1 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
3 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
4 (scev_is_linear_expression): Return false if the evolution is not
7 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
10 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
12 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14 * tree-data-ref.c (debug_data_references): New.
15 (debug_data_reference): New.
16 * tree-data-ref.h (debug_data_references): Declared.
17 (debug_data_reference): Declared.
19 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
21 * tree-data-ref.c (stmt_simple_memref_p: Removed.
22 * tree-data-ref.h (scop_p): Removed.
23 (struct data_reference): Remove field scop.
25 (stmt_simple_memref_p): Removed.
27 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
29 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
30 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
33 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
35 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
37 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
39 * doc/invoke.texi (-fgraphite-identity): Documented.
41 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
43 * tree-scalar-evolution.c: Fix comment.
44 (instantiate_scev_1): Return unknow from scev instantiation if the
45 result is not above instantiate_below.
47 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
49 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
50 static anymore. Instantiate the symbols that may have been introduced
52 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
55 2009-07-30 DJ Delorie <dj@redhat.com>
57 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
58 .vliw directive to VLIW sections.
60 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
62 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
64 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
65 (AUTOHEADER): New variable.
66 ($(srcdir)/cstamp-h.in): Use it.
68 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
69 Pat Haugen <pthaugen@us.ibm.com>
70 Revital Eres <ERES@il.ibm.com>
72 * config/rs6000/vector.md (VEC_F): Add VSX support.
76 (vector_load_<mode>): Ditto.
77 (vector_store_<mode>): Ditto.
78 (vector GPR move split): Ditto.
79 (vec_reload_and_plus_<mptrsize>): Ditto.
80 (vec_reload_and_reg_<mptrsize>): Ditto.
88 (vector_eq<mode>): Ditto.
89 (vector_gt<mode>): Ditto.
90 (vector_ge<mode>): Ditto.
91 (vector_gtu<mode>): Ditto.
92 (vector_select_<mode>_uns): Ditto.
93 (vector_eq_<mode>_p): Ditto.
94 (vector_gt_<mode>_p): Ditto.
95 (vector_ge_<mode>_p): Ditto.
96 (vector_gtu_<mode>_p): Ditto.
97 (cr6_test_for_zero): Ditto.
98 (cr6_test_for_zero_reverse): Ditto.
99 (cr6_test_for_lt): Ditto.
100 (cr6_test_for_lt_reverse): Ditto.
104 (one_cmpl<mode>2): Ditto.
106 (andc<mode>2): Ditto.
107 (float<VEC_int<mode>2): Ditto.
108 (unsigned_float<VEC_int><mode>2): Ditto.
109 (fix_trunc<mode><VEC_int>2): Ditto.
110 (fixuns_trunc<mode><VEC_int>2): Ditto.
112 (vec_set<mode>): Ditto.
113 (vec_extract<mode>): Ditto.
114 (vec_interleave_highv4sf): Ditto.
115 (vec_interleave_lowv4sf): Ditto.
116 (vec_realign_load_<mode>): Ditto.
117 (vec_shl_<mode>): Ditto.
118 (vec_shr_<mode>): Ditto.
119 (div<mode>3): New patterns for VSX.
120 (vec_interleave_highv2df): Ditto.
121 (vec_interleave_lowv2df): Ditto.
122 (vec_pack_trunc_v2df): Ditto.
123 (vec_pack_sfix_trunc_v2df): Ditto.
124 (vec_pack_ufix_trunc_v2df): Ditto.
125 (vec_unpacks_hi_v4sf): Ditto.
126 (vec_unpacks_lo_v4sf): Ditto.
127 (vec_unpacks_float_hi_v4si): Ditto.
128 (vec_unpacku_float_lo_v4si): Ditto.
129 (vec_unpacku_float_hi_v4si): Ditto.
130 (vec_unpacks_float_lo_v4si): Ditto.
131 (movmisalign<mode>): Ditto.
132 (vector_ceil<mode>2): New patterns for vectorizing math library.
133 (vector_floor<mode>2): Ditto.
134 (vector_btrunc<mode>2): Ditto.
135 (vector_copysign<mode>3): Ditto.
137 * config/rs6000/predicates.md (easy_vector_constant_msb): New
138 predicate for setting the high bit in each word, used for
141 * config/rs6000/ppc-asm.h (f19): Whitespace.
142 (f32-f63): Define if VSX.
143 (v0-v31): Define if Altivec.
144 (vs0-vs63): Define if VSX.
146 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
148 * config/rs6000/power7.md: New file, provide tuning parameters for
151 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX
153 (rs6000_cpu_cpp_builtins): Ditto.
154 (altivec_overloaded_builtins): Ditto.
155 (altivec_resolve_overloaded_builtin): Ditto.
157 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
158 debug switch to disable vectorizing simple math builtin
161 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
162 Vectorize simple math builtin functions.
163 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
164 hook to vectorize math builtins.
165 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
166 (rs6000_builtin_conversion): Add VSX/power7 support.
167 (rs6000_builtin_vec_perm): Ditto.
168 (vsplits_constant): Add support for loading up a vector constant
169 with just the high bit set in each part.
170 (rs6000_expand_vector_init): Add VSX/power7 support.
171 (rs6000_expand_vector_set): Ditto.
172 (rs6000_expand_vector_extract): Ditto.
173 (rs6000_emit_move): Ditto.
177 (rs6000_expand_ternop_builtin): Ditto.
178 (altivec_expand_builtin): Ditto.
179 (rs6000_expand_unop_builtin): Ditto.
180 (rs6000_init_builtins): Ditto.
181 (altivec_init_builtins): Ditto.
182 (builtin_function_type): Ditto.
183 (rs6000_common_init_builtins): Ditto.
184 (rs6000_handle_altivec_attribute); Ditto.
185 (rs6000_mangle_type): Ditto.
186 (rs6000_vector_mode_supported_p): Ditto.
187 (rs6000_mode_dependent_address): Altivec addresses with AND -16
190 * config/rs6000/vsx.md: New file for VSX support.
192 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
193 identifing values with just the most significant bit set.
194 (enum rs6000_builtins): Add builtins for VSX. Add simple math
197 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
198 (UNSPEC_VRFIM): Delete.
199 (splitter for loading up vector with most significant bit): New
200 splitter for vectorizing copysign.
201 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
202 vectorizing simple math functions.
203 (altivec_vrfip): Add support for vectorizing simple math
205 (altivec_vrfim): Ditto.
206 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
208 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
209 (power7.md, vsx.md): Include for power7 support.
210 (copysigndf3): Use VSX instructions if -mvsx.
213 (nabsdf2_fpr): Ditto.
218 (fix_truncdfdi2_fpr): Ditto.
219 (cmpdf_internal1): Ditto.
220 (fred, fred_fpr): Convert into expander/insn to add VSX support.
221 (btruncdf2, btruncdf2_fpr): Ditto.
222 (ceildf2, ceildf2_fpr): Ditto.
223 (floordf2, floordf2_fpr): Ditto.
224 (floatdidf2, floatdidf2_fpr): Ditto.
225 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
226 (fmsubdf4_fpr): Ditto.
227 (fnmadddf4_fpr_1): Ditto.
228 (fnmadddf4_fpr_2): Ditto.
229 (fnmsubdf4_fpr_1): Ditto.
230 (fnmsubdf4_fpr_2): Ditto.
231 (fixuns_truncdfdi2): Add expander for VSX support.
232 (fix_truncdfdi2): Ditto.
233 (fix_truncdfsi2): Ditto.
235 (btruncsf2): Whitespace.
236 (movdf_hardfloat32): Add support for VSX registers.
237 (movdf_softfloat32): Ditto.
238 (movdf_hardfloat64): Ditto.
239 (movdf_hardfloat64_mfpgpr): Ditto.
240 (movdf_softfloat64): Ditto.
241 (movti splitters): Add check for vector registers supporting
242 TImode in the future.
243 (bpermd): Add power7 bpermd instruction.
245 * config/rs6000/altivec.h (vec_div): Define if VSX.
249 (vec_nearbyint): Ditto.
252 (all predicates): Use the generic builtin function, and not the
253 V4SF specific function so that the predicates will work with
258 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
259 Document new VSX functions and types.
261 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
264 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
265 "wa", and "j" constraints. Modify "v" to talk about Altivec
266 instead of just vector.
268 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
271 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
272 location for phi arguments.
273 (rewrite_update_phi_arguments): Find locations for reaching defs.
274 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
275 Add location to add_phi_arg calls.
276 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
277 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
278 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
279 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
280 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
281 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
282 * tree-phinodes.c (make_phi_node): Initialize location.
283 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
284 (add_phi_arg): Add location parameter.
285 (remove_phi_arg_num): Move location when moving phi argument.
286 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
288 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
289 slpeel_update_phi_nodes_for_guard1,
290 slpeel_update_phi_nodes_for_guard2,
291 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
292 vect_loop_versioning): Set locations.
293 * tree-parloops.c (create_phi_for_local_result,
294 transform_to_exit_first_loop, create_parallel_loop): Add locations.
295 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
296 * tree-vect-loop.c (get_initial_def_for_induction,
297 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
299 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
300 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
301 (gimple_phi_arg_set_location): New. Set locus.
302 (gimple_phi_arg_has_location): New. Check for locus.
303 (redirect_edge_var_map_location): New. Return locus from var_map.
304 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
305 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
306 combining PHI arguments.
307 (cond_store_replacement): Set location.
308 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
309 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
310 scop_add_exit_phis_edge): Add locations.
311 * tree-cfgcleanup.c (remove_forwarder_block,
312 remove_forwarder_block_with_phi): Add locations.
313 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
314 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
316 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
317 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
318 flush_pending_stmts): Add source location.
319 * lambda-code.c (perfect_nestify): Maintain location stack with argument
320 stack to preserve locations.
321 * tree-vect-stmts.c (vectorizable_load): Add location.
322 * tree-inline.c (copy_phis_for_bb): Copy locus.
323 (setup_one_parameter): Add call locus to inlined parameter stmts.
324 (initialize_inlined_parameters): Pass in call location as parameter
326 (tree_function_versioning): Pass location to setup_one_parameter.
327 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
328 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
330 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
331 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
332 locus parameter and override the stmt default if provided.
333 (new_elim_graph, clear_elim_graph, delete_elim_graph,
334 elim_graph_add_edge, elim_graph_remove_succ_edge,
335 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
336 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
337 eliminate_phi): Add locus info in elimination graph for each edge and
339 (insert_backedge_copies): Copy locus if present.
340 * tree-flow.h (struct _edge_var_map): Add locus field.
341 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
342 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
343 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
345 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
347 2009-07-30 Martin Jambor <mjambor@suse.cz>
349 PR tree-optimization/40570
350 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
353 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
355 * ssa-loop-manip.c: Include langhooks.h.
356 (rewrite_phi_with_iv): New.
357 (rewrite_all_phi_nodes_with_iv): New.
358 (canonicalize_loop_ivs): Move here from tree-parloops.c.
359 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
360 * tree-parloops.c (loop_parallel_p): Move out all conditions
361 except dependency check.
362 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
363 (gen_parallel_loop): Call canonicalize_loop_ivs without
364 reduction_list argument.
365 (build_new_reduction): New.
366 (gather_scalar_reductions): New.
367 (try_get_loop_niter): New.
368 (try_create_reduction_list): New.
369 (parallleize_loops): Change the parallel conditions check.
370 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
371 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
373 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
375 * opt-functions.awk (opt_args): Allow argument to be enclosed in
377 * doc/options.texi (Option properties): Mention new quoting syntax.
379 2009-07-29 Douglas B Rupp <rupp@gnat.com>
381 * config/alpha/alpha.c (alpha_start_function):
382 Handle VMS_DEBUG_MAIN_POINTER
383 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
384 * doc/invoke.texi: Document -mdebug-main switch.
386 2009-07-29 Richard Henderson <rth@redhat.com>
388 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
389 (cgraph_create_edge_including_clones): Likewise.
390 * tree-inline.c (copy_bb): Operate on the correct edges
391 when updating the callgraph.
393 2009-07-29 Douglas B Rupp <rupp@gnat.com>
395 * config/alpha/vms-cc.c: Deleted.
396 * config/alpha/vms-ld.c: Deleted.
397 * config/alpha/t-vms64: Moved to config/vms
398 * config/alpha/vms-crt0-64.c: Moved to config/vms
399 * config/alpha/vms-crt0.c: Moved to config/vms
400 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
401 * config/alpha/vms-psxcrt0.c: Moved to config/vms
402 * config/alpha/xm-vms.h: Moved to config/vms
403 * config/alpha/x-vms: Moved to config/vms
404 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
406 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
407 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
409 * config/vms/t-vms64: Moved here from config/alpha
410 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
411 (argc,argv,envp): Enforce 32bit malloc'ing.
412 * config/vms/vms-psxcrt0-64.c: Likewise.
413 * config/vms/vms-crt0.c: Moved here from config/alpha.
414 * config/vms/vms-psxcrt0.c: Likewise.
415 * config/vms/vms-crtl-64.h: New file.
416 * config/vms/vms-crtl.h: New file.
417 * config/vms/vms.opt: New file.
418 * config/vms/xm-vms64.h: New file.
419 * config/vms/xm-vms.h: Moved here from config/alpha.
420 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
422 * config/vms/x-vms: Moved here from config/alpha.
423 (version, VMS_EXTRA_PARTS): Moved to t-vms.
424 (vms-ld.o, vms-cc.o): Removed.
425 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
427 2009-07-29 Douglas B Rupp <rupp@gnat.com>
429 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
430 correct stack (obvious VMS fix).
432 2009-07-29 Douglas B Rupp <rupp@gnat.com>
434 * dwarf2out.c (output_file_names): Output VMS style file name, size,
435 date, version info if VMS_DEBUGGING_INFO defined.
436 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
437 size, date calculating code moved here.
439 2009-07-29 Paul Brook <paul@codesourcery.com>
441 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
444 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
447 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
448 to DImode when generating insq_le insn.
450 2009-07-28 Douglas B Rupp <rupp@gnat.com>
452 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
453 New macro set for VMS_DEBUGGGING_INFO.
454 (AT_string_form): Use it.
456 2009-07-28 DJ Delorie <dj@redhat.com>
458 * config/mep/mep.c (vtext_section): New.
459 (vftext_section): New.
460 (ftext_section): New.
461 (mep_select_section): Add support for functions.
462 (mep_unique_section): Likewise.
463 (mep_asm_init_sections): Likewise.
464 (mep_encode_section_info): Remove it from here.
466 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
468 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
470 * tree.h (TREE_DEPRECATED): Document it is used for types too.
471 (TYPE_VECTOR_OPAQUE): Use default_def_flag
473 2009-07-28 Douglas B Rupp <rupp@gnat.com>
475 * dwarf2out.c (output_file_names): Test new macro
476 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
477 (add_comp_dir_attribute): Likewise.
479 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
481 * config/i386/mingw-w64.h (LINK_SPEC): Add
482 separating space between commands.
484 2009-07-28 Jan Hubicka <jh@suse.cz>
486 PR tree-optimization/40759
487 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
490 2009-07-27 DJ Delorie <dj@redhat.com>
492 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
493 types are dword-aligned.
494 (mep_expand_va_start): Likewise.
496 2009-07-27 Olivier Hainque <hainque@adacore.com>
497 Douglas B Rupp <rupp@gnat.com>
499 * convert.c (convert_to_pointer): Don't assume the target
500 pointer type is POINTER_SIZE long. Fetch its precision instead.
502 2009-07-27 Douglas B Rupp <rupp@gnat.com>
504 * system.h (fopen): Undefine if macro.
506 2009-07-27 Jakub Jelinek <jakub@redhat.com>
508 * dwarf2out.c (output_cfi_p): Removed.
509 (output_cfis): New function.
510 (output_fde): New function, split from output_call_frame_info.
511 (output_call_frame_info): Use it.
512 (dwarf2out_switch_text_section): Use output_cfis.
514 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
516 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
517 TARGET_BI_ARCH is specified without enabling SJLJ.
518 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
519 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
521 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
523 * arm.md (negdi2): Use DImode if forcing a value into a register.
525 2009-07-26 Ira Rosen <irar@il.ibm.com>
527 PR tree-optimization/40801
528 * tree-vect-stmts.c (vectorizable_call): Get previous copy
529 of vector operand from the previous copy of vector statement.
530 Pass the correct definition type value to
531 vect_get_vec_def_for_stmt_copy().
533 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
535 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
536 const char ** conversion.
538 2009-07-25 David Daney <ddaney@caviumnetworks.com>
540 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
541 fancy_abort() if !ENABLE_ASSERT_CHECKING.
542 (gcc_unreachable): Invoke __builtin_unreachable() if
543 !ENABLE_ASSERT_CHECKING.
545 2009-07-25 David Daney <ddaney@caviumnetworks.com>
547 PR rtl-optimization/40445
548 * emit-rtl.c (next_nonnote_insn_bb): New function.
549 * rtl.h (next_nonnote_insn_bb): Declare new function.
550 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
551 with no successors that is the successor of the ENTRY_BLOCK.
552 Continue from the top after removing an empty fallthrough block.
553 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
554 of next_nonnote_insn.
556 2009-07-25 David Daney <ddaney@caviumnetworks.com>
558 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
560 2009-07-25 Martin Jambor <mjambor@suse.cz>
562 * c-common.c (c_common_attribute_table): New element for noclone.
563 (handle_noclone_attribute): New function. Forward-declare.
564 * tree-inline.c (tree_versionable_function_p): Check for noclone
566 * doc/extend.texi (Labels as Values): Document need for noclone.
567 (Function Attributes): Document noclone attribute.
569 2009-07-25 Jakub Jelinek <jakub@redhat.com>
571 PR rtl-optimization/34999
572 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
573 and dw_fde_switched_cold_to_hot fields.
574 (output_cfi_p): New function.
575 (output_call_frame_info): If fde->dw_fde_switched_sections,
576 output 2 FDEs instead of one with corrupted header.
577 (dwarf2out_do_cfi_startproc): New function.
578 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
579 and fde->dw_fde_switched_cold_to_hot.
580 (dwarf2out_switch_text_section): Compute
581 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
582 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
583 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
584 Otherwise, compute fde->dw_fde_switch_cfi.
586 2009-07-24 Cary Coutant <ccoutant@google.com>
588 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
590 2009-07-24 Cary Coutant <ccoutant@google.com>
592 * cfghooks.c (split_block): Copy discriminator to new block.
593 * tree-cfg.c (assign_discriminator): Check location of last
594 instruction in block as well as first.
596 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
598 * config/i386/linux.c: Use fputs or putc instead of fprintf
600 * config/i386/gas.h: Ditto.
601 * config/i386/x86-64.h: Ditto.
602 * config/i386/att.h: Ditto.
604 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
606 * expmed.c (emit_store_flag): Use a recursive call to optimize the
609 2009-07-24 Martin Jambor <mjambor@suse.cz>
611 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
612 (ipa_push_func_to_list_1): Declare.
613 (ipa_push_func_to_list): New function.
615 * ipa-prop.c (ipa_push_func_to_list_1): New function.
616 (ipa_init_func_list): Call ipa_push_func_to_list_1.
617 (ipa_push_func_to_list): Removed.
618 (ipa_pop_func_from_list): Clear node_enqueued flag.
620 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
622 * config/s390/s390.c (override_options): Default
623 max-unrolled-insns to 100 for z10 tuning.
625 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
627 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
628 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
629 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
630 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
631 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
632 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
633 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
635 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
637 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
638 use default set in mingw32.h header.
639 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
640 64-bit /mingw/include path.
641 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
644 2009-07-23 Neil Vachharajani <nvachhar@google.com>
646 PR rtl-optimization/40209
647 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
649 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
651 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
652 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
653 with the rest of string where appropriate. Use fputs or putc
654 instead of fprintf where appropriate.
656 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
657 Pat Haugen <pthaugen@us.ibm.com>
658 Revital Eres <ERES@il.ibm.com>
660 * config/rs6000/vector.md: New file. Move most of the vector
661 expander support here from altivec.md to allow for the VSX vector
662 unit in the future. Add support for secondary_reload patterns.
663 Rewrite the patterns for vector comparison, and vector comparison
664 predicate instructions so that the RTL expresses the desired
665 behavior, instead of using unspec.
667 * config/rs6000/constraints.md ("f" constraint): Use
668 rs6000_constraints to hold the precalculated register class.
669 ("d" constraint): Ditto.
670 ("wd" constraint): New constraint for VSX.
671 ("wf" constraint): Ditto.
672 ("ws" constraint): Ditto.
673 ("wa" constraint): Ditto.
674 ("wZ" constraint): Ditto.
675 ("j" constraint): Ditto.
677 * config/rs6000/predicates.md (vsx_register_operand): New
679 (vfloat_operand): New predicate for vector.md.
680 (vint_operand): Ditto.
681 (vlogical_operand): Ditto.
682 (easy_fp_constant): If VSX, 0.0 is an easy constant.
683 (easy_vector_constant): Add VSX support.
684 (altivec_indexed_or_indirect_operand): New predicate for
685 recognizing Altivec style memory references with AND -16.
687 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
688 for vector secondary reload support.
689 (rs6000_vector_reg_class): Delete, replacing it with
691 (rs6000_vsx_reg_class): Ditto.
692 (rs6000_constraints): New array to hold the register classes of
693 each of the register constraints that can vary at runtime.
694 (builtin_mode_to_type): New static array for builtin function type
696 (builtin_hash_table): New static hash table for builtin function
698 (TARGET_SECONDARY_RELOAD): Define target hook.
699 (TARGET_IRA_COVER_CLASSES): Ditto.
700 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
701 registers are 128 bits if VSX memory reference instructions are used.
702 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
704 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
705 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
706 Print several of the scheduling related parameters.
707 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
708 rs6000_constraints instead of rs6000_vector_reg_class. Move
709 -mdebug=reg code to rs6000_debug_reg_global. Add support for
710 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
711 Altivec. Add VSX support. Setup for secondary reload support on
712 Altivec/VSX registers.
713 (rs6000_override_options): Make power7 set the scheduling groups
714 like the power5. Add support for new debug switches to override
715 the scheduling defaults. Temporarily disable -mcpu=power7 from
716 setting -mvsx. Add support for debug switches -malways-hint,
717 -msched-groups, and -malign-branch-targets.
718 (rs6000_buitlin_conversion): Add support for returning unsigned
719 vector conversion functions to fix regressions due to stricter
721 (rs6000_builtin_mul_widen_even): Ditto.
722 (rs6000_builtin_mul_widen_odd): Ditto.
723 (rs6000_builtin_vec_perm): Ditto.
724 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
725 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
727 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
729 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
730 VSX types for bit operations. Changes to accomidate vector.md.
733 (struct builtin_description_predicates): Rewrite predicate
734 handling so that RTL describes the operation, instead of passing
735 the instruction to be used as a string argument.
736 (bdesc_altivec_preds): Ditto.
737 (altivec_expand_predicate_builtin): Ditto.
738 (altivec_expand_builtin): Ditto.
739 (rs6000_expand_ternop_builtin): Use a switch instead of an if
740 statement for vsldoi support.
741 (altivec_expand_ld_builtin): Change to use new names from vector.md.
742 (altivec_expand_st_builtin): Ditto.
743 (paired_expand_builtin): Whitespace changes.
744 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
745 builtin_mode_to_type table for secondary reload. Call
746 builtin_function_type to build random builtin functions.
747 (altivec_init_builtins): Change to use builtin_function_type to
748 create builtin function types dynamically as we need them.
749 (builtin_hash_function): New support for hashing the tree types
750 for builtin function as we need it, rather than trying to build
751 all of the trees that we need. Add initial preliminary VSX support.
752 (builtin_function_type): Ditto.
753 (builtin_function_eq): Ditto.
754 (builtin_hash_struct): Ditto.
755 (rs6000_init_builtins): Ditto.
756 (rs6000_common_init_builtins): Ditto.
757 (altivec_init_builtins): Ditto.
758 (rs6000_common_init_builtins): Ditto.
759 (enum reload_reg_type): New enum for simplifing reg classes.
760 (rs6000_reload_register_type): Simplify register classes into GPR,
761 Vector, and other registers. Altivec and VSX addresses in reload.
762 (rs6000_secondary_reload_inner): Ditto.
763 (rs6000_ira_cover_classes): New target hook, that returns the
764 appropriate cover classes, based on -mvsx being used or not.
765 (rs6000_secondary_reload_class): Add VSX support.
766 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
767 (get_vsel_insn): Ditto.
768 (rs6000_emit_vector_compare): Rewrite vector conditional support
769 so that where we can, we use RTL operators, instead of blindly use
771 (rs6000_emit_vector_select): Ditto.
772 (rs6000_emit_vector_cond_expr): Ditto.
773 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
774 (create_TOC_reference): Add -mdebug=addr support.
775 (emit_frame_save): VSX loads/stores need register indexed addressing.
777 * config/rs6000/rs6000.md: Include vector.md.
779 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
781 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
782 support for V2DI, V2DF in logical, permute, select operations.
784 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
785 switch for vsx/power7.
786 (-mvsx-scalar-memory): Ditto.
787 (-mvsx-align-128): Ditto.
788 (-mallow-movmisalign): Ditto.
789 (-mallow-df-permute): Ditto.
790 (-msched-groups): Ditto.
791 (-malways-hint): Ditto.
792 (-malign-branch-targets): Ditto.
794 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
796 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
797 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
798 (rs6000_vector_reg_class): Delete.
799 (rs6000_vsx_reg_class): Ditto.
800 (enum rs6000_reg_class_enum): New enum for the constraints that
801 vary based on target switches.
802 (rs6000_constraints): New array to hold the register class for all
803 of the register constraints that vary based on the switches used.
804 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
805 (enum rs6000_builtins): Add unsigned varients for the builtin
806 declarations returned by target hooks for expanding multiplies,
807 select, and permute operations. Add VSX builtins.
808 (enum rs6000_builtin_type_index): Add entries for VSX.
809 (V2DI_type_node): Ditto.
810 (V2DF_type_node): Ditto.
811 (unsigned_V2DI_type_node): Ditto.
812 (bool_long_type_node): Ditto.
813 (intDI_type_internal_node): Ditto.
814 (uintDI_type_internal_node): Ditto.
815 (double_type_internal_node): Ditto.
817 * config/rs6000/altivec.md (whole file): Move all expanders to
818 vector.md from altivec.md. Rename insn matching functions to be
820 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
821 (altivec_vcmp*): Ditto.
822 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
823 (VM): New iterator for moves that includes the VSX types.
824 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
825 (altivec_vperm_<mode>_uns): New, for unsigned types.
826 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
827 (altivec_eq<mode>): Ditto.
828 (altivec_gt<mode>): Ditto.
829 (altivec_gtu<mode>): Ditto.
830 (altivec_eqv4sf): Ditto.
831 (altivec_gev4sf): Ditto.
832 (altivec_gtv4sf): Ditto.
833 (altivec_vcmpbfp_p): Ditto.
835 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
837 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
840 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
843 * config/i386/i386.c (output_387_ffreep): Rewrite to use
844 ASM_SHORT instead of .word.
845 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
846 instead of .word in asm template.
848 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
851 * ira-lives.c (bb_has_abnormal_call_pred): New function.
852 (process_bb_node_lives): Use it.
854 * ira.c (setup_cover_and_important_classes): Don't setup
855 ira_important_class_nums. Add cover classes to the end of
857 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
859 (find_reg_class_closure): Use reorder_important_classes.
861 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
863 * config/i386/i386.c (i386_ira_cover_classes): New function.
864 (TARGET_IRA_COVER_CLASSES): Redefine.
866 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
867 importance of order of cover classes in the array.
869 2009-07-22 Diego Novillo <dnovillo@google.com>
871 * tree-pass.h (TDF_EH): Define.
872 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
873 contains TDF_EH, print the EH region number holding GS.
874 * tree-dump.c (dump_options): Add "eh".
875 * doc/invoke.texi: Document it.
877 2009-07-22 Doug Kwan <dougkwan@google.com>
879 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
881 2009-07-22 Michael Matz <matz@suse.de>
883 PR tree-optimization/35229
884 PR tree-optimization/39300
886 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
887 (inhibit_phi_insertion): New function.
888 (insert_into_preds_of_block): Call it for REFERENCEs.
889 (init_pre): Initialize and finalize scalar evolutions.
890 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
892 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
894 * config/i386/predicates.md (zero_extended_scalar_load_operand):
895 Use CONST_VECTOR_NUNITS to determine number of elements.
897 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
899 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
900 (U, W): Constraints are now deprecated and will be removed if we
902 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
904 ("prefetch"): Add the stcmh instruction for prefetching.
905 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
907 (s390_short_displacement): Return always true if compiling for
908 machines not providing the long displacement facility.
909 (s390_mem_constraint): Support the new constraint letter Z.
910 (s390_check_qrst_address): New function.
912 2009-07-21 DJ Delorie <dj@redhat.com>
914 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
917 2009-07-21 Jason Merrill <jason@redhat.com>
919 * c-common.c (max_tinst_depth): Increase default to 1024.
921 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
923 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
924 (vec_unpacku_float_lo_v4si): Ditto.
926 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
929 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
930 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
931 (builtin_description): Add __builtin_ia32_cvtudq2ps.
932 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
934 2009-07-21 Jakub Jelinek <jakub@redhat.com>
936 PR tree-optimization/40813
937 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
940 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
942 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
943 with a NOP_EXPR if needed.
945 2009-07-21 Paul Brook <paul@codesourcery.com>
947 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
948 Terminate debug dump with newline.
950 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
952 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
953 Cast "1" to unsigned HOST_WIDE_INT.
954 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
955 deposit length to the maximum length - lsb. Extend length if
956 HOST_BITS_PER_WIDE_INT is 32.
958 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
960 * cgraph.h (constant_pool_htab): New function.
961 (constant_descriptor_tree): Move from varasm.c.
962 * varasm.c (constant_pool_htab): New function.
963 (constant_descriptor_tree): Move to cgraph.h.
965 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
967 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
969 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
971 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
974 2009-07-20 Xinliang David Li <davidxl@google.com>
976 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
978 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
980 * config/mips/mips.md (move_type): Add arith.
981 (type): Handle arith.
982 (zero_extendsidi2): Rename this into ...
983 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
984 (zero_extendsidi2): New expander.
985 (*zero_extendsidi2_dext): New pattern.
987 2009-07-20 Nick Clifton <nickc@redhat.com>
989 * config.gcc (mips64-*-*): Add definition of tm_defines in order
990 to set MIPS_ABI_DEFAULT.
991 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
993 2009-07-20 Jakub Jelinek <jakub@redhat.com>
995 * tree-object-size.c (addr_object_size): Handle unions with
996 array in it as last field of structs in __bos (, 1) as __bos (, 0).
998 PR tree-optimization/40792
999 * tree.c (build_function_type_skip_args): Remove bogus assert.
1001 2009-07-20 Jan Hubicka <jh@suse.cz>
1002 Martin Jambor <mjambor@suse.cz>
1004 * cgraph.h (combined_args_to_skip): New field.
1005 * cgraph.c (cgraph_create_virtual_clone): Properly handle
1006 combined_args_to_skip and args_to_skip.
1007 * tree-inline.c (update_clone_info): New function.
1008 (tree_function_versioning): Call update_clone_info.
1009 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
1011 (cgraph_materialize_all_clones): More extensive dumping, working
1012 with combined_args_to_skip rather than args_to_skip.
1014 2009-07-20 Ira Rosen <irar@il.ibm.com>
1016 * tree-vectorizer.h (vectorizable_condition): Add parameters.
1017 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
1018 (get_initial_def_for_reduction): Likewise.
1019 (vectorizable_reduction): Skip the check of first operand in case
1020 of COND_EXPR. Add check that it is outer loop vectorization if
1021 nested cycle was detected. Call vectorizable_condition() for
1022 COND_EXPR. If reduction epilogue cannot be created do not fail for
1023 nested cycles (if it is not double reduction). Assert that there
1024 is only one type in the loop in case of COND_EXPR. Call
1025 vectorizable_condition() to vectorize COND_EXPR.
1026 * tree-vect-stmts.c (vectorizable_condition): Update comment.
1027 Add parameters. Allow nested cycles if called from
1028 vectorizable_reduction(). Use reduction vector variable if provided.
1029 (vect_analyze_stmt): Call vectorizable_reduction() before
1030 vectorizable_condition().
1031 (vect_transform_stmt): Update call to vectorizable_condition().
1033 2009-07-20 Christian Bruel <christian.bruel@st.com>
1035 * config/sh/sh.opt (-mfmovd): Resurrect and document.
1036 * doc/invoke.texi (-mfmovd): Likewise.
1037 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
1039 2009-07-20 Jan Hubicka <jh@suse.cz>
1041 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
1042 when handling SSA name.
1044 2009-07-19 Jan Hubicka <jh@suse.cz>
1046 PR tree-optimization/40676
1047 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
1048 virtual PHIs in empty BBs.
1050 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
1052 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
1053 re-expanded the compound use gen_lowpart instead to convert to the
1056 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
1058 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
1059 OUTER_CONST arguments.
1060 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
1061 the new wider mode will be masked off.
1062 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
1064 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
1066 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
1067 high-order bits are zero.
1069 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
1071 * combine.c (simplify_shift_const_1): Split code to determine
1073 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
1074 new bits shifted in are identical to the old sign bit.
1076 2009-07-18 Richard Guenther <rguenther@suse.de>
1079 * gimplify.c (gimplify_call_expr): Reject code using results from
1080 functions returning void.
1082 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
1084 * doc/md.texi: Document the new PowerPC "es" constraint.
1085 Document that "m" can include automodified addresses on this target,
1086 and explain how %U must be used. Extend the "Q" and "Z" documentation
1087 to suggest "es" as well as "m".
1088 * config/rs6000/constraints.md (es): New memory constraint.
1089 (Q, Z): Update strings to match new documentation.
1091 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
1093 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
1094 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
1095 * config/rs6000/predicates.md (volatile_mem_operand): Use
1096 offsettable_nonstrict_memref_p.
1097 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
1098 (*floatunssidf2_internal): Likewise.
1099 (*fix_truncdfsi2_internal): Likewise.
1100 (*fix_trunctfsi2_internal): Likewise.
1102 2009-07-17 Anatoly Sokolov <aesok@post.ru>
1104 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
1106 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1108 2009-07-17 Richard Guenther <rguenther@suse.de>
1111 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
1112 (pass_warn_unused_result): Likewise.
1113 (TODO_set_props): Remove.
1114 * omp-low.c (diagnose_omp_structured_block_errors): Change to
1116 (pass_diagnose_omp_blocks): Define.
1117 * c-decl.c (pop_file_scope): Do not finalize the CU here.
1118 (c_gimple_diagnostics_recursively): Remove.
1119 (finish_function): Do not call it.
1120 (c_write_global_declarations): Continue after errors.
1121 Finalize the CU here.
1122 * c-gimplify.c (c_genericize): Do not gimplify here.
1123 * c-common.c (c_warn_unused_result): Move ...
1124 * tree-cfg.c (do_warn_unused_result): ... here.
1125 (run_warn_unused_result): New function.
1126 (gate_warn_unused_result): New function.
1127 (pass_warn_unused_result): New pass.
1128 * c-common.h (c_warn_unused_result): Remove.
1129 * flags.h (flag_warn_unused_result): Declare.
1130 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
1131 * opts.c (flag_warn_unused_result): Initialize to false.
1132 * toplev.c (compile_file): Add comment.
1133 * omp-low.c (create_omp_child_function): Do not register
1134 the function with the frontend.
1135 (diagnose_omp_structured_block_errors): Prepare to be
1136 called as optimization pass.
1137 (gate_diagnose_omp_blocks): New function.
1138 (pass_diagnose_omp_blocks): New pass.
1139 * cgraph.h (cgraph_optimize): Remove.
1140 (cgraph_analyze_function): Likewise.
1141 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
1142 * cgraphunit.c (cgraph_lower_function): Lower nested functions
1143 before their parents here.
1144 (cgraph_finalize_function): Not here.
1145 (cgraph_analyze_function): Gimplify functions here.
1146 (cgraph_finalize_compilation_unit): Continue after errors.
1147 Optimize the callgraph from here.
1148 (cgraph_optimize): Make static.
1149 * langhooks.c (write_global_declarations): Finalize the CU.
1150 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
1151 (gimplify_function_tree): Assert we gimplify only once.
1152 Set PROP_gimple_any property.
1153 * tree-nested.c (gimplify_all_functions): New function.
1154 (lower_nested_functions): Gimplify all nested functions.
1155 * gimple.h (diagnose_omp_structured_block_errors): Remove.
1156 * passes.c (init_optimization_passes): Add pass_warn_unused_result
1157 and pass_diagnose_omp_blocks after gimplification. Do not
1158 set TODO_set_props on all_lowering_passes.
1159 (execute_one_pass): Do not handle TODO_set_props.
1160 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
1161 (gimplify.o): Add tree-pass.h dependency.
1162 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
1163 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
1164 (unsave_r): Likewise.
1165 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
1168 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
1170 * doc/service.texi (Service): Restore previously removed link,
1171 which isn't broken after all.
1173 2009-07-17 Richard Guenther <rguenther@suse.de>
1175 PR tree-optimization/40321
1176 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
1177 PHI nodes to the maximal set.
1178 (make_values_for_phi): Add PHI arguments to the maximal set.
1179 (execute_pre): Dump PHI_GEN and the maximal set.
1181 2009-07-17 Jakub Jelinek <jakub@redhat.com>
1184 * gimplify.c (gimplify_conversion): Don't change non-conversions into
1187 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
1189 * doc/extend.texi (Nested Functions): Replace broken link with
1191 * doc/service.texi (Service): Remove broken link.
1193 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
1196 * builtins.c (expand_builtin_memcmp): Use loc instead of
1197 EXPR_LOCATION (exp).
1198 (expand_builtin_strncmp): Likewise.
1200 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
1201 Manuel López-Ibáñez <manu@gcc.gnu.org>
1204 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
1205 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
1206 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
1207 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
1208 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
1209 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
1210 tree-inline.c, c-common.c, c-common.h, gimple.c,
1211 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
1212 convert.c: Add location argument to fold_{unary,binary,ternary},
1213 fold_build[123], build_call_expr, build_size_arg,
1214 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
1215 fold_build1_initializer, fold_build2_initializer,
1216 fold_build3_initializer, fold_build_call_array,
1217 fold_build_call_array_initializer, fold_single_bit_test,
1218 omit_one_operand, omit_two_operands, invert_truthvalue,
1219 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
1220 combine_comparisons, fold_builtin_*, fold_call_expr,
1221 build_range_check, maybe_fold_offset_to_address, round_up,
1224 2009-07-16 Jason Merrill <jason@redhat.com>
1227 * c-common.c (c_common_reswords): Add __is_standard_layout
1229 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
1230 * doc/implement-cxx.texi: New.
1231 * doc/gcc.texi: Include it.
1233 2009-07-16 DJ Delorie <dj@redhat.com>
1235 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
1236 compares that may be indirectly affected by previous instructions.
1238 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1240 * builtins.c (do_mpc_arg2): New.
1241 (fold_builtin_2): Fold builtin cpow.
1242 * real.h (HAVE_mpc_pow): New.
1244 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
1246 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
1247 comparison to skip unprofitable schedule
1249 2009-07-16 Simon Baldwin <simonb@google.com>
1251 * gcc.c (option_map): New flag -no-canonical-prefixes.
1252 * (display_help): Print help text for new flag.
1253 * (process_command): Move options translation and language specifics
1254 and handle new flag early. Use it to set a function pointer to a
1255 prefix builder. Replace make_relative_prefix calls with calls to
1256 the function pointed to. Ignore new flag in regular options handling.
1257 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
1259 2009-07-15 DJ Delorie <dj@redhat.com>
1261 * config/mep/mep.md (sibcall_internal): Change register to avoid
1263 (sibcall_value_internal): Likewise.
1265 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
1267 PR rtl-optimization/40710
1268 * resource.c (mark_target_live_regs): Reset DF problem to LR.
1270 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
1272 * config/mips/mips.md (*extenddi_truncate<mode>,
1273 *extendsi_truncate<mode>): Change type attribute to move_type
1274 with shift_shift. Split out code handling exts from here ...
1275 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
1277 (*extendhi_truncateqi): Change type attribute to move_type with
1278 shift_shift. Split out code handling exts from here ...
1279 (*extendhi_truncateqi_exts): ... to this new pattern.
1281 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
1283 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
1284 instead of "and" with inverted sign bit mask value. Use
1285 "nonimmediate_operand" for operand 1 and operand 2 predicate.
1286 Allocate registers only for operand 4 and operand 5.
1288 2009-07-15 Jakub Jelinek <jakub@redhat.com>
1291 * fold-const.c (fold_cond_expr_with_comparison): When folding
1292 < and <= to MIN, make sure the MIN uses the same type as the
1293 comparison's operands.
1295 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
1297 * arm.md (ior_xor): New code iterator.
1298 (split for ior/xor with shift and zero-extend): New split pattern.
1299 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
1301 2009-07-15 Richard Guenther <rguenther@suse.de>
1303 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
1306 2009-07-15 Richard Guenther <rguenther@suse.de>
1309 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
1311 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
1313 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
1314 handle 2.6.30 kernel.
1316 2009-07-15 DJ Delorie <dj@redhat.com>
1318 * config/mep/mep.md (sibcall_internal): Change register to allow
1319 for 24-bit addresses.
1320 (sibcall_value_internal): Likewise.
1322 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
1324 * doc/invoke.texi: Added descriptions of the scheduling heuristics
1325 that are enabled/disabled by the flags introduced by a previous patch.
1327 2009-07-14 DJ Delorie <dj@redhat.com>
1329 * config/mep/mep.md (sibcall_internal): Include non-toggling
1331 (sibcall_value_internal): Likewise.
1333 2009-07-14 Taras Glek <tglek@mozilla.com>
1334 Rafael Espindola <espindola@google.com>
1336 * doc/sourcebuild.texi: Document install-plugin target.
1337 * configure.ac: Added install-plugin target to language makefiles.
1338 * configure: Regenerate.
1339 * Makefile.in: (install-plugin): Install more headers,
1340 depend on lang.install-plugin.
1342 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
1344 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
1347 2009-07-14 DJ Delorie <dj@redhat.com>
1349 * config/mep/mep.c (mep_vliw_jmp_match): New function.
1350 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
1351 * config/mep/mep.md (sibcall_internal): Change test from
1352 mep_vliw_mode_match to mep_vliw_jmp_match.
1353 (sibcall_value_internal): Likewise.
1355 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
1357 * config/i386/sse.md (copysign<mode>3): New expander.
1358 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
1359 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
1360 Use ix86_build_const_vector.
1361 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
1362 IX86_BUILTIN_CPYSGNPD.
1363 (builtin_description): Add __builtin_ia32_copysignps and
1364 __builtin_ia32_copysignpd.
1365 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
1366 and BUILT_IN_COPYSIGNF.
1368 2009-07-13 Jason Merrill <jason@redhat.com>
1370 * builtins.c (can_trust_pointer_alignment): New fn.
1371 (get_pointer_alignment): Factor it out from here.
1372 * tree.h: Declare it.
1374 2009-07-14 David Edelsohn <edelsohn@gnu.org>
1376 * config/rs6000/predicates.md (offsettable_mem_operand): Test
1379 2009-07-14 Dodji Seketeli <dodji@redhat.com>
1383 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
1385 2009-07-14 Richard Guenther <rguenther@suse.de>
1386 Andrey Belevantsev <abel@ispras.ru>
1389 * cfgexpand.c (partition_stack_vars): Do not bother to update
1390 alias information when not optimizing.
1392 2009-07-14 Richard Guenther <rguenther@suse.de>
1393 Andrey Belevantsev <abel@ispras.ru>
1395 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
1396 (pt_solution_set): Likewise.
1397 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
1398 * tree-ssa-structalias.c (pt_solution_set): New function.
1399 * final.c (rest_of_clean_state): Free SSA data structures.
1400 * print-rtl.c (print_decl_name): Remove.
1401 (print_mem_expr): Implement in terms of print_generic_expr.
1402 * alias.c (ao_ref_from_mem): New function.
1403 (rtx_refs_may_alias_p): Likewise.
1404 (true_dependence): Query alias-export info.
1405 (canon_true_dependence): Likewise.
1406 (write_dependence_p): Likewise.
1407 * tree-dfa.c (get_ref_base_and_extent): For void types leave
1409 * emit-rtl.c (component_ref_for_mem_expr): Remove.
1410 (mem_expr_equal_p): Use operand_equal_p.
1411 (set_mem_attributes_minus_bitpos): Do not use
1412 component_ref_for_mem_expr.
1413 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
1414 (update_alias_info_with_stack_vars): Likewise.
1415 (partition_stack_vars): Call update_alias_info_with_stack_vars.
1416 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
1417 explicitly nor clear stmt operands.
1418 Free the decl-to-pointer map.
1419 * tree-optimize.c (execute_free_datastructures): Do not free
1420 SSA data structures here.
1421 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
1422 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
1423 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
1425 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
1427 2009-07-13 DJ Delorie <dj@redhat.com>
1429 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
1430 unrolling at the right iteration count.
1432 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
1435 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
1437 * haifa-sched.c (rank_for_schedule): Introduced flags to
1438 enable/disable individual scheduling heuristics.
1439 * common.opt: Introduced flags to enable/disable individual
1440 heuristics in the scheduler.
1441 * doc/invoke.texi: Introduced flags to enable/disable individual
1442 heuristics in the scheduler.
1444 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
1446 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
1447 config/i386/mingw-tls.c.
1448 * config/i386/mingw-tls.c: Removed.
1450 2009-07-13 Ira Rosen <irar@il.ibm.com>
1452 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
1453 checks access only relevant statements.
1454 (vectorizable_reduction): Likewise.
1456 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
1458 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
1459 just for 32-bit case.
1461 2009-07-12 Jan Hubicka <jh@suse.cz>
1463 PR tree-optimization/40585
1464 * except.c (expand_resx_expr): When there already is resume
1465 instruction, produce linked list.
1466 (build_post_landing_pads): Assert that resume is empty.
1467 (connect_post_landing_pads): Handle resume lists.
1468 (dump_eh_tree): Dump resume list.
1470 2009-07-12 Ira Rosen <irar@il.ibm.com>
1472 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
1473 with additional argument.
1474 * tree-vectorizer.h (enum vect_def_type): Add
1475 vect_double_reduction_def.
1476 (vect_is_simple_reduction): Add argument.
1477 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
1479 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
1480 vect_is_simple_reduction with additional argument.
1481 (vect_analyze_loop_operations): Handle exit phi nodes in case of
1483 (reduction_code_for_scalar_code): Handle additional codes by
1484 returning ERROR_MARK for them. Fix comment and indentation.
1485 (vect_is_simple_reduction): Fix comment, add argument to specify
1486 double reduction. Detect double reduction.
1487 (get_initial_def_for_induction): Fix indentation.
1488 (get_initial_def_for_reduction): Fix comment and indentation.
1489 Handle double reduction. Create initial definitions that do not
1490 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
1491 (vect_create_epilog_for_reduction): Fix comment, add argument to
1492 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
1493 epilogue result extraction. Create double reduction phi node and
1494 replace relevant uses.
1495 (vectorizable_reduction): Call vect_is_simple_reduction with
1496 additional argument. Fix indentation. Update epilogue code treatment
1497 according to the changes in reduction_code_for_scalar_code. Check
1498 for double reduction. Call vect_create_epilog_for_reduction with
1499 additional argument.
1500 * tree-vect-stmts.c (process_use): Handle double reduction, update
1502 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
1503 (vect_get_vec_def_for_operand): Likewise.
1505 2009-07-12 Danny Smith <dansmister@gmail.com>
1507 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
1508 dllexport if !TREE_PUBLIC.
1509 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
1511 2009-07-11 Anatoly Sokolov <aesok@post.ru>
1513 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
1514 (avr_extra_arch_macro) Remove declatation.
1515 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
1516 (avr_extra_arch_macro) Declare as static.
1517 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
1519 2009-07-11 Jan Hubicka <jh@suse.cz>
1522 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
1524 2009-07-11 Jakub Jelinek <jakub@redhat.com>
1527 * dwarf2out.c (dw_fde_struct): Add in_std_section and
1528 cold_in_std_section bits.
1529 (dwarf2out_begin_prologue): Initialize them.
1530 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
1531 if already covered by text_section or cold_text_section range.
1533 PR rtl-optimization/40667
1534 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
1535 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
1536 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
1537 * config/i386/i386.c (ix86_minimum_alignment): New function.
1538 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
1539 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
1540 * emit-rtl.c (gen_reg_rtx): Likewise.
1541 * function.c (assign_parms): Likewise. If nominal_type needs
1542 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
1543 rather than passed_type's alignment.
1546 * function.c (assign_parm_setup_stack): Adjust
1547 MEM_OFFSET (data->stack_parm) if promoted_mode is different
1548 from nominal_mode on big endian.
1550 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
1552 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
1554 2009-07-10 DJ Delorie <dj@redhat.com>
1556 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
1558 2009-07-10 Mark Mitchell <mark@codesourcery.com>
1560 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
1562 (thumb2_cbnz): Likewise.
1564 2009-07-10 David Daney <ddaney@caviumnetworks.com>
1567 * config.gcc (supported_defaults): Add synci.
1568 (with_synci): Add validation.
1569 (all_defaults): Add synci.
1570 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
1573 * config/mips/mips.opt (msynci): New option.
1574 * config/mips/mips.c (mips_override_options): Warn on use of
1575 -msynci for targets that do now support it.
1576 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
1578 * gcc/doc/invoke.texi (-msynci): Document the new option.
1579 * doc/install.texi (--with-synci): Document the new option.
1581 2009-07-10 Richard Guenther <rguenther@suse.de>
1583 PR tree-optimization/40496
1584 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
1585 the PHI result with a compatible type.
1587 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
1591 * c.opt (Wunused-result): New.
1592 * doc/invoke.texi: Document it.
1593 * c-common.c (c_warn_unused_result): Use it.
1595 2009-07-09 DJ Delorie <dj@redhat.com>
1597 * targhooks.c (default_target_can_inline_p): Rename from
1598 default_target_option_can_inline_p.
1599 * targhooks.h (default_target_can_inline_p): Likewise.
1600 * target-def.h (TARGET_CAN_INLINE_P): Rename from
1601 TARGET_OPTION_CAN_INLINE_P.
1602 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
1603 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
1604 (mep_target_can_inline_p): Rename from
1605 mep_target_option_can_inline_p.
1608 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
1609 registers used to pass vectors.
1611 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
1613 2009-07-09 Tom Tromey <tromey@redhat.com>
1615 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
1616 * config/mmix/mmix.c: Include dwarf2.h.
1617 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
1618 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
1619 * config/sh/sh.c: Include dwarf2.h.
1620 * config/i386/i386.c: Include dwarf2.h.
1621 * Makefile.in (DWARF2_H): Remove 'elf'.
1622 * except.c: Include dwarf2.h.
1623 * unwind-dw2.c: Include dwarf2.h.
1624 * dwarf2out.c: Include dwarf2.h.
1625 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
1626 * unwind-dw2-fde.c: Include dwarf2.h.
1627 * dwarf2asm.c: Include dwarf2.h.
1629 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
1631 * haifa-sched.c (insn_finishes_cycle_p): New static function.
1632 (max_issue): Use it.
1633 * sched-int.h (struct sched_info: insn_finishes_block_p): New
1635 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
1636 (region_sched_info): Update.
1637 * sched-ebb.c (ebb_sched_info): Update.
1638 * modulo-sched.c (sms_sched_info): Update.
1639 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
1641 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
1643 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
1645 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
1647 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
1649 2009-07-09 Jakub Jelinek <jakub@redhat.com>
1652 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
1653 arg1 with arg01 if arg1 is already INTEGER_CST.
1655 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
1657 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
1658 Transform (and (truncate)) into (truncate (and)).
1660 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
1662 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
1663 creating LHS paradoxical subregs. Fix surrounding returns to
1664 use NULL_RTX rather than 0.
1666 2009-07-08 DJ Delorie <dj@redhat.com>
1668 * config/mep/mep.c: (mep_option_can_inline_p): New.
1669 (TARGET_OPTION_CAN_INLINE_P): Define.
1671 2009-07-08 Mark Wielaard <mjw@redhat.com>
1674 * dwarf2out.c (add_data_member_location_attribute): When we have
1675 only a constant offset don't emit a new location description using
1676 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
1679 2009-07-08 Richard Henderson <rth@redhat.com>
1682 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
1683 (enum reg_class): Add CLOBBERED_REGS.
1684 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
1685 * config/i386/i386.c (ix86_conditional_register_usage): Moved
1686 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
1687 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
1688 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
1689 force 64-bit sibcalls into R11.
1690 * config/i386/constraints.md (U): New constraint.
1691 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
1692 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
1693 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
1695 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
1697 * basic-block.h (dump_regset, debug_regset): Remove duplicate
1699 * c-objc-common.h (c_initialize_diagnostics): Ditto.
1700 * ebitmap.h (dump_ebitmap): Ditto.
1701 * optabs.h (optab_libfunc): Ditto.
1702 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
1703 * tree-flow.h (vect_can_force_dr_alignment_p,
1704 get_vectype_for_scalar_type): Ditto.
1705 (vectorize_loops): Move prototype to ...
1706 * tree-vectorizer.h: ... here. Also, adjust comment.
1707 (vect_set_verbosity_level): Remove duplicate prototype.
1708 * tree-ssa-loop.c: Include tree-vectorizer.h.
1709 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
1711 2009-07-08 Nick Clifton <nickc@redhat.com>
1713 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
1716 2009-07-08 DJ Delorie <dj@redhat.com>
1718 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
1719 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
1720 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
1722 * config/mep/intrinsics.md: Regenerated.
1723 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
1724 registers when asm() or calls are detected.
1726 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1729 * gimplify.c (gimplify_expr): Propagate no_warning flag when
1731 * gimple (gimple_build_call_from_tree): Likewise.
1732 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
1733 no_warning flag before warning.
1735 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1737 * tree.c (set_expr_locus): Remove.
1738 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
1739 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
1741 * gimplify.c (internal_get_tmp_var): Likewise.
1742 (gimplify_call_expr): Likewise.
1743 (gimplify_one_sizepos): Likewise.
1745 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
1748 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
1749 to variables for debugging purposes.
1751 2009-06-23 Mark Loeser <mark@halcy0n.com>
1754 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
1756 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1758 * pretty-print.c (pp_base_format): Remove %J.
1759 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
1760 gcc_cxxdiag_char_table): Likewise.
1761 (init_dynamic_diag_info): Likewise.
1763 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1765 * pretty-print.c (pp_base_format): Remove %H.
1766 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
1767 gcc_cxxdiag_char_table): Likewise.
1768 (init_dynamic_diag_info): Likewise.
1769 * config/mep/mep.c (mep_select_section): Likewise.
1771 2009-07-07 Duncan Sands <baldrick@free.fr>
1773 * final.c (pass_clean_state): Give the pass a name.
1774 * passes.c (pass_rest_of_compilation): Likewise.
1775 * tree-optimize.c (pass_all_optimizations): Likewise.
1777 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
1779 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
1780 an extra 'decl' for error_at.
1782 2009-07-07 Jakub Jelinek <jakub@redhat.com>
1785 * tree-tailcall.c (adjust_return_value_with_ops,
1786 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
1787 if it has complex or vector type.
1789 2009-07-07 Olivier Hainque <hainque@adacore.com>
1791 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
1794 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
1796 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
1798 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1800 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
1801 * c-decl.c: Likewise.
1802 * function.c: Likewise.
1803 * varasm.c: Likewise.
1804 * tree-ssa.c: Likewise.
1805 * c-common.c: Likewise.
1806 * tree-cfg.c: Likewise.
1807 * config/spu/spu.c: Likewise.
1808 * config/ia64/ia64.c: Likewise.
1809 * config/v850/v850.c: Likewise.
1811 2009-07-06 DJ Delorie <dj@redhat.com>
1813 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
1814 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
1815 unspecified accesses to control registers.
1816 * config/mep/intrinsics.md: Regenerate.
1817 * config/mep/intrinsics.h: Regenerate.
1818 * config/mep/mep-intrin.h: Regenerate.
1820 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1822 * c-lex.c: Replace %H by an explicit location. Update all calls.
1823 * c-common.c: Likewise.
1824 * c-decl.c: Likewise.
1825 * c-typeck.c: Likewise.
1826 * fold-const.c: Likewise.
1827 * gimplify.c: Likewise.
1829 * tree-cfg.c: Likewise.
1830 * tree-ssa-loop-niter.c: Likewise.
1831 * tree-vrp.c: Likewise.
1832 * value-prof.c: Likewise.
1834 2009-07-06 Diego Novillo <dnovillo@google.com>
1836 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
1837 if it has one. Handle cases where VAR does not have an
1838 annotation or cfun is NULL.
1840 2009-07-06 Diego Novillo <dnovillo@google.com>
1842 * tree.c: Include debug.h.
1843 (initialize_tree_contains_struct): New.
1844 (init_ttree): Call it.
1845 (tree_node_structure_for_code): Factor out of ...
1846 (tree_node_structure): ... here.
1847 * treestruct.def (TS_PHI_NODE): Remove.
1848 (TS_GIMPLE_STATEMENT): Remove.
1850 2009-07-06 Diego Novillo <dnovillo@google.com>
1852 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
1853 (debug_tree_chain): Handle cycles.
1855 2009-07-06 Nick Clifton <nickc@redhat.com>
1856 DJ Delorie <dj@redhat.com>
1858 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
1859 __FMOVD_ENABLED__ is defined.
1861 (TARGET_FMOVD): Provide a default definition.
1862 (MASK_FMOVD): Likewise.
1863 (TARGET_CPU_CPP_BUILTINS): Define
1864 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
1865 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
1866 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
1867 (split for DF load from memory into register): Also handle
1868 MEMs which consist of REG+DISP addressing.
1869 (split for DF store from register to memory): Likewise.
1870 (movsf_ie): Always use single fp_mode.
1871 * config/sh/sh.c (sh_override_options): Do not automatically
1872 enable TARGET_MOVD for the SH2A when supporting doubles - leave
1873 that to the -mfmovd command line switch.
1874 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
1875 (fldi_ok): Always allow.
1876 * config/sh/sh.opt (mfmovd): Remove this switch.
1877 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
1879 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
1880 Kaz Kojima <kkojima@gcc.gnu.org>
1882 PR rtl-optimization/30807
1883 * postreload.c (reload_combine): For every new use of REG_SUM,
1884 record the use of BASE.
1886 2009-07-06 Jan Hubicka <jh@suse.cz>
1888 * params.def: Revert my accidental commit at 2009-06-30.
1890 2009-07-04 Ian Lance Taylor <iant@google.com>
1893 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
1895 (mingw_format_attribute_overrides): Likewise.
1897 2009-07-04 Jakub Jelinek <jakub@redhat.com>
1900 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
1901 don't check cfa.reg. Instead of cfa.indirect use
1902 fde && fde->drap_reg != INVALID_REGNUM test.
1904 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
1906 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
1908 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
1911 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
1913 2009-07-03 Richard Guenther <rguenther@suse.de>
1915 PR tree-optimization/40640
1916 * tree-switch-conversion.c (build_arrays): Perform arithmetic
1919 2009-07-03 Jan Hubicka <jh@suse.cz>
1921 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
1922 for size, reduce amount of inlining.
1924 2009-07-03 Richard Guenther <rguenther@suse.de>
1927 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
1928 if t +- x is known to not overflow and the conversion widens the
1930 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
1932 2009-07-03 Jan Hubicka <jh@suse.cz>
1934 * ipa-pure-const.c (analyze): Update loop optimizer init.
1935 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
1936 try_remove_empty_loop, remove_empty_loops): Remove.
1937 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
1938 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
1939 to mark regular loops as neccesary.
1940 (degenerate_phi_p): New function.
1941 (propagate_necessity, remove_dead_phis): Use it.
1942 (forward_edge_to_pdom): Likewise.
1943 (eliminate_unnecessary_stmts): Take care to remove uses of results of
1944 virtual PHI nodes that became unreachable.
1945 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
1946 * tree-flow.h (remove_empty_loops): Remove.
1947 * passes.c (init_optimization_passes): Remove.
1949 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
1951 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
1952 can_create_pseudo_p.
1953 (*fix_trunc<mode>_i387_1): Ditto.
1954 (*floathi<mode>2_1): Ditto.
1955 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
1956 (*fistdi2_1): Ditto.
1957 (*fist<mode>2_1): Ditto.
1958 (frndintxf2_floor): Ditto.
1959 (*fist<mode>2_floor_1): Ditto.
1960 (frndintxf2_ceil): Ditto.
1961 (*fist<mode>2_ceil_1): Ditto.
1962 (frndintxf2_trunc): Ditto.
1963 (frndintxf2_mask_pm): Ditto.
1964 (fxam<mode>2_i387_with_temp): Ditto.
1965 * config/i386/sse.md (mulv16qi3): Ditto.
1966 (*sse2_mulv4si3): Ditto.
1968 (sse4_2_pcmpestr): Ditto.
1969 (sse4_2_pcmpistr): Ditto.
1971 2009-07-03 Jan Hubicka <jh@suse.cz>
1973 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
1974 (mark_stmt_necessary): Set it.
1975 (mark_operand_necessary): Set it.
1976 (mark_control_dependent_edges_necessary): Set it.
1977 (mark_virtual_phi_result_for_renaming): New function.
1978 (get_live_post_dom): New function.
1979 (forward_edge_to_pdom): New function.
1980 (remove_dead_stmt): Fix handling of control dependences.
1981 (tree_dce_init): Init new bitmap.
1982 (tree_dce_done): Free it.
1984 2009-07-02 Richard Guenther <rguenther@suse.de>
1987 * tree-ssa-structalias.c (new_var_info): Initialize
1990 2009-07-02 Jan Hubicka <jh@suse.cz>
1992 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
1995 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
1997 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
1998 instead of recomputing it. Adjust calls.
1999 (emit_store_flag): Adjust recursive calls.
2001 2009-07-02 Richard Guenther <rguenther@suse.de>
2003 * tree-ssa-live.c (remove_unused_locals): Do not remove
2005 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
2006 of DECL_EXTERNAL for HEAP variables.
2007 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
2008 HEAP variables. Do not adjust RESTRICT vars.
2009 (find_what_var_points_to): Nobody cares if something
2012 2009-07-02 Ben Elliston <bje@au.ibm.com>
2014 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
2015 pc_low and pc_high declarations to the top of the function.
2017 2009-07-01 DJ Delorie <dj@redhat.com>
2019 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
2021 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
2022 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
2023 unspecified accesses to control registers.
2024 * config/mep/intrinsics.md: Regenerate.
2025 * config/mep/intrinsics.h: Regenerate.
2026 * config/mep/mep-intrin.h: Regenerate.
2028 2009-07-01 Anthony Green <green@moxielogic.com>
2030 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
2031 instruction when possible.
2032 (moxie_expand_prologue): Ditto. Also, save an instruction and
2033 some complexity by popping off of $r12 instead of $sp.
2034 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
2037 2009-07-01 Richard Henderson <rth@redhat.com>
2040 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
2041 contained no insns, reposition note before last insn.
2043 2009-07-01 Richard Henderson <rth@redhat.com>
2046 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
2047 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
2049 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
2052 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
2053 darwin9 for printing reg addresses with %y.
2055 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
2057 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
2058 truncation from operands in binary operations.
2060 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
2063 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
2064 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
2065 subreg of op0 to the original op0.
2067 * expmed.c (store_bit_field_1): Use a temporary as the destination
2068 instead of a paradoxical subreg when we need to truncate the result.
2070 2009-07-01 DJ Delorie <dj@redhat.com>
2072 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
2073 names to VLIW variants.
2074 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
2075 * config/mep/intrinsics.md: Regenerate.
2076 * config/mep/intrinsics.h: Regenerate.
2077 * config/mep/mep-intrin.h: Regenerate.
2079 2009-07-01 Jakub Jelinek <jakub@redhat.com>
2082 * jump.c (returnjump_p): Revert last patch.
2083 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
2085 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2088 * pa.md (casesi32p): Use jump table label to determine the offset
2090 (casesi64p): Likewise.
2092 * pa.c (forward_branch_p): Return bool type. Use instruction
2093 addresses when available. Assert that INSN has a jump label.
2094 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
2097 2009-07-01 Richard Guenther <rguenther@suse.de>
2099 PR tree-optimization/19831
2100 * tree-ssa-dce.c (propagate_necessity): Calls to functions
2101 that only act as barriers do not make any previous stores necessary.
2102 * tree-ssa-structalias.c (handle_lhs_call): Delay making
2103 HEAP variables global, do not add a constraint from nonlocal.
2104 (find_func_aliases): Handle escapes through return statements.
2105 (compute_points_to_sets): Make escaped HEAP variables global.
2107 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
2110 * expmed.c (emit_store_flag): Perform a conversion if necessary,
2111 after reducing a DImode cstore to SImode.
2113 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
2115 * expr.c (expand_expr_real_1): Reinstate fallthrough to
2116 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
2118 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
2120 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
2121 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
2123 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
2124 and umod_optab if TARGET_BSD_DIVMOD.
2125 * config/vax/lib1funcs.asm: New file.
2126 * config/vax/t-linux: New file.
2127 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
2129 2009-06-30 Jakub Jelinek <jakub@redhat.com>
2132 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
2133 to type arguments that have void type.
2136 * dwarf2out.c (gen_formal_parameter_die): Call
2137 equate_decl_number_to_die if node is different from origin.
2139 2009-06-30 Anthony Green <green@moxielogic.com>
2141 Clean up moxie port for --enable-build-with-cxx.
2142 * config/moxie/moxie.c (moxie_function_value): First two
2143 parameters are const_tree, not tree.
2144 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
2145 (REG_CLASS_NAMES): Ditto.
2146 (REGNO_REG_CLASS): Ditto.
2147 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
2148 (moxie_function_value): Fix constyness of arguments.
2150 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
2152 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
2153 finalize_size_functions before further processing.
2154 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
2155 (variable_size): Call self_referential_size on size expressions
2156 that contain a PLACEHOLDER_EXPR.
2157 (size_functions): New static variable.
2158 (copy_self_referential_tree_r): New static function.
2159 (self_referential_size): Likewise.
2160 (finalize_size_functions): New global function.
2161 * tree.c: Include tree-inline.h.
2162 (push_without_duplicates): New static function.
2163 (find_placeholder_in_expr): New global function.
2164 (substitute_in_expr) <tcc_declaration>: Return the replacement object
2166 <tcc_expression>: Likewise.
2167 <tcc_vl_exp>: If the replacement object is a constant, try to inline
2168 the call in the expression.
2169 * tree.h (finalize_size_functions): Declare.
2170 (find_placeholder_in_expr): Likewise.
2171 (FIND_PLACEHOLDER_IN_EXPR): New macro.
2172 (substitute_placeholder_in_expr): Update comment.
2173 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
2175 (copy_tree_body_r): Likewise.
2176 (copy_tree_body): New static function.
2177 (maybe_inline_call_in_expr): New global function.
2178 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
2179 (maybe_inline_call_in_expr): Declare.
2180 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
2181 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
2184 2009-06-30 Richard Guenther <rguenther@suse.de>
2186 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
2188 (propagate_necessity): Do not mark reaching defs of stores
2191 2009-06-30 Jan Hubicka <jh@suse.cz>
2193 * cfgloopanal.c (check_irred): Move into ...
2194 (mark_irreducible_loops): ... here; return true if ireducible
2196 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
2197 (analyze_function): Try to prove loop finiteness.
2198 * cfgloop.h (mark_irreducible_loops): Update prototype.
2199 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
2201 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
2203 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
2205 2009-06-30 Ira Rosen <irar@il.ibm.com>
2207 PR tree-optimization/40542
2208 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
2211 2009-06-30 Martin Jambor <mjambor@suse.cz>
2213 PR tree-optimization/40582
2214 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
2215 than useless_type_conversion_p.
2216 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
2219 2009-06-30 Martin Jambor <mjambor@suse.cz>
2222 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
2224 2009-06-30 Richard Guenther <rguenther@suse.de>
2226 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
2227 use ao_ref references.
2228 (walk_aliased_vdefs): Likewise.
2229 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
2230 * tree-ssa-dce.c (struct ref_data): Remove.
2231 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
2232 (mark_aliased_reaching_defs_necessary): Adjust.
2233 (mark_all_reaching_defs_necessary_1): Likewise.
2235 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
2238 * expmed.c (emit_cstore): New name of emit_store_flag_1.
2239 (emit_store_flag_1): Extract from emit_store_flag, adjust
2240 calls to (what now is) emit_cstore.
2241 (emit_store_flag): Call emit_store_flag_1 and also use it
2242 for what used to be recursive calls.
2244 2009-06-30 Wei Guozhi <carrot@google.com>
2247 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
2248 if the target bb post dominates from bb.
2249 * config/i386/i386.c (memory_address_length): Check existence of base
2250 register before using it.
2252 2009-06-30 Nick Clifton <nickc@redhat.com>
2253 DJ Delorie <dj@redhat.com>
2255 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
2256 __FMOVD_ENABLED__ is defined.
2258 (TARGET_FMOVD): Provide a default definition.
2259 (MASK_FMOVD): Likewise.
2260 (TARGET_CPU_CPP_BUILTINS): Define
2261 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
2262 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
2263 two fmov instructions depending upon whether TARGET_FMOVD is
2265 (split for DF load from memory into register): Also handle
2266 MEMs which consist of REG+DISP addressing.
2267 (split for DF store from register to memory): Likewise.
2268 * config/sh/sh.opt (mfmovd): Remove this switch.
2269 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
2270 * config/sh/sh.c (sh_override_options): Do not automatically
2271 enable TARGET_MOVD for the SH2A when supporting doubles - leave
2272 that to the -mfmovd command line switch.
2274 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
2276 (fldi_ok): Always allow.
2277 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
2279 2009-06-29 DJ Delorie <dj@redhat.com>
2281 * doc/install.texi (mep-x-elf): Correct chip's full name.
2283 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
2285 * doc/extend.texi: Fix typo.
2287 2009-06-29 Tom Tromey <tromey@redhat.com>
2290 * Makefile.in (DWARF2_H): New variable.
2292 (dwarf2out.o): Likewise.
2293 (dwarf2asm.o): Likewise.
2294 * config/i386/t-i386: Use DWARF2_H.
2295 * except.c: Include elf/dwarf2.h.
2296 * unwind-dw2.c: Include elf/dwarf2.h.
2297 * dwarf2out.c: Include elf/dwarf2.h.
2298 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
2299 <dtprel>: New field.
2300 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
2301 (size_of_loc_descr): Likewise.
2302 (output_loc_operands_raw): Likewise.
2303 (output_loc_operands): Handle new dtprel field.
2304 (loc_checksum): Update.
2305 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
2306 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
2307 * unwind-dw2-fde.c: Include elf/dwarf2.h.
2308 * dwarf2asm.c: Include elf/dwarf2.h.
2309 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
2310 * config/mmix/mmix.c: Include elf/dwarf2.h.
2311 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
2312 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
2313 * config/sh/sh.c: Include elf/dwarf2.h.
2314 * config/i386/i386.c: Include elf/dwarf2.h.
2316 2009-06-29 DJ Delorie <dj@redhat.com>
2318 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
2320 * doc/extend.texi: Add MeP attributes and pragmas.
2321 * doc/invoke.text: Add MeP Options.
2322 * doc/contrib.texi: Add MeP contribution.
2323 * doc/md.texi: Add MeP constraints.
2324 * doc/install.texi: Add MeP target.
2326 2009-06-30 Anatoly Sokolov <aesok@post.ru>
2328 * target.h (struct gcc_target): Add frame_pointer_required field.
2329 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
2330 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
2331 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
2333 * reload1.c (update_eliminables): (Ditto.).
2334 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
2335 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
2336 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
2338 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
2340 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
2341 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
2342 (arm_frame_pointer_required): New function.
2344 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
2345 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2346 (avr_frame_pointer_required_p): Declare as static.
2347 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
2349 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
2350 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
2351 (bfin_frame_pointer_required): Make as static, change return type
2353 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
2355 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
2356 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2357 (cris_frame_pointer_required): New function.
2359 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
2361 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
2362 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2363 (fr30_frame_pointer_required): New function.
2365 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
2366 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
2367 (frv_frame_pointer_required): Make as static, change return type
2369 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
2371 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
2372 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2373 (ix86_frame_pointer_required): Make as static, change return type to
2375 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
2377 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
2378 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2380 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
2382 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
2384 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
2386 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
2387 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2388 (mips_frame_pointer_required): Make as static.
2389 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
2391 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
2392 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2393 (mmix_frame_pointer_required): Mew function.
2395 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
2396 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2398 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
2400 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
2402 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
2404 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
2405 (CAN_ELIMINATE): Redefine.
2406 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2407 (sparc_frame_pointer_required): New function.
2408 (sparc_can_eliminate): New function.
2409 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
2411 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
2412 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
2414 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
2415 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
2416 (xtensa_frame_pointer_required): Make as static, change return type
2418 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
2421 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
2423 * doc/plugins.texi: Document PLUGIN_START_UNIT.
2424 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
2425 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
2426 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
2427 (register_callback): Handle PLUGIN_START_UNIT.
2428 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
2430 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
2432 * tree.c (process_call_operands): Propagate TREE_READONLY from the
2434 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
2435 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
2437 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
2439 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
2442 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
2444 * doc/extend.texi (Additional Floating Types): __float128 is also
2445 supported on i386 targets.
2447 2009-06-29 Richard Guenther <rguenther@suse.de>
2450 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
2452 (pt_solutions_same_restrict_base): Declare.
2453 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
2455 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
2456 (make_constraint_from, make_copy_constraint): Move earlier.
2457 (make_constraint_from_heapvar): New function.
2458 (make_constraint_from_restrict): Likewise.
2459 (handle_lhs_call): Use it.
2460 (find_func_aliases): Use it to track conversions to restrict
2462 (struct fieldoff): Add only_restrict_pointers flag.
2463 (push_fields_onto_fieldstack): Initialize it.
2464 (create_variable_info_for): Track global restrict qualified pointers.
2465 (intra_create_variable_infos): Use make_constraint_from_heapvar.
2466 Track restrict qualified pointer arguments.
2467 (set_uids_in_ptset): Use varinfo is_global_var flag.
2468 (find_what_var_points_to): Set the vars_contains_restrict flag.
2469 Always create the points-to solution for sets including restrict tags.
2470 (pt_solutions_same_restrict_base): New function.
2471 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
2472 qualified pointers use pt_solutions_same_restrict_base as
2473 additional source for disambiguation.
2475 2009-06-29 Richard Guenther <rguenther@suse.de>
2478 * alias.c (find_base_decl): Remove.
2479 (get_deref_alias_set_1): Remove restrict handling.
2480 * c-common.c (c_apply_type_quals_to_decl): Do not set
2481 DECL_POINTER_ALIAS_SET.
2482 * gimplify.c (find_single_pointer_decl_1): Remove.
2483 (find_single_pointer_decl): Likewise.
2484 (internal_get_tmp_var): Remove restrict handling.
2485 (gimple_regimplify_operands): Likewise.
2486 * omp-low.c (expand_omp_atomic_pipeline): Do not set
2487 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
2488 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
2489 * tree.c (restrict_base_for_decl): Remove.
2490 (init_ttree): Do not allocate it.
2491 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
2492 LABEL_DECL_UID for label decls.
2493 (copy_node_stat): Do not copy restrict information.
2494 (decl_restrict_base_lookup): Remove.
2495 (decl_restrict_base_insert): Likewise.
2496 (print_restrict_base_statistics): Likewise.
2497 (dump_tree_statistics): Do not call print_restrict_base_statistics.
2498 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
2499 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
2500 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
2501 (LABEL_DECL_UID): Adjust.
2502 (DECL_BASED_ON_RESTRICT_P): Remove.
2503 (DECL_GET_RESTRICT_BASE): Likewise.
2504 (SET_DECL_RESTRICT_BASE): Likewise.
2505 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
2507 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
2508 instead of DECL_POINTER_ALIAS_SET.
2509 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
2510 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
2511 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
2513 2009-06-29 Richard Guenther <rguenther@suse.de>
2515 PR tree-optimization/40579
2516 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
2517 the IL to simplify has constants that overflowed.
2519 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
2521 PR tree-optimization/40550
2522 * tree-vect-generic.c (expand_vector_operations_1): Compute in
2523 vector_compute_type only when the size of vector_compute_type is
2524 less than the size of type.
2526 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
2528 * fold-const.c (contains_label_1): Fix comments.
2529 (contains_label_p): Do not walk trees multiple time.
2531 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2533 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
2534 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
2535 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
2536 ix86_fp_comparison_operator.
2537 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
2538 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
2539 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
2540 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
2541 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
2542 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
2543 (related splits): Change predicate to ix86_fp_comparison_operator.
2544 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
2545 instead of ix86_fp_comparison_codes.
2546 (ix86_trivial_fp_comparison_operator,
2547 ix86_fp_comparison_operator): New.
2548 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
2549 (ix86_expand_compare): Eliminate last two parameters.
2550 (ix86_fp_jump_nontrivial_p): Kill.
2551 * config/i386/i386.c (put_condition_code): Eliminate call to
2552 ix86_fp_comparison_codes and subsequent assertion.
2553 (ix86_fp_comparison_codes): Eliminate.
2554 (ix86_fp_swap_condition): New.
2555 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
2556 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
2557 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
2558 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
2559 and ix86_fp_swap_condition.
2560 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
2561 Use ix86_fp_comparison_strategy.
2562 (ix86_expand_compare): Likewise. Eliminate last two arguments.
2563 (ix86_fp_jump_nontrivial_p): Eliminate.
2564 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
2565 call to ix86_expand_compare.
2566 (ix86_split_fp_branch, ix86_expand_setcc,
2567 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
2568 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
2570 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2572 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
2573 related to jump_clobbers.
2574 * config/arm/arm.md (conds): Remove jump_clob case.
2575 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
2576 splits): Change comparison_operator to arm_comparison_operator.
2577 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
2580 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2582 * dojump.c (do_compare_rtx_and_jump): Try swapping the
2583 condition for floating point modes.
2584 * expmed.c (emit_store_flag_1): Move here a bigger part
2586 (emit_store_flag): Try swapping the condition for floating point
2588 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
2590 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2592 * expr.c (expand_expr_real_1): Just use do_store_flag.
2593 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
2594 emit_store_flag_force.
2595 * expmed.c (emit_store_flag_force): Copy here trick
2596 previously in expand_expr_real_1. Try reversing the comparison.
2597 (emit_store_flag_1): Work if target is NULL.
2598 (emit_store_flag): Work if target is NULL, using the result mode
2599 from the comparison. Use split_comparison, restructure final part
2600 to simplify conditionals.
2602 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2604 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
2605 * dojump.c (do_jump): Change handling of floating-point
2606 ops to use just do_compare_and_jump.
2607 (split_comparison): New.
2608 (do_compare_rtx_and_jump): Add here logic coming previously
2609 in do_jump, using split_comparison.
2611 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
2614 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
2616 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2618 * tree-ssa-alias.c: Fix unintentional commit.
2620 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2622 * passes.c (execute_one_pass): Fix unintentional commit.
2624 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2626 * df-problems.c (df_set_seen, df_unset_seen): Delete.
2627 (df_rd_local_compute, df_md_local_compute): Inline them.
2629 (df_md_scratch): New.
2630 (df_md_alloc, df_md_free): Allocate/free it.
2631 (df_md_local_compute): Only include live registers in init.
2632 (df_md_transfer_function): Prune the in-set computed by
2633 the confluence function, and the gen-set too.
2635 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2637 PR rtl-optimization/26854
2638 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
2639 * df-problems.c (df_rd_add_problem): Fix comment.
2640 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
2641 df_md_simulate_artificial_defs_at_top,
2642 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
2643 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
2644 df_md_transfer_function, df_md_init, df_md_confluence_0,
2645 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
2646 problem_MD, df_md_add_problem): New.
2647 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
2648 df_md_get_bb_info): New.
2649 (DF_LAST_PROBLEM_PLUS1): Adjust.
2651 * Makefile.in (fwprop.o): Include domwalk.h.
2652 * fwprop.c: Include domwalk.h.
2653 (reg_defs, reg_defs_stack): New.
2654 (bitmap_only_bit_between): Remove.
2655 (process_defs): New.
2656 (process_uses): Use reg_defs and local_md instead of
2657 bitmap_only_bit_between and local_rd.
2658 (single_def_use_enter_block): New, from build_single_def_use_links.
2659 (single_def_use_leave_block): New.
2660 (build_single_def_use_links): Remove code moved to
2661 single_def_use_enter_block, invoke domwalk.
2662 (use_killed_between): Adjust comment.
2664 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2666 * bitmap.h (bitmap_ior_and_into): New.
2667 * bitmap.c (bitmap_ior_and_into): New.
2669 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2671 * domwalk.h (struct dom_walk_data): Remove all callbacks except
2672 before_dom_children_before_stmts and after_dom_children_after_stmts.
2673 Rename the two remaining callbacks to just before_dom_children and
2674 after_dom_children. Remove other GIMPLE statement walking bits.
2675 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
2676 * graphite.c: Do not include domwalk.h.
2677 * tree-into-ssa.c (interesting_blocks): New global.
2678 (struct mark_def_sites_global_data): Remove it and names_to_rename.
2679 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
2680 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
2681 now that they're not domwalk callbacks.
2682 (rewrite_initialize_block): Rename to...
2683 (rewrite_enter_block): ... this, place after called functions. Test
2684 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
2685 (rewrite_finalize_block): Rename to...
2686 (rewrite_leave_block): ... this, place after called functions.
2687 (rewrite_update_init_block): Rename to...
2688 (rewrite_update_enter_block): ... this, place after called functions.
2689 Test interesting_blocks, call rewrite_update_stmt and
2690 rewrite_update_phi_arguments.
2691 (rewrite_update_fini_block): Rename to...
2692 (rewrite_leave_block): ... this, place after called functions.
2693 (rewrite_blocks): Remove last argument, simplify initialization of
2695 (mark_def_sites_initialize_block): Rename to...
2696 (mark_def_sites_block): ... this, call mark_def_sites.
2697 (mark_def_sites_blocks): Remove argument, simplify initialization of
2699 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
2700 (update_ssa): Likewise.
2701 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
2703 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
2704 (dom_opt_initialize_block): Rename to...
2705 (dom_opt_enter_block): ... this, place after called functions. Walk
2706 statements here, inline propagate_to_outgoing_edges.
2707 (dom_opt_finalize_block): Rename to...
2708 (dom_opt_leave_block): ... this, place after called functions.
2709 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
2711 (dse_enter_block, dse_record_phi): New.
2712 (dse_record_phis): Delete.
2713 (dse_finalize_block): Rename to...
2714 (dse_leave_block): ... this.
2715 (tree_ssa_dse): Simplify initialization of walk_data.
2716 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
2717 Adjust initialization of walk_data.
2718 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
2719 * tree-ssa-loop-phiopt.c (get_non_trapping):
2720 Adjust initialization of walk_data.
2721 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
2722 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
2723 it's not a domwalk callback.
2724 (uncprop_initialize_block): Rename to...
2725 (dse_enter_block): ... this, call uncprop_into_successor_phis.
2726 (dse_finalize_block): Rename to...
2727 (dse_leave_block): ... this.
2728 (tree_ssa_uncprop): Simplify initialization of walk_data.
2729 * Makefile.in: Adjust dependencies.
2731 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
2733 * arm.md (casesi): Fix test for Thumb1.
2734 (thumb1_casesi_internal_pic): Likewise.
2735 (thumb1_casesi_dispatch): Likewise.
2737 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
2739 * config/arm/arm-cores.def: Added core cortex-m0.
2740 * config/arm/arm-tune.md: Regenerated.
2741 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
2743 2009-06-26 DJ Delorie <dj@redhat.com>
2745 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
2747 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
2748 the scheduler doesn't tag jump insns.
2750 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
2752 * c-decl.c (merge_decls): Re-indent.
2754 2009-06-26 Janis Johnson <janis187@us.ibm.com>
2757 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
2758 Special-case decimal float constants.
2760 2009-06-26 Richard Henderson <rth@redhat.com>
2762 * function.h (struct function): Add cannot_be_copied_reason,
2763 and cannot_be_copied_set.
2764 * tree-inline.c (has_label_address_in_static_1): Rename from
2765 inline_forbidden_p_2; don't set inline_forbidden_reason here.
2766 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
2767 don't set inline_forbidden_reason.
2768 (copy_forbidden): New function, split out of inline_forbidden_p.
2769 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
2770 (inline_forbidden_p): Use copy_forbidden.
2771 (tree_versionable_function_p): Likewise.
2772 (inlinable_function_p): Merge into tree_inlinable_function_p.
2773 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
2774 * ipa-cp.c (ipcp_versionable_function_p): New function.
2775 (ipcp_cloning_candidate_p): Use it.
2776 (ipcp_node_modifiable_p): Likewise.
2778 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
2780 * builtins.c (expand_builtin_alloca): Handle builtin alloca
2781 that is marked not to be inlined. Remove flag_mudflap use.
2782 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
2783 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
2785 2009-06-26 Steve Ellcey <sje@cup.hp.com>
2788 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
2789 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
2791 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
2793 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
2795 (__mingwthr_remove_key_dtor): Likewise.
2797 2009-06-26 Richard Guenther <rguenther@suse.de>
2799 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
2801 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
2804 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
2805 try the non-cond_exec path also.
2807 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2810 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
2811 (output_cbranch): Use new functions.
2812 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
2815 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
2816 Pat Haugen <pthaugen@us.ibm.com>
2817 Revital Eres <ERES@il.ibm.com>
2819 * config/rs6000/rs6000.c (print_operand): Correct lossage message
2820 for %c error. Add %x support to print VSX registers as a unified
2821 register set, instead of separate float and altivec registers.
2822 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
2823 %y case, and add support for VSX pre-modify addresses.
2824 (output_toc): Add assert for CONST containing an integer constant
2826 (rs6000_adjust_cost): Add POWER7 support.
2827 (insn_must_be_first_in_group): Ditto.
2828 (insn_must_be_last_in_group): Ditto.
2829 (rs6000_emit_popcount): Ditto.
2830 (rs6000_vector_mode_supported_p): Ditto.
2832 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
2833 Change some of the functions called by macros to being called
2834 through a pointer, so debug functions can be inserted if
2835 -mdebug=addr or -mdebug=cost.
2836 (rs6000_preferred_reload_class_ptr): Ditto.
2837 (rs6000_secondary_reload_class_ptr): Ditto.
2838 (rs6000_secondary_memory_needed_ptr): Ditto.
2839 (rs6000_cannot_change_mode_class_ptr): Ditto.
2840 (rs6000_secondary_reload_inner): Ditto.
2841 (rs6000_legitimize_reload_address): Ditto.
2842 (rs6000_legitimize_reload_address_ptr): Ditto.
2843 (rs6000_mode_dependent_address): Ditto.
2844 (rs6000_mode_dependent_address_ptr): Ditto.
2846 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
2847 function to return true if the mode allows reg + integer
2849 (virtual_stack_registers_memory_p): New function to return true if
2850 the address refers to a virtual stack register.
2851 (rs6000_legitimate_offset_address_p): Move code to say whether a
2852 mode supports reg+int addressing to reg_offset_addressing_ok_p and
2854 (rs6000_legitimate_address_p): Add checks for modes that only can
2855 do reg+reg addressing. Start adding VSX support.
2856 (rs6000_legitimize_reload_address): Ditto.
2857 (rs6000_legitimize_address): Ditto.
2858 (rs6000_debug_legitimate_address_p): New debug functions for
2859 -mdebug=addr and -mdebug=cost.
2860 (rs6000_debug_rtx_costs): Ditto.
2861 (rs6000_debug_address_costs): Ditto.
2862 (rs6000_debug_adjust_cost): Ditto.
2863 (rs6000_debug_legitimize_address): Ditto.
2864 (rs6000_legitimize_reload_address_ptr): Point to call normal
2865 function or debug function. Make functions called via pointer
2867 (rs6000_mode_dependent_address_ptr): Ditto.
2868 (rs6000_secondary_reload_class_ptr): Ditto.
2869 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
2870 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
2871 into a friendlier error.
2872 (rs6000_init_builtins): Add initial VSX support.
2873 (rs6000_adjust_cost): Fix some spacing issues.
2875 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
2876 (REG_CLASS_NAMES): Ditto.
2877 (REG_CLASS_CONTENTS): Ditto.
2878 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
2879 pointer, to add -mdebug=addr support.
2880 (CANNOT_CHANGE_MODE_CLASS): Ditto.
2881 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
2882 -mdebug=addr support.
2883 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
2884 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
2885 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
2887 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
2889 (bswapsi*): Set attribute types for load/store. Add combiner
2890 patterns to eliminate zero extend on 64-bit.
2891 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
2892 stdbrx if the hardware supports those instructions.
2894 2009-06-25 Ian Lance Taylor <iant@google.com>
2896 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
2897 (Link Options): Document -static-libstdc++.
2899 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2902 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
2903 DATA_ALIGNMENT instead.
2905 2009-06-25 Richard Guenther <rguenther@suse.de>
2907 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
2908 indirect references against the callused/escaped solutions.
2909 (call_may_clobber_ref_p_1): Likewise.
2911 2009-06-25 Martin Jambor <mjambor@suse.cz>
2913 PR tree-optimization/40493
2914 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
2915 (enum unscalarized_data_handling): New type.
2916 (handle_unscalarized_data_in_subtree): Return what has been done.
2917 (load_assign_lhs_subreplacements): Handle left flushes differently.
2918 (sra_modify_assign): Use unscalarized_data_handling, simplified
2919 condition determining whether to remove the statement.
2921 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
2923 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
2924 excerpt - @ should be doubled for texinfo.
2926 2009-06-24 Ian Lance Taylor <iant@google.com>
2928 * config/arc/arc.c: Include "df.h".
2929 (arc_attribute_table): Make static. Move higher in file.
2930 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
2931 (output_shift): Initialize n later to avoid warning.
2932 * config/arm/arm.c (arm_attribute_table): Make static. Move
2934 * config/avr/avr.c (avr_attribute_table): Make static. Move
2936 (reg_class_tab): Change array type from int to enum reg_class.
2937 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
2939 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
2940 (lshrhi3_out): Likewise.
2941 (class_likely_spilled_p): Change return type to bool.
2942 (avr_rtx_costs): Use local code variable with enum type.
2943 * config/avr/avr.md (movmemhi): Use add_reg_note.
2944 (andhi3, andsi3): Don't use AS2 with "and".
2945 (iorhi3, iorsi3): Don't use AS2 with "or".
2946 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
2947 * config/crx/crx.c: Include "df.h".
2948 (crx_attribute_table): Make static.
2949 * config/m32r/m32r.c: Include "df.h".
2950 (m32r_attribute_table): Make static. Move higher in file.
2951 (pop): Use add_reg_note.
2952 (block_move_call): Change 0 to LCT_NORMAL in function call.
2953 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
2954 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
2955 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
2956 declare, not just when TREE_CODE is defined.
2957 * config/m68hc11/m68hc11.c: Include "expr.h".
2958 (m68hc11_attribute_table): Make static. Move higher in file.
2959 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
2961 (m68hc11_register_indirect_p): Likewise.
2962 (m68hc11_function_arg_padding): Change return type to enum
2964 (emit_move_after_reload): Use add_reg_note.
2965 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
2966 (m68hc11_split_logical): Likewise.
2967 (m68hc11_rtx_costs): Add local code_and outer_code variables with
2969 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
2970 to VOIDmode in function call.
2971 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
2973 (m68hc11_split_logical): Update declaration.
2974 (m68hc11_function_arg_padding): Update declaration.
2975 * config/mcore/mcore.c (regno_reg_class): Change form array of int
2976 to array of enum reg_class.
2977 (mcore_attribute_table): Make static. Move higher in file.
2978 (mcore_rtx_costs): Add cast to enum type.
2979 * config/mcore/mcore.h (regno_reg_class): Update declaration.
2980 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
2981 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
2983 * config/sh/predicates.md (trapping_target_operand): Rename and to
2985 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
2987 * config/spu/spu.c (spu_attribute_table): Make static. Move
2989 * config/v850/v850.c (v850_attribute_table): Make static. Move
2991 (v850_rtx_costs): Use local code with enum type.
2992 (expand_epilogue): Add cast.
2993 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
2995 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
2998 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
2999 -m2a-single-only and -m2a-nofpu.
3000 * config/sh/sh.opt: Document m2a generates FPU code.
3002 2009-06-24 Anatoly Sokolov <aesok@post.ru>
3004 * defaults.h (CAN_ELIMINATE): Provide default.
3005 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
3006 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
3007 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
3008 * config/spu/spu.h (CAN_ELIMINATE): Delete.
3009 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
3010 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
3011 * config/cris/cris.h (CAN_ELIMINATE): Delete.
3012 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
3013 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
3014 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
3016 2009-06-24 DJ Delorie <dj@redhat.com>
3018 * mep-ext-cop.cpu: Fix copyright notice.
3019 * mep-default: Fix copyright notice.
3020 * mep-core: Fix copyright notice.
3021 * mep: Fix copyright notice.
3022 * mep-ivc2: Fix copyright notice.
3023 * mep-c5: Fix copyright notice.
3025 2009-06-24 Denis Chertykov <chertykov@gmail.com>
3027 * doc/contrib.texi (Contributors):
3029 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
3032 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
3033 src and dst operands if necessary.
3035 2009-06-23 DJ Delorie <dj@redhat.com>
3038 * config.gcc: Add mep support.
3039 * recog.c: Resurrect validate_replace_rtx_subexp().
3040 * recog.h: Likewise.
3041 * config/mep/: Add new port:
3042 * config/mep/constraints.md: New file.
3043 * config/mep/default.h: New file.
3044 * config/mep/intrinsics.h: New file.
3045 * config/mep/intrinsics.md: New file.
3046 * config/mep/ivc2-template.h: New file.
3047 * config/mep/mep-c5.cpu: New file.
3048 * config/mep/mep-core.cpu: New file.
3049 * config/mep/mep-default.cpu: New file.
3050 * config/mep/mep-ext-cop.cpu: New file.
3051 * config/mep/mep-intrin.h: New file.
3052 * config/mep/mep-ivc2.cpu: New file.
3053 * config/mep/mep-lib1.asm: New file.
3054 * config/mep/mep-lib2.c: New file.
3055 * config/mep/mep-pragma.c: New file.
3056 * config/mep/mep-protos.h: New file.
3057 * config/mep/mep-tramp.c: New file.
3058 * config/mep/mep.c: New file.
3059 * config/mep/mep.cpu: New file.
3060 * config/mep/mep.h: New file.
3061 * config/mep/mep.md: New file.
3062 * config/mep/mep.opt: New file.
3063 * config/mep/predicates.md: New file.
3064 * config/mep/t-mep: New file.
3066 2009-06-23 Ian Lance Taylor <iant@google.com>
3068 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
3069 from loose_warn into c_loose_warn and from strict_warn into
3070 c_strict_warn. Set and substitute warn_cxxflags. Check for
3071 --enable-build-with-cxx. Set and substitute
3072 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
3073 * Makefile.in (CXXFLAGS): New variable.
3074 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
3075 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
3076 the default is the same as $(STRICT_WARN).
3077 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
3078 (CXX): New variable.
3079 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
3080 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
3081 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
3082 (HOST_LIBS): New variable.
3083 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
3084 (ALL_CXXFLAGS): New variable.
3085 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
3086 * doc/install.texi (Configuration): Document
3087 --enable-build-with-cxx, --with-stage1-ldflags,
3088 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
3089 * configure: Rebuild.
3091 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3093 * config/arm/arm.c (arm_override_options): Fix braces and formatting
3094 from previous commit.
3096 2009-06-23 Ian Lance Taylor <iant@google.com>
3098 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
3100 2009-06-23 Ian Lance Taylor <iant@google.com>
3102 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
3103 with ATTRIBUTE_UNUSED.
3105 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3106 Pat Haugen <pthaugen@us.ibm.com>
3107 Revital Eres <eres@il.ibm.com>
3109 * config.in (HAVE_AS_POPCNTD): Add default definition.
3110 (HAVE_AS_LWSYNC): Ditto.
3112 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
3114 (gcc_cv_as_powerpc_cmpb): Ditto.
3115 (gcc_cv_as_powerpc_dfp): Ditto.
3116 (gcc_cv_as_powerpc_vsx): Ditto.
3117 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
3118 supporting the popcntd/lwsync instructions.
3119 (gcc_cv_as_powerpc_lwsync): Ditto.
3120 * configure: Regenerate.
3122 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
3123 -mcpu=native and -mcpu=power7.
3124 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
3126 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
3127 a variable instead of a mask to reduce the number of mask bits.
3128 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
3129 (-mbit-word): Ditto.
3130 (-mregnames): Ditto.
3131 * config/rs6000/rs6000.opt (-mupdate): Ditto.
3132 (-mfused-madd): Ditto.
3134 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
3136 (-mvsx): New switch for VSX instructions.
3137 (-misel): Move from a variable to a mask to allow it to be set by
3140 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
3141 function declaration to an array declaration.
3142 (rs6000_hard_regno_nregs): New external array declaration.
3144 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
3145 files included by rs6000.md.
3147 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
3148 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
3150 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
3152 (rs6000_debug_reg): New -mdebug= variables.
3153 (rs6000_debug_addr): Ditto.
3154 (rs6000_debug_cost): Ditto.
3155 (rs6000_pmode): New variable to hold Pmode.
3156 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
3157 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
3158 calculated at compiler start.
3159 (rs6000_hard_regno_nregs): Change function to an array which holds
3160 HARD_REGNO_NREGS calculated at compiler start.
3161 (rs6000_explicit_options): Delete isel field.
3162 (rs6000_vector_unit): New array to hold which vector unit
3163 supports arithmetic options for a given type.
3164 (rs6000_vector_mem): New array to hold which vector unit supports
3165 memory reference operations for a given type.
3166 (rs6000_vector_align): New array to given the alignment of each
3168 (power7_cost): New basic costs for power7.
3169 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
3170 (rs6000_hard_regno_nregs_internal): New function, moved from
3171 HARD_REGNO_NREGS, to calculate the number of registers each hard
3172 register takes for each type.
3173 (rs6000_debug_reg_print): New function for -mdebug=reg support.
3174 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
3175 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
3176 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
3177 unit information here so it is calculated once at compiler startup
3179 (rs6000_override_options): Make -misel a target mask. Add more
3180 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
3181 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
3183 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
3184 (rs6000_handle_option): Move -misel from variable to target mask.
3185 (rs6000_builtin_mask_for_load): Add VSX support.
3186 (rs6000_conditional_register_usage): Ditto.
3187 (USE_ALTIVEC_FOR_ARG_P): Ditto.
3188 (function_arg_boundary): Ditto.
3189 (rs6000_expand_builtin): Ditto.
3190 (def_builtin): Make abort message a little friendlier.
3191 (rs6000_emit_int_cmove): Add support for 64-bit isel.
3193 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
3194 assembler support the popcntd instruction instead of a vsx
3195 instruction to enable power7 support.
3196 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
3197 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
3198 option to the assembler if -mcpu=native.
3199 (ASM_CPU_NATIVE_SPEC): Ditto.
3200 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
3202 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
3203 the lwsync instruction.
3204 (enum processor_type): Add PROCESSOR_POWER7.
3205 (rs6000_debug_reg): New -mdebug= options.
3206 (rs6000_debug_addr): Ditto.
3207 (rs6000_debug_cost): Ditto.
3208 (rs6000_isel): Delete.
3209 (enum rs6000_vector): New enum to say what vector unit we have.
3210 (VECTOR_UNIT_*): New macros to say which vector unit has
3211 arithmetic operations for a given type.
3212 (VECTOR_MEM_*): New macros to say which vector unit has memory
3213 operations for a given type.
3214 (TARGET_LDBRX): Whether the machine supports the ldbrx
3216 (TARGET_ISEL): Delete, -misel moved to be a mask.
3217 (TARGET_ISEL64): New macro for 64-bit isel support.
3218 (UNITS_PER_VSX_WORD): New macro.
3219 (POINTER_SIZE): Move to be an external variable, rather than
3220 calculating whether we are generating 32 ot 64-bit code.
3222 (STACK_BOUNDARY): Add VSX support.
3223 (LOCAL_ALIGNMENT): Ditto.
3224 (SLOW_UNALIGNED_ACCESS): Ditto.
3225 (VSX_REGNO_P): New macro for VSX support.
3226 (VFLOAT_REGNO_P): Ditto.
3227 (VINT_REGNO_P): Ditto.
3228 (VLOGICAL_REGNO_P): Ditto.
3229 (VSX_VECTOR_MODE): Ditto.
3230 (VSX_SCALAR_MODE): Ditto.
3232 (VSX_MOVE_MODE): Ditto.
3233 (VSX_REG_CLASS_P): Ditto.
3234 (HARD_REGNO_NREGS): Instead of calling a function, use an array
3236 (UNITS_PER_SIMD_WORD): Add VSX support.
3237 (MODES_TIEABLE_P): Ditto.
3238 (STARTING_FRAME_OFFSET): Ditto.
3239 (STACK_DYNAMIC_OFFSET): Ditto.
3240 (EPILOGUE_USES): Ditto.
3241 (REGNO_REG_CLASS): Move to array lookup.
3242 (CLASS_MAX_NREGS): Ditto.
3243 (rs6000_vector_reg_class): Add declaration.
3244 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
3245 overlap with the floating point and Altivec registers.
3247 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
3249 * config/rs6000/driver-rs6000.c (asm_names): New static array to
3250 give the appropriate asm switches if -mcpu=native.
3251 (host_detect_local_cpu): Add support for "asm".
3252 (host_detect_local_cpu): Follow GNU code guidelines for name.
3254 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
3255 -mbit-word to a variable instead of being a target mask.
3257 * config/rs6000/sync.md (lwsync): If the assembler supports it,
3258 emit the lwsync instruction instead of emitting the instruction as
3259 an integer constant.
3261 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
3262 fixuns_trundfsi2, move expander into rs6000.md.
3264 * config/rs6000/rs6000.md (cpu): Add power7.
3265 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
3266 (logical predicate patterns): Change the single instruction
3267 primitives that set CR0 to be fast_compare instead of compare.
3269 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
3270 (popcntddi2): Ditto.
3271 (popcount<mode>): Ditto.
3272 (floating multiply/add insns): Name the floating point
3274 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
3275 (isel_unsigned_<mode>): Ditto.
3276 (fixuns_trundfsi2): Move expander here from spe.md.
3277 (smindi3): Define if we have -misel on 64-bit systems.
3282 2009-06-23 Anatoly Sokolov <aesok@post.ru>
3284 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
3286 * config/avr/avr.c (avr_current_device): New variable.
3287 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
3288 (avr_arch, mcu_type_s): Move to avr.h.
3289 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
3290 default_data_section_start fields.
3291 (avr_arch): Moved from avr.c.
3292 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
3293 library_name fields.
3294 (avr_current_device, avr_mcu_types, avr_arch_types,
3295 avr_device_to_arch, avr_device_to_data_start,
3296 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
3297 (EXTRA_SPEC_FUNCTIONS): Define.
3298 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
3299 options mapping. Use device_to_arch and device_to_data_start insted.
3300 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
3301 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
3302 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
3303 * config/avr/driver-avr.c: New file.
3304 * config/avr/avr-devices.c: New file.
3306 2009-06-23 Jakub Jelinek <jakub@redhat.com>
3308 * var-tracking.c (unshare_variable): Force initialized to
3309 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
3310 (set_variable_part): Likewise.
3311 (struct variable_union_info): Remove pos_src field.
3312 (vui_vec, vui_allocated): New variables.
3313 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
3314 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
3315 == 1 use a simpler sorting algorithm. Compute pos field right
3316 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
3317 Avoid quadratic comparison if !flag_var_tracking_uninit.
3318 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
3319 unshare_variable unconditionally.
3320 (dataflow_set_different_2): Removed.
3321 (dataflow_set_different): Don't traverse second hash table.
3322 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
3323 unconditionally to var_reg_set or var_mem_set.
3324 (emit_notes_in_bb): Likewise.
3325 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
3327 (emit_note_insn_var_location): Don't set initialized to
3328 VAR_INIT_STATUS_INITIALIZED early.
3329 (vt_finalize): Free vui_vec if needed, clear vui_vec and
3331 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
3333 * tree-object-size.c (addr_object_size): Instead of checking
3334 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
3335 are no FIELD_DECLs following it.
3337 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
3339 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
3340 order to match bswaps with signed source operands.
3342 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3344 * sdbout.c (sdbout_one_type): Fix braces in switch.
3346 2009-06-23 Richard Guenther <rguenther@suse.de>
3348 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
3350 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
3351 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
3352 var_callused, callused_tree, var_storedanything, storedanything_tree,
3353 var_integer, integer_tree): Remove global variables.
3354 (new_var_info): Do not pass new id, append the new var to the
3355 global variable vector.
3356 (do_ds_constraint): Use is_global_var member of the variable-info.
3357 (new_scalar_tmp_constraint_exp): Adjust.
3358 (create_function_info_for): Likewise.
3359 (create_variable_info_for): Likewise.
3360 (find_what_var_points_to): Remove dead code.
3361 (init_base_vars): Simplify.
3362 (compute_points_to_sets): Adjust.
3364 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
3366 * combine.c (try_combine): Dump information about the insns we're
3369 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
3371 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
3372 check when calling force_to_mode on TRUNCATE's operand.
3374 2009-06-22 Ian Lance Taylor <iant@google.com>
3376 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
3378 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
3380 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
3382 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3384 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
3385 override library linkage flags such as -static-libgcc or
3388 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
3390 * config/m68k/m68k-devices.def: Add line for MCF5221x.
3392 2009-06-22 Ian Lance Taylor <iant@google.com>
3394 * config/linux.opt: Put mglibc ahead of muclibc.
3396 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
3397 for duplicate decls.
3399 2009-06-22 Matthias Klose <doko@ubuntu.com>
3401 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
3403 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
3406 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
3407 instead of NULL if a parser error occurs.
3409 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3411 * dwarf2out.c (dwarf2_debug_hooks): Initialize
3412 non-DWARF2_DEBUGGING_INFO version.
3414 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
3416 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
3417 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
3419 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
3420 (LIBGCC2_TF_CEXT): Define.
3423 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3426 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
3428 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3430 * config/arm/arm.c (arm_override_options): Disable
3431 -mcaller-super-interworking and -mcallee-super-interworking.
3432 * doc/invoke.texi (ARM Options): Document this.
3434 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
3436 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
3437 * config/arm/constraints.md (j): New constraint for movw operands.
3438 (N): Remove thumb2 meaning.
3439 * config/arm/arm.md (*arm_movw): Delete.
3440 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
3441 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
3442 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
3444 2009-06-22 Martin Jambor <mjambor@suse.cz>
3446 PR tree-optimization/40492
3447 * tree-sra.c (sra_modify_assign): Pass zero offsets to
3448 build_ref_for_offset.
3450 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
3452 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
3453 JUMP_TABLE_DATA_P predicates where applicable.
3454 * auto-inc-dec.c: Ditto.
3455 * builtins.c: Ditto.
3456 * caller-save.c: Ditto.
3458 * cfgcleanup.c: Ditto.
3459 * cfglayout.c: Ditto.
3462 * combine-stack-adj.c: Ditto.
3468 * dwarf2asm.c: Ditto.
3469 * dwarf2out.c: Ditto.
3470 * emit-rtl.c: Ditto.
3476 * function.c: Ditto.
3479 * genpreds.c: Ditto.
3480 * genrecog.c: Ditto.
3482 * ira-costs.c: Ditto.
3483 * ira-lives.c: Ditto.
3486 * lower-subreg.c: Ditto.
3487 * modulo-sched.c: Ditto.
3489 * postreload.c: Ditto.
3490 * print-rtl.c: Ditto.
3499 * sched-vis.c: Ditto.
3501 * sel-sched-ir.c: Ditto.
3502 * simplify-rtx.c: Ditto.
3503 * targhooks.c: Ditto.
3504 * var-tracking.c: Ditto.
3505 * vmsdbgout.c: Ditto.
3507 2009-06-22 Matthias Klose <doko@ubuntu.com>
3509 * Makefile.in (install-plugin): Always use DESTDIR.
3511 2009-06-22 Olivier Hainque <hainque@adacore.com>
3513 * config/pa/pa.c (output_call): Don't optimize post call jumps
3514 into return address adjustments if the call may throw.
3516 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
3518 * arm.c (thumb1_output_casesi): New function.
3519 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
3520 optimizing for size or PIC.
3521 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
3522 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
3523 (casesi): Handle Thumb-1 when optimizing for size or PIC.
3524 (thumb1_casesi_internal_pic): New expand rule.
3525 (thumb1_casesi_dispatch): New pattern.
3526 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
3528 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
3529 in the text seciton when PIC or optimizing for size.
3530 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
3531 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
3532 preservation properties of code.
3533 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
3534 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
3535 (__gnu_thumb1_case_si): New function.
3536 * t-arm (LIB1ASMSRC): Define here.
3537 (LIB1ASMFUNCS): Add some common functions.
3538 * t-arm-elf (LIB1ASMSRC): Delete.
3539 (LIB1ASMFUNCS): Append to existing set.
3540 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3541 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3542 * t-symbian (LIB1ASMFUNCS): Likewise.
3543 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3544 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3546 2009-06-21 Richard Guenther <rguenther@suse.de>
3548 PR tree-optimization/38729
3549 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
3550 to loops with a single exit if -fno-expensive-optimizations.
3552 2009-06-21 Jakub Jelinek <jakub@redhat.com>
3554 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
3555 (dataflow_set): Change vars type from htab_t to shared_hash.
3556 (shared_hash_pool, empty_shared_hash): New variables.
3557 (vars_clear): Removed.
3558 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
3559 shared_hash_find_slot_unshare, shared_hash_find_slot,
3560 shared_hash_find_slot_noinsert, shared_hash_find): New
3562 (shared_hash_unshare, shared_hash_destroy): New functions.
3563 (unshare_variable): Unshare set->vars if shared, use
3565 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
3566 (get_init_value, find_src_set_src, dump_dataflow_set,
3567 clobber_variable_part, emit_notes_for_differences): Use
3569 (dataflow_set_init): Remove second argument, set vars to
3570 empty_shared_hash instead of creating a new htab.
3571 (dataflow_set_clear): Call shared_hash_destroy and set vars
3572 to empty_shared_hash instead of calling vars_clear.
3573 (dataflow_set_copy): Don't call vars_copy, instead just share
3574 the src htab with dst.
3575 (variable_union): Use shared_hash_*, use initially NO_INSERT
3576 lookup if set->vars is shared. Don't keep slot cleared before
3577 calling unshare_variable. Unshare set->vars if needed.
3578 Even ->refcount == 1 vars must be unshared if set->vars is shared
3579 and var needs to be modified.
3580 (variable_canonicalize): New function.
3581 (dataflow_set_union): If dst->vars is empty, just share src->vars
3582 with dst->vars and traverse with variable_canonicalize to canonicalize
3583 and unshare what is needed.
3584 (dataflow_set_different): If old_set and new_set use the same shared
3585 htab, they aren't different. If number of htab elements is different,
3586 htabs are different. Use shared_hash_*.
3587 (dataflow_set_destroy): Call shared_hash_destroy instead of
3589 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
3590 second argument to dataflow_set_init.
3591 (vt_initialize): Likewise. Initialize shared_hash_pool and
3592 empty_shared_hash, move bb in/out initialization afterwards.
3593 Use variable_htab_free instead of NULL as changed_variables del hook.
3594 (variable_was_changed): Change type of second argument to pointer to
3595 dataflow_set. When inserting var into changed_variables, bump
3596 refcount. Unshare set->vars if set is shared htab and slot needs to
3598 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
3599 lookup if set->vars is shared. Unshare set->vars if needed.
3600 Even ->refcount == 1 vars must be unshared if set->vars is shared
3601 and var needs to be modified. Adjust variable_was_changed caller.
3602 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
3603 vars must be unshared if set->vars is shared and var needs to be
3604 modified. Adjust variable_was_changed caller.
3605 (emit_note_insn_var_location): Don't pool_free var.
3606 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
3608 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
3609 free_alloc_pool on shared_hash_pool.
3611 2009-06-20 Anthony Green <green@moxielogic.com>
3613 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
3614 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
3616 2009-06-20 Richard Guenther <rguenther@suse.de>
3618 * tree-ssa-structalias.c (find_func_aliases): For memset use
3619 a constraint from NULL if we memset to zero.
3620 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
3621 we explicitly handle that do not read from memory.
3622 (call_may_clobber_ref_p_1): Properly handle builtins that may
3625 2009-06-20 Richard Guenther <rguenther@suse.de>
3627 PR tree-optimization/40495
3628 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
3629 (new_scalar_tmp_constraint_exp): New function.
3630 (process_constraint): Do not create temporary decls.
3631 (process_all_all_constraints): Likewise.
3632 (handle_const_call): Likewise.
3633 (create_function_info_for): Do not set decl.
3635 2009-06-19 Ian Lance Taylor <iant@google.com>
3637 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
3638 (rs6000_attribute_table): Make static; move before use.
3640 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
3642 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
3643 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
3644 Propagate the TREE_READONLY flag without overwriting it.
3645 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
3646 Propagate the TREE_READONLY flag onto the result.
3647 (process_call_operands): Move around. Use correct constant value.
3649 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3652 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
3653 * config/arm/arm.md: Likewise.
3655 2009-06-19 Ian Lance Taylor <iant@google.com>
3657 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
3658 to GIMPLE_ERROR_MARK.
3660 * c-typeck.c (build_conditional_expr): Add op1_original_type and
3661 op2_original_type parameters. Warn about using different enum types.
3662 * c-parser.c (c_parser_conditional_expression): Pass original
3663 types to build_conditional_expr.
3664 * c-tree.h (build_conditional_expr): Update declaration.
3666 2009-06-19 Ian Lance Taylor <iant@google.com>
3668 * config/i386/i386.c (ix86_function_specific_save): Test that
3669 fields match values, rather than testing the values are in a
3672 2009-06-19 Richard Guenther <rguenther@suse.de>
3674 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
3676 (ptr_derefs_may_alias_p): Likewise.
3677 (ptr_deref_may_alias_ref_p_1): New function.
3678 (ptr_deref_may_alias_ref_p): Likewise.
3679 (ref_maybe_used_by_call_p_1): Handle builtins that are not
3680 covered by looking at the ESCAPED solution.
3681 (call_may_clobber_ref_p_1): Likewise.
3682 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
3683 Handle NULL_TREE offset. Do not produce redundant constraints.
3684 (process_all_all_constraints): New helper function.
3685 (do_structure_copy): Use it.
3686 (handle_lhs_call): Likewise.
3687 (find_func_aliases): Handle some builtins with pointer arguments
3688 and/or return values explicitly.
3690 2009-06-19 Ian Lance Taylor <iant@google.com>
3692 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
3694 2009-06-19 Ian Lance Taylor <iant@google.com>
3696 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
3698 2009-06-19 Ian Lance Taylor <iant@google.com>
3700 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
3701 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
3704 * c-decl.c (finish_decl): If -Wc++-compat, warn about
3705 uninitialized const.
3707 2009-06-19 Ian Lance Taylor <iant@google.com>
3709 * dse.c (struct store_info): Rename bitmap field to bmap. Change
3712 * c-decl.c (in_struct, struct_types): Remove.
3713 (struct c_binding): Add in_struct field.
3714 (c_binding_ptr): Define type, along with VEC.
3715 (struct c_struct_parse_info): Define.
3716 (struct_parse_info): New static variable.
3717 (bind): Initialize in_struct field.
3718 (start_struct): Remove enclosing_in_struct and
3719 enclosing_struct_types parameters. Add
3720 enclosing_struct_parse_info parameter. Change all callers. Set
3721 struct_parse_info rather than in_struct and struct_types.
3722 (grokfield): If -Wc++-compat and there is a symbol binding for the
3723 field name, set the in_struct flag and push it on the
3724 struct_parse_info->fields vector.
3725 (warn_cxx_compat_finish_struct): New static function.
3726 (finish_struct): Remove enclosing_in_struct and
3727 enclosing_struct_types parameters. Add
3728 enclosing_struct_parse_info parameter. Change all callers. Don't
3729 set C_TYPE_DEFINED_IN_STRUCT here. Call
3730 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
3731 parameter. Only push on struct_types if warn_cxx_compat.
3732 (finish_enum): Only push on struct_types if warn_cxx_compat.
3733 (declspecs_add_type): Add loc parameter. Change all callers.
3734 Change all error calls to error_at. Pass loc, not input_location,
3735 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
3736 defined in a struct. If -Wc++-compat and parsing a struct, record
3737 that a typedef name was used.
3738 * c-parser.c (c_parser_declspecs): Get location to pass to
3740 (c_parser_struct_or_union_specifier): Update calls to start_struct
3742 * c-tree.h (struct c_struct_parse_info): Declare.
3743 (finish_struct, start_struct): Update declarations.
3744 (declspecs_add_type): Update declaration.
3746 2009-06-19 Ian Lance Taylor <iant@google.com>
3748 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
3749 variable with an anonymous type.
3751 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
3753 * see.c: Remove for real.
3755 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
3757 * optabs.h (enum optab_index): Add new OTI_significand.
3758 (significand_optab): Define corresponding macro.
3759 * optabs.c (init_optabs): Initialize significand_optab.
3760 * genopinit.c (optabs): Implement significand_optab using
3761 significand?f2 patterns.
3762 * builtins.c (expand_builtin_mathfn): Handle
3763 BUILT_IN_SIGNIFICAND{,F,L}.
3764 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
3765 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
3767 * config/i386/i386.md (significandxf2, significand<mode>2): New
3768 expanders to implement significandf, significand and significandl
3769 built-ins as inline x87 intrinsics.
3771 2009-06-18 Anatoly Sokolov <aesok@post.ru>
3773 * config/avr/avr.c (avr_override_options): Remove setting value of
3774 PARAM_INLINE_CALL_COST.
3776 2009-06-18 Richard Henderson <rth@redhat.com>
3779 * tree-pass.h (TDF_ASMNAME): New.
3780 * tree-dump.c (dump_options): Add asmname.
3781 * doc/invoke.texi: Document it.
3783 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
3784 (dump_decl_name): ...here.
3785 (dump_function_name): New flags arg; mind TDF_ASMNAME.
3786 (dump_generic_node): Update dump_function_name calls.
3787 (print_call_name): New flags arg; update all dump calls.
3788 * diagnostic.h (print_call_name): Update.
3789 * gimple-pretty-print.c (dump_gimple_call): Update.
3791 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
3794 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
3796 2009-06-18 Diego Novillo <dnovillo@google.com>
3798 * doc/plugins.texi: Document plugin_is_GPL_compatible.
3799 * plugin.c (str_license): Declare.
3800 (try_init_one_plugin): Assert that the symbol
3801 'plugin_is_GPL_compatible' exists.
3803 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
3806 * Makefile.in (OBJS-common): Remove see.o.
3808 * common.opt (fsee): Mark as preserved for backward compatibility.
3809 * opts.c (common_handle_option): Add OPT_fsee to the backward
3810 compatibility section.
3811 * passes.c (init_optimization_passes, pass_see): Remove pass.
3812 * timevar.def (TV_SEE): Remove.
3813 * tree-pass.h (pass_see): Remove declaration.
3814 * doc/invoke.texi (-fsee): Remove documentation.
3816 2009-06-18 Martin Jambor <mjambor@suse.cz>
3818 * tree-sra.c: Include statistics.h
3819 (sra_stats): New variable.
3820 (sra_initialize): Clear sra_stats.
3821 (create_access_replacement): Increment sra_stats.replacements.
3822 (get_access_replacement): Do not return twice.
3823 (analyze_all_variable_accesses): Increment statistics counter by the
3824 number of scalarized aggregates.
3825 (generate_subtree_copies): Increment sra_stats.subtree_copies.
3826 (sra_modify_expr): Increment sra_stats.exprs.
3827 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
3828 (sra_modify_assign): Increment sra_stats.exprs,
3829 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
3830 (perform_intra_sra): Update statistics counters.
3831 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
3833 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
3835 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
3836 (arm_scalar_mode_supported_p): New function.
3838 2009-06-18 Paul Brook <paul@codesourcery.com>
3839 Sandra Loosemore <sandra@codesourcery.com>
3841 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
3842 (__extendhfsf2, __truncsfhf2): Define.
3843 * config/arm/fp16.c: New file.
3844 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
3845 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
3847 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
3849 * doc/extend.texi (Half-Precision): New section.
3850 * doc/invoke.texi (Option Summary): List -mfp16-format.
3851 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
3852 * config/arm/arm.opt (mfp16-format=): New.
3853 * config/arm/arm.c: Include intl.h.
3854 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
3855 (TARGET_INVALID_RETURN_TYPE): Redefine.
3856 (TARGET_PROMOTED_TYPE): Redefine.
3857 (TARGET_CONVERT_TO_TYPE): Redefine.
3858 (arm_fp16_format): Define.
3859 (all_fpus): Add entry for neon-fp16.
3860 (fp_model_for_fpu): Likewise.
3861 (struct fp16_format): Declare.
3862 (all_fp16_formats): Define.
3863 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
3865 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
3867 (arm_legitimate_index_p): Treat HFmode like HImode.
3868 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
3869 (coproc_secondary_reload_class): Special-case HFmode.
3870 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
3871 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
3872 (arm_init_fp16_builtins): New.
3873 (arm_init_builtins): Call it.
3874 (arm_invalid_parameter_type): New.
3875 (arm_invalid_return_type): New.
3876 (arm_promoted_type): New.
3877 (arm_convert_to_type).
3878 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
3880 (arm_emit_fp16_const): New function.
3881 (arm_mangle_type): Mangle __fp16 as "Dh".
3882 * config/arm/arm.h (TARGET_VFPD32): Make it know about
3884 (TARGET_NEON_FP16): New.
3885 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
3886 (enum fputype): Add FPUTYPE_NEON_FP16.
3887 (enum arm_fp16_format_type): Declare.
3888 (arm_fp16_format): Declare.
3889 (LARGEST_EXPONENT_IS_NORMAL): Define.
3890 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
3891 * config/arm/arm-modes.def (HFmode): Define.
3892 * config/arm/vfp.md: (*movhf_vfp): New.
3895 * config/arm/arm.md: (fpu): Add neon_fp16.
3896 (floatsihf2, floatdihf2): New.
3897 (fix_trunchfsi2, fix_trunchfdi2): New.
3901 (*arm32_movhf): New.
3902 (*thumb1_movhf): New.
3903 (consttable_2): Add check for HFmode constants.
3904 (consttable_4): Handle HFmode constants.
3906 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
3908 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
3910 2009-06-17 Olivier Hainque <hainque@adacore.com>
3912 * collect2.c (main): Use CONST_CAST2 to perform char ** to
3913 const char ** conversion in AIX specific section.
3915 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
3917 * config/i386/i386.c (ix86_special_builtin_type): Remove
3918 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
3919 (bdesc_special_args): Updated.
3920 (ix86_init_mmx_sse_builtins): Likewise.
3921 (ix86_expand_special_args_builtin): Likewise.
3923 2009-06-17 Richard Henderson <rth@redhat.com>
3925 * tree-pretty-print.c (maybe_dump_asm_name): New.
3926 (dump_decl_name): Use it.
3927 (PRINT_FUNCTION_NAME): Merge into...
3928 (dump_function_name): ... here. Use maybe_dump_asm_name.
3930 2009-06-17 Cary Coutant <ccoutant@google.com>
3932 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
3934 * debug.c (struct gcc_debug_hooks): Change placeholder for
3936 (debug_nothing_int_charstar_int): Replaced by...
3937 (debug_nothing_int_charstar_int_bool): ...this.
3938 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
3939 source_line prototype.
3940 (debug_nothing_int_charstar_int): Replaced by...
3941 (debug_nothing_int_charstar_int_bool): ...this.
3942 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
3943 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
3944 Output is_stmt operand when necessary.
3945 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
3946 (notice_source_line): Add is_stmt parameter.
3947 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
3948 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
3950 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
3951 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
3953 2009-06-17 Ian Lance Taylor <iant@google.com>
3955 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
3957 (struct store_by_pieces_d): Rename from store_by_pieces. Change
3960 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
3962 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
3963 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
3964 tree_strip_sign_nop_conversions and
3965 tree_ssa_strip_useless_type_conversions rather than stripping
3966 the operations here.
3967 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
3969 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
3970 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
3971 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
3972 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
3975 2009-06-17 Michael Eager <eager@eagercon.com>
3977 * config/rs6000/constraints.md (register_constraint "d"): New.
3978 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
3979 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
3980 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
3981 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
3982 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
3983 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
3984 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
3985 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
3986 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
3987 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
3989 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
3990 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
3991 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
3992 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
3993 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3994 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
3995 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
3996 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
3997 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
3998 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
3999 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
4000 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
4001 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
4002 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
4004 2009-06-16 Ian Lance Taylor <iant@google.com>
4006 * profile.c (total_num_never_executed): Don't define.
4007 (compute_branch_probabilities): Don't count or print
4009 (init_branch_prob): Don't set total_num_never_executed.
4010 (end_branch_prob): Don't print total_num_never_executed.
4012 2009-06-17 David Daney <ddaney@caviumnetworks.com>
4014 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
4016 2009-06-17 David Edelsohn <edelsohn@gnu.org>
4018 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
4019 (nabstd2_fpr): Same.
4021 2009-06-17 Steve Ellcey <sje@cup.hp.com>
4023 * expr.c (expand_assignment): Change complex type check.
4025 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
4027 * doc/plugins.texi (Building GCC plugins): Added new section.
4029 2009-06-17 Ian Lance Taylor <iant@google.com>
4031 * c-pch.c (get_ident): Don't set size of templ array.
4032 (pch_init): Don't set size of partial_pch array.
4034 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
4035 string constant to intialize an array whose size is the length of
4038 2009-06-17 Richard Guenther <rguenther@suse.de>
4040 PR tree-optimization/40389
4041 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
4042 to addressable types.
4043 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
4045 2009-06-17 Richard Guenther <rguenther@suse.de>
4048 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
4049 if there is no evolution of left in the loop bail out.
4050 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
4051 chrec_fold_multiply.
4053 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
4054 Janis Johnson <janis187@us.ibm.com>
4057 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
4058 for the symbol ref of a constant that is the source of a move
4059 - nor for any other not-obvious-label-ref constants.
4061 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
4063 * plugin.c (position_pass): Skip newly inserted pass during list
4064 traversal to avoid repeated insertion.
4066 2009-06-16 Ian Lance Taylor <iant@google.com>
4068 * vec.h (VEC_stack_alloc): Define different version if
4069 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
4070 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
4071 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
4072 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
4074 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
4076 * config.gcc (extra_headers): Add ia32intrin.h for x86.
4078 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
4079 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
4080 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
4081 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
4082 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
4083 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
4084 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
4085 (bdesc_special_args): Add __builtin_ia32_rdtsc and
4086 __builtin_ia32_rdtscp.
4087 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
4088 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
4089 and __builtin_ia32_rorhi.
4090 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
4091 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
4092 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
4093 (ix86_expand_args_builtin): Likewise.
4094 (ix86_expand_special_args_builtin): Likewise.
4096 * config/i386/i386.md (UNSPECV_RDTSCP): New.
4097 (UNSPECV_RDTSC): Likewise.
4098 (UNSPECV_RDPMC): Likewise.
4099 (*bsr): Renamed to ...
4101 (*bsr_rex64): Renamed to ...
4105 (*rdpmc_rex64): Likewise.
4108 (*rdtsc_rex64): Likewise.
4110 (*rdtscp): Likewise.
4111 (*rdtscp_rex64): Likewise.
4113 * config/i386/ia32intrin.h: New.
4115 * config/i386/x86intrin.h: Include <ia32intrin.h>.
4117 2009-06-16 Ian Lance Taylor <iant@google.com>
4119 * ira-build.c (copy_info_to_removed_store_destinations):
4120 Initialize parent_a.
4122 2009-06-16 Ian Lance Taylor <iant@google.com>
4124 * c-decl.c (grokdeclarator): Change size_varies to bool.
4126 2009-06-16 Ian Lance Taylor <iant@google.com>
4128 * sel-sched.c: Make forward declarations of move_op_hooks and
4129 fur_hooks explicitly extern.
4131 2009-06-16 Ian Lance Taylor <iant@google.com>
4133 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
4134 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
4136 2009-06-16 Ian Lance Taylor <iant@google.com>
4138 * resource.c (mark_referenced_resources): Change
4139 include_delayed_effects parameter to bool. Change all callers.
4140 (mark_end_of_function_resources): Likewise.
4141 * reorg.c (insn_references_resource_p): Likewise.
4142 (insn_sets_resource_p): Likewise.
4143 * resource.h (mark_referenced_resources): Update declaration.
4144 (mark_end_of_function_resources): Update declaration.
4146 2009-06-16 David Edelsohn <edelsohn@gnu.org>
4148 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
4150 2009-06-16 David Edelsohn <edelsohn@gnu.org>
4152 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
4153 GCC can bootstrap on AIX with GNU Binutils 2.20.
4155 2009-06-16 Ian Lance Taylor <iant@google.com>
4157 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
4159 2009-06-16 Ian Lance Taylor <iant@google.com>
4161 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
4162 inline, not extern inline.
4163 (exact_log2): Likewise.
4164 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
4166 (exact_log2): Likewise, but don't test CTZ_HWI.
4168 2009-06-16 Ian Lance Taylor <iant@google.com>
4170 * bitmap.c (bitmap_clear): Don't declare as inline.
4171 * gimple.c (gimplify_assign): Likewise.
4172 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
4173 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
4174 (sched_scan_info): Remove duplicate definition.
4176 2009-06-16 Ian Lance Taylor <iant@google.com>
4178 * c-common.c (skip_evaluation): Don't define.
4179 (c_inhibit_evaluation_warnings): Define global variable.
4180 (overflow_warning): Check c_inhibit_evaluation_warnings rather
4181 than skip_evaluation.
4182 (convert_and_check, warn_for_div_by_zero): Likewise.
4183 * c-common.h (skip_evaluation): Don't declare.
4184 (c_inhibit_evaluation_warnings): Declare.
4185 * c-parser.c (c_parser_typeof_specifier): Set
4186 c_inhibit_evaluation_warnings rather than skip_evaluation.
4187 (c_parser_conditional_expression): Likewise.
4188 (c_parser_binary_expression): Likewise.
4189 (c_parser_sizeof_expression): Likewise.
4190 (c_parser_alignof_expression): Likewise.
4191 * c-typeck.c (build_indirect_ref): Check
4192 c_inhibit_evaluation_warnings rather than skip_evaluation.
4193 (build_conditional_expr, build_binary_op): Likewise.
4195 2009-06-16 Richard Guenther <rguenther@suse.de>
4197 * tree-ssa-alias.c (is_escape_site): Remove.
4198 * tree-ssa-alias.h (enum escape_type): Remove.
4199 (is_escape_site): Likewise.
4200 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
4201 via casts and asms without deferring to is_escape_site.
4203 2009-06-16 Jakub Jelinek <jakub@redhat.com>
4206 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
4207 use gen_lowpart if op0 has complex mode.
4209 2009-06-16 Richard Guenther <rguenther@suse.de>
4211 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
4212 variables add them to ESCAPED.
4213 (find_func_aliases): Do not make all indirectly stored values escaped.
4215 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
4217 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
4220 2009-06-16 Martin Jambor <mjambor@suse.cz>
4222 PR tree-optimization/40432
4223 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
4224 check whether we need to force gimple register operand.
4226 2009-06-16 Martin Jambor <mjambor@suse.cz>
4228 PR tree-optimization/40413
4229 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
4230 build_ref_for_offset.
4231 (propagate_subacesses_accross_link): Fix a typo in a comment.
4233 2009-06-16 Ira Rosen <irar@il.ibm.com>
4235 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
4236 with additional parameter.
4237 * tree-vectorizer.h (enum vect_def_type): Add new value
4239 (enum vect_relevant): Add comments.
4240 (vect_is_simple_reduction): Add new argument.
4241 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
4242 Detect nested cycles.
4243 (vect_is_simple_reduction): Update documentation, add an argument to
4244 distinguish inner-loop reduction from nested cycle, detect nested
4245 cycles, fix printings and indentation, don't swap operands in case
4247 (get_initial_def_for_reduction): Handle subtraction.
4248 (vect_create_epilog_for_reduction): Add new argument to specify
4250 (vect_finalize_reduction): Handle subtraction, fix comments.
4251 (vectorizable_reduction): Handle nested cycles. In case of nested
4252 cycle keep track of the reduction variable position. Call
4253 vect_is_simple_reduction with additional parameter. Use original
4254 statement code in reduction epilogue for nested cycle. Call
4255 vect_create_epilog_for_reduction with additional parameter.
4256 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
4257 inner-loop vectorization.
4258 (vect_recog_widen_sum_pattern): Likewise.
4259 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
4261 (vect_mark_stmts_to_be_vectorized): Likewise.
4262 (vect_get_vec_def_for_operand): Handle nested cycles.
4264 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4266 * doc/invoke.texi (Debugging Options): Fix option index entries
4267 for -fdump-statistics, -frandom-seed add entries for
4268 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
4269 (FRV Options): Fix entries for -mTLS, -mtls.
4270 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
4271 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
4272 (M68hc1x Options): Fix @itemx for -mnominmax.
4273 (MCore Options): Fix entry for -mno-lsim.
4274 (MMIX Options): Fix entry for -mabi=mmixware.
4275 (PDP-11 Options): Fix entry for -mbcopy-builtin.
4277 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
4279 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
4280 Mention the plugin mode of gengtype.
4281 * doc/gty.texi (Source Files Containing Type Information): Likewise.
4282 * gengtype.c: Updated copyright.
4283 (plugin_files, nb_plugin_files) Added new static variables.
4284 (measure_input_list) Care about plugin_files.
4285 (write_rtx_next): Added early return in plugin mode.
4286 (create_file): Updated copyright year in generated file. Added
4288 (oprintf): Added early return if NULL outf.
4289 (get_output_file_with_visibility): Care of plugin_files.
4290 (get_output_file_name): May return null.
4291 (write_local): Added early return.
4292 (put_mangled_filename): Ditto.
4293 (finish_root_table): Added check for base_files.
4294 (write_roots): Care about null when plugins.
4295 (main): Added plugin mode.
4297 2009-06-15 Ian Lance Taylor <iant@google.com>
4299 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
4300 * gcov.c (read_count_file): Add braces around variables declared
4303 * c.opt (Wjump-misses-init): New warning.
4304 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
4305 -Wall and -Wc++-compat if not already set.
4306 (c_common_post_options): Clear warn_jump_misses_init if it was not
4308 * c-decl.c (struct c_binding): Change type field to a union with
4309 new label field. Make it the first field in the struct. Update
4310 references to type to use u.type instead.
4311 (struct c_spot_bindings): Define.
4312 (struct c_goto_bindings): Define.
4313 (c_goto_bindings_p): Define, along with VECs.
4314 (struct c_label_vars): Define.
4315 (struct c_scope): Add has_label_bindings field.
4316 (bind_label, set_spot_bindings): New static functions.
4317 (decl_jump_unsafe, update_spot_bindings): New static functions.
4318 (update_label_decls): New static function.
4319 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
4320 Update binding u.label field to shadowed field.
4321 (c_binding_start_stmt_expr): New function.
4322 (c_binding_end_stmt_expr): New function.
4323 (pushdecl): Don't call c_begin_vm_scope.
4324 (make_label): Add defining and p_label_vars parameters. Change
4326 (lookup_label): Correct test for whether a label has not yet been
4327 defined. Call bind_label rather than bind.
4328 (warn_about_goto): New static function.
4329 (lookup_label_for_goto): New function.
4330 (declare_label): Call bind_label rather than bind.
4331 (check_earlier_gotos): New static function.
4332 (define_label): Don't give errors about jumping into statement
4333 expressions or scopes of variably modified types. Call
4334 set_spot_bindings and check_earlier_gotos. Call bind_label
4335 instead of bind. Don't set label_context_stack_se or
4336 label_context_stack_vm.
4337 (c_get_switch_bindings): New function.
4338 (c_release_switch_bindings): New function.
4339 (c_check_switch_jump_warnings): New function.
4340 (start_function): Don't set label_context_stack_se or
4341 label_context_stack_vm.
4342 (finish_function): Likewise.
4343 * c-typeck.c (label_context_stack_se): Don't define.
4344 (label_context_stack_vm): Don't define.
4345 (c_finish_goto_label): Call lookup_label_for_goto rather than
4346 lookup_label. Don't give errors about jumping into a statement
4347 expression or the scope of a variably modified type. Don't set
4348 label_context_stack_se or label_context_stack_vm.
4349 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
4350 fields. Add bindings field.
4351 (c_start_case): Don't set deleted fields. Set bindings field.
4352 (do_case): Rework order of tests. Don't check blocked_stmt_expr
4353 or blocked_vm. Call c_check_switch_jump_warnings.
4354 (c_finish_case): Don't test blocked_stmt_expr field. Call
4355 c_release_switch_bindings.
4356 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
4357 c_switch_stack. Don't walk label_context_stack_se labels. Don't
4358 set label_context_stack_se. Call c_bindings_start_stmt_expr.
4359 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
4360 c_switch_stack. Don't walk label_context_stack_se labels. Don't
4361 set label_context_stack_se. Call c_bindings_end_stmt_expr.
4362 (c_begin_vm_scope, c_end_vm_scope): Don't define.
4363 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
4364 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
4365 (C_DECL_UNJUMPABLE_VM): Don't define.
4366 (C_DECL_UNDEFINABLE_VM): Don't define.
4367 (struct c_label_list): Don't define.
4368 (struct c_label_context_se): Don't define.
4369 (struct c_label_context_vm): Don't define.
4370 (struct c_spot_bindings): Declare.
4371 (c_bindings_start_stmt_expr): Declare.
4372 (c_bindings_end_stmt_expr): Declare.
4373 (lookup_label_for_goto): Declare.
4374 (c_get_switch_bindings, c_release_switch_bindings): Declare.
4375 (c_check_switch_jump_warnings): Declare.
4376 (label_context_stack_se, label_context_stack_vm): Don't declare.
4377 (c_finish_goto_label): Update declaration.
4378 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
4379 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
4380 (Warning Options): Document -Wjump-misses-init.
4382 2009-06-15 Jakub Jelinek <jakub@redhat.com>
4384 * tree-object-size.c (addr_object_size): Fix a pasto in the last
4387 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
4389 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
4391 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
4393 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
4395 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
4397 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
4399 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
4401 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
4402 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
4403 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
4404 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
4405 * dwarf2asm.c (dw2_force_const_mem): Update call to
4407 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
4408 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
4409 * langhooks.c (lhd_comdat_group): Remove.
4410 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
4411 * tree.h (DECL_COMDAT_GROUP): New.
4412 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
4413 (tree_decl_with_vis): Add comdat_group. Remove one_only.
4414 (make_decl_one_only): Change signature.
4415 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
4417 (make_decl_one_only): Change signature.
4418 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
4420 2009-06-15 Richard Guenther <rguenther@suse.de>
4423 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
4425 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4427 * tree-ssa-math-opts.c: Remove extra divide.
4429 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4431 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
4433 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4435 * passes.c: Add bswap pass.
4436 * tree-pass.h: Add pass_optimize_bswap declaration.
4437 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
4438 Include rtl.h, expr.h and optabs.h for optab_handler check.
4439 (struct symbolic_number, pass_optimize_bswap): New definition.
4440 (do_shift_rotate, verify_symbolic_number_p): New functions.
4441 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
4442 (gate_optimize_bswap): New function.
4443 * tree.c (widest_int_cst_value): New function.
4444 * tree.h (widest_int_cst_value): Prototype added.
4446 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
4448 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
4449 REG_EQUAL/REG_EQUIV notes.
4451 2009-06-14 Richard Guenther <rguenther@suse.de>
4454 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
4455 has its address taken if NRV was applied and it is addressable.
4456 * tree-ssa-structalias.c (get_constraint_for_address_of): New
4457 function split out from ...
4458 (get_constraint_for_1): ... here.
4459 (handle_rhs_call): Use it to mark the return slot escaped if
4460 it is addressable and NRV was applied.
4462 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
4464 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
4465 Change first argument type to location_t.
4466 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
4467 Do not set input_location.
4468 Use loc instead of input_location throughout.
4470 2009-06-13 Richard Guenther <rguenther@suse.de>
4472 PR tree-optimization/40421
4473 * tree-predcom.c (should_unroll_loop_p): Remove.
4474 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
4476 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
4478 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4479 Add location argument.
4481 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
4483 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
4485 * config/s390/s390.c (s390_build_builtin_va_list): Same.
4486 (s390_gimplify_va_arg): Pass location to create_artificial_label.
4487 * config/spu/spu-protos.h: Add location to
4488 spu_resolve_overloaded_builtin.
4489 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
4490 spu_build_builtin_va_list.
4491 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
4492 argument. Pass location to build_function_call_vec.
4493 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
4495 (emit_fpu_switch): Same.
4496 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
4497 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
4498 to build_decl and create_artificial_label.
4499 (xtensa_gimplify_va_arg_expr): Same.
4500 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
4501 (xstormy16_gimplify_va_arg_expr): Same.
4502 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
4503 * config/arm/arm.c (arm_build_builtin_va_list): Same.
4504 * config/mips/mips.c (mips_build_builtin_va_list): Same.
4505 (mips16_build_function_stub): Same.
4506 (mips16_build_call_stub): Same.
4508 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
4511 * arm/constraints.md (Pa, Pb): New constraints.
4512 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
4513 split pattern to deal with them.
4515 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
4517 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
4518 fix index entry for -Xpreprocessor.
4520 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
4522 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4523 Add location argument to build_decl call.
4524 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
4525 (rs6000_init_builtins): Same.
4526 (spe_init_builtins): Same.
4527 (rs6000_gimplify_va_arg): Add location argument to
4528 create_artificial_label call.
4530 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
4532 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
4533 * combine-stack-adj.c (pass_stack_adjustments): Use it.
4534 * Makefile.in: Fix GGC dependency for gcse.o.
4536 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
4538 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
4539 * gimple-pretty-print.c (dump_gimple_stmt): Same.
4540 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
4542 * c-parser.c (c_parser_binary_expression): Use current column while
4543 building binary operations.
4544 * common.opt (fshow-column): Enable by default.
4545 * tree-vrp.c (check_array_ref): Use warning_at.
4546 (check_array_bounds): Use location from call back if expr has no
4548 * tree.h: Add location argument to maybe_fold_*.
4549 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
4550 (maybe_fold_offset_to_array_ref): Add location argument and use it.
4551 (maybe_fold_offset_to_component_ref): Same.
4552 (maybe_fold_offset_to_reference): Same.
4553 (maybe_fold_offset_to_address): Same.
4554 (maybe_fold_stmt_indirect): Same.
4555 (maybe_fold_stmt_addition): Same.
4556 (fold_stmt_r): Pass location to maybe_fold_*.
4557 (fold_gimple_assign): Same.
4558 * c-tree.h: Add location argument to finish_decl,
4559 default_function_array_conversion, store_init_value.
4560 * c-decl.c (define_label): Use error_at.
4561 (c_make_fname_decl): Pass location to finish_decl.
4562 (finish_decl): New location argument.
4563 (build_compound_literal): Pass location to store_init_value.
4564 (grokdeclarator): Pass location to finish_decl.
4566 * c-typeck.c (array_to_pointer_conversion): New location argument.
4567 (function_to_pointer_conversion): Same.
4568 (default_function_array_conversion): Same.
4569 (parser_build_unary_op): Pass location to overflow_warning.
4570 (parser_build_binary_op): Same. Use warning_at.
4571 (build_unary_op): Pass location to array_to_pointer_conversion.
4572 (build_c_cast): Pass location to digest_init.
4573 (build_modify_expr): New location argument.
4574 (convert_for_assignment): Same.
4575 (store_init_value): Same.
4576 (digest_init): Same.
4577 (output_init_element): Pass location to digest_init and
4578 array_to_pointer_conversion.
4579 (c_finish_return): Pass location to convert_for_assignment.
4580 * gimplify.c (gimplify_conversion): Pass location to
4581 maybe_fold_offset_to_address.
4582 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
4583 to maybe_fold_stmt_addition.
4584 * c-omp.c (c_finish_omp_atomic): Pass new location to
4586 (c_finish_omp_for): Same.
4587 * c-common.c (overflow_warning): New argument.
4588 * c-common.h: New argument to build_modify_expr, overflow_warning.
4589 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
4591 (c_parser_initializer): Pass location to
4592 default_function_array_conversion.
4593 (c_parser_initelt): Same.
4594 (c_parser_initval): Same.
4595 (c_parser_asm_operands): Same.
4596 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
4597 (c_parser_conditional_expression): Same.
4598 (c_parser_binary_expression): Add location info to stack. Use it.
4599 (c_parser_unary_expression): Pass location to
4600 default_function_array_conversion, parser_build_unary_op,
4601 build_indirect_ref, c_parser_postfix_expression_after_primary.
4602 (c_parser_postfix_expression_after_primary): New location argument.
4604 (c_parser_expression_conv): Pass location to
4605 default_function_array_conversion.
4606 (c_parser_expr_list): Same.
4607 (c_parser_omp_atomic): Same.
4608 (c_parser_omp_for_loop): Same.
4609 * c-tree.h: (struct c_declarator): Add comment to id_loc.
4610 (build_array_declarator): New argument.
4611 * c-decl.c (build_array_declarator): Add location argument.
4612 (grokdeclarator): Set id_loc for cdk_array.
4613 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
4614 build_array_declarator.
4615 * tree.c (build_omp_clause): Add location argument.
4616 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
4617 (OMP_CLAUSE_LOCATION): New macro.
4618 (struct tree_omp_clause): Add location field.
4619 (build_omp_clause): Add argument.
4620 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
4621 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
4623 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
4624 (cp_parser_omp_clause_collapse): Same.
4625 (cp_parser_omp_clause_default): Same.
4626 (cp_parser_omp_clause_if): Same.
4627 (cp_parser_omp_clause_nowait): Same.
4628 (cp_parser_omp_clause_num_threads): Same.
4629 (cp_parser_omp_clause_ordered): Same.
4630 (cp_parser_omp_clause_schedule): Same.
4631 (cp_parser_omp_clause_untied): Same.
4632 (cp_parser_omp_for_loop): Same.
4633 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
4634 * c-tree.h (c_start_case): Add location argument.
4635 (c_process_expr_stmt): Same.
4636 (c_finish_goto_*): Same.
4637 * tree-parloops.c (initialize_reductions): Pass location to
4639 (create_parallel_loop): Same.
4640 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
4641 (gfc_trans_omp_reduction_list): Same.
4642 (gfc_trans_omp_clauses): Same.
4643 (gfc_trans_omp_do): Same.
4644 * c-typeck.c (c_finish_goto_label): Same.
4645 (c_finish_goto_ptr): New location argument.
4646 (c_start_case): Same.
4647 (emit_side_effect_warnings): Same.
4648 (c_process_expr_stmt): Same.
4649 (c_finish_stmt_expr): Same.
4650 (c_finish_omp_clauses): Use error_at instead of error.
4651 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
4653 * c-omp.c (c_split_parallel_clauses): New location argument.
4654 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
4655 to build_omp_clause.
4656 (convert_local_reference_stmt): Same.
4657 (convert_gimple_call): Same.
4658 * c-common.h (c_split_parallel_clauses): New argument.
4659 * c-parser.c (c_parser_statement_after_labels): Pass location to
4660 c_finish_goto_label.
4661 (c_parser_switch_statement): Pass location to c_start_case.
4662 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
4663 and c_process_expr_stmt.
4664 (c_parser_omp_variable_list): Add location argument.
4665 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
4666 (c_parser_omp_clause_default): Same.
4667 (c_parser_omp_clause_if): Same.
4668 (c_parser_omp_clause_num_threads): Same.
4669 (-c_parser_omp_clause_ordered): Same.
4670 (c_parser_omp_clause_reduction): Pass location to
4671 c_parser_omp_variable_list.
4672 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
4673 (c_parser_omp_clause_untied): Same.
4674 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
4675 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
4677 * c-tree.h (check_for_loop_decls, undeclared_variable,
4678 build_component_ref, build_array_ref, build_external_ref,
4679 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
4680 build_conditional_expr, build_compound_expr, c_cast_expr,
4681 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
4682 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
4684 * c-semantics.c (build_stmt): Same.
4685 (build_case_label): Same.
4686 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
4687 (undeclared_variable): New argument.
4689 (lookup_label): Pass location on down.
4690 (define_label): Same.
4691 (finish_decl): Same.
4692 (build_compound_literal): Same.
4693 (finish_struct): Same.
4694 (finish_function): Do not set location here.
4695 (check_for_loop_decls): New argument.
4696 * tree.c (save_expr): Set location.
4697 (build_empty_stmt): New argument.
4698 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
4699 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
4700 * builtins.c (gimplify_va_arg_expr): Use locations.
4701 (expand_builtin_sync_operation): Same.
4702 * c-typeck.c (build_component_ref): New argument.
4703 (build_array_ref): Same.
4704 (build_external_ref): Same.
4705 (c_expr_sizeof_expr): Same.
4706 (c_expr_sizeof_type): Same.
4707 (parser_build_unary_op): Same.
4708 (build_conditional_expr): Same.
4709 (build_compound_expr): Pass location on down.
4710 (build_compound_expr): New argument.
4711 (build_c_cast): Same.
4712 (c_cast_expr): Same.
4713 (build_asm_expr): Same.
4714 (c_finish_return): Same.
4715 (c_process_expr_stmt): Pass location on down.
4716 (c_finish_stmt_expr): New argument.
4717 (push_clenaup): Same.
4718 (c_finish_omp_parallel): Same.
4719 (c_finish_omp_task): Same.
4720 * gimplify.c (gimplify_call_expr): Pass location on down.
4721 * c-omp.c (c_finish_omp_master): New argument.
4722 (c_finish_omp_critical): Same.
4723 (c_finish_omp_ordered): Same.
4724 (c_finish_omp_barrier): Same.
4725 (-c_finish_omp_taskwait): Same.
4726 (c_finish_omp_atomic): Same.
4727 (c_finish_omp_flush): Same.
4728 * tree-inline.c (copy_tree_body_r): Pass location on down.
4729 (inline_forbidden_p): Remove use of input_location.
4730 * c-gimplify.c (c_build_bind_expr): New argument.
4731 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
4732 (c_sizeof_or_alignof_type): New argument.
4733 (c_alignof_expr): Same.
4734 (build_va_arg): Same.
4735 (c_add_case_label): Same.
4736 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
4737 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
4738 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
4739 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
4740 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
4741 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
4743 * stub-objc.c (objc_build_selector_expr): Same.
4744 (objc_build_throw_stmt): Same.
4745 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
4746 (c_parser_initelt): Same.
4747 (c_parser_compound_statement): Same.
4748 (c_parser_compound_statement_nostart): Same.
4749 (c_parser_label): Same.
4750 (c_parser_statement_after_labels): Same.
4751 (c_parser_if_body): Same.
4752 (c_parser_else_body): Same.
4753 (c_parser_if_statement): Same.
4754 (c_parser_switch_statement): Same.
4755 (c_parser_while_statement): Same.
4756 (c_parser_do_statement): Same.
4757 (c_parser_for_statement): Same.
4758 (c_parser_asm_statement): Same.
4759 (c_parser_conditional_expression): Same.
4760 (c_parser_binary_expression): Same.
4761 (c_parser_cast_expression): Same.
4762 (c_parser_unary_expression): Same.
4763 (c_parser_sizeof_expression): Same.
4764 (c_parser_alignof_expression): Same.
4765 (c_parser_postfix_expression): Same.
4766 (c_parser_expression): Same.
4767 (c_parser_objc_receiver): Same.
4768 (c_parser_omp_variable_list): Same.
4769 (c_parser_omp_structured_block): Same.
4770 (c_parser_omp_atomic): New argument.
4771 (c_parser_omp_barrier): Same.
4772 (c_parser_omp_critical): Same.
4773 (c_parser_omp_flush): Pass location on down.
4774 (c_parser_omp_for_loop): New argument.
4775 (c_parser_omp_for): Same.
4776 (c_parser_omp_master): Same.
4777 (c_parser_omp_ordered): Same.
4778 (c_parser_omp_sections_scope): Same.
4779 (c_parser_omp_sections): Same.
4780 (c_parser_omp_parallel): Same.
4781 (c_parser_omp_single): Same.
4782 (c_parser_omp_task): Same.
4783 (c_parser_omp_taskwait): Pass location on down.
4784 (c_parser_omp_construct): Same.
4785 (c_parser_omp_threadprivate): Same.
4786 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
4787 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
4788 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
4789 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
4790 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
4791 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
4792 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
4793 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
4794 config/i386/i386.c, stmt.c:
4795 Add location argument to the following function definitions and/or
4796 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
4797 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
4798 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
4799 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
4800 do_case, c_finish_bc_stmt, build_compound_literal,
4801 build_function_call.
4802 * c-decl.c (build_compound_literal): Add location argument.
4803 Make all diagnostic calls use location.
4804 (start_struct): Same.
4805 (finish_struct): Same.
4807 (build_enumerator): Same.
4808 (start_function): Same.
4809 (grokdeclarator): Make all diagnostic calls use location.
4810 (store_parm_decls_oldstyle): Same.
4811 * c-typeck.c (build_function_call): Add location argument.
4812 Make all diagnostic calls use location.
4814 (c_finish_bc_stmt): Same.
4815 * tree-nested.c (get_trampoline_type): Add argument.
4816 Pass location to build_decl.
4817 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
4818 * rtl.h (RTL_LOCATION): New.
4819 * c-common.c (c_add_case_label): Add location argument.
4820 Make all diagnostic calls use location.
4821 * c-common.h: Add location argument to make_fname_decl, do_case,
4822 c_add_case_label, build_function_call, resolve_overloaded_builtin.
4823 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
4824 Set it appropriately for every case. Pass enum_loc to start_enum
4825 call. Pass value_loc first to build_enumerator. Pass enum_loc to
4827 (c_parser_struct_or_union_specifier): Save location. Use it for
4828 start_struct, finish_struct, and parser_xref_tag.
4830 2009-06-12 Ian Lance Taylor <iant@google.com>
4832 * fold-const.c (fold_unary): Rename local variable and to and_expr.
4834 * c-opts.c (c_common_handle_option): For -Wc++-compat set
4835 cpp_opts->warn_cxx_operator_names.
4837 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
4840 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
4841 is returns NULL and OP is a VCE, look through the VCE.
4843 2009-06-12 Ian Lance Taylor <iant@google.com>
4846 * collect2.c (main): Use CONST_CAST2 in code inside #if
4847 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
4849 2009-06-12 Joey Ye <joey.ye@intel.com>
4852 * cfgexpand.c (get_decl_align_unit): Update
4853 max_used_stack_slot_alignment with align instead of
4854 stack_alignment_needed.
4856 * function.c (assign_stack_local_1): Update
4857 max_used_stack_slot_alignment with alignment_in_bits instead
4858 of stack_alignment_needed.
4859 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
4862 2009-06-12 Jakub Jelinek <jakub@redhat.com>
4864 * dwarf2out.c (last_var_location_insn): New variable.
4865 (dwarf2out_end_epilogue): Clear last_var_location_insn.
4866 (dwarf2out_var_location): Don't record anything after last real
4867 insn. Only change labels if there were any real instructions
4868 in between last note and this one, or if changed sections.
4870 2009-06-11 Richard Henderson <rth@redhat.com>
4872 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
4873 note when storing the frame pointer in a register.
4874 (FRP): Don't redefine to nothing for epilogue.
4875 (alpha_expand_epilogue): Mark register and sp restores.
4876 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
4878 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
4879 when gen_lowpart is needed.
4881 2009-06-11 Richard Henderson <rth@redhat.com>
4883 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
4885 * dwarf2out.c (need_data_align_sf_opcode): New.
4886 (div_data_align): Move earlier.
4887 (def_cfa_1, reg_save): Use it.
4889 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
4891 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
4892 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
4893 (ix86_handle_option): Handle OPT_mcrc32.
4894 (ix86_target_string): Add -mcrc32.
4895 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
4897 * config/i386/i386.h (TARGET_CRC32): New.
4899 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
4900 (sse4_2_crc32di): Likewise.
4902 * config/i386/i386.opt (mcrc32): New.
4904 * doc/invoke.texi: Document -mcrc32.
4906 2009-06-11 Richard Henderson <rth@redhat.com>
4908 * common.opt (gdwarf-): Accept a version number.
4909 * doc/invoke.texi (gdwarf-): Update docs.
4910 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
4911 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
4912 version level, and record it.
4914 * dwarf2.h (DW_CIE_VERSION): Remove.
4915 * dwarf2out.c (DWARF_VERSION): Remove.
4916 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
4917 (output_call_frame_info): Use CIE version 3 for dwarf3,
4918 or if the return register column is out of range for version 1.
4919 (dwarf_stack_op_name): Add all dwarf3 values.
4920 (DEBUG_PUBTYPES_SECTION): New.
4921 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
4922 encoding change for dwarf3.
4923 (output_die) [dw_val_class_die_ref]: Likewise.
4924 (output_compilation_unit_header): Emit correct version for dwarf3.
4925 (output_line_info): Likewise.
4926 (output_pubnames): Update for DWARF_VERSION removal.
4927 (output_aranges): Likewise.
4928 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
4929 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
4930 (dwarf2out_finish): Likewise.
4932 2009-06-11 David Daney <ddaney@caviumnetworks.com>
4934 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
4937 2009-06-11 David Daney <ddaney@caviumnetworks.com>
4940 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
4941 * builtins.c (expand_builtin_unreachable): New function.
4942 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
4943 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
4944 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
4946 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
4947 searching for missing barriers.
4949 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4951 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
4952 when -fprofile-generate* was passed.
4953 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
4955 2009-06-11 Anthony Green <green@moxielogic.com>
4957 * config/moxie/moxie.md: Define length attribute for all instructions.
4959 (*b<cond:code>): Support limited branch ranges for new PC-relative
4960 branch instructions.
4961 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
4963 2009-06-11 Jakub Jelinek <jakub@redhat.com>
4965 * config/i386/i386.c (min_insn_size): Use get_attr_length
4966 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
4969 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
4970 instead of emit_insn_before.
4972 2009-06-10 Ian Lance Taylor <iant@google.com>
4975 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
4978 2009-06-10 Revital Eres <eres@il.ibm.com>
4980 * passes.c (init_optimization_passes): Reschedule
4981 predictive-commoning pass before complete unroll pass.
4983 2009-06-10 Martin Jambor <mjambor@suse.cz>
4985 * cgraph.c (cgraph_node_can_be_local_p): New function.
4986 (cgraph_make_node_local): New function.
4987 * cgraph.h (cgraph_node_can_be_local_p): Declare.
4988 (cgraph_make_node_local): Declare.
4990 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
4992 * tree.h (tree_base): Add packed_flag and user_align fields.
4993 Decrease size of spare field.
4994 (TYPE_USER_ALIGN): Use user_align from tree_base.
4995 (DECL_USER_ALIGN): Likewise.
4996 (TYPE_PACKED): Use packed_flag from tree_base.
4997 (DECL_PACKED): Likewise.
4998 (tree_type): Delete packed_flag and user_align fields. Widen
4999 precision field. Widen mode field and shuffle fields to align
5000 mode on an 8-bit boundary.
5001 (tree_decl_common): Delete decl_flag_1 and user_align fields.
5002 Renumber decl_flag_* fields. Fix comments. Widen
5003 decl_common_unused field.
5004 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
5005 (DECL_EXTERNAL): Likewise.
5006 (DECL_BIT_FIELD): Likewise.
5007 (DECL_NONADDRESSABLE_P): Likewise.
5008 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
5009 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
5011 2009-06-10 Ian Lance Taylor <iant@google.com>
5013 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
5014 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
5015 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
5016 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
5017 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
5018 DEF_VEC_ALLOC_FUNC_P.
5019 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
5020 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
5021 DEF_VEC_ALLOC_FUNC_O.
5022 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
5023 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
5024 DEF_VEC_ALLOC_FUNC_I.
5025 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
5026 (vec_stack_p_reserve_exact_1): Declare.
5027 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
5028 (vec_stack_free): Declare.
5029 (VEC_stack_alloc): Define.
5030 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
5031 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
5032 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
5033 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
5035 (stack_vecs): New static variable.
5036 (vec_stack_p_reserve_exact_1): New function.
5037 (vec_stack_o_reserve_1): New static function.
5038 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
5039 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
5040 (vec_stack_free): New function.
5041 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
5042 (VEC_df_ref_stack_alloc): Define.
5043 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
5044 DEF_VEC_ALLOC_P_STACK.
5045 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
5046 (struct df_collection_rec): Change _vec fields to VEC. Remove
5048 (df_free_collection_rec): Adjust for new fields.
5049 (df_insn_rescan): Use new df_collection_rec fields.
5050 (df_notes_rescan, df_canonize_collection_rec): Likewise.
5051 (df_ref_create_structure, df_ref_record): Likewise.
5052 (df_get_conditional_uses, df_get_call_refs): Likewise.
5053 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
5054 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
5055 (df_record_exit_block_uses, df_bb_verify): Likewise.
5056 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
5057 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
5058 Remove count parameter. Change return type to void. Change all
5060 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
5061 Remove count parameter. Change return type to void. Change all
5063 (df_install_refs): Change old_vec parameter to VEC. Remove count
5064 parameter. Change all callers.
5065 (df_install_mws): Change old_vec parameter to VEC. Remove count
5066 parameter. Change all callers.
5067 (df_refs_verify): Change new_rec parameter to VEC. Change call
5069 (df_mws_verify): Likewise.
5071 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
5073 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
5075 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
5077 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
5079 2009-06-10 Anthony Green <green@moxielogic.com>
5081 * config/moxie/crti.asm: New file.
5082 * config/moxie/crtn.asm: New file.
5083 * config/moxie/moxie.c: New file.
5084 * config/moxie/moxie.h: New file.
5085 * config/moxie/sfp-machine.h: New file.
5086 * config/moxie/moxie-protos.h: New file.
5087 * config/moxie/t-moxie: Created.
5088 * config/moxie/t-moxie-softfp: Created.
5089 * config/moxie/moxie.md: Created.
5090 * config/moxie/constraints.md: Created.
5091 * config.gcc: Add moxie support.
5092 * doc/md.texi (Machine Constraints): Add moxie constraints.
5093 * doc/contrib.texi (Contributors): Mention moxie port.
5094 * doc/install.texi (Specific): Mention the moxie port.
5096 2009-06-09 Ian Lance Taylor <iant@google.com>
5098 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
5100 * optabs.c (optab_table): Only use designated initializers if
5101 HAVE_DESIGNATED_INITIALIZERS is defined.
5102 (convert_optab_table): Likewise.
5103 (init_optabs): Always call init_insn_codes if
5104 HAVE_DESIGNATED_INITIALIZERS is not defined.
5106 2009-06-09 Ian Lance Taylor <iant@google.com>
5108 * targhooks.c (default_builtin_vectorized_function): Change fn
5109 parameter to unsigned int.
5110 (default_builtin_vectorized_conversion): Change code parameter to
5112 (default_builtin_reciprocal): Change fn parameter to unsigned int.
5113 * targhooks.h: Update declarations.
5114 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
5115 parameter to unsigned int.
5117 * c-typeck.c (comptypes_check_enum_int): New static function.
5118 (comptypes_internal): Add enum_and_int_p parameter. Change all
5120 (comp_target_types): Add location parameter. Change all callers.
5121 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
5123 (function_types_compatible_p, type_lists_compatible_p): Likewise.
5124 (build_conditional_expr): Add colon_loc parameter. Change all
5126 (convert_for_assignment): Add location parameter. Change all callers.
5127 * c-parser.c (c_parser_conditional_expression): Pass location of
5128 colon to build_conditional_expr.
5129 * c-tree.h (build_conditional_expr): Update declaration.
5131 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
5133 * graphite.c: Revert previous patch.
5135 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
5138 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
5140 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
5142 * tree-ssa-loop-prefetch.c
5143 (loop_prefetch_arrays): Fixed a portability problem in printf format
5146 2009-06-09 Martin Jambor <mjambor@suse.cz>
5148 PR tree-optimization/40351
5149 * tree-sra.c (propagate_subacesses_accross_link): Check that a
5150 refrence to a potential artifical subaccess can be constructed.
5152 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
5154 * config/sh/sh-protos.h (sh_optimization_options): Declare.
5155 (sh_override_options): Likewise.
5156 * config/sh/sh.c: Include params.h.
5157 (sh_optimization_options): New.
5158 (sh_override_options): Likewise.
5159 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
5160 (OVERRIDE_OPTIONS): Use sh_override_options.
5162 2009-06-08 Jakub Jelinek <jakub@redhat.com>
5164 * dwarf2out.c (emit_cfa_remember): New variable.
5165 (add_fde_cfi): If emit_cfa_remember, recurse to add
5166 DW_CFA_remember_state first.
5167 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
5168 instead just set emit_cfa_remember.
5170 2009-06-08 Jan Hubicka <jh@suse.cz>
5173 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
5175 2009-06-08 Jan Hubicka <jh@suse.cz>
5178 * cgraphunit.c (save_inline_function_body): Do not copy transform
5179 hooks for saved inline bodies.
5180 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
5183 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
5185 * jump.c (returnjump_p): Handle delayed branches. Add missing
5188 2009-06-08 Jan Hubicka <jh@suse.cz>
5191 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
5192 original node might've been modified.
5193 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
5195 2009-06-08 Jakub Jelinek <jakub@redhat.com>
5197 * tree-object-size.c (addr_object_size): Add OSI argument.
5198 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
5199 (compute_builtin_object_size, expr_object_size): Adjust callers.
5200 (plus_stmt_object_size): Call addr_object_size instead of
5201 compute_builtin_object_size.
5203 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
5204 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5206 * tree-ssa-loop-prefetch.c
5207 (gather_memory_references): Introduced a counter for the number of
5209 (anything_to_prefetch_p): Introduced a counter for the number of
5211 (is_loop_prefetching_profitable): New function with a cost model
5213 (loop_prefetch_arrays): Use the new cost model to determine if
5214 prefetching is profitable.
5215 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
5216 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
5217 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
5218 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
5219 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
5220 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
5222 2009-06-08 Michael Matz <matz@suse.de>
5225 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
5226 partitions use the same.
5227 (expand_one_var): Deal with DECL_RTL sometimes begin set also
5228 for basevars of SSA_NAMEs.
5229 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
5230 to not expand them twice.
5231 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
5234 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
5236 * common.opt (fcompare-debug=, fcompare-debug-second): New.
5237 (fdump-final-insns=, gtoggle): New.
5238 * doc/invoke.texi: Document them.
5239 * final.c (rest_of_clean_state): Dump final insn stream.
5240 * gcc.c (invoke_as): Hook in -fcompare-debug.
5241 (static_spec_functions): Add compare-debug-dump-opt,
5242 compare-debug-self-opt and compare-debug-auxbase-opt.
5243 (compare_debug, compare_debug_second, compare_debug_opt): New.
5244 (switches_debug_check, n_switches_debug_check): New.
5245 (debug_auxbase_opt, debug_check_temp_file): New.
5246 (process_command): Handle -fno-compare-debug, -fcompare-debug and
5248 (do_self_spec): Handle arguments after switches.
5249 (do_spec_1): Add .gk extension to temp file basenames for compare.
5250 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
5251 (cc1_options): Use it instead of normal auxbase computation for
5252 the second compare-debug compilation.
5253 (compare_files): New.
5254 (main): Set up and implement compare debug mode.
5255 (compare_debug_dump_opt_spec_function): New.
5256 (compare_debug_self_opt_spec_function): New.
5257 (compare_debug_auxbase_opt_spec_function): New.
5258 * toplev.c (process_options): Handle flag_gtoggle,
5259 flag_dump_final_insns.
5260 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
5261 during -fcompare-debug-second compilation.
5263 2009-06-07 Ian Lance Taylor <iant@google.com>
5265 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
5266 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
5268 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
5269 with no default node. Change warning with %H to warning_at.
5270 Don't clear warn_switch around case checking.
5271 * doc/invoke.texi (Warning Options): Clarify distinction between
5272 -Wswitch and -Wswitch-enum.
5274 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5276 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
5278 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5280 * gbl-ctors.h: Add header guard.
5282 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5284 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
5285 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
5286 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
5287 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
5288 prototypes for removed functions.
5289 (expressions_equal_p): Move to ...
5290 * tree-ssa-sccvn.h: ... here and ...
5291 * matrix-reorg.c: ... adjust includes.
5293 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5295 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
5297 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5299 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
5300 (finish_function): Remove erroneous whitespace.
5302 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5304 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
5305 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
5307 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5309 * errors.c (internal_error): Commentary typo fix.
5310 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
5311 * tree-ssa-pre.c: Ditto.
5313 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5315 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
5316 them is supposed to hold actual statements.
5318 2009-06-06 Ian Lance Taylor <iant@google.com>
5320 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
5321 empty statements can now have attributes.
5323 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
5325 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
5326 * config/mips/mips.md: Ditto.
5328 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
5330 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
5332 (__eabi_uconvert): Likewise.
5334 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
5336 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
5337 CFI_* definitions with IN_GCC.
5339 2009-06-05 David Edelsohn <edelsohn@gnu.org>
5341 * xcoffout.h (xcoffout_source_line): Update prototype.
5343 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5345 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
5346 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
5348 2009-06-05 Jakub Jelinek <jakub@redhat.com>
5351 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
5352 inlined_function_outer_scope_p blocks for artificial inlines
5354 * tree.c (tree_nonartificial_location): Rewrite using
5355 block_nonartificial_location.
5357 2009-06-05 Revital Eres <eres@il.ibm.com>
5358 Leehod Baruch <leehod@il.ibm.com>
5360 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
5361 (expand_expr_real_1): Remove comment.
5362 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
5363 Vectorize misaligned access when the target supports it.
5364 (vect_supportable_dr_alignment): Check for unaligned access support.
5365 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
5368 2009-06-05 Julian Brown <julian@codesourcery.com>
5370 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
5371 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
5373 2009-06-05 Richard Guenther <rguenther@suse.de>
5376 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
5379 2009-06-05 Jakub Jelinek <jakub@redhat.com>
5381 * config/s390/s390.c (global_not_special_regno_p): New static inline.
5382 (save_gprs): Don't tell unwinder when a global register is saved.
5383 (s390_emit_epilogue): Emit needed epilogue unwind info.
5385 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
5387 * dwarf2out.c (deferred_asm_name): New.
5388 (add_name_and_src_coords_attributes): Defer creation of
5389 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
5391 (move_linkage_attr): New.
5392 (dwarf2out_finish): Revisit deferrals and emit attributes at the
5395 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
5397 * tree-nested.c (finalize_nesting_tree_1): Declare the
5398 frame_decl in the binding tree.
5400 2009-06-04 Cary Coutant <ccoutant@google.com>
5402 * basic-block.h (struct basic_block_def): Add discriminator field.
5403 * dbxout.c (dbxout_source_line): Add new parameter. Change all
5405 * debug.c (do_nothing_debug_hooks): Add additional entry.
5406 (debug_nothing_int_charstar_int): New function.
5407 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
5408 (debug_nothing_int_charstar_int): New declaration.
5409 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
5410 discriminator value in .loc directive.
5411 * final.c (last_discriminator): New variable.
5412 (discriminator): New variable.
5413 (final_start_function): Initialize above variables, pass current
5414 discriminator to debug hook.
5415 (notice_source_line): Check for discriminator change.
5416 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
5417 * sdbout.c (sdbout_source_line): New parameter.
5418 * tree-cfg.c (struct locus_discrim_map): New structure type.
5419 (discriminator_per_locus): New hash table.
5420 (build_gimple_cfg): Allocate and free discriminator hash table.
5421 (make_edges): Call assign_discriminator.
5422 (locus_map_hash): New function.
5423 (locus_map_eq): New function.
5424 (next_discriminator_for_locus): New function.
5425 (same_line_p): New function.
5426 (assign_discriminator): New function.
5427 (make_cond_expr_edges): Call assign_discriminator.
5428 (make_gimple_switch_edges): Likewise.
5429 (first_non_label_stmt): New function.
5430 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
5432 * xcoffout.c (xcoffout_source_line): Add new parameter.
5434 * configure.ac (gcc_cv_as_discriminator): New configury check for
5435 gas support for discriminator.
5436 * configure: Regenerate.
5437 * config.in: Regenerate.
5439 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5441 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
5442 val after checking for integers.
5444 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
5446 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
5448 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
5449 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
5450 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
5451 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
5452 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
5453 X64_SSE_REGPARM_MAX.
5454 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
5455 X64_SSE_REGPARM_MAX.
5457 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
5459 * gcc.c (report_times_to_file): New.
5460 (execute): Implement it.
5461 (process_command): Support -time=.
5462 * doc/invoke.texi: Document it.
5464 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
5466 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
5467 that have value exprs.
5469 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
5471 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
5472 declarations for constants until...
5473 (dw2_output_indirect_constant_1): ... this point.
5475 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
5478 * arm.md (arm_addsi3): Don't try to split an add with an
5479 eliminable register until after reload has completed.
5481 2009-06-03 Ian Lance Taylor <iant@google.com>
5483 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
5484 * genattrtab.c (write_length_unit_log): Likewise.
5485 * genchecksum.c (dosum): Likewise.
5486 * gengtype.c (write_rtx_next): Likewise.
5487 (finish_root_table, write_roots): Likewise.
5488 * gimple.c (gimple_ops_offset_): Likewise.
5489 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
5490 * config/arc/arc.c (arc_attribute_table): Likewise.
5491 * config/arm/arm.c (arm_attribute_table): Likewise.
5492 * config/avr/avr.c (avr_attribute_table): Likewise.
5493 * config/crx/crx.c (crx_attribute_table): Likewise.
5494 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
5495 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
5496 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
5497 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
5498 * config/sh/sh.c (sh_attribute_table): Likewise.
5499 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
5500 * config/spu/spu.c (spu_attribute_table): Likewise.
5501 * config/v850/v850.c (v850_attribute_table): Likewise.
5503 * config/alpha/alpha.c (vms_attribute_table): Make static.
5504 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
5505 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
5506 * config/mips/mips.c (mips_attribute_table): Likewise.
5508 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
5510 (cc1-checksum.o): Likewise.
5512 2009-06-03 Steve Ellcey <sje@cup.hp.com>
5514 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
5516 2009-06-03 Jakub Jelinek <jakub@redhat.com>
5518 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
5519 insn if it is changing sp. Use gen_add3_insn instead of
5520 conditionally gen_addsi3 and gen_adddi3.
5521 (offset_below_red_zone_p): New static inline function.
5522 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
5523 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
5524 * config/rs6000/ppc-asm.h: Include auto-host.h.
5525 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
5526 CFI_RESTORE): Define.
5527 * config/rs6000/crtresxgpr.asm: Add unwind info.
5528 * config/rs6000/crtresxfpr.asm: Likewise.
5529 * config/rs6000/crtresgpr.asm: Likewise.
5530 * config/rs6000/crtresfpr.asm: Likewise.
5531 * config/rs6000/crtsavgpr.asm: Likewise.
5532 * config/rs6000/crtsavfpr.asm: Likewise.
5534 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
5535 argument of DWARF2_FRAME_REG_OUT macros.
5537 2009-06-03 Julian Brown <julian@codesourcery.com>
5539 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
5540 words or less (including TImode) in core registers.
5542 2009-06-03 Richard Guenther <rguenther@suse.de>
5545 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
5547 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
5549 * statistics.c (statistics_counter_event): Do not record event
5550 in pass dump if its number == -1.
5551 (curr_statistics_hash): Add assert that we never get passes
5552 with static number == -1.
5554 2009-06-03 Richard Guenther <rguenther@suse.de>
5555 Andrey Belevantsev <abel@ispras.ru>
5557 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
5558 non-BLKmode arrays addressable.
5560 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
5562 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
5563 * config/m68k/m68k.h: ... here.
5564 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
5567 2009-06-03 Martin Jambor <mjambor@suse.cz>
5569 PR tree-optimization/40323
5570 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
5573 2009-06-03 Richard Guenther <rguenther@suse.de>
5575 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
5578 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
5580 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
5581 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
5582 JUMP_TABLE_DATA_P where applicable.
5583 * config/sh/sh.c: Ditto.
5584 * config/sh/sh.h: Ditto.
5585 * config/sh/sh.md: Ditto.
5586 * config/sh/symbian.c: Ditto.
5588 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
5590 * config/i386/driver-i386.c (describe_cache): Optimize
5591 concatenation of strings. Use snprintf instead of sprintf.
5592 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
5593 target when not compiling with GCC.
5595 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
5597 * config/sh/sh.c: Revert last change.
5598 (sh_expand_epilogue): Emit a blockage insn before the frame
5599 pointer adjustment unconditionally.
5601 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5603 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
5604 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
5605 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
5606 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
5607 to COLLECT_GCC_OPTIONS.
5609 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5611 * collect2.c (target_system_root): New variable.
5612 (main): Handle --sysroot=.
5613 (ignore_library): Strip the sysroot from the library path.
5615 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5617 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
5618 (collect2.o): Depend on collect2-aix.h.
5619 (collect2-aix.o): New rule.
5620 * collect2-aix.h: New file.
5621 * collect2-aix.c: Likewise.
5622 * collect2.c: Include collect2-aix.h. Don't undefine
5623 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
5624 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
5625 Use TARGET_AIX_VERSION instead of _AIX51.
5626 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
5627 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
5628 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
5629 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
5630 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
5632 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5634 * collect2.c (ignore_library): Avoid premature post-increment
5637 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5639 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
5640 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
5641 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
5642 CROSS_DIRECTORY_STRUCTURE too.
5643 (LINK_LIBG_SPEC): Likewise.
5644 (LIB_SPEC): Add %R to sysroot paths.
5645 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
5646 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
5647 * config/rs6000/aix51.h: As for aix43.h.
5648 * config/rs6000/aix52.h: Likewise.
5649 * config/rs6000/aix53.h: Likewise.
5650 * config/rs6000/aix61.h: Likewise.
5651 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
5652 to the beginning of sysroot paths.
5654 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5656 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
5657 INSN_LISTs that are out of the REG_NOTE range.
5659 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5661 * loop-unroll.c (struct iv_to_split): Add pointer to next.
5662 (struct var_to_expand): Likewise.
5663 (struct opt_info): Add head and tail for linked lists of the above.
5664 (analyze_insn_to_expand_var): Initialize next.
5665 (analyze_iv_to_split_insn): Likewise.
5666 (analyze_insns_in_loop): Create linked lists.
5667 (allocate_basic_variable): Simplify for use without hash table.
5668 (insert_var_expansion_initialization): Likewise, make it type-safer.
5669 (combine_var_copies_in_loop_exit): Likewise.
5670 (apply_opt_in_copies): Walk lists rather than hash tables.
5671 (release_var_copies): Simplified and inlined by hand into...
5672 (free_opt_info): ... this function.
5674 2009-06-02 Richard Guenther <rguenther@suse.de>
5676 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
5679 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5681 * cfgexpand.c (gimple_expand_cfg): Discard the source location
5682 only for builtins that are not overridden.
5684 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5686 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
5689 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5691 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
5693 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5695 * combine.c (move_deaths): Compare LUIDs within the same BB only.
5697 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5699 * common.opt (fdump-unnumbered-links): New.
5700 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
5701 * print-rtl.c (flag_dump_unnumbered_links): New.
5702 (print_rtx): Test it.
5704 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
5706 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
5707 push/pop multiple to 8-byte alignment.
5709 2009-06-01 Jakub Jelinek <jakub@redhat.com>
5711 * config/i386/i386.c (queued_cfa_restores): New static variable.
5712 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
5714 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
5715 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
5716 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
5717 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
5718 note unconditionally.
5719 (ix86_emit_restore_regs_using_mov): Likewise.
5720 (ix86_emit_restore_sse_regs_using_mov): Likewise.
5721 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
5722 it through to ix86_emit_restore_reg_using_pop.
5723 (ix86_emit_leave): Add RED_OFFSET argument. Call
5724 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
5725 instead of adding REG_CFA_OFFSET note unconditionally.
5726 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
5727 the above functions. Call ix86_add_queued_cfa_restore_notes when
5730 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
5731 force output of the label even for dwarf2out_do_cfi_asm.
5732 (add_fde_cfi): If -g2 and above and cfi might change CFA,
5733 force creation of CFI label and chain DW_CFA_set_loc jumping to it
5734 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
5736 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
5737 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
5738 dwarf2out_cfi_label callers.
5739 * tree.h (dwarf2out_cfi_label): Adjust prototype.
5740 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
5741 Adjust dwarf2out_cfi_label callers.
5742 * config/vax/vax.c (vax_output_function_prologue): Likewise.
5744 * config/i386/i386.h (struct machine_cfa_state,
5745 struct machine_function): Guard with ifndef USED_FOR_TARGET
5746 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
5749 * emutls.c (__emutls_get_address): Change arr->size to mean number
5750 of allocated arr->data entries instead of # of slots + 1.
5753 * recog.c (peep2_reinit_state): New function.
5754 (peephole2_init_state): Use it at the end of a basic block and also
5755 when seeing a RTX_FRAME_RELATED_P insn.
5757 2009-06-01 Steve Ellcey <sje@cup.hp.com>
5759 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
5760 fixuns_truncrfdi2): New.
5761 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
5762 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
5763 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
5764 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
5765 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
5766 *recip_approx): Remove.
5767 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
5768 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
5769 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
5771 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
5774 2009-06-01 Ian Lance Taylor <iant@google.com>
5776 * attribs.c (register_attribute): Use CONST_CAST.
5777 * collect2.c (main): Use CONST_CAST2.
5778 (scan_prog_file): Likewise.
5779 * gcc.c (process_command, main): Likewise.
5780 * toplev.c (toplev_main): Likewise.
5782 * c-typeck.c (handle_warn_cast_qual): New static function,
5783 partially broken out of build_c_cast.
5784 (build_c_cast): Call handle_warn_cast_qual.
5785 * doc/invoke.texi (Warning Options): Document new effect of
5788 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
5790 * diagnostic.c (diagnostic_build_prefix): Always print columns.
5791 (diagnostic_report_current_module): Print columns.
5792 * common.opt (flag_show_column): Enable by default.
5794 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
5796 * alias.c (find_base_term): Check for NULL term before returning.
5798 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5800 Revert due to PR40320:
5801 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5802 * calls.c (emit_library_call_value_1): Don't force_operand for move
5805 2009-06-01 Olivier Hainque <hainque@adacore.com>
5806 Eric Botcazou <ebotcazou@adacore.com>
5808 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
5809 to be processed as a bitfield for constructor output purposes.
5810 * output.h (initializer_constant_valid_for_bitfield_p): Declare
5812 * varasm.c (oc_local_state): New type, output_constructor
5813 local state to support communication with helpers.
5814 (oc_outer_state): New type, output_constructor outer state of
5815 relevance in recursive calls.
5816 (output_constructor_array_range): New output_constructor helper,
5817 extracted code for an array range element.
5818 (output_constructor_regular_field): New output_constructor helper,
5819 extracted code for an element that is not a bitfield.
5820 (output_constructor_bitfield): New output_constructor helper,
5821 extracted code for a bitfield element. Accept an OUTER state
5822 argument for recursive processing. Recurse on record or array
5823 CONSTRUCTOR values, possibly past noop conversions.
5824 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
5825 VALUE is a valid constant-valued expression for use in a static
5826 bit-field initializer.
5827 (output_constructor): Rework to use helpers. Accept and honor an
5828 OUTER state argument for recursive calls. Return total size. Be
5829 prepared for nested constructors initializing bitfields.
5830 (output_constant): Feed OUTER in calls to output_constructor.
5832 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5834 * calls.c (emit_library_call_value_1): Don't force_operand for move
5837 2009-06-01 Nick Clifton <nickc@redhat.com>
5839 * doc/invoke.texi (IA-64 Options): Fix typo.
5841 2009-06-01 Ira Rosen <irar@il.ibm.com>
5843 PR tree-optimization/39129
5844 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
5846 (vect_do_peeling_for_loop_bound): Use
5847 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
5848 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
5849 (vect_loop_versioning): Likewise.
5850 (vect_create_cond_for_alias_checks): Fix indentation.
5851 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
5853 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
5854 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
5855 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
5856 "control flow in loop".
5857 (vect_estimate_min_profitable_iters): Use
5858 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
5859 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
5860 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
5861 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
5862 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
5863 statement belongs to a group of strided accesses with the exact code
5865 (vectorizable_load): Likewise.
5866 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
5867 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
5869 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
5871 * config/freebsd-stdint.h: New file.
5872 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
5873 Add freebsd-stdint.h to tm_file.
5875 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
5877 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
5878 (thumb2_extendhidi2): Likewise.
5880 2009-05-31 Ian Lance Taylor <iant@google.com>
5882 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
5884 2009-05-31 Ian Lance Taylor <iant@google.com>
5886 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
5887 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
5888 (ipa-reference.o): Depend upon gt-ipa-reference.h.
5890 2009-05-31 Jason Merrill <jason@redhat.com>
5892 * tree-pretty-print.c (print_call_name): Take the callee, not the
5893 call itself. Make non-static. Use dump_function_name for functions.
5894 (dump_generic_node): Adjust.
5895 * diagnostic.h: Declare print_call_name.
5896 * gimple-pretty-print.c (dump_gimple_call): Use it.
5898 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
5900 * config/sh/sh.md (ashldi3_std): New define_expand.
5903 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
5906 * config/sh/sh.c: Include debug.h.
5907 (sh_expand_epilogue): Emit a blockage insn before the frame
5908 pointer adjustment also when dwarf2out_do_frame returns true.
5910 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
5912 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
5913 (thumb2_extendqidi2): New pattern.
5915 2009-05-31 Ira Rosen <irar@il.ibm.com>
5917 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
5918 mark phis for renaming.
5919 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
5920 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
5921 Call mark_sym_for_renaming.
5922 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
5923 * tree-vect-loop.c (vect_transform_loop): Remove
5924 vect_memsyms_to_rename initialization and a call to
5925 mark_set_for_renaming.
5927 2009-05-31 Jakub Jelinek <jakub@redhat.com>
5930 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
5931 frame related even if !set_cfa && style < 0.
5933 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
5935 * config/i386/mingw-tls.c: New file.
5936 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
5937 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
5938 defining _WIN32 but not __CYGWIN__.
5940 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5942 * configure.ac: Add MPC support.
5944 * config.in, configure: Regenerate.
5946 2009-05-29 Richard Henderson <rth@redhat.com>
5948 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
5949 NOTE_INSN_BASIC_BLOCK.
5950 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
5951 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
5952 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
5954 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
5956 (add_cfi): Disable check redefining cfa away from drap.
5957 (lookup_cfa_1): Add remember argument; handle remember/restore.
5958 (lookup_cfa): Pass remember argument.
5959 (cfa_remember): New.
5960 (compute_barrier_args_size_1): Remove sibcall check.
5961 (dwarf2out_frame_debug_def_cfa): New.
5962 (dwarf2out_frame_debug_adjust_cfa): New.
5963 (dwarf2out_frame_debug_cfa_offset): New.
5964 (dwarf2out_frame_debug_cfa_register): New.
5965 (dwarf2out_frame_debug_cfa_restore): New.
5966 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
5967 (dwarf2out_begin_epilogue): New.
5968 (dwarf2out_frame_debug_restore_state): New.
5969 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
5970 DW_CFA_restore_state.
5971 (output_cfi_directive): Likewise.
5972 (convert_cfa_to_fb_loc_list): Likewise.
5973 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
5974 * dwarf2out.h: Update.
5975 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
5976 (copy_insn_1): Early out for null.
5977 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
5978 and dwarf2out_frame_debug_restore_state.
5979 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
5980 (prologue_insn_hash, epilogue_insn_hash): New.
5981 (free_after_compilation): Adjust freeing accordingly.
5982 (record_insns): Create hash table if needed; push insns into
5983 hash instead of array.
5984 (maybe_copy_epilogue_insn): New.
5985 (contains): Search hash table instead of array.
5986 (sibcall_epilogue_contains): Remove.
5987 (thread_prologue_and_epilogue_insns): Split eh_return insns
5988 and mark them as epilogues.
5989 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
5990 scanning in terms of basic blocks.
5991 * insn-notes.def (CFA_RESTORE_STATE): New.
5992 * jump.c (returnjump_p_1): Accept EH_RETURN.
5993 (eh_returnjump_p_1, eh_returnjump_p): New.
5994 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
5995 CFA_REGISTER, CFA_RESTORE): New.
5996 * rtl.def (EH_RETURN): New.
5997 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
5999 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
6000 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
6002 * config/i386/i386.c (gen_push): Update cfa state.
6003 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
6004 add a CFA_ADJUST_CFA note.
6005 (ix86_dwarf_handle_frame_unspec): Remove.
6006 (ix86_expand_prologue): Update cfa state.
6007 (ix86_emit_restore_reg_using_pop): New.
6008 (ix86_emit_restore_regs_using_pop): New.
6009 (ix86_emit_leave): New.
6010 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
6011 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
6012 * config/i386/i386.h (struct machine_cfa_state): New.
6013 (ix86_cfa_state): New.
6014 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
6015 (eh_return_internal): Merge from eh_return_<mode>,
6016 use eh_return rtx, split w/ epilogue.
6018 2009-05-29 Ian Lance Taylor <iant@google.com>
6020 * builtins.c (validate_gimple_arglist): Don't use va_arg with
6022 * calls.c (emit_library_call_value_1): Likewise.
6024 * c-typeck.c (c_build_va_arg): New function.
6025 * c-tree.h (c_build_va_arg): Declare.
6026 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
6027 instead of build_va_arg.
6029 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
6031 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
6032 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
6033 (ptr_difference_cost): Use affine combinations to compute it.
6034 (difference_cost): Likewise.
6035 (get_computation_cost_at): Compute more accurate cost for addresses
6036 if the ratio is a multiplier allowed in addresses.
6037 For non-addresses, consider that an additional offset or symbol is
6040 2009-05-29 Jakub Jelinek <jakub@redhat.com>
6042 * config/i386/i386.c (ix86_decompose_address): Avoid useless
6043 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
6045 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
6046 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
6047 (prefix_rex): For UNIT_MMX don't imply the prefix by default
6049 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
6050 to 1 for TYPE_SSE{IADD1,CVT1}.
6051 (prefix_vex_imm8): Removed.
6052 (length_vex): Only pass 1 as second argument to
6053 ix86_attr_length_vex_default if prefix_extra is 0.
6054 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
6055 (length): For prefix vex computation use length_immediate
6056 attribute instead of prefix_vex_imm8.
6057 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
6058 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
6059 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
6060 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
6061 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
6062 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
6063 a space in between the operands.
6064 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
6065 if one operand is 0xff and the other one si, di, bp or sp.
6066 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
6067 other one si, di, bp or sp.
6068 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
6069 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
6070 type and mode attributes.
6071 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
6072 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
6073 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
6074 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
6075 prefix_data16 attribute iff MODE_DF.
6076 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
6077 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
6078 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
6079 constm128_operand in length_immediate computation.
6080 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
6081 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
6082 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
6083 length_immediate attribute to 1.
6084 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
6085 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
6086 for certain alternatives.
6087 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
6088 prefix_data16 attribute if MODE_V1DF.
6089 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
6090 length_immediate to 1.
6091 (set_got_rex64, set_rip_rex64): Remove length attribute, set
6092 length_address to 4, set mode attribute to MODE_DI.
6093 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
6094 (fxam<mode>2_i387): Set length attribute to 4.
6095 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
6096 *prefetch_3dnow_rex): Override length_address attribute.
6097 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
6099 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
6100 (constm128_operand): Removed.
6101 * config/i386/i386.c (memory_address_length): For
6102 disp && !index && !base in 64-bit mode account for SIB byte if
6103 print_operand_address can't optimize disp32 into disp32(%rip)
6104 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
6105 for fs: or gs: segment.
6106 (ix86_attr_length_immediate_default): When checking if shortform
6107 is possible, truncate immediate to the length of the non-shortened
6109 (ix86_attr_length_address_default): Ignore MEM_P operands
6111 (ix86_attr_length_vex_default): Only check for DImode on
6112 GENERAL_REG_P operands.
6113 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
6114 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
6115 (sse_cvttps2pi): Clear prefix_rep attribute.
6116 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
6118 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
6119 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
6120 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
6121 iff operand 2 is const_int_operand.
6122 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
6123 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
6124 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
6126 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
6128 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
6129 prefix_data16 attribute for movlpd and movhpd instructions.
6130 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
6131 length_immediate for shufpd instruction.
6132 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
6133 (avx_cmpp<avxmodesuffixf2c><mode>3,
6134 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
6135 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
6136 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
6137 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
6138 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
6139 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
6140 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
6141 prefix_data16 attribute for the first alternative to 1.
6142 (*avx_loadlps): Override length_immediate for the first alternative.
6143 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
6144 attributes for second alternative.
6145 (*vec_concatv2sf_sse4_1): Override length_immediate and
6146 prefix_data16 attributes for second alternative.
6147 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
6148 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
6149 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
6150 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
6151 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
6152 prefix_data16 and length_immediate to 1.
6153 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
6155 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
6156 prefix_extra attribute for variants that don't have 0f prefix alone.
6157 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
6158 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
6159 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
6160 *sse4_1_pextrd): Set length_immediate to 1.
6161 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
6162 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
6164 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
6165 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
6166 length_immediate to 1 for second alternative.
6167 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
6168 prefix_extra and length_immediate attributes for the first
6170 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
6172 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
6173 to 1 for the first and third alternative.
6174 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
6176 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
6178 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
6180 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
6181 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
6182 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
6183 *avx_psign<mode>3): Set prefix_extra attribute to 1.
6184 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
6185 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
6186 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
6187 ssse3_psign<mode>3): Override prefix_rex attribute.
6188 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
6189 (ssse3_palignrti): Override length_immediate to 1.
6190 (ssse3_palignrdi): Override length_immediate to 1, override
6191 prefix_rex attribute.
6192 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
6193 (sse4a_extrqi): Override length_immediate to 2.
6194 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
6195 (sse4a_insertq): Override prefix_data16 to 0.
6196 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
6197 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
6198 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
6199 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
6200 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
6201 and length_immediate to 1.
6202 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
6203 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
6204 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
6205 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
6206 and length_immediate to 1.
6207 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
6208 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
6209 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
6210 avx_ptest256): Override prefix_extra to 1.
6211 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
6212 Override prefix_data16 and length_immediate to 1.
6213 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
6214 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
6215 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
6216 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
6217 prefix_data16 to 0 and prefix_extra to 2.
6218 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
6219 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
6221 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
6222 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
6223 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
6224 and prefix_extra to 2.
6225 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
6226 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
6227 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
6228 avx_vpermilvar<mode>3,
6229 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
6230 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
6231 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
6232 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
6233 Override prefix_extra to 1.
6234 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
6235 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
6236 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
6237 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
6238 prefix_extra and length_immediate to 1.
6239 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
6241 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
6242 to 1 for the first alternative.
6243 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
6244 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
6246 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
6247 *movv2sf_internal_avx, *movv2sf_internal): Override
6248 prefix_rep attribute for certain alternatives.
6249 (*mov<mode>_internal): Override prefix_rep or prefix_data16
6250 attributes for certain alternatives.
6251 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
6252 attributes for certain alternatives.
6253 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
6254 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
6255 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
6256 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
6257 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
6258 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
6259 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
6260 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
6261 length_immediate to 1 if operand 2 is const_int_operand.
6262 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
6263 *vec_extractv2si_1): Set length_immediate attribute to 1.
6264 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
6265 using old 3DNOW insn rather than SSE/3DNOW_A.
6266 (mmx_emms, mmx_femms): Clear modrm attribute.
6268 2009-05-29 Martin Jambor <mjambor@suse.cz>
6270 * tree-sra.c: New implementation of SRA.
6272 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
6273 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
6274 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
6275 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
6276 (SRA_MAX_STRUCTURE_COUNT): Removed.
6277 (SRA_FIELD_STRUCTURE_RATIO): Removed.
6278 * doc/invoke.texi (sra-max-structure-size): Removed.
6279 (sra-field-structure-ratio): Removed.
6281 2009-05-29 Jakub Jelinek <jakub@redhat.com>
6284 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
6287 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
6289 PR rtl-optimization/40101
6290 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
6291 seqno. Adjust comment.
6292 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
6293 inserting bookkeeping before a jump, the jump is not scheduled.
6294 When no positive seqno found, provide a value. Add comment.
6296 2009-05-29 Richard Guenther <rguenther@suse.de>
6298 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
6299 short-cutting on the first component.
6301 2009-05-29 Jakub Jelinek <jakub@redhat.com>
6304 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
6305 for trees other than decls/types.
6307 2009-05-29 Richard Guenther <rguenther@suse.de>
6309 * tree-ssa-operands.c (get_expr_operands): Do not handle
6310 INDIRECT_REFs in the handled-component case. Remove
6311 unused get_ref_base_and_extent case.
6312 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
6313 tree_low_cst and host_integerp where possible.
6314 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
6315 codes for equivalence.
6316 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
6318 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
6320 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
6321 to tmake_file for i[34567]86-*-cygwin*.
6323 2009-05-29 Jakub Jelinek <jakub@redhat.com>
6326 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
6327 (altivec_categorize_keyword, init_vector_keywords,
6328 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
6331 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
6333 * tree.c (handle_dll_attribute): Check if node is
6334 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
6336 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
6338 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
6340 (thumb2_zero_extendqidi2): Likewise.
6342 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
6344 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
6345 instead of gen_movrt.
6346 * config/sh/sh.md (movrt): Remove.
6348 2009-05-28 Steve Ellcey <sje@cup.hp.com>
6350 * doc/invoke.texi (IA-64 Options):
6351 Add -msdata, -mfused-madd, -mno-inline-float-divide,
6352 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
6353 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
6354 -msched-prefer-non-control-spec-insns,
6355 -msched-stop-bits-after-every-cycle,
6356 -msched-count-spec-in-critical-path,
6357 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
6358 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
6359 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
6360 and -msched-spec-verbose.
6362 2009-05-28 Joseph Myers <joseph@codesourcery.com>
6364 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
6365 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
6367 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
6369 2009-05-28 Richard Guenther <rguenther@suse.de>
6371 * tree-ssa-alias.c (ao_ref_init): New function.
6372 (ao_ref_base): Likewise.
6373 (ao_ref_base_alias_set): Likewise.
6374 (ao_ref_alias_set): Likewise.
6375 (refs_may_alias_p_1): Change signature.
6376 (refs_may_alias_p): Adjust.
6377 (refs_anti_dependent_p): Likewise.
6378 (refs_output_dependent_p): Likewise.
6379 (call_may_clobber_ref_p_1): Change signature.
6380 (call_may_clobber_ref_p): Adjust.
6381 (stmt_may_clobber_ref_p_1): New function split out from ...
6382 (stmt_may_clobber_ref_p): ... here.
6383 (maybe_skip_until): Adjust signature.
6384 (get_continuation_for_phi): Likewise.
6385 (walk_non_aliased_vuses): Likewise.
6386 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
6387 (ao_ref_init): Declare.
6388 (ao_ref_base): Likewise.
6389 (ao_ref_alias_set): Likewise.
6390 (stmt_may_clobber_ref_p_1): Likewise.
6391 (walk_non_aliased_vuses): Adjust.
6392 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
6393 (get_ref_from_reference_ops): remove.
6394 (vn_reference_lookup_2): Adjust signature.
6395 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
6396 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
6397 (vn_reference_lookup): Adjust.
6398 (vn_reference_insert): Likewise.
6399 (vn_reference_insert_pieces): Adjust signature.
6400 (visit_reference_op_call): Adjust.
6401 * tree-ssa-pre.c (get_expr_type): Simplify.
6402 (phi_translate_1): Adjust.
6403 (compute_avail): Likewise.
6404 (translate_vuse_through_block): Do not re-build trees.
6405 (value_dies_in_block_x): Likewise.
6406 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
6408 (vn_reference_lookup_pieces): Adjust declaration.
6409 (vn_reference_insert_pieces): Likewise.
6411 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
6413 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
6414 with checking disabled.
6416 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
6420 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
6421 macro definition for support of three-operand format aligned
6422 .comm directive in assembler on cygwin/pe/mingw target OS.
6423 * configure: Regenerate.
6424 * config.h: Regenerate.
6426 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
6427 aligned form of .comm directive if -mpe-aligned-commons is in effect.
6428 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
6430 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
6431 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
6433 2009-05-28 Ira Rosen <irar@il.ibm.com>
6435 PR tree-optimization/40254
6436 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
6437 in analysis of basic blocks.
6439 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
6442 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
6443 * target-def.h (TARGET_CONST_ANCHOR): New macro.
6444 (TARGET_INITIALIZER): Use it.
6445 * cse.c (CHEAPER): Move it up to the other macros.
6446 (insert): Rename this ...
6447 (insert_with_costs): ... to this. Add cost parameters. Update
6449 (insert): New function. Call insert_with_costs.
6450 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
6451 find_reg_offset_for_const, try_const_anchors): New functions.
6452 (cse_insn): Call try_const_anchors. Adjust cost of src_related
6453 when using a const-anchor. Call insert_const_anchors.
6454 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
6455 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
6457 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
6459 * tree-inline.c (remap_decls): Enable nonlocalized variables
6460 when not optimizing.
6462 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
6464 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
6465 Simplify other tests involving optimize.
6467 2009-05-27 Tom Tromey <tromey@redhat.com>
6469 * unwind-dw2.c (_Unwind_DebugHook): New function.
6470 (uw_install_context): Call _Unwind_DebugHook.
6472 2009-05-27 Tom Tromey <tromey@redhat.com>
6474 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
6476 2009-05-27 Ian Lance Taylor <iant@google.com>
6478 * Makefile.in (LINKER, LINKER_FLAGS): Define.
6479 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
6480 (ALL_LINKERFLAGS): Define.
6481 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
6482 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
6483 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
6484 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
6485 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
6486 $(LINKER_FOR_BUILD).
6487 (build/gcov-iov$(build_exeext)): Likewise.
6489 2009-05-27 Julian Brown <julian@codesourcery.com>
6491 * gcse.c (target.h): Include.
6492 (can_assign_to_reg_without_clobbers_p): Check that the target allows
6493 copy of argument to a pseudo register.
6495 2009-05-27 Diego Novillo <dnovillo@google.com>
6497 * tree-ssa-live.c (dump_scope_block): Document arguments.
6498 (dump_scope_blocks): Document.
6499 (debug_scope_blocks): New.
6500 * tree-flow.h (debug_scope_blocks): Declare.
6502 2009-05-21 Denis Chertykov <denisc@overta.ru>
6504 * doc/contrib.texi (Contributors): Add myself to the list.
6506 2009-05-27 Olivier Hainque <hainque@adacore.com>
6508 * expr.c (target_align): New function. Alignment the TARGET of an
6509 assignment may be assume to have.
6510 (highest_pow2_factor_for_target): Use it instead of relying on
6511 immediate tree attributes of TARGET, not necessarily honored when
6512 intermediate bitfields are involved.
6514 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
6517 * config/i386/driver-i386.c (host_detect_local_cpu): Support
6518 AVX, SSE4, AES, PCLMUL and POPCNT.
6520 2009-05-27 Diego Novillo <dnovillo@google.com>
6522 * tree-pretty-print.c (dump_location): New.
6523 (dump_generic_node): Call it.
6524 Factor code to handle BLOCK nodes ...
6525 (dump_block_node): ... here.
6527 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
6529 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
6531 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
6533 * gcc-plugin.h: Include config.h and system.h.
6534 (IN_GCC): Define if not defined.
6536 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
6539 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
6542 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
6544 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
6546 * config/m32r/m32r.h: Ditto.
6547 * config/m32r/m32r.md: Ditto.
6548 * config/m32r/predicates.md: Ditto.
6550 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
6552 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
6554 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
6557 (Loading plugins): typo.
6558 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
6559 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
6560 (Interacting with the GCC Garbage Collector): Added new section.
6561 (Giving information about a plugin): Added new section for
6563 * ggc.h (ggc_register_root_tab): Added declaration.
6564 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
6565 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
6566 (register_callback): Improved comment in declaration.
6567 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
6568 (extra_root_vec) Added static variable for dynamic roots registration.
6569 (ggc_register_root_tab) Added new routine.
6570 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
6571 PLUGIN_GGC_MARKING event.
6572 * ggc-zone.c: Include plugin.h.
6573 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
6574 * ggc-page.c: Include plugin.h.
6575 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
6576 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
6577 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
6578 (register_callback): check lack of callbacks for
6579 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
6580 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
6581 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
6582 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
6583 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
6584 dependency on plugin.h.
6585 (plugin.o): Added dependency on ggc.h...
6587 2009-05-26 Richard Guenther <rguenther@suse.de>
6591 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
6592 with mismatched comparison modes.
6594 * expr.c (expand_expr_real_1): Expand the operand of a
6595 VIEW_CONVERT_EXPR in its natural mode.
6597 2009-05-26 Ian Lance Taylor <iant@google.com>
6599 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
6600 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
6601 (ALL_COMPILERFLAGS): Define.
6602 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
6603 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
6604 (collect2$(exeext), collect2.o): Likewise.
6605 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
6606 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
6607 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
6608 (libbackend.o, intl.o, cppdefault.o): Likewise.
6609 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
6610 (build/%.o): Use $(COMPILER_FOR_BUILD).
6611 (build/gen%$(build_exeext)): Likewise.
6612 (build/gcov-iov$(build_exeext)): LIkewise.
6613 * config/t-darwin (darwin.o): Use $(COMPILER).
6614 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
6615 * config/t-sol2 (sol2-c.o): Likewise.
6617 * config/t-vxworks (vxworks.o): Likewise.
6618 * config/x-darwin (host-darwin.o): Likewise.
6619 * config/x-hpux (host-hpux.o): Likewise.
6620 * config/x-linux (host-linux.o): Likewise.
6621 * config/x-solaris (host-solaris.o): Likewise.
6622 * config/alpha/x-alpha (driver-alpha.o): Likewise.
6623 * config/arm/t-arm (arm-c.o): Likewise.
6624 * config/arm/t-pe (pe.o): Likewise.
6625 * config/arm/t-wince-pe (pe.o): Likewise.
6626 * config/i386/t-cygming (winnt.o): Likewise.
6627 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
6628 * config/i386/t-cygwin (cygwin1.o): Likewise.
6629 (cygwin2.o): Likewise.
6630 * config/i386/t-i386 (i386-c.o): Likewise.
6631 * config/i386/t-interix (winnt.o): Likewise.
6632 * config/i386/t-netware (netware.o): Likewise.
6633 * config/i386/t-nwld (nwld.o): Likewise.
6634 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
6635 * config/i386/x-i386 (driver-i386.o): Likewise.
6636 * config/i386/x-cygwin (host-cygwin.o): Likewise.
6637 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
6638 * config/ia64/t-ia64 (ia64-c.o): Likewise.
6639 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
6640 * config/mips/x-native (driver-native.o): Likewise.
6641 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
6642 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
6643 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
6644 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
6645 * config/score/t-score-elf (score7.o): Likewise.
6646 (score3.o): Likewise.
6647 * config/sh/t-sh (sh-c.o): Likewise.
6648 * config/sh/t-symbian (sh-c.o): Likewise.
6649 (symbian.o): Likewise.
6650 * config/spu/t-spu-elf (spu-c.o): Likewise.
6651 * config/v850/t-v850 (v850-c.o): Likewise.
6652 * config/v850/t-v850e (v850-c.o): Likewise.
6654 2009-05-26 Richard Guenther <rguenther@suse.de>
6656 PR tree-optimization/40122
6657 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
6658 VECTOR_CSTs if possible.
6659 (fold_gimple_assign): Likewise.
6661 2009-05-26 Richard Guenther <rguenther@suse.de>
6664 * fold-const.c (fold_binary): Use the correct types for building
6667 2009-05-26 Richard Guenther <rguenther@suse.de>
6669 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
6670 redundant calls to merge_alias_info.
6671 (bump_vector_ptr): Likewise.
6672 * tree-ssa-copy.c (merge_alias_info): Remove.
6673 (replace_exp_1): Remove call to merge_alias_info.
6674 (propagate_tree_value): Likewise.
6675 (fini_copy_prop): Propagate points-to info.
6676 * tree-flow.h (merge_alias_info): Remove.
6678 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
6680 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
6682 2009-05-25 Jan Hubicka <jh@suse.cz>
6684 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
6685 * cgraph.h (struct inline_summary): New filed self_wize,
6686 size_inlining_benefit, self_time and time_inlining_benefit.
6687 (struct cgraph_global_info): Replace insns by time ans size fields.
6688 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
6689 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
6690 (ipcp_update_callgraph): Do not touch function bodies.
6691 * ipa-inline.c: Include except.h
6692 (MAX_TIME): New constant.
6693 (overall_insns): Remove.
6695 (overall_size, max_benefit): New static variables.
6696 (cgraph_estimate_time_after_inlining): New function.
6697 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
6698 (cgraph_clone_inlined_nodes): Update size.
6699 (cgraph_mark_inline_edge): Update size.
6700 (cgraph_estimate_growth): Use size info.
6701 (cgraph_check_inline_limits): Check size.
6702 (cgraph_default_inline_p): Likewise.
6703 (cgraph_edge_badness): Compute badness based on benefit and size cost.
6704 (cgraph_decide_recursive_inlining): Check size.
6705 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
6707 (cgraph_decide_inlining): Likewise.
6708 (cgraph_decide_inlining_incrementally): Likewise; honor
6709 PARAM_EARLY_INLINING_INSNS.
6710 (likely_eliminated_by_inlining_p): New predicate.
6711 (estimate_function_body_sizes): New function.
6712 (compute_inline_parameters): Use it.
6713 * except.c (must_not_throw_labels): New function.
6714 * except.h (must_not_throw_labels): Declare.
6715 * tree-inline.c (init_inline_once): Kill inlining_weigths
6716 * tree-ssa-structalias.c: Avoid uninitialized warning.
6717 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
6718 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
6719 (PARAM_INLINE_CALL_COST): Remove.
6720 (PARAM_EARLY_INLINING_INSNS): New.
6722 2009-05-25 Richard Guenther <rguenther@suse.de>
6724 PR tree-optimization/36327
6725 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
6726 callback for reference translation or lookup at the point of may-defs.
6727 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
6728 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
6729 for union COMPONENT_REFs.
6730 (vn_reference_lookup_3): New callback. Lookup from memset
6731 and CONSTRUCTOR assignment, translate through struct copies.
6732 (vn_reference_lookup_pieces): Make sure to not free the
6733 passed operands array. Adjust walk_non_aliased_vuses call.
6734 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
6735 make sure we do not leak memory.
6737 2009-05-25 Richard Guenther <rguenther@suse.de>
6739 * tree-ssa-alias.h (dump_points_to_solution): Declare.
6740 * tree-inline.c (expand_call_inline): Reset the escaped and
6742 * tree-ssa-structalias.c (pass_build_ealias): New.
6743 * tree-pass.h (pass_build_ealias): Declare.
6744 * passes.c (init_optimization_passes): Add PTA during
6745 early optimizations.
6746 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
6747 and CALLUSED solutions.
6748 (dump_points_to_solution): New function, split out from ...
6749 (dump_points_to_info_for): ... here.
6750 * tree-parloops.c (parallelize_loops): Reset the escaped and
6753 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6756 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
6757 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
6759 2009-05-25 Ira Rosen <irar@il.ibm.com>
6761 PR tree-optimization/40238
6762 * tree-vect-stmts.c (vect_init_vector): Insert initialization
6763 statements after basic block's labels.
6764 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
6765 to free the allocated memory.
6767 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
6769 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
6770 return address with a USE.
6772 2009-05-24 Richard Guenther <rguenther@suse.de>
6775 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
6776 array type from the main variant of the inner type.
6778 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6780 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
6781 definition to bool (from int) to un-break build.
6782 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
6784 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
6786 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
6787 discard_stmt_changes): Delete.
6788 * tree-ssa-operands.c (scb_stack): Delete.
6789 (init_ssa_operands): Do not initialize it.
6790 (fini_ssa_operands): Do not free it.
6791 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
6793 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
6794 update_stmt, remove the others. Fix comments.
6795 * tree-dfa.c (optimize_stack_restore): Likewise.
6796 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
6797 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
6798 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
6799 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
6801 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
6802 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
6803 (dom_opt_finalize_block): Likewise, adjusting access to
6805 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
6806 (stmts_to_rescan): Change item type to gimple.
6807 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
6809 2009-05-24 Ira Rosen <irar@il.ibm.com>
6811 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
6812 * tree-pass.h (pass_slp_vectorize): New pass.
6813 * params.h (SLP_MAX_INSNS_IN_BB): Define.
6814 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
6815 * tree-vectorizer.c (timevar.h): Include.
6816 (user_vect_verbosity_level): Declare.
6817 (vect_location): Fix comment.
6818 (vect_set_verbosity_level): Update user_vect_verbosity_level
6819 instead of vect_verbosity_level.
6820 (vect_set_dump_settings): Add an argument. Ignore user defined
6821 verbosity if dump flags require higher level of verbosity. Print to
6822 stderr only for loop vectorization.
6823 (vectorize_loops): Update call to vect_set_dump_settings.
6824 (execute_vect_slp): New function.
6825 (gate_vect_slp): Likewise.
6826 (struct gimple_opt_pass pass_slp_vectorize): New.
6827 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
6829 (vec_info_for_bb): New function.
6830 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
6831 (VECTORIZATION_ENABLED): New macro.
6832 (SLP_ENABLED, SLP_DISABLED): Likewise.
6833 (vect_is_simple_use): Add bb_vec_info argument.
6834 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
6835 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
6836 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
6837 vect_schedule_slp, vect_analyze_slp): Likewise.
6838 (vect_analyze_stmt): Add slp_tree argument.
6839 (find_bb_location): Declare.
6840 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
6841 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
6842 (vect_analyze_loop_operations, vect_analyze_loop,
6843 get_initial_def_for_induction, vect_create_epilog_for_reduction,
6844 vect_finalize_reduction, vectorizable_reduction,
6845 vectorizable_live_operation, vect_transform_loop): Likewise.
6846 * tree-data-ref.c (dr_analyze_innermost): Update comment,
6847 skip evolution analysis if analyzing a basic block.
6848 (dr_analyze_indices): Likewise.
6849 (initialize_data_dependence_relation): Skip the test whether the
6850 object is invariant for basic blocks.
6851 (compute_all_dependences): Skip dependence analysis for data
6852 references in basic blocks.
6853 (find_data_references_in_stmt): Don't fail in case of invariant
6854 access in basic block.
6855 (find_data_references_in_bb): New function.
6856 (find_data_references_in_loop): Move code to
6857 find_data_references_in_bb and add a call to it.
6858 (compute_data_dependences_for_bb): New function.
6859 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
6860 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
6862 (vect_analyze_data_ref_dependence): Check for interleaving in case of
6863 unknown dependence in basic block and fail in case of dependence in
6865 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
6866 dependence instances from either loop or basic block vectorization
6868 (vect_compute_data_ref_alignment): Check if it is loop vectorization
6869 before calling nested_in_vect_loop_p.
6870 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
6871 dependence instances from either loop or basic block vectorization
6873 (vect_verify_datarefs_alignment): Likewise.
6874 (vect_enhance_data_refs_alignment): Adjust function calls.
6875 (vect_analyze_data_refs_alignment): Likewise.
6876 (vect_analyze_group_access): Fix printing. Skip different checks if
6877 DR_STEP is 0. Keep strided stores either in loop or basic block
6878 vectorization data structure. Fix indentation.
6879 (vect_analyze_data_ref_access): Fix comments, allow zero step in
6881 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
6882 dependence instances from either loop or basic block vectorization
6884 (vect_analyze_data_refs): Update comment. Call
6885 compute_data_dependences_for_bb to analyze basic blocks.
6886 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
6887 case of loop vectorization. In case of basic block vectorization use
6888 data-ref itself as a base.
6889 (vect_create_data_ref_ptr): In case of basic block vectorization:
6890 don't advance the pointer, add new statements before the current
6891 statement. Adjust function calls.
6892 (vect_supportable_dr_alignment): Support only aligned accesses in
6893 basic block vectorization.
6894 * common.opt (ftree-slp-vectorize): New flag.
6895 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
6896 (vect_pattern_recog_1): Likewise.
6897 * tree-vect-stmts.c (process_use): Likewise.
6898 (vect_init_vector): Add new statements in the beginning of the basic
6899 block in case of basic block SLP.
6900 (vect_get_vec_def_for_operand): Adjust function calls.
6901 (vect_finish_stmt_generation): Likewise.
6902 (vectorizable_call): Add assert that it is loop vectorization, adjust
6904 (vectorizable_conversion, vectorizable_assignment): Likewise.
6905 (vectorizable_operation): In case of basic block SLP, take
6906 vectorization factor from statement's type and skip the relevance
6907 check. Adjust function calls.
6908 (vectorizable_type_demotion): Add assert that it is loop
6909 vectorization, adjust function calls.
6910 (vectorizable_type_promotion): Likewise.
6911 (vectorizable_store): Check for outer loop only in case of loop
6912 vectorization. Adjust function calls. For basic blocks, skip the
6913 relevance check and don't advance pointers.
6914 (vectorizable_load): Likewise.
6915 (vectorizable_condition): Add assert that it is loop vectorization,
6916 adjust function calls.
6917 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
6918 that it is not reduction, get vector type, call only supported
6919 functions, skip loop specific parts.
6920 (vect_transform_stmt): Check for outer loop only in case of loop
6922 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
6923 (vect_is_simple_use): Fix comment, add new argument, fix conditions
6924 for external definition.
6925 * passes.c (pass_slp_vectorize): New pass.
6926 * tree-vect-slp.c (find_bb_location): New function.
6927 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
6928 check for patterns only in loops.
6929 (vect_build_slp_tree): Add argument, adjust function calls, fail in
6930 case of multiple types in basic block SLP.
6931 (vect_mark_slp_stmts_relevant): New function.
6932 (vect_supported_load_permutation_p): Fix comment.
6933 (vect_analyze_slp_instance): Add argument. In case of basic block
6934 SLP, take vectorization factor from statement's type, check that
6935 unrolling factor is 1. Adjust function call. Save SLP instance in
6936 either loop or basic block vectorization structure. Return FALSE,
6938 (vect_analyze_slp): Add argument. Get strided stores groups from
6939 either loop or basic block vectorization structure. Return FALSE
6940 if basic block SLP failed.
6941 (new_bb_vec_info): New function.
6942 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
6943 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
6944 (vect_schedule_slp): Add argument. Get SLP instances from either
6945 loop or basic block vectorization structure. Set vectorization factor
6946 to be 1 for basic block SLP.
6947 (vect_slp_transform_bb): New function.
6948 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
6950 2009-05-23 Mark Mitchell <mark@codesourcery.com>
6952 * final.c (shorten_branches): Do not align labels for jump tables.
6953 (final_scan_insn): Use JUMP_TABLE_DATA_P.
6955 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
6957 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
6958 Remove outdated reference to flow.c and fix nits.
6959 * doc/gccint.texi: Tweak RTL description.
6960 * doc/rtl.texi: Likewise.
6962 2009-05-23 Denis Chertykov <chertykov@gmail.com>
6964 * config/avr/avr.c: Change my email address.
6965 * config/avr/avr.h: Likewise.
6966 * config/avr/avr.md: Likewise.
6967 * config/avr/avr-protos.h: Likewise.
6968 * config/avr/libgcc.S: Likewise.
6970 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
6972 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
6973 (spu_split_load, spu_split_store): Change return type to int.
6974 (spu_split_convert): Declare.
6975 * config/spu/predicates.md (spu_mem_operand): Remove.
6976 (spu_mov_operand): Update.
6977 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
6978 * config/spu/spu.c (regno_aligned_for_load): Remove.
6979 (reg_aligned_for_addr, spu_expand_load): Define.
6980 (spu_expand_extv): Reimplement and handle MEM.
6981 (spu_expand_insv): Handle MEM.
6982 (spu_sched_reorder): Handle insn's with length 0.
6983 (spu_legitimate_address_p): Reimplement.
6984 (store_with_one_insn_p): Return TRUE for any mode with size
6985 larger than 16 bytes.
6986 (address_needs_split): Define.
6987 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
6989 (spu_convert_move): Define.
6990 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
6991 (spu_split_store): Change all MEM's to TImode.
6992 (spu_init_expanders): Preallocate registers that correspond to
6993 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
6995 (spu_split_convert): Define.
6996 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
6997 (_move<mode>, _movdi, _movti): Update predicate and condition.
6998 (load, store): Change to define_split.
6999 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
7001 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
7002 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
7003 define_insn_and_split of lshr<mode>3.
7004 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
7005 (<v>ashr<mode>3_imm): Define.
7006 (extv, extzv, insv): Allow MEM operands.
7007 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
7008 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
7009 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
7010 (_spu_convert2): Change to define_insn_and_split and remove the
7011 corresponding define_peephole2.
7012 (stack_protect_set, stack_protect_test, stack_protect_test_si):
7013 Change predicates to memory_operand.
7015 2009-05-22 Mark Mitchell <mark@codesourcery.com>
7017 * config/arm/thumb2.md: Add 16-bit multiply instructions.
7019 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7021 PR tree-optimization/40219
7022 * tree.c (iterative_hash_expr): Make sure the builtin function is
7023 a normal builtin function and not a front end or back end builtin
7024 before indexing into the built_in_decls array.
7026 2009-05-22 Richard Guenther <rguenther@suse.de>
7029 * alias.c (write_dependence_p): Do not use TBAA for answering
7030 anti-dependence or output-dependence.
7031 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
7032 (emit_pointer_definition): Remove.
7033 (emit_alias_warning): Likewise.
7034 (find_what_var_points_to): Remove TBAA pruning code.
7035 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
7037 (compute_points_to_sets): Remove code computing the set of
7038 dereferenced pointers.
7039 * tree-data-ref.c (dr_may_alias_p): Properly use the split
7040 oracle for querying anti and output dependencies.
7041 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
7042 if TBAA may be applied.
7043 (refs_anti_dependent_p): New function.
7044 (refs_output_dependent_p): Likewise.
7045 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
7046 (refs_output_dependent_p): Likewise.
7047 * doc/tree-ssa.texi (Memory model): New section.
7048 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
7049 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
7050 * cfgexpand.c (expand_gimple_basic_block): Do not handle
7051 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
7052 * expr.c (expand_expr_real_1): Likewise.
7053 * gimple-low.c (lower_stmt): Likewise.
7054 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
7055 (dump_gimple_cdt): Remove.
7056 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
7057 (gimple_size): Likewise.
7058 (walk_gimple_op): Likewise.
7059 (is_gimple_stmt): Likewise.
7060 (walk_stmt_load_store_addr_ops): Likewise.
7061 (gimple_build_cdt): Remove.
7062 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
7063 * gimple.h (gimple_cdt_new_type): Remove.
7064 (gimple_cdt_new_type_ptr): Likewise.
7065 (gimple_cdt_set_new_type): Likewise.
7066 (gimple_cdt_location): Likewise.
7067 (gimple_cdt_location_ptr): Likewise.
7068 (gimple_cdt_set_location): Likewise.
7069 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
7070 * tree-cfg.c (remove_useless_stmts_1): Do not handle
7071 GIMPLE_CHANGE_DYNAMIC_TYPE.
7072 (verify_types_in_gimple_stmt): Likewise.
7073 * tree-inline.c (estimate_num_insns): Likewise.
7074 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
7075 (copy_decl_to_var): Likewise.
7076 (copy_result_decl_to_var): Likewise.
7077 * tree-pretty-print.c (dump_generic_node): Do not handle
7078 CHANGE_DYNAMIC_TYPE_EXPR.
7079 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
7080 * tree-ssa-operands.c (get_expr_operands): Likewise.
7081 * tree-ssa-structalias.c (struct variable_info): Remove
7082 no_tbaa_pruning member.
7083 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
7084 (unify_nodes): Do not copy it.
7085 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
7086 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
7087 (set_uids_in_ptset): Do not check it.
7088 (find_what_var_points_to): Likewise.
7089 (compute_tbaa_pruning): Remove.
7090 (compute_points_to_sets): Do not call it.
7091 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
7092 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
7093 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
7094 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
7095 (DECL_NO_TBAA_P): Likewise.
7096 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
7097 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
7098 (expand_omp_atomic_pipeline): Do not set it.
7099 * print-tree.c (print_node): Do not dump it.
7100 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
7103 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
7106 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
7109 2009-05-22 Mark Mitchell <mark@codesourcery.com>
7111 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
7114 2009-05-22 Ben Elliston <bje@au.ibm.com>
7116 * Makefile.in (bversion.h, s-bversion): New targets.
7117 (TOPLEV_H): Add bversion.h.
7118 * toplev.h: Include "bversion.h".
7119 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
7120 the __format__ attribute only if compiling with the same version
7121 of GCC as the sources (the "build version").
7123 2009-05-22 Ben Elliston <bje@au.ibm.com>
7125 * c-format.c (handle_format_attribute): Fix comment typo.
7127 2009-05-21 Steve Ellcey <sje@cup.hp.com>
7130 * config/ia64/ia64.opt (mfused-madd): New.
7131 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
7132 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
7133 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
7134 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
7135 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
7136 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
7137 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
7138 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
7139 instruction if !TARGET_FUSED_MADD.
7140 (fpma, fpms): Remove colon from name.
7142 2009-05-22 Richard Guenther <rguenther@suse.de>
7144 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
7145 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
7146 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
7148 (create_expression_by_pieces): Only convert if necessary.
7149 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
7150 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
7152 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
7154 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
7155 regular pattern from a template and rename it ...
7156 (*extzv_truncsi_exts): ... to this.
7158 2009-05-21 Richard Guenther <rguenther@suse.de>
7160 * cgraph.h (struct cgraph_node): Remove inline_decl member.
7161 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
7162 (cgraph_default_inline_p): Likewise.
7163 (cgraph_decide_inlining_incrementally): Likewise.
7165 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
7166 Uros Bizjak <ubizjak@gmail.com>
7168 * config/i386/cpuid.h (bit_MOVBE): New.
7170 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
7172 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
7173 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
7174 (ix86_handle_option): Handle OPT_mmovbe.
7175 (ix86_target_string): Add -mmovbe.
7176 (pta_flags): Add PTA_MOVBE.
7177 (processor_alias_table): Add PTA_MOVBE to "atom".
7178 (override_options): Handle PTA_MOVBE.
7180 * config/i386/i386.h (TARGET_MOVBE): New.
7182 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
7183 (*bswapsi_movbe): New.
7184 (*bswapdi_movbe): Likewise.
7185 (bswapdi2): Renamed to ...
7187 (bswapdi2): New expander.
7189 * config/i386/i386.opt (mmovbe): New.
7191 * doc/invoke.texi: Document -mmovbe.
7193 2009-05-21 Taras Glek <tglek@mozilla.com>
7195 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
7196 * gcc-plugin.h (plugin_init): Updated signature.
7197 * gcc-plugin.h (plugin_name_args): Moved to this header.
7198 * doc/plugins.texi (plugin_init): Updated documention to reflect
7200 * doc/plugins.texi (plugin_name_args): Added to documention.
7202 2009-05-21 Mark Mitchell <mark@codesourcery.com>
7204 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
7205 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
7207 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
7209 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
7210 JUMP_TABLE_DATA_P predicates where applicable.
7211 * config/i386/predicates.md: Ditto.
7212 * config/i386/sse.md: Ditto.
7214 2009-05-21 Jakub Jelinek <jakub@redhat.com>
7216 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
7217 operand2 -128 override length_immediate attribute to 1.
7218 * config/i386/predicates.md (constm128_operand): New predicate.
7220 * config/i386/i386.c (memory_address_length): Handle %r12
7221 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
7223 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
7224 mode look through optional ZERO_EXTEND and SUBREG.
7225 * config/i386/i386.md (R12_REG): New define_constant.
7226 (prefix_data16): For sse unit set also for MODE_TI insns.
7227 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
7228 insns set if operand 1 is ext_QIreg_operand.
7229 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
7230 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
7232 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
7233 mode from MODE_DI to MODE_SI.
7234 (movdi_1_rex64): Override modrm and length_immediate attributes
7235 only for movabs (TYPE_IMOV, alternative 2).
7236 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
7237 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
7238 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
7239 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
7240 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
7241 prefix_rex attribute if DImode.
7242 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
7243 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
7244 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
7245 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
7246 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
7247 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
7248 Likewise. For TYPE_IMOV clear length_immediate attribute.
7249 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
7250 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
7251 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
7252 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
7253 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
7254 or one operand TYPE_ISHIFT.
7255 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
7256 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
7257 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
7258 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
7259 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
7260 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
7261 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
7262 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
7263 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
7264 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
7265 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
7266 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
7267 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
7268 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
7269 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
7270 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
7271 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
7272 set mode attribute, don't override length attribute.
7273 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
7275 (return_internal_long): Set length attribute to 2 instead of 1.
7276 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
7277 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
7278 prefix_rex attribute.
7279 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
7281 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
7283 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7285 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
7287 2009-05-20 Ian Lance Taylor <iant@google.com>
7289 * tree.c (build_tree_list_vec_stat): New function.
7290 (ctor_to_vec): New function.
7291 (build_nt_call_vec): New function.
7292 (build_call_array): Change args to be a const pointer.
7293 (build_call_vec): New function.
7294 * tree.h (build_nt_call_vec): Declare.
7295 (build_tree_list_vec_stat): Declare.
7296 (build_tree_list_vec): Define.
7297 (build_call_array): Update declaration.
7298 (build_call_vec): Declare.
7299 (ctor_to_vec): Declare.
7300 * c-common.c (tree_vector_cache): New static variable.
7301 (make_tree_vector): New function.
7302 (release_tree_vector): New function.
7303 (make_tree_vector_single): New function.
7304 (make_tree_vector_copy): New function.
7305 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
7306 (make_tree_vector_single, make_tree_vector_copy): Declare.
7307 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
7308 (c_parser_expr_list): Don't manage cache here, instead call
7310 (c_parser_release_expr_list): Remove static function.
7311 (c_parser_vec_to_tree_list): Remove static function.
7312 (c_parser_attributes): Call build_tree_list_vec instead of
7313 c_parser_vec_to_tree_list. Call release_tree_vector instead of
7314 c_parser_release_expr_list.
7315 (c_parser_postfix_expression_after_primary): Likewise.
7316 (c_parser_objc_keywordexpr): Likewise.
7318 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
7320 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
7321 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
7322 TARGET_CONVERT_TO_TYPE.
7323 * hooks.c (hook_tree_const_tree_null): Define.
7324 * hooks.h (hook_tree_const_tree_null): Declare.
7325 * target.h (struct gcc_target): Add invalid_parameter_type,
7326 invalid_return_type, promoted_type, and convert_to_type fields.
7327 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
7328 (TARGET_INVALID_RETURN_TYPE): Define.
7329 (TARGET_PROMOTED_TYPE): Define.
7330 (TARGET_CONVERT_TO_TYPE): Define.
7331 (TARGET_INITIALIZER): Update for new fields.
7332 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
7333 (grokparms): Check targetm.invalid_parameter_type.
7334 * c-typeck.c (default_conversion): Check targetm.promoted_type.
7335 * c-convert.c (convert): Check targetm.convert_to_type.
7337 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
7339 * config/mips/mips.md (*extenddi_truncate<mode>,
7340 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
7342 (*extendhi_truncateqi): New define_insn_and_sptit.
7344 2009-05-20 Jakub Jelinek <jakub@redhat.com>
7347 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
7348 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
7350 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
7352 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
7353 the operand of VIEW_CONVERT_EXPR.
7355 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
7357 * config/i386/driver-i386.c (host_detect_local_cpu): Check
7358 extended family and model for Intel processors. Support Intel Atom.
7360 2009-05-20 Olivier Hainque <hainque@adacore.com>
7362 * gstab.h (stab_code_type): Define, to be used instead of the
7363 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
7365 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
7366 occurrences by stab_code_type.
7367 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
7369 2009-05-20 Martin Jambor <mjambor@suse.cz>
7371 * tree-flow.h (insert_edge_copies_seq): Undeclare.
7372 (sra_insert_before): Likewise.
7373 (sra_insert_after): Likewise.
7374 (sra_init_cache): Likewise.
7375 (sra_type_can_be_decomposed_p): Likewise.
7376 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
7377 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
7378 (sra_insert_before): Likewise.
7379 (sra_insert_after): Likewise.
7380 (sra_init_cache): Likewise.
7381 (insert_edge_copies_seq): Made static and moved upwards.
7383 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
7386 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
7388 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
7389 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
7392 2009-05-20 Richard Guenther <rguenther@suse.de>
7394 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
7395 with mismatched comparison modes.
7397 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7399 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
7400 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
7401 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
7402 with shifts for Thumb2.
7403 (orsi_notsi): New for orn.
7404 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
7405 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
7406 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
7407 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
7408 Don't invert remainder for IOR.
7410 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
7412 PR tree-optimization/40087
7413 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
7414 number_of_iterations_ne): Rename never_infinite argument.
7415 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
7416 number_of_iterations_le): Handle pointer-type ivs when
7417 exit_must_be_taken is false.
7418 (number_of_iterations_cond): Do not always assume that
7419 exit_must_be_taken if the control variable is a pointer.
7421 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
7423 * c-typeck.c (build_binary_op): Allow % on integal vectors.
7424 * doc/extend.texi (Vector Extension): Document that % is allowed too.
7426 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
7428 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
7429 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
7431 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7434 * c.opt (Wlogical-op): Disabled by default.
7435 * c-opt (c_common_post_options): Do not enable Wlogical-op with
7437 * doc/invoke.texi (Wlogical-op): Likewise.
7439 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
7441 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
7443 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
7444 Propagate the type of the first operand.
7445 <ASSERT_EXPR>: Simplify.
7446 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
7447 Rewrite using the RHS code as discriminant.
7448 <NOP_EXPR>: Turn into CASE_CONVERT.
7449 <PLUS_EXPR>: Propagate the type of the first operand.
7451 2009-05-19 Steve Ellcey <sje@cup.hp.com>
7453 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
7454 (ia64_dconst_0_375): New.
7455 * config/ia64/ia64.c (ia64_override_options): Remove
7456 -minline-sqrt-min-latency warning.
7457 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
7458 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
7459 * config/ia64/ia64.md (*sqrt_approx): Remove.
7460 (sqrtsf2): Remove #if 0.
7461 (sqrtsf2_internal_thr): Rewrite and move to div.md.
7462 (sqrtdf): Remove assert.
7463 (sqrtdf2_internal_thr): Rewrite and move to div.md.
7464 (sqrtxf2): Remove #if 0.
7465 (sqrtxf2_internal_thr): Rewrite and move to div.md.
7466 * div.md (sqrt_approx_rf): New.
7467 (sqrtsf2_internal_thr): New implementation.
7468 (sqrtsf2_internal_lat): New.
7469 (sqrtdf2_internal_thr: New implementation.
7470 (sqrtxf2_internal): New implementation.
7472 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
7473 Hans-Peter Nilsson <hp@axis.com>
7475 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
7476 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
7477 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
7478 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
7479 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
7480 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
7481 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
7482 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
7483 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
7484 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
7485 * c-common.c: ...from here.
7487 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7489 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
7491 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7493 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
7495 2009-05-19 Ben Elliston <bje@au.ibm.com>
7497 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
7498 assignments with memcpy calls.
7499 (add_fdes): Likewise.
7500 (binary_search_unencoded_fdes): Likewise.
7501 (linear_search_fdes): Eliminate type puns.
7503 2009-05-19 Richard Guenther <rguenther@suse.de>
7505 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
7506 not falsely claim to have propagated into all uses.
7508 2009-05-19 Ben Elliston <bje@au.ibm.com>
7510 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
7513 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
7515 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
7516 * config/sh/sh.c (sh_legitimate_address_p): Make static.
7517 (TARGET_LEGITIMATE_ADDRESS_P): New.
7518 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7519 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
7521 2009-05-18 Dodji Seketeli <dodji@redhat.com>
7524 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
7525 child of the containing namespace's DIE.
7527 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
7529 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
7530 *zero_extendhi_truncqi): Move after the zero_extend patterns.
7531 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
7534 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
7537 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
7538 gen_align with gen_pad.
7539 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
7540 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
7542 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
7543 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
7545 * config/i386/i386.md (align): Renamed to ...
7546 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
7547 ASM_OUTPUT_MAX_SKIP_PAD.
7549 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
7551 * config.gcc: Fix variable syntax.
7554 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
7555 before calling exact_log2.
7556 (output_iorsi3): Likewise.
7557 (output_xorsi3): Likewise.
7559 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
7561 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
7562 for the none zero constant operand except for EQ and NE
7563 comprisons even when the first operand is R0.
7565 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
7567 * config/s390/2064.md: Remove trailing whitespaces.
7568 * config/s390/2084.md: Likewise.
7569 * config/s390/constraints.md: Likewise.
7570 * config/s390/fixdfdi.h: Likewise.
7571 * config/s390/libgcc-glibc.ver: Likewise.
7572 * config/s390/s390-modes.def: Likewise.
7573 * config/s390/s390-protos.h: Likewise.
7574 * config/s390/s390.c: Likewise.
7575 * config/s390/s390.h: Likewise.
7576 * config/s390/s390.md: Likewise.
7577 * config/s390/tpf-unwind.h: Likewise.
7579 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
7581 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
7583 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
7586 * configure.ac (m68k-*-*): Check if binutils support TLS.
7587 * configure: Regenerate.
7588 * config/m68k/predicates.md (symbolic_operand): Extend comment.
7589 * config/m68k/constraints.md (Cu): New constraint.
7590 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
7591 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
7592 (movsi): Handle TLS symbols.
7593 (addsi3_5200): Handle XTLS symbols, indent.
7594 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
7595 (m68k_tls_reference_p): Declare.
7596 (m68k_legitimize_address): Declare.
7597 (m68k_unwrap_symbol): Declare.
7598 * config/m68k/m68k.opt (mxtls): New option.
7599 * config/m68k/m68k.c (ggc.h): Include.
7600 (m68k_output_dwarf_dtprel): Implement hook.
7601 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
7602 (m68k_expand_prologue): Load GOT pointer when function needs it.
7603 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
7604 (m68k_legitimate_constant_address_p): Same.
7605 (m68k_decompose_address): Handle TLS references.
7606 (m68k_get_gp): New static function.
7607 (enum m68k_reloc): New contants.
7608 (TLS_RELOC_P): New macro.
7609 (m68k_wrap_symbol): New static function.
7610 (m68k_unwrap_symbol): New function.
7611 (m68k_final_prescan_insn_1): New static function.
7612 (m68k_final_prescan_insn): New function.
7613 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
7615 (legitimize_pic_address): Handle TLS references..
7616 (m68k_tls_get_addr, m68k_get_tls_get_addr)
7617 (m68k_libcall_value_in_a0_p)
7618 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
7619 (m68k_call_m68k_read_tp): Helper variables and functions for ...
7620 (m68k_legitimize_tls_address): Handle TLS references.
7621 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
7623 (m68k_legitimize_address): Handle TLS symbols.
7624 (m68k_get_reloc_decoration): New static function.
7625 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
7627 (m68k_output_dwarf_dtprel): Implement hook.
7628 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
7629 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
7630 m68k_call_* routines.
7631 (sched_attr_op_type): Handle TLS symbols.
7632 (gt-m68k.h): Include.
7633 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
7634 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
7636 2009-05-18 Martin Jambor <mjambor@suse.cz>
7638 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
7639 (visit_store_addr_for_mod_analysis): New function.
7640 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
7641 (determine_cst_member_ptr): Use gimple_assign_single_p.
7642 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
7643 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
7644 operands. Don't check number of operands of a NOP_EXPR.
7646 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
7648 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
7650 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
7653 * c-common.c (warn_logical_operator): Don't warn if one of
7654 expression isn't always true or false.
7656 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
7658 * config/i386/biarch32.h: New file.
7659 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
7661 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
7663 * config/mips/mips.md (*zero_extend<mode>_trunchi,
7664 *zero_extend<mode>_truncqi): Merge these into ...
7665 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
7666 Name the pattern following this as *zero_extendhi_truncqi.
7668 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
7671 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
7672 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
7673 (output_info): Make field HOST_WIDEST_INT.
7674 (print_statistics): Use HOST_WIDEST_INT_PRINT.
7675 (dump_bitmat_statistics): Same.
7677 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
7679 * config.gcc (use_gcc_stdint): Set to wrap.
7680 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
7681 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
7682 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7683 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
7684 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
7685 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
7686 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7687 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
7689 2009-05-16 Joseph Myers <joseph@codesourcery.com>
7691 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
7693 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
7694 Move definitions earlier.
7695 (OPT_ARCH64, OPT_ARCH32): Define.
7696 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
7699 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
7702 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
7705 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
7707 * arm.md (movdi2): Copy non-reg values to DImode registers.
7709 2009-05-16 Jakub Jelinek <jakub@redhat.com>
7712 * final.c (label_to_max_skip): New function.
7713 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
7714 CODE_LABEL_NUMBER <= max_labelno.
7715 * output.h (label_to_max_skip): New prototype.
7716 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
7717 (ix86_avoid_jump_mispredicts): ... this. Don't define if
7718 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
7719 Handle CODE_LABELs with >= 16 byte alignment or with
7720 max_skip == (1 << align) - 1.
7721 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
7722 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
7725 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
7726 .p2align 3 if MAX_SKIP is smaller than 7.
7727 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
7729 2009-05-15 Ian Lance Taylor <iant@google.com>
7731 * alias.c (struct alias_set_entry_d): Rename from struct
7732 alias_set_entry. Change all uses.
7733 * except.c (struct call_site_record_d): Rename from struct
7734 call_site_record. Change all uses.
7735 * except.h (struct eh_region_d): Rename from struct eh_region.
7737 * gcse.c (struct hash_table_d): Rename from struct hash_table.
7739 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
7740 ivtype_map_elt. Change all uses.
7741 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
7743 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
7744 * graphite.h (struct name_tree_d): Rename from struct name_tree.
7746 (struct sese_d): Rename from struct sese. Change all uses.
7747 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
7748 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
7749 * optabs.h (struct optab_d): Rename from struct optab. Change all
7751 (struct convert_optab_d): Rename from struct convert_optab.
7753 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
7754 ipa_opt_pass. Change all uses.
7755 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
7758 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
7759 defined as a typedef.
7760 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
7763 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7766 * fold-const.c (make_range,build_range_check,merge_ranges): Move
7768 (merge_ranges): Returns bool.
7769 * tree.h (make_range): .. to here.
7770 (build_range_check): Likewise.
7771 (merge_ranges): Likewise. Renamed from merge_ranges.
7772 * c-typeck.c (parser_build_binary_op): Update calls to
7773 warn_logical_operator.
7774 * c-common.c (warn_logical_operator): Add new warning.
7775 * c-common.h (warn_logical_operator): Update declaration.
7777 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7779 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
7781 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7783 * doc/install.texi: Document MPC requirements, flags etc.
7785 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
7786 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
7787 Evaluate constant arguments.
7788 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
7789 (fold_builtin_1): Likewise, also evaluate constant arguments.
7790 Remove superfluous break.
7791 (do_mpc_ckconv): New.
7792 * real.h: Include mpc.h.
7793 * toplev.c (print_version): Output MPC version info if available.
7795 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7797 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
7799 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
7801 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
7804 2009-05-15 Jan Hubicka <jh@suse.cz>
7806 * doc/invoke.texi (max-early-inliner-iterations): New flag.
7807 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
7808 (try_inline): Fix return value.
7809 (cgraph_decide_inlining_incrementally): Honor new value.
7810 (cgraph_early_inlining): Handle indirect inlining.
7811 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
7813 2009-05-15 Jan Hubicka <jh@suse.cz>
7815 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
7816 * cgraphunit.c (cgraph_finalize_function): Set it.
7817 (cgraph_expand_function): Use it.
7819 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7821 * real.c (encode_ieee_half): Define.
7822 (decode_ieee_half): Define.
7823 (ieee_half_format): Define.
7824 (arm_half_format): Define.
7825 * real.h (ieee_half_format): Declare.
7826 (arm_half_format): Declare.
7828 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7830 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
7831 swapped, and reversed optabs exist before trying to use them.
7833 2009-05-15 Paul Brook <paul@codesourcery.com>
7834 Sandra Loosemore <sandra@codesourcery.com>
7836 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
7837 loads. Allow PRE_DEC.
7838 (output_move_neon): Handle PRE_DEC.
7839 (arm_print_operand): Add 'A' for neon structure loads.
7840 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
7841 * config/arm/neon.md (neon_mov): Update comment.
7842 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
7844 (Um): New constraint.
7846 2009-05-15 Jan Hubicka <jh@suse.cz>
7848 Revert the following patch until testsuite fallout is fixed:
7849 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
7850 * cgraph.h (struct inline_summary): New filed self_wize,
7851 size_inlining_benefit, self_time and time_inlining_benefit.
7852 (struct cgraph_global_info): Replace insns by time ans size fields.
7853 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
7854 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
7855 (ipcp_update_callgraph): Do not touch function bodies.
7856 * ipa-inline.c: Include except.h
7857 (MAX_TIME): New constant.
7858 (overall_insns): Remove
7859 (overall_size, max_benefit): New static variables.
7860 (cgraph_estimate_time_after_inlining): New function.
7861 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
7862 (cgraph_clone_inlined_nodes): Update size.
7863 (cgraph_mark_inline_edge): Update size.
7864 (cgraph_estimate_growth): Use size info.
7865 (cgraph_check_inline_limits): Check size.
7866 (cgraph_default_inline_p): Likewise.
7867 (cgraph_edge_badness): Compute badness based on benefit and size cost.
7868 (cgraph_decide_recursive_inlining): Check size.
7869 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
7871 (cgraph_decide_inlining): Likewise.
7872 (cgraph_decide_inlining_incrementally): Likewise; honor
7873 PARAM_EARLY_INLINING_INSNS.
7874 (likely_eliminated_by_inlining_p): New predicate.
7875 (estimate_function_body_sizes): New function.
7876 (compute_inline_parameters): Use it.
7877 * except.c (must_not_throw_labels): New function.
7878 * except.h (must_not_throw_labels): Declare.
7879 * tree-inline.c (init_inline_once): Kill inlining_weigths
7880 * tree-ssa-structalias.c: Avoid uninitialized warning.
7881 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
7882 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
7883 (PARAM_INLINE_CALL_COST): Remove.
7884 (PARAM_EARLY_INLINING_INSNS): New.
7886 2009-05-15 Richard Guenther <rguenther@suse.de>
7888 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
7889 not TODO_update_ssa.
7891 2009-05-15 Richard Guenther <rguenther@suse.de>
7893 PR tree-optimization/39999
7894 * gimple.h (gimple_expr_type): Use the expression type looking
7895 through useless conversions.
7896 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
7897 (vn_nary_op_insert_stmt): Likewise.
7898 (simplify_binary_expression): Likewise.
7900 2009-05-15 Richard Guenther <rguenther@suse.de>
7902 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
7903 New options, enabled by default.
7904 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
7906 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
7907 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
7908 * tree-ssa-structalias.c (gate_tree_pta): New function.
7909 (pass_build_alias): Use it.
7911 2009-05-15 Joseph Myers <joseph@codesourcery.com>
7913 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
7914 recurse on an invariant address if a conversion from a pointer
7915 type to a wider integer type is involved.
7917 2009-05-15 Jan Hubicka <jh@suse.cz>
7919 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
7920 * cgraph.h (struct inline_summary): New filed self_wize,
7921 size_inlining_benefit, self_time and time_inlining_benefit.
7922 (struct cgraph_global_info): Replace insns by time ans size fields.
7923 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
7924 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
7925 (ipcp_update_callgraph): Do not touch function bodies.
7926 * ipa-inline.c: Include except.h
7927 (MAX_TIME): New constant.
7928 (overall_insns): Remove
7929 (overall_size, max_benefit): New static variables.
7930 (cgraph_estimate_time_after_inlining): New function.
7931 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
7932 (cgraph_clone_inlined_nodes): Update size.
7933 (cgraph_mark_inline_edge): Update size.
7934 (cgraph_estimate_growth): Use size info.
7935 (cgraph_check_inline_limits): Check size.
7936 (cgraph_default_inline_p): Likewise.
7937 (cgraph_edge_badness): Compute badness based on benefit and size cost.
7938 (cgraph_decide_recursive_inlining): Check size.
7939 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
7941 (cgraph_decide_inlining): Likewise.
7942 (cgraph_decide_inlining_incrementally): Likewise; honor
7943 PARAM_EARLY_INLINING_INSNS.
7944 (likely_eliminated_by_inlining_p): New predicate.
7945 (estimate_function_body_sizes): New function.
7946 (compute_inline_parameters): Use it.
7947 * except.c (must_not_throw_labels): New function.
7948 * except.h (must_not_throw_labels): Declare.
7949 * tree-inline.c (init_inline_once): Kill inlining_weigths
7950 * tree-ssa-structalias.c: Avoid uninitialized warning.
7951 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
7952 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
7953 (PARAM_INLINE_CALL_COST): Remove.
7954 (PARAM_EARLY_INLINING_INSNS): New.
7955 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
7956 (inline-call-cost): Remove.
7957 (early-inlining-insns): New.
7959 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
7961 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
7963 (print_int_cst_bounds_in_octal_p): Likewise.
7964 (dbxout_type): Adjust calls to above functions. Be prepared to deal
7966 * dwarf2out.c (base_type_die): Likewise.
7967 (is_subrange_type): Delete.
7968 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
7969 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
7970 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
7971 if the destination type is boolean.
7972 (build_range_check): Do not special-case subtypes.
7973 (fold_sign_changed_comparison): Likewise.
7974 (fold_unary): Likewise.
7975 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
7976 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
7977 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
7978 * tree.c (subrange_type_for_debug_p): New predicate based on the
7979 former is_subrange_type.
7980 * tree.h (subrange_type_for_debug_p): Declare.
7981 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
7982 (convert_affine_scev): Remove call to above function.
7983 (chrec_convert_aggressive): Likewise.
7984 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
7985 false for conversions involving subtypes.
7986 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
7987 (vrp_val_min): Likewise.
7988 (needs_overflow_infinity): Likewise.
7989 (extract_range_from_unary_expr): Likewise.
7991 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
7993 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
7994 * config/frv/frv.c: Likewise.
7995 * config/s390/s390.c: Likewise.
7996 * config/sparc/sparc.h: Likewise.
7997 * config/i386/i386.h: Likewise.
7998 * config/i386/i386.c: Likewise.
7999 * config/crx/crx.c: Likewise.
8000 * config/m68hc11/m68hc11.h: Likewise.
8001 * config/iq2000/iq2000.c: Likewise.
8002 * config/mn10300/mn10300.h: Likewise.
8003 * config/mn10300/mn10300.c: Likewise.
8004 * config/m68k/m68k.c: Likewise.
8005 * config/rs6000/rs6000.c: Likewise.
8006 * config/rs6000/xcoff.h: Likewise.
8007 * config/rs6000/linux64.h: Likewise.
8008 * config/rs6000/sysv4.h: Likewise.
8009 * config/score/score3.c: Likewise.
8010 * config/score/score7.c: Likewise.
8011 * config/score/score.c: Likewise.
8012 * config/arm/arm.md: Likewise.
8013 * config/mips/mips.c: Likewise.
8014 * config/mips/mips.md: Likewise.
8015 * config/bfin/bfin.h: Likewise.
8016 * config/pa/pa.c: Likewise.
8017 * config/pa/constraints.md: Likewise.
8019 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
8020 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
8021 * config/pdp11/pdp11.h: Use memory_address_p instead.
8023 2009-05-14 Ian Lance Taylor <iant@google.com>
8025 * passes.c (finish_optimization_passes): Change i to int.
8026 * plugin.c (plugins_active_p): Change event to int.
8027 (dump_active_plugins): Likewise.
8028 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
8030 * tree.c (tree_range_check_failed): Change c to unsigned int.
8031 (omp_clause_range_check_failed): Likewise.
8032 (build_common_builtin_nodes): Change mode to int. Add cast.
8033 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
8034 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
8036 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
8037 ++ or -- with a variable of enum type.
8039 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
8042 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
8044 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
8046 * store-motion.c: Do not include params.h
8047 * Makefile.in: Fix dependencies for various files.
8049 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
8051 * auto-inc-dec.c: Fix pass description, remove apparent
8052 accidental duplication.
8054 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
8057 * ipa-utils.h (memory_identifier_string): Moved to ...
8058 * tree.h (memory_identifier_string): Here. Add GTY(()).
8060 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
8062 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
8063 in the former documentation of...
8064 (GO_IF_LEGITIMATE_ADDRESS): ... this.
8065 * ira-conflicts.c (get_dup_num): Use address_operand.
8066 * targhooks.c (default_legitimate_address_p): New.
8067 * targhooks.h (default_legitimate_address_p): New.
8068 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
8070 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
8071 * target.h (struct target): Add legitimate_address_p.
8072 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
8073 (TARGET_INITIALIZER): Include it.
8075 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8076 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
8077 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
8078 (TARGET_LEGITIMATE_ADDRESS_P): New.
8080 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8081 (REG_OK_STRICT_P): Delete.
8082 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
8083 (frv_legitimate_address_p_1): ... this.
8084 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
8085 (frv_legitimate_address_p_1): ... the renamed old
8086 frv_legitimate_address_p.
8087 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
8088 (TARGET_LEGITIMATE_ADDRESS_P): New.
8090 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8091 * config/s390/s390-protos.h (legitimate_address_p): Remove.
8092 * config/s390/s390.c (legitimate_address_p): Rename to...
8093 (s390_legitimate_address_p): ... this, make static.
8094 (legitimize_address): Adjust call.
8095 (TARGET_LEGITIMATE_ADDRESS_P): New.
8096 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
8098 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8099 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
8100 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
8101 (TARGET_LEGITIMATE_ADDRESS_P): New.
8103 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8104 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
8105 * config/spu/spu.c (spu_legitimate_address): Rename to...
8106 (spu_legitimate_address_p): ... this, make static.
8107 (TARGET_LEGITIMATE_ADDRESS_P): New.
8109 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8110 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
8111 * config/sparc/sparc.c (legitimate_address_p): Rename to...
8112 (sparc_legitimate_address_p): ... this, make static and return bool.
8113 (legitimize_address): Adjust call.
8114 (TARGET_LEGITIMATE_ADDRESS_P): New.
8116 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8117 * config/i386/i386-protos.h (legitimate_address_p): Remove.
8118 * config/i386/i386.c (legitimate_address_p): Rename to...
8119 (ix86_legitimate_address_p): ... this, make static.
8120 (constant_address_p): Move after it, adjust call.
8121 (TARGET_LEGITIMATE_ADDRESS_P): New.
8123 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8124 * config/avr/avr-protos.h (legitimate_address_p): Remove.
8125 * config/avr/avr.c (legitimate_address_p): Rename to...
8126 (avr_legitimate_address_p): ... this, make static.
8127 (legitimize_address): Adjust call.
8128 (TARGET_LEGITIMATE_ADDRESS_P): New.
8130 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8131 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
8132 * config/crx/crx.c (crx_legitimate_address_p): Make static.
8133 (TARGET_LEGITIMATE_ADDRESS_P): New.
8135 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8136 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
8137 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
8138 (TARGET_LEGITIMATE_ADDRESS_P): New.
8140 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8141 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
8143 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
8145 (TARGET_LEGITIMATE_ADDRESS_P): New.
8147 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8148 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
8150 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
8152 (m68hc11_legitimate_address_p): ... this, make static.
8153 (go_if_legitimate_address_internal): Rename to...
8154 (m68hc11_legitimate_address_p_1): ... this.
8155 (legitimize_address): Adjust call.
8156 (TARGET_LEGITIMATE_ADDRESS_P): New.
8158 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8159 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
8160 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
8161 (TARGET_LEGITIMATE_ADDRESS_P): New.
8163 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8164 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
8165 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
8166 (mn10300_legitimate_address_p): ... this, make static.
8167 (TARGET_LEGITIMATE_ADDRESS_P): New.
8169 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8170 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
8171 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
8172 (TARGET_LEGITIMATE_ADDRESS_P): New.
8174 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8175 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
8176 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
8177 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8178 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
8179 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
8180 (rs6000_legitimate_address_p): ... this, make static.
8181 (TARGET_LEGITIMATE_ADDRESS_P): New.
8182 (REG_MODE_OK_FOR_BASE_P): Delete.
8183 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
8185 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8186 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
8188 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
8189 static, adjust types.
8190 (TARGET_LEGITIMATE_ADDRESS_P): New.
8192 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8193 * config/score/score.c (score_address_p): Rename to...
8194 (score_legitimate_address_p): ... this.
8195 (TARGET_LEGITIMATE_ADDRESS_P): New.
8196 * config/score/score3.c (score3_address_p): Rename to...
8197 (score3_legitimate_address_p): ... this.
8198 * config/score/score7.c (score7_address_p): Rename to...
8199 (score7_legitimate_address_p): ... this.
8201 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
8202 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
8203 GO_IF_LEGITIMATE_ADDRESS): Delete.
8204 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
8205 thumb2_legitimate_address_p): Delete.
8206 (arm_legitimate_address_p): Rename to...
8207 (arm_legitimate_address_outer_p): ... this.
8208 * config/arm/constraints.md ("Uq"): Adjust call.
8209 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
8210 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
8212 (arm_legitimate_address_outer_p): ... this.
8213 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
8215 (TARGET_LEGITIMATE_ADDRESS_P): New.
8217 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8218 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
8219 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
8220 (TARGET_LEGITIMATE_ADDRESS_P): New.
8222 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8223 * config/vax/vax-protos.h (legitimate_address_p): Remove.
8224 * config/vax/vax.c (legitimate_address_p): Rename to...
8225 (vax_legitimate_address_p): ... this, make static.
8226 (TARGET_LEGITIMATE_ADDRESS_P): New.
8228 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8229 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
8230 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
8231 (TARGET_LEGITIMATE_ADDRESS_P): New.
8233 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8234 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
8235 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
8236 (mmix_legitimate_address_p): ... this, make static.
8237 (TARGET_LEGITIMATE_ADDRESS_P): New.
8239 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8240 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
8241 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
8242 (TARGET_LEGITIMATE_ADDRESS_P): New.
8244 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
8246 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
8247 of MODE_COMPLEX_INT.
8249 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8251 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
8252 LCT_NORMAL in function call.
8253 * mips-tdump.c (print_file_desc): Add cast to enum type.
8254 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
8255 (mark_stabs): Add casts to enum types.
8256 (parse_stabs_common): Add casts to enum types.
8258 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
8260 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
8261 Check for invalid values of LETTER.
8263 2009-05-13 Taras Glek <tglek@mozilla.com>
8265 * attribs.c (register_attribute): moved out attribute registration
8266 into register_attribute.
8267 * doc/plugins.texi: Documented register_attribute and
8269 * gcc-plugin.h: Added forward decl for register_attribute.
8270 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
8271 * plugin.c (register_callback, invoke_plugin_callbacks): Added
8272 PLUGIN_ATTRIBUTES boilerplate.
8274 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
8276 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
8277 values even in sentinel and empty entries.
8278 (ms_printf_flag_specs): Likewise.
8279 (ms_scanf_flag_specs): Likewise.
8280 (ms_strftime_flag_specs): Likewise.
8281 (ms_print_char_table): Likewise.
8282 (ms_scan_char_table): Likewise.
8283 (ms_time_char_table): Likewise.
8285 2009-05-13 Doug Kwan <dougkwan@google.com>
8287 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
8289 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
8291 * config/mips/mips.md (store): Add attributes for QI and HI.
8293 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
8294 (truncdi<mode>2): ... this new pattern.
8296 2009-05-13 Brad Hards <bradh@kde.org>
8298 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
8300 2009-05-14 Jakub Jelinek <jakub@redhat.com>
8301 Ben Elliston <bje@au.ibm.com>
8304 * dse.c (check_mem_read_rtx): Guard against width == -1.
8306 2009-05-13 Michael Matz <matz@suse.de>
8309 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
8310 (trivially_conflicts_p): New function.
8311 (insert_backedge_copies): Use it.
8313 2009-05-13 Janis Johnson <janis187@us.ibm.com>
8315 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
8316 (handle_stdc_pragma): Use new enum constant names.
8317 (handle_pragma_float_const_decimal64): Ditto.
8319 2009-05-13 Ian Lance Taylor <iant@google.com>
8321 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
8324 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
8326 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
8327 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
8329 * config/m68k/m68k.h (FL_UCLINUX): Define.
8331 2009-05-13 Jan Hubicka <jh@suse.cz>
8333 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
8335 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
8337 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
8338 unless -fschedule-insns is specified.
8340 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
8343 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
8344 TARGET_EXPAND_CBRANCHDI4.
8345 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
8346 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
8347 (cmpeqdi): Fix comment.
8349 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
8351 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
8352 (sh_legitimate_address_p): Likewise.
8353 * config/sh/sh.c (sh_legitimate_index_p): New.
8354 (sh_legitimate_address_p): Likewise.
8355 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
8356 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
8357 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
8358 (MAYBE_BASE_REGISTER_RTX_P): New macro.
8359 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
8360 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
8361 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
8362 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
8363 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
8365 2009-05-12 Jan Hubicka <jh@suse.cz>
8367 * tree-inline.c (estimate_operator_cost): Add operands;
8368 when division happens by constant, it is cheap.
8369 (estimate_num_insns): Loads and stores are not having cost of 0;
8370 EH magic stuff is cheap; when computing runtime cost of switch,
8371 use log2 base of amount of its cases; builtin_expect has cost of 0;
8372 compute cost for moving return value of call.
8373 (init_inline_once): Initialize time_based flags.
8374 * tree-inline.h (eni_weights_d): Add time_based flag.
8376 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8378 * df-core.c: Update head documentation.
8380 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8383 * rs6000.c (rs6000_generate_compare): Use op1b instead of
8384 shadowing exisiting variable op1.
8386 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
8389 * config/i386/driver-i386.c (processor_signatures): New enum.
8390 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
8391 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
8392 processor signature to detect geode processor.
8394 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8398 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8400 * optabs.c (prepare_cmp_insn): Temporarily disable test that
8401 causes spurious differences between trunk and cond-optab branch.
8403 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8405 * dojump.c (compare_from_rtx): Delete.
8406 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
8407 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
8408 if the comparison does not satisfy the predicate; test predicates for
8409 operands 2 and 3 of a cstore pattern. Don't try cstore optab
8410 further if one existing pattern fails.
8411 * expr.h (compare_from_rtx): Delete.
8412 (prepare_operand): Declare it.
8413 * optabs.c: Change "lib call" to "libcall" throughout.
8414 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
8415 HAVE_conditional_trap, emit_cmp_insn): Delete.
8416 (can_compare_p): Delete cmp_optab case.
8417 (prepare_float_lib_cmp): Return an rtx and a machine mode.
8418 Accept other parameters by value.
8419 (prepare_operand): Make non-static.
8420 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
8421 other parameters by value. Try to widen operands here based on
8422 an optab_methods argument and looking at cbranch_optab.
8423 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
8424 loop. Use cbranch_optab directly.
8425 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
8426 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
8428 (emit_conditional_move, emit_conditional_add): Inline what's needed
8429 of compare_from_rtx, using new prepare_cmp_insn for the rest.
8430 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
8431 with COMPARE. Move cmov_optab and cstore_optab above
8432 with cbranch_optab, move cmp_optab down with ucmp_optab,
8433 remove tst_otpab. Do not initialize trap_rtx.
8434 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
8435 for trap code. Do not check HAVE_conditional_trap. Use
8436 prepare_cmp_insn. Accept no predicate for operand 3.
8437 * optabs.h (OTI_cmp): Mark as used only for libcalls.
8438 (OTI_ctrap, ctrap_optab): New.
8439 (tst_optab): Delete.
8440 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
8441 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
8442 with lookup of ctrap_optab.
8443 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
8447 * combine.c (combine_simplify_rtx, simplify_set): Do not
8448 special case comparing against zero for cc0 machines.
8449 * simplify-rtx.c (simplify_binary_operation_1): Never remove
8450 COMPARE on cc0 machines.
8451 (simplify_relational_operation): Return a new expression when
8452 a COMPARE could be removed.
8453 * final.c (final_scan_insn): Compare cc_status values
8454 against LHS of a (compare FOO (const_int 0)) cc0 source.
8455 Also check if cc_status.value is the full compare.
8457 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
8458 (cstoreMM4): Document.
8459 (conditional_trap): Document ctrapMM4 instead.
8460 (sync_compare_and_swapMM): Refer to cbranchcc4.
8461 (Dependent Patterns): Eliminate obsolete information referring to
8462 the old jump optimization phase.
8463 (Canonicalization): Include cbranchcc4 case, omit canonicalization
8464 of compares with 0 on cc0 machines.
8465 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
8466 avoiding references to cc0. Remove text about storing operands
8468 * doc/tm.texi (Condition Codes): Include blurb on different
8469 condition code representations, separate into subsections for
8470 CC0, MODE_CC and conditional execution.
8472 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
8473 alpha_emit_setcc): Accept operands and a machine mode.
8474 * config/alpha/alpha.c (alpha_emit_conditional_branch):
8475 Get code/op0/op1 from operands, use machine mode argument
8476 instead of alpha_compare.fp_p. Emit the branch here.
8477 (alpha_emit_setcc): Likewise, and return boolean.
8478 (alpha_emit_conditional_move): Likewise. Assert that
8479 cmp_op_mode == cmp_mode, and simplify accordingly.
8480 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
8481 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
8482 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
8484 (stack probe test): Use cbranchdi4.
8485 * config/alpha/predicates.md (alpha_cbranch_operator): New.
8487 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
8488 * config/arc/arc.h (movsicc, movsfcc): Use it.
8489 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
8490 (cbranchsi4, cstoresi4): New.
8491 (cmpsi, bCC and sCC expanders): Remove.
8493 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
8494 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
8495 * config/arm/predicates.md (arm_comparison_operator): Only include
8496 floating-point operators if there is a hardware floating-point unit.
8497 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
8498 deferring to cbranch_cc and cstore_cc respectively.
8499 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
8500 cbranch_cc, cstore_cc): New.
8501 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
8503 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
8505 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
8506 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
8508 (adjust_insn_length): Adjust calls.
8509 (avr_reorg): Handle (compare (foo) (const_int 0)).
8510 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
8511 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
8512 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
8513 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
8515 (cbranchqi4, cbranchhi4, cbranchsi4): New.
8516 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
8518 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
8519 (cbranchsi4, cstorebi4, cstoresi4): New.
8520 (movbisi): This insn is duplicate, split it to zero_extend.
8521 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
8522 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
8523 (bfin_optimize_loop): Use cbranch expander.
8524 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
8525 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
8526 (bfin_bimode_comparison_operator): ... this.
8527 (bfin_direct_comparison_operator): New.
8529 * config/cris/cris.c (cris_normal_notice_update_cc): Look
8530 inside (compare FOO (const_int 0)).
8531 (cris_rtx_costs): Handle ZERO_EXTRACT.
8532 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
8533 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
8534 (*tstdi_v32): Delete.
8535 (*cmpdi_non_v32): Add M alternative for operand 1.
8536 (cmpsi, cmp<mode>): Make private.
8537 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
8539 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
8541 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
8542 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
8543 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
8544 (cc_reg_operand): New.
8546 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
8547 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
8548 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
8549 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
8550 crx_expand_scond): Delete.
8552 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
8554 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
8555 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
8557 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
8558 cstoresi4, cstoresf4, cstoredf4): New.
8559 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
8560 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
8561 Receive the entire operands array.
8562 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
8563 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
8564 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
8565 Get test/op0/op1 from the operands array.
8566 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
8568 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
8569 (h8300_expand_store): New.
8570 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
8572 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
8573 (h8300_expand_store): New.
8574 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
8575 or do not try to produce (set (cc0) REG).
8576 (peepholes): Wrap arguments with COMPARE. Add a peephole to
8577 change a compare into a move to a scratch register. Disable some
8578 peepholes when comparing with zero.
8579 (tstsi, tsthi, tstsi, cmpqi): Make private.
8582 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
8585 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
8586 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
8587 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
8588 (ix86_emit_i387_log1p): Use cbranchxf2.
8589 (ix86_expand_setcc): Return void.
8590 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
8591 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
8592 cmp<MODEF>, cmpcc): Remove.
8593 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
8594 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
8595 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
8596 (sCC and bCC expanders): Remove.
8597 (stack_protect_test): Use cbranchcc4.
8599 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
8601 (ia64_expand_compare): Accept three rtx by reference and return void.
8602 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
8603 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
8604 from *expr. Update *expr with the BImode comparison to do.
8605 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
8606 cmptf, bCC, sCC, conditional_trap): Delete.
8607 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
8608 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
8609 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
8610 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
8611 * config/ia64/predicates.md (ia64_cbranch_operator): New.
8613 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
8614 type of last argument.
8615 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
8616 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
8617 use machine mode argument instead of branch_type. Remove dead
8618 code for floating-point comparisons.
8619 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
8620 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
8622 (cbranchsi4, cstoresi4): New.
8623 * config/iq2000/predicates.md (reg_or_const_operand): New.
8625 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
8626 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
8627 (b<code>_op): Rewrite to...
8628 (bcc_op): ... this, using match_operator.
8629 (s<code>_op): Rewrite to...
8630 (scc_op): ... this, using match_operator.
8631 (s<code>_24_op): Rewrite to...
8632 (scc_op_24): ... this, using match_operator.
8633 (s<code>_<mode>): Rewrite to...
8634 (cstore<mode>4): ... this, using match_operator.
8635 (s<code>_<mode>_24): Rewrite to...
8636 (cstore<mode>4_24): ... this, using match_operator.
8637 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
8638 m32c_unpend_compare, m32c_expand_scc): Delete.
8639 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
8640 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
8641 (m32c_expand_movcc): Change NE to EQ if necessary.
8642 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
8644 * config/m32r/m32r-protos.h (gen_cond_store): New.
8645 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
8646 (gen_cond_store): New, from sCC patterns.
8647 (m32r_expand_block_move): Use cbranchsi4.
8648 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
8649 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
8650 (cbranchsi4, cstoresi4): New.
8652 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
8654 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
8655 (m68hc11_notice_update_cc): Look into a compare with 0.
8656 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
8658 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
8659 cmphi, cmpqi, bCC): Delete.
8660 (cbranchsi4, cbranchhi4, cbranchqi4): New.
8661 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
8662 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
8665 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
8666 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
8667 * config/m68k/constraints.md (H): New.
8668 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
8669 the define_insn below.
8670 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
8671 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
8672 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
8673 patterns): Wrap RHS with COMPARE.
8674 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
8675 (*cmpdi_internal): Name this pattern.
8676 (cmpdi): Change to define_insn.
8677 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
8678 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
8679 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
8681 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
8682 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
8683 (conditional_trap): Change to...
8684 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
8685 (*conditional_trap): Use the ordered_comparison_operator and
8686 const1_operand predicates.
8687 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
8688 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
8689 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
8690 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
8692 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
8693 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
8694 (mcore_gen_compare): New.
8695 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
8696 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
8697 (mcore_gen_compare): ... this.
8698 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
8699 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
8700 (stack probe pattern): Use cbranchsi4.
8702 * config/mips/predicates.md (mips_cstore_operator): New.
8703 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
8704 * config/mips/mips.md (any_cond): Delete.
8705 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
8707 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
8708 fixuns_truncsfdi2): Use cbranch patterns.
8709 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
8710 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
8711 Adjust call to mips_expand_conditional_branch.
8712 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
8714 * config/mips/mips-protos.h (mips_expand_conditional_branch,
8715 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
8716 * config/mips/mips.c (cmp_operands): Delete.
8717 (mips_emit_compare): Get comparison operands from *op0/*op1.
8718 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
8719 that it succeeds. Use op0/op1 instead of cmp_operands.
8720 (mips_expand_conditional_branch, mips_expand_conditional_move,
8721 mips_expand_conditional_trap): Likewise.
8722 (mips_block_move_loop): Use cbranch patterns.
8723 * config/mips/mips.h (cmp_operands): Delete.
8725 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
8726 (mmix_gen_compare_reg): Just return a register in the right CC mode.
8727 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
8728 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
8729 (*cmpcc_folded): Rename to...
8730 (*cmpdi_folded): this.
8731 (*cmpcc): Rename to...
8733 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
8736 (cbranchdf4): New. Handle invalid comparisons here.
8737 * config/mmix/predicates.md (float_comparison_operator): New.
8739 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
8740 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
8741 * config/mn10300/mn10300.md (tst): Delete.
8742 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
8743 Name these patterns and wrap RHS in a compare.
8744 (*cmpsi): Make this pattern private. Include tst.
8745 (*cmpsf): Make this pattern private.
8746 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
8747 (compare with zero peepholes): Likewise.
8749 (cbranchsi4, cbranchsf4): New.
8750 (casesi): Use cbranchsi4.
8752 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
8753 hppa_branch_type): Delete.
8754 (return_addr_rtx): Use cbranchsi4.
8755 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
8756 Emit CCFPmode comparison here.
8757 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
8758 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
8759 hppa_branch_type): Delete.
8760 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
8761 (movsicc, movdicc): Remove references to hppa_compare_op0,
8762 hppa_compare_op1 and compare_from_rtx.
8763 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
8764 (casesi): Use cbranchsi4.
8766 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
8767 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
8768 * config/pdp11/pdp11.md (register_or_const0_operand): New.
8769 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
8770 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
8772 (cbranchdf4, cbranchhi4, cbranchqi4): New.
8773 (*branch, *branch_inverted): New.
8775 * config/picochip/picochip.md (cbranchhi4): Use
8776 ordered_comparison_operator.
8777 (cmphi, bCC): Remove.
8779 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
8780 (trap_comparison_operator): Delete.
8781 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
8782 rs6000_emit_cbranch): Accept mode and operands.
8783 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
8784 rs6000_compare_fp_p): Delete.
8785 (rs6000_generate_compare): Accept mode and comparison. Extract code
8786 and op0/op1 from there. Replace references to rs6000_compare_op0
8787 and rs6000_compare_op1.
8788 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
8789 extract result from passed operands.
8790 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
8791 extract loc from passed operands.
8792 (rs6000_emit_cmove): Likewise.
8793 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
8794 rs6000_compare_fp_p): Delete.
8795 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
8796 (cbranch<GPR>4, cbranch<FP>4): New.
8797 (cstore<mode>4): New. Consolidate here all choices about when to use
8798 portable or specialized sCC sequences.
8799 (stack_protect_test): Use cbranchsi4.
8800 (conditional_trap): Replace with ctrap<GPR>4.
8801 (conditional trap insn): Replace trap_comparison_operator with
8802 ordered_comparison_operator.
8804 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
8805 (s390_emit_prologue): Use ctrap.
8806 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
8807 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
8808 New predicates replacing...
8809 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
8810 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
8811 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
8812 (add<mode>cc): Do not use s390_compare_op0/op1.
8813 (s<code>): Change to...
8814 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
8816 (cstorecc4): ... this. Handle EQ or NE equally.
8817 (*sne): Un-privatize for use in cstorecc4.
8818 (b<code>): Change to...
8819 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
8820 (conditional_trap): Replace with...
8821 (ctrap<GPR>4, ctrap<FP>4): ... these.
8822 (stack_protect): Use cbranchcc4.
8824 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
8825 * config/score/score-protos.h (score_gen_cmp): Delete.
8826 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
8827 (score_block_move-loop): Use cbranchsi4.
8828 * config/score/score.md (cbranchsi4): New.
8829 (cmpsi, bCC): Delete.
8830 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
8831 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
8832 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
8833 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
8834 * config/score/score3.h (score3_gen_cmp): Delete.
8835 * config/score/score7.h (score7_gen_cmp): Delete.
8837 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
8838 (sh_emit_scc_to_t): ... this. Return void.
8839 (from_compare): Rename to...
8840 (sh_emit_compare_and_branch): ... this.
8841 (sh_emit_compare_and_set): New.
8842 (sh_expand_t_scc): Accept operands.
8843 * config/sh/predicates.md (sh_float_comparison_operator): New.
8844 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
8845 (prepare_scc_operands): Rename to...
8846 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
8848 (sh_emit_cheap_store_flag): New.
8849 (sh_emit_set_t_insn): New.
8850 (from_compare): Rename to...
8851 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
8852 handling of TARGET_SH2E floating point to avoid recursive call.
8853 Generate branch here.
8854 (sh_emit_compare_and_set): New.
8855 (sh_expand_t_scc): Get op0/op1 from arguments.
8856 (sh_emit_cheap_store_flag): New.
8857 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
8859 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
8860 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
8861 (movsicc, movdicc): Do nothing when it recreated operands from
8862 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
8863 prepare_scc_operands (now sh_emit_scc_to_t).
8864 (udivdi3): Use cstoresi4.
8865 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
8866 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
8867 (cbranchint4_media, cbranchfp4_media): New.
8868 (casesi): Use cbranchdi4.
8869 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
8871 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
8872 (movnegt): Remove second operand.
8873 (cbranchsf4, cbranchdf4): New.
8874 (stack_protect): Use cbranchdi4/cbranchsi4.
8876 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
8877 (gen_compare_reg): Accept comparison, extract part of it to...
8878 (gen_compare_reg_1): ... this.
8879 (gen_compare_operator): Delete.
8880 (gen_v9_scc): Accept separate destination, comparison code and arms.
8881 Do not use sparc_compare_op0/sparc_compare_op1.
8882 (emit_scc_insn, emit_conditional_branch_insn): New.
8883 (emit_v9_brxx): Make static. Remove useless assertion.
8884 (sparc_emit_float_lib_cmp): Return RTL instead of calling
8886 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
8887 * config/sparc/sparc-protos.h (gen_compare_reg,
8888 sparc_emit_float_lib_cmp): Adjust prototype.
8889 (emit_scc_insn, emit_conditional_branch_insn): New.
8890 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
8891 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
8892 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
8893 iterators to the top.
8894 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
8895 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
8896 snedi_special_trunc): Delete.
8897 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
8898 and snedi_special_trunc.
8899 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
8900 cbranchdi4, cbranch<F:mode>4): New.
8901 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
8902 here. Use gen_compare_reg instead of gen_compare_operator.
8903 (conditional_trap): Replace with...
8904 (ctrapsi4, ctrapdi4): ... this.
8905 (stack_protect_test): Use cbranchcc4.
8907 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
8909 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
8910 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
8911 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
8912 from operands[0] or operands[3] depending on is_set.
8913 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
8914 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
8915 cmpdf, bCC), sCC: Remove.
8916 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
8917 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
8919 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
8920 spu_emit_branch_or_set.
8922 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
8924 * config/stormy16/stormy16.h (xstormy16_compare_op0,
8925 xstormy16_compare_op1): Delete.
8926 * config/stormy16/stormy16.c (xstormy16_compare_op0,
8927 xstormy16_compare_op1): Delete.
8928 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
8930 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
8931 (cmphi, cmpsi, bCC): Remove.
8933 * config/v850/v850.md (tstsi, cmpsi): Fold into...
8934 (*cmpsi): ... this one.
8935 (cbranchsi4, cstoresi4): New.
8936 (bCC expanders): Delete.
8937 (sCC insns): Fold into...
8938 (*setcc): ... this one.
8939 (casesi): Do not use gen_cmpsi and gen_bgtu.
8940 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
8941 (movsicc): Simplify.
8942 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
8944 * config/vax/vax-protos.h (cond_name): New.
8945 (vax_output_conditional_branch): Remove.
8946 * config/vax/vax.c (cond_name): New.
8947 (vax_output_conditional_branch): Remove.
8948 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
8949 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
8950 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
8951 (bit<VAXint>): Wrap source with (compare).
8952 (b<code> and following unnamed pattern): Rename to *branch and
8953 *branch_reversed. Change macroization to match_operator.
8954 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
8956 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
8957 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
8958 Change last argument to machine_mode.
8959 (xtensa_expand_scc): Add machine_mode argument.
8960 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
8961 (gen_conditional_move, xtensa_expand_conditional_branch,
8962 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
8963 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
8964 Adjust operand numbers.
8965 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
8967 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
8968 (cmpsi, cmpsf, b<code>, s<code>): Delete.
8969 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
8971 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8973 * optabs.c (prepare_cmp_insn): Temporarily disable test that
8974 causes spurious differences between trunk and cond-optab branch.
8976 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
8979 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
8981 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
8983 * tree.c (iterative_hash_pointer): Delete.
8984 (iterative_hash_expr): Short-circuit handling of NULL pointer.
8985 Hash UIDs and versions of SSA names. Don't special-case built-in
8986 function declarations.
8988 2009-05-11 Ian Lance Taylor <iant@google.com>
8991 * graphite.c: Force -Wc++-compat to only be a warning before
8992 #including "cloog/cloog.h".
8994 2009-05-11 Martin Jambor <mjambor@suse.cz>
8996 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
8998 2009-05-11 Jan Hubicka <jh@suse.cz>
9000 * tree-ssa-loop-ivcanon.c: Include target.h
9001 (struct loop_size): new structure.
9002 (constant_after_peeling): New predicate.
9003 (tree_estimate_loop_size): New function.
9004 (estimated_unrolled_size): Rewrite for new estimates.
9005 (try_unroll_loop_completely): Use new estimates.
9006 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
9008 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
9010 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
9011 libcpp interface change.
9012 (spu_macro_to_expand): Likewise.
9014 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
9016 PR tree-optimization/40026
9017 * gimplify.c (gimplify_init_constructor): Change initial conditional
9018 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
9019 optimize_compound_literals_in_ctor.
9021 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
9023 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
9025 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
9027 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
9029 * tree-vect-data-refs.c (vect_analyze_group_access): Use
9030 HOST_WIDE_INT for gap.
9032 2009-05-11 Ira Rosen <irar@il.ibm.com>
9034 PR tree-optimization/40074
9035 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
9036 account in group size and step comparison.
9038 2009-05-11 Richard Guenther <rguenther@suse.de>
9040 * passes.c (init_optimization_passes): Strip now incorrect comment.
9041 (execute_function_todo): Do not set PROP_alias.
9042 * tree-pass.h (PROP_alias): Remove.
9043 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
9044 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
9045 * tree-nrv.c (pass_return_slot): Likewise.
9046 * tree-object-size.c (pass_object_sizes): Likewise.
9047 * tree-ssa-dom.c (pass_dominator): Likewise.
9048 (pass_phi_only_cprop): Likewise.
9049 * tree-ssa-dse.c (pass_dse): Likewise.
9050 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
9051 (pass_cselim): Likewise.
9052 * tree-ssa-pre.c (pass_pre): Likewise.
9053 (pass_fre): Likewise.
9054 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
9055 * tree-ssa-sink.c (pass_sink_code): Likewise.
9056 * tree-stdarg.c (pass_stdarg): Likewise.
9057 * tree-tailcall.c (pass_tail_calls): Likewise.
9058 * tree-vrp.c (pass_vrp): Likewise.
9060 2009-05-10 Ian Lance Taylor <iant@google.com>
9062 * basic-block.h (enum profile_status): Break out of struct
9064 * cgraph.h (struct inline_summary): Break out of struct
9066 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
9067 of struct cgraph_order_sort.
9068 * combine.c (enum undo_kind): New enum, broken out of struct undo.
9069 * cse.c (struct branch_path): Break out of struct
9070 cse_basic_block_data.
9071 * except.h (enum eh_region_type): Break out of struct eh_region.
9072 * gcc.c (enum add_del): Break out of struct modify_target.
9073 * genrecog.c (enum decision_type): Break out of struct decision_test.
9074 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
9076 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
9077 * regmove.c (enum match_use): New enum, broken out of struct match.
9078 * sched-int.h (enum post_call_group): New enum, broken out of
9080 (struct deps_reg): Break out of struct deps.
9081 * target.h (struct asm_int_op): Break out of struct gcc_target.
9082 * tree-eh.c (struct goto_queue_node): Break out of struct
9084 * tree-inline.h (enum copy_body_cge_which): Break out of
9086 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
9088 * c-decl.c (in_struct, struct_types): New static variables.
9089 (pushtag): Add loc parameter. Change all callers.
9090 (lookup_tag): Add ploc parameter. Change all callers.
9091 (check_compound_literal_type): New function.
9092 (parser_xref_tag): Add loc parameter. Change all callers. If
9093 -Wc++-compat, warn about struct/union/enum types defined within a
9095 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
9096 and loc parameters. Change all callers. Change error calls to
9097 error_at, using loc. For a redefinition, if the location of the
9098 original definition is known, report it. Set in_struct and
9099 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
9100 (finish_struct): Add new parameters enclosing_in_struct and
9101 enclosing_struct_types. Change all callers. Set
9102 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
9103 in the struct. If in a struct, add this struct to struct_types.
9104 (start_enum): Add loc parameter. Change all callers. Use
9105 error_at for errors, using loc. For a redefinition, if the
9106 location of the original definition is known, report it. If in a
9107 struct, add this enum type to struct_types. If -Wc++-compat warn
9108 if in sizeof, typeof, or alignof.
9109 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
9110 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
9111 (c_parser_enum_specifier): Get enum location for start_enum.
9112 (c_parser_struct_or_union_specifier): Get struct location for
9113 start_struct. Save in_struct and struct_types status between
9114 start_struct and finish_struct.
9115 (c_parser_cast_expression): Get location of cast.
9116 (c_parser_alignof_expression): Get location of type.
9117 (c_parser_postfix_expression): Likewise.
9118 (c_parser_postfix_expression_after_paren_type): Add type_loc
9119 parameter. Change all callers. Call check_compound_literal_type.
9120 Use type_loc for error about variable size type.
9121 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
9122 of an enum constant from an enum type defined in a struct or union.
9123 (c_cast_expr): Add loc parameter. Change all callers. If
9124 -Wc++-compat, warn about defining a type in a cast.
9125 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
9126 (start_enum, start_struct, finish_struct): Update declarations.
9127 (parser_xref_tag, c_cast_expr): Update declarations.
9128 (check_compound_literal_type): Declare.
9130 2009-05-11 Ben Elliston <bje@au.ibm.com>
9132 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
9133 for recent libcpp interface change.
9134 (rs6000_macro_to_expand): Likewise.
9136 2009-05-10 Michael Matz <matz@suse.de>
9139 * config/arm/arm.c (require_pic_register): Emit on entry edge,
9140 not at entry of function.
9142 2009-05-10 Richard Guenther <rguenther@suse.de>
9144 PR tree-optimization/40081
9146 * tree-sra.c (instantiate_element): Instantiate scalar replacements
9147 using the main variant of the element type. Do not fiddle with
9148 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
9150 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
9151 structs with volatile fields.
9153 2009-05-10 Jan Hubicka <jh@suse.cz>
9155 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
9156 (estimate_move_cost): Assert that it does not get called for
9158 (estimate_num_insns): Skip VOID types in argument handling.
9159 (optimize_inline_calls): Delete unreachable blocks and verify that
9162 2009-05-10 Jan Hubicka <jh@suse.cz>
9164 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
9165 * cgraph.c (cgraph_mark_address_taken_node): New function.
9166 (dump_cgraph_node): Dump new flag.
9167 * cgraph.h (struct cgraph_node): Add address_taken.
9168 (cgraph_mark_address_taken_node): New function.
9169 * ipa.c (cgraph_postorder): Prioritize functions with address taken
9170 since new direct calls can be born.
9172 2009-05-10 Joseph Myers <joseph@codesourcery.com>
9174 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
9177 2009-05-10 Jan Hubicka <jh@suse.cz>
9180 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
9182 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
9183 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
9184 * tree-inline.c (copy_bb): Set frequency correctly.
9185 (fold_marked_statements): Update call to
9186 cgraph_update_edges_for_call_stmt.
9188 2009-05-10 Joseph Myers <joseph@codesourcery.com>
9190 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
9191 identifiers in diagnostics.
9192 * config/arm/arm.c (arm_handle_fndecl_attribute,
9193 arm_handle_isr_attribute): Likewise.
9194 * config/avr/avr.c (avr_handle_progmem_attribute,
9195 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
9196 * config/bfin/bfin.c (handle_int_attribute,
9197 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
9198 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
9199 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
9201 * config/darwin.c (darwin_handle_kext_attribute,
9202 darwin_handle_weak_import_attribute): Likewise.
9203 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
9204 h8300_handle_eightbit_data_attribute,
9205 h8300_handle_tiny_data_attribute): Likewise.
9206 * config/i386/i386.c (ix86_handle_cconv_attribute,
9207 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
9208 * config/i386/winnt.c (ix86_handle_shared_attribute,
9209 ix86_handle_selectany_attribute): Likewise.
9210 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
9211 * config/m32c/m32c.c (function_vector_handler): Likewise.
9212 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
9213 m68hc11_handle_fntype_attribute): Likewise.
9214 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
9215 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
9216 * config/mips/mips.c (mips_insert_attributes,
9217 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
9218 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
9219 rs6000_handle_struct_attribute): Likewise.
9220 * config/sh/sh.c (sh_insert_attributes,
9221 sh_handle_resbank_handler_attribute,
9222 sh_handle_interrupt_handler_attribute,
9223 sh2a_handle_function_vector_handler_attribute,
9224 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
9226 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
9227 * config/spu/spu.c (spu_handle_fndecl_attribute,
9228 spu_handle_vector_attribute): Likewise.
9229 * config/stormy16/stormy16.c
9230 (xstormy16_handle_interrupt_attribute): Likewise.
9231 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
9232 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
9234 2009-05-10 Joseph Myers <joseph@codesourcery.com>
9236 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
9237 (pp_translate_identifiers): New.
9238 (pp_identifier): Only conditionally translate identifier to locale
9240 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
9241 (pp_base_tree_identifier): Only conditionally translate identifier
9242 to locale character set.
9243 * c-pretty-print.c (M_): Define.
9244 (pp_c_type_specifier, pp_c_primary_expression): Mark English
9245 fragments for conditional translation with M_.
9246 * tree-pretty-print.c (maybe_init_pretty_print): Disable
9247 identifier translation.
9249 2009-05-10 Richard Guenther <rguenther@suse.de>
9251 PR tree-optimization/40081
9252 * tree-sra.c (instantiate_element): Instantiate scalar replacements
9253 using the main variant of the element type. Do not fiddle with
9254 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
9256 2009-05-09 Jan Hubicka <jh@suse.cz>
9259 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
9260 indirect calls; verify cgraph afterwards.
9262 2009-05-09 Jan Hubicka <jh@suse.cz>
9265 * ipa.c (update_inlined_to_pointer): New function.
9266 (cgraph_remove_unreachable_nodes): Use it.
9268 2009-05-09 Jan Hubicka <jh@suse.cz>
9270 * tree-eh.c (struct leh_state): Remove prev_try.
9271 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
9273 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
9274 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
9275 remove_eh_handler_and_replace, foreach_reachable_handler,
9276 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
9277 * except.h (struct eh_region): Remove eh_region_u_cleanup.
9278 (gen_eh_region_cleanup): Update prototype.
9280 2009-05-09 Jan Hubicka <jh@suse.cz>
9283 * except.c (copy_eh_region): Always set prev_try.
9284 (redirect_eh_edge_to_label): Find outer try.
9285 (foreach_reachable_handler): When looking for prev try
9286 handle case where previous try is not going to be taken.
9288 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
9290 PR tree-optimization/40049
9291 * tree-vect-stmts.c (vectorizable_operation): If the machine has
9292 only vector/vector shifts, convert the type of the constant to the
9293 appropriate type to avoid building incorrect trees, which
9294 eventually have problems with garbage collection.
9296 2009-05-08 Joseph Myers <joseph@codesourcery.com>
9298 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
9299 -1 for complex floating-point types if honoring signed zeros.
9301 2009-05-08 Jan Hubicka <jh@suse.cz>
9303 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
9304 argument; handle correctly when profile is absent.
9305 (build_cgraph_edges): Update.
9306 (rebuild_cgraph_edges): Update.
9307 * cgraph.c: Do not include varray.h.
9308 (cgraph_set_call_stmt_including_clones): New function.
9309 (cgraph_create_edge_including_clones): Likewise
9310 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
9311 (cgraph_update_edges_for_call_stmt): Handle clones.
9312 (cgraph_remove_node): Handle clone tree.
9313 (cgraph_remove_node_and_inline_clones): New function.
9314 (dump_cgraph_node): Dump clone tree.
9315 (cgraph_clone_node): Handle clone tree.
9316 (clone_function_name): Bring here from tree-inline.c.
9317 (cgraph_create_virtual_clone): New function.
9318 * cgraph.h (ipa_replace_map): Move here from ipa.h.
9319 (cgraph_clone_info): New function.
9320 (strut cgraph_node): Add clone_info and new clone tree pointers.
9321 (cgraph_remove_node_and_inline_clones,
9322 cgraph_set_call_stmt_including_clones,
9323 cgraph_create_edge_including_clones,
9324 cgraph_create_virtual_clone): Declare.
9325 (cgraph_function_versioning): Use VEC argument.
9326 (compute_call_stmt_bb_frequency): Update prototype.
9327 (cgraph_materialize_all_clones): New function.
9328 * ipa-cp.c (ipcp_update_cloned_node): Remove.
9329 (ipcp_create_replace_map): Update to VECtors.
9330 (ipcp_update_callgraph): Use virtual clones.
9331 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
9332 (ipcp_update_profiling): Do not update local profiling.
9333 (ipcp_insert_stage): Use VECtors and virtual clones.
9334 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
9335 (clone_of_p): New function.
9336 (cgraph_preserve_function_body_p): Use clone tree.
9337 (cgraph_optimize): Materialize clones.
9338 (cgraph_function_versioning): Update for VECtors.
9339 (save_inline_function_body): Use clone tree.
9340 (cgraph_materialize_clone): New function.
9341 (cgraph_materialize_all_clones): Likewise.
9342 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
9343 * ipa.c: Include gimple.h.
9344 (cgraph_remove_unreachable_nodes): Use clone tree.
9345 * ipa-prop.c (ipa_note_param_call): Update call to
9346 compute_call_stmt_bb_frequencycall.
9347 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
9348 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
9349 (copy_bb): Handle updating of clone tree; add new edge when new call
9351 (expand_call_inline): Be strict about every call having edge.
9352 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
9353 (delete_unreachable_blocks_update_callgraph): New function.
9354 (tree_function_versioning): Use VECtors; always remove unreachable
9355 blocks and fold conditionals.
9356 * tree-inline.h: Do not include varray.h.
9357 (tree_function_versioning): Remove.
9358 * Makefile.in (GTFILES): Remove tree-inline.c
9359 * passes.c (do_per_function): Do only functions having body.
9360 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
9363 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
9364 Andrew Morrow <acm@google.com>
9367 * c-common.c (c_common_attribute_table): Permit deprecated
9368 attribute to take an optional argument.
9369 (handle_deprecated_attribute): If the optional argument to
9370 __attribute__((deprecated)) is not a string ignore the attribute
9373 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
9374 * c-typeck.c (build_component_ref): Likewise.
9375 (build_external_ref): Likewise.
9377 * toplev.c (warn_deprecated_use): Add an attribute argument.
9378 Emit the message associated with __attribute__((deprecated)).
9380 * toplev.h (warn_deprecated_use): Updated.
9382 * doc/extend.texi: Document new optional parameter to
9383 __attribute__((deprecated))
9385 2009-05-08 Michael Eager <eager@eagercon.com>
9387 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
9388 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
9390 2009-05-08 Richard Guenther <rguenther@suse.de>
9392 PR tree-optimization/40062
9393 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
9394 Avoid exponential behavior.
9396 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
9398 PR rtl-optimization/33928
9400 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
9401 process_uses, build_single_def_use_links): New.
9402 (update_df): Update use_def_ref.
9403 (forward_propagate_into): Use get_def_for_use instead of use-def
9405 (fwprop_init): Call build_single_def_use_links and let it initialize
9407 (fwprop_done): Free use_def_ref.
9408 (fwprop_addr): Eliminate duplicate call to df_set_flags.
9409 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
9410 df_rd_simulate_one_insn): New.
9411 (df_rd_bb_local_compute_process_def): Update head comment.
9412 (df_chain_create_bb): Use the new RD simulation functions.
9413 * df.h (df_rd_simulate_artificial_defs_at_top,
9414 df_rd_simulate_one_insn): New.
9415 * opts.c (decode_options): Enable fwprop at -O1.
9416 * doc/invoke.texi (-fforward-propagate): Document this.
9418 2009-05-08 Joseph Myers <joseph@codesourcery.com>
9421 * c-typeck.c (build_binary_op): Handle arithmetic between one real
9422 and one complex operand specially.
9423 * tree-complex.c (some_nonzerop): Do not identify a real value as
9424 zero if flag_signed_zeros.
9426 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
9428 PR rtl-optimization/33928
9429 * loop-invariant.c (record_use): Fix && vs. || mishap.
9431 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
9433 PR rtl-optimization/33928
9434 * loop-invariant.c (struct use): Add addr_use_p.
9435 (struct def): Add n_addr_uses.
9436 (struct invariant): Add cheap_address.
9437 (create_new_invariant): Set cheap_address.
9438 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
9439 (record_uses): Pass df_ref to record_use.
9440 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
9443 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
9445 * config/sh/sh.c: Do not include c-pragma.h.
9447 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
9449 * config/spu/spu.c: Remove include of c-common.h.
9451 2009-05-07 Janis Johnson <janis187@us.ibm.com>
9454 * c-common.h (mark_valid_location_for_stdc_pragma,
9455 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
9456 clear_float_const_decimal64, float_const_decimal64_p): New.
9457 * c.opt (Wunsuffixed-float-constants): New.
9458 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
9459 unsuffixed float constant, handle new warning.
9460 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
9461 * c-decl.c (c_scope): New flag float_const_decimal64.
9462 (set_float_const_decimal64, clear_float_const_decimal64,
9463 float_const_decimal64_p): New.
9464 (push_scope): Set new flag.
9465 * c-parser.c (c_parser_translation_unit): Mark when it's valid
9466 to use STDC pragmas.
9467 (c_parser_external_declaration): Ditto.
9468 (c_parser_compound_statement_nostart): Ditto.
9469 * c-pragma.c (valid_location_for_stdc_pragma,
9470 mark_valid_location_for_stdc_pragma,
9471 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
9472 handle_pragma_float_const_decimal64): New.
9473 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
9474 * cp/semantics.c (valid_location_for_stdc_pragma_p,
9475 set_float_const_decimal64, clear_float_const_decimal64,
9476 float_const_decimal64_p): New dummy functions.
9477 * doc/extend.texi (Decimal Float): Remove statement that the
9478 pragma, and suffix for double constants, are not supported.
9479 * doc/invoke.texi (Warning Options): List new option.
9480 (-Wunsuffixed-float-constants): New.
9482 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
9484 * config/i386/i386.c: Do not include c-common.h.
9486 2009-05-07 Mark Heffernan <meheff@google.com>
9488 * doc/invoke.texi (Debugging Options): Document change of debugging
9490 * opts.c (decode_options): Make dump_base_name relative to
9491 aux_base_name directory.
9493 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
9495 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
9496 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
9498 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
9500 * Makefile.in (install-plugin): Simplify a bit.
9502 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
9504 * Makefile.in (OBJS-common): Add regcprop.o.
9506 * timevar.def (TV_CPROP_REGISTERS): New.
9507 * regrename.c (regrename_optimize): Return 0.
9508 (rest_of_handle_regrename): Delete.
9509 (pass_rename_registers): Point to regrename_optimize.
9510 (struct value_data_entry, struct value_data,
9511 kill_value_one_regno, kill_value_regno, kill_value,
9512 set_value_regno, init_value_data, kill_clobbered_value,
9513 kill_set_value, kill_autoinc_value, copy_value,
9514 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
9515 replace_oldest_value_reg, replace_oldest_value_addr,
9516 replace_oldest_value_mem, copyprop_hardreg_forward_1,
9517 debug_value_data, validate_value_data): Move...
9518 * regcprop.c: ... here.
9519 (rest_of_handle_cprop): Delete.
9520 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
9522 2009-05-07 Jakub Jelinek <jakub@redhat.com>
9525 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
9526 GEN_INT for 1 << bitnum.
9527 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
9530 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
9532 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
9533 Remove wrong description of "nand" operation.
9535 2009-05-06 Richard Guenther <rguenther@suse.de>
9536 Adam Nemet <anemet@caviumnetworks.com>
9538 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
9539 comment. Add that if LHS is not a gimple register, then RHS1 has
9540 to be a single object (GIMPLE_SINGLE_RHS).
9542 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
9544 * expr.c (get_def_for_expr): Move it up in the file.
9545 (store_field): When expanding a bit-field store, look at the
9546 defining gimple stmt for the masking conversion.
9548 2009-05-06 Janis Johnson <janis187@us.ibm.com>
9551 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
9552 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
9553 32-bit memcpy into long.
9555 2009-05-06 Jakub Jelinek <jakub@redhat.com>
9557 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
9558 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
9560 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
9561 instead of appending DW_OP_deref*.
9563 2009-05-06 Michael Matz <matz@suse.de>
9566 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
9567 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
9569 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
9571 * Makefile.in (install-plugin): Fix srcdir handling.
9573 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
9575 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
9576 when processing for not_regs_needed bitmap.
9577 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
9578 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
9579 handling it for rhs.
9581 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
9583 * config/i386/i386.md (unnamed inc/dec peephole): Use
9584 optimize_insn_for_size_p instead of optimize_size.
9585 * config/i386/predicates.md (incdec_operand): Likewise.
9586 (aligned_operand): Likewise.
9587 * config/i386/sse.md (divv8sf3): Likewise.
9588 (sqrtv8sf2): Likewise.
9590 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
9592 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
9594 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
9596 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
9598 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
9599 ssemodesuffixf2c with avxmodesuffixf2c.
9601 2009-05-06 Joseph Myers <joseph@codesourcery.com>
9604 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
9606 2009-05-05 Jakub Jelinek <jakub@redhat.com>
9608 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
9609 (struct tree_base): Adjust spacing for 8 bit boundaries.
9610 (struct tree_decl_common): Add decl_by_reference_flag bit.
9611 (DECL_BY_REFERENCE): Adjust.
9612 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
9613 print DECL_BY_REFERENCE bit.
9614 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
9615 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
9616 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
9617 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
9621 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
9622 range of the type, but default label is missing, add it with one
9623 of the existing labels instead of adding a new label for it.
9625 2009-05-05 Joseph Myers <joseph@codesourcery.com>
9629 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
9631 * Makefile.in (enable_plugin, plugin_includedir): New.
9632 (install): Depend on install-plugin.
9633 (PLUGIN_HEADERS): New.
9634 (install-plugin): New.
9635 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
9637 2009-05-05 Richard Guenther <rguenther@suse.de>
9639 PR tree-optimization/40022
9640 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
9642 (phivn_valid_p): Fix tuplification error, simplify.
9643 (phiprop_insert_phi): Add dumps.
9644 (propagate_with_phi): Simplify.
9646 2009-05-05 Richard Guenther <rguenther@suse.de>
9649 * builtins.c (gimplify_va_arg_expr): Properly build the address.
9651 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
9653 * tree.h (strip_float_extensions): Remove duplicate declaration.
9654 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
9655 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
9656 block_ultimate_origin): Rearrange the declarations line to match the
9657 comment that indicates the .c file which the functions are defined.
9658 (dwarf2out_*, set_decl_rtl): Add comment.
9659 (get_base_address): Adjust comment.
9660 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
9661 declarations line and add comment.
9662 (is_builtin_name): Add blank after function name, for clarity.
9664 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9666 * attribs.c (decl_attributes): Use %qE for identifiers in
9668 * cgraphunit.c (verify_cgraph_node): Translate function names to
9669 locale character set in diagnostics.
9670 * coverage.c (get_coverage_counts): Use %qE for identifiers in
9672 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
9673 Document that functions are named in UTF-8.
9674 * expr.c (expand_expr_real_1): Translate function names to locale
9675 character set in diagnostics.
9676 * gimplify.c (omp_notice_variable, omp_is_private,
9677 gimplify_scan_omp_clauses): Use %qE for identifiers in
9679 * langhooks.c (lhd_print_error_function): Translate function names
9680 to locale character set.
9681 * langhooks.h (decl_printable_name): Document that return value is
9682 in internal character set.
9683 * stmt.c: Include pretty-print.h
9684 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
9686 (resolve_operand_name_1): Translate named operand name to locale
9688 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
9690 * toplev.c (announce_function): Translate function names to locale
9692 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
9693 (default_tree_printer): Use pp_identifier or translate identifiers
9694 to locale character set. Mark "<anonymous>" for translation.
9695 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
9696 for identifiers in diagnostics.
9697 * tree.c (handle_dll_attribute): Use %qE for identifiers in
9699 * varasm.c (output_constructor): Use %qE for identifiers in
9702 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
9704 * configure.ac: use ` ` instead of $()
9705 * configure: Regenerate.
9707 2009-05-05 Ben Elliston <bje@au.ibm.com>
9709 * config/pa/linux-atomic.c: Eliminate conditional include of
9710 errno.h on non-LP64 systems to simplify build requirements.
9712 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9714 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
9716 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
9717 and pass value to identifier_to_locale.
9718 (warn_variable_length_array): Make name a tree.
9719 (grokdeclarator): Separate diagnostic texts for named and unnamed
9720 declarators. Use %qE for named declarators.
9721 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
9723 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
9724 identifiers in diagnostics.
9725 * c-typeck.c (push_member_name, start_init): Pass identifiers to
9726 identifier_to_locale. Mark "anonymous" strings for translation.
9728 2009-05-04 Michael Eager <eager@eagercon.com>
9730 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
9731 address for DImode/DFmode only if double-precision FP regs.
9733 2009-05-04 Michael Eager <eager@eagercon.com>
9735 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
9736 TARGET_SINGLE_FLOAT check.
9738 2009-05-04 Michael Eager <eager@eagercon.com>
9740 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
9742 2009-05-04 Michael Eager <eager@eagercon.com>
9744 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
9745 * config/rs6000/t-xilinx: New
9747 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
9749 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
9750 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
9751 * gcc/explow.c (memory_address): Use target hook.
9752 * gcc/targhooks.c (default_legitimize_address): New.
9753 * gcc/targhooks.h (default_legitimize_address): New.
9754 * gcc/target.h (legitimize_address): New.
9755 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
9756 (TARGET_INITIALIZER): Include it.
9757 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
9759 * config/bfin/bfin-protos.h (legitimize_address): Remove.
9760 * config/bfin/bfin.c (legitimize_address): Remove.
9761 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
9762 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
9764 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
9765 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
9767 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
9768 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
9769 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
9770 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
9771 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
9772 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
9773 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
9774 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
9775 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
9776 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
9777 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
9778 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
9779 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
9780 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
9781 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
9782 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
9783 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
9784 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
9785 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
9786 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
9787 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
9788 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
9789 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
9791 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
9792 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
9793 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
9794 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
9795 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
9796 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
9797 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
9798 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
9799 (thumb_legitimize_address): Delete.
9800 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
9801 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
9802 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
9803 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
9804 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
9805 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
9807 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
9810 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
9811 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
9812 * config/m32r/m32r.c (m32r_legitimize_address): New.
9813 * config/m68k/m68k.c (m68k_legitimize_address): New.
9814 * config/score/score.c (score_legitimize_address): Standardize.
9815 * config/score/score3.c (score3_legitimize_address): Standardize.
9816 * config/score/score3.h (score3_legitimize_address): Adjust.
9817 * config/score/score7.c (score7_legitimize_address): Standardize.
9818 * config/score/score7.h (score7_legitimize_address): Adjust.
9819 * config/sh/sh.c (sh_legitimize_address): New.
9820 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
9822 * gcc/config/s390/s390.c (legitimize_address): Rename to...
9823 (s390_legitimize_address): ... this.
9824 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
9825 (sparc_legitimize_address): ... this.
9826 * gcc/config/i386/i386.c (legitimize_address): Rename to...
9827 (ix86_legitimize_address): ... this.
9828 * gcc/config/avr/avr.c (legitimize_address): Rename to...
9829 (avr_legitimize_address): ... this.
9830 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
9831 (mn10300_legitimize_address): ... this.
9832 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
9833 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
9834 (alpha_expand_mov): Adjust call.
9836 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
9837 * config/spu/spu.c (spu_legitimize_address): Likewise.
9838 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
9839 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
9841 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9843 * intl.c (locale_encoding, locale_utf8): New.
9844 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
9845 * intl.h (locale_encoding, locale_utf8): Declare.
9846 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
9847 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
9849 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
9851 (pp_tree_identifier): Define to call pp_base_tree_identifier.
9852 (pp_base_tree_identifier): Declare as function.
9853 (identifier_to_locale): Declare.
9854 * Makefile.in (pretty-print.o): Update dependencies.
9855 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
9857 2009-05-04 Richard Guenther <rguenther@suse.de>
9860 * builtins.c (fold_builtin_memory_op): Do not decay to element
9861 type if the size matches the whole array.
9863 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
9865 * expmed.c (synth_mult): When trying out a shift, pass the result
9868 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
9870 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
9871 (shiftsub1_cost): New.
9872 (init_expmed): Compute shiftsub1_cost.
9873 (synth_mult): Optimize multiplications by constants of the form
9874 -(2^^m-1) for some constant positive integer m.
9876 2009-05-03 Richard Guenther <rguenther@suse.de>
9879 * c-typeck.c (array_to_pointer_conversion): Do not built
9880 ADDR_EXPRs of arrays of pointer-to-element type.
9881 * c-gimplify.c (c_gimplify_expr): Revert change fixing
9882 up wrong ADDR_EXPRs after-the-fact.
9883 * c-common.c (strict_aliasing_warning): Strip pointer
9884 conversions for obtaining the original type.
9885 * builtins.c (fold_builtin_memset): Handle array types.
9886 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
9889 2009-05-03 Richard Guenther <rguenther@suse.de>
9892 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
9893 Do not lose casts from array types with unknown extent to array
9894 types with known extent.
9895 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
9896 alias set compatibility.
9898 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
9900 * flags.h (extra_warnings): Delete.
9901 * toplev.c (process_options): Handle Wuninitialized here.
9902 * opts.c (extra_warnings): Delete.
9903 (set_Wextra): Delete.
9904 (common_handle_option): -Wextra can be handled automatically.
9905 * c-opts.c (c_common_handle_option): Delete obsolete code.
9906 (c_common_post_options): Simplify comment.
9907 * common.opt (W): Add Var.
9909 (Wuninitialized): Initialize to -1.
9911 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
9912 Richard Guenther <rguenther@suse.de>
9914 * expr.c (get_def_for_expr): New function.
9915 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
9916 SSA rather than trees.
9917 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
9918 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
9920 2009-05-03 Joseph Myers <joseph@codesourcery.com>
9922 * c-common.c (reswords): Add _Imaginary.
9923 * c-common.c (enum rid): Add RID_IMAGINARY.
9925 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
9927 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
9928 Patch by Richard Guenther.
9930 2009-05-03 Anatoly Sokolov <aesok@post.ru>
9932 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
9933 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
9934 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
9935 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
9936 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
9937 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
9938 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
9939 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
9940 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
9941 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
9942 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
9943 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
9944 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
9945 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
9946 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
9947 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
9948 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
9949 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
9951 2009-05-02 Richard Guenther <rguenther@suse.de>
9953 PR tree-optimization/39940
9954 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
9957 2009-05-02 Richard Guenther <rguenther@suse.de>
9960 * tree-ssa.c (execute_update_addresses_taken): Properly check
9961 if we can mark a variable DECL_GIMPLE_REG_P.
9962 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
9963 back to the end of the function.
9964 (is_gimple_reg_type): Remove complex type special casing.
9965 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
9968 2009-05-02 Ben Elliston <bje@au.ibm.com>
9970 * doc/collect2.texi (Collect2): Document search path behaviour
9971 when configured with --with-ld.
9973 2009-05-02 Jan Hubicka <jh@suse.cz>
9975 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
9976 parameter; update callers.
9977 (coalesce_cost_edge): EH edges are costier because they needs
9978 splitting even if not critical and even more costier when there are
9979 multiple EH predecestors.
9981 2009-05-02 Jan Hubicka <jh@suse.cz>
9983 * except.c (remove_eh_handler_and_replace): Handle updating after
9984 removing TRY blocks.
9986 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
9988 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
9990 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
9992 * varasm.c: Do not include c-pragma.h.
9993 * attribs.c: Do not incude c-common.h.
9995 2009-05-01 Michael Matz <matz@suse.de>
9997 * calls.c (initialize_argument_information): Handle SSA names like
9998 decls with a non MEM_P DECL_RTL.
10000 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
10002 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
10003 * ipa-utils.c: Likewise.
10004 * ipa-type-escape.c: Likewise.
10005 * cgraphunit.c Do not include c-common.h.
10006 * ipa-pure-const.c: Likewise.
10007 * tree-if-conv.c: Likewise.
10008 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
10009 * ipa-struct-reorg.c: Likewise.
10010 * tree-nomudflap.c: Likewise.
10011 * tree-ssa-structalias.c: Likewise.
10013 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
10015 * store-motion.c: Many cleanups to make this pass a first-class
10016 citizen instead of an appendix to gcse load motion. Add TODO list
10017 to make this pass faster/cleaner/better.
10019 (struct ls_expr): Post gcse.c-split cleanups.
10020 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
10021 "stores" field to "avail_stores".
10022 (pre_ldst_mems): Rename to store_motion_mems.
10023 (pre_ldst_table): Rename to store_motion_mems_table.
10024 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
10025 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
10026 (ldst_entry): Rename to st_expr_entry, update users.
10027 (free_ldst_entry): Rename to free_st_expr_entry, update users.
10028 (free_ldst_mems): Rename to free_store_motion_mems, update users.
10029 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
10031 (first_ls_expr): Rename to first_st_expr, update users.
10032 (next_ls_expr): Rename to next_st_expr, update users.
10033 (print_ldst_list): Rename to print_store_motion_mems. Print names of
10034 fields properly for store motion instead of names inherited from load
10036 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
10037 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
10040 (ae_kill): Rename to st_kill, update users.
10041 (ae_gen): Rename to st_avloc, update users.
10042 (transp): Rename to st_transp, update users.
10043 (pre_insert_map): Rename to st_insert_map, update users.
10044 (pre_delete_map): Rename to st_delete_map, update users.
10045 (insert_store, build_store_vectors, free_store_memory,
10046 one_store_motion_pass): Update for abovementioned changes.
10048 (gcse_subst_count, gcse_create_count): Remove.
10049 (one_store_motion_pass): New statistics counters "n_stores_deleted"
10050 and "n_stores_created", local variables.
10052 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
10055 (regvec, compute_store_table_current_insn): Remove.
10056 (reg_set_info, reg_clear_last_set): Remove.
10057 (compute_store_table): Use DF caches instead of local dataflow
10060 2009-05-01 Joseph Myers <joseph@codesourcery.com>
10062 * c-objc-common.c (c_tree_printer): Print identifiers with
10063 pp_identifier, not pp_string. Mark "({anonymous})" for
10065 * c-pretty-print.c (pp_c_ws_string): New.
10066 (pp_c_cv_qualifier, pp_c_type_specifier,
10067 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
10068 pp_c_storage_class_specifier, pp_c_function_specifier,
10069 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
10070 pp_c_primary_expression, pp_c_postfix_expression,
10071 pp_c_unary_expression, pp_c_shift_expression,
10072 pp_c_relational_expression, pp_c_equality_expression,
10073 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
10074 use pp_string and pp_c_ws_string in place of pp_identifier and
10075 pp_c_identifier for non-identifiers. Mark English strings for
10077 * c-pretty-print.h (pp_c_ws_string): Declare.
10079 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
10080 Roland McGrath <roland@redhat.com>
10082 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
10083 (ENABLE_LD_BUILDID): New configuration option.
10084 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
10085 (LINK_BUILDID_SPEC): New macro.
10086 (init_spec): If defined, prepend it between LINK_EH_SPEC and
10088 * doc/install.texi: Document --enable-linker-build-id option.
10089 * configure: Rebuild.
10090 * config.in: Rebuild.
10092 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
10094 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
10095 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
10096 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
10097 MIPS_GP_SAVE_AREA_SIZE.
10098 * config/mips/mips.c (struct mips_frame_info): Update comment
10099 before arg_pointer_offset and hard_frame_pointer_offset.
10100 (mips_compute_frame_info): Update diagram before function: to
10101 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
10102 indicate the position of frame_pointer_rtx with -fstack-protector and
10103 to show args_size. Don't allocate cprestore area for leaf functions
10104 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
10106 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
10108 2009-04-30 Michael Matz <matz@suse.de>
10110 PR tree-optimization/39955
10111 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
10113 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
10115 * ira.c (setup_cover_and_important_classes): Use safe macro
10116 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
10118 * genpreds.c (write_tm_preds_h): Output suitable definition of
10119 REG_CLASS_FOR_CONSTRAINT.
10121 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
10123 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
10125 * bitmap.c (bitmap_descriptor): Likewise.
10126 * ggc-common.c (loc_descriptor): Likewise.
10127 * varray.c (varray_descriptor): Likewise.
10128 * vec.c (vec_descriptor): Likewise.
10130 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
10132 * Makefile.in (dce.o): Add $(EXCEPT_H).
10133 * dce.c: Include except.h and delete redundant vector definitions.
10134 (deletable_insn_p): Return false for non-call insns that can throw
10137 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
10139 * gcse.c (ae_gen): Remove.
10140 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
10141 and make non-static function to make it available in store-motion.c.
10142 Update call sites with search-and-replace.
10143 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
10144 extract_mentioned_regs, extract_mentioned_regs_helper,
10145 find_moveable_store, compute_store_table, load_kills_store, find_loads,
10146 store_killed_in_insn, store_killed_after, store_killed_before,
10147 build_store_vectors, insert_insn_start_basic_block, insert-store,
10148 remove_reachable_equiv_notes, replace_store_insn, delete_store,
10149 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
10150 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
10151 * store-motion.c: ...new file. Also copy data structures from gcse.c
10152 and clean up to remove parts not used by store motion.
10153 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
10154 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
10156 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10159 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
10160 when optimizing for size.
10162 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
10164 * gcse.c (gcse_constant_p): Fix typo in last change.
10166 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
10168 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
10170 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
10172 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
10174 2009-04-29 James E. Wilson <wilson@codesourcery.com>
10176 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
10177 CONST_HIGH_PART result.
10179 2009-04-29 Anatoly Sokolov <aesok@post.ru>
10181 * config/avr/avr.c (initial_elimination_offset): Rename to
10182 avr_initial_elimination_offset.
10183 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
10184 change return type to bool.
10185 (avr_can_eliminate): New function.
10186 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
10187 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
10188 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
10189 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
10190 avr_initial_elimination_offset.
10191 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
10192 (avr_initial_elimination_offset): Define.
10194 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
10195 Steven Bosscher <steven@gcc.gnu.org>
10197 PR rtl-optimization/39938
10198 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
10199 * cfgrtl.c: Include insn-attr.h.
10200 (rest_of_pass_free_cfg): New function.
10201 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
10202 * resource.c (init_resource_info): Remove call to df_analyze.
10204 2009-04-29 Richard Guenther <rguenther@suse.de>
10207 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
10208 allow conversion to signed integers.
10210 2009-04-29 Richard Guenther <rguenther@suse.de>
10212 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
10213 shifts of floating point vectors if the shift amount is
10214 a constant multiple of the element size.
10216 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
10217 Michael Matz <matz@suse.de>
10219 PR middle-end/39927
10221 * tree-outof-ssa.c (emit_partition_copy): New function.
10222 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
10223 insert_part_to_rtx_on_edge): Perform the partition base var
10224 copy using emit_partition_copy.
10225 (insert_value_copy_on_edge): Convert constants to the right mode.
10226 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
10227 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
10229 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
10231 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
10232 scan backwards to try to find a constant to initialize it.
10234 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
10235 insn before the loop_end instruction, don't look past labels.
10237 2009-04-29 Richard Guenther <rguenther@suse.de>
10239 PR middle-end/39937
10240 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
10241 loose type conversions.
10242 (forward_propagate_addr_expr): Fix tuplification bug. Remove
10243 stmts only if there are no uses of its definition.
10245 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
10247 * config/bfin/bfin.h (splitting_loops): Declare.
10248 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
10249 Reorder bit definitions to be ascending.
10250 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
10251 * config/bfin/bfin.c (splitting_loops): New variable.
10252 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
10253 (struct loop_info): Remove members INIT and LOOP_INIT.
10254 (bfin_optimize_loop): Don't set them. Reorder the code that generates
10255 the LSETUP sequence. Allow LC to be loaded from any register, but
10256 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
10257 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
10259 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
10260 of reload_completed.
10263 * config/bfin/bfin.md (movsi_insn): Refine constraints.
10265 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
10267 * Makefile.in (PLUGIN_VERSION_H): New.
10268 (OBJS-common): Remove plugin-version.o.
10269 (plugin.o): Depend on (PLUGIN_VERSION_H).
10270 (plugin-version.o): Remove.
10271 * configure: Regenerate
10272 * configure.ac: Create plugin-version.h.
10273 * gcc-plugin.h (plugin_gcc_version): Remove.
10274 (plugin_default_version_check): Change signature.
10275 * plugin-version.c: Remove.
10276 * plugin.c: Include plugin-version.h.
10277 (str_plugin_gcc_version_name): Remove.
10278 (try_init_one_plugin): Pass gcc version to plugin_init.
10279 (plugin_default_version_check): Both gcc and plugin versions are now
10282 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
10284 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
10285 problematic last insns. Test for TYPE_CALL rather than CALL_P.
10286 Remove special case testing for last insn of inner loops. Don't fail
10287 if the loop ends with a jump, emit an extra nop instead.
10289 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
10290 DREGS rather than comparing directly. Remove code that tries to
10291 account for latencies.
10293 2009-04-29 Richard Guenther <rguenther@suse.de>
10295 PR tree-optimization/39941
10296 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
10297 eliminating an indirect call.
10299 2009-04-29 Richard Guenther <rguenther@suse.de>
10301 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
10302 parameter. Allow invariants as base if !require_lvalue.
10303 (verify_gimple_assign_single): Adjust.
10305 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
10307 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
10308 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
10309 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
10310 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
10311 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
10313 * config/bfin/bfin.c (bfin_expand_builtin,
10314 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
10316 2009-04-28 Richard Guenther <rguenther@suse.de>
10318 * tree-vect-loop.c (get_initial_def_for_induction): Use
10319 correct types for pointer increment.
10321 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10323 * toplev.c (print_version): Update GMP version string calculation.
10325 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
10327 PR rtl-optimization/39938
10328 * resource.c (init_resource_info): Add call to df_analyze.
10330 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
10332 * config/alpha/alpha.md (usegp): Cast the result of
10333 alpha_find_lo_sum_using_gp to enum attr_usegp.
10334 * config/alpha/alpha.c (override_options): Remove end-of-structure
10335 marker element from cpu_table. Use array size of cpu_table to handle
10336 -mcpu and -mtune options.
10337 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
10339 2009-04-28 Joseph Myers <joseph@codesourcery.com>
10341 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
10342 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
10343 tune_32 and tune_64.
10344 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
10345 support on PowerPC.
10346 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
10347 * config/rs6000/option-defaults.h: ... here. New file.
10348 (OPT_64, OPT_32): Define.
10349 (MASK_64BIT): Define to 0 if not already defined.
10350 (OPT_ARCH64, OPT_ARCH32): Define.
10351 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
10354 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10356 * config/arm/arm.c (arm_override_options): Emit error on using
10359 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
10361 PR rtl-optimization/39914
10362 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
10363 registers for allocnos created from user-defined variables only
10364 when not optimizing.
10366 2009-04-28 Richard Guenther <rguenther@suse.de>
10368 PR middle-end/39937
10369 * fold-const.c (fold_binary): Use distribute_real_division only
10372 2009-04-28 Steve Ellcey <sje@cup.hp.com>
10374 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
10375 add hpux-stdint.h to tm_file.
10376 (hppa[12]*-*-hpux11*): Ditto.
10377 (ia64*-*-hpux*): Ditto.
10378 * config/hpux-stdint.h: New.
10379 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
10380 __STDC_EXT__ for all compiles.
10381 * config/pa/pa-hpux.h: Ditto.
10382 * config/pa/pa-hpux10.h: Ditto.
10383 * config/pa/pa-hpux11.h: Ditto.
10385 2009-04-28 Catherine Moore <clm@codesourcery.com>
10387 * debug.h (set_name): Add comment.
10389 2009-04-28 Andrew Pinski <pinskia@gmail.com>
10392 * config/darwin.c (machopic_gen_offset): Check
10393 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
10394 * config/arm/arm.c (require_pic_register): Likewise.
10396 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
10398 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
10399 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
10400 m32c_promote_prototypes): Delete.
10402 2009-04-28 Michael Matz <matz@suse.de>
10404 PR middle-end/39922
10405 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
10408 2009-04-28 Richard Guenther <rguenther@suse.de>
10410 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
10412 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10414 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
10415 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
10416 * config/arm/arm-tune.md: Regenerate.
10418 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
10420 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
10421 block if there are complex incoming edges.
10422 (sel_merge_blocks): Remove useless assert.
10423 (sel_redirect_edge_and_branch): Check that edge was redirected.
10424 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
10425 (sel_find_rgns): Delete declaration.
10426 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
10427 the region when it is not a preheader.
10429 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
10432 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
10434 2009-04-28 Richard Guenther <rguenther@suse.de>
10436 * tree.h (SSA_NAME_VALUE): Remove.
10437 (struct tree_ssa_name): Remove value_handle member.
10438 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
10439 array for jump threading.
10440 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
10442 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
10443 * tree-flow.h (threadedge_initialize_values): Declare.
10444 (threadedge_finalize_values): Likewise.
10445 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
10446 (SSA_NAME_VALUE): Define.
10447 (threadedge_initialize_values): New function.
10448 (threadedge_finalize_values): Likewise.
10449 * tree-ssa-dom.c (ssa_name_values): New global variable.
10450 (SSA_NAME_VALUE): Define.
10451 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
10453 2009-04-28 Ira Rosen <irar@il.ibm.com>
10455 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
10456 Use REPORT_VECTORIZED_LOCATIONS instead
10457 REPORT_VECTORIZED_LOOPS.
10458 * tree-vectorizer.c (vect_verbosity_level): Make static.
10459 (vect_loop_location): Rename to vect_location.
10460 (vect_set_verbosity_level): Update comment.
10461 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
10463 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
10464 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
10465 instead REPORT_UNVECTORIZED_LOOPS.
10466 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
10467 and vect_loop_def to vect_external_def and vect_internal_def.
10468 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
10469 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
10470 REPORT_UNVECTORIZED_LOCATIONS.
10471 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
10472 and vect_used_in_loop and to vect_unused_in_scope and
10473 vect_used_in_scope.
10474 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
10475 (vect_verbosity_level): Remove declaration.
10476 (vect_analyze_operations): Likewise.
10477 (vect_analyze_stmt): Declare.
10478 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
10479 REPORT_UNVECTORIZED_LOCATIONS.
10480 (vect_get_loop_niters): Fix indentation.
10481 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
10482 (vect_analyze_loop_operations): New function.
10483 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
10484 vect_analyze_operations.
10485 (vect_is_simple_reduction): Use new names.
10486 (vectorizable_live_operation, vect_transform_loop): Likewise.
10487 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
10488 to specify whether the data references can be a part of interleaving
10490 (vect_analyze_data_ref_dependence): Use new names.
10491 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
10492 (vect_create_addr_base_for_vector_ref): Remove redundant code.
10493 * tree-vect-patterns.c (widened_name_p): Use new names.
10494 (vect_recog_dot_prod_pattern): Likewise.
10495 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
10496 (process_use, vect_mark_stmts_to_be_vectorized,
10497 vect_model_simple_cost, vect_model_store_cost,
10498 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
10499 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
10500 vectorizable_operation, vectorizable_type_demotion,
10501 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
10502 vectorizable_condition): Likewise.
10503 (vect_analyze_operations): Split into vect_analyze_loop_operations
10505 (vect_analyze_stmt): ... new function.
10506 (new_stmt_vec_info): Use new names.
10507 (vect_is_simple_use): Use new names and fix comment.
10508 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
10509 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
10511 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
10514 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
10515 and integer modes for x87 operands. Do not ICE for unsupported size,
10516 generate error instead. Generate error for unsupported operand types.
10517 ['z']: Do not handle HImode memory operands specially. Warning
10518 for floating-point operands. Fallthru to 'Z' for unsupported operand
10519 types. Do not ICE for unsupported size, generate error instead.
10520 (output_387_binary_op): Use %Z to output operands.
10521 (output_fp_compare): Ditto.
10522 (output_387_reg_move): Ditto.
10524 2009-04-28 Ben Elliston <bje@au.ibm.com>
10529 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10531 * builtins.c (c_strlen): Do not warn here.
10532 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
10533 * c-common.c (pointer_int_sum): Take an explicit location.
10534 Warn about offsets out of bounds.
10535 * c-common.h (pointer_int_sum): Adjust declaration.
10537 2009-04-27 Ian Lance Taylor <iant@google.com>
10539 * collect2.c (is_ctor_dtor): Change type of ret field in struct
10541 * dce.c (run_fast_df_dce): Change type of old_flags to int.
10542 * df-core.c (df_set_flags): Change return type to int. Change
10543 type of old_flags to int.
10544 (df_clear_flags): Likewise.
10545 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
10546 (df_get_conditional_uses): Likewise.
10547 * df.h (df_set_flags, df_clear_flags): Update declarations.
10548 * dwarf2out.c (struct indirect_string_node): Change type of form
10549 field to enum dwarf_form.
10550 (AT_string_form): Change return type to enum dwarf_form.
10551 * fixed-value.c (fixed_compare): Add cast to enum type.
10552 * fwprop.c (update_df): Change 0 to VOIDmode.
10553 * gensupport.c: Change 0 to UNKNOWN.
10554 * gimple.h (gimple_cond_code): Add cast to enum type.
10555 * haifa-sched.c (reemit_notes): Add cast to enum type.
10556 * hooks.c (hook_int_void_no_regs): Remove function.
10557 * hooks.h (hook_int_void_no_regs): Remove declaration.
10558 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
10559 * predict.c (combine_predictions_for_insn): Add casts to enum type.
10560 * real.c (real_arithmetic): Add cast to enum type.
10561 (real_compare): Likewise.
10562 * target.h (struct gcc_target): Change return type of
10563 branch_target_register_class to enum reg_class.
10564 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
10565 default_branch_target_register_class.
10566 * targhooks.c (default_branch_target_register_class): New function.
10567 * targhooks.h (default_branch_target_register_class): Declare.
10568 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
10569 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
10571 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
10573 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
10574 vect_uninitialized_def. Change 0 to ERROR_MARK.
10575 * tree-vect-stmts.c (supportable_widening_operation): Don't
10576 initialize icode1 and icode2.
10577 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
10578 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
10580 (cmn_err_flag_specs): Change 0 to STD_C89.
10581 (cmn_err_char_table): Likewise.
10582 * config/arm/arm.c (get_arm_condition_code): Change type of code
10583 to enum arm_cond_code.
10584 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
10585 (IWMMXT_BUILTIN2): Likewise.
10586 (neon_builtin_type_bits): Don't define typedef.
10587 (neon_builtin_datum): Change type of bits field to int.
10588 (arm_expand_neon_args): Add cast to enum type.
10589 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
10591 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
10592 casts to enum type.
10593 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
10595 * config/mips/mips.md (jal_macro): Return enum constant.
10596 (single_insn): Likewise.
10597 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
10599 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10600 casts to enum type.
10601 * config/s390/s390.c (s390_tune_flags): Change type to int.
10602 (s390_arch_flags): Likewise.
10603 (s390_handle_arch_option): Change flags field of struct pta to int.
10604 * config/s390/s390.h (s390_tune_flags): Update declaration.
10605 (s390_arch_flags): Likewise.
10606 * config/sh/sh.c (prepare_move_operands): Compare
10607 tls_symbolic_operand result with enum constant.
10608 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
10609 (sh_expand_prologue): Add cast to enum type.
10610 (sh_expand_epilogue): Likewise.
10611 (tls_symbolic_operand): Change return type to enum tls_model.
10612 (fpscr_set_from_mem): Add cast to enum type.
10613 (legitimize_pic_address): Compare tls_symbolic_operand result with
10615 (sh_target_reg_class): Change return type to enum reg_class.
10616 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
10618 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
10619 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
10620 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
10621 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
10622 (delayed_branch, tls_call_delay): Likewise.
10623 (eligible_for_sibcall_delay): Likewise.
10624 (eligible_for_return_delay): Likewise.
10625 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
10626 (spu_expand_builtin_1): Likewise.
10628 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
10629 for all types of conversions.
10630 (output_init_element): Issue -Wc++-compat warning if needed when
10631 initializing a bitfield with enum type.
10632 * c-parser.c (c_parser_expression): Set original_type to
10633 original_type of right hand operand of comman operator.
10635 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10637 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
10639 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
10640 * doc/cpp.texi (Standard Predefined Macros)
10641 (Implementation-defined behavior): Likewise.
10642 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
10643 * doc/gimple.texi (GIMPLE Exception Handling)
10644 (@code{GIMPLE_ASSIGN}): Likewise.
10645 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
10646 * doc/invoke.texi (Warning Options, Optimize Options)
10647 (AVR Options, Darwin Options): Likewise.
10648 (Optimize Options): Reformulate -fwhole-program description.
10649 * doc/loop.texi (Lambda): Likewise.
10650 * doc/md.texi (Output Template, Define Constraints)
10651 (Standard Names, Insn Splitting): Likewise.
10652 * doc/options.texi (Option properties): Likewise.
10653 * doc/passes.texi (Tree-SSA passes): Likewise.
10654 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
10655 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
10656 (File Names and DBX): Likewise.
10657 * doc/trouble.texi (Incompatibilities): Likewise.
10659 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10661 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
10662 instruction is correct.
10664 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10666 Allow non-constant arguments to conversion intrinsics.
10667 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
10668 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
10669 * spu.c (print_operand): Handle 'v' and 'w'.
10670 (exp2_immediate_p, spu_gen_exp2): Define.
10671 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
10672 spu_convtf_1): Update parameter descriptions.
10673 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
10674 * constraints.md ('v', 'w'): New.
10675 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
10677 (i2f, I2F): New define_mode_attr.
10678 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
10679 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
10680 fixuns_truncv4sfv4si2): Update to use mode attribute.
10681 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
10682 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
10683 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
10684 patterns for combine.
10686 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
10688 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
10689 (cprop, hoist, pre, store_motion): New debug counters.
10690 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
10691 is not an RTL pass anymore.
10692 (pass_profiling): Remove extern decl for pass removed in 2005.
10693 (pass_gcse, pass_jump_bypass): Remove.
10694 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
10695 to 0 for clean state.
10696 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
10697 * cse.c (gate_handle_cse_after_global_opts,
10698 rest_of_handle_cse_after_global_opts): New functions.
10699 (pass_cse_after_global_opts): New pass, does local CSE.
10700 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
10701 (TV_CPROP): New timevar.
10702 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
10703 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
10704 (gcse_main, recompute_all_luids): Remove.
10705 (compute_hash_table_work): Call max_reg_num instead of reading
10707 (cprop_jump): Don't set run_jump_opt_after_gcse.
10708 (constprop_register): Always allow to alter jumps.
10709 (cprop_insn): Likewise.
10710 (do_local_cprop): Likewise.
10711 (local_cprop_pass): Likewise. Return non-zero if something changed.
10712 (cprop): Remove function, fold interesting bits into one_cprop_pass.
10713 (find_implicit_sets): Add note about missed optimization opportunity.
10714 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
10715 pass_rtl_cprop execute function.
10716 Don't bother tracking the pass number, each pass gets its own dumpfile
10718 Always allow to alter jumpsand bypass jumps.
10719 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
10720 will just find no suitable set.
10721 (pre_edge_insert): Fix dumping, this function is for PRE only.
10722 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
10723 pass_rtl_pre execute function.
10724 (hoist_code): Return non-zero if something changed. Keep track of
10725 substitutions and insertions for statistics gathering similar to PRE.
10726 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
10727 called from the pass_rtl_hoist execute function. Show pass statistics.
10728 (compute_store_table): Use max_reg_num directly instead of using the
10729 formerly global max_gcse_regno.
10730 (build_store_vectors): Likewise.
10731 (replace_store_insn): Fix dumping.
10732 (store_motion): Rename to ...
10733 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
10734 pass, called from the pass_rtl_store_motion execute function. Keep
10735 track of substitutions and insertions for statistics gathering similar
10737 (bypass_jumps): Remove, fold interesting bits into ...
10738 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
10739 from the pass_rtl_cprop execute function.
10740 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
10741 pass_jump_bypass): Remove.
10742 (gate_handle_gcse, rest_of_handle_gcse): Remove.
10743 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
10744 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
10745 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
10746 (gate_rtl_store_motion, execute_rtl_store_motion,
10747 pass_rtl_store_motion): New.
10748 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
10749 make it clear that -fcse-skip-blocks is a no-op for backward compat.
10750 * passes.c (init_optimization_passes): Remove pass_gcse and
10751 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
10752 and cse_after_global_opts in place of pass_gcse. Schedule cprop
10753 instead of pass_jump_bypass.
10755 2009-04-27 Richard Guenther <rguenther@suse.de>
10757 PR middle-end/39928
10758 * gimplify.c (gimplify_expr): If we are required to create
10759 a temporary make sure it ends up as register.
10761 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
10764 * config/i386/i386.c (construct_container): Don't call
10765 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
10766 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
10768 2009-04-27 Michael Matz <matz@suse.de>
10770 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
10771 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
10772 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
10773 (dump_replaceable_exprs): Take a bitmap.
10774 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
10776 (expand_gimple_basic_block): Likewise.
10777 * tree-ssa-ter.c (struct temp_expr_table_d): Make
10778 replaceable_expressions member a bitmap.
10779 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
10780 (mark_replaceable): Likewise.
10781 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
10782 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
10784 2009-04-27 Richard Guenther <rguenther@suse.de>
10786 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
10787 (verify_stmts): Dispatch to gimple/type verification code.
10788 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
10789 issue with call argument types.
10791 2009-04-27 Michael Matz <matz@suse.de>
10793 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
10794 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
10797 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
10798 Eric Botcazou <ebotcazou@adacore.com>
10800 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
10801 a label's basic block.
10802 (mark_target_live_regs): Tidy and rework obsolete comments.
10803 Change back DF problem to LIVE. If a label starts a basic block,
10804 assume that all registers that used to be live then still are.
10805 (init_resource_info): If a label starts a basic block, set its
10806 BLOCK_FOR_INSN accordingly.
10807 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
10809 2009-04-27 Richard Guenther <rguenther@suse.de>
10811 * tree-flow-inline.h (function_ann): Remove.
10812 (get_function_ann): Likewise.
10813 * tree-dfa.c (create_function_ann): Remove.
10814 * tree-flow.h (struct static_var_ann_d): Remove.
10815 (struct function_ann_d): Likewise.
10816 (union tree_ann_d): Remove fdecl member.
10817 (function_ann_t): Remove.
10818 (function_ann, get_function_ann, create_function_ann): Remove
10821 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
10823 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
10825 2009-04-27 Jan Hubicka <jh@suse.cz>
10827 * ipa-pure-const.c (struct funct_state_d): New fields
10828 state_previously_known, looping_previously_known; remove
10829 state_set_in_source.
10830 (analyze_function): Use new fields.
10831 (propagate): Avoid assumption that state_set_in_source imply
10834 * tree-ssa-loop-niter.c (finite_loop_p): New function.
10835 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
10836 * cfgloop.h (finite_loop_p): Declare.
10838 2009-04-26 Michael Matz <matz@suse.de>
10840 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
10842 2009-04-26 Michael Matz <matz@suse.de>
10844 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
10845 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
10846 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
10847 pass_mark_used_blocks): Remove.
10848 * tree-optimize.c (pass_free_datastructures,
10849 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
10850 * passes.c (init_optimization_passes): Don't call
10851 pass_mark_used_blocks, remove dead code.
10853 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
10855 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
10856 * tree-ssa-live.h (register_ssa_partition): Likewise.
10858 2009-04-26 Michael Matz <matz@suse.de>
10861 * builtins.c (fold_builtin_next_arg): Handle SSA names.
10862 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
10863 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
10865 (compare_pairs): Swap cost comparison.
10866 (coalesce_ssa_name): Don't use change_partition_var.
10867 * tree-nrv.c (struct nrv_data): Add modified member.
10868 (finalize_nrv_r): Set it.
10869 (tree_nrv): Use it to update statements.
10870 (pass_nrv): Require PROP_ssa.
10871 * tree-mudflap.c (mf_decl_cache_locals,
10872 mf_build_check_statement_for): Use make_rename_temp.
10873 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
10874 * alias.c (find_base_decl): Handle SSA names.
10875 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
10876 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
10877 * rtl.h (set_reg_attrs_for_parm): Declare.
10878 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
10879 to "optimized", remove unused locals at finish.
10880 (execute_free_datastructures): Make global, call
10881 delete_tree_cfg_annotations.
10882 (execute_free_cfg_annotations): Don't call
10883 delete_tree_cfg_annotations.
10885 * ssaexpand.h: New file.
10886 * expr.c (toplevel): Include ssaexpand.h.
10887 (expand_assignment): Handle SSA names the same as register variables.
10888 (expand_expr_real_1): Expand SSA names.
10889 * cfgexpand.c (toplevel): Include ssaexpand.h.
10890 (SA): New global variable.
10891 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
10892 (SSAVAR): New macro.
10893 (set_rtl): New helper function.
10894 (add_stack_var): Deal with SSA names, use set_rtl.
10895 (expand_one_stack_var_at): Likewise.
10896 (expand_one_stack_var): Deal with SSA names.
10897 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
10898 before unique numbers.
10899 (expand_stack_vars): Use set_rtl.
10900 (expand_one_var): Accept SSA names, add asserts for them, feed them
10901 to above subroutines.
10902 (expand_used_vars): Expand all partitions (without default defs),
10903 then only the local decls (ignoring those expanded already).
10904 (expand_gimple_cond): Remove edges when jumpif() expands an
10905 unconditional jump.
10906 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
10907 or remove abnormal edges. Ignore insns setting the LHS of a TERed
10909 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
10910 members of SA; deal with PARM_DECL partitions here; expand
10911 all PHI nodes, free tree datastructures and SA. Commit instructions
10912 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
10913 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
10914 info and statements at start, collect garbage at finish.
10915 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
10916 (VAR_ANN_PARTITION) Remove.
10917 (change_partition_var): Don't declare.
10918 (partition_to_var): Always return SSA names.
10919 (var_to_partition): Only accept SSA names.
10920 (register_ssa_partition): Only check argument.
10921 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
10923 (delete_var_map): Don't free it.
10924 (var_union): Only accept SSA names, simplify.
10925 (partition_view_init): Mark only useful SSA names as used.
10926 (partition_view_fini): Only deal with SSA names.
10927 (change_partition_var): Remove.
10928 (dump_var_map): Use ssa_name instead of partition_to_var member.
10929 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
10931 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
10932 (struct _elim_graph): New member const_dests; nodes member vector of
10934 (set_location_for_edge): New static helper.
10935 (create_temp): Remove.
10936 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
10937 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
10938 (new_elim_graph): Allocate const_dests member.
10939 (clean_elim_graph): Truncate const_dests member.
10940 (delete_elim_graph): Free const_dests member.
10941 (elim_graph_size): Adapt to new type of nodes member.
10942 (elim_graph_add_node): Likewise.
10943 (eliminate_name): Likewise.
10944 (eliminate_build): Don't take basic block argument, deal only with
10945 partition numbers, not variables.
10946 (get_temp_reg): New static helper.
10947 (elim_create): Use it, deal with RTL temporaries instead of trees.
10948 (eliminate_phi): Adjust all calls to new signature.
10949 (assign_vars, replace_use_variable, replace_def_variable): Remove.
10950 (rewrite_trees): Only do checking.
10951 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
10952 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
10953 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
10954 contains_tree_r, MAX_STMTS_IN_LATCH,
10955 process_single_block_loop_latch, analyze_edges_for_bb,
10956 perform_edge_inserts): Remove.
10957 (expand_phi_nodes): New global function.
10958 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
10959 functions, initialize new parameter, remember partitions having a
10961 (finish_out_of_ssa): New global function.
10962 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
10963 don't reset in_ssa_p here, don't disable TER when mudflap.
10964 (pass_del_ssa): Remove.
10965 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
10967 (execute_free_datastructures): Declare.
10968 * Makefile.in (SSAEXPAND_H): New variable.
10969 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
10970 * basic-block.h (commit_one_edge_insertion): Declare.
10971 * passes.c (init_optimization_passes): Move pass_nrv and
10972 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
10973 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
10974 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
10975 (redirect_branch_edge): Deal with super block when expanding, split
10976 out jump patching itself into ...
10977 (patch_jump_insn): ... here, new static helper.
10979 2009-04-26 Michael Matz <matz@suse.de>
10981 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
10982 beyond num_ssa_names.
10983 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
10984 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
10986 2009-04-26 Jakub Jelinek <jakub@redhat.com>
10988 PR inline-asm/39543
10989 * fwprop.c (forward_propagate_asm): New function.
10990 (forward_propagate_and_simplify): Propagate also into __asm, if it
10991 doesn't increase the number of referenced registers.
10994 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
10996 2009-04-26 Jakub Jelinek <jakub@redhat.com>
10998 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
10999 note_nonlocal_vla_type for nonlocal VLAs.
11000 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
11001 contains_remapped_vars, remap_vla_decls): New functions.
11002 (convert_nonlocal_reference_stmt): If not optimizing, call
11003 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
11004 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
11005 if it wasn't found in var_map.
11006 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
11007 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
11008 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
11010 * gimplify.c (nonlocal_vlas): New variable.
11011 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
11013 (gimplify_body): Create and destroy nonlocal_vlas.
11015 * dwarf2out.c (loc_descr_plus_const): New function.
11016 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
11017 mem_loc_descriptor, loc_descriptor_from_tree_1,
11018 descr_info_loc, gen_variable_die): Use it.
11020 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
11021 !TREE_STATIC VAR_DECLs.
11022 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
11023 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
11024 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
11025 DECL_BY_REFERENCE is valid.
11026 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
11027 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
11028 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
11029 Copy DECL_BY_REFERENCE.
11030 (struct nesting_copy_body_data): New type.
11031 (nesting_copy_decl): New function.
11032 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
11033 if they have variable length.
11035 2009-04-26 Michael Matz <matz@suse.de>
11037 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
11038 mark new temporaries for renaming.
11040 2009-04-26 Joseph Myers <joseph@codesourcery.com>
11043 * c-decl.c (global_bindings_p): Return negative value.
11044 (c_variable_size): New. Based on variable_size from
11046 (grokdeclarator): Call c_variable_size not variable_size.
11048 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
11050 * config/i386/i386.c (print_operand) ['z']: Fix typo.
11052 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
11054 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
11055 Redefine it to just use mingw/include.
11056 (ASM_SPEC): Rules for -m32 and -m64.
11057 (LINK_SPEC): Use Likewise.
11058 (SPEC_32): New define.
11059 (SPEC_64): Likewise.
11060 (SUB_LINK_SPEC): Likewise.
11061 (MULTILIB_DEFAULTS): New define.
11062 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
11063 Add multilib options.
11064 (MULTILIB_DIRNAMES): Likewise.
11065 (MULTILIB_OSDIRNAMES): Likewise.
11066 (LIBGCC): Likewise.
11067 (INSTALL_LIBGCC): Likewise.
11069 2009-04-26 Joseph Myers <joseph@codesourcery.com>
11072 * c-tree.h (enum c_inline_static_type): New.
11073 (record_inline_static): Declare.
11074 * c-decl.c (struct c_inline_static, c_inline_statics,
11075 record_inline_static, check_inline_statics): New.
11076 (pop_file_scope): Call check_inline_statics.
11077 (start_decl): Call record_inline_static instead of pedwarning
11078 directly for static in inline function.
11079 * c-typeck.c (build_external_ref): Call record_inline_static
11080 instead of pedwarning directly for static referenced in inline
11083 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
11085 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
11086 not new but only being rescanned.
11087 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
11088 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
11089 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
11090 record_set_info, compute_set, grealloc): Remove.
11091 (recompute_all_luids): New function.
11092 (gcse_main): Don't compute sets, and don't do related memory
11093 allocations/free-ing. If something changed before the end of the
11094 pass, update LUIDs using recompute_all_luids.
11095 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
11096 (free_gcse_mem): Don't free it either.
11097 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
11098 Use the df insn LUIDs.
11099 (load_killed_in_block): Likewise.
11100 (compute_hash_table_work): Don't compute reg_set_in_block.
11101 (compute_transp): Use DF_REG_DEF_CHAINs.
11102 (local_cprop_pass): Don't use compute_sets and related functions.
11103 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
11104 Use get_max_uid() instead of max_cuid.
11105 (insert_insn_end_basic_block, pre_insert_copy_insn,
11106 update_ld_motion_stores): Don't try to
11107 keep reg_set tables up to date.
11108 (pre_insert_copies): Use df insn LUIDs.
11109 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
11110 (reg_set_info): Don't use extra bitmap argument.
11111 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
11112 information to compute regs_set_in_block.
11113 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
11114 (bypass_jumps): Don't use compute_sets and friends.
11116 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11119 * opts.c (undocumented_msg): Do not leave blank even with
11122 2009-04-25 Joseph Myers <joseph@codesourcery.com>
11124 * c-decl.c (build_enumerator): Allow values folding to integer
11125 constants but not integer constant expressions with a pedwarn if
11128 2009-04-25 Joseph Myers <joseph@codesourcery.com>
11131 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
11132 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
11133 type is an integer constant.
11135 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
11138 * config/i386/i386.c (print_operand) ['z']: Revert handling of
11141 2009-04-25 Joseph Myers <joseph@codesourcery.com>
11144 * c-decl.c (grokdeclarator): Diagnose declarations of functions
11145 with variably modified return type and no storage class
11146 specifiers, except for the case of nested functions. Distinguish
11147 extern declarations of functions with variably modified return
11148 types from those of objects with variably modified types.
11150 2009-04-25 Jan Hubicka <jh@suse.cz>
11152 * tree.c (list_equal_p): New function.
11153 * tree.h (list_equal_p): Declare.
11154 * coretypes.h (edge_def, edge, const_edge, basic_block_def
11155 basic_block_def, basic_block, const_basic_block): New.
11156 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
11157 (redirect_eh_edge): New function.
11158 (make_eh_edge_update_phi): EH edges are not abnormal.
11159 * except.c: Include tree-flow.h.
11160 (list_match): New function.
11161 (eh_region_replaceable_by_p): New function.
11162 (replace_region): New function.
11163 (hash_type_list): New function.
11164 (hash_eh_region): New function.
11165 (eh_regions_equal_p): New function.
11166 (merge_peers): New function.
11167 (remove_unreachable_regions): Verify EH tree when checking;
11169 (copy_eh_region_1): New function.
11170 (copy_eh_region): New function.
11171 (push_reachable_handler): New function.
11172 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
11173 regions without label but with live RESX.
11174 * except.h (redirect_eh_edge_to_label): New.
11175 * tree-flow.h (redirect_eh_edge): New.
11176 * coretypes.h (edge_def, edge, const_edge, basic_block_def
11177 basic_block_def, basic_block, const_basic_block): Remove.
11178 * Makefile.in (except.o): Add dependency on tree-flow.h
11179 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
11180 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
11183 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
11186 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
11187 on the destination of memcpy.
11189 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
11191 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
11192 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
11193 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
11195 2009-04-25 Jan Hubicka <jh@suse.cz>
11197 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
11198 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
11199 to be reached by different label than left.
11200 (update_eh_edges): Update comment; remove edge_to_remove if possible
11201 and return true if suceeded.
11202 (cleanup_empty_eh): Accept sharing map; handle shared regions.
11203 (cleanup_eh): Compute sharing map.
11204 * except.c (remove_eh_handler_and_replace): Add argument if we should
11206 (remove_unreachable_regions): Update for label sharing.
11207 (label_to_region_map): Likewise.
11208 (get_next_region_sharing_label): New function.
11209 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
11211 (remove_eh_handler): Update.
11212 (remove_eh_region_and_replace_by_outer_of): New function.
11213 * except.h (struct eh_region): Add next_region_sharing_label.
11214 (remove_eh_region_and_replace_by_outer_of,
11215 get_next_region_sharing_label): Declare.
11216 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
11218 2009-04-25 Jan Hubicka <jh@suse.cz>
11220 * tree-cfg.c (split_critical_edges): Split also edges where we can't
11221 insert code even if they are not critical.
11223 2009-04-25 Jan Hubicka <jh@suse.cz>
11225 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
11226 (gimple_can_remove_branch_p): EH edges won't remove branch by
11228 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
11229 updating of non-abnormal EH edges.
11230 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
11231 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
11232 (split_critical_edges): Split also edges where emitting code on them
11233 will lead to splitting later.
11235 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
11236 H.J. Lu <hongjiu.lu@intel.com>
11239 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
11240 the configured assembler supports fildq and fistpq mnemonics.
11241 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
11242 * configure: Regenerated.
11243 * config.in: Ditto.
11245 * config/i386/i386.c (print_operand): Handle 'Z'.
11246 ['z']: Remove handling of special fild/fist suffixes.
11247 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
11248 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
11249 suffix of fild insn.
11250 (*floatsi<mode>2_vector_mixed): Ditto.
11251 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
11252 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
11253 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
11254 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
11255 * config/i386/gas.h (GAS_MNEMONICS): Remove.
11257 2009-04-25 Ben Elliston <bje@au.ibm.com>
11259 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
11260 the source of a set operation.
11262 2009-04-25 Anatoly Sokolov <aesok@post.ru>
11264 * target.h (struct gcc_target): Add case_values_threshold field.
11265 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
11266 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
11267 * targhooks.c (default_case_values_threshold): New function.
11268 * targhooks.h (default_case_values_threshold): Declare function.
11269 * stmt.c (expand_case): Use case_values_threshold target hook.
11270 * expr.h (case_values_threshold): Remove declartation.
11271 * expr.c (case_values_threshold): Remove function.
11272 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
11274 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
11275 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
11276 (avr_case_values_threshold): Declare as static.
11277 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
11279 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
11280 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
11281 (mn10300_case_values_threshold): New function.
11283 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
11285 * ira.c (setup_cover_and_important_classes): Add enum cast.
11287 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
11289 * genpreds.c (write_enum_constraint_num): Output definition of
11290 CONSTRAINT_NUM_DEFINED_P macro.
11291 * ira.c (setup_cover_and_important_classes): Use
11292 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
11294 2009-04-24 DJ Delorie <dj@redhat.com>
11296 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
11297 __SH2A_SINGLE_ONLY__ also.
11299 2009-04-24 Steve Ellcey <sje@cup.hp.com>
11301 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
11302 (movdf_internal): Ditto.
11303 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
11304 SFmode and DFmode constants.
11305 (ia64_print_operand): Add 'G' format for printing
11306 floating point constants.
11308 2009-04-24 Richard Guenther <rguenther@suse.de>
11310 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
11311 from unsigned additions.
11313 2009-04-24 Joseph Myers <joseph@codesourcery.com>
11315 * c-typeck.c (set_init_index): Allow array designators that are
11316 not integer constant expressions with a pedwarn if pedantic.
11318 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
11320 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
11321 zero if no overlap in nonzero bits between the operands.
11323 2009-04-24 Ian Lance Taylor <iant@google.com>
11325 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
11326 (record_dead_and_set_regs): Likewise.
11327 * df.h (struct df_mw_hardreg): Change flags field to int.
11328 (struct df_base_ref): Likewise.
11329 (struct df): Change changeable_flags field to int.
11330 * df-scan.c (df_defs_record): Change clobber_flags to int.
11331 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
11332 constants rather than #define macros.
11333 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
11334 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
11335 (enum dwarf_calling_convention): Likewise.
11336 (enum dwarf_line_number_x_ops): Likewise.
11337 (enum dwarf_call_frame_info): Likewise.
11338 (enum dwarf_source_language): Likewise.
11339 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
11340 (add_calling_convention_attribute): Likewise.
11341 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
11342 (combine_comparisons): Change compcode to int. Add cast to enum type.
11343 * genrecog.c (maybe_both_true_2): Change c to int.
11344 (write_switch): Likewise. Add cast to enum type.
11345 * gimplify.c (gimplify_omp_for): Handle return values from
11346 gimplify_expr using MIN rather than bitwise or.
11347 (gimplify_expr): Add cast to enum type.
11348 * ipa-prop.c (update_jump_functions_after_inlining): Change
11349 IPA_BOTTOM to IPA_JF_UNKNOWN.
11350 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
11351 Add casts to enum type.
11352 (setup_cover_and_important_classes): Change cl to int. Add casts
11354 (setup_class_translate): Change cl and mode to int.
11355 (ira_init_once): Change mode to int.
11356 (free_register_move_costs): Likewise.
11357 (setup_prohibited_mode_move_regs): Add casts to enum type.
11358 * langhooks.c (add_builtin_function_common): Rework assertion that
11359 value fits bitfield.
11360 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
11361 * omega.c (omega_do_elimination): Avoid math on enum types.
11362 * optabs.c (expand_vec_shift_expr): Remove casts to int.
11363 * opts.c (set_debug_level): Change 2 to enum constant. Use new
11364 int local to handle integral_argment value.
11365 * regmove.c (try_auto_increment): Change PUT_MODE to
11367 * reload.c (push_secondary_reload): Add casts to enum type.
11368 (secondary_reload_class, find_valid_class): Likewise.
11369 * reload1.c (emit_input_reload_insns): Likewise.
11370 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
11371 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
11372 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
11374 * tree.c (build_common_builtin_nodes): Add casts to enum type.
11375 * tree-complex.c (complex_lattice_t): Typedef to int rather than
11377 (expand_complex_libcall): Add casts to enum type.
11378 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
11379 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
11380 with ERROR_MARK, not NUM_TREE_CODES.
11381 (vect_create_epilog_for_reduction): Likewise.
11382 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
11383 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
11384 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
11386 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
11387 vect_unused_in_loop. Change 0 to loop_vect.
11388 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
11389 * var-tracking.c (get_init_value): Change return type to enum
11391 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
11392 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
11394 (arm_override_options): Add casts to enum type.
11395 (arm_emit_tls_decoration): Likewise.
11396 * config/i386/i386.c (ix86_function_specific_restore): Add casts
11398 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
11399 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
11400 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
11402 * config/s390/s390.c (code_for_builtin_64): Change to array of
11404 (code_for_builtin_31): Likewise.
11405 (s390_expand_builtin): Change code_for_builtin to enum insn_code
11407 * config/sparc/sparc.c (sparc_override_options): Change value
11408 field in struct code_model to enum cmodel. In initializer change
11409 0 to NULL and add cast to enum type.
11411 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
11412 Change all callers. Issue a -Wc++-compat warning using
11413 lhs_origtype if necessary.
11414 (convert_for_assignment): Issue -Wc++-compat warnings about
11415 invalid conversions to enum type on assignment.
11416 * c-common.h (build_modify_expr): Update declaration.
11418 2009-04-24 Nick Clifton <nickc@redhat.com>
11420 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
11421 (function_arg_advance): Likewise.
11422 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
11425 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
11427 * config/s390/constraints.md ('I', 'J'): Fix condition.
11429 2009-04-24 Diego Novillo <dnovillo@google.com>
11431 * gengtype-parse.c (parse_error): Add newline after message.
11433 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
11435 * config/i386/sse.md (avxmodesuffixs): Removed.
11436 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
11437 (*avx_pinsr<ssevecsize>): This.
11439 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
11441 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
11442 follow chains of regs with a single definition, and allow expressions
11443 that are function_invariant_p.
11444 (simple_rhs_p): Allow expressions that are function_invariant_p.
11446 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
11448 PR middle-end/39867
11449 * fold-const.c (fold_cond_expr_with_comparison): When folding
11450 > and >= to MAX, make sure the MAX uses the same type as the
11451 comparison's operands.
11453 2009-04-24 Nick Clifton <nickc@redhat.com>
11455 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
11456 addressing for DImode accesses.
11457 (frv_print_operand_address): Handle PLUS case.
11458 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
11460 2009-04-24 Jakub Jelinek <jakub@redhat.com>
11462 PR rtl-optimization/39794
11463 * alias.c (canon_true_dependence): Add x_addr argument.
11464 * rtl.h (canon_true_dependence): Adjust prototype.
11465 * cse.c (check_dependence): Adjust canon_true_dependence callers.
11466 * cselib.c (cselib_invalidate_mem): Likewise.
11467 * gcse.c (compute_transp): Likewise.
11468 * dse.c (scan_reads_nospill): Likewise.
11469 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
11470 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
11471 canon_base_addr of the group, plus optional offset.
11472 (struct group_info): Rename canon_base_mem to
11474 (get_group_info): Set canon_base_addr to canon_rtx of base, not
11475 canon_rtx of base_mem.
11477 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
11479 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
11480 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
11482 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11484 * config/spu/spu-builtins.h: Delete file.
11486 * config/spu/spu.h (enum spu_builtin_type): Move here from
11488 (struct spu_builtin_description): Likewise. Add GTY marker.
11489 Do not use enum spu_function_code or enum insn_code.
11490 (spu_builtins): Add extern declaration.
11492 * config/spu/spu.c: Do not include "spu-builtins.h".
11493 (enum spu_function_code, enum spu_builtin_type_index,
11494 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
11495 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
11496 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
11497 unsigned_V2DI_type_node): Move here from spu-builtins.h.
11498 (spu_builtin_types): Make static. Add GTY marker.
11499 (spu_builtins): Add extern declaration with GTY marker.
11500 Include "gt-spu.h".
11502 * config/spu/spu-c.c: Do not include "spu-builtins.h".
11503 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
11504 Check programmatically whether all parameters are scalar.
11506 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
11508 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
11510 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
11511 assignment from the constructor either if the target is volatile.
11513 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
11515 * config/arm/arm.md (insv): Do not share operands[0].
11517 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
11519 * config/vxlib-tls.c (active_tls_threads): Delete.
11520 (delete_hook_installed): New.
11521 (tls_delete_hook): Don't delete the delete hook.
11522 (tls_destructor): Delete it here.
11523 (__gthread_set_specific): Adjust installing the delete hook.
11524 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
11525 __gthread_leave_tsd_dtor_context.
11527 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
11529 * c-format.c (gcc_tdiag_char_table): Add support for %E.
11531 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
11533 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
11535 (alpha_rtx_costs): Ditto.
11536 (emit_unlikely_jump): Use add_reg_note.
11537 (emit_frame_store_1): Ditto.
11538 (alpha_expand_prologue): Ditto.
11539 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11540 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
11542 2009-04-23 Nick Clifton <nickc@redhat.com>
11544 * config/v850/v850.md (epilogue): Remove suppressed code.
11545 (return): Rename to return_simple and remove test of frame size.
11546 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
11547 to gen_return_simple.
11549 2009-04-22 Jing Yu <jingyu@google.com>
11552 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
11554 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
11557 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
11558 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
11559 value is a VECTOR_CST, the element type is the element type of the
11562 2009-04-22 DJ Delorie <dj@redhat.com>
11564 * config/m32c/m32c.h: Update GTY annotations to new syntax.
11566 2009-04-22 Jakub Jelinek <jakub@redhat.com>
11568 * alias.c (find_base_term): Move around LO_SUM case, so that
11569 CONST falls through into PLUS/MINUS handling.
11572 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
11573 into 0, use omit_one_operand.
11575 2009-04-23 Ben Elliston <bje@au.ibm.com>
11577 * config/rs6000/linux-unwind.h (get_regs): Remove type
11578 puns. Change the type of `pc' to an array of unsigned ints and
11579 update all users. Constify frame24.
11581 2009-04-22 DJ Delorie <dj@redhat.com>
11583 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
11584 declarations before code.
11585 (current_function_special_page_vector): Likewise.
11586 (m32c_expand_insv): Silence a warning.
11588 2009-04-21 Taras Glek <tglek@mozilla.com>
11590 * alias.c: Update GTY annotations to new syntax.
11591 * basic-block.h: Likewise.
11592 * bitmap.h: Likewise.
11593 * c-common.h: Likewise.
11594 * c-decl.c: Likewise.
11595 * c-parser.c: Likewise.
11596 * c-pragma.c: Likewise.
11597 * c-tree.h: Likewise.
11598 * cfgloop.h: Likewise.
11599 * cgraph.h: Likewise.
11600 * config/alpha/alpha.c: Likewise.
11601 * config/arm/arm.h: Likewise.
11602 * config/avr/avr.h: Likewise.
11603 * config/bfin/bfin.c: Likewise.
11604 * config/cris/cris.c: Likewise.
11605 * config/darwin.c: Likewise.
11606 * config/frv/frv.c: Likewise.
11607 * config/i386/i386.c: Likewise.
11608 * config/i386/i386.h: Likewise.
11609 * config/i386/winnt.c: Likewise.
11610 * config/ia64/ia64.h: Likewise.
11611 * config/iq2000/iq2000.c: Likewise.
11612 * config/mips/mips.c: Likewise.
11613 * config/mmix/mmix.h: Likewise.
11614 * config/pa/pa.c: Likewise.
11615 * config/pa/pa.h: Likewise.
11616 * config/rs6000/rs6000.c: Likewise.
11617 * config/s390/s390.c: Likewise.
11618 * config/sparc/sparc.c: Likewise.
11619 * config/xtensa/xtensa.c: Likewise.
11620 * cselib.h: Likewise.
11621 * dbxout.c: Likewise.
11622 * dwarf2out.c: Likewise.
11623 * except.c: Likewise.
11624 * except.h: Likewise.
11625 * fixed-value.h: Likewise.
11626 * function.c: Likewise.
11627 * function.h: Likewise.
11628 * gimple.h: Likewise.
11629 * integrate.c: Likewise.
11630 * optabs.c: Likewise.
11631 * output.h: Likewise.
11632 * real.h: Likewise.
11634 * stringpool.c: Likewise.
11635 * tree-data-ref.c: Likewise.
11636 * tree-flow.h: Likewise.
11637 * tree-scalar-evolution.c: Likewise.
11638 * tree-ssa-address.c: Likewise.
11639 * tree-ssa-alias.h: Likewise.
11640 * tree-ssa-operands.h: Likewise.
11641 * tree.c: Likewise.
11642 * tree.h: Likewise.
11643 * varasm.c: Likewise.
11644 * varray.h: Likewise.
11646 * coretypes.h: Do not define GTY macro if it is already defined.
11647 * doc/gty.texi: Update GTY documentation to new syntax.
11648 * gengtype-lex.l: Enforce attribute-like syntax for GTY
11649 annotations on structs.
11650 * gengtype-parse.c: Likewise.
11652 2009-04-22 Mark Heffernan <meheff@google.com>
11654 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
11656 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
11658 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
11661 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
11663 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
11664 the same as a PLUS without a shift. Increase the cost of a
11667 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11669 * Makefile.in: Update dependencies.
11670 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
11671 * errors.h: Remove bogus comment about compatibility.
11672 (warning): Update declaration.
11673 * genautomata.c: Update all calls to warning.
11674 * gimple.c: Do not include errors.h. Include toplev.h.
11675 * tree-ssa-structalias.c: Do not include errors.h.
11676 * omega.c: Likewise.
11677 * tree-ssa-reassoc.c: Likewise.
11678 * config/spu/spu-c.c: Likewise.
11679 * config/spu/t-spu-elf: Update dependencies.
11681 2009-04-22 Richard Guenther <rguenther@suse.de>
11683 PR tree-optimization/39824
11684 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
11685 make sure the types are compatible.
11687 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11690 * c-common.c (c_parse_error): Take a token_flags parameter.
11691 Use token_type for the token type instead.
11692 Pass token_flags to cpp_type2name.
11693 * c-common.h (c_parse_error): Update declaration.
11694 * c-parser.c (c_parser_error): Pass 0 as token flags.
11696 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
11698 PR rtl-optimization/39580
11699 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
11701 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11703 * function.c (expand_function_end): Do not emit a jump to the "naked"
11704 return label for fall-through returns.
11705 * except.c (sjlj_emit_function_exit): Always place the call to the
11706 unregister function at the location installed by expand_function_end.
11708 2009-04-22 Richard Guenther <rguenther@suse.de>
11710 PR tree-optimization/39845
11711 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
11712 (gen_inbound_check): Likewise.
11714 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
11716 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
11718 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
11719 * config/vxlib.c (__gthread_once): Add race guard for PPC.
11721 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11723 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
11724 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
11725 shift counts to avoid out-of-bounds array accesses.
11727 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11729 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
11730 (Pmode): Move above.
11732 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
11734 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
11735 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
11736 GET_CODE macro. Use IN_RANGE macro where appropriate.
11737 * config/alpha/alpha.h: Ditto.
11738 * config/alpha/alpha.md: Ditto.
11739 * config/alpha/constraints.md: Ditto.
11740 * config/alpha/predicates.md: Ditto.
11742 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11744 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
11745 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11746 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11747 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11748 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11749 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11750 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11751 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11752 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11753 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11754 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11755 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11756 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11757 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11758 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11759 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11760 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11761 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11762 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11763 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11764 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11765 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11766 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11767 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11768 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11769 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11770 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11772 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11774 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
11775 references from comments.
11776 * cfgbuild.c: (count_basic_blocks): Delete.
11777 (find_basic_blocks_1): Delete.
11778 (find_basic_blocks): Delete.
11779 * except.c (finish_eh_generation): Make static. Move comment from
11780 except.h here. Remove find_basic_blocks references from comments.
11781 * except.h (finish_eh_generation): Delete.
11782 * basic-block.h (find_basic_blocks): Delete.
11783 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
11785 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
11787 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
11788 (sdbout_parms): Likewise.
11790 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
11792 * config/sh/sh.c (prepare_cbranch_operands): Use
11793 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
11794 (expand_cbranchdi4): Likewise.
11795 (from_compare): Add cast to enum type.
11796 (expand_cbranchsi4): Use add_reg_note.
11797 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
11798 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
11799 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
11800 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11801 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
11802 instead of CODE_FOR_nothing.
11803 (cbranchdi4): Likewise. Fix the order of arguments for
11805 (push_fpscr): Use add_reg_note.
11806 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
11807 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
11809 2009-04-21 Joseph Myers <joseph@codesourcery.com>
11811 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
11812 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
11813 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
11814 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
11815 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
11816 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
11817 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
11818 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
11819 config/alpha/x-vms, config/arc/t-arc,
11820 config/arm/README-interworking, config/arm/arm-c.c,
11821 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
11822 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
11823 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
11824 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
11825 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
11826 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
11827 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
11828 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
11829 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
11830 config/cris/t-elfmulti, config/crx/t-crx,
11831 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
11832 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
11833 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
11834 config/h8300/t-h8300, config/i386/athlon.md,
11835 config/i386/darwin-libgcc.10.4.ver,
11836 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
11837 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
11838 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
11839 config/i386/t-linux64, config/i386/t-nwld,
11840 config/i386/t-rtems-i386, config/i386/t-sol2-10,
11841 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
11842 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
11843 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
11844 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
11845 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
11846 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
11847 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
11848 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
11849 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
11850 config/m68k/t-uclinux, config/mcore/t-mcore,
11851 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
11852 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
11853 config/mips/crtn.asm, config/mips/irix-crti.asm,
11854 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
11855 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
11856 config/mips/mips-fixed.md, config/mips/sb1.md,
11857 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
11858 config/mips/t-iris6, config/mips/t-isa3264,
11859 config/mips/t-libgcc-mips16, config/mips/t-linux64,
11860 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
11861 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
11862 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
11863 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
11864 config/mn10300/t-linux, config/mn10300/t-mn10300,
11865 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
11866 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
11867 config/picochip/libgccExtras/clzsi2.asm,
11868 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
11869 config/rs6000/darwin-libgcc.10.4.ver,
11870 config/rs6000/darwin-libgcc.10.5.ver,
11871 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
11872 config/rs6000/t-aix43, config/rs6000/t-aix52,
11873 config/rs6000/t-darwin, config/rs6000/t-fprules,
11874 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
11875 config/rs6000/t-lynx, config/rs6000/t-netbsd,
11876 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
11877 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
11878 config/rs6000/t-rtems, config/rs6000/t-spe,
11879 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
11880 config/score/t-score-elf, config/sh/divcost-analysis,
11881 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
11882 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
11883 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
11884 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
11885 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
11886 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
11887 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
11888 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
11889 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
11890 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
11891 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
11892 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
11893 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
11894 limitx.h, version.c, xcoff.h: Add copyright and license notices.
11895 * config/h8300/genmova.sh: Include copyright and license notices
11896 in generated output.
11897 * config/h8300/mova.md: Regenerate.
11898 * doc/install.texi2html: Include word "Copyright" in copyright
11899 notice and use name "Free Software Foundation, Inc.".
11900 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
11901 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
11902 ChangeLog-2007, ChangeLog-2008: Correct dates.
11904 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
11906 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
11907 NE_EXPR operations as well.
11908 * c-parser.c (c_parser_condition): Do not set location information on
11910 (c_parser_conditional_expression): Likewise.
11911 (c_parser_binary_expression): Set location information on operators.
11912 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
11913 TRUTH_NOT_EXPR has been folded.
11914 * fold-const.c (fold_truth_not_expr): Copy location information from
11915 the incoming expression to the outgoing one.
11916 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
11917 recursive calls on the LHS of the operator but pass that of the
11918 operator to recursive calls on the RHS of the operator. Set it
11920 (shortcut_cond_expr): Set the locus of the operator on the second
11921 COND_EXPR and that of the expression on the first in degenerate cases.
11922 Pass the locus of the expression to calls to shortcut_cond_r.
11923 Set the locus of the 'then' block on the associated jump, if any.
11924 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
11925 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
11926 expression to call to gimplify_boolean_expr.
11928 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
11930 * config.gcc: Add additional configuration for
11931 i686-w64-mingw* and x86_64-w64-mingw* triplet.
11932 * config/i386/mingw-w64.h: New mingw-w64 specific header.
11933 (CPP_SPEC): Redefine for allowing -municode option.
11934 (STARTFILE_SPEC): Likewise.
11935 * config/i386/t-mingw-w64: New.
11936 * config/i386/mingw-w64.opt: New.
11937 (municode): Add new target option.
11938 * doc/invoke.texi (municode): Add documentation for new option.
11940 2009-04-21 Ian Lance Taylor <iant@google.com>
11942 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11943 Correct test for number of arguments.
11944 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
11946 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
11948 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
11949 argument of emit_library_call.
11951 2009-04-21 Richard Guenther <rguenther@suse.de>
11953 PR middle-end/39829
11954 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
11955 inside VIEW_CONVERT_EXPRs.
11957 2009-04-21 Martin Jambor <mjambor@suse.cz>
11959 * tree-switch-conversion.c (build_constructors): Split a long line.
11960 (constructor_contains_same_values_p): New function.
11961 (build_one_array): Create assigns of constants if possible, do not
11962 call mark_sym_for_renaming, call update_stmt.
11963 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
11964 make_rename_temp. Do not call mark_symbols_for_renaming, call
11966 (gen_def_assigns): Do not call mark_symbols_for_renaming or
11967 find_new_referenced_vars, call update_stmt.
11968 (gen_inbound_check): Use create_tmp_var and create ssa names manually
11969 instead of calling make_rename_temp. Do not call
11970 find_new_referenced_vars or mark_symbols_for_renaming, call
11973 2009-04-21 Richard Guenther <rguenther@suse.de>
11975 PR tree-optimization/39827
11976 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
11977 (tree_ssa_phiprop): Pass the correct array size.
11979 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
11981 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
11983 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
11986 * c-typeck.c (lvalue_p): Move declaration ...
11987 * c-common.h (lvalue_p): ... to here.
11988 * c-common.c (candidate_equal_p): New.
11989 (add_tlist): Use it.
11990 (merge_tlist): Use it.
11991 (warn_for_collisions_1): Likewise.
11992 (warning_candidate_p): Accept more candidates.
11993 (verify_tree): A warning candidate can be an expression. Use
11996 2009-04-21 Ben Elliston <bje@au.ibm.com>
11999 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
12000 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
12001 options. Remove -mcall-solaris documentation.
12003 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12006 * doc/invoke.texi (-Wlong-long): Update description.
12007 * c-lex (interpret_integer): Only warn if there was no previous
12008 overflow and -Wlong-long is enabled.
12009 * c-decl.c (declspecs_add_type): Drop redundant flags.
12010 * c.opt (Wlong-long): Init to -1.
12011 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
12012 and front-end warn_long_long. Wlong-long only depends on other
12013 flags if it is uninitialized.
12014 * c-parser.c (disable_extension_diagnostics): warn_long_long is
12015 the same for CPP and FE.
12016 (restore_extension_diagnostics): Likewise.
12018 2009-04-20 Ian Lance Taylor <iant@google.com>
12020 Fix enum conversions which are invalid in C++:
12021 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
12022 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
12023 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
12024 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
12025 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
12026 (dbxout_parms): Likewise.
12027 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
12028 (df_clear_flags): Likewise.
12029 * df-problems.c (df_rd_bb_local_compute_process_def): Change
12030 top_flag parameter to int.
12031 (df_chain_create_bb_process_use): Likewise.
12032 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
12034 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
12035 (df_ref_create_structure, df_def_record_1): Likewise.
12036 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
12037 (df_notes_rescan): Change 0 to VOIDmode in function call.
12038 (df_get_call_refs, df_insn_refs_collect): Likewise.
12039 (df_bb_regs_collect): Likewise.
12040 (df_entry_block_defs_collect): Likewise.
12041 (df_exit_block_uses_collect): Likewise.
12042 * df.h: Update declarations.
12043 * double-int.c (double_int_divmod): Add cast to enum type.
12044 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
12045 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
12046 (based_loc_descr): Likewise.
12047 (loc_descriptor_from_tree_1): Change first_op and second_op to
12048 enum dwarf_location_atom. Add cast to enum type.
12049 * expmed.c (init_expmed): Change 0 to SET in function call.
12050 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
12051 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
12052 (do_store_flag): Likewise.
12053 * fixed-value.h (struct fixed_value): Change mode to enum
12055 * function.c (assign_parms): Change 0 to VOIDmode in function call.
12056 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
12058 (insert_insn_decl, insert_decl, insert_state): Likewise.
12059 (automata_list_finish): Likewise.
12060 * genrecog.c (process_define_predicate): Add cast to enum type.
12061 * gensupport.c (init_predicate_table): Add cast to enum type.
12062 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
12064 (gimple_build_call_1, gimple_build_label): Likewise.
12065 (gimple_build_goto, gimple_build_asm_1): Likewise.
12066 (gimple_build_switch_1, gimple_build_cdt): Likewise.
12067 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
12068 (enum fallback): Rename from enum fallback_t.
12069 (fallback_t): Typedef as int.
12070 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
12071 GSI_SAME_STMT in function call.
12072 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
12074 (setup_reg_class_relations): Likewise.
12075 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
12076 (setup_prohibited_class_mode_regs): Add cast to enum type.
12077 (setup_prohibited_mode_move_regs): Likewise.
12078 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
12079 (record_address_regs): Change i to enum reg_class.
12080 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
12081 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
12082 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
12083 (GET_MODE_2XWIDER_MODE): Likewise.
12084 (GET_CLASS_NARROWEST_MODE): Likewise.
12085 * omp-low.c (expand_omp_for): Add cast to enum type.
12086 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
12087 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
12088 * postreload.c (reload_cse_simplify_operands): Change rclass local
12090 * predict.c (combine_predictions_for_insn): Change best_predictor
12091 and predictor to enum br_predictor.
12092 (combine_predictions_for_bb): Likewise.
12093 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
12094 use SET_PREDICT_EXPR_OUTCOME.
12095 * real.c (real_arithmetic): Change icode to code in function call.
12096 * reginfo.c (init_move_cost): Add casts to enum type.
12097 (init_reg_sets_1, init_fake_stack_mems): Likewise.
12098 * regmove.c (regclass_compatible_p): Change class0 and class1 to
12100 * reload.c (find_valid_class): Add casts to enum type.
12101 (push_reload): Change 0 to NO_REGS in function call.
12102 (find_reloads): Change this_alternative to array of enum
12103 reg_class. Remove some now-unnecessary casts.
12104 (make_memloc): Change 0 to VOIDmode in function call.
12105 * reload1.c (reload): Change 0 to VOIDmode in function call.
12106 (eliminate_regs_1, elimination_effects): Likewise.
12107 (eliminate_regs_in_insn): Likewise.
12108 (emit_input_reload_insns): Add cast to enum type.
12109 (delete_output_reload): Change 0 to VOIDmode in function call.
12110 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
12111 to enum type in function call.
12112 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
12113 (SET_PREDICT_EXPR_OUTCOME): Define.
12114 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
12115 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
12116 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
12117 (dump_function): Likewise.
12118 * tree-dump.h: Update declarations.
12119 * tree-pass.h: Update declarations.
12120 * varasm.c (assemble_integer): Change mclass to enum mode_class.
12121 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
12123 (arm_rtx_costs_1): Correct parenthesization.
12124 (arm_rtx_costs): Add casts to enum type.
12125 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
12126 (vfp_emit_fstmd): Use add_rg_note.
12127 (emit_multi_reg_push, emit_sfm): Likewise.
12128 (thumb_set_frame_pointer): Likewise.
12129 (arm_expand_prologue): Likewise.
12130 (arm_regno_class): Change return type to enum reg_class.
12131 (thumb1_expand_prologue): Use add_reg_note.
12132 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
12133 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
12135 * config/arm/gentune.sh: Add cast to enum type.
12136 * config/arm/arm-tune.md: Rebuild.
12137 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
12138 (ix86_split_fp_branch, predict_jump): Likewise.
12139 (ix86_expand_multi_arg_builtin): Change sub_code from enum
12140 insn_code to enum rtx_code.
12141 (ix86_builtin_vectorized_function): Add cast to enum type.
12142 * config/i386/i386.md (truncdfsf2): Change slot to enum
12144 (truncxf<mode>2, isinf<mode>2): Likewise.
12145 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
12147 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
12148 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
12149 (insert_bundle_state): Change 1 to INSERT in function call.
12150 (ia64_add_bundle_selector_before): Likewise.
12151 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
12152 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
12153 (restore_stack_nonlocal): Likewise.
12154 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
12156 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
12158 (mips_rtx_costs): Likewise.
12159 (mips_override_options): Add casts to enum type.
12160 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
12162 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
12163 (store_reg, set_reg_plus_d): Likewise.
12164 (hppa_expand_prologue, hppa_profile_hook): Likewise.
12165 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
12167 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
12169 (emit_unlikely_jump): Use add_reg_note.
12170 (rs6000_emit_allocate_stack): Likewise.
12171 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
12172 (output_toc): Change 1 to INSERT in function call.
12173 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
12174 (rs6000_initialize_trampoline): Likewise.
12175 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
12177 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
12178 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
12179 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
12180 (save_gprs): Use add_reg_note.
12181 (s390_emit_prologue): Likewise.
12182 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
12183 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
12184 (sparc_fold_builtin): Add cast to enum type.
12185 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
12187 (spu_expand_prologue): Use add_reg_note.
12188 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
12190 2009-04-20 Ian Lance Taylor <iant@google.com>
12192 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
12193 (c_parser_postfix_expression_after_primary): Get VEC for list of
12194 arguments. Get original types of arguments. Call
12195 build_function_call_vec.
12196 (cached_expr_list_1, cached_expr_list_2): New static variables.
12197 (c_parser_expr_list): Change return type to VEC *. Add
12198 p_orig_types parameter. Change all callers.
12199 (c_parser_release_expr): New static function.
12200 (c_parser_vec_to_tree_list): New static function.
12201 * c-typeck.c (build_function_call): Rewrite to build a VEC and
12202 call build_function_call_vec.
12203 (build_function_call_vec): New function, based on old
12204 build_function_call.
12205 (convert_arguments): Remove nargs and argarray parameters. Change
12206 values to a VEC. Add origtypes parameter.
12207 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
12208 (convert_for_assignment): Add origtype parameter. Change all
12209 callers. If warn_cxx_compat, check for conversion to an enum
12210 type when calling a function.
12211 (store_init_value): Add origtype parameter. Change all callers.
12212 (digest_init): Likewise.
12213 (struct init_node): Add origtype field.
12214 (add_pending_init): Add origtype parameter. Change all callers.
12215 (output_init_element): Likewise.
12216 (output_pending_init_elements): Pass origtype from init_node to
12217 output_init_element.
12218 (process_init_element): Pass origtype from c_expr to
12219 output_init_element.
12220 (c_finish_return): Add origtype parameter. Change all callers.
12221 * c-common.c (sync_resolve_size): Change params to VEC *. Change
12223 (sync_resolve_params): Likewise.
12224 (sync_resolve_return): Change params to first_param. Change caller.
12225 (resolve_overloaded_builtins): Change params to VEC *. Change
12226 callers. Save first parameter around call to build_function_call_vec.
12227 * c-decl.c (finish_decl): Add origtype parameter. Change all
12228 callers. Call build_function_call_vec rather than
12229 build_function_call for cleanup.
12230 * c-tree.h: Update declarations.
12231 * c-common.h: Update declarations.
12232 * stub-objc.c (objc_rewrite_function_call): Change parameter from
12233 params to first_param.
12234 * target.h (struct gcc_target): Change resolve_overloaded_builtin
12235 params parameter from tree to void *.
12236 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12237 Change arglist parameter to have type void *, and to be a pointer
12239 * config/rs6000/rs6000-protos.h
12240 (altivec_resolve_overloaded_builtin): Update declaration.
12241 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
12242 fnargs parameter to have type void *, and to be a pointer to a
12243 VEC. Call build_function_call_vec instead of
12244 build_function_call.
12245 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
12247 2009-04-20 Joey Ye <joey.ye@intel.com>
12248 Xuepeng Guo <xuepeng.guo@intel.com>
12249 H.J. Lu <hongjiu.lu@intel.com>
12251 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
12253 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
12254 (IX86_LEA_PRIORITY): Likewise.
12255 (distance_non_agu_define): New function.
12256 (distance_agu_use): Likewise.
12257 (ix86_lea_for_add_ok): Likewise.
12258 (ix86_dep_by_shift_count): Likewise.
12260 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
12261 should split for LEA.
12263 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
12265 (ix86_dep_by_shift_count): Likewise.
12267 2009-04-20 Richard Guenther <rguenther@suse.de>
12269 * expr.c (handled_component_p): Move ...
12270 * tree.h (handled_component_p): ... here.
12271 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
12272 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
12273 and REALPART_EXPR to be in one group.
12275 2009-04-20 Richard Guenther <rguenther@suse.de>
12277 * basic-block.h (get_all_dominated_blocks): Declare.
12278 * dominance.c (get_all_dominated_blocks): New function.
12279 * tree-cfg.c (get_all_dominated_blocks): Remove.
12280 (remove_edge_and_dominated_blocks): Adjust.
12281 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
12282 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
12283 instead of recursing.
12285 2009-04-20 Doug Kwan <dougkwan@google.com>
12287 * cgraph.h (cgraph_node_ptr): New type for vector functions.
12288 (struct cgraph_node_set_def): New type.
12289 (cgraph_node_set) New type. Also declare vector functions.
12290 (struct cgraph_node_set_element_def): New type.
12291 (cgraph_node_set_element): Ditto.
12292 (cgraph_node_set_iterator): New iterator type.
12293 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
12294 cgraph_node_set_remove, dump_cgraph_node_set,
12295 debug_cgraph_node_set): New prototypes.
12296 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
12297 cgraph_node_set_size): New inlines.
12298 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
12299 including cgraph.h.
12300 (struct ipa_opt_pass): Add struct cgraph_node_set_def
12301 argument to function 'write_summary'.
12302 * ipa.c: Include ggc.h.
12303 (hash_cgraph_node_set_element,
12304 eq_cgraph_node_set_element, cgraph_node_set_new,
12305 cgraph_node_set_add, cgraph_node_set_remove,
12306 cgraph_node_set_find, dump_cgraph_node_set,
12307 debug_cgraph_node_set): New functions.
12308 * Makefile.in (ipa.o): Add dependency on GGC_H.
12310 2009-04-20 Ira Rosen <irar@il.ibm.com>
12312 PR tree-optimization/39675
12313 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
12314 check of the return code of vect_schedule_slp. Check that
12315 stmt_vec_info still exists for the statement, before checking its
12316 vectorization type.
12318 2009-04-20 Michael Matz <matz@suse.de>
12320 * Makefile.in (generated_files): Take out $(simple_generated_c).
12322 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
12324 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
12325 (UINTPTR_TYPE): Likewise.
12327 2009-04-19 Joseph Myers <joseph@codesourcery.com>
12330 * c-typeck.c (digest_init): Check for initializing an array with a
12333 2009-04-19 Joseph Myers <joseph@codesourcery.com>
12336 * c-semantics.c (pop_stmt_list): Propagate
12337 STATEMENT_LIST_HAS_LABEL to parent statement list.
12339 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
12341 * config/mips/mips.h (mips_tune_attr): New macro.
12342 * config/mips/mips.md (cpu): Use it.
12344 2009-04-19 Joseph Myers <joseph@codesourcery.com>
12347 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
12350 2009-04-19 Diego Novillo <dnovillo@google.com>
12352 * toplev.c (compile_file): Move call to coverage_finish ...
12353 * cgraphunit.c (ipa_passes): ... here.
12354 Call cgraph_process_new_functions.
12355 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
12356 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
12358 2009-04-19 Jan Hubicka <jh@suse.cz>
12360 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
12362 (dump_cgraph_node): Dump can throw external flag.
12363 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
12365 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
12369 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
12370 * common.opt (Wlogical-op): Move from here...
12371 * c.opt (Wlogical-op): ... to here.
12372 * c-typeck.c (parser_build_binary_op): Update call to
12373 warn_logical_operator.
12374 * c-opts.c (c_common_post_options): Enable warn_logical_op with
12376 * c-common.c (warn_logical_op): Update.
12377 * c-common.h (warn_logical_op): Update declaration.
12379 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
12381 * tree.c (protected_set_expr_location): Fix formatting.
12383 2009-04-18 Joseph Myers <joseph@codesourcery.com>
12386 * c-typeck.c (readonly_warning): new.
12387 (build_unary_op, build_modify_expr): Use readonly_warning for
12388 storing into something readonly but not const-qualified.
12390 2009-04-18 Joseph Myers <joseph@codesourcery.com>
12393 * c-typeck.c (build_unary_op): Check for taking address of
12394 expression of type void.
12396 2009-04-18 Joseph Myers <joseph@codesourcery.com>
12399 * c-typeck.c (build_function_call): Check for calling a function
12400 with qualified void return types. Call require_complete_type when
12403 2009-04-18 Jan Hubicka <jh@suse.cz>
12405 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
12407 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
12408 can_throw_external flag.
12409 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
12410 * ipa-pure-const.c (ignore_edge): New function.
12411 (propagate): Compute order for NOTHROW computation; set NOTHROWs
12412 only over can_throw_external edges.
12413 (local_pure_const): Add nothrow flag.
12414 * ipa-utils.c (searchc): Add ignore_edge callback.
12415 (ipa_utils_reduced_inorder): Add ignore_edge callback.
12416 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
12417 (set_nothrow_function_flags): Update cgraph.
12418 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
12420 2009-04-18 Richard Guenther <rguenther@suse.de>
12422 PR middle-end/39804
12423 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
12424 (fold_stmt): ... this and ...
12425 (fold_stmt_inplace): ... this.
12426 (fold_stmt_1): Fold references in calls and asms.
12427 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
12429 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12431 * tree-vrp.c (ssa_name_nonzero_p): Remove.
12432 * tree.h: Remove the prototype for ssa_name_nonzero_p.
12434 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12436 * tree.c (function_args_count): Remove.
12437 * tree.h: Remove the prototype for function_args_count.
12439 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12441 * tree-iterator.c (expr_only): Remove.
12442 * tree.h: Remove the prototype for expr_only.
12444 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12446 * reginfo.c (cannot_change_mode_set_regs): Remove.
12447 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
12449 2009-04-08 Anatoly Sokolov <aesok@post.ru>
12451 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
12452 whether operands 0 and 1 overlaps.
12454 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
12456 PR middle-end/36902
12457 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
12458 pointer. Use warning_at instead of warning.
12459 (search_for_addr_array): Likewise.
12460 (check_array_bounds): Likewise.
12461 (check_all_array_refs): Check that the incoming edge is not in the
12462 list of edges to be removed.
12463 (check_all_array_refs): Avoid the temporal pointer.
12464 (vrp_visit_cond_stmt): Fix typo.
12465 (simplify_switch_using_ranges): Handle the case where the switch
12466 index is an integer constant.
12468 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
12470 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
12472 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12474 * doc/extend.texi, doc/invoke.texi: Fix typos.
12476 2009-04-17 Cary Coutant <ccoutant@google.com>
12478 * tree-flow-inline.h (get_lineno): Fix inverted test.
12480 2009-04-17 Diego Novillo <dnovillo@google.com>
12482 * tree-ssa-pre.c (create_expression_by_pieces): Remove
12483 assertion for AVAIL_OUT.
12485 2009-04-17 Mike Frysinger <vapier@gentoo.org>
12488 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
12489 * config/sh/linux-atomic.asm: Likewise.
12491 2009-04-17 Diego Novillo <dnovillo@google.com>
12493 * except.c (debug_eh_tree): New.
12494 (struct eh_region, struct eh_status): Move ...
12495 * except.h: ... here.
12496 (add_type_for_runtime): Declare extern.
12497 (lookup_type_for_runtime): Likewise.
12498 (debug_eh_tree): Declare.
12499 * Makefile.in (GTFILES): List except.h before except.c
12501 2009-04-17 Diego Novillo <dnovillo@google.com>
12503 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
12504 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
12505 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
12506 (find_vars_r): ... here.
12507 * tree-flow.h (find_referenced_vars_in): Declare.
12508 * tree-ssa-pre.c (create_expression_by_pieces): Assert
12509 that AVAIL_OUT exists for BLOCK.
12510 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
12511 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
12512 (tree-parloops.o): Likewise.
12514 2009-04-17 Simon Baldwin <simonb@google.com>
12516 * toplev.c (default_tree_printer): Add handling for %E format.
12518 2009-04-17 Diego Novillo <dnovillo@google.com>
12520 * tree-pretty-print.c (dump_generic_node): Add break after
12521 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
12522 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
12523 FUNCTION_TYPE together. Call print_struct_decl when printing
12524 structures and TDF_SLIM is not given.
12525 (print_struct_decl): Fix logic for detecting recursion.
12527 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
12530 * gcc.c (create_at_file): New.
12531 (compile_input_file_p): New.
12532 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
12533 * main.c (main): Update call to toplev_main.
12534 * toplev.c (toplev_main): Change signature. Call expandargv.
12535 * toplev.h (toplev_main): Change signature.
12537 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
12539 * dwarf2out.c (field_byte_offset): Use the type size as the field size
12540 if the latter is not constant.
12542 2009-04-17 David Edelsohn <edelsohn@gnu.org>
12544 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
12546 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
12548 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
12549 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
12551 2009-04-17 Richard Guenther <rguenther@suse.de>
12553 * tree-ssa-structalias.c (get_constraint_for_component_ref):
12554 Handle component references view-converting an invariant address.
12556 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
12558 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
12559 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
12560 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
12561 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
12562 Use @deftypevr rather than @deftypevar.
12564 2009-04-17 Richard Guenther <rguenther@suse.de>
12566 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
12567 (get_prop_source_stmt): Likewise.
12568 (can_propagate_from): Likewise.
12570 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
12572 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
12573 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
12574 (--with-multilib-list): Add default value.
12575 * configure: Regenerate.
12576 * Makefile.in (TM_ENDIAN_CONFIG): Define.
12577 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
12578 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
12579 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
12580 Don't add default cpu to multilib list unnecessarily, but do enable
12581 the relevant compiler option..
12582 Add support for --with-multilib-list=<blank> and
12583 --with-multilib-list=!<somelib> to supress unwanted multilibs.
12584 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
12585 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
12586 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
12587 TM_MULTILIB_CONFIG.
12588 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
12589 (MULTILIB_OSDIRNAMES): New variable.
12590 * config/sh/t-1e: Delete file.
12591 * config/sh/t-mlib-sh1: Delete file.
12592 * config/sh/t-mlib-sh2: Delete file.
12593 * config/sh/t-mlib-sh2a: Delete file.
12594 * config/sh/t-mlib-sh2a-nofpu: Delete file.
12595 * config/sh/t-mlib-sh2a-single: Delete file.
12596 * config/sh/t-mlib-sh2a-single-only: Delete file.
12597 * config/sh/t-mlib-sh2e: Delete file.
12598 * config/sh/t-mlib-sh3e: Delete file.
12599 * config/sh/t-mlib-sh4: Delete file.
12600 * config/sh/t-mlib-sh4-nofpu: Delete file.
12601 * config/sh/t-mlib-sh4-single: Delete file.
12602 * config/sh/t-mlib-sh4-single-only: Delete file.
12603 * config/sh/t-mlib-sh4a: Delete file.
12604 * config/sh/t-mlib-sh4a-nofpu: Delete file.
12605 * config/sh/t-mlib-sh4a-single: Delete file.
12606 * config/sh/t-mlib-sh4a-single-only: Delete file.
12607 * config/sh/t-mlib-sh4al: Delete file.
12608 * config/sh/t-mlib-sh5-32media: Delete file.
12609 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
12610 * config/sh/t-mlib-sh5-64media: Delete file.
12611 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
12612 * config/sh/t-mlib-sh5-compact: Delete file.
12613 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
12614 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
12615 * doc/install.texi (Options specification): Add
12616 --with-multilib-list and --with-endian.
12618 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
12620 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
12622 (OBJS-common): Add plugin-version.o.
12623 (plugin-version.o): New.
12624 * gcc-plugin.h (plugin_gcc_version): New.
12625 (plugin_default_version_check): New.
12626 (plugin_init_func, plugin_init): Add version argument.
12627 * plugin-version.c: New.
12628 * plugin.c (str_plugin_gcc_version_name): New.
12629 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
12630 pass it to the init function.
12631 (plugin_default_version_check): New.
12633 2009-04-17 Richard Guenther <rguenther@suse.de>
12635 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
12636 for decl-vs-decl disambiguation.
12638 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
12640 * config/s390/s390.h (s390_tune_attr): New macro definition.
12641 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
12643 2009-04-17 Richard Guenther <rguenther@suse.de>
12645 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
12646 (fold_stmt_r): Likewise.
12647 (maybe_fold_reference): New function.
12648 (fold_gimple_assign): Handle cases fold_stmt_r did.
12649 (fold_stmt): Do not use fold_stmt_r.
12650 (fold_stmt_inplace): Likewise.
12652 2009-04-17 Richard Guenther <rguenther@suse.de>
12654 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
12655 (record_equivalences_from_stmt): Remove useless checks and
12657 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
12658 the type is already suitable.
12660 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
12662 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
12664 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
12666 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
12667 (CMPtype): Define as __gcc_CMPtype.
12669 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
12671 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
12672 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
12674 2009-04-17 Richard Guenther <rguenther@suse.de>
12676 PR tree-optimization/39746
12677 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
12678 special-casing for builtins and static variable use/def.
12679 (call_may_clobber_ref_p_1): Likewise.
12681 2009-04-16 Ian Lance Taylor <iant@google.com>
12683 * df.h: Include "timevar.h".
12684 (struct df_problem): Change tv_id field to timevar_id_t.
12685 * tree-pass.h: Include "timevar.h".
12686 (struct opt_pass): Change tv_id field to timevar_id_t.
12687 * timevar.h (timevar_id_t): Define TV_NONE.
12688 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
12689 TV_NONE rather than tv_id != 0.
12690 (execute_one_pass): Likewise.
12691 * Makefile.in (DF_H): Add $(TIMEVAR_H).
12692 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
12693 dependencies to $(TREE_PASS_H).
12694 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
12696 (pass_branch_target_load_optimize2): Likewise.
12697 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
12698 (pass_outof_cfg_layout_mode): Likewise.
12699 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
12700 (pass_rebuild_cgraph_edges): Likewise.
12701 (pass_remove_cgraph_callee_edges): Likewise.
12702 * df-core.c (pass_df_initialize_opt): Likewise.
12703 (pass_df_initialize_no_opt): Likewise.
12704 (pass_df_finish): Likewise.
12705 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
12706 * except.c (pass_set_nothrow_function_flags): Likewise.
12707 (pass_convert_to_eh_region_ranges): Likewise.
12708 * final.c (pass_compute_alignments): Likewise.
12709 * function.c (pass_instantiate_virtual_regs): Likewise.
12710 (pass_init_function): Likewise.
12711 (pass_leaf_regs): Likewise.
12712 (pass_match_asm_constraints): Likewise.
12713 * gimple-low.c (pass_lower_cf): Likewise.
12714 (pass_mark_used_blocks): Likewise.
12715 * init-regs.c (pass_initialize_regs): Likewise.
12716 * integrate.c (pass_initial_value_sets): Likewise.
12717 * ira.c (pass_ira): Likewise.
12718 * jump.c (pass_cleanup_barriers): Likewise.
12719 * omp-low.c (pass_expand_omp): Likewise.
12720 (pass_lower_omp): Likewise.
12721 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
12722 * recog.c (pass_split_all_insns): Likewise.
12723 (pass_split_after_reload): Likewise.
12724 (pass_split_before_regstack): Likewise.
12725 (pass_split_before_sched2): Likewise.
12726 (pass_split_for_shorten_branches): Likewise.
12727 * reginfo.c (pass_reginfo_init): Likewise.
12728 (pass_subregs_of_mode_init): Likewise.
12729 (pass_subregs_of_mode_finish): Likewise.
12730 * passes.c (pass_postreload): Likewise.
12731 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
12732 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
12733 (pass_warn_function_return): Likewise.
12734 (pass_warn_function_noreturn): Likewise.
12735 * tree-complex.c (pass_lower_complex): Likewise.
12736 (pass_lower_complex_O0): Likewise.
12737 * tree-if-conv.c (pass_if_conversion): Likewise.
12738 * tree-into-ssa.c (pass_build_ssa): Likewise.
12739 * tree-mudflap.c (pass_mudflap_1): Likewise.
12740 (pass_mudflap_2): Likewise.
12741 * tree-nomudflap.c (pass_mudflap_1): Likewise.
12742 (pass_mudflap_2): Likewise.
12743 * tree-nrv.c (pass_return_slot): Likewise.
12744 * tree-object-size.c (pass_object_sizes): Likewise.
12745 * tree-optimize.c (pass_all_optimizations): Likewise.
12746 (pass_early_local_passes): Likewise.
12747 (pass_all_early_optimizations): Likewise.
12748 (pass_cleanup_cfg): Likewise.
12749 (pass_cleanup_cfg_post_optimizing): Likewise.
12750 (pass_free_datastructures): Likewise.
12751 (pass_free_cfg_annotations): Likewise.
12752 (pass_fixup_cfg): Likewise.
12753 (pass_init_datastructures): Likewise.
12754 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
12755 (pass_late_warn_uninitialized): Likewise.
12756 (pass_update_address_taken): Likewise.
12757 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
12758 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
12759 (pass_cse_sincos): Likewise.
12760 (pass_convert_to_rsqrt): Likewise.
12761 * tree-ssa-structalias.c (pass_build_alias): Likewise.
12762 * tree-stdarg.c (pass_stdarg): Likewise.
12763 * tree-tailcall.c (pass_tail_recursion): Likewise.
12764 (pass_tail_calls): Likewise.
12765 * tree-vect-generic.c (pass_lower_vector): Likewise.
12766 (pass_lower_vector_ssa): Likewise.
12767 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
12769 2009-04-16 Joseph Myers <joseph@codesourcery.com>
12771 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
12773 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
12775 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
12776 logical and signext.
12778 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
12781 * config/sh/predicates.md (arith_operand): Check if the operand
12782 of TRUNCATE is a REG.
12784 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12786 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
12787 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
12789 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12791 * tree-iterator.c (tsi_split_statement_list_after,
12792 tsi_split_statement_list_before): Remove.
12793 * tree-iterator.h: Remove the prototypes for
12794 tsi_split_statement_list_after and tsi_split_statement_list_before.
12796 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12798 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
12799 * tree-ssa-propagate.h: Remove the prototype for
12800 stmt_makes_single_load.
12802 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12804 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
12805 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
12807 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12809 * tree-iterator.c (EXPR_LAST_BODY): Remove.
12811 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12813 * except.c (eh_region_outer_p): Remove.
12814 * except.h: Remove the prototype for eh_region_outer_p.
12816 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12818 * function.c (current_function_assembler_name): Remove.
12819 * function.h: Remove the prototype for
12820 current_function_assembler_name.
12822 2009-04-16 Ian Lance Taylor <iant@google.com>
12824 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
12825 (add_reg_note): Call alloc_reg_note.
12826 * rtl.h (alloc_reg_note): Declare.
12827 * combine.c (try_combine): Use alloc_reg_note.
12828 (recog_for_combine, move_deaths): Likewise.
12829 (distribute_notes): Use alloc_reg_note and add_reg_note.
12830 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
12831 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
12832 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
12834 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
12836 PR rtl-optimization/39762
12837 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
12838 ira_may_move_out_cost): Add comments about way of their usage.
12839 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
12841 * ira-conflicts.c (process_regs_for_copy): Use function
12842 ira_get_register_move_cost instead of global
12843 ira_register_move_cost.
12845 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
12846 color_pass, move_spill_restore, update_curr_costs): Ditto.
12848 * ira-lives.c (process_single_reg_class_operands): Ditto.
12850 * ira-emit.c (emit_move_list): Ditto.
12852 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
12853 (record_reg_classes): Ditto. Use functions
12854 ira_get_register_move_cost and ira_get_may_move_cost instead of
12855 global vars ira_register_move_cost, ira_may_move_out_cost and
12856 ira_may_move_in_cost.
12857 (record_address_regs): Don't call ira_init_register_move_cost.
12858 Use function ira_get_may_move_cost instead of global
12859 ira_may_move_in_cost.
12860 (process_bb_node_for_hard_reg_moves): Use function
12861 ira_get_register_move_cost instead of global ira_register_move_cost.
12862 (ira_costs): Don't call ira_init_register_move_cost.
12864 2009-04-16 Richard Guenther <rguenther@suse.de>
12866 * tree-cfg.c (verify_gimple_assign_binary):
12867 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
12868 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
12869 (create_general_new_stmt): Note that this function is broken.
12871 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12873 * common.opt (fhelp): Add Var(help_flag).
12874 * gcc-plugin.h (plugin_info): Add help.
12875 * plugin.c (plugin_name_args): Add help.
12876 (register_plugin_info): Set plugin->help.
12877 (print_help_one_plugin): New.
12878 (print_plugins_help): New.
12879 * plugin.h (print_plugins_help): New.
12880 * toplev.c (toplev_main): Call print_plugins_help if needed.
12882 2009-04-16 Richard Guenther <rguenther@suse.de>
12884 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
12885 (gimple_ior_addresses_taken_1): New function.
12886 (gimple_ior_addresses_taken): Likewise.
12887 * gimple.h (struct gimple_statement_with_ops_base): Remove
12888 addresses_taken member.
12889 (gimple_ior_addresses_taken): Declare.
12890 (gimple_addresses_taken, gimple_addresses_taken_ptr,
12891 gimple_set_addresses_taken): Remove.
12892 * ipa-reference.c (mark_address): New function.
12893 (scan_stmt_for_static_refs): Use it for marking addresses taken.
12894 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
12895 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
12896 (gimple_add_to_addresses_taken): Remove.
12897 (get_tmr_operands): Call mark_address_taken.
12898 (get_asm_expr_operands): Likewise.
12899 (get_expr_operands): Likewise.
12900 (build_ssa_operands): Do not clear the addresses_taken bitmap.
12901 (free_stmt_operands): Do not free it.
12902 * tree-ssa.c (delete_tree_ssa): Likewise.
12903 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
12905 2009-04-16 Richard Guenther <rguenther@suse.de>
12907 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
12908 (walk_stmt_load_store_ops): Likewise.
12909 * gimple.c (get_base_loadstore): New function.
12910 (walk_stmt_load_store_addr_ops): Likewise.
12911 (walk_stmt_load_store_ops): Likewise.
12912 * ipa-pure-const.c (check_op): Simplify.
12913 (check_load, check_store): New functions.
12914 (check_stmt): Use walk_stmt_load_store_ops.
12915 * ipa-reference.c (mark_load): Adjust signature.
12916 (mark_store): Likewise.
12917 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
12919 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12921 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
12922 (plugin_info): New.
12923 * opts.c (common_handle_option): Don't call print_version.
12924 * plugin.c (plugin_name_args): Add version.
12925 (register_plugin_info): New.
12926 (register_callback): Handle PLUGIN_INFO.
12927 (try_init_one_plugin): New.
12928 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
12930 (finalize_one_plugin): New.
12931 (finalize_plugins): New.
12932 (print_one_plugin): New.
12933 (print_plugins_versions): New.
12934 * plugin.h (print_plugins_versions): New.
12935 (finalize_plugins): New.
12936 * toplev.c (compile_file): Don't call initialize_plugins.
12937 (print_version): Call print_plugins_versions.
12938 (toplev_main): Call initialize_plugins. Print version if needed.
12939 Call finalize_plugins.
12941 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12943 * common.opt (fversion): New.
12944 * gcc.c (print_version): New.
12945 (process_command): Don't print the version. Just set print_version.
12946 (main): Print version. Call subprocesses if print_version and
12947 verbose_flag are set.
12948 * opts.c (common_handle_option): Handle OPT_fversion.
12950 2009-04-16 Richard Guenther <rguenther@suse.de>
12951 Ira Rosen <irar@il.ibm.com>
12953 PR tree-optimization/39698
12954 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
12955 type of the reduction variable. Only generate the def if
12958 * omp-low.c (expand_omp_for_generic): When converting to a pointer
12959 make sure to first convert to an integer of the same precision.
12960 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
12961 the type of the evolution correctly in computing the new
12962 induction variable base.
12964 2009-04-16 Richard Guenther <rguenther@suse.de>
12966 PR middle-end/39625
12967 * tree-cfg.c (make_blocks): Split statements with to-be
12968 abnormal SSA names on the lhs.
12970 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
12972 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
12973 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
12974 * c-typeck.c (really_start_incremental_init): Likewise.
12975 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
12976 (TARGET_INITIALIZER): Remove it.
12977 * target.h (struct target): Remove vector_opaque_p.
12978 * tree.c (build_opaque_vector_type): New.
12979 * tree.h (TYPE_VECTOR_OPAQUE): New.
12980 (build_opaque_vector_type): Declare.
12981 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
12982 * config/rs6000/rs6000.c (build_opaque_vector_type,
12983 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
12984 (rs6000_init_builtins): Use build_opaque_vector_type for
12985 opaque_V4SI_type_node.
12987 2009-04-15 Catherine Moore <clm@codesourcery.com>
12989 * debug.h (set_name): Declare.
12990 * dwarf2out.c (dwarf2out_set_name): Declare.
12991 (dwarf2_debug_hooks): Add set_name.
12992 (find_AT_string): New.
12993 (add_AT_string): Call find_AT_string.
12994 (dwarf2out_set_name): New.
12995 * cp/decl.c (grokdeclarator): Call set_name.
12996 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
12997 * debug.c (do_nothing_debug_hooks): Likewise.
12998 * dbxout.c (dbx_debug_hooks): Likewise.
12999 * sdbout.c (sdb_debug_hooks): Likewise.
13001 2009-04-15 Michael Eager <eager@eagercon.com>
13003 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
13004 reg for single-precision FPU.
13005 * config/rs6000/rs6000.md (movsi_internal1): Only for
13006 !TARGET_SINGLE_FPU.
13007 (movsi_internal1_single): New. Add pattern to move SI values to/from
13008 single-precision FP regs.
13010 2009-04-15 Richard Guenther <rguenther@suse.de>
13012 * omp-low.c (lower_rec_input_clauses): Build correct address
13014 (expand_omp_for_generic): Fix multiplication type.
13015 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
13016 (generate_memset_zero): Fix types.
13017 * tree-profile.c (prepare_instrumented_value): Correctly
13020 2009-04-15 Ian Lance Taylor <iant@google.com>
13022 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
13023 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
13024 for -Wall and for -Wc++-compat.
13025 (c_common_post_options): For C++, set warn_enum_compare if not
13027 * c-tree.h (struct c_expr): Add field original_type.
13028 (build_external_ref): Update declaration.
13029 * c-parser.c (c_parser_braced_init): Set original_type.
13030 (c_parser_initelt): Likewise.
13031 (c_parser_expr_no_commas): Likewise.
13032 (c_parser_conditional_expression): Likewise.
13033 (c_parser_cast_expression): Likewise.
13034 (c_parser_unary_expression): Likewise. Pull setting of
13035 original_code to top of function.
13036 (c_parser_sizeof_expression): Set original_type.
13037 (c_parser_alignof_expression): Likewise.
13038 (c_parser_postfix_expression): Likewise. Pull setting of
13039 original_code to top of function.
13040 (c_parser_postfix_expression_after_paren_type): Set original_type.
13041 (c_parser_postfix_expression_after_primary): Likewise.
13042 (c_parser_expression): Likewise.
13043 * c-typeck.c (build_external_ref): Add type parameter. Change all
13045 (c_expr_sizeof_expr): Set original_type field.
13046 (parser_build_unary_op): Likewise.
13047 (parser_build_binary_op): Likewise. Optionally warn about
13048 comparisons of enums of different types.
13049 (digest_init): Set original_type field.
13050 (really_start_incremental_init): Likewise.
13051 (push_init_level, pop_init_level): Likewise.
13052 * doc/invoke.texi (Warning Options): -Wenum-compare now
13055 2009-04-15 Richard Guenther <rguenther@suse.de>
13057 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
13058 out a necessary conversion.
13059 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
13060 names we didn't value number.
13061 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
13063 2009-04-15 Richard Guenther <rguenther@suse.de>
13065 PR tree-optimization/39764
13066 * tree-ssa-ccp.c (get_value): Canonicalize value with
13067 canonicalize_float_value.
13069 2009-04-15 Jan Hubicka <jh@suse.cz>
13071 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
13072 Wrong version of patch.
13074 2009-04-15 Jan Hubicka <jh@suse.cz>
13076 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
13078 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
13080 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
13081 our distinct integral and vector types.
13083 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
13085 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
13086 * init.c (build_vtbl_address): Remove call to assemble_external.
13088 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
13090 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
13091 output for other floating point modes.
13093 2009-04-14 Diego Novillo <dnovillo@google.com>
13095 * diagnostic.c (diagnostic_report_diagnostic): Do not
13096 warn about loaded plugins for DK_ERROR and DK_WARNING.
13097 * c-decl.c (declspecs_add_type): Move call to
13098 invoke_plugin_callbacks ...
13099 * c-parser.c (c_parser_declspecs): ... here.
13100 * plugin.c (dump_active_plugins): Tidy output.
13102 2009-04-14 Diego Novillo <dnovillo@google.com>
13103 Le-Chun Wu <lcwu@google.com>
13105 * configure.ac: Add --enable-plugin support.
13106 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
13107 * Makefile.in (PLUGIN_H): Define.
13108 Export ENABLE_PLUGIN and GMPINC to site.exp.
13109 Add PLUGINLIBS to link command.
13110 Add/modify dependencies for plugin.o and files including plugin.h.
13112 * config.in: Regenerate.
13114 * opts.c (common_handle_option): Handle OPT_fplugin_ and
13117 2009-04-14 Le-Chun Wu <lcwu@google.com>
13119 * tree-pass.h (register_one_dump_file): Add a prototype for
13120 register_one_dump_file.
13121 * toplev.c (compile_file): Call initialize_plugins.
13122 (do_compile): Call invoke_plugin_callbacks.
13123 (toplev_main): Call invoke_plugin_callbacks.
13124 * common.opt: Add -fplugin= and -fplugin-arg-.
13125 * gcc-plugin.h: New public header file for plugins to include.
13126 * plugin.c: New source file.
13127 * plugin.h: New internal header file.
13128 * passes.c (register_one_dump_file): Make it external.
13130 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
13132 2009-04-14 Diego Novillo <dnovillo@google.com>
13134 * doc/plugins.texi: New.
13135 * doc/gccint.texi: Add reference to Plugins chapter.
13136 * doc/invoke.texi: Document -fplugin and -fplugin-arg
13137 * diagnostic.c (diagnostic_report_diagnostic): Warn about
13138 loaded plugins, if any.
13139 * timevar.def (TV_PLUGIN_INIT): Define.
13140 (TV_PLUGIN_RUN): Define.
13141 * plugin.c: Include timevar.h
13142 (plugins_active_p): New.
13143 (dump_active_plugins): New.
13144 (debug_active_plugins): New.
13146 2009-04-14 Joseph Myers <joseph@codesourcery.com>
13148 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
13150 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
13152 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
13154 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
13155 the same as a minus without a shift.
13157 2009-04-14 Nick Clifton <nickc@redhat.com>
13159 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
13160 comparisons with small integers will always produce a short
13163 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
13166 2008-12-19 Diego Novillo <dnovillo@google.com>
13168 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
13170 2009-04-14 Richard Guenther <rguenther@suse.de>
13172 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
13174 (verify_gimple_assign_binary): Likewise. Handle shifts and
13176 (verify_gimple_phi): Print the mismatched argument position.
13177 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
13179 (vect_update_init_of_dr): Likewise.
13180 * matrix-reorg.c (transform_access_sites): Do what the
13182 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
13184 2009-04-13 Michael Eager <eager@eagercon.com>
13186 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
13187 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
13188 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
13189 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
13190 remove duplicate config
13192 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13194 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
13195 file_name:line_number type locator of the call site.
13197 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
13199 * genautomata.c: Put blank after comma.
13200 (automaton_decls): New.
13201 (struct unit_usage): Add comments to member next.
13202 (store_alt_unit_usage): Keep the list ordered.
13203 (unit_present_on_list_p, equal_alternatives_p): New.
13204 (check_regexp_units_distribution): Check units distribution
13205 correctness correctly.
13206 (main): Don't write automata if error is found. Return correct
13209 * config/m68k/cf.md (cfv4_ds): Remove.
13210 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
13211 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
13213 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
13214 power4-load-ext, power4-store, power4-store-update,
13215 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
13216 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
13217 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
13218 power4-sqrt, power4-isync): Modify reservation to make correct
13219 unit distribution to automata.
13221 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
13222 power5-store-update, power5-two, power5-three, power5-lmul,
13223 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
13225 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
13227 * except.c (pass_set_nothrow_function_flags): Set name and add
13229 (set_nothrow_function_flags): Mention in the dump file when
13230 changing a function to nothrow.
13232 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
13235 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
13236 instead of unsigned long.
13238 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13240 * config/arm/arm.c (return_used_this_function): Remove.
13241 (arm_output_function_prologue): Remove use of
13242 return_used_this_function.
13243 (output_return_instruction): Replace use of
13244 return_used_this_function
13245 by cfun->machine->return_used_this_function.
13246 (arm_output_epilogue): Likewise.
13247 (arm_output_function_epilogue): Likewise.
13248 (thumb_unexpanded_epilogue): Likewise.
13249 * config/arm/arm.h (struct machine_function):
13250 New member return_used_this_function.
13252 2009-04-12 Mark Mitchell <mark@codesourcery.com>
13254 * doc/install.texi: Correct description of default directory for
13255 --with-gxx-include-dir.
13257 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
13259 * fold-const.c (build_range_check): Properly deal with enumeral and
13260 boolean base types.
13262 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
13264 * doc/invoke.texi (max_gcse_passes): Remove documentation.
13265 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
13266 * params.h (MAX_GCSE_PASSES): Remove.
13267 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
13268 in sequence. Remove ability to run multiple passes.
13269 (bypass_jumps): Report run as third CPROP pass.
13271 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
13273 PR middle-end/39651
13274 * except.c (can_throw_external): Look at each insn in a SEQUENCE
13275 when deciding whether the whole SEQUENCE can throw.
13277 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
13280 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
13281 offseted label references.
13283 2009-04-11 Jan Hubicka <jh@suse.cz>
13285 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
13287 2009-04-11 Richard Guenther <rguenther@suse.de>
13289 PR middle-end/39732
13290 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
13291 return variables as TREE_ADDRESSABLE.
13293 2009-04-11 Richard Guenther <rguenther@suse.de>
13295 PR tree-optimization/39713
13296 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
13297 reference trees have SSA_NAME operands.
13299 2009-04-11 Richard Guenther <rguenther@suse.de>
13302 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
13303 address expressions.
13305 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
13307 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
13308 match changes in Cygwin 1.7
13309 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
13310 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
13312 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
13314 PR tree-optimization/39701
13315 * doc/invoke.texi (Optimization Options): Document change in
13316 meaning and initialization of -fdelete-null-pointer-checks.
13318 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
13320 PR middle-end/39701
13321 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
13323 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
13326 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
13328 2009-04-10 Chao-ying Fu <fu@mips.com>
13330 * doc/tm.texi (Instruction Output): Document
13331 TARGET_ASM_FINAL_POSTSCAN_INSN.
13332 * target.h (final_postscan_insn): New field in asm_out.
13333 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
13334 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
13335 * final.c (final_scan_insn): Call
13336 targetm.asm_out.final_postscan_insn after outputting
13337 an asm macro and a normal instruction.
13339 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
13340 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
13341 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
13342 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
13343 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
13345 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
13347 PR middle-end/39701
13348 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
13349 variables as non-NULL even with -fdelete-null-pointer-checks.
13351 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
13353 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
13355 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
13358 * config/i386/i386.c (classify_argument): Handle SCmode with
13359 (bit_offset % 64) != 0.
13361 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
13363 * doc/invoke.texi (Optimize Options): Add cross-reference to
13364 -Q --help=optimizers examples.
13366 2009-04-10 Ben Elliston <bje@au.ibm.com>
13369 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
13370 regalign for the reg == fpr and TDmode case.
13372 2009-04-09 David Ayers <ayers@fsfe.org>
13375 * objc/objc-act.c (warn_with_method): Remove helper function.
13376 (check_duplicates): Call warning and inform directly.
13377 (really_start_method): Likewise.
13379 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
13381 * expmed.c (expand_divmod): Always use a comparison for a division
13382 by a large unsigned integer.
13384 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
13385 for things others than variables or functions as nonzero.
13387 2009-04-09 Nick Clifton <nickc@redhat.com>
13389 * unwind-compat.c: Change copyright header to refer to version
13390 3 of the GNU General Public License with version 3.1 of the
13391 GCC Runtime Library Exception and to point readers at the
13392 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
13393 * config/alpha/crtfastmath.c: Likewise.
13394 * config/alpha/linux-unwind.h: Likewise.
13395 * config/alpha/qrnnd.asm: Likewise.
13396 * config/alpha/vms-crt0-64.c: Likewise.
13397 * config/alpha/vms-crt0.c: Likewise.
13398 * config/alpha/vms-dwarf2.asm: Likewise.
13399 * config/alpha/vms-dwarf2eh.asm: Likewise.
13400 * config/alpha/vms-psxcrt0-64.c: Likewise.
13401 * config/alpha/vms-psxcrt0.c: Likewise.
13402 * config/alpha/vms_tramp.asm: Likewise.
13403 * config/arc/initfini.c: Likewise.
13404 * config/arc/lib1funcs.asm: Likewise.
13405 * config/arm/bpabi-v6m.S: Likewise.
13406 * config/arm/bpabi.S: Likewise.
13407 * config/arm/bpabi.c: Likewise.
13408 * config/arm/crti.asm: Likewise.
13409 * config/arm/crtn.asm: Likewise.
13410 * config/arm/ieee754-df.S: Likewise.
13411 * config/arm/ieee754-sf.S: Likewise.
13412 * config/arm/lib1funcs.asm: Likewise.
13413 * config/arm/libunwind.S: Likewise.
13414 * config/arm/linux-atomic.c: Likewise.
13415 * config/arm/mmintrin.h: Likewise.
13416 * config/arm/pr-support.c: Likewise.
13417 * config/arm/unaligned-funcs.c: Likewise.
13418 * config/arm/unwind-arm.c: Likewise.
13419 * config/arm/unwind-arm.h: Likewise.
13420 * config/avr/libgcc.S: Likewise.
13421 * config/bfin/crti.s: Likewise.
13422 * config/bfin/crtlibid.s: Likewise.
13423 * config/bfin/crtn.s: Likewise.
13424 * config/bfin/lib1funcs.asm: Likewise.
13425 * config/bfin/linux-unwind.h: Likewise.
13426 * config/cris/arit.c: Likewise.
13427 * config/cris/cris_abi_symbol.c: Likewise.
13428 * config/darwin-64.c: Likewise.
13429 * config/darwin-crt2.c: Likewise.
13430 * config/darwin-crt3.c: Likewise.
13431 * config/darwin.h: Likewise.
13432 * config/dbxelf.h: Likewise.
13433 * config/dfp-bit.c: Likewise.
13434 * config/dfp-bit.h: Likewise.
13435 * config/elfos.h: Likewise.
13436 * config/fixed-bit.c: Likewise.
13437 * config/fixed-bit.h: Likewise.
13438 * config/fp-bit.c: Likewise.
13439 * config/fp-bit.h: Likewise.
13440 * config/fr30/crti.asm: Likewise.
13441 * config/fr30/crtn.asm: Likewise.
13442 * config/fr30/lib1funcs.asm: Likewise.
13443 * config/freebsd-spec.h: Likewise.
13444 * config/frv/cmovd.c: Likewise.
13445 * config/frv/cmovh.c: Likewise.
13446 * config/frv/cmovw.c: Likewise.
13447 * config/frv/frvbegin.c: Likewise.
13448 * config/frv/frvend.c: Likewise.
13449 * config/frv/lib1funcs.asm: Likewise.
13450 * config/glibc-stdint.h: Likewise.
13451 * config/h8300/clzhi2.c: Likewise.
13452 * config/h8300/crti.asm: Likewise.
13453 * config/h8300/crtn.asm: Likewise.
13454 * config/h8300/ctzhi2.c: Likewise.
13455 * config/h8300/fixunssfsi.c: Likewise.
13456 * config/h8300/lib1funcs.asm: Likewise.
13457 * config/h8300/parityhi2.c: Likewise.
13458 * config/h8300/popcounthi2.c: Likewise.
13459 * config/i386/ammintrin.h: Likewise.
13460 * config/i386/att.h: Likewise.
13461 * config/i386/avxintrin.h: Likewise.
13462 * config/i386/biarch64.h: Likewise.
13463 * config/i386/bmmintrin.h: Likewise.
13464 * config/i386/cpuid.h: Likewise.
13465 * config/i386/cross-stdarg.h: Likewise.
13466 * config/i386/crtfastmath.c: Likewise.
13467 * config/i386/crtprec.c: Likewise.
13468 * config/i386/cygming-crtbegin.c: Likewise.
13469 * config/i386/cygming-crtend.c: Likewise.
13470 * config/i386/cygwin.asm: Likewise.
13471 * config/i386/emmintrin.h: Likewise.
13472 * config/i386/gmm_malloc.h: Likewise.
13473 * config/i386/gthr-win32.c: Likewise.
13474 * config/i386/i386.h: Likewise.
13475 * config/i386/immintrin.h: Likewise.
13476 * config/i386/linux-unwind.h: Likewise.
13477 * config/i386/linux64.h: Likewise.
13478 * config/i386/mm3dnow.h: Likewise.
13479 * config/i386/mmintrin-common.h: Likewise.
13480 * config/i386/mmintrin.h: Likewise.
13481 * config/i386/nmmintrin.h: Likewise.
13482 * config/i386/pmm_malloc.h: Likewise.
13483 * config/i386/pmmintrin.h: Likewise.
13484 * config/i386/smmintrin.h: Likewise.
13485 * config/i386/sol2-c1.asm: Likewise.
13486 * config/i386/sol2-ci.asm: Likewise.
13487 * config/i386/sol2-cn.asm: Likewise.
13488 * config/i386/sol2-gc1.asm: Likewise.
13489 * config/i386/tmmintrin.h: Likewise.
13490 * config/i386/unix.h: Likewise.
13491 * config/i386/w32-unwind.h: Likewise.
13492 * config/i386/wmmintrin.h: Likewise.
13493 * config/i386/x86-64.h: Likewise.
13494 * config/i386/x86intrin.h: Likewise.
13495 * config/i386/xmmintrin.h: Likewise.
13496 * config/ia64/crtbegin.asm: Likewise.
13497 * config/ia64/crtend.asm: Likewise.
13498 * config/ia64/crtfastmath.c: Likewise.
13499 * config/ia64/crti.asm: Likewise.
13500 * config/ia64/crtn.asm: Likewise.
13501 * config/ia64/fde-glibc.c: Likewise.
13502 * config/ia64/lib1funcs.asm: Likewise.
13503 * config/ia64/linux-unwind.h: Likewise.
13504 * config/ia64/quadlib.c: Likewise.
13505 * config/ia64/unwind-ia64.c: Likewise.
13506 * config/linux.h: Likewise.
13507 * config/m32c/m32c-lib1.S: Likewise.
13508 * config/m32c/m32c-lib2-trapv.c: Likewise.
13509 * config/m32c/m32c-lib2.c: Likewise.
13510 * config/m32r/initfini.c: Likewise.
13511 * config/m68hc11/larith.asm: Likewise.
13512 * config/m68hc11/m68hc11-crt0.S: Likewise.
13513 * config/m68k/cf.md: Likewise.
13514 * config/m68k/crti.s: Likewise.
13515 * config/m68k/crtn.s: Likewise.
13516 * config/m68k/lb1sf68.asm: Likewise.
13517 * config/m68k/linux-unwind.h: Likewise.
13518 * config/mcore/crti.asm: Likewise.
13519 * config/mcore/crtn.asm: Likewise.
13520 * config/mcore/lib1.asm: Likewise.
13521 * config/mips/linux-unwind.h: Likewise.
13522 * config/mips/loongson.h: Likewise.
13523 * config/mips/mips16.S: Likewise.
13524 * config/mmix/crti.asm: Likewise.
13525 * config/mmix/crtn.asm: Likewise.
13526 * config/pa/fptr.c: Likewise.
13527 * config/pa/hpux-unwind.h: Likewise.
13528 * config/pa/lib2funcs.asm: Likewise.
13529 * config/pa/linux-atomic.c: Likewise.
13530 * config/pa/linux-unwind.h: Likewise.
13531 * config/pa/milli64.S: Likewise.
13532 * config/pa/quadlib.c: Likewise.
13533 * config/pa/stublib.c: Likewise.
13534 * config/picochip/libgccExtras/adddi3.asm: Likewise.
13535 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
13536 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
13537 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
13538 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
13539 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
13540 * config/picochip/libgccExtras/divmod15.asm: Likewise.
13541 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
13542 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
13543 * config/picochip/libgccExtras/longjmp.asm: Likewise.
13544 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
13545 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
13546 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
13547 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
13548 * config/picochip/libgccExtras/setjmp.asm: Likewise.
13549 * config/picochip/libgccExtras/subdi3.asm: Likewise.
13550 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
13551 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
13552 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
13553 * config/rs6000/750cl.h: Likewise.
13554 * config/rs6000/altivec.h: Likewise.
13555 * config/rs6000/biarch64.h: Likewise.
13556 * config/rs6000/crtresfpr.asm: Likewise.
13557 * config/rs6000/crtresgpr.asm: Likewise.
13558 * config/rs6000/crtresxfpr.asm: Likewise.
13559 * config/rs6000/crtresxgpr.asm: Likewise.
13560 * config/rs6000/crtsavfpr.asm: Likewise.
13561 * config/rs6000/crtsavgpr.asm: Likewise.
13562 * config/rs6000/darwin-asm.h: Likewise.
13563 * config/rs6000/darwin-fallback.c: Likewise.
13564 * config/rs6000/darwin-fpsave.asm: Likewise.
13565 * config/rs6000/darwin-ldouble.c: Likewise.
13566 * config/rs6000/darwin-tramp.asm: Likewise.
13567 * config/rs6000/darwin-unwind.h: Likewise.
13568 * config/rs6000/darwin-vecsave.asm: Likewise.
13569 * config/rs6000/darwin-world.asm: Likewise.
13570 * config/rs6000/e500crtres32gpr.asm: Likewise.
13571 * config/rs6000/e500crtres64gpr.asm: Likewise.
13572 * config/rs6000/e500crtres64gprctr.asm: Likewise.
13573 * config/rs6000/e500crtrest32gpr.asm: Likewise.
13574 * config/rs6000/e500crtrest64gpr.asm: Likewise.
13575 * config/rs6000/e500crtresx32gpr.asm: Likewise.
13576 * config/rs6000/e500crtresx64gpr.asm: Likewise.
13577 * config/rs6000/e500crtsav32gpr.asm: Likewise.
13578 * config/rs6000/e500crtsav64gpr.asm: Likewise.
13579 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
13580 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
13581 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
13582 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
13583 * config/rs6000/eabi-ci.asm: Likewise.
13584 * config/rs6000/eabi-cn.asm: Likewise.
13585 * config/rs6000/eabi.asm: Likewise.
13586 * config/rs6000/linux-unwind.h: Likewise.
13587 * config/rs6000/linux64.h: Likewise.
13588 * config/rs6000/paired.h: Likewise.
13589 * config/rs6000/paired.md: Likewise.
13590 * config/rs6000/ppc64-fp.c: Likewise.
13591 * config/rs6000/ppu_intrinsics.h: Likewise.
13592 * config/rs6000/rs6000.h: Likewise.
13593 * config/rs6000/si2vmx.h: Likewise.
13594 * config/rs6000/sol-ci.asm: Likewise.
13595 * config/rs6000/sol-cn.asm: Likewise.
13596 * config/rs6000/spe.h: Likewise.
13597 * config/rs6000/spu2vmx.h: Likewise.
13598 * config/rs6000/sysv4.h: Likewise.
13599 * config/rs6000/tramp.asm: Likewise.
13600 * config/rs6000/vec_types.h: Likewise.
13601 * config/s390/linux-unwind.h: Likewise.
13602 * config/s390/tpf-unwind.h: Likewise.
13603 * config/score/crti.asm: Likewise.
13604 * config/score/crtn.asm: Likewise.
13605 * config/sh/crt1.asm: Likewise.
13606 * config/sh/crti.asm: Likewise.
13607 * config/sh/crtn.asm: Likewise.
13608 * config/sh/divtab-sh4-300.c: Likewise.
13609 * config/sh/divtab-sh4.c: Likewise.
13610 * config/sh/divtab.c: Likewise.
13611 * config/sh/lib1funcs-4-300.asm: Likewise.
13612 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
13613 * config/sh/lib1funcs.asm: Likewise.
13614 * config/sh/lib1funcs.h: Likewise.
13615 * config/sh/linux-atomic.asm: Likewise.
13616 * config/sh/linux-unwind.h: Likewise.
13617 * config/sh/shmedia.h: Likewise.
13618 * config/sh/sshmedia.h: Likewise.
13619 * config/sh/ushmedia.h: Likewise.
13620 * config/sparc/crtfastmath.c: Likewise.
13621 * config/sparc/linux-unwind.h: Likewise.
13622 * config/sparc/sol2-c1.asm: Likewise.
13623 * config/sparc/sol2-ci.asm: Likewise.
13624 * config/sparc/sol2-cn.asm: Likewise.
13625 * config/spu/divmodti4.c: Likewise.
13626 * config/spu/divv2df3.c: Likewise.
13627 * config/spu/float_disf.c: Likewise.
13628 * config/spu/float_unsdidf.c: Likewise.
13629 * config/spu/float_unsdisf.c: Likewise.
13630 * config/spu/float_unssidf.c: Likewise.
13631 * config/spu/mfc_multi_tag_release.c: Likewise.
13632 * config/spu/mfc_multi_tag_reserve.c: Likewise.
13633 * config/spu/mfc_tag_release.c: Likewise.
13634 * config/spu/mfc_tag_reserve.c: Likewise.
13635 * config/spu/mfc_tag_table.c: Likewise.
13636 * config/spu/multi3.c: Likewise.
13637 * config/spu/spu_internals.h: Likewise.
13638 * config/spu/spu_intrinsics.h: Likewise.
13639 * config/spu/spu_mfcio.h: Likewise.
13640 * config/spu/vec_types.h: Likewise.
13641 * config/spu/vmx2spu.h: Likewise.
13642 * config/stormy16/stormy16-lib2.c: Likewise.
13643 * config/svr4.h: Likewise.
13644 * config/sync.c: Likewise.
13645 * config/v850/lib1funcs.asm: Likewise.
13646 * config/vxlib-tls.c: Likewise.
13647 * config/vxlib.c: Likewise.
13648 * config/vxworks-dummy.h: Likewise.
13649 * config/xtensa/crti.asm: Likewise.
13650 * config/xtensa/crtn.asm: Likewise.
13651 * config/xtensa/ieee754-df.S: Likewise.
13652 * config/xtensa/ieee754-sf.S: Likewise.
13653 * config/xtensa/lib1funcs.asm: Likewise.
13654 * config/xtensa/lib2funcs.S: Likewise.
13655 * config/xtensa/linux-unwind.h: Likewise.
13656 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
13657 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
13658 * coretypes.h: Likewise.
13659 * crtstuff.c: Likewise.
13660 * defaults.h: Likewise.
13661 * dwarf2.h: Likewise.
13662 * emutls.c: Likewise.
13663 * gbl-ctors.h: Likewise.
13664 * gcov-io.h: Likewise.
13665 * ginclude/float.h: Likewise.
13666 * ginclude/iso646.h: Likewise.
13667 * ginclude/stdarg.h: Likewise.
13668 * ginclude/stdbool.h: Likewise.
13669 * ginclude/stddef.h: Likewise.
13670 * ginclude/stdfix.h: Likewise.
13671 * ginclude/stdint-gcc.h: Likewise.
13672 * ginclude/tgmath.h: Likewise.
13673 * gthr-aix.h: Likewise.
13674 * gthr-dce.h: Likewise.
13675 * gthr-gnat.c: Likewise.
13676 * gthr-gnat.h: Likewise.
13677 * gthr-lynx.h: Likewise.
13678 * gthr-mipssde.h: Likewise.
13679 * gthr-nks.h: Likewise.
13680 * gthr-posix.c: Likewise.
13681 * gthr-posix.h: Likewise.
13682 * gthr-posix95.h: Likewise.
13683 * gthr-rtems.h: Likewise.
13684 * gthr-single.h: Likewise.
13685 * gthr-solaris.h: Likewise.
13686 * gthr-tpf.h: Likewise.
13687 * gthr-vxworks.h: Likewise.
13688 * gthr-win32.h: Likewise.
13689 * gthr.h: Likewise.
13690 * libgcc2.c: Likewise.
13691 * libgcc2.h: Likewise.
13692 * libgcov.c: Likewise.
13693 * tsystem.h: Likewise.
13694 * typeclass.h: Likewise.
13695 * unwind-c.c: Likewise.
13696 * unwind-compat.h: Likewise.
13697 * unwind-dw2-fde-compat.c: Likewise.
13698 * unwind-dw2-fde-darwin.c: Likewise.
13699 * unwind-dw2-fde-glibc.c: Likewise.
13700 * unwind-dw2-fde.c: Likewise.
13701 * unwind-dw2-fde.h: Likewise.
13702 * unwind-dw2.c: Likewise.
13703 * unwind-dw2.h: Likewise.
13704 * unwind-generic.h: Likewise.
13705 * unwind-pe.h: Likewise.
13706 * unwind-sjlj.c: Likewise.
13707 * unwind.inc: Likewise.
13708 * config/arm/neon-gen.ml: Change generated copyright header to
13709 refer to version 3 of the GNU General Public License with
13710 version 3.1 of the GCC Runtime Library Exception and to point
13711 readers at the COPYING3 and COPYING3.RUNTIME files and the
13712 FSF's license web page.
13713 * config/arm/arm_neon.h: Regenerate.
13715 2009-04-09 Jakub Jelinek <jakub@redhat.com>
13717 * config/cris/cris.md: Change copyright header to refer to version
13718 3 of the GNU General Public License.
13719 * doc/install.texi2html: Change copyright header to refer to version
13720 3 of the GNU General Public License and to point readers at the
13721 COPYING3 file and the FSF's license web page.
13722 * config/vax/linux.h: Likewise.
13724 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
13726 * config/i386/i386.md (cmpcc): New.
13727 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
13728 (sync_compare_and_swap_cc*): Delete.
13730 * config/s390/s390.c (s390_compare_emitted): Remove.
13731 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
13732 s390_compare_emitted used to be handled. Assert that modes match.
13733 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
13734 refer to sync_compare_and_swap_ccsi.
13735 * config/s390/s390.h (s390_compare_emitted): Remove.
13736 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
13737 instead of s390_compare_emitted.
13738 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
13739 instead of s390_compare_emitted.
13740 * config/s390/s390.md (cmpcc): New.
13741 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
13742 CC_REGNUM, do not pretend it's set.
13743 (sync_compare_and_swap_cc*): Delete.
13744 * config/s390/predicates.md (cc_reg_operand): New.
13746 * expr.c (sync_compare_and_swap_cc): Delete.
13747 * optabs.h (sync_compare_and_swap_cc): Delete.
13748 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
13749 is being used with can_compare_p.
13750 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
13751 (find_cc_set): New.
13752 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
13753 look for a MODE_CC set instead. Use emit_store_flag.
13754 (expand_compare_and_swap_loop): Likewise, with some additional
13755 complication to avoid a force_reg when useless. Use
13756 emit_cmp_and_jump_insns.
13757 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
13758 * doc/md.texi (sync_compare_and_swap_cc): Merge with
13759 sync_compare_and_swap documentation.
13761 2009-04-09 Jan Hubicka <jh@suse.cz>
13763 * except.c (find_prev_try): Break out from ....
13764 (duplicate_eh_regions): ... here; properly update prev_try pointers
13765 when duplication part of tree.
13766 (dump_eh_tree): Improve dumping.
13767 (verify_eh_region): New.
13768 (verify_eh_tree): Use it.
13770 2009-04-06 Richard Guenther <rguenther@suse.de>
13772 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
13773 &ARRAY addresses by adjusting their types and prepending
13775 * tree-cfg.c (verify_gimple_assign_single): Verify that
13776 addresses are correct.
13778 2009-04-09 Richard Guenther <rguenther@suse.de>
13780 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
13781 indices into an array reference if possible.
13782 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
13783 Fold POINTER_PLUS_EXPR statements with invariant address.
13785 2009-04-09 Alan Modra <amodra@bigpond.net.au>
13788 * config.gcc (powerpc64-*-linux*): Always build biarch.
13790 2009-04-09 Joseph Myers <joseph@codesourcery.com>
13793 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
13794 it and pedwarn if this results in an INTEGER_CST.
13796 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13798 * doc/install.texi: Update minimum GMP version. Remove obsolete
13799 text in MPFR section.
13801 2009-04-08 Jakub Jelinek <jakub@redhat.com>
13803 * dwarf2out.c (class_scope_p): New static inline.
13804 (class_or_namespace_scope_p): Use it.
13805 (gen_variable_die): Use DW_TAG_member tag for static data member
13806 declarations instead of DW_TAG_variable.
13808 PR middle-end/39573
13809 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
13812 2009-04-08 Richard Guenther <rguenther@suse.de>
13814 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
13815 valueize random data.
13817 2009-04-08 David Edelsohn <edelsohn@gnu.org>
13819 * config.gcc (aix tm_file): Add aix-stdint.h.
13820 (aix tm clause use_gcc_stdint): Set to wrap.
13821 * config/rs6000/aix-stdint.h: New file.
13823 2009-04-08 Richard Guenther <rguenther@suse.de>
13825 PR middle-end/36291
13826 * tree-dfa.c (add_referenced_var): Do not recurse into
13827 global initializers.
13828 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
13830 (fold_const_aggregate_ref): Likewise.
13832 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
13834 * recog.c (ordered_comparison_operator): New.
13835 * gensupport.c (std_preds): Add it.
13836 * doc/md.texi (Machine-Independent Predicates): Document it.
13838 2009-04-08 Jan Hubicka <jh@suse.cz>
13840 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
13841 * function.h (rtl_eh): Remove exception_handler_label_map.
13842 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
13843 remove_exception_handler_label, for_each_eh_label_1): Remove.
13844 (rtl_remove_unreachable_regions): Remove.
13845 (convert_from_eh_region_ranges): Do not remove unreachable regions.
13846 (find_exception_handler_labels): Don't build the hashtable.
13847 (maybe_remove_eh_handler): Remove.
13848 (for_each_eh_label): Rewrite to walk the tree.
13849 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
13850 * except.h (maybe_remove_eh_handler): Remove.
13851 * passes.c (init_optimization_passes): Schedule second EH cleanup
13853 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
13854 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
13856 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
13858 * genoutput.c (validate_optab_operands): New.
13859 (gen_insn, gen_expand): Call it.
13861 * genflags.c (gen_insn): Detect misused iterators.
13862 (main): Pass line_no to gen_insn, exit with status 1 on error.
13864 * genextract.c (line_no): Make global.
13865 (VEC_safe_set_locstr): Change assertion to error message.
13866 (main): Exit with status 1 on error.
13868 2009-04-08 Joseph Myers <joseph@codesourcery.com>
13872 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
13873 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
13874 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
13875 * c-convert.c (convert): Do not call fold on results of conversion
13876 functions when the result is a C_MAYBE_CONST_EXPR.
13877 * c-parser.c (c_parser_postfix_expression): Do not fold condition
13878 of __builtin_choose_expr.
13879 * c-typeck.c (remove_c_maybe_const_expr): New.
13880 (build_unary_op, build_conditional_expr, build_compound_expr,
13881 build_binary_op, c_objc_common_truthvalue_conversion): Call
13882 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
13885 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
13887 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
13888 CODE to produce a new one. Add a prototype to use fold_convert_const
13890 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
13893 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
13894 mix declarations and code.
13896 2009-04-08 Ben Elliston <bje@au.ibm.com>
13898 * gcc.c: Replace `CC' with `GCC' throughout.
13900 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
13902 * doc/invoke.texi: Document Atom support.
13904 2009-04-07 Jason Merrill <jason@redhat.com>
13907 * c-common.h, c-common.c: Add flag_pretty_templates.
13908 * c-opts.c (c_common_handle_option): Set it.
13909 * c.opt: Add -fno-pretty-templates.
13910 * doc/invoke.texi (C++ Dialect Options): Likewise.
13912 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
13914 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
13915 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
13916 (ia64_expand_builtin): Likewise.
13918 2009-04-07 Martin Jambor <mjambor@suse.cz>
13920 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
13921 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
13922 ADDR_EXPRS are include too.
13924 2009-04-07 Richard Guenther <rguenther@suse.de>
13926 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
13927 decls are only used if passes as parameters or if they are
13928 local statics and the call is not to a builtin.
13929 (call_may_clobber_ref_p_1): Likewise.
13931 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13933 * expr.c (do_store_flag): Remove last argument. Simplify code
13934 to avoid duplication of tests already done by can_compare_p.
13935 (expand_expr_real_1): Adjust caller.
13937 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13939 * optabs.c (can_compare_p): Test the predicate of a
13940 cbranch and cstore pattern.
13942 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13944 * expr.c (convert_move): Use emit_store_flag instead of
13947 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13949 * config/i386/i386.c (ix86_compare_emitted): Remove.
13950 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
13951 ix86_compare_op0 like ix86_compare_emitted used to be handled.
13952 * config/i386/i386.h (ix86_compare_emitted): Remove.
13953 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
13954 instead of ix86_compare_emitted.
13955 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
13957 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
13959 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
13960 Add t-sysroot-suffix to tmake_file.
13961 * config/print-sysroot-suffix.sh: New file.
13962 * config/t-sysroot-suffix: New file.
13964 2009-04-07 Ben Elliston <bje@au.ibm.com>
13966 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
13967 as the latter produces a warning when the target does not support
13970 2009-04-07 Ben Elliston <bje@au.ibm.com>
13972 * dfp.c: Replace type punning assignments with memcpy throughout.
13973 * Makefile.in (dfp.o-warn): Remove.
13975 2009-04-07 Alan Modra <amodra@bigpond.net.au>
13978 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
13979 Include soft-fp/t-softfp after rs6000/t-linux64.
13981 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
13983 * stor-layout.c (set_sizetype): Use the full precision of their
13984 machine mode for bitsize types.
13986 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
13988 * config/i386/i386.md: Revert 2 accidental checkins.
13990 2009-04-06 Joey Ye <joey.ye@intel.com>
13991 Xuepeng Guo <xuepeng.guo@intel.com>
13992 H.J. Lu <hongjiu.lu@intel.com>
13994 Atom pipeline model, tuning and insn selection.
13995 * config.gcc (atom): Add atom config options and target.
13997 * config/i386/atom.md: New.
13999 * config/i386/i386.c (atom_cost): New cost.
14000 (m_ATOM): New macro flag.
14001 (initial_ix86_tune_features): Set m_ATOM.
14002 (x86_accumulate_outgoing_args): Likewise.
14003 (x86_arch_always_fancy_math_387): Likewise.
14004 (processor_target): Add Atom cost.
14005 (cpu_names): Add Atom cpu name.
14006 (override_options): Set Atom ISA.
14007 (ix86_issue_rate): New case PROCESSOR_ATOM.
14008 (ix86_adjust_cost): Likewise.
14010 * config/i386/i386.h (TARGET_ATOM): New target macro.
14011 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
14012 (TARGET_OPT_AGU): New target option.
14013 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
14014 (processor_type): Add PROCESSOR_ATOM.
14016 * config/i386/i386.md (cpu): Add new value "atom".
14017 (use_carry, movu): New attr.
14018 (atom.md): Include atom.md.
14019 (adddi3_carry_rex64): Set attr "use_carry".
14020 (addqi3_carry): Likewise.
14021 (addhi3_carry): Likewise.
14022 (addsi3_carry): Likewise.
14023 (*addsi3_carry_zext): Likewise.
14024 (subdi3_carry_rex64): Likewise.
14025 (subqi3_carry): Likewise.
14026 (subhi3_carry): Likewise.
14027 (subsi3_carry): Likewise.
14028 (x86_movdicc_0_m1_rex64): Likewise.
14029 (*x86_movdicc_0_m1_se): Likewise.
14030 (x86_movsicc_0_m1): Likewise.
14031 (*x86_movsicc_0_m1_se): Likewise.
14032 (*adddi_1_rex64): Emit add insn as much as possible.
14033 (*addsi_1): Likewise.
14034 (return_internal): Set atom_unit.
14035 (return_internal_long): Likewise.
14036 (return_pop_internal): Likewise.
14037 (*rcpsf2_sse): Set atom_sse_attr attr.
14038 (*qrt<mode>2_sse): Likewise.
14039 (*prefetch_sse): Likewise.
14041 * config/i386/i386-c.c (ix86_target_macros_internal): New case
14043 (ix86_target_macros_internal): Likewise.
14045 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
14046 (*prefetch_sse_rex): Likewise.
14047 (sse_rcpv4sf2): Likewise.
14048 (sse_vmrcpv4sf2): Likewise.
14049 (sse_sqrtv4sf2): Likewise.
14050 (<sse>_vmsqrt<mode>2): Likewise.
14051 (sse_ldmxcsr): Likewise.
14052 (sse_stmxcsr): Likewise.
14053 (*sse_sfence): Likewise.
14054 (sse2_clflush): Likewise.
14055 (*sse2_mfence): Likewise.
14056 (*sse2_lfence): Likewise.
14057 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
14058 (<sse>_movup<ssemodesuffixf2c>): Likewise.
14059 (avx_movdqu<avxmodesuffix>): Likewise.
14060 (avx_lddqu<avxmodesuffix>): Likewise.
14061 (sse2_movntv2di): Change attr "type" to "ssemov".
14062 (sse2_movntsi): Likewise.
14063 (rsqrtv8sf2): Change attr "type" to "sseadd".
14064 (sse3_addsubv2df3): Set attr "atom_unit".
14065 (sse3_h<plusminus_insn>v4sf3): Likewise.
14066 (*sse2_pmaddwd): Likewise.
14067 (*vec_extractv2di_1_rex64): Likewise.
14068 (*vec_extractv2di_1_avx): Likewise.
14069 (sse2_psadbw): Likewise.
14070 (ssse3_phaddwv8hi3): Likewise.
14071 (ssse3_phaddwv4hi3): Likewise.
14072 (ssse3_phadddv4si3): Likewise.
14073 (ssse3_phadddv2si3): Likewise.
14074 (ssse3_phaddswv8hi3): Likewise.
14075 (ssse3_phaddswv4hi3): Likewise.
14076 (ssse3_phsubwv8hi3): Likewise.
14077 (ssse3_phsubwv4hi3): Likewise.
14078 (ssse3_phsubdv4si3): Likewise.
14079 (ssse3_phsubdv2si3): Likewise.
14080 (ssse3_phsubswv8hi3): Likewise.
14081 (ssse3_phsubswv4hi3): Likewise.
14082 (ssse3_pmaddubsw128): Likewise.
14083 (sse3_pmaddubsw: Likewise.
14084 (ssse3_palignrti): Likewise.
14085 (ssse3_palignrdi): Likewise.
14087 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
14089 * doc/install.texi (Specific): Fix two cross-references to MinGW.
14091 2009-04-06 Richard Guenther <rguenther@suse.de>
14093 PR tree-optimization/28868
14094 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
14095 of which PHI results we inserted.
14096 (insert_into_preds_of_block): Record inserted PHIs.
14097 (eliminate): Eliminate redundant PHI nodes.
14098 (init_pre): Init inserted_phi_names.
14100 2009-04-06 Richard Guenther <rguenther@suse.de>
14102 PR tree-optimization/39643
14103 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
14104 IMAGPART_EXPRs of complex constants.
14105 (execute_fold_all_builtins): If we folded a call queue
14106 TODO_update_address_taken.
14108 2009-04-06 Jan Hubicka <jh@suse.cz>
14110 PR middle-end/39659
14111 * except.c (remove_unreachable_regions): Propagate may_contain_throw
14114 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
14116 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
14118 (ic_invalidate_array): Likewise.
14120 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
14122 * calls.c (emit_library_call_value_1): Fix a problem with parameter
14123 alignment for library calls.
14125 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
14127 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
14128 (mingw32 tm clause use_gcc_stdint): Set to wrap.
14129 * config/i386/mingw-stdint.h: New file.
14131 2009-04-05 Richard Guenther <rguenther@suse.de>
14133 PR tree-optimization/39648
14134 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
14135 our &A vs. &A[0] IL deficiencies.
14137 2009-04-04 Jan Hubicka <jh@suse.cz>
14139 * except.c (sjlj_find_directly_reachable_regions): Be ready for
14140 removed toplevel regions.
14141 (sjlj_mark_call_sites): Likewise.
14143 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
14145 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
14146 (cygwin tm clause use_gcc_stdint): Set to wrap.
14147 * config/i386/cygwin-stdint.h: New file.
14149 2009-04-04 Richard Guenther <rguenther@suse.de>
14151 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
14152 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
14153 single-argument PHIs if we are in loop-closed SSA form.
14154 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
14155 for the pre-condition.
14156 (slpeel_tree_peel_loop_to_edge): Likewise.
14157 (vect_build_loop_niters): Take an optional sequence to append stmts.
14158 (vect_generate_tmps_on_preheader): Likewise.
14159 (vect_do_peeling_for_loop_bound): Take extra guards for the
14161 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
14162 the cost model check.
14163 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
14164 guards if we are going to peel. Do not apply versioning in that case.
14165 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
14166 (vect_do_peeling_for_loop_bound): Likewise.
14167 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
14168 loop bound only record extra pre-conditions, do not apply loop
14171 2009-04-04 Richard Guenther <rguenther@suse.de>
14173 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
14176 2009-04-04 Jan Hubicka <jh@suse.cz>
14178 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
14179 last_basic_block for size of bb->index indexed array.
14180 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
14181 compute_out, link_btr_uses, build_btr_def_use_webs,
14182 build_btr_def_use_webs, migrate_btr_defs): Likewise.
14184 2009-04-04 Jan Hubicka <jh@suse.cz>
14186 * except.c (remove_eh_handler_and_replace): Break out from ...
14187 (remove_eh_handler): ... here.
14188 (bring_to_root): New function.
14189 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
14190 handled ones, bring others to root of tree.
14192 2009-04-04 Jan Hubicka <jh@suse.cz>
14194 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
14195 (all_phis_safe_to_merge): New function.
14196 (update_info): New structure.
14197 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
14198 (cleanup_empty_eh): Update SSA if possible.
14200 2009-04-04 Richard Guenther <rguenther@suse.de>
14202 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
14203 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
14204 (append_vuse): Likewise.
14206 2009-04-04 Jakub Jelinek <jakub@redhat.com>
14208 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
14209 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
14210 instead of REG_UNSAVED for DW_CFA_undefined.
14211 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
14212 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
14215 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
14218 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
14219 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
14220 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
14222 2009-04-04 Richard Guenther <rguenther@suse.de>
14224 PR tree-optimization/8781
14225 PR tree-optimization/37892
14226 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
14227 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
14228 (valueize_refs): Call it for *& valueizations.
14229 (shared_reference_ops_from_ref): Rename to ...
14230 (valueize_shared_reference_ops_from_ref): ... this and valueize.
14231 (shared_reference_ops_from_call): Rename to ...
14232 (valueize_shared_reference_ops_from_call): ... this and valueize.
14233 (vn_reference_lookup): Update.
14234 (visit_reference_op_call): Likewise.
14235 * tree-ssa-pre.c (phi_translate_1): Fold *&.
14236 (eliminate): Value-replace the call address in call statements.
14238 2009-04-04 Richard Guenther <rguenther@suse.de>
14240 PR tree-optimization/39636
14241 * tree-ssa-forwprop.c
14242 (forward_propagate_addr_into_variable_array_index): Check for
14243 GIMPLE_ASSIGN before accessing the rhs code.
14245 2009-04-03 Jason Merrill <jason@redhat.com>
14247 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
14249 2009-04-03 Steve Ellcey <sje@cup.hp.com>
14251 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
14252 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
14253 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
14254 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
14255 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
14256 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
14257 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
14258 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
14259 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
14260 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
14261 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
14262 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
14263 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
14264 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
14265 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
14266 Use fr_reg_or_fp01_operand instead of fr_register_operand
14268 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
14269 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
14270 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
14272 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
14274 PR rtl-optimization/39607
14275 PR rtl-optimization/39631
14279 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
14280 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
14281 instead of DF_LR_OUT.
14282 * ira-lives.c (process_bb_node_lives): Ditto.
14283 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
14284 instead of DF_LR_{OUT,IN}.
14285 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
14286 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
14288 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
14290 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
14291 (execute_lower_omp): Always run but take the short way out if -fopenmp
14293 (gate_lower_omp): Remove, forcing the pass manager to always run the
14294 pass and always set PROP_gimple_lomp.
14295 (pass_lower_omp): Remove gate function.
14296 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
14297 PROP_trees. Instead, require it.
14298 * ipa-cp.c (pass_ipa_cp): Likewise.
14299 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
14300 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
14301 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
14302 and PROP_gimple_leh.
14304 2009-04-03 Richard Guenther <rguenther@suse.de>
14306 PR middle-end/13146
14307 PR tree-optimization/23940
14308 PR tree-optimization/33237
14309 PR middle-end/33974
14310 PR middle-end/34093
14311 PR tree-optimization/36201
14312 PR tree-optimization/36230
14313 PR tree-optimization/38049
14314 PR tree-optimization/38207
14315 PR tree-optimization/38230
14316 PR tree-optimization/38301
14317 PR tree-optimization/38585
14318 PR middle-end/38895
14319 PR tree-optimization/38985
14320 PR tree-optimization/39299
14321 * tree-ssa-structalias.h: Remove.
14322 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
14323 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
14324 (struct vuse_element_d): Remove.
14325 (struct vuse_vec_d): Likewise.
14326 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
14327 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
14328 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
14329 VUSE_ELEMENT_VAR): Likewise.
14330 (struct voptype_d): Likewise.
14331 (NUM_VOP_FREE_BUCKETS): Likewise.
14332 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
14333 (struct stmt_operands_d): Remove.
14334 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
14335 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
14336 VDEF_NUM, VDEF_VECT): Likewise.
14337 (copy_virtual_operands): Remove.
14338 (operand_build_cmp): Likewise.
14339 (create_ssa_artificial_load_stmt): Likewise.
14340 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
14341 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
14342 vuse_index and mayuse_index members. Pack and move done and iter_type
14343 members to the front.
14344 (SSA_OP_VMAYUSE): Remove.
14345 (SSA_OP_VIRTUAL_USES): Adjust.
14346 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
14347 (unlink_stmt_vdef): Declare.
14348 (add_to_addressable_set): Remove.
14349 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
14350 (vrp_visit_stmt): Likewise.
14351 * doc/tree-ssa.texi (Alias analysis): Update.
14352 * doc/invoke.texi (max-aliased-vops): Remove docs.
14353 (avg-aliased-vops): Likewise.
14354 * tree-into-ssa.c (syms_to_rename): Remove.
14355 (need_to_update_vops_p): Likewise.
14356 (need_to_initialize_update_ssa_p): Rename to ...
14357 (update_ssa_initialized_fn): ... this. Track function we are
14359 (symbol_marked_for_renaming): Simplify.
14360 (add_new_name_mapping): Do not set need_to_update_vops_p.
14361 (dump_currdefs): Use SYMS_TO_RENAME.
14362 (rewrite_update_stmt): Always walk all uses/defs.
14363 (dump_update_ssa): Adjust.
14364 (init_update_ssa): Take function argument. Track what we are
14366 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
14367 (create_new_def_for): Initialize for cfun, assert we are initialized
14369 (mark_sym_for_renaming): Simplify.
14370 (mark_set_for_renaming): Do not initialize update-ssa.
14371 (need_ssa_update_p): Simplify. Take function argument.
14372 (name_mappings_registered_p): Assert we ask for the correct function.
14373 (name_registered_for_update_p): Likewise.
14374 (ssa_names_to_replace): Likewise.
14375 (release_ssa_name_after_update_ssa): Likewise.
14376 (update_ssa): Likewise. Use SYMS_TO_RENAME.
14377 (dump_decl_set): Do not print a newline.
14378 (debug_decl_set): Do it here.
14379 (dump_update_ssa): And here.
14380 * tree-ssa-loop-im.c (move_computations): Adjust.
14381 (movement_possibility): Likewise.
14382 (determine_max_movement): Likewise.
14383 (gather_mem_refs_stmt): Likewise.
14384 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
14385 or NAME_MEMORY_TAG.
14386 * tree-complex.c (update_all_vops): Remove.
14387 (expand_complex_move): Adjust.
14388 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
14389 Simplify test for memory referencing statement. Exclude
14390 non-invariant ADDR_EXPRs.
14391 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
14392 * tree-loop-distribution.c (generate_memset_zero): Adjust.
14393 (rdg_flag_uses): Likewise.
14394 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
14396 (tree_optimize_tail_calls_1): Also split the
14397 edge from the entry block if we have degenerate PHI nodes in
14398 the first basic block.
14399 * tree.c (init_ttree): Remove memory-tag related code.
14400 (tree_code_size): Likewise.
14401 (tree_node_structure): Likewise.
14402 (build7_stat): Re-write to be build6_stat.
14403 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
14404 (SSA_VAR_P): Adjust.
14405 (struct tree_memory_tag): Remove.
14406 (struct tree_memory_partition_tag): Likewise.
14407 (union tree_node): Adjust.
14408 (build7): Re-write to be build6.
14409 * tree-pass.h (pass_reset_cc_flags): Remove.
14410 (TODO_update_address_taken): New flag.
14411 (pass_simple_dse): Remove.
14412 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
14413 * params.h (MAX_ALIASED_VOPS): Remove.
14414 (AVG_ALIASED_VOPS): Likewise.
14415 * omp-low.c (expand_omp_taskreg): Update SSA form.
14416 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
14417 aliases the lhs in a copy stmt.
14418 * tree-ssa-dse.c (struct address_walk_data): Remove.
14419 (memory_ssa_name_same): Likewise.
14420 (memory_address_same): Likewise.
14421 (get_kill_of_stmt_lhs): Likewise.
14422 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
14423 unused stores. Look through PHI nodes into post-dominated regions.
14424 (dse_optimize_stmt): Simplify. Properly remove stores.
14425 (tree_ssa_dse): Compute dominators.
14426 (execute_simple_dse): Remove.
14427 (pass_simple_dse): Likewise.
14428 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
14429 gimple_loaded_syms and gimple_stored_syms computation.
14430 * toplev.c (dump_memory_report): Dump alias and pta stats.
14431 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
14432 (vn_reference_eq): Likewise.
14433 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
14434 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
14435 valueize_vuses): Remove.
14436 (get_def_ref_stmt_vuses): Simplify. Rename to ...
14437 (get_def_ref_stmt_vuse): ... this.
14438 (vn_reference_lookup_2): New function.
14439 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
14440 walking equivalent vuses. Simplify.
14441 (vn_reference_lookup): Likewise.
14442 (vn_reference_insert): Likewise.
14443 (vn_reference_insert_pieces): Likewise.
14444 (visit_reference_op_call): Simplify.
14445 (visit_reference_op_load): Likewise.
14446 (visit_reference_op_store): Likewise.
14447 (init_scc_vn): Remove shared_lookup_vuses initialization.
14448 (free_scc_vn): Remove shared_lookup_vuses freeing.
14449 (sort_vuses, sort_vuses_heap): Remove.
14450 (get_ref_from_reference_ops): Export.
14451 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
14452 vector with single vuse pointer.
14453 (vn_reference_lookup_pieces, vn_reference_lookup,
14454 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
14455 (shared_vuses_from_stmt): Remove.
14456 (get_ref_from_reference_ops): Declare.
14457 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
14458 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
14459 memory-tag related code.
14460 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
14461 (likely_value): Add comment, skip static-chain of call statements.
14462 (surely_varying_stmt_p): Adjust.
14463 (gimplify_and_update_call_from_tree): Likewise.
14464 (execute_fold_all_builtins): Do not rebuild alias info.
14465 (gimplify_and_update_call_from_tree): Properly update VOPs.
14466 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
14467 (copy_ref_info): Remove memory-tag related code.
14468 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
14469 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
14470 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
14472 * tree-ssa-dom.c (gimple_p): Remove typedef.
14473 (eliminate_redundant_computations): Adjust.
14474 (record_equivalences_from_stmt): Likewise.
14475 (avail_expr_hash): Likewise.
14476 (avail_expr_eq): Likewise.
14477 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
14478 (stmt_makes_single_load): Likewise.
14479 (stmt_makes_single_store): Likewise.
14480 * tree-ssa-alias.c: Rewrite completely.
14481 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
14482 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
14483 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
14484 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
14485 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
14486 Remove public functions.
14487 (pass_reset_cc_flags): Remove.
14488 (pass_build_alias): Move ...
14489 * tree-ssa-structalias.c (pass_build_alias): ... here.
14490 * tree-ssa-alias.c (may_be_aliased): Move ...
14491 * tree-flow-inline.h (may_be_aliased): ... here.
14492 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
14493 count_uses_and_derefs): Move ...
14494 * gimple.c: ... here.
14495 * gimple.h (count_uses_and_derefs): Declare.
14496 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
14497 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
14498 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
14499 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
14500 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
14501 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
14502 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
14504 * tree-dfa.c (refs_may_alias_p): Move ...
14505 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
14506 * tree-ssa-alias.h: New file.
14507 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
14508 (statement_sink_location): Likewise.
14509 * opts.c (decode_options): Do not adjust max-aliased-vops or
14510 avg-aliased-vops values.
14511 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
14512 (TV_CALL_CLOBBER): Likewise.
14513 (TV_FLOW_SENSITIVE): Likewise.
14514 (TV_FLOW_INSENSITIVE): Likewise.
14515 (TV_MEMORY_PARTITIONING): Likewise.
14516 (TV_ALIAS_STMT_WALK): New timevar.
14517 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
14518 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
14519 (get_address_description): Remove memory-tag related code.
14520 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
14521 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
14522 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
14523 and immediate uses in statements. Document.
14524 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
14525 (dump_symbols): Remove.
14526 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
14527 * alias.c (get_deref_alias_set): New function split out from ...
14528 (get_alias_set): ... here.
14529 * alias.h (get_deref_alias_set): Declare.
14530 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
14531 type parameter. Remove restrict pointer handling. Create a
14532 ref-all pointer in case type-based alias sets do not conflict.
14533 (vect_analyze_data_refs): Remove SMT related code.
14534 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
14535 (vectorizable_load): Likewise.
14536 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
14537 (DR_SYMBOL_TAG, DR_VOPS): Remove.
14538 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
14539 Ignore vops and SMTs.
14540 (dr_analyze_alias): Likewise..
14541 (free_data_ref): Likewise.
14542 (create_data_ref): Likewise.
14543 (analyze_all_data_dependences): Likewise.
14544 (get_references_in_stmt): Adjust.
14545 * tree-flow-inline.h (gimple_aliases_computed_p,
14546 gimple_addressable_vars, gimple_call_clobbered_vars,
14547 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
14548 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
14549 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
14550 gimple_mem_ref_stats): Remove.
14551 (gimple_vop): New function.
14552 (op_iter_next_use): Remove vuses and mayuses cases.
14553 (op_iter_next_def): Remove vdefs case.
14554 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
14555 (clear_and_done_ssa_iter): Do not set removed fields.
14556 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
14557 Assert we are not iterating over vuses or vdefs if not also
14558 iterating over uses or defs.
14559 (op_iter_init_use): Likewise.
14560 (op_iter_init_def): Likewise.
14561 (op_iter_next_vdef): Remove.
14562 (op_iter_next_mustdef): Likewise.
14563 (op_iter_init_vdef): Likewise.
14564 (compare_ssa_operands_equal): Likewise.
14565 (link_use_stmts_after): Handle vuse operand.
14566 (is_call_used): Use is_call_clobbered.
14567 (is_call_clobbered): Global variables are always call clobbered,
14568 query the call-clobbers bitmap.
14569 (mark_call_clobbered): Ignore global variables.
14570 (clear_call_clobbered): Likewise.
14571 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
14572 virtual operands sanity check.
14573 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
14575 (TARGET_MEM_REF): Remove TMR_TAG operand.
14576 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
14577 Remove call-clobber related code.
14578 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
14579 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
14580 partitions or escape reason.
14581 (get_single_def_stmt, get_single_def_stmt_from_phi,
14582 get_single_def_stmt_with_phi): Remove.
14583 (dump_referenced_vars): Tidy.
14584 (get_ref_base_and_extent): Allow bare decls.
14585 (collect_dfa_stats): Adjust.
14586 * graphite.c (rename_variables_in_stmt): Adjust.
14587 (graphite_copy_stmts_from_block): Likewise.
14588 (translate_clast): Likewise.
14589 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
14591 (translate_vuse_through_block): Use the oracle.
14592 (phi_translate_1): Adjust.
14593 (value_dies_in_block_x): Use the oracle. Cache the outcome
14595 (valid_in_sets): Check if the VUSE for
14596 a REFERENCE is available.
14597 (eliminate): Do not remove stmts during elimination,
14598 instead queue and remove them afterwards.
14599 (do_pre): Do not rebuild alias info.
14600 (pass_pre): Run TODO_rebuild_alias before PRE.
14601 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
14602 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
14603 (mark_all_v_defs_stmt): Remove.
14604 (mark_all_v_defs_seq): Adjust.
14605 (sra_replace): Likewise.
14606 (scalarize_use): Likewise.
14607 (scalarize_copy): Likewise.
14608 (scalarize_init): Likewise.
14609 (scalarize_ldst): Likewise.
14610 (todoflags): Remove.
14611 (tree_sra): Do not rebuild alias info.
14612 (tree_sra_early): Adjust.
14613 (pass_sra): Run TODO_update_address_taken before SRA.
14614 * tree-predcom.c (set_alias_info): Remove.
14615 (prepare_initializers_chain): Do not call it.
14616 (mark_virtual_ops_for_renaming): Adjust.
14617 (mark_virtual_ops_for_renaming_list): Remove.
14618 (initialize_root_vars): Adjust.
14619 (initialize_root_vars_lm): Likewise.
14620 (prepare_initializers_chain): Likewise.
14621 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
14622 (may_propagate_copy_into_stmt): Likewise.
14623 (merge_alias_info): Do nothing for now.
14624 (propagate_tree_value_into_stmt): Adjust.
14625 (stmt_may_generate_copy): Likewise.
14626 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
14627 not mark symbols for renaming.
14628 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
14629 with the same statement, make sure to update the new pointed-to one.
14630 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
14631 call statements, do not mark symbols for renaming.
14632 (mark_operand_necessary): Dump something.
14633 (ref_may_be_aliased): New function.
14634 (mark_aliased_reaching_defs_necessary_1): New helper function.
14635 (mark_aliased_reaching_defs_necessary): Likewise.
14636 (mark_all_reaching_defs_necessary_1): Likewise.
14637 (mark_all_reaching_defs_necessary): Likewise.
14638 (propagate_necessity): Do not process virtual PHIs. For
14639 non-aliased loads mark all reaching definitions as necessary.
14640 For aliased loads and stores mark the immediate dominating
14641 aliased clobbers as necessary.
14642 (visited): New global static.
14643 (perform_tree_ssa_dce): Free visited bitmap after propagating
14645 (remove_dead_phis): Perform simple dead virtual PHI removal.
14646 (remove_dead_stmt): Properly unlink virtual operands when
14648 (eliminate_unnecessary_stmts): Schedule PHI removal after
14650 * tree-ssa-ter.c (is_replaceable_p): Adjust.
14651 (process_replaceable): Likewise.
14652 (find_replaceable_in_bb): Likewise.
14653 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
14654 based on the single gimple vop.
14655 (verify_flow_insensitive_alias_info): Remove.
14656 (verify_flow_sensitive_alias_info): Likewise.
14657 (verify_call_clobbering): Likewise.
14658 (verify_memory_partitions): Likewise.
14659 (verify_alias_info): Likewise.
14660 (verify_ssa): Adjust..
14661 (execute_update_addresses_taken): Export. Update SSA
14662 manually. Optimize only when optimizing. Use a local bitmap.
14663 (pass_update_address_taken): Remove TODO_update_ssa, add
14665 (pass_update_address_taken): Just use TODO_update_address_taken.
14666 (init_tree_ssa): Do not initialize addressable_vars.
14667 (verify_ssa): Verify new VUSE / VDEF properties.
14668 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
14669 Do not call verify_alias_info.
14670 (delete_tree_ssa): Clear the VUSE, VDEF operands.
14671 Do not free the loaded and stored syms bitmaps. Reset the escaped
14672 and callused solutions. Do not free addressable_vars.
14673 Remove memory-tag related code.
14674 (warn_uninitialized_var): Aliases are always available.
14675 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
14676 * lambda-code.c (can_put_in_inner_loop): Adjust.
14677 (can_put_after_inner_loop): Likewise.
14678 (perfect_nestify): Likewise.
14679 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
14680 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
14681 (vectorizable_conversion): Do not mark symbols for renaming.
14682 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
14683 (expand_call_inline): Unlink the calls virtual operands before
14685 (tree_function_versioning): Do not call update_ssa if we are not
14686 updating clones. Simplify.
14687 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
14688 (propagate_with_phi): Likewise..
14689 * tree-outof-ssa.c (create_temp): Remove memory tag and call
14690 clobber code. Assert we are not aliased or global.
14691 * tree-flow.h: Include tree-ssa-alias.h
14692 (enum escape_type): Remove.
14693 (struct mem_sym_stats_d): Likewise.
14694 (struct mem_ref_stats_d): Likewise.
14695 (struct gimple_df): Add vop member. Remove global_var,
14696 call_clobbered_vars, call_used_vars, addressable_vars,
14697 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
14698 escaped and callused members.
14699 (struct ptr_info_def): Remove all members, add points-to solution
14701 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
14702 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
14703 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
14704 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
14705 (tree-ssa-alias.o): Likewise.
14706 (toplev.o): Add tree-ssa-alias.h
14707 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
14708 * gimple.c (gimple_set_bb): Fix off-by-one error.
14709 (is_gimple_reg): Do not handle memory tags.
14710 (gimple_copy): Also copy virtual operands.
14711 Delay updating the statement. Do not reset loaded and stored syms.
14712 (gimple_set_stored_syms): Remove.
14713 (gimple_set_loaded_syms): Likewise.
14714 (gimple_call_copy_skip_args): Copy the virtual operands
14715 and mark the new statement modified.
14716 * tree-ssa-structalias.c (may_alias_p): Remove.
14717 (set_uids_in_ptset): Take the alias set to prune with as
14718 parameter. Fold in the alias test of may_alias_p.
14719 (compute_points_to_sets): Compute whether a ptr is dereferenced
14720 in a local sbitmap.
14721 (process_constraint): Deal with &ANYTHING on the lhs, reject all
14722 other ADDRESSOF constraints on the lhs.
14723 (get_constraint_for_component_ref): Assert that we don't get
14724 ADDRESSOF constraints from the base of the reference.
14725 Properly generate UNKNOWN_OFFSET for DEREF if needed.
14726 (struct variable_info): Remove collapsed_to member.
14727 (get_varinfo_fc): Remove.
14728 (new_var_info): Do not set collapsed_to.
14729 (dump_constraint): Do not follow cycles.
14730 (dump_constraint_graph): Likewise.
14731 (build_pred_graph): Likewise.
14732 (build_succ_graph): Likewise.
14733 (rewrite_constraints): Likewise.
14734 (do_simple_structure_copy): Remove.
14735 (do_rhs_deref_structure_copy): Remove.
14736 (do_lhs_deref_structure_copy): Remove.
14737 (collapse_rest_of_var): Remove.
14738 (do_structure_copy): Re-implement.
14739 (pta_stats): New global variable.
14740 (dump_pta_stats): New function.
14741 (struct constraint_expr): Make offset signed.
14742 (UNKNOWN_OFFSET): Define special value.
14743 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
14744 (solution_set_expand): New helper function split out from ...
14745 (do_sd_constraint): ... here.
14746 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
14747 (do_ds_constraint): Likewise.
14748 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
14749 and CALLUSED = *CALLUSED.
14750 (set_union_with_increment): Make inc argument signed.
14751 (type_safe): Remove.
14752 (get_constraint_for_ptr_offset): Handle unknown and negative
14754 (first_vi_for_offset): Handle offsets before start. Bail
14755 out early for offsets beyond the variable extent.
14756 (first_or_preceding_vi_for_offset): New function.
14757 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
14758 Together with ESCAPED = *ESCAPED this properly computes reachability.
14759 (find_what_var_points_to): New function.
14760 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
14761 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
14762 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
14763 pt_solutions_intersect): New functions.
14764 (compute_call_used_vars): Remove.
14765 (compute_may_aliases): New main entry into PTA computation.
14766 * gimple.h (gimple_p): New typedef.
14767 (struct gimple_statement_base): Remove references_memory_p.
14768 (struct gimple_statement_with_memory_ops_base): Remove
14769 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
14771 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
14772 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
14773 gimple_set_references_memory): Remove.
14774 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
14775 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
14777 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
14778 (verify_expr): Allow RESULT_DECL.
14779 (gimple_duplicate_bb): Do not copy virtual operands.
14780 (gimple_duplicate_sese_region): Adjust.
14781 (gimple_duplicate_sese_tail): Likewise.
14782 (mark_virtual_ops_in_region): Remove.
14783 (move_sese_region_to_fn): Do not call it.
14784 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
14785 and pass_simple_dse.
14786 (execute_function_todo): Handle TODO_update_address_taken,
14787 call execute_update_addresses_taken for TODO_rebuild_alias.
14788 (execute_todo): Adjust.
14789 (execute_one_pass): Init dump files early.
14790 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
14792 (create_general_new_stmt): Clear vops.
14793 * tree-ssa-reassoc.c (get_rank): Adjust.
14794 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
14795 symbols for renaming.
14796 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
14797 (PARAM_AVG_ALIASED_VOPS): Likewise.
14798 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
14799 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
14800 * tree-ssa-operands.c: Simplify for new virtual operand representation.
14801 (operand_build_cmp, copy_virtual_operands,
14802 create_ssa_artificial_load_stmt, add_to_addressable_set,
14803 gimple_add_to_addresses_taken): Remove public functions.
14804 (unlink_stmt_vdef): New function.
14806 2009-04-03 Alan Modra <amodra@bigpond.net.au>
14808 * config.gcc (powerpc-*-linux*): Merge variants.
14810 2009-04-02 Chao-ying Fu <fu@mips.com>
14811 James Grosbach <james.grosbach@microchip.com>
14813 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
14814 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
14816 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
14817 keep_interrupts_masked_p, use_debug_exception_return_p.
14818 (mips_attribute_table): Add interrupt, use_shadow_register_set,
14819 keep_interrupts_masked, use_debug_exception_return.
14820 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
14821 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
14823 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
14824 (mips_print_operand): Process COP0 registers to print $0 .. $31
14825 correctly for GAS to process.
14826 (mips_interrupt_extra_call_saved_reg_p): New function.
14827 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
14829 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
14830 (mips_compute_frame_info): Add supports for interrupt context that
14831 includes doubleword accumulators and COP0 registers.
14832 (mips_for_each_saved_acc): New function.
14833 (mips_for_each_saved_gpr_and_fpr): Change the function name from
14834 mips_for_each_saved_reg.
14835 (mips_save_reg): Save accumulators.
14836 (mips_kernel_reg_p): A new for_each_rtx callback.
14837 (mips_expand_prologue): Support interrupt handlers.
14838 (mips_restore_reg): Restore accumulators.
14839 (mips_expand_epilogue): Support interrupt handlers.
14840 (mips_can_use_return_insn): Return false for interrupt handlers.
14841 (mips_epilogue_uses): New function.
14842 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
14843 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
14844 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
14845 cop0_move): New instructions.
14846 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
14847 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
14849 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
14851 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
14852 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
14853 interrupt handlers, we use K0 as the temporary register.
14854 (EPILOGUE_USES): Change to a function call.
14855 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
14856 handlers, we use K0 as the temporary register.
14858 * doc/extend.texi (Function Attributes): Document interrupt,
14859 use_shadow_register_set, keep_interrupts_masked,
14860 use_debug_exception_return for MIPS attributes.
14862 2009-04-03 Alan Modra <amodra@bigpond.net.au>
14864 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
14865 Remove a number of t-files from tmake_file.
14866 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
14867 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
14868 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
14869 target_prototype, not TARGET_PROTOTYPE.
14870 (LINK_OS_GNU_SPEC): Define.
14871 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
14872 and darwin-ldoubdle.c.
14874 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
14877 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
14878 (cpp_options): Ditto.
14879 (default_compilers): Ditto.
14880 (display_help): Ditto.
14881 (process_command): Ditto.
14882 (do_spec_1): Ditto.
14883 (set_input): Use lbasename instead of duplicate code.
14884 (save_temps_prefix): New static for -save-temps=obj.
14885 (save_temps_length): Ditto.
14887 * doc/invoke.texi (-save-temps=obj): Document new variant to
14888 -save-temps switch.
14890 2009-04-02 Jeff Law <law@redhat.com>
14892 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
14895 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
14897 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
14898 * configure: Regenerated.
14900 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14902 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
14903 share the argument list.
14905 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14909 2009-02-12 Diego Novillo <dnovillo@google.com>
14911 * varpool.c (debug_varpool): New.
14912 * cgraph.h (debug_varpool): Declare.
14914 2009-04-02 Jan Hubicka <jh@suse.cz>
14916 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
14919 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
14921 * config/i386/i386.c (ix86_abi): Move initialization to ...
14922 (override_options): Here.
14924 2009-04-02 Christian Bruel <christian.bruel@st.com>
14926 * config/sh/sh.c (sh_dwarf_register_span): New function.
14927 (TARGET_DWARF_REGISTER_SPAN): Define.
14928 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
14930 2009-04-02 Ira Rosen <irar@il.ibm.com>
14932 PR tree-optimization/39595
14933 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
14934 interleaved loads group is not greater than the SLP group size.
14936 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14938 * builtins.c (is_builtin_name): New.
14939 (called_as_built_in): Use is_builtin_name.
14940 * tree.h (is_builtin_name): New.
14941 * varasm.c (incorporeal_function_p): Use is_builtin_name
14943 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
14945 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
14947 2009-04-02 Dodji Seketeli <dodji@redhat.com>
14950 * c-decl.c (clone_underlying_type): Move this ...
14951 * c-common.c (set_underlying_type): ... here.
14952 Also, make sure the function properly sets TYPE_STUB_DECL() on
14953 the newly created typedef variant type.
14954 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
14955 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
14958 2009-04-02 Richard Guenther <rguenther@suse.de>
14960 PR tree-optimization/37221
14961 * tree-flow.h (degenerate_phi_result): Declare.
14962 * tree-ssa-dom.c (degenerate_phi_result): Export.
14963 * tree-scalar-evolution.c (analyze_initial_condition): If
14964 the initial condition is defined by a degenerate PHI node
14965 use the degenerate value.
14967 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
14969 PR rtl-optimization/39588
14970 * combine.c (merge_outer_ops): Do not set the constant when this
14972 (simplify_shift_const_1): Do not modify it either in this case.
14974 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
14976 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
14977 tuning is deprecated if -mtune value is set to an Itanium1 variant.
14979 2009-04-01 Janis Johnson <janis187@us.ibm.com>
14982 * c-lex.c (interpret_float): Default (no suffix) is double.
14984 2009-04-1 Xinliang David Li <davidxl@google.com>
14986 * config/i386/i386.c (legitimate_constant_p): Recognize
14987 all one vector constant.
14989 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14991 * config/vax/vax.c: Add #includes to silence warnings.
14992 Change #include order to silence two warnings.
14994 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14996 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
14997 (ASM_SPEC): Pass -k to the assembler for PIC code.
14999 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15001 * config.gcc: Add vax-*-linux* to the switch.
15002 * config/vax/linux.h: New file. (TARGET_VERSION,
15003 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
15005 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15007 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
15008 Use predicate macros instead of GET_CODE() == foo.
15009 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
15010 ashlsi3, rotrsi3, <unnamed>): Likewise.
15012 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15014 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
15015 jbbccihi, jbbccisi): Remova trailing whitespace.
15016 * config/vax/constraints.md: Likewise.
15017 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
15018 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
15019 * config/vax/predicates.md: Likewise.
15020 * config/vax/vax.c (print_operand_address, vax_output_int_move,
15021 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
15022 * config/vax/vax.h: Likewise.
15023 * config/vax/vax.md (nonlocal_goto): Likewise.
15025 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15027 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
15028 (indirectable_address_p, adjacent_operands_p): Add spaces around
15030 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
15032 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15034 * config/vax/vax.c (legitimate_constant_address_p,
15035 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
15036 index_term_p, reg_plus_index_p, legitimate_address_p,
15037 vax_mode_dependent_address_p): Update comments to match functions
15038 modified by the recent int->bool conversion.
15040 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15042 * config/vax/builtins.md: Update copyright message.
15043 * config/vax/constraints.md: Likewise.
15044 * config/vax/netbsd-elf.h: Likewise.
15045 * config/vax/predicates.md: Likewise.
15046 * config/vax/vax-protos.h: Likewise.
15047 * config/vax/vax.c: Likewise.
15048 * config/vax/vax.h: Likewise.
15049 * config/vax/vax.md: Likewise.
15050 * config/vax/vax.opt: Likewise.
15052 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15054 * config/vax/builtins.md (ffssi2, ffssi2_internal,
15055 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
15056 * config/vax/constraints.md (B, R): Likewise.
15057 * config/vax/predicates.md (external_memory_operand,
15058 nonimmediate_addsub_di_operand): Likewise.
15059 * config/vax/vax.c (vax_output_int_add): Likewise.
15060 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
15061 untyped_call): Likewise.
15063 2009-04-01 Matt Thomas <matt@3am-software.com>
15065 * config/vax/predicates.md: New file.
15066 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
15067 external_const_operand, nonsymbolic_operand, external_memory_operand,
15068 indirect_memory_operand, indexed_memory_operand,
15069 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
15070 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
15072 * config/vax/constraints.md: New file.
15073 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
15075 * config/vax/builtins.md: New file.
15076 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
15077 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
15079 * config/vax/vax.opt (mqmath): Add option.
15080 * config/vax/vax.md (isfx): Extend with DI.
15081 (VAXintQH, VAXintQHSD): Define.
15082 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
15083 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
15084 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
15085 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
15086 (movdi): Update constraints and use vax_output_int_move().
15087 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
15088 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
15089 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
15090 nonlocal_goto): New.
15091 (mov<mode>): Extend accepted operand types.
15092 (subdi3_old): Rename from subdi3, change update constraints and use
15093 a new implementation.
15094 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
15095 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
15096 MOVE_RATIO, CLEAR_RATIO): Define.
15097 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
15098 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
15099 (PRINT_OPERAND): Redefine using a function instead of inlined code.
15100 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
15101 (split_quadword_operands): Make static and really allow variable
15103 (print_operand_address): Update for PIC generation.
15104 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
15105 indexable_address_p, fixup_mathdi_operand,
15106 vax_expand_addsub_di_operands, adjacent_operands_p): New.
15107 (vax_float_literal, legitimate_constant_p,
15108 indirectable_constant_address_p, index_term_p,
15109 reg_plus_index_p): Return bool instead of int.
15110 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
15112 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
15114 (vax_output_conditional_branch): Indent.
15115 (legitimate_constant_address_p, indirectable_constant_address_p,
15116 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
15117 vax_mode_dependent_address_p): Return bool instead of int, update for
15119 * config/vax/vax-protos.h (legitimate_constant_address_p,
15120 legitimate_constant_p, legitimate_address_p,
15121 vax_mode_dependent_address_p): Change declaration to bool.
15122 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
15123 vax_expand_addsub_di_operands, vax_output_int_subtract,
15124 vax_output_movmemsi): Declare.
15125 (split_quadword_operands, vax_float_literal): Delete declaration.
15126 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
15127 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
15128 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
15129 ASM_OUTPUT_DWARF_PCREL): Define.
15130 (ASM_SPEC): Change definition to allow PIC generation.
15132 2009-04-01 Steve Ellcey <sje@cup.hp.com>
15134 * doc/sourcebuild.texi: Update front-end requirements.
15136 2009-04-01 Jakub Jelinek <jakub@redhat.com>
15139 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
15140 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
15141 (booldi3_internal3): Use boolean_or_operator instead of
15144 2009-04-01 Joseph Myers <joseph@codesourcery.com>
15147 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
15148 declarator whose size is not an integer constant expression but
15149 folds to an integer constant, then treat it as a constant
15152 2009-04-01 Richard Guenther <rguenther@suse.de>
15154 * fold-const.c (fold_plusminus_mult_expr): Do not fold
15155 i * 4 + 2 to (i * 2 + 1) * 2.
15157 2009-04-01 Jakub Jelinek <jakub@redhat.com>
15160 * c-parser.c (c_parser_asm_statement): Skip until close paren and
15161 return if c_parser_asm_string_literal returned NULL.
15163 2009-04-01 Nick Clifton <nickc@redhat.com>
15165 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
15167 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
15168 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
15169 other typedefs to avoid conflicts with libgcc2.c. Define labels
15170 to gain 16-bit bit-manipulation functions from libgcc2.c and then
15172 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
15173 to gain 16-bit trapping arithmetic functions from libgcc2.c and
15176 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
15178 * varasm.c (default_function_rodata_section): Declare DOT as
15181 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
15182 Andrey Galkin <agalkin@hypercom.com>
15185 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
15186 Make object_name unique for each process.
15188 2009-04-01 Jakub Jelinek <jakub@redhat.com>
15191 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
15192 addressable variables in the parallel that could go out of scope while
15193 running queued tasks.
15195 2009-04-01 Anatoly Sokolov <aesok@post.ru>
15197 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
15198 (CASE_VALUES_THRESHOLD): Redefine.
15199 * config/avr/avr.c (avr_override_options): Remove initialization of
15200 avr_case_values_threshold variable.
15201 (avr_case_values_threshold): Remove variable. Add new function.
15202 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
15203 * config/avr/avr.opt (mno-tablejump): Remove option.
15204 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
15206 2009-04-01 DJ Delorie <dj@redhat.com>
15208 * varasm.c (default_function_rodata_section): Don't assume
15209 anything about where the first '.' in the section name is.
15211 2009-04-01 Alan Modra <amodra@bigpond.net.au>
15213 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
15214 rs6000_emit_stack_tie.
15216 2009-03-31 Ian Lance Taylor <iant@google.com>
15218 * tree-eh.c (tree_remove_unreachable_handlers): Compare
15219 gimple_code with GIMPLE_RESX, not RESX.
15221 2009-03-31 Joseph Myers <joseph@codesourcery.com>
15223 * c-common.c (c_get_ident): New.
15224 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
15226 2009-04-01 Ben Elliston <bje@au.ibm.com>
15228 * config/rs6000/sysv4.opt (msdata): Improve option description.
15230 2009-03-31 Steve Ellcey <sje@cup.hp.com>
15232 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
15233 (divdf3_internal_lat): Remove.
15234 (divxf3_internal_lat): Remove.
15235 (divxf3_internal_thr): Remove.
15236 (divxf): Use divxf3_internal.
15237 * config/ia64/div.md (divsf3_internal_lat): New.
15238 (divdf3_internal_lat): New.
15239 (divxf3_internal): New.
15241 2009-03-31 Joseph Myers <joseph@codesourcery.com>
15244 * Makefile.in (USE_GCC_STDINT): Define.
15245 (stmp-int-hdrs): Install stdint.h if applicable.
15246 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
15248 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
15249 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
15250 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
15251 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
15252 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
15253 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
15254 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
15255 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
15256 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
15257 (c_common_nodes_and_builtins): Initialize
15258 underlying_wchar_type_node. Do not initialize
15259 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
15260 nodes for new types.
15261 (c_stddef_cpp_builtins): Define macros for new types.
15262 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
15264 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
15265 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
15266 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
15267 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
15268 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
15269 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
15270 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
15271 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
15272 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
15273 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
15274 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
15275 int16_type_node, int32_type_node, int64_type_node,
15276 uint8_type_node, uint16_type_node, c_uint32_type_node,
15277 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
15278 int_least32_type_node, int_least64_type_node,
15279 uint_least8_type_node, uint_least16_type_node,
15280 uint_least32_type_node, uint_least64_type_node,
15281 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
15282 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
15283 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
15284 uintptr_type_node): Define.
15285 * c-cppbuiltin.c (builtin_define_constants,
15286 builtin_define_type_minmax): New.
15287 (builtin_define_stdint_macros): Define more macros.
15288 (c_cpp_builtins): Define more limit macros.
15289 (type_suffix): New.
15290 (builtin_define_type_max): Define in terms of
15291 builtin_define_type_minmax. Remove is_long parameter. All
15293 * config.gcc (use_gcc_stdint): Define.
15294 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
15295 Add newlib-stdint.h for generic targets.
15296 * config/glibc-stdint.h, config/newlib-stdint.h,
15297 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
15298 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
15299 * config/score/score.h (UINTPTR_TYPE): Define.
15300 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
15301 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
15302 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
15303 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
15304 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
15305 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
15306 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
15307 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
15308 * config/spu/spu.h (STDINT_LONG32): Define.
15309 * configure.ac (use_gcc_stdint): Substitute.
15310 * configure: Regenerate.
15311 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
15312 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
15313 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
15314 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
15315 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
15316 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
15317 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
15318 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
15319 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
15320 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
15321 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
15322 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
15323 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
15324 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
15325 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
15326 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
15327 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
15328 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
15329 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
15330 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
15331 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
15332 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
15333 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
15334 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
15335 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
15336 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
15337 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
15338 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
15339 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
15341 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
15343 * loop-iv.c (suitable_set_for_replacement): Renamed from
15344 simplify_using_assignment; changed to return bool and to accept new
15345 args DEST and SRC. Return true iff we find a source/destination pair
15346 that can be used to make a replacement, and fill SRC and DEST if so.
15347 Remove arg ALTERED. Don't deal with altered regs here. All callers
15349 (simplify_using_initial_values): Deal with altered regs here and track
15350 more precisely the effect they have on the validity of our expression.
15352 * loop-iv.c (simplify_using_condition): A condition of the form
15353 (EQ REG CONST) can be used to simply make a substitution.
15354 (simplify_using_initial_values): Keep track of conditions we have seen
15355 and keep using them to simplify new expressions, while applying the
15356 same substitutions to them as to the expression.
15358 * simplify-rtx.c (simplify_relational_operation_1): Simplify
15359 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
15362 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
15363 changed. Use this when trying to improve the upper bound.
15364 Generate the comparison by using simplify_gen_relational.
15366 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
15368 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
15370 (simplify_using_assignment, simplify_using_initial_values): Call
15371 replace_in_expr to make replacements. Call replace_single_def_regs
15372 once on the initial version of the expression.
15374 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15377 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
15379 2009-03-31 Richard Guenther <rguenther@suse.de>
15381 PR middle-end/31029
15382 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
15383 equality comparisons. Fold C - X CMP X if C % 2 == 1.
15385 2009-03-31 Richard Guenther <rguenther@suse.de>
15387 * tree.h (div_if_zero_remainder): Declare.
15388 * fold-const.c (div_if_zero_remainder): Export.
15389 * tree-ssa-forwprop.c
15390 (forward_propagate_addr_into_variable_array_index): Handle
15391 constant array index addition outside of the variable index.
15393 2009-03-31 Joseph Myers <joseph@codesourcery.com>
15396 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
15397 define_splits, floatunssi<mode>2): Require x87 conversions from
15398 DImode to be permitted.
15400 2009-03-31 Joseph Myers <joseph@codesourcery.com>
15402 PR preprocessor/15638
15403 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
15405 2009-03-31 Richard Guenther <rguenther@suse.de>
15407 PR middle-end/23401
15408 PR middle-end/27810
15409 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
15410 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
15411 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
15412 a separate statement.
15413 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
15414 (lookup_tmp_var): Likewise.
15415 (is_gimple_formal_tmp_or_call_rhs): Remove.
15416 (is_gimple_reg_or_call_rhs): Rename to ...
15417 (is_gimple_reg_rhs_or_call): ... this.
15418 (is_gimple_mem_or_call_rhs): Rename to ...
15419 (is_gimple_mem_rhs_or_call): ... this.
15420 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
15421 DECL_GIMPLE_REG_P only if is_formal is true.
15422 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
15423 for non-proper post-modify expression gimplification.
15424 (gimplify_self_mod_expr): For post-modify expressions gimplify
15425 the lvalue to a minimal lvalue.
15426 (rhs_predicate_for): Remove formal temp case.
15427 (gimplify_modify_expr_rhs): Likewise.
15428 (gimplify_addr_expr): Use is_gimple_reg.
15429 (gimplify_expr): Remove formal temp cases.
15430 (gimple_regimplify_operands): Likewise.
15431 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
15432 and FILTER_EXPR like constants.
15433 * gimple.c (walk_gimple_op): Fix val_only initialization, use
15435 (is_gimple_formal_tmp_rhs): Remove.
15436 (is_gimple_reg_rhs): Remove special casing.
15437 (is_gimple_mem_rhs): Fix.
15438 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
15439 (is_gimple_formal_tmp_var): Remove.
15440 (is_gimple_formal_tmp_reg): Likewise.
15441 (is_gimple_min_lval): Allow invariant component ref parts.
15442 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
15443 is_gimple_formal_tmp_reg): Remove declarations.
15444 * tree-cfg.c (verify_expr): Verify that variables with address
15445 taken do not have DECL_GIMPLE_REG_P set.
15446 * tree-mudflap.c (mf_build_check_statement_for): Use
15447 force_gimple_operand instead of gimplify_expr.
15449 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
15451 * modulo-sched.c (sms_schedule_by_order): Pass the actual
15452 schedulable rows to compute_split_row.
15454 2009-03-31 Ben Elliston <bje@au.ibm.com>
15457 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
15460 2009-03-31 Alan Modra <amodra@bigpond.net.au>
15462 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
15463 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
15464 * configure: Regenerate.
15465 * config.in: Regenerate.
15466 * config/rs6000/rs6000.opt (mtls-markers): Add.
15467 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
15468 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
15469 (tls_ld_aix, tls_ld_sysv): Likewise.
15470 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
15471 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
15473 2009-03-31 Alan Modra <amodra@bigpond.net.au>
15475 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
15477 2009-03-30 Jan Hubicka <jh@suse.cz>
15479 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
15481 (tree_remove_unreachable_handlers): Cleanup EH predecestor
15482 detection and label handling.
15484 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15486 * ira-int.h (ira_allocno): Rename left_conflicts_num to
15487 left_conflicts_size.
15488 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
15489 ALLOCNO_LEFT_CONFLICTS_SIZE.
15491 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
15492 remove_allocno_from_bucket_and_push,
15493 allocno_spill_priority_compare, push_allocnos_to_stack,
15494 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
15495 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
15496 (setup_allocno_left_conflicts_num): Ditto. Rename to
15497 setup_allocno_left_conflicts_size.
15498 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
15499 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
15500 setup_allocno_left_conflicts_size instead of
15501 setup_allocno_left_conflicts_num.
15503 * ira-build.c (ira_create_allocno): Use
15504 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
15505 ALLOCNO_LEFT_CONFLICTS_NUM.
15507 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15509 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
15510 instead of DF_LR_OUT.
15512 * ira-lives.c (process_bb_node_lives): Ditto.
15514 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
15515 instead of DF_LR_{OUT,IN}.
15517 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
15519 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
15521 2009-03-30 Jan Hubicka <jh@suse.cz>
15523 * except.c (label_to_region_map): Fix thinko.
15525 2009-03-30 Steve Ellcey <sje@cup.hp.com>
15527 PR middle-end/38237
15528 * tree.h (tree_find_value): New declaration.
15529 * tree.c (tree_find_value): New function.
15530 * varasm.c (assemble_external): Avoid duplicate entries on lists.
15532 2009-03-30 Jakub Jelinek <jakub@redhat.com>
15535 * c-decl.c (struct c_binding): Add locus field.
15536 (bind): Add locus argument, set locus field from it.
15537 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
15538 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
15539 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
15540 implicitly_declare, undeclared_variable, lookup_label,
15541 declare_label, c_make_fname_decl, c_builtin_function,
15542 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
15545 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
15548 * config/i386/i386.c (classify_argument): Check total size of
15551 2009-03-30 Martin Jambor <mjambor@suse.cz>
15553 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
15554 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
15555 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
15558 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
15559 seen_variable_array_ref while also traversing a union.
15561 * tree-inline.c (optimize_inline_calls): Do not call
15562 cgraph_node_remove_callees.
15563 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
15564 (pass_remove_cgraph_callee_edges): New variable.
15565 * passes.c (init_optimization_passes): Add
15566 pass_remove_cgraph_callee_edges after early inlining and before all
15567 late intraprocedural passes.
15569 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
15571 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15573 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
15574 Fix typos in names.
15576 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15578 * combine.c (simplify_comparison): Use have_insn_for.
15579 * dojump.c (do_jump): Likewise.
15581 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15583 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
15584 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
15585 sparc_compare_op0 like sparc_compare_emitted used to be handled.
15586 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
15587 instead of sparc_compare_emitted.
15588 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
15589 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
15590 instead of sparc_compare_emitted.
15592 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15594 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
15595 enter/exit cfglayout mode.
15596 (pass_partition_block): Require it.
15597 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
15598 (combine_instructions): Track basic blocks instead of labels.
15599 (update_cfg_for_uncondjump): New.
15600 (try_combine): Use it. Update jumps after rescanning.
15601 (pass_combine): Require PROP_cfglayout.
15602 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
15604 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15606 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
15607 Provide/destroy PROP_cfglayout respectively.
15608 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
15609 * tree-pass.h (PROP_cfglayout): New.
15611 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15613 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
15614 fold_convert_const_fixed_from_fixed,
15615 fold_convert_const_fixed_from_int,
15616 fold_convert_const_fixed_from_real, fold_negate_const): Do not
15617 set TREE_CONSTANT_OVERFLOW.
15618 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
15619 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
15621 2009-03-30 Ira Rosen <irar@il.ibm.com>
15623 * tree-vect-loop-manip.c: New file.
15624 * tree-vectorizer.c: Update documentation and included files.
15625 (vect_loop_location): Make extern.
15626 (rename_use_op): Move to tree-vect-loop-manip.c
15627 (rename_variables_in_bb, rename_variables_in_loop,
15628 slpeel_update_phis_for_duplicate_loop,
15629 slpeel_update_phi_nodes_for_guard1,
15630 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
15631 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
15632 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
15633 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
15634 find_loop_location): Likewise.
15635 (new_stmt_vec_info): Move to tree-vect-stmts.c.
15636 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
15637 get_vectype_for_scalar_type, vect_is_simple_use,
15638 supportable_widening_operation, supportable_narrowing_operation):
15640 (bb_in_loop_p): Move to tree-vect-loop.c.
15641 (new_loop_vec_info, destroy_loop_vec_info,
15642 reduction_code_for_scalar_code, report_vect_op,
15643 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
15644 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
15645 (vect_supportable_dr_alignment): Likewise.
15646 * tree-vectorizer.h (tree-data-ref.h): Include.
15647 (vect_loop_location): Declare.
15648 Reorganize function declarations according to the new file structure.
15649 * tree-vect-loop.c: New file.
15650 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
15651 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
15652 * tree-vect-data-refs.c: New file.
15653 * tree-vect-patterns.c (timevar.h): Don't include.
15654 * tree-vect-stmts.c: New file.
15655 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
15656 tree-vect-slp.c, tree-vect-loop.c.
15657 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
15658 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
15659 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
15660 (tree-vect-analyze.o): Remove.
15661 (tree-vect-transform.o): Likewise.
15662 (tree-vect-data-refs.o): Add rule.
15663 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
15664 tree-vect-slp.o): Likewise.
15665 (tree-vect-patterns.o): Remove redundant dependencies.
15666 (tree-vectorizer.o): Likewise.
15667 * tree-vect-slp.c: New file.
15669 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15671 * optc-gen.awk: Warn if an option flag has multiple different
15674 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
15676 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
15677 -floop-block): Document dependences on PPL, CLooG and Graphite.
15679 2009-03-30 Joseph Myers <joseph@codesourcery.com>
15681 PR rtl-optimization/323
15682 * c-common.c (c_fully_fold, convert_and_check,
15683 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
15684 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
15685 * c-common.def (EXCESS_PRECISION_EXPR): New.
15686 * c-cppbuiltin.c (builtin_define_float_constants): Define
15687 constants with enough digits for long double.
15688 * c-lex.c (interpret_float): Interpret constant with excess
15689 precision where appropriate.
15690 * c-opts.c (c_common_post_options): Set
15691 flag_excess_precision_cmdline. Give an error for
15692 -fexcess-precision=standard for C++ for processors where the
15693 option is significant.
15694 * c-parser.c (c_parser_conditional_expression): Handle excess
15695 precision in condition.
15696 * c-typeck.c (convert_arguments): Handle arguments with excess
15698 (build_unary_op): Move excess precision outside operation.
15699 (build_conditional_expr): Likewise.
15700 (build_compound_expr): Likewise.
15701 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
15702 (build_modify_expr): Handle excess precision in RHS.
15703 (convert_for_assignment): Handle excess precision in converted
15705 (digest_init, output_init_element, process_init_element): Handle
15706 excess precision in initializer.
15707 (c_finish_return): Handle excess precision in return value.
15708 (build_binary_op): Handle excess precision in operands and add
15709 excess precision as needed for operation.
15710 * common.opt (-fexcess-precision=): New option.
15711 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
15712 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
15713 For standard excess precision, output explicit conversion to and
15714 truncation from XFmode.
15715 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
15716 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
15717 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
15718 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
15719 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
15720 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
15721 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
15722 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
15723 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
15724 define_splits, sqrt<mode>2): Disable where appropriate for
15725 standard excess precision.
15726 * convert.c (convert_to_real): Do not shorten arithmetic to type
15727 for which excess precision would be used.
15728 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
15729 * doc/invoke.texi (-fexcess-precision=): Document option.
15730 (-mfpmath=): Correct index entry.
15731 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
15732 flag_excess_precision): New.
15733 * langhooks.c (lhd_post_options): Set
15734 flag_excess_precision_cmdline.
15735 * opts.c (common_handle_option): Handle -fexcess-precision=.
15736 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
15737 init_excess_precision): New.
15738 (lang_dependent_init_target): Call init_excess_precision.
15739 * tree.c (excess_precision_type): New.
15740 * tree.h (excess_precision_type): Declare.
15742 2009-03-30 Joseph Myers <joseph@codesourcery.com>
15745 * c-typeck.c (build_component_ref): Do not copy qualifiers from
15746 non-lvalue to component.
15748 2009-03-29 Joseph Myers <joseph@codesourcery.com>
15750 PR preprocessor/34695
15751 * Makefile.in (c-opts.o): Depend on c-tree.h.
15752 * c-common.c: Move down include of diagnostic.h.
15753 (done_lexing, c_cpp_error): New.
15754 * c-common.h (done_lexing): Declare.
15755 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
15757 * c-opts.c: Include c-tree.h.
15758 (c_common_init_options): Set preprocessor error callback.
15759 (c_common_handle_option): Do not set preprocessor
15760 inhibit_warnings, warnings_are_errors, warn_system_headers,
15761 pedantic_errors or inhibit_warnings flags.
15762 (c_common_post_options): Do not check cpp_errors (parse_in).
15763 (c_common_finish): Do not output dependencies if there were
15764 errors. Do not check return value of cpp_finish.
15765 * c-ppoutput.c (pp_file_change): Set input_location.
15766 * c-tree.h (c_cpp_error): Declare.
15767 * diagnostic.c (diagnostic_set_info_translated): Also initialize
15769 (diagnostic_build_prefix): Check override_column.
15770 * diagnostic.h (diagnostic_info): Add override_column field.
15771 (diagnostic_override_column): Define.
15773 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
15775 * c-common.c (c_expand_expr, c_staticp): Remove.
15776 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
15777 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
15778 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
15779 * c-gimplify.c (gimplify_compound_literal_expr,
15780 optimize_compound_literals_in_ctor): Remove.
15781 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
15782 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
15783 * c-semantics.c (emit_local_var): Remove.
15785 * langhooks-def.h (lhd_expand_expr): Remove.
15786 * langhooks.c (lhd_expand_expr): Remove.
15787 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
15789 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
15790 handling from c-semantics.c; don't call into langhook.
15791 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
15792 * gimplify.c (gimplify_compound_literal_expr,
15793 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
15794 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
15795 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
15796 as was done in c-gimplify.c.
15797 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
15798 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
15799 Move from c-common.h.
15800 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
15802 * tree.c (staticp): Do not call langhook.
15803 * langhooks.c (lhd_staticp): Delete.
15804 * langhooks-def.h (lhd_staticp): Delete prototype.
15805 (LANG_HOOKS_STATICP): Delete.
15806 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
15808 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
15809 instead of DECL_STMTs.
15811 2009-03-29 Joseph Myers <joseph@codesourcery.com>
15819 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
15821 (fold_call_expr): Return a NOP_EXPR from folding rather than the
15822 contained expression.
15823 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
15824 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
15825 conditional expressions for C.
15826 (decl_constant_value_for_optimization): Move from
15827 decl_constant_value_for_broken_optimization in c-typeck.c. Check
15828 whether optimizing and that the expression is a VAR_DECL not of
15829 array type instead of doing such checks in the caller. Do not
15830 check pedantic. Call gcc_unreachable for C++.
15831 * c-common.def (C_MAYBE_CONST_EXPR): New.
15832 * c-common.h (c_fully_fold, c_save_expr,
15833 decl_constant_value_for_optimization): New prototypes.
15834 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
15835 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
15836 EXPR_INT_CONST_OPERANDS): Define.
15837 * c-convert.c (convert): Strip nops from expression.
15838 * c-decl.c (groktypename): Take extra parameters expr and
15839 expr_const_operands. Update call to grokdeclarator.
15840 (start_decl): Update call to grokdeclarator. Add statement for
15841 expressions used in type of decl.
15842 (grokparm): Update call to grokdeclarator.
15843 (push_parm_decl): Update call to grokdeclarator.
15844 (build_compound_literal): Add parameter non_const and build a
15845 C_MAYBE_COSNT_EXPR if applicable.
15846 (grokdeclarator): Take extra parameters expr and
15847 expr_const_operands. Track expressions used in declaration
15848 specifiers and declarators. Fold array sizes and track whether
15849 they are constant expressions and whether they are integer
15850 constant expressions.
15851 (parser_xref_tag): Set expr and expr_const_operands fields in
15853 (grokfield): Update call to grokdeclarator.
15854 (start_function): Update call to grokdeclarator.
15855 (build_null_declspecs): Set expr and expr_const_operands fields in
15857 (declspecs_add_type): Handle expressions in typeof specifiers.
15858 * c-parser.c (c_parser_declspecs): Set expr and
15859 expr_const_operands fields for declaration specifiers.
15860 (c_parser_enum_specifier): Likewise.
15861 (c_parser_struct_or_union_specifier): Likewise.
15862 (c_parser_typeof_specifier): Likewise. Update call to
15863 groktypename. Fold expression as needed. Return expressions with
15864 type instead of adding statements.
15865 (c_parser_attributes): Update calls to c_parser_expr_list.
15866 (c_parser_statement_after_labels): Fold expression before passing
15867 to objc_build_throw_stmt.
15868 (c_parser_condition): Fold expression.
15869 (c_parser_asm_operands): Fold expression.
15870 (c_parser_conditional_expression): Use c_save_expr. Update call
15871 to build_conditional_expr.
15872 (c_parser_alignof_expression): Update call to groktypename.
15873 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
15874 original_code. Fold expression argument of va_arg. Create
15875 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
15876 argument to va_arg. Update calls to groktypename. Fold array
15877 index for offsetof. Verify that first argument to
15878 __builtin_choose_expr has integer type.
15879 (c_parser_postfix_expression_after_paren_type): Update calls to
15880 groktypename and build_compound_literal. Handle expressions with
15881 side effects in type name.
15882 (c_parser_postfix_expression_after_primary): Update call to
15883 c_parser_expr_list. Set original_code for calls to
15884 __builtin_constant_p.
15885 (c_parser_expr_list): Take extra parameter fold_p. Fold
15886 expressions if requested.
15887 (c_parser_objc_type_name): Update call to groktypename.
15888 (c_parser_objc_synchronized_statement): Fold expression.
15889 (c_parser_objc_receiver): Fold expression.
15890 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
15891 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
15892 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
15893 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
15894 (struct c_typespec): Add elements expr and expr_const_operands.
15895 (struct c_declspecs): Add elements expr and expr_const_operands.
15896 (groktypename, build_conditional_expr, build_compound_literal):
15898 (in_late_binary_op): Declare.
15899 * c-typeck.c (note_integer_operands): New function.
15900 (in_late_binary_op): New variable.
15901 (decl_constant_value_for_broken_optimization): Move to c-common.c
15902 and rename to decl_constant_value_for_optimization.
15903 (default_function_array_conversion): Do not strip nops.
15904 (default_conversion): Do not call
15905 decl_constant_value_for_broken_optimization.
15906 (build_array_ref): Do not fold result.
15907 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
15908 result when operand is a VLA.
15909 (c_expr_sizeof_type): Update call to groktypename. Handle
15910 expressions included in type name. Use C_MAYBE_CONST_EXPR for
15911 result when operand names a VLA type.
15912 (build_function_call): Update call to build_compound_literal.
15913 Only fold result for calls to __builtin_* functions. Strip
15914 NOP_EXPR from INTEGER_CST returned from such functions. Fold
15915 the function designator.
15916 (convert_arguments): Fold arguments. Update call to
15917 convert_for_assignment.
15918 (build_unary_op): Handle increment and decrement of
15919 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
15920 decrement earlier. Fold operand of increment and decrement.
15921 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
15922 built for integer operand. Wrap returns that are INTEGER_CSTs
15923 without being integer constant expressions or that have integer
15924 constant operands without being INTEGER_CSTs.
15925 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
15926 (build_conditional_expr): Add operand ifexp_bcp. Track whether
15927 result is an integer constant expression or can be used in
15928 unevaluated parts of one and avoid folding and wrap as
15929 appropriate. Fold operands before possibly doing -Wsign-compare
15931 (build_compound_expr): Wrap result for C99 if operands can be used
15932 in integer constant expressions.
15933 (build_c_cast): Update call to digest_init. Do not ignore
15934 overflow from casting floating-point constants to integers. Wrap
15935 results that could be confused with integer constant expressions,
15936 null pointer constants or floating-point constants.
15937 (c_cast_expr): Update call to groktypename. Handle expressions
15938 included in type name.
15939 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
15940 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
15941 Update calls to convert_for_assignment.
15942 (convert_for_assignment): Take new parameter
15943 null_pointer_constant. Do not strip nops or call
15944 decl_constant_value_for_broken_optimization. Set
15945 in_late_binary_op for conversions to boolean.
15946 (store_init_value): Update call to digest_init.
15947 (digest_init): Take new parameter null_pointer_constant. Do not
15948 call decl_constant_value_for_broken_optimization. pedwarn for
15949 initializers not constant expressions. Update calls to
15950 convert_for_assignment.
15951 (constructor_nonconst): New.
15952 (struct constructor_stack): Add nonconst element.
15953 (really_start_incremental_init, push_init_level, pop_init_level):
15954 Handle constructor_nonconst and nonconst element.
15955 (set_init_index): Call constant_expression_warning for array
15957 (output_init_element): Fold value. Set constructor_nonconst as
15958 applicable. pedwarn for initializers not constant expressions.
15959 Update call to digest_init. Call constant_expression_warning
15960 where constant initializers are required.
15961 (process_init_element): Use c_save_expr.
15962 (c_finish_goto_ptr): Fold expression.
15963 (c_finish_return): Fold return value. Update call to
15964 convert_for_assignment.
15965 (c_start_case): Fold switch expression.
15966 (c_process_expr_stmt): Fold expression.
15967 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
15968 ensure statement expression is not evaluated in constant expression.
15969 (build_binary_op): Track whether results are integer constant
15970 expressions or may occur in such, disable folding and wrap results
15971 as applicable. Fold operands for -Wsign-compare warnings unless
15973 (c_objc_common_truthvalue_conversion): Handle results folded to
15974 integer constants that are not integer constant expressions.
15975 * doc/extend.texi: Document when typeof operands are evaluated,
15976 that condition of __builtin_choose_expr is an integer constant
15977 expression, and more about use of __builtin_constant_p in
15980 2009-03-29 Richard Guenther <rguenther@suse.de>
15982 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
15983 propagate addresses of array references.
15985 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
15987 * regmove.c (perhaps_ends_bb_p): Remove.
15988 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
15989 from INSN and check that the main loop stays within that basic block.
15990 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
15991 (regmove_forward_pass): Split out from regmove_optimize. Use
15992 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
15993 (regmove_backward_pass): Split out from regmove_optimize. Use
15994 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
15995 (regmove_optimize): Simplify.
15997 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
16000 * config/i386/i386.c (classify_argument): Ignore flexible array
16001 member in struct and warn ABI change.
16003 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
16005 * config/i386/i386-protos.h (ix86_agi_dependent): New.
16007 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
16008 (ix86_adjust_cost): Updated.
16010 2009-03-29 Jan Hubicka <jh@suse.cz>
16012 PR middle-end/28850
16013 * tree-pass.h (pass_cleanup_eh): New function.
16014 (remove_unreachable_regions): Break code handling RTL
16015 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
16016 that can not be reached by runtime.
16017 (can_be_reached_by_runtime): New function.
16018 (label_to_region_map): New function.
16019 (num_eh_regions): New function.
16020 (rtl_remove_unreachable_regions): New function.
16021 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
16022 (remove_eh_region): New function.
16023 * except.h: Include sbitmap and vecprim.
16024 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
16025 num_eh_regions): Declare.
16026 * passes.c (init_optimization_passes): Schedule cleanup_eh.
16027 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
16028 * tree-eh.c (tree_remove_unreachable_handlers): New function.
16029 (tree_empty_eh_handler_p): New function.
16030 (cleanup_empty_eh): New function.
16031 (cleanup_eh): New function.
16032 (pass_cleanup_eh): New function.
16034 2009-03-29 Jan Hubicka <jh@suse.cz>
16036 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
16037 for removed regions.
16039 2009-03-29 Jan Hubicka <jh@suse.cz>
16041 * except.c (dump_eh_tree): Dump all datastructures.
16043 2009-03-29 Jan Hubicka <jh@suse.cz>
16045 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
16046 (duplicate_eh_regions_1): Likewise.
16047 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
16048 vector; call EH verification.
16049 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
16050 Be ready for region being removed.
16052 2009-03-29 Jan Hubicka <jh@suse.cz>
16054 * bitmap.c (bitmap_last_set_bit): New function.
16055 * bitmap.h (bitmap_last_set_bit): Declare.
16057 2009-03-29 David Ayers <ayers@fsfe.org>
16060 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
16061 by calling objc_compare_types and surpress warnings about
16062 incompatible C pointers that are compatible ObjC pointers.
16064 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
16066 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
16067 call initialize_inline_failed.
16068 (initialize_inline_failed): Move it from here ...
16069 * cgraph.c (initialize_inline_failed): ... to here.
16070 (cgraph_create_edge): Call initialize_inline_failed rather than
16071 setting inline_failed directly.
16073 2009-03-29 Ben Elliston <bje@au.ibm.com>
16076 * sysv4.opt (msdata): Improve comment.
16077 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
16078 * sysv4.h (SVR4_ASM_SPEC): Likewise.
16080 2009-03-29 Ben Elliston <bje@au.ibm.com>
16083 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
16084 load and store attributes.
16086 2009-03-29 Ben Elliston <bje@au.ibm.com>
16088 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
16089 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
16090 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
16091 * doc/extend.texi (X86 Built-in Functions): Add index entries for
16092 __builtin_infq and __builtin_huge_valq.
16094 2009-03-28 Anatoly Sokolov <aesok@post.ru>
16096 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
16098 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16099 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
16101 2009-03-28 Xinliang David Li <davidxl@google.com>
16103 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
16104 (do_dbg_cnt): New function.
16106 2009-03-28 Jan Hubicka <jh@suse.cz>
16108 Merge from pretty-ipa:
16110 2009-03-27 Jan Hubicka <jh@suse.cz>
16112 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
16113 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
16114 * passes.c (function_called_by_processed_nodes_p): New.
16115 * ipa-pure-const.c (check_call): Fix handling of operands.
16116 (analyze_function): Dump debug output for skipped bodies.
16117 (local_pure_const): Use function_called_by_processed_nodes_p.
16118 * dwarf2out.c (reference_to_unused): Use output.
16119 * passes.c (do_per_function_toporder): Likewise.
16121 2008-11-12 Jan Hubicka <jh@suse.cz>
16123 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
16124 * ipa-pure-const.c (funct_state_d): Add can throw field; make
16125 state_set_in_source enum
16126 (check_decl): Ignore memory tags; do not set fake looping flags;
16128 (check_operand, check_tree, check_rhs_var, check_lhs_var,
16129 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
16130 (check_call, analyze_function): Rewrite.
16132 (add_new_function): Update call of analyze_function.
16133 (generate_summary): Add call of analyze_function.
16134 (propagate): Propagate can_throw; handle state_set_in_source correctly.
16135 (local_pure_const): New function.
16136 (pass_local_pure_const): New pass.
16137 * ipa-inline.c (inline_transform): Set after_inlining.
16138 * tree-eh.c (stmt_can_throw_external): New.
16139 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
16140 work with aliasing built.
16141 * tree-flow.h (stmt_can_throw_external): New.
16142 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
16143 and local pure/const pass in early and late optimization queue.
16145 2009-03-28 Martin Jambor <mjambor@suse.cz>
16147 * fold-const.c (get_pointer_modulus_and_residue): New parameter
16149 (fold_binary): Allow function decl aligment consideration is the
16150 second argument is integer constant one.
16151 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
16152 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
16153 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
16155 2009-03-28 Jan Hubicka <jh@suse.cz>
16157 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
16158 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
16159 * function.h (rtl_data): Add nothrow flag.
16160 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
16161 set DECL_NOTHROW for AVAILABLE functions.
16163 2009-03-28 Jakub Jelinek <jakub@redhat.com>
16165 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
16166 following vector keyword has expansion starting with pixel or bool
16167 keyword, expand vector to __vector and pixel or bool to __pixel or
16171 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
16172 warn_if_disallowed_function_p): Removed.
16173 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
16174 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
16175 warning_if_disallowed_function_p.
16176 * flags.h (warn_if_disallowed_function_p,
16177 warn_disallowed_functions): Removed.
16178 * common.opt (Wdisallowed-function-list=): Removed.
16179 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
16181 2009-03-28 Richard Guenther <rguenther@suse.de>
16183 PR tree-optimization/38723
16184 * tree-ssa-pre.c (compute_avail): Add all default definitions to
16187 2009-03-28 Jan Hubicka <jh@suse.cz>
16189 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
16190 test introduced by my previous patch.
16192 2009-03-28 Richard Guenther <rguenther@suse.de>
16194 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
16195 the PHIs value undefined.
16197 2009-03-28 Jan Hubicka <jh@suse.cz>
16199 * tree-pass.h (pass_fixup_cfg): New pass.
16200 * ipa-inline.c (inline_transform): Set
16201 always_inline_functions_inlined/after_inlining.
16202 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
16203 (pass_fixup_cfg): New pass.
16204 * passes.c (init_optimization_passes): Add fixup_cfg.
16206 2009-03-28 Richard Guenther <rguenther@suse.de>
16208 PR tree-optimization/38458
16209 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
16210 argument use the arguments copy-of value.
16212 2009-03-28 Richard Guenther <rguenther@suse.de>
16214 PR tree-optimization/38180
16215 * tree-ssa-ccp.c (get_default_value): Simplify.
16216 (likely_value): Likewise.
16217 (surely_varying_stmt_p): Properly handle VOP case.
16218 (ccp_initialize): Likewise.
16219 (ccp_fold): Handle propagating through *&.
16220 (fold_const_aggregate_ref): Also handle decls.
16222 2009-03-28 Jan Hubicka <jh@suse.cz>
16224 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
16225 * cgraph.h (cgraph_node): Likewise.
16226 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
16227 (cgraph_reset_node): Use process flag.
16228 (cgraph_mark_functions_to_output): Likewise.
16229 (cgraph_expand_function): Likewise.
16230 (cgraph_expand_all_functions): Likewise.
16231 (cgraph_output_in_order): Likewise.
16232 * dwarf2out.c (reference_to_unused): Likewise.
16233 * passes.c do_per_function_toporder): Likewise.
16235 2009-03-28 Jan Hubicka <jh@suse.cz>
16237 Bring from lto-branch:
16239 2008-09-03 Doug Kwan <dougkwan@google.com>
16241 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
16242 enums instead of reason strings.
16243 * cgraph.c (cgraph_create_edge): Same.
16244 (cgraph_inline_failed_string): New function.
16245 * cgraph.h (cgraph_inline_failed_t): New enum type.
16246 (cgraph_inline_failed_string): New prototype.
16247 (struct cgraph_edge): Change type of INLINED_FAILED from constant
16248 char pointer to cgraph_inline_failed_t.
16249 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
16250 (cgraph_default_inline_p): Ditto.
16251 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
16252 to cgraph_inline_failed_t pointer.
16253 * cif-code.def: New file.
16254 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
16256 (cgraph_check_inline_limits): Change type of REASON to pointer to
16257 cgraph_inline_failed_t. Replace reason strings with enums.
16258 (cgraph_default_inline_p): Ditto.
16259 (cgraph_recursive_inlining_p): Ditto.
16260 (update_caller_keys): Change type of FAILED_REASON to
16261 cgraph_inline_failed_t.
16262 (cgraph_set_inline_failed): Change type of REASON to pointer to
16263 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
16264 convert enums to strings for text output.
16265 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
16266 to be of type cgraph_inline_failed_t. Replace reason strings with
16267 enums. Call cgraph_inline_failed_string to covert enums
16268 to strings for text output.
16269 (cgraph_decide_inlining): Replace reason strings with enums.
16270 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
16271 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
16273 * tree-inline.c (expand_call_inline): Change type of REASON
16274 to cgraph_inline_failed_t. Replace reason strings with enums.
16275 Call cgraph_inline_failed_string for text output.
16276 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
16279 2009-03-28 Jan Hubicka <jh@suse.cz>
16281 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
16282 cgraph_clone_node): Remove master clone handling.
16283 (cgraph_is_master_clone, cgraph_master_clone): Remove.
16284 * cgraph.h (master_clone): Remove.
16285 (cgraph_is_master_clone, cgraph_master_clone): Remove.
16286 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
16287 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
16289 2009-03-28 Jan Hubicka <jh@suse.cz>
16291 * cgraph.c (cgraph_function_body_availability): Functions declared
16292 inline are always safe to assume that it is not going to be replaced.
16294 2009-03-28 Richard Guenther <rguenther@suse.de>
16296 PR tree-optimization/38513
16297 * tree-ssa-pre.c (eliminate): Remove redundant stores.
16298 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
16299 EXC_PTR_EXPR and FILTER_EXPR.
16300 (get_ref_from_reference_ops): Likewise.
16302 2009-03-28 Richard Guenther <rguenther@suse.de>
16304 PR tree-optimization/38968
16305 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
16306 Use FLOOR_MOD_EXPR to compute misalignment.
16308 2009-03-28 Richard Guenther <rguenther@suse.de>
16310 PR tree-optimization/37795
16311 * tree.h (combine_comparisons): Declare.
16312 * fold-const.c (combine_comparisons): Export.
16313 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
16315 (ifcombine_iforif): Use combine_comparisons.
16317 2009-03-28 Jan Hubicka <jh@suse.cz>
16319 * tree-eh.c (inlinable_call_p): New function.
16320 (make_eh_edges): Use it.
16321 (verify_eh_edges): Use it.
16322 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
16323 * except.c (reachable_next_level): Add inlinable_function argument
16324 (sjlj_find_directly_reachable_regions): Update.
16325 (add_reachable_handler): Do not set saw_any_handlers.
16326 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
16327 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
16328 Add new inlinable call parameter.
16329 (can_throw_internal, can_throw_external): Update.
16330 * except.h (can_throw_internal_1, can_throw_external_1,
16331 foreach_reachable_handler): Update declaration.
16333 2009-03-28 Joseph Myers <joseph@codesourcery.com>
16335 * config/arm/t-arm-coff, config/h8300/coff.h,
16336 config/i386/i386-aout.h, config/i386/i386-coff.h,
16337 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
16338 config/pdp11/2bsd.h, config/rs6000/aix41.h,
16339 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
16340 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
16341 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
16342 sys-types.h: Remove.
16343 * Makefile.in: Remove protoize and fixproto support and references
16345 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
16346 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
16348 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
16349 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
16350 unprotoize$(exeext).
16351 (rest.encap): Don't depend on $(STMP_FIXPROTO)
16352 (.PHONY): Don't depend on proto.
16353 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
16354 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
16355 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
16356 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
16357 build/gen-protos.o, build/scan.o, xsys-protos.h,
16358 build/fix-header$(build_exeext), build/fix-header.o,
16359 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
16360 stmp-install-fixproto): Remove.
16361 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
16362 SYSCALLS.c or fixproto files.
16363 (install-common): Don't install protoize.
16364 (install-headers-tar, install-headers-cpio, install-headers-cp):
16365 Don't depend on $(STMP_FIXPROTO).
16366 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
16367 install fixproto files or write out fixproto settings.
16368 (uninstall): Don't uninstall protoize.
16369 * config.gcc (use_fixproto): Remove.
16370 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
16371 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
16372 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
16373 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
16374 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
16375 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
16376 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
16377 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
16378 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
16379 * config/t-vxworks (STMP_FIXPROTO): Remove.
16380 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
16381 STMP_FIXPROTO): Remove.
16382 * config.in, configure: Regenerate.
16383 * crtstuff.c (gid_t, uid_t): Don't undefine.
16384 * doc/install.texi: Change m68k-coff to m68k-elf in example.
16385 (arm-*-coff, arm-*-aout: Remove target entries.
16386 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
16387 Remove mention of AIX 4.1.
16388 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
16389 * doc/invoke.texi (Running Protoize): Remove.
16390 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
16391 (Protoize Caveats): Remove.
16392 * tsystem.h: Update comments on headers assumed to exist.
16394 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
16396 * genautomata.c: Add a new year to the copyright. Add a new
16398 (struct insn_reserv_decl): Add comments for member bypass_list.
16399 (find_bypass): Remove.
16400 (insert_bypass): New.
16401 (process_decls): Use insert_bypass.
16402 (output_internal_insn_latency_func): Output all bypasses with the
16403 same input insn in one switch case.
16405 * rtl.def (define_bypass): Describe bypass choice.
16406 * doc/md.texi (define_bypass): Ditto.
16408 2009-03-27 Richard Guenther <rguenther@suse.de>
16410 * gimplify.c (mark_addressable): Export.
16411 * tree-flow.h (mark_addressable): Declare.
16412 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
16413 * tree-ssa.c (verify_phi_args): Verify that address taken
16414 variables have TREE_ADDRESSABLE set.
16416 2009-03-27 Richard Guenther <rguenther@suse.de>
16418 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
16419 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
16420 Do not mark decls TREE_ADDRESSABLE.
16421 (build_fold_addr_expr): Adjust.
16422 (fold_addr_expr): Remove.
16423 (fold_unary): Use build_fold_addr_expr.
16424 (fold_comparison): Likewise.
16425 (split_address_to_core_and_offset): Likewise.
16426 * coverage.c (tree_coverage_counter_addr): Mark the array decl
16428 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
16429 (gimplify_modify_expr_to_memcpy): Mark source and destination
16431 * omp-low.c (create_omp_child_function): Mark the object decl
16433 (lower_rec_input_clauses): Mark the var we take the address of
16435 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
16437 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16439 PR middle-end/39315
16440 * cfgexpand.c (expand_one_stack_var_at): Change alignment
16441 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
16443 2009-03-27 Richard Guenther <rguenther@suse.de>
16445 PR tree-optimization/39120
16446 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
16448 (handle_lhs_call): Process return constraints. Add escape
16449 constraints if necessary.
16450 (handle_const_call): Fill out return constraints. Make nested
16451 case more precise. Avoid consttmp if possible.
16452 (handle_pure_call): Fill out return constraints. Avoid
16453 callused if possible.
16454 (find_func_aliases): Simplify call handling.
16456 2009-03-27 Richard Guenther <rguenther@suse.de>
16458 PR tree-optimization/39120
16459 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
16460 as a representative.
16461 (solve_graph): Do propagate CALLUSED.
16462 (handle_pure_call): Use a scalar constraint from CALLUSED for
16464 (find_what_p_points_to): CALLUSED shall not appear in poins-to
16467 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16470 * c-common.c (handle_aligned_attribute): Properly check alignment
16471 overflow. Use (1U << i) instead of (1 << i).
16473 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
16475 * expr.h (get_mem_align_offset): Updated.
16477 * tree.h (tree_decl_common): Change align to "unsigned int" and
16478 move it before pointer_alias_set.
16480 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16481 Jakub Jelinek <jakub@redhat.com>
16484 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
16485 gr_register_operand with gr_reg_or_0_operand.
16486 (cmpxchg_rel_di): Likewise.
16487 (sync_lock_test_and_set<mode>): Likewise.
16489 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16491 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
16492 (true_regnum): Likewise.
16494 * rtlanal.c (subreg_info): Moved to ...
16495 * rtl.h (subreg_info): Here. New.
16496 (subreg_get_info): New.
16498 * rtlanal.c (subreg_get_info): Make it extern.
16500 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16503 * config/i386/i386.c (ix86_abi): New.
16504 (override_options): Handle -mabi=.
16505 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
16506 (ix86_call_abi_override): Likewise.
16507 (init_cumulative_args): Likewise.
16508 (function_arg_advance): Likewise.
16509 (function_arg_64): Likewise.
16510 (function_arg): Likewise.
16511 (ix86_pass_by_reference): Likewise.
16512 (ix86_function_value_regno_p): Likewise.
16513 (ix86_build_builtin_va_list_abi): Likewise.
16514 (setup_incoming_varargs_64): Likewise.
16515 (is_va_list_char_pointer): Likewise.
16516 (ix86_init_machine_status): Likewise.
16517 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
16518 (ix86_function_type_abi): Return enum calling_abi. Rewrite
16519 for 64bit. Replace DEFAULT_ABI with ix86_abi.
16520 (ix86_function_abi): Make it static and return enum calling_abi.
16521 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
16523 (ix86_fn_abi_va_list): Updated.
16525 * config/i386/i386.h (ix86_abi): New.
16526 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
16527 (CONDITIONAL_REGISTER_USAGE): Likewise.
16528 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
16529 (machine_function): Likewise.
16531 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
16533 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
16534 (STACK_BOUNDARY): Likewise.
16535 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
16537 * config/i386/i386.opt (mabi=): New.
16539 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
16540 return enum calling_abi.
16541 (ix86_function_type_abi): Likewise.
16542 (ix86_function_abi): Removed.
16544 * doc/invoke.texi: Document -mabi= option for x86.
16546 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16548 * builtins.c (real_dconstp): Delete.
16549 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
16551 2009-03-27 Dodji Seketeli <dodji@redhat.com>
16552 Jakub Jelinek <jakub@redhat.com>
16555 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
16556 (gen_subprogram_die): When a function is explicit, generate the
16557 DW_AT_explicit attribute.
16558 * langhooks.h (struct lang_hooks_for_decls): Add
16559 function_decl_explicit_p langhook.
16560 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
16561 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
16563 2009-03-27 Jakub Jelinek <jakub@redhat.com>
16565 * builtins.c (fold_builtin_memory_op): Optimize memmove
16566 into memcpy if we can prove source and destination don't overlap.
16568 * tree-inline.c: Include gt-tree-inline.h.
16569 (clone_fn_id_num): New variable.
16570 (clone_function_name): New function.
16571 (tree_function_versioning): Use it.
16572 * Makefile.in (GTFILES): Add tree-inline.c.
16574 2009-03-27 Mark Mitchell <mark@codesourcery.com>
16576 * BASE-VER: Change to 4.5.0.
16578 2009-03-27 Xinliang David Li <davidxl@google.com>
16580 PR tree-optimization/39557
16581 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
16583 2009-03-27 Xinliang David Li <davidxl@google.com>
16585 PR tree-optimization/39548
16586 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
16589 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16591 * c-common.c (pointer_int_sum): Use %wd on return from
16594 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16596 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
16597 on return from tree_low_cst.
16599 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
16602 * ginclude/stdarg.h (va_copy): Define also for
16603 __GXX_EXPERIMENTAL_CXX0X__.
16605 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16608 * builtins.h (c_strlen): Do not warn here.
16609 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
16610 * c-common.c (pointer_int_sum): Take an explicit location.
16611 Warn about offsets out of bounds.
16612 * c-common.h (pointer_int_sum): Adjust declaration.
16614 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16616 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
16619 2009-03-26 Jakub Jelinek <jakub@redhat.com>
16622 * opts.c (warn_if_disallowed_function_p): Don't assume
16623 get_callee_fndecl must return non-NULL.
16625 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
16627 PR rtl-optimization/39522
16628 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
16629 when reg_reloaded_valid is set.
16631 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16633 * config/spu/divv2df3.c: New file.
16634 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
16635 (DPBIT_FUNCS): Filter out _div_df.
16637 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
16639 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
16640 a jump insn, count that jump in the distance to the loop start.
16642 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
16645 * config/sh/sh.c (calc_live_regs): Fix condition for global
16646 registers except PIC_OFFSET_TABLE_REGNUM.
16648 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
16651 * doc/invoke.texi (-mconsole): New.
16653 (-mno-cygwin): New.
16655 (-mnop-fun-dllimport): New.
16659 (sub section "i386 and x86-64 Windows Options"): New.
16661 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
16663 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
16664 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
16666 2009-03-25 Richard Guenther <rguenther@suse.de>
16668 PR middle-end/39497
16669 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
16672 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
16674 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
16675 neither of haifa/selective schedulers are working.
16677 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16679 * doc/invoke.texi (Debugging Options): Fix description of
16680 -fno-merge-debug-strings.
16682 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
16684 * config/cris/libgcc.ver: New version-script.
16685 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
16687 * configure.ac <GAS features, nop mnemonic>: Add pattern
16688 crisv32-*-* for "nop".
16689 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
16690 * configure: Regenerate.
16692 2009-03-24 Ira Rosen <irar@il.ibm.com>
16694 PR tree-optimization/39529
16695 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
16696 mark_sym_for_renaming for the tag copied to the new vector
16699 2009-03-24 Arthur Loiret <aloiret@debian.org>
16701 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
16702 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
16703 EXTRA_SPEC_FUNCTIONS.
16704 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
16705 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
16706 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
16707 -march and -mtune options.
16709 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
16711 * config/m68k/t-rtems: Add m5329 multilib.
16713 2009-03-24 Dodji Seketeli <dodji@redhat.com>
16714 Jakub Jelinek <jakub@redhat.com>
16717 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
16720 2009-03-23 Jakub Jelinek <jakub@redhat.com>
16723 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
16724 instead of c_parser_expression_conv, if original_code isn't one of the
16725 4 allowed comparison codes, fail.
16727 2009-03-23 Richard Guenther <rguenther@suse.de>
16729 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
16730 * tree.h (struct tree_type): Likewise.
16731 * reload.h (struct insn_chain): Likewise.
16732 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
16733 * function.h (struct function): Likewise.
16734 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
16736 2009-03-23 Jakub Jelinek <jakub@redhat.com>
16738 PR tree-optimization/39516
16739 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
16741 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
16743 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
16744 should be set true if BITS_PER_WORD of target is bigger than 32
16746 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
16748 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
16749 Translate -B-options to -rpath-link. Correct existing
16750 rpath-link and conditionalize on !nostdlib.
16752 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16754 * doc/extend.texi (Function Attributes, Variable Attributes):
16756 * doc/invoke.texi (Debugging Options, Optimize Options)
16757 (i386 and x86-64 Options, MCore Options): Likewise.
16759 2009-03-20 Jakub Jelinek <jakub@redhat.com>
16762 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
16763 it for block local namespace aliases.
16764 (gen_decl_die): Pass context_die to gen_namespace_die.
16766 2009-03-19 Jakub Jelinek <jakub@redhat.com>
16769 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
16770 minimum or maximum value.
16772 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
16774 * reginfo.c (globalize_reg): Recompute derived reg sets.
16776 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
16779 * libgcc2.c (mprotect): Do not use signed arguments for
16780 VirtualProtect, use DWORD arguments. Also fix the 'may
16781 be used uninitialized' warning for the np variable.
16783 2009-03-19 Jakub Jelinek <jakub@redhat.com>
16786 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
16787 functions using regparm calling conventions when not optimizing.
16788 (ix86_function_sseregparm): Similarly for sseregparm calling
16791 2009-03-19 Li Feng <nemokingdom@gmail.com>
16793 PR middle-end/39500
16794 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
16795 dependence if the first conflict is after niter iterations.
16797 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
16799 PR middle-end/38609
16800 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
16801 functions with dynamic stack-pointer adjustments.
16803 2009-03-19 Ben Elliston <bje@au.ibm.com>
16805 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
16806 option; change to -msdata=data.
16808 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16810 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
16813 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
16816 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
16818 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
16820 * doc/invoke.texi (Code Gen Options): Expand discussion of
16823 2009-03-18 Jakub Jelinek <jakub@redhat.com>
16825 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
16826 * matrix-reorg.c (struct matrix_info): Likewise.
16827 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
16828 * rtl.h (struct mem_attrs): Likewise.
16829 * df.h (struct df): Likewise.
16830 * tree-data-ref.h (struct data_dependence_relation): Likewise.
16831 * ira-int.h (struct ira_allocno): Likewise.
16832 * df-scan.c (struct df_collection_rec): Likewise.
16833 * ira.c (struct equivalence): Likewise.
16834 * function.c (struct temp_slot): Likewise.
16835 * cfgloop.h (struct loop): Likewise.
16838 * function.c (use_register_for_decl): When not optimizing, disregard
16839 register keyword for variables with types containing methods.
16841 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
16843 PR middle-end/39447
16844 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
16845 (is_simple_operand): Call contains_component_ref_p before calling data
16846 reference analysis that would fail on COMPONENT_REFs.
16848 * tree-vrp.c (search_for_addr_array): Fix formatting.
16850 2009-03-18 Richard Guenther <rguenther@suse.de>
16852 * tree-vect-transform.c (vect_loop_versioning): Fold the
16853 generated comparisons.
16854 * tree-vectorizer.c (set_prologue_iterations): Likewise.
16855 (slpeel_tree_peel_loop_to_edge): Likewise.
16857 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16859 PR middle-end/37805
16860 * opts.c (print_specific_help): In addition to `undocumented',
16861 accept `separate' and `joined' flags if passed alone. Describe
16862 output by the first matched one of those.
16863 (common_handle_option): Skip over empty strings.
16864 * gcc.c (display_help): Fix help string for `--help='.
16865 * doc/invoke.texi (Option Summary, Overall Options): With
16866 `--help=', classes and qualifiers can both be repeated, but
16867 only the latter can be negated. One should not pass only
16868 negated qualifiers. Fix markup and examples.
16871 2008-10-14 Jakub Jelinek <jakub@redhat.com>
16872 PR middle-end/37805
16873 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
16874 and -fhelp=separate.
16876 2009-03-17 Jing Yu <jingyu@google.com>
16878 PR middle-end/39378
16879 * function.h (struct rtl_data): Move is_thunk from here...
16880 (struct function): ...to here.
16881 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
16882 * varasm.c (assemble_start_function): Change is_thunk from crtl to
16884 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
16886 (alpha_does_function_need_gp, alpha_start_function): Likewise.
16887 (alpha_output_function_end_prologue): Likewise.
16888 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
16889 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
16890 (rs6000_output_function_epilogue): Likewise.
16891 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
16893 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
16896 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
16897 from different units in a single alternative.
16898 (*truncdfsf_i387): Ditto.
16899 (*truncxfsf2_mixed): Ditto.
16900 (*truncxfdf2_mixed): Ditto.
16902 2009-03-17 Jakub Jelinek <jakub@redhat.com>
16904 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
16905 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
16908 * tree-ssa-live.c (remove_unused_locals): Don't remove local
16909 unused non-artificial variables when not optimizing.
16912 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
16913 DW_TAG_imported_module even if decl is IMPORTED_DECL with
16914 NAMESPACE_DECL in its DECL_INITIAL.
16916 PR middle-end/39443
16917 * optabs.c (set_user_assembler_libfunc): New function.
16918 * expr.h (set_user_assembler_libfunc): New prototype.
16919 * c-common.c: Include libfuncs.h.
16920 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
16921 for memcmp, memset, memcpy, memmove and abort.
16922 * Makefile.in (c-common.o): Depend on libfuncs.h.
16925 * dwarf2out.c (gen_inlined_enumeration_type_die,
16926 gen_inlined_structure_type_die, gen_inlined_union_type_die,
16927 gen_tagged_type_instantiation_die): Removed.
16928 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
16931 2009-03-17 Janis Johnson <janis187@us.ibm.com>
16934 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
16936 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
16937 (check-parallel-%): Ditto.
16938 (check-consistency): Ditto.
16940 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
16942 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
16943 local variable rhs by NULL_TREE.
16945 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16948 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
16950 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16953 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
16955 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16958 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
16959 for ms->sysv ABI calls only in 64bit mode.
16961 * config/i386/i386.md (untyped_call): Support 32bit.
16963 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
16965 * doc/extend.texi: Replace x86_65 with x86_64.
16967 2009-03-16 Jakub Jelinek <jakub@redhat.com>
16969 PR tree-optimization/39455
16970 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
16971 mismatches for POINTER_TYPE_P (type).
16972 (number_of_iterations_le): Likewise.
16974 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
16976 * config/picochip/picochip.c: Removed profiling support.
16977 * config/picochip/picochip.md: Removed profiling instruction.
16978 * config/picochip/picochip.h: Removed profiling builtin.
16980 2009-03-16 Joseph Myers <joseph@codesourcery.com>
16982 * doc/install.texi (--with-host-libstdcxx): Document.
16984 2009-03-14 Anatoly Sokolov <aesok@post.ru>
16987 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
16988 generate a warning if the function name does not begin with
16989 "__vector" and the function has either the 'signal' or 'interrupt'
16990 attribute, from here to ...
16991 (avr_declare_function_name): ...here. New function.
16992 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
16993 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
16995 2009-03-14 Jakub Jelinek <jakub@redhat.com>
16998 * cse.c (fold_rtx): Don't modify original const_arg1 when
16999 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
17000 separate variable instead.
17001 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
17002 from out of range shift counts.
17003 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
17005 2009-03-13 Catherine Moore <clm@codesourcery.com>
17007 * config/i386/x-mingw32 (host-mingw32.o): Replace
17008 diagnostic.h with $(DIAGNOSTIC_H).
17010 2009-03-12 Jakub Jelinek <jakub@redhat.com>
17013 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
17015 * config/i386/sync.md (sync_compare_and_swap<mode>,
17016 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
17017 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
17019 (sync_double_compare_and_swapdi_pic,
17020 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
17021 cmpxchg8b_pic_memory_operand instead of just memory_operand.
17023 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
17026 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
17028 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
17031 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
17032 (avx_addsubv4df3): Likewise.
17033 (*avx_addsubv4sf3): Likewise.
17034 (sse3_addsubv4sf3): Likewise.
17036 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
17039 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
17041 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
17044 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
17045 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
17046 registers for allocnos created from user-defined variables.
17048 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17051 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
17052 of non-integer mode as well.
17054 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
17056 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
17057 for functions for which the parameter types are unknown.
17059 2009-03-11 Jakub Jelinek <jakub@redhat.com>
17062 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
17063 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
17064 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
17065 * config/i386/i386.c (ix86_local_alignment): For
17066 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
17067 long long variables on the stack to avoid dynamic realignment.
17068 Allow the first argument to be a decl rather than type.
17069 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
17071 2009-03-11 Nick Clifton <nickc@redhat.com>
17074 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
17076 Add description to mno-lsim option.
17077 * config/mcore/mcore.h: Remove comment about deprecated m4align
17079 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
17080 * doc/invoke.texi: Add description of mno-lsim and
17081 mstack-increment options.
17083 * config/fr30/fr30.opt: Document the -mno-lsim option.
17084 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
17085 and -mno-lsim options.
17087 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17089 * fold-const.c (fold_comparison): Only call fold_inf_compare
17090 if the mode supports infinities.
17092 2009-03-11 Jason Merrill <jason@redhat.com>
17095 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
17096 end already did. Notice GIMPLE_CALL modifications of the result.
17097 Don't copy debug information from an ignored decl or a decl from
17100 2009-03-10 Richard Guenther <rguenther@suse.de>
17101 Nathan Froyd <froydnj@codesourcery.com>
17103 PR middle-end/37850
17104 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
17105 (__divMODE3): Likewise.
17107 2009-03-09 Jakub Jelinek <jakub@redhat.com>
17109 PR tree-optimization/39394
17110 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
17111 DECL_SIZE_UNIT of variable length FIELD_DECLs.
17113 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17115 * recog.c (verfiy_changes): Disallow renaming of hard regs in
17116 inline asms for register asm ("") declarations.
17118 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
17120 * fold-const.c (fold_unary): Fix comment.
17122 2009-03-07 Jan Hubicka <jh@suse.cz>
17125 * tree-inline.c (setup_one_parameter): Do replacement of const
17126 argument by constant in SSA form.
17128 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17130 PR middle-end/38028
17131 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
17132 determine alignment passed to assign_stack_local.
17133 (assign_parms_unsplit_complex): Likewise.
17134 * except.c (sjlj_build_landing_pads): Likewise.
17136 2009-03-06 Jakub Jelinek <jakub@redhat.com>
17138 PR middle-end/39360
17139 * tree-flow.h (add_referenced_var): Return bool instead of void.
17140 * tree-dfa.c (add_referenced_var): Return result of
17141 referenced_var_check_and_insert call.
17142 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
17143 of referenced_var_check_and_insert.
17146 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
17147 (gen_variable_die): Emit DW_AT_location on abstract static variable's
17148 DIE, don't emit it if abstract origin already has it.
17149 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
17150 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
17152 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
17154 * genpreds.c (needs_variable): Fix parentheses at variable name
17156 (write_tm_constrs_h): Indent generated code.
17158 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17160 * doc/extend.texi (Function Attributes): Add documentation
17161 for isr attributes.
17163 2009-03-06 Jakub Jelinek <jakub@redhat.com>
17166 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
17167 take locus from its DECL_SOURCE_LOCATION instead of input_location.
17169 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
17171 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
17174 2009-03-05 Jakub Jelinek <jakub@redhat.com>
17177 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
17178 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
17180 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
17182 * config/i386/i386.md (R8_REG, R9_REG): New constants.
17183 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
17184 constants instead of magic numbers.
17185 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
17187 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
17188 (x86_64_ms_abi_int_parameter_registers): Ditto.
17189 (x86_64_int_return_registers): Ditto.
17190 (ix86_maybe_switch_abi): Ditto.
17191 (ix86_expand_call): Ditto for clobbered_registers array.
17192 (ix86_hard_regno_mode_ok): Ditto.
17193 (x86_extended_QIreg_mentioned_p): Ditto.
17195 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
17197 PR tree-optimization/39349
17198 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
17200 * combine.c (gen_lowpart_for_combine): Use omode when generating
17203 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
17205 PR rtl-optimization/39235
17206 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
17208 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
17210 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
17212 2009-03-04 Richard Guenther <rguenther@suse.de>
17214 PR tree-optimization/39362
17215 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
17216 that occur in abnormal PHIs should be varying.
17218 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
17220 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
17222 (simple_iv): Take loop as an argument instead of statement.
17223 * tree-scalar-evolution.h (simple_iv): Declaration changed.
17224 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
17226 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
17228 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
17229 * matrix-reorg.c (analyze_transpose): Ditto.
17230 * tree-data-ref.c (dr_analyze_innermost): Ditto.
17231 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
17232 * tree-predcom.c (ref_at_iteration): Ditto.
17233 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
17235 2009-03-04 Richard Guenther <rguenther@suse.de>
17237 PR tree-optimization/39358
17238 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
17239 escaped_id and callused_id.
17240 (solve_graph): Likewise.
17242 2009-03-04 Richard Guenther <rguenther@suse.de>
17244 PR tree-optimization/39339
17245 * tree-sra.c (try_instantiate_multiple_fields): Make it
17246 no longer ICE on the above.
17248 2009-03-03 Joseph Myers <joseph@codesourcery.com>
17250 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
17251 that fits within Pmode.
17253 2009-03-03 Steve Ellcey <sje@cup.hp.com>
17255 PR middle-end/10109
17256 * tm.texi (LIBCALL_VALUE): Update description.
17258 2009-03-03 Steve Ellcey <sje@cup.hp.com>
17260 PR middle-end/34443
17261 * doc/extend.texi (section): Update description.
17263 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
17265 PR middle-end/39345
17266 * tree-inline.c (remapped_type): New.
17267 (can_be_nonlocal): Call remapped_type instead of remap_type.
17269 2009-03-03 Jakub Jelinek <jakub@redhat.com>
17272 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
17273 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
17275 2009-03-03 Richard Guenther <rguenther@suse.de>
17277 PR middle-end/39272
17278 * tree.c (tree_nonartificial_location): New function.
17279 * tree.h (tree_nonartificial_location): Declare.
17280 * builtins.c (expand_builtin_memory_chk): Provide location
17281 of the call location for artificial function pieces.
17282 (maybe_emit_chk_warning): Likewise.
17283 (maybe_emit_sprintf_chk_warning): Likewise.
17284 (maybe_emit_free_warning): Likewise.
17285 * expr.c (expand_expr_real_1): Likewise.
17287 2009-03-03 Jakub Jelinek <jakub@redhat.com>
17289 PR tree-optimization/39343
17290 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
17291 COMPONENT_REF t has ARRAY_TYPE.
17293 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
17295 PR middle-end/39335
17296 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
17297 when the type precision of the induction variable should be
17298 larger than the type precision of nit.
17299 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
17300 * graphite.c (graphite_loop_normal_form): Same.
17301 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
17303 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
17305 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
17306 (*call_1_rex64_ms_sysv): Use named constants instead of magic
17307 numbers to describe clobbered registers.
17308 (*call_value_0_rex64_ms_sysv): Ditto.
17309 * config/i386/mmx.md (mmx_emms): Ditto.
17310 (mmx_femms): Ditto.
17312 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
17314 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
17317 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17319 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
17320 (spu_section_type_flags): New function.
17322 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
17324 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
17325 reg_class_contents of FLOAT_REGS into a temporary.
17327 2009-03-02 Richard Guenther <rguenther@suse.de>
17328 Ira Rosen <irar@il.ibm.com>
17330 PR tree-optimization/39318
17331 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
17332 information to the vectorized statement.
17334 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
17336 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
17337 variable. Use defined names instead of magic constants for REX SSE
17340 2009-03-01 Richard Guenther <rguenther@suse.de>
17342 PR tree-optimization/39331
17343 * omp-low.c (lower_send_shared_vars): Do not receive new
17344 values for the reference of DECL_BY_REFERENCE parms or results.
17346 2009-03-01 Jan Hubicka <jh@suse.cz>
17349 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
17350 BLOCK_NONLOCALIZED_VAR): New macros.
17351 (tree_block): Add nonlocalized_vars.
17352 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
17353 gen_decl_die): Add origin argument. Allow generation of die with
17354 origin at hand only.
17355 (gen_member_die, gen_type_die_with_usage, force_decl_die,
17356 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
17358 (gen_block_die): Fix checking for unused blocks.
17359 (process_scope_var): Break out from .... ; work with origins only.
17360 (decls_for_scope) ... here; process nonlocalized list.
17361 (dwarf2out_ignore_block): Look for nonlocalized vars.
17362 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
17364 (dump_scope_block): Dump them.
17365 * tree-inline.c (remap_decls): Handle nonlocalized vars.
17366 (remap_block): Likewise.
17367 (can_be_nonlocal): New predicate.
17368 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
17370 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17372 * configure: Regenerate.
17374 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17376 * optc-gen.awk: No need to duplicate option flags twice.
17377 Reuse help texts for duplicate options which do not have any.
17379 * gcc.c (display_help): Document --version.
17381 * gcc.c (main): If print_help_list and verbose_flag, ensure
17382 driver output comes before subprocess output.
17384 * optc-gen.awk: Assign all remaining fields to help string,
17385 space-separated, for multi-line help in *.opt.
17387 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
17388 -Wno-pedantic-ms-format is for MinGW targets only.
17390 * doc/options.texi (Option file format): Fix bad indentation,
17391 restoring dropped sentence.
17393 2009-02-28 Jan Hubicka <jh@suse.cz>
17395 * tree-inline.c (tree_function_versioning): Output debug info.
17397 2009-02-28 Jan Hubicka <jh@suse.cz>
17400 * tree-inline.c (setup_one_parameter): Do not copy propagate
17401 arguments when not optimizing.
17403 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
17406 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
17407 (avx_addsubv4df3): Likewise.
17408 (*avx_addsubv4sf3): Likewise.
17409 (sse3_addsubv4sf3): Likewise.
17410 (*avx_addsubv2df3): Likewise.
17411 (sse3_addsubv2df3): Likewise.
17412 (avx_unpckhps256): Correct item selectors.
17413 (avx_unpcklps256): Likewise.
17414 (avx_unpckhpd256): Likewise.
17415 (avx_unpcklpd256): Likewise.
17417 2009-02-28 Jan Hubicka <jh@suse.cz>
17419 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
17421 (copy_arguments_for_versioning): If var is declared don't declare it.
17422 (tree_function_versioning): First setup substitutions and then copy
17425 2009-02-27 Jan Hubicka <jh@suse.cz>
17428 * cgraph.h (varpool_output_debug_info): Remove.
17429 * cgraphunit.c (varpool_output_debug_info): Remove.
17430 * dwarf2out.c (deferred_locations_struct): New struct
17431 (deferred_locations): New type.
17432 (deferred_locations_list): New static var.
17433 (deffer_location): New function.
17434 (gen_variable_die): Use it.
17435 (decls_for_scope): Output info on local static vars.
17436 (dwarf2out_finish): Process deferred locations.
17437 * varpool.c (varpool_output_debug_info): Remove.
17439 2009-02-27 Jan Hubicka <jh@suse.cz>
17442 * tree.h (TREE_PROTECTED): Fix comment.
17443 (BLOCK_HANDLER_BLOCK): Remove.
17444 (struct tree_block): Remove handler_block add body_block.
17445 (inlined_function_outer_scope_p): New.
17446 (is_body_block): Remove.
17447 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
17448 * dwarf2out.c (is_inlined_entry_point): Remove.
17449 (add_high_low_attributes): Use inlined_function_outer_scope_p.
17450 (gen_block_die): Use is_inlined_entry_point check. Remove body block
17452 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
17453 * gimplify.c (gimplify_expr): Gimplify body blocks.
17454 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
17455 block with multiple subblocks.
17456 (dump_scope_block): Prettier output; dump more flags and info.
17457 (dump_scope_blocks): New.
17458 (remove_unused_locals): Use dump_scope_blocks.
17459 * tree-flow.h (dump_scope_blocks): Declare.
17460 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
17461 * stmt.c (is_body_block): Remove.
17462 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
17463 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
17465 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
17467 PR middle-end/39308
17468 * graphite.c (graphite_loop_normal_form): Do not call
17469 number_of_iterations_exit from a gcc_assert.
17471 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17473 * config/s390/s390.c (s390_swap_cmp): Look for conditional
17474 jumps if COND is NULL.
17475 (find_cond_jump): New function.
17476 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
17477 * config/s390/s390.md: Remove z10_cobra attribute value.
17479 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
17481 * config/alpha/alpha.h (alpha_expand_mov): Return false if
17482 force_const_mem returns NULL_RTX.
17484 2009-02-26 Jan Hubicka <jh@suse.cz>
17487 * cgraph.h (varpool_output_debug_info): Remove.
17488 * cgraphunit.c (varpool_output_debug_info): Remove.
17489 * dwarf2out.c (deferred_locations_struct): New struct
17490 (deferred_locations): New type.
17491 (deferred_locations_list): New static var.
17492 (deffer_location): New function.
17493 (gen_variable_die): Use it.
17494 (decls_for_scope): Output info on local static vars.
17495 (dwarf2out_finish): Process deferred locations.
17496 * varpool.c (varpool_output_debug_info): Remove.
17498 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
17500 PR rtl-optimization/39241
17501 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
17502 to subreg_offset_representable_p.
17504 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
17506 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
17507 execute function prototype. Get f and nregs from max_reg_num
17508 and get_insns. Remove the first backward pass as it's dead,
17509 guard the forward pass by flag_expensive_optimizations.
17510 (rest_of_handle_regmove): Delete.
17511 (pass_regmove): Replace it with regmove_optimize.
17513 2009-02-25 Martin Jambor <mjambor@suse.cz>
17515 PR tree-optimization/39259
17516 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
17517 calls_alloca function flags.
17518 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
17519 calls are detected.
17521 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
17523 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
17524 flags_set_1_rtx, flags_set_1_set): Delete.
17525 (regmove_optimize): Do not call mark_flags_life_zones.
17527 2009-02-24 Julian Brown <julian@codesourcery.com>
17530 * config/arm/arm.c (require_pic_register): Only set
17531 cfun->machine->pic_reg once per function.
17533 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
17535 * doc/invoke.texi (Link Options): Document an easier way to pass
17536 options that take arguments to the GNU linker using -Xlinker and -Wl.
17538 2009-02-24 Steve Ellcey <sje@cup.hp.com>
17541 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
17543 2009-02-24 Richard Guenther <rguenther@suse.de>
17546 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
17548 2009-02-24 Richard Guenther <rguenther@suse.de>
17549 Zdenek Dvorak <ook@ucw.cz>
17551 PR tree-optimization/39233
17552 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
17553 from converting them to a generic type.
17555 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
17557 PR tree-optimization/39260
17558 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
17559 contains a condition with a real type.
17560 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
17562 2009-02-23 Jason Merrill <jason@redhat.com>
17565 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
17566 narrowing_initializer_constant_valid_p.
17567 (narrowing_initializer_constant_valid_p): Don't return
17568 null_pointer_node for adding a pointer to itself.
17570 2009-02-23 Jan Hubicka <jh@suse.cz>
17573 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
17576 2009-02-23 Jan Hubicka <jh@suse.cz>
17578 PR tree-optimization/37709
17579 * tree.c (block_ultimate_origin): Move here from dwarf2out.
17580 * tree.h (block_ultimate_origin): Declare.
17581 * dwarf2out.c (block_ultimate_origin): Move to tree.c
17582 * tree-ssa-live.c (remove_unused_scope_block_p):
17583 Eliminate blocks containig no instructions nor live variables nor
17585 (dump_scope_block): New function.
17586 (remove_unused_locals): Enable removal of dead blocks by default;
17587 enable dumping at TDF_DETAILS.
17589 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
17591 * config/i386/i386.c (classify_argument): Don't allow COImode
17593 (function_arg_advance_32): Don't allow OImode.
17594 (function_arg_32): Likewise.
17595 (function_value_32): Likewise.
17596 (return_in_memory_32): Likewise.
17597 (function_arg_64): Remove OImode comment.
17599 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
17602 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
17603 ix86_expand_vector_set for V4DImode in 64bit mode only.
17604 (ix86_expand_vector_init_one_var): Likewise.
17606 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
17608 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
17610 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
17613 * loop-iv.c: Revert last change.
17614 * emit-rtl.c: Likewise.
17616 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
17619 * config/i386/i386.c (type_natural_mode): Remove an extra
17620 space in the warning message.
17621 (function_value_32): Handle 32-byte vector modes.
17622 (return_in_memory_32): Likewise.
17624 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
17626 * loop-iv.c (truncate_value): New function.
17627 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
17629 (lowpart_subreg): Move to...
17630 * emit-rtl.c: ...here.
17632 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
17634 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
17635 accidental and undocumented change at revision 140860.
17637 2009-02-21 Joseph Myers <joseph@codesourcery.com>
17639 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
17640 take gimple_seq * arguments.
17641 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
17642 types_compatible_p langhook.
17644 2009-02-20 Mark Mitchell <mark@codesourcery.com>
17645 Joseph Myers <joseph@codesourcery.com>
17647 * config/arm/arm.c (arm_builtin_va_list): New function.
17648 (arm_expand_builtin_va_start): Likewise.
17649 (arm_gimplify_va_arg_expr): Likewise.
17650 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
17651 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
17652 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
17653 (va_list_type): New variable.
17654 (arm_mangle_type): Mangle va_list_type appropriately.
17656 2009-02-20 Jakub Jelinek <jakub@redhat.com>
17658 PR middle-end/39157
17659 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
17660 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
17661 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
17662 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
17663 parameter to 1000 for -O1 by default.
17664 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
17666 * loop-invariant.c: Include params.h.
17667 (move_loop_invariants): Don't call move_single_loop_invariants on
17670 2009-02-20 Jaka Mocnik <jaka@xlab.si>
17672 * calls.c (emit_library_call_value_1): Use slot_offset instead of
17673 offset when calculating bounds for indexing stack_usage_map. Fixes
17674 a buffer overflow with certain target setups.
17676 2009-02-20 Jakub Jelinek <jakub@redhat.com>
17679 * calls.c (expand_call): Clear try_tail_call if caller and callee
17680 disagree in promotion of function return value.
17682 2009-02-19 Jakub Jelinek <jakub@redhat.com>
17685 * c-common.c (c_determine_visibility): If visibility changed and
17686 DECL_RTL has been already set, call make_decl_rtl to update symbol
17689 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
17692 * varasm.c (assemble_variable): Don't check DECL_NAME when
17693 globalizing a variable.
17695 2009-02-19 Joseph Myers <joseph@codesourcery.com>
17698 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
17699 expression before any __builtin_trap call.
17700 * c-typeck.c (build_function_call): Convert and check function
17701 arguments before generating a call to a trap. Evaluate the
17702 function arguments before the trap.
17704 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
17707 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
17708 (UNSPEC_FXAM_MEM): New unspec.
17709 (fxam<mode>2_i387_with_temp): New insn and split pattern.
17710 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
17711 memory using fxam<mode>2_i387_with_temp to remove excess precision.
17713 2009-02-19 Richard Guenther <rguenther@suse.de>
17715 PR tree-optimization/39207
17716 PR tree-optimization/39074
17717 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
17718 storedanything_tree): New.
17719 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
17720 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
17721 (build_succ_graph): Add edges from STOREDANYTHING to all
17723 (init_base_vars): Initialize STOREDANYTHING.
17724 (compute_points_to_sets): Free substitution info after
17725 building the succ graph.
17726 (ipa_pta_execute): Likewise.
17728 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
17730 (do_ds_constraint): Do not add to special var or non-pointer
17732 (type_could_have_pointers): Split out from ...
17733 (could_have_pointers): ... here. For arrays use the element type.
17734 (create_variable_info_for): Initialize may_have_pointers.
17735 (new_var_info): Likewise.
17736 (handle_lhs_call): Make the HEAP variable unknown-sized.
17737 (intra_create_variable_infos): Use a type with pointers for
17738 PARM_NOALIAS, make it unknown-sized.
17740 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
17743 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
17745 2009-02-18 Jason Merrill <jason@redhat.com>
17748 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
17749 value if DECL_EXTERNAL.
17750 * tree-sra.c (sra_walk_gimple_assign): Likewise.
17751 * target.h (gcc_target::binds_local_p): Clarify "module".
17752 * tree.h (TREE_PUBLIC): Clarify "module".
17754 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
17757 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
17758 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
17760 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
17763 * c.opt (Wabi): Support C and ObjC.
17766 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
17768 * config/i386/i386.c (classify_argument): Warn once about the ABI
17769 change when passing union with long double.
17771 * doc/invoke.texi: Update -Wabi for warning psABI changes.
17773 2009-02-18 Joseph Myers <joseph@codesourcery.com>
17776 * c-parser.c (c_parser_compound_statement): Always enter and leave
17779 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17782 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
17784 2009-02-18 Jakub Jelinek <jakub@redhat.com>
17786 PR tree-optimization/36922
17787 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
17788 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
17791 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17793 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
17796 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17798 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
17800 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17802 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
17805 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
17806 Richard Sandiford <rdsandiford@googlemail.com>
17808 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
17809 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
17810 (loongson_biadd): ...this.
17812 2009-02-17 Richard Guenther <rguenther@suse.de>
17814 PR tree-optimization/39202
17815 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
17816 a var make sure to follow existing collapses.
17818 2009-02-17 Richard Guenther <rguenther@suse.de>
17820 PR middle-end/39214
17821 * langhooks.c (lhd_print_error_function): Check for NULL block.
17823 2009-02-17 Richard Guenther <rguenther@suse.de>
17825 PR tree-optimization/39204
17826 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
17829 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
17831 * config/soft-fp/double.h: Update from glibc CVS.
17833 2009-02-17 Richard Guenther <rguenther@suse.de>
17835 PR tree-optimization/39207
17836 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
17837 strict-aliasing warnings for pointers pointing to NULL.
17839 2009-02-16 Joseph Myers <joseph@codesourcery.com>
17842 * c-parser.c (c_parser_braced_init): Call pop_init_level when
17843 skipping until next close brace.
17845 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
17848 * config/i386/i386.c (ix86_expand_push): Set memory alignment
17849 to function argument boundary.
17851 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
17853 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
17854 in the lea_add. Reload eventually constraints it properly.
17855 * config/picochip/constraints.md: Remove the target constraint
17856 "b", since it is not needed anymore.
17858 2009-02-16 Jakub Jelinek <jakub@redhat.com>
17860 * gthr-dce.h: Uglify function parameter and local variable names.
17861 * gthr-gnat.h: Likewise.
17862 * gthr-mipssde.h: Likewise.
17863 * gthr-nks.h: Likewise.
17864 * gthr-posix95.h: Likewise.
17865 * gthr-posix.h: Likewise.
17866 * gthr-rtems.h: Likewise.
17867 * gthr-single.h: Likewise.
17868 * gthr-solaris.h: Likewise.
17869 * gthr-tpf.h: Likewise.
17870 * gthr-vxworks.h: Likewise.
17871 * gthr-win32.h: Likewise.
17873 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
17876 * config/i386/i386.md: Restrict the new peephole2 to move
17877 between MMX/SSE registers.
17879 2009-02-15 Richard Guenther <rguenther@suse.de>
17882 2009-02-13 Richard Guenther <rguenther@suse.de>
17884 * configure.ac: Enable LFS.
17885 * configure: Re-generate.
17886 * config.in: Likewise.
17888 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17890 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
17891 spu_srqwbyte, spu_srqwbytebc): Define.
17892 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
17893 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
17894 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
17895 "shrqby_<mode>"): New insn-and-split patterns.
17896 * config/spu/spu.c (expand_builtin_args): Determine and return
17897 number of operands using spu_builtin_description data.
17898 (spu_expand_builtin_1): Use it.
17900 2009-02-13 Steve Ellcey <sje@cup.hp.com>
17903 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
17906 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17909 * config/i386/i386.c (override_options): Correct warning
17910 messages for -malign-loops, -malign-jumps and -malign-functions.
17912 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17915 * config/i386/i386.md: Restrict the new peephole2 to move
17916 between the general purpose registers.
17918 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17921 * config/i386/i386.c (type_natural_mode): Add a new argument.
17922 Return the original mode and warn ABI change if vector size is 32byte.
17923 (function_arg_advance): Updated.
17924 (function_arg): Likewise.
17925 (ix86_function_value): Likewise.
17926 (ix86_return_in_memory): Likewise.
17927 (ix86_sol10_return_in_memory): Likewise.
17928 (ix86_gimplify_va_arg): Likewise.
17929 (function_arg_32): Don't warn ABX ABI change here.
17930 (function_arg_64): Likewise.
17932 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
17934 * loop-iv.c (implies_p): In the final case, test that operands 0
17935 of the two comparisons match.
17937 * config/bfin/bfin.c (find_prev_insn_start): New function.
17938 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
17939 (find_next_insn_start): Move.
17941 2009-02-13 Richard Guenther <rguenther@suse.de>
17943 * configure.ac: Enable LFS.
17944 * configure: Re-generate.
17945 * config.in: Likewise.
17947 2009-02-13 Joseph Myers <joseph@codesourcery.com>
17950 * c-parser.c (c_parser_parms_list_declarator): Discard pending
17951 sizes on syntax error after some arguments have been parsed.
17953 2009-02-12 Jakub Jelinek <jakub@redhat.com>
17955 * doc/invoke.texi (-fira): Remove.
17957 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17959 * caller-save.c: Replace regclass.c with reginfo.c in comments.
17960 * recog.c: Likewise.
17963 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
17965 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
17966 (umul_ppmm): Likewise.
17967 (count_leading_zeros): Likewise.
17968 (count_trailing_zeros): Likewise.
17969 (UMUL_TIME): Likewise.
17971 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17973 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
17974 soft-fp/t-softfp to tmake_file.
17976 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
17977 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
17978 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
17979 IA64_BUILTIN_INFQ]: New.
17980 (ia64_init_builtins): Initialize __builtin_infq,
17981 __builtin_fabsq and __builtin_copysignq if not HPUX.
17982 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
17983 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
17985 * config/ia64/lib1funcs.asm (__divtf3): Define only if
17987 (__fixtfti): Likewise.
17988 (__fixunstfti): Likewise.
17989 (__floattitf): Likewise.
17991 * config/ia64/libgcc-glibc.ver: New.
17992 * config/ia64/t-fprules-softfp: Likewise.
17993 * config/ia64/sfp-machine.h: Likewise.
17995 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
17996 (LIBGCC2_TF_CEXT): Likewise.
17997 (TF_SIZE): Likewise.
17998 (TARGET_INIT_LIBFUNCS): Likewise.
18000 * config/ia64/t-glibc (SHLINB_MAPFILES):
18001 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
18003 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
18005 * config/i386/i386.c (construct_container): Rewrite processing
18006 BLKmode with X86_64_SSE_CLASS.
18008 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
18011 * config/i386/i386.md: Replace simplify_replace_rtx with
18012 replace_rtx in the new peephole2.
18014 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
18016 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
18017 loop unrolling do not happen at -O2.
18019 2009-02-12 Michael Matz <matz@suse.de>
18021 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
18023 2009-02-12 Jakub Jelinek <jakub@redhat.com>
18025 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
18028 2009-02-12 Ben Elliston <bje@au.ibm.com>
18030 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
18031 patterns when updating the back chain. Missed in the 2009-02-10
18034 2009-02-11 Janis Johnson <janis187@us.ibm.com>
18036 * doc/extend.texi (Decimal Floating Types): Update identifier of
18037 draft TR and list of missing support.
18039 2009-02-11 Jakub Jelinek <jakub@redhat.com>
18041 PR middle-end/39154
18042 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
18043 bit to variable length decl's flags, add it also to its
18044 pointer replacement variable.
18046 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
18047 Jakub Jelinek <jakub@redhat.com>
18050 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
18051 (memory_blockage): New expander.
18052 (*memory_blockage): New insn pattern.
18053 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
18054 instead of general blockage at the end of function prologue when
18055 frame pointer is used to access red zone area. Do not emit blockage
18056 when profiling, it is emitted in generic code.
18057 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
18058 function epilogue when frame pointer is used to access red zone area.
18060 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
18063 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
18064 by arithmetic with memory operands.
18065 * config/i386/predicates.md (commutative_operator): New.
18067 2009-02-10 Janis Johnson <janis187@us.ibm.com>
18069 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
18072 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
18074 * alias.h (record_alias_subset): Declare.
18075 * alias.c (record_alias_subset): Make global.
18077 2009-02-10 Nick Clifton <nickc@redhat.com>
18079 * tree-parloops.c: Change license to GPLv3.
18080 * ipa-struct-reorg.c: Change license to GPLv3.
18081 * ipa-struct-reorg.h: Change license to GPLv3.
18083 2009-02-10 Steve Ellcey <sje@cup.hp.com>
18086 * c-decl.c (start_struct): Return NULL on error.
18088 2009-02-10 Jakub Jelinek <jakub@redhat.com>
18090 PR middle-end/39124
18091 * cfgloopmanip.c (remove_path): Call remove_bbs after
18092 cancel_loop_tree, not before it.
18095 * function.h (struct function): Add has_local_explicit_reg_vars bit.
18096 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
18097 VAR_DECLs were seen.
18098 * tree-ssa-live.c (remove_unused_locals): Recompute
18099 cfun->has_local_explicit_reg_vars.
18100 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
18101 copies or clearings if cfun->has_local_explicit_reg_vars.
18103 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
18106 * config/i386/i386.c (expand_prologue): Emit blockage at the end
18107 of function prologue when frame pointer is used to access
18110 2009-02-10 Richard Guenther <rguenther@suse.de>
18112 PR middle-end/39127
18113 * gimplify.c (gimple_regimplify_operands): Always look if
18114 we need to create a temporary.
18116 2009-02-10 Richard Guenther <rguenther@suse.de>
18118 PR tree-optimization/39132
18119 * tree-loop-distribution.c (todo): New global var.
18120 (generate_memset_zero): Trigger TODO_rebuild_alias.
18121 (tree_loop_distribution): Return todo.
18123 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
18126 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
18127 (x86_64_reg_class_name): Removed.
18128 (classify_argument): Return 0 if bytes > 32. Return 0 if the
18129 first one isn't X86_64_SSE_CLASS or any other ones aren't
18130 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
18131 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
18132 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
18133 and 3 X86_64_SSEUP_CLASS.
18134 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
18135 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
18137 2009-02-10 Ben Elliston <bje@au.ibm.com>
18139 * config/rs6000/rs6000.md (allocate_stack): Always use an update
18140 form instruction to update the stack back chain word, even if the
18141 user has disabled the generation of update instructions.
18142 (movdi_<mode>_update_stack): New.
18143 (movsi_update_stack): Likewise.
18144 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
18145 always use an update form instruction to update the stack back
18148 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
18150 PR middle-end/38953
18151 * graphite.c (if_region_set_false_region): After moving a region in
18152 the false branch of a condition, remove the empty dummy basic block.
18153 (gloog): Remove wrong fix for PR38953.
18155 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18157 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
18158 generation due to implicit sign extension.
18160 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
18162 PR middle-end/38981
18163 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
18164 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
18166 2009-02-09 Richard Guenther <rguenther@suse.de>
18168 PR middle-end/35202
18169 * convert.c (convert_to_real): Disable (float)fn((double)x)
18170 to fnf(x) conversion if errno differences may occur and
18171 -fmath-errno is set.
18173 2009-02-07 Anatoly Sokolov <aesok@post.ru>
18175 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
18176 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
18177 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
18179 2009-02-06 Joseph Myers <joseph@codesourcery.com>
18182 * c-common.c (handle_alias_attribute): Disallow attribute for
18183 anything not a FUNCTION_DECL or VAR_DECL.
18185 2009-02-06 Janis Johnson <janis187@us.ibm.com>
18188 * real.c (do_compare): Special-case compare of zero against
18189 decimal float value.
18191 2009-02-06 Joseph Myers <joseph@codesourcery.com>
18194 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
18195 as indicating flexible array members unless the field itself is
18196 being declarared as the incomplete array.
18198 2009-02-06 Jan Hubicka <jh@suse.cz>
18200 PR tree-optimization/38844
18201 * ipa-inline.c (try_inline): Stop inlining recursion when edge
18202 is already inlined.
18204 2009-02-06 Richard Guenther <rguenther@suse.de>
18206 PR middle-end/38977
18207 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
18208 fork because we may expand it as __gcov_fork.
18210 2009-02-06 Nick Clifton <nickc@redhat.com>
18212 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
18214 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
18216 PR tree-optimization/35659
18217 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
18218 vn_phi_eq): Shortcut if hashcode does not match.
18219 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
18221 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
18222 and avoid iterative_hash_expr.
18223 (FOR_EACH_VALUE_ID_IN_SET): New.
18224 (value_id_compare): Remove.
18225 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
18226 sort expressions by value id.
18228 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
18231 * config/sh/predicates.md (general_movsrc_operand): Don't check
18232 the subreg of system registers here.
18234 2009-02-05 Jakub Jelinek <jakub@redhat.com>
18237 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
18238 on the copied decl.
18240 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
18242 PR rtl-optimization/39110
18243 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
18244 addresses, not aligned ones.
18246 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
18247 Richard Guenther <rguenther@suse.de>
18249 PR tree-optimization/39100
18250 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
18251 comment says and add edges.
18253 2009-02-05 Joseph Myers <joseph@codesourcery.com>
18256 * c-common.c (handle_tls_model_attribute): Ignore attribute for
18257 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
18259 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
18261 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
18262 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
18263 register_bb_in_sese, new_sese, free_sese): Moved.
18264 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
18265 outermost_loop_in_scop, build_scop_iteration_domain,
18266 expand_scalar_variables_ssa_name, get_vdef_before_scop,
18267 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
18268 Use loop_in_sese_p instead of loop_in_scop_p.
18269 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
18270 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
18271 (scopdet_basic_block_info): Fix bug in scop detection.
18272 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
18273 eq_loop_to_cloog_loop): Remove.
18274 (nb_loops_around_loop_in_scop, nb_loop
18275 ref_nb_loops): Moved here...
18276 * graphite.h (ref_nb_loops): ... from here.
18277 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
18278 (loop_domain_dim, loop_iteration_vector_dim): Remove.
18279 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
18280 * testsuite/gcc.dg/graphite/scop-19.c: New
18282 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
18283 Hans-Peter Nilsson <hp@axis.com>
18285 PR rtl-optimization/37889
18286 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
18287 Move offset handling from PLUS to before the switch. Use new
18288 arguments when considering SYMBOL_REFs too.
18289 (rtx_addr_can_trap_p): Pass dummy offset and size.
18290 (enum may_trap_p_flags): Remove.
18291 (may_trap_p_1): Pass size from MEM_SIZE.
18293 PR rtl-optimization/38921
18294 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
18295 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
18296 * rtlanal.c (may_trap_after_code_motion_p): Delete.
18297 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
18299 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
18301 AVX Programming Reference (January, 2009)
18302 * config/i386/sse.md (*vpclmulqdq): New.
18304 2009-02-04 Jakub Jelinek <jakub@redhat.com>
18306 PR tree-optimization/38977
18307 PR gcov-profile/38292
18308 * calls.c (special_function_p): Disregard __builtin_ prefix.
18310 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
18312 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
18313 non-indexable addresses even before reload.
18315 2009-02-03 Joseph Myers <joseph@codesourcery.com>
18318 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
18319 as having variable size. Do not give an error for unnamed
18320 parameters with [*] declarators. Give a warning for type names
18321 with [*] declarators and mark them as variable size.
18322 * c-parser.c (c_parser_sizeof_expression): Do not give an error
18323 for sizeof applied to [*] type names.
18325 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
18328 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
18330 2009-02-03 Jakub Jelinek <jakub@redhat.com>
18332 * gcc.c (process_command): Update copyright notice dates.
18333 * gcov.c (print_version): Likewise.
18334 * gcov-dump.c (print_version): Likewise.
18335 * mips-tfile.c (main): Likewise.
18336 * mips-tdump.c (main): Likewise.
18338 2009-02-03 Joseph Myers <joseph@codesourcery.com>
18341 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
18342 for composite type involving a zero-length array type.
18344 2009-02-03 Jakub Jelinek <jakub@redhat.com>
18347 * function.c (match_asm_constraints_1): Skip over
18348 initial optional % in the constraint.
18350 PR inline-asm/39059
18351 * c-parser.c (c_parser_postfix_expression): If fixed point is not
18352 supported, don't accept FIXED_CSTs.
18353 * c-decl.c (finish_declspecs): Error if fixed point is not supported
18354 and _Sat is used without _Fract/_Accum. Set specs->type to
18355 integer_type_node for cts_fract/cts_accum if fixed point is not
18358 2009-02-02 Catherine Moore <clm@codesourcery.com>
18360 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
18362 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
18364 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
18365 (ABI_HAS_64BIT_SYMBOLS): Use it.
18366 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
18368 2009-02-02 Paul Brook <paul@codesourcery.com>
18370 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
18372 2009-02-02 Jakub Jelinek <jakub@redhat.com>
18374 PR inline-asm/39058
18375 * recog.h (asm_operand_ok): Add constraints argument.
18376 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
18377 recurse on matching constraint.
18378 (check_asm_operands): Pass constraints as 3rd argument to
18379 asm_operand_ok. Don't look up matching constraint here.
18380 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
18383 2009-02-02 Ben Elliston <bje@au.ibm.com>
18385 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
18386 TARGET_NARROW_VOLATILE_BITFIELD macro names.
18388 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18390 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
18391 information. Remove some obsolete information. Reorganize.
18393 * config/pa/fptr.c: Revert license to GPL 2.
18394 * config/pa/milli64.S: Likewise.
18396 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
18399 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
18400 LIBRARY name in, instead of hard-coding it.
18401 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
18402 extra target make frag to tmake_files according to EH model.
18403 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
18404 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
18405 frags that define makefile variable EH_MODEL appropriately.
18406 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
18407 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
18408 to "-sjlj" according to type of EH configured.
18409 (LIBGCC_SONAME): Concatenate it to shared library base name.
18410 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
18411 to "_sjlj" according to type of EH configured.
18412 (LIBGCC_SONAME): Concatenate it to shared library base name.
18413 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
18414 (SHLIB_LINK): Add missing semicolon to if-else construct.
18415 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
18416 string value of "pe_dll" command-line option.
18417 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
18418 (SHLIB_SONAME): Use it when overriding t-cygming default.
18419 (SHLIB_IMPLIB): Override t-cygming default.
18420 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
18421 string value of "pe_dll" command-line option.
18423 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
18426 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
18427 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
18429 2009-01-31 Richard Guenther <rguenther@suse.de>
18431 PR tree-optimization/38937
18432 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
18433 computing the transitive closure.
18435 2009-01-30 Richard Guenther <rguenther@suse.de>
18437 PR tree-optimization/39041
18438 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
18439 Propagate variable indices only if the types match for this stmt.
18441 2009-01-30 Jakub Jelinek <jakub@redhat.com>
18444 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
18445 inline but never defined.
18447 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
18449 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
18450 (*insv_h_di_reg_extimm): New insn.
18451 (*insv_l<mode>_reg_extimm): New insn.
18453 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
18455 * config/picochip/picochip.c (flag_conserve_stack): set
18456 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
18457 fconserve-stack. Reduce call-overhead used by inliner.
18459 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
18462 * common.opt (flag_conserve_stack): Initialised to zero.
18464 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
18467 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
18468 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
18471 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
18473 * ira-color.c (allocno_reload_assign): Update comments.
18474 * regmove.c (regmove_optimize): Likewise.
18478 2009-01-29 Robert Millan <rmh@aybabtu.com>
18480 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
18481 * config/i386/kopensolaris-gnu.h: New file. Undefine
18482 `MD_UNWIND_SUPPORT'.
18483 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
18485 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
18487 PR tree-optimization/39007
18488 * tree-loop-distribution.c (generate_builtin): Use
18489 recompute_dominator to compute the immediate dominator of the
18490 basic block just after the loop.
18492 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
18494 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
18495 (ASM_OUTPUT_DWARF_PCREL): Define.
18497 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
18499 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
18500 * doc/passes.texi: Remove entries about regclass, local-alloc, and
18501 global. Modify entries about regmove and IRA.
18503 * ra-conflict.c: Remove the file.
18505 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
18507 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
18508 (pass_regclass_init): Rename to pass_reginfo_init.
18510 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
18512 * toplev.h (flag_ira): Remove.
18514 * caller-save.c (setup_save_areas): Remove flag_ira.
18516 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
18518 * global.c: Remove the file.
18520 * opts.c (decode_options): Remove flag_ira.
18522 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
18524 * regmove.c: Modify file description.
18525 (find_use_as_address, try_auto_increment): Define them only if
18526 AUTO_INC_DEC is defined.
18527 (replacement_quality, replace_in_call_usage, fixup_match_1,
18528 stable_and_no_regs_but_for_p): Remove.
18529 (reg_set_in_bb): Make it static.
18530 (regmove_optimize): Remove flag_ira and code which worked for
18533 * local-alloc.c: Remove the file.
18535 * common.opt (fira): Remove.
18537 * ira.c: Include except.h.
18538 (eliminable_regset): Move from global.c.
18539 (mark_elimination): Ditto. Remove flag_ira.
18540 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
18541 equiv_mem_modified, validate_equiv_mem_from_store,
18542 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
18543 contains_replace_regs, memref_referenced_p, memref_used_between_p,
18544 no_equiv, recorded_label_ref): Move from local-alloc.c.
18545 (update_equiv_regs): Ditto. Make it static.
18546 (print_insn_chain, print_insn_chains): Move it from global.c.
18547 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
18548 (build_insn_chain): Ditto. Make it static.
18549 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
18550 Rename to init_live_subregs.
18551 (gate_ira): Remove flag_ira.
18553 * regclass.c: Rename reginfo.c. Change file description.
18554 (FORBIDDEN_INC_DEC_CLASSES): Remove.
18555 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
18556 (init_reg_sets_1): Remove code for evaluation of
18557 reg_class_superclasses and losing_caller_save_reg_set.
18558 (init_regs): Remove init_reg_autoinc.
18559 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
18560 ok_for_base_p_nonstrict): Remove.
18561 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
18562 (pass_regclass_init): Rename to pass_reginfo_init. Modify
18563 corresponding entries.
18564 (dump_regclass, record_operand_costs, scan_one_insn,
18565 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
18566 record_address_regs, auto_inc_dec_reg_p): Remove.
18567 (gt-regclass.h): Rename to gt-reginfo.h.
18569 * rtl.h (dump_global_regs, retry_global_alloc,
18570 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
18572 * Makefile.in (RA_H): Remove.
18573 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
18574 Rename regclass.o to reginfo.o.
18575 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
18577 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
18578 (GTFILES): Rename regclass.c to reginfo.c.
18580 * passes.c (init_optimization_passes): Remove pass_local_alloc and
18581 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
18583 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
18584 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
18586 (finish_spills): Ditto. Remove code for !flag_ira.
18588 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
18590 PR middle-end/35854
18591 * doc/invoke.texi (rtl debug options): Complete rewrite.
18592 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
18594 * mode-switching.c (pass_mode_switching): Rename pass from
18595 "mode-sw" to "mode_sw".
18596 * except.c (pass_convert_to_eh_ranges): Rename pass from
18597 "eh-ranges" to "eh_ranges".
18598 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
18602 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
18603 Alexander Monakov <amonakov@ispras.ru>
18605 PR middle-end/38857
18606 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
18608 (move_exprs_to_boundary): Change return type and pass through
18609 should_move from move_op. Relax assert. Update usage ...
18610 (schedule_expr_on_boundary): ... here. Use should_move instead of
18612 (move_op_orig_expr_found): Indicate that insn was disconnected from
18614 (code_motion_process_successors): Do not call after_merge_succs
18615 callback if original expression was not found when traversing any of
18617 (code_motion_path_driver): Change return type. Update prototype.
18618 (move_op): Update comment. Add a new parameter (should_move). Update
18619 prototype. Set *should_move based on indication provided by
18620 move_op_orig_expr_found.
18622 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
18624 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
18625 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
18626 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
18627 * config/rs6000/rs6000.c (rs6000_override_options): Default
18628 avoid-indexed-addresses on for Power6, off for everything else.
18629 (avoiding_indexed_address_p): New function.
18630 (rs6000_legitimize_address): Use it.
18631 (rs6000_legitimate_address): Likewise.
18632 * config/rs6000/rs6000.md (movXX_updateX): Likewise
18634 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
18636 PR tree-optimization/38997
18637 * tree-loop-distribution.c (generate_memset_zero): Use
18638 POINTER_PLUS_EXPR for a pointer addition.
18640 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
18642 * config/s390/s390.md (bswap<mode>2): New pattern added.
18644 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18646 * config/s390/s390.md (*tls_load_31): Added type attribute.
18648 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18650 * config/s390/s390.md: Fix a few comments.
18652 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18654 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
18655 (*tm<mode>_full): Fixed z10prop attribute.
18656 (*tst<mode>_extimm): Fixed z10prop attribute.
18657 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
18658 (*tstqiCCT_cconly): Fixed z10prop attribute.
18659 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
18660 (*movsi_larl): Fixed z10prop attribute.
18661 (*movsi_zarch): Fixed z10prop attribute.
18662 (*movsi_eas): Fixed z10prop attribute.
18663 (*movhi): Fixed z10prop attribute.
18664 (*movqi): Fixed z10prop attribute.
18665 (*movstrictqi): Fixed z10prop attribute.
18666 (*mov<mode>): Fixed z10prop attribute.
18667 (*movcc): Fixed z10prop attribute.
18668 (*sethighpartdi_64): Fixed z10prop attribute.
18669 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
18670 (*negdi2_sign_cc): Fixed z10prop attribute.
18671 (*negdi2_sign): Fixed z10prop attribute.
18672 (*absdi2_sign_cc): Fixed z10prop attribute.
18673 (*absdi2_sign): Fixed z10prop attribute.
18674 (*negabsdi2_sign_cc): Fixed z10prop attribute.
18675 (*negabsdi2_sign): Fixed z10prop attribute.
18676 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
18677 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
18678 (doloop_si64): Fixed z10prop attribute.
18679 (doloop_si31): Fixed z10prop attribute.
18680 (doloop_long): Fixed z10prop attribute.
18681 (indirect_jump): Fixed z10prop attribute.
18682 (nop): Fixed z10prop attribute.
18683 (main_base_64): Fixed z10prop attribute.
18684 (reload_base_64): Fixed z10prop attribute.
18686 2009-01-28 Jakub Jelinek <jakub@redhat.com>
18688 PR rtl-optimization/38740
18689 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
18691 * config/mips/mips.c (mips_reorg): Likewise.
18693 2009-01-28 Richard Guenther <rguenther@suse.de>
18695 PR tree-optimization/38926
18696 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
18697 with the correct value id to a value.
18698 (do_regular_insertion): Use the value number of edoubleprime
18699 for the value number of the expr.
18702 2008-08-21 Richard Guenther <rguenther@suse.de>
18704 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
18705 a PHI ask VN if it is already available.
18706 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
18707 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
18709 2009-01-28 Jakub Jelinek <jakub@redhat.com>
18711 PR middle-end/38934
18712 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
18713 set to varying whenever max has TREE_OVERFLOW set, similarly
18714 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
18716 2009-01-28 Richard Guenther <rguenther@suse.de>
18718 PR middle-end/38908
18719 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
18720 uninitialized aggregate uses in call arguments.
18722 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
18724 PR tree-optimization/38984
18725 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
18726 the nothing_id variable if -fno-delete-null-pointer-checks.
18728 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
18731 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
18732 (set_got_offset_rex64): Ditto.
18734 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
18737 * doc/extend.texi: Improve local variable with asm reg.
18739 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
18741 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
18742 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
18743 was not supplied then set warn_packed_bitfield_compat to the
18744 default value of 1.
18745 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
18748 2009-01-27 Richard Guenther <rguenther@suse.de>
18750 PR tree-optimization/38503
18751 * cfgexpand.c (expand_gimple_basic_block): Ignore
18752 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
18753 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
18754 variables that cannot have TBAA applied.
18755 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
18758 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
18760 PR middle-end/38969
18761 * calls.c (initialize_argument_information): Do not wrap complex
18762 arguments in SAVE_EXPR.
18764 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
18766 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
18767 (INSTALL_LIBGCC): Revert typo commit.
18769 2009-01-26 Richard Guenther <rguenther@suse.de>
18771 PR tree-optimization/38745
18772 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
18773 from special handling.
18775 2009-01-26 Richard Guenther <rguenther@suse.de>
18777 PR tree-optimization/38745
18778 * tree-ssa.c (execute_update_addresses_taken): Do not include
18779 variables that cannot possibly be a register in not_reg_needs.
18780 Do not clear TREE_ADDRESSABLE on vars that may not become
18782 * tree-ssa.c (update_alias_info_1): Include those in the set
18783 of addressable vars.
18785 2009-01-26 Richard Guenther <rguenther@suse.de>
18787 PR middle-end/38851
18788 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
18789 * tree-ssa-dse.c: Include langhooks.h
18790 (execute_simple_dse): Remove stores with zero size.
18792 2009-01-24 Jakub Jelinek <jakub@redhat.com>
18795 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
18798 2009-01-24 Julian Brown <julian@codesourcery.com>
18800 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
18801 config/arm/linux-atomic.c.
18802 * config/arm/linux-atomic.c: New.
18804 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
18806 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
18807 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
18808 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
18810 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
18813 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
18816 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
18818 PR tree-optimization/38953
18819 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
18820 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
18821 (gloog): Split the exit of the scop when the scop exit is a loop exit.
18822 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
18825 2009-01-24 Paul Brook <paul@codesourcery.com>
18827 * config/arm/neon.md (neon_type): Move to arm.md.
18828 (neon_mov<VSTRUCT>): Add neon_type attribute.
18829 * config/arm/arm.md (neon_type): Move to here.
18830 (conds): Add "unconditioal" and use as default for NEON insns.
18832 2009-01-24 Ben Elliston <bje@au.ibm.com>
18834 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
18835 void *' warning from -Wc++-compat.
18836 * Makefile.in (dominance.o-warn): Remove.
18838 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
18840 PR tree-optimization/38932
18841 * fold-const.c (fold_unary_ignore_overflow): New.
18842 * tree.h (fold_unary_ignore_overflow): Declare.
18843 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
18844 * tree-ssa-sccvn.c (visit_reference_op_load,
18845 simplify_unary_expression): Likewise.
18847 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
18849 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
18850 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
18851 regardless of their type.
18852 * c-common.c (handle_packed_attribute): Don't ignore packed on
18854 * c.opt (Wpacked-bitfield-compat): New warning option.
18855 * stor-layout.c (place_field): Warn if offset of a field changed.
18856 * doc/extend.texi (packed): Mention the ABI change.
18857 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
18858 (Warning Options): Add it to the list.
18860 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
18862 * c-opts.c (c_common_post_options): Fix a typo in comments.
18864 2009-01-22 Steve Ellcey <sje@cup.hp.com>
18866 PR middle-end/38615
18867 * gimplify.c (gimplify_init_constructor): Fix promotion of const
18868 variables to static.
18869 * doc/invoke.texi (-fmerge-all-constants): Update description.
18871 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
18874 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
18875 (*movdi_1_rex64): Use type "mmx" for alternative 5.
18877 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
18879 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
18881 (LOCAL_ALIGNMENT): Similarly.
18883 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
18884 Joseph Myers <joseph@codesourcery.com>
18886 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
18887 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
18888 * config/arm/arm-tune.md: Regenerate.
18889 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
18892 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
18894 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
18895 version number to five.
18897 2009-01-22 Dodji Seketeli <dodji@redhat.com>
18900 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
18901 * c-common.c (set_underlying_type): Likewise.
18902 (is_typedef_decl ): Likewise
18904 (set_underlying_type): Likewise.
18905 (is_typedef_type): Likewise.
18907 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
18909 PR middle-end/38587
18910 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
18913 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
18916 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
18917 (LIBGCC_SPEC): Don't define.
18918 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
18920 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
18922 PR rtl-optimization/38879
18923 * alias.c (base_alias_check): Unaligned access via AND address can
18924 alias all surrounding object types except those with sizes equal
18925 or wider than the size of unaligned access.
18927 2009-01-21 Dodji Seketeli <dodji@redhat.com>
18930 * c-decl.c (clone_underlying_type): Move this ...
18931 * c-common.c (set_underlying_type): ... here.
18932 Also, make sure the function properly sets TYPE_STUB_DECL() on
18933 the newly created typedef variant type.
18934 (is_typedef_decl ): New entry point.
18935 * tree.h: Added a new member member_types_needing_access_check to
18936 struct tree_decl_non_common.
18937 (set_underlying_type): New entry point.
18938 (is_typedef_type): Likewise.
18940 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
18942 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
18943 Check whether two instructions have memory references that
18944 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
18945 are helper functions for traversing.
18946 * alias.h (insn_alias_sets_confilict_p): New prototypes.
18947 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
18948 not to draw dependency edge for instructions with non-conflicting
18951 2009-01-20 Joseph Myers <joseph@codesourcery.com>
18954 * longlong.h: Update copyright years. Use soft-fp license notice.
18955 Sync __clz_tab declaration with glibc.
18957 2009-01-20 Steve Ellcey <sje@cup.hp.com>
18960 * doc/extend.texi (syscall_linkage): New.
18961 (version_id): Modify.
18963 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
18964 Richard Guenther <rguenther@suse.de>
18966 PR tree-optimization/38747
18967 PR tree-optimization/38748
18968 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
18969 conversion if the base address is an indirect reference and the
18970 aliasing sets could cause issues.
18972 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
18974 * common.opt (fgraphite, fgraphite-identity): Add comment for
18975 explaining why these options are not documented.
18977 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
18979 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
18980 gimple_call_lhs is NULL.
18982 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
18985 * emit-rtl.c (adjust_address_1): Make sure memref is never
18988 2009-01-20 Ben Elliston <bje@au.ibm.com>
18990 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
18991 const qualifier from arg parameter. Remove unnecessary cast to char *.
18992 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
18993 const qualifier from arg 2.
18995 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
18997 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
18999 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
19002 * rtl.h (reinit_regs): New prototype.
19003 * regclass.c: Include ira.h.
19004 (reinit_regs): New.
19005 * Makefile.in (regclass.o): Add ira.h.
19006 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
19008 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
19011 * c-common.c (handle_aligned_attribute): Use
19012 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
19013 default alignment value.
19015 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
19017 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
19018 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
19020 * doc/extend.texi: Update __attribute__ ((aligned)). Document
19021 __BIGGEST_ALIGNMENT__.
19023 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
19025 2009-01-18 Richard Guenther <rguenther@suse.de>
19027 PR tree-optimization/38819
19028 * tree-flow.h (operation_could_trap_helper_p): Declare.
19029 * tree-eh.c (operation_could_trap_helper_p): Export.
19030 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
19031 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
19032 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
19033 are about to insert a possibly trapping instruction and fail
19036 2009-01-18 Andreas Schwab <schwab@suse.de>
19038 * doc/install.texi (Configuration): Remove obsolete paragraph
19039 about use of --with-gnu-ld with --with-gnu-as.
19041 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
19043 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
19044 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
19045 Follow spelling conventions.
19047 2009-01-18 Ben Elliston <bje@au.ibm.com>
19049 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
19050 C++ warning about implicit conversion from void * to struct
19052 (bitmap_obstack_free): Likewise for bitmap_element *.
19053 * Makefile.in (bitmap.o-warn): Remove.
19055 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
19057 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
19059 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
19060 Tobias Grosser <tobi.grosser@amd.com>
19062 * graphite.c (graphite_trans_scop_block): Do not block single
19065 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
19067 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
19068 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
19069 test with assertion.
19071 2009-01-16 Richard Guenther <rguenther@suse.de>
19073 PR tree-optimization/38835
19074 PR middle-end/36227
19075 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
19076 and INT + PTR -> (INT)(PTR p+ INT) folding.
19077 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
19079 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
19082 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
19083 the subreg from a lowpart subreg if it is also casting the value.
19085 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
19086 Tobias Grosser <tobi.grosser@amd.com>
19088 * graphite.c (compare_prefix_loops): New.
19089 (build_scop_canonical_schedules): Rewritten.
19090 (graphite_transform_loops): Move build_scop_canonical_schedules
19091 after build_scop_iteration_domain.
19093 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
19094 Tobias Grosser <tobi.grosser@amd.com>
19096 * graphite.c (add_conditions_to_domain): Add the loops to
19097 the dimension of the iteration domain. Do copy the domain
19098 only when it exists.
19099 (build_scop_conditions_1): Do not call add_conditions_to_domain.
19100 (add_conditions_to_constraints): New.
19101 (can_generate_code_stmt, can_generate_code): Removed.
19102 (gloog): Do not call can_generate_code.
19103 (graphite_transform_loops): Call add_conditions_to_constraints
19104 after building the iteration domain.
19106 2009-01-16 Jakub Jelinek <jakub@redhat.com>
19108 PR tree-optimization/38789
19109 * tree-ssa-threadedge.c
19110 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
19111 __builtin_constant_p.
19113 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
19115 * dce.c (delete_unmarked_insns): Reversed the order that insns are
19116 examined before deleting them.
19118 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
19120 * function.c (aggregate_value_p): Correctly extract the function
19121 type from CALL_EXPR_FN lookup.
19123 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
19125 * config/picochip/picochip.c (picochip_override_options): Revert
19126 CFI asm flag disable commited previously.
19128 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
19129 Tobias Grosser <tobi.grosser@amd.com>
19130 Jan Sjodin <jan.sjodin@amd.com>
19132 * graphite.c (scan_tree_for_params): On substractions negate
19133 all the coefficients of the term.
19134 (clast_to_gcc_expression_red): New. Handle reduction expressions
19135 of more than two operands.
19136 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
19137 (get_vdef_before_scop): Handle also the case of default definitions.
19139 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
19141 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
19142 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
19143 Also use them when walking CALL_INSN_FUNCTION_USAGE.
19145 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
19146 Joey Ye <joey.ye@intel.com>
19148 PR middle-end/37843
19149 * cfgexpand.c (expand_stack_alignment): Don't update stack
19150 boundary nor check incoming stack boundary here.
19151 (gimple_expand_cfg): Update stack boundary and check incoming
19152 stack boundary here.
19154 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
19156 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
19158 2009-01-14 Jakub Jelinek <jakub@redhat.com>
19160 PR rtl-optimization/38245
19161 * calls.c (expand_call): Add stack arguments to
19162 CALL_INSN_FUNCTION_USAGE even for pure calls (when
19163 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
19164 in regs and partially in memory or BLKmode arguments.
19165 (emit_library_call_value_1): Add stack arguments to
19166 CALL_INSN_FUNCTION_USAGE even for pure calls (when
19167 ACCUMULATE_OUTGOING_ARGS).
19168 * dce.c: Include tm_p.h.
19169 (find_call_stack_args): New function.
19170 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
19172 (mark_insn): Call find_call_stack_args for CALL_Ps.
19173 (prescan_insns_for_dce): Walk insns backwards in bb rather than
19174 forwards. Allocate and free arg_stores bitmap if needed, pass it
19175 down to deletable_insn_p, don't mark stores set in arg_stores
19176 bitmap, clear the bitmap at the beginning of each bb.
19177 * Makefile.in (dce.o): Depend on $(TM_P_H).
19179 2009-01-14 Michael Meissner <gnu@the-meissners.org>
19182 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
19183 to make sure the insn is a conditional test (bug 22599). Reformat a
19186 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
19188 PR middle-end/38431
19189 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
19190 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
19191 (gloog): Do not call cleanup_tree_cfg.
19192 (graphite_transform_loops): Call cleanup_tree_cfg after all
19193 scops have been code generated.
19195 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
19196 * doc/gty.texi (Invoking the garbage collector): Added new node
19197 and section documenting ggc_collect.
19199 2009-01-14 Richard Guenther <rguenther@suse.de>
19201 PR tree-optimization/38826
19202 PR middle-end/38477
19203 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
19204 initialization notes only if we actually emitted a warning.
19205 (intra_create_variable_infos): Add constraints for a result decl
19206 that is passed by hidden reference.
19207 (build_pred_graph): Mark all related variables non-direct on
19210 2009-01-14 Nick Clifton <nickc@redhat.com>
19212 * ira-conflicts.c: Include addresses.h for the definition of
19214 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
19215 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
19217 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
19220 * Makefile.in (ira-lives.o): Add except.h.
19222 * ira-lives.c: Include except.h.
19223 (process_bb_node_lives): Process can_throw_internal.
19225 2009-01-13 Jakub Jelinek <jakub@redhat.com>
19227 PR rtl-optimization/38774
19228 * combine.c (simplify_set): When undoing cc_use change, don't do
19229 PUT_CODE on the newly created comparison, but instead put back the
19232 2009-01-13 Joseph Myers <joseph@codesourcery.com>
19234 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
19235 values. Remove duplicate arm8 entry.
19237 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
19239 PR tree-optimization/38786
19240 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
19241 the SSA_NAME case of expand_scalar_variables_expr.
19242 Set the type of an expression to the type of its assign statement.
19243 (expand_scalar_variables_expr): Also gather the scalar computation
19244 used to index the memory access. Do not pass loop_p.
19245 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
19246 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
19247 the gimple_stmt_iterator where it inserts new code.
19248 Do not pass loop_p.
19249 (copy_bb_and_scalar_dependences): Do not pass loop_p.
19250 (translate_clast): Update call to copy_bb_and_scalar_dependences.
19252 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
19254 * graphite.h (debug_value): Removed.
19255 * graphite.c (debug_value): Removed.
19257 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
19259 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
19260 ldrd/strd with two 32-bit instructions.
19262 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
19264 * config/arm/arm.c (struct processors): Pass for speed down into
19265 cost helper functions.
19266 (const_ok_for_op): Handle COMPARE and inequality nodes.
19267 (arm_rtx_costs_1): Rewrite.
19268 (arm_size_rtx_costs): Update prototype.
19269 (arm_rtx_costs): Pass speed down to helper functions.
19270 (arm_slowmul_rtx_costs): Rework cost calculations.
19271 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
19272 (arm_9e_rtx_costs): Likewise.
19274 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
19276 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
19277 relocations of local symbols wider than UNITS_PER_WORD are not valid.
19278 (alpha_legitimize_address): Do not split local symbols wider than
19279 UNITS_PER_WORD into HIGH/LO_SUM parts.
19281 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
19284 * gcc.c (process_command): Replace call to execvp with calls
19285 to pex_one and exit.
19287 2009-01-03 Anatoly Sokolov <aesok@post.ru>
19290 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
19291 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
19292 variant for devices with 3-byte PC.
19293 (__tablejump_elpm__): New.
19295 2009-01-12 Jakub Jelinek <jakub@redhat.com>
19298 * c-parser.c (c_parser_postfix_expression): Allow `->' in
19299 offsetof member-designator, handle it as `[0].'.
19301 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19303 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
19304 function when not using named sections on targets with named sections
19305 if branch distance is less than 262132.
19307 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
19309 * combine.c (combine_instructions): Recompute
19310 optimize_this_for_speed_p for each BB in the main combine loop.
19312 2009-01-12 Tomas Bily <tbily@suse.cz>
19315 * tree-loop-distribution.c (prop_phis): New function.
19316 (generate_builtin): Call prop_phis.
19317 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
19319 2009-01-12 Jakub Jelinek <jakub@redhat.com>
19321 PR tree-optimization/38807
19322 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
19323 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
19325 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
19327 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
19328 subreg of op0 to the original op0.
19330 2009-01-11 Laurent GUERBY <laurent@guerby.net>
19332 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
19334 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
19337 * mips-tfile.c (parse_def): Fix parsing of def strings
19338 starting with digits.
19340 2009-01-10 Jakub Jelinek <jakub@redhat.com>
19343 * config/arm/arm.c (arm_is_long_call_p): Don't call
19344 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
19346 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
19348 * regrename.c (regrename_optimize): Fix dumping.
19349 (find_oldest_value_reg): Preserve REG_POINTER.
19350 (copy_hardreg_forward_1): Likewise.
19352 2009-01-09 Diego Novillo <dnovillo@google.com>
19354 * gimple.h (struct gimple_statement_base) <uid>: Document
19355 the restrictions on its use.
19356 (gimple_uid): Tidy.
19357 (gimple_set_uid): Tidy.
19359 2009-01-09 Jakub Jelinek <jakub@redhat.com>
19361 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
19362 zero guard even if align_bytes != 0 and count is smaller than
19365 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
19367 PR rtl-optimization/38495
19368 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
19369 (add_range_and_copies_from_move_list): Print all added ranges.
19370 Add ranges to memory optimized destination.
19372 2009-01-09 Jakub Jelinek <jakub@redhat.com>
19376 * config/i386/i386.c (override_options): Reject
19377 -mstringop-strategy=rep_8byte with -m32.
19378 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
19379 to 1. Do count comparison against epilogue_size_needed at compile
19380 time even when count_exp was constant forced into register. For
19381 size_needed don't jump to epilogue, instead just avoid aligning
19382 and invoke the body algorithm. If need_zero_guard, add zero guard
19383 even if count is non-zero, but smaller than size_needed + number of
19384 bytes that could be stored for alignment.
19385 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
19386 to 1. If need_zero_guard, add zero guard even if count is non-zero,
19387 but smaller than size_needed + number of bytes that could be stored
19388 for alignment. Compare size_needed with epilogue_size_needed instead
19389 of desired_align - align, don't adjust size_needed, pass
19390 epilogue_size_needed to the epilogue expanders.
19393 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
19395 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19397 * pa.c (last_address): Change to unsigned.
19398 (update_total_code_bytes): Change argument to unsigned. Don't
19399 check if insn addresses are set.
19400 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
19401 addresses are not set.
19402 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
19404 2009-01-09 Nick Clifton <nickc@redhat.com>
19406 * config/sh/symbian.c: Replace uses of DECL_INLINE with
19407 DECL_DECLARED_INLINE_P.
19409 2009-01-09 Jakub Jelinek <jakub@redhat.com>
19411 PR middle-end/38347
19412 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
19413 GET_MODE (op0) in operand_subword_force calls.
19415 PR middle-end/38771
19416 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
19417 fold_convert arg0 operands to TREE_TYPE (op0) first.
19419 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
19421 * params.def (ira-max-conflict-table-size): Decrease default value
19424 2009-01-08 Jakub Jelinek <jakub@redhat.com>
19426 PR tree-optimization/37031
19427 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
19429 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
19430 allocate it using gc instead of heap, use VEC_quick_push instead of
19432 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
19433 instead of heap, use VEC_quick_push instead of VEC_safe_push.
19434 * tree-data-ref.h (struct access_matrix): Change matrix to gc
19435 allocated vector from heap allocated.
19436 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
19437 * tree-loop-linear.c (linear_transform_loops): Allocate nest
19438 vector only after perfect_loop_nest_depth call.
19440 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
19441 Jan Sjodin <jan.sjodin@amd.com>
19443 PR tree-optimization/38559
19444 * graphite.c (debug_value, copy_constraint,
19445 swap_constraint_variables, scale_constraint_variable, ): New.
19446 (get_lower_bound, get_upper_bound): Removed.
19447 (graphite_trans_bb_strip_mine): Clean up this code that works
19448 only for constant number of iterations. Fully copy upper and
19449 lower bound constraints, not only the constant part of them.
19450 * graphite.h (debug_value): Declared.
19452 2009-01-08 Ira Rosen <irar@il.ibm.com>
19454 PR tree-optimization/37194
19455 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
19456 Don't add the cost of cost model guard in prologue to scalar
19457 outside cost in case of known number of iterations.
19459 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
19460 Alan Modra <amodra@bigpond.net.au>
19462 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
19463 non-word-aligned REG+CONST addressing.
19465 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
19468 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
19469 free_after_compilation when outputting a thunk.
19470 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
19471 Do not call free_after_compilation here.
19473 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
19475 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
19476 (ix86_valid_target_attribute_inner_p): Ditto.
19478 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
19480 PR tree-optimization/38492
19481 PR tree-optimization/38498
19482 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
19483 * tree-chrec.h (scev_is_linear_expression): Declared.
19484 * graphite.c (graphite_cannot_represent_loop_niter): New.
19485 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
19486 (graphite_loop_normal_form): Use gcc_assert.
19487 (scan_tree_for_params): Use CASE_CONVERT.
19488 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
19489 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
19490 Use gcc_assert. Discard scops that contain unhandled cases.
19491 (build_scop_conditions): Return a boolean status for unhandled cases.
19492 (strip_mine_profitable_p): Print the loop number, not its depth.
19493 (is_interchange_valid): Pass the depth of the loop nest, don't
19494 recompute it wrongly.
19495 (graphite_trans_bb_block): Same.
19496 (graphite_trans_bb_block): Print tentative of loop blocking.
19497 (graphite_trans_scop_block): Do not print that the loop has been
19499 (graphite_transform_loops): Do not handle scops that contain condition
19502 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
19504 AVX Programming Reference (December, 2008)
19505 * config/i386/avxintrin.h (_mm256_stream_si256): New.
19506 (_mm256_stream_pd): Likewise.
19507 (_mm256_stream_ps): Likewise.
19509 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
19510 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
19511 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
19512 (bdesc_special_args): Add __builtin_ia32_movntdq256,
19513 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
19514 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
19515 (ix86_expand_special_args_builtin): Likewise.
19517 * config/i386/sse.md (AVXMODEDI): New.
19518 (avx_movnt<mode>): Likewise.
19519 (avx_movnt<mode>): Likewise.
19520 (<sse>_movnt<mode>): Remove AVX support.
19521 (sse2_movntv2di): Likewise.
19523 2009-01-07 Richard Guenther <rguenther@suse.de>
19525 PR middle-end/38751
19526 * fold-const.c (extract_muldiv): Remove obsolete comment.
19527 (fold_plusminus_mult_expr): Undo MINUS_EXPR
19528 to PLUS_EXPR canonicalization for the canonicalization.
19530 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
19532 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
19533 hosted cross-compilers generating less efficient code.
19535 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
19537 * function.h (rtl_data): Add a dbr_scheduled_p field.
19538 * reorg.c (dbr_schedule): Set it.
19539 (gate_handle_delay_slots): Check it.
19540 * config/mips/mips.c (mips_base_delayed_branch): Delete.
19541 (mips_reorg): Check flag_delayed_branch instead of
19542 mips_base_delayed_branch.
19543 (mips_override_options): Don't set mips_base_delayed_branch
19544 or flag_delayed_branch.
19546 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
19548 PR rtl-optimization/38426.
19549 * ira.c (ira): Set current_function_is_leaf earlier.
19551 2009-01-06 Jakub Jelinek <jakub@redhat.com>
19553 PR rtl-optimization/38722
19554 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
19555 too early, only set a flag and modify after last possible
19558 2009-01-06 Janis Johnson <janis187@us.ibm.com>
19561 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
19562 * real.c (decimal_single_format): Correct values of emin and emax.
19563 (decimal_double_format): Ditto.
19564 (decimal_quad_format): Ditto.
19565 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
19566 computation of DECnn_MIN and DECnn_MAX for corrected values of
19567 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
19568 __DECnn_MIN__, and adjust its computation for the corrected value
19571 2009-01-06 Jan Hubicka <jh@suse.cz>
19574 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
19576 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
19578 * doc/contrib.texi (Contributors): Slightly adjust the end note.
19579 Add Robert Clark to the list of testers.
19581 2009-01-06 Jan Hubicka <jh@suse.cz>
19582 Kai Tietz <kai.tietz@onevision.com>
19584 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
19585 * config/i386/i386.c (ix86_expand_call): Add clobbers.
19587 2009-01-06 Jan Hubicka <jh@suse.cz>
19588 Kai Tietz <kai.tietz@onevision.com>
19590 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
19592 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
19593 (ix86_nsaved_regs): Count only general purpose regs.
19594 (ix86_nsaved_sseregs): New.
19595 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
19596 to 16 for w64; compute padding and size of sse reg save area.
19597 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
19598 general purpose regs.
19599 (ix86_emit_save_sse_regs_using_mov): New.
19600 (ix86_expand_prologue): Save SSE regs if needed.
19601 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
19602 (ix86_emit_restore_sse_regs_using_mov): New.
19603 (ix86_expand_epilogue): Save SSE regs if needed.
19605 2009-01-06 Jan Hubicka <jh@suse.cz>
19606 Kai Tietz <kai.tietz@onevision.com>
19608 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
19609 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
19610 functions when accumulate outgoing args is off.
19612 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
19615 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
19616 before using pseudos_have_intersected_live_ranges_p.
19618 * ira-int.h (ira_assert): Always define.
19620 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
19622 AVX Programming Reference (December, 2008)
19623 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
19624 (_mm256_permute2_pd): Likewise.
19625 (_mm_permute2_ps): Likewise.
19626 (_mm256_permute2_ps): Likewise.
19627 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
19628 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
19630 * config/i386/i386.c (ix86_builtins): Remove
19631 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
19632 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
19633 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
19634 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
19635 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
19636 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
19637 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
19638 __builtin_ia32_vpermil2ps256.
19639 (ix86_init_mmx_sse_builtins): Updated.
19640 (ix86_expand_args_builtin): Likewise.
19642 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19644 * pa.c (output_call): Relocate non-jump insns in the delay slot of
19645 long absolute calls when generating PA 2.0 code.
19647 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
19649 PR rtl-optimization/38583
19650 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
19652 * params.def (ira-max-conflict-table-size): New.
19654 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
19656 * ira.h (ira_conflicts_p): New external definition.
19658 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
19659 table. Report this. Return result of building.
19660 (ira_build_conflicts): Use ira_conflicts_p. Check result of
19661 building conflict table.
19663 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
19664 (ira_color): Use ira_conflicts_p.
19666 * global.c: Include ira.h.
19667 (pseudo_for_reload_consideration_p, build_insn_chain): Use
19670 * Makefile.in (global.o): Add ira.h.
19672 * ira-build.c (mark_all_loops_for_removal,
19673 propagate_some_info_from_allocno): New.
19674 (remove_unnecessary_allocnos): Call
19675 propagate_some_info_from_allocno.
19676 (remove_low_level_allocnos): New.
19677 (remove_unnecessary_regions): Add parameter. Call
19678 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
19679 parameter to remove_unnecessary_regions.
19680 (ira_build): Remove all regions but root if the conflict table was
19681 not built. Update conflict hard regs for allocnos crossing calls.
19683 * ira.c (ira_conflicts_p): New global.
19684 (ira): Define and use ira_conflicts_p.
19686 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
19687 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
19688 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
19690 2009-01-06 Ben Elliston <bje@au.ibm.com>
19692 * gengtype-lex.l (YY_NO_INPUT): Define.
19694 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
19697 * c-common.c (handle_vector_size_attribute): Also reject
19698 BOOLEAN_TYPE types.
19700 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
19702 PR tree-optimization/38492
19703 * graphite.c (rename_map_elt, debug_rename_elt,
19704 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
19705 rename_map_elt_info, eq_rename_map_elts,
19706 get_new_name_from_old_name, bb_in_sese_p): Moved around.
19707 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
19708 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
19709 (sese_build_livein_liveouts): New.
19710 (new_sese, free_sese): New.
19711 (new_scop): Call new_sese.
19712 (free_scop): Call free_sese.
19713 (rename_variables_from_edge, rename_phis_end_scop): Removed.
19714 (register_old_new_names): Renamed register_old_and_new_names.
19715 (register_scop_liveout_renames, add_loop_exit_phis,
19716 insert_loop_close_phis, struct igp,
19717 default_liveout_before_guard, add_guard_exit_phis,
19718 insert_guard_phis, copy_renames): New.
19719 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
19720 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
19721 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
19722 (scop_adjust_phis_for_liveouts): New.
19723 (gloog): Call scop_adjust_phis_for_liveouts.
19725 * graphite.h (struct sese): Documented. Added fields liveout,
19726 num_ver and livein.
19727 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
19728 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
19729 (struct scop): Added field liveout_renames.
19730 (SCOP_LIVEOUT_RENAMES): New.
19732 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
19734 PR tree-optimization/38510
19735 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
19736 (translate_clast): Call recompute_all_dominators before
19738 (gloog): Call recompute_all_dominators before graphite_verify.
19740 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
19741 Jan Sjodin <jan.sjodin@amd.com>
19743 PR tree-optimization/38500
19744 * graphite.c (create_sese_edges): Call fix_loop_structure after
19747 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
19749 * config.gcc: Add m32r*-*-rtems*.
19750 * config/m32r/rtems.h: New file.
19752 2009-01-05 Ben Elliston <bje@au.ibm.com>
19754 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
19755 (.po.pox): Likewise.
19756 (po/gcc.pot): Likewise.
19758 2009-01-04 David S. Miller <davem@davemloft.net>
19760 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
19761 (STARTING_FRAME_OFFSET): Always set to zero.
19763 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
19765 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
19766 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
19767 fixed-point types, and vectors of the same.
19769 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
19771 * config/mips/sync.md (*mb_barrier): Rename to...
19772 (*memory_barrier): ...this.
19774 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
19776 * doc/extend.texi (Function Attributes): Move @cindex after @item
19777 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
19778 and put in alphabetical order. Fix 'target' name and put in order.
19779 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
19782 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
19784 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
19785 (memory_barrier): Expand as unspec instead of unspec_volatile.
19786 Remove mem:BLK from insn operands. Use Pmode scratch register.
19787 (*memory_barrier): Define as unspec instead of unspec_volatile.
19788 Use (match_dup 0) as input operand.
19790 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
19791 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
19792 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
19793 scratch register. Remove operand 1.
19794 (*stbar): Define as unspec instead of unspec_volatile.
19795 Use (match_dup 0) as input operand, remove (const_int 8).
19796 (*membar): Define as unspec instead of unspec_volatile.
19797 Use (match_dup 0) as input operand, remove input operand 2.
19799 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
19800 (memory_barrier): Expand as unspec instead of unspec_volatile.
19801 Remove mem:BLK from insn operands. Use Pmode scratch register.
19802 (*memory_barrier): Define as unspec instead of unspec_volatile.
19803 Use (match_dup 0) as input operand.
19805 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
19806 Remove mem:BLK from insn operands. Use Pmode scratch register.
19807 Set volatile flag on operand 0.
19808 (*memory_barrier): New insn pattern.
19810 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
19812 (*memory_barrier): Use (match_dup 0) as input operand.
19814 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
19815 Remove mem:BLK from insn operands. Use Pmode scratch register.
19816 Set volatile flag on operand 0.
19817 (*mb_internal): New insn pattern.
19819 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
19821 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
19823 PR middle-end/38586
19824 * function.c (struct temp_slot): Move to the section of the file
19825 that deals with temp slots. Remove field 'address'.
19826 (temp_slot_address_table): New hash table of address -> temp slot.
19827 (struct temp_slot_address_entry): New struct, items for the table.
19828 (temp_slot_address_compute_hash, temp_slot_address_hash,
19829 temp_slot_address_eq, insert_temp_slot_address): Support functions
19831 (find_temp_slot_from_address): Rewrite to use the new hash table.
19832 (remove_unused_temp_slot_addresses): Remove addresses of temp
19833 slots that have been made available.
19834 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
19835 worker function for remove_unused_temp_slot_addresses.
19836 (assign_stack_temp_for_type): Don't clear the temp slot address list.
19837 Add the temp slot address to the address -> temp slot map.
19838 (update_temp_slot_address): Update via insert_temp_slot_address.
19839 (free_temp_slots): Call remove_unused_temp_slot_addresses.
19840 (pop_temp_slots): Likewise.
19841 (init_temp_slots): Allocate the address -> temp slot map, or empty
19842 the map if it is already allocated.
19843 (prepare_function_start): Initialize temp slot processing.
19845 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
19847 PR middle-end/38584
19848 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
19849 Calculate the size of all stack vars assuming no packing of stack
19850 vars will happen, replacing a quadratic algorithm with a linear one.
19852 2009-01-03 Jakub Jelinek <jakub@redhat.com>
19855 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
19858 2009-01-03 Diego Novillo <dnovillo@google.com>
19860 * doc/contrib.texi: Update contributions.
19862 2009-01-03 Jakub Jelinek <jakub@redhat.com>
19865 * builtins.c (fold_builtin_memory_op): Give up if either operand
19866 is volatile. Set srctype or desttype to non-qualified version
19870 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
19871 and FUNCTION_DECLs.
19873 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
19875 PR rtl-optimization/35805
19876 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
19877 problem if fast dce is able to remove any instructions.
19878 * dce.c (dce_process_block): Fix dump message.
19880 2009-01-02 Mark Mitchell <mark@codesourcery.com>
19883 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
19885 2009-01-02 Jakub Jelinek <jakub@redhat.com>
19887 PR middle-end/38690
19888 * tree-flow.h (op_code_prio, op_prio): New prototypes.
19889 * tree-pretty-print.c (op_code_prio): New function.
19890 (op_prio): No longer static. Use op_code_prio.
19891 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
19892 Use op_prio and op_code_prio to determine if () should be
19893 printed around operand(s) or not.
19895 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
19896 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
19897 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
19898 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
19899 pp_character instead of pp_string for single letter printing.
19901 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
19903 * doc/extend.texi: Fix '#pragma GCC option' typo.
19905 2009-01-02 Richard Guenther <rguenther@suse.de>
19907 * doc/install.texi (--enable-checking): Mention different
19908 default for stage1.
19909 (--enable-stage1-checking): Document.
19911 2009-01-01 Andrew Pinski <pinskia@gmail.com>
19913 PR middle-end/30142
19914 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
19915 case to be an error.
19917 2009-01-02 Ben Elliston <bje@au.ibm.com>
19919 * config/fp-bit.h (pack_d): Constify argument.
19920 * config/fp-bit.c (makenan): Constify return type. Remove casts.
19921 (isnan): Constify argument.
19923 (iszero): Likewise.
19924 (pack_d): Likewise.
19925 (_fpadd_parts): Constify return type.
19926 (_fpmul_parts): Likewise.
19927 (_fpdiv_parts): Likewise.
19929 2009-01-01 Jakub Jelinek <jakub@redhat.com>
19932 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
19933 warn about overwriting initializer with side-effects or
19934 -Woverride-init if !IMPLICIT.
19935 (output_init_element): Likewise. Pass IMPLICIT down to
19937 (process_init_element): Add IMPLICIT argument. Pass it down
19938 to output_init_element.
19939 (push_init_element, pop_init_level, set_designator): Adjust
19940 process_init_element callers.
19941 (set_nonincremental_init, set_nonincremental_init_from_string):
19942 Adjust add_pending_init callers.
19943 (output_pending_init_elements): Adjust output_init_element callers.
19944 * c-tree.h (process_init_element): Adjust prototype.
19945 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
19946 process_init_element callers.
19949 Copyright (C) 2009 Free Software Foundation, Inc.
19951 Copying and distribution of this file, with or without modification,
19952 are permitted in any medium without royalty provided the copyright
19953 notice and this notice are preserved.