove.
16364 (cgraph_is_master_clone, cgraph_master_clone): Remove.
16365 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
16366 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
16368 2009-03-28 Jan Hubicka <jh@suse.cz>
16370 * cgraph.c (cgraph_function_body_availability): Functions declared
16371 inline are always safe to assume that it is not going to be replaced.
16373 2009-03-28 Richard Guenther <rguenther@suse.de>
16375 PR tree-optimization/38513
16376 * tree-ssa-pre.c (eliminate): Remove redundant stores.
16377 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
16378 EXC_PTR_EXPR and FILTER_EXPR.
16379 (get_ref_from_reference_ops): Likewise.
16381 2009-03-28 Richard Guenther <rguenther@suse.de>
16383 PR tree-optimization/38968
16384 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
16385 Use FLOOR_MOD_EXPR to compute misalignment.
16387 2009-03-28 Richard Guenther <rguenther@suse.de>
16389 PR tree-optimization/37795
16390 * tree.h (combine_comparisons): Declare.
16391 * fold-const.c (combine_comparisons): Export.
16392 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
16394 (ifcombine_iforif): Use combine_comparisons.
16396 2009-03-28 Jan Hubicka <jh@suse.cz>
16398 * tree-eh.c (inlinable_call_p): New function.
16399 (make_eh_edges): Use it.
16400 (verify_eh_edges): Use it.
16401 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
16402 * except.c (reachable_next_level): Add inlinable_function argument
16403 (sjlj_find_directly_reachable_regions): Update.
16404 (add_reachable_handler): Do not set saw_any_handlers.
16405 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
16406 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
16407 Add new inlinable call parameter.
16408 (can_throw_internal, can_throw_external): Update.
16409 * except.h (can_throw_internal_1, can_throw_external_1,
16410 foreach_reachable_handler): Update declaration.
16412 2009-03-28 Joseph Myers <joseph@codesourcery.com>
16414 * config/arm/t-arm-coff, config/h8300/coff.h,
16415 config/i386/i386-aout.h, config/i386/i386-coff.h,
16416 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
16417 config/pdp11/2bsd.h, config/rs6000/aix41.h,
16418 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
16419 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
16420 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
16421 sys-types.h: Remove.
16422 * Makefile.in: Remove protoize and fixproto support and references
16424 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
16425 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
16427 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
16428 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
16429 unprotoize$(exeext).
16430 (rest.encap): Don't depend on $(STMP_FIXPROTO)
16431 (.PHONY): Don't depend on proto.
16432 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
16433 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
16434 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
16435 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
16436 build/gen-protos.o, build/scan.o, xsys-protos.h,
16437 build/fix-header$(build_exeext), build/fix-header.o,
16438 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
16439 stmp-install-fixproto): Remove.
16440 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
16441 SYSCALLS.c or fixproto files.
16442 (install-common): Don't install protoize.
16443 (install-headers-tar, install-headers-cpio, install-headers-cp):
16444 Don't depend on $(STMP_FIXPROTO).
16445 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
16446 install fixproto files or write out fixproto settings.
16447 (uninstall): Don't uninstall protoize.
16448 * config.gcc (use_fixproto): Remove.
16449 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
16450 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
16451 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
16452 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
16453 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
16454 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
16455 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
16456 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
16457 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
16458 * config/t-vxworks (STMP_FIXPROTO): Remove.
16459 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
16460 STMP_FIXPROTO): Remove.
16461 * config.in, configure: Regenerate.
16462 * crtstuff.c (gid_t, uid_t): Don't undefine.
16463 * doc/install.texi: Change m68k-coff to m68k-elf in example.
16464 (arm-*-coff, arm-*-aout: Remove target entries.
16465 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
16466 Remove mention of AIX 4.1.
16467 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
16468 * doc/invoke.texi (Running Protoize): Remove.
16469 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
16470 (Protoize Caveats): Remove.
16471 * tsystem.h: Update comments on headers assumed to exist.
16473 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
16475 * genautomata.c: Add a new year to the copyright. Add a new
16477 (struct insn_reserv_decl): Add comments for member bypass_list.
16478 (find_bypass): Remove.
16479 (insert_bypass): New.
16480 (process_decls): Use insert_bypass.
16481 (output_internal_insn_latency_func): Output all bypasses with the
16482 same input insn in one switch case.
16484 * rtl.def (define_bypass): Describe bypass choice.
16485 * doc/md.texi (define_bypass): Ditto.
16487 2009-03-27 Richard Guenther <rguenther@suse.de>
16489 * gimplify.c (mark_addressable): Export.
16490 * tree-flow.h (mark_addressable): Declare.
16491 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
16492 * tree-ssa.c (verify_phi_args): Verify that address taken
16493 variables have TREE_ADDRESSABLE set.
16495 2009-03-27 Richard Guenther <rguenther@suse.de>
16497 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
16498 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
16499 Do not mark decls TREE_ADDRESSABLE.
16500 (build_fold_addr_expr): Adjust.
16501 (fold_addr_expr): Remove.
16502 (fold_unary): Use build_fold_addr_expr.
16503 (fold_comparison): Likewise.
16504 (split_address_to_core_and_offset): Likewise.
16505 * coverage.c (tree_coverage_counter_addr): Mark the array decl
16507 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
16508 (gimplify_modify_expr_to_memcpy): Mark source and destination
16510 * omp-low.c (create_omp_child_function): Mark the object decl
16512 (lower_rec_input_clauses): Mark the var we take the address of
16514 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
16516 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16518 PR middle-end/39315
16519 * cfgexpand.c (expand_one_stack_var_at): Change alignment
16520 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
16522 2009-03-27 Richard Guenther <rguenther@suse.de>
16524 PR tree-optimization/39120
16525 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
16527 (handle_lhs_call): Process return constraints. Add escape
16528 constraints if necessary.
16529 (handle_const_call): Fill out return constraints. Make nested
16530 case more precise. Avoid consttmp if possible.
16531 (handle_pure_call): Fill out return constraints. Avoid
16532 callused if possible.
16533 (find_func_aliases): Simplify call handling.
16535 2009-03-27 Richard Guenther <rguenther@suse.de>
16537 PR tree-optimization/39120
16538 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
16539 as a representative.
16540 (solve_graph): Do propagate CALLUSED.
16541 (handle_pure_call): Use a scalar constraint from CALLUSED for
16543 (find_what_p_points_to): CALLUSED shall not appear in poins-to
16546 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16549 * c-common.c (handle_aligned_attribute): Properly check alignment
16550 overflow. Use (1U << i) instead of (1 << i).
16552 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
16554 * expr.h (get_mem_align_offset): Updated.
16556 * tree.h (tree_decl_common): Change align to "unsigned int" and
16557 move it before pointer_alias_set.
16559 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16560 Jakub Jelinek <jakub@redhat.com>
16563 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
16564 gr_register_operand with gr_reg_or_0_operand.
16565 (cmpxchg_rel_di): Likewise.
16566 (sync_lock_test_and_set<mode>): Likewise.
16568 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16570 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
16571 (true_regnum): Likewise.
16573 * rtlanal.c (subreg_info): Moved to ...
16574 * rtl.h (subreg_info): Here. New.
16575 (subreg_get_info): New.
16577 * rtlanal.c (subreg_get_info): Make it extern.
16579 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16582 * config/i386/i386.c (ix86_abi): New.
16583 (override_options): Handle -mabi=.
16584 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
16585 (ix86_call_abi_override): Likewise.
16586 (init_cumulative_args): Likewise.
16587 (function_arg_advance): Likewise.
16588 (function_arg_64): Likewise.
16589 (function_arg): Likewise.
16590 (ix86_pass_by_reference): Likewise.
16591 (ix86_function_value_regno_p): Likewise.
16592 (ix86_build_builtin_va_list_abi): Likewise.
16593 (setup_incoming_varargs_64): Likewise.
16594 (is_va_list_char_pointer): Likewise.
16595 (ix86_init_machine_status): Likewise.
16596 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
16597 (ix86_function_type_abi): Return enum calling_abi. Rewrite
16598 for 64bit. Replace DEFAULT_ABI with ix86_abi.
16599 (ix86_function_abi): Make it static and return enum calling_abi.
16600 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
16602 (ix86_fn_abi_va_list): Updated.
16604 * config/i386/i386.h (ix86_abi): New.
16605 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
16606 (CONDITIONAL_REGISTER_USAGE): Likewise.
16607 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
16608 (machine_function): Likewise.
16610 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
16612 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
16613 (STACK_BOUNDARY): Likewise.
16614 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
16616 * config/i386/i386.opt (mabi=): New.
16618 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
16619 return enum calling_abi.
16620 (ix86_function_type_abi): Likewise.
16621 (ix86_function_abi): Removed.
16623 * doc/invoke.texi: Document -mabi= option for x86.
16625 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16627 * builtins.c (real_dconstp): Delete.
16628 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
16630 2009-03-27 Dodji Seketeli <dodji@redhat.com>
16631 Jakub Jelinek <jakub@redhat.com>
16634 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
16635 (gen_subprogram_die): When a function is explicit, generate the
16636 DW_AT_explicit attribute.
16637 * langhooks.h (struct lang_hooks_for_decls): Add
16638 function_decl_explicit_p langhook.
16639 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
16640 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
16642 2009-03-27 Jakub Jelinek <jakub@redhat.com>
16644 * builtins.c (fold_builtin_memory_op): Optimize memmove
16645 into memcpy if we can prove source and destination don't overlap.
16647 * tree-inline.c: Include gt-tree-inline.h.
16648 (clone_fn_id_num): New variable.
16649 (clone_function_name): New function.
16650 (tree_function_versioning): Use it.
16651 * Makefile.in (GTFILES): Add tree-inline.c.
16653 2009-03-27 Mark Mitchell <mark@codesourcery.com>
16655 * BASE-VER: Change to 4.5.0.
16657 2009-03-27 Xinliang David Li <davidxl@google.com>
16659 PR tree-optimization/39557
16660 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
16662 2009-03-27 Xinliang David Li <davidxl@google.com>
16664 PR tree-optimization/39548
16665 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
16668 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16670 * c-common.c (pointer_int_sum): Use %wd on return from
16673 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16675 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
16676 on return from tree_low_cst.
16678 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
16681 * ginclude/stdarg.h (va_copy): Define also for
16682 __GXX_EXPERIMENTAL_CXX0X__.
16684 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16687 * builtins.h (c_strlen): Do not warn here.
16688 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
16689 * c-common.c (pointer_int_sum): Take an explicit location.
16690 Warn about offsets out of bounds.
16691 * c-common.h (pointer_int_sum): Adjust declaration.
16693 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16695 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
16698 2009-03-26 Jakub Jelinek <jakub@redhat.com>
16701 * opts.c (warn_if_disallowed_function_p): Don't assume
16702 get_callee_fndecl must return non-NULL.
16704 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
16706 PR rtl-optimization/39522
16707 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
16708 when reg_reloaded_valid is set.
16710 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16712 * config/spu/divv2df3.c: New file.
16713 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
16714 (DPBIT_FUNCS): Filter out _div_df.
16716 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
16718 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
16719 a jump insn, count that jump in the distance to the loop start.
16721 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
16724 * config/sh/sh.c (calc_live_regs): Fix condition for global
16725 registers except PIC_OFFSET_TABLE_REGNUM.
16727 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
16730 * doc/invoke.texi (-mconsole): New.
16732 (-mno-cygwin): New.
16734 (-mnop-fun-dllimport): New.
16738 (sub section "i386 and x86-64 Windows Options"): New.
16740 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
16742 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
16743 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
16745 2009-03-25 Richard Guenther <rguenther@suse.de>
16747 PR middle-end/39497
16748 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
16751 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
16753 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
16754 neither of haifa/selective schedulers are working.
16756 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16758 * doc/invoke.texi (Debugging Options): Fix description of
16759 -fno-merge-debug-strings.
16761 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
16763 * config/cris/libgcc.ver: New version-script.
16764 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
16766 * configure.ac <GAS features, nop mnemonic>: Add pattern
16767 crisv32-*-* for "nop".
16768 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
16769 * configure: Regenerate.
16771 2009-03-24 Ira Rosen <irar@il.ibm.com>
16773 PR tree-optimization/39529
16774 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
16775 mark_sym_for_renaming for the tag copied to the new vector
16778 2009-03-24 Arthur Loiret <aloiret@debian.org>
16780 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
16781 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
16782 EXTRA_SPEC_FUNCTIONS.
16783 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
16784 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
16785 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
16786 -march and -mtune options.
16788 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
16790 * config/m68k/t-rtems: Add m5329 multilib.
16792 2009-03-24 Dodji Seketeli <dodji@redhat.com>
16793 Jakub Jelinek <jakub@redhat.com>
16796 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
16799 2009-03-23 Jakub Jelinek <jakub@redhat.com>
16802 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
16803 instead of c_parser_expression_conv, if original_code isn't one of the
16804 4 allowed comparison codes, fail.
16806 2009-03-23 Richard Guenther <rguenther@suse.de>
16808 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
16809 * tree.h (struct tree_type): Likewise.
16810 * reload.h (struct insn_chain): Likewise.
16811 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
16812 * function.h (struct function): Likewise.
16813 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
16815 2009-03-23 Jakub Jelinek <jakub@redhat.com>
16817 PR tree-optimization/39516
16818 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
16820 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
16822 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
16823 should be set true if BITS_PER_WORD of target is bigger than 32
16825 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
16827 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
16828 Translate -B-options to -rpath-link. Correct existing
16829 rpath-link and conditionalize on !nostdlib.
16831 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16833 * doc/extend.texi (Function Attributes, Variable Attributes):
16835 * doc/invoke.texi (Debugging Options, Optimize Options)
16836 (i386 and x86-64 Options, MCore Options): Likewise.
16838 2009-03-20 Jakub Jelinek <jakub@redhat.com>
16841 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
16842 it for block local namespace aliases.
16843 (gen_decl_die): Pass context_die to gen_namespace_die.
16845 2009-03-19 Jakub Jelinek <jakub@redhat.com>
16848 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
16849 minimum or maximum value.
16851 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
16853 * reginfo.c (globalize_reg): Recompute derived reg sets.
16855 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
16858 * libgcc2.c (mprotect): Do not use signed arguments for
16859 VirtualProtect, use DWORD arguments. Also fix the 'may
16860 be used uninitialized' warning for the np variable.
16862 2009-03-19 Jakub Jelinek <jakub@redhat.com>
16865 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
16866 functions using regparm calling conventions when not optimizing.
16867 (ix86_function_sseregparm): Similarly for sseregparm calling
16870 2009-03-19 Li Feng <nemokingdom@gmail.com>
16872 PR middle-end/39500
16873 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
16874 dependence if the first conflict is after niter iterations.
16876 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
16878 PR middle-end/38609
16879 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
16880 functions with dynamic stack-pointer adjustments.
16882 2009-03-19 Ben Elliston <bje@au.ibm.com>
16884 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
16885 option; change to -msdata=data.
16887 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16889 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
16892 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
16895 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
16897 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
16899 * doc/invoke.texi (Code Gen Options): Expand discussion of
16902 2009-03-18 Jakub Jelinek <jakub@redhat.com>
16904 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
16905 * matrix-reorg.c (struct matrix_info): Likewise.
16906 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
16907 * rtl.h (struct mem_attrs): Likewise.
16908 * df.h (struct df): Likewise.
16909 * tree-data-ref.h (struct data_dependence_relation): Likewise.
16910 * ira-int.h (struct ira_allocno): Likewise.
16911 * df-scan.c (struct df_collection_rec): Likewise.
16912 * ira.c (struct equivalence): Likewise.
16913 * function.c (struct temp_slot): Likewise.
16914 * cfgloop.h (struct loop): Likewise.
16917 * function.c (use_register_for_decl): When not optimizing, disregard
16918 register keyword for variables with types containing methods.
16920 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
16922 PR middle-end/39447
16923 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
16924 (is_simple_operand): Call contains_component_ref_p before calling data
16925 reference analysis that would fail on COMPONENT_REFs.
16927 * tree-vrp.c (search_for_addr_array): Fix formatting.
16929 2009-03-18 Richard Guenther <rguenther@suse.de>
16931 * tree-vect-transform.c (vect_loop_versioning): Fold the
16932 generated comparisons.
16933 * tree-vectorizer.c (set_prologue_iterations): Likewise.
16934 (slpeel_tree_peel_loop_to_edge): Likewise.
16936 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16938 PR middle-end/37805
16939 * opts.c (print_specific_help): In addition to `undocumented',
16940 accept `separate' and `joined' flags if passed alone. Describe
16941 output by the first matched one of those.
16942 (common_handle_option): Skip over empty strings.
16943 * gcc.c (display_help): Fix help string for `--help='.
16944 * doc/invoke.texi (Option Summary, Overall Options): With
16945 `--help=', classes and qualifiers can both be repeated, but
16946 only the latter can be negated. One should not pass only
16947 negated qualifiers. Fix markup and examples.
16950 2008-10-14 Jakub Jelinek <jakub@redhat.com>
16951 PR middle-end/37805
16952 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
16953 and -fhelp=separate.
16955 2009-03-17 Jing Yu <jingyu@google.com>
16957 PR middle-end/39378
16958 * function.h (struct rtl_data): Move is_thunk from here...
16959 (struct function): ...to here.
16960 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
16961 * varasm.c (assemble_start_function): Change is_thunk from crtl to
16963 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
16965 (alpha_does_function_need_gp, alpha_start_function): Likewise.
16966 (alpha_output_function_end_prologue): Likewise.
16967 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
16968 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
16969 (rs6000_output_function_epilogue): Likewise.
16970 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
16972 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
16975 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
16976 from different units in a single alternative.
16977 (*truncdfsf_i387): Ditto.
16978 (*truncxfsf2_mixed): Ditto.
16979 (*truncxfdf2_mixed): Ditto.
16981 2009-03-17 Jakub Jelinek <jakub@redhat.com>
16983 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
16984 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
16987 * tree-ssa-live.c (remove_unused_locals): Don't remove local
16988 unused non-artificial variables when not optimizing.
16991 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
16992 DW_TAG_imported_module even if decl is IMPORTED_DECL with
16993 NAMESPACE_DECL in its DECL_INITIAL.
16995 PR middle-end/39443
16996 * optabs.c (set_user_assembler_libfunc): New function.
16997 * expr.h (set_user_assembler_libfunc): New prototype.
16998 * c-common.c: Include libfuncs.h.
16999 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
17000 for memcmp, memset, memcpy, memmove and abort.
17001 * Makefile.in (c-common.o): Depend on libfuncs.h.
17004 * dwarf2out.c (gen_inlined_enumeration_type_die,
17005 gen_inlined_structure_type_die, gen_inlined_union_type_die,
17006 gen_tagged_type_instantiation_die): Removed.
17007 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
17010 2009-03-17 Janis Johnson <janis187@us.ibm.com>
17013 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
17015 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
17016 (check-parallel-%): Ditto.
17017 (check-consistency): Ditto.
17019 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
17021 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
17022 local variable rhs by NULL_TREE.
17024 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
17027 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
17029 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
17032 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
17034 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
17037 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
17038 for ms->sysv ABI calls only in 64bit mode.
17040 * config/i386/i386.md (untyped_call): Support 32bit.
17042 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
17044 * doc/extend.texi: Replace x86_65 with x86_64.
17046 2009-03-16 Jakub Jelinek <jakub@redhat.com>
17048 PR tree-optimization/39455
17049 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
17050 mismatches for POINTER_TYPE_P (type).
17051 (number_of_iterations_le): Likewise.
17053 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
17055 * config/picochip/picochip.c: Removed profiling support.
17056 * config/picochip/picochip.md: Removed profiling instruction.
17057 * config/picochip/picochip.h: Removed profiling builtin.
17059 2009-03-16 Joseph Myers <joseph@codesourcery.com>
17061 * doc/install.texi (--with-host-libstdcxx): Document.
17063 2009-03-14 Anatoly Sokolov <aesok@post.ru>
17066 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
17067 generate a warning if the function name does not begin with
17068 "__vector" and the function has either the 'signal' or 'interrupt'
17069 attribute, from here to ...
17070 (avr_declare_function_name): ...here. New function.
17071 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
17072 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
17074 2009-03-14 Jakub Jelinek <jakub@redhat.com>
17077 * cse.c (fold_rtx): Don't modify original const_arg1 when
17078 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
17079 separate variable instead.
17080 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
17081 from out of range shift counts.
17082 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
17084 2009-03-13 Catherine Moore <clm@codesourcery.com>
17086 * config/i386/x-mingw32 (host-mingw32.o): Replace
17087 diagnostic.h with $(DIAGNOSTIC_H).
17089 2009-03-12 Jakub Jelinek <jakub@redhat.com>
17092 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
17094 * config/i386/sync.md (sync_compare_and_swap<mode>,
17095 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
17096 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
17098 (sync_double_compare_and_swapdi_pic,
17099 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
17100 cmpxchg8b_pic_memory_operand instead of just memory_operand.
17102 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
17105 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
17107 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
17110 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
17111 (avx_addsubv4df3): Likewise.
17112 (*avx_addsubv4sf3): Likewise.
17113 (sse3_addsubv4sf3): Likewise.
17115 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
17118 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
17120 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
17123 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
17124 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
17125 registers for allocnos created from user-defined variables.
17127 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17130 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
17131 of non-integer mode as well.
17133 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
17135 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
17136 for functions for which the parameter types are unknown.
17138 2009-03-11 Jakub Jelinek <jakub@redhat.com>
17141 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
17142 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
17143 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
17144 * config/i386/i386.c (ix86_local_alignment): For
17145 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
17146 long long variables on the stack to avoid dynamic realignment.
17147 Allow the first argument to be a decl rather than type.
17148 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
17150 2009-03-11 Nick Clifton <nickc@redhat.com>
17153 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
17155 Add description to mno-lsim option.
17156 * config/mcore/mcore.h: Remove comment about deprecated m4align
17158 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
17159 * doc/invoke.texi: Add description of mno-lsim and
17160 mstack-increment options.
17162 * config/fr30/fr30.opt: Document the -mno-lsim option.
17163 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
17164 and -mno-lsim options.
17166 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17168 * fold-const.c (fold_comparison): Only call fold_inf_compare
17169 if the mode supports infinities.
17171 2009-03-11 Jason Merrill <jason@redhat.com>
17174 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
17175 end already did. Notice GIMPLE_CALL modifications of the result.
17176 Don't copy debug information from an ignored decl or a decl from
17179 2009-03-10 Richard Guenther <rguenther@suse.de>
17180 Nathan Froyd <froydnj@codesourcery.com>
17182 PR middle-end/37850
17183 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
17184 (__divMODE3): Likewise.
17186 2009-03-09 Jakub Jelinek <jakub@redhat.com>
17188 PR tree-optimization/39394
17189 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
17190 DECL_SIZE_UNIT of variable length FIELD_DECLs.
17192 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17194 * recog.c (verfiy_changes): Disallow renaming of hard regs in
17195 inline asms for register asm ("") declarations.
17197 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
17199 * fold-const.c (fold_unary): Fix comment.
17201 2009-03-07 Jan Hubicka <jh@suse.cz>
17204 * tree-inline.c (setup_one_parameter): Do replacement of const
17205 argument by constant in SSA form.
17207 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17209 PR middle-end/38028
17210 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
17211 determine alignment passed to assign_stack_local.
17212 (assign_parms_unsplit_complex): Likewise.
17213 * except.c (sjlj_build_landing_pads): Likewise.
17215 2009-03-06 Jakub Jelinek <jakub@redhat.com>
17217 PR middle-end/39360
17218 * tree-flow.h (add_referenced_var): Return bool instead of void.
17219 * tree-dfa.c (add_referenced_var): Return result of
17220 referenced_var_check_and_insert call.
17221 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
17222 of referenced_var_check_and_insert.
17225 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
17226 (gen_variable_die): Emit DW_AT_location on abstract static variable's
17227 DIE, don't emit it if abstract origin already has it.
17228 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
17229 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
17231 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
17233 * genpreds.c (needs_variable): Fix parentheses at variable name
17235 (write_tm_constrs_h): Indent generated code.
17237 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17239 * doc/extend.texi (Function Attributes): Add documentation
17240 for isr attributes.
17242 2009-03-06 Jakub Jelinek <jakub@redhat.com>
17245 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
17246 take locus from its DECL_SOURCE_LOCATION instead of input_location.
17248 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
17250 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
17253 2009-03-05 Jakub Jelinek <jakub@redhat.com>
17256 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
17257 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
17259 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
17261 * config/i386/i386.md (R8_REG, R9_REG): New constants.
17262 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
17263 constants instead of magic numbers.
17264 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
17266 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
17267 (x86_64_ms_abi_int_parameter_registers): Ditto.
17268 (x86_64_int_return_registers): Ditto.
17269 (ix86_maybe_switch_abi): Ditto.
17270 (ix86_expand_call): Ditto for clobbered_registers array.
17271 (ix86_hard_regno_mode_ok): Ditto.
17272 (x86_extended_QIreg_mentioned_p): Ditto.
17274 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
17276 PR tree-optimization/39349
17277 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
17279 * combine.c (gen_lowpart_for_combine): Use omode when generating
17282 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
17284 PR rtl-optimization/39235
17285 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
17287 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
17289 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
17291 2009-03-04 Richard Guenther <rguenther@suse.de>
17293 PR tree-optimization/39362
17294 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
17295 that occur in abnormal PHIs should be varying.
17297 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
17299 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
17301 (simple_iv): Take loop as an argument instead of statement.
17302 * tree-scalar-evolution.h (simple_iv): Declaration changed.
17303 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
17305 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
17307 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
17308 * matrix-reorg.c (analyze_transpose): Ditto.
17309 * tree-data-ref.c (dr_analyze_innermost): Ditto.
17310 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
17311 * tree-predcom.c (ref_at_iteration): Ditto.
17312 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
17314 2009-03-04 Richard Guenther <rguenther@suse.de>
17316 PR tree-optimization/39358
17317 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
17318 escaped_id and callused_id.
17319 (solve_graph): Likewise.
17321 2009-03-04 Richard Guenther <rguenther@suse.de>
17323 PR tree-optimization/39339
17324 * tree-sra.c (try_instantiate_multiple_fields): Make it
17325 no longer ICE on the above.
17327 2009-03-03 Joseph Myers <joseph@codesourcery.com>
17329 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
17330 that fits within Pmode.
17332 2009-03-03 Steve Ellcey <sje@cup.hp.com>
17334 PR middle-end/10109
17335 * tm.texi (LIBCALL_VALUE): Update description.
17337 2009-03-03 Steve Ellcey <sje@cup.hp.com>
17339 PR middle-end/34443
17340 * doc/extend.texi (section): Update description.
17342 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
17344 PR middle-end/39345
17345 * tree-inline.c (remapped_type): New.
17346 (can_be_nonlocal): Call remapped_type instead of remap_type.
17348 2009-03-03 Jakub Jelinek <jakub@redhat.com>
17351 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
17352 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
17354 2009-03-03 Richard Guenther <rguenther@suse.de>
17356 PR middle-end/39272
17357 * tree.c (tree_nonartificial_location): New function.
17358 * tree.h (tree_nonartificial_location): Declare.
17359 * builtins.c (expand_builtin_memory_chk): Provide location
17360 of the call location for artificial function pieces.
17361 (maybe_emit_chk_warning): Likewise.
17362 (maybe_emit_sprintf_chk_warning): Likewise.
17363 (maybe_emit_free_warning): Likewise.
17364 * expr.c (expand_expr_real_1): Likewise.
17366 2009-03-03 Jakub Jelinek <jakub@redhat.com>
17368 PR tree-optimization/39343
17369 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
17370 COMPONENT_REF t has ARRAY_TYPE.
17372 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
17374 PR middle-end/39335
17375 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
17376 when the type precision of the induction variable should be
17377 larger than the type precision of nit.
17378 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
17379 * graphite.c (graphite_loop_normal_form): Same.
17380 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
17382 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
17384 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
17385 (*call_1_rex64_ms_sysv): Use named constants instead of magic
17386 numbers to describe clobbered registers.
17387 (*call_value_0_rex64_ms_sysv): Ditto.
17388 * config/i386/mmx.md (mmx_emms): Ditto.
17389 (mmx_femms): Ditto.
17391 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
17393 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
17396 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17398 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
17399 (spu_section_type_flags): New function.
17401 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
17403 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
17404 reg_class_contents of FLOAT_REGS into a temporary.
17406 2009-03-02 Richard Guenther <rguenther@suse.de>
17407 Ira Rosen <irar@il.ibm.com>
17409 PR tree-optimization/39318
17410 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
17411 information to the vectorized statement.
17413 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
17415 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
17416 variable. Use defined names instead of magic constants for REX SSE
17419 2009-03-01 Richard Guenther <rguenther@suse.de>
17421 PR tree-optimization/39331
17422 * omp-low.c (lower_send_shared_vars): Do not receive new
17423 values for the reference of DECL_BY_REFERENCE parms or results.
17425 2009-03-01 Jan Hubicka <jh@suse.cz>
17428 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
17429 BLOCK_NONLOCALIZED_VAR): New macros.
17430 (tree_block): Add nonlocalized_vars.
17431 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
17432 gen_decl_die): Add origin argument. Allow generation of die with
17433 origin at hand only.
17434 (gen_member_die, gen_type_die_with_usage, force_decl_die,
17435 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
17437 (gen_block_die): Fix checking for unused blocks.
17438 (process_scope_var): Break out from .... ; work with origins only.
17439 (decls_for_scope) ... here; process nonlocalized list.
17440 (dwarf2out_ignore_block): Look for nonlocalized vars.
17441 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
17443 (dump_scope_block): Dump them.
17444 * tree-inline.c (remap_decls): Handle nonlocalized vars.
17445 (remap_block): Likewise.
17446 (can_be_nonlocal): New predicate.
17447 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
17449 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17451 * configure: Regenerate.
17453 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17455 * optc-gen.awk: No need to duplicate option flags twice.
17456 Reuse help texts for duplicate options which do not have any.
17458 * gcc.c (display_help): Document --version.
17460 * gcc.c (main): If print_help_list and verbose_flag, ensure
17461 driver output comes before subprocess output.
17463 * optc-gen.awk: Assign all remaining fields to help string,
17464 space-separated, for multi-line help in *.opt.
17466 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
17467 -Wno-pedantic-ms-format is for MinGW targets only.
17469 * doc/options.texi (Option file format): Fix bad indentation,
17470 restoring dropped sentence.
17472 2009-02-28 Jan Hubicka <jh@suse.cz>
17474 * tree-inline.c (tree_function_versioning): Output debug info.
17476 2009-02-28 Jan Hubicka <jh@suse.cz>
17479 * tree-inline.c (setup_one_parameter): Do not copy propagate
17480 arguments when not optimizing.
17482 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
17485 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
17486 (avx_addsubv4df3): Likewise.
17487 (*avx_addsubv4sf3): Likewise.
17488 (sse3_addsubv4sf3): Likewise.
17489 (*avx_addsubv2df3): Likewise.
17490 (sse3_addsubv2df3): Likewise.
17491 (avx_unpckhps256): Correct item selectors.
17492 (avx_unpcklps256): Likewise.
17493 (avx_unpckhpd256): Likewise.
17494 (avx_unpcklpd256): Likewise.
17496 2009-02-28 Jan Hubicka <jh@suse.cz>
17498 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
17500 (copy_arguments_for_versioning): If var is declared don't declare it.
17501 (tree_function_versioning): First setup substitutions and then copy
17504 2009-02-27 Jan Hubicka <jh@suse.cz>
17507 * cgraph.h (varpool_output_debug_info): Remove.
17508 * cgraphunit.c (varpool_output_debug_info): Remove.
17509 * dwarf2out.c (deferred_locations_struct): New struct
17510 (deferred_locations): New type.
17511 (deferred_locations_list): New static var.
17512 (deffer_location): New function.
17513 (gen_variable_die): Use it.
17514 (decls_for_scope): Output info on local static vars.
17515 (dwarf2out_finish): Process deferred locations.
17516 * varpool.c (varpool_output_debug_info): Remove.
17518 2009-02-27 Jan Hubicka <jh@suse.cz>
17521 * tree.h (TREE_PROTECTED): Fix comment.
17522 (BLOCK_HANDLER_BLOCK): Remove.
17523 (struct tree_block): Remove handler_block add body_block.
17524 (inlined_function_outer_scope_p): New.
17525 (is_body_block): Remove.
17526 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
17527 * dwarf2out.c (is_inlined_entry_point): Remove.
17528 (add_high_low_attributes): Use inlined_function_outer_scope_p.
17529 (gen_block_die): Use is_inlined_entry_point check. Remove body block
17531 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
17532 * gimplify.c (gimplify_expr): Gimplify body blocks.
17533 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
17534 block with multiple subblocks.
17535 (dump_scope_block): Prettier output; dump more flags and info.
17536 (dump_scope_blocks): New.
17537 (remove_unused_locals): Use dump_scope_blocks.
17538 * tree-flow.h (dump_scope_blocks): Declare.
17539 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
17540 * stmt.c (is_body_block): Remove.
17541 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
17542 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
17544 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
17546 PR middle-end/39308
17547 * graphite.c (graphite_loop_normal_form): Do not call
17548 number_of_iterations_exit from a gcc_assert.
17550 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17552 * config/s390/s390.c (s390_swap_cmp): Look for conditional
17553 jumps if COND is NULL.
17554 (find_cond_jump): New function.
17555 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
17556 * config/s390/s390.md: Remove z10_cobra attribute value.
17558 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
17560 * config/alpha/alpha.h (alpha_expand_mov): Return false if
17561 force_const_mem returns NULL_RTX.
17563 2009-02-26 Jan Hubicka <jh@suse.cz>
17566 * cgraph.h (varpool_output_debug_info): Remove.
17567 * cgraphunit.c (varpool_output_debug_info): Remove.
17568 * dwarf2out.c (deferred_locations_struct): New struct
17569 (deferred_locations): New type.
17570 (deferred_locations_list): New static var.
17571 (deffer_location): New function.
17572 (gen_variable_die): Use it.
17573 (decls_for_scope): Output info on local static vars.
17574 (dwarf2out_finish): Process deferred locations.
17575 * varpool.c (varpool_output_debug_info): Remove.
17577 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
17579 PR rtl-optimization/39241
17580 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
17581 to subreg_offset_representable_p.
17583 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
17585 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
17586 execute function prototype. Get f and nregs from max_reg_num
17587 and get_insns. Remove the first backward pass as it's dead,
17588 guard the forward pass by flag_expensive_optimizations.
17589 (rest_of_handle_regmove): Delete.
17590 (pass_regmove): Replace it with regmove_optimize.
17592 2009-02-25 Martin Jambor <mjambor@suse.cz>
17594 PR tree-optimization/39259
17595 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
17596 calls_alloca function flags.
17597 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
17598 calls are detected.
17600 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
17602 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
17603 flags_set_1_rtx, flags_set_1_set): Delete.
17604 (regmove_optimize): Do not call mark_flags_life_zones.
17606 2009-02-24 Julian Brown <julian@codesourcery.com>
17609 * config/arm/arm.c (require_pic_register): Only set
17610 cfun->machine->pic_reg once per function.
17612 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
17614 * doc/invoke.texi (Link Options): Document an easier way to pass
17615 options that take arguments to the GNU linker using -Xlinker and -Wl.
17617 2009-02-24 Steve Ellcey <sje@cup.hp.com>
17620 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
17622 2009-02-24 Richard Guenther <rguenther@suse.de>
17625 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
17627 2009-02-24 Richard Guenther <rguenther@suse.de>
17628 Zdenek Dvorak <ook@ucw.cz>
17630 PR tree-optimization/39233
17631 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
17632 from converting them to a generic type.
17634 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
17636 PR tree-optimization/39260
17637 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
17638 contains a condition with a real type.
17639 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
17641 2009-02-23 Jason Merrill <jason@redhat.com>
17644 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
17645 narrowing_initializer_constant_valid_p.
17646 (narrowing_initializer_constant_valid_p): Don't return
17647 null_pointer_node for adding a pointer to itself.
17649 2009-02-23 Jan Hubicka <jh@suse.cz>
17652 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
17655 2009-02-23 Jan Hubicka <jh@suse.cz>
17657 PR tree-optimization/37709
17658 * tree.c (block_ultimate_origin): Move here from dwarf2out.
17659 * tree.h (block_ultimate_origin): Declare.
17660 * dwarf2out.c (block_ultimate_origin): Move to tree.c
17661 * tree-ssa-live.c (remove_unused_scope_block_p):
17662 Eliminate blocks containig no instructions nor live variables nor
17664 (dump_scope_block): New function.
17665 (remove_unused_locals): Enable removal of dead blocks by default;
17666 enable dumping at TDF_DETAILS.
17668 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
17670 * config/i386/i386.c (classify_argument): Don't allow COImode
17672 (function_arg_advance_32): Don't allow OImode.
17673 (function_arg_32): Likewise.
17674 (function_value_32): Likewise.
17675 (return_in_memory_32): Likewise.
17676 (function_arg_64): Remove OImode comment.
17678 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
17681 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
17682 ix86_expand_vector_set for V4DImode in 64bit mode only.
17683 (ix86_expand_vector_init_one_var): Likewise.
17685 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
17687 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
17689 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
17692 * loop-iv.c: Revert last change.
17693 * emit-rtl.c: Likewise.
17695 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
17698 * config/i386/i386.c (type_natural_mode): Remove an extra
17699 space in the warning message.
17700 (function_value_32): Handle 32-byte vector modes.
17701 (return_in_memory_32): Likewise.
17703 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
17705 * loop-iv.c (truncate_value): New function.
17706 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
17708 (lowpart_subreg): Move to...
17709 * emit-rtl.c: ...here.
17711 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
17713 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
17714 accidental and undocumented change at revision 140860.
17716 2009-02-21 Joseph Myers <joseph@codesourcery.com>
17718 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
17719 take gimple_seq * arguments.
17720 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
17721 types_compatible_p langhook.
17723 2009-02-20 Mark Mitchell <mark@codesourcery.com>
17724 Joseph Myers <joseph@codesourcery.com>
17726 * config/arm/arm.c (arm_builtin_va_list): New function.
17727 (arm_expand_builtin_va_start): Likewise.
17728 (arm_gimplify_va_arg_expr): Likewise.
17729 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
17730 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
17731 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
17732 (va_list_type): New variable.
17733 (arm_mangle_type): Mangle va_list_type appropriately.
17735 2009-02-20 Jakub Jelinek <jakub@redhat.com>
17737 PR middle-end/39157
17738 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
17739 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
17740 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
17741 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
17742 parameter to 1000 for -O1 by default.
17743 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
17745 * loop-invariant.c: Include params.h.
17746 (move_loop_invariants): Don't call move_single_loop_invariants on
17749 2009-02-20 Jaka Mocnik <jaka@xlab.si>
17751 * calls.c (emit_library_call_value_1): Use slot_offset instead of
17752 offset when calculating bounds for indexing stack_usage_map. Fixes
17753 a buffer overflow with certain target setups.
17755 2009-02-20 Jakub Jelinek <jakub@redhat.com>
17758 * calls.c (expand_call): Clear try_tail_call if caller and callee
17759 disagree in promotion of function return value.
17761 2009-02-19 Jakub Jelinek <jakub@redhat.com>
17764 * c-common.c (c_determine_visibility): If visibility changed and
17765 DECL_RTL has been already set, call make_decl_rtl to update symbol
17768 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
17771 * varasm.c (assemble_variable): Don't check DECL_NAME when
17772 globalizing a variable.
17774 2009-02-19 Joseph Myers <joseph@codesourcery.com>
17777 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
17778 expression before any __builtin_trap call.
17779 * c-typeck.c (build_function_call): Convert and check function
17780 arguments before generating a call to a trap. Evaluate the
17781 function arguments before the trap.
17783 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
17786 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
17787 (UNSPEC_FXAM_MEM): New unspec.
17788 (fxam<mode>2_i387_with_temp): New insn and split pattern.
17789 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
17790 memory using fxam<mode>2_i387_with_temp to remove excess precision.
17792 2009-02-19 Richard Guenther <rguenther@suse.de>
17794 PR tree-optimization/39207
17795 PR tree-optimization/39074
17796 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
17797 storedanything_tree): New.
17798 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
17799 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
17800 (build_succ_graph): Add edges from STOREDANYTHING to all
17802 (init_base_vars): Initialize STOREDANYTHING.
17803 (compute_points_to_sets): Free substitution info after
17804 building the succ graph.
17805 (ipa_pta_execute): Likewise.
17807 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
17809 (do_ds_constraint): Do not add to special var or non-pointer
17811 (type_could_have_pointers): Split out from ...
17812 (could_have_pointers): ... here. For arrays use the element type.
17813 (create_variable_info_for): Initialize may_have_pointers.
17814 (new_var_info): Likewise.
17815 (handle_lhs_call): Make the HEAP variable unknown-sized.
17816 (intra_create_variable_infos): Use a type with pointers for
17817 PARM_NOALIAS, make it unknown-sized.
17819 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
17822 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
17824 2009-02-18 Jason Merrill <jason@redhat.com>
17827 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
17828 value if DECL_EXTERNAL.
17829 * tree-sra.c (sra_walk_gimple_assign): Likewise.
17830 * target.h (gcc_target::binds_local_p): Clarify "module".
17831 * tree.h (TREE_PUBLIC): Clarify "module".
17833 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
17836 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
17837 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
17839 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
17842 * c.opt (Wabi): Support C and ObjC.
17845 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
17847 * config/i386/i386.c (classify_argument): Warn once about the ABI
17848 change when passing union with long double.
17850 * doc/invoke.texi: Update -Wabi for warning psABI changes.
17852 2009-02-18 Joseph Myers <joseph@codesourcery.com>
17855 * c-parser.c (c_parser_compound_statement): Always enter and leave
17858 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17861 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
17863 2009-02-18 Jakub Jelinek <jakub@redhat.com>
17865 PR tree-optimization/36922
17866 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
17867 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
17870 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17872 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
17875 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17877 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
17879 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17881 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
17884 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
17885 Richard Sandiford <rdsandiford@googlemail.com>
17887 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
17888 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
17889 (loongson_biadd): ...this.
17891 2009-02-17 Richard Guenther <rguenther@suse.de>
17893 PR tree-optimization/39202
17894 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
17895 a var make sure to follow existing collapses.
17897 2009-02-17 Richard Guenther <rguenther@suse.de>
17899 PR middle-end/39214
17900 * langhooks.c (lhd_print_error_function): Check for NULL block.
17902 2009-02-17 Richard Guenther <rguenther@suse.de>
17904 PR tree-optimization/39204
17905 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
17908 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
17910 * config/soft-fp/double.h: Update from glibc CVS.
17912 2009-02-17 Richard Guenther <rguenther@suse.de>
17914 PR tree-optimization/39207
17915 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
17916 strict-aliasing warnings for pointers pointing to NULL.
17918 2009-02-16 Joseph Myers <joseph@codesourcery.com>
17921 * c-parser.c (c_parser_braced_init): Call pop_init_level when
17922 skipping until next close brace.
17924 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
17927 * config/i386/i386.c (ix86_expand_push): Set memory alignment
17928 to function argument boundary.
17930 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
17932 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
17933 in the lea_add. Reload eventually constraints it properly.
17934 * config/picochip/constraints.md: Remove the target constraint
17935 "b", since it is not needed anymore.
17937 2009-02-16 Jakub Jelinek <jakub@redhat.com>
17939 * gthr-dce.h: Uglify function parameter and local variable names.
17940 * gthr-gnat.h: Likewise.
17941 * gthr-mipssde.h: Likewise.
17942 * gthr-nks.h: Likewise.
17943 * gthr-posix95.h: Likewise.
17944 * gthr-posix.h: Likewise.
17945 * gthr-rtems.h: Likewise.
17946 * gthr-single.h: Likewise.
17947 * gthr-solaris.h: Likewise.
17948 * gthr-tpf.h: Likewise.
17949 * gthr-vxworks.h: Likewise.
17950 * gthr-win32.h: Likewise.
17952 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
17955 * config/i386/i386.md: Restrict the new peephole2 to move
17956 between MMX/SSE registers.
17958 2009-02-15 Richard Guenther <rguenther@suse.de>
17961 2009-02-13 Richard Guenther <rguenther@suse.de>
17963 * configure.ac: Enable LFS.
17964 * configure: Re-generate.
17965 * config.in: Likewise.
17967 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17969 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
17970 spu_srqwbyte, spu_srqwbytebc): Define.
17971 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
17972 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
17973 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
17974 "shrqby_<mode>"): New insn-and-split patterns.
17975 * config/spu/spu.c (expand_builtin_args): Determine and return
17976 number of operands using spu_builtin_description data.
17977 (spu_expand_builtin_1): Use it.
17979 2009-02-13 Steve Ellcey <sje@cup.hp.com>
17982 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
17985 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17988 * config/i386/i386.c (override_options): Correct warning
17989 messages for -malign-loops, -malign-jumps and -malign-functions.
17991 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17994 * config/i386/i386.md: Restrict the new peephole2 to move
17995 between the general purpose registers.
17997 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
18000 * config/i386/i386.c (type_natural_mode): Add a new argument.
18001 Return the original mode and warn ABI change if vector size is 32byte.
18002 (function_arg_advance): Updated.
18003 (function_arg): Likewise.
18004 (ix86_function_value): Likewise.
18005 (ix86_return_in_memory): Likewise.
18006 (ix86_sol10_return_in_memory): Likewise.
18007 (ix86_gimplify_va_arg): Likewise.
18008 (function_arg_32): Don't warn ABX ABI change here.
18009 (function_arg_64): Likewise.
18011 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
18013 * loop-iv.c (implies_p): In the final case, test that operands 0
18014 of the two comparisons match.
18016 * config/bfin/bfin.c (find_prev_insn_start): New function.
18017 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
18018 (find_next_insn_start): Move.
18020 2009-02-13 Richard Guenther <rguenther@suse.de>
18022 * configure.ac: Enable LFS.
18023 * configure: Re-generate.
18024 * config.in: Likewise.
18026 2009-02-13 Joseph Myers <joseph@codesourcery.com>
18029 * c-parser.c (c_parser_parms_list_declarator): Discard pending
18030 sizes on syntax error after some arguments have been parsed.
18032 2009-02-12 Jakub Jelinek <jakub@redhat.com>
18034 * doc/invoke.texi (-fira): Remove.
18036 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
18038 * caller-save.c: Replace regclass.c with reginfo.c in comments.
18039 * recog.c: Likewise.
18042 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
18044 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
18045 (umul_ppmm): Likewise.
18046 (count_leading_zeros): Likewise.
18047 (count_trailing_zeros): Likewise.
18048 (UMUL_TIME): Likewise.
18050 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
18052 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
18053 soft-fp/t-softfp to tmake_file.
18055 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
18056 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
18057 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
18058 IA64_BUILTIN_INFQ]: New.
18059 (ia64_init_builtins): Initialize __builtin_infq,
18060 __builtin_fabsq and __builtin_copysignq if not HPUX.
18061 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
18062 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
18064 * config/ia64/lib1funcs.asm (__divtf3): Define only if
18066 (__fixtfti): Likewise.
18067 (__fixunstfti): Likewise.
18068 (__floattitf): Likewise.
18070 * config/ia64/libgcc-glibc.ver: New.
18071 * config/ia64/t-fprules-softfp: Likewise.
18072 * config/ia64/sfp-machine.h: Likewise.
18074 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
18075 (LIBGCC2_TF_CEXT): Likewise.
18076 (TF_SIZE): Likewise.
18077 (TARGET_INIT_LIBFUNCS): Likewise.
18079 * config/ia64/t-glibc (SHLINB_MAPFILES):
18080 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
18082 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
18084 * config/i386/i386.c (construct_container): Rewrite processing
18085 BLKmode with X86_64_SSE_CLASS.
18087 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
18090 * config/i386/i386.md: Replace simplify_replace_rtx with
18091 replace_rtx in the new peephole2.
18093 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
18095 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
18096 loop unrolling do not happen at -O2.
18098 2009-02-12 Michael Matz <matz@suse.de>
18100 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
18102 2009-02-12 Jakub Jelinek <jakub@redhat.com>
18104 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
18107 2009-02-12 Ben Elliston <bje@au.ibm.com>
18109 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
18110 patterns when updating the back chain. Missed in the 2009-02-10
18113 2009-02-11 Janis Johnson <janis187@us.ibm.com>
18115 * doc/extend.texi (Decimal Floating Types): Update identifier of
18116 draft TR and list of missing support.
18118 2009-02-11 Jakub Jelinek <jakub@redhat.com>
18120 PR middle-end/39154
18121 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
18122 bit to variable length decl's flags, add it also to its
18123 pointer replacement variable.
18125 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
18126 Jakub Jelinek <jakub@redhat.com>
18129 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
18130 (memory_blockage): New expander.
18131 (*memory_blockage): New insn pattern.
18132 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
18133 instead of general blockage at the end of function prologue when
18134 frame pointer is used to access red zone area. Do not emit blockage
18135 when profiling, it is emitted in generic code.
18136 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
18137 function epilogue when frame pointer is used to access red zone area.
18139 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
18142 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
18143 by arithmetic with memory operands.
18144 * config/i386/predicates.md (commutative_operator): New.
18146 2009-02-10 Janis Johnson <janis187@us.ibm.com>
18148 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
18151 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
18153 * alias.h (record_alias_subset): Declare.
18154 * alias.c (record_alias_subset): Make global.
18156 2009-02-10 Nick Clifton <nickc@redhat.com>
18158 * tree-parloops.c: Change license to GPLv3.
18159 * ipa-struct-reorg.c: Change license to GPLv3.
18160 * ipa-struct-reorg.h: Change license to GPLv3.
18162 2009-02-10 Steve Ellcey <sje@cup.hp.com>
18165 * c-decl.c (start_struct): Return NULL on error.
18167 2009-02-10 Jakub Jelinek <jakub@redhat.com>
18169 PR middle-end/39124
18170 * cfgloopmanip.c (remove_path): Call remove_bbs after
18171 cancel_loop_tree, not before it.
18174 * function.h (struct function): Add has_local_explicit_reg_vars bit.
18175 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
18176 VAR_DECLs were seen.
18177 * tree-ssa-live.c (remove_unused_locals): Recompute
18178 cfun->has_local_explicit_reg_vars.
18179 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
18180 copies or clearings if cfun->has_local_explicit_reg_vars.
18182 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
18185 * config/i386/i386.c (expand_prologue): Emit blockage at the end
18186 of function prologue when frame pointer is used to access
18189 2009-02-10 Richard Guenther <rguenther@suse.de>
18191 PR middle-end/39127
18192 * gimplify.c (gimple_regimplify_operands): Always look if
18193 we need to create a temporary.
18195 2009-02-10 Richard Guenther <rguenther@suse.de>
18197 PR tree-optimization/39132
18198 * tree-loop-distribution.c (todo): New global var.
18199 (generate_memset_zero): Trigger TODO_rebuild_alias.
18200 (tree_loop_distribution): Return todo.
18202 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
18205 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
18206 (x86_64_reg_class_name): Removed.
18207 (classify_argument): Return 0 if bytes > 32. Return 0 if the
18208 first one isn't X86_64_SSE_CLASS or any other ones aren't
18209 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
18210 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
18211 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
18212 and 3 X86_64_SSEUP_CLASS.
18213 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
18214 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
18216 2009-02-10 Ben Elliston <bje@au.ibm.com>
18218 * config/rs6000/rs6000.md (allocate_stack): Always use an update
18219 form instruction to update the stack back chain word, even if the
18220 user has disabled the generation of update instructions.
18221 (movdi_<mode>_update_stack): New.
18222 (movsi_update_stack): Likewise.
18223 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
18224 always use an update form instruction to update the stack back
18227 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
18229 PR middle-end/38953
18230 * graphite.c (if_region_set_false_region): After moving a region in
18231 the false branch of a condition, remove the empty dummy basic block.
18232 (gloog): Remove wrong fix for PR38953.
18234 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18236 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
18237 generation due to implicit sign extension.
18239 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
18241 PR middle-end/38981
18242 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
18243 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
18245 2009-02-09 Richard Guenther <rguenther@suse.de>
18247 PR middle-end/35202
18248 * convert.c (convert_to_real): Disable (float)fn((double)x)
18249 to fnf(x) conversion if errno differences may occur and
18250 -fmath-errno is set.
18252 2009-02-07 Anatoly Sokolov <aesok@post.ru>
18254 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
18255 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
18256 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
18258 2009-02-06 Joseph Myers <joseph@codesourcery.com>
18261 * c-common.c (handle_alias_attribute): Disallow attribute for
18262 anything not a FUNCTION_DECL or VAR_DECL.
18264 2009-02-06 Janis Johnson <janis187@us.ibm.com>
18267 * real.c (do_compare): Special-case compare of zero against
18268 decimal float value.
18270 2009-02-06 Joseph Myers <joseph@codesourcery.com>
18273 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
18274 as indicating flexible array members unless the field itself is
18275 being declarared as the incomplete array.
18277 2009-02-06 Jan Hubicka <jh@suse.cz>
18279 PR tree-optimization/38844
18280 * ipa-inline.c (try_inline): Stop inlining recursion when edge
18281 is already inlined.
18283 2009-02-06 Richard Guenther <rguenther@suse.de>
18285 PR middle-end/38977
18286 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
18287 fork because we may expand it as __gcov_fork.
18289 2009-02-06 Nick Clifton <nickc@redhat.com>
18291 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
18293 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
18295 PR tree-optimization/35659
18296 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
18297 vn_phi_eq): Shortcut if hashcode does not match.
18298 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
18300 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
18301 and avoid iterative_hash_expr.
18302 (FOR_EACH_VALUE_ID_IN_SET): New.
18303 (value_id_compare): Remove.
18304 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
18305 sort expressions by value id.
18307 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
18310 * config/sh/predicates.md (general_movsrc_operand): Don't check
18311 the subreg of system registers here.
18313 2009-02-05 Jakub Jelinek <jakub@redhat.com>
18316 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
18317 on the copied decl.
18319 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
18321 PR rtl-optimization/39110
18322 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
18323 addresses, not aligned ones.
18325 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
18326 Richard Guenther <rguenther@suse.de>
18328 PR tree-optimization/39100
18329 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
18330 comment says and add edges.
18332 2009-02-05 Joseph Myers <joseph@codesourcery.com>
18335 * c-common.c (handle_tls_model_attribute): Ignore attribute for
18336 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
18338 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
18340 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
18341 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
18342 register_bb_in_sese, new_sese, free_sese): Moved.
18343 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
18344 outermost_loop_in_scop, build_scop_iteration_domain,
18345 expand_scalar_variables_ssa_name, get_vdef_before_scop,
18346 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
18347 Use loop_in_sese_p instead of loop_in_scop_p.
18348 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
18349 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
18350 (scopdet_basic_block_info): Fix bug in scop detection.
18351 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
18352 eq_loop_to_cloog_loop): Remove.
18353 (nb_loops_around_loop_in_scop, nb_loop
18354 ref_nb_loops): Moved here...
18355 * graphite.h (ref_nb_loops): ... from here.
18356 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
18357 (loop_domain_dim, loop_iteration_vector_dim): Remove.
18358 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
18359 * testsuite/gcc.dg/graphite/scop-19.c: New
18361 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
18362 Hans-Peter Nilsson <hp@axis.com>
18364 PR rtl-optimization/37889
18365 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
18366 Move offset handling from PLUS to before the switch. Use new
18367 arguments when considering SYMBOL_REFs too.
18368 (rtx_addr_can_trap_p): Pass dummy offset and size.
18369 (enum may_trap_p_flags): Remove.
18370 (may_trap_p_1): Pass size from MEM_SIZE.
18372 PR rtl-optimization/38921
18373 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
18374 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
18375 * rtlanal.c (may_trap_after_code_motion_p): Delete.
18376 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
18378 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
18380 AVX Programming Reference (January, 2009)
18381 * config/i386/sse.md (*vpclmulqdq): New.
18383 2009-02-04 Jakub Jelinek <jakub@redhat.com>
18385 PR tree-optimization/38977
18386 PR gcov-profile/38292
18387 * calls.c (special_function_p): Disregard __builtin_ prefix.
18389 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
18391 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
18392 non-indexable addresses even before reload.
18394 2009-02-03 Joseph Myers <joseph@codesourcery.com>
18397 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
18398 as having variable size. Do not give an error for unnamed
18399 parameters with [*] declarators. Give a warning for type names
18400 with [*] declarators and mark them as variable size.
18401 * c-parser.c (c_parser_sizeof_expression): Do not give an error
18402 for sizeof applied to [*] type names.
18404 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
18407 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
18409 2009-02-03 Jakub Jelinek <jakub@redhat.com>
18411 * gcc.c (process_command): Update copyright notice dates.
18412 * gcov.c (print_version): Likewise.
18413 * gcov-dump.c (print_version): Likewise.
18414 * mips-tfile.c (main): Likewise.
18415 * mips-tdump.c (main): Likewise.
18417 2009-02-03 Joseph Myers <joseph@codesourcery.com>
18420 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
18421 for composite type involving a zero-length array type.
18423 2009-02-03 Jakub Jelinek <jakub@redhat.com>
18426 * function.c (match_asm_constraints_1): Skip over
18427 initial optional % in the constraint.
18429 PR inline-asm/39059
18430 * c-parser.c (c_parser_postfix_expression): If fixed point is not
18431 supported, don't accept FIXED_CSTs.
18432 * c-decl.c (finish_declspecs): Error if fixed point is not supported
18433 and _Sat is used without _Fract/_Accum. Set specs->type to
18434 integer_type_node for cts_fract/cts_accum if fixed point is not
18437 2009-02-02 Catherine Moore <clm@codesourcery.com>
18439 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
18441 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
18443 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
18444 (ABI_HAS_64BIT_SYMBOLS): Use it.
18445 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
18447 2009-02-02 Paul Brook <paul@codesourcery.com>
18449 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
18451 2009-02-02 Jakub Jelinek <jakub@redhat.com>
18453 PR inline-asm/39058
18454 * recog.h (asm_operand_ok): Add constraints argument.
18455 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
18456 recurse on matching constraint.
18457 (check_asm_operands): Pass constraints as 3rd argument to
18458 asm_operand_ok. Don't look up matching constraint here.
18459 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
18462 2009-02-02 Ben Elliston <bje@au.ibm.com>
18464 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
18465 TARGET_NARROW_VOLATILE_BITFIELD macro names.
18467 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18469 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
18470 information. Remove some obsolete information. Reorganize.
18472 * config/pa/fptr.c: Revert license to GPL 2.
18473 * config/pa/milli64.S: Likewise.
18475 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
18478 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
18479 LIBRARY name in, instead of hard-coding it.
18480 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
18481 extra target make frag to tmake_files according to EH model.
18482 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
18483 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
18484 frags that define makefile variable EH_MODEL appropriately.
18485 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
18486 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
18487 to "-sjlj" according to type of EH configured.
18488 (LIBGCC_SONAME): Concatenate it to shared library base name.
18489 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
18490 to "_sjlj" according to type of EH configured.
18491 (LIBGCC_SONAME): Concatenate it to shared library base name.
18492 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
18493 (SHLIB_LINK): Add missing semicolon to if-else construct.
18494 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
18495 string value of "pe_dll" command-line option.
18496 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
18497 (SHLIB_SONAME): Use it when overriding t-cygming default.
18498 (SHLIB_IMPLIB): Override t-cygming default.
18499 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
18500 string value of "pe_dll" command-line option.
18502 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
18505 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
18506 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
18508 2009-01-31 Richard Guenther <rguenther@suse.de>
18510 PR tree-optimization/38937
18511 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
18512 computing the transitive closure.
18514 2009-01-30 Richard Guenther <rguenther@suse.de>
18516 PR tree-optimization/39041
18517 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
18518 Propagate variable indices only if the types match for this stmt.
18520 2009-01-30 Jakub Jelinek <jakub@redhat.com>
18523 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
18524 inline but never defined.
18526 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
18528 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
18529 (*insv_h_di_reg_extimm): New insn.
18530 (*insv_l<mode>_reg_extimm): New insn.
18532 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
18534 * config/picochip/picochip.c (flag_conserve_stack): set
18535 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
18536 fconserve-stack. Reduce call-overhead used by inliner.
18538 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
18541 * common.opt (flag_conserve_stack): Initialised to zero.
18543 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
18546 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
18547 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
18550 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
18552 * ira-color.c (allocno_reload_assign): Update comments.
18553 * regmove.c (regmove_optimize): Likewise.
18557 2009-01-29 Robert Millan <rmh@aybabtu.com>
18559 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
18560 * config/i386/kopensolaris-gnu.h: New file. Undefine
18561 `MD_UNWIND_SUPPORT'.
18562 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
18564 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
18566 PR tree-optimization/39007
18567 * tree-loop-distribution.c (generate_builtin): Use
18568 recompute_dominator to compute the immediate dominator of the
18569 basic block just after the loop.
18571 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
18573 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
18574 (ASM_OUTPUT_DWARF_PCREL): Define.
18576 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
18578 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
18579 * doc/passes.texi: Remove entries about regclass, local-alloc, and
18580 global. Modify entries about regmove and IRA.
18582 * ra-conflict.c: Remove the file.
18584 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
18586 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
18587 (pass_regclass_init): Rename to pass_reginfo_init.
18589 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
18591 * toplev.h (flag_ira): Remove.
18593 * caller-save.c (setup_save_areas): Remove flag_ira.
18595 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
18597 * global.c: Remove the file.
18599 * opts.c (decode_options): Remove flag_ira.
18601 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
18603 * regmove.c: Modify file description.
18604 (find_use_as_address, try_auto_increment): Define them only if
18605 AUTO_INC_DEC is defined.
18606 (replacement_quality, replace_in_call_usage, fixup_match_1,
18607 stable_and_no_regs_but_for_p): Remove.
18608 (reg_set_in_bb): Make it static.
18609 (regmove_optimize): Remove flag_ira and code which worked for
18612 * local-alloc.c: Remove the file.
18614 * common.opt (fira): Remove.
18616 * ira.c: Include except.h.
18617 (eliminable_regset): Move from global.c.
18618 (mark_elimination): Ditto. Remove flag_ira.
18619 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
18620 equiv_mem_modified, validate_equiv_mem_from_store,
18621 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
18622 contains_replace_regs, memref_referenced_p, memref_used_between_p,
18623 no_equiv, recorded_label_ref): Move from local-alloc.c.
18624 (update_equiv_regs): Ditto. Make it static.
18625 (print_insn_chain, print_insn_chains): Move it from global.c.
18626 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
18627 (build_insn_chain): Ditto. Make it static.
18628 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
18629 Rename to init_live_subregs.
18630 (gate_ira): Remove flag_ira.
18632 * regclass.c: Rename reginfo.c. Change file description.
18633 (FORBIDDEN_INC_DEC_CLASSES): Remove.
18634 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
18635 (init_reg_sets_1): Remove code for evaluation of
18636 reg_class_superclasses and losing_caller_save_reg_set.
18637 (init_regs): Remove init_reg_autoinc.
18638 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
18639 ok_for_base_p_nonstrict): Remove.
18640 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
18641 (pass_regclass_init): Rename to pass_reginfo_init. Modify
18642 corresponding entries.
18643 (dump_regclass, record_operand_costs, scan_one_insn,
18644 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
18645 record_address_regs, auto_inc_dec_reg_p): Remove.
18646 (gt-regclass.h): Rename to gt-reginfo.h.
18648 * rtl.h (dump_global_regs, retry_global_alloc,
18649 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
18651 * Makefile.in (RA_H): Remove.
18652 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
18653 Rename regclass.o to reginfo.o.
18654 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
18656 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
18657 (GTFILES): Rename regclass.c to reginfo.c.
18659 * passes.c (init_optimization_passes): Remove pass_local_alloc and
18660 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
18662 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
18663 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
18665 (finish_spills): Ditto. Remove code for !flag_ira.
18667 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
18669 PR middle-end/35854
18670 * doc/invoke.texi (rtl debug options): Complete rewrite.
18671 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
18673 * mode-switching.c (pass_mode_switching): Rename pass from
18674 "mode-sw" to "mode_sw".
18675 * except.c (pass_convert_to_eh_ranges): Rename pass from
18676 "eh-ranges" to "eh_ranges".
18677 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
18681 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
18682 Alexander Monakov <amonakov@ispras.ru>
18684 PR middle-end/38857
18685 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
18687 (move_exprs_to_boundary): Change return type and pass through
18688 should_move from move_op. Relax assert. Update usage ...
18689 (schedule_expr_on_boundary): ... here. Use should_move instead of
18691 (move_op_orig_expr_found): Indicate that insn was disconnected from
18693 (code_motion_process_successors): Do not call after_merge_succs
18694 callback if original expression was not found when traversing any of
18696 (code_motion_path_driver): Change return type. Update prototype.
18697 (move_op): Update comment. Add a new parameter (should_move). Update
18698 prototype. Set *should_move based on indication provided by
18699 move_op_orig_expr_found.
18701 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
18703 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
18704 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
18705 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
18706 * config/rs6000/rs6000.c (rs6000_override_options): Default
18707 avoid-indexed-addresses on for Power6, off for everything else.
18708 (avoiding_indexed_address_p): New function.
18709 (rs6000_legitimize_address): Use it.
18710 (rs6000_legitimate_address): Likewise.
18711 * config/rs6000/rs6000.md (movXX_updateX): Likewise
18713 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
18715 PR tree-optimization/38997
18716 * tree-loop-distribution.c (generate_memset_zero): Use
18717 POINTER_PLUS_EXPR for a pointer addition.
18719 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
18721 * config/s390/s390.md (bswap<mode>2): New pattern added.
18723 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18725 * config/s390/s390.md (*tls_load_31): Added type attribute.
18727 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18729 * config/s390/s390.md: Fix a few comments.
18731 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18733 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
18734 (*tm<mode>_full): Fixed z10prop attribute.
18735 (*tst<mode>_extimm): Fixed z10prop attribute.
18736 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
18737 (*tstqiCCT_cconly): Fixed z10prop attribute.
18738 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
18739 (*movsi_larl): Fixed z10prop attribute.
18740 (*movsi_zarch): Fixed z10prop attribute.
18741 (*movsi_eas): Fixed z10prop attribute.
18742 (*movhi): Fixed z10prop attribute.
18743 (*movqi): Fixed z10prop attribute.
18744 (*movstrictqi): Fixed z10prop attribute.
18745 (*mov<mode>): Fixed z10prop attribute.
18746 (*movcc): Fixed z10prop attribute.
18747 (*sethighpartdi_64): Fixed z10prop attribute.
18748 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
18749 (*negdi2_sign_cc): Fixed z10prop attribute.
18750 (*negdi2_sign): Fixed z10prop attribute.
18751 (*absdi2_sign_cc): Fixed z10prop attribute.
18752 (*absdi2_sign): Fixed z10prop attribute.
18753 (*negabsdi2_sign_cc): Fixed z10prop attribute.
18754 (*negabsdi2_sign): Fixed z10prop attribute.
18755 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
18756 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
18757 (doloop_si64): Fixed z10prop attribute.
18758 (doloop_si31): Fixed z10prop attribute.
18759 (doloop_long): Fixed z10prop attribute.
18760 (indirect_jump): Fixed z10prop attribute.
18761 (nop): Fixed z10prop attribute.
18762 (main_base_64): Fixed z10prop attribute.
18763 (reload_base_64): Fixed z10prop attribute.
18765 2009-01-28 Jakub Jelinek <jakub@redhat.com>
18767 PR rtl-optimization/38740
18768 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
18770 * config/mips/mips.c (mips_reorg): Likewise.
18772 2009-01-28 Richard Guenther <rguenther@suse.de>
18774 PR tree-optimization/38926
18775 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
18776 with the correct value id to a value.
18777 (do_regular_insertion): Use the value number of edoubleprime
18778 for the value number of the expr.
18781 2008-08-21 Richard Guenther <rguenther@suse.de>
18783 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
18784 a PHI ask VN if it is already available.
18785 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
18786 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
18788 2009-01-28 Jakub Jelinek <jakub@redhat.com>
18790 PR middle-end/38934
18791 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
18792 set to varying whenever max has TREE_OVERFLOW set, similarly
18793 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
18795 2009-01-28 Richard Guenther <rguenther@suse.de>
18797 PR middle-end/38908
18798 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
18799 uninitialized aggregate uses in call arguments.
18801 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
18803 PR tree-optimization/38984
18804 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
18805 the nothing_id variable if -fno-delete-null-pointer-checks.
18807 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
18810 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
18811 (set_got_offset_rex64): Ditto.
18813 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
18816 * doc/extend.texi: Improve local variable with asm reg.
18818 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
18820 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
18821 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
18822 was not supplied then set warn_packed_bitfield_compat to the
18823 default value of 1.
18824 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
18827 2009-01-27 Richard Guenther <rguenther@suse.de>
18829 PR tree-optimization/38503
18830 * cfgexpand.c (expand_gimple_basic_block): Ignore
18831 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
18832 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
18833 variables that cannot have TBAA applied.
18834 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
18837 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
18839 PR middle-end/38969
18840 * calls.c (initialize_argument_information): Do not wrap complex
18841 arguments in SAVE_EXPR.
18843 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
18845 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
18846 (INSTALL_LIBGCC): Revert typo commit.
18848 2009-01-26 Richard Guenther <rguenther@suse.de>
18850 PR tree-optimization/38745
18851 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
18852 from special handling.
18854 2009-01-26 Richard Guenther <rguenther@suse.de>
18856 PR tree-optimization/38745
18857 * tree-ssa.c (execute_update_addresses_taken): Do not include
18858 variables that cannot possibly be a register in not_reg_needs.
18859 Do not clear TREE_ADDRESSABLE on vars that may not become
18861 * tree-ssa.c (update_alias_info_1): Include those in the set
18862 of addressable vars.
18864 2009-01-26 Richard Guenther <rguenther@suse.de>
18866 PR middle-end/38851
18867 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
18868 * tree-ssa-dse.c: Include langhooks.h
18869 (execute_simple_dse): Remove stores with zero size.
18871 2009-01-24 Jakub Jelinek <jakub@redhat.com>
18874 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
18877 2009-01-24 Julian Brown <julian@codesourcery.com>
18879 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
18880 config/arm/linux-atomic.c.
18881 * config/arm/linux-atomic.c: New.
18883 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
18885 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
18886 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
18887 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
18889 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
18892 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
18895 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
18897 PR tree-optimization/38953
18898 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
18899 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
18900 (gloog): Split the exit of the scop when the scop exit is a loop exit.
18901 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
18904 2009-01-24 Paul Brook <paul@codesourcery.com>
18906 * config/arm/neon.md (neon_type): Move to arm.md.
18907 (neon_mov<VSTRUCT>): Add neon_type attribute.
18908 * config/arm/arm.md (neon_type): Move to here.
18909 (conds): Add "unconditioal" and use as default for NEON insns.
18911 2009-01-24 Ben Elliston <bje@au.ibm.com>
18913 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
18914 void *' warning from -Wc++-compat.
18915 * Makefile.in (dominance.o-warn): Remove.
18917 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
18919 PR tree-optimization/38932
18920 * fold-const.c (fold_unary_ignore_overflow): New.
18921 * tree.h (fold_unary_ignore_overflow): Declare.
18922 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
18923 * tree-ssa-sccvn.c (visit_reference_op_load,
18924 simplify_unary_expression): Likewise.
18926 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
18928 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
18929 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
18930 regardless of their type.
18931 * c-common.c (handle_packed_attribute): Don't ignore packed on
18933 * c.opt (Wpacked-bitfield-compat): New warning option.
18934 * stor-layout.c (place_field): Warn if offset of a field changed.
18935 * doc/extend.texi (packed): Mention the ABI change.
18936 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
18937 (Warning Options): Add it to the list.
18939 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
18941 * c-opts.c (c_common_post_options): Fix a typo in comments.
18943 2009-01-22 Steve Ellcey <sje@cup.hp.com>
18945 PR middle-end/38615
18946 * gimplify.c (gimplify_init_constructor): Fix promotion of const
18947 variables to static.
18948 * doc/invoke.texi (-fmerge-all-constants): Update description.
18950 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
18953 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
18954 (*movdi_1_rex64): Use type "mmx" for alternative 5.
18956 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
18958 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
18960 (LOCAL_ALIGNMENT): Similarly.
18962 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
18963 Joseph Myers <joseph@codesourcery.com>
18965 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
18966 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
18967 * config/arm/arm-tune.md: Regenerate.
18968 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
18971 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
18973 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
18974 version number to five.
18976 2009-01-22 Dodji Seketeli <dodji@redhat.com>
18979 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
18980 * c-common.c (set_underlying_type): Likewise.
18981 (is_typedef_decl ): Likewise
18983 (set_underlying_type): Likewise.
18984 (is_typedef_type): Likewise.
18986 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
18988 PR middle-end/38587
18989 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
18992 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
18995 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
18996 (LIBGCC_SPEC): Don't define.
18997 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
18999 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
19001 PR rtl-optimization/38879
19002 * alias.c (base_alias_check): Unaligned access via AND address can
19003 alias all surrounding object types except those with sizes equal
19004 or wider than the size of unaligned access.
19006 2009-01-21 Dodji Seketeli <dodji@redhat.com>
19009 * c-decl.c (clone_underlying_type): Move this ...
19010 * c-common.c (set_underlying_type): ... here.
19011 Also, make sure the function properly sets TYPE_STUB_DECL() on
19012 the newly created typedef variant type.
19013 (is_typedef_decl ): New entry point.
19014 * tree.h: Added a new member member_types_needing_access_check to
19015 struct tree_decl_non_common.
19016 (set_underlying_type): New entry point.
19017 (is_typedef_type): Likewise.
19019 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
19021 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
19022 Check whether two instructions have memory references that
19023 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
19024 are helper functions for traversing.
19025 * alias.h (insn_alias_sets_confilict_p): New prototypes.
19026 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
19027 not to draw dependency edge for instructions with non-conflicting
19030 2009-01-20 Joseph Myers <joseph@codesourcery.com>
19033 * longlong.h: Update copyright years. Use soft-fp license notice.
19034 Sync __clz_tab declaration with glibc.
19036 2009-01-20 Steve Ellcey <sje@cup.hp.com>
19039 * doc/extend.texi (syscall_linkage): New.
19040 (version_id): Modify.
19042 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
19043 Richard Guenther <rguenther@suse.de>
19045 PR tree-optimization/38747
19046 PR tree-optimization/38748
19047 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
19048 conversion if the base address is an indirect reference and the
19049 aliasing sets could cause issues.
19051 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
19053 * common.opt (fgraphite, fgraphite-identity): Add comment for
19054 explaining why these options are not documented.
19056 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
19058 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
19059 gimple_call_lhs is NULL.
19061 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
19064 * emit-rtl.c (adjust_address_1): Make sure memref is never
19067 2009-01-20 Ben Elliston <bje@au.ibm.com>
19069 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
19070 const qualifier from arg parameter. Remove unnecessary cast to char *.
19071 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
19072 const qualifier from arg 2.
19074 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
19076 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
19078 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
19081 * rtl.h (reinit_regs): New prototype.
19082 * regclass.c: Include ira.h.
19083 (reinit_regs): New.
19084 * Makefile.in (regclass.o): Add ira.h.
19085 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
19087 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
19090 * c-common.c (handle_aligned_attribute): Use
19091 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
19092 default alignment value.
19094 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
19096 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
19097 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
19099 * doc/extend.texi: Update __attribute__ ((aligned)). Document
19100 __BIGGEST_ALIGNMENT__.
19102 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
19104 2009-01-18 Richard Guenther <rguenther@suse.de>
19106 PR tree-optimization/38819
19107 * tree-flow.h (operation_could_trap_helper_p): Declare.
19108 * tree-eh.c (operation_could_trap_helper_p): Export.
19109 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
19110 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
19111 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
19112 are about to insert a possibly trapping instruction and fail
19115 2009-01-18 Andreas Schwab <schwab@suse.de>
19117 * doc/install.texi (Configuration): Remove obsolete paragraph
19118 about use of --with-gnu-ld with --with-gnu-as.
19120 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
19122 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
19123 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
19124 Follow spelling conventions.
19126 2009-01-18 Ben Elliston <bje@au.ibm.com>
19128 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
19129 C++ warning about implicit conversion from void * to struct
19131 (bitmap_obstack_free): Likewise for bitmap_element *.
19132 * Makefile.in (bitmap.o-warn): Remove.
19134 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
19136 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
19138 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
19139 Tobias Grosser <tobi.grosser@amd.com>
19141 * graphite.c (graphite_trans_scop_block): Do not block single
19144 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
19146 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
19147 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
19148 test with assertion.
19150 2009-01-16 Richard Guenther <rguenther@suse.de>
19152 PR tree-optimization/38835
19153 PR middle-end/36227
19154 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
19155 and INT + PTR -> (INT)(PTR p+ INT) folding.
19156 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
19158 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
19161 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
19162 the subreg from a lowpart subreg if it is also casting the value.
19164 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
19165 Tobias Grosser <tobi.grosser@amd.com>
19167 * graphite.c (compare_prefix_loops): New.
19168 (build_scop_canonical_schedules): Rewritten.
19169 (graphite_transform_loops): Move build_scop_canonical_schedules
19170 after build_scop_iteration_domain.
19172 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
19173 Tobias Grosser <tobi.grosser@amd.com>
19175 * graphite.c (add_conditions_to_domain): Add the loops to
19176 the dimension of the iteration domain. Do copy the domain
19177 only when it exists.
19178 (build_scop_conditions_1): Do not call add_conditions_to_domain.
19179 (add_conditions_to_constraints): New.
19180 (can_generate_code_stmt, can_generate_code): Removed.
19181 (gloog): Do not call can_generate_code.
19182 (graphite_transform_loops): Call add_conditions_to_constraints
19183 after building the iteration domain.
19185 2009-01-16 Jakub Jelinek <jakub@redhat.com>
19187 PR tree-optimization/38789
19188 * tree-ssa-threadedge.c
19189 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
19190 __builtin_constant_p.
19192 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
19194 * dce.c (delete_unmarked_insns): Reversed the order that insns are
19195 examined before deleting them.
19197 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
19199 * function.c (aggregate_value_p): Correctly extract the function
19200 type from CALL_EXPR_FN lookup.
19202 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
19204 * config/picochip/picochip.c (picochip_override_options): Revert
19205 CFI asm flag disable commited previously.
19207 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
19208 Tobias Grosser <tobi.grosser@amd.com>
19209 Jan Sjodin <jan.sjodin@amd.com>
19211 * graphite.c (scan_tree_for_params): On substractions negate
19212 all the coefficients of the term.
19213 (clast_to_gcc_expression_red): New. Handle reduction expressions
19214 of more than two operands.
19215 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
19216 (get_vdef_before_scop): Handle also the case of default definitions.
19218 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
19220 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
19221 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
19222 Also use them when walking CALL_INSN_FUNCTION_USAGE.
19224 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
19225 Joey Ye <joey.ye@intel.com>
19227 PR middle-end/37843
19228 * cfgexpand.c (expand_stack_alignment): Don't update stack
19229 boundary nor check incoming stack boundary here.
19230 (gimple_expand_cfg): Update stack boundary and check incoming
19231 stack boundary here.
19233 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
19235 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
19237 2009-01-14 Jakub Jelinek <jakub@redhat.com>
19239 PR rtl-optimization/38245
19240 * calls.c (expand_call): Add stack arguments to
19241 CALL_INSN_FUNCTION_USAGE even for pure calls (when
19242 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
19243 in regs and partially in memory or BLKmode arguments.
19244 (emit_library_call_value_1): Add stack arguments to
19245 CALL_INSN_FUNCTION_USAGE even for pure calls (when
19246 ACCUMULATE_OUTGOING_ARGS).
19247 * dce.c: Include tm_p.h.
19248 (find_call_stack_args): New function.
19249 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
19251 (mark_insn): Call find_call_stack_args for CALL_Ps.
19252 (prescan_insns_for_dce): Walk insns backwards in bb rather than
19253 forwards. Allocate and free arg_stores bitmap if needed, pass it
19254 down to deletable_insn_p, don't mark stores set in arg_stores
19255 bitmap, clear the bitmap at the beginning of each bb.
19256 * Makefile.in (dce.o): Depend on $(TM_P_H).
19258 2009-01-14 Michael Meissner <gnu@the-meissners.org>
19261 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
19262 to make sure the insn is a conditional test (bug 22599). Reformat a
19265 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
19267 PR middle-end/38431
19268 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
19269 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
19270 (gloog): Do not call cleanup_tree_cfg.
19271 (graphite_transform_loops): Call cleanup_tree_cfg after all
19272 scops have been code generated.
19274 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
19275 * doc/gty.texi (Invoking the garbage collector): Added new node
19276 and section documenting ggc_collect.
19278 2009-01-14 Richard Guenther <rguenther@suse.de>
19280 PR tree-optimization/38826
19281 PR middle-end/38477
19282 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
19283 initialization notes only if we actually emitted a warning.
19284 (intra_create_variable_infos): Add constraints for a result decl
19285 that is passed by hidden reference.
19286 (build_pred_graph): Mark all related variables non-direct on
19289 2009-01-14 Nick Clifton <nickc@redhat.com>
19291 * ira-conflicts.c: Include addresses.h for the definition of
19293 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
19294 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
19296 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
19299 * Makefile.in (ira-lives.o): Add except.h.
19301 * ira-lives.c: Include except.h.
19302 (process_bb_node_lives): Process can_throw_internal.
19304 2009-01-13 Jakub Jelinek <jakub@redhat.com>
19306 PR rtl-optimization/38774
19307 * combine.c (simplify_set): When undoing cc_use change, don't do
19308 PUT_CODE on the newly created comparison, but instead put back the
19311 2009-01-13 Joseph Myers <joseph@codesourcery.com>
19313 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
19314 values. Remove duplicate arm8 entry.
19316 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
19318 PR tree-optimization/38786
19319 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
19320 the SSA_NAME case of expand_scalar_variables_expr.
19321 Set the type of an expression to the type of its assign statement.
19322 (expand_scalar_variables_expr): Also gather the scalar computation
19323 used to index the memory access. Do not pass loop_p.
19324 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
19325 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
19326 the gimple_stmt_iterator where it inserts new code.
19327 Do not pass loop_p.
19328 (copy_bb_and_scalar_dependences): Do not pass loop_p.
19329 (translate_clast): Update call to copy_bb_and_scalar_dependences.
19331 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
19333 * graphite.h (debug_value): Removed.
19334 * graphite.c (debug_value): Removed.
19336 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
19338 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
19339 ldrd/strd with two 32-bit instructions.
19341 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
19343 * config/arm/arm.c (struct processors): Pass for speed down into
19344 cost helper functions.
19345 (const_ok_for_op): Handle COMPARE and inequality nodes.
19346 (arm_rtx_costs_1): Rewrite.
19347 (arm_size_rtx_costs): Update prototype.
19348 (arm_rtx_costs): Pass speed down to helper functions.
19349 (arm_slowmul_rtx_costs): Rework cost calculations.
19350 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
19351 (arm_9e_rtx_costs): Likewise.
19353 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
19355 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
19356 relocations of local symbols wider than UNITS_PER_WORD are not valid.
19357 (alpha_legitimize_address): Do not split local symbols wider than
19358 UNITS_PER_WORD into HIGH/LO_SUM parts.
19360 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
19363 * gcc.c (process_command): Replace call to execvp with calls
19364 to pex_one and exit.
19366 2009-01-03 Anatoly Sokolov <aesok@post.ru>
19369 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
19370 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
19371 variant for devices with 3-byte PC.
19372 (__tablejump_elpm__): New.
19374 2009-01-12 Jakub Jelinek <jakub@redhat.com>
19377 * c-parser.c (c_parser_postfix_expression): Allow `->' in
19378 offsetof member-designator, handle it as `[0].'.
19380 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19382 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
19383 function when not using named sections on targets with named sections
19384 if branch distance is less than 262132.
19386 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
19388 * combine.c (combine_instructions): Recompute
19389 optimize_this_for_speed_p for each BB in the main combine loop.
19391 2009-01-12 Tomas Bily <tbily@suse.cz>
19394 * tree-loop-distribution.c (prop_phis): New function.
19395 (generate_builtin): Call prop_phis.
19396 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
19398 2009-01-12 Jakub Jelinek <jakub@redhat.com>
19400 PR tree-optimization/38807
19401 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
19402 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
19404 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
19406 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
19407 subreg of op0 to the original op0.
19409 2009-01-11 Laurent GUERBY <laurent@guerby.net>
19411 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
19413 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
19416 * mips-tfile.c (parse_def): Fix parsing of def strings
19417 starting with digits.
19419 2009-01-10 Jakub Jelinek <jakub@redhat.com>
19422 * config/arm/arm.c (arm_is_long_call_p): Don't call
19423 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
19425 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
19427 * regrename.c (regrename_optimize): Fix dumping.
19428 (find_oldest_value_reg): Preserve REG_POINTER.
19429 (copy_hardreg_forward_1): Likewise.
19431 2009-01-09 Diego Novillo <dnovillo@google.com>
19433 * gimple.h (struct gimple_statement_base) <uid>: Document
19434 the restrictions on its use.
19435 (gimple_uid): Tidy.
19436 (gimple_set_uid): Tidy.
19438 2009-01-09 Jakub Jelinek <jakub@redhat.com>
19440 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
19441 zero guard even if align_bytes != 0 and count is smaller than
19444 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
19446 PR rtl-optimization/38495
19447 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
19448 (add_range_and_copies_from_move_list): Print all added ranges.
19449 Add ranges to memory optimized destination.
19451 2009-01-09 Jakub Jelinek <jakub@redhat.com>
19455 * config/i386/i386.c (override_options): Reject
19456 -mstringop-strategy=rep_8byte with -m32.
19457 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
19458 to 1. Do count comparison against epilogue_size_needed at compile
19459 time even when count_exp was constant forced into register. For
19460 size_needed don't jump to epilogue, instead just avoid aligning
19461 and invoke the body algorithm. If need_zero_guard, add zero guard
19462 even if count is non-zero, but smaller than size_needed + number of
19463 bytes that could be stored for alignment.
19464 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
19465 to 1. If need_zero_guard, add zero guard even if count is non-zero,
19466 but smaller than size_needed + number of bytes that could be stored
19467 for alignment. Compare size_needed with epilogue_size_needed instead
19468 of desired_align - align, don't adjust size_needed, pass
19469 epilogue_size_needed to the epilogue expanders.
19472 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
19474 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19476 * pa.c (last_address): Change to unsigned.
19477 (update_total_code_bytes): Change argument to unsigned. Don't
19478 check if insn addresses are set.
19479 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
19480 addresses are not set.
19481 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
19483 2009-01-09 Nick Clifton <nickc@redhat.com>
19485 * config/sh/symbian.c: Replace uses of DECL_INLINE with
19486 DECL_DECLARED_INLINE_P.
19488 2009-01-09 Jakub Jelinek <jakub@redhat.com>
19490 PR middle-end/38347
19491 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
19492 GET_MODE (op0) in operand_subword_force calls.
19494 PR middle-end/38771
19495 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
19496 fold_convert arg0 operands to TREE_TYPE (op0) first.
19498 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
19500 * params.def (ira-max-conflict-table-size): Decrease default value
19503 2009-01-08 Jakub Jelinek <jakub@redhat.com>
19505 PR tree-optimization/37031
19506 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
19508 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
19509 allocate it using gc instead of heap, use VEC_quick_push instead of
19511 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
19512 instead of heap, use VEC_quick_push instead of VEC_safe_push.
19513 * tree-data-ref.h (struct access_matrix): Change matrix to gc
19514 allocated vector from heap allocated.
19515 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
19516 * tree-loop-linear.c (linear_transform_loops): Allocate nest
19517 vector only after perfect_loop_nest_depth call.
19519 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
19520 Jan Sjodin <jan.sjodin@amd.com>
19522 PR tree-optimization/38559
19523 * graphite.c (debug_value, copy_constraint,
19524 swap_constraint_variables, scale_constraint_variable, ): New.
19525 (get_lower_bound, get_upper_bound): Removed.
19526 (graphite_trans_bb_strip_mine): Clean up this code that works
19527 only for constant number of iterations. Fully copy upper and
19528 lower bound constraints, not only the constant part of them.
19529 * graphite.h (debug_value): Declared.
19531 2009-01-08 Ira Rosen <irar@il.ibm.com>
19533 PR tree-optimization/37194
19534 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
19535 Don't add the cost of cost model guard in prologue to scalar
19536 outside cost in case of known number of iterations.
19538 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
19539 Alan Modra <amodra@bigpond.net.au>
19541 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
19542 non-word-aligned REG+CONST addressing.
19544 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
19547 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
19548 free_after_compilation when outputting a thunk.
19549 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
19550 Do not call free_after_compilation here.
19552 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
19554 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
19555 (ix86_valid_target_attribute_inner_p): Ditto.
19557 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
19559 PR tree-optimization/38492
19560 PR tree-optimization/38498
19561 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
19562 * tree-chrec.h (scev_is_linear_expression): Declared.
19563 * graphite.c (graphite_cannot_represent_loop_niter): New.
19564 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
19565 (graphite_loop_normal_form): Use gcc_assert.
19566 (scan_tree_for_params): Use CASE_CONVERT.
19567 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
19568 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
19569 Use gcc_assert. Discard scops that contain unhandled cases.
19570 (build_scop_conditions): Return a boolean status for unhandled cases.
19571 (strip_mine_profitable_p): Print the loop number, not its depth.
19572 (is_interchange_valid): Pass the depth of the loop nest, don't
19573 recompute it wrongly.
19574 (graphite_trans_bb_block): Same.
19575 (graphite_trans_bb_block): Print tentative of loop blocking.
19576 (graphite_trans_scop_block): Do not print that the loop has been
19578 (graphite_transform_loops): Do not handle scops that contain condition
19581 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
19583 AVX Programming Reference (December, 2008)
19584 * config/i386/avxintrin.h (_mm256_stream_si256): New.
19585 (_mm256_stream_pd): Likewise.
19586 (_mm256_stream_ps): Likewise.
19588 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
19589 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
19590 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
19591 (bdesc_special_args): Add __builtin_ia32_movntdq256,
19592 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
19593 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
19594 (ix86_expand_special_args_builtin): Likewise.
19596 * config/i386/sse.md (AVXMODEDI): New.
19597 (avx_movnt<mode>): Likewise.
19598 (avx_movnt<mode>): Likewise.
19599 (<sse>_movnt<mode>): Remove AVX support.
19600 (sse2_movntv2di): Likewise.
19602 2009-01-07 Richard Guenther <rguenther@suse.de>
19604 PR middle-end/38751
19605 * fold-const.c (extract_muldiv): Remove obsolete comment.
19606 (fold_plusminus_mult_expr): Undo MINUS_EXPR
19607 to PLUS_EXPR canonicalization for the canonicalization.
19609 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
19611 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
19612 hosted cross-compilers generating less efficient code.
19614 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
19616 * function.h (rtl_data): Add a dbr_scheduled_p field.
19617 * reorg.c (dbr_schedule): Set it.
19618 (gate_handle_delay_slots): Check it.
19619 * config/mips/mips.c (mips_base_delayed_branch): Delete.
19620 (mips_reorg): Check flag_delayed_branch instead of
19621 mips_base_delayed_branch.
19622 (mips_override_options): Don't set mips_base_delayed_branch
19623 or flag_delayed_branch.
19625 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
19627 PR rtl-optimization/38426.
19628 * ira.c (ira): Set current_function_is_leaf earlier.
19630 2009-01-06 Jakub Jelinek <jakub@redhat.com>
19632 PR rtl-optimization/38722
19633 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
19634 too early, only set a flag and modify after last possible
19637 2009-01-06 Janis Johnson <janis187@us.ibm.com>
19640 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
19641 * real.c (decimal_single_format): Correct values of emin and emax.
19642 (decimal_double_format): Ditto.
19643 (decimal_quad_format): Ditto.
19644 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
19645 computation of DECnn_MIN and DECnn_MAX for corrected values of
19646 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
19647 __DECnn_MIN__, and adjust its computation for the corrected value
19650 2009-01-06 Jan Hubicka <jh@suse.cz>
19653 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
19655 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
19657 * doc/contrib.texi (Contributors): Slightly adjust the end note.
19658 Add Robert Clark to the list of testers.
19660 2009-01-06 Jan Hubicka <jh@suse.cz>
19661 Kai Tietz <kai.tietz@onevision.com>
19663 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
19664 * config/i386/i386.c (ix86_expand_call): Add clobbers.
19666 2009-01-06 Jan Hubicka <jh@suse.cz>
19667 Kai Tietz <kai.tietz@onevision.com>
19669 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
19671 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
19672 (ix86_nsaved_regs): Count only general purpose regs.
19673 (ix86_nsaved_sseregs): New.
19674 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
19675 to 16 for w64; compute padding and size of sse reg save area.
19676 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
19677 general purpose regs.
19678 (ix86_emit_save_sse_regs_using_mov): New.
19679 (ix86_expand_prologue): Save SSE regs if needed.
19680 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
19681 (ix86_emit_restore_sse_regs_using_mov): New.
19682 (ix86_expand_epilogue): Save SSE regs if needed.
19684 2009-01-06 Jan Hubicka <jh@suse.cz>
19685 Kai Tietz <kai.tietz@onevision.com>
19687 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
19688 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
19689 functions when accumulate outgoing args is off.
19691 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
19694 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
19695 before using pseudos_have_intersected_live_ranges_p.
19697 * ira-int.h (ira_assert): Always define.
19699 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
19701 AVX Programming Reference (December, 2008)
19702 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
19703 (_mm256_permute2_pd): Likewise.
19704 (_mm_permute2_ps): Likewise.
19705 (_mm256_permute2_ps): Likewise.
19706 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
19707 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
19709 * config/i386/i386.c (ix86_builtins): Remove
19710 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
19711 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
19712 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
19713 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
19714 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
19715 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
19716 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
19717 __builtin_ia32_vpermil2ps256.
19718 (ix86_init_mmx_sse_builtins): Updated.
19719 (ix86_expand_args_builtin): Likewise.
19721 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19723 * pa.c (output_call): Relocate non-jump insns in the delay slot of
19724 long absolute calls when generating PA 2.0 code.
19726 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
19728 PR rtl-optimization/38583
19729 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
19731 * params.def (ira-max-conflict-table-size): New.
19733 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
19735 * ira.h (ira_conflicts_p): New external definition.
19737 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
19738 table. Report this. Return result of building.
19739 (ira_build_conflicts): Use ira_conflicts_p. Check result of
19740 building conflict table.
19742 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
19743 (ira_color): Use ira_conflicts_p.
19745 * global.c: Include ira.h.
19746 (pseudo_for_reload_consideration_p, build_insn_chain): Use
19749 * Makefile.in (global.o): Add ira.h.
19751 * ira-build.c (mark_all_loops_for_removal,
19752 propagate_some_info_from_allocno): New.
19753 (remove_unnecessary_allocnos): Call
19754 propagate_some_info_from_allocno.
19755 (remove_low_level_allocnos): New.
19756 (remove_unnecessary_regions): Add parameter. Call
19757 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
19758 parameter to remove_unnecessary_regions.
19759 (ira_build): Remove all regions but root if the conflict table was
19760 not built. Update conflict hard regs for allocnos crossing calls.
19762 * ira.c (ira_conflicts_p): New global.
19763 (ira): Define and use ira_conflicts_p.
19765 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
19766 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
19767 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
19769 2009-01-06 Ben Elliston <bje@au.ibm.com>
19771 * gengtype-lex.l (YY_NO_INPUT): Define.
19773 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
19776 * c-common.c (handle_vector_size_attribute): Also reject
19777 BOOLEAN_TYPE types.
19779 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
19781 PR tree-optimization/38492
19782 * graphite.c (rename_map_elt, debug_rename_elt,
19783 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
19784 rename_map_elt_info, eq_rename_map_elts,
19785 get_new_name_from_old_name, bb_in_sese_p): Moved around.
19786 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
19787 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
19788 (sese_build_livein_liveouts): New.
19789 (new_sese, free_sese): New.
19790 (new_scop): Call new_sese.
19791 (free_scop): Call free_sese.
19792 (rename_variables_from_edge, rename_phis_end_scop): Removed.
19793 (register_old_new_names): Renamed register_old_and_new_names.
19794 (register_scop_liveout_renames, add_loop_exit_phis,
19795 insert_loop_close_phis, struct igp,
19796 default_liveout_before_guard, add_guard_exit_phis,
19797 insert_guard_phis, copy_renames): New.
19798 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
19799 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
19800 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
19801 (scop_adjust_phis_for_liveouts): New.
19802 (gloog): Call scop_adjust_phis_for_liveouts.
19804 * graphite.h (struct sese): Documented. Added fields liveout,
19805 num_ver and livein.
19806 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
19807 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
19808 (struct scop): Added field liveout_renames.
19809 (SCOP_LIVEOUT_RENAMES): New.
19811 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
19813 PR tree-optimization/38510
19814 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
19815 (translate_clast): Call recompute_all_dominators before
19817 (gloog): Call recompute_all_dominators before graphite_verify.
19819 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
19820 Jan Sjodin <jan.sjodin@amd.com>
19822 PR tree-optimization/38500
19823 * graphite.c (create_sese_edges): Call fix_loop_structure after
19826 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
19828 * config.gcc: Add m32r*-*-rtems*.
19829 * config/m32r/rtems.h: New file.
19831 2009-01-05 Ben Elliston <bje@au.ibm.com>
19833 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
19834 (.po.pox): Likewise.
19835 (po/gcc.pot): Likewise.
19837 2009-01-04 David S. Miller <davem@davemloft.net>
19839 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
19840 (STARTING_FRAME_OFFSET): Always set to zero.
19842 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
19844 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
19845 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
19846 fixed-point types, and vectors of the same.
19848 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
19850 * config/mips/sync.md (*mb_barrier): Rename to...
19851 (*memory_barrier): ...this.
19853 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
19855 * doc/extend.texi (Function Attributes): Move @cindex after @item
19856 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
19857 and put in alphabetical order. Fix 'target' name and put in order.
19858 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
19861 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
19863 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
19864 (memory_barrier): Expand as unspec instead of unspec_volatile.
19865 Remove mem:BLK from insn operands. Use Pmode scratch register.
19866 (*memory_barrier): Define as unspec instead of unspec_volatile.
19867 Use (match_dup 0) as input operand.
19869 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
19870 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
19871 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
19872 scratch register. Remove operand 1.
19873 (*stbar): Define as unspec instead of unspec_volatile.
19874 Use (match_dup 0) as input operand, remove (const_int 8).
19875 (*membar): Define as unspec instead of unspec_volatile.
19876 Use (match_dup 0) as input operand, remove input operand 2.
19878 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
19879 (memory_barrier): Expand as unspec instead of unspec_volatile.
19880 Remove mem:BLK from insn operands. Use Pmode scratch register.
19881 (*memory_barrier): Define as unspec instead of unspec_volatile.
19882 Use (match_dup 0) as input operand.
19884 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
19885 Remove mem:BLK from insn operands. Use Pmode scratch register.
19886 Set volatile flag on operand 0.
19887 (*memory_barrier): New insn pattern.
19889 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
19891 (*memory_barrier): Use (match_dup 0) as input operand.
19893 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
19894 Remove mem:BLK from insn operands. Use Pmode scratch register.
19895 Set volatile flag on operand 0.
19896 (*mb_internal): New insn pattern.
19898 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
19900 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
19902 PR middle-end/38586
19903 * function.c (struct temp_slot): Move to the section of the file
19904 that deals with temp slots. Remove field 'address'.
19905 (temp_slot_address_table): New hash table of address -> temp slot.
19906 (struct temp_slot_address_entry): New struct, items for the table.
19907 (temp_slot_address_compute_hash, temp_slot_address_hash,
19908 temp_slot_address_eq, insert_temp_slot_address): Support functions
19910 (find_temp_slot_from_address): Rewrite to use the new hash table.
19911 (remove_unused_temp_slot_addresses): Remove addresses of temp
19912 slots that have been made available.
19913 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
19914 worker function for remove_unused_temp_slot_addresses.
19915 (assign_stack_temp_for_type): Don't clear the temp slot address list.
19916 Add the temp slot address to the address -> temp slot map.
19917 (update_temp_slot_address): Update via insert_temp_slot_address.
19918 (free_temp_slots): Call remove_unused_temp_slot_addresses.
19919 (pop_temp_slots): Likewise.
19920 (init_temp_slots): Allocate the address -> temp slot map, or empty
19921 the map if it is already allocated.
19922 (prepare_function_start): Initialize temp slot processing.
19924 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
19926 PR middle-end/38584
19927 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
19928 Calculate the size of all stack vars assuming no packing of stack
19929 vars will happen, replacing a quadratic algorithm with a linear one.
19931 2009-01-03 Jakub Jelinek <jakub@redhat.com>
19934 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
19937 2009-01-03 Diego Novillo <dnovillo@google.com>
19939 * doc/contrib.texi: Update contributions.
19941 2009-01-03 Jakub Jelinek <jakub@redhat.com>
19944 * builtins.c (fold_builtin_memory_op): Give up if either operand
19945 is volatile. Set srctype or desttype to non-qualified version
19949 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
19950 and FUNCTION_DECLs.
19952 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
19954 PR rtl-optimization/35805
19955 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
19956 problem if fast dce is able to remove any instructions.
19957 * dce.c (dce_process_block): Fix dump message.
19959 2009-01-02 Mark Mitchell <mark@codesourcery.com>
19962 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
19964 2009-01-02 Jakub Jelinek <jakub@redhat.com>
19966 PR middle-end/38690
19967 * tree-flow.h (op_code_prio, op_prio): New prototypes.
19968 * tree-pretty-print.c (op_code_prio): New function.
19969 (op_prio): No longer static. Use op_code_prio.
19970 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
19971 Use op_prio and op_code_prio to determine if () should be
19972 printed around operand(s) or not.
19974 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
19975 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
19976 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
19977 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
19978 pp_character instead of pp_string for single letter printing.
19980 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
19982 * doc/extend.texi: Fix '#pragma GCC option' typo.
19984 2009-01-02 Richard Guenther <rguenther@suse.de>
19986 * doc/install.texi (--enable-checking): Mention different
19987 default for stage1.
19988 (--enable-stage1-checking): Document.
19990 2009-01-01 Andrew Pinski <pinskia@gmail.com>
19992 PR middle-end/30142
19993 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
19994 case to be an error.
19996 2009-01-02 Ben Elliston <bje@au.ibm.com>
19998 * config/fp-bit.h (pack_d): Constify argument.
19999 * config/fp-bit.c (makenan): Constify return type. Remove casts.
20000 (isnan): Constify argument.
20002 (iszero): Likewise.
20003 (pack_d): Likewise.
20004 (_fpadd_parts): Constify return type.
20005 (_fpmul_parts): Likewise.
20006 (_fpdiv_parts): Likewise.
20008 2009-01-01 Jakub Jelinek <jakub@redhat.com>
20011 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
20012 warn about overwriting initializer with side-effects or
20013 -Woverride-init if !IMPLICIT.
20014 (output_init_element): Likewise. Pass IMPLICIT down to
20016 (process_init_element): Add IMPLICIT argument. Pass it down
20017 to output_init_element.
20018 (push_init_element, pop_init_level, set_designator): Adjust
20019 process_init_element callers.
20020 (set_nonincremental_init, set_nonincremental_init_from_string):
20021 Adjust add_pending_init callers.
20022 (output_pending_init_elements): Adjust output_init_element callers.
20023 * c-tree.h (process_init_element): Adjust prototype.
20024 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
20025 process_init_element callers.
20028 Copyright (C) 2009 Free Software Foundation, Inc.
20030 Copying and distribution of this file, with or without modification,
20031 are permitted in any medium without royalty provided the copyright
20032 notice and this notice are preserved.