1 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
3 * tree-data-ref.c (debug_data_references): New.
4 (debug_data_reference): New.
5 * tree-data-ref.h (debug_data_references): Declared.
6 (debug_data_reference): Declared.
8 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10 * tree-data-ref.c (stmt_simple_memref_p: Removed.
11 * tree-data-ref.h (scop_p): Removed.
12 (struct data_reference): Remove field scop.
14 (stmt_simple_memref_p): Removed.
16 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
18 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
19 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
22 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
24 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
26 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
28 * doc/invoke.texi (-fgraphite-identity): Documented.
30 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
32 * tree-scalar-evolution.c: Fix comment.
33 (instantiate_scev_1): Return unknow from scev instantiation if the
34 result is not above instantiate_below.
36 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
38 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
39 static anymore. Instantiate the symbols that may have been introduced
41 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
44 2009-07-30 DJ Delorie <dj@redhat.com>
46 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
47 .vliw directive to VLIW sections.
49 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
51 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
53 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
54 (AUTOHEADER): New variable.
55 ($(srcdir)/cstamp-h.in): Use it.
57 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
58 Pat Haugen <pthaugen@us.ibm.com>
59 Revital Eres <ERES@il.ibm.com>
61 * config/rs6000/vector.md (VEC_F): Add VSX support.
65 (vector_load_<mode>): Ditto.
66 (vector_store_<mode>): Ditto.
67 (vector GPR move split): Ditto.
68 (vec_reload_and_plus_<mptrsize>): Ditto.
69 (vec_reload_and_reg_<mptrsize>): Ditto.
77 (vector_eq<mode>): Ditto.
78 (vector_gt<mode>): Ditto.
79 (vector_ge<mode>): Ditto.
80 (vector_gtu<mode>): Ditto.
81 (vector_select_<mode>_uns): Ditto.
82 (vector_eq_<mode>_p): Ditto.
83 (vector_gt_<mode>_p): Ditto.
84 (vector_ge_<mode>_p): Ditto.
85 (vector_gtu_<mode>_p): Ditto.
86 (cr6_test_for_zero): Ditto.
87 (cr6_test_for_zero_reverse): Ditto.
88 (cr6_test_for_lt): Ditto.
89 (cr6_test_for_lt_reverse): Ditto.
93 (one_cmpl<mode>2): Ditto.
96 (float<VEC_int<mode>2): Ditto.
97 (unsigned_float<VEC_int><mode>2): Ditto.
98 (fix_trunc<mode><VEC_int>2): Ditto.
99 (fixuns_trunc<mode><VEC_int>2): Ditto.
101 (vec_set<mode>): Ditto.
102 (vec_extract<mode>): Ditto.
103 (vec_interleave_highv4sf): Ditto.
104 (vec_interleave_lowv4sf): Ditto.
105 (vec_realign_load_<mode>): Ditto.
106 (vec_shl_<mode>): Ditto.
107 (vec_shr_<mode>): Ditto.
108 (div<mode>3): New patterns for VSX.
109 (vec_interleave_highv2df): Ditto.
110 (vec_interleave_lowv2df): Ditto.
111 (vec_pack_trunc_v2df): Ditto.
112 (vec_pack_sfix_trunc_v2df): Ditto.
113 (vec_pack_ufix_trunc_v2df): Ditto.
114 (vec_unpacks_hi_v4sf): Ditto.
115 (vec_unpacks_lo_v4sf): Ditto.
116 (vec_unpacks_float_hi_v4si): Ditto.
117 (vec_unpacku_float_lo_v4si): Ditto.
118 (vec_unpacku_float_hi_v4si): Ditto.
119 (vec_unpacks_float_lo_v4si): Ditto.
120 (movmisalign<mode>): Ditto.
121 (vector_ceil<mode>2): New patterns for vectorizing math library.
122 (vector_floor<mode>2): Ditto.
123 (vector_btrunc<mode>2): Ditto.
124 (vector_copysign<mode>3): Ditto.
126 * config/rs6000/predicates.md (easy_vector_constant_msb): New
127 predicate for setting the high bit in each word, used for
130 * config/rs6000/ppc-asm.h (f19): Whitespace.
131 (f32-f63): Define if VSX.
132 (v0-v31): Define if Altivec.
133 (vs0-vs63): Define if VSX.
135 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
137 * config/rs6000/power7.md: New file, provide tuning parameters for
140 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX
142 (rs6000_cpu_cpp_builtins): Ditto.
143 (altivec_overloaded_builtins): Ditto.
144 (altivec_resolve_overloaded_builtin): Ditto.
146 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
147 debug switch to disable vectorizing simple math builtin
150 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
151 Vectorize simple math builtin functions.
152 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
153 hook to vectorize math builtins.
154 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
155 (rs6000_builtin_conversion): Add VSX/power7 support.
156 (rs6000_builtin_vec_perm): Ditto.
157 (vsplits_constant): Add support for loading up a vector constant
158 with just the high bit set in each part.
159 (rs6000_expand_vector_init): Add VSX/power7 support.
160 (rs6000_expand_vector_set): Ditto.
161 (rs6000_expand_vector_extract): Ditto.
162 (rs6000_emit_move): Ditto.
166 (rs6000_expand_ternop_builtin): Ditto.
167 (altivec_expand_builtin): Ditto.
168 (rs6000_expand_unop_builtin): Ditto.
169 (rs6000_init_builtins): Ditto.
170 (altivec_init_builtins): Ditto.
171 (builtin_function_type): Ditto.
172 (rs6000_common_init_builtins): Ditto.
173 (rs6000_handle_altivec_attribute); Ditto.
174 (rs6000_mangle_type): Ditto.
175 (rs6000_vector_mode_supported_p): Ditto.
176 (rs6000_mode_dependent_address): Altivec addresses with AND -16
179 * config/rs6000/vsx.md: New file for VSX support.
181 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
182 identifing values with just the most significant bit set.
183 (enum rs6000_builtins): Add builtins for VSX. Add simple math
186 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
187 (UNSPEC_VRFIM): Delete.
188 (splitter for loading up vector with most significant bit): New
189 splitter for vectorizing copysign.
190 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
191 vectorizing simple math functions.
192 (altivec_vrfip): Add support for vectorizing simple math
194 (altivec_vrfim): Ditto.
195 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
197 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
198 (power7.md, vsx.md): Include for power7 support.
199 (copysigndf3): Use VSX instructions if -mvsx.
202 (nabsdf2_fpr): Ditto.
207 (fix_truncdfdi2_fpr): Ditto.
208 (cmpdf_internal1): Ditto.
209 (fred, fred_fpr): Convert into expander/insn to add VSX support.
210 (btruncdf2, btruncdf2_fpr): Ditto.
211 (ceildf2, ceildf2_fpr): Ditto.
212 (floordf2, floordf2_fpr): Ditto.
213 (floatdidf2, floatdidf2_fpr): Ditto.
214 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
215 (fmsubdf4_fpr): Ditto.
216 (fnmadddf4_fpr_1): Ditto.
217 (fnmadddf4_fpr_2): Ditto.
218 (fnmsubdf4_fpr_1): Ditto.
219 (fnmsubdf4_fpr_2): Ditto.
220 (fixuns_truncdfdi2): Add expander for VSX support.
221 (fix_truncdfdi2): Ditto.
222 (fix_truncdfsi2): Ditto.
224 (btruncsf2): Whitespace.
225 (movdf_hardfloat32): Add support for VSX registers.
226 (movdf_softfloat32): Ditto.
227 (movdf_hardfloat64): Ditto.
228 (movdf_hardfloat64_mfpgpr): Ditto.
229 (movdf_softfloat64): Ditto.
230 (movti splitters): Add check for vector registers supporting
231 TImode in the future.
232 (bpermd): Add power7 bpermd instruction.
234 * config/rs6000/altivec.h (vec_div): Define if VSX.
238 (vec_nearbyint): Ditto.
241 (all predicates): Use the generic builtin function, and not the
242 V4SF specific function so that the predicates will work with
247 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
248 Document new VSX functions and types.
250 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
253 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
254 "wa", and "j" constraints. Modify "v" to talk about Altivec
255 instead of just vector.
257 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
260 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
261 location for phi arguments.
262 (rewrite_update_phi_arguments): Find locations for reaching defs.
263 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
264 Add location to add_phi_arg calls.
265 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
266 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
267 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
268 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
269 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
270 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
271 * tree-phinodes.c (make_phi_node): Initialize location.
272 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
273 (add_phi_arg): Add location parameter.
274 (remove_phi_arg_num): Move location when moving phi argument.
275 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
277 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
278 slpeel_update_phi_nodes_for_guard1,
279 slpeel_update_phi_nodes_for_guard2,
280 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
281 vect_loop_versioning): Set locations.
282 * tree-parloops.c (create_phi_for_local_result,
283 transform_to_exit_first_loop, create_parallel_loop): Add locations.
284 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
285 * tree-vect-loop.c (get_initial_def_for_induction,
286 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
288 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
289 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
290 (gimple_phi_arg_set_location): New. Set locus.
291 (gimple_phi_arg_has_location): New. Check for locus.
292 (redirect_edge_var_map_location): New. Return locus from var_map.
293 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
294 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
295 combining PHI arguments.
296 (cond_store_replacement): Set location.
297 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
298 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
299 scop_add_exit_phis_edge): Add locations.
300 * tree-cfgcleanup.c (remove_forwarder_block,
301 remove_forwarder_block_with_phi): Add locations.
302 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
303 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
305 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
306 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
307 flush_pending_stmts): Add source location.
308 * lambda-code.c (perfect_nestify): Maintain location stack with argument
309 stack to preserve locations.
310 * tree-vect-stmts.c (vectorizable_load): Add location.
311 * tree-inline.c (copy_phis_for_bb): Copy locus.
312 (setup_one_parameter): Add call locus to inlined parameter stmts.
313 (initialize_inlined_parameters): Pass in call location as parameter
315 (tree_function_versioning): Pass location to setup_one_parameter.
316 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
317 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
319 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
320 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
321 locus parameter and override the stmt default if provided.
322 (new_elim_graph, clear_elim_graph, delete_elim_graph,
323 elim_graph_add_edge, elim_graph_remove_succ_edge,
324 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
325 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
326 eliminate_phi): Add locus info in elimination graph for each edge and
328 (insert_backedge_copies): Copy locus if present.
329 * tree-flow.h (struct _edge_var_map): Add locus field.
330 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
331 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
332 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
334 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
336 2009-07-30 Martin Jambor <mjambor@suse.cz>
338 PR tree-optimization/40570
339 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
342 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
344 * ssa-loop-manip.c: Include langhooks.h.
345 (rewrite_phi_with_iv): New.
346 (rewrite_all_phi_nodes_with_iv): New.
347 (canonicalize_loop_ivs): Move here from tree-parloops.c.
348 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
349 * tree-parloops.c (loop_parallel_p): Move out all conditions
350 except dependency check.
351 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
352 (gen_parallel_loop): Call canonicalize_loop_ivs without
353 reduction_list argument.
354 (build_new_reduction): New.
355 (gather_scalar_reductions): New.
356 (try_get_loop_niter): New.
357 (try_create_reduction_list): New.
358 (parallleize_loops): Change the parallel conditions check.
359 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
360 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
362 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
364 * opt-functions.awk (opt_args): Allow argument to be enclosed in
366 * doc/options.texi (Option properties): Mention new quoting syntax.
368 2009-07-29 Douglas B Rupp <rupp@gnat.com>
370 * config/alpha/alpha.c (alpha_start_function):
371 Handle VMS_DEBUG_MAIN_POINTER
372 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
373 * doc/invoke.texi: Document -mdebug-main switch.
375 2009-07-29 Richard Henderson <rth@redhat.com>
377 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
378 (cgraph_create_edge_including_clones): Likewise.
379 * tree-inline.c (copy_bb): Operate on the correct edges
380 when updating the callgraph.
382 2009-07-29 Douglas B Rupp <rupp@gnat.com>
384 * config/alpha/vms-cc.c: Deleted.
385 * config/alpha/vms-ld.c: Deleted.
386 * config/alpha/t-vms64: Moved to config/vms
387 * config/alpha/vms-crt0-64.c: Moved to config/vms
388 * config/alpha/vms-crt0.c: Moved to config/vms
389 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
390 * config/alpha/vms-psxcrt0.c: Moved to config/vms
391 * config/alpha/xm-vms.h: Moved to config/vms
392 * config/alpha/x-vms: Moved to config/vms
393 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
395 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
396 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
398 * config/vms/t-vms64: Moved here from config/alpha
399 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
400 (argc,argv,envp): Enforce 32bit malloc'ing.
401 * config/vms/vms-psxcrt0-64.c: Likewise.
402 * config/vms/vms-crt0.c: Moved here from config/alpha.
403 * config/vms/vms-psxcrt0.c: Likewise.
404 * config/vms/vms-crtl-64.h: New file.
405 * config/vms/vms-crtl.h: New file.
406 * config/vms/vms.opt: New file.
407 * config/vms/xm-vms64.h: New file.
408 * config/vms/xm-vms.h: Moved here from config/alpha.
409 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
411 * config/vms/x-vms: Moved here from config/alpha.
412 (version, VMS_EXTRA_PARTS): Moved to t-vms.
413 (vms-ld.o, vms-cc.o): Removed.
414 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
416 2009-07-29 Douglas B Rupp <rupp@gnat.com>
418 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
419 correct stack (obvious VMS fix).
421 2009-07-29 Douglas B Rupp <rupp@gnat.com>
423 * dwarf2out.c (output_file_names): Output VMS style file name, size,
424 date, version info if VMS_DEBUGGING_INFO defined.
425 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
426 size, date calculating code moved here.
428 2009-07-29 Paul Brook <paul@codesourcery.com>
430 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
433 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
436 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
437 to DImode when generating insq_le insn.
439 2009-07-28 Douglas B Rupp <rupp@gnat.com>
441 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
442 New macro set for VMS_DEBUGGGING_INFO.
443 (AT_string_form): Use it.
445 2009-07-28 DJ Delorie <dj@redhat.com>
447 * config/mep/mep.c (vtext_section): New.
448 (vftext_section): New.
449 (ftext_section): New.
450 (mep_select_section): Add support for functions.
451 (mep_unique_section): Likewise.
452 (mep_asm_init_sections): Likewise.
453 (mep_encode_section_info): Remove it from here.
455 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
457 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
459 * tree.h (TREE_DEPRECATED): Document it is used for types too.
460 (TYPE_VECTOR_OPAQUE): Use default_def_flag
462 2009-07-28 Douglas B Rupp <rupp@gnat.com>
464 * dwarf2out.c (output_file_names): Test new macro
465 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
466 (add_comp_dir_attribute): Likewise.
468 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
470 * config/i386/mingw-w64.h (LINK_SPEC): Add
471 separating space between commands.
473 2009-07-28 Jan Hubicka <jh@suse.cz>
475 PR tree-optimization/40759
476 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
479 2009-07-27 DJ Delorie <dj@redhat.com>
481 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
482 types are dword-aligned.
483 (mep_expand_va_start): Likewise.
485 2009-07-27 Olivier Hainque <hainque@adacore.com>
486 Douglas B Rupp <rupp@gnat.com>
488 * convert.c (convert_to_pointer): Don't assume the target
489 pointer type is POINTER_SIZE long. Fetch its precision instead.
491 2009-07-27 Douglas B Rupp <rupp@gnat.com>
493 * system.h (fopen): Undefine if macro.
495 2009-07-27 Jakub Jelinek <jakub@redhat.com>
497 * dwarf2out.c (output_cfi_p): Removed.
498 (output_cfis): New function.
499 (output_fde): New function, split from output_call_frame_info.
500 (output_call_frame_info): Use it.
501 (dwarf2out_switch_text_section): Use output_cfis.
503 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
505 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
506 TARGET_BI_ARCH is specified without enabling SJLJ.
507 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
508 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
510 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
512 * arm.md (negdi2): Use DImode if forcing a value into a register.
514 2009-07-26 Ira Rosen <irar@il.ibm.com>
516 PR tree-optimization/40801
517 * tree-vect-stmts.c (vectorizable_call): Get previous copy
518 of vector operand from the previous copy of vector statement.
519 Pass the correct definition type value to
520 vect_get_vec_def_for_stmt_copy().
522 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
524 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
525 const char ** conversion.
527 2009-07-25 David Daney <ddaney@caviumnetworks.com>
529 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
530 fancy_abort() if !ENABLE_ASSERT_CHECKING.
531 (gcc_unreachable): Invoke __builtin_unreachable() if
532 !ENABLE_ASSERT_CHECKING.
534 2009-07-25 David Daney <ddaney@caviumnetworks.com>
536 PR rtl-optimization/40445
537 * emit-rtl.c (next_nonnote_insn_bb): New function.
538 * rtl.h (next_nonnote_insn_bb): Declare new function.
539 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
540 with no successors that is the successor of the ENTRY_BLOCK.
541 Continue from the top after removing an empty fallthrough block.
542 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
543 of next_nonnote_insn.
545 2009-07-25 David Daney <ddaney@caviumnetworks.com>
547 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
549 2009-07-25 Martin Jambor <mjambor@suse.cz>
551 * c-common.c (c_common_attribute_table): New element for noclone.
552 (handle_noclone_attribute): New function. Forward-declare.
553 * tree-inline.c (tree_versionable_function_p): Check for noclone
555 * doc/extend.texi (Labels as Values): Document need for noclone.
556 (Function Attributes): Document noclone attribute.
558 2009-07-25 Jakub Jelinek <jakub@redhat.com>
560 PR rtl-optimization/34999
561 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
562 and dw_fde_switched_cold_to_hot fields.
563 (output_cfi_p): New function.
564 (output_call_frame_info): If fde->dw_fde_switched_sections,
565 output 2 FDEs instead of one with corrupted header.
566 (dwarf2out_do_cfi_startproc): New function.
567 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
568 and fde->dw_fde_switched_cold_to_hot.
569 (dwarf2out_switch_text_section): Compute
570 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
571 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
572 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
573 Otherwise, compute fde->dw_fde_switch_cfi.
575 2009-07-24 Cary Coutant <ccoutant@google.com>
577 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
579 2009-07-24 Cary Coutant <ccoutant@google.com>
581 * cfghooks.c (split_block): Copy discriminator to new block.
582 * tree-cfg.c (assign_discriminator): Check location of last
583 instruction in block as well as first.
585 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
587 * config/i386/linux.c: Use fputs or putc instead of fprintf
589 * config/i386/gas.h: Ditto.
590 * config/i386/x86-64.h: Ditto.
591 * config/i386/att.h: Ditto.
593 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
595 * expmed.c (emit_store_flag): Use a recursive call to optimize the
598 2009-07-24 Martin Jambor <mjambor@suse.cz>
600 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
601 (ipa_push_func_to_list_1): Declare.
602 (ipa_push_func_to_list): New function.
604 * ipa-prop.c (ipa_push_func_to_list_1): New function.
605 (ipa_init_func_list): Call ipa_push_func_to_list_1.
606 (ipa_push_func_to_list): Removed.
607 (ipa_pop_func_from_list): Clear node_enqueued flag.
609 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
611 * config/s390/s390.c (override_options): Default
612 max-unrolled-insns to 100 for z10 tuning.
614 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
616 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
617 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
618 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
619 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
620 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
621 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
622 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
624 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
626 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
627 use default set in mingw32.h header.
628 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
629 64-bit /mingw/include path.
630 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
633 2009-07-23 Neil Vachharajani <nvachhar@google.com>
635 PR rtl-optimization/40209
636 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
638 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
640 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
641 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
642 with the rest of string where appropriate. Use fputs or putc
643 instead of fprintf where appropriate.
645 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
646 Pat Haugen <pthaugen@us.ibm.com>
647 Revital Eres <ERES@il.ibm.com>
649 * config/rs6000/vector.md: New file. Move most of the vector
650 expander support here from altivec.md to allow for the VSX vector
651 unit in the future. Add support for secondary_reload patterns.
652 Rewrite the patterns for vector comparison, and vector comparison
653 predicate instructions so that the RTL expresses the desired
654 behavior, instead of using unspec.
656 * config/rs6000/constraints.md ("f" constraint): Use
657 rs6000_constraints to hold the precalculated register class.
658 ("d" constraint): Ditto.
659 ("wd" constraint): New constraint for VSX.
660 ("wf" constraint): Ditto.
661 ("ws" constraint): Ditto.
662 ("wa" constraint): Ditto.
663 ("wZ" constraint): Ditto.
664 ("j" constraint): Ditto.
666 * config/rs6000/predicates.md (vsx_register_operand): New
668 (vfloat_operand): New predicate for vector.md.
669 (vint_operand): Ditto.
670 (vlogical_operand): Ditto.
671 (easy_fp_constant): If VSX, 0.0 is an easy constant.
672 (easy_vector_constant): Add VSX support.
673 (altivec_indexed_or_indirect_operand): New predicate for
674 recognizing Altivec style memory references with AND -16.
676 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
677 for vector secondary reload support.
678 (rs6000_vector_reg_class): Delete, replacing it with
680 (rs6000_vsx_reg_class): Ditto.
681 (rs6000_constraints): New array to hold the register classes of
682 each of the register constraints that can vary at runtime.
683 (builtin_mode_to_type): New static array for builtin function type
685 (builtin_hash_table): New static hash table for builtin function
687 (TARGET_SECONDARY_RELOAD): Define target hook.
688 (TARGET_IRA_COVER_CLASSES): Ditto.
689 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
690 registers are 128 bits if VSX memory reference instructions are used.
691 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
693 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
694 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
695 Print several of the scheduling related parameters.
696 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
697 rs6000_constraints instead of rs6000_vector_reg_class. Move
698 -mdebug=reg code to rs6000_debug_reg_global. Add support for
699 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
700 Altivec. Add VSX support. Setup for secondary reload support on
701 Altivec/VSX registers.
702 (rs6000_override_options): Make power7 set the scheduling groups
703 like the power5. Add support for new debug switches to override
704 the scheduling defaults. Temporarily disable -mcpu=power7 from
705 setting -mvsx. Add support for debug switches -malways-hint,
706 -msched-groups, and -malign-branch-targets.
707 (rs6000_buitlin_conversion): Add support for returning unsigned
708 vector conversion functions to fix regressions due to stricter
710 (rs6000_builtin_mul_widen_even): Ditto.
711 (rs6000_builtin_mul_widen_odd): Ditto.
712 (rs6000_builtin_vec_perm): Ditto.
713 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
714 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
716 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
718 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
719 VSX types for bit operations. Changes to accomidate vector.md.
722 (struct builtin_description_predicates): Rewrite predicate
723 handling so that RTL describes the operation, instead of passing
724 the instruction to be used as a string argument.
725 (bdesc_altivec_preds): Ditto.
726 (altivec_expand_predicate_builtin): Ditto.
727 (altivec_expand_builtin): Ditto.
728 (rs6000_expand_ternop_builtin): Use a switch instead of an if
729 statement for vsldoi support.
730 (altivec_expand_ld_builtin): Change to use new names from vector.md.
731 (altivec_expand_st_builtin): Ditto.
732 (paired_expand_builtin): Whitespace changes.
733 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
734 builtin_mode_to_type table for secondary reload. Call
735 builtin_function_type to build random builtin functions.
736 (altivec_init_builtins): Change to use builtin_function_type to
737 create builtin function types dynamically as we need them.
738 (builtin_hash_function): New support for hashing the tree types
739 for builtin function as we need it, rather than trying to build
740 all of the trees that we need. Add initial preliminary VSX support.
741 (builtin_function_type): Ditto.
742 (builtin_function_eq): Ditto.
743 (builtin_hash_struct): Ditto.
744 (rs6000_init_builtins): Ditto.
745 (rs6000_common_init_builtins): Ditto.
746 (altivec_init_builtins): Ditto.
747 (rs6000_common_init_builtins): Ditto.
748 (enum reload_reg_type): New enum for simplifing reg classes.
749 (rs6000_reload_register_type): Simplify register classes into GPR,
750 Vector, and other registers. Altivec and VSX addresses in reload.
751 (rs6000_secondary_reload_inner): Ditto.
752 (rs6000_ira_cover_classes): New target hook, that returns the
753 appropriate cover classes, based on -mvsx being used or not.
754 (rs6000_secondary_reload_class): Add VSX support.
755 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
756 (get_vsel_insn): Ditto.
757 (rs6000_emit_vector_compare): Rewrite vector conditional support
758 so that where we can, we use RTL operators, instead of blindly use
760 (rs6000_emit_vector_select): Ditto.
761 (rs6000_emit_vector_cond_expr): Ditto.
762 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
763 (create_TOC_reference): Add -mdebug=addr support.
764 (emit_frame_save): VSX loads/stores need register indexed addressing.
766 * config/rs6000/rs6000.md: Include vector.md.
768 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
770 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
771 support for V2DI, V2DF in logical, permute, select operations.
773 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
774 switch for vsx/power7.
775 (-mvsx-scalar-memory): Ditto.
776 (-mvsx-align-128): Ditto.
777 (-mallow-movmisalign): Ditto.
778 (-mallow-df-permute): Ditto.
779 (-msched-groups): Ditto.
780 (-malways-hint): Ditto.
781 (-malign-branch-targets): Ditto.
783 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
785 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
786 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
787 (rs6000_vector_reg_class): Delete.
788 (rs6000_vsx_reg_class): Ditto.
789 (enum rs6000_reg_class_enum): New enum for the constraints that
790 vary based on target switches.
791 (rs6000_constraints): New array to hold the register class for all
792 of the register constraints that vary based on the switches used.
793 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
794 (enum rs6000_builtins): Add unsigned varients for the builtin
795 declarations returned by target hooks for expanding multiplies,
796 select, and permute operations. Add VSX builtins.
797 (enum rs6000_builtin_type_index): Add entries for VSX.
798 (V2DI_type_node): Ditto.
799 (V2DF_type_node): Ditto.
800 (unsigned_V2DI_type_node): Ditto.
801 (bool_long_type_node): Ditto.
802 (intDI_type_internal_node): Ditto.
803 (uintDI_type_internal_node): Ditto.
804 (double_type_internal_node): Ditto.
806 * config/rs6000/altivec.md (whole file): Move all expanders to
807 vector.md from altivec.md. Rename insn matching functions to be
809 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
810 (altivec_vcmp*): Ditto.
811 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
812 (VM): New iterator for moves that includes the VSX types.
813 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
814 (altivec_vperm_<mode>_uns): New, for unsigned types.
815 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
816 (altivec_eq<mode>): Ditto.
817 (altivec_gt<mode>): Ditto.
818 (altivec_gtu<mode>): Ditto.
819 (altivec_eqv4sf): Ditto.
820 (altivec_gev4sf): Ditto.
821 (altivec_gtv4sf): Ditto.
822 (altivec_vcmpbfp_p): Ditto.
824 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
826 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
829 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
832 * config/i386/i386.c (output_387_ffreep): Rewrite to use
833 ASM_SHORT instead of .word.
834 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
835 instead of .word in asm template.
837 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
840 * ira-lives.c (bb_has_abnormal_call_pred): New function.
841 (process_bb_node_lives): Use it.
843 * ira.c (setup_cover_and_important_classes): Don't setup
844 ira_important_class_nums. Add cover classes to the end of
846 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
848 (find_reg_class_closure): Use reorder_important_classes.
850 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
852 * config/i386/i386.c (i386_ira_cover_classes): New function.
853 (TARGET_IRA_COVER_CLASSES): Redefine.
855 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
856 importance of order of cover classes in the array.
858 2009-07-22 Diego Novillo <dnovillo@google.com>
860 * tree-pass.h (TDF_EH): Define.
861 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
862 contains TDF_EH, print the EH region number holding GS.
863 * tree-dump.c (dump_options): Add "eh".
864 * doc/invoke.texi: Document it.
866 2009-07-22 Doug Kwan <dougkwan@google.com>
868 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
870 2009-07-22 Michael Matz <matz@suse.de>
872 PR tree-optimization/35229
873 PR tree-optimization/39300
875 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
876 (inhibit_phi_insertion): New function.
877 (insert_into_preds_of_block): Call it for REFERENCEs.
878 (init_pre): Initialize and finalize scalar evolutions.
879 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
881 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
883 * config/i386/predicates.md (zero_extended_scalar_load_operand):
884 Use CONST_VECTOR_NUNITS to determine number of elements.
886 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
888 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
889 (U, W): Constraints are now deprecated and will be removed if we
891 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
893 ("prefetch"): Add the stcmh instruction for prefetching.
894 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
896 (s390_short_displacement): Return always true if compiling for
897 machines not providing the long displacement facility.
898 (s390_mem_constraint): Support the new constraint letter Z.
899 (s390_check_qrst_address): New function.
901 2009-07-21 DJ Delorie <dj@redhat.com>
903 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
906 2009-07-21 Jason Merrill <jason@redhat.com>
908 * c-common.c (max_tinst_depth): Increase default to 1024.
910 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
912 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
913 (vec_unpacku_float_lo_v4si): Ditto.
915 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
918 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
919 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
920 (builtin_description): Add __builtin_ia32_cvtudq2ps.
921 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
923 2009-07-21 Jakub Jelinek <jakub@redhat.com>
925 PR tree-optimization/40813
926 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
929 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
931 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
932 with a NOP_EXPR if needed.
934 2009-07-21 Paul Brook <paul@codesourcery.com>
936 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
937 Terminate debug dump with newline.
939 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
941 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
942 Cast "1" to unsigned HOST_WIDE_INT.
943 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
944 deposit length to the maximum length - lsb. Extend length if
945 HOST_BITS_PER_WIDE_INT is 32.
947 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
949 * cgraph.h (constant_pool_htab): New function.
950 (constant_descriptor_tree): Move from varasm.c.
951 * varasm.c (constant_pool_htab): New function.
952 (constant_descriptor_tree): Move to cgraph.h.
954 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
956 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
958 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
960 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
963 2009-07-20 Xinliang David Li <davidxl@google.com>
965 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
967 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
969 * config/mips/mips.md (move_type): Add arith.
970 (type): Handle arith.
971 (zero_extendsidi2): Rename this into ...
972 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
973 (zero_extendsidi2): New expander.
974 (*zero_extendsidi2_dext): New pattern.
976 2009-07-20 Nick Clifton <nickc@redhat.com>
978 * config.gcc (mips64-*-*): Add definition of tm_defines in order
979 to set MIPS_ABI_DEFAULT.
980 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
982 2009-07-20 Jakub Jelinek <jakub@redhat.com>
984 * tree-object-size.c (addr_object_size): Handle unions with
985 array in it as last field of structs in __bos (, 1) as __bos (, 0).
987 PR tree-optimization/40792
988 * tree.c (build_function_type_skip_args): Remove bogus assert.
990 2009-07-20 Jan Hubicka <jh@suse.cz>
991 Martin Jambor <mjambor@suse.cz>
993 * cgraph.h (combined_args_to_skip): New field.
994 * cgraph.c (cgraph_create_virtual_clone): Properly handle
995 combined_args_to_skip and args_to_skip.
996 * tree-inline.c (update_clone_info): New function.
997 (tree_function_versioning): Call update_clone_info.
998 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
1000 (cgraph_materialize_all_clones): More extensive dumping, working
1001 with combined_args_to_skip rather than args_to_skip.
1003 2009-07-20 Ira Rosen <irar@il.ibm.com>
1005 * tree-vectorizer.h (vectorizable_condition): Add parameters.
1006 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
1007 (get_initial_def_for_reduction): Likewise.
1008 (vectorizable_reduction): Skip the check of first operand in case
1009 of COND_EXPR. Add check that it is outer loop vectorization if
1010 nested cycle was detected. Call vectorizable_condition() for
1011 COND_EXPR. If reduction epilogue cannot be created do not fail for
1012 nested cycles (if it is not double reduction). Assert that there
1013 is only one type in the loop in case of COND_EXPR. Call
1014 vectorizable_condition() to vectorize COND_EXPR.
1015 * tree-vect-stmts.c (vectorizable_condition): Update comment.
1016 Add parameters. Allow nested cycles if called from
1017 vectorizable_reduction(). Use reduction vector variable if provided.
1018 (vect_analyze_stmt): Call vectorizable_reduction() before
1019 vectorizable_condition().
1020 (vect_transform_stmt): Update call to vectorizable_condition().
1022 2009-07-20 Christian Bruel <christian.bruel@st.com>
1024 * config/sh/sh.opt (-mfmovd): Resurrect and document.
1025 * doc/invoke.texi (-mfmovd): Likewise.
1026 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
1028 2009-07-20 Jan Hubicka <jh@suse.cz>
1030 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
1031 when handling SSA name.
1033 2009-07-19 Jan Hubicka <jh@suse.cz>
1035 PR tree-optimization/40676
1036 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
1037 virtual PHIs in empty BBs.
1039 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
1041 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
1042 re-expanded the compound use gen_lowpart instead to convert to the
1045 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
1047 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
1048 OUTER_CONST arguments.
1049 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
1050 the new wider mode will be masked off.
1051 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
1053 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
1055 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
1056 high-order bits are zero.
1058 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
1060 * combine.c (simplify_shift_const_1): Split code to determine
1062 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
1063 new bits shifted in are identical to the old sign bit.
1065 2009-07-18 Richard Guenther <rguenther@suse.de>
1068 * gimplify.c (gimplify_call_expr): Reject code using results from
1069 functions returning void.
1071 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
1073 * doc/md.texi: Document the new PowerPC "es" constraint.
1074 Document that "m" can include automodified addresses on this target,
1075 and explain how %U must be used. Extend the "Q" and "Z" documentation
1076 to suggest "es" as well as "m".
1077 * config/rs6000/constraints.md (es): New memory constraint.
1078 (Q, Z): Update strings to match new documentation.
1080 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
1082 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
1083 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
1084 * config/rs6000/predicates.md (volatile_mem_operand): Use
1085 offsettable_nonstrict_memref_p.
1086 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
1087 (*floatunssidf2_internal): Likewise.
1088 (*fix_truncdfsi2_internal): Likewise.
1089 (*fix_trunctfsi2_internal): Likewise.
1091 2009-07-17 Anatoly Sokolov <aesok@post.ru>
1093 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
1095 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1097 2009-07-17 Richard Guenther <rguenther@suse.de>
1100 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
1101 (pass_warn_unused_result): Likewise.
1102 (TODO_set_props): Remove.
1103 * omp-low.c (diagnose_omp_structured_block_errors): Change to
1105 (pass_diagnose_omp_blocks): Define.
1106 * c-decl.c (pop_file_scope): Do not finalize the CU here.
1107 (c_gimple_diagnostics_recursively): Remove.
1108 (finish_function): Do not call it.
1109 (c_write_global_declarations): Continue after errors.
1110 Finalize the CU here.
1111 * c-gimplify.c (c_genericize): Do not gimplify here.
1112 * c-common.c (c_warn_unused_result): Move ...
1113 * tree-cfg.c (do_warn_unused_result): ... here.
1114 (run_warn_unused_result): New function.
1115 (gate_warn_unused_result): New function.
1116 (pass_warn_unused_result): New pass.
1117 * c-common.h (c_warn_unused_result): Remove.
1118 * flags.h (flag_warn_unused_result): Declare.
1119 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
1120 * opts.c (flag_warn_unused_result): Initialize to false.
1121 * toplev.c (compile_file): Add comment.
1122 * omp-low.c (create_omp_child_function): Do not register
1123 the function with the frontend.
1124 (diagnose_omp_structured_block_errors): Prepare to be
1125 called as optimization pass.
1126 (gate_diagnose_omp_blocks): New function.
1127 (pass_diagnose_omp_blocks): New pass.
1128 * cgraph.h (cgraph_optimize): Remove.
1129 (cgraph_analyze_function): Likewise.
1130 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
1131 * cgraphunit.c (cgraph_lower_function): Lower nested functions
1132 before their parents here.
1133 (cgraph_finalize_function): Not here.
1134 (cgraph_analyze_function): Gimplify functions here.
1135 (cgraph_finalize_compilation_unit): Continue after errors.
1136 Optimize the callgraph from here.
1137 (cgraph_optimize): Make static.
1138 * langhooks.c (write_global_declarations): Finalize the CU.
1139 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
1140 (gimplify_function_tree): Assert we gimplify only once.
1141 Set PROP_gimple_any property.
1142 * tree-nested.c (gimplify_all_functions): New function.
1143 (lower_nested_functions): Gimplify all nested functions.
1144 * gimple.h (diagnose_omp_structured_block_errors): Remove.
1145 * passes.c (init_optimization_passes): Add pass_warn_unused_result
1146 and pass_diagnose_omp_blocks after gimplification. Do not
1147 set TODO_set_props on all_lowering_passes.
1148 (execute_one_pass): Do not handle TODO_set_props.
1149 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
1150 (gimplify.o): Add tree-pass.h dependency.
1151 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
1152 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
1153 (unsave_r): Likewise.
1154 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
1157 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
1159 * doc/service.texi (Service): Restore previously removed link,
1160 which isn't broken after all.
1162 2009-07-17 Richard Guenther <rguenther@suse.de>
1164 PR tree-optimization/40321
1165 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
1166 PHI nodes to the maximal set.
1167 (make_values_for_phi): Add PHI arguments to the maximal set.
1168 (execute_pre): Dump PHI_GEN and the maximal set.
1170 2009-07-17 Jakub Jelinek <jakub@redhat.com>
1173 * gimplify.c (gimplify_conversion): Don't change non-conversions into
1176 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
1178 * doc/extend.texi (Nested Functions): Replace broken link with
1180 * doc/service.texi (Service): Remove broken link.
1182 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
1185 * builtins.c (expand_builtin_memcmp): Use loc instead of
1186 EXPR_LOCATION (exp).
1187 (expand_builtin_strncmp): Likewise.
1189 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
1190 Manuel López-Ibáñez <manu@gcc.gnu.org>
1193 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
1194 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
1195 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
1196 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
1197 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
1198 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
1199 tree-inline.c, c-common.c, c-common.h, gimple.c,
1200 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
1201 convert.c: Add location argument to fold_{unary,binary,ternary},
1202 fold_build[123], build_call_expr, build_size_arg,
1203 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
1204 fold_build1_initializer, fold_build2_initializer,
1205 fold_build3_initializer, fold_build_call_array,
1206 fold_build_call_array_initializer, fold_single_bit_test,
1207 omit_one_operand, omit_two_operands, invert_truthvalue,
1208 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
1209 combine_comparisons, fold_builtin_*, fold_call_expr,
1210 build_range_check, maybe_fold_offset_to_address, round_up,
1213 2009-07-16 Jason Merrill <jason@redhat.com>
1216 * c-common.c (c_common_reswords): Add __is_standard_layout
1218 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
1219 * doc/implement-cxx.texi: New.
1220 * doc/gcc.texi: Include it.
1222 2009-07-16 DJ Delorie <dj@redhat.com>
1224 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
1225 compares that may be indirectly affected by previous instructions.
1227 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1229 * builtins.c (do_mpc_arg2): New.
1230 (fold_builtin_2): Fold builtin cpow.
1231 * real.h (HAVE_mpc_pow): New.
1233 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
1235 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
1236 comparison to skip unprofitable schedule
1238 2009-07-16 Simon Baldwin <simonb@google.com>
1240 * gcc.c (option_map): New flag -no-canonical-prefixes.
1241 * (display_help): Print help text for new flag.
1242 * (process_command): Move options translation and language specifics
1243 and handle new flag early. Use it to set a function pointer to a
1244 prefix builder. Replace make_relative_prefix calls with calls to
1245 the function pointed to. Ignore new flag in regular options handling.
1246 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
1248 2009-07-15 DJ Delorie <dj@redhat.com>
1250 * config/mep/mep.md (sibcall_internal): Change register to avoid
1252 (sibcall_value_internal): Likewise.
1254 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
1256 PR rtl-optimization/40710
1257 * resource.c (mark_target_live_regs): Reset DF problem to LR.
1259 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
1261 * config/mips/mips.md (*extenddi_truncate<mode>,
1262 *extendsi_truncate<mode>): Change type attribute to move_type
1263 with shift_shift. Split out code handling exts from here ...
1264 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
1266 (*extendhi_truncateqi): Change type attribute to move_type with
1267 shift_shift. Split out code handling exts from here ...
1268 (*extendhi_truncateqi_exts): ... to this new pattern.
1270 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
1272 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
1273 instead of "and" with inverted sign bit mask value. Use
1274 "nonimmediate_operand" for operand 1 and operand 2 predicate.
1275 Allocate registers only for operand 4 and operand 5.
1277 2009-07-15 Jakub Jelinek <jakub@redhat.com>
1280 * fold-const.c (fold_cond_expr_with_comparison): When folding
1281 < and <= to MIN, make sure the MIN uses the same type as the
1282 comparison's operands.
1284 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
1286 * arm.md (ior_xor): New code iterator.
1287 (split for ior/xor with shift and zero-extend): New split pattern.
1288 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
1290 2009-07-15 Richard Guenther <rguenther@suse.de>
1292 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
1295 2009-07-15 Richard Guenther <rguenther@suse.de>
1298 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
1300 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
1302 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
1303 handle 2.6.30 kernel.
1305 2009-07-15 DJ Delorie <dj@redhat.com>
1307 * config/mep/mep.md (sibcall_internal): Change register to allow
1308 for 24-bit addresses.
1309 (sibcall_value_internal): Likewise.
1311 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
1313 * doc/invoke.texi: Added descriptions of the scheduling heuristics
1314 that are enabled/disabled by the flags introduced by a previous patch.
1316 2009-07-14 DJ Delorie <dj@redhat.com>
1318 * config/mep/mep.md (sibcall_internal): Include non-toggling
1320 (sibcall_value_internal): Likewise.
1322 2009-07-14 Taras Glek <tglek@mozilla.com>
1323 Rafael Espindola <espindola@google.com>
1325 * doc/sourcebuild.texi: Document install-plugin target.
1326 * configure.ac: Added install-plugin target to language makefiles.
1327 * configure: Regenerate.
1328 * Makefile.in: (install-plugin): Install more headers,
1329 depend on lang.install-plugin.
1331 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
1333 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
1336 2009-07-14 DJ Delorie <dj@redhat.com>
1338 * config/mep/mep.c (mep_vliw_jmp_match): New function.
1339 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
1340 * config/mep/mep.md (sibcall_internal): Change test from
1341 mep_vliw_mode_match to mep_vliw_jmp_match.
1342 (sibcall_value_internal): Likewise.
1344 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
1346 * config/i386/sse.md (copysign<mode>3): New expander.
1347 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
1348 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
1349 Use ix86_build_const_vector.
1350 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
1351 IX86_BUILTIN_CPYSGNPD.
1352 (builtin_description): Add __builtin_ia32_copysignps and
1353 __builtin_ia32_copysignpd.
1354 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
1355 and BUILT_IN_COPYSIGNF.
1357 2009-07-13 Jason Merrill <jason@redhat.com>
1359 * builtins.c (can_trust_pointer_alignment): New fn.
1360 (get_pointer_alignment): Factor it out from here.
1361 * tree.h: Declare it.
1363 2009-07-14 David Edelsohn <edelsohn@gnu.org>
1365 * config/rs6000/predicates.md (offsettable_mem_operand): Test
1368 2009-07-14 Dodji Seketeli <dodji@redhat.com>
1372 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
1374 2009-07-14 Richard Guenther <rguenther@suse.de>
1375 Andrey Belevantsev <abel@ispras.ru>
1378 * cfgexpand.c (partition_stack_vars): Do not bother to update
1379 alias information when not optimizing.
1381 2009-07-14 Richard Guenther <rguenther@suse.de>
1382 Andrey Belevantsev <abel@ispras.ru>
1384 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
1385 (pt_solution_set): Likewise.
1386 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
1387 * tree-ssa-structalias.c (pt_solution_set): New function.
1388 * final.c (rest_of_clean_state): Free SSA data structures.
1389 * print-rtl.c (print_decl_name): Remove.
1390 (print_mem_expr): Implement in terms of print_generic_expr.
1391 * alias.c (ao_ref_from_mem): New function.
1392 (rtx_refs_may_alias_p): Likewise.
1393 (true_dependence): Query alias-export info.
1394 (canon_true_dependence): Likewise.
1395 (write_dependence_p): Likewise.
1396 * tree-dfa.c (get_ref_base_and_extent): For void types leave
1398 * emit-rtl.c (component_ref_for_mem_expr): Remove.
1399 (mem_expr_equal_p): Use operand_equal_p.
1400 (set_mem_attributes_minus_bitpos): Do not use
1401 component_ref_for_mem_expr.
1402 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
1403 (update_alias_info_with_stack_vars): Likewise.
1404 (partition_stack_vars): Call update_alias_info_with_stack_vars.
1405 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
1406 explicitly nor clear stmt operands.
1407 Free the decl-to-pointer map.
1408 * tree-optimize.c (execute_free_datastructures): Do not free
1409 SSA data structures here.
1410 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
1411 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
1412 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
1414 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
1416 2009-07-13 DJ Delorie <dj@redhat.com>
1418 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
1419 unrolling at the right iteration count.
1421 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
1424 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
1426 * haifa-sched.c (rank_for_schedule): Introduced flags to
1427 enable/disable individual scheduling heuristics.
1428 * common.opt: Introduced flags to enable/disable individual
1429 heuristics in the scheduler.
1430 * doc/invoke.texi: Introduced flags to enable/disable individual
1431 heuristics in the scheduler.
1433 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
1435 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
1436 config/i386/mingw-tls.c.
1437 * config/i386/mingw-tls.c: Removed.
1439 2009-07-13 Ira Rosen <irar@il.ibm.com>
1441 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
1442 checks access only relevant statements.
1443 (vectorizable_reduction): Likewise.
1445 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
1447 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
1448 just for 32-bit case.
1450 2009-07-12 Jan Hubicka <jh@suse.cz>
1452 PR tree-optimization/40585
1453 * except.c (expand_resx_expr): When there already is resume
1454 instruction, produce linked list.
1455 (build_post_landing_pads): Assert that resume is empty.
1456 (connect_post_landing_pads): Handle resume lists.
1457 (dump_eh_tree): Dump resume list.
1459 2009-07-12 Ira Rosen <irar@il.ibm.com>
1461 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
1462 with additional argument.
1463 * tree-vectorizer.h (enum vect_def_type): Add
1464 vect_double_reduction_def.
1465 (vect_is_simple_reduction): Add argument.
1466 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
1468 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
1469 vect_is_simple_reduction with additional argument.
1470 (vect_analyze_loop_operations): Handle exit phi nodes in case of
1472 (reduction_code_for_scalar_code): Handle additional codes by
1473 returning ERROR_MARK for them. Fix comment and indentation.
1474 (vect_is_simple_reduction): Fix comment, add argument to specify
1475 double reduction. Detect double reduction.
1476 (get_initial_def_for_induction): Fix indentation.
1477 (get_initial_def_for_reduction): Fix comment and indentation.
1478 Handle double reduction. Create initial definitions that do not
1479 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
1480 (vect_create_epilog_for_reduction): Fix comment, add argument to
1481 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
1482 epilogue result extraction. Create double reduction phi node and
1483 replace relevant uses.
1484 (vectorizable_reduction): Call vect_is_simple_reduction with
1485 additional argument. Fix indentation. Update epilogue code treatment
1486 according to the changes in reduction_code_for_scalar_code. Check
1487 for double reduction. Call vect_create_epilog_for_reduction with
1488 additional argument.
1489 * tree-vect-stmts.c (process_use): Handle double reduction, update
1491 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
1492 (vect_get_vec_def_for_operand): Likewise.
1494 2009-07-12 Danny Smith <dansmister@gmail.com>
1496 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
1497 dllexport if !TREE_PUBLIC.
1498 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
1500 2009-07-11 Anatoly Sokolov <aesok@post.ru>
1502 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
1503 (avr_extra_arch_macro) Remove declatation.
1504 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
1505 (avr_extra_arch_macro) Declare as static.
1506 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
1508 2009-07-11 Jan Hubicka <jh@suse.cz>
1511 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
1513 2009-07-11 Jakub Jelinek <jakub@redhat.com>
1516 * dwarf2out.c (dw_fde_struct): Add in_std_section and
1517 cold_in_std_section bits.
1518 (dwarf2out_begin_prologue): Initialize them.
1519 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
1520 if already covered by text_section or cold_text_section range.
1522 PR rtl-optimization/40667
1523 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
1524 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
1525 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
1526 * config/i386/i386.c (ix86_minimum_alignment): New function.
1527 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
1528 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
1529 * emit-rtl.c (gen_reg_rtx): Likewise.
1530 * function.c (assign_parms): Likewise. If nominal_type needs
1531 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
1532 rather than passed_type's alignment.
1535 * function.c (assign_parm_setup_stack): Adjust
1536 MEM_OFFSET (data->stack_parm) if promoted_mode is different
1537 from nominal_mode on big endian.
1539 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
1541 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
1543 2009-07-10 DJ Delorie <dj@redhat.com>
1545 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
1547 2009-07-10 Mark Mitchell <mark@codesourcery.com>
1549 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
1551 (thumb2_cbnz): Likewise.
1553 2009-07-10 David Daney <ddaney@caviumnetworks.com>
1556 * config.gcc (supported_defaults): Add synci.
1557 (with_synci): Add validation.
1558 (all_defaults): Add synci.
1559 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
1562 * config/mips/mips.opt (msynci): New option.
1563 * config/mips/mips.c (mips_override_options): Warn on use of
1564 -msynci for targets that do now support it.
1565 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
1567 * gcc/doc/invoke.texi (-msynci): Document the new option.
1568 * doc/install.texi (--with-synci): Document the new option.
1570 2009-07-10 Richard Guenther <rguenther@suse.de>
1572 PR tree-optimization/40496
1573 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
1574 the PHI result with a compatible type.
1576 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
1580 * c.opt (Wunused-result): New.
1581 * doc/invoke.texi: Document it.
1582 * c-common.c (c_warn_unused_result): Use it.
1584 2009-07-09 DJ Delorie <dj@redhat.com>
1586 * targhooks.c (default_target_can_inline_p): Rename from
1587 default_target_option_can_inline_p.
1588 * targhooks.h (default_target_can_inline_p): Likewise.
1589 * target-def.h (TARGET_CAN_INLINE_P): Rename from
1590 TARGET_OPTION_CAN_INLINE_P.
1591 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
1592 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
1593 (mep_target_can_inline_p): Rename from
1594 mep_target_option_can_inline_p.
1597 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
1598 registers used to pass vectors.
1600 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
1602 2009-07-09 Tom Tromey <tromey@redhat.com>
1604 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
1605 * config/mmix/mmix.c: Include dwarf2.h.
1606 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
1607 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
1608 * config/sh/sh.c: Include dwarf2.h.
1609 * config/i386/i386.c: Include dwarf2.h.
1610 * Makefile.in (DWARF2_H): Remove 'elf'.
1611 * except.c: Include dwarf2.h.
1612 * unwind-dw2.c: Include dwarf2.h.
1613 * dwarf2out.c: Include dwarf2.h.
1614 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
1615 * unwind-dw2-fde.c: Include dwarf2.h.
1616 * dwarf2asm.c: Include dwarf2.h.
1618 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
1620 * haifa-sched.c (insn_finishes_cycle_p): New static function.
1621 (max_issue): Use it.
1622 * sched-int.h (struct sched_info: insn_finishes_block_p): New
1624 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
1625 (region_sched_info): Update.
1626 * sched-ebb.c (ebb_sched_info): Update.
1627 * modulo-sched.c (sms_sched_info): Update.
1628 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
1630 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
1632 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
1634 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
1636 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
1638 2009-07-09 Jakub Jelinek <jakub@redhat.com>
1641 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
1642 arg1 with arg01 if arg1 is already INTEGER_CST.
1644 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
1646 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
1647 Transform (and (truncate)) into (truncate (and)).
1649 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
1651 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
1652 creating LHS paradoxical subregs. Fix surrounding returns to
1653 use NULL_RTX rather than 0.
1655 2009-07-08 DJ Delorie <dj@redhat.com>
1657 * config/mep/mep.c: (mep_option_can_inline_p): New.
1658 (TARGET_OPTION_CAN_INLINE_P): Define.
1660 2009-07-08 Mark Wielaard <mjw@redhat.com>
1663 * dwarf2out.c (add_data_member_location_attribute): When we have
1664 only a constant offset don't emit a new location description using
1665 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
1668 2009-07-08 Richard Henderson <rth@redhat.com>
1671 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
1672 (enum reg_class): Add CLOBBERED_REGS.
1673 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
1674 * config/i386/i386.c (ix86_conditional_register_usage): Moved
1675 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
1676 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
1677 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
1678 force 64-bit sibcalls into R11.
1679 * config/i386/constraints.md (U): New constraint.
1680 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
1681 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
1682 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
1684 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
1686 * basic-block.h (dump_regset, debug_regset): Remove duplicate
1688 * c-objc-common.h (c_initialize_diagnostics): Ditto.
1689 * ebitmap.h (dump_ebitmap): Ditto.
1690 * optabs.h (optab_libfunc): Ditto.
1691 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
1692 * tree-flow.h (vect_can_force_dr_alignment_p,
1693 get_vectype_for_scalar_type): Ditto.
1694 (vectorize_loops): Move prototype to ...
1695 * tree-vectorizer.h: ... here. Also, adjust comment.
1696 (vect_set_verbosity_level): Remove duplicate prototype.
1697 * tree-ssa-loop.c: Include tree-vectorizer.h.
1698 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
1700 2009-07-08 Nick Clifton <nickc@redhat.com>
1702 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
1705 2009-07-08 DJ Delorie <dj@redhat.com>
1707 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
1708 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
1709 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
1711 * config/mep/intrinsics.md: Regenerated.
1712 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
1713 registers when asm() or calls are detected.
1715 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1718 * gimplify.c (gimplify_expr): Propagate no_warning flag when
1720 * gimple (gimple_build_call_from_tree): Likewise.
1721 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
1722 no_warning flag before warning.
1724 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1726 * tree.c (set_expr_locus): Remove.
1727 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
1728 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
1730 * gimplify.c (internal_get_tmp_var): Likewise.
1731 (gimplify_call_expr): Likewise.
1732 (gimplify_one_sizepos): Likewise.
1734 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
1737 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
1738 to variables for debugging purposes.
1740 2009-06-23 Mark Loeser <mark@halcy0n.com>
1743 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
1745 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1747 * pretty-print.c (pp_base_format): Remove %J.
1748 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
1749 gcc_cxxdiag_char_table): Likewise.
1750 (init_dynamic_diag_info): Likewise.
1752 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1754 * pretty-print.c (pp_base_format): Remove %H.
1755 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
1756 gcc_cxxdiag_char_table): Likewise.
1757 (init_dynamic_diag_info): Likewise.
1758 * config/mep/mep.c (mep_select_section): Likewise.
1760 2009-07-07 Duncan Sands <baldrick@free.fr>
1762 * final.c (pass_clean_state): Give the pass a name.
1763 * passes.c (pass_rest_of_compilation): Likewise.
1764 * tree-optimize.c (pass_all_optimizations): Likewise.
1766 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
1768 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
1769 an extra 'decl' for error_at.
1771 2009-07-07 Jakub Jelinek <jakub@redhat.com>
1774 * tree-tailcall.c (adjust_return_value_with_ops,
1775 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
1776 if it has complex or vector type.
1778 2009-07-07 Olivier Hainque <hainque@adacore.com>
1780 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
1783 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
1785 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
1787 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1789 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
1790 * c-decl.c: Likewise.
1791 * function.c: Likewise.
1792 * varasm.c: Likewise.
1793 * tree-ssa.c: Likewise.
1794 * c-common.c: Likewise.
1795 * tree-cfg.c: Likewise.
1796 * config/spu/spu.c: Likewise.
1797 * config/ia64/ia64.c: Likewise.
1798 * config/v850/v850.c: Likewise.
1800 2009-07-06 DJ Delorie <dj@redhat.com>
1802 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
1803 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
1804 unspecified accesses to control registers.
1805 * config/mep/intrinsics.md: Regenerate.
1806 * config/mep/intrinsics.h: Regenerate.
1807 * config/mep/mep-intrin.h: Regenerate.
1809 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
1811 * c-lex.c: Replace %H by an explicit location. Update all calls.
1812 * c-common.c: Likewise.
1813 * c-decl.c: Likewise.
1814 * c-typeck.c: Likewise.
1815 * fold-const.c: Likewise.
1816 * gimplify.c: Likewise.
1818 * tree-cfg.c: Likewise.
1819 * tree-ssa-loop-niter.c: Likewise.
1820 * tree-vrp.c: Likewise.
1821 * value-prof.c: Likewise.
1823 2009-07-06 Diego Novillo <dnovillo@google.com>
1825 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
1826 if it has one. Handle cases where VAR does not have an
1827 annotation or cfun is NULL.
1829 2009-07-06 Diego Novillo <dnovillo@google.com>
1831 * tree.c: Include debug.h.
1832 (initialize_tree_contains_struct): New.
1833 (init_ttree): Call it.
1834 (tree_node_structure_for_code): Factor out of ...
1835 (tree_node_structure): ... here.
1836 * treestruct.def (TS_PHI_NODE): Remove.
1837 (TS_GIMPLE_STATEMENT): Remove.
1839 2009-07-06 Diego Novillo <dnovillo@google.com>
1841 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
1842 (debug_tree_chain): Handle cycles.
1844 2009-07-06 Nick Clifton <nickc@redhat.com>
1845 DJ Delorie <dj@redhat.com>
1847 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
1848 __FMOVD_ENABLED__ is defined.
1850 (TARGET_FMOVD): Provide a default definition.
1851 (MASK_FMOVD): Likewise.
1852 (TARGET_CPU_CPP_BUILTINS): Define
1853 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
1854 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
1855 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
1856 (split for DF load from memory into register): Also handle
1857 MEMs which consist of REG+DISP addressing.
1858 (split for DF store from register to memory): Likewise.
1859 (movsf_ie): Always use single fp_mode.
1860 * config/sh/sh.c (sh_override_options): Do not automatically
1861 enable TARGET_MOVD for the SH2A when supporting doubles - leave
1862 that to the -mfmovd command line switch.
1863 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
1864 (fldi_ok): Always allow.
1865 * config/sh/sh.opt (mfmovd): Remove this switch.
1866 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
1868 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
1869 Kaz Kojima <kkojima@gcc.gnu.org>
1871 PR rtl-optimization/30807
1872 * postreload.c (reload_combine): For every new use of REG_SUM,
1873 record the use of BASE.
1875 2009-07-06 Jan Hubicka <jh@suse.cz>
1877 * params.def: Revert my accidental commit at 2009-06-30.
1879 2009-07-04 Ian Lance Taylor <iant@google.com>
1882 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
1884 (mingw_format_attribute_overrides): Likewise.
1886 2009-07-04 Jakub Jelinek <jakub@redhat.com>
1889 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
1890 don't check cfa.reg. Instead of cfa.indirect use
1891 fde && fde->drap_reg != INVALID_REGNUM test.
1893 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
1895 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
1897 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
1900 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
1902 2009-07-03 Richard Guenther <rguenther@suse.de>
1904 PR tree-optimization/40640
1905 * tree-switch-conversion.c (build_arrays): Perform arithmetic
1908 2009-07-03 Jan Hubicka <jh@suse.cz>
1910 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
1911 for size, reduce amount of inlining.
1913 2009-07-03 Richard Guenther <rguenther@suse.de>
1916 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
1917 if t +- x is known to not overflow and the conversion widens the
1919 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
1921 2009-07-03 Jan Hubicka <jh@suse.cz>
1923 * ipa-pure-const.c (analyze): Update loop optimizer init.
1924 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
1925 try_remove_empty_loop, remove_empty_loops): Remove.
1926 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
1927 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
1928 to mark regular loops as neccesary.
1929 (degenerate_phi_p): New function.
1930 (propagate_necessity, remove_dead_phis): Use it.
1931 (forward_edge_to_pdom): Likewise.
1932 (eliminate_unnecessary_stmts): Take care to remove uses of results of
1933 virtual PHI nodes that became unreachable.
1934 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
1935 * tree-flow.h (remove_empty_loops): Remove.
1936 * passes.c (init_optimization_passes): Remove.
1938 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
1940 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
1941 can_create_pseudo_p.
1942 (*fix_trunc<mode>_i387_1): Ditto.
1943 (*floathi<mode>2_1): Ditto.
1944 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
1945 (*fistdi2_1): Ditto.
1946 (*fist<mode>2_1): Ditto.
1947 (frndintxf2_floor): Ditto.
1948 (*fist<mode>2_floor_1): Ditto.
1949 (frndintxf2_ceil): Ditto.
1950 (*fist<mode>2_ceil_1): Ditto.
1951 (frndintxf2_trunc): Ditto.
1952 (frndintxf2_mask_pm): Ditto.
1953 (fxam<mode>2_i387_with_temp): Ditto.
1954 * config/i386/sse.md (mulv16qi3): Ditto.
1955 (*sse2_mulv4si3): Ditto.
1957 (sse4_2_pcmpestr): Ditto.
1958 (sse4_2_pcmpistr): Ditto.
1960 2009-07-03 Jan Hubicka <jh@suse.cz>
1962 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
1963 (mark_stmt_necessary): Set it.
1964 (mark_operand_necessary): Set it.
1965 (mark_control_dependent_edges_necessary): Set it.
1966 (mark_virtual_phi_result_for_renaming): New function.
1967 (get_live_post_dom): New function.
1968 (forward_edge_to_pdom): New function.
1969 (remove_dead_stmt): Fix handling of control dependences.
1970 (tree_dce_init): Init new bitmap.
1971 (tree_dce_done): Free it.
1973 2009-07-02 Richard Guenther <rguenther@suse.de>
1976 * tree-ssa-structalias.c (new_var_info): Initialize
1979 2009-07-02 Jan Hubicka <jh@suse.cz>
1981 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
1984 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
1986 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
1987 instead of recomputing it. Adjust calls.
1988 (emit_store_flag): Adjust recursive calls.
1990 2009-07-02 Richard Guenther <rguenther@suse.de>
1992 * tree-ssa-live.c (remove_unused_locals): Do not remove
1994 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
1995 of DECL_EXTERNAL for HEAP variables.
1996 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
1997 HEAP variables. Do not adjust RESTRICT vars.
1998 (find_what_var_points_to): Nobody cares if something
2001 2009-07-02 Ben Elliston <bje@au.ibm.com>
2003 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
2004 pc_low and pc_high declarations to the top of the function.
2006 2009-07-01 DJ Delorie <dj@redhat.com>
2008 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
2010 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
2011 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
2012 unspecified accesses to control registers.
2013 * config/mep/intrinsics.md: Regenerate.
2014 * config/mep/intrinsics.h: Regenerate.
2015 * config/mep/mep-intrin.h: Regenerate.
2017 2009-07-01 Anthony Green <green@moxielogic.com>
2019 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
2020 instruction when possible.
2021 (moxie_expand_prologue): Ditto. Also, save an instruction and
2022 some complexity by popping off of $r12 instead of $sp.
2023 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
2026 2009-07-01 Richard Henderson <rth@redhat.com>
2029 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
2030 contained no insns, reposition note before last insn.
2032 2009-07-01 Richard Henderson <rth@redhat.com>
2035 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
2036 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
2038 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
2041 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
2042 darwin9 for printing reg addresses with %y.
2044 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
2046 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
2047 truncation from operands in binary operations.
2049 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
2052 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
2053 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
2054 subreg of op0 to the original op0.
2056 * expmed.c (store_bit_field_1): Use a temporary as the destination
2057 instead of a paradoxical subreg when we need to truncate the result.
2059 2009-07-01 DJ Delorie <dj@redhat.com>
2061 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
2062 names to VLIW variants.
2063 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
2064 * config/mep/intrinsics.md: Regenerate.
2065 * config/mep/intrinsics.h: Regenerate.
2066 * config/mep/mep-intrin.h: Regenerate.
2068 2009-07-01 Jakub Jelinek <jakub@redhat.com>
2071 * jump.c (returnjump_p): Revert last patch.
2072 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
2074 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2077 * pa.md (casesi32p): Use jump table label to determine the offset
2079 (casesi64p): Likewise.
2081 * pa.c (forward_branch_p): Return bool type. Use instruction
2082 addresses when available. Assert that INSN has a jump label.
2083 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
2086 2009-07-01 Richard Guenther <rguenther@suse.de>
2088 PR tree-optimization/19831
2089 * tree-ssa-dce.c (propagate_necessity): Calls to functions
2090 that only act as barriers do not make any previous stores necessary.
2091 * tree-ssa-structalias.c (handle_lhs_call): Delay making
2092 HEAP variables global, do not add a constraint from nonlocal.
2093 (find_func_aliases): Handle escapes through return statements.
2094 (compute_points_to_sets): Make escaped HEAP variables global.
2096 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
2099 * expmed.c (emit_store_flag): Perform a conversion if necessary,
2100 after reducing a DImode cstore to SImode.
2102 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
2104 * expr.c (expand_expr_real_1): Reinstate fallthrough to
2105 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
2107 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
2109 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
2110 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
2112 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
2113 and umod_optab if TARGET_BSD_DIVMOD.
2114 * config/vax/lib1funcs.asm: New file.
2115 * config/vax/t-linux: New file.
2116 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
2118 2009-06-30 Jakub Jelinek <jakub@redhat.com>
2121 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
2122 to type arguments that have void type.
2125 * dwarf2out.c (gen_formal_parameter_die): Call
2126 equate_decl_number_to_die if node is different from origin.
2128 2009-06-30 Anthony Green <green@moxielogic.com>
2130 Clean up moxie port for --enable-build-with-cxx.
2131 * config/moxie/moxie.c (moxie_function_value): First two
2132 parameters are const_tree, not tree.
2133 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
2134 (REG_CLASS_NAMES): Ditto.
2135 (REGNO_REG_CLASS): Ditto.
2136 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
2137 (moxie_function_value): Fix constyness of arguments.
2139 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
2141 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
2142 finalize_size_functions before further processing.
2143 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
2144 (variable_size): Call self_referential_size on size expressions
2145 that contain a PLACEHOLDER_EXPR.
2146 (size_functions): New static variable.
2147 (copy_self_referential_tree_r): New static function.
2148 (self_referential_size): Likewise.
2149 (finalize_size_functions): New global function.
2150 * tree.c: Include tree-inline.h.
2151 (push_without_duplicates): New static function.
2152 (find_placeholder_in_expr): New global function.
2153 (substitute_in_expr) <tcc_declaration>: Return the replacement object
2155 <tcc_expression>: Likewise.
2156 <tcc_vl_exp>: If the replacement object is a constant, try to inline
2157 the call in the expression.
2158 * tree.h (finalize_size_functions): Declare.
2159 (find_placeholder_in_expr): Likewise.
2160 (FIND_PLACEHOLDER_IN_EXPR): New macro.
2161 (substitute_placeholder_in_expr): Update comment.
2162 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
2164 (copy_tree_body_r): Likewise.
2165 (copy_tree_body): New static function.
2166 (maybe_inline_call_in_expr): New global function.
2167 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
2168 (maybe_inline_call_in_expr): Declare.
2169 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
2170 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
2173 2009-06-30 Richard Guenther <rguenther@suse.de>
2175 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
2177 (propagate_necessity): Do not mark reaching defs of stores
2180 2009-06-30 Jan Hubicka <jh@suse.cz>
2182 * cfgloopanal.c (check_irred): Move into ...
2183 (mark_irreducible_loops): ... here; return true if ireducible
2185 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
2186 (analyze_function): Try to prove loop finiteness.
2187 * cfgloop.h (mark_irreducible_loops): Update prototype.
2188 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
2190 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
2192 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
2194 2009-06-30 Ira Rosen <irar@il.ibm.com>
2196 PR tree-optimization/40542
2197 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
2200 2009-06-30 Martin Jambor <mjambor@suse.cz>
2202 PR tree-optimization/40582
2203 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
2204 than useless_type_conversion_p.
2205 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
2208 2009-06-30 Martin Jambor <mjambor@suse.cz>
2211 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
2213 2009-06-30 Richard Guenther <rguenther@suse.de>
2215 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
2216 use ao_ref references.
2217 (walk_aliased_vdefs): Likewise.
2218 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
2219 * tree-ssa-dce.c (struct ref_data): Remove.
2220 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
2221 (mark_aliased_reaching_defs_necessary): Adjust.
2222 (mark_all_reaching_defs_necessary_1): Likewise.
2224 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
2227 * expmed.c (emit_cstore): New name of emit_store_flag_1.
2228 (emit_store_flag_1): Extract from emit_store_flag, adjust
2229 calls to (what now is) emit_cstore.
2230 (emit_store_flag): Call emit_store_flag_1 and also use it
2231 for what used to be recursive calls.
2233 2009-06-30 Wei Guozhi <carrot@google.com>
2236 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
2237 if the target bb post dominates from bb.
2238 * config/i386/i386.c (memory_address_length): Check existence of base
2239 register before using it.
2241 2009-06-30 Nick Clifton <nickc@redhat.com>
2242 DJ Delorie <dj@redhat.com>
2244 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
2245 __FMOVD_ENABLED__ is defined.
2247 (TARGET_FMOVD): Provide a default definition.
2248 (MASK_FMOVD): Likewise.
2249 (TARGET_CPU_CPP_BUILTINS): Define
2250 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
2251 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
2252 two fmov instructions depending upon whether TARGET_FMOVD is
2254 (split for DF load from memory into register): Also handle
2255 MEMs which consist of REG+DISP addressing.
2256 (split for DF store from register to memory): Likewise.
2257 * config/sh/sh.opt (mfmovd): Remove this switch.
2258 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
2259 * config/sh/sh.c (sh_override_options): Do not automatically
2260 enable TARGET_MOVD for the SH2A when supporting doubles - leave
2261 that to the -mfmovd command line switch.
2263 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
2265 (fldi_ok): Always allow.
2266 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
2268 2009-06-29 DJ Delorie <dj@redhat.com>
2270 * doc/install.texi (mep-x-elf): Correct chip's full name.
2272 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
2274 * doc/extend.texi: Fix typo.
2276 2009-06-29 Tom Tromey <tromey@redhat.com>
2279 * Makefile.in (DWARF2_H): New variable.
2281 (dwarf2out.o): Likewise.
2282 (dwarf2asm.o): Likewise.
2283 * config/i386/t-i386: Use DWARF2_H.
2284 * except.c: Include elf/dwarf2.h.
2285 * unwind-dw2.c: Include elf/dwarf2.h.
2286 * dwarf2out.c: Include elf/dwarf2.h.
2287 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
2288 <dtprel>: New field.
2289 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
2290 (size_of_loc_descr): Likewise.
2291 (output_loc_operands_raw): Likewise.
2292 (output_loc_operands): Handle new dtprel field.
2293 (loc_checksum): Update.
2294 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
2295 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
2296 * unwind-dw2-fde.c: Include elf/dwarf2.h.
2297 * dwarf2asm.c: Include elf/dwarf2.h.
2298 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
2299 * config/mmix/mmix.c: Include elf/dwarf2.h.
2300 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
2301 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
2302 * config/sh/sh.c: Include elf/dwarf2.h.
2303 * config/i386/i386.c: Include elf/dwarf2.h.
2305 2009-06-29 DJ Delorie <dj@redhat.com>
2307 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
2309 * doc/extend.texi: Add MeP attributes and pragmas.
2310 * doc/invoke.text: Add MeP Options.
2311 * doc/contrib.texi: Add MeP contribution.
2312 * doc/md.texi: Add MeP constraints.
2313 * doc/install.texi: Add MeP target.
2315 2009-06-30 Anatoly Sokolov <aesok@post.ru>
2317 * target.h (struct gcc_target): Add frame_pointer_required field.
2318 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
2319 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
2320 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
2322 * reload1.c (update_eliminables): (Ditto.).
2323 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
2324 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
2325 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
2327 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
2329 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
2330 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
2331 (arm_frame_pointer_required): New function.
2333 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
2334 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2335 (avr_frame_pointer_required_p): Declare as static.
2336 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
2338 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
2339 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
2340 (bfin_frame_pointer_required): Make as static, change return type
2342 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
2344 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
2345 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2346 (cris_frame_pointer_required): New function.
2348 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
2350 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
2351 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2352 (fr30_frame_pointer_required): New function.
2354 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
2355 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
2356 (frv_frame_pointer_required): Make as static, change return type
2358 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
2360 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
2361 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2362 (ix86_frame_pointer_required): Make as static, change return type to
2364 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
2366 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
2367 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2369 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
2371 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
2373 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
2375 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
2376 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2377 (mips_frame_pointer_required): Make as static.
2378 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
2380 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
2381 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2382 (mmix_frame_pointer_required): Mew function.
2384 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
2385 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2387 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
2389 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
2391 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
2393 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
2394 (CAN_ELIMINATE): Redefine.
2395 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
2396 (sparc_frame_pointer_required): New function.
2397 (sparc_can_eliminate): New function.
2398 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
2400 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
2401 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
2403 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
2404 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
2405 (xtensa_frame_pointer_required): Make as static, change return type
2407 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
2410 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
2412 * doc/plugins.texi: Document PLUGIN_START_UNIT.
2413 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
2414 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
2415 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
2416 (register_callback): Handle PLUGIN_START_UNIT.
2417 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
2419 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
2421 * tree.c (process_call_operands): Propagate TREE_READONLY from the
2423 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
2424 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
2426 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
2428 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
2431 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
2433 * doc/extend.texi (Additional Floating Types): __float128 is also
2434 supported on i386 targets.
2436 2009-06-29 Richard Guenther <rguenther@suse.de>
2439 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
2441 (pt_solutions_same_restrict_base): Declare.
2442 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
2444 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
2445 (make_constraint_from, make_copy_constraint): Move earlier.
2446 (make_constraint_from_heapvar): New function.
2447 (make_constraint_from_restrict): Likewise.
2448 (handle_lhs_call): Use it.
2449 (find_func_aliases): Use it to track conversions to restrict
2451 (struct fieldoff): Add only_restrict_pointers flag.
2452 (push_fields_onto_fieldstack): Initialize it.
2453 (create_variable_info_for): Track global restrict qualified pointers.
2454 (intra_create_variable_infos): Use make_constraint_from_heapvar.
2455 Track restrict qualified pointer arguments.
2456 (set_uids_in_ptset): Use varinfo is_global_var flag.
2457 (find_what_var_points_to): Set the vars_contains_restrict flag.
2458 Always create the points-to solution for sets including restrict tags.
2459 (pt_solutions_same_restrict_base): New function.
2460 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
2461 qualified pointers use pt_solutions_same_restrict_base as
2462 additional source for disambiguation.
2464 2009-06-29 Richard Guenther <rguenther@suse.de>
2467 * alias.c (find_base_decl): Remove.
2468 (get_deref_alias_set_1): Remove restrict handling.
2469 * c-common.c (c_apply_type_quals_to_decl): Do not set
2470 DECL_POINTER_ALIAS_SET.
2471 * gimplify.c (find_single_pointer_decl_1): Remove.
2472 (find_single_pointer_decl): Likewise.
2473 (internal_get_tmp_var): Remove restrict handling.
2474 (gimple_regimplify_operands): Likewise.
2475 * omp-low.c (expand_omp_atomic_pipeline): Do not set
2476 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
2477 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
2478 * tree.c (restrict_base_for_decl): Remove.
2479 (init_ttree): Do not allocate it.
2480 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
2481 LABEL_DECL_UID for label decls.
2482 (copy_node_stat): Do not copy restrict information.
2483 (decl_restrict_base_lookup): Remove.
2484 (decl_restrict_base_insert): Likewise.
2485 (print_restrict_base_statistics): Likewise.
2486 (dump_tree_statistics): Do not call print_restrict_base_statistics.
2487 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
2488 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
2489 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
2490 (LABEL_DECL_UID): Adjust.
2491 (DECL_BASED_ON_RESTRICT_P): Remove.
2492 (DECL_GET_RESTRICT_BASE): Likewise.
2493 (SET_DECL_RESTRICT_BASE): Likewise.
2494 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
2496 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
2497 instead of DECL_POINTER_ALIAS_SET.
2498 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
2499 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
2500 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
2502 2009-06-29 Richard Guenther <rguenther@suse.de>
2504 PR tree-optimization/40579
2505 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
2506 the IL to simplify has constants that overflowed.
2508 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
2510 PR tree-optimization/40550
2511 * tree-vect-generic.c (expand_vector_operations_1): Compute in
2512 vector_compute_type only when the size of vector_compute_type is
2513 less than the size of type.
2515 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
2517 * fold-const.c (contains_label_1): Fix comments.
2518 (contains_label_p): Do not walk trees multiple time.
2520 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2522 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
2523 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
2524 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
2525 ix86_fp_comparison_operator.
2526 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
2527 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
2528 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
2529 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
2530 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
2531 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
2532 (related splits): Change predicate to ix86_fp_comparison_operator.
2533 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
2534 instead of ix86_fp_comparison_codes.
2535 (ix86_trivial_fp_comparison_operator,
2536 ix86_fp_comparison_operator): New.
2537 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
2538 (ix86_expand_compare): Eliminate last two parameters.
2539 (ix86_fp_jump_nontrivial_p): Kill.
2540 * config/i386/i386.c (put_condition_code): Eliminate call to
2541 ix86_fp_comparison_codes and subsequent assertion.
2542 (ix86_fp_comparison_codes): Eliminate.
2543 (ix86_fp_swap_condition): New.
2544 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
2545 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
2546 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
2547 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
2548 and ix86_fp_swap_condition.
2549 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
2550 Use ix86_fp_comparison_strategy.
2551 (ix86_expand_compare): Likewise. Eliminate last two arguments.
2552 (ix86_fp_jump_nontrivial_p): Eliminate.
2553 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
2554 call to ix86_expand_compare.
2555 (ix86_split_fp_branch, ix86_expand_setcc,
2556 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
2557 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
2559 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2561 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
2562 related to jump_clobbers.
2563 * config/arm/arm.md (conds): Remove jump_clob case.
2564 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
2565 splits): Change comparison_operator to arm_comparison_operator.
2566 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
2569 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2571 * dojump.c (do_compare_rtx_and_jump): Try swapping the
2572 condition for floating point modes.
2573 * expmed.c (emit_store_flag_1): Move here a bigger part
2575 (emit_store_flag): Try swapping the condition for floating point
2577 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
2579 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2581 * expr.c (expand_expr_real_1): Just use do_store_flag.
2582 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
2583 emit_store_flag_force.
2584 * expmed.c (emit_store_flag_force): Copy here trick
2585 previously in expand_expr_real_1. Try reversing the comparison.
2586 (emit_store_flag_1): Work if target is NULL.
2587 (emit_store_flag): Work if target is NULL, using the result mode
2588 from the comparison. Use split_comparison, restructure final part
2589 to simplify conditionals.
2591 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
2593 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
2594 * dojump.c (do_jump): Change handling of floating-point
2595 ops to use just do_compare_and_jump.
2596 (split_comparison): New.
2597 (do_compare_rtx_and_jump): Add here logic coming previously
2598 in do_jump, using split_comparison.
2600 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
2603 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
2605 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2607 * tree-ssa-alias.c: Fix unintentional commit.
2609 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2611 * passes.c (execute_one_pass): Fix unintentional commit.
2613 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2615 * df-problems.c (df_set_seen, df_unset_seen): Delete.
2616 (df_rd_local_compute, df_md_local_compute): Inline them.
2618 (df_md_scratch): New.
2619 (df_md_alloc, df_md_free): Allocate/free it.
2620 (df_md_local_compute): Only include live registers in init.
2621 (df_md_transfer_function): Prune the in-set computed by
2622 the confluence function, and the gen-set too.
2624 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2626 PR rtl-optimization/26854
2627 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
2628 * df-problems.c (df_rd_add_problem): Fix comment.
2629 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
2630 df_md_simulate_artificial_defs_at_top,
2631 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
2632 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
2633 df_md_transfer_function, df_md_init, df_md_confluence_0,
2634 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
2635 problem_MD, df_md_add_problem): New.
2636 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
2637 df_md_get_bb_info): New.
2638 (DF_LAST_PROBLEM_PLUS1): Adjust.
2640 * Makefile.in (fwprop.o): Include domwalk.h.
2641 * fwprop.c: Include domwalk.h.
2642 (reg_defs, reg_defs_stack): New.
2643 (bitmap_only_bit_between): Remove.
2644 (process_defs): New.
2645 (process_uses): Use reg_defs and local_md instead of
2646 bitmap_only_bit_between and local_rd.
2647 (single_def_use_enter_block): New, from build_single_def_use_links.
2648 (single_def_use_leave_block): New.
2649 (build_single_def_use_links): Remove code moved to
2650 single_def_use_enter_block, invoke domwalk.
2651 (use_killed_between): Adjust comment.
2653 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2655 * bitmap.h (bitmap_ior_and_into): New.
2656 * bitmap.c (bitmap_ior_and_into): New.
2658 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
2660 * domwalk.h (struct dom_walk_data): Remove all callbacks except
2661 before_dom_children_before_stmts and after_dom_children_after_stmts.
2662 Rename the two remaining callbacks to just before_dom_children and
2663 after_dom_children. Remove other GIMPLE statement walking bits.
2664 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
2665 * graphite.c: Do not include domwalk.h.
2666 * tree-into-ssa.c (interesting_blocks): New global.
2667 (struct mark_def_sites_global_data): Remove it and names_to_rename.
2668 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
2669 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
2670 now that they're not domwalk callbacks.
2671 (rewrite_initialize_block): Rename to...
2672 (rewrite_enter_block): ... this, place after called functions. Test
2673 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
2674 (rewrite_finalize_block): Rename to...
2675 (rewrite_leave_block): ... this, place after called functions.
2676 (rewrite_update_init_block): Rename to...
2677 (rewrite_update_enter_block): ... this, place after called functions.
2678 Test interesting_blocks, call rewrite_update_stmt and
2679 rewrite_update_phi_arguments.
2680 (rewrite_update_fini_block): Rename to...
2681 (rewrite_leave_block): ... this, place after called functions.
2682 (rewrite_blocks): Remove last argument, simplify initialization of
2684 (mark_def_sites_initialize_block): Rename to...
2685 (mark_def_sites_block): ... this, call mark_def_sites.
2686 (mark_def_sites_blocks): Remove argument, simplify initialization of
2688 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
2689 (update_ssa): Likewise.
2690 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
2692 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
2693 (dom_opt_initialize_block): Rename to...
2694 (dom_opt_enter_block): ... this, place after called functions. Walk
2695 statements here, inline propagate_to_outgoing_edges.
2696 (dom_opt_finalize_block): Rename to...
2697 (dom_opt_leave_block): ... this, place after called functions.
2698 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
2700 (dse_enter_block, dse_record_phi): New.
2701 (dse_record_phis): Delete.
2702 (dse_finalize_block): Rename to...
2703 (dse_leave_block): ... this.
2704 (tree_ssa_dse): Simplify initialization of walk_data.
2705 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
2706 Adjust initialization of walk_data.
2707 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
2708 * tree-ssa-loop-phiopt.c (get_non_trapping):
2709 Adjust initialization of walk_data.
2710 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
2711 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
2712 it's not a domwalk callback.
2713 (uncprop_initialize_block): Rename to...
2714 (dse_enter_block): ... this, call uncprop_into_successor_phis.
2715 (dse_finalize_block): Rename to...
2716 (dse_leave_block): ... this.
2717 (tree_ssa_uncprop): Simplify initialization of walk_data.
2718 * Makefile.in: Adjust dependencies.
2720 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
2722 * arm.md (casesi): Fix test for Thumb1.
2723 (thumb1_casesi_internal_pic): Likewise.
2724 (thumb1_casesi_dispatch): Likewise.
2726 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
2728 * config/arm/arm-cores.def: Added core cortex-m0.
2729 * config/arm/arm-tune.md: Regenerated.
2730 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
2732 2009-06-26 DJ Delorie <dj@redhat.com>
2734 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
2736 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
2737 the scheduler doesn't tag jump insns.
2739 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
2741 * c-decl.c (merge_decls): Re-indent.
2743 2009-06-26 Janis Johnson <janis187@us.ibm.com>
2746 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
2747 Special-case decimal float constants.
2749 2009-06-26 Richard Henderson <rth@redhat.com>
2751 * function.h (struct function): Add cannot_be_copied_reason,
2752 and cannot_be_copied_set.
2753 * tree-inline.c (has_label_address_in_static_1): Rename from
2754 inline_forbidden_p_2; don't set inline_forbidden_reason here.
2755 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
2756 don't set inline_forbidden_reason.
2757 (copy_forbidden): New function, split out of inline_forbidden_p.
2758 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
2759 (inline_forbidden_p): Use copy_forbidden.
2760 (tree_versionable_function_p): Likewise.
2761 (inlinable_function_p): Merge into tree_inlinable_function_p.
2762 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
2763 * ipa-cp.c (ipcp_versionable_function_p): New function.
2764 (ipcp_cloning_candidate_p): Use it.
2765 (ipcp_node_modifiable_p): Likewise.
2767 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
2769 * builtins.c (expand_builtin_alloca): Handle builtin alloca
2770 that is marked not to be inlined. Remove flag_mudflap use.
2771 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
2772 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
2774 2009-06-26 Steve Ellcey <sje@cup.hp.com>
2777 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
2778 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
2780 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
2782 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
2784 (__mingwthr_remove_key_dtor): Likewise.
2786 2009-06-26 Richard Guenther <rguenther@suse.de>
2788 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
2790 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
2793 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
2794 try the non-cond_exec path also.
2796 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2799 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
2800 (output_cbranch): Use new functions.
2801 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
2804 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
2805 Pat Haugen <pthaugen@us.ibm.com>
2806 Revital Eres <ERES@il.ibm.com>
2808 * config/rs6000/rs6000.c (print_operand): Correct lossage message
2809 for %c error. Add %x support to print VSX registers as a unified
2810 register set, instead of separate float and altivec registers.
2811 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
2812 %y case, and add support for VSX pre-modify addresses.
2813 (output_toc): Add assert for CONST containing an integer constant
2815 (rs6000_adjust_cost): Add POWER7 support.
2816 (insn_must_be_first_in_group): Ditto.
2817 (insn_must_be_last_in_group): Ditto.
2818 (rs6000_emit_popcount): Ditto.
2819 (rs6000_vector_mode_supported_p): Ditto.
2821 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
2822 Change some of the functions called by macros to being called
2823 through a pointer, so debug functions can be inserted if
2824 -mdebug=addr or -mdebug=cost.
2825 (rs6000_preferred_reload_class_ptr): Ditto.
2826 (rs6000_secondary_reload_class_ptr): Ditto.
2827 (rs6000_secondary_memory_needed_ptr): Ditto.
2828 (rs6000_cannot_change_mode_class_ptr): Ditto.
2829 (rs6000_secondary_reload_inner): Ditto.
2830 (rs6000_legitimize_reload_address): Ditto.
2831 (rs6000_legitimize_reload_address_ptr): Ditto.
2832 (rs6000_mode_dependent_address): Ditto.
2833 (rs6000_mode_dependent_address_ptr): Ditto.
2835 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
2836 function to return true if the mode allows reg + integer
2838 (virtual_stack_registers_memory_p): New function to return true if
2839 the address refers to a virtual stack register.
2840 (rs6000_legitimate_offset_address_p): Move code to say whether a
2841 mode supports reg+int addressing to reg_offset_addressing_ok_p and
2843 (rs6000_legitimate_address_p): Add checks for modes that only can
2844 do reg+reg addressing. Start adding VSX support.
2845 (rs6000_legitimize_reload_address): Ditto.
2846 (rs6000_legitimize_address): Ditto.
2847 (rs6000_debug_legitimate_address_p): New debug functions for
2848 -mdebug=addr and -mdebug=cost.
2849 (rs6000_debug_rtx_costs): Ditto.
2850 (rs6000_debug_address_costs): Ditto.
2851 (rs6000_debug_adjust_cost): Ditto.
2852 (rs6000_debug_legitimize_address): Ditto.
2853 (rs6000_legitimize_reload_address_ptr): Point to call normal
2854 function or debug function. Make functions called via pointer
2856 (rs6000_mode_dependent_address_ptr): Ditto.
2857 (rs6000_secondary_reload_class_ptr): Ditto.
2858 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
2859 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
2860 into a friendlier error.
2861 (rs6000_init_builtins): Add initial VSX support.
2862 (rs6000_adjust_cost): Fix some spacing issues.
2864 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
2865 (REG_CLASS_NAMES): Ditto.
2866 (REG_CLASS_CONTENTS): Ditto.
2867 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
2868 pointer, to add -mdebug=addr support.
2869 (CANNOT_CHANGE_MODE_CLASS): Ditto.
2870 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
2871 -mdebug=addr support.
2872 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
2873 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
2874 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
2876 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
2878 (bswapsi*): Set attribute types for load/store. Add combiner
2879 patterns to eliminate zero extend on 64-bit.
2880 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
2881 stdbrx if the hardware supports those instructions.
2883 2009-06-25 Ian Lance Taylor <iant@google.com>
2885 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
2886 (Link Options): Document -static-libstdc++.
2888 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2891 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
2892 DATA_ALIGNMENT instead.
2894 2009-06-25 Richard Guenther <rguenther@suse.de>
2896 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
2897 indirect references against the callused/escaped solutions.
2898 (call_may_clobber_ref_p_1): Likewise.
2900 2009-06-25 Martin Jambor <mjambor@suse.cz>
2902 PR tree-optimization/40493
2903 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
2904 (enum unscalarized_data_handling): New type.
2905 (handle_unscalarized_data_in_subtree): Return what has been done.
2906 (load_assign_lhs_subreplacements): Handle left flushes differently.
2907 (sra_modify_assign): Use unscalarized_data_handling, simplified
2908 condition determining whether to remove the statement.
2910 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
2912 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
2913 excerpt - @ should be doubled for texinfo.
2915 2009-06-24 Ian Lance Taylor <iant@google.com>
2917 * config/arc/arc.c: Include "df.h".
2918 (arc_attribute_table): Make static. Move higher in file.
2919 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
2920 (output_shift): Initialize n later to avoid warning.
2921 * config/arm/arm.c (arm_attribute_table): Make static. Move
2923 * config/avr/avr.c (avr_attribute_table): Make static. Move
2925 (reg_class_tab): Change array type from int to enum reg_class.
2926 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
2928 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
2929 (lshrhi3_out): Likewise.
2930 (class_likely_spilled_p): Change return type to bool.
2931 (avr_rtx_costs): Use local code variable with enum type.
2932 * config/avr/avr.md (movmemhi): Use add_reg_note.
2933 (andhi3, andsi3): Don't use AS2 with "and".
2934 (iorhi3, iorsi3): Don't use AS2 with "or".
2935 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
2936 * config/crx/crx.c: Include "df.h".
2937 (crx_attribute_table): Make static.
2938 * config/m32r/m32r.c: Include "df.h".
2939 (m32r_attribute_table): Make static. Move higher in file.
2940 (pop): Use add_reg_note.
2941 (block_move_call): Change 0 to LCT_NORMAL in function call.
2942 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
2943 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
2944 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
2945 declare, not just when TREE_CODE is defined.
2946 * config/m68hc11/m68hc11.c: Include "expr.h".
2947 (m68hc11_attribute_table): Make static. Move higher in file.
2948 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
2950 (m68hc11_register_indirect_p): Likewise.
2951 (m68hc11_function_arg_padding): Change return type to enum
2953 (emit_move_after_reload): Use add_reg_note.
2954 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
2955 (m68hc11_split_logical): Likewise.
2956 (m68hc11_rtx_costs): Add local code_and outer_code variables with
2958 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
2959 to VOIDmode in function call.
2960 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
2962 (m68hc11_split_logical): Update declaration.
2963 (m68hc11_function_arg_padding): Update declaration.
2964 * config/mcore/mcore.c (regno_reg_class): Change form array of int
2965 to array of enum reg_class.
2966 (mcore_attribute_table): Make static. Move higher in file.
2967 (mcore_rtx_costs): Add cast to enum type.
2968 * config/mcore/mcore.h (regno_reg_class): Update declaration.
2969 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
2970 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
2972 * config/sh/predicates.md (trapping_target_operand): Rename and to
2974 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
2976 * config/spu/spu.c (spu_attribute_table): Make static. Move
2978 * config/v850/v850.c (v850_attribute_table): Make static. Move
2980 (v850_rtx_costs): Use local code with enum type.
2981 (expand_epilogue): Add cast.
2982 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
2984 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
2987 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
2988 -m2a-single-only and -m2a-nofpu.
2989 * config/sh/sh.opt: Document m2a generates FPU code.
2991 2009-06-24 Anatoly Sokolov <aesok@post.ru>
2993 * defaults.h (CAN_ELIMINATE): Provide default.
2994 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
2995 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
2996 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
2997 * config/spu/spu.h (CAN_ELIMINATE): Delete.
2998 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
2999 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
3000 * config/cris/cris.h (CAN_ELIMINATE): Delete.
3001 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
3002 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
3003 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
3005 2009-06-24 DJ Delorie <dj@redhat.com>
3007 * mep-ext-cop.cpu: Fix copyright notice.
3008 * mep-default: Fix copyright notice.
3009 * mep-core: Fix copyright notice.
3010 * mep: Fix copyright notice.
3011 * mep-ivc2: Fix copyright notice.
3012 * mep-c5: Fix copyright notice.
3014 2009-06-24 Denis Chertykov <chertykov@gmail.com>
3016 * doc/contrib.texi (Contributors):
3018 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
3021 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
3022 src and dst operands if necessary.
3024 2009-06-23 DJ Delorie <dj@redhat.com>
3027 * config.gcc: Add mep support.
3028 * recog.c: Resurrect validate_replace_rtx_subexp().
3029 * recog.h: Likewise.
3030 * config/mep/: Add new port:
3031 * config/mep/constraints.md: New file.
3032 * config/mep/default.h: New file.
3033 * config/mep/intrinsics.h: New file.
3034 * config/mep/intrinsics.md: New file.
3035 * config/mep/ivc2-template.h: New file.
3036 * config/mep/mep-c5.cpu: New file.
3037 * config/mep/mep-core.cpu: New file.
3038 * config/mep/mep-default.cpu: New file.
3039 * config/mep/mep-ext-cop.cpu: New file.
3040 * config/mep/mep-intrin.h: New file.
3041 * config/mep/mep-ivc2.cpu: New file.
3042 * config/mep/mep-lib1.asm: New file.
3043 * config/mep/mep-lib2.c: New file.
3044 * config/mep/mep-pragma.c: New file.
3045 * config/mep/mep-protos.h: New file.
3046 * config/mep/mep-tramp.c: New file.
3047 * config/mep/mep.c: New file.
3048 * config/mep/mep.cpu: New file.
3049 * config/mep/mep.h: New file.
3050 * config/mep/mep.md: New file.
3051 * config/mep/mep.opt: New file.
3052 * config/mep/predicates.md: New file.
3053 * config/mep/t-mep: New file.
3055 2009-06-23 Ian Lance Taylor <iant@google.com>
3057 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
3058 from loose_warn into c_loose_warn and from strict_warn into
3059 c_strict_warn. Set and substitute warn_cxxflags. Check for
3060 --enable-build-with-cxx. Set and substitute
3061 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
3062 * Makefile.in (CXXFLAGS): New variable.
3063 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
3064 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
3065 the default is the same as $(STRICT_WARN).
3066 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
3067 (CXX): New variable.
3068 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
3069 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
3070 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
3071 (HOST_LIBS): New variable.
3072 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
3073 (ALL_CXXFLAGS): New variable.
3074 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
3075 * doc/install.texi (Configuration): Document
3076 --enable-build-with-cxx, --with-stage1-ldflags,
3077 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
3078 * configure: Rebuild.
3080 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3082 * config/arm/arm.c (arm_override_options): Fix braces and formatting
3083 from previous commit.
3085 2009-06-23 Ian Lance Taylor <iant@google.com>
3087 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
3089 2009-06-23 Ian Lance Taylor <iant@google.com>
3091 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
3092 with ATTRIBUTE_UNUSED.
3094 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
3095 Pat Haugen <pthaugen@us.ibm.com>
3096 Revital Eres <eres@il.ibm.com>
3098 * config.in (HAVE_AS_POPCNTD): Add default definition.
3099 (HAVE_AS_LWSYNC): Ditto.
3101 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
3103 (gcc_cv_as_powerpc_cmpb): Ditto.
3104 (gcc_cv_as_powerpc_dfp): Ditto.
3105 (gcc_cv_as_powerpc_vsx): Ditto.
3106 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
3107 supporting the popcntd/lwsync instructions.
3108 (gcc_cv_as_powerpc_lwsync): Ditto.
3109 * configure: Regenerate.
3111 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
3112 -mcpu=native and -mcpu=power7.
3113 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
3115 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
3116 a variable instead of a mask to reduce the number of mask bits.
3117 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
3118 (-mbit-word): Ditto.
3119 (-mregnames): Ditto.
3120 * config/rs6000/rs6000.opt (-mupdate): Ditto.
3121 (-mfused-madd): Ditto.
3123 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
3125 (-mvsx): New switch for VSX instructions.
3126 (-misel): Move from a variable to a mask to allow it to be set by
3129 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
3130 function declaration to an array declaration.
3131 (rs6000_hard_regno_nregs): New external array declaration.
3133 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
3134 files included by rs6000.md.
3136 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
3137 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
3139 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
3141 (rs6000_debug_reg): New -mdebug= variables.
3142 (rs6000_debug_addr): Ditto.
3143 (rs6000_debug_cost): Ditto.
3144 (rs6000_pmode): New variable to hold Pmode.
3145 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
3146 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
3147 calculated at compiler start.
3148 (rs6000_hard_regno_nregs): Change function to an array which holds
3149 HARD_REGNO_NREGS calculated at compiler start.
3150 (rs6000_explicit_options): Delete isel field.
3151 (rs6000_vector_unit): New array to hold which vector unit
3152 supports arithmetic options for a given type.
3153 (rs6000_vector_mem): New array to hold which vector unit supports
3154 memory reference operations for a given type.
3155 (rs6000_vector_align): New array to given the alignment of each
3157 (power7_cost): New basic costs for power7.
3158 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
3159 (rs6000_hard_regno_nregs_internal): New function, moved from
3160 HARD_REGNO_NREGS, to calculate the number of registers each hard
3161 register takes for each type.
3162 (rs6000_debug_reg_print): New function for -mdebug=reg support.
3163 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
3164 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
3165 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
3166 unit information here so it is calculated once at compiler startup
3168 (rs6000_override_options): Make -misel a target mask. Add more
3169 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
3170 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
3172 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
3173 (rs6000_handle_option): Move -misel from variable to target mask.
3174 (rs6000_builtin_mask_for_load): Add VSX support.
3175 (rs6000_conditional_register_usage): Ditto.
3176 (USE_ALTIVEC_FOR_ARG_P): Ditto.
3177 (function_arg_boundary): Ditto.
3178 (rs6000_expand_builtin): Ditto.
3179 (def_builtin): Make abort message a little friendlier.
3180 (rs6000_emit_int_cmove): Add support for 64-bit isel.
3182 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
3183 assembler support the popcntd instruction instead of a vsx
3184 instruction to enable power7 support.
3185 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
3186 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
3187 option to the assembler if -mcpu=native.
3188 (ASM_CPU_NATIVE_SPEC): Ditto.
3189 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
3191 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
3192 the lwsync instruction.
3193 (enum processor_type): Add PROCESSOR_POWER7.
3194 (rs6000_debug_reg): New -mdebug= options.
3195 (rs6000_debug_addr): Ditto.
3196 (rs6000_debug_cost): Ditto.
3197 (rs6000_isel): Delete.
3198 (enum rs6000_vector): New enum to say what vector unit we have.
3199 (VECTOR_UNIT_*): New macros to say which vector unit has
3200 arithmetic operations for a given type.
3201 (VECTOR_MEM_*): New macros to say which vector unit has memory
3202 operations for a given type.
3203 (TARGET_LDBRX): Whether the machine supports the ldbrx
3205 (TARGET_ISEL): Delete, -misel moved to be a mask.
3206 (TARGET_ISEL64): New macro for 64-bit isel support.
3207 (UNITS_PER_VSX_WORD): New macro.
3208 (POINTER_SIZE): Move to be an external variable, rather than
3209 calculating whether we are generating 32 ot 64-bit code.
3211 (STACK_BOUNDARY): Add VSX support.
3212 (LOCAL_ALIGNMENT): Ditto.
3213 (SLOW_UNALIGNED_ACCESS): Ditto.
3214 (VSX_REGNO_P): New macro for VSX support.
3215 (VFLOAT_REGNO_P): Ditto.
3216 (VINT_REGNO_P): Ditto.
3217 (VLOGICAL_REGNO_P): Ditto.
3218 (VSX_VECTOR_MODE): Ditto.
3219 (VSX_SCALAR_MODE): Ditto.
3221 (VSX_MOVE_MODE): Ditto.
3222 (VSX_REG_CLASS_P): Ditto.
3223 (HARD_REGNO_NREGS): Instead of calling a function, use an array
3225 (UNITS_PER_SIMD_WORD): Add VSX support.
3226 (MODES_TIEABLE_P): Ditto.
3227 (STARTING_FRAME_OFFSET): Ditto.
3228 (STACK_DYNAMIC_OFFSET): Ditto.
3229 (EPILOGUE_USES): Ditto.
3230 (REGNO_REG_CLASS): Move to array lookup.
3231 (CLASS_MAX_NREGS): Ditto.
3232 (rs6000_vector_reg_class): Add declaration.
3233 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
3234 overlap with the floating point and Altivec registers.
3236 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
3238 * config/rs6000/driver-rs6000.c (asm_names): New static array to
3239 give the appropriate asm switches if -mcpu=native.
3240 (host_detect_local_cpu): Add support for "asm".
3241 (host_detect_local_cpu): Follow GNU code guidelines for name.
3243 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
3244 -mbit-word to a variable instead of being a target mask.
3246 * config/rs6000/sync.md (lwsync): If the assembler supports it,
3247 emit the lwsync instruction instead of emitting the instruction as
3248 an integer constant.
3250 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
3251 fixuns_trundfsi2, move expander into rs6000.md.
3253 * config/rs6000/rs6000.md (cpu): Add power7.
3254 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
3255 (logical predicate patterns): Change the single instruction
3256 primitives that set CR0 to be fast_compare instead of compare.
3258 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
3259 (popcntddi2): Ditto.
3260 (popcount<mode>): Ditto.
3261 (floating multiply/add insns): Name the floating point
3263 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
3264 (isel_unsigned_<mode>): Ditto.
3265 (fixuns_trundfsi2): Move expander here from spe.md.
3266 (smindi3): Define if we have -misel on 64-bit systems.
3271 2009-06-23 Anatoly Sokolov <aesok@post.ru>
3273 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
3275 * config/avr/avr.c (avr_current_device): New variable.
3276 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
3277 (avr_arch, mcu_type_s): Move to avr.h.
3278 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
3279 default_data_section_start fields.
3280 (avr_arch): Moved from avr.c.
3281 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
3282 library_name fields.
3283 (avr_current_device, avr_mcu_types, avr_arch_types,
3284 avr_device_to_arch, avr_device_to_data_start,
3285 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
3286 (EXTRA_SPEC_FUNCTIONS): Define.
3287 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
3288 options mapping. Use device_to_arch and device_to_data_start insted.
3289 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
3290 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
3291 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
3292 * config/avr/driver-avr.c: New file.
3293 * config/avr/avr-devices.c: New file.
3295 2009-06-23 Jakub Jelinek <jakub@redhat.com>
3297 * var-tracking.c (unshare_variable): Force initialized to
3298 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
3299 (set_variable_part): Likewise.
3300 (struct variable_union_info): Remove pos_src field.
3301 (vui_vec, vui_allocated): New variables.
3302 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
3303 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
3304 == 1 use a simpler sorting algorithm. Compute pos field right
3305 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
3306 Avoid quadratic comparison if !flag_var_tracking_uninit.
3307 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
3308 unshare_variable unconditionally.
3309 (dataflow_set_different_2): Removed.
3310 (dataflow_set_different): Don't traverse second hash table.
3311 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
3312 unconditionally to var_reg_set or var_mem_set.
3313 (emit_notes_in_bb): Likewise.
3314 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
3316 (emit_note_insn_var_location): Don't set initialized to
3317 VAR_INIT_STATUS_INITIALIZED early.
3318 (vt_finalize): Free vui_vec if needed, clear vui_vec and
3320 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
3322 * tree-object-size.c (addr_object_size): Instead of checking
3323 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
3324 are no FIELD_DECLs following it.
3326 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
3328 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
3329 order to match bswaps with signed source operands.
3331 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3333 * sdbout.c (sdbout_one_type): Fix braces in switch.
3335 2009-06-23 Richard Guenther <rguenther@suse.de>
3337 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
3339 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
3340 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
3341 var_callused, callused_tree, var_storedanything, storedanything_tree,
3342 var_integer, integer_tree): Remove global variables.
3343 (new_var_info): Do not pass new id, append the new var to the
3344 global variable vector.
3345 (do_ds_constraint): Use is_global_var member of the variable-info.
3346 (new_scalar_tmp_constraint_exp): Adjust.
3347 (create_function_info_for): Likewise.
3348 (create_variable_info_for): Likewise.
3349 (find_what_var_points_to): Remove dead code.
3350 (init_base_vars): Simplify.
3351 (compute_points_to_sets): Adjust.
3353 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
3355 * combine.c (try_combine): Dump information about the insns we're
3358 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
3360 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
3361 check when calling force_to_mode on TRUNCATE's operand.
3363 2009-06-22 Ian Lance Taylor <iant@google.com>
3365 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
3367 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
3369 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
3371 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3373 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
3374 override library linkage flags such as -static-libgcc or
3377 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
3379 * config/m68k/m68k-devices.def: Add line for MCF5221x.
3381 2009-06-22 Ian Lance Taylor <iant@google.com>
3383 * config/linux.opt: Put mglibc ahead of muclibc.
3385 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
3386 for duplicate decls.
3388 2009-06-22 Matthias Klose <doko@ubuntu.com>
3390 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
3392 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
3395 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
3396 instead of NULL if a parser error occurs.
3398 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3400 * dwarf2out.c (dwarf2_debug_hooks): Initialize
3401 non-DWARF2_DEBUGGING_INFO version.
3403 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
3405 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
3406 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
3408 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
3409 (LIBGCC2_TF_CEXT): Define.
3412 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3415 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
3417 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3419 * config/arm/arm.c (arm_override_options): Disable
3420 -mcaller-super-interworking and -mcallee-super-interworking.
3421 * doc/invoke.texi (ARM Options): Document this.
3423 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
3425 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
3426 * config/arm/constraints.md (j): New constraint for movw operands.
3427 (N): Remove thumb2 meaning.
3428 * config/arm/arm.md (*arm_movw): Delete.
3429 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
3430 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
3431 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
3433 2009-06-22 Martin Jambor <mjambor@suse.cz>
3435 PR tree-optimization/40492
3436 * tree-sra.c (sra_modify_assign): Pass zero offsets to
3437 build_ref_for_offset.
3439 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
3441 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
3442 JUMP_TABLE_DATA_P predicates where applicable.
3443 * auto-inc-dec.c: Ditto.
3444 * builtins.c: Ditto.
3445 * caller-save.c: Ditto.
3447 * cfgcleanup.c: Ditto.
3448 * cfglayout.c: Ditto.
3451 * combine-stack-adj.c: Ditto.
3457 * dwarf2asm.c: Ditto.
3458 * dwarf2out.c: Ditto.
3459 * emit-rtl.c: Ditto.
3465 * function.c: Ditto.
3468 * genpreds.c: Ditto.
3469 * genrecog.c: Ditto.
3471 * ira-costs.c: Ditto.
3472 * ira-lives.c: Ditto.
3475 * lower-subreg.c: Ditto.
3476 * modulo-sched.c: Ditto.
3478 * postreload.c: Ditto.
3479 * print-rtl.c: Ditto.
3488 * sched-vis.c: Ditto.
3490 * sel-sched-ir.c: Ditto.
3491 * simplify-rtx.c: Ditto.
3492 * targhooks.c: Ditto.
3493 * var-tracking.c: Ditto.
3494 * vmsdbgout.c: Ditto.
3496 2009-06-22 Matthias Klose <doko@ubuntu.com>
3498 * Makefile.in (install-plugin): Always use DESTDIR.
3500 2009-06-22 Olivier Hainque <hainque@adacore.com>
3502 * config/pa/pa.c (output_call): Don't optimize post call jumps
3503 into return address adjustments if the call may throw.
3505 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
3507 * arm.c (thumb1_output_casesi): New function.
3508 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
3509 optimizing for size or PIC.
3510 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
3511 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
3512 (casesi): Handle Thumb-1 when optimizing for size or PIC.
3513 (thumb1_casesi_internal_pic): New expand rule.
3514 (thumb1_casesi_dispatch): New pattern.
3515 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
3517 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
3518 in the text seciton when PIC or optimizing for size.
3519 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
3520 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
3521 preservation properties of code.
3522 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
3523 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
3524 (__gnu_thumb1_case_si): New function.
3525 * t-arm (LIB1ASMSRC): Define here.
3526 (LIB1ASMFUNCS): Add some common functions.
3527 * t-arm-elf (LIB1ASMSRC): Delete.
3528 (LIB1ASMFUNCS): Append to existing set.
3529 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3530 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3531 * t-symbian (LIB1ASMFUNCS): Likewise.
3532 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3533 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3535 2009-06-21 Richard Guenther <rguenther@suse.de>
3537 PR tree-optimization/38729
3538 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
3539 to loops with a single exit if -fno-expensive-optimizations.
3541 2009-06-21 Jakub Jelinek <jakub@redhat.com>
3543 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
3544 (dataflow_set): Change vars type from htab_t to shared_hash.
3545 (shared_hash_pool, empty_shared_hash): New variables.
3546 (vars_clear): Removed.
3547 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
3548 shared_hash_find_slot_unshare, shared_hash_find_slot,
3549 shared_hash_find_slot_noinsert, shared_hash_find): New
3551 (shared_hash_unshare, shared_hash_destroy): New functions.
3552 (unshare_variable): Unshare set->vars if shared, use
3554 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
3555 (get_init_value, find_src_set_src, dump_dataflow_set,
3556 clobber_variable_part, emit_notes_for_differences): Use
3558 (dataflow_set_init): Remove second argument, set vars to
3559 empty_shared_hash instead of creating a new htab.
3560 (dataflow_set_clear): Call shared_hash_destroy and set vars
3561 to empty_shared_hash instead of calling vars_clear.
3562 (dataflow_set_copy): Don't call vars_copy, instead just share
3563 the src htab with dst.
3564 (variable_union): Use shared_hash_*, use initially NO_INSERT
3565 lookup if set->vars is shared. Don't keep slot cleared before
3566 calling unshare_variable. Unshare set->vars if needed.
3567 Even ->refcount == 1 vars must be unshared if set->vars is shared
3568 and var needs to be modified.
3569 (variable_canonicalize): New function.
3570 (dataflow_set_union): If dst->vars is empty, just share src->vars
3571 with dst->vars and traverse with variable_canonicalize to canonicalize
3572 and unshare what is needed.
3573 (dataflow_set_different): If old_set and new_set use the same shared
3574 htab, they aren't different. If number of htab elements is different,
3575 htabs are different. Use shared_hash_*.
3576 (dataflow_set_destroy): Call shared_hash_destroy instead of
3578 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
3579 second argument to dataflow_set_init.
3580 (vt_initialize): Likewise. Initialize shared_hash_pool and
3581 empty_shared_hash, move bb in/out initialization afterwards.
3582 Use variable_htab_free instead of NULL as changed_variables del hook.
3583 (variable_was_changed): Change type of second argument to pointer to
3584 dataflow_set. When inserting var into changed_variables, bump
3585 refcount. Unshare set->vars if set is shared htab and slot needs to
3587 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
3588 lookup if set->vars is shared. Unshare set->vars if needed.
3589 Even ->refcount == 1 vars must be unshared if set->vars is shared
3590 and var needs to be modified. Adjust variable_was_changed caller.
3591 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
3592 vars must be unshared if set->vars is shared and var needs to be
3593 modified. Adjust variable_was_changed caller.
3594 (emit_note_insn_var_location): Don't pool_free var.
3595 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
3597 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
3598 free_alloc_pool on shared_hash_pool.
3600 2009-06-20 Anthony Green <green@moxielogic.com>
3602 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
3603 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
3605 2009-06-20 Richard Guenther <rguenther@suse.de>
3607 * tree-ssa-structalias.c (find_func_aliases): For memset use
3608 a constraint from NULL if we memset to zero.
3609 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
3610 we explicitly handle that do not read from memory.
3611 (call_may_clobber_ref_p_1): Properly handle builtins that may
3614 2009-06-20 Richard Guenther <rguenther@suse.de>
3616 PR tree-optimization/40495
3617 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
3618 (new_scalar_tmp_constraint_exp): New function.
3619 (process_constraint): Do not create temporary decls.
3620 (process_all_all_constraints): Likewise.
3621 (handle_const_call): Likewise.
3622 (create_function_info_for): Do not set decl.
3624 2009-06-19 Ian Lance Taylor <iant@google.com>
3626 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
3627 (rs6000_attribute_table): Make static; move before use.
3629 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
3631 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
3632 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
3633 Propagate the TREE_READONLY flag without overwriting it.
3634 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
3635 Propagate the TREE_READONLY flag onto the result.
3636 (process_call_operands): Move around. Use correct constant value.
3638 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3641 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
3642 * config/arm/arm.md: Likewise.
3644 2009-06-19 Ian Lance Taylor <iant@google.com>
3646 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
3647 to GIMPLE_ERROR_MARK.
3649 * c-typeck.c (build_conditional_expr): Add op1_original_type and
3650 op2_original_type parameters. Warn about using different enum types.
3651 * c-parser.c (c_parser_conditional_expression): Pass original
3652 types to build_conditional_expr.
3653 * c-tree.h (build_conditional_expr): Update declaration.
3655 2009-06-19 Ian Lance Taylor <iant@google.com>
3657 * config/i386/i386.c (ix86_function_specific_save): Test that
3658 fields match values, rather than testing the values are in a
3661 2009-06-19 Richard Guenther <rguenther@suse.de>
3663 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
3665 (ptr_derefs_may_alias_p): Likewise.
3666 (ptr_deref_may_alias_ref_p_1): New function.
3667 (ptr_deref_may_alias_ref_p): Likewise.
3668 (ref_maybe_used_by_call_p_1): Handle builtins that are not
3669 covered by looking at the ESCAPED solution.
3670 (call_may_clobber_ref_p_1): Likewise.
3671 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
3672 Handle NULL_TREE offset. Do not produce redundant constraints.
3673 (process_all_all_constraints): New helper function.
3674 (do_structure_copy): Use it.
3675 (handle_lhs_call): Likewise.
3676 (find_func_aliases): Handle some builtins with pointer arguments
3677 and/or return values explicitly.
3679 2009-06-19 Ian Lance Taylor <iant@google.com>
3681 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
3683 2009-06-19 Ian Lance Taylor <iant@google.com>
3685 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
3687 2009-06-19 Ian Lance Taylor <iant@google.com>
3689 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
3690 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
3693 * c-decl.c (finish_decl): If -Wc++-compat, warn about
3694 uninitialized const.
3696 2009-06-19 Ian Lance Taylor <iant@google.com>
3698 * dse.c (struct store_info): Rename bitmap field to bmap. Change
3701 * c-decl.c (in_struct, struct_types): Remove.
3702 (struct c_binding): Add in_struct field.
3703 (c_binding_ptr): Define type, along with VEC.
3704 (struct c_struct_parse_info): Define.
3705 (struct_parse_info): New static variable.
3706 (bind): Initialize in_struct field.
3707 (start_struct): Remove enclosing_in_struct and
3708 enclosing_struct_types parameters. Add
3709 enclosing_struct_parse_info parameter. Change all callers. Set
3710 struct_parse_info rather than in_struct and struct_types.
3711 (grokfield): If -Wc++-compat and there is a symbol binding for the
3712 field name, set the in_struct flag and push it on the
3713 struct_parse_info->fields vector.
3714 (warn_cxx_compat_finish_struct): New static function.
3715 (finish_struct): Remove enclosing_in_struct and
3716 enclosing_struct_types parameters. Add
3717 enclosing_struct_parse_info parameter. Change all callers. Don't
3718 set C_TYPE_DEFINED_IN_STRUCT here. Call
3719 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
3720 parameter. Only push on struct_types if warn_cxx_compat.
3721 (finish_enum): Only push on struct_types if warn_cxx_compat.
3722 (declspecs_add_type): Add loc parameter. Change all callers.
3723 Change all error calls to error_at. Pass loc, not input_location,
3724 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
3725 defined in a struct. If -Wc++-compat and parsing a struct, record
3726 that a typedef name was used.
3727 * c-parser.c (c_parser_declspecs): Get location to pass to
3729 (c_parser_struct_or_union_specifier): Update calls to start_struct
3731 * c-tree.h (struct c_struct_parse_info): Declare.
3732 (finish_struct, start_struct): Update declarations.
3733 (declspecs_add_type): Update declaration.
3735 2009-06-19 Ian Lance Taylor <iant@google.com>
3737 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
3738 variable with an anonymous type.
3740 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
3742 * see.c: Remove for real.
3744 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
3746 * optabs.h (enum optab_index): Add new OTI_significand.
3747 (significand_optab): Define corresponding macro.
3748 * optabs.c (init_optabs): Initialize significand_optab.
3749 * genopinit.c (optabs): Implement significand_optab using
3750 significand?f2 patterns.
3751 * builtins.c (expand_builtin_mathfn): Handle
3752 BUILT_IN_SIGNIFICAND{,F,L}.
3753 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
3754 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
3756 * config/i386/i386.md (significandxf2, significand<mode>2): New
3757 expanders to implement significandf, significand and significandl
3758 built-ins as inline x87 intrinsics.
3760 2009-06-18 Anatoly Sokolov <aesok@post.ru>
3762 * config/avr/avr.c (avr_override_options): Remove setting value of
3763 PARAM_INLINE_CALL_COST.
3765 2009-06-18 Richard Henderson <rth@redhat.com>
3768 * tree-pass.h (TDF_ASMNAME): New.
3769 * tree-dump.c (dump_options): Add asmname.
3770 * doc/invoke.texi: Document it.
3772 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
3773 (dump_decl_name): ...here.
3774 (dump_function_name): New flags arg; mind TDF_ASMNAME.
3775 (dump_generic_node): Update dump_function_name calls.
3776 (print_call_name): New flags arg; update all dump calls.
3777 * diagnostic.h (print_call_name): Update.
3778 * gimple-pretty-print.c (dump_gimple_call): Update.
3780 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
3783 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
3785 2009-06-18 Diego Novillo <dnovillo@google.com>
3787 * doc/plugins.texi: Document plugin_is_GPL_compatible.
3788 * plugin.c (str_license): Declare.
3789 (try_init_one_plugin): Assert that the symbol
3790 'plugin_is_GPL_compatible' exists.
3792 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
3795 * Makefile.in (OBJS-common): Remove see.o.
3797 * common.opt (fsee): Mark as preserved for backward compatibility.
3798 * opts.c (common_handle_option): Add OPT_fsee to the backward
3799 compatibility section.
3800 * passes.c (init_optimization_passes, pass_see): Remove pass.
3801 * timevar.def (TV_SEE): Remove.
3802 * tree-pass.h (pass_see): Remove declaration.
3803 * doc/invoke.texi (-fsee): Remove documentation.
3805 2009-06-18 Martin Jambor <mjambor@suse.cz>
3807 * tree-sra.c: Include statistics.h
3808 (sra_stats): New variable.
3809 (sra_initialize): Clear sra_stats.
3810 (create_access_replacement): Increment sra_stats.replacements.
3811 (get_access_replacement): Do not return twice.
3812 (analyze_all_variable_accesses): Increment statistics counter by the
3813 number of scalarized aggregates.
3814 (generate_subtree_copies): Increment sra_stats.subtree_copies.
3815 (sra_modify_expr): Increment sra_stats.exprs.
3816 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
3817 (sra_modify_assign): Increment sra_stats.exprs,
3818 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
3819 (perform_intra_sra): Update statistics counters.
3820 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
3822 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
3824 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
3825 (arm_scalar_mode_supported_p): New function.
3827 2009-06-18 Paul Brook <paul@codesourcery.com>
3828 Sandra Loosemore <sandra@codesourcery.com>
3830 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
3831 (__extendhfsf2, __truncsfhf2): Define.
3832 * config/arm/fp16.c: New file.
3833 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
3834 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
3836 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
3838 * doc/extend.texi (Half-Precision): New section.
3839 * doc/invoke.texi (Option Summary): List -mfp16-format.
3840 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
3841 * config/arm/arm.opt (mfp16-format=): New.
3842 * config/arm/arm.c: Include intl.h.
3843 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
3844 (TARGET_INVALID_RETURN_TYPE): Redefine.
3845 (TARGET_PROMOTED_TYPE): Redefine.
3846 (TARGET_CONVERT_TO_TYPE): Redefine.
3847 (arm_fp16_format): Define.
3848 (all_fpus): Add entry for neon-fp16.
3849 (fp_model_for_fpu): Likewise.
3850 (struct fp16_format): Declare.
3851 (all_fp16_formats): Define.
3852 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
3854 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
3856 (arm_legitimate_index_p): Treat HFmode like HImode.
3857 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
3858 (coproc_secondary_reload_class): Special-case HFmode.
3859 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
3860 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
3861 (arm_init_fp16_builtins): New.
3862 (arm_init_builtins): Call it.
3863 (arm_invalid_parameter_type): New.
3864 (arm_invalid_return_type): New.
3865 (arm_promoted_type): New.
3866 (arm_convert_to_type).
3867 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
3869 (arm_emit_fp16_const): New function.
3870 (arm_mangle_type): Mangle __fp16 as "Dh".
3871 * config/arm/arm.h (TARGET_VFPD32): Make it know about
3873 (TARGET_NEON_FP16): New.
3874 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
3875 (enum fputype): Add FPUTYPE_NEON_FP16.
3876 (enum arm_fp16_format_type): Declare.
3877 (arm_fp16_format): Declare.
3878 (LARGEST_EXPONENT_IS_NORMAL): Define.
3879 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
3880 * config/arm/arm-modes.def (HFmode): Define.
3881 * config/arm/vfp.md: (*movhf_vfp): New.
3884 * config/arm/arm.md: (fpu): Add neon_fp16.
3885 (floatsihf2, floatdihf2): New.
3886 (fix_trunchfsi2, fix_trunchfdi2): New.
3890 (*arm32_movhf): New.
3891 (*thumb1_movhf): New.
3892 (consttable_2): Add check for HFmode constants.
3893 (consttable_4): Handle HFmode constants.
3895 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
3897 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
3899 2009-06-17 Olivier Hainque <hainque@adacore.com>
3901 * collect2.c (main): Use CONST_CAST2 to perform char ** to
3902 const char ** conversion in AIX specific section.
3904 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
3906 * config/i386/i386.c (ix86_special_builtin_type): Remove
3907 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
3908 (bdesc_special_args): Updated.
3909 (ix86_init_mmx_sse_builtins): Likewise.
3910 (ix86_expand_special_args_builtin): Likewise.
3912 2009-06-17 Richard Henderson <rth@redhat.com>
3914 * tree-pretty-print.c (maybe_dump_asm_name): New.
3915 (dump_decl_name): Use it.
3916 (PRINT_FUNCTION_NAME): Merge into...
3917 (dump_function_name): ... here. Use maybe_dump_asm_name.
3919 2009-06-17 Cary Coutant <ccoutant@google.com>
3921 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
3923 * debug.c (struct gcc_debug_hooks): Change placeholder for
3925 (debug_nothing_int_charstar_int): Replaced by...
3926 (debug_nothing_int_charstar_int_bool): ...this.
3927 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
3928 source_line prototype.
3929 (debug_nothing_int_charstar_int): Replaced by...
3930 (debug_nothing_int_charstar_int_bool): ...this.
3931 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
3932 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
3933 Output is_stmt operand when necessary.
3934 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
3935 (notice_source_line): Add is_stmt parameter.
3936 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
3937 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
3939 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
3940 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
3942 2009-06-17 Ian Lance Taylor <iant@google.com>
3944 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
3946 (struct store_by_pieces_d): Rename from store_by_pieces. Change
3949 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
3951 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
3952 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
3953 tree_strip_sign_nop_conversions and
3954 tree_ssa_strip_useless_type_conversions rather than stripping
3955 the operations here.
3956 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
3958 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
3959 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
3960 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
3961 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
3964 2009-06-17 Michael Eager <eager@eagercon.com>
3966 * config/rs6000/constraints.md (register_constraint "d"): New.
3967 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
3968 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
3969 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
3970 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
3971 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
3972 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
3973 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
3974 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
3975 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
3976 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
3978 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
3979 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
3980 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
3981 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
3982 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3983 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
3984 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
3985 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
3986 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
3987 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
3988 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
3989 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
3990 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
3991 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
3993 2009-06-16 Ian Lance Taylor <iant@google.com>
3995 * profile.c (total_num_never_executed): Don't define.
3996 (compute_branch_probabilities): Don't count or print
3998 (init_branch_prob): Don't set total_num_never_executed.
3999 (end_branch_prob): Don't print total_num_never_executed.
4001 2009-06-17 David Daney <ddaney@caviumnetworks.com>
4003 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
4005 2009-06-17 David Edelsohn <edelsohn@gnu.org>
4007 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
4008 (nabstd2_fpr): Same.
4010 2009-06-17 Steve Ellcey <sje@cup.hp.com>
4012 * expr.c (expand_assignment): Change complex type check.
4014 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
4016 * doc/plugins.texi (Building GCC plugins): Added new section.
4018 2009-06-17 Ian Lance Taylor <iant@google.com>
4020 * c-pch.c (get_ident): Don't set size of templ array.
4021 (pch_init): Don't set size of partial_pch array.
4023 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
4024 string constant to intialize an array whose size is the length of
4027 2009-06-17 Richard Guenther <rguenther@suse.de>
4029 PR tree-optimization/40389
4030 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
4031 to addressable types.
4032 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
4034 2009-06-17 Richard Guenther <rguenther@suse.de>
4037 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
4038 if there is no evolution of left in the loop bail out.
4039 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
4040 chrec_fold_multiply.
4042 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
4043 Janis Johnson <janis187@us.ibm.com>
4046 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
4047 for the symbol ref of a constant that is the source of a move
4048 - nor for any other not-obvious-label-ref constants.
4050 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
4052 * plugin.c (position_pass): Skip newly inserted pass during list
4053 traversal to avoid repeated insertion.
4055 2009-06-16 Ian Lance Taylor <iant@google.com>
4057 * vec.h (VEC_stack_alloc): Define different version if
4058 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
4059 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
4060 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
4061 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
4063 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
4065 * config.gcc (extra_headers): Add ia32intrin.h for x86.
4067 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
4068 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
4069 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
4070 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
4071 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
4072 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
4073 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
4074 (bdesc_special_args): Add __builtin_ia32_rdtsc and
4075 __builtin_ia32_rdtscp.
4076 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
4077 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
4078 and __builtin_ia32_rorhi.
4079 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
4080 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
4081 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
4082 (ix86_expand_args_builtin): Likewise.
4083 (ix86_expand_special_args_builtin): Likewise.
4085 * config/i386/i386.md (UNSPECV_RDTSCP): New.
4086 (UNSPECV_RDTSC): Likewise.
4087 (UNSPECV_RDPMC): Likewise.
4088 (*bsr): Renamed to ...
4090 (*bsr_rex64): Renamed to ...
4094 (*rdpmc_rex64): Likewise.
4097 (*rdtsc_rex64): Likewise.
4099 (*rdtscp): Likewise.
4100 (*rdtscp_rex64): Likewise.
4102 * config/i386/ia32intrin.h: New.
4104 * config/i386/x86intrin.h: Include <ia32intrin.h>.
4106 2009-06-16 Ian Lance Taylor <iant@google.com>
4108 * ira-build.c (copy_info_to_removed_store_destinations):
4109 Initialize parent_a.
4111 2009-06-16 Ian Lance Taylor <iant@google.com>
4113 * c-decl.c (grokdeclarator): Change size_varies to bool.
4115 2009-06-16 Ian Lance Taylor <iant@google.com>
4117 * sel-sched.c: Make forward declarations of move_op_hooks and
4118 fur_hooks explicitly extern.
4120 2009-06-16 Ian Lance Taylor <iant@google.com>
4122 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
4123 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
4125 2009-06-16 Ian Lance Taylor <iant@google.com>
4127 * resource.c (mark_referenced_resources): Change
4128 include_delayed_effects parameter to bool. Change all callers.
4129 (mark_end_of_function_resources): Likewise.
4130 * reorg.c (insn_references_resource_p): Likewise.
4131 (insn_sets_resource_p): Likewise.
4132 * resource.h (mark_referenced_resources): Update declaration.
4133 (mark_end_of_function_resources): Update declaration.
4135 2009-06-16 David Edelsohn <edelsohn@gnu.org>
4137 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
4139 2009-06-16 David Edelsohn <edelsohn@gnu.org>
4141 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
4142 GCC can bootstrap on AIX with GNU Binutils 2.20.
4144 2009-06-16 Ian Lance Taylor <iant@google.com>
4146 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
4148 2009-06-16 Ian Lance Taylor <iant@google.com>
4150 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
4151 inline, not extern inline.
4152 (exact_log2): Likewise.
4153 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
4155 (exact_log2): Likewise, but don't test CTZ_HWI.
4157 2009-06-16 Ian Lance Taylor <iant@google.com>
4159 * bitmap.c (bitmap_clear): Don't declare as inline.
4160 * gimple.c (gimplify_assign): Likewise.
4161 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
4162 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
4163 (sched_scan_info): Remove duplicate definition.
4165 2009-06-16 Ian Lance Taylor <iant@google.com>
4167 * c-common.c (skip_evaluation): Don't define.
4168 (c_inhibit_evaluation_warnings): Define global variable.
4169 (overflow_warning): Check c_inhibit_evaluation_warnings rather
4170 than skip_evaluation.
4171 (convert_and_check, warn_for_div_by_zero): Likewise.
4172 * c-common.h (skip_evaluation): Don't declare.
4173 (c_inhibit_evaluation_warnings): Declare.
4174 * c-parser.c (c_parser_typeof_specifier): Set
4175 c_inhibit_evaluation_warnings rather than skip_evaluation.
4176 (c_parser_conditional_expression): Likewise.
4177 (c_parser_binary_expression): Likewise.
4178 (c_parser_sizeof_expression): Likewise.
4179 (c_parser_alignof_expression): Likewise.
4180 * c-typeck.c (build_indirect_ref): Check
4181 c_inhibit_evaluation_warnings rather than skip_evaluation.
4182 (build_conditional_expr, build_binary_op): Likewise.
4184 2009-06-16 Richard Guenther <rguenther@suse.de>
4186 * tree-ssa-alias.c (is_escape_site): Remove.
4187 * tree-ssa-alias.h (enum escape_type): Remove.
4188 (is_escape_site): Likewise.
4189 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
4190 via casts and asms without deferring to is_escape_site.
4192 2009-06-16 Jakub Jelinek <jakub@redhat.com>
4195 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
4196 use gen_lowpart if op0 has complex mode.
4198 2009-06-16 Richard Guenther <rguenther@suse.de>
4200 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
4201 variables add them to ESCAPED.
4202 (find_func_aliases): Do not make all indirectly stored values escaped.
4204 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
4206 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
4209 2009-06-16 Martin Jambor <mjambor@suse.cz>
4211 PR tree-optimization/40432
4212 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
4213 check whether we need to force gimple register operand.
4215 2009-06-16 Martin Jambor <mjambor@suse.cz>
4217 PR tree-optimization/40413
4218 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
4219 build_ref_for_offset.
4220 (propagate_subacesses_accross_link): Fix a typo in a comment.
4222 2009-06-16 Ira Rosen <irar@il.ibm.com>
4224 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
4225 with additional parameter.
4226 * tree-vectorizer.h (enum vect_def_type): Add new value
4228 (enum vect_relevant): Add comments.
4229 (vect_is_simple_reduction): Add new argument.
4230 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
4231 Detect nested cycles.
4232 (vect_is_simple_reduction): Update documentation, add an argument to
4233 distinguish inner-loop reduction from nested cycle, detect nested
4234 cycles, fix printings and indentation, don't swap operands in case
4236 (get_initial_def_for_reduction): Handle subtraction.
4237 (vect_create_epilog_for_reduction): Add new argument to specify
4239 (vect_finalize_reduction): Handle subtraction, fix comments.
4240 (vectorizable_reduction): Handle nested cycles. In case of nested
4241 cycle keep track of the reduction variable position. Call
4242 vect_is_simple_reduction with additional parameter. Use original
4243 statement code in reduction epilogue for nested cycle. Call
4244 vect_create_epilog_for_reduction with additional parameter.
4245 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
4246 inner-loop vectorization.
4247 (vect_recog_widen_sum_pattern): Likewise.
4248 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
4250 (vect_mark_stmts_to_be_vectorized): Likewise.
4251 (vect_get_vec_def_for_operand): Handle nested cycles.
4253 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4255 * doc/invoke.texi (Debugging Options): Fix option index entries
4256 for -fdump-statistics, -frandom-seed add entries for
4257 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
4258 (FRV Options): Fix entries for -mTLS, -mtls.
4259 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
4260 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
4261 (M68hc1x Options): Fix @itemx for -mnominmax.
4262 (MCore Options): Fix entry for -mno-lsim.
4263 (MMIX Options): Fix entry for -mabi=mmixware.
4264 (PDP-11 Options): Fix entry for -mbcopy-builtin.
4266 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
4268 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
4269 Mention the plugin mode of gengtype.
4270 * doc/gty.texi (Source Files Containing Type Information): Likewise.
4271 * gengtype.c: Updated copyright.
4272 (plugin_files, nb_plugin_files) Added new static variables.
4273 (measure_input_list) Care about plugin_files.
4274 (write_rtx_next): Added early return in plugin mode.
4275 (create_file): Updated copyright year in generated file. Added
4277 (oprintf): Added early return if NULL outf.
4278 (get_output_file_with_visibility): Care of plugin_files.
4279 (get_output_file_name): May return null.
4280 (write_local): Added early return.
4281 (put_mangled_filename): Ditto.
4282 (finish_root_table): Added check for base_files.
4283 (write_roots): Care about null when plugins.
4284 (main): Added plugin mode.
4286 2009-06-15 Ian Lance Taylor <iant@google.com>
4288 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
4289 * gcov.c (read_count_file): Add braces around variables declared
4292 * c.opt (Wjump-misses-init): New warning.
4293 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
4294 -Wall and -Wc++-compat if not already set.
4295 (c_common_post_options): Clear warn_jump_misses_init if it was not
4297 * c-decl.c (struct c_binding): Change type field to a union with
4298 new label field. Make it the first field in the struct. Update
4299 references to type to use u.type instead.
4300 (struct c_spot_bindings): Define.
4301 (struct c_goto_bindings): Define.
4302 (c_goto_bindings_p): Define, along with VECs.
4303 (struct c_label_vars): Define.
4304 (struct c_scope): Add has_label_bindings field.
4305 (bind_label, set_spot_bindings): New static functions.
4306 (decl_jump_unsafe, update_spot_bindings): New static functions.
4307 (update_label_decls): New static function.
4308 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
4309 Update binding u.label field to shadowed field.
4310 (c_binding_start_stmt_expr): New function.
4311 (c_binding_end_stmt_expr): New function.
4312 (pushdecl): Don't call c_begin_vm_scope.
4313 (make_label): Add defining and p_label_vars parameters. Change
4315 (lookup_label): Correct test for whether a label has not yet been
4316 defined. Call bind_label rather than bind.
4317 (warn_about_goto): New static function.
4318 (lookup_label_for_goto): New function.
4319 (declare_label): Call bind_label rather than bind.
4320 (check_earlier_gotos): New static function.
4321 (define_label): Don't give errors about jumping into statement
4322 expressions or scopes of variably modified types. Call
4323 set_spot_bindings and check_earlier_gotos. Call bind_label
4324 instead of bind. Don't set label_context_stack_se or
4325 label_context_stack_vm.
4326 (c_get_switch_bindings): New function.
4327 (c_release_switch_bindings): New function.
4328 (c_check_switch_jump_warnings): New function.
4329 (start_function): Don't set label_context_stack_se or
4330 label_context_stack_vm.
4331 (finish_function): Likewise.
4332 * c-typeck.c (label_context_stack_se): Don't define.
4333 (label_context_stack_vm): Don't define.
4334 (c_finish_goto_label): Call lookup_label_for_goto rather than
4335 lookup_label. Don't give errors about jumping into a statement
4336 expression or the scope of a variably modified type. Don't set
4337 label_context_stack_se or label_context_stack_vm.
4338 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
4339 fields. Add bindings field.
4340 (c_start_case): Don't set deleted fields. Set bindings field.
4341 (do_case): Rework order of tests. Don't check blocked_stmt_expr
4342 or blocked_vm. Call c_check_switch_jump_warnings.
4343 (c_finish_case): Don't test blocked_stmt_expr field. Call
4344 c_release_switch_bindings.
4345 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
4346 c_switch_stack. Don't walk label_context_stack_se labels. Don't
4347 set label_context_stack_se. Call c_bindings_start_stmt_expr.
4348 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
4349 c_switch_stack. Don't walk label_context_stack_se labels. Don't
4350 set label_context_stack_se. Call c_bindings_end_stmt_expr.
4351 (c_begin_vm_scope, c_end_vm_scope): Don't define.
4352 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
4353 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
4354 (C_DECL_UNJUMPABLE_VM): Don't define.
4355 (C_DECL_UNDEFINABLE_VM): Don't define.
4356 (struct c_label_list): Don't define.
4357 (struct c_label_context_se): Don't define.
4358 (struct c_label_context_vm): Don't define.
4359 (struct c_spot_bindings): Declare.
4360 (c_bindings_start_stmt_expr): Declare.
4361 (c_bindings_end_stmt_expr): Declare.
4362 (lookup_label_for_goto): Declare.
4363 (c_get_switch_bindings, c_release_switch_bindings): Declare.
4364 (c_check_switch_jump_warnings): Declare.
4365 (label_context_stack_se, label_context_stack_vm): Don't declare.
4366 (c_finish_goto_label): Update declaration.
4367 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
4368 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
4369 (Warning Options): Document -Wjump-misses-init.
4371 2009-06-15 Jakub Jelinek <jakub@redhat.com>
4373 * tree-object-size.c (addr_object_size): Fix a pasto in the last
4376 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
4378 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
4380 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
4382 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
4384 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
4386 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
4388 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
4390 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
4391 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
4392 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
4393 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
4394 * dwarf2asm.c (dw2_force_const_mem): Update call to
4396 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
4397 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
4398 * langhooks.c (lhd_comdat_group): Remove.
4399 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
4400 * tree.h (DECL_COMDAT_GROUP): New.
4401 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
4402 (tree_decl_with_vis): Add comdat_group. Remove one_only.
4403 (make_decl_one_only): Change signature.
4404 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
4406 (make_decl_one_only): Change signature.
4407 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
4409 2009-06-15 Richard Guenther <rguenther@suse.de>
4412 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
4414 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4416 * tree-ssa-math-opts.c: Remove extra divide.
4418 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4420 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
4422 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4424 * passes.c: Add bswap pass.
4425 * tree-pass.h: Add pass_optimize_bswap declaration.
4426 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
4427 Include rtl.h, expr.h and optabs.h for optab_handler check.
4428 (struct symbolic_number, pass_optimize_bswap): New definition.
4429 (do_shift_rotate, verify_symbolic_number_p): New functions.
4430 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
4431 (gate_optimize_bswap): New function.
4432 * tree.c (widest_int_cst_value): New function.
4433 * tree.h (widest_int_cst_value): Prototype added.
4435 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
4437 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
4438 REG_EQUAL/REG_EQUIV notes.
4440 2009-06-14 Richard Guenther <rguenther@suse.de>
4443 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
4444 has its address taken if NRV was applied and it is addressable.
4445 * tree-ssa-structalias.c (get_constraint_for_address_of): New
4446 function split out from ...
4447 (get_constraint_for_1): ... here.
4448 (handle_rhs_call): Use it to mark the return slot escaped if
4449 it is addressable and NRV was applied.
4451 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
4453 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
4454 Change first argument type to location_t.
4455 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
4456 Do not set input_location.
4457 Use loc instead of input_location throughout.
4459 2009-06-13 Richard Guenther <rguenther@suse.de>
4461 PR tree-optimization/40421
4462 * tree-predcom.c (should_unroll_loop_p): Remove.
4463 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
4465 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
4467 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4468 Add location argument.
4470 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
4472 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
4474 * config/s390/s390.c (s390_build_builtin_va_list): Same.
4475 (s390_gimplify_va_arg): Pass location to create_artificial_label.
4476 * config/spu/spu-protos.h: Add location to
4477 spu_resolve_overloaded_builtin.
4478 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
4479 spu_build_builtin_va_list.
4480 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
4481 argument. Pass location to build_function_call_vec.
4482 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
4484 (emit_fpu_switch): Same.
4485 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
4486 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
4487 to build_decl and create_artificial_label.
4488 (xtensa_gimplify_va_arg_expr): Same.
4489 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
4490 (xstormy16_gimplify_va_arg_expr): Same.
4491 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
4492 * config/arm/arm.c (arm_build_builtin_va_list): Same.
4493 * config/mips/mips.c (mips_build_builtin_va_list): Same.
4494 (mips16_build_function_stub): Same.
4495 (mips16_build_call_stub): Same.
4497 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
4500 * arm/constraints.md (Pa, Pb): New constraints.
4501 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
4502 split pattern to deal with them.
4504 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
4506 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
4507 fix index entry for -Xpreprocessor.
4509 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
4511 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4512 Add location argument to build_decl call.
4513 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
4514 (rs6000_init_builtins): Same.
4515 (spe_init_builtins): Same.
4516 (rs6000_gimplify_va_arg): Add location argument to
4517 create_artificial_label call.
4519 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
4521 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
4522 * combine-stack-adj.c (pass_stack_adjustments): Use it.
4523 * Makefile.in: Fix GGC dependency for gcse.o.
4525 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
4527 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
4528 * gimple-pretty-print.c (dump_gimple_stmt): Same.
4529 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
4531 * c-parser.c (c_parser_binary_expression): Use current column while
4532 building binary operations.
4533 * common.opt (fshow-column): Enable by default.
4534 * tree-vrp.c (check_array_ref): Use warning_at.
4535 (check_array_bounds): Use location from call back if expr has no
4537 * tree.h: Add location argument to maybe_fold_*.
4538 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
4539 (maybe_fold_offset_to_array_ref): Add location argument and use it.
4540 (maybe_fold_offset_to_component_ref): Same.
4541 (maybe_fold_offset_to_reference): Same.
4542 (maybe_fold_offset_to_address): Same.
4543 (maybe_fold_stmt_indirect): Same.
4544 (maybe_fold_stmt_addition): Same.
4545 (fold_stmt_r): Pass location to maybe_fold_*.
4546 (fold_gimple_assign): Same.
4547 * c-tree.h: Add location argument to finish_decl,
4548 default_function_array_conversion, store_init_value.
4549 * c-decl.c (define_label): Use error_at.
4550 (c_make_fname_decl): Pass location to finish_decl.
4551 (finish_decl): New location argument.
4552 (build_compound_literal): Pass location to store_init_value.
4553 (grokdeclarator): Pass location to finish_decl.
4555 * c-typeck.c (array_to_pointer_conversion): New location argument.
4556 (function_to_pointer_conversion): Same.
4557 (default_function_array_conversion): Same.
4558 (parser_build_unary_op): Pass location to overflow_warning.
4559 (parser_build_binary_op): Same. Use warning_at.
4560 (build_unary_op): Pass location to array_to_pointer_conversion.
4561 (build_c_cast): Pass location to digest_init.
4562 (build_modify_expr): New location argument.
4563 (convert_for_assignment): Same.
4564 (store_init_value): Same.
4565 (digest_init): Same.
4566 (output_init_element): Pass location to digest_init and
4567 array_to_pointer_conversion.
4568 (c_finish_return): Pass location to convert_for_assignment.
4569 * gimplify.c (gimplify_conversion): Pass location to
4570 maybe_fold_offset_to_address.
4571 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
4572 to maybe_fold_stmt_addition.
4573 * c-omp.c (c_finish_omp_atomic): Pass new location to
4575 (c_finish_omp_for): Same.
4576 * c-common.c (overflow_warning): New argument.
4577 * c-common.h: New argument to build_modify_expr, overflow_warning.
4578 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
4580 (c_parser_initializer): Pass location to
4581 default_function_array_conversion.
4582 (c_parser_initelt): Same.
4583 (c_parser_initval): Same.
4584 (c_parser_asm_operands): Same.
4585 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
4586 (c_parser_conditional_expression): Same.
4587 (c_parser_binary_expression): Add location info to stack. Use it.
4588 (c_parser_unary_expression): Pass location to
4589 default_function_array_conversion, parser_build_unary_op,
4590 build_indirect_ref, c_parser_postfix_expression_after_primary.
4591 (c_parser_postfix_expression_after_primary): New location argument.
4593 (c_parser_expression_conv): Pass location to
4594 default_function_array_conversion.
4595 (c_parser_expr_list): Same.
4596 (c_parser_omp_atomic): Same.
4597 (c_parser_omp_for_loop): Same.
4598 * c-tree.h: (struct c_declarator): Add comment to id_loc.
4599 (build_array_declarator): New argument.
4600 * c-decl.c (build_array_declarator): Add location argument.
4601 (grokdeclarator): Set id_loc for cdk_array.
4602 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
4603 build_array_declarator.
4604 * tree.c (build_omp_clause): Add location argument.
4605 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
4606 (OMP_CLAUSE_LOCATION): New macro.
4607 (struct tree_omp_clause): Add location field.
4608 (build_omp_clause): Add argument.
4609 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
4610 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
4612 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
4613 (cp_parser_omp_clause_collapse): Same.
4614 (cp_parser_omp_clause_default): Same.
4615 (cp_parser_omp_clause_if): Same.
4616 (cp_parser_omp_clause_nowait): Same.
4617 (cp_parser_omp_clause_num_threads): Same.
4618 (cp_parser_omp_clause_ordered): Same.
4619 (cp_parser_omp_clause_schedule): Same.
4620 (cp_parser_omp_clause_untied): Same.
4621 (cp_parser_omp_for_loop): Same.
4622 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
4623 * c-tree.h (c_start_case): Add location argument.
4624 (c_process_expr_stmt): Same.
4625 (c_finish_goto_*): Same.
4626 * tree-parloops.c (initialize_reductions): Pass location to
4628 (create_parallel_loop): Same.
4629 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
4630 (gfc_trans_omp_reduction_list): Same.
4631 (gfc_trans_omp_clauses): Same.
4632 (gfc_trans_omp_do): Same.
4633 * c-typeck.c (c_finish_goto_label): Same.
4634 (c_finish_goto_ptr): New location argument.
4635 (c_start_case): Same.
4636 (emit_side_effect_warnings): Same.
4637 (c_process_expr_stmt): Same.
4638 (c_finish_stmt_expr): Same.
4639 (c_finish_omp_clauses): Use error_at instead of error.
4640 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
4642 * c-omp.c (c_split_parallel_clauses): New location argument.
4643 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
4644 to build_omp_clause.
4645 (convert_local_reference_stmt): Same.
4646 (convert_gimple_call): Same.
4647 * c-common.h (c_split_parallel_clauses): New argument.
4648 * c-parser.c (c_parser_statement_after_labels): Pass location to
4649 c_finish_goto_label.
4650 (c_parser_switch_statement): Pass location to c_start_case.
4651 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
4652 and c_process_expr_stmt.
4653 (c_parser_omp_variable_list): Add location argument.
4654 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
4655 (c_parser_omp_clause_default): Same.
4656 (c_parser_omp_clause_if): Same.
4657 (c_parser_omp_clause_num_threads): Same.
4658 (-c_parser_omp_clause_ordered): Same.
4659 (c_parser_omp_clause_reduction): Pass location to
4660 c_parser_omp_variable_list.
4661 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
4662 (c_parser_omp_clause_untied): Same.
4663 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
4664 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
4666 * c-tree.h (check_for_loop_decls, undeclared_variable,
4667 build_component_ref, build_array_ref, build_external_ref,
4668 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
4669 build_conditional_expr, build_compound_expr, c_cast_expr,
4670 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
4671 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
4673 * c-semantics.c (build_stmt): Same.
4674 (build_case_label): Same.
4675 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
4676 (undeclared_variable): New argument.
4678 (lookup_label): Pass location on down.
4679 (define_label): Same.
4680 (finish_decl): Same.
4681 (build_compound_literal): Same.
4682 (finish_struct): Same.
4683 (finish_function): Do not set location here.
4684 (check_for_loop_decls): New argument.
4685 * tree.c (save_expr): Set location.
4686 (build_empty_stmt): New argument.
4687 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
4688 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
4689 * builtins.c (gimplify_va_arg_expr): Use locations.
4690 (expand_builtin_sync_operation): Same.
4691 * c-typeck.c (build_component_ref): New argument.
4692 (build_array_ref): Same.
4693 (build_external_ref): Same.
4694 (c_expr_sizeof_expr): Same.
4695 (c_expr_sizeof_type): Same.
4696 (parser_build_unary_op): Same.
4697 (build_conditional_expr): Same.
4698 (build_compound_expr): Pass location on down.
4699 (build_compound_expr): New argument.
4700 (build_c_cast): Same.
4701 (c_cast_expr): Same.
4702 (build_asm_expr): Same.
4703 (c_finish_return): Same.
4704 (c_process_expr_stmt): Pass location on down.
4705 (c_finish_stmt_expr): New argument.
4706 (push_clenaup): Same.
4707 (c_finish_omp_parallel): Same.
4708 (c_finish_omp_task): Same.
4709 * gimplify.c (gimplify_call_expr): Pass location on down.
4710 * c-omp.c (c_finish_omp_master): New argument.
4711 (c_finish_omp_critical): Same.
4712 (c_finish_omp_ordered): Same.
4713 (c_finish_omp_barrier): Same.
4714 (-c_finish_omp_taskwait): Same.
4715 (c_finish_omp_atomic): Same.
4716 (c_finish_omp_flush): Same.
4717 * tree-inline.c (copy_tree_body_r): Pass location on down.
4718 (inline_forbidden_p): Remove use of input_location.
4719 * c-gimplify.c (c_build_bind_expr): New argument.
4720 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
4721 (c_sizeof_or_alignof_type): New argument.
4722 (c_alignof_expr): Same.
4723 (build_va_arg): Same.
4724 (c_add_case_label): Same.
4725 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
4726 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
4727 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
4728 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
4729 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
4730 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
4732 * stub-objc.c (objc_build_selector_expr): Same.
4733 (objc_build_throw_stmt): Same.
4734 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
4735 (c_parser_initelt): Same.
4736 (c_parser_compound_statement): Same.
4737 (c_parser_compound_statement_nostart): Same.
4738 (c_parser_label): Same.
4739 (c_parser_statement_after_labels): Same.
4740 (c_parser_if_body): Same.
4741 (c_parser_else_body): Same.
4742 (c_parser_if_statement): Same.
4743 (c_parser_switch_statement): Same.
4744 (c_parser_while_statement): Same.
4745 (c_parser_do_statement): Same.
4746 (c_parser_for_statement): Same.
4747 (c_parser_asm_statement): Same.
4748 (c_parser_conditional_expression): Same.
4749 (c_parser_binary_expression): Same.
4750 (c_parser_cast_expression): Same.
4751 (c_parser_unary_expression): Same.
4752 (c_parser_sizeof_expression): Same.
4753 (c_parser_alignof_expression): Same.
4754 (c_parser_postfix_expression): Same.
4755 (c_parser_expression): Same.
4756 (c_parser_objc_receiver): Same.
4757 (c_parser_omp_variable_list): Same.
4758 (c_parser_omp_structured_block): Same.
4759 (c_parser_omp_atomic): New argument.
4760 (c_parser_omp_barrier): Same.
4761 (c_parser_omp_critical): Same.
4762 (c_parser_omp_flush): Pass location on down.
4763 (c_parser_omp_for_loop): New argument.
4764 (c_parser_omp_for): Same.
4765 (c_parser_omp_master): Same.
4766 (c_parser_omp_ordered): Same.
4767 (c_parser_omp_sections_scope): Same.
4768 (c_parser_omp_sections): Same.
4769 (c_parser_omp_parallel): Same.
4770 (c_parser_omp_single): Same.
4771 (c_parser_omp_task): Same.
4772 (c_parser_omp_taskwait): Pass location on down.
4773 (c_parser_omp_construct): Same.
4774 (c_parser_omp_threadprivate): Same.
4775 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
4776 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
4777 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
4778 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
4779 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
4780 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
4781 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
4782 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
4783 config/i386/i386.c, stmt.c:
4784 Add location argument to the following function definitions and/or
4785 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
4786 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
4787 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
4788 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
4789 do_case, c_finish_bc_stmt, build_compound_literal,
4790 build_function_call.
4791 * c-decl.c (build_compound_literal): Add location argument.
4792 Make all diagnostic calls use location.
4793 (start_struct): Same.
4794 (finish_struct): Same.
4796 (build_enumerator): Same.
4797 (start_function): Same.
4798 (grokdeclarator): Make all diagnostic calls use location.
4799 (store_parm_decls_oldstyle): Same.
4800 * c-typeck.c (build_function_call): Add location argument.
4801 Make all diagnostic calls use location.
4803 (c_finish_bc_stmt): Same.
4804 * tree-nested.c (get_trampoline_type): Add argument.
4805 Pass location to build_decl.
4806 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
4807 * rtl.h (RTL_LOCATION): New.
4808 * c-common.c (c_add_case_label): Add location argument.
4809 Make all diagnostic calls use location.
4810 * c-common.h: Add location argument to make_fname_decl, do_case,
4811 c_add_case_label, build_function_call, resolve_overloaded_builtin.
4812 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
4813 Set it appropriately for every case. Pass enum_loc to start_enum
4814 call. Pass value_loc first to build_enumerator. Pass enum_loc to
4816 (c_parser_struct_or_union_specifier): Save location. Use it for
4817 start_struct, finish_struct, and parser_xref_tag.
4819 2009-06-12 Ian Lance Taylor <iant@google.com>
4821 * fold-const.c (fold_unary): Rename local variable and to and_expr.
4823 * c-opts.c (c_common_handle_option): For -Wc++-compat set
4824 cpp_opts->warn_cxx_operator_names.
4826 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
4829 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
4830 is returns NULL and OP is a VCE, look through the VCE.
4832 2009-06-12 Ian Lance Taylor <iant@google.com>
4835 * collect2.c (main): Use CONST_CAST2 in code inside #if
4836 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
4838 2009-06-12 Joey Ye <joey.ye@intel.com>
4841 * cfgexpand.c (get_decl_align_unit): Update
4842 max_used_stack_slot_alignment with align instead of
4843 stack_alignment_needed.
4845 * function.c (assign_stack_local_1): Update
4846 max_used_stack_slot_alignment with alignment_in_bits instead
4847 of stack_alignment_needed.
4848 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
4851 2009-06-12 Jakub Jelinek <jakub@redhat.com>
4853 * dwarf2out.c (last_var_location_insn): New variable.
4854 (dwarf2out_end_epilogue): Clear last_var_location_insn.
4855 (dwarf2out_var_location): Don't record anything after last real
4856 insn. Only change labels if there were any real instructions
4857 in between last note and this one, or if changed sections.
4859 2009-06-11 Richard Henderson <rth@redhat.com>
4861 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
4862 note when storing the frame pointer in a register.
4863 (FRP): Don't redefine to nothing for epilogue.
4864 (alpha_expand_epilogue): Mark register and sp restores.
4865 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
4867 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
4868 when gen_lowpart is needed.
4870 2009-06-11 Richard Henderson <rth@redhat.com>
4872 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
4874 * dwarf2out.c (need_data_align_sf_opcode): New.
4875 (div_data_align): Move earlier.
4876 (def_cfa_1, reg_save): Use it.
4878 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
4880 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
4881 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
4882 (ix86_handle_option): Handle OPT_mcrc32.
4883 (ix86_target_string): Add -mcrc32.
4884 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
4886 * config/i386/i386.h (TARGET_CRC32): New.
4888 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
4889 (sse4_2_crc32di): Likewise.
4891 * config/i386/i386.opt (mcrc32): New.
4893 * doc/invoke.texi: Document -mcrc32.
4895 2009-06-11 Richard Henderson <rth@redhat.com>
4897 * common.opt (gdwarf-): Accept a version number.
4898 * doc/invoke.texi (gdwarf-): Update docs.
4899 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
4900 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
4901 version level, and record it.
4903 * dwarf2.h (DW_CIE_VERSION): Remove.
4904 * dwarf2out.c (DWARF_VERSION): Remove.
4905 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
4906 (output_call_frame_info): Use CIE version 3 for dwarf3,
4907 or if the return register column is out of range for version 1.
4908 (dwarf_stack_op_name): Add all dwarf3 values.
4909 (DEBUG_PUBTYPES_SECTION): New.
4910 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
4911 encoding change for dwarf3.
4912 (output_die) [dw_val_class_die_ref]: Likewise.
4913 (output_compilation_unit_header): Emit correct version for dwarf3.
4914 (output_line_info): Likewise.
4915 (output_pubnames): Update for DWARF_VERSION removal.
4916 (output_aranges): Likewise.
4917 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
4918 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
4919 (dwarf2out_finish): Likewise.
4921 2009-06-11 David Daney <ddaney@caviumnetworks.com>
4923 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
4926 2009-06-11 David Daney <ddaney@caviumnetworks.com>
4929 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
4930 * builtins.c (expand_builtin_unreachable): New function.
4931 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
4932 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
4933 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
4935 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
4936 searching for missing barriers.
4938 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4940 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
4941 when -fprofile-generate* was passed.
4942 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
4944 2009-06-11 Anthony Green <green@moxielogic.com>
4946 * config/moxie/moxie.md: Define length attribute for all instructions.
4948 (*b<cond:code>): Support limited branch ranges for new PC-relative
4949 branch instructions.
4950 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
4952 2009-06-11 Jakub Jelinek <jakub@redhat.com>
4954 * config/i386/i386.c (min_insn_size): Use get_attr_length
4955 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
4958 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
4959 instead of emit_insn_before.
4961 2009-06-10 Ian Lance Taylor <iant@google.com>
4964 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
4967 2009-06-10 Revital Eres <eres@il.ibm.com>
4969 * passes.c (init_optimization_passes): Reschedule
4970 predictive-commoning pass before complete unroll pass.
4972 2009-06-10 Martin Jambor <mjambor@suse.cz>
4974 * cgraph.c (cgraph_node_can_be_local_p): New function.
4975 (cgraph_make_node_local): New function.
4976 * cgraph.h (cgraph_node_can_be_local_p): Declare.
4977 (cgraph_make_node_local): Declare.
4979 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
4981 * tree.h (tree_base): Add packed_flag and user_align fields.
4982 Decrease size of spare field.
4983 (TYPE_USER_ALIGN): Use user_align from tree_base.
4984 (DECL_USER_ALIGN): Likewise.
4985 (TYPE_PACKED): Use packed_flag from tree_base.
4986 (DECL_PACKED): Likewise.
4987 (tree_type): Delete packed_flag and user_align fields. Widen
4988 precision field. Widen mode field and shuffle fields to align
4989 mode on an 8-bit boundary.
4990 (tree_decl_common): Delete decl_flag_1 and user_align fields.
4991 Renumber decl_flag_* fields. Fix comments. Widen
4992 decl_common_unused field.
4993 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
4994 (DECL_EXTERNAL): Likewise.
4995 (DECL_BIT_FIELD): Likewise.
4996 (DECL_NONADDRESSABLE_P): Likewise.
4997 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
4998 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
5000 2009-06-10 Ian Lance Taylor <iant@google.com>
5002 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
5003 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
5004 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
5005 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
5006 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
5007 DEF_VEC_ALLOC_FUNC_P.
5008 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
5009 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
5010 DEF_VEC_ALLOC_FUNC_O.
5011 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
5012 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
5013 DEF_VEC_ALLOC_FUNC_I.
5014 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
5015 (vec_stack_p_reserve_exact_1): Declare.
5016 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
5017 (vec_stack_free): Declare.
5018 (VEC_stack_alloc): Define.
5019 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
5020 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
5021 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
5022 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
5024 (stack_vecs): New static variable.
5025 (vec_stack_p_reserve_exact_1): New function.
5026 (vec_stack_o_reserve_1): New static function.
5027 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
5028 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
5029 (vec_stack_free): New function.
5030 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
5031 (VEC_df_ref_stack_alloc): Define.
5032 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
5033 DEF_VEC_ALLOC_P_STACK.
5034 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
5035 (struct df_collection_rec): Change _vec fields to VEC. Remove
5037 (df_free_collection_rec): Adjust for new fields.
5038 (df_insn_rescan): Use new df_collection_rec fields.
5039 (df_notes_rescan, df_canonize_collection_rec): Likewise.
5040 (df_ref_create_structure, df_ref_record): Likewise.
5041 (df_get_conditional_uses, df_get_call_refs): Likewise.
5042 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
5043 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
5044 (df_record_exit_block_uses, df_bb_verify): Likewise.
5045 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
5046 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
5047 Remove count parameter. Change return type to void. Change all
5049 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
5050 Remove count parameter. Change return type to void. Change all
5052 (df_install_refs): Change old_vec parameter to VEC. Remove count
5053 parameter. Change all callers.
5054 (df_install_mws): Change old_vec parameter to VEC. Remove count
5055 parameter. Change all callers.
5056 (df_refs_verify): Change new_rec parameter to VEC. Change call
5058 (df_mws_verify): Likewise.
5060 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
5062 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
5064 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
5066 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
5068 2009-06-10 Anthony Green <green@moxielogic.com>
5070 * config/moxie/crti.asm: New file.
5071 * config/moxie/crtn.asm: New file.
5072 * config/moxie/moxie.c: New file.
5073 * config/moxie/moxie.h: New file.
5074 * config/moxie/sfp-machine.h: New file.
5075 * config/moxie/moxie-protos.h: New file.
5076 * config/moxie/t-moxie: Created.
5077 * config/moxie/t-moxie-softfp: Created.
5078 * config/moxie/moxie.md: Created.
5079 * config/moxie/constraints.md: Created.
5080 * config.gcc: Add moxie support.
5081 * doc/md.texi (Machine Constraints): Add moxie constraints.
5082 * doc/contrib.texi (Contributors): Mention moxie port.
5083 * doc/install.texi (Specific): Mention the moxie port.
5085 2009-06-09 Ian Lance Taylor <iant@google.com>
5087 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
5089 * optabs.c (optab_table): Only use designated initializers if
5090 HAVE_DESIGNATED_INITIALIZERS is defined.
5091 (convert_optab_table): Likewise.
5092 (init_optabs): Always call init_insn_codes if
5093 HAVE_DESIGNATED_INITIALIZERS is not defined.
5095 2009-06-09 Ian Lance Taylor <iant@google.com>
5097 * targhooks.c (default_builtin_vectorized_function): Change fn
5098 parameter to unsigned int.
5099 (default_builtin_vectorized_conversion): Change code parameter to
5101 (default_builtin_reciprocal): Change fn parameter to unsigned int.
5102 * targhooks.h: Update declarations.
5103 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
5104 parameter to unsigned int.
5106 * c-typeck.c (comptypes_check_enum_int): New static function.
5107 (comptypes_internal): Add enum_and_int_p parameter. Change all
5109 (comp_target_types): Add location parameter. Change all callers.
5110 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
5112 (function_types_compatible_p, type_lists_compatible_p): Likewise.
5113 (build_conditional_expr): Add colon_loc parameter. Change all
5115 (convert_for_assignment): Add location parameter. Change all callers.
5116 * c-parser.c (c_parser_conditional_expression): Pass location of
5117 colon to build_conditional_expr.
5118 * c-tree.h (build_conditional_expr): Update declaration.
5120 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
5122 * graphite.c: Revert previous patch.
5124 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
5127 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
5129 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
5131 * tree-ssa-loop-prefetch.c
5132 (loop_prefetch_arrays): Fixed a portability problem in printf format
5135 2009-06-09 Martin Jambor <mjambor@suse.cz>
5137 PR tree-optimization/40351
5138 * tree-sra.c (propagate_subacesses_accross_link): Check that a
5139 refrence to a potential artifical subaccess can be constructed.
5141 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
5143 * config/sh/sh-protos.h (sh_optimization_options): Declare.
5144 (sh_override_options): Likewise.
5145 * config/sh/sh.c: Include params.h.
5146 (sh_optimization_options): New.
5147 (sh_override_options): Likewise.
5148 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
5149 (OVERRIDE_OPTIONS): Use sh_override_options.
5151 2009-06-08 Jakub Jelinek <jakub@redhat.com>
5153 * dwarf2out.c (emit_cfa_remember): New variable.
5154 (add_fde_cfi): If emit_cfa_remember, recurse to add
5155 DW_CFA_remember_state first.
5156 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
5157 instead just set emit_cfa_remember.
5159 2009-06-08 Jan Hubicka <jh@suse.cz>
5162 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
5164 2009-06-08 Jan Hubicka <jh@suse.cz>
5167 * cgraphunit.c (save_inline_function_body): Do not copy transform
5168 hooks for saved inline bodies.
5169 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
5172 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
5174 * jump.c (returnjump_p): Handle delayed branches. Add missing
5177 2009-06-08 Jan Hubicka <jh@suse.cz>
5180 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
5181 original node might've been modified.
5182 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
5184 2009-06-08 Jakub Jelinek <jakub@redhat.com>
5186 * tree-object-size.c (addr_object_size): Add OSI argument.
5187 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
5188 (compute_builtin_object_size, expr_object_size): Adjust callers.
5189 (plus_stmt_object_size): Call addr_object_size instead of
5190 compute_builtin_object_size.
5192 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
5193 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5195 * tree-ssa-loop-prefetch.c
5196 (gather_memory_references): Introduced a counter for the number of
5198 (anything_to_prefetch_p): Introduced a counter for the number of
5200 (is_loop_prefetching_profitable): New function with a cost model
5202 (loop_prefetch_arrays): Use the new cost model to determine if
5203 prefetching is profitable.
5204 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
5205 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
5206 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
5207 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
5208 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
5209 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
5211 2009-06-08 Michael Matz <matz@suse.de>
5214 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
5215 partitions use the same.
5216 (expand_one_var): Deal with DECL_RTL sometimes begin set also
5217 for basevars of SSA_NAMEs.
5218 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
5219 to not expand them twice.
5220 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
5223 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
5225 * common.opt (fcompare-debug=, fcompare-debug-second): New.
5226 (fdump-final-insns=, gtoggle): New.
5227 * doc/invoke.texi: Document them.
5228 * final.c (rest_of_clean_state): Dump final insn stream.
5229 * gcc.c (invoke_as): Hook in -fcompare-debug.
5230 (static_spec_functions): Add compare-debug-dump-opt,
5231 compare-debug-self-opt and compare-debug-auxbase-opt.
5232 (compare_debug, compare_debug_second, compare_debug_opt): New.
5233 (switches_debug_check, n_switches_debug_check): New.
5234 (debug_auxbase_opt, debug_check_temp_file): New.
5235 (process_command): Handle -fno-compare-debug, -fcompare-debug and
5237 (do_self_spec): Handle arguments after switches.
5238 (do_spec_1): Add .gk extension to temp file basenames for compare.
5239 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
5240 (cc1_options): Use it instead of normal auxbase computation for
5241 the second compare-debug compilation.
5242 (compare_files): New.
5243 (main): Set up and implement compare debug mode.
5244 (compare_debug_dump_opt_spec_function): New.
5245 (compare_debug_self_opt_spec_function): New.
5246 (compare_debug_auxbase_opt_spec_function): New.
5247 * toplev.c (process_options): Handle flag_gtoggle,
5248 flag_dump_final_insns.
5249 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
5250 during -fcompare-debug-second compilation.
5252 2009-06-07 Ian Lance Taylor <iant@google.com>
5254 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
5255 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
5257 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
5258 with no default node. Change warning with %H to warning_at.
5259 Don't clear warn_switch around case checking.
5260 * doc/invoke.texi (Warning Options): Clarify distinction between
5261 -Wswitch and -Wswitch-enum.
5263 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5265 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
5267 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5269 * gbl-ctors.h: Add header guard.
5271 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5273 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
5274 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
5275 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
5276 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
5277 prototypes for removed functions.
5278 (expressions_equal_p): Move to ...
5279 * tree-ssa-sccvn.h: ... here and ...
5280 * matrix-reorg.c: ... adjust includes.
5282 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5284 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
5286 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5288 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
5289 (finish_function): Remove erroneous whitespace.
5291 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5293 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
5294 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
5296 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5298 * errors.c (internal_error): Commentary typo fix.
5299 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
5300 * tree-ssa-pre.c: Ditto.
5302 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5304 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
5305 them is supposed to hold actual statements.
5307 2009-06-06 Ian Lance Taylor <iant@google.com>
5309 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
5310 empty statements can now have attributes.
5312 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
5314 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
5315 * config/mips/mips.md: Ditto.
5317 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
5319 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
5321 (__eabi_uconvert): Likewise.
5323 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
5325 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
5326 CFI_* definitions with IN_GCC.
5328 2009-06-05 David Edelsohn <edelsohn@gnu.org>
5330 * xcoffout.h (xcoffout_source_line): Update prototype.
5332 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5334 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
5335 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
5337 2009-06-05 Jakub Jelinek <jakub@redhat.com>
5340 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
5341 inlined_function_outer_scope_p blocks for artificial inlines
5343 * tree.c (tree_nonartificial_location): Rewrite using
5344 block_nonartificial_location.
5346 2009-06-05 Revital Eres <eres@il.ibm.com>
5347 Leehod Baruch <leehod@il.ibm.com>
5349 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
5350 (expand_expr_real_1): Remove comment.
5351 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
5352 Vectorize misaligned access when the target supports it.
5353 (vect_supportable_dr_alignment): Check for unaligned access support.
5354 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
5357 2009-06-05 Julian Brown <julian@codesourcery.com>
5359 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
5360 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
5362 2009-06-05 Richard Guenther <rguenther@suse.de>
5365 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
5368 2009-06-05 Jakub Jelinek <jakub@redhat.com>
5370 * config/s390/s390.c (global_not_special_regno_p): New static inline.
5371 (save_gprs): Don't tell unwinder when a global register is saved.
5372 (s390_emit_epilogue): Emit needed epilogue unwind info.
5374 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
5376 * dwarf2out.c (deferred_asm_name): New.
5377 (add_name_and_src_coords_attributes): Defer creation of
5378 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
5380 (move_linkage_attr): New.
5381 (dwarf2out_finish): Revisit deferrals and emit attributes at the
5384 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
5386 * tree-nested.c (finalize_nesting_tree_1): Declare the
5387 frame_decl in the binding tree.
5389 2009-06-04 Cary Coutant <ccoutant@google.com>
5391 * basic-block.h (struct basic_block_def): Add discriminator field.
5392 * dbxout.c (dbxout_source_line): Add new parameter. Change all
5394 * debug.c (do_nothing_debug_hooks): Add additional entry.
5395 (debug_nothing_int_charstar_int): New function.
5396 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
5397 (debug_nothing_int_charstar_int): New declaration.
5398 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
5399 discriminator value in .loc directive.
5400 * final.c (last_discriminator): New variable.
5401 (discriminator): New variable.
5402 (final_start_function): Initialize above variables, pass current
5403 discriminator to debug hook.
5404 (notice_source_line): Check for discriminator change.
5405 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
5406 * sdbout.c (sdbout_source_line): New parameter.
5407 * tree-cfg.c (struct locus_discrim_map): New structure type.
5408 (discriminator_per_locus): New hash table.
5409 (build_gimple_cfg): Allocate and free discriminator hash table.
5410 (make_edges): Call assign_discriminator.
5411 (locus_map_hash): New function.
5412 (locus_map_eq): New function.
5413 (next_discriminator_for_locus): New function.
5414 (same_line_p): New function.
5415 (assign_discriminator): New function.
5416 (make_cond_expr_edges): Call assign_discriminator.
5417 (make_gimple_switch_edges): Likewise.
5418 (first_non_label_stmt): New function.
5419 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
5421 * xcoffout.c (xcoffout_source_line): Add new parameter.
5423 * configure.ac (gcc_cv_as_discriminator): New configury check for
5424 gas support for discriminator.
5425 * configure: Regenerate.
5426 * config.in: Regenerate.
5428 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5430 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
5431 val after checking for integers.
5433 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
5435 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
5437 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
5438 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
5439 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
5440 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
5441 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
5442 X64_SSE_REGPARM_MAX.
5443 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
5444 X64_SSE_REGPARM_MAX.
5446 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
5448 * gcc.c (report_times_to_file): New.
5449 (execute): Implement it.
5450 (process_command): Support -time=.
5451 * doc/invoke.texi: Document it.
5453 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
5455 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
5456 that have value exprs.
5458 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
5460 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
5461 declarations for constants until...
5462 (dw2_output_indirect_constant_1): ... this point.
5464 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
5467 * arm.md (arm_addsi3): Don't try to split an add with an
5468 eliminable register until after reload has completed.
5470 2009-06-03 Ian Lance Taylor <iant@google.com>
5472 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
5473 * genattrtab.c (write_length_unit_log): Likewise.
5474 * genchecksum.c (dosum): Likewise.
5475 * gengtype.c (write_rtx_next): Likewise.
5476 (finish_root_table, write_roots): Likewise.
5477 * gimple.c (gimple_ops_offset_): Likewise.
5478 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
5479 * config/arc/arc.c (arc_attribute_table): Likewise.
5480 * config/arm/arm.c (arm_attribute_table): Likewise.
5481 * config/avr/avr.c (avr_attribute_table): Likewise.
5482 * config/crx/crx.c (crx_attribute_table): Likewise.
5483 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
5484 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
5485 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
5486 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
5487 * config/sh/sh.c (sh_attribute_table): Likewise.
5488 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
5489 * config/spu/spu.c (spu_attribute_table): Likewise.
5490 * config/v850/v850.c (v850_attribute_table): Likewise.
5492 * config/alpha/alpha.c (vms_attribute_table): Make static.
5493 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
5494 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
5495 * config/mips/mips.c (mips_attribute_table): Likewise.
5497 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
5499 (cc1-checksum.o): Likewise.
5501 2009-06-03 Steve Ellcey <sje@cup.hp.com>
5503 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
5505 2009-06-03 Jakub Jelinek <jakub@redhat.com>
5507 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
5508 insn if it is changing sp. Use gen_add3_insn instead of
5509 conditionally gen_addsi3 and gen_adddi3.
5510 (offset_below_red_zone_p): New static inline function.
5511 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
5512 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
5513 * config/rs6000/ppc-asm.h: Include auto-host.h.
5514 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
5515 CFI_RESTORE): Define.
5516 * config/rs6000/crtresxgpr.asm: Add unwind info.
5517 * config/rs6000/crtresxfpr.asm: Likewise.
5518 * config/rs6000/crtresgpr.asm: Likewise.
5519 * config/rs6000/crtresfpr.asm: Likewise.
5520 * config/rs6000/crtsavgpr.asm: Likewise.
5521 * config/rs6000/crtsavfpr.asm: Likewise.
5523 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
5524 argument of DWARF2_FRAME_REG_OUT macros.
5526 2009-06-03 Julian Brown <julian@codesourcery.com>
5528 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
5529 words or less (including TImode) in core registers.
5531 2009-06-03 Richard Guenther <rguenther@suse.de>
5534 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
5536 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
5538 * statistics.c (statistics_counter_event): Do not record event
5539 in pass dump if its number == -1.
5540 (curr_statistics_hash): Add assert that we never get passes
5541 with static number == -1.
5543 2009-06-03 Richard Guenther <rguenther@suse.de>
5544 Andrey Belevantsev <abel@ispras.ru>
5546 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
5547 non-BLKmode arrays addressable.
5549 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
5551 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
5552 * config/m68k/m68k.h: ... here.
5553 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
5556 2009-06-03 Martin Jambor <mjambor@suse.cz>
5558 PR tree-optimization/40323
5559 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
5562 2009-06-03 Richard Guenther <rguenther@suse.de>
5564 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
5567 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
5569 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
5570 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
5571 JUMP_TABLE_DATA_P where applicable.
5572 * config/sh/sh.c: Ditto.
5573 * config/sh/sh.h: Ditto.
5574 * config/sh/sh.md: Ditto.
5575 * config/sh/symbian.c: Ditto.
5577 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
5579 * config/i386/driver-i386.c (describe_cache): Optimize
5580 concatenation of strings. Use snprintf instead of sprintf.
5581 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
5582 target when not compiling with GCC.
5584 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
5586 * config/sh/sh.c: Revert last change.
5587 (sh_expand_epilogue): Emit a blockage insn before the frame
5588 pointer adjustment unconditionally.
5590 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5592 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
5593 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
5594 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
5595 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
5596 to COLLECT_GCC_OPTIONS.
5598 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5600 * collect2.c (target_system_root): New variable.
5601 (main): Handle --sysroot=.
5602 (ignore_library): Strip the sysroot from the library path.
5604 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5606 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
5607 (collect2.o): Depend on collect2-aix.h.
5608 (collect2-aix.o): New rule.
5609 * collect2-aix.h: New file.
5610 * collect2-aix.c: Likewise.
5611 * collect2.c: Include collect2-aix.h. Don't undefine
5612 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
5613 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
5614 Use TARGET_AIX_VERSION instead of _AIX51.
5615 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
5616 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
5617 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
5618 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
5619 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
5621 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5623 * collect2.c (ignore_library): Avoid premature post-increment
5626 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
5628 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
5629 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
5630 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
5631 CROSS_DIRECTORY_STRUCTURE too.
5632 (LINK_LIBG_SPEC): Likewise.
5633 (LIB_SPEC): Add %R to sysroot paths.
5634 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
5635 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
5636 * config/rs6000/aix51.h: As for aix43.h.
5637 * config/rs6000/aix52.h: Likewise.
5638 * config/rs6000/aix53.h: Likewise.
5639 * config/rs6000/aix61.h: Likewise.
5640 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
5641 to the beginning of sysroot paths.
5643 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5645 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
5646 INSN_LISTs that are out of the REG_NOTE range.
5648 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5650 * loop-unroll.c (struct iv_to_split): Add pointer to next.
5651 (struct var_to_expand): Likewise.
5652 (struct opt_info): Add head and tail for linked lists of the above.
5653 (analyze_insn_to_expand_var): Initialize next.
5654 (analyze_iv_to_split_insn): Likewise.
5655 (analyze_insns_in_loop): Create linked lists.
5656 (allocate_basic_variable): Simplify for use without hash table.
5657 (insert_var_expansion_initialization): Likewise, make it type-safer.
5658 (combine_var_copies_in_loop_exit): Likewise.
5659 (apply_opt_in_copies): Walk lists rather than hash tables.
5660 (release_var_copies): Simplified and inlined by hand into...
5661 (free_opt_info): ... this function.
5663 2009-06-02 Richard Guenther <rguenther@suse.de>
5665 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
5668 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5670 * cfgexpand.c (gimple_expand_cfg): Discard the source location
5671 only for builtins that are not overridden.
5673 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5675 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
5678 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5680 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
5682 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5684 * combine.c (move_deaths): Compare LUIDs within the same BB only.
5686 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
5688 * common.opt (fdump-unnumbered-links): New.
5689 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
5690 * print-rtl.c (flag_dump_unnumbered_links): New.
5691 (print_rtx): Test it.
5693 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
5695 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
5696 push/pop multiple to 8-byte alignment.
5698 2009-06-01 Jakub Jelinek <jakub@redhat.com>
5700 * config/i386/i386.c (queued_cfa_restores): New static variable.
5701 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
5703 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
5704 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
5705 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
5706 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
5707 note unconditionally.
5708 (ix86_emit_restore_regs_using_mov): Likewise.
5709 (ix86_emit_restore_sse_regs_using_mov): Likewise.
5710 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
5711 it through to ix86_emit_restore_reg_using_pop.
5712 (ix86_emit_leave): Add RED_OFFSET argument. Call
5713 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
5714 instead of adding REG_CFA_OFFSET note unconditionally.
5715 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
5716 the above functions. Call ix86_add_queued_cfa_restore_notes when
5719 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
5720 force output of the label even for dwarf2out_do_cfi_asm.
5721 (add_fde_cfi): If -g2 and above and cfi might change CFA,
5722 force creation of CFI label and chain DW_CFA_set_loc jumping to it
5723 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
5725 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
5726 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
5727 dwarf2out_cfi_label callers.
5728 * tree.h (dwarf2out_cfi_label): Adjust prototype.
5729 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
5730 Adjust dwarf2out_cfi_label callers.
5731 * config/vax/vax.c (vax_output_function_prologue): Likewise.
5733 * config/i386/i386.h (struct machine_cfa_state,
5734 struct machine_function): Guard with ifndef USED_FOR_TARGET
5735 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
5738 * emutls.c (__emutls_get_address): Change arr->size to mean number
5739 of allocated arr->data entries instead of # of slots + 1.
5742 * recog.c (peep2_reinit_state): New function.
5743 (peephole2_init_state): Use it at the end of a basic block and also
5744 when seeing a RTX_FRAME_RELATED_P insn.
5746 2009-06-01 Steve Ellcey <sje@cup.hp.com>
5748 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
5749 fixuns_truncrfdi2): New.
5750 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
5751 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
5752 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
5753 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
5754 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
5755 *recip_approx): Remove.
5756 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
5757 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
5758 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
5760 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
5763 2009-06-01 Ian Lance Taylor <iant@google.com>
5765 * attribs.c (register_attribute): Use CONST_CAST.
5766 * collect2.c (main): Use CONST_CAST2.
5767 (scan_prog_file): Likewise.
5768 * gcc.c (process_command, main): Likewise.
5769 * toplev.c (toplev_main): Likewise.
5771 * c-typeck.c (handle_warn_cast_qual): New static function,
5772 partially broken out of build_c_cast.
5773 (build_c_cast): Call handle_warn_cast_qual.
5774 * doc/invoke.texi (Warning Options): Document new effect of
5777 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
5779 * diagnostic.c (diagnostic_build_prefix): Always print columns.
5780 (diagnostic_report_current_module): Print columns.
5781 * common.opt (flag_show_column): Enable by default.
5783 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
5785 * alias.c (find_base_term): Check for NULL term before returning.
5787 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5789 Revert due to PR40320:
5790 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5791 * calls.c (emit_library_call_value_1): Don't force_operand for move
5794 2009-06-01 Olivier Hainque <hainque@adacore.com>
5795 Eric Botcazou <ebotcazou@adacore.com>
5797 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
5798 to be processed as a bitfield for constructor output purposes.
5799 * output.h (initializer_constant_valid_for_bitfield_p): Declare
5801 * varasm.c (oc_local_state): New type, output_constructor
5802 local state to support communication with helpers.
5803 (oc_outer_state): New type, output_constructor outer state of
5804 relevance in recursive calls.
5805 (output_constructor_array_range): New output_constructor helper,
5806 extracted code for an array range element.
5807 (output_constructor_regular_field): New output_constructor helper,
5808 extracted code for an element that is not a bitfield.
5809 (output_constructor_bitfield): New output_constructor helper,
5810 extracted code for a bitfield element. Accept an OUTER state
5811 argument for recursive processing. Recurse on record or array
5812 CONSTRUCTOR values, possibly past noop conversions.
5813 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
5814 VALUE is a valid constant-valued expression for use in a static
5815 bit-field initializer.
5816 (output_constructor): Rework to use helpers. Accept and honor an
5817 OUTER state argument for recursive calls. Return total size. Be
5818 prepared for nested constructors initializing bitfields.
5819 (output_constant): Feed OUTER in calls to output_constructor.
5821 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
5823 * calls.c (emit_library_call_value_1): Don't force_operand for move
5826 2009-06-01 Nick Clifton <nickc@redhat.com>
5828 * doc/invoke.texi (IA-64 Options): Fix typo.
5830 2009-06-01 Ira Rosen <irar@il.ibm.com>
5832 PR tree-optimization/39129
5833 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
5835 (vect_do_peeling_for_loop_bound): Use
5836 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
5837 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
5838 (vect_loop_versioning): Likewise.
5839 (vect_create_cond_for_alias_checks): Fix indentation.
5840 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
5842 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
5843 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
5844 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
5845 "control flow in loop".
5846 (vect_estimate_min_profitable_iters): Use
5847 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
5848 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
5849 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
5850 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
5851 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
5852 statement belongs to a group of strided accesses with the exact code
5854 (vectorizable_load): Likewise.
5855 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
5856 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
5858 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
5860 * config/freebsd-stdint.h: New file.
5861 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
5862 Add freebsd-stdint.h to tm_file.
5864 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
5866 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
5867 (thumb2_extendhidi2): Likewise.
5869 2009-05-31 Ian Lance Taylor <iant@google.com>
5871 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
5873 2009-05-31 Ian Lance Taylor <iant@google.com>
5875 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
5876 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
5877 (ipa-reference.o): Depend upon gt-ipa-reference.h.
5879 2009-05-31 Jason Merrill <jason@redhat.com>
5881 * tree-pretty-print.c (print_call_name): Take the callee, not the
5882 call itself. Make non-static. Use dump_function_name for functions.
5883 (dump_generic_node): Adjust.
5884 * diagnostic.h: Declare print_call_name.
5885 * gimple-pretty-print.c (dump_gimple_call): Use it.
5887 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
5889 * config/sh/sh.md (ashldi3_std): New define_expand.
5892 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
5895 * config/sh/sh.c: Include debug.h.
5896 (sh_expand_epilogue): Emit a blockage insn before the frame
5897 pointer adjustment also when dwarf2out_do_frame returns true.
5899 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
5901 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
5902 (thumb2_extendqidi2): New pattern.
5904 2009-05-31 Ira Rosen <irar@il.ibm.com>
5906 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
5907 mark phis for renaming.
5908 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
5909 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
5910 Call mark_sym_for_renaming.
5911 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
5912 * tree-vect-loop.c (vect_transform_loop): Remove
5913 vect_memsyms_to_rename initialization and a call to
5914 mark_set_for_renaming.
5916 2009-05-31 Jakub Jelinek <jakub@redhat.com>
5919 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
5920 frame related even if !set_cfa && style < 0.
5922 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
5924 * config/i386/mingw-tls.c: New file.
5925 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
5926 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
5927 defining _WIN32 but not __CYGWIN__.
5929 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5931 * configure.ac: Add MPC support.
5933 * config.in, configure: Regenerate.
5935 2009-05-29 Richard Henderson <rth@redhat.com>
5937 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
5938 NOTE_INSN_BASIC_BLOCK.
5939 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
5940 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
5941 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
5943 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
5945 (add_cfi): Disable check redefining cfa away from drap.
5946 (lookup_cfa_1): Add remember argument; handle remember/restore.
5947 (lookup_cfa): Pass remember argument.
5948 (cfa_remember): New.
5949 (compute_barrier_args_size_1): Remove sibcall check.
5950 (dwarf2out_frame_debug_def_cfa): New.
5951 (dwarf2out_frame_debug_adjust_cfa): New.
5952 (dwarf2out_frame_debug_cfa_offset): New.
5953 (dwarf2out_frame_debug_cfa_register): New.
5954 (dwarf2out_frame_debug_cfa_restore): New.
5955 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
5956 (dwarf2out_begin_epilogue): New.
5957 (dwarf2out_frame_debug_restore_state): New.
5958 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
5959 DW_CFA_restore_state.
5960 (output_cfi_directive): Likewise.
5961 (convert_cfa_to_fb_loc_list): Likewise.
5962 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
5963 * dwarf2out.h: Update.
5964 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
5965 (copy_insn_1): Early out for null.
5966 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
5967 and dwarf2out_frame_debug_restore_state.
5968 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
5969 (prologue_insn_hash, epilogue_insn_hash): New.
5970 (free_after_compilation): Adjust freeing accordingly.
5971 (record_insns): Create hash table if needed; push insns into
5972 hash instead of array.
5973 (maybe_copy_epilogue_insn): New.
5974 (contains): Search hash table instead of array.
5975 (sibcall_epilogue_contains): Remove.
5976 (thread_prologue_and_epilogue_insns): Split eh_return insns
5977 and mark them as epilogues.
5978 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
5979 scanning in terms of basic blocks.
5980 * insn-notes.def (CFA_RESTORE_STATE): New.
5981 * jump.c (returnjump_p_1): Accept EH_RETURN.
5982 (eh_returnjump_p_1, eh_returnjump_p): New.
5983 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
5984 CFA_REGISTER, CFA_RESTORE): New.
5985 * rtl.def (EH_RETURN): New.
5986 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
5988 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
5989 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
5991 * config/i386/i386.c (gen_push): Update cfa state.
5992 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
5993 add a CFA_ADJUST_CFA note.
5994 (ix86_dwarf_handle_frame_unspec): Remove.
5995 (ix86_expand_prologue): Update cfa state.
5996 (ix86_emit_restore_reg_using_pop): New.
5997 (ix86_emit_restore_regs_using_pop): New.
5998 (ix86_emit_leave): New.
5999 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
6000 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
6001 * config/i386/i386.h (struct machine_cfa_state): New.
6002 (ix86_cfa_state): New.
6003 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
6004 (eh_return_internal): Merge from eh_return_<mode>,
6005 use eh_return rtx, split w/ epilogue.
6007 2009-05-29 Ian Lance Taylor <iant@google.com>
6009 * builtins.c (validate_gimple_arglist): Don't use va_arg with
6011 * calls.c (emit_library_call_value_1): Likewise.
6013 * c-typeck.c (c_build_va_arg): New function.
6014 * c-tree.h (c_build_va_arg): Declare.
6015 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
6016 instead of build_va_arg.
6018 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
6020 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
6021 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
6022 (ptr_difference_cost): Use affine combinations to compute it.
6023 (difference_cost): Likewise.
6024 (get_computation_cost_at): Compute more accurate cost for addresses
6025 if the ratio is a multiplier allowed in addresses.
6026 For non-addresses, consider that an additional offset or symbol is
6029 2009-05-29 Jakub Jelinek <jakub@redhat.com>
6031 * config/i386/i386.c (ix86_decompose_address): Avoid useless
6032 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
6034 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
6035 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
6036 (prefix_rex): For UNIT_MMX don't imply the prefix by default
6038 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
6039 to 1 for TYPE_SSE{IADD1,CVT1}.
6040 (prefix_vex_imm8): Removed.
6041 (length_vex): Only pass 1 as second argument to
6042 ix86_attr_length_vex_default if prefix_extra is 0.
6043 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
6044 (length): For prefix vex computation use length_immediate
6045 attribute instead of prefix_vex_imm8.
6046 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
6047 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
6048 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
6049 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
6050 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
6051 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
6052 a space in between the operands.
6053 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
6054 if one operand is 0xff and the other one si, di, bp or sp.
6055 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
6056 other one si, di, bp or sp.
6057 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
6058 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
6059 type and mode attributes.
6060 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
6061 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
6062 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
6063 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
6064 prefix_data16 attribute iff MODE_DF.
6065 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
6066 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
6067 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
6068 constm128_operand in length_immediate computation.
6069 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
6070 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
6071 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
6072 length_immediate attribute to 1.
6073 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
6074 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
6075 for certain alternatives.
6076 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
6077 prefix_data16 attribute if MODE_V1DF.
6078 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
6079 length_immediate to 1.
6080 (set_got_rex64, set_rip_rex64): Remove length attribute, set
6081 length_address to 4, set mode attribute to MODE_DI.
6082 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
6083 (fxam<mode>2_i387): Set length attribute to 4.
6084 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
6085 *prefetch_3dnow_rex): Override length_address attribute.
6086 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
6088 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
6089 (constm128_operand): Removed.
6090 * config/i386/i386.c (memory_address_length): For
6091 disp && !index && !base in 64-bit mode account for SIB byte if
6092 print_operand_address can't optimize disp32 into disp32(%rip)
6093 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
6094 for fs: or gs: segment.
6095 (ix86_attr_length_immediate_default): When checking if shortform
6096 is possible, truncate immediate to the length of the non-shortened
6098 (ix86_attr_length_address_default): Ignore MEM_P operands
6100 (ix86_attr_length_vex_default): Only check for DImode on
6101 GENERAL_REG_P operands.
6102 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
6103 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
6104 (sse_cvttps2pi): Clear prefix_rep attribute.
6105 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
6107 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
6108 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
6109 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
6110 iff operand 2 is const_int_operand.
6111 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
6112 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
6113 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
6115 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
6117 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
6118 prefix_data16 attribute for movlpd and movhpd instructions.
6119 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
6120 length_immediate for shufpd instruction.
6121 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
6122 (avx_cmpp<avxmodesuffixf2c><mode>3,
6123 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
6124 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
6125 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
6126 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
6127 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
6128 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
6129 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
6130 prefix_data16 attribute for the first alternative to 1.
6131 (*avx_loadlps): Override length_immediate for the first alternative.
6132 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
6133 attributes for second alternative.
6134 (*vec_concatv2sf_sse4_1): Override length_immediate and
6135 prefix_data16 attributes for second alternative.
6136 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
6137 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
6138 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
6139 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
6140 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
6141 prefix_data16 and length_immediate to 1.
6142 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
6144 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
6145 prefix_extra attribute for variants that don't have 0f prefix alone.
6146 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
6147 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
6148 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
6149 *sse4_1_pextrd): Set length_immediate to 1.
6150 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
6151 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
6153 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
6154 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
6155 length_immediate to 1 for second alternative.
6156 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
6157 prefix_extra and length_immediate attributes for the first
6159 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
6161 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
6162 to 1 for the first and third alternative.
6163 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
6165 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
6167 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
6169 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
6170 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
6171 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
6172 *avx_psign<mode>3): Set prefix_extra attribute to 1.
6173 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
6174 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
6175 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
6176 ssse3_psign<mode>3): Override prefix_rex attribute.
6177 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
6178 (ssse3_palignrti): Override length_immediate to 1.
6179 (ssse3_palignrdi): Override length_immediate to 1, override
6180 prefix_rex attribute.
6181 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
6182 (sse4a_extrqi): Override length_immediate to 2.
6183 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
6184 (sse4a_insertq): Override prefix_data16 to 0.
6185 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
6186 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
6187 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
6188 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
6189 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
6190 and length_immediate to 1.
6191 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
6192 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
6193 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
6194 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
6195 and length_immediate to 1.
6196 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
6197 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
6198 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
6199 avx_ptest256): Override prefix_extra to 1.
6200 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
6201 Override prefix_data16 and length_immediate to 1.
6202 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
6203 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
6204 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
6205 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
6206 prefix_data16 to 0 and prefix_extra to 2.
6207 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
6208 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
6210 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
6211 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
6212 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
6213 and prefix_extra to 2.
6214 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
6215 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
6216 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
6217 avx_vpermilvar<mode>3,
6218 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
6219 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
6220 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
6221 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
6222 Override prefix_extra to 1.
6223 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
6224 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
6225 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
6226 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
6227 prefix_extra and length_immediate to 1.
6228 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
6230 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
6231 to 1 for the first alternative.
6232 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
6233 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
6235 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
6236 *movv2sf_internal_avx, *movv2sf_internal): Override
6237 prefix_rep attribute for certain alternatives.
6238 (*mov<mode>_internal): Override prefix_rep or prefix_data16
6239 attributes for certain alternatives.
6240 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
6241 attributes for certain alternatives.
6242 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
6243 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
6244 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
6245 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
6246 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
6247 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
6248 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
6249 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
6250 length_immediate to 1 if operand 2 is const_int_operand.
6251 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
6252 *vec_extractv2si_1): Set length_immediate attribute to 1.
6253 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
6254 using old 3DNOW insn rather than SSE/3DNOW_A.
6255 (mmx_emms, mmx_femms): Clear modrm attribute.
6257 2009-05-29 Martin Jambor <mjambor@suse.cz>
6259 * tree-sra.c: New implementation of SRA.
6261 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
6262 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
6263 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
6264 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
6265 (SRA_MAX_STRUCTURE_COUNT): Removed.
6266 (SRA_FIELD_STRUCTURE_RATIO): Removed.
6267 * doc/invoke.texi (sra-max-structure-size): Removed.
6268 (sra-field-structure-ratio): Removed.
6270 2009-05-29 Jakub Jelinek <jakub@redhat.com>
6273 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
6276 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
6278 PR rtl-optimization/40101
6279 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
6280 seqno. Adjust comment.
6281 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
6282 inserting bookkeeping before a jump, the jump is not scheduled.
6283 When no positive seqno found, provide a value. Add comment.
6285 2009-05-29 Richard Guenther <rguenther@suse.de>
6287 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
6288 short-cutting on the first component.
6290 2009-05-29 Jakub Jelinek <jakub@redhat.com>
6293 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
6294 for trees other than decls/types.
6296 2009-05-29 Richard Guenther <rguenther@suse.de>
6298 * tree-ssa-operands.c (get_expr_operands): Do not handle
6299 INDIRECT_REFs in the handled-component case. Remove
6300 unused get_ref_base_and_extent case.
6301 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
6302 tree_low_cst and host_integerp where possible.
6303 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
6304 codes for equivalence.
6305 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
6307 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
6309 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
6310 to tmake_file for i[34567]86-*-cygwin*.
6312 2009-05-29 Jakub Jelinek <jakub@redhat.com>
6315 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
6316 (altivec_categorize_keyword, init_vector_keywords,
6317 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
6320 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
6322 * tree.c (handle_dll_attribute): Check if node is
6323 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
6325 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
6327 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
6329 (thumb2_zero_extendqidi2): Likewise.
6331 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
6333 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
6334 instead of gen_movrt.
6335 * config/sh/sh.md (movrt): Remove.
6337 2009-05-28 Steve Ellcey <sje@cup.hp.com>
6339 * doc/invoke.texi (IA-64 Options):
6340 Add -msdata, -mfused-madd, -mno-inline-float-divide,
6341 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
6342 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
6343 -msched-prefer-non-control-spec-insns,
6344 -msched-stop-bits-after-every-cycle,
6345 -msched-count-spec-in-critical-path,
6346 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
6347 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
6348 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
6349 and -msched-spec-verbose.
6351 2009-05-28 Joseph Myers <joseph@codesourcery.com>
6353 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
6354 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
6356 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
6358 2009-05-28 Richard Guenther <rguenther@suse.de>
6360 * tree-ssa-alias.c (ao_ref_init): New function.
6361 (ao_ref_base): Likewise.
6362 (ao_ref_base_alias_set): Likewise.
6363 (ao_ref_alias_set): Likewise.
6364 (refs_may_alias_p_1): Change signature.
6365 (refs_may_alias_p): Adjust.
6366 (refs_anti_dependent_p): Likewise.
6367 (refs_output_dependent_p): Likewise.
6368 (call_may_clobber_ref_p_1): Change signature.
6369 (call_may_clobber_ref_p): Adjust.
6370 (stmt_may_clobber_ref_p_1): New function split out from ...
6371 (stmt_may_clobber_ref_p): ... here.
6372 (maybe_skip_until): Adjust signature.
6373 (get_continuation_for_phi): Likewise.
6374 (walk_non_aliased_vuses): Likewise.
6375 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
6376 (ao_ref_init): Declare.
6377 (ao_ref_base): Likewise.
6378 (ao_ref_alias_set): Likewise.
6379 (stmt_may_clobber_ref_p_1): Likewise.
6380 (walk_non_aliased_vuses): Adjust.
6381 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
6382 (get_ref_from_reference_ops): remove.
6383 (vn_reference_lookup_2): Adjust signature.
6384 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
6385 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
6386 (vn_reference_lookup): Adjust.
6387 (vn_reference_insert): Likewise.
6388 (vn_reference_insert_pieces): Adjust signature.
6389 (visit_reference_op_call): Adjust.
6390 * tree-ssa-pre.c (get_expr_type): Simplify.
6391 (phi_translate_1): Adjust.
6392 (compute_avail): Likewise.
6393 (translate_vuse_through_block): Do not re-build trees.
6394 (value_dies_in_block_x): Likewise.
6395 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
6397 (vn_reference_lookup_pieces): Adjust declaration.
6398 (vn_reference_insert_pieces): Likewise.
6400 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
6402 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
6403 with checking disabled.
6405 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
6409 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
6410 macro definition for support of three-operand format aligned
6411 .comm directive in assembler on cygwin/pe/mingw target OS.
6412 * configure: Regenerate.
6413 * config.h: Regenerate.
6415 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
6416 aligned form of .comm directive if -mpe-aligned-commons is in effect.
6417 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
6419 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
6420 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
6422 2009-05-28 Ira Rosen <irar@il.ibm.com>
6424 PR tree-optimization/40254
6425 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
6426 in analysis of basic blocks.
6428 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
6431 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
6432 * target-def.h (TARGET_CONST_ANCHOR): New macro.
6433 (TARGET_INITIALIZER): Use it.
6434 * cse.c (CHEAPER): Move it up to the other macros.
6435 (insert): Rename this ...
6436 (insert_with_costs): ... to this. Add cost parameters. Update
6438 (insert): New function. Call insert_with_costs.
6439 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
6440 find_reg_offset_for_const, try_const_anchors): New functions.
6441 (cse_insn): Call try_const_anchors. Adjust cost of src_related
6442 when using a const-anchor. Call insert_const_anchors.
6443 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
6444 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
6446 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
6448 * tree-inline.c (remap_decls): Enable nonlocalized variables
6449 when not optimizing.
6451 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
6453 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
6454 Simplify other tests involving optimize.
6456 2009-05-27 Tom Tromey <tromey@redhat.com>
6458 * unwind-dw2.c (_Unwind_DebugHook): New function.
6459 (uw_install_context): Call _Unwind_DebugHook.
6461 2009-05-27 Tom Tromey <tromey@redhat.com>
6463 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
6465 2009-05-27 Ian Lance Taylor <iant@google.com>
6467 * Makefile.in (LINKER, LINKER_FLAGS): Define.
6468 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
6469 (ALL_LINKERFLAGS): Define.
6470 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
6471 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
6472 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
6473 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
6474 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
6475 $(LINKER_FOR_BUILD).
6476 (build/gcov-iov$(build_exeext)): Likewise.
6478 2009-05-27 Julian Brown <julian@codesourcery.com>
6480 * gcse.c (target.h): Include.
6481 (can_assign_to_reg_without_clobbers_p): Check that the target allows
6482 copy of argument to a pseudo register.
6484 2009-05-27 Diego Novillo <dnovillo@google.com>
6486 * tree-ssa-live.c (dump_scope_block): Document arguments.
6487 (dump_scope_blocks): Document.
6488 (debug_scope_blocks): New.
6489 * tree-flow.h (debug_scope_blocks): Declare.
6491 2009-05-21 Denis Chertykov <denisc@overta.ru>
6493 * doc/contrib.texi (Contributors): Add myself to the list.
6495 2009-05-27 Olivier Hainque <hainque@adacore.com>
6497 * expr.c (target_align): New function. Alignment the TARGET of an
6498 assignment may be assume to have.
6499 (highest_pow2_factor_for_target): Use it instead of relying on
6500 immediate tree attributes of TARGET, not necessarily honored when
6501 intermediate bitfields are involved.
6503 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
6506 * config/i386/driver-i386.c (host_detect_local_cpu): Support
6507 AVX, SSE4, AES, PCLMUL and POPCNT.
6509 2009-05-27 Diego Novillo <dnovillo@google.com>
6511 * tree-pretty-print.c (dump_location): New.
6512 (dump_generic_node): Call it.
6513 Factor code to handle BLOCK nodes ...
6514 (dump_block_node): ... here.
6516 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
6518 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
6520 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
6522 * gcc-plugin.h: Include config.h and system.h.
6523 (IN_GCC): Define if not defined.
6525 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
6528 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
6531 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
6533 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
6535 * config/m32r/m32r.h: Ditto.
6536 * config/m32r/m32r.md: Ditto.
6537 * config/m32r/predicates.md: Ditto.
6539 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
6541 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
6543 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
6546 (Loading plugins): typo.
6547 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
6548 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
6549 (Interacting with the GCC Garbage Collector): Added new section.
6550 (Giving information about a plugin): Added new section for
6552 * ggc.h (ggc_register_root_tab): Added declaration.
6553 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
6554 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
6555 (register_callback): Improved comment in declaration.
6556 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
6557 (extra_root_vec) Added static variable for dynamic roots registration.
6558 (ggc_register_root_tab) Added new routine.
6559 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
6560 PLUGIN_GGC_MARKING event.
6561 * ggc-zone.c: Include plugin.h.
6562 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
6563 * ggc-page.c: Include plugin.h.
6564 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
6565 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
6566 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
6567 (register_callback): check lack of callbacks for
6568 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
6569 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
6570 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
6571 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
6572 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
6573 dependency on plugin.h.
6574 (plugin.o): Added dependency on ggc.h...
6576 2009-05-26 Richard Guenther <rguenther@suse.de>
6580 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
6581 with mismatched comparison modes.
6583 * expr.c (expand_expr_real_1): Expand the operand of a
6584 VIEW_CONVERT_EXPR in its natural mode.
6586 2009-05-26 Ian Lance Taylor <iant@google.com>
6588 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
6589 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
6590 (ALL_COMPILERFLAGS): Define.
6591 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
6592 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
6593 (collect2$(exeext), collect2.o): Likewise.
6594 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
6595 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
6596 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
6597 (libbackend.o, intl.o, cppdefault.o): Likewise.
6598 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
6599 (build/%.o): Use $(COMPILER_FOR_BUILD).
6600 (build/gen%$(build_exeext)): Likewise.
6601 (build/gcov-iov$(build_exeext)): LIkewise.
6602 * config/t-darwin (darwin.o): Use $(COMPILER).
6603 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
6604 * config/t-sol2 (sol2-c.o): Likewise.
6606 * config/t-vxworks (vxworks.o): Likewise.
6607 * config/x-darwin (host-darwin.o): Likewise.
6608 * config/x-hpux (host-hpux.o): Likewise.
6609 * config/x-linux (host-linux.o): Likewise.
6610 * config/x-solaris (host-solaris.o): Likewise.
6611 * config/alpha/x-alpha (driver-alpha.o): Likewise.
6612 * config/arm/t-arm (arm-c.o): Likewise.
6613 * config/arm/t-pe (pe.o): Likewise.
6614 * config/arm/t-wince-pe (pe.o): Likewise.
6615 * config/i386/t-cygming (winnt.o): Likewise.
6616 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
6617 * config/i386/t-cygwin (cygwin1.o): Likewise.
6618 (cygwin2.o): Likewise.
6619 * config/i386/t-i386 (i386-c.o): Likewise.
6620 * config/i386/t-interix (winnt.o): Likewise.
6621 * config/i386/t-netware (netware.o): Likewise.
6622 * config/i386/t-nwld (nwld.o): Likewise.
6623 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
6624 * config/i386/x-i386 (driver-i386.o): Likewise.
6625 * config/i386/x-cygwin (host-cygwin.o): Likewise.
6626 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
6627 * config/ia64/t-ia64 (ia64-c.o): Likewise.
6628 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
6629 * config/mips/x-native (driver-native.o): Likewise.
6630 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
6631 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
6632 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
6633 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
6634 * config/score/t-score-elf (score7.o): Likewise.
6635 (score3.o): Likewise.
6636 * config/sh/t-sh (sh-c.o): Likewise.
6637 * config/sh/t-symbian (sh-c.o): Likewise.
6638 (symbian.o): Likewise.
6639 * config/spu/t-spu-elf (spu-c.o): Likewise.
6640 * config/v850/t-v850 (v850-c.o): Likewise.
6641 * config/v850/t-v850e (v850-c.o): Likewise.
6643 2009-05-26 Richard Guenther <rguenther@suse.de>
6645 PR tree-optimization/40122
6646 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
6647 VECTOR_CSTs if possible.
6648 (fold_gimple_assign): Likewise.
6650 2009-05-26 Richard Guenther <rguenther@suse.de>
6653 * fold-const.c (fold_binary): Use the correct types for building
6656 2009-05-26 Richard Guenther <rguenther@suse.de>
6658 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
6659 redundant calls to merge_alias_info.
6660 (bump_vector_ptr): Likewise.
6661 * tree-ssa-copy.c (merge_alias_info): Remove.
6662 (replace_exp_1): Remove call to merge_alias_info.
6663 (propagate_tree_value): Likewise.
6664 (fini_copy_prop): Propagate points-to info.
6665 * tree-flow.h (merge_alias_info): Remove.
6667 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
6669 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
6671 2009-05-25 Jan Hubicka <jh@suse.cz>
6673 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
6674 * cgraph.h (struct inline_summary): New filed self_wize,
6675 size_inlining_benefit, self_time and time_inlining_benefit.
6676 (struct cgraph_global_info): Replace insns by time ans size fields.
6677 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
6678 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
6679 (ipcp_update_callgraph): Do not touch function bodies.
6680 * ipa-inline.c: Include except.h
6681 (MAX_TIME): New constant.
6682 (overall_insns): Remove.
6684 (overall_size, max_benefit): New static variables.
6685 (cgraph_estimate_time_after_inlining): New function.
6686 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
6687 (cgraph_clone_inlined_nodes): Update size.
6688 (cgraph_mark_inline_edge): Update size.
6689 (cgraph_estimate_growth): Use size info.
6690 (cgraph_check_inline_limits): Check size.
6691 (cgraph_default_inline_p): Likewise.
6692 (cgraph_edge_badness): Compute badness based on benefit and size cost.
6693 (cgraph_decide_recursive_inlining): Check size.
6694 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
6696 (cgraph_decide_inlining): Likewise.
6697 (cgraph_decide_inlining_incrementally): Likewise; honor
6698 PARAM_EARLY_INLINING_INSNS.
6699 (likely_eliminated_by_inlining_p): New predicate.
6700 (estimate_function_body_sizes): New function.
6701 (compute_inline_parameters): Use it.
6702 * except.c (must_not_throw_labels): New function.
6703 * except.h (must_not_throw_labels): Declare.
6704 * tree-inline.c (init_inline_once): Kill inlining_weigths
6705 * tree-ssa-structalias.c: Avoid uninitialized warning.
6706 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
6707 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
6708 (PARAM_INLINE_CALL_COST): Remove.
6709 (PARAM_EARLY_INLINING_INSNS): New.
6711 2009-05-25 Richard Guenther <rguenther@suse.de>
6713 PR tree-optimization/36327
6714 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
6715 callback for reference translation or lookup at the point of may-defs.
6716 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
6717 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
6718 for union COMPONENT_REFs.
6719 (vn_reference_lookup_3): New callback. Lookup from memset
6720 and CONSTRUCTOR assignment, translate through struct copies.
6721 (vn_reference_lookup_pieces): Make sure to not free the
6722 passed operands array. Adjust walk_non_aliased_vuses call.
6723 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
6724 make sure we do not leak memory.
6726 2009-05-25 Richard Guenther <rguenther@suse.de>
6728 * tree-ssa-alias.h (dump_points_to_solution): Declare.
6729 * tree-inline.c (expand_call_inline): Reset the escaped and
6731 * tree-ssa-structalias.c (pass_build_ealias): New.
6732 * tree-pass.h (pass_build_ealias): Declare.
6733 * passes.c (init_optimization_passes): Add PTA during
6734 early optimizations.
6735 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
6736 and CALLUSED solutions.
6737 (dump_points_to_solution): New function, split out from ...
6738 (dump_points_to_info_for): ... here.
6739 * tree-parloops.c (parallelize_loops): Reset the escaped and
6742 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6745 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
6746 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
6748 2009-05-25 Ira Rosen <irar@il.ibm.com>
6750 PR tree-optimization/40238
6751 * tree-vect-stmts.c (vect_init_vector): Insert initialization
6752 statements after basic block's labels.
6753 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
6754 to free the allocated memory.
6756 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
6758 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
6759 return address with a USE.
6761 2009-05-24 Richard Guenther <rguenther@suse.de>
6764 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
6765 array type from the main variant of the inner type.
6767 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6769 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
6770 definition to bool (from int) to un-break build.
6771 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
6773 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
6775 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
6776 discard_stmt_changes): Delete.
6777 * tree-ssa-operands.c (scb_stack): Delete.
6778 (init_ssa_operands): Do not initialize it.
6779 (fini_ssa_operands): Do not free it.
6780 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
6782 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
6783 update_stmt, remove the others. Fix comments.
6784 * tree-dfa.c (optimize_stack_restore): Likewise.
6785 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
6786 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
6787 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
6788 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
6790 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
6791 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
6792 (dom_opt_finalize_block): Likewise, adjusting access to
6794 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
6795 (stmts_to_rescan): Change item type to gimple.
6796 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
6798 2009-05-24 Ira Rosen <irar@il.ibm.com>
6800 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
6801 * tree-pass.h (pass_slp_vectorize): New pass.
6802 * params.h (SLP_MAX_INSNS_IN_BB): Define.
6803 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
6804 * tree-vectorizer.c (timevar.h): Include.
6805 (user_vect_verbosity_level): Declare.
6806 (vect_location): Fix comment.
6807 (vect_set_verbosity_level): Update user_vect_verbosity_level
6808 instead of vect_verbosity_level.
6809 (vect_set_dump_settings): Add an argument. Ignore user defined
6810 verbosity if dump flags require higher level of verbosity. Print to
6811 stderr only for loop vectorization.
6812 (vectorize_loops): Update call to vect_set_dump_settings.
6813 (execute_vect_slp): New function.
6814 (gate_vect_slp): Likewise.
6815 (struct gimple_opt_pass pass_slp_vectorize): New.
6816 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
6818 (vec_info_for_bb): New function.
6819 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
6820 (VECTORIZATION_ENABLED): New macro.
6821 (SLP_ENABLED, SLP_DISABLED): Likewise.
6822 (vect_is_simple_use): Add bb_vec_info argument.
6823 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
6824 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
6825 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
6826 vect_schedule_slp, vect_analyze_slp): Likewise.
6827 (vect_analyze_stmt): Add slp_tree argument.
6828 (find_bb_location): Declare.
6829 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
6830 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
6831 (vect_analyze_loop_operations, vect_analyze_loop,
6832 get_initial_def_for_induction, vect_create_epilog_for_reduction,
6833 vect_finalize_reduction, vectorizable_reduction,
6834 vectorizable_live_operation, vect_transform_loop): Likewise.
6835 * tree-data-ref.c (dr_analyze_innermost): Update comment,
6836 skip evolution analysis if analyzing a basic block.
6837 (dr_analyze_indices): Likewise.
6838 (initialize_data_dependence_relation): Skip the test whether the
6839 object is invariant for basic blocks.
6840 (compute_all_dependences): Skip dependence analysis for data
6841 references in basic blocks.
6842 (find_data_references_in_stmt): Don't fail in case of invariant
6843 access in basic block.
6844 (find_data_references_in_bb): New function.
6845 (find_data_references_in_loop): Move code to
6846 find_data_references_in_bb and add a call to it.
6847 (compute_data_dependences_for_bb): New function.
6848 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
6849 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
6851 (vect_analyze_data_ref_dependence): Check for interleaving in case of
6852 unknown dependence in basic block and fail in case of dependence in
6854 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
6855 dependence instances from either loop or basic block vectorization
6857 (vect_compute_data_ref_alignment): Check if it is loop vectorization
6858 before calling nested_in_vect_loop_p.
6859 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
6860 dependence instances from either loop or basic block vectorization
6862 (vect_verify_datarefs_alignment): Likewise.
6863 (vect_enhance_data_refs_alignment): Adjust function calls.
6864 (vect_analyze_data_refs_alignment): Likewise.
6865 (vect_analyze_group_access): Fix printing. Skip different checks if
6866 DR_STEP is 0. Keep strided stores either in loop or basic block
6867 vectorization data structure. Fix indentation.
6868 (vect_analyze_data_ref_access): Fix comments, allow zero step in
6870 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
6871 dependence instances from either loop or basic block vectorization
6873 (vect_analyze_data_refs): Update comment. Call
6874 compute_data_dependences_for_bb to analyze basic blocks.
6875 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
6876 case of loop vectorization. In case of basic block vectorization use
6877 data-ref itself as a base.
6878 (vect_create_data_ref_ptr): In case of basic block vectorization:
6879 don't advance the pointer, add new statements before the current
6880 statement. Adjust function calls.
6881 (vect_supportable_dr_alignment): Support only aligned accesses in
6882 basic block vectorization.
6883 * common.opt (ftree-slp-vectorize): New flag.
6884 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
6885 (vect_pattern_recog_1): Likewise.
6886 * tree-vect-stmts.c (process_use): Likewise.
6887 (vect_init_vector): Add new statements in the beginning of the basic
6888 block in case of basic block SLP.
6889 (vect_get_vec_def_for_operand): Adjust function calls.
6890 (vect_finish_stmt_generation): Likewise.
6891 (vectorizable_call): Add assert that it is loop vectorization, adjust
6893 (vectorizable_conversion, vectorizable_assignment): Likewise.
6894 (vectorizable_operation): In case of basic block SLP, take
6895 vectorization factor from statement's type and skip the relevance
6896 check. Adjust function calls.
6897 (vectorizable_type_demotion): Add assert that it is loop
6898 vectorization, adjust function calls.
6899 (vectorizable_type_promotion): Likewise.
6900 (vectorizable_store): Check for outer loop only in case of loop
6901 vectorization. Adjust function calls. For basic blocks, skip the
6902 relevance check and don't advance pointers.
6903 (vectorizable_load): Likewise.
6904 (vectorizable_condition): Add assert that it is loop vectorization,
6905 adjust function calls.
6906 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
6907 that it is not reduction, get vector type, call only supported
6908 functions, skip loop specific parts.
6909 (vect_transform_stmt): Check for outer loop only in case of loop
6911 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
6912 (vect_is_simple_use): Fix comment, add new argument, fix conditions
6913 for external definition.
6914 * passes.c (pass_slp_vectorize): New pass.
6915 * tree-vect-slp.c (find_bb_location): New function.
6916 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
6917 check for patterns only in loops.
6918 (vect_build_slp_tree): Add argument, adjust function calls, fail in
6919 case of multiple types in basic block SLP.
6920 (vect_mark_slp_stmts_relevant): New function.
6921 (vect_supported_load_permutation_p): Fix comment.
6922 (vect_analyze_slp_instance): Add argument. In case of basic block
6923 SLP, take vectorization factor from statement's type, check that
6924 unrolling factor is 1. Adjust function call. Save SLP instance in
6925 either loop or basic block vectorization structure. Return FALSE,
6927 (vect_analyze_slp): Add argument. Get strided stores groups from
6928 either loop or basic block vectorization structure. Return FALSE
6929 if basic block SLP failed.
6930 (new_bb_vec_info): New function.
6931 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
6932 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
6933 (vect_schedule_slp): Add argument. Get SLP instances from either
6934 loop or basic block vectorization structure. Set vectorization factor
6935 to be 1 for basic block SLP.
6936 (vect_slp_transform_bb): New function.
6937 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
6939 2009-05-23 Mark Mitchell <mark@codesourcery.com>
6941 * final.c (shorten_branches): Do not align labels for jump tables.
6942 (final_scan_insn): Use JUMP_TABLE_DATA_P.
6944 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
6946 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
6947 Remove outdated reference to flow.c and fix nits.
6948 * doc/gccint.texi: Tweak RTL description.
6949 * doc/rtl.texi: Likewise.
6951 2009-05-23 Denis Chertykov <chertykov@gmail.com>
6953 * config/avr/avr.c: Change my email address.
6954 * config/avr/avr.h: Likewise.
6955 * config/avr/avr.md: Likewise.
6956 * config/avr/avr-protos.h: Likewise.
6957 * config/avr/libgcc.S: Likewise.
6959 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
6961 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
6962 (spu_split_load, spu_split_store): Change return type to int.
6963 (spu_split_convert): Declare.
6964 * config/spu/predicates.md (spu_mem_operand): Remove.
6965 (spu_mov_operand): Update.
6966 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
6967 * config/spu/spu.c (regno_aligned_for_load): Remove.
6968 (reg_aligned_for_addr, spu_expand_load): Define.
6969 (spu_expand_extv): Reimplement and handle MEM.
6970 (spu_expand_insv): Handle MEM.
6971 (spu_sched_reorder): Handle insn's with length 0.
6972 (spu_legitimate_address_p): Reimplement.
6973 (store_with_one_insn_p): Return TRUE for any mode with size
6974 larger than 16 bytes.
6975 (address_needs_split): Define.
6976 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
6978 (spu_convert_move): Define.
6979 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
6980 (spu_split_store): Change all MEM's to TImode.
6981 (spu_init_expanders): Preallocate registers that correspond to
6982 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
6984 (spu_split_convert): Define.
6985 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
6986 (_move<mode>, _movdi, _movti): Update predicate and condition.
6987 (load, store): Change to define_split.
6988 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
6990 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
6991 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
6992 define_insn_and_split of lshr<mode>3.
6993 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
6994 (<v>ashr<mode>3_imm): Define.
6995 (extv, extzv, insv): Allow MEM operands.
6996 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
6997 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
6998 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
6999 (_spu_convert2): Change to define_insn_and_split and remove the
7000 corresponding define_peephole2.
7001 (stack_protect_set, stack_protect_test, stack_protect_test_si):
7002 Change predicates to memory_operand.
7004 2009-05-22 Mark Mitchell <mark@codesourcery.com>
7006 * config/arm/thumb2.md: Add 16-bit multiply instructions.
7008 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7010 PR tree-optimization/40219
7011 * tree.c (iterative_hash_expr): Make sure the builtin function is
7012 a normal builtin function and not a front end or back end builtin
7013 before indexing into the built_in_decls array.
7015 2009-05-22 Richard Guenther <rguenther@suse.de>
7018 * alias.c (write_dependence_p): Do not use TBAA for answering
7019 anti-dependence or output-dependence.
7020 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
7021 (emit_pointer_definition): Remove.
7022 (emit_alias_warning): Likewise.
7023 (find_what_var_points_to): Remove TBAA pruning code.
7024 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
7026 (compute_points_to_sets): Remove code computing the set of
7027 dereferenced pointers.
7028 * tree-data-ref.c (dr_may_alias_p): Properly use the split
7029 oracle for querying anti and output dependencies.
7030 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
7031 if TBAA may be applied.
7032 (refs_anti_dependent_p): New function.
7033 (refs_output_dependent_p): Likewise.
7034 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
7035 (refs_output_dependent_p): Likewise.
7036 * doc/tree-ssa.texi (Memory model): New section.
7037 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
7038 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
7039 * cfgexpand.c (expand_gimple_basic_block): Do not handle
7040 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
7041 * expr.c (expand_expr_real_1): Likewise.
7042 * gimple-low.c (lower_stmt): Likewise.
7043 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
7044 (dump_gimple_cdt): Remove.
7045 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
7046 (gimple_size): Likewise.
7047 (walk_gimple_op): Likewise.
7048 (is_gimple_stmt): Likewise.
7049 (walk_stmt_load_store_addr_ops): Likewise.
7050 (gimple_build_cdt): Remove.
7051 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
7052 * gimple.h (gimple_cdt_new_type): Remove.
7053 (gimple_cdt_new_type_ptr): Likewise.
7054 (gimple_cdt_set_new_type): Likewise.
7055 (gimple_cdt_location): Likewise.
7056 (gimple_cdt_location_ptr): Likewise.
7057 (gimple_cdt_set_location): Likewise.
7058 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
7059 * tree-cfg.c (remove_useless_stmts_1): Do not handle
7060 GIMPLE_CHANGE_DYNAMIC_TYPE.
7061 (verify_types_in_gimple_stmt): Likewise.
7062 * tree-inline.c (estimate_num_insns): Likewise.
7063 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
7064 (copy_decl_to_var): Likewise.
7065 (copy_result_decl_to_var): Likewise.
7066 * tree-pretty-print.c (dump_generic_node): Do not handle
7067 CHANGE_DYNAMIC_TYPE_EXPR.
7068 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
7069 * tree-ssa-operands.c (get_expr_operands): Likewise.
7070 * tree-ssa-structalias.c (struct variable_info): Remove
7071 no_tbaa_pruning member.
7072 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
7073 (unify_nodes): Do not copy it.
7074 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
7075 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
7076 (set_uids_in_ptset): Do not check it.
7077 (find_what_var_points_to): Likewise.
7078 (compute_tbaa_pruning): Remove.
7079 (compute_points_to_sets): Do not call it.
7080 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
7081 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
7082 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
7083 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
7084 (DECL_NO_TBAA_P): Likewise.
7085 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
7086 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
7087 (expand_omp_atomic_pipeline): Do not set it.
7088 * print-tree.c (print_node): Do not dump it.
7089 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
7092 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
7095 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
7098 2009-05-22 Mark Mitchell <mark@codesourcery.com>
7100 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
7103 2009-05-22 Ben Elliston <bje@au.ibm.com>
7105 * Makefile.in (bversion.h, s-bversion): New targets.
7106 (TOPLEV_H): Add bversion.h.
7107 * toplev.h: Include "bversion.h".
7108 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
7109 the __format__ attribute only if compiling with the same version
7110 of GCC as the sources (the "build version").
7112 2009-05-22 Ben Elliston <bje@au.ibm.com>
7114 * c-format.c (handle_format_attribute): Fix comment typo.
7116 2009-05-21 Steve Ellcey <sje@cup.hp.com>
7119 * config/ia64/ia64.opt (mfused-madd): New.
7120 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
7121 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
7122 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
7123 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
7124 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
7125 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
7126 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
7127 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
7128 instruction if !TARGET_FUSED_MADD.
7129 (fpma, fpms): Remove colon from name.
7131 2009-05-22 Richard Guenther <rguenther@suse.de>
7133 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
7134 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
7135 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
7137 (create_expression_by_pieces): Only convert if necessary.
7138 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
7139 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
7141 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
7143 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
7144 regular pattern from a template and rename it ...
7145 (*extzv_truncsi_exts): ... to this.
7147 2009-05-21 Richard Guenther <rguenther@suse.de>
7149 * cgraph.h (struct cgraph_node): Remove inline_decl member.
7150 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
7151 (cgraph_default_inline_p): Likewise.
7152 (cgraph_decide_inlining_incrementally): Likewise.
7154 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
7155 Uros Bizjak <ubizjak@gmail.com>
7157 * config/i386/cpuid.h (bit_MOVBE): New.
7159 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
7161 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
7162 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
7163 (ix86_handle_option): Handle OPT_mmovbe.
7164 (ix86_target_string): Add -mmovbe.
7165 (pta_flags): Add PTA_MOVBE.
7166 (processor_alias_table): Add PTA_MOVBE to "atom".
7167 (override_options): Handle PTA_MOVBE.
7169 * config/i386/i386.h (TARGET_MOVBE): New.
7171 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
7172 (*bswapsi_movbe): New.
7173 (*bswapdi_movbe): Likewise.
7174 (bswapdi2): Renamed to ...
7176 (bswapdi2): New expander.
7178 * config/i386/i386.opt (mmovbe): New.
7180 * doc/invoke.texi: Document -mmovbe.
7182 2009-05-21 Taras Glek <tglek@mozilla.com>
7184 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
7185 * gcc-plugin.h (plugin_init): Updated signature.
7186 * gcc-plugin.h (plugin_name_args): Moved to this header.
7187 * doc/plugins.texi (plugin_init): Updated documention to reflect
7189 * doc/plugins.texi (plugin_name_args): Added to documention.
7191 2009-05-21 Mark Mitchell <mark@codesourcery.com>
7193 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
7194 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
7196 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
7198 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
7199 JUMP_TABLE_DATA_P predicates where applicable.
7200 * config/i386/predicates.md: Ditto.
7201 * config/i386/sse.md: Ditto.
7203 2009-05-21 Jakub Jelinek <jakub@redhat.com>
7205 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
7206 operand2 -128 override length_immediate attribute to 1.
7207 * config/i386/predicates.md (constm128_operand): New predicate.
7209 * config/i386/i386.c (memory_address_length): Handle %r12
7210 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
7212 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
7213 mode look through optional ZERO_EXTEND and SUBREG.
7214 * config/i386/i386.md (R12_REG): New define_constant.
7215 (prefix_data16): For sse unit set also for MODE_TI insns.
7216 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
7217 insns set if operand 1 is ext_QIreg_operand.
7218 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
7219 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
7221 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
7222 mode from MODE_DI to MODE_SI.
7223 (movdi_1_rex64): Override modrm and length_immediate attributes
7224 only for movabs (TYPE_IMOV, alternative 2).
7225 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
7226 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
7227 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
7228 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
7229 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
7230 prefix_rex attribute if DImode.
7231 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
7232 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
7233 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
7234 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
7235 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
7236 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
7237 Likewise. For TYPE_IMOV clear length_immediate attribute.
7238 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
7239 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
7240 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
7241 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
7242 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
7243 or one operand TYPE_ISHIFT.
7244 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
7245 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
7246 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
7247 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
7248 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
7249 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
7250 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
7251 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
7252 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
7253 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
7254 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
7255 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
7256 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
7257 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
7258 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
7259 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
7260 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
7261 set mode attribute, don't override length attribute.
7262 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
7264 (return_internal_long): Set length attribute to 2 instead of 1.
7265 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
7266 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
7267 prefix_rex attribute.
7268 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
7270 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
7272 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7274 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
7276 2009-05-20 Ian Lance Taylor <iant@google.com>
7278 * tree.c (build_tree_list_vec_stat): New function.
7279 (ctor_to_vec): New function.
7280 (build_nt_call_vec): New function.
7281 (build_call_array): Change args to be a const pointer.
7282 (build_call_vec): New function.
7283 * tree.h (build_nt_call_vec): Declare.
7284 (build_tree_list_vec_stat): Declare.
7285 (build_tree_list_vec): Define.
7286 (build_call_array): Update declaration.
7287 (build_call_vec): Declare.
7288 (ctor_to_vec): Declare.
7289 * c-common.c (tree_vector_cache): New static variable.
7290 (make_tree_vector): New function.
7291 (release_tree_vector): New function.
7292 (make_tree_vector_single): New function.
7293 (make_tree_vector_copy): New function.
7294 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
7295 (make_tree_vector_single, make_tree_vector_copy): Declare.
7296 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
7297 (c_parser_expr_list): Don't manage cache here, instead call
7299 (c_parser_release_expr_list): Remove static function.
7300 (c_parser_vec_to_tree_list): Remove static function.
7301 (c_parser_attributes): Call build_tree_list_vec instead of
7302 c_parser_vec_to_tree_list. Call release_tree_vector instead of
7303 c_parser_release_expr_list.
7304 (c_parser_postfix_expression_after_primary): Likewise.
7305 (c_parser_objc_keywordexpr): Likewise.
7307 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
7309 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
7310 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
7311 TARGET_CONVERT_TO_TYPE.
7312 * hooks.c (hook_tree_const_tree_null): Define.
7313 * hooks.h (hook_tree_const_tree_null): Declare.
7314 * target.h (struct gcc_target): Add invalid_parameter_type,
7315 invalid_return_type, promoted_type, and convert_to_type fields.
7316 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
7317 (TARGET_INVALID_RETURN_TYPE): Define.
7318 (TARGET_PROMOTED_TYPE): Define.
7319 (TARGET_CONVERT_TO_TYPE): Define.
7320 (TARGET_INITIALIZER): Update for new fields.
7321 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
7322 (grokparms): Check targetm.invalid_parameter_type.
7323 * c-typeck.c (default_conversion): Check targetm.promoted_type.
7324 * c-convert.c (convert): Check targetm.convert_to_type.
7326 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
7328 * config/mips/mips.md (*extenddi_truncate<mode>,
7329 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
7331 (*extendhi_truncateqi): New define_insn_and_sptit.
7333 2009-05-20 Jakub Jelinek <jakub@redhat.com>
7336 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
7337 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
7339 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
7341 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
7342 the operand of VIEW_CONVERT_EXPR.
7344 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
7346 * config/i386/driver-i386.c (host_detect_local_cpu): Check
7347 extended family and model for Intel processors. Support Intel Atom.
7349 2009-05-20 Olivier Hainque <hainque@adacore.com>
7351 * gstab.h (stab_code_type): Define, to be used instead of the
7352 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
7354 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
7355 occurrences by stab_code_type.
7356 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
7358 2009-05-20 Martin Jambor <mjambor@suse.cz>
7360 * tree-flow.h (insert_edge_copies_seq): Undeclare.
7361 (sra_insert_before): Likewise.
7362 (sra_insert_after): Likewise.
7363 (sra_init_cache): Likewise.
7364 (sra_type_can_be_decomposed_p): Likewise.
7365 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
7366 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
7367 (sra_insert_before): Likewise.
7368 (sra_insert_after): Likewise.
7369 (sra_init_cache): Likewise.
7370 (insert_edge_copies_seq): Made static and moved upwards.
7372 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
7375 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
7377 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
7378 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
7381 2009-05-20 Richard Guenther <rguenther@suse.de>
7383 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
7384 with mismatched comparison modes.
7386 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7388 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
7389 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
7390 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
7391 with shifts for Thumb2.
7392 (orsi_notsi): New for orn.
7393 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
7394 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
7395 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
7396 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
7397 Don't invert remainder for IOR.
7399 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
7401 PR tree-optimization/40087
7402 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
7403 number_of_iterations_ne): Rename never_infinite argument.
7404 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
7405 number_of_iterations_le): Handle pointer-type ivs when
7406 exit_must_be_taken is false.
7407 (number_of_iterations_cond): Do not always assume that
7408 exit_must_be_taken if the control variable is a pointer.
7410 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
7412 * c-typeck.c (build_binary_op): Allow % on integal vectors.
7413 * doc/extend.texi (Vector Extension): Document that % is allowed too.
7415 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
7417 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
7418 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
7420 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7423 * c.opt (Wlogical-op): Disabled by default.
7424 * c-opt (c_common_post_options): Do not enable Wlogical-op with
7426 * doc/invoke.texi (Wlogical-op): Likewise.
7428 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
7430 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
7432 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
7433 Propagate the type of the first operand.
7434 <ASSERT_EXPR>: Simplify.
7435 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
7436 Rewrite using the RHS code as discriminant.
7437 <NOP_EXPR>: Turn into CASE_CONVERT.
7438 <PLUS_EXPR>: Propagate the type of the first operand.
7440 2009-05-19 Steve Ellcey <sje@cup.hp.com>
7442 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
7443 (ia64_dconst_0_375): New.
7444 * config/ia64/ia64.c (ia64_override_options): Remove
7445 -minline-sqrt-min-latency warning.
7446 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
7447 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
7448 * config/ia64/ia64.md (*sqrt_approx): Remove.
7449 (sqrtsf2): Remove #if 0.
7450 (sqrtsf2_internal_thr): Rewrite and move to div.md.
7451 (sqrtdf): Remove assert.
7452 (sqrtdf2_internal_thr): Rewrite and move to div.md.
7453 (sqrtxf2): Remove #if 0.
7454 (sqrtxf2_internal_thr): Rewrite and move to div.md.
7455 * div.md (sqrt_approx_rf): New.
7456 (sqrtsf2_internal_thr): New implementation.
7457 (sqrtsf2_internal_lat): New.
7458 (sqrtdf2_internal_thr: New implementation.
7459 (sqrtxf2_internal): New implementation.
7461 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
7462 Hans-Peter Nilsson <hp@axis.com>
7464 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
7465 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
7466 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
7467 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
7468 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
7469 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
7470 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
7471 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
7472 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
7473 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
7474 * c-common.c: ...from here.
7476 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7478 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
7480 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7482 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
7484 2009-05-19 Ben Elliston <bje@au.ibm.com>
7486 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
7487 assignments with memcpy calls.
7488 (add_fdes): Likewise.
7489 (binary_search_unencoded_fdes): Likewise.
7490 (linear_search_fdes): Eliminate type puns.
7492 2009-05-19 Richard Guenther <rguenther@suse.de>
7494 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
7495 not falsely claim to have propagated into all uses.
7497 2009-05-19 Ben Elliston <bje@au.ibm.com>
7499 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
7502 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
7504 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
7505 * config/sh/sh.c (sh_legitimate_address_p): Make static.
7506 (TARGET_LEGITIMATE_ADDRESS_P): New.
7507 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
7508 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
7510 2009-05-18 Dodji Seketeli <dodji@redhat.com>
7513 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
7514 child of the containing namespace's DIE.
7516 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
7518 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
7519 *zero_extendhi_truncqi): Move after the zero_extend patterns.
7520 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
7523 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
7526 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
7527 gen_align with gen_pad.
7528 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
7529 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
7531 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
7532 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
7534 * config/i386/i386.md (align): Renamed to ...
7535 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
7536 ASM_OUTPUT_MAX_SKIP_PAD.
7538 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
7540 * config.gcc: Fix variable syntax.
7543 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
7544 before calling exact_log2.
7545 (output_iorsi3): Likewise.
7546 (output_xorsi3): Likewise.
7548 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
7550 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
7551 for the none zero constant operand except for EQ and NE
7552 comprisons even when the first operand is R0.
7554 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
7556 * config/s390/2064.md: Remove trailing whitespaces.
7557 * config/s390/2084.md: Likewise.
7558 * config/s390/constraints.md: Likewise.
7559 * config/s390/fixdfdi.h: Likewise.
7560 * config/s390/libgcc-glibc.ver: Likewise.
7561 * config/s390/s390-modes.def: Likewise.
7562 * config/s390/s390-protos.h: Likewise.
7563 * config/s390/s390.c: Likewise.
7564 * config/s390/s390.h: Likewise.
7565 * config/s390/s390.md: Likewise.
7566 * config/s390/tpf-unwind.h: Likewise.
7568 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
7570 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
7572 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
7575 * configure.ac (m68k-*-*): Check if binutils support TLS.
7576 * configure: Regenerate.
7577 * config/m68k/predicates.md (symbolic_operand): Extend comment.
7578 * config/m68k/constraints.md (Cu): New constraint.
7579 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
7580 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
7581 (movsi): Handle TLS symbols.
7582 (addsi3_5200): Handle XTLS symbols, indent.
7583 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
7584 (m68k_tls_reference_p): Declare.
7585 (m68k_legitimize_address): Declare.
7586 (m68k_unwrap_symbol): Declare.
7587 * config/m68k/m68k.opt (mxtls): New option.
7588 * config/m68k/m68k.c (ggc.h): Include.
7589 (m68k_output_dwarf_dtprel): Implement hook.
7590 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
7591 (m68k_expand_prologue): Load GOT pointer when function needs it.
7592 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
7593 (m68k_legitimate_constant_address_p): Same.
7594 (m68k_decompose_address): Handle TLS references.
7595 (m68k_get_gp): New static function.
7596 (enum m68k_reloc): New contants.
7597 (TLS_RELOC_P): New macro.
7598 (m68k_wrap_symbol): New static function.
7599 (m68k_unwrap_symbol): New function.
7600 (m68k_final_prescan_insn_1): New static function.
7601 (m68k_final_prescan_insn): New function.
7602 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
7604 (legitimize_pic_address): Handle TLS references..
7605 (m68k_tls_get_addr, m68k_get_tls_get_addr)
7606 (m68k_libcall_value_in_a0_p)
7607 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
7608 (m68k_call_m68k_read_tp): Helper variables and functions for ...
7609 (m68k_legitimize_tls_address): Handle TLS references.
7610 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
7612 (m68k_legitimize_address): Handle TLS symbols.
7613 (m68k_get_reloc_decoration): New static function.
7614 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
7616 (m68k_output_dwarf_dtprel): Implement hook.
7617 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
7618 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
7619 m68k_call_* routines.
7620 (sched_attr_op_type): Handle TLS symbols.
7621 (gt-m68k.h): Include.
7622 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
7623 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
7625 2009-05-18 Martin Jambor <mjambor@suse.cz>
7627 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
7628 (visit_store_addr_for_mod_analysis): New function.
7629 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
7630 (determine_cst_member_ptr): Use gimple_assign_single_p.
7631 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
7632 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
7633 operands. Don't check number of operands of a NOP_EXPR.
7635 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
7637 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
7639 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
7642 * c-common.c (warn_logical_operator): Don't warn if one of
7643 expression isn't always true or false.
7645 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
7647 * config/i386/biarch32.h: New file.
7648 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
7650 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
7652 * config/mips/mips.md (*zero_extend<mode>_trunchi,
7653 *zero_extend<mode>_truncqi): Merge these into ...
7654 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
7655 Name the pattern following this as *zero_extendhi_truncqi.
7657 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
7660 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
7661 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
7662 (output_info): Make field HOST_WIDEST_INT.
7663 (print_statistics): Use HOST_WIDEST_INT_PRINT.
7664 (dump_bitmat_statistics): Same.
7666 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
7668 * config.gcc (use_gcc_stdint): Set to wrap.
7669 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
7670 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
7671 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7672 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
7673 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
7674 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
7675 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7676 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
7678 2009-05-16 Joseph Myers <joseph@codesourcery.com>
7680 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
7682 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
7683 Move definitions earlier.
7684 (OPT_ARCH64, OPT_ARCH32): Define.
7685 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
7688 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
7691 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
7694 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
7696 * arm.md (movdi2): Copy non-reg values to DImode registers.
7698 2009-05-16 Jakub Jelinek <jakub@redhat.com>
7701 * final.c (label_to_max_skip): New function.
7702 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
7703 CODE_LABEL_NUMBER <= max_labelno.
7704 * output.h (label_to_max_skip): New prototype.
7705 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
7706 (ix86_avoid_jump_mispredicts): ... this. Don't define if
7707 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
7708 Handle CODE_LABELs with >= 16 byte alignment or with
7709 max_skip == (1 << align) - 1.
7710 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
7711 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
7714 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
7715 .p2align 3 if MAX_SKIP is smaller than 7.
7716 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
7718 2009-05-15 Ian Lance Taylor <iant@google.com>
7720 * alias.c (struct alias_set_entry_d): Rename from struct
7721 alias_set_entry. Change all uses.
7722 * except.c (struct call_site_record_d): Rename from struct
7723 call_site_record. Change all uses.
7724 * except.h (struct eh_region_d): Rename from struct eh_region.
7726 * gcse.c (struct hash_table_d): Rename from struct hash_table.
7728 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
7729 ivtype_map_elt. Change all uses.
7730 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
7732 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
7733 * graphite.h (struct name_tree_d): Rename from struct name_tree.
7735 (struct sese_d): Rename from struct sese. Change all uses.
7736 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
7737 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
7738 * optabs.h (struct optab_d): Rename from struct optab. Change all
7740 (struct convert_optab_d): Rename from struct convert_optab.
7742 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
7743 ipa_opt_pass. Change all uses.
7744 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
7747 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
7748 defined as a typedef.
7749 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
7752 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7755 * fold-const.c (make_range,build_range_check,merge_ranges): Move
7757 (merge_ranges): Returns bool.
7758 * tree.h (make_range): .. to here.
7759 (build_range_check): Likewise.
7760 (merge_ranges): Likewise. Renamed from merge_ranges.
7761 * c-typeck.c (parser_build_binary_op): Update calls to
7762 warn_logical_operator.
7763 * c-common.c (warn_logical_operator): Add new warning.
7764 * c-common.h (warn_logical_operator): Update declaration.
7766 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7768 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
7770 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7772 * doc/install.texi: Document MPC requirements, flags etc.
7774 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
7775 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
7776 Evaluate constant arguments.
7777 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
7778 (fold_builtin_1): Likewise, also evaluate constant arguments.
7779 Remove superfluous break.
7780 (do_mpc_ckconv): New.
7781 * real.h: Include mpc.h.
7782 * toplev.c (print_version): Output MPC version info if available.
7784 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7786 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
7788 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
7790 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
7793 2009-05-15 Jan Hubicka <jh@suse.cz>
7795 * doc/invoke.texi (max-early-inliner-iterations): New flag.
7796 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
7797 (try_inline): Fix return value.
7798 (cgraph_decide_inlining_incrementally): Honor new value.
7799 (cgraph_early_inlining): Handle indirect inlining.
7800 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
7802 2009-05-15 Jan Hubicka <jh@suse.cz>
7804 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
7805 * cgraphunit.c (cgraph_finalize_function): Set it.
7806 (cgraph_expand_function): Use it.
7808 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7810 * real.c (encode_ieee_half): Define.
7811 (decode_ieee_half): Define.
7812 (ieee_half_format): Define.
7813 (arm_half_format): Define.
7814 * real.h (ieee_half_format): Declare.
7815 (arm_half_format): Declare.
7817 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
7819 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
7820 swapped, and reversed optabs exist before trying to use them.
7822 2009-05-15 Paul Brook <paul@codesourcery.com>
7823 Sandra Loosemore <sandra@codesourcery.com>
7825 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
7826 loads. Allow PRE_DEC.
7827 (output_move_neon): Handle PRE_DEC.
7828 (arm_print_operand): Add 'A' for neon structure loads.
7829 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
7830 * config/arm/neon.md (neon_mov): Update comment.
7831 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
7833 (Um): New constraint.
7835 2009-05-15 Jan Hubicka <jh@suse.cz>
7837 Revert the following patch until testsuite fallout is fixed:
7838 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
7839 * cgraph.h (struct inline_summary): New filed self_wize,
7840 size_inlining_benefit, self_time and time_inlining_benefit.
7841 (struct cgraph_global_info): Replace insns by time ans size fields.
7842 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
7843 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
7844 (ipcp_update_callgraph): Do not touch function bodies.
7845 * ipa-inline.c: Include except.h
7846 (MAX_TIME): New constant.
7847 (overall_insns): Remove
7848 (overall_size, max_benefit): New static variables.
7849 (cgraph_estimate_time_after_inlining): New function.
7850 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
7851 (cgraph_clone_inlined_nodes): Update size.
7852 (cgraph_mark_inline_edge): Update size.
7853 (cgraph_estimate_growth): Use size info.
7854 (cgraph_check_inline_limits): Check size.
7855 (cgraph_default_inline_p): Likewise.
7856 (cgraph_edge_badness): Compute badness based on benefit and size cost.
7857 (cgraph_decide_recursive_inlining): Check size.
7858 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
7860 (cgraph_decide_inlining): Likewise.
7861 (cgraph_decide_inlining_incrementally): Likewise; honor
7862 PARAM_EARLY_INLINING_INSNS.
7863 (likely_eliminated_by_inlining_p): New predicate.
7864 (estimate_function_body_sizes): New function.
7865 (compute_inline_parameters): Use it.
7866 * except.c (must_not_throw_labels): New function.
7867 * except.h (must_not_throw_labels): Declare.
7868 * tree-inline.c (init_inline_once): Kill inlining_weigths
7869 * tree-ssa-structalias.c: Avoid uninitialized warning.
7870 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
7871 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
7872 (PARAM_INLINE_CALL_COST): Remove.
7873 (PARAM_EARLY_INLINING_INSNS): New.
7875 2009-05-15 Richard Guenther <rguenther@suse.de>
7877 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
7878 not TODO_update_ssa.
7880 2009-05-15 Richard Guenther <rguenther@suse.de>
7882 PR tree-optimization/39999
7883 * gimple.h (gimple_expr_type): Use the expression type looking
7884 through useless conversions.
7885 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
7886 (vn_nary_op_insert_stmt): Likewise.
7887 (simplify_binary_expression): Likewise.
7889 2009-05-15 Richard Guenther <rguenther@suse.de>
7891 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
7892 New options, enabled by default.
7893 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
7895 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
7896 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
7897 * tree-ssa-structalias.c (gate_tree_pta): New function.
7898 (pass_build_alias): Use it.
7900 2009-05-15 Joseph Myers <joseph@codesourcery.com>
7902 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
7903 recurse on an invariant address if a conversion from a pointer
7904 type to a wider integer type is involved.
7906 2009-05-15 Jan Hubicka <jh@suse.cz>
7908 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
7909 * cgraph.h (struct inline_summary): New filed self_wize,
7910 size_inlining_benefit, self_time and time_inlining_benefit.
7911 (struct cgraph_global_info): Replace insns by time ans size fields.
7912 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
7913 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
7914 (ipcp_update_callgraph): Do not touch function bodies.
7915 * ipa-inline.c: Include except.h
7916 (MAX_TIME): New constant.
7917 (overall_insns): Remove
7918 (overall_size, max_benefit): New static variables.
7919 (cgraph_estimate_time_after_inlining): New function.
7920 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
7921 (cgraph_clone_inlined_nodes): Update size.
7922 (cgraph_mark_inline_edge): Update size.
7923 (cgraph_estimate_growth): Use size info.
7924 (cgraph_check_inline_limits): Check size.
7925 (cgraph_default_inline_p): Likewise.
7926 (cgraph_edge_badness): Compute badness based on benefit and size cost.
7927 (cgraph_decide_recursive_inlining): Check size.
7928 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
7930 (cgraph_decide_inlining): Likewise.
7931 (cgraph_decide_inlining_incrementally): Likewise; honor
7932 PARAM_EARLY_INLINING_INSNS.
7933 (likely_eliminated_by_inlining_p): New predicate.
7934 (estimate_function_body_sizes): New function.
7935 (compute_inline_parameters): Use it.
7936 * except.c (must_not_throw_labels): New function.
7937 * except.h (must_not_throw_labels): Declare.
7938 * tree-inline.c (init_inline_once): Kill inlining_weigths
7939 * tree-ssa-structalias.c: Avoid uninitialized warning.
7940 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
7941 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
7942 (PARAM_INLINE_CALL_COST): Remove.
7943 (PARAM_EARLY_INLINING_INSNS): New.
7944 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
7945 (inline-call-cost): Remove.
7946 (early-inlining-insns): New.
7948 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
7950 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
7952 (print_int_cst_bounds_in_octal_p): Likewise.
7953 (dbxout_type): Adjust calls to above functions. Be prepared to deal
7955 * dwarf2out.c (base_type_die): Likewise.
7956 (is_subrange_type): Delete.
7957 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
7958 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
7959 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
7960 if the destination type is boolean.
7961 (build_range_check): Do not special-case subtypes.
7962 (fold_sign_changed_comparison): Likewise.
7963 (fold_unary): Likewise.
7964 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
7965 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
7966 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
7967 * tree.c (subrange_type_for_debug_p): New predicate based on the
7968 former is_subrange_type.
7969 * tree.h (subrange_type_for_debug_p): Declare.
7970 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
7971 (convert_affine_scev): Remove call to above function.
7972 (chrec_convert_aggressive): Likewise.
7973 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
7974 false for conversions involving subtypes.
7975 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
7976 (vrp_val_min): Likewise.
7977 (needs_overflow_infinity): Likewise.
7978 (extract_range_from_unary_expr): Likewise.
7980 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
7982 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
7983 * config/frv/frv.c: Likewise.
7984 * config/s390/s390.c: Likewise.
7985 * config/sparc/sparc.h: Likewise.
7986 * config/i386/i386.h: Likewise.
7987 * config/i386/i386.c: Likewise.
7988 * config/crx/crx.c: Likewise.
7989 * config/m68hc11/m68hc11.h: Likewise.
7990 * config/iq2000/iq2000.c: Likewise.
7991 * config/mn10300/mn10300.h: Likewise.
7992 * config/mn10300/mn10300.c: Likewise.
7993 * config/m68k/m68k.c: Likewise.
7994 * config/rs6000/rs6000.c: Likewise.
7995 * config/rs6000/xcoff.h: Likewise.
7996 * config/rs6000/linux64.h: Likewise.
7997 * config/rs6000/sysv4.h: Likewise.
7998 * config/score/score3.c: Likewise.
7999 * config/score/score7.c: Likewise.
8000 * config/score/score.c: Likewise.
8001 * config/arm/arm.md: Likewise.
8002 * config/mips/mips.c: Likewise.
8003 * config/mips/mips.md: Likewise.
8004 * config/bfin/bfin.h: Likewise.
8005 * config/pa/pa.c: Likewise.
8006 * config/pa/constraints.md: Likewise.
8008 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
8009 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
8010 * config/pdp11/pdp11.h: Use memory_address_p instead.
8012 2009-05-14 Ian Lance Taylor <iant@google.com>
8014 * passes.c (finish_optimization_passes): Change i to int.
8015 * plugin.c (plugins_active_p): Change event to int.
8016 (dump_active_plugins): Likewise.
8017 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
8019 * tree.c (tree_range_check_failed): Change c to unsigned int.
8020 (omp_clause_range_check_failed): Likewise.
8021 (build_common_builtin_nodes): Change mode to int. Add cast.
8022 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
8023 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
8025 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
8026 ++ or -- with a variable of enum type.
8028 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
8031 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
8033 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
8035 * store-motion.c: Do not include params.h
8036 * Makefile.in: Fix dependencies for various files.
8038 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
8040 * auto-inc-dec.c: Fix pass description, remove apparent
8041 accidental duplication.
8043 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
8046 * ipa-utils.h (memory_identifier_string): Moved to ...
8047 * tree.h (memory_identifier_string): Here. Add GTY(()).
8049 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
8051 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
8052 in the former documentation of...
8053 (GO_IF_LEGITIMATE_ADDRESS): ... this.
8054 * ira-conflicts.c (get_dup_num): Use address_operand.
8055 * targhooks.c (default_legitimate_address_p): New.
8056 * targhooks.h (default_legitimate_address_p): New.
8057 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
8059 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
8060 * target.h (struct target): Add legitimate_address_p.
8061 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
8062 (TARGET_INITIALIZER): Include it.
8064 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8065 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
8066 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
8067 (TARGET_LEGITIMATE_ADDRESS_P): New.
8069 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8070 (REG_OK_STRICT_P): Delete.
8071 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
8072 (frv_legitimate_address_p_1): ... this.
8073 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
8074 (frv_legitimate_address_p_1): ... the renamed old
8075 frv_legitimate_address_p.
8076 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
8077 (TARGET_LEGITIMATE_ADDRESS_P): New.
8079 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8080 * config/s390/s390-protos.h (legitimate_address_p): Remove.
8081 * config/s390/s390.c (legitimate_address_p): Rename to...
8082 (s390_legitimate_address_p): ... this, make static.
8083 (legitimize_address): Adjust call.
8084 (TARGET_LEGITIMATE_ADDRESS_P): New.
8085 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
8087 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8088 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
8089 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
8090 (TARGET_LEGITIMATE_ADDRESS_P): New.
8092 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8093 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
8094 * config/spu/spu.c (spu_legitimate_address): Rename to...
8095 (spu_legitimate_address_p): ... this, make static.
8096 (TARGET_LEGITIMATE_ADDRESS_P): New.
8098 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8099 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
8100 * config/sparc/sparc.c (legitimate_address_p): Rename to...
8101 (sparc_legitimate_address_p): ... this, make static and return bool.
8102 (legitimize_address): Adjust call.
8103 (TARGET_LEGITIMATE_ADDRESS_P): New.
8105 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8106 * config/i386/i386-protos.h (legitimate_address_p): Remove.
8107 * config/i386/i386.c (legitimate_address_p): Rename to...
8108 (ix86_legitimate_address_p): ... this, make static.
8109 (constant_address_p): Move after it, adjust call.
8110 (TARGET_LEGITIMATE_ADDRESS_P): New.
8112 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8113 * config/avr/avr-protos.h (legitimate_address_p): Remove.
8114 * config/avr/avr.c (legitimate_address_p): Rename to...
8115 (avr_legitimate_address_p): ... this, make static.
8116 (legitimize_address): Adjust call.
8117 (TARGET_LEGITIMATE_ADDRESS_P): New.
8119 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8120 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
8121 * config/crx/crx.c (crx_legitimate_address_p): Make static.
8122 (TARGET_LEGITIMATE_ADDRESS_P): New.
8124 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8125 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
8126 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
8127 (TARGET_LEGITIMATE_ADDRESS_P): New.
8129 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8130 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
8132 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
8134 (TARGET_LEGITIMATE_ADDRESS_P): New.
8136 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8137 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
8139 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
8141 (m68hc11_legitimate_address_p): ... this, make static.
8142 (go_if_legitimate_address_internal): Rename to...
8143 (m68hc11_legitimate_address_p_1): ... this.
8144 (legitimize_address): Adjust call.
8145 (TARGET_LEGITIMATE_ADDRESS_P): New.
8147 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8148 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
8149 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
8150 (TARGET_LEGITIMATE_ADDRESS_P): New.
8152 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8153 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
8154 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
8155 (mn10300_legitimate_address_p): ... this, make static.
8156 (TARGET_LEGITIMATE_ADDRESS_P): New.
8158 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8159 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
8160 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
8161 (TARGET_LEGITIMATE_ADDRESS_P): New.
8163 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8164 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
8165 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
8166 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8167 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
8168 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
8169 (rs6000_legitimate_address_p): ... this, make static.
8170 (TARGET_LEGITIMATE_ADDRESS_P): New.
8171 (REG_MODE_OK_FOR_BASE_P): Delete.
8172 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
8174 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8175 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
8177 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
8178 static, adjust types.
8179 (TARGET_LEGITIMATE_ADDRESS_P): New.
8181 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8182 * config/score/score.c (score_address_p): Rename to...
8183 (score_legitimate_address_p): ... this.
8184 (TARGET_LEGITIMATE_ADDRESS_P): New.
8185 * config/score/score3.c (score3_address_p): Rename to...
8186 (score3_legitimate_address_p): ... this.
8187 * config/score/score7.c (score7_address_p): Rename to...
8188 (score7_legitimate_address_p): ... this.
8190 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
8191 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
8192 GO_IF_LEGITIMATE_ADDRESS): Delete.
8193 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
8194 thumb2_legitimate_address_p): Delete.
8195 (arm_legitimate_address_p): Rename to...
8196 (arm_legitimate_address_outer_p): ... this.
8197 * config/arm/constraints.md ("Uq"): Adjust call.
8198 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
8199 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
8201 (arm_legitimate_address_outer_p): ... this.
8202 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
8204 (TARGET_LEGITIMATE_ADDRESS_P): New.
8206 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8207 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
8208 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
8209 (TARGET_LEGITIMATE_ADDRESS_P): New.
8211 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8212 * config/vax/vax-protos.h (legitimate_address_p): Remove.
8213 * config/vax/vax.c (legitimate_address_p): Rename to...
8214 (vax_legitimate_address_p): ... this, make static.
8215 (TARGET_LEGITIMATE_ADDRESS_P): New.
8217 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8218 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
8219 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
8220 (TARGET_LEGITIMATE_ADDRESS_P): New.
8222 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8223 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
8224 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
8225 (mmix_legitimate_address_p): ... this, make static.
8226 (TARGET_LEGITIMATE_ADDRESS_P): New.
8228 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8229 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
8230 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
8231 (TARGET_LEGITIMATE_ADDRESS_P): New.
8233 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
8235 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
8236 of MODE_COMPLEX_INT.
8238 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8240 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
8241 LCT_NORMAL in function call.
8242 * mips-tdump.c (print_file_desc): Add cast to enum type.
8243 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
8244 (mark_stabs): Add casts to enum types.
8245 (parse_stabs_common): Add casts to enum types.
8247 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
8249 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
8250 Check for invalid values of LETTER.
8252 2009-05-13 Taras Glek <tglek@mozilla.com>
8254 * attribs.c (register_attribute): moved out attribute registration
8255 into register_attribute.
8256 * doc/plugins.texi: Documented register_attribute and
8258 * gcc-plugin.h: Added forward decl for register_attribute.
8259 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
8260 * plugin.c (register_callback, invoke_plugin_callbacks): Added
8261 PLUGIN_ATTRIBUTES boilerplate.
8263 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
8265 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
8266 values even in sentinel and empty entries.
8267 (ms_printf_flag_specs): Likewise.
8268 (ms_scanf_flag_specs): Likewise.
8269 (ms_strftime_flag_specs): Likewise.
8270 (ms_print_char_table): Likewise.
8271 (ms_scan_char_table): Likewise.
8272 (ms_time_char_table): Likewise.
8274 2009-05-13 Doug Kwan <dougkwan@google.com>
8276 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
8278 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
8280 * config/mips/mips.md (store): Add attributes for QI and HI.
8282 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
8283 (truncdi<mode>2): ... this new pattern.
8285 2009-05-13 Brad Hards <bradh@kde.org>
8287 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
8289 2009-05-14 Jakub Jelinek <jakub@redhat.com>
8290 Ben Elliston <bje@au.ibm.com>
8293 * dse.c (check_mem_read_rtx): Guard against width == -1.
8295 2009-05-13 Michael Matz <matz@suse.de>
8298 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
8299 (trivially_conflicts_p): New function.
8300 (insert_backedge_copies): Use it.
8302 2009-05-13 Janis Johnson <janis187@us.ibm.com>
8304 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
8305 (handle_stdc_pragma): Use new enum constant names.
8306 (handle_pragma_float_const_decimal64): Ditto.
8308 2009-05-13 Ian Lance Taylor <iant@google.com>
8310 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
8313 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
8315 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
8316 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
8318 * config/m68k/m68k.h (FL_UCLINUX): Define.
8320 2009-05-13 Jan Hubicka <jh@suse.cz>
8322 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
8324 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
8326 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
8327 unless -fschedule-insns is specified.
8329 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
8332 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
8333 TARGET_EXPAND_CBRANCHDI4.
8334 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
8335 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
8336 (cmpeqdi): Fix comment.
8338 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
8340 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
8341 (sh_legitimate_address_p): Likewise.
8342 * config/sh/sh.c (sh_legitimate_index_p): New.
8343 (sh_legitimate_address_p): Likewise.
8344 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
8345 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
8346 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
8347 (MAYBE_BASE_REGISTER_RTX_P): New macro.
8348 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
8349 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
8350 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
8351 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
8352 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
8354 2009-05-12 Jan Hubicka <jh@suse.cz>
8356 * tree-inline.c (estimate_operator_cost): Add operands;
8357 when division happens by constant, it is cheap.
8358 (estimate_num_insns): Loads and stores are not having cost of 0;
8359 EH magic stuff is cheap; when computing runtime cost of switch,
8360 use log2 base of amount of its cases; builtin_expect has cost of 0;
8361 compute cost for moving return value of call.
8362 (init_inline_once): Initialize time_based flags.
8363 * tree-inline.h (eni_weights_d): Add time_based flag.
8365 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8367 * df-core.c: Update head documentation.
8369 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8372 * rs6000.c (rs6000_generate_compare): Use op1b instead of
8373 shadowing exisiting variable op1.
8375 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
8378 * config/i386/driver-i386.c (processor_signatures): New enum.
8379 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
8380 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
8381 processor signature to detect geode processor.
8383 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8387 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8389 * optabs.c (prepare_cmp_insn): Temporarily disable test that
8390 causes spurious differences between trunk and cond-optab branch.
8392 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8394 * dojump.c (compare_from_rtx): Delete.
8395 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
8396 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
8397 if the comparison does not satisfy the predicate; test predicates for
8398 operands 2 and 3 of a cstore pattern. Don't try cstore optab
8399 further if one existing pattern fails.
8400 * expr.h (compare_from_rtx): Delete.
8401 (prepare_operand): Declare it.
8402 * optabs.c: Change "lib call" to "libcall" throughout.
8403 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
8404 HAVE_conditional_trap, emit_cmp_insn): Delete.
8405 (can_compare_p): Delete cmp_optab case.
8406 (prepare_float_lib_cmp): Return an rtx and a machine mode.
8407 Accept other parameters by value.
8408 (prepare_operand): Make non-static.
8409 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
8410 other parameters by value. Try to widen operands here based on
8411 an optab_methods argument and looking at cbranch_optab.
8412 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
8413 loop. Use cbranch_optab directly.
8414 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
8415 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
8417 (emit_conditional_move, emit_conditional_add): Inline what's needed
8418 of compare_from_rtx, using new prepare_cmp_insn for the rest.
8419 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
8420 with COMPARE. Move cmov_optab and cstore_optab above
8421 with cbranch_optab, move cmp_optab down with ucmp_optab,
8422 remove tst_otpab. Do not initialize trap_rtx.
8423 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
8424 for trap code. Do not check HAVE_conditional_trap. Use
8425 prepare_cmp_insn. Accept no predicate for operand 3.
8426 * optabs.h (OTI_cmp): Mark as used only for libcalls.
8427 (OTI_ctrap, ctrap_optab): New.
8428 (tst_optab): Delete.
8429 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
8430 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
8431 with lookup of ctrap_optab.
8432 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
8436 * combine.c (combine_simplify_rtx, simplify_set): Do not
8437 special case comparing against zero for cc0 machines.
8438 * simplify-rtx.c (simplify_binary_operation_1): Never remove
8439 COMPARE on cc0 machines.
8440 (simplify_relational_operation): Return a new expression when
8441 a COMPARE could be removed.
8442 * final.c (final_scan_insn): Compare cc_status values
8443 against LHS of a (compare FOO (const_int 0)) cc0 source.
8444 Also check if cc_status.value is the full compare.
8446 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
8447 (cstoreMM4): Document.
8448 (conditional_trap): Document ctrapMM4 instead.
8449 (sync_compare_and_swapMM): Refer to cbranchcc4.
8450 (Dependent Patterns): Eliminate obsolete information referring to
8451 the old jump optimization phase.
8452 (Canonicalization): Include cbranchcc4 case, omit canonicalization
8453 of compares with 0 on cc0 machines.
8454 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
8455 avoiding references to cc0. Remove text about storing operands
8457 * doc/tm.texi (Condition Codes): Include blurb on different
8458 condition code representations, separate into subsections for
8459 CC0, MODE_CC and conditional execution.
8461 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
8462 alpha_emit_setcc): Accept operands and a machine mode.
8463 * config/alpha/alpha.c (alpha_emit_conditional_branch):
8464 Get code/op0/op1 from operands, use machine mode argument
8465 instead of alpha_compare.fp_p. Emit the branch here.
8466 (alpha_emit_setcc): Likewise, and return boolean.
8467 (alpha_emit_conditional_move): Likewise. Assert that
8468 cmp_op_mode == cmp_mode, and simplify accordingly.
8469 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
8470 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
8471 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
8473 (stack probe test): Use cbranchdi4.
8474 * config/alpha/predicates.md (alpha_cbranch_operator): New.
8476 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
8477 * config/arc/arc.h (movsicc, movsfcc): Use it.
8478 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
8479 (cbranchsi4, cstoresi4): New.
8480 (cmpsi, bCC and sCC expanders): Remove.
8482 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
8483 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
8484 * config/arm/predicates.md (arm_comparison_operator): Only include
8485 floating-point operators if there is a hardware floating-point unit.
8486 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
8487 deferring to cbranch_cc and cstore_cc respectively.
8488 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
8489 cbranch_cc, cstore_cc): New.
8490 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
8492 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
8494 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
8495 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
8497 (adjust_insn_length): Adjust calls.
8498 (avr_reorg): Handle (compare (foo) (const_int 0)).
8499 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
8500 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
8501 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
8502 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
8504 (cbranchqi4, cbranchhi4, cbranchsi4): New.
8505 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
8507 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
8508 (cbranchsi4, cstorebi4, cstoresi4): New.
8509 (movbisi): This insn is duplicate, split it to zero_extend.
8510 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
8511 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
8512 (bfin_optimize_loop): Use cbranch expander.
8513 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
8514 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
8515 (bfin_bimode_comparison_operator): ... this.
8516 (bfin_direct_comparison_operator): New.
8518 * config/cris/cris.c (cris_normal_notice_update_cc): Look
8519 inside (compare FOO (const_int 0)).
8520 (cris_rtx_costs): Handle ZERO_EXTRACT.
8521 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
8522 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
8523 (*tstdi_v32): Delete.
8524 (*cmpdi_non_v32): Add M alternative for operand 1.
8525 (cmpsi, cmp<mode>): Make private.
8526 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
8528 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
8530 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
8531 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
8532 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
8533 (cc_reg_operand): New.
8535 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
8536 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
8537 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
8538 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
8539 crx_expand_scond): Delete.
8541 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
8543 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
8544 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
8546 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
8547 cstoresi4, cstoresf4, cstoredf4): New.
8548 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
8549 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
8550 Receive the entire operands array.
8551 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
8552 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
8553 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
8554 Get test/op0/op1 from the operands array.
8555 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
8557 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
8558 (h8300_expand_store): New.
8559 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
8561 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
8562 (h8300_expand_store): New.
8563 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
8564 or do not try to produce (set (cc0) REG).
8565 (peepholes): Wrap arguments with COMPARE. Add a peephole to
8566 change a compare into a move to a scratch register. Disable some
8567 peepholes when comparing with zero.
8568 (tstsi, tsthi, tstsi, cmpqi): Make private.
8571 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
8574 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
8575 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
8576 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
8577 (ix86_emit_i387_log1p): Use cbranchxf2.
8578 (ix86_expand_setcc): Return void.
8579 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
8580 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
8581 cmp<MODEF>, cmpcc): Remove.
8582 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
8583 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
8584 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
8585 (sCC and bCC expanders): Remove.
8586 (stack_protect_test): Use cbranchcc4.
8588 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
8590 (ia64_expand_compare): Accept three rtx by reference and return void.
8591 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
8592 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
8593 from *expr. Update *expr with the BImode comparison to do.
8594 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
8595 cmptf, bCC, sCC, conditional_trap): Delete.
8596 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
8597 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
8598 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
8599 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
8600 * config/ia64/predicates.md (ia64_cbranch_operator): New.
8602 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
8603 type of last argument.
8604 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
8605 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
8606 use machine mode argument instead of branch_type. Remove dead
8607 code for floating-point comparisons.
8608 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
8609 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
8611 (cbranchsi4, cstoresi4): New.
8612 * config/iq2000/predicates.md (reg_or_const_operand): New.
8614 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
8615 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
8616 (b<code>_op): Rewrite to...
8617 (bcc_op): ... this, using match_operator.
8618 (s<code>_op): Rewrite to...
8619 (scc_op): ... this, using match_operator.
8620 (s<code>_24_op): Rewrite to...
8621 (scc_op_24): ... this, using match_operator.
8622 (s<code>_<mode>): Rewrite to...
8623 (cstore<mode>4): ... this, using match_operator.
8624 (s<code>_<mode>_24): Rewrite to...
8625 (cstore<mode>4_24): ... this, using match_operator.
8626 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
8627 m32c_unpend_compare, m32c_expand_scc): Delete.
8628 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
8629 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
8630 (m32c_expand_movcc): Change NE to EQ if necessary.
8631 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
8633 * config/m32r/m32r-protos.h (gen_cond_store): New.
8634 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
8635 (gen_cond_store): New, from sCC patterns.
8636 (m32r_expand_block_move): Use cbranchsi4.
8637 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
8638 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
8639 (cbranchsi4, cstoresi4): New.
8641 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
8643 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
8644 (m68hc11_notice_update_cc): Look into a compare with 0.
8645 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
8647 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
8648 cmphi, cmpqi, bCC): Delete.
8649 (cbranchsi4, cbranchhi4, cbranchqi4): New.
8650 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
8651 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
8654 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
8655 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
8656 * config/m68k/constraints.md (H): New.
8657 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
8658 the define_insn below.
8659 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
8660 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
8661 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
8662 patterns): Wrap RHS with COMPARE.
8663 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
8664 (*cmpdi_internal): Name this pattern.
8665 (cmpdi): Change to define_insn.
8666 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
8667 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
8668 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
8670 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
8671 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
8672 (conditional_trap): Change to...
8673 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
8674 (*conditional_trap): Use the ordered_comparison_operator and
8675 const1_operand predicates.
8676 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
8677 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
8678 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
8679 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
8681 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
8682 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
8683 (mcore_gen_compare): New.
8684 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
8685 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
8686 (mcore_gen_compare): ... this.
8687 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
8688 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
8689 (stack probe pattern): Use cbranchsi4.
8691 * config/mips/predicates.md (mips_cstore_operator): New.
8692 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
8693 * config/mips/mips.md (any_cond): Delete.
8694 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
8696 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
8697 fixuns_truncsfdi2): Use cbranch patterns.
8698 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
8699 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
8700 Adjust call to mips_expand_conditional_branch.
8701 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
8703 * config/mips/mips-protos.h (mips_expand_conditional_branch,
8704 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
8705 * config/mips/mips.c (cmp_operands): Delete.
8706 (mips_emit_compare): Get comparison operands from *op0/*op1.
8707 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
8708 that it succeeds. Use op0/op1 instead of cmp_operands.
8709 (mips_expand_conditional_branch, mips_expand_conditional_move,
8710 mips_expand_conditional_trap): Likewise.
8711 (mips_block_move_loop): Use cbranch patterns.
8712 * config/mips/mips.h (cmp_operands): Delete.
8714 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
8715 (mmix_gen_compare_reg): Just return a register in the right CC mode.
8716 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
8717 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
8718 (*cmpcc_folded): Rename to...
8719 (*cmpdi_folded): this.
8720 (*cmpcc): Rename to...
8722 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
8725 (cbranchdf4): New. Handle invalid comparisons here.
8726 * config/mmix/predicates.md (float_comparison_operator): New.
8728 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
8729 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
8730 * config/mn10300/mn10300.md (tst): Delete.
8731 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
8732 Name these patterns and wrap RHS in a compare.
8733 (*cmpsi): Make this pattern private. Include tst.
8734 (*cmpsf): Make this pattern private.
8735 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
8736 (compare with zero peepholes): Likewise.
8738 (cbranchsi4, cbranchsf4): New.
8739 (casesi): Use cbranchsi4.
8741 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
8742 hppa_branch_type): Delete.
8743 (return_addr_rtx): Use cbranchsi4.
8744 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
8745 Emit CCFPmode comparison here.
8746 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
8747 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
8748 hppa_branch_type): Delete.
8749 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
8750 (movsicc, movdicc): Remove references to hppa_compare_op0,
8751 hppa_compare_op1 and compare_from_rtx.
8752 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
8753 (casesi): Use cbranchsi4.
8755 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
8756 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
8757 * config/pdp11/pdp11.md (register_or_const0_operand): New.
8758 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
8759 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
8761 (cbranchdf4, cbranchhi4, cbranchqi4): New.
8762 (*branch, *branch_inverted): New.
8764 * config/picochip/picochip.md (cbranchhi4): Use
8765 ordered_comparison_operator.
8766 (cmphi, bCC): Remove.
8768 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
8769 (trap_comparison_operator): Delete.
8770 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
8771 rs6000_emit_cbranch): Accept mode and operands.
8772 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
8773 rs6000_compare_fp_p): Delete.
8774 (rs6000_generate_compare): Accept mode and comparison. Extract code
8775 and op0/op1 from there. Replace references to rs6000_compare_op0
8776 and rs6000_compare_op1.
8777 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
8778 extract result from passed operands.
8779 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
8780 extract loc from passed operands.
8781 (rs6000_emit_cmove): Likewise.
8782 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
8783 rs6000_compare_fp_p): Delete.
8784 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
8785 (cbranch<GPR>4, cbranch<FP>4): New.
8786 (cstore<mode>4): New. Consolidate here all choices about when to use
8787 portable or specialized sCC sequences.
8788 (stack_protect_test): Use cbranchsi4.
8789 (conditional_trap): Replace with ctrap<GPR>4.
8790 (conditional trap insn): Replace trap_comparison_operator with
8791 ordered_comparison_operator.
8793 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
8794 (s390_emit_prologue): Use ctrap.
8795 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
8796 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
8797 New predicates replacing...
8798 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
8799 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
8800 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
8801 (add<mode>cc): Do not use s390_compare_op0/op1.
8802 (s<code>): Change to...
8803 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
8805 (cstorecc4): ... this. Handle EQ or NE equally.
8806 (*sne): Un-privatize for use in cstorecc4.
8807 (b<code>): Change to...
8808 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
8809 (conditional_trap): Replace with...
8810 (ctrap<GPR>4, ctrap<FP>4): ... these.
8811 (stack_protect): Use cbranchcc4.
8813 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
8814 * config/score/score-protos.h (score_gen_cmp): Delete.
8815 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
8816 (score_block_move-loop): Use cbranchsi4.
8817 * config/score/score.md (cbranchsi4): New.
8818 (cmpsi, bCC): Delete.
8819 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
8820 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
8821 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
8822 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
8823 * config/score/score3.h (score3_gen_cmp): Delete.
8824 * config/score/score7.h (score7_gen_cmp): Delete.
8826 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
8827 (sh_emit_scc_to_t): ... this. Return void.
8828 (from_compare): Rename to...
8829 (sh_emit_compare_and_branch): ... this.
8830 (sh_emit_compare_and_set): New.
8831 (sh_expand_t_scc): Accept operands.
8832 * config/sh/predicates.md (sh_float_comparison_operator): New.
8833 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
8834 (prepare_scc_operands): Rename to...
8835 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
8837 (sh_emit_cheap_store_flag): New.
8838 (sh_emit_set_t_insn): New.
8839 (from_compare): Rename to...
8840 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
8841 handling of TARGET_SH2E floating point to avoid recursive call.
8842 Generate branch here.
8843 (sh_emit_compare_and_set): New.
8844 (sh_expand_t_scc): Get op0/op1 from arguments.
8845 (sh_emit_cheap_store_flag): New.
8846 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
8848 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
8849 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
8850 (movsicc, movdicc): Do nothing when it recreated operands from
8851 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
8852 prepare_scc_operands (now sh_emit_scc_to_t).
8853 (udivdi3): Use cstoresi4.
8854 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
8855 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
8856 (cbranchint4_media, cbranchfp4_media): New.
8857 (casesi): Use cbranchdi4.
8858 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
8860 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
8861 (movnegt): Remove second operand.
8862 (cbranchsf4, cbranchdf4): New.
8863 (stack_protect): Use cbranchdi4/cbranchsi4.
8865 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
8866 (gen_compare_reg): Accept comparison, extract part of it to...
8867 (gen_compare_reg_1): ... this.
8868 (gen_compare_operator): Delete.
8869 (gen_v9_scc): Accept separate destination, comparison code and arms.
8870 Do not use sparc_compare_op0/sparc_compare_op1.
8871 (emit_scc_insn, emit_conditional_branch_insn): New.
8872 (emit_v9_brxx): Make static. Remove useless assertion.
8873 (sparc_emit_float_lib_cmp): Return RTL instead of calling
8875 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
8876 * config/sparc/sparc-protos.h (gen_compare_reg,
8877 sparc_emit_float_lib_cmp): Adjust prototype.
8878 (emit_scc_insn, emit_conditional_branch_insn): New.
8879 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
8880 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
8881 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
8882 iterators to the top.
8883 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
8884 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
8885 snedi_special_trunc): Delete.
8886 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
8887 and snedi_special_trunc.
8888 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
8889 cbranchdi4, cbranch<F:mode>4): New.
8890 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
8891 here. Use gen_compare_reg instead of gen_compare_operator.
8892 (conditional_trap): Replace with...
8893 (ctrapsi4, ctrapdi4): ... this.
8894 (stack_protect_test): Use cbranchcc4.
8896 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
8898 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
8899 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
8900 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
8901 from operands[0] or operands[3] depending on is_set.
8902 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
8903 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
8904 cmpdf, bCC), sCC: Remove.
8905 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
8906 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
8908 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
8909 spu_emit_branch_or_set.
8911 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
8913 * config/stormy16/stormy16.h (xstormy16_compare_op0,
8914 xstormy16_compare_op1): Delete.
8915 * config/stormy16/stormy16.c (xstormy16_compare_op0,
8916 xstormy16_compare_op1): Delete.
8917 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
8919 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
8920 (cmphi, cmpsi, bCC): Remove.
8922 * config/v850/v850.md (tstsi, cmpsi): Fold into...
8923 (*cmpsi): ... this one.
8924 (cbranchsi4, cstoresi4): New.
8925 (bCC expanders): Delete.
8926 (sCC insns): Fold into...
8927 (*setcc): ... this one.
8928 (casesi): Do not use gen_cmpsi and gen_bgtu.
8929 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
8930 (movsicc): Simplify.
8931 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
8933 * config/vax/vax-protos.h (cond_name): New.
8934 (vax_output_conditional_branch): Remove.
8935 * config/vax/vax.c (cond_name): New.
8936 (vax_output_conditional_branch): Remove.
8937 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
8938 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
8939 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
8940 (bit<VAXint>): Wrap source with (compare).
8941 (b<code> and following unnamed pattern): Rename to *branch and
8942 *branch_reversed. Change macroization to match_operator.
8943 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
8945 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
8946 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
8947 Change last argument to machine_mode.
8948 (xtensa_expand_scc): Add machine_mode argument.
8949 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
8950 (gen_conditional_move, xtensa_expand_conditional_branch,
8951 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
8952 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
8953 Adjust operand numbers.
8954 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
8956 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
8957 (cmpsi, cmpsf, b<code>, s<code>): Delete.
8958 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
8960 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
8962 * optabs.c (prepare_cmp_insn): Temporarily disable test that
8963 causes spurious differences between trunk and cond-optab branch.
8965 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
8968 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
8970 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
8972 * tree.c (iterative_hash_pointer): Delete.
8973 (iterative_hash_expr): Short-circuit handling of NULL pointer.
8974 Hash UIDs and versions of SSA names. Don't special-case built-in
8975 function declarations.
8977 2009-05-11 Ian Lance Taylor <iant@google.com>
8980 * graphite.c: Force -Wc++-compat to only be a warning before
8981 #including "cloog/cloog.h".
8983 2009-05-11 Martin Jambor <mjambor@suse.cz>
8985 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
8987 2009-05-11 Jan Hubicka <jh@suse.cz>
8989 * tree-ssa-loop-ivcanon.c: Include target.h
8990 (struct loop_size): new structure.
8991 (constant_after_peeling): New predicate.
8992 (tree_estimate_loop_size): New function.
8993 (estimated_unrolled_size): Rewrite for new estimates.
8994 (try_unroll_loop_completely): Use new estimates.
8995 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
8997 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
8999 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
9000 libcpp interface change.
9001 (spu_macro_to_expand): Likewise.
9003 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
9005 PR tree-optimization/40026
9006 * gimplify.c (gimplify_init_constructor): Change initial conditional
9007 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
9008 optimize_compound_literals_in_ctor.
9010 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
9012 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
9014 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
9016 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
9018 * tree-vect-data-refs.c (vect_analyze_group_access): Use
9019 HOST_WIDE_INT for gap.
9021 2009-05-11 Ira Rosen <irar@il.ibm.com>
9023 PR tree-optimization/40074
9024 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
9025 account in group size and step comparison.
9027 2009-05-11 Richard Guenther <rguenther@suse.de>
9029 * passes.c (init_optimization_passes): Strip now incorrect comment.
9030 (execute_function_todo): Do not set PROP_alias.
9031 * tree-pass.h (PROP_alias): Remove.
9032 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
9033 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
9034 * tree-nrv.c (pass_return_slot): Likewise.
9035 * tree-object-size.c (pass_object_sizes): Likewise.
9036 * tree-ssa-dom.c (pass_dominator): Likewise.
9037 (pass_phi_only_cprop): Likewise.
9038 * tree-ssa-dse.c (pass_dse): Likewise.
9039 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
9040 (pass_cselim): Likewise.
9041 * tree-ssa-pre.c (pass_pre): Likewise.
9042 (pass_fre): Likewise.
9043 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
9044 * tree-ssa-sink.c (pass_sink_code): Likewise.
9045 * tree-stdarg.c (pass_stdarg): Likewise.
9046 * tree-tailcall.c (pass_tail_calls): Likewise.
9047 * tree-vrp.c (pass_vrp): Likewise.
9049 2009-05-10 Ian Lance Taylor <iant@google.com>
9051 * basic-block.h (enum profile_status): Break out of struct
9053 * cgraph.h (struct inline_summary): Break out of struct
9055 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
9056 of struct cgraph_order_sort.
9057 * combine.c (enum undo_kind): New enum, broken out of struct undo.
9058 * cse.c (struct branch_path): Break out of struct
9059 cse_basic_block_data.
9060 * except.h (enum eh_region_type): Break out of struct eh_region.
9061 * gcc.c (enum add_del): Break out of struct modify_target.
9062 * genrecog.c (enum decision_type): Break out of struct decision_test.
9063 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
9065 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
9066 * regmove.c (enum match_use): New enum, broken out of struct match.
9067 * sched-int.h (enum post_call_group): New enum, broken out of
9069 (struct deps_reg): Break out of struct deps.
9070 * target.h (struct asm_int_op): Break out of struct gcc_target.
9071 * tree-eh.c (struct goto_queue_node): Break out of struct
9073 * tree-inline.h (enum copy_body_cge_which): Break out of
9075 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
9077 * c-decl.c (in_struct, struct_types): New static variables.
9078 (pushtag): Add loc parameter. Change all callers.
9079 (lookup_tag): Add ploc parameter. Change all callers.
9080 (check_compound_literal_type): New function.
9081 (parser_xref_tag): Add loc parameter. Change all callers. If
9082 -Wc++-compat, warn about struct/union/enum types defined within a
9084 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
9085 and loc parameters. Change all callers. Change error calls to
9086 error_at, using loc. For a redefinition, if the location of the
9087 original definition is known, report it. Set in_struct and
9088 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
9089 (finish_struct): Add new parameters enclosing_in_struct and
9090 enclosing_struct_types. Change all callers. Set
9091 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
9092 in the struct. If in a struct, add this struct to struct_types.
9093 (start_enum): Add loc parameter. Change all callers. Use
9094 error_at for errors, using loc. For a redefinition, if the
9095 location of the original definition is known, report it. If in a
9096 struct, add this enum type to struct_types. If -Wc++-compat warn
9097 if in sizeof, typeof, or alignof.
9098 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
9099 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
9100 (c_parser_enum_specifier): Get enum location for start_enum.
9101 (c_parser_struct_or_union_specifier): Get struct location for
9102 start_struct. Save in_struct and struct_types status between
9103 start_struct and finish_struct.
9104 (c_parser_cast_expression): Get location of cast.
9105 (c_parser_alignof_expression): Get location of type.
9106 (c_parser_postfix_expression): Likewise.
9107 (c_parser_postfix_expression_after_paren_type): Add type_loc
9108 parameter. Change all callers. Call check_compound_literal_type.
9109 Use type_loc for error about variable size type.
9110 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
9111 of an enum constant from an enum type defined in a struct or union.
9112 (c_cast_expr): Add loc parameter. Change all callers. If
9113 -Wc++-compat, warn about defining a type in a cast.
9114 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
9115 (start_enum, start_struct, finish_struct): Update declarations.
9116 (parser_xref_tag, c_cast_expr): Update declarations.
9117 (check_compound_literal_type): Declare.
9119 2009-05-11 Ben Elliston <bje@au.ibm.com>
9121 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
9122 for recent libcpp interface change.
9123 (rs6000_macro_to_expand): Likewise.
9125 2009-05-10 Michael Matz <matz@suse.de>
9128 * config/arm/arm.c (require_pic_register): Emit on entry edge,
9129 not at entry of function.
9131 2009-05-10 Richard Guenther <rguenther@suse.de>
9133 PR tree-optimization/40081
9135 * tree-sra.c (instantiate_element): Instantiate scalar replacements
9136 using the main variant of the element type. Do not fiddle with
9137 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
9139 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
9140 structs with volatile fields.
9142 2009-05-10 Jan Hubicka <jh@suse.cz>
9144 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
9145 (estimate_move_cost): Assert that it does not get called for
9147 (estimate_num_insns): Skip VOID types in argument handling.
9148 (optimize_inline_calls): Delete unreachable blocks and verify that
9151 2009-05-10 Jan Hubicka <jh@suse.cz>
9153 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
9154 * cgraph.c (cgraph_mark_address_taken_node): New function.
9155 (dump_cgraph_node): Dump new flag.
9156 * cgraph.h (struct cgraph_node): Add address_taken.
9157 (cgraph_mark_address_taken_node): New function.
9158 * ipa.c (cgraph_postorder): Prioritize functions with address taken
9159 since new direct calls can be born.
9161 2009-05-10 Joseph Myers <joseph@codesourcery.com>
9163 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
9166 2009-05-10 Jan Hubicka <jh@suse.cz>
9169 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
9171 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
9172 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
9173 * tree-inline.c (copy_bb): Set frequency correctly.
9174 (fold_marked_statements): Update call to
9175 cgraph_update_edges_for_call_stmt.
9177 2009-05-10 Joseph Myers <joseph@codesourcery.com>
9179 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
9180 identifiers in diagnostics.
9181 * config/arm/arm.c (arm_handle_fndecl_attribute,
9182 arm_handle_isr_attribute): Likewise.
9183 * config/avr/avr.c (avr_handle_progmem_attribute,
9184 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
9185 * config/bfin/bfin.c (handle_int_attribute,
9186 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
9187 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
9188 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
9190 * config/darwin.c (darwin_handle_kext_attribute,
9191 darwin_handle_weak_import_attribute): Likewise.
9192 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
9193 h8300_handle_eightbit_data_attribute,
9194 h8300_handle_tiny_data_attribute): Likewise.
9195 * config/i386/i386.c (ix86_handle_cconv_attribute,
9196 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
9197 * config/i386/winnt.c (ix86_handle_shared_attribute,
9198 ix86_handle_selectany_attribute): Likewise.
9199 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
9200 * config/m32c/m32c.c (function_vector_handler): Likewise.
9201 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
9202 m68hc11_handle_fntype_attribute): Likewise.
9203 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
9204 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
9205 * config/mips/mips.c (mips_insert_attributes,
9206 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
9207 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
9208 rs6000_handle_struct_attribute): Likewise.
9209 * config/sh/sh.c (sh_insert_attributes,
9210 sh_handle_resbank_handler_attribute,
9211 sh_handle_interrupt_handler_attribute,
9212 sh2a_handle_function_vector_handler_attribute,
9213 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
9215 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
9216 * config/spu/spu.c (spu_handle_fndecl_attribute,
9217 spu_handle_vector_attribute): Likewise.
9218 * config/stormy16/stormy16.c
9219 (xstormy16_handle_interrupt_attribute): Likewise.
9220 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
9221 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
9223 2009-05-10 Joseph Myers <joseph@codesourcery.com>
9225 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
9226 (pp_translate_identifiers): New.
9227 (pp_identifier): Only conditionally translate identifier to locale
9229 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
9230 (pp_base_tree_identifier): Only conditionally translate identifier
9231 to locale character set.
9232 * c-pretty-print.c (M_): Define.
9233 (pp_c_type_specifier, pp_c_primary_expression): Mark English
9234 fragments for conditional translation with M_.
9235 * tree-pretty-print.c (maybe_init_pretty_print): Disable
9236 identifier translation.
9238 2009-05-10 Richard Guenther <rguenther@suse.de>
9240 PR tree-optimization/40081
9241 * tree-sra.c (instantiate_element): Instantiate scalar replacements
9242 using the main variant of the element type. Do not fiddle with
9243 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
9245 2009-05-09 Jan Hubicka <jh@suse.cz>
9248 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
9249 indirect calls; verify cgraph afterwards.
9251 2009-05-09 Jan Hubicka <jh@suse.cz>
9254 * ipa.c (update_inlined_to_pointer): New function.
9255 (cgraph_remove_unreachable_nodes): Use it.
9257 2009-05-09 Jan Hubicka <jh@suse.cz>
9259 * tree-eh.c (struct leh_state): Remove prev_try.
9260 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
9262 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
9263 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
9264 remove_eh_handler_and_replace, foreach_reachable_handler,
9265 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
9266 * except.h (struct eh_region): Remove eh_region_u_cleanup.
9267 (gen_eh_region_cleanup): Update prototype.
9269 2009-05-09 Jan Hubicka <jh@suse.cz>
9272 * except.c (copy_eh_region): Always set prev_try.
9273 (redirect_eh_edge_to_label): Find outer try.
9274 (foreach_reachable_handler): When looking for prev try
9275 handle case where previous try is not going to be taken.
9277 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
9279 PR tree-optimization/40049
9280 * tree-vect-stmts.c (vectorizable_operation): If the machine has
9281 only vector/vector shifts, convert the type of the constant to the
9282 appropriate type to avoid building incorrect trees, which
9283 eventually have problems with garbage collection.
9285 2009-05-08 Joseph Myers <joseph@codesourcery.com>
9287 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
9288 -1 for complex floating-point types if honoring signed zeros.
9290 2009-05-08 Jan Hubicka <jh@suse.cz>
9292 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
9293 argument; handle correctly when profile is absent.
9294 (build_cgraph_edges): Update.
9295 (rebuild_cgraph_edges): Update.
9296 * cgraph.c: Do not include varray.h.
9297 (cgraph_set_call_stmt_including_clones): New function.
9298 (cgraph_create_edge_including_clones): Likewise
9299 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
9300 (cgraph_update_edges_for_call_stmt): Handle clones.
9301 (cgraph_remove_node): Handle clone tree.
9302 (cgraph_remove_node_and_inline_clones): New function.
9303 (dump_cgraph_node): Dump clone tree.
9304 (cgraph_clone_node): Handle clone tree.
9305 (clone_function_name): Bring here from tree-inline.c.
9306 (cgraph_create_virtual_clone): New function.
9307 * cgraph.h (ipa_replace_map): Move here from ipa.h.
9308 (cgraph_clone_info): New function.
9309 (strut cgraph_node): Add clone_info and new clone tree pointers.
9310 (cgraph_remove_node_and_inline_clones,
9311 cgraph_set_call_stmt_including_clones,
9312 cgraph_create_edge_including_clones,
9313 cgraph_create_virtual_clone): Declare.
9314 (cgraph_function_versioning): Use VEC argument.
9315 (compute_call_stmt_bb_frequency): Update prototype.
9316 (cgraph_materialize_all_clones): New function.
9317 * ipa-cp.c (ipcp_update_cloned_node): Remove.
9318 (ipcp_create_replace_map): Update to VECtors.
9319 (ipcp_update_callgraph): Use virtual clones.
9320 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
9321 (ipcp_update_profiling): Do not update local profiling.
9322 (ipcp_insert_stage): Use VECtors and virtual clones.
9323 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
9324 (clone_of_p): New function.
9325 (cgraph_preserve_function_body_p): Use clone tree.
9326 (cgraph_optimize): Materialize clones.
9327 (cgraph_function_versioning): Update for VECtors.
9328 (save_inline_function_body): Use clone tree.
9329 (cgraph_materialize_clone): New function.
9330 (cgraph_materialize_all_clones): Likewise.
9331 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
9332 * ipa.c: Include gimple.h.
9333 (cgraph_remove_unreachable_nodes): Use clone tree.
9334 * ipa-prop.c (ipa_note_param_call): Update call to
9335 compute_call_stmt_bb_frequencycall.
9336 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
9337 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
9338 (copy_bb): Handle updating of clone tree; add new edge when new call
9340 (expand_call_inline): Be strict about every call having edge.
9341 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
9342 (delete_unreachable_blocks_update_callgraph): New function.
9343 (tree_function_versioning): Use VECtors; always remove unreachable
9344 blocks and fold conditionals.
9345 * tree-inline.h: Do not include varray.h.
9346 (tree_function_versioning): Remove.
9347 * Makefile.in (GTFILES): Remove tree-inline.c
9348 * passes.c (do_per_function): Do only functions having body.
9349 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
9352 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
9353 Andrew Morrow <acm@google.com>
9356 * c-common.c (c_common_attribute_table): Permit deprecated
9357 attribute to take an optional argument.
9358 (handle_deprecated_attribute): If the optional argument to
9359 __attribute__((deprecated)) is not a string ignore the attribute
9362 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
9363 * c-typeck.c (build_component_ref): Likewise.
9364 (build_external_ref): Likewise.
9366 * toplev.c (warn_deprecated_use): Add an attribute argument.
9367 Emit the message associated with __attribute__((deprecated)).
9369 * toplev.h (warn_deprecated_use): Updated.
9371 * doc/extend.texi: Document new optional parameter to
9372 __attribute__((deprecated))
9374 2009-05-08 Michael Eager <eager@eagercon.com>
9376 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
9377 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
9379 2009-05-08 Richard Guenther <rguenther@suse.de>
9381 PR tree-optimization/40062
9382 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
9383 Avoid exponential behavior.
9385 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
9387 PR rtl-optimization/33928
9389 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
9390 process_uses, build_single_def_use_links): New.
9391 (update_df): Update use_def_ref.
9392 (forward_propagate_into): Use get_def_for_use instead of use-def
9394 (fwprop_init): Call build_single_def_use_links and let it initialize
9396 (fwprop_done): Free use_def_ref.
9397 (fwprop_addr): Eliminate duplicate call to df_set_flags.
9398 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
9399 df_rd_simulate_one_insn): New.
9400 (df_rd_bb_local_compute_process_def): Update head comment.
9401 (df_chain_create_bb): Use the new RD simulation functions.
9402 * df.h (df_rd_simulate_artificial_defs_at_top,
9403 df_rd_simulate_one_insn): New.
9404 * opts.c (decode_options): Enable fwprop at -O1.
9405 * doc/invoke.texi (-fforward-propagate): Document this.
9407 2009-05-08 Joseph Myers <joseph@codesourcery.com>
9410 * c-typeck.c (build_binary_op): Handle arithmetic between one real
9411 and one complex operand specially.
9412 * tree-complex.c (some_nonzerop): Do not identify a real value as
9413 zero if flag_signed_zeros.
9415 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
9417 PR rtl-optimization/33928
9418 * loop-invariant.c (record_use): Fix && vs. || mishap.
9420 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
9422 PR rtl-optimization/33928
9423 * loop-invariant.c (struct use): Add addr_use_p.
9424 (struct def): Add n_addr_uses.
9425 (struct invariant): Add cheap_address.
9426 (create_new_invariant): Set cheap_address.
9427 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
9428 (record_uses): Pass df_ref to record_use.
9429 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
9432 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
9434 * config/sh/sh.c: Do not include c-pragma.h.
9436 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
9438 * config/spu/spu.c: Remove include of c-common.h.
9440 2009-05-07 Janis Johnson <janis187@us.ibm.com>
9443 * c-common.h (mark_valid_location_for_stdc_pragma,
9444 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
9445 clear_float_const_decimal64, float_const_decimal64_p): New.
9446 * c.opt (Wunsuffixed-float-constants): New.
9447 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
9448 unsuffixed float constant, handle new warning.
9449 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
9450 * c-decl.c (c_scope): New flag float_const_decimal64.
9451 (set_float_const_decimal64, clear_float_const_decimal64,
9452 float_const_decimal64_p): New.
9453 (push_scope): Set new flag.
9454 * c-parser.c (c_parser_translation_unit): Mark when it's valid
9455 to use STDC pragmas.
9456 (c_parser_external_declaration): Ditto.
9457 (c_parser_compound_statement_nostart): Ditto.
9458 * c-pragma.c (valid_location_for_stdc_pragma,
9459 mark_valid_location_for_stdc_pragma,
9460 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
9461 handle_pragma_float_const_decimal64): New.
9462 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
9463 * cp/semantics.c (valid_location_for_stdc_pragma_p,
9464 set_float_const_decimal64, clear_float_const_decimal64,
9465 float_const_decimal64_p): New dummy functions.
9466 * doc/extend.texi (Decimal Float): Remove statement that the
9467 pragma, and suffix for double constants, are not supported.
9468 * doc/invoke.texi (Warning Options): List new option.
9469 (-Wunsuffixed-float-constants): New.
9471 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
9473 * config/i386/i386.c: Do not include c-common.h.
9475 2009-05-07 Mark Heffernan <meheff@google.com>
9477 * doc/invoke.texi (Debugging Options): Document change of debugging
9479 * opts.c (decode_options): Make dump_base_name relative to
9480 aux_base_name directory.
9482 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
9484 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
9485 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
9487 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
9489 * Makefile.in (install-plugin): Simplify a bit.
9491 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
9493 * Makefile.in (OBJS-common): Add regcprop.o.
9495 * timevar.def (TV_CPROP_REGISTERS): New.
9496 * regrename.c (regrename_optimize): Return 0.
9497 (rest_of_handle_regrename): Delete.
9498 (pass_rename_registers): Point to regrename_optimize.
9499 (struct value_data_entry, struct value_data,
9500 kill_value_one_regno, kill_value_regno, kill_value,
9501 set_value_regno, init_value_data, kill_clobbered_value,
9502 kill_set_value, kill_autoinc_value, copy_value,
9503 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
9504 replace_oldest_value_reg, replace_oldest_value_addr,
9505 replace_oldest_value_mem, copyprop_hardreg_forward_1,
9506 debug_value_data, validate_value_data): Move...
9507 * regcprop.c: ... here.
9508 (rest_of_handle_cprop): Delete.
9509 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
9511 2009-05-07 Jakub Jelinek <jakub@redhat.com>
9514 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
9515 GEN_INT for 1 << bitnum.
9516 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
9519 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
9521 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
9522 Remove wrong description of "nand" operation.
9524 2009-05-06 Richard Guenther <rguenther@suse.de>
9525 Adam Nemet <anemet@caviumnetworks.com>
9527 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
9528 comment. Add that if LHS is not a gimple register, then RHS1 has
9529 to be a single object (GIMPLE_SINGLE_RHS).
9531 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
9533 * expr.c (get_def_for_expr): Move it up in the file.
9534 (store_field): When expanding a bit-field store, look at the
9535 defining gimple stmt for the masking conversion.
9537 2009-05-06 Janis Johnson <janis187@us.ibm.com>
9540 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
9541 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
9542 32-bit memcpy into long.
9544 2009-05-06 Jakub Jelinek <jakub@redhat.com>
9546 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
9547 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
9549 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
9550 instead of appending DW_OP_deref*.
9552 2009-05-06 Michael Matz <matz@suse.de>
9555 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
9556 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
9558 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
9560 * Makefile.in (install-plugin): Fix srcdir handling.
9562 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
9564 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
9565 when processing for not_regs_needed bitmap.
9566 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
9567 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
9568 handling it for rhs.
9570 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
9572 * config/i386/i386.md (unnamed inc/dec peephole): Use
9573 optimize_insn_for_size_p instead of optimize_size.
9574 * config/i386/predicates.md (incdec_operand): Likewise.
9575 (aligned_operand): Likewise.
9576 * config/i386/sse.md (divv8sf3): Likewise.
9577 (sqrtv8sf2): Likewise.
9579 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
9581 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
9583 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
9585 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
9587 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
9588 ssemodesuffixf2c with avxmodesuffixf2c.
9590 2009-05-06 Joseph Myers <joseph@codesourcery.com>
9593 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
9595 2009-05-05 Jakub Jelinek <jakub@redhat.com>
9597 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
9598 (struct tree_base): Adjust spacing for 8 bit boundaries.
9599 (struct tree_decl_common): Add decl_by_reference_flag bit.
9600 (DECL_BY_REFERENCE): Adjust.
9601 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
9602 print DECL_BY_REFERENCE bit.
9603 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
9604 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
9605 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
9606 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
9610 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
9611 range of the type, but default label is missing, add it with one
9612 of the existing labels instead of adding a new label for it.
9614 2009-05-05 Joseph Myers <joseph@codesourcery.com>
9618 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
9620 * Makefile.in (enable_plugin, plugin_includedir): New.
9621 (install): Depend on install-plugin.
9622 (PLUGIN_HEADERS): New.
9623 (install-plugin): New.
9624 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
9626 2009-05-05 Richard Guenther <rguenther@suse.de>
9628 PR tree-optimization/40022
9629 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
9631 (phivn_valid_p): Fix tuplification error, simplify.
9632 (phiprop_insert_phi): Add dumps.
9633 (propagate_with_phi): Simplify.
9635 2009-05-05 Richard Guenther <rguenther@suse.de>
9638 * builtins.c (gimplify_va_arg_expr): Properly build the address.
9640 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
9642 * tree.h (strip_float_extensions): Remove duplicate declaration.
9643 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
9644 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
9645 block_ultimate_origin): Rearrange the declarations line to match the
9646 comment that indicates the .c file which the functions are defined.
9647 (dwarf2out_*, set_decl_rtl): Add comment.
9648 (get_base_address): Adjust comment.
9649 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
9650 declarations line and add comment.
9651 (is_builtin_name): Add blank after function name, for clarity.
9653 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9655 * attribs.c (decl_attributes): Use %qE for identifiers in
9657 * cgraphunit.c (verify_cgraph_node): Translate function names to
9658 locale character set in diagnostics.
9659 * coverage.c (get_coverage_counts): Use %qE for identifiers in
9661 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
9662 Document that functions are named in UTF-8.
9663 * expr.c (expand_expr_real_1): Translate function names to locale
9664 character set in diagnostics.
9665 * gimplify.c (omp_notice_variable, omp_is_private,
9666 gimplify_scan_omp_clauses): Use %qE for identifiers in
9668 * langhooks.c (lhd_print_error_function): Translate function names
9669 to locale character set.
9670 * langhooks.h (decl_printable_name): Document that return value is
9671 in internal character set.
9672 * stmt.c: Include pretty-print.h
9673 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
9675 (resolve_operand_name_1): Translate named operand name to locale
9677 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
9679 * toplev.c (announce_function): Translate function names to locale
9681 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
9682 (default_tree_printer): Use pp_identifier or translate identifiers
9683 to locale character set. Mark "<anonymous>" for translation.
9684 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
9685 for identifiers in diagnostics.
9686 * tree.c (handle_dll_attribute): Use %qE for identifiers in
9688 * varasm.c (output_constructor): Use %qE for identifiers in
9691 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
9693 * configure.ac: use ` ` instead of $()
9694 * configure: Regenerate.
9696 2009-05-05 Ben Elliston <bje@au.ibm.com>
9698 * config/pa/linux-atomic.c: Eliminate conditional include of
9699 errno.h on non-LP64 systems to simplify build requirements.
9701 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9703 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
9705 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
9706 and pass value to identifier_to_locale.
9707 (warn_variable_length_array): Make name a tree.
9708 (grokdeclarator): Separate diagnostic texts for named and unnamed
9709 declarators. Use %qE for named declarators.
9710 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
9712 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
9713 identifiers in diagnostics.
9714 * c-typeck.c (push_member_name, start_init): Pass identifiers to
9715 identifier_to_locale. Mark "anonymous" strings for translation.
9717 2009-05-04 Michael Eager <eager@eagercon.com>
9719 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
9720 address for DImode/DFmode only if double-precision FP regs.
9722 2009-05-04 Michael Eager <eager@eagercon.com>
9724 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
9725 TARGET_SINGLE_FLOAT check.
9727 2009-05-04 Michael Eager <eager@eagercon.com>
9729 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
9731 2009-05-04 Michael Eager <eager@eagercon.com>
9733 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
9734 * config/rs6000/t-xilinx: New
9736 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
9738 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
9739 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
9740 * gcc/explow.c (memory_address): Use target hook.
9741 * gcc/targhooks.c (default_legitimize_address): New.
9742 * gcc/targhooks.h (default_legitimize_address): New.
9743 * gcc/target.h (legitimize_address): New.
9744 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
9745 (TARGET_INITIALIZER): Include it.
9746 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
9748 * config/bfin/bfin-protos.h (legitimize_address): Remove.
9749 * config/bfin/bfin.c (legitimize_address): Remove.
9750 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
9751 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
9753 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
9754 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
9756 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
9757 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
9758 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
9759 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
9760 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
9761 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
9762 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
9763 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
9764 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
9765 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
9766 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
9767 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
9768 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
9769 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
9770 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
9771 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
9772 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
9773 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
9774 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
9775 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
9776 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
9777 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
9778 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
9780 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
9781 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
9782 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
9783 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
9784 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
9785 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
9786 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
9787 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
9788 (thumb_legitimize_address): Delete.
9789 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
9790 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
9791 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
9792 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
9793 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
9794 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
9796 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
9799 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
9800 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
9801 * config/m32r/m32r.c (m32r_legitimize_address): New.
9802 * config/m68k/m68k.c (m68k_legitimize_address): New.
9803 * config/score/score.c (score_legitimize_address): Standardize.
9804 * config/score/score3.c (score3_legitimize_address): Standardize.
9805 * config/score/score3.h (score3_legitimize_address): Adjust.
9806 * config/score/score7.c (score7_legitimize_address): Standardize.
9807 * config/score/score7.h (score7_legitimize_address): Adjust.
9808 * config/sh/sh.c (sh_legitimize_address): New.
9809 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
9811 * gcc/config/s390/s390.c (legitimize_address): Rename to...
9812 (s390_legitimize_address): ... this.
9813 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
9814 (sparc_legitimize_address): ... this.
9815 * gcc/config/i386/i386.c (legitimize_address): Rename to...
9816 (ix86_legitimize_address): ... this.
9817 * gcc/config/avr/avr.c (legitimize_address): Rename to...
9818 (avr_legitimize_address): ... this.
9819 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
9820 (mn10300_legitimize_address): ... this.
9821 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
9822 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
9823 (alpha_expand_mov): Adjust call.
9825 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
9826 * config/spu/spu.c (spu_legitimize_address): Likewise.
9827 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
9828 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
9830 2009-05-04 Joseph Myers <joseph@codesourcery.com>
9832 * intl.c (locale_encoding, locale_utf8): New.
9833 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
9834 * intl.h (locale_encoding, locale_utf8): Declare.
9835 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
9836 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
9838 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
9840 (pp_tree_identifier): Define to call pp_base_tree_identifier.
9841 (pp_base_tree_identifier): Declare as function.
9842 (identifier_to_locale): Declare.
9843 * Makefile.in (pretty-print.o): Update dependencies.
9844 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
9846 2009-05-04 Richard Guenther <rguenther@suse.de>
9849 * builtins.c (fold_builtin_memory_op): Do not decay to element
9850 type if the size matches the whole array.
9852 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
9854 * expmed.c (synth_mult): When trying out a shift, pass the result
9857 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
9859 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
9860 (shiftsub1_cost): New.
9861 (init_expmed): Compute shiftsub1_cost.
9862 (synth_mult): Optimize multiplications by constants of the form
9863 -(2^^m-1) for some constant positive integer m.
9865 2009-05-03 Richard Guenther <rguenther@suse.de>
9868 * c-typeck.c (array_to_pointer_conversion): Do not built
9869 ADDR_EXPRs of arrays of pointer-to-element type.
9870 * c-gimplify.c (c_gimplify_expr): Revert change fixing
9871 up wrong ADDR_EXPRs after-the-fact.
9872 * c-common.c (strict_aliasing_warning): Strip pointer
9873 conversions for obtaining the original type.
9874 * builtins.c (fold_builtin_memset): Handle array types.
9875 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
9878 2009-05-03 Richard Guenther <rguenther@suse.de>
9881 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
9882 Do not lose casts from array types with unknown extent to array
9883 types with known extent.
9884 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
9885 alias set compatibility.
9887 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
9889 * flags.h (extra_warnings): Delete.
9890 * toplev.c (process_options): Handle Wuninitialized here.
9891 * opts.c (extra_warnings): Delete.
9892 (set_Wextra): Delete.
9893 (common_handle_option): -Wextra can be handled automatically.
9894 * c-opts.c (c_common_handle_option): Delete obsolete code.
9895 (c_common_post_options): Simplify comment.
9896 * common.opt (W): Add Var.
9898 (Wuninitialized): Initialize to -1.
9900 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
9901 Richard Guenther <rguenther@suse.de>
9903 * expr.c (get_def_for_expr): New function.
9904 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
9905 SSA rather than trees.
9906 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
9907 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
9909 2009-05-03 Joseph Myers <joseph@codesourcery.com>
9911 * c-common.c (reswords): Add _Imaginary.
9912 * c-common.c (enum rid): Add RID_IMAGINARY.
9914 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
9916 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
9917 Patch by Richard Guenther.
9919 2009-05-03 Anatoly Sokolov <aesok@post.ru>
9921 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
9922 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
9923 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
9924 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
9925 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
9926 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
9927 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
9928 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
9929 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
9930 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
9931 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
9932 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
9933 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
9934 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
9935 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
9936 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
9937 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
9938 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
9940 2009-05-02 Richard Guenther <rguenther@suse.de>
9942 PR tree-optimization/39940
9943 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
9946 2009-05-02 Richard Guenther <rguenther@suse.de>
9949 * tree-ssa.c (execute_update_addresses_taken): Properly check
9950 if we can mark a variable DECL_GIMPLE_REG_P.
9951 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
9952 back to the end of the function.
9953 (is_gimple_reg_type): Remove complex type special casing.
9954 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
9957 2009-05-02 Ben Elliston <bje@au.ibm.com>
9959 * doc/collect2.texi (Collect2): Document search path behaviour
9960 when configured with --with-ld.
9962 2009-05-02 Jan Hubicka <jh@suse.cz>
9964 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
9965 parameter; update callers.
9966 (coalesce_cost_edge): EH edges are costier because they needs
9967 splitting even if not critical and even more costier when there are
9968 multiple EH predecestors.
9970 2009-05-02 Jan Hubicka <jh@suse.cz>
9972 * except.c (remove_eh_handler_and_replace): Handle updating after
9973 removing TRY blocks.
9975 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
9977 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
9979 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
9981 * varasm.c: Do not include c-pragma.h.
9982 * attribs.c: Do not incude c-common.h.
9984 2009-05-01 Michael Matz <matz@suse.de>
9986 * calls.c (initialize_argument_information): Handle SSA names like
9987 decls with a non MEM_P DECL_RTL.
9989 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
9991 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
9992 * ipa-utils.c: Likewise.
9993 * ipa-type-escape.c: Likewise.
9994 * cgraphunit.c Do not include c-common.h.
9995 * ipa-pure-const.c: Likewise.
9996 * tree-if-conv.c: Likewise.
9997 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
9998 * ipa-struct-reorg.c: Likewise.
9999 * tree-nomudflap.c: Likewise.
10000 * tree-ssa-structalias.c: Likewise.
10002 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
10004 * store-motion.c: Many cleanups to make this pass a first-class
10005 citizen instead of an appendix to gcse load motion. Add TODO list
10006 to make this pass faster/cleaner/better.
10008 (struct ls_expr): Post gcse.c-split cleanups.
10009 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
10010 "stores" field to "avail_stores".
10011 (pre_ldst_mems): Rename to store_motion_mems.
10012 (pre_ldst_table): Rename to store_motion_mems_table.
10013 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
10014 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
10015 (ldst_entry): Rename to st_expr_entry, update users.
10016 (free_ldst_entry): Rename to free_st_expr_entry, update users.
10017 (free_ldst_mems): Rename to free_store_motion_mems, update users.
10018 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
10020 (first_ls_expr): Rename to first_st_expr, update users.
10021 (next_ls_expr): Rename to next_st_expr, update users.
10022 (print_ldst_list): Rename to print_store_motion_mems. Print names of
10023 fields properly for store motion instead of names inherited from load
10025 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
10026 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
10029 (ae_kill): Rename to st_kill, update users.
10030 (ae_gen): Rename to st_avloc, update users.
10031 (transp): Rename to st_transp, update users.
10032 (pre_insert_map): Rename to st_insert_map, update users.
10033 (pre_delete_map): Rename to st_delete_map, update users.
10034 (insert_store, build_store_vectors, free_store_memory,
10035 one_store_motion_pass): Update for abovementioned changes.
10037 (gcse_subst_count, gcse_create_count): Remove.
10038 (one_store_motion_pass): New statistics counters "n_stores_deleted"
10039 and "n_stores_created", local variables.
10041 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
10044 (regvec, compute_store_table_current_insn): Remove.
10045 (reg_set_info, reg_clear_last_set): Remove.
10046 (compute_store_table): Use DF caches instead of local dataflow
10049 2009-05-01 Joseph Myers <joseph@codesourcery.com>
10051 * c-objc-common.c (c_tree_printer): Print identifiers with
10052 pp_identifier, not pp_string. Mark "({anonymous})" for
10054 * c-pretty-print.c (pp_c_ws_string): New.
10055 (pp_c_cv_qualifier, pp_c_type_specifier,
10056 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
10057 pp_c_storage_class_specifier, pp_c_function_specifier,
10058 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
10059 pp_c_primary_expression, pp_c_postfix_expression,
10060 pp_c_unary_expression, pp_c_shift_expression,
10061 pp_c_relational_expression, pp_c_equality_expression,
10062 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
10063 use pp_string and pp_c_ws_string in place of pp_identifier and
10064 pp_c_identifier for non-identifiers. Mark English strings for
10066 * c-pretty-print.h (pp_c_ws_string): Declare.
10068 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
10069 Roland McGrath <roland@redhat.com>
10071 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
10072 (ENABLE_LD_BUILDID): New configuration option.
10073 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
10074 (LINK_BUILDID_SPEC): New macro.
10075 (init_spec): If defined, prepend it between LINK_EH_SPEC and
10077 * doc/install.texi: Document --enable-linker-build-id option.
10078 * configure: Rebuild.
10079 * config.in: Rebuild.
10081 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
10083 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
10084 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
10085 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
10086 MIPS_GP_SAVE_AREA_SIZE.
10087 * config/mips/mips.c (struct mips_frame_info): Update comment
10088 before arg_pointer_offset and hard_frame_pointer_offset.
10089 (mips_compute_frame_info): Update diagram before function: to
10090 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
10091 indicate the position of frame_pointer_rtx with -fstack-protector and
10092 to show args_size. Don't allocate cprestore area for leaf functions
10093 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
10095 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
10097 2009-04-30 Michael Matz <matz@suse.de>
10099 PR tree-optimization/39955
10100 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
10102 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
10104 * ira.c (setup_cover_and_important_classes): Use safe macro
10105 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
10107 * genpreds.c (write_tm_preds_h): Output suitable definition of
10108 REG_CLASS_FOR_CONSTRAINT.
10110 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
10112 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
10114 * bitmap.c (bitmap_descriptor): Likewise.
10115 * ggc-common.c (loc_descriptor): Likewise.
10116 * varray.c (varray_descriptor): Likewise.
10117 * vec.c (vec_descriptor): Likewise.
10119 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
10121 * Makefile.in (dce.o): Add $(EXCEPT_H).
10122 * dce.c: Include except.h and delete redundant vector definitions.
10123 (deletable_insn_p): Return false for non-call insns that can throw
10126 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
10128 * gcse.c (ae_gen): Remove.
10129 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
10130 and make non-static function to make it available in store-motion.c.
10131 Update call sites with search-and-replace.
10132 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
10133 extract_mentioned_regs, extract_mentioned_regs_helper,
10134 find_moveable_store, compute_store_table, load_kills_store, find_loads,
10135 store_killed_in_insn, store_killed_after, store_killed_before,
10136 build_store_vectors, insert_insn_start_basic_block, insert-store,
10137 remove_reachable_equiv_notes, replace_store_insn, delete_store,
10138 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
10139 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
10140 * store-motion.c: ...new file. Also copy data structures from gcse.c
10141 and clean up to remove parts not used by store motion.
10142 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
10143 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
10145 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10148 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
10149 when optimizing for size.
10151 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
10153 * gcse.c (gcse_constant_p): Fix typo in last change.
10155 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
10157 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
10159 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
10161 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
10163 2009-04-29 James E. Wilson <wilson@codesourcery.com>
10165 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
10166 CONST_HIGH_PART result.
10168 2009-04-29 Anatoly Sokolov <aesok@post.ru>
10170 * config/avr/avr.c (initial_elimination_offset): Rename to
10171 avr_initial_elimination_offset.
10172 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
10173 change return type to bool.
10174 (avr_can_eliminate): New function.
10175 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
10176 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
10177 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
10178 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
10179 avr_initial_elimination_offset.
10180 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
10181 (avr_initial_elimination_offset): Define.
10183 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
10184 Steven Bosscher <steven@gcc.gnu.org>
10186 PR rtl-optimization/39938
10187 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
10188 * cfgrtl.c: Include insn-attr.h.
10189 (rest_of_pass_free_cfg): New function.
10190 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
10191 * resource.c (init_resource_info): Remove call to df_analyze.
10193 2009-04-29 Richard Guenther <rguenther@suse.de>
10196 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
10197 allow conversion to signed integers.
10199 2009-04-29 Richard Guenther <rguenther@suse.de>
10201 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
10202 shifts of floating point vectors if the shift amount is
10203 a constant multiple of the element size.
10205 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
10206 Michael Matz <matz@suse.de>
10208 PR middle-end/39927
10210 * tree-outof-ssa.c (emit_partition_copy): New function.
10211 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
10212 insert_part_to_rtx_on_edge): Perform the partition base var
10213 copy using emit_partition_copy.
10214 (insert_value_copy_on_edge): Convert constants to the right mode.
10215 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
10216 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
10218 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
10220 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
10221 scan backwards to try to find a constant to initialize it.
10223 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
10224 insn before the loop_end instruction, don't look past labels.
10226 2009-04-29 Richard Guenther <rguenther@suse.de>
10228 PR middle-end/39937
10229 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
10230 loose type conversions.
10231 (forward_propagate_addr_expr): Fix tuplification bug. Remove
10232 stmts only if there are no uses of its definition.
10234 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
10236 * config/bfin/bfin.h (splitting_loops): Declare.
10237 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
10238 Reorder bit definitions to be ascending.
10239 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
10240 * config/bfin/bfin.c (splitting_loops): New variable.
10241 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
10242 (struct loop_info): Remove members INIT and LOOP_INIT.
10243 (bfin_optimize_loop): Don't set them. Reorder the code that generates
10244 the LSETUP sequence. Allow LC to be loaded from any register, but
10245 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
10246 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
10248 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
10249 of reload_completed.
10252 * config/bfin/bfin.md (movsi_insn): Refine constraints.
10254 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
10256 * Makefile.in (PLUGIN_VERSION_H): New.
10257 (OBJS-common): Remove plugin-version.o.
10258 (plugin.o): Depend on (PLUGIN_VERSION_H).
10259 (plugin-version.o): Remove.
10260 * configure: Regenerate
10261 * configure.ac: Create plugin-version.h.
10262 * gcc-plugin.h (plugin_gcc_version): Remove.
10263 (plugin_default_version_check): Change signature.
10264 * plugin-version.c: Remove.
10265 * plugin.c: Include plugin-version.h.
10266 (str_plugin_gcc_version_name): Remove.
10267 (try_init_one_plugin): Pass gcc version to plugin_init.
10268 (plugin_default_version_check): Both gcc and plugin versions are now
10271 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
10273 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
10274 problematic last insns. Test for TYPE_CALL rather than CALL_P.
10275 Remove special case testing for last insn of inner loops. Don't fail
10276 if the loop ends with a jump, emit an extra nop instead.
10278 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
10279 DREGS rather than comparing directly. Remove code that tries to
10280 account for latencies.
10282 2009-04-29 Richard Guenther <rguenther@suse.de>
10284 PR tree-optimization/39941
10285 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
10286 eliminating an indirect call.
10288 2009-04-29 Richard Guenther <rguenther@suse.de>
10290 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
10291 parameter. Allow invariants as base if !require_lvalue.
10292 (verify_gimple_assign_single): Adjust.
10294 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
10296 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
10297 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
10298 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
10299 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
10300 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
10302 * config/bfin/bfin.c (bfin_expand_builtin,
10303 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
10305 2009-04-28 Richard Guenther <rguenther@suse.de>
10307 * tree-vect-loop.c (get_initial_def_for_induction): Use
10308 correct types for pointer increment.
10310 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10312 * toplev.c (print_version): Update GMP version string calculation.
10314 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
10316 PR rtl-optimization/39938
10317 * resource.c (init_resource_info): Add call to df_analyze.
10319 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
10321 * config/alpha/alpha.md (usegp): Cast the result of
10322 alpha_find_lo_sum_using_gp to enum attr_usegp.
10323 * config/alpha/alpha.c (override_options): Remove end-of-structure
10324 marker element from cpu_table. Use array size of cpu_table to handle
10325 -mcpu and -mtune options.
10326 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
10328 2009-04-28 Joseph Myers <joseph@codesourcery.com>
10330 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
10331 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
10332 tune_32 and tune_64.
10333 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
10334 support on PowerPC.
10335 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
10336 * config/rs6000/option-defaults.h: ... here. New file.
10337 (OPT_64, OPT_32): Define.
10338 (MASK_64BIT): Define to 0 if not already defined.
10339 (OPT_ARCH64, OPT_ARCH32): Define.
10340 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
10343 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10345 * config/arm/arm.c (arm_override_options): Emit error on using
10348 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
10350 PR rtl-optimization/39914
10351 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
10352 registers for allocnos created from user-defined variables only
10353 when not optimizing.
10355 2009-04-28 Richard Guenther <rguenther@suse.de>
10357 PR middle-end/39937
10358 * fold-const.c (fold_binary): Use distribute_real_division only
10361 2009-04-28 Steve Ellcey <sje@cup.hp.com>
10363 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
10364 add hpux-stdint.h to tm_file.
10365 (hppa[12]*-*-hpux11*): Ditto.
10366 (ia64*-*-hpux*): Ditto.
10367 * config/hpux-stdint.h: New.
10368 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
10369 __STDC_EXT__ for all compiles.
10370 * config/pa/pa-hpux.h: Ditto.
10371 * config/pa/pa-hpux10.h: Ditto.
10372 * config/pa/pa-hpux11.h: Ditto.
10374 2009-04-28 Catherine Moore <clm@codesourcery.com>
10376 * debug.h (set_name): Add comment.
10378 2009-04-28 Andrew Pinski <pinskia@gmail.com>
10381 * config/darwin.c (machopic_gen_offset): Check
10382 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
10383 * config/arm/arm.c (require_pic_register): Likewise.
10385 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
10387 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
10388 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
10389 m32c_promote_prototypes): Delete.
10391 2009-04-28 Michael Matz <matz@suse.de>
10393 PR middle-end/39922
10394 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
10397 2009-04-28 Richard Guenther <rguenther@suse.de>
10399 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
10401 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10403 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
10404 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
10405 * config/arm/arm-tune.md: Regenerate.
10407 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
10409 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
10410 block if there are complex incoming edges.
10411 (sel_merge_blocks): Remove useless assert.
10412 (sel_redirect_edge_and_branch): Check that edge was redirected.
10413 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
10414 (sel_find_rgns): Delete declaration.
10415 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
10416 the region when it is not a preheader.
10418 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
10421 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
10423 2009-04-28 Richard Guenther <rguenther@suse.de>
10425 * tree.h (SSA_NAME_VALUE): Remove.
10426 (struct tree_ssa_name): Remove value_handle member.
10427 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
10428 array for jump threading.
10429 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
10431 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
10432 * tree-flow.h (threadedge_initialize_values): Declare.
10433 (threadedge_finalize_values): Likewise.
10434 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
10435 (SSA_NAME_VALUE): Define.
10436 (threadedge_initialize_values): New function.
10437 (threadedge_finalize_values): Likewise.
10438 * tree-ssa-dom.c (ssa_name_values): New global variable.
10439 (SSA_NAME_VALUE): Define.
10440 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
10442 2009-04-28 Ira Rosen <irar@il.ibm.com>
10444 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
10445 Use REPORT_VECTORIZED_LOCATIONS instead
10446 REPORT_VECTORIZED_LOOPS.
10447 * tree-vectorizer.c (vect_verbosity_level): Make static.
10448 (vect_loop_location): Rename to vect_location.
10449 (vect_set_verbosity_level): Update comment.
10450 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
10452 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
10453 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
10454 instead REPORT_UNVECTORIZED_LOOPS.
10455 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
10456 and vect_loop_def to vect_external_def and vect_internal_def.
10457 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
10458 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
10459 REPORT_UNVECTORIZED_LOCATIONS.
10460 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
10461 and vect_used_in_loop and to vect_unused_in_scope and
10462 vect_used_in_scope.
10463 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
10464 (vect_verbosity_level): Remove declaration.
10465 (vect_analyze_operations): Likewise.
10466 (vect_analyze_stmt): Declare.
10467 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
10468 REPORT_UNVECTORIZED_LOCATIONS.
10469 (vect_get_loop_niters): Fix indentation.
10470 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
10471 (vect_analyze_loop_operations): New function.
10472 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
10473 vect_analyze_operations.
10474 (vect_is_simple_reduction): Use new names.
10475 (vectorizable_live_operation, vect_transform_loop): Likewise.
10476 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
10477 to specify whether the data references can be a part of interleaving
10479 (vect_analyze_data_ref_dependence): Use new names.
10480 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
10481 (vect_create_addr_base_for_vector_ref): Remove redundant code.
10482 * tree-vect-patterns.c (widened_name_p): Use new names.
10483 (vect_recog_dot_prod_pattern): Likewise.
10484 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
10485 (process_use, vect_mark_stmts_to_be_vectorized,
10486 vect_model_simple_cost, vect_model_store_cost,
10487 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
10488 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
10489 vectorizable_operation, vectorizable_type_demotion,
10490 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
10491 vectorizable_condition): Likewise.
10492 (vect_analyze_operations): Split into vect_analyze_loop_operations
10494 (vect_analyze_stmt): ... new function.
10495 (new_stmt_vec_info): Use new names.
10496 (vect_is_simple_use): Use new names and fix comment.
10497 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
10498 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
10500 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
10503 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
10504 and integer modes for x87 operands. Do not ICE for unsupported size,
10505 generate error instead. Generate error for unsupported operand types.
10506 ['z']: Do not handle HImode memory operands specially. Warning
10507 for floating-point operands. Fallthru to 'Z' for unsupported operand
10508 types. Do not ICE for unsupported size, generate error instead.
10509 (output_387_binary_op): Use %Z to output operands.
10510 (output_fp_compare): Ditto.
10511 (output_387_reg_move): Ditto.
10513 2009-04-28 Ben Elliston <bje@au.ibm.com>
10518 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10520 * builtins.c (c_strlen): Do not warn here.
10521 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
10522 * c-common.c (pointer_int_sum): Take an explicit location.
10523 Warn about offsets out of bounds.
10524 * c-common.h (pointer_int_sum): Adjust declaration.
10526 2009-04-27 Ian Lance Taylor <iant@google.com>
10528 * collect2.c (is_ctor_dtor): Change type of ret field in struct
10530 * dce.c (run_fast_df_dce): Change type of old_flags to int.
10531 * df-core.c (df_set_flags): Change return type to int. Change
10532 type of old_flags to int.
10533 (df_clear_flags): Likewise.
10534 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
10535 (df_get_conditional_uses): Likewise.
10536 * df.h (df_set_flags, df_clear_flags): Update declarations.
10537 * dwarf2out.c (struct indirect_string_node): Change type of form
10538 field to enum dwarf_form.
10539 (AT_string_form): Change return type to enum dwarf_form.
10540 * fixed-value.c (fixed_compare): Add cast to enum type.
10541 * fwprop.c (update_df): Change 0 to VOIDmode.
10542 * gensupport.c: Change 0 to UNKNOWN.
10543 * gimple.h (gimple_cond_code): Add cast to enum type.
10544 * haifa-sched.c (reemit_notes): Add cast to enum type.
10545 * hooks.c (hook_int_void_no_regs): Remove function.
10546 * hooks.h (hook_int_void_no_regs): Remove declaration.
10547 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
10548 * predict.c (combine_predictions_for_insn): Add casts to enum type.
10549 * real.c (real_arithmetic): Add cast to enum type.
10550 (real_compare): Likewise.
10551 * target.h (struct gcc_target): Change return type of
10552 branch_target_register_class to enum reg_class.
10553 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
10554 default_branch_target_register_class.
10555 * targhooks.c (default_branch_target_register_class): New function.
10556 * targhooks.h (default_branch_target_register_class): Declare.
10557 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
10558 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
10560 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
10562 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
10563 vect_uninitialized_def. Change 0 to ERROR_MARK.
10564 * tree-vect-stmts.c (supportable_widening_operation): Don't
10565 initialize icode1 and icode2.
10566 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
10567 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
10569 (cmn_err_flag_specs): Change 0 to STD_C89.
10570 (cmn_err_char_table): Likewise.
10571 * config/arm/arm.c (get_arm_condition_code): Change type of code
10572 to enum arm_cond_code.
10573 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
10574 (IWMMXT_BUILTIN2): Likewise.
10575 (neon_builtin_type_bits): Don't define typedef.
10576 (neon_builtin_datum): Change type of bits field to int.
10577 (arm_expand_neon_args): Add cast to enum type.
10578 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
10580 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
10581 casts to enum type.
10582 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
10584 * config/mips/mips.md (jal_macro): Return enum constant.
10585 (single_insn): Likewise.
10586 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
10588 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10589 casts to enum type.
10590 * config/s390/s390.c (s390_tune_flags): Change type to int.
10591 (s390_arch_flags): Likewise.
10592 (s390_handle_arch_option): Change flags field of struct pta to int.
10593 * config/s390/s390.h (s390_tune_flags): Update declaration.
10594 (s390_arch_flags): Likewise.
10595 * config/sh/sh.c (prepare_move_operands): Compare
10596 tls_symbolic_operand result with enum constant.
10597 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
10598 (sh_expand_prologue): Add cast to enum type.
10599 (sh_expand_epilogue): Likewise.
10600 (tls_symbolic_operand): Change return type to enum tls_model.
10601 (fpscr_set_from_mem): Add cast to enum type.
10602 (legitimize_pic_address): Compare tls_symbolic_operand result with
10604 (sh_target_reg_class): Change return type to enum reg_class.
10605 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
10607 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
10608 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
10609 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
10610 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
10611 (delayed_branch, tls_call_delay): Likewise.
10612 (eligible_for_sibcall_delay): Likewise.
10613 (eligible_for_return_delay): Likewise.
10614 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
10615 (spu_expand_builtin_1): Likewise.
10617 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
10618 for all types of conversions.
10619 (output_init_element): Issue -Wc++-compat warning if needed when
10620 initializing a bitfield with enum type.
10621 * c-parser.c (c_parser_expression): Set original_type to
10622 original_type of right hand operand of comman operator.
10624 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10626 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
10628 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
10629 * doc/cpp.texi (Standard Predefined Macros)
10630 (Implementation-defined behavior): Likewise.
10631 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
10632 * doc/gimple.texi (GIMPLE Exception Handling)
10633 (@code{GIMPLE_ASSIGN}): Likewise.
10634 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
10635 * doc/invoke.texi (Warning Options, Optimize Options)
10636 (AVR Options, Darwin Options): Likewise.
10637 (Optimize Options): Reformulate -fwhole-program description.
10638 * doc/loop.texi (Lambda): Likewise.
10639 * doc/md.texi (Output Template, Define Constraints)
10640 (Standard Names, Insn Splitting): Likewise.
10641 * doc/options.texi (Option properties): Likewise.
10642 * doc/passes.texi (Tree-SSA passes): Likewise.
10643 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
10644 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
10645 (File Names and DBX): Likewise.
10646 * doc/trouble.texi (Incompatibilities): Likewise.
10648 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10650 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
10651 instruction is correct.
10653 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10655 Allow non-constant arguments to conversion intrinsics.
10656 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
10657 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
10658 * spu.c (print_operand): Handle 'v' and 'w'.
10659 (exp2_immediate_p, spu_gen_exp2): Define.
10660 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
10661 spu_convtf_1): Update parameter descriptions.
10662 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
10663 * constraints.md ('v', 'w'): New.
10664 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
10666 (i2f, I2F): New define_mode_attr.
10667 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
10668 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
10669 fixuns_truncv4sfv4si2): Update to use mode attribute.
10670 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
10671 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
10672 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
10673 patterns for combine.
10675 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
10677 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
10678 (cprop, hoist, pre, store_motion): New debug counters.
10679 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
10680 is not an RTL pass anymore.
10681 (pass_profiling): Remove extern decl for pass removed in 2005.
10682 (pass_gcse, pass_jump_bypass): Remove.
10683 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
10684 to 0 for clean state.
10685 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
10686 * cse.c (gate_handle_cse_after_global_opts,
10687 rest_of_handle_cse_after_global_opts): New functions.
10688 (pass_cse_after_global_opts): New pass, does local CSE.
10689 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
10690 (TV_CPROP): New timevar.
10691 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
10692 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
10693 (gcse_main, recompute_all_luids): Remove.
10694 (compute_hash_table_work): Call max_reg_num instead of reading
10696 (cprop_jump): Don't set run_jump_opt_after_gcse.
10697 (constprop_register): Always allow to alter jumps.
10698 (cprop_insn): Likewise.
10699 (do_local_cprop): Likewise.
10700 (local_cprop_pass): Likewise. Return non-zero if something changed.
10701 (cprop): Remove function, fold interesting bits into one_cprop_pass.
10702 (find_implicit_sets): Add note about missed optimization opportunity.
10703 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
10704 pass_rtl_cprop execute function.
10705 Don't bother tracking the pass number, each pass gets its own dumpfile
10707 Always allow to alter jumpsand bypass jumps.
10708 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
10709 will just find no suitable set.
10710 (pre_edge_insert): Fix dumping, this function is for PRE only.
10711 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
10712 pass_rtl_pre execute function.
10713 (hoist_code): Return non-zero if something changed. Keep track of
10714 substitutions and insertions for statistics gathering similar to PRE.
10715 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
10716 called from the pass_rtl_hoist execute function. Show pass statistics.
10717 (compute_store_table): Use max_reg_num directly instead of using the
10718 formerly global max_gcse_regno.
10719 (build_store_vectors): Likewise.
10720 (replace_store_insn): Fix dumping.
10721 (store_motion): Rename to ...
10722 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
10723 pass, called from the pass_rtl_store_motion execute function. Keep
10724 track of substitutions and insertions for statistics gathering similar
10726 (bypass_jumps): Remove, fold interesting bits into ...
10727 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
10728 from the pass_rtl_cprop execute function.
10729 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
10730 pass_jump_bypass): Remove.
10731 (gate_handle_gcse, rest_of_handle_gcse): Remove.
10732 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
10733 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
10734 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
10735 (gate_rtl_store_motion, execute_rtl_store_motion,
10736 pass_rtl_store_motion): New.
10737 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
10738 make it clear that -fcse-skip-blocks is a no-op for backward compat.
10739 * passes.c (init_optimization_passes): Remove pass_gcse and
10740 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
10741 and cse_after_global_opts in place of pass_gcse. Schedule cprop
10742 instead of pass_jump_bypass.
10744 2009-04-27 Richard Guenther <rguenther@suse.de>
10746 PR middle-end/39928
10747 * gimplify.c (gimplify_expr): If we are required to create
10748 a temporary make sure it ends up as register.
10750 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
10753 * config/i386/i386.c (construct_container): Don't call
10754 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
10755 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
10757 2009-04-27 Michael Matz <matz@suse.de>
10759 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
10760 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
10761 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
10762 (dump_replaceable_exprs): Take a bitmap.
10763 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
10765 (expand_gimple_basic_block): Likewise.
10766 * tree-ssa-ter.c (struct temp_expr_table_d): Make
10767 replaceable_expressions member a bitmap.
10768 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
10769 (mark_replaceable): Likewise.
10770 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
10771 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
10773 2009-04-27 Richard Guenther <rguenther@suse.de>
10775 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
10776 (verify_stmts): Dispatch to gimple/type verification code.
10777 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
10778 issue with call argument types.
10780 2009-04-27 Michael Matz <matz@suse.de>
10782 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
10783 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
10786 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
10787 Eric Botcazou <ebotcazou@adacore.com>
10789 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
10790 a label's basic block.
10791 (mark_target_live_regs): Tidy and rework obsolete comments.
10792 Change back DF problem to LIVE. If a label starts a basic block,
10793 assume that all registers that used to be live then still are.
10794 (init_resource_info): If a label starts a basic block, set its
10795 BLOCK_FOR_INSN accordingly.
10796 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
10798 2009-04-27 Richard Guenther <rguenther@suse.de>
10800 * tree-flow-inline.h (function_ann): Remove.
10801 (get_function_ann): Likewise.
10802 * tree-dfa.c (create_function_ann): Remove.
10803 * tree-flow.h (struct static_var_ann_d): Remove.
10804 (struct function_ann_d): Likewise.
10805 (union tree_ann_d): Remove fdecl member.
10806 (function_ann_t): Remove.
10807 (function_ann, get_function_ann, create_function_ann): Remove
10810 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
10812 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
10814 2009-04-27 Jan Hubicka <jh@suse.cz>
10816 * ipa-pure-const.c (struct funct_state_d): New fields
10817 state_previously_known, looping_previously_known; remove
10818 state_set_in_source.
10819 (analyze_function): Use new fields.
10820 (propagate): Avoid assumption that state_set_in_source imply
10823 * tree-ssa-loop-niter.c (finite_loop_p): New function.
10824 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
10825 * cfgloop.h (finite_loop_p): Declare.
10827 2009-04-26 Michael Matz <matz@suse.de>
10829 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
10831 2009-04-26 Michael Matz <matz@suse.de>
10833 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
10834 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
10835 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
10836 pass_mark_used_blocks): Remove.
10837 * tree-optimize.c (pass_free_datastructures,
10838 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
10839 * passes.c (init_optimization_passes): Don't call
10840 pass_mark_used_blocks, remove dead code.
10842 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
10844 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
10845 * tree-ssa-live.h (register_ssa_partition): Likewise.
10847 2009-04-26 Michael Matz <matz@suse.de>
10850 * builtins.c (fold_builtin_next_arg): Handle SSA names.
10851 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
10852 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
10854 (compare_pairs): Swap cost comparison.
10855 (coalesce_ssa_name): Don't use change_partition_var.
10856 * tree-nrv.c (struct nrv_data): Add modified member.
10857 (finalize_nrv_r): Set it.
10858 (tree_nrv): Use it to update statements.
10859 (pass_nrv): Require PROP_ssa.
10860 * tree-mudflap.c (mf_decl_cache_locals,
10861 mf_build_check_statement_for): Use make_rename_temp.
10862 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
10863 * alias.c (find_base_decl): Handle SSA names.
10864 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
10865 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
10866 * rtl.h (set_reg_attrs_for_parm): Declare.
10867 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
10868 to "optimized", remove unused locals at finish.
10869 (execute_free_datastructures): Make global, call
10870 delete_tree_cfg_annotations.
10871 (execute_free_cfg_annotations): Don't call
10872 delete_tree_cfg_annotations.
10874 * ssaexpand.h: New file.
10875 * expr.c (toplevel): Include ssaexpand.h.
10876 (expand_assignment): Handle SSA names the same as register variables.
10877 (expand_expr_real_1): Expand SSA names.
10878 * cfgexpand.c (toplevel): Include ssaexpand.h.
10879 (SA): New global variable.
10880 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
10881 (SSAVAR): New macro.
10882 (set_rtl): New helper function.
10883 (add_stack_var): Deal with SSA names, use set_rtl.
10884 (expand_one_stack_var_at): Likewise.
10885 (expand_one_stack_var): Deal with SSA names.
10886 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
10887 before unique numbers.
10888 (expand_stack_vars): Use set_rtl.
10889 (expand_one_var): Accept SSA names, add asserts for them, feed them
10890 to above subroutines.
10891 (expand_used_vars): Expand all partitions (without default defs),
10892 then only the local decls (ignoring those expanded already).
10893 (expand_gimple_cond): Remove edges when jumpif() expands an
10894 unconditional jump.
10895 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
10896 or remove abnormal edges. Ignore insns setting the LHS of a TERed
10898 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
10899 members of SA; deal with PARM_DECL partitions here; expand
10900 all PHI nodes, free tree datastructures and SA. Commit instructions
10901 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
10902 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
10903 info and statements at start, collect garbage at finish.
10904 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
10905 (VAR_ANN_PARTITION) Remove.
10906 (change_partition_var): Don't declare.
10907 (partition_to_var): Always return SSA names.
10908 (var_to_partition): Only accept SSA names.
10909 (register_ssa_partition): Only check argument.
10910 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
10912 (delete_var_map): Don't free it.
10913 (var_union): Only accept SSA names, simplify.
10914 (partition_view_init): Mark only useful SSA names as used.
10915 (partition_view_fini): Only deal with SSA names.
10916 (change_partition_var): Remove.
10917 (dump_var_map): Use ssa_name instead of partition_to_var member.
10918 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
10920 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
10921 (struct _elim_graph): New member const_dests; nodes member vector of
10923 (set_location_for_edge): New static helper.
10924 (create_temp): Remove.
10925 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
10926 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
10927 (new_elim_graph): Allocate const_dests member.
10928 (clean_elim_graph): Truncate const_dests member.
10929 (delete_elim_graph): Free const_dests member.
10930 (elim_graph_size): Adapt to new type of nodes member.
10931 (elim_graph_add_node): Likewise.
10932 (eliminate_name): Likewise.
10933 (eliminate_build): Don't take basic block argument, deal only with
10934 partition numbers, not variables.
10935 (get_temp_reg): New static helper.
10936 (elim_create): Use it, deal with RTL temporaries instead of trees.
10937 (eliminate_phi): Adjust all calls to new signature.
10938 (assign_vars, replace_use_variable, replace_def_variable): Remove.
10939 (rewrite_trees): Only do checking.
10940 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
10941 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
10942 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
10943 contains_tree_r, MAX_STMTS_IN_LATCH,
10944 process_single_block_loop_latch, analyze_edges_for_bb,
10945 perform_edge_inserts): Remove.
10946 (expand_phi_nodes): New global function.
10947 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
10948 functions, initialize new parameter, remember partitions having a
10950 (finish_out_of_ssa): New global function.
10951 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
10952 don't reset in_ssa_p here, don't disable TER when mudflap.
10953 (pass_del_ssa): Remove.
10954 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
10956 (execute_free_datastructures): Declare.
10957 * Makefile.in (SSAEXPAND_H): New variable.
10958 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
10959 * basic-block.h (commit_one_edge_insertion): Declare.
10960 * passes.c (init_optimization_passes): Move pass_nrv and
10961 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
10962 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
10963 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
10964 (redirect_branch_edge): Deal with super block when expanding, split
10965 out jump patching itself into ...
10966 (patch_jump_insn): ... here, new static helper.
10968 2009-04-26 Michael Matz <matz@suse.de>
10970 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
10971 beyond num_ssa_names.
10972 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
10973 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
10975 2009-04-26 Jakub Jelinek <jakub@redhat.com>
10977 PR inline-asm/39543
10978 * fwprop.c (forward_propagate_asm): New function.
10979 (forward_propagate_and_simplify): Propagate also into __asm, if it
10980 doesn't increase the number of referenced registers.
10983 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
10985 2009-04-26 Jakub Jelinek <jakub@redhat.com>
10987 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
10988 note_nonlocal_vla_type for nonlocal VLAs.
10989 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
10990 contains_remapped_vars, remap_vla_decls): New functions.
10991 (convert_nonlocal_reference_stmt): If not optimizing, call
10992 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
10993 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
10994 if it wasn't found in var_map.
10995 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
10996 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
10997 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
10999 * gimplify.c (nonlocal_vlas): New variable.
11000 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
11002 (gimplify_body): Create and destroy nonlocal_vlas.
11004 * dwarf2out.c (loc_descr_plus_const): New function.
11005 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
11006 mem_loc_descriptor, loc_descriptor_from_tree_1,
11007 descr_info_loc, gen_variable_die): Use it.
11009 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
11010 !TREE_STATIC VAR_DECLs.
11011 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
11012 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
11013 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
11014 DECL_BY_REFERENCE is valid.
11015 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
11016 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
11017 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
11018 Copy DECL_BY_REFERENCE.
11019 (struct nesting_copy_body_data): New type.
11020 (nesting_copy_decl): New function.
11021 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
11022 if they have variable length.
11024 2009-04-26 Michael Matz <matz@suse.de>
11026 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
11027 mark new temporaries for renaming.
11029 2009-04-26 Joseph Myers <joseph@codesourcery.com>
11032 * c-decl.c (global_bindings_p): Return negative value.
11033 (c_variable_size): New. Based on variable_size from
11035 (grokdeclarator): Call c_variable_size not variable_size.
11037 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
11039 * config/i386/i386.c (print_operand) ['z']: Fix typo.
11041 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
11043 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
11044 Redefine it to just use mingw/include.
11045 (ASM_SPEC): Rules for -m32 and -m64.
11046 (LINK_SPEC): Use Likewise.
11047 (SPEC_32): New define.
11048 (SPEC_64): Likewise.
11049 (SUB_LINK_SPEC): Likewise.
11050 (MULTILIB_DEFAULTS): New define.
11051 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
11052 Add multilib options.
11053 (MULTILIB_DIRNAMES): Likewise.
11054 (MULTILIB_OSDIRNAMES): Likewise.
11055 (LIBGCC): Likewise.
11056 (INSTALL_LIBGCC): Likewise.
11058 2009-04-26 Joseph Myers <joseph@codesourcery.com>
11061 * c-tree.h (enum c_inline_static_type): New.
11062 (record_inline_static): Declare.
11063 * c-decl.c (struct c_inline_static, c_inline_statics,
11064 record_inline_static, check_inline_statics): New.
11065 (pop_file_scope): Call check_inline_statics.
11066 (start_decl): Call record_inline_static instead of pedwarning
11067 directly for static in inline function.
11068 * c-typeck.c (build_external_ref): Call record_inline_static
11069 instead of pedwarning directly for static referenced in inline
11072 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
11074 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
11075 not new but only being rescanned.
11076 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
11077 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
11078 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
11079 record_set_info, compute_set, grealloc): Remove.
11080 (recompute_all_luids): New function.
11081 (gcse_main): Don't compute sets, and don't do related memory
11082 allocations/free-ing. If something changed before the end of the
11083 pass, update LUIDs using recompute_all_luids.
11084 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
11085 (free_gcse_mem): Don't free it either.
11086 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
11087 Use the df insn LUIDs.
11088 (load_killed_in_block): Likewise.
11089 (compute_hash_table_work): Don't compute reg_set_in_block.
11090 (compute_transp): Use DF_REG_DEF_CHAINs.
11091 (local_cprop_pass): Don't use compute_sets and related functions.
11092 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
11093 Use get_max_uid() instead of max_cuid.
11094 (insert_insn_end_basic_block, pre_insert_copy_insn,
11095 update_ld_motion_stores): Don't try to
11096 keep reg_set tables up to date.
11097 (pre_insert_copies): Use df insn LUIDs.
11098 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
11099 (reg_set_info): Don't use extra bitmap argument.
11100 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
11101 information to compute regs_set_in_block.
11102 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
11103 (bypass_jumps): Don't use compute_sets and friends.
11105 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11108 * opts.c (undocumented_msg): Do not leave blank even with
11111 2009-04-25 Joseph Myers <joseph@codesourcery.com>
11113 * c-decl.c (build_enumerator): Allow values folding to integer
11114 constants but not integer constant expressions with a pedwarn if
11117 2009-04-25 Joseph Myers <joseph@codesourcery.com>
11120 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
11121 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
11122 type is an integer constant.
11124 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
11127 * config/i386/i386.c (print_operand) ['z']: Revert handling of
11130 2009-04-25 Joseph Myers <joseph@codesourcery.com>
11133 * c-decl.c (grokdeclarator): Diagnose declarations of functions
11134 with variably modified return type and no storage class
11135 specifiers, except for the case of nested functions. Distinguish
11136 extern declarations of functions with variably modified return
11137 types from those of objects with variably modified types.
11139 2009-04-25 Jan Hubicka <jh@suse.cz>
11141 * tree.c (list_equal_p): New function.
11142 * tree.h (list_equal_p): Declare.
11143 * coretypes.h (edge_def, edge, const_edge, basic_block_def
11144 basic_block_def, basic_block, const_basic_block): New.
11145 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
11146 (redirect_eh_edge): New function.
11147 (make_eh_edge_update_phi): EH edges are not abnormal.
11148 * except.c: Include tree-flow.h.
11149 (list_match): New function.
11150 (eh_region_replaceable_by_p): New function.
11151 (replace_region): New function.
11152 (hash_type_list): New function.
11153 (hash_eh_region): New function.
11154 (eh_regions_equal_p): New function.
11155 (merge_peers): New function.
11156 (remove_unreachable_regions): Verify EH tree when checking;
11158 (copy_eh_region_1): New function.
11159 (copy_eh_region): New function.
11160 (push_reachable_handler): New function.
11161 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
11162 regions without label but with live RESX.
11163 * except.h (redirect_eh_edge_to_label): New.
11164 * tree-flow.h (redirect_eh_edge): New.
11165 * coretypes.h (edge_def, edge, const_edge, basic_block_def
11166 basic_block_def, basic_block, const_basic_block): Remove.
11167 * Makefile.in (except.o): Add dependency on tree-flow.h
11168 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
11169 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
11172 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
11175 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
11176 on the destination of memcpy.
11178 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
11180 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
11181 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
11182 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
11184 2009-04-25 Jan Hubicka <jh@suse.cz>
11186 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
11187 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
11188 to be reached by different label than left.
11189 (update_eh_edges): Update comment; remove edge_to_remove if possible
11190 and return true if suceeded.
11191 (cleanup_empty_eh): Accept sharing map; handle shared regions.
11192 (cleanup_eh): Compute sharing map.
11193 * except.c (remove_eh_handler_and_replace): Add argument if we should
11195 (remove_unreachable_regions): Update for label sharing.
11196 (label_to_region_map): Likewise.
11197 (get_next_region_sharing_label): New function.
11198 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
11200 (remove_eh_handler): Update.
11201 (remove_eh_region_and_replace_by_outer_of): New function.
11202 * except.h (struct eh_region): Add next_region_sharing_label.
11203 (remove_eh_region_and_replace_by_outer_of,
11204 get_next_region_sharing_label): Declare.
11205 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
11207 2009-04-25 Jan Hubicka <jh@suse.cz>
11209 * tree-cfg.c (split_critical_edges): Split also edges where we can't
11210 insert code even if they are not critical.
11212 2009-04-25 Jan Hubicka <jh@suse.cz>
11214 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
11215 (gimple_can_remove_branch_p): EH edges won't remove branch by
11217 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
11218 updating of non-abnormal EH edges.
11219 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
11220 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
11221 (split_critical_edges): Split also edges where emitting code on them
11222 will lead to splitting later.
11224 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
11225 H.J. Lu <hongjiu.lu@intel.com>
11228 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
11229 the configured assembler supports fildq and fistpq mnemonics.
11230 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
11231 * configure: Regenerated.
11232 * config.in: Ditto.
11234 * config/i386/i386.c (print_operand): Handle 'Z'.
11235 ['z']: Remove handling of special fild/fist suffixes.
11236 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
11237 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
11238 suffix of fild insn.
11239 (*floatsi<mode>2_vector_mixed): Ditto.
11240 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
11241 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
11242 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
11243 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
11244 * config/i386/gas.h (GAS_MNEMONICS): Remove.
11246 2009-04-25 Ben Elliston <bje@au.ibm.com>
11248 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
11249 the source of a set operation.
11251 2009-04-25 Anatoly Sokolov <aesok@post.ru>
11253 * target.h (struct gcc_target): Add case_values_threshold field.
11254 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
11255 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
11256 * targhooks.c (default_case_values_threshold): New function.
11257 * targhooks.h (default_case_values_threshold): Declare function.
11258 * stmt.c (expand_case): Use case_values_threshold target hook.
11259 * expr.h (case_values_threshold): Remove declartation.
11260 * expr.c (case_values_threshold): Remove function.
11261 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
11263 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
11264 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
11265 (avr_case_values_threshold): Declare as static.
11266 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
11268 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
11269 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
11270 (mn10300_case_values_threshold): New function.
11272 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
11274 * ira.c (setup_cover_and_important_classes): Add enum cast.
11276 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
11278 * genpreds.c (write_enum_constraint_num): Output definition of
11279 CONSTRAINT_NUM_DEFINED_P macro.
11280 * ira.c (setup_cover_and_important_classes): Use
11281 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
11283 2009-04-24 DJ Delorie <dj@redhat.com>
11285 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
11286 __SH2A_SINGLE_ONLY__ also.
11288 2009-04-24 Steve Ellcey <sje@cup.hp.com>
11290 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
11291 (movdf_internal): Ditto.
11292 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
11293 SFmode and DFmode constants.
11294 (ia64_print_operand): Add 'G' format for printing
11295 floating point constants.
11297 2009-04-24 Richard Guenther <rguenther@suse.de>
11299 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
11300 from unsigned additions.
11302 2009-04-24 Joseph Myers <joseph@codesourcery.com>
11304 * c-typeck.c (set_init_index): Allow array designators that are
11305 not integer constant expressions with a pedwarn if pedantic.
11307 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
11309 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
11310 zero if no overlap in nonzero bits between the operands.
11312 2009-04-24 Ian Lance Taylor <iant@google.com>
11314 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
11315 (record_dead_and_set_regs): Likewise.
11316 * df.h (struct df_mw_hardreg): Change flags field to int.
11317 (struct df_base_ref): Likewise.
11318 (struct df): Change changeable_flags field to int.
11319 * df-scan.c (df_defs_record): Change clobber_flags to int.
11320 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
11321 constants rather than #define macros.
11322 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
11323 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
11324 (enum dwarf_calling_convention): Likewise.
11325 (enum dwarf_line_number_x_ops): Likewise.
11326 (enum dwarf_call_frame_info): Likewise.
11327 (enum dwarf_source_language): Likewise.
11328 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
11329 (add_calling_convention_attribute): Likewise.
11330 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
11331 (combine_comparisons): Change compcode to int. Add cast to enum type.
11332 * genrecog.c (maybe_both_true_2): Change c to int.
11333 (write_switch): Likewise. Add cast to enum type.
11334 * gimplify.c (gimplify_omp_for): Handle return values from
11335 gimplify_expr using MIN rather than bitwise or.
11336 (gimplify_expr): Add cast to enum type.
11337 * ipa-prop.c (update_jump_functions_after_inlining): Change
11338 IPA_BOTTOM to IPA_JF_UNKNOWN.
11339 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
11340 Add casts to enum type.
11341 (setup_cover_and_important_classes): Change cl to int. Add casts
11343 (setup_class_translate): Change cl and mode to int.
11344 (ira_init_once): Change mode to int.
11345 (free_register_move_costs): Likewise.
11346 (setup_prohibited_mode_move_regs): Add casts to enum type.
11347 * langhooks.c (add_builtin_function_common): Rework assertion that
11348 value fits bitfield.
11349 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
11350 * omega.c (omega_do_elimination): Avoid math on enum types.
11351 * optabs.c (expand_vec_shift_expr): Remove casts to int.
11352 * opts.c (set_debug_level): Change 2 to enum constant. Use new
11353 int local to handle integral_argment value.
11354 * regmove.c (try_auto_increment): Change PUT_MODE to
11356 * reload.c (push_secondary_reload): Add casts to enum type.
11357 (secondary_reload_class, find_valid_class): Likewise.
11358 * reload1.c (emit_input_reload_insns): Likewise.
11359 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
11360 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
11361 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
11363 * tree.c (build_common_builtin_nodes): Add casts to enum type.
11364 * tree-complex.c (complex_lattice_t): Typedef to int rather than
11366 (expand_complex_libcall): Add casts to enum type.
11367 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
11368 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
11369 with ERROR_MARK, not NUM_TREE_CODES.
11370 (vect_create_epilog_for_reduction): Likewise.
11371 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
11372 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
11373 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
11375 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
11376 vect_unused_in_loop. Change 0 to loop_vect.
11377 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
11378 * var-tracking.c (get_init_value): Change return type to enum
11380 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
11381 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
11383 (arm_override_options): Add casts to enum type.
11384 (arm_emit_tls_decoration): Likewise.
11385 * config/i386/i386.c (ix86_function_specific_restore): Add casts
11387 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
11388 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
11389 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
11391 * config/s390/s390.c (code_for_builtin_64): Change to array of
11393 (code_for_builtin_31): Likewise.
11394 (s390_expand_builtin): Change code_for_builtin to enum insn_code
11396 * config/sparc/sparc.c (sparc_override_options): Change value
11397 field in struct code_model to enum cmodel. In initializer change
11398 0 to NULL and add cast to enum type.
11400 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
11401 Change all callers. Issue a -Wc++-compat warning using
11402 lhs_origtype if necessary.
11403 (convert_for_assignment): Issue -Wc++-compat warnings about
11404 invalid conversions to enum type on assignment.
11405 * c-common.h (build_modify_expr): Update declaration.
11407 2009-04-24 Nick Clifton <nickc@redhat.com>
11409 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
11410 (function_arg_advance): Likewise.
11411 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
11414 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
11416 * config/s390/constraints.md ('I', 'J'): Fix condition.
11418 2009-04-24 Diego Novillo <dnovillo@google.com>
11420 * gengtype-parse.c (parse_error): Add newline after message.
11422 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
11424 * config/i386/sse.md (avxmodesuffixs): Removed.
11425 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
11426 (*avx_pinsr<ssevecsize>): This.
11428 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
11430 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
11431 follow chains of regs with a single definition, and allow expressions
11432 that are function_invariant_p.
11433 (simple_rhs_p): Allow expressions that are function_invariant_p.
11435 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
11437 PR middle-end/39867
11438 * fold-const.c (fold_cond_expr_with_comparison): When folding
11439 > and >= to MAX, make sure the MAX uses the same type as the
11440 comparison's operands.
11442 2009-04-24 Nick Clifton <nickc@redhat.com>
11444 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
11445 addressing for DImode accesses.
11446 (frv_print_operand_address): Handle PLUS case.
11447 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
11449 2009-04-24 Jakub Jelinek <jakub@redhat.com>
11451 PR rtl-optimization/39794
11452 * alias.c (canon_true_dependence): Add x_addr argument.
11453 * rtl.h (canon_true_dependence): Adjust prototype.
11454 * cse.c (check_dependence): Adjust canon_true_dependence callers.
11455 * cselib.c (cselib_invalidate_mem): Likewise.
11456 * gcse.c (compute_transp): Likewise.
11457 * dse.c (scan_reads_nospill): Likewise.
11458 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
11459 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
11460 canon_base_addr of the group, plus optional offset.
11461 (struct group_info): Rename canon_base_mem to
11463 (get_group_info): Set canon_base_addr to canon_rtx of base, not
11464 canon_rtx of base_mem.
11466 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
11468 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
11469 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
11471 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11473 * config/spu/spu-builtins.h: Delete file.
11475 * config/spu/spu.h (enum spu_builtin_type): Move here from
11477 (struct spu_builtin_description): Likewise. Add GTY marker.
11478 Do not use enum spu_function_code or enum insn_code.
11479 (spu_builtins): Add extern declaration.
11481 * config/spu/spu.c: Do not include "spu-builtins.h".
11482 (enum spu_function_code, enum spu_builtin_type_index,
11483 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
11484 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
11485 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
11486 unsigned_V2DI_type_node): Move here from spu-builtins.h.
11487 (spu_builtin_types): Make static. Add GTY marker.
11488 (spu_builtins): Add extern declaration with GTY marker.
11489 Include "gt-spu.h".
11491 * config/spu/spu-c.c: Do not include "spu-builtins.h".
11492 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
11493 Check programmatically whether all parameters are scalar.
11495 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
11497 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
11499 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
11500 assignment from the constructor either if the target is volatile.
11502 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
11504 * config/arm/arm.md (insv): Do not share operands[0].
11506 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
11508 * config/vxlib-tls.c (active_tls_threads): Delete.
11509 (delete_hook_installed): New.
11510 (tls_delete_hook): Don't delete the delete hook.
11511 (tls_destructor): Delete it here.
11512 (__gthread_set_specific): Adjust installing the delete hook.
11513 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
11514 __gthread_leave_tsd_dtor_context.
11516 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
11518 * c-format.c (gcc_tdiag_char_table): Add support for %E.
11520 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
11522 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
11524 (alpha_rtx_costs): Ditto.
11525 (emit_unlikely_jump): Use add_reg_note.
11526 (emit_frame_store_1): Ditto.
11527 (alpha_expand_prologue): Ditto.
11528 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11529 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
11531 2009-04-23 Nick Clifton <nickc@redhat.com>
11533 * config/v850/v850.md (epilogue): Remove suppressed code.
11534 (return): Rename to return_simple and remove test of frame size.
11535 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
11536 to gen_return_simple.
11538 2009-04-22 Jing Yu <jingyu@google.com>
11541 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
11543 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
11546 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
11547 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
11548 value is a VECTOR_CST, the element type is the element type of the
11551 2009-04-22 DJ Delorie <dj@redhat.com>
11553 * config/m32c/m32c.h: Update GTY annotations to new syntax.
11555 2009-04-22 Jakub Jelinek <jakub@redhat.com>
11557 * alias.c (find_base_term): Move around LO_SUM case, so that
11558 CONST falls through into PLUS/MINUS handling.
11561 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
11562 into 0, use omit_one_operand.
11564 2009-04-23 Ben Elliston <bje@au.ibm.com>
11566 * config/rs6000/linux-unwind.h (get_regs): Remove type
11567 puns. Change the type of `pc' to an array of unsigned ints and
11568 update all users. Constify frame24.
11570 2009-04-22 DJ Delorie <dj@redhat.com>
11572 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
11573 declarations before code.
11574 (current_function_special_page_vector): Likewise.
11575 (m32c_expand_insv): Silence a warning.
11577 2009-04-21 Taras Glek <tglek@mozilla.com>
11579 * alias.c: Update GTY annotations to new syntax.
11580 * basic-block.h: Likewise.
11581 * bitmap.h: Likewise.
11582 * c-common.h: Likewise.
11583 * c-decl.c: Likewise.
11584 * c-parser.c: Likewise.
11585 * c-pragma.c: Likewise.
11586 * c-tree.h: Likewise.
11587 * cfgloop.h: Likewise.
11588 * cgraph.h: Likewise.
11589 * config/alpha/alpha.c: Likewise.
11590 * config/arm/arm.h: Likewise.
11591 * config/avr/avr.h: Likewise.
11592 * config/bfin/bfin.c: Likewise.
11593 * config/cris/cris.c: Likewise.
11594 * config/darwin.c: Likewise.
11595 * config/frv/frv.c: Likewise.
11596 * config/i386/i386.c: Likewise.
11597 * config/i386/i386.h: Likewise.
11598 * config/i386/winnt.c: Likewise.
11599 * config/ia64/ia64.h: Likewise.
11600 * config/iq2000/iq2000.c: Likewise.
11601 * config/mips/mips.c: Likewise.
11602 * config/mmix/mmix.h: Likewise.
11603 * config/pa/pa.c: Likewise.
11604 * config/pa/pa.h: Likewise.
11605 * config/rs6000/rs6000.c: Likewise.
11606 * config/s390/s390.c: Likewise.
11607 * config/sparc/sparc.c: Likewise.
11608 * config/xtensa/xtensa.c: Likewise.
11609 * cselib.h: Likewise.
11610 * dbxout.c: Likewise.
11611 * dwarf2out.c: Likewise.
11612 * except.c: Likewise.
11613 * except.h: Likewise.
11614 * fixed-value.h: Likewise.
11615 * function.c: Likewise.
11616 * function.h: Likewise.
11617 * gimple.h: Likewise.
11618 * integrate.c: Likewise.
11619 * optabs.c: Likewise.
11620 * output.h: Likewise.
11621 * real.h: Likewise.
11623 * stringpool.c: Likewise.
11624 * tree-data-ref.c: Likewise.
11625 * tree-flow.h: Likewise.
11626 * tree-scalar-evolution.c: Likewise.
11627 * tree-ssa-address.c: Likewise.
11628 * tree-ssa-alias.h: Likewise.
11629 * tree-ssa-operands.h: Likewise.
11630 * tree.c: Likewise.
11631 * tree.h: Likewise.
11632 * varasm.c: Likewise.
11633 * varray.h: Likewise.
11635 * coretypes.h: Do not define GTY macro if it is already defined.
11636 * doc/gty.texi: Update GTY documentation to new syntax.
11637 * gengtype-lex.l: Enforce attribute-like syntax for GTY
11638 annotations on structs.
11639 * gengtype-parse.c: Likewise.
11641 2009-04-22 Mark Heffernan <meheff@google.com>
11643 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
11645 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
11647 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
11650 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
11652 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
11653 the same as a PLUS without a shift. Increase the cost of a
11656 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11658 * Makefile.in: Update dependencies.
11659 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
11660 * errors.h: Remove bogus comment about compatibility.
11661 (warning): Update declaration.
11662 * genautomata.c: Update all calls to warning.
11663 * gimple.c: Do not include errors.h. Include toplev.h.
11664 * tree-ssa-structalias.c: Do not include errors.h.
11665 * omega.c: Likewise.
11666 * tree-ssa-reassoc.c: Likewise.
11667 * config/spu/spu-c.c: Likewise.
11668 * config/spu/t-spu-elf: Update dependencies.
11670 2009-04-22 Richard Guenther <rguenther@suse.de>
11672 PR tree-optimization/39824
11673 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
11674 make sure the types are compatible.
11676 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11679 * c-common.c (c_parse_error): Take a token_flags parameter.
11680 Use token_type for the token type instead.
11681 Pass token_flags to cpp_type2name.
11682 * c-common.h (c_parse_error): Update declaration.
11683 * c-parser.c (c_parser_error): Pass 0 as token flags.
11685 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
11687 PR rtl-optimization/39580
11688 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
11690 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11692 * function.c (expand_function_end): Do not emit a jump to the "naked"
11693 return label for fall-through returns.
11694 * except.c (sjlj_emit_function_exit): Always place the call to the
11695 unregister function at the location installed by expand_function_end.
11697 2009-04-22 Richard Guenther <rguenther@suse.de>
11699 PR tree-optimization/39845
11700 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
11701 (gen_inbound_check): Likewise.
11703 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
11705 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
11707 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
11708 * config/vxlib.c (__gthread_once): Add race guard for PPC.
11710 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11712 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
11713 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
11714 shift counts to avoid out-of-bounds array accesses.
11716 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11718 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
11719 (Pmode): Move above.
11721 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
11723 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
11724 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
11725 GET_CODE macro. Use IN_RANGE macro where appropriate.
11726 * config/alpha/alpha.h: Ditto.
11727 * config/alpha/alpha.md: Ditto.
11728 * config/alpha/constraints.md: Ditto.
11729 * config/alpha/predicates.md: Ditto.
11731 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
11733 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
11734 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11735 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11736 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11737 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11738 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11739 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11740 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11741 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11742 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11743 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11744 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11745 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11746 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11747 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11748 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11749 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11750 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11751 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11752 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11753 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11754 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11755 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11756 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11757 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11758 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11759 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
11761 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11763 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
11764 references from comments.
11765 * cfgbuild.c: (count_basic_blocks): Delete.
11766 (find_basic_blocks_1): Delete.
11767 (find_basic_blocks): Delete.
11768 * except.c (finish_eh_generation): Make static. Move comment from
11769 except.h here. Remove find_basic_blocks references from comments.
11770 * except.h (finish_eh_generation): Delete.
11771 * basic-block.h (find_basic_blocks): Delete.
11772 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
11774 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
11776 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
11777 (sdbout_parms): Likewise.
11779 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
11781 * config/sh/sh.c (prepare_cbranch_operands): Use
11782 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
11783 (expand_cbranchdi4): Likewise.
11784 (from_compare): Add cast to enum type.
11785 (expand_cbranchsi4): Use add_reg_note.
11786 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
11787 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
11788 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
11789 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
11790 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
11791 instead of CODE_FOR_nothing.
11792 (cbranchdi4): Likewise. Fix the order of arguments for
11794 (push_fpscr): Use add_reg_note.
11795 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
11796 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
11798 2009-04-21 Joseph Myers <joseph@codesourcery.com>
11800 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
11801 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
11802 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
11803 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
11804 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
11805 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
11806 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
11807 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
11808 config/alpha/x-vms, config/arc/t-arc,
11809 config/arm/README-interworking, config/arm/arm-c.c,
11810 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
11811 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
11812 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
11813 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
11814 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
11815 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
11816 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
11817 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
11818 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
11819 config/cris/t-elfmulti, config/crx/t-crx,
11820 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
11821 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
11822 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
11823 config/h8300/t-h8300, config/i386/athlon.md,
11824 config/i386/darwin-libgcc.10.4.ver,
11825 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
11826 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
11827 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
11828 config/i386/t-linux64, config/i386/t-nwld,
11829 config/i386/t-rtems-i386, config/i386/t-sol2-10,
11830 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
11831 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
11832 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
11833 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
11834 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
11835 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
11836 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
11837 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
11838 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
11839 config/m68k/t-uclinux, config/mcore/t-mcore,
11840 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
11841 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
11842 config/mips/crtn.asm, config/mips/irix-crti.asm,
11843 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
11844 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
11845 config/mips/mips-fixed.md, config/mips/sb1.md,
11846 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
11847 config/mips/t-iris6, config/mips/t-isa3264,
11848 config/mips/t-libgcc-mips16, config/mips/t-linux64,
11849 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
11850 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
11851 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
11852 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
11853 config/mn10300/t-linux, config/mn10300/t-mn10300,
11854 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
11855 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
11856 config/picochip/libgccExtras/clzsi2.asm,
11857 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
11858 config/rs6000/darwin-libgcc.10.4.ver,
11859 config/rs6000/darwin-libgcc.10.5.ver,
11860 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
11861 config/rs6000/t-aix43, config/rs6000/t-aix52,
11862 config/rs6000/t-darwin, config/rs6000/t-fprules,
11863 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
11864 config/rs6000/t-lynx, config/rs6000/t-netbsd,
11865 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
11866 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
11867 config/rs6000/t-rtems, config/rs6000/t-spe,
11868 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
11869 config/score/t-score-elf, config/sh/divcost-analysis,
11870 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
11871 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
11872 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
11873 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
11874 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
11875 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
11876 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
11877 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
11878 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
11879 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
11880 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
11881 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
11882 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
11883 limitx.h, version.c, xcoff.h: Add copyright and license notices.
11884 * config/h8300/genmova.sh: Include copyright and license notices
11885 in generated output.
11886 * config/h8300/mova.md: Regenerate.
11887 * doc/install.texi2html: Include word "Copyright" in copyright
11888 notice and use name "Free Software Foundation, Inc.".
11889 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
11890 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
11891 ChangeLog-2007, ChangeLog-2008: Correct dates.
11893 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
11895 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
11896 NE_EXPR operations as well.
11897 * c-parser.c (c_parser_condition): Do not set location information on
11899 (c_parser_conditional_expression): Likewise.
11900 (c_parser_binary_expression): Set location information on operators.
11901 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
11902 TRUTH_NOT_EXPR has been folded.
11903 * fold-const.c (fold_truth_not_expr): Copy location information from
11904 the incoming expression to the outgoing one.
11905 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
11906 recursive calls on the LHS of the operator but pass that of the
11907 operator to recursive calls on the RHS of the operator. Set it
11909 (shortcut_cond_expr): Set the locus of the operator on the second
11910 COND_EXPR and that of the expression on the first in degenerate cases.
11911 Pass the locus of the expression to calls to shortcut_cond_r.
11912 Set the locus of the 'then' block on the associated jump, if any.
11913 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
11914 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
11915 expression to call to gimplify_boolean_expr.
11917 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
11919 * config.gcc: Add additional configuration for
11920 i686-w64-mingw* and x86_64-w64-mingw* triplet.
11921 * config/i386/mingw-w64.h: New mingw-w64 specific header.
11922 (CPP_SPEC): Redefine for allowing -municode option.
11923 (STARTFILE_SPEC): Likewise.
11924 * config/i386/t-mingw-w64: New.
11925 * config/i386/mingw-w64.opt: New.
11926 (municode): Add new target option.
11927 * doc/invoke.texi (municode): Add documentation for new option.
11929 2009-04-21 Ian Lance Taylor <iant@google.com>
11931 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11932 Correct test for number of arguments.
11933 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
11935 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
11937 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
11938 argument of emit_library_call.
11940 2009-04-21 Richard Guenther <rguenther@suse.de>
11942 PR middle-end/39829
11943 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
11944 inside VIEW_CONVERT_EXPRs.
11946 2009-04-21 Martin Jambor <mjambor@suse.cz>
11948 * tree-switch-conversion.c (build_constructors): Split a long line.
11949 (constructor_contains_same_values_p): New function.
11950 (build_one_array): Create assigns of constants if possible, do not
11951 call mark_sym_for_renaming, call update_stmt.
11952 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
11953 make_rename_temp. Do not call mark_symbols_for_renaming, call
11955 (gen_def_assigns): Do not call mark_symbols_for_renaming or
11956 find_new_referenced_vars, call update_stmt.
11957 (gen_inbound_check): Use create_tmp_var and create ssa names manually
11958 instead of calling make_rename_temp. Do not call
11959 find_new_referenced_vars or mark_symbols_for_renaming, call
11962 2009-04-21 Richard Guenther <rguenther@suse.de>
11964 PR tree-optimization/39827
11965 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
11966 (tree_ssa_phiprop): Pass the correct array size.
11968 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
11970 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
11972 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
11975 * c-typeck.c (lvalue_p): Move declaration ...
11976 * c-common.h (lvalue_p): ... to here.
11977 * c-common.c (candidate_equal_p): New.
11978 (add_tlist): Use it.
11979 (merge_tlist): Use it.
11980 (warn_for_collisions_1): Likewise.
11981 (warning_candidate_p): Accept more candidates.
11982 (verify_tree): A warning candidate can be an expression. Use
11985 2009-04-21 Ben Elliston <bje@au.ibm.com>
11988 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
11989 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
11990 options. Remove -mcall-solaris documentation.
11992 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11995 * doc/invoke.texi (-Wlong-long): Update description.
11996 * c-lex (interpret_integer): Only warn if there was no previous
11997 overflow and -Wlong-long is enabled.
11998 * c-decl.c (declspecs_add_type): Drop redundant flags.
11999 * c.opt (Wlong-long): Init to -1.
12000 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
12001 and front-end warn_long_long. Wlong-long only depends on other
12002 flags if it is uninitialized.
12003 * c-parser.c (disable_extension_diagnostics): warn_long_long is
12004 the same for CPP and FE.
12005 (restore_extension_diagnostics): Likewise.
12007 2009-04-20 Ian Lance Taylor <iant@google.com>
12009 Fix enum conversions which are invalid in C++:
12010 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
12011 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
12012 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
12013 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
12014 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
12015 (dbxout_parms): Likewise.
12016 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
12017 (df_clear_flags): Likewise.
12018 * df-problems.c (df_rd_bb_local_compute_process_def): Change
12019 top_flag parameter to int.
12020 (df_chain_create_bb_process_use): Likewise.
12021 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
12023 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
12024 (df_ref_create_structure, df_def_record_1): Likewise.
12025 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
12026 (df_notes_rescan): Change 0 to VOIDmode in function call.
12027 (df_get_call_refs, df_insn_refs_collect): Likewise.
12028 (df_bb_regs_collect): Likewise.
12029 (df_entry_block_defs_collect): Likewise.
12030 (df_exit_block_uses_collect): Likewise.
12031 * df.h: Update declarations.
12032 * double-int.c (double_int_divmod): Add cast to enum type.
12033 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
12034 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
12035 (based_loc_descr): Likewise.
12036 (loc_descriptor_from_tree_1): Change first_op and second_op to
12037 enum dwarf_location_atom. Add cast to enum type.
12038 * expmed.c (init_expmed): Change 0 to SET in function call.
12039 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
12040 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
12041 (do_store_flag): Likewise.
12042 * fixed-value.h (struct fixed_value): Change mode to enum
12044 * function.c (assign_parms): Change 0 to VOIDmode in function call.
12045 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
12047 (insert_insn_decl, insert_decl, insert_state): Likewise.
12048 (automata_list_finish): Likewise.
12049 * genrecog.c (process_define_predicate): Add cast to enum type.
12050 * gensupport.c (init_predicate_table): Add cast to enum type.
12051 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
12053 (gimple_build_call_1, gimple_build_label): Likewise.
12054 (gimple_build_goto, gimple_build_asm_1): Likewise.
12055 (gimple_build_switch_1, gimple_build_cdt): Likewise.
12056 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
12057 (enum fallback): Rename from enum fallback_t.
12058 (fallback_t): Typedef as int.
12059 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
12060 GSI_SAME_STMT in function call.
12061 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
12063 (setup_reg_class_relations): Likewise.
12064 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
12065 (setup_prohibited_class_mode_regs): Add cast to enum type.
12066 (setup_prohibited_mode_move_regs): Likewise.
12067 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
12068 (record_address_regs): Change i to enum reg_class.
12069 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
12070 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
12071 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
12072 (GET_MODE_2XWIDER_MODE): Likewise.
12073 (GET_CLASS_NARROWEST_MODE): Likewise.
12074 * omp-low.c (expand_omp_for): Add cast to enum type.
12075 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
12076 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
12077 * postreload.c (reload_cse_simplify_operands): Change rclass local
12079 * predict.c (combine_predictions_for_insn): Change best_predictor
12080 and predictor to enum br_predictor.
12081 (combine_predictions_for_bb): Likewise.
12082 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
12083 use SET_PREDICT_EXPR_OUTCOME.
12084 * real.c (real_arithmetic): Change icode to code in function call.
12085 * reginfo.c (init_move_cost): Add casts to enum type.
12086 (init_reg_sets_1, init_fake_stack_mems): Likewise.
12087 * regmove.c (regclass_compatible_p): Change class0 and class1 to
12089 * reload.c (find_valid_class): Add casts to enum type.
12090 (push_reload): Change 0 to NO_REGS in function call.
12091 (find_reloads): Change this_alternative to array of enum
12092 reg_class. Remove some now-unnecessary casts.
12093 (make_memloc): Change 0 to VOIDmode in function call.
12094 * reload1.c (reload): Change 0 to VOIDmode in function call.
12095 (eliminate_regs_1, elimination_effects): Likewise.
12096 (eliminate_regs_in_insn): Likewise.
12097 (emit_input_reload_insns): Add cast to enum type.
12098 (delete_output_reload): Change 0 to VOIDmode in function call.
12099 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
12100 to enum type in function call.
12101 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
12102 (SET_PREDICT_EXPR_OUTCOME): Define.
12103 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
12104 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
12105 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
12106 (dump_function): Likewise.
12107 * tree-dump.h: Update declarations.
12108 * tree-pass.h: Update declarations.
12109 * varasm.c (assemble_integer): Change mclass to enum mode_class.
12110 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
12112 (arm_rtx_costs_1): Correct parenthesization.
12113 (arm_rtx_costs): Add casts to enum type.
12114 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
12115 (vfp_emit_fstmd): Use add_rg_note.
12116 (emit_multi_reg_push, emit_sfm): Likewise.
12117 (thumb_set_frame_pointer): Likewise.
12118 (arm_expand_prologue): Likewise.
12119 (arm_regno_class): Change return type to enum reg_class.
12120 (thumb1_expand_prologue): Use add_reg_note.
12121 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
12122 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
12124 * config/arm/gentune.sh: Add cast to enum type.
12125 * config/arm/arm-tune.md: Rebuild.
12126 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
12127 (ix86_split_fp_branch, predict_jump): Likewise.
12128 (ix86_expand_multi_arg_builtin): Change sub_code from enum
12129 insn_code to enum rtx_code.
12130 (ix86_builtin_vectorized_function): Add cast to enum type.
12131 * config/i386/i386.md (truncdfsf2): Change slot to enum
12133 (truncxf<mode>2, isinf<mode>2): Likewise.
12134 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
12136 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
12137 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
12138 (insert_bundle_state): Change 1 to INSERT in function call.
12139 (ia64_add_bundle_selector_before): Likewise.
12140 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
12141 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
12142 (restore_stack_nonlocal): Likewise.
12143 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
12145 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
12147 (mips_rtx_costs): Likewise.
12148 (mips_override_options): Add casts to enum type.
12149 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
12151 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
12152 (store_reg, set_reg_plus_d): Likewise.
12153 (hppa_expand_prologue, hppa_profile_hook): Likewise.
12154 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
12156 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
12158 (emit_unlikely_jump): Use add_reg_note.
12159 (rs6000_emit_allocate_stack): Likewise.
12160 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
12161 (output_toc): Change 1 to INSERT in function call.
12162 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
12163 (rs6000_initialize_trampoline): Likewise.
12164 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
12166 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
12167 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
12168 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
12169 (save_gprs): Use add_reg_note.
12170 (s390_emit_prologue): Likewise.
12171 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
12172 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
12173 (sparc_fold_builtin): Add cast to enum type.
12174 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
12176 (spu_expand_prologue): Use add_reg_note.
12177 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
12179 2009-04-20 Ian Lance Taylor <iant@google.com>
12181 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
12182 (c_parser_postfix_expression_after_primary): Get VEC for list of
12183 arguments. Get original types of arguments. Call
12184 build_function_call_vec.
12185 (cached_expr_list_1, cached_expr_list_2): New static variables.
12186 (c_parser_expr_list): Change return type to VEC *. Add
12187 p_orig_types parameter. Change all callers.
12188 (c_parser_release_expr): New static function.
12189 (c_parser_vec_to_tree_list): New static function.
12190 * c-typeck.c (build_function_call): Rewrite to build a VEC and
12191 call build_function_call_vec.
12192 (build_function_call_vec): New function, based on old
12193 build_function_call.
12194 (convert_arguments): Remove nargs and argarray parameters. Change
12195 values to a VEC. Add origtypes parameter.
12196 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
12197 (convert_for_assignment): Add origtype parameter. Change all
12198 callers. If warn_cxx_compat, check for conversion to an enum
12199 type when calling a function.
12200 (store_init_value): Add origtype parameter. Change all callers.
12201 (digest_init): Likewise.
12202 (struct init_node): Add origtype field.
12203 (add_pending_init): Add origtype parameter. Change all callers.
12204 (output_init_element): Likewise.
12205 (output_pending_init_elements): Pass origtype from init_node to
12206 output_init_element.
12207 (process_init_element): Pass origtype from c_expr to
12208 output_init_element.
12209 (c_finish_return): Add origtype parameter. Change all callers.
12210 * c-common.c (sync_resolve_size): Change params to VEC *. Change
12212 (sync_resolve_params): Likewise.
12213 (sync_resolve_return): Change params to first_param. Change caller.
12214 (resolve_overloaded_builtins): Change params to VEC *. Change
12215 callers. Save first parameter around call to build_function_call_vec.
12216 * c-decl.c (finish_decl): Add origtype parameter. Change all
12217 callers. Call build_function_call_vec rather than
12218 build_function_call for cleanup.
12219 * c-tree.h: Update declarations.
12220 * c-common.h: Update declarations.
12221 * stub-objc.c (objc_rewrite_function_call): Change parameter from
12222 params to first_param.
12223 * target.h (struct gcc_target): Change resolve_overloaded_builtin
12224 params parameter from tree to void *.
12225 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12226 Change arglist parameter to have type void *, and to be a pointer
12228 * config/rs6000/rs6000-protos.h
12229 (altivec_resolve_overloaded_builtin): Update declaration.
12230 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
12231 fnargs parameter to have type void *, and to be a pointer to a
12232 VEC. Call build_function_call_vec instead of
12233 build_function_call.
12234 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
12236 2009-04-20 Joey Ye <joey.ye@intel.com>
12237 Xuepeng Guo <xuepeng.guo@intel.com>
12238 H.J. Lu <hongjiu.lu@intel.com>
12240 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
12242 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
12243 (IX86_LEA_PRIORITY): Likewise.
12244 (distance_non_agu_define): New function.
12245 (distance_agu_use): Likewise.
12246 (ix86_lea_for_add_ok): Likewise.
12247 (ix86_dep_by_shift_count): Likewise.
12249 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
12250 should split for LEA.
12252 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
12254 (ix86_dep_by_shift_count): Likewise.
12256 2009-04-20 Richard Guenther <rguenther@suse.de>
12258 * expr.c (handled_component_p): Move ...
12259 * tree.h (handled_component_p): ... here.
12260 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
12261 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
12262 and REALPART_EXPR to be in one group.
12264 2009-04-20 Richard Guenther <rguenther@suse.de>
12266 * basic-block.h (get_all_dominated_blocks): Declare.
12267 * dominance.c (get_all_dominated_blocks): New function.
12268 * tree-cfg.c (get_all_dominated_blocks): Remove.
12269 (remove_edge_and_dominated_blocks): Adjust.
12270 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
12271 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
12272 instead of recursing.
12274 2009-04-20 Doug Kwan <dougkwan@google.com>
12276 * cgraph.h (cgraph_node_ptr): New type for vector functions.
12277 (struct cgraph_node_set_def): New type.
12278 (cgraph_node_set) New type. Also declare vector functions.
12279 (struct cgraph_node_set_element_def): New type.
12280 (cgraph_node_set_element): Ditto.
12281 (cgraph_node_set_iterator): New iterator type.
12282 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
12283 cgraph_node_set_remove, dump_cgraph_node_set,
12284 debug_cgraph_node_set): New prototypes.
12285 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
12286 cgraph_node_set_size): New inlines.
12287 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
12288 including cgraph.h.
12289 (struct ipa_opt_pass): Add struct cgraph_node_set_def
12290 argument to function 'write_summary'.
12291 * ipa.c: Include ggc.h.
12292 (hash_cgraph_node_set_element,
12293 eq_cgraph_node_set_element, cgraph_node_set_new,
12294 cgraph_node_set_add, cgraph_node_set_remove,
12295 cgraph_node_set_find, dump_cgraph_node_set,
12296 debug_cgraph_node_set): New functions.
12297 * Makefile.in (ipa.o): Add dependency on GGC_H.
12299 2009-04-20 Ira Rosen <irar@il.ibm.com>
12301 PR tree-optimization/39675
12302 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
12303 check of the return code of vect_schedule_slp. Check that
12304 stmt_vec_info still exists for the statement, before checking its
12305 vectorization type.
12307 2009-04-20 Michael Matz <matz@suse.de>
12309 * Makefile.in (generated_files): Take out $(simple_generated_c).
12311 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
12313 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
12314 (UINTPTR_TYPE): Likewise.
12316 2009-04-19 Joseph Myers <joseph@codesourcery.com>
12319 * c-typeck.c (digest_init): Check for initializing an array with a
12322 2009-04-19 Joseph Myers <joseph@codesourcery.com>
12325 * c-semantics.c (pop_stmt_list): Propagate
12326 STATEMENT_LIST_HAS_LABEL to parent statement list.
12328 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
12330 * config/mips/mips.h (mips_tune_attr): New macro.
12331 * config/mips/mips.md (cpu): Use it.
12333 2009-04-19 Joseph Myers <joseph@codesourcery.com>
12336 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
12339 2009-04-19 Diego Novillo <dnovillo@google.com>
12341 * toplev.c (compile_file): Move call to coverage_finish ...
12342 * cgraphunit.c (ipa_passes): ... here.
12343 Call cgraph_process_new_functions.
12344 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
12345 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
12347 2009-04-19 Jan Hubicka <jh@suse.cz>
12349 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
12351 (dump_cgraph_node): Dump can throw external flag.
12352 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
12354 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
12358 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
12359 * common.opt (Wlogical-op): Move from here...
12360 * c.opt (Wlogical-op): ... to here.
12361 * c-typeck.c (parser_build_binary_op): Update call to
12362 warn_logical_operator.
12363 * c-opts.c (c_common_post_options): Enable warn_logical_op with
12365 * c-common.c (warn_logical_op): Update.
12366 * c-common.h (warn_logical_op): Update declaration.
12368 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
12370 * tree.c (protected_set_expr_location): Fix formatting.
12372 2009-04-18 Joseph Myers <joseph@codesourcery.com>
12375 * c-typeck.c (readonly_warning): new.
12376 (build_unary_op, build_modify_expr): Use readonly_warning for
12377 storing into something readonly but not const-qualified.
12379 2009-04-18 Joseph Myers <joseph@codesourcery.com>
12382 * c-typeck.c (build_unary_op): Check for taking address of
12383 expression of type void.
12385 2009-04-18 Joseph Myers <joseph@codesourcery.com>
12388 * c-typeck.c (build_function_call): Check for calling a function
12389 with qualified void return types. Call require_complete_type when
12392 2009-04-18 Jan Hubicka <jh@suse.cz>
12394 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
12396 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
12397 can_throw_external flag.
12398 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
12399 * ipa-pure-const.c (ignore_edge): New function.
12400 (propagate): Compute order for NOTHROW computation; set NOTHROWs
12401 only over can_throw_external edges.
12402 (local_pure_const): Add nothrow flag.
12403 * ipa-utils.c (searchc): Add ignore_edge callback.
12404 (ipa_utils_reduced_inorder): Add ignore_edge callback.
12405 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
12406 (set_nothrow_function_flags): Update cgraph.
12407 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
12409 2009-04-18 Richard Guenther <rguenther@suse.de>
12411 PR middle-end/39804
12412 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
12413 (fold_stmt): ... this and ...
12414 (fold_stmt_inplace): ... this.
12415 (fold_stmt_1): Fold references in calls and asms.
12416 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
12418 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12420 * tree-vrp.c (ssa_name_nonzero_p): Remove.
12421 * tree.h: Remove the prototype for ssa_name_nonzero_p.
12423 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12425 * tree.c (function_args_count): Remove.
12426 * tree.h: Remove the prototype for function_args_count.
12428 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12430 * tree-iterator.c (expr_only): Remove.
12431 * tree.h: Remove the prototype for expr_only.
12433 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12435 * reginfo.c (cannot_change_mode_set_regs): Remove.
12436 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
12438 2009-04-08 Anatoly Sokolov <aesok@post.ru>
12440 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
12441 whether operands 0 and 1 overlaps.
12443 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
12445 PR middle-end/36902
12446 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
12447 pointer. Use warning_at instead of warning.
12448 (search_for_addr_array): Likewise.
12449 (check_array_bounds): Likewise.
12450 (check_all_array_refs): Check that the incoming edge is not in the
12451 list of edges to be removed.
12452 (check_all_array_refs): Avoid the temporal pointer.
12453 (vrp_visit_cond_stmt): Fix typo.
12454 (simplify_switch_using_ranges): Handle the case where the switch
12455 index is an integer constant.
12457 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
12459 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
12461 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
12463 * doc/extend.texi, doc/invoke.texi: Fix typos.
12465 2009-04-17 Cary Coutant <ccoutant@google.com>
12467 * tree-flow-inline.h (get_lineno): Fix inverted test.
12469 2009-04-17 Diego Novillo <dnovillo@google.com>
12471 * tree-ssa-pre.c (create_expression_by_pieces): Remove
12472 assertion for AVAIL_OUT.
12474 2009-04-17 Mike Frysinger <vapier@gentoo.org>
12477 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
12478 * config/sh/linux-atomic.asm: Likewise.
12480 2009-04-17 Diego Novillo <dnovillo@google.com>
12482 * except.c (debug_eh_tree): New.
12483 (struct eh_region, struct eh_status): Move ...
12484 * except.h: ... here.
12485 (add_type_for_runtime): Declare extern.
12486 (lookup_type_for_runtime): Likewise.
12487 (debug_eh_tree): Declare.
12488 * Makefile.in (GTFILES): List except.h before except.c
12490 2009-04-17 Diego Novillo <dnovillo@google.com>
12492 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
12493 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
12494 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
12495 (find_vars_r): ... here.
12496 * tree-flow.h (find_referenced_vars_in): Declare.
12497 * tree-ssa-pre.c (create_expression_by_pieces): Assert
12498 that AVAIL_OUT exists for BLOCK.
12499 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
12500 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
12501 (tree-parloops.o): Likewise.
12503 2009-04-17 Simon Baldwin <simonb@google.com>
12505 * toplev.c (default_tree_printer): Add handling for %E format.
12507 2009-04-17 Diego Novillo <dnovillo@google.com>
12509 * tree-pretty-print.c (dump_generic_node): Add break after
12510 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
12511 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
12512 FUNCTION_TYPE together. Call print_struct_decl when printing
12513 structures and TDF_SLIM is not given.
12514 (print_struct_decl): Fix logic for detecting recursion.
12516 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
12519 * gcc.c (create_at_file): New.
12520 (compile_input_file_p): New.
12521 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
12522 * main.c (main): Update call to toplev_main.
12523 * toplev.c (toplev_main): Change signature. Call expandargv.
12524 * toplev.h (toplev_main): Change signature.
12526 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
12528 * dwarf2out.c (field_byte_offset): Use the type size as the field size
12529 if the latter is not constant.
12531 2009-04-17 David Edelsohn <edelsohn@gnu.org>
12533 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
12535 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
12537 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
12538 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
12540 2009-04-17 Richard Guenther <rguenther@suse.de>
12542 * tree-ssa-structalias.c (get_constraint_for_component_ref):
12543 Handle component references view-converting an invariant address.
12545 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
12547 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
12548 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
12549 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
12550 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
12551 Use @deftypevr rather than @deftypevar.
12553 2009-04-17 Richard Guenther <rguenther@suse.de>
12555 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
12556 (get_prop_source_stmt): Likewise.
12557 (can_propagate_from): Likewise.
12559 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
12561 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
12562 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
12563 (--with-multilib-list): Add default value.
12564 * configure: Regenerate.
12565 * Makefile.in (TM_ENDIAN_CONFIG): Define.
12566 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
12567 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
12568 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
12569 Don't add default cpu to multilib list unnecessarily, but do enable
12570 the relevant compiler option..
12571 Add support for --with-multilib-list=<blank> and
12572 --with-multilib-list=!<somelib> to supress unwanted multilibs.
12573 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
12574 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
12575 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
12576 TM_MULTILIB_CONFIG.
12577 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
12578 (MULTILIB_OSDIRNAMES): New variable.
12579 * config/sh/t-1e: Delete file.
12580 * config/sh/t-mlib-sh1: Delete file.
12581 * config/sh/t-mlib-sh2: Delete file.
12582 * config/sh/t-mlib-sh2a: Delete file.
12583 * config/sh/t-mlib-sh2a-nofpu: Delete file.
12584 * config/sh/t-mlib-sh2a-single: Delete file.
12585 * config/sh/t-mlib-sh2a-single-only: Delete file.
12586 * config/sh/t-mlib-sh2e: Delete file.
12587 * config/sh/t-mlib-sh3e: Delete file.
12588 * config/sh/t-mlib-sh4: Delete file.
12589 * config/sh/t-mlib-sh4-nofpu: Delete file.
12590 * config/sh/t-mlib-sh4-single: Delete file.
12591 * config/sh/t-mlib-sh4-single-only: Delete file.
12592 * config/sh/t-mlib-sh4a: Delete file.
12593 * config/sh/t-mlib-sh4a-nofpu: Delete file.
12594 * config/sh/t-mlib-sh4a-single: Delete file.
12595 * config/sh/t-mlib-sh4a-single-only: Delete file.
12596 * config/sh/t-mlib-sh4al: Delete file.
12597 * config/sh/t-mlib-sh5-32media: Delete file.
12598 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
12599 * config/sh/t-mlib-sh5-64media: Delete file.
12600 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
12601 * config/sh/t-mlib-sh5-compact: Delete file.
12602 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
12603 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
12604 * doc/install.texi (Options specification): Add
12605 --with-multilib-list and --with-endian.
12607 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
12609 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
12611 (OBJS-common): Add plugin-version.o.
12612 (plugin-version.o): New.
12613 * gcc-plugin.h (plugin_gcc_version): New.
12614 (plugin_default_version_check): New.
12615 (plugin_init_func, plugin_init): Add version argument.
12616 * plugin-version.c: New.
12617 * plugin.c (str_plugin_gcc_version_name): New.
12618 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
12619 pass it to the init function.
12620 (plugin_default_version_check): New.
12622 2009-04-17 Richard Guenther <rguenther@suse.de>
12624 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
12625 for decl-vs-decl disambiguation.
12627 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
12629 * config/s390/s390.h (s390_tune_attr): New macro definition.
12630 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
12632 2009-04-17 Richard Guenther <rguenther@suse.de>
12634 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
12635 (fold_stmt_r): Likewise.
12636 (maybe_fold_reference): New function.
12637 (fold_gimple_assign): Handle cases fold_stmt_r did.
12638 (fold_stmt): Do not use fold_stmt_r.
12639 (fold_stmt_inplace): Likewise.
12641 2009-04-17 Richard Guenther <rguenther@suse.de>
12643 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
12644 (record_equivalences_from_stmt): Remove useless checks and
12646 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
12647 the type is already suitable.
12649 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
12651 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
12653 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
12655 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
12656 (CMPtype): Define as __gcc_CMPtype.
12658 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
12660 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
12661 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
12663 2009-04-17 Richard Guenther <rguenther@suse.de>
12665 PR tree-optimization/39746
12666 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
12667 special-casing for builtins and static variable use/def.
12668 (call_may_clobber_ref_p_1): Likewise.
12670 2009-04-16 Ian Lance Taylor <iant@google.com>
12672 * df.h: Include "timevar.h".
12673 (struct df_problem): Change tv_id field to timevar_id_t.
12674 * tree-pass.h: Include "timevar.h".
12675 (struct opt_pass): Change tv_id field to timevar_id_t.
12676 * timevar.h (timevar_id_t): Define TV_NONE.
12677 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
12678 TV_NONE rather than tv_id != 0.
12679 (execute_one_pass): Likewise.
12680 * Makefile.in (DF_H): Add $(TIMEVAR_H).
12681 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
12682 dependencies to $(TREE_PASS_H).
12683 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
12685 (pass_branch_target_load_optimize2): Likewise.
12686 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
12687 (pass_outof_cfg_layout_mode): Likewise.
12688 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
12689 (pass_rebuild_cgraph_edges): Likewise.
12690 (pass_remove_cgraph_callee_edges): Likewise.
12691 * df-core.c (pass_df_initialize_opt): Likewise.
12692 (pass_df_initialize_no_opt): Likewise.
12693 (pass_df_finish): Likewise.
12694 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
12695 * except.c (pass_set_nothrow_function_flags): Likewise.
12696 (pass_convert_to_eh_region_ranges): Likewise.
12697 * final.c (pass_compute_alignments): Likewise.
12698 * function.c (pass_instantiate_virtual_regs): Likewise.
12699 (pass_init_function): Likewise.
12700 (pass_leaf_regs): Likewise.
12701 (pass_match_asm_constraints): Likewise.
12702 * gimple-low.c (pass_lower_cf): Likewise.
12703 (pass_mark_used_blocks): Likewise.
12704 * init-regs.c (pass_initialize_regs): Likewise.
12705 * integrate.c (pass_initial_value_sets): Likewise.
12706 * ira.c (pass_ira): Likewise.
12707 * jump.c (pass_cleanup_barriers): Likewise.
12708 * omp-low.c (pass_expand_omp): Likewise.
12709 (pass_lower_omp): Likewise.
12710 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
12711 * recog.c (pass_split_all_insns): Likewise.
12712 (pass_split_after_reload): Likewise.
12713 (pass_split_before_regstack): Likewise.
12714 (pass_split_before_sched2): Likewise.
12715 (pass_split_for_shorten_branches): Likewise.
12716 * reginfo.c (pass_reginfo_init): Likewise.
12717 (pass_subregs_of_mode_init): Likewise.
12718 (pass_subregs_of_mode_finish): Likewise.
12719 * passes.c (pass_postreload): Likewise.
12720 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
12721 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
12722 (pass_warn_function_return): Likewise.
12723 (pass_warn_function_noreturn): Likewise.
12724 * tree-complex.c (pass_lower_complex): Likewise.
12725 (pass_lower_complex_O0): Likewise.
12726 * tree-if-conv.c (pass_if_conversion): Likewise.
12727 * tree-into-ssa.c (pass_build_ssa): Likewise.
12728 * tree-mudflap.c (pass_mudflap_1): Likewise.
12729 (pass_mudflap_2): Likewise.
12730 * tree-nomudflap.c (pass_mudflap_1): Likewise.
12731 (pass_mudflap_2): Likewise.
12732 * tree-nrv.c (pass_return_slot): Likewise.
12733 * tree-object-size.c (pass_object_sizes): Likewise.
12734 * tree-optimize.c (pass_all_optimizations): Likewise.
12735 (pass_early_local_passes): Likewise.
12736 (pass_all_early_optimizations): Likewise.
12737 (pass_cleanup_cfg): Likewise.
12738 (pass_cleanup_cfg_post_optimizing): Likewise.
12739 (pass_free_datastructures): Likewise.
12740 (pass_free_cfg_annotations): Likewise.
12741 (pass_fixup_cfg): Likewise.
12742 (pass_init_datastructures): Likewise.
12743 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
12744 (pass_late_warn_uninitialized): Likewise.
12745 (pass_update_address_taken): Likewise.
12746 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
12747 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
12748 (pass_cse_sincos): Likewise.
12749 (pass_convert_to_rsqrt): Likewise.
12750 * tree-ssa-structalias.c (pass_build_alias): Likewise.
12751 * tree-stdarg.c (pass_stdarg): Likewise.
12752 * tree-tailcall.c (pass_tail_recursion): Likewise.
12753 (pass_tail_calls): Likewise.
12754 * tree-vect-generic.c (pass_lower_vector): Likewise.
12755 (pass_lower_vector_ssa): Likewise.
12756 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
12758 2009-04-16 Joseph Myers <joseph@codesourcery.com>
12760 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
12762 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
12764 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
12765 logical and signext.
12767 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
12770 * config/sh/predicates.md (arith_operand): Check if the operand
12771 of TRUNCATE is a REG.
12773 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12775 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
12776 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
12778 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12780 * tree-iterator.c (tsi_split_statement_list_after,
12781 tsi_split_statement_list_before): Remove.
12782 * tree-iterator.h: Remove the prototypes for
12783 tsi_split_statement_list_after and tsi_split_statement_list_before.
12785 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12787 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
12788 * tree-ssa-propagate.h: Remove the prototype for
12789 stmt_makes_single_load.
12791 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12793 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
12794 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
12796 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12798 * tree-iterator.c (EXPR_LAST_BODY): Remove.
12800 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12802 * except.c (eh_region_outer_p): Remove.
12803 * except.h: Remove the prototype for eh_region_outer_p.
12805 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
12807 * function.c (current_function_assembler_name): Remove.
12808 * function.h: Remove the prototype for
12809 current_function_assembler_name.
12811 2009-04-16 Ian Lance Taylor <iant@google.com>
12813 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
12814 (add_reg_note): Call alloc_reg_note.
12815 * rtl.h (alloc_reg_note): Declare.
12816 * combine.c (try_combine): Use alloc_reg_note.
12817 (recog_for_combine, move_deaths): Likewise.
12818 (distribute_notes): Use alloc_reg_note and add_reg_note.
12819 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
12820 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
12821 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
12823 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
12825 PR rtl-optimization/39762
12826 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
12827 ira_may_move_out_cost): Add comments about way of their usage.
12828 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
12830 * ira-conflicts.c (process_regs_for_copy): Use function
12831 ira_get_register_move_cost instead of global
12832 ira_register_move_cost.
12834 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
12835 color_pass, move_spill_restore, update_curr_costs): Ditto.
12837 * ira-lives.c (process_single_reg_class_operands): Ditto.
12839 * ira-emit.c (emit_move_list): Ditto.
12841 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
12842 (record_reg_classes): Ditto. Use functions
12843 ira_get_register_move_cost and ira_get_may_move_cost instead of
12844 global vars ira_register_move_cost, ira_may_move_out_cost and
12845 ira_may_move_in_cost.
12846 (record_address_regs): Don't call ira_init_register_move_cost.
12847 Use function ira_get_may_move_cost instead of global
12848 ira_may_move_in_cost.
12849 (process_bb_node_for_hard_reg_moves): Use function
12850 ira_get_register_move_cost instead of global ira_register_move_cost.
12851 (ira_costs): Don't call ira_init_register_move_cost.
12853 2009-04-16 Richard Guenther <rguenther@suse.de>
12855 * tree-cfg.c (verify_gimple_assign_binary):
12856 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
12857 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
12858 (create_general_new_stmt): Note that this function is broken.
12860 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12862 * common.opt (fhelp): Add Var(help_flag).
12863 * gcc-plugin.h (plugin_info): Add help.
12864 * plugin.c (plugin_name_args): Add help.
12865 (register_plugin_info): Set plugin->help.
12866 (print_help_one_plugin): New.
12867 (print_plugins_help): New.
12868 * plugin.h (print_plugins_help): New.
12869 * toplev.c (toplev_main): Call print_plugins_help if needed.
12871 2009-04-16 Richard Guenther <rguenther@suse.de>
12873 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
12874 (gimple_ior_addresses_taken_1): New function.
12875 (gimple_ior_addresses_taken): Likewise.
12876 * gimple.h (struct gimple_statement_with_ops_base): Remove
12877 addresses_taken member.
12878 (gimple_ior_addresses_taken): Declare.
12879 (gimple_addresses_taken, gimple_addresses_taken_ptr,
12880 gimple_set_addresses_taken): Remove.
12881 * ipa-reference.c (mark_address): New function.
12882 (scan_stmt_for_static_refs): Use it for marking addresses taken.
12883 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
12884 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
12885 (gimple_add_to_addresses_taken): Remove.
12886 (get_tmr_operands): Call mark_address_taken.
12887 (get_asm_expr_operands): Likewise.
12888 (get_expr_operands): Likewise.
12889 (build_ssa_operands): Do not clear the addresses_taken bitmap.
12890 (free_stmt_operands): Do not free it.
12891 * tree-ssa.c (delete_tree_ssa): Likewise.
12892 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
12894 2009-04-16 Richard Guenther <rguenther@suse.de>
12896 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
12897 (walk_stmt_load_store_ops): Likewise.
12898 * gimple.c (get_base_loadstore): New function.
12899 (walk_stmt_load_store_addr_ops): Likewise.
12900 (walk_stmt_load_store_ops): Likewise.
12901 * ipa-pure-const.c (check_op): Simplify.
12902 (check_load, check_store): New functions.
12903 (check_stmt): Use walk_stmt_load_store_ops.
12904 * ipa-reference.c (mark_load): Adjust signature.
12905 (mark_store): Likewise.
12906 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
12908 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12910 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
12911 (plugin_info): New.
12912 * opts.c (common_handle_option): Don't call print_version.
12913 * plugin.c (plugin_name_args): Add version.
12914 (register_plugin_info): New.
12915 (register_callback): Handle PLUGIN_INFO.
12916 (try_init_one_plugin): New.
12917 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
12919 (finalize_one_plugin): New.
12920 (finalize_plugins): New.
12921 (print_one_plugin): New.
12922 (print_plugins_versions): New.
12923 * plugin.h (print_plugins_versions): New.
12924 (finalize_plugins): New.
12925 * toplev.c (compile_file): Don't call initialize_plugins.
12926 (print_version): Call print_plugins_versions.
12927 (toplev_main): Call initialize_plugins. Print version if needed.
12928 Call finalize_plugins.
12930 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
12932 * common.opt (fversion): New.
12933 * gcc.c (print_version): New.
12934 (process_command): Don't print the version. Just set print_version.
12935 (main): Print version. Call subprocesses if print_version and
12936 verbose_flag are set.
12937 * opts.c (common_handle_option): Handle OPT_fversion.
12939 2009-04-16 Richard Guenther <rguenther@suse.de>
12940 Ira Rosen <irar@il.ibm.com>
12942 PR tree-optimization/39698
12943 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
12944 type of the reduction variable. Only generate the def if
12947 * omp-low.c (expand_omp_for_generic): When converting to a pointer
12948 make sure to first convert to an integer of the same precision.
12949 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
12950 the type of the evolution correctly in computing the new
12951 induction variable base.
12953 2009-04-16 Richard Guenther <rguenther@suse.de>
12955 PR middle-end/39625
12956 * tree-cfg.c (make_blocks): Split statements with to-be
12957 abnormal SSA names on the lhs.
12959 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
12961 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
12962 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
12963 * c-typeck.c (really_start_incremental_init): Likewise.
12964 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
12965 (TARGET_INITIALIZER): Remove it.
12966 * target.h (struct target): Remove vector_opaque_p.
12967 * tree.c (build_opaque_vector_type): New.
12968 * tree.h (TYPE_VECTOR_OPAQUE): New.
12969 (build_opaque_vector_type): Declare.
12970 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
12971 * config/rs6000/rs6000.c (build_opaque_vector_type,
12972 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
12973 (rs6000_init_builtins): Use build_opaque_vector_type for
12974 opaque_V4SI_type_node.
12976 2009-04-15 Catherine Moore <clm@codesourcery.com>
12978 * debug.h (set_name): Declare.
12979 * dwarf2out.c (dwarf2out_set_name): Declare.
12980 (dwarf2_debug_hooks): Add set_name.
12981 (find_AT_string): New.
12982 (add_AT_string): Call find_AT_string.
12983 (dwarf2out_set_name): New.
12984 * cp/decl.c (grokdeclarator): Call set_name.
12985 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
12986 * debug.c (do_nothing_debug_hooks): Likewise.
12987 * dbxout.c (dbx_debug_hooks): Likewise.
12988 * sdbout.c (sdb_debug_hooks): Likewise.
12990 2009-04-15 Michael Eager <eager@eagercon.com>
12992 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
12993 reg for single-precision FPU.
12994 * config/rs6000/rs6000.md (movsi_internal1): Only for
12995 !TARGET_SINGLE_FPU.
12996 (movsi_internal1_single): New. Add pattern to move SI values to/from
12997 single-precision FP regs.
12999 2009-04-15 Richard Guenther <rguenther@suse.de>
13001 * omp-low.c (lower_rec_input_clauses): Build correct address
13003 (expand_omp_for_generic): Fix multiplication type.
13004 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
13005 (generate_memset_zero): Fix types.
13006 * tree-profile.c (prepare_instrumented_value): Correctly
13009 2009-04-15 Ian Lance Taylor <iant@google.com>
13011 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
13012 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
13013 for -Wall and for -Wc++-compat.
13014 (c_common_post_options): For C++, set warn_enum_compare if not
13016 * c-tree.h (struct c_expr): Add field original_type.
13017 (build_external_ref): Update declaration.
13018 * c-parser.c (c_parser_braced_init): Set original_type.
13019 (c_parser_initelt): Likewise.
13020 (c_parser_expr_no_commas): Likewise.
13021 (c_parser_conditional_expression): Likewise.
13022 (c_parser_cast_expression): Likewise.
13023 (c_parser_unary_expression): Likewise. Pull setting of
13024 original_code to top of function.
13025 (c_parser_sizeof_expression): Set original_type.
13026 (c_parser_alignof_expression): Likewise.
13027 (c_parser_postfix_expression): Likewise. Pull setting of
13028 original_code to top of function.
13029 (c_parser_postfix_expression_after_paren_type): Set original_type.
13030 (c_parser_postfix_expression_after_primary): Likewise.
13031 (c_parser_expression): Likewise.
13032 * c-typeck.c (build_external_ref): Add type parameter. Change all
13034 (c_expr_sizeof_expr): Set original_type field.
13035 (parser_build_unary_op): Likewise.
13036 (parser_build_binary_op): Likewise. Optionally warn about
13037 comparisons of enums of different types.
13038 (digest_init): Set original_type field.
13039 (really_start_incremental_init): Likewise.
13040 (push_init_level, pop_init_level): Likewise.
13041 * doc/invoke.texi (Warning Options): -Wenum-compare now
13044 2009-04-15 Richard Guenther <rguenther@suse.de>
13046 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
13047 out a necessary conversion.
13048 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
13049 names we didn't value number.
13050 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
13052 2009-04-15 Richard Guenther <rguenther@suse.de>
13054 PR tree-optimization/39764
13055 * tree-ssa-ccp.c (get_value): Canonicalize value with
13056 canonicalize_float_value.
13058 2009-04-15 Jan Hubicka <jh@suse.cz>
13060 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
13061 Wrong version of patch.
13063 2009-04-15 Jan Hubicka <jh@suse.cz>
13065 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
13067 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
13069 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
13070 our distinct integral and vector types.
13072 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
13074 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
13075 * init.c (build_vtbl_address): Remove call to assemble_external.
13077 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
13079 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
13080 output for other floating point modes.
13082 2009-04-14 Diego Novillo <dnovillo@google.com>
13084 * diagnostic.c (diagnostic_report_diagnostic): Do not
13085 warn about loaded plugins for DK_ERROR and DK_WARNING.
13086 * c-decl.c (declspecs_add_type): Move call to
13087 invoke_plugin_callbacks ...
13088 * c-parser.c (c_parser_declspecs): ... here.
13089 * plugin.c (dump_active_plugins): Tidy output.
13091 2009-04-14 Diego Novillo <dnovillo@google.com>
13092 Le-Chun Wu <lcwu@google.com>
13094 * configure.ac: Add --enable-plugin support.
13095 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
13096 * Makefile.in (PLUGIN_H): Define.
13097 Export ENABLE_PLUGIN and GMPINC to site.exp.
13098 Add PLUGINLIBS to link command.
13099 Add/modify dependencies for plugin.o and files including plugin.h.
13101 * config.in: Regenerate.
13103 * opts.c (common_handle_option): Handle OPT_fplugin_ and
13106 2009-04-14 Le-Chun Wu <lcwu@google.com>
13108 * tree-pass.h (register_one_dump_file): Add a prototype for
13109 register_one_dump_file.
13110 * toplev.c (compile_file): Call initialize_plugins.
13111 (do_compile): Call invoke_plugin_callbacks.
13112 (toplev_main): Call invoke_plugin_callbacks.
13113 * common.opt: Add -fplugin= and -fplugin-arg-.
13114 * gcc-plugin.h: New public header file for plugins to include.
13115 * plugin.c: New source file.
13116 * plugin.h: New internal header file.
13117 * passes.c (register_one_dump_file): Make it external.
13119 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
13121 2009-04-14 Diego Novillo <dnovillo@google.com>
13123 * doc/plugins.texi: New.
13124 * doc/gccint.texi: Add reference to Plugins chapter.
13125 * doc/invoke.texi: Document -fplugin and -fplugin-arg
13126 * diagnostic.c (diagnostic_report_diagnostic): Warn about
13127 loaded plugins, if any.
13128 * timevar.def (TV_PLUGIN_INIT): Define.
13129 (TV_PLUGIN_RUN): Define.
13130 * plugin.c: Include timevar.h
13131 (plugins_active_p): New.
13132 (dump_active_plugins): New.
13133 (debug_active_plugins): New.
13135 2009-04-14 Joseph Myers <joseph@codesourcery.com>
13137 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
13139 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
13141 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
13143 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
13144 the same as a minus without a shift.
13146 2009-04-14 Nick Clifton <nickc@redhat.com>
13148 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
13149 comparisons with small integers will always produce a short
13152 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
13155 2008-12-19 Diego Novillo <dnovillo@google.com>
13157 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
13159 2009-04-14 Richard Guenther <rguenther@suse.de>
13161 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
13163 (verify_gimple_assign_binary): Likewise. Handle shifts and
13165 (verify_gimple_phi): Print the mismatched argument position.
13166 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
13168 (vect_update_init_of_dr): Likewise.
13169 * matrix-reorg.c (transform_access_sites): Do what the
13171 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
13173 2009-04-13 Michael Eager <eager@eagercon.com>
13175 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
13176 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
13177 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
13178 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
13179 remove duplicate config
13181 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13183 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
13184 file_name:line_number type locator of the call site.
13186 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
13188 * genautomata.c: Put blank after comma.
13189 (automaton_decls): New.
13190 (struct unit_usage): Add comments to member next.
13191 (store_alt_unit_usage): Keep the list ordered.
13192 (unit_present_on_list_p, equal_alternatives_p): New.
13193 (check_regexp_units_distribution): Check units distribution
13194 correctness correctly.
13195 (main): Don't write automata if error is found. Return correct
13198 * config/m68k/cf.md (cfv4_ds): Remove.
13199 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
13200 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
13202 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
13203 power4-load-ext, power4-store, power4-store-update,
13204 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
13205 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
13206 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
13207 power4-sqrt, power4-isync): Modify reservation to make correct
13208 unit distribution to automata.
13210 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
13211 power5-store-update, power5-two, power5-three, power5-lmul,
13212 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
13214 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
13216 * except.c (pass_set_nothrow_function_flags): Set name and add
13218 (set_nothrow_function_flags): Mention in the dump file when
13219 changing a function to nothrow.
13221 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
13224 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
13225 instead of unsigned long.
13227 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13229 * config/arm/arm.c (return_used_this_function): Remove.
13230 (arm_output_function_prologue): Remove use of
13231 return_used_this_function.
13232 (output_return_instruction): Replace use of
13233 return_used_this_function
13234 by cfun->machine->return_used_this_function.
13235 (arm_output_epilogue): Likewise.
13236 (arm_output_function_epilogue): Likewise.
13237 (thumb_unexpanded_epilogue): Likewise.
13238 * config/arm/arm.h (struct machine_function):
13239 New member return_used_this_function.
13241 2009-04-12 Mark Mitchell <mark@codesourcery.com>
13243 * doc/install.texi: Correct description of default directory for
13244 --with-gxx-include-dir.
13246 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
13248 * fold-const.c (build_range_check): Properly deal with enumeral and
13249 boolean base types.
13251 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
13253 * doc/invoke.texi (max_gcse_passes): Remove documentation.
13254 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
13255 * params.h (MAX_GCSE_PASSES): Remove.
13256 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
13257 in sequence. Remove ability to run multiple passes.
13258 (bypass_jumps): Report run as third CPROP pass.
13260 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
13262 PR middle-end/39651
13263 * except.c (can_throw_external): Look at each insn in a SEQUENCE
13264 when deciding whether the whole SEQUENCE can throw.
13266 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
13269 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
13270 offseted label references.
13272 2009-04-11 Jan Hubicka <jh@suse.cz>
13274 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
13276 2009-04-11 Richard Guenther <rguenther@suse.de>
13278 PR middle-end/39732
13279 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
13280 return variables as TREE_ADDRESSABLE.
13282 2009-04-11 Richard Guenther <rguenther@suse.de>
13284 PR tree-optimization/39713
13285 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
13286 reference trees have SSA_NAME operands.
13288 2009-04-11 Richard Guenther <rguenther@suse.de>
13291 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
13292 address expressions.
13294 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
13296 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
13297 match changes in Cygwin 1.7
13298 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
13299 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
13301 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
13303 PR tree-optimization/39701
13304 * doc/invoke.texi (Optimization Options): Document change in
13305 meaning and initialization of -fdelete-null-pointer-checks.
13307 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
13309 PR middle-end/39701
13310 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
13312 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
13315 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
13317 2009-04-10 Chao-ying Fu <fu@mips.com>
13319 * doc/tm.texi (Instruction Output): Document
13320 TARGET_ASM_FINAL_POSTSCAN_INSN.
13321 * target.h (final_postscan_insn): New field in asm_out.
13322 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
13323 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
13324 * final.c (final_scan_insn): Call
13325 targetm.asm_out.final_postscan_insn after outputting
13326 an asm macro and a normal instruction.
13328 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
13329 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
13330 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
13331 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
13332 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
13334 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
13336 PR middle-end/39701
13337 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
13338 variables as non-NULL even with -fdelete-null-pointer-checks.
13340 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
13342 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
13344 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
13347 * config/i386/i386.c (classify_argument): Handle SCmode with
13348 (bit_offset % 64) != 0.
13350 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
13352 * doc/invoke.texi (Optimize Options): Add cross-reference to
13353 -Q --help=optimizers examples.
13355 2009-04-10 Ben Elliston <bje@au.ibm.com>
13358 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
13359 regalign for the reg == fpr and TDmode case.
13361 2009-04-09 David Ayers <ayers@fsfe.org>
13364 * objc/objc-act.c (warn_with_method): Remove helper function.
13365 (check_duplicates): Call warning and inform directly.
13366 (really_start_method): Likewise.
13368 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
13370 * expmed.c (expand_divmod): Always use a comparison for a division
13371 by a large unsigned integer.
13373 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
13374 for things others than variables or functions as nonzero.
13376 2009-04-09 Nick Clifton <nickc@redhat.com>
13378 * unwind-compat.c: Change copyright header to refer to version
13379 3 of the GNU General Public License with version 3.1 of the
13380 GCC Runtime Library Exception and to point readers at the
13381 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
13382 * config/alpha/crtfastmath.c: Likewise.
13383 * config/alpha/linux-unwind.h: Likewise.
13384 * config/alpha/qrnnd.asm: Likewise.
13385 * config/alpha/vms-crt0-64.c: Likewise.
13386 * config/alpha/vms-crt0.c: Likewise.
13387 * config/alpha/vms-dwarf2.asm: Likewise.
13388 * config/alpha/vms-dwarf2eh.asm: Likewise.
13389 * config/alpha/vms-psxcrt0-64.c: Likewise.
13390 * config/alpha/vms-psxcrt0.c: Likewise.
13391 * config/alpha/vms_tramp.asm: Likewise.
13392 * config/arc/initfini.c: Likewise.
13393 * config/arc/lib1funcs.asm: Likewise.
13394 * config/arm/bpabi-v6m.S: Likewise.
13395 * config/arm/bpabi.S: Likewise.
13396 * config/arm/bpabi.c: Likewise.
13397 * config/arm/crti.asm: Likewise.
13398 * config/arm/crtn.asm: Likewise.
13399 * config/arm/ieee754-df.S: Likewise.
13400 * config/arm/ieee754-sf.S: Likewise.
13401 * config/arm/lib1funcs.asm: Likewise.
13402 * config/arm/libunwind.S: Likewise.
13403 * config/arm/linux-atomic.c: Likewise.
13404 * config/arm/mmintrin.h: Likewise.
13405 * config/arm/pr-support.c: Likewise.
13406 * config/arm/unaligned-funcs.c: Likewise.
13407 * config/arm/unwind-arm.c: Likewise.
13408 * config/arm/unwind-arm.h: Likewise.
13409 * config/avr/libgcc.S: Likewise.
13410 * config/bfin/crti.s: Likewise.
13411 * config/bfin/crtlibid.s: Likewise.
13412 * config/bfin/crtn.s: Likewise.
13413 * config/bfin/lib1funcs.asm: Likewise.
13414 * config/bfin/linux-unwind.h: Likewise.
13415 * config/cris/arit.c: Likewise.
13416 * config/cris/cris_abi_symbol.c: Likewise.
13417 * config/darwin-64.c: Likewise.
13418 * config/darwin-crt2.c: Likewise.
13419 * config/darwin-crt3.c: Likewise.
13420 * config/darwin.h: Likewise.
13421 * config/dbxelf.h: Likewise.
13422 * config/dfp-bit.c: Likewise.
13423 * config/dfp-bit.h: Likewise.
13424 * config/elfos.h: Likewise.
13425 * config/fixed-bit.c: Likewise.
13426 * config/fixed-bit.h: Likewise.
13427 * config/fp-bit.c: Likewise.
13428 * config/fp-bit.h: Likewise.
13429 * config/fr30/crti.asm: Likewise.
13430 * config/fr30/crtn.asm: Likewise.
13431 * config/fr30/lib1funcs.asm: Likewise.
13432 * config/freebsd-spec.h: Likewise.
13433 * config/frv/cmovd.c: Likewise.
13434 * config/frv/cmovh.c: Likewise.
13435 * config/frv/cmovw.c: Likewise.
13436 * config/frv/frvbegin.c: Likewise.
13437 * config/frv/frvend.c: Likewise.
13438 * config/frv/lib1funcs.asm: Likewise.
13439 * config/glibc-stdint.h: Likewise.
13440 * config/h8300/clzhi2.c: Likewise.
13441 * config/h8300/crti.asm: Likewise.
13442 * config/h8300/crtn.asm: Likewise.
13443 * config/h8300/ctzhi2.c: Likewise.
13444 * config/h8300/fixunssfsi.c: Likewise.
13445 * config/h8300/lib1funcs.asm: Likewise.
13446 * config/h8300/parityhi2.c: Likewise.
13447 * config/h8300/popcounthi2.c: Likewise.
13448 * config/i386/ammintrin.h: Likewise.
13449 * config/i386/att.h: Likewise.
13450 * config/i386/avxintrin.h: Likewise.
13451 * config/i386/biarch64.h: Likewise.
13452 * config/i386/bmmintrin.h: Likewise.
13453 * config/i386/cpuid.h: Likewise.
13454 * config/i386/cross-stdarg.h: Likewise.
13455 * config/i386/crtfastmath.c: Likewise.
13456 * config/i386/crtprec.c: Likewise.
13457 * config/i386/cygming-crtbegin.c: Likewise.
13458 * config/i386/cygming-crtend.c: Likewise.
13459 * config/i386/cygwin.asm: Likewise.
13460 * config/i386/emmintrin.h: Likewise.
13461 * config/i386/gmm_malloc.h: Likewise.
13462 * config/i386/gthr-win32.c: Likewise.
13463 * config/i386/i386.h: Likewise.
13464 * config/i386/immintrin.h: Likewise.
13465 * config/i386/linux-unwind.h: Likewise.
13466 * config/i386/linux64.h: Likewise.
13467 * config/i386/mm3dnow.h: Likewise.
13468 * config/i386/mmintrin-common.h: Likewise.
13469 * config/i386/mmintrin.h: Likewise.
13470 * config/i386/nmmintrin.h: Likewise.
13471 * config/i386/pmm_malloc.h: Likewise.
13472 * config/i386/pmmintrin.h: Likewise.
13473 * config/i386/smmintrin.h: Likewise.
13474 * config/i386/sol2-c1.asm: Likewise.
13475 * config/i386/sol2-ci.asm: Likewise.
13476 * config/i386/sol2-cn.asm: Likewise.
13477 * config/i386/sol2-gc1.asm: Likewise.
13478 * config/i386/tmmintrin.h: Likewise.
13479 * config/i386/unix.h: Likewise.
13480 * config/i386/w32-unwind.h: Likewise.
13481 * config/i386/wmmintrin.h: Likewise.
13482 * config/i386/x86-64.h: Likewise.
13483 * config/i386/x86intrin.h: Likewise.
13484 * config/i386/xmmintrin.h: Likewise.
13485 * config/ia64/crtbegin.asm: Likewise.
13486 * config/ia64/crtend.asm: Likewise.
13487 * config/ia64/crtfastmath.c: Likewise.
13488 * config/ia64/crti.asm: Likewise.
13489 * config/ia64/crtn.asm: Likewise.
13490 * config/ia64/fde-glibc.c: Likewise.
13491 * config/ia64/lib1funcs.asm: Likewise.
13492 * config/ia64/linux-unwind.h: Likewise.
13493 * config/ia64/quadlib.c: Likewise.
13494 * config/ia64/unwind-ia64.c: Likewise.
13495 * config/linux.h: Likewise.
13496 * config/m32c/m32c-lib1.S: Likewise.
13497 * config/m32c/m32c-lib2-trapv.c: Likewise.
13498 * config/m32c/m32c-lib2.c: Likewise.
13499 * config/m32r/initfini.c: Likewise.
13500 * config/m68hc11/larith.asm: Likewise.
13501 * config/m68hc11/m68hc11-crt0.S: Likewise.
13502 * config/m68k/cf.md: Likewise.
13503 * config/m68k/crti.s: Likewise.
13504 * config/m68k/crtn.s: Likewise.
13505 * config/m68k/lb1sf68.asm: Likewise.
13506 * config/m68k/linux-unwind.h: Likewise.
13507 * config/mcore/crti.asm: Likewise.
13508 * config/mcore/crtn.asm: Likewise.
13509 * config/mcore/lib1.asm: Likewise.
13510 * config/mips/linux-unwind.h: Likewise.
13511 * config/mips/loongson.h: Likewise.
13512 * config/mips/mips16.S: Likewise.
13513 * config/mmix/crti.asm: Likewise.
13514 * config/mmix/crtn.asm: Likewise.
13515 * config/pa/fptr.c: Likewise.
13516 * config/pa/hpux-unwind.h: Likewise.
13517 * config/pa/lib2funcs.asm: Likewise.
13518 * config/pa/linux-atomic.c: Likewise.
13519 * config/pa/linux-unwind.h: Likewise.
13520 * config/pa/milli64.S: Likewise.
13521 * config/pa/quadlib.c: Likewise.
13522 * config/pa/stublib.c: Likewise.
13523 * config/picochip/libgccExtras/adddi3.asm: Likewise.
13524 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
13525 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
13526 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
13527 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
13528 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
13529 * config/picochip/libgccExtras/divmod15.asm: Likewise.
13530 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
13531 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
13532 * config/picochip/libgccExtras/longjmp.asm: Likewise.
13533 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
13534 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
13535 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
13536 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
13537 * config/picochip/libgccExtras/setjmp.asm: Likewise.
13538 * config/picochip/libgccExtras/subdi3.asm: Likewise.
13539 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
13540 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
13541 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
13542 * config/rs6000/750cl.h: Likewise.
13543 * config/rs6000/altivec.h: Likewise.
13544 * config/rs6000/biarch64.h: Likewise.
13545 * config/rs6000/crtresfpr.asm: Likewise.
13546 * config/rs6000/crtresgpr.asm: Likewise.
13547 * config/rs6000/crtresxfpr.asm: Likewise.
13548 * config/rs6000/crtresxgpr.asm: Likewise.
13549 * config/rs6000/crtsavfpr.asm: Likewise.
13550 * config/rs6000/crtsavgpr.asm: Likewise.
13551 * config/rs6000/darwin-asm.h: Likewise.
13552 * config/rs6000/darwin-fallback.c: Likewise.
13553 * config/rs6000/darwin-fpsave.asm: Likewise.
13554 * config/rs6000/darwin-ldouble.c: Likewise.
13555 * config/rs6000/darwin-tramp.asm: Likewise.
13556 * config/rs6000/darwin-unwind.h: Likewise.
13557 * config/rs6000/darwin-vecsave.asm: Likewise.
13558 * config/rs6000/darwin-world.asm: Likewise.
13559 * config/rs6000/e500crtres32gpr.asm: Likewise.
13560 * config/rs6000/e500crtres64gpr.asm: Likewise.
13561 * config/rs6000/e500crtres64gprctr.asm: Likewise.
13562 * config/rs6000/e500crtrest32gpr.asm: Likewise.
13563 * config/rs6000/e500crtrest64gpr.asm: Likewise.
13564 * config/rs6000/e500crtresx32gpr.asm: Likewise.
13565 * config/rs6000/e500crtresx64gpr.asm: Likewise.
13566 * config/rs6000/e500crtsav32gpr.asm: Likewise.
13567 * config/rs6000/e500crtsav64gpr.asm: Likewise.
13568 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
13569 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
13570 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
13571 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
13572 * config/rs6000/eabi-ci.asm: Likewise.
13573 * config/rs6000/eabi-cn.asm: Likewise.
13574 * config/rs6000/eabi.asm: Likewise.
13575 * config/rs6000/linux-unwind.h: Likewise.
13576 * config/rs6000/linux64.h: Likewise.
13577 * config/rs6000/paired.h: Likewise.
13578 * config/rs6000/paired.md: Likewise.
13579 * config/rs6000/ppc64-fp.c: Likewise.
13580 * config/rs6000/ppu_intrinsics.h: Likewise.
13581 * config/rs6000/rs6000.h: Likewise.
13582 * config/rs6000/si2vmx.h: Likewise.
13583 * config/rs6000/sol-ci.asm: Likewise.
13584 * config/rs6000/sol-cn.asm: Likewise.
13585 * config/rs6000/spe.h: Likewise.
13586 * config/rs6000/spu2vmx.h: Likewise.
13587 * config/rs6000/sysv4.h: Likewise.
13588 * config/rs6000/tramp.asm: Likewise.
13589 * config/rs6000/vec_types.h: Likewise.
13590 * config/s390/linux-unwind.h: Likewise.
13591 * config/s390/tpf-unwind.h: Likewise.
13592 * config/score/crti.asm: Likewise.
13593 * config/score/crtn.asm: Likewise.
13594 * config/sh/crt1.asm: Likewise.
13595 * config/sh/crti.asm: Likewise.
13596 * config/sh/crtn.asm: Likewise.
13597 * config/sh/divtab-sh4-300.c: Likewise.
13598 * config/sh/divtab-sh4.c: Likewise.
13599 * config/sh/divtab.c: Likewise.
13600 * config/sh/lib1funcs-4-300.asm: Likewise.
13601 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
13602 * config/sh/lib1funcs.asm: Likewise.
13603 * config/sh/lib1funcs.h: Likewise.
13604 * config/sh/linux-atomic.asm: Likewise.
13605 * config/sh/linux-unwind.h: Likewise.
13606 * config/sh/shmedia.h: Likewise.
13607 * config/sh/sshmedia.h: Likewise.
13608 * config/sh/ushmedia.h: Likewise.
13609 * config/sparc/crtfastmath.c: Likewise.
13610 * config/sparc/linux-unwind.h: Likewise.
13611 * config/sparc/sol2-c1.asm: Likewise.
13612 * config/sparc/sol2-ci.asm: Likewise.
13613 * config/sparc/sol2-cn.asm: Likewise.
13614 * config/spu/divmodti4.c: Likewise.
13615 * config/spu/divv2df3.c: Likewise.
13616 * config/spu/float_disf.c: Likewise.
13617 * config/spu/float_unsdidf.c: Likewise.
13618 * config/spu/float_unsdisf.c: Likewise.
13619 * config/spu/float_unssidf.c: Likewise.
13620 * config/spu/mfc_multi_tag_release.c: Likewise.
13621 * config/spu/mfc_multi_tag_reserve.c: Likewise.
13622 * config/spu/mfc_tag_release.c: Likewise.
13623 * config/spu/mfc_tag_reserve.c: Likewise.
13624 * config/spu/mfc_tag_table.c: Likewise.
13625 * config/spu/multi3.c: Likewise.
13626 * config/spu/spu_internals.h: Likewise.
13627 * config/spu/spu_intrinsics.h: Likewise.
13628 * config/spu/spu_mfcio.h: Likewise.
13629 * config/spu/vec_types.h: Likewise.
13630 * config/spu/vmx2spu.h: Likewise.
13631 * config/stormy16/stormy16-lib2.c: Likewise.
13632 * config/svr4.h: Likewise.
13633 * config/sync.c: Likewise.
13634 * config/v850/lib1funcs.asm: Likewise.
13635 * config/vxlib-tls.c: Likewise.
13636 * config/vxlib.c: Likewise.
13637 * config/vxworks-dummy.h: Likewise.
13638 * config/xtensa/crti.asm: Likewise.
13639 * config/xtensa/crtn.asm: Likewise.
13640 * config/xtensa/ieee754-df.S: Likewise.
13641 * config/xtensa/ieee754-sf.S: Likewise.
13642 * config/xtensa/lib1funcs.asm: Likewise.
13643 * config/xtensa/lib2funcs.S: Likewise.
13644 * config/xtensa/linux-unwind.h: Likewise.
13645 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
13646 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
13647 * coretypes.h: Likewise.
13648 * crtstuff.c: Likewise.
13649 * defaults.h: Likewise.
13650 * dwarf2.h: Likewise.
13651 * emutls.c: Likewise.
13652 * gbl-ctors.h: Likewise.
13653 * gcov-io.h: Likewise.
13654 * ginclude/float.h: Likewise.
13655 * ginclude/iso646.h: Likewise.
13656 * ginclude/stdarg.h: Likewise.
13657 * ginclude/stdbool.h: Likewise.
13658 * ginclude/stddef.h: Likewise.
13659 * ginclude/stdfix.h: Likewise.
13660 * ginclude/stdint-gcc.h: Likewise.
13661 * ginclude/tgmath.h: Likewise.
13662 * gthr-aix.h: Likewise.
13663 * gthr-dce.h: Likewise.
13664 * gthr-gnat.c: Likewise.
13665 * gthr-gnat.h: Likewise.
13666 * gthr-lynx.h: Likewise.
13667 * gthr-mipssde.h: Likewise.
13668 * gthr-nks.h: Likewise.
13669 * gthr-posix.c: Likewise.
13670 * gthr-posix.h: Likewise.
13671 * gthr-posix95.h: Likewise.
13672 * gthr-rtems.h: Likewise.
13673 * gthr-single.h: Likewise.
13674 * gthr-solaris.h: Likewise.
13675 * gthr-tpf.h: Likewise.
13676 * gthr-vxworks.h: Likewise.
13677 * gthr-win32.h: Likewise.
13678 * gthr.h: Likewise.
13679 * libgcc2.c: Likewise.
13680 * libgcc2.h: Likewise.
13681 * libgcov.c: Likewise.
13682 * tsystem.h: Likewise.
13683 * typeclass.h: Likewise.
13684 * unwind-c.c: Likewise.
13685 * unwind-compat.h: Likewise.
13686 * unwind-dw2-fde-compat.c: Likewise.
13687 * unwind-dw2-fde-darwin.c: Likewise.
13688 * unwind-dw2-fde-glibc.c: Likewise.
13689 * unwind-dw2-fde.c: Likewise.
13690 * unwind-dw2-fde.h: Likewise.
13691 * unwind-dw2.c: Likewise.
13692 * unwind-dw2.h: Likewise.
13693 * unwind-generic.h: Likewise.
13694 * unwind-pe.h: Likewise.
13695 * unwind-sjlj.c: Likewise.
13696 * unwind.inc: Likewise.
13697 * config/arm/neon-gen.ml: Change generated copyright header to
13698 refer to version 3 of the GNU General Public License with
13699 version 3.1 of the GCC Runtime Library Exception and to point
13700 readers at the COPYING3 and COPYING3.RUNTIME files and the
13701 FSF's license web page.
13702 * config/arm/arm_neon.h: Regenerate.
13704 2009-04-09 Jakub Jelinek <jakub@redhat.com>
13706 * config/cris/cris.md: Change copyright header to refer to version
13707 3 of the GNU General Public License.
13708 * doc/install.texi2html: Change copyright header to refer to version
13709 3 of the GNU General Public License and to point readers at the
13710 COPYING3 file and the FSF's license web page.
13711 * config/vax/linux.h: Likewise.
13713 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
13715 * config/i386/i386.md (cmpcc): New.
13716 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
13717 (sync_compare_and_swap_cc*): Delete.
13719 * config/s390/s390.c (s390_compare_emitted): Remove.
13720 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
13721 s390_compare_emitted used to be handled. Assert that modes match.
13722 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
13723 refer to sync_compare_and_swap_ccsi.
13724 * config/s390/s390.h (s390_compare_emitted): Remove.
13725 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
13726 instead of s390_compare_emitted.
13727 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
13728 instead of s390_compare_emitted.
13729 * config/s390/s390.md (cmpcc): New.
13730 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
13731 CC_REGNUM, do not pretend it's set.
13732 (sync_compare_and_swap_cc*): Delete.
13733 * config/s390/predicates.md (cc_reg_operand): New.
13735 * expr.c (sync_compare_and_swap_cc): Delete.
13736 * optabs.h (sync_compare_and_swap_cc): Delete.
13737 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
13738 is being used with can_compare_p.
13739 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
13740 (find_cc_set): New.
13741 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
13742 look for a MODE_CC set instead. Use emit_store_flag.
13743 (expand_compare_and_swap_loop): Likewise, with some additional
13744 complication to avoid a force_reg when useless. Use
13745 emit_cmp_and_jump_insns.
13746 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
13747 * doc/md.texi (sync_compare_and_swap_cc): Merge with
13748 sync_compare_and_swap documentation.
13750 2009-04-09 Jan Hubicka <jh@suse.cz>
13752 * except.c (find_prev_try): Break out from ....
13753 (duplicate_eh_regions): ... here; properly update prev_try pointers
13754 when duplication part of tree.
13755 (dump_eh_tree): Improve dumping.
13756 (verify_eh_region): New.
13757 (verify_eh_tree): Use it.
13759 2009-04-06 Richard Guenther <rguenther@suse.de>
13761 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
13762 &ARRAY addresses by adjusting their types and prepending
13764 * tree-cfg.c (verify_gimple_assign_single): Verify that
13765 addresses are correct.
13767 2009-04-09 Richard Guenther <rguenther@suse.de>
13769 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
13770 indices into an array reference if possible.
13771 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
13772 Fold POINTER_PLUS_EXPR statements with invariant address.
13774 2009-04-09 Alan Modra <amodra@bigpond.net.au>
13777 * config.gcc (powerpc64-*-linux*): Always build biarch.
13779 2009-04-09 Joseph Myers <joseph@codesourcery.com>
13782 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
13783 it and pedwarn if this results in an INTEGER_CST.
13785 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13787 * doc/install.texi: Update minimum GMP version. Remove obsolete
13788 text in MPFR section.
13790 2009-04-08 Jakub Jelinek <jakub@redhat.com>
13792 * dwarf2out.c (class_scope_p): New static inline.
13793 (class_or_namespace_scope_p): Use it.
13794 (gen_variable_die): Use DW_TAG_member tag for static data member
13795 declarations instead of DW_TAG_variable.
13797 PR middle-end/39573
13798 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
13801 2009-04-08 Richard Guenther <rguenther@suse.de>
13803 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
13804 valueize random data.
13806 2009-04-08 David Edelsohn <edelsohn@gnu.org>
13808 * config.gcc (aix tm_file): Add aix-stdint.h.
13809 (aix tm clause use_gcc_stdint): Set to wrap.
13810 * config/rs6000/aix-stdint.h: New file.
13812 2009-04-08 Richard Guenther <rguenther@suse.de>
13814 PR middle-end/36291
13815 * tree-dfa.c (add_referenced_var): Do not recurse into
13816 global initializers.
13817 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
13819 (fold_const_aggregate_ref): Likewise.
13821 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
13823 * recog.c (ordered_comparison_operator): New.
13824 * gensupport.c (std_preds): Add it.
13825 * doc/md.texi (Machine-Independent Predicates): Document it.
13827 2009-04-08 Jan Hubicka <jh@suse.cz>
13829 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
13830 * function.h (rtl_eh): Remove exception_handler_label_map.
13831 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
13832 remove_exception_handler_label, for_each_eh_label_1): Remove.
13833 (rtl_remove_unreachable_regions): Remove.
13834 (convert_from_eh_region_ranges): Do not remove unreachable regions.
13835 (find_exception_handler_labels): Don't build the hashtable.
13836 (maybe_remove_eh_handler): Remove.
13837 (for_each_eh_label): Rewrite to walk the tree.
13838 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
13839 * except.h (maybe_remove_eh_handler): Remove.
13840 * passes.c (init_optimization_passes): Schedule second EH cleanup
13842 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
13843 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
13845 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
13847 * genoutput.c (validate_optab_operands): New.
13848 (gen_insn, gen_expand): Call it.
13850 * genflags.c (gen_insn): Detect misused iterators.
13851 (main): Pass line_no to gen_insn, exit with status 1 on error.
13853 * genextract.c (line_no): Make global.
13854 (VEC_safe_set_locstr): Change assertion to error message.
13855 (main): Exit with status 1 on error.
13857 2009-04-08 Joseph Myers <joseph@codesourcery.com>
13861 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
13862 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
13863 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
13864 * c-convert.c (convert): Do not call fold on results of conversion
13865 functions when the result is a C_MAYBE_CONST_EXPR.
13866 * c-parser.c (c_parser_postfix_expression): Do not fold condition
13867 of __builtin_choose_expr.
13868 * c-typeck.c (remove_c_maybe_const_expr): New.
13869 (build_unary_op, build_conditional_expr, build_compound_expr,
13870 build_binary_op, c_objc_common_truthvalue_conversion): Call
13871 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
13874 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
13876 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
13877 CODE to produce a new one. Add a prototype to use fold_convert_const
13879 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
13882 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
13883 mix declarations and code.
13885 2009-04-08 Ben Elliston <bje@au.ibm.com>
13887 * gcc.c: Replace `CC' with `GCC' throughout.
13889 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
13891 * doc/invoke.texi: Document Atom support.
13893 2009-04-07 Jason Merrill <jason@redhat.com>
13896 * c-common.h, c-common.c: Add flag_pretty_templates.
13897 * c-opts.c (c_common_handle_option): Set it.
13898 * c.opt: Add -fno-pretty-templates.
13899 * doc/invoke.texi (C++ Dialect Options): Likewise.
13901 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
13903 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
13904 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
13905 (ia64_expand_builtin): Likewise.
13907 2009-04-07 Martin Jambor <mjambor@suse.cz>
13909 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
13910 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
13911 ADDR_EXPRS are include too.
13913 2009-04-07 Richard Guenther <rguenther@suse.de>
13915 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
13916 decls are only used if passes as parameters or if they are
13917 local statics and the call is not to a builtin.
13918 (call_may_clobber_ref_p_1): Likewise.
13920 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13922 * expr.c (do_store_flag): Remove last argument. Simplify code
13923 to avoid duplication of tests already done by can_compare_p.
13924 (expand_expr_real_1): Adjust caller.
13926 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13928 * optabs.c (can_compare_p): Test the predicate of a
13929 cbranch and cstore pattern.
13931 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13933 * expr.c (convert_move): Use emit_store_flag instead of
13936 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
13938 * config/i386/i386.c (ix86_compare_emitted): Remove.
13939 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
13940 ix86_compare_op0 like ix86_compare_emitted used to be handled.
13941 * config/i386/i386.h (ix86_compare_emitted): Remove.
13942 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
13943 instead of ix86_compare_emitted.
13944 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
13946 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
13948 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
13949 Add t-sysroot-suffix to tmake_file.
13950 * config/print-sysroot-suffix.sh: New file.
13951 * config/t-sysroot-suffix: New file.
13953 2009-04-07 Ben Elliston <bje@au.ibm.com>
13955 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
13956 as the latter produces a warning when the target does not support
13959 2009-04-07 Ben Elliston <bje@au.ibm.com>
13961 * dfp.c: Replace type punning assignments with memcpy throughout.
13962 * Makefile.in (dfp.o-warn): Remove.
13964 2009-04-07 Alan Modra <amodra@bigpond.net.au>
13967 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
13968 Include soft-fp/t-softfp after rs6000/t-linux64.
13970 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
13972 * stor-layout.c (set_sizetype): Use the full precision of their
13973 machine mode for bitsize types.
13975 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
13977 * config/i386/i386.md: Revert 2 accidental checkins.
13979 2009-04-06 Joey Ye <joey.ye@intel.com>
13980 Xuepeng Guo <xuepeng.guo@intel.com>
13981 H.J. Lu <hongjiu.lu@intel.com>
13983 Atom pipeline model, tuning and insn selection.
13984 * config.gcc (atom): Add atom config options and target.
13986 * config/i386/atom.md: New.
13988 * config/i386/i386.c (atom_cost): New cost.
13989 (m_ATOM): New macro flag.
13990 (initial_ix86_tune_features): Set m_ATOM.
13991 (x86_accumulate_outgoing_args): Likewise.
13992 (x86_arch_always_fancy_math_387): Likewise.
13993 (processor_target): Add Atom cost.
13994 (cpu_names): Add Atom cpu name.
13995 (override_options): Set Atom ISA.
13996 (ix86_issue_rate): New case PROCESSOR_ATOM.
13997 (ix86_adjust_cost): Likewise.
13999 * config/i386/i386.h (TARGET_ATOM): New target macro.
14000 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
14001 (TARGET_OPT_AGU): New target option.
14002 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
14003 (processor_type): Add PROCESSOR_ATOM.
14005 * config/i386/i386.md (cpu): Add new value "atom".
14006 (use_carry, movu): New attr.
14007 (atom.md): Include atom.md.
14008 (adddi3_carry_rex64): Set attr "use_carry".
14009 (addqi3_carry): Likewise.
14010 (addhi3_carry): Likewise.
14011 (addsi3_carry): Likewise.
14012 (*addsi3_carry_zext): Likewise.
14013 (subdi3_carry_rex64): Likewise.
14014 (subqi3_carry): Likewise.
14015 (subhi3_carry): Likewise.
14016 (subsi3_carry): Likewise.
14017 (x86_movdicc_0_m1_rex64): Likewise.
14018 (*x86_movdicc_0_m1_se): Likewise.
14019 (x86_movsicc_0_m1): Likewise.
14020 (*x86_movsicc_0_m1_se): Likewise.
14021 (*adddi_1_rex64): Emit add insn as much as possible.
14022 (*addsi_1): Likewise.
14023 (return_internal): Set atom_unit.
14024 (return_internal_long): Likewise.
14025 (return_pop_internal): Likewise.
14026 (*rcpsf2_sse): Set atom_sse_attr attr.
14027 (*qrt<mode>2_sse): Likewise.
14028 (*prefetch_sse): Likewise.
14030 * config/i386/i386-c.c (ix86_target_macros_internal): New case
14032 (ix86_target_macros_internal): Likewise.
14034 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
14035 (*prefetch_sse_rex): Likewise.
14036 (sse_rcpv4sf2): Likewise.
14037 (sse_vmrcpv4sf2): Likewise.
14038 (sse_sqrtv4sf2): Likewise.
14039 (<sse>_vmsqrt<mode>2): Likewise.
14040 (sse_ldmxcsr): Likewise.
14041 (sse_stmxcsr): Likewise.
14042 (*sse_sfence): Likewise.
14043 (sse2_clflush): Likewise.
14044 (*sse2_mfence): Likewise.
14045 (*sse2_lfence): Likewise.
14046 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
14047 (<sse>_movup<ssemodesuffixf2c>): Likewise.
14048 (avx_movdqu<avxmodesuffix>): Likewise.
14049 (avx_lddqu<avxmodesuffix>): Likewise.
14050 (sse2_movntv2di): Change attr "type" to "ssemov".
14051 (sse2_movntsi): Likewise.
14052 (rsqrtv8sf2): Change attr "type" to "sseadd".
14053 (sse3_addsubv2df3): Set attr "atom_unit".
14054 (sse3_h<plusminus_insn>v4sf3): Likewise.
14055 (*sse2_pmaddwd): Likewise.
14056 (*vec_extractv2di_1_rex64): Likewise.
14057 (*vec_extractv2di_1_avx): Likewise.
14058 (sse2_psadbw): Likewise.
14059 (ssse3_phaddwv8hi3): Likewise.
14060 (ssse3_phaddwv4hi3): Likewise.
14061 (ssse3_phadddv4si3): Likewise.
14062 (ssse3_phadddv2si3): Likewise.
14063 (ssse3_phaddswv8hi3): Likewise.
14064 (ssse3_phaddswv4hi3): Likewise.
14065 (ssse3_phsubwv8hi3): Likewise.
14066 (ssse3_phsubwv4hi3): Likewise.
14067 (ssse3_phsubdv4si3): Likewise.
14068 (ssse3_phsubdv2si3): Likewise.
14069 (ssse3_phsubswv8hi3): Likewise.
14070 (ssse3_phsubswv4hi3): Likewise.
14071 (ssse3_pmaddubsw128): Likewise.
14072 (sse3_pmaddubsw: Likewise.
14073 (ssse3_palignrti): Likewise.
14074 (ssse3_palignrdi): Likewise.
14076 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
14078 * doc/install.texi (Specific): Fix two cross-references to MinGW.
14080 2009-04-06 Richard Guenther <rguenther@suse.de>
14082 PR tree-optimization/28868
14083 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
14084 of which PHI results we inserted.
14085 (insert_into_preds_of_block): Record inserted PHIs.
14086 (eliminate): Eliminate redundant PHI nodes.
14087 (init_pre): Init inserted_phi_names.
14089 2009-04-06 Richard Guenther <rguenther@suse.de>
14091 PR tree-optimization/39643
14092 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
14093 IMAGPART_EXPRs of complex constants.
14094 (execute_fold_all_builtins): If we folded a call queue
14095 TODO_update_address_taken.
14097 2009-04-06 Jan Hubicka <jh@suse.cz>
14099 PR middle-end/39659
14100 * except.c (remove_unreachable_regions): Propagate may_contain_throw
14103 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
14105 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
14107 (ic_invalidate_array): Likewise.
14109 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
14111 * calls.c (emit_library_call_value_1): Fix a problem with parameter
14112 alignment for library calls.
14114 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
14116 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
14117 (mingw32 tm clause use_gcc_stdint): Set to wrap.
14118 * config/i386/mingw-stdint.h: New file.
14120 2009-04-05 Richard Guenther <rguenther@suse.de>
14122 PR tree-optimization/39648
14123 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
14124 our &A vs. &A[0] IL deficiencies.
14126 2009-04-04 Jan Hubicka <jh@suse.cz>
14128 * except.c (sjlj_find_directly_reachable_regions): Be ready for
14129 removed toplevel regions.
14130 (sjlj_mark_call_sites): Likewise.
14132 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
14134 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
14135 (cygwin tm clause use_gcc_stdint): Set to wrap.
14136 * config/i386/cygwin-stdint.h: New file.
14138 2009-04-04 Richard Guenther <rguenther@suse.de>
14140 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
14141 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
14142 single-argument PHIs if we are in loop-closed SSA form.
14143 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
14144 for the pre-condition.
14145 (slpeel_tree_peel_loop_to_edge): Likewise.
14146 (vect_build_loop_niters): Take an optional sequence to append stmts.
14147 (vect_generate_tmps_on_preheader): Likewise.
14148 (vect_do_peeling_for_loop_bound): Take extra guards for the
14150 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
14151 the cost model check.
14152 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
14153 guards if we are going to peel. Do not apply versioning in that case.
14154 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
14155 (vect_do_peeling_for_loop_bound): Likewise.
14156 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
14157 loop bound only record extra pre-conditions, do not apply loop
14160 2009-04-04 Richard Guenther <rguenther@suse.de>
14162 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
14165 2009-04-04 Jan Hubicka <jh@suse.cz>
14167 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
14168 last_basic_block for size of bb->index indexed array.
14169 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
14170 compute_out, link_btr_uses, build_btr_def_use_webs,
14171 build_btr_def_use_webs, migrate_btr_defs): Likewise.
14173 2009-04-04 Jan Hubicka <jh@suse.cz>
14175 * except.c (remove_eh_handler_and_replace): Break out from ...
14176 (remove_eh_handler): ... here.
14177 (bring_to_root): New function.
14178 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
14179 handled ones, bring others to root of tree.
14181 2009-04-04 Jan Hubicka <jh@suse.cz>
14183 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
14184 (all_phis_safe_to_merge): New function.
14185 (update_info): New structure.
14186 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
14187 (cleanup_empty_eh): Update SSA if possible.
14189 2009-04-04 Richard Guenther <rguenther@suse.de>
14191 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
14192 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
14193 (append_vuse): Likewise.
14195 2009-04-04 Jakub Jelinek <jakub@redhat.com>
14197 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
14198 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
14199 instead of REG_UNSAVED for DW_CFA_undefined.
14200 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
14201 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
14204 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
14207 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
14208 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
14209 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
14211 2009-04-04 Richard Guenther <rguenther@suse.de>
14213 PR tree-optimization/8781
14214 PR tree-optimization/37892
14215 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
14216 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
14217 (valueize_refs): Call it for *& valueizations.
14218 (shared_reference_ops_from_ref): Rename to ...
14219 (valueize_shared_reference_ops_from_ref): ... this and valueize.
14220 (shared_reference_ops_from_call): Rename to ...
14221 (valueize_shared_reference_ops_from_call): ... this and valueize.
14222 (vn_reference_lookup): Update.
14223 (visit_reference_op_call): Likewise.
14224 * tree-ssa-pre.c (phi_translate_1): Fold *&.
14225 (eliminate): Value-replace the call address in call statements.
14227 2009-04-04 Richard Guenther <rguenther@suse.de>
14229 PR tree-optimization/39636
14230 * tree-ssa-forwprop.c
14231 (forward_propagate_addr_into_variable_array_index): Check for
14232 GIMPLE_ASSIGN before accessing the rhs code.
14234 2009-04-03 Jason Merrill <jason@redhat.com>
14236 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
14238 2009-04-03 Steve Ellcey <sje@cup.hp.com>
14240 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
14241 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
14242 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
14243 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
14244 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
14245 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
14246 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
14247 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
14248 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
14249 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
14250 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
14251 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
14252 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
14253 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
14254 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
14255 Use fr_reg_or_fp01_operand instead of fr_register_operand
14257 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
14258 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
14259 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
14261 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
14263 PR rtl-optimization/39607
14264 PR rtl-optimization/39631
14268 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
14269 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
14270 instead of DF_LR_OUT.
14271 * ira-lives.c (process_bb_node_lives): Ditto.
14272 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
14273 instead of DF_LR_{OUT,IN}.
14274 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
14275 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
14277 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
14279 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
14280 (execute_lower_omp): Always run but take the short way out if -fopenmp
14282 (gate_lower_omp): Remove, forcing the pass manager to always run the
14283 pass and always set PROP_gimple_lomp.
14284 (pass_lower_omp): Remove gate function.
14285 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
14286 PROP_trees. Instead, require it.
14287 * ipa-cp.c (pass_ipa_cp): Likewise.
14288 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
14289 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
14290 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
14291 and PROP_gimple_leh.
14293 2009-04-03 Richard Guenther <rguenther@suse.de>
14295 PR middle-end/13146
14296 PR tree-optimization/23940
14297 PR tree-optimization/33237
14298 PR middle-end/33974
14299 PR middle-end/34093
14300 PR tree-optimization/36201
14301 PR tree-optimization/36230
14302 PR tree-optimization/38049
14303 PR tree-optimization/38207
14304 PR tree-optimization/38230
14305 PR tree-optimization/38301
14306 PR tree-optimization/38585
14307 PR middle-end/38895
14308 PR tree-optimization/38985
14309 PR tree-optimization/39299
14310 * tree-ssa-structalias.h: Remove.
14311 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
14312 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
14313 (struct vuse_element_d): Remove.
14314 (struct vuse_vec_d): Likewise.
14315 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
14316 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
14317 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
14318 VUSE_ELEMENT_VAR): Likewise.
14319 (struct voptype_d): Likewise.
14320 (NUM_VOP_FREE_BUCKETS): Likewise.
14321 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
14322 (struct stmt_operands_d): Remove.
14323 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
14324 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
14325 VDEF_NUM, VDEF_VECT): Likewise.
14326 (copy_virtual_operands): Remove.
14327 (operand_build_cmp): Likewise.
14328 (create_ssa_artificial_load_stmt): Likewise.
14329 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
14330 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
14331 vuse_index and mayuse_index members. Pack and move done and iter_type
14332 members to the front.
14333 (SSA_OP_VMAYUSE): Remove.
14334 (SSA_OP_VIRTUAL_USES): Adjust.
14335 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
14336 (unlink_stmt_vdef): Declare.
14337 (add_to_addressable_set): Remove.
14338 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
14339 (vrp_visit_stmt): Likewise.
14340 * doc/tree-ssa.texi (Alias analysis): Update.
14341 * doc/invoke.texi (max-aliased-vops): Remove docs.
14342 (avg-aliased-vops): Likewise.
14343 * tree-into-ssa.c (syms_to_rename): Remove.
14344 (need_to_update_vops_p): Likewise.
14345 (need_to_initialize_update_ssa_p): Rename to ...
14346 (update_ssa_initialized_fn): ... this. Track function we are
14348 (symbol_marked_for_renaming): Simplify.
14349 (add_new_name_mapping): Do not set need_to_update_vops_p.
14350 (dump_currdefs): Use SYMS_TO_RENAME.
14351 (rewrite_update_stmt): Always walk all uses/defs.
14352 (dump_update_ssa): Adjust.
14353 (init_update_ssa): Take function argument. Track what we are
14355 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
14356 (create_new_def_for): Initialize for cfun, assert we are initialized
14358 (mark_sym_for_renaming): Simplify.
14359 (mark_set_for_renaming): Do not initialize update-ssa.
14360 (need_ssa_update_p): Simplify. Take function argument.
14361 (name_mappings_registered_p): Assert we ask for the correct function.
14362 (name_registered_for_update_p): Likewise.
14363 (ssa_names_to_replace): Likewise.
14364 (release_ssa_name_after_update_ssa): Likewise.
14365 (update_ssa): Likewise. Use SYMS_TO_RENAME.
14366 (dump_decl_set): Do not print a newline.
14367 (debug_decl_set): Do it here.
14368 (dump_update_ssa): And here.
14369 * tree-ssa-loop-im.c (move_computations): Adjust.
14370 (movement_possibility): Likewise.
14371 (determine_max_movement): Likewise.
14372 (gather_mem_refs_stmt): Likewise.
14373 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
14374 or NAME_MEMORY_TAG.
14375 * tree-complex.c (update_all_vops): Remove.
14376 (expand_complex_move): Adjust.
14377 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
14378 Simplify test for memory referencing statement. Exclude
14379 non-invariant ADDR_EXPRs.
14380 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
14381 * tree-loop-distribution.c (generate_memset_zero): Adjust.
14382 (rdg_flag_uses): Likewise.
14383 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
14385 (tree_optimize_tail_calls_1): Also split the
14386 edge from the entry block if we have degenerate PHI nodes in
14387 the first basic block.
14388 * tree.c (init_ttree): Remove memory-tag related code.
14389 (tree_code_size): Likewise.
14390 (tree_node_structure): Likewise.
14391 (build7_stat): Re-write to be build6_stat.
14392 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
14393 (SSA_VAR_P): Adjust.
14394 (struct tree_memory_tag): Remove.
14395 (struct tree_memory_partition_tag): Likewise.
14396 (union tree_node): Adjust.
14397 (build7): Re-write to be build6.
14398 * tree-pass.h (pass_reset_cc_flags): Remove.
14399 (TODO_update_address_taken): New flag.
14400 (pass_simple_dse): Remove.
14401 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
14402 * params.h (MAX_ALIASED_VOPS): Remove.
14403 (AVG_ALIASED_VOPS): Likewise.
14404 * omp-low.c (expand_omp_taskreg): Update SSA form.
14405 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
14406 aliases the lhs in a copy stmt.
14407 * tree-ssa-dse.c (struct address_walk_data): Remove.
14408 (memory_ssa_name_same): Likewise.
14409 (memory_address_same): Likewise.
14410 (get_kill_of_stmt_lhs): Likewise.
14411 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
14412 unused stores. Look through PHI nodes into post-dominated regions.
14413 (dse_optimize_stmt): Simplify. Properly remove stores.
14414 (tree_ssa_dse): Compute dominators.
14415 (execute_simple_dse): Remove.
14416 (pass_simple_dse): Likewise.
14417 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
14418 gimple_loaded_syms and gimple_stored_syms computation.
14419 * toplev.c (dump_memory_report): Dump alias and pta stats.
14420 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
14421 (vn_reference_eq): Likewise.
14422 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
14423 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
14424 valueize_vuses): Remove.
14425 (get_def_ref_stmt_vuses): Simplify. Rename to ...
14426 (get_def_ref_stmt_vuse): ... this.
14427 (vn_reference_lookup_2): New function.
14428 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
14429 walking equivalent vuses. Simplify.
14430 (vn_reference_lookup): Likewise.
14431 (vn_reference_insert): Likewise.
14432 (vn_reference_insert_pieces): Likewise.
14433 (visit_reference_op_call): Simplify.
14434 (visit_reference_op_load): Likewise.
14435 (visit_reference_op_store): Likewise.
14436 (init_scc_vn): Remove shared_lookup_vuses initialization.
14437 (free_scc_vn): Remove shared_lookup_vuses freeing.
14438 (sort_vuses, sort_vuses_heap): Remove.
14439 (get_ref_from_reference_ops): Export.
14440 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
14441 vector with single vuse pointer.
14442 (vn_reference_lookup_pieces, vn_reference_lookup,
14443 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
14444 (shared_vuses_from_stmt): Remove.
14445 (get_ref_from_reference_ops): Declare.
14446 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
14447 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
14448 memory-tag related code.
14449 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
14450 (likely_value): Add comment, skip static-chain of call statements.
14451 (surely_varying_stmt_p): Adjust.
14452 (gimplify_and_update_call_from_tree): Likewise.
14453 (execute_fold_all_builtins): Do not rebuild alias info.
14454 (gimplify_and_update_call_from_tree): Properly update VOPs.
14455 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
14456 (copy_ref_info): Remove memory-tag related code.
14457 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
14458 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
14459 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
14461 * tree-ssa-dom.c (gimple_p): Remove typedef.
14462 (eliminate_redundant_computations): Adjust.
14463 (record_equivalences_from_stmt): Likewise.
14464 (avail_expr_hash): Likewise.
14465 (avail_expr_eq): Likewise.
14466 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
14467 (stmt_makes_single_load): Likewise.
14468 (stmt_makes_single_store): Likewise.
14469 * tree-ssa-alias.c: Rewrite completely.
14470 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
14471 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
14472 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
14473 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
14474 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
14475 Remove public functions.
14476 (pass_reset_cc_flags): Remove.
14477 (pass_build_alias): Move ...
14478 * tree-ssa-structalias.c (pass_build_alias): ... here.
14479 * tree-ssa-alias.c (may_be_aliased): Move ...
14480 * tree-flow-inline.h (may_be_aliased): ... here.
14481 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
14482 count_uses_and_derefs): Move ...
14483 * gimple.c: ... here.
14484 * gimple.h (count_uses_and_derefs): Declare.
14485 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
14486 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
14487 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
14488 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
14489 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
14490 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
14491 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
14493 * tree-dfa.c (refs_may_alias_p): Move ...
14494 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
14495 * tree-ssa-alias.h: New file.
14496 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
14497 (statement_sink_location): Likewise.
14498 * opts.c (decode_options): Do not adjust max-aliased-vops or
14499 avg-aliased-vops values.
14500 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
14501 (TV_CALL_CLOBBER): Likewise.
14502 (TV_FLOW_SENSITIVE): Likewise.
14503 (TV_FLOW_INSENSITIVE): Likewise.
14504 (TV_MEMORY_PARTITIONING): Likewise.
14505 (TV_ALIAS_STMT_WALK): New timevar.
14506 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
14507 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
14508 (get_address_description): Remove memory-tag related code.
14509 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
14510 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
14511 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
14512 and immediate uses in statements. Document.
14513 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
14514 (dump_symbols): Remove.
14515 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
14516 * alias.c (get_deref_alias_set): New function split out from ...
14517 (get_alias_set): ... here.
14518 * alias.h (get_deref_alias_set): Declare.
14519 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
14520 type parameter. Remove restrict pointer handling. Create a
14521 ref-all pointer in case type-based alias sets do not conflict.
14522 (vect_analyze_data_refs): Remove SMT related code.
14523 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
14524 (vectorizable_load): Likewise.
14525 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
14526 (DR_SYMBOL_TAG, DR_VOPS): Remove.
14527 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
14528 Ignore vops and SMTs.
14529 (dr_analyze_alias): Likewise..
14530 (free_data_ref): Likewise.
14531 (create_data_ref): Likewise.
14532 (analyze_all_data_dependences): Likewise.
14533 (get_references_in_stmt): Adjust.
14534 * tree-flow-inline.h (gimple_aliases_computed_p,
14535 gimple_addressable_vars, gimple_call_clobbered_vars,
14536 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
14537 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
14538 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
14539 gimple_mem_ref_stats): Remove.
14540 (gimple_vop): New function.
14541 (op_iter_next_use): Remove vuses and mayuses cases.
14542 (op_iter_next_def): Remove vdefs case.
14543 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
14544 (clear_and_done_ssa_iter): Do not set removed fields.
14545 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
14546 Assert we are not iterating over vuses or vdefs if not also
14547 iterating over uses or defs.
14548 (op_iter_init_use): Likewise.
14549 (op_iter_init_def): Likewise.
14550 (op_iter_next_vdef): Remove.
14551 (op_iter_next_mustdef): Likewise.
14552 (op_iter_init_vdef): Likewise.
14553 (compare_ssa_operands_equal): Likewise.
14554 (link_use_stmts_after): Handle vuse operand.
14555 (is_call_used): Use is_call_clobbered.
14556 (is_call_clobbered): Global variables are always call clobbered,
14557 query the call-clobbers bitmap.
14558 (mark_call_clobbered): Ignore global variables.
14559 (clear_call_clobbered): Likewise.
14560 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
14561 virtual operands sanity check.
14562 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
14564 (TARGET_MEM_REF): Remove TMR_TAG operand.
14565 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
14566 Remove call-clobber related code.
14567 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
14568 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
14569 partitions or escape reason.
14570 (get_single_def_stmt, get_single_def_stmt_from_phi,
14571 get_single_def_stmt_with_phi): Remove.
14572 (dump_referenced_vars): Tidy.
14573 (get_ref_base_and_extent): Allow bare decls.
14574 (collect_dfa_stats): Adjust.
14575 * graphite.c (rename_variables_in_stmt): Adjust.
14576 (graphite_copy_stmts_from_block): Likewise.
14577 (translate_clast): Likewise.
14578 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
14580 (translate_vuse_through_block): Use the oracle.
14581 (phi_translate_1): Adjust.
14582 (value_dies_in_block_x): Use the oracle. Cache the outcome
14584 (valid_in_sets): Check if the VUSE for
14585 a REFERENCE is available.
14586 (eliminate): Do not remove stmts during elimination,
14587 instead queue and remove them afterwards.
14588 (do_pre): Do not rebuild alias info.
14589 (pass_pre): Run TODO_rebuild_alias before PRE.
14590 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
14591 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
14592 (mark_all_v_defs_stmt): Remove.
14593 (mark_all_v_defs_seq): Adjust.
14594 (sra_replace): Likewise.
14595 (scalarize_use): Likewise.
14596 (scalarize_copy): Likewise.
14597 (scalarize_init): Likewise.
14598 (scalarize_ldst): Likewise.
14599 (todoflags): Remove.
14600 (tree_sra): Do not rebuild alias info.
14601 (tree_sra_early): Adjust.
14602 (pass_sra): Run TODO_update_address_taken before SRA.
14603 * tree-predcom.c (set_alias_info): Remove.
14604 (prepare_initializers_chain): Do not call it.
14605 (mark_virtual_ops_for_renaming): Adjust.
14606 (mark_virtual_ops_for_renaming_list): Remove.
14607 (initialize_root_vars): Adjust.
14608 (initialize_root_vars_lm): Likewise.
14609 (prepare_initializers_chain): Likewise.
14610 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
14611 (may_propagate_copy_into_stmt): Likewise.
14612 (merge_alias_info): Do nothing for now.
14613 (propagate_tree_value_into_stmt): Adjust.
14614 (stmt_may_generate_copy): Likewise.
14615 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
14616 not mark symbols for renaming.
14617 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
14618 with the same statement, make sure to update the new pointed-to one.
14619 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
14620 call statements, do not mark symbols for renaming.
14621 (mark_operand_necessary): Dump something.
14622 (ref_may_be_aliased): New function.
14623 (mark_aliased_reaching_defs_necessary_1): New helper function.
14624 (mark_aliased_reaching_defs_necessary): Likewise.
14625 (mark_all_reaching_defs_necessary_1): Likewise.
14626 (mark_all_reaching_defs_necessary): Likewise.
14627 (propagate_necessity): Do not process virtual PHIs. For
14628 non-aliased loads mark all reaching definitions as necessary.
14629 For aliased loads and stores mark the immediate dominating
14630 aliased clobbers as necessary.
14631 (visited): New global static.
14632 (perform_tree_ssa_dce): Free visited bitmap after propagating
14634 (remove_dead_phis): Perform simple dead virtual PHI removal.
14635 (remove_dead_stmt): Properly unlink virtual operands when
14637 (eliminate_unnecessary_stmts): Schedule PHI removal after
14639 * tree-ssa-ter.c (is_replaceable_p): Adjust.
14640 (process_replaceable): Likewise.
14641 (find_replaceable_in_bb): Likewise.
14642 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
14643 based on the single gimple vop.
14644 (verify_flow_insensitive_alias_info): Remove.
14645 (verify_flow_sensitive_alias_info): Likewise.
14646 (verify_call_clobbering): Likewise.
14647 (verify_memory_partitions): Likewise.
14648 (verify_alias_info): Likewise.
14649 (verify_ssa): Adjust..
14650 (execute_update_addresses_taken): Export. Update SSA
14651 manually. Optimize only when optimizing. Use a local bitmap.
14652 (pass_update_address_taken): Remove TODO_update_ssa, add
14654 (pass_update_address_taken): Just use TODO_update_address_taken.
14655 (init_tree_ssa): Do not initialize addressable_vars.
14656 (verify_ssa): Verify new VUSE / VDEF properties.
14657 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
14658 Do not call verify_alias_info.
14659 (delete_tree_ssa): Clear the VUSE, VDEF operands.
14660 Do not free the loaded and stored syms bitmaps. Reset the escaped
14661 and callused solutions. Do not free addressable_vars.
14662 Remove memory-tag related code.
14663 (warn_uninitialized_var): Aliases are always available.
14664 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
14665 * lambda-code.c (can_put_in_inner_loop): Adjust.
14666 (can_put_after_inner_loop): Likewise.
14667 (perfect_nestify): Likewise.
14668 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
14669 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
14670 (vectorizable_conversion): Do not mark symbols for renaming.
14671 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
14672 (expand_call_inline): Unlink the calls virtual operands before
14674 (tree_function_versioning): Do not call update_ssa if we are not
14675 updating clones. Simplify.
14676 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
14677 (propagate_with_phi): Likewise..
14678 * tree-outof-ssa.c (create_temp): Remove memory tag and call
14679 clobber code. Assert we are not aliased or global.
14680 * tree-flow.h: Include tree-ssa-alias.h
14681 (enum escape_type): Remove.
14682 (struct mem_sym_stats_d): Likewise.
14683 (struct mem_ref_stats_d): Likewise.
14684 (struct gimple_df): Add vop member. Remove global_var,
14685 call_clobbered_vars, call_used_vars, addressable_vars,
14686 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
14687 escaped and callused members.
14688 (struct ptr_info_def): Remove all members, add points-to solution
14690 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
14691 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
14692 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
14693 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
14694 (tree-ssa-alias.o): Likewise.
14695 (toplev.o): Add tree-ssa-alias.h
14696 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
14697 * gimple.c (gimple_set_bb): Fix off-by-one error.
14698 (is_gimple_reg): Do not handle memory tags.
14699 (gimple_copy): Also copy virtual operands.
14700 Delay updating the statement. Do not reset loaded and stored syms.
14701 (gimple_set_stored_syms): Remove.
14702 (gimple_set_loaded_syms): Likewise.
14703 (gimple_call_copy_skip_args): Copy the virtual operands
14704 and mark the new statement modified.
14705 * tree-ssa-structalias.c (may_alias_p): Remove.
14706 (set_uids_in_ptset): Take the alias set to prune with as
14707 parameter. Fold in the alias test of may_alias_p.
14708 (compute_points_to_sets): Compute whether a ptr is dereferenced
14709 in a local sbitmap.
14710 (process_constraint): Deal with &ANYTHING on the lhs, reject all
14711 other ADDRESSOF constraints on the lhs.
14712 (get_constraint_for_component_ref): Assert that we don't get
14713 ADDRESSOF constraints from the base of the reference.
14714 Properly generate UNKNOWN_OFFSET for DEREF if needed.
14715 (struct variable_info): Remove collapsed_to member.
14716 (get_varinfo_fc): Remove.
14717 (new_var_info): Do not set collapsed_to.
14718 (dump_constraint): Do not follow cycles.
14719 (dump_constraint_graph): Likewise.
14720 (build_pred_graph): Likewise.
14721 (build_succ_graph): Likewise.
14722 (rewrite_constraints): Likewise.
14723 (do_simple_structure_copy): Remove.
14724 (do_rhs_deref_structure_copy): Remove.
14725 (do_lhs_deref_structure_copy): Remove.
14726 (collapse_rest_of_var): Remove.
14727 (do_structure_copy): Re-implement.
14728 (pta_stats): New global variable.
14729 (dump_pta_stats): New function.
14730 (struct constraint_expr): Make offset signed.
14731 (UNKNOWN_OFFSET): Define special value.
14732 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
14733 (solution_set_expand): New helper function split out from ...
14734 (do_sd_constraint): ... here.
14735 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
14736 (do_ds_constraint): Likewise.
14737 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
14738 and CALLUSED = *CALLUSED.
14739 (set_union_with_increment): Make inc argument signed.
14740 (type_safe): Remove.
14741 (get_constraint_for_ptr_offset): Handle unknown and negative
14743 (first_vi_for_offset): Handle offsets before start. Bail
14744 out early for offsets beyond the variable extent.
14745 (first_or_preceding_vi_for_offset): New function.
14746 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
14747 Together with ESCAPED = *ESCAPED this properly computes reachability.
14748 (find_what_var_points_to): New function.
14749 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
14750 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
14751 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
14752 pt_solutions_intersect): New functions.
14753 (compute_call_used_vars): Remove.
14754 (compute_may_aliases): New main entry into PTA computation.
14755 * gimple.h (gimple_p): New typedef.
14756 (struct gimple_statement_base): Remove references_memory_p.
14757 (struct gimple_statement_with_memory_ops_base): Remove
14758 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
14760 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
14761 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
14762 gimple_set_references_memory): Remove.
14763 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
14764 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
14766 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
14767 (verify_expr): Allow RESULT_DECL.
14768 (gimple_duplicate_bb): Do not copy virtual operands.
14769 (gimple_duplicate_sese_region): Adjust.
14770 (gimple_duplicate_sese_tail): Likewise.
14771 (mark_virtual_ops_in_region): Remove.
14772 (move_sese_region_to_fn): Do not call it.
14773 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
14774 and pass_simple_dse.
14775 (execute_function_todo): Handle TODO_update_address_taken,
14776 call execute_update_addresses_taken for TODO_rebuild_alias.
14777 (execute_todo): Adjust.
14778 (execute_one_pass): Init dump files early.
14779 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
14781 (create_general_new_stmt): Clear vops.
14782 * tree-ssa-reassoc.c (get_rank): Adjust.
14783 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
14784 symbols for renaming.
14785 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
14786 (PARAM_AVG_ALIASED_VOPS): Likewise.
14787 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
14788 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
14789 * tree-ssa-operands.c: Simplify for new virtual operand representation.
14790 (operand_build_cmp, copy_virtual_operands,
14791 create_ssa_artificial_load_stmt, add_to_addressable_set,
14792 gimple_add_to_addresses_taken): Remove public functions.
14793 (unlink_stmt_vdef): New function.
14795 2009-04-03 Alan Modra <amodra@bigpond.net.au>
14797 * config.gcc (powerpc-*-linux*): Merge variants.
14799 2009-04-02 Chao-ying Fu <fu@mips.com>
14800 James Grosbach <james.grosbach@microchip.com>
14802 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
14803 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
14805 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
14806 keep_interrupts_masked_p, use_debug_exception_return_p.
14807 (mips_attribute_table): Add interrupt, use_shadow_register_set,
14808 keep_interrupts_masked, use_debug_exception_return.
14809 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
14810 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
14812 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
14813 (mips_print_operand): Process COP0 registers to print $0 .. $31
14814 correctly for GAS to process.
14815 (mips_interrupt_extra_call_saved_reg_p): New function.
14816 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
14818 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
14819 (mips_compute_frame_info): Add supports for interrupt context that
14820 includes doubleword accumulators and COP0 registers.
14821 (mips_for_each_saved_acc): New function.
14822 (mips_for_each_saved_gpr_and_fpr): Change the function name from
14823 mips_for_each_saved_reg.
14824 (mips_save_reg): Save accumulators.
14825 (mips_kernel_reg_p): A new for_each_rtx callback.
14826 (mips_expand_prologue): Support interrupt handlers.
14827 (mips_restore_reg): Restore accumulators.
14828 (mips_expand_epilogue): Support interrupt handlers.
14829 (mips_can_use_return_insn): Return false for interrupt handlers.
14830 (mips_epilogue_uses): New function.
14831 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
14832 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
14833 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
14834 cop0_move): New instructions.
14835 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
14836 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
14838 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
14840 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
14841 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
14842 interrupt handlers, we use K0 as the temporary register.
14843 (EPILOGUE_USES): Change to a function call.
14844 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
14845 handlers, we use K0 as the temporary register.
14847 * doc/extend.texi (Function Attributes): Document interrupt,
14848 use_shadow_register_set, keep_interrupts_masked,
14849 use_debug_exception_return for MIPS attributes.
14851 2009-04-03 Alan Modra <amodra@bigpond.net.au>
14853 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
14854 Remove a number of t-files from tmake_file.
14855 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
14856 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
14857 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
14858 target_prototype, not TARGET_PROTOTYPE.
14859 (LINK_OS_GNU_SPEC): Define.
14860 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
14861 and darwin-ldoubdle.c.
14863 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
14866 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
14867 (cpp_options): Ditto.
14868 (default_compilers): Ditto.
14869 (display_help): Ditto.
14870 (process_command): Ditto.
14871 (do_spec_1): Ditto.
14872 (set_input): Use lbasename instead of duplicate code.
14873 (save_temps_prefix): New static for -save-temps=obj.
14874 (save_temps_length): Ditto.
14876 * doc/invoke.texi (-save-temps=obj): Document new variant to
14877 -save-temps switch.
14879 2009-04-02 Jeff Law <law@redhat.com>
14881 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
14884 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
14886 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
14887 * configure: Regenerated.
14889 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14891 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
14892 share the argument list.
14894 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14898 2009-02-12 Diego Novillo <dnovillo@google.com>
14900 * varpool.c (debug_varpool): New.
14901 * cgraph.h (debug_varpool): Declare.
14903 2009-04-02 Jan Hubicka <jh@suse.cz>
14905 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
14908 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
14910 * config/i386/i386.c (ix86_abi): Move initialization to ...
14911 (override_options): Here.
14913 2009-04-02 Christian Bruel <christian.bruel@st.com>
14915 * config/sh/sh.c (sh_dwarf_register_span): New function.
14916 (TARGET_DWARF_REGISTER_SPAN): Define.
14917 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
14919 2009-04-02 Ira Rosen <irar@il.ibm.com>
14921 PR tree-optimization/39595
14922 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
14923 interleaved loads group is not greater than the SLP group size.
14925 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
14927 * builtins.c (is_builtin_name): New.
14928 (called_as_built_in): Use is_builtin_name.
14929 * tree.h (is_builtin_name): New.
14930 * varasm.c (incorporeal_function_p): Use is_builtin_name
14932 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
14934 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
14936 2009-04-02 Dodji Seketeli <dodji@redhat.com>
14939 * c-decl.c (clone_underlying_type): Move this ...
14940 * c-common.c (set_underlying_type): ... here.
14941 Also, make sure the function properly sets TYPE_STUB_DECL() on
14942 the newly created typedef variant type.
14943 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
14944 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
14947 2009-04-02 Richard Guenther <rguenther@suse.de>
14949 PR tree-optimization/37221
14950 * tree-flow.h (degenerate_phi_result): Declare.
14951 * tree-ssa-dom.c (degenerate_phi_result): Export.
14952 * tree-scalar-evolution.c (analyze_initial_condition): If
14953 the initial condition is defined by a degenerate PHI node
14954 use the degenerate value.
14956 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
14958 PR rtl-optimization/39588
14959 * combine.c (merge_outer_ops): Do not set the constant when this
14961 (simplify_shift_const_1): Do not modify it either in this case.
14963 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
14965 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
14966 tuning is deprecated if -mtune value is set to an Itanium1 variant.
14968 2009-04-01 Janis Johnson <janis187@us.ibm.com>
14971 * c-lex.c (interpret_float): Default (no suffix) is double.
14973 2009-04-1 Xinliang David Li <davidxl@google.com>
14975 * config/i386/i386.c (legitimate_constant_p): Recognize
14976 all one vector constant.
14978 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14980 * config/vax/vax.c: Add #includes to silence warnings.
14981 Change #include order to silence two warnings.
14983 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14985 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
14986 (ASM_SPEC): Pass -k to the assembler for PIC code.
14988 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14990 * config.gcc: Add vax-*-linux* to the switch.
14991 * config/vax/linux.h: New file. (TARGET_VERSION,
14992 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
14994 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
14996 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
14997 Use predicate macros instead of GET_CODE() == foo.
14998 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
14999 ashlsi3, rotrsi3, <unnamed>): Likewise.
15001 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15003 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
15004 jbbccihi, jbbccisi): Remova trailing whitespace.
15005 * config/vax/constraints.md: Likewise.
15006 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
15007 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
15008 * config/vax/predicates.md: Likewise.
15009 * config/vax/vax.c (print_operand_address, vax_output_int_move,
15010 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
15011 * config/vax/vax.h: Likewise.
15012 * config/vax/vax.md (nonlocal_goto): Likewise.
15014 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15016 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
15017 (indirectable_address_p, adjacent_operands_p): Add spaces around
15019 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
15021 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15023 * config/vax/vax.c (legitimate_constant_address_p,
15024 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
15025 index_term_p, reg_plus_index_p, legitimate_address_p,
15026 vax_mode_dependent_address_p): Update comments to match functions
15027 modified by the recent int->bool conversion.
15029 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15031 * config/vax/builtins.md: Update copyright message.
15032 * config/vax/constraints.md: Likewise.
15033 * config/vax/netbsd-elf.h: Likewise.
15034 * config/vax/predicates.md: Likewise.
15035 * config/vax/vax-protos.h: Likewise.
15036 * config/vax/vax.c: Likewise.
15037 * config/vax/vax.h: Likewise.
15038 * config/vax/vax.md: Likewise.
15039 * config/vax/vax.opt: Likewise.
15041 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
15043 * config/vax/builtins.md (ffssi2, ffssi2_internal,
15044 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
15045 * config/vax/constraints.md (B, R): Likewise.
15046 * config/vax/predicates.md (external_memory_operand,
15047 nonimmediate_addsub_di_operand): Likewise.
15048 * config/vax/vax.c (vax_output_int_add): Likewise.
15049 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
15050 untyped_call): Likewise.
15052 2009-04-01 Matt Thomas <matt@3am-software.com>
15054 * config/vax/predicates.md: New file.
15055 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
15056 external_const_operand, nonsymbolic_operand, external_memory_operand,
15057 indirect_memory_operand, indexed_memory_operand,
15058 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
15059 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
15061 * config/vax/constraints.md: New file.
15062 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
15064 * config/vax/builtins.md: New file.
15065 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
15066 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
15068 * config/vax/vax.opt (mqmath): Add option.
15069 * config/vax/vax.md (isfx): Extend with DI.
15070 (VAXintQH, VAXintQHSD): Define.
15071 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
15072 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
15073 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
15074 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
15075 (movdi): Update constraints and use vax_output_int_move().
15076 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
15077 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
15078 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
15079 nonlocal_goto): New.
15080 (mov<mode>): Extend accepted operand types.
15081 (subdi3_old): Rename from subdi3, change update constraints and use
15082 a new implementation.
15083 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
15084 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
15085 MOVE_RATIO, CLEAR_RATIO): Define.
15086 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
15087 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
15088 (PRINT_OPERAND): Redefine using a function instead of inlined code.
15089 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
15090 (split_quadword_operands): Make static and really allow variable
15092 (print_operand_address): Update for PIC generation.
15093 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
15094 indexable_address_p, fixup_mathdi_operand,
15095 vax_expand_addsub_di_operands, adjacent_operands_p): New.
15096 (vax_float_literal, legitimate_constant_p,
15097 indirectable_constant_address_p, index_term_p,
15098 reg_plus_index_p): Return bool instead of int.
15099 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
15101 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
15103 (vax_output_conditional_branch): Indent.
15104 (legitimate_constant_address_p, indirectable_constant_address_p,
15105 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
15106 vax_mode_dependent_address_p): Return bool instead of int, update for
15108 * config/vax/vax-protos.h (legitimate_constant_address_p,
15109 legitimate_constant_p, legitimate_address_p,
15110 vax_mode_dependent_address_p): Change declaration to bool.
15111 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
15112 vax_expand_addsub_di_operands, vax_output_int_subtract,
15113 vax_output_movmemsi): Declare.
15114 (split_quadword_operands, vax_float_literal): Delete declaration.
15115 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
15116 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
15117 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
15118 ASM_OUTPUT_DWARF_PCREL): Define.
15119 (ASM_SPEC): Change definition to allow PIC generation.
15121 2009-04-01 Steve Ellcey <sje@cup.hp.com>
15123 * doc/sourcebuild.texi: Update front-end requirements.
15125 2009-04-01 Jakub Jelinek <jakub@redhat.com>
15128 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
15129 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
15130 (booldi3_internal3): Use boolean_or_operator instead of
15133 2009-04-01 Joseph Myers <joseph@codesourcery.com>
15136 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
15137 declarator whose size is not an integer constant expression but
15138 folds to an integer constant, then treat it as a constant
15141 2009-04-01 Richard Guenther <rguenther@suse.de>
15143 * fold-const.c (fold_plusminus_mult_expr): Do not fold
15144 i * 4 + 2 to (i * 2 + 1) * 2.
15146 2009-04-01 Jakub Jelinek <jakub@redhat.com>
15149 * c-parser.c (c_parser_asm_statement): Skip until close paren and
15150 return if c_parser_asm_string_literal returned NULL.
15152 2009-04-01 Nick Clifton <nickc@redhat.com>
15154 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
15156 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
15157 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
15158 other typedefs to avoid conflicts with libgcc2.c. Define labels
15159 to gain 16-bit bit-manipulation functions from libgcc2.c and then
15161 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
15162 to gain 16-bit trapping arithmetic functions from libgcc2.c and
15165 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
15167 * varasm.c (default_function_rodata_section): Declare DOT as
15170 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
15171 Andrey Galkin <agalkin@hypercom.com>
15174 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
15175 Make object_name unique for each process.
15177 2009-04-01 Jakub Jelinek <jakub@redhat.com>
15180 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
15181 addressable variables in the parallel that could go out of scope while
15182 running queued tasks.
15184 2009-04-01 Anatoly Sokolov <aesok@post.ru>
15186 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
15187 (CASE_VALUES_THRESHOLD): Redefine.
15188 * config/avr/avr.c (avr_override_options): Remove initialization of
15189 avr_case_values_threshold variable.
15190 (avr_case_values_threshold): Remove variable. Add new function.
15191 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
15192 * config/avr/avr.opt (mno-tablejump): Remove option.
15193 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
15195 2009-04-01 DJ Delorie <dj@redhat.com>
15197 * varasm.c (default_function_rodata_section): Don't assume
15198 anything about where the first '.' in the section name is.
15200 2009-04-01 Alan Modra <amodra@bigpond.net.au>
15202 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
15203 rs6000_emit_stack_tie.
15205 2009-03-31 Ian Lance Taylor <iant@google.com>
15207 * tree-eh.c (tree_remove_unreachable_handlers): Compare
15208 gimple_code with GIMPLE_RESX, not RESX.
15210 2009-03-31 Joseph Myers <joseph@codesourcery.com>
15212 * c-common.c (c_get_ident): New.
15213 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
15215 2009-04-01 Ben Elliston <bje@au.ibm.com>
15217 * config/rs6000/sysv4.opt (msdata): Improve option description.
15219 2009-03-31 Steve Ellcey <sje@cup.hp.com>
15221 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
15222 (divdf3_internal_lat): Remove.
15223 (divxf3_internal_lat): Remove.
15224 (divxf3_internal_thr): Remove.
15225 (divxf): Use divxf3_internal.
15226 * config/ia64/div.md (divsf3_internal_lat): New.
15227 (divdf3_internal_lat): New.
15228 (divxf3_internal): New.
15230 2009-03-31 Joseph Myers <joseph@codesourcery.com>
15233 * Makefile.in (USE_GCC_STDINT): Define.
15234 (stmp-int-hdrs): Install stdint.h if applicable.
15235 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
15237 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
15238 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
15239 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
15240 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
15241 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
15242 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
15243 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
15244 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
15245 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
15246 (c_common_nodes_and_builtins): Initialize
15247 underlying_wchar_type_node. Do not initialize
15248 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
15249 nodes for new types.
15250 (c_stddef_cpp_builtins): Define macros for new types.
15251 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
15253 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
15254 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
15255 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
15256 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
15257 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
15258 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
15259 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
15260 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
15261 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
15262 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
15263 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
15264 int16_type_node, int32_type_node, int64_type_node,
15265 uint8_type_node, uint16_type_node, c_uint32_type_node,
15266 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
15267 int_least32_type_node, int_least64_type_node,
15268 uint_least8_type_node, uint_least16_type_node,
15269 uint_least32_type_node, uint_least64_type_node,
15270 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
15271 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
15272 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
15273 uintptr_type_node): Define.
15274 * c-cppbuiltin.c (builtin_define_constants,
15275 builtin_define_type_minmax): New.
15276 (builtin_define_stdint_macros): Define more macros.
15277 (c_cpp_builtins): Define more limit macros.
15278 (type_suffix): New.
15279 (builtin_define_type_max): Define in terms of
15280 builtin_define_type_minmax. Remove is_long parameter. All
15282 * config.gcc (use_gcc_stdint): Define.
15283 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
15284 Add newlib-stdint.h for generic targets.
15285 * config/glibc-stdint.h, config/newlib-stdint.h,
15286 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
15287 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
15288 * config/score/score.h (UINTPTR_TYPE): Define.
15289 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
15290 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
15291 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
15292 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
15293 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
15294 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
15295 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
15296 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
15297 * config/spu/spu.h (STDINT_LONG32): Define.
15298 * configure.ac (use_gcc_stdint): Substitute.
15299 * configure: Regenerate.
15300 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
15301 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
15302 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
15303 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
15304 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
15305 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
15306 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
15307 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
15308 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
15309 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
15310 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
15311 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
15312 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
15313 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
15314 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
15315 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
15316 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
15317 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
15318 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
15319 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
15320 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
15321 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
15322 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
15323 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
15324 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
15325 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
15326 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
15327 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
15328 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
15330 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
15332 * loop-iv.c (suitable_set_for_replacement): Renamed from
15333 simplify_using_assignment; changed to return bool and to accept new
15334 args DEST and SRC. Return true iff we find a source/destination pair
15335 that can be used to make a replacement, and fill SRC and DEST if so.
15336 Remove arg ALTERED. Don't deal with altered regs here. All callers
15338 (simplify_using_initial_values): Deal with altered regs here and track
15339 more precisely the effect they have on the validity of our expression.
15341 * loop-iv.c (simplify_using_condition): A condition of the form
15342 (EQ REG CONST) can be used to simply make a substitution.
15343 (simplify_using_initial_values): Keep track of conditions we have seen
15344 and keep using them to simplify new expressions, while applying the
15345 same substitutions to them as to the expression.
15347 * simplify-rtx.c (simplify_relational_operation_1): Simplify
15348 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
15351 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
15352 changed. Use this when trying to improve the upper bound.
15353 Generate the comparison by using simplify_gen_relational.
15355 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
15357 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
15359 (simplify_using_assignment, simplify_using_initial_values): Call
15360 replace_in_expr to make replacements. Call replace_single_def_regs
15361 once on the initial version of the expression.
15363 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15366 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
15368 2009-03-31 Richard Guenther <rguenther@suse.de>
15370 PR middle-end/31029
15371 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
15372 equality comparisons. Fold C - X CMP X if C % 2 == 1.
15374 2009-03-31 Richard Guenther <rguenther@suse.de>
15376 * tree.h (div_if_zero_remainder): Declare.
15377 * fold-const.c (div_if_zero_remainder): Export.
15378 * tree-ssa-forwprop.c
15379 (forward_propagate_addr_into_variable_array_index): Handle
15380 constant array index addition outside of the variable index.
15382 2009-03-31 Joseph Myers <joseph@codesourcery.com>
15385 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
15386 define_splits, floatunssi<mode>2): Require x87 conversions from
15387 DImode to be permitted.
15389 2009-03-31 Joseph Myers <joseph@codesourcery.com>
15391 PR preprocessor/15638
15392 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
15394 2009-03-31 Richard Guenther <rguenther@suse.de>
15396 PR middle-end/23401
15397 PR middle-end/27810
15398 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
15399 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
15400 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
15401 a separate statement.
15402 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
15403 (lookup_tmp_var): Likewise.
15404 (is_gimple_formal_tmp_or_call_rhs): Remove.
15405 (is_gimple_reg_or_call_rhs): Rename to ...
15406 (is_gimple_reg_rhs_or_call): ... this.
15407 (is_gimple_mem_or_call_rhs): Rename to ...
15408 (is_gimple_mem_rhs_or_call): ... this.
15409 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
15410 DECL_GIMPLE_REG_P only if is_formal is true.
15411 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
15412 for non-proper post-modify expression gimplification.
15413 (gimplify_self_mod_expr): For post-modify expressions gimplify
15414 the lvalue to a minimal lvalue.
15415 (rhs_predicate_for): Remove formal temp case.
15416 (gimplify_modify_expr_rhs): Likewise.
15417 (gimplify_addr_expr): Use is_gimple_reg.
15418 (gimplify_expr): Remove formal temp cases.
15419 (gimple_regimplify_operands): Likewise.
15420 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
15421 and FILTER_EXPR like constants.
15422 * gimple.c (walk_gimple_op): Fix val_only initialization, use
15424 (is_gimple_formal_tmp_rhs): Remove.
15425 (is_gimple_reg_rhs): Remove special casing.
15426 (is_gimple_mem_rhs): Fix.
15427 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
15428 (is_gimple_formal_tmp_var): Remove.
15429 (is_gimple_formal_tmp_reg): Likewise.
15430 (is_gimple_min_lval): Allow invariant component ref parts.
15431 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
15432 is_gimple_formal_tmp_reg): Remove declarations.
15433 * tree-cfg.c (verify_expr): Verify that variables with address
15434 taken do not have DECL_GIMPLE_REG_P set.
15435 * tree-mudflap.c (mf_build_check_statement_for): Use
15436 force_gimple_operand instead of gimplify_expr.
15438 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
15440 * modulo-sched.c (sms_schedule_by_order): Pass the actual
15441 schedulable rows to compute_split_row.
15443 2009-03-31 Ben Elliston <bje@au.ibm.com>
15446 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
15449 2009-03-31 Alan Modra <amodra@bigpond.net.au>
15451 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
15452 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
15453 * configure: Regenerate.
15454 * config.in: Regenerate.
15455 * config/rs6000/rs6000.opt (mtls-markers): Add.
15456 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
15457 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
15458 (tls_ld_aix, tls_ld_sysv): Likewise.
15459 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
15460 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
15462 2009-03-31 Alan Modra <amodra@bigpond.net.au>
15464 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
15466 2009-03-30 Jan Hubicka <jh@suse.cz>
15468 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
15470 (tree_remove_unreachable_handlers): Cleanup EH predecestor
15471 detection and label handling.
15473 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15475 * ira-int.h (ira_allocno): Rename left_conflicts_num to
15476 left_conflicts_size.
15477 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
15478 ALLOCNO_LEFT_CONFLICTS_SIZE.
15480 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
15481 remove_allocno_from_bucket_and_push,
15482 allocno_spill_priority_compare, push_allocnos_to_stack,
15483 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
15484 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
15485 (setup_allocno_left_conflicts_num): Ditto. Rename to
15486 setup_allocno_left_conflicts_size.
15487 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
15488 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
15489 setup_allocno_left_conflicts_size instead of
15490 setup_allocno_left_conflicts_num.
15492 * ira-build.c (ira_create_allocno): Use
15493 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
15494 ALLOCNO_LEFT_CONFLICTS_NUM.
15496 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15498 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
15499 instead of DF_LR_OUT.
15501 * ira-lives.c (process_bb_node_lives): Ditto.
15503 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
15504 instead of DF_LR_{OUT,IN}.
15506 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
15508 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
15510 2009-03-30 Jan Hubicka <jh@suse.cz>
15512 * except.c (label_to_region_map): Fix thinko.
15514 2009-03-30 Steve Ellcey <sje@cup.hp.com>
15516 PR middle-end/38237
15517 * tree.h (tree_find_value): New declaration.
15518 * tree.c (tree_find_value): New function.
15519 * varasm.c (assemble_external): Avoid duplicate entries on lists.
15521 2009-03-30 Jakub Jelinek <jakub@redhat.com>
15524 * c-decl.c (struct c_binding): Add locus field.
15525 (bind): Add locus argument, set locus field from it.
15526 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
15527 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
15528 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
15529 implicitly_declare, undeclared_variable, lookup_label,
15530 declare_label, c_make_fname_decl, c_builtin_function,
15531 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
15534 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
15537 * config/i386/i386.c (classify_argument): Check total size of
15540 2009-03-30 Martin Jambor <mjambor@suse.cz>
15542 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
15543 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
15544 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
15547 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
15548 seen_variable_array_ref while also traversing a union.
15550 * tree-inline.c (optimize_inline_calls): Do not call
15551 cgraph_node_remove_callees.
15552 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
15553 (pass_remove_cgraph_callee_edges): New variable.
15554 * passes.c (init_optimization_passes): Add
15555 pass_remove_cgraph_callee_edges after early inlining and before all
15556 late intraprocedural passes.
15558 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
15560 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15562 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
15563 Fix typos in names.
15565 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15567 * combine.c (simplify_comparison): Use have_insn_for.
15568 * dojump.c (do_jump): Likewise.
15570 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15572 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
15573 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
15574 sparc_compare_op0 like sparc_compare_emitted used to be handled.
15575 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
15576 instead of sparc_compare_emitted.
15577 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
15578 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
15579 instead of sparc_compare_emitted.
15581 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15583 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
15584 enter/exit cfglayout mode.
15585 (pass_partition_block): Require it.
15586 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
15587 (combine_instructions): Track basic blocks instead of labels.
15588 (update_cfg_for_uncondjump): New.
15589 (try_combine): Use it. Update jumps after rescanning.
15590 (pass_combine): Require PROP_cfglayout.
15591 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
15593 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15595 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
15596 Provide/destroy PROP_cfglayout respectively.
15597 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
15598 * tree-pass.h (PROP_cfglayout): New.
15600 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
15602 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
15603 fold_convert_const_fixed_from_fixed,
15604 fold_convert_const_fixed_from_int,
15605 fold_convert_const_fixed_from_real, fold_negate_const): Do not
15606 set TREE_CONSTANT_OVERFLOW.
15607 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
15608 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
15610 2009-03-30 Ira Rosen <irar@il.ibm.com>
15612 * tree-vect-loop-manip.c: New file.
15613 * tree-vectorizer.c: Update documentation and included files.
15614 (vect_loop_location): Make extern.
15615 (rename_use_op): Move to tree-vect-loop-manip.c
15616 (rename_variables_in_bb, rename_variables_in_loop,
15617 slpeel_update_phis_for_duplicate_loop,
15618 slpeel_update_phi_nodes_for_guard1,
15619 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
15620 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
15621 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
15622 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
15623 find_loop_location): Likewise.
15624 (new_stmt_vec_info): Move to tree-vect-stmts.c.
15625 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
15626 get_vectype_for_scalar_type, vect_is_simple_use,
15627 supportable_widening_operation, supportable_narrowing_operation):
15629 (bb_in_loop_p): Move to tree-vect-loop.c.
15630 (new_loop_vec_info, destroy_loop_vec_info,
15631 reduction_code_for_scalar_code, report_vect_op,
15632 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
15633 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
15634 (vect_supportable_dr_alignment): Likewise.
15635 * tree-vectorizer.h (tree-data-ref.h): Include.
15636 (vect_loop_location): Declare.
15637 Reorganize function declarations according to the new file structure.
15638 * tree-vect-loop.c: New file.
15639 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
15640 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
15641 * tree-vect-data-refs.c: New file.
15642 * tree-vect-patterns.c (timevar.h): Don't include.
15643 * tree-vect-stmts.c: New file.
15644 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
15645 tree-vect-slp.c, tree-vect-loop.c.
15646 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
15647 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
15648 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
15649 (tree-vect-analyze.o): Remove.
15650 (tree-vect-transform.o): Likewise.
15651 (tree-vect-data-refs.o): Add rule.
15652 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
15653 tree-vect-slp.o): Likewise.
15654 (tree-vect-patterns.o): Remove redundant dependencies.
15655 (tree-vectorizer.o): Likewise.
15656 * tree-vect-slp.c: New file.
15658 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15660 * optc-gen.awk: Warn if an option flag has multiple different
15663 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
15665 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
15666 -floop-block): Document dependences on PPL, CLooG and Graphite.
15668 2009-03-30 Joseph Myers <joseph@codesourcery.com>
15670 PR rtl-optimization/323
15671 * c-common.c (c_fully_fold, convert_and_check,
15672 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
15673 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
15674 * c-common.def (EXCESS_PRECISION_EXPR): New.
15675 * c-cppbuiltin.c (builtin_define_float_constants): Define
15676 constants with enough digits for long double.
15677 * c-lex.c (interpret_float): Interpret constant with excess
15678 precision where appropriate.
15679 * c-opts.c (c_common_post_options): Set
15680 flag_excess_precision_cmdline. Give an error for
15681 -fexcess-precision=standard for C++ for processors where the
15682 option is significant.
15683 * c-parser.c (c_parser_conditional_expression): Handle excess
15684 precision in condition.
15685 * c-typeck.c (convert_arguments): Handle arguments with excess
15687 (build_unary_op): Move excess precision outside operation.
15688 (build_conditional_expr): Likewise.
15689 (build_compound_expr): Likewise.
15690 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
15691 (build_modify_expr): Handle excess precision in RHS.
15692 (convert_for_assignment): Handle excess precision in converted
15694 (digest_init, output_init_element, process_init_element): Handle
15695 excess precision in initializer.
15696 (c_finish_return): Handle excess precision in return value.
15697 (build_binary_op): Handle excess precision in operands and add
15698 excess precision as needed for operation.
15699 * common.opt (-fexcess-precision=): New option.
15700 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
15701 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
15702 For standard excess precision, output explicit conversion to and
15703 truncation from XFmode.
15704 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
15705 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
15706 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
15707 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
15708 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
15709 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
15710 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
15711 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
15712 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
15713 define_splits, sqrt<mode>2): Disable where appropriate for
15714 standard excess precision.
15715 * convert.c (convert_to_real): Do not shorten arithmetic to type
15716 for which excess precision would be used.
15717 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
15718 * doc/invoke.texi (-fexcess-precision=): Document option.
15719 (-mfpmath=): Correct index entry.
15720 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
15721 flag_excess_precision): New.
15722 * langhooks.c (lhd_post_options): Set
15723 flag_excess_precision_cmdline.
15724 * opts.c (common_handle_option): Handle -fexcess-precision=.
15725 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
15726 init_excess_precision): New.
15727 (lang_dependent_init_target): Call init_excess_precision.
15728 * tree.c (excess_precision_type): New.
15729 * tree.h (excess_precision_type): Declare.
15731 2009-03-30 Joseph Myers <joseph@codesourcery.com>
15734 * c-typeck.c (build_component_ref): Do not copy qualifiers from
15735 non-lvalue to component.
15737 2009-03-29 Joseph Myers <joseph@codesourcery.com>
15739 PR preprocessor/34695
15740 * Makefile.in (c-opts.o): Depend on c-tree.h.
15741 * c-common.c: Move down include of diagnostic.h.
15742 (done_lexing, c_cpp_error): New.
15743 * c-common.h (done_lexing): Declare.
15744 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
15746 * c-opts.c: Include c-tree.h.
15747 (c_common_init_options): Set preprocessor error callback.
15748 (c_common_handle_option): Do not set preprocessor
15749 inhibit_warnings, warnings_are_errors, warn_system_headers,
15750 pedantic_errors or inhibit_warnings flags.
15751 (c_common_post_options): Do not check cpp_errors (parse_in).
15752 (c_common_finish): Do not output dependencies if there were
15753 errors. Do not check return value of cpp_finish.
15754 * c-ppoutput.c (pp_file_change): Set input_location.
15755 * c-tree.h (c_cpp_error): Declare.
15756 * diagnostic.c (diagnostic_set_info_translated): Also initialize
15758 (diagnostic_build_prefix): Check override_column.
15759 * diagnostic.h (diagnostic_info): Add override_column field.
15760 (diagnostic_override_column): Define.
15762 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
15764 * c-common.c (c_expand_expr, c_staticp): Remove.
15765 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
15766 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
15767 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
15768 * c-gimplify.c (gimplify_compound_literal_expr,
15769 optimize_compound_literals_in_ctor): Remove.
15770 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
15771 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
15772 * c-semantics.c (emit_local_var): Remove.
15774 * langhooks-def.h (lhd_expand_expr): Remove.
15775 * langhooks.c (lhd_expand_expr): Remove.
15776 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
15778 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
15779 handling from c-semantics.c; don't call into langhook.
15780 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
15781 * gimplify.c (gimplify_compound_literal_expr,
15782 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
15783 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
15784 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
15785 as was done in c-gimplify.c.
15786 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
15787 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
15788 Move from c-common.h.
15789 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
15791 * tree.c (staticp): Do not call langhook.
15792 * langhooks.c (lhd_staticp): Delete.
15793 * langhooks-def.h (lhd_staticp): Delete prototype.
15794 (LANG_HOOKS_STATICP): Delete.
15795 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
15797 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
15798 instead of DECL_STMTs.
15800 2009-03-29 Joseph Myers <joseph@codesourcery.com>
15808 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
15810 (fold_call_expr): Return a NOP_EXPR from folding rather than the
15811 contained expression.
15812 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
15813 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
15814 conditional expressions for C.
15815 (decl_constant_value_for_optimization): Move from
15816 decl_constant_value_for_broken_optimization in c-typeck.c. Check
15817 whether optimizing and that the expression is a VAR_DECL not of
15818 array type instead of doing such checks in the caller. Do not
15819 check pedantic. Call gcc_unreachable for C++.
15820 * c-common.def (C_MAYBE_CONST_EXPR): New.
15821 * c-common.h (c_fully_fold, c_save_expr,
15822 decl_constant_value_for_optimization): New prototypes.
15823 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
15824 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
15825 EXPR_INT_CONST_OPERANDS): Define.
15826 * c-convert.c (convert): Strip nops from expression.
15827 * c-decl.c (groktypename): Take extra parameters expr and
15828 expr_const_operands. Update call to grokdeclarator.
15829 (start_decl): Update call to grokdeclarator. Add statement for
15830 expressions used in type of decl.
15831 (grokparm): Update call to grokdeclarator.
15832 (push_parm_decl): Update call to grokdeclarator.
15833 (build_compound_literal): Add parameter non_const and build a
15834 C_MAYBE_COSNT_EXPR if applicable.
15835 (grokdeclarator): Take extra parameters expr and
15836 expr_const_operands. Track expressions used in declaration
15837 specifiers and declarators. Fold array sizes and track whether
15838 they are constant expressions and whether they are integer
15839 constant expressions.
15840 (parser_xref_tag): Set expr and expr_const_operands fields in
15842 (grokfield): Update call to grokdeclarator.
15843 (start_function): Update call to grokdeclarator.
15844 (build_null_declspecs): Set expr and expr_const_operands fields in
15846 (declspecs_add_type): Handle expressions in typeof specifiers.
15847 * c-parser.c (c_parser_declspecs): Set expr and
15848 expr_const_operands fields for declaration specifiers.
15849 (c_parser_enum_specifier): Likewise.
15850 (c_parser_struct_or_union_specifier): Likewise.
15851 (c_parser_typeof_specifier): Likewise. Update call to
15852 groktypename. Fold expression as needed. Return expressions with
15853 type instead of adding statements.
15854 (c_parser_attributes): Update calls to c_parser_expr_list.
15855 (c_parser_statement_after_labels): Fold expression before passing
15856 to objc_build_throw_stmt.
15857 (c_parser_condition): Fold expression.
15858 (c_parser_asm_operands): Fold expression.
15859 (c_parser_conditional_expression): Use c_save_expr. Update call
15860 to build_conditional_expr.
15861 (c_parser_alignof_expression): Update call to groktypename.
15862 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
15863 original_code. Fold expression argument of va_arg. Create
15864 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
15865 argument to va_arg. Update calls to groktypename. Fold array
15866 index for offsetof. Verify that first argument to
15867 __builtin_choose_expr has integer type.
15868 (c_parser_postfix_expression_after_paren_type): Update calls to
15869 groktypename and build_compound_literal. Handle expressions with
15870 side effects in type name.
15871 (c_parser_postfix_expression_after_primary): Update call to
15872 c_parser_expr_list. Set original_code for calls to
15873 __builtin_constant_p.
15874 (c_parser_expr_list): Take extra parameter fold_p. Fold
15875 expressions if requested.
15876 (c_parser_objc_type_name): Update call to groktypename.
15877 (c_parser_objc_synchronized_statement): Fold expression.
15878 (c_parser_objc_receiver): Fold expression.
15879 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
15880 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
15881 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
15882 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
15883 (struct c_typespec): Add elements expr and expr_const_operands.
15884 (struct c_declspecs): Add elements expr and expr_const_operands.
15885 (groktypename, build_conditional_expr, build_compound_literal):
15887 (in_late_binary_op): Declare.
15888 * c-typeck.c (note_integer_operands): New function.
15889 (in_late_binary_op): New variable.
15890 (decl_constant_value_for_broken_optimization): Move to c-common.c
15891 and rename to decl_constant_value_for_optimization.
15892 (default_function_array_conversion): Do not strip nops.
15893 (default_conversion): Do not call
15894 decl_constant_value_for_broken_optimization.
15895 (build_array_ref): Do not fold result.
15896 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
15897 result when operand is a VLA.
15898 (c_expr_sizeof_type): Update call to groktypename. Handle
15899 expressions included in type name. Use C_MAYBE_CONST_EXPR for
15900 result when operand names a VLA type.
15901 (build_function_call): Update call to build_compound_literal.
15902 Only fold result for calls to __builtin_* functions. Strip
15903 NOP_EXPR from INTEGER_CST returned from such functions. Fold
15904 the function designator.
15905 (convert_arguments): Fold arguments. Update call to
15906 convert_for_assignment.
15907 (build_unary_op): Handle increment and decrement of
15908 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
15909 decrement earlier. Fold operand of increment and decrement.
15910 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
15911 built for integer operand. Wrap returns that are INTEGER_CSTs
15912 without being integer constant expressions or that have integer
15913 constant operands without being INTEGER_CSTs.
15914 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
15915 (build_conditional_expr): Add operand ifexp_bcp. Track whether
15916 result is an integer constant expression or can be used in
15917 unevaluated parts of one and avoid folding and wrap as
15918 appropriate. Fold operands before possibly doing -Wsign-compare
15920 (build_compound_expr): Wrap result for C99 if operands can be used
15921 in integer constant expressions.
15922 (build_c_cast): Update call to digest_init. Do not ignore
15923 overflow from casting floating-point constants to integers. Wrap
15924 results that could be confused with integer constant expressions,
15925 null pointer constants or floating-point constants.
15926 (c_cast_expr): Update call to groktypename. Handle expressions
15927 included in type name.
15928 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
15929 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
15930 Update calls to convert_for_assignment.
15931 (convert_for_assignment): Take new parameter
15932 null_pointer_constant. Do not strip nops or call
15933 decl_constant_value_for_broken_optimization. Set
15934 in_late_binary_op for conversions to boolean.
15935 (store_init_value): Update call to digest_init.
15936 (digest_init): Take new parameter null_pointer_constant. Do not
15937 call decl_constant_value_for_broken_optimization. pedwarn for
15938 initializers not constant expressions. Update calls to
15939 convert_for_assignment.
15940 (constructor_nonconst): New.
15941 (struct constructor_stack): Add nonconst element.
15942 (really_start_incremental_init, push_init_level, pop_init_level):
15943 Handle constructor_nonconst and nonconst element.
15944 (set_init_index): Call constant_expression_warning for array
15946 (output_init_element): Fold value. Set constructor_nonconst as
15947 applicable. pedwarn for initializers not constant expressions.
15948 Update call to digest_init. Call constant_expression_warning
15949 where constant initializers are required.
15950 (process_init_element): Use c_save_expr.
15951 (c_finish_goto_ptr): Fold expression.
15952 (c_finish_return): Fold return value. Update call to
15953 convert_for_assignment.
15954 (c_start_case): Fold switch expression.
15955 (c_process_expr_stmt): Fold expression.
15956 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
15957 ensure statement expression is not evaluated in constant expression.
15958 (build_binary_op): Track whether results are integer constant
15959 expressions or may occur in such, disable folding and wrap results
15960 as applicable. Fold operands for -Wsign-compare warnings unless
15962 (c_objc_common_truthvalue_conversion): Handle results folded to
15963 integer constants that are not integer constant expressions.
15964 * doc/extend.texi: Document when typeof operands are evaluated,
15965 that condition of __builtin_choose_expr is an integer constant
15966 expression, and more about use of __builtin_constant_p in
15969 2009-03-29 Richard Guenther <rguenther@suse.de>
15971 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
15972 propagate addresses of array references.
15974 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
15976 * regmove.c (perhaps_ends_bb_p): Remove.
15977 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
15978 from INSN and check that the main loop stays within that basic block.
15979 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
15980 (regmove_forward_pass): Split out from regmove_optimize. Use
15981 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
15982 (regmove_backward_pass): Split out from regmove_optimize. Use
15983 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
15984 (regmove_optimize): Simplify.
15986 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
15989 * config/i386/i386.c (classify_argument): Ignore flexible array
15990 member in struct and warn ABI change.
15992 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
15994 * config/i386/i386-protos.h (ix86_agi_dependent): New.
15996 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
15997 (ix86_adjust_cost): Updated.
15999 2009-03-29 Jan Hubicka <jh@suse.cz>
16001 PR middle-end/28850
16002 * tree-pass.h (pass_cleanup_eh): New function.
16003 (remove_unreachable_regions): Break code handling RTL
16004 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
16005 that can not be reached by runtime.
16006 (can_be_reached_by_runtime): New function.
16007 (label_to_region_map): New function.
16008 (num_eh_regions): New function.
16009 (rtl_remove_unreachable_regions): New function.
16010 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
16011 (remove_eh_region): New function.
16012 * except.h: Include sbitmap and vecprim.
16013 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
16014 num_eh_regions): Declare.
16015 * passes.c (init_optimization_passes): Schedule cleanup_eh.
16016 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
16017 * tree-eh.c (tree_remove_unreachable_handlers): New function.
16018 (tree_empty_eh_handler_p): New function.
16019 (cleanup_empty_eh): New function.
16020 (cleanup_eh): New function.
16021 (pass_cleanup_eh): New function.
16023 2009-03-29 Jan Hubicka <jh@suse.cz>
16025 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
16026 for removed regions.
16028 2009-03-29 Jan Hubicka <jh@suse.cz>
16030 * except.c (dump_eh_tree): Dump all datastructures.
16032 2009-03-29 Jan Hubicka <jh@suse.cz>
16034 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
16035 (duplicate_eh_regions_1): Likewise.
16036 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
16037 vector; call EH verification.
16038 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
16039 Be ready for region being removed.
16041 2009-03-29 Jan Hubicka <jh@suse.cz>
16043 * bitmap.c (bitmap_last_set_bit): New function.
16044 * bitmap.h (bitmap_last_set_bit): Declare.
16046 2009-03-29 David Ayers <ayers@fsfe.org>
16049 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
16050 by calling objc_compare_types and surpress warnings about
16051 incompatible C pointers that are compatible ObjC pointers.
16053 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
16055 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
16056 call initialize_inline_failed.
16057 (initialize_inline_failed): Move it from here ...
16058 * cgraph.c (initialize_inline_failed): ... to here.
16059 (cgraph_create_edge): Call initialize_inline_failed rather than
16060 setting inline_failed directly.
16062 2009-03-29 Ben Elliston <bje@au.ibm.com>
16065 * sysv4.opt (msdata): Improve comment.
16066 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
16067 * sysv4.h (SVR4_ASM_SPEC): Likewise.
16069 2009-03-29 Ben Elliston <bje@au.ibm.com>
16072 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
16073 load and store attributes.
16075 2009-03-29 Ben Elliston <bje@au.ibm.com>
16077 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
16078 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
16079 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
16080 * doc/extend.texi (X86 Built-in Functions): Add index entries for
16081 __builtin_infq and __builtin_huge_valq.
16083 2009-03-28 Anatoly Sokolov <aesok@post.ru>
16085 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
16087 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16088 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
16090 2009-03-28 Xinliang David Li <davidxl@google.com>
16092 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
16093 (do_dbg_cnt): New function.
16095 2009-03-28 Jan Hubicka <jh@suse.cz>
16097 Merge from pretty-ipa:
16099 2009-03-27 Jan Hubicka <jh@suse.cz>
16101 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
16102 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
16103 * passes.c (function_called_by_processed_nodes_p): New.
16104 * ipa-pure-const.c (check_call): Fix handling of operands.
16105 (analyze_function): Dump debug output for skipped bodies.
16106 (local_pure_const): Use function_called_by_processed_nodes_p.
16107 * dwarf2out.c (reference_to_unused): Use output.
16108 * passes.c (do_per_function_toporder): Likewise.
16110 2008-11-12 Jan Hubicka <jh@suse.cz>
16112 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
16113 * ipa-pure-const.c (funct_state_d): Add can throw field; make
16114 state_set_in_source enum
16115 (check_decl): Ignore memory tags; do not set fake looping flags;
16117 (check_operand, check_tree, check_rhs_var, check_lhs_var,
16118 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
16119 (check_call, analyze_function): Rewrite.
16121 (add_new_function): Update call of analyze_function.
16122 (generate_summary): Add call of analyze_function.
16123 (propagate): Propagate can_throw; handle state_set_in_source correctly.
16124 (local_pure_const): New function.
16125 (pass_local_pure_const): New pass.
16126 * ipa-inline.c (inline_transform): Set after_inlining.
16127 * tree-eh.c (stmt_can_throw_external): New.
16128 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
16129 work with aliasing built.
16130 * tree-flow.h (stmt_can_throw_external): New.
16131 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
16132 and local pure/const pass in early and late optimization queue.
16134 2009-03-28 Martin Jambor <mjambor@suse.cz>
16136 * fold-const.c (get_pointer_modulus_and_residue): New parameter
16138 (fold_binary): Allow function decl aligment consideration is the
16139 second argument is integer constant one.
16140 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
16141 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
16142 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
16144 2009-03-28 Jan Hubicka <jh@suse.cz>
16146 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
16147 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
16148 * function.h (rtl_data): Add nothrow flag.
16149 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
16150 set DECL_NOTHROW for AVAILABLE functions.
16152 2009-03-28 Jakub Jelinek <jakub@redhat.com>
16154 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
16155 following vector keyword has expansion starting with pixel or bool
16156 keyword, expand vector to __vector and pixel or bool to __pixel or
16160 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
16161 warn_if_disallowed_function_p): Removed.
16162 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
16163 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
16164 warning_if_disallowed_function_p.
16165 * flags.h (warn_if_disallowed_function_p,
16166 warn_disallowed_functions): Removed.
16167 * common.opt (Wdisallowed-function-list=): Removed.
16168 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
16170 2009-03-28 Richard Guenther <rguenther@suse.de>
16172 PR tree-optimization/38723
16173 * tree-ssa-pre.c (compute_avail): Add all default definitions to
16176 2009-03-28 Jan Hubicka <jh@suse.cz>
16178 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
16179 test introduced by my previous patch.
16181 2009-03-28 Richard Guenther <rguenther@suse.de>
16183 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
16184 the PHIs value undefined.
16186 2009-03-28 Jan Hubicka <jh@suse.cz>
16188 * tree-pass.h (pass_fixup_cfg): New pass.
16189 * ipa-inline.c (inline_transform): Set
16190 always_inline_functions_inlined/after_inlining.
16191 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
16192 (pass_fixup_cfg): New pass.
16193 * passes.c (init_optimization_passes): Add fixup_cfg.
16195 2009-03-28 Richard Guenther <rguenther@suse.de>
16197 PR tree-optimization/38458
16198 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
16199 argument use the arguments copy-of value.
16201 2009-03-28 Richard Guenther <rguenther@suse.de>
16203 PR tree-optimization/38180
16204 * tree-ssa-ccp.c (get_default_value): Simplify.
16205 (likely_value): Likewise.
16206 (surely_varying_stmt_p): Properly handle VOP case.
16207 (ccp_initialize): Likewise.
16208 (ccp_fold): Handle propagating through *&.
16209 (fold_const_aggregate_ref): Also handle decls.
16211 2009-03-28 Jan Hubicka <jh@suse.cz>
16213 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
16214 * cgraph.h (cgraph_node): Likewise.
16215 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
16216 (cgraph_reset_node): Use process flag.
16217 (cgraph_mark_functions_to_output): Likewise.
16218 (cgraph_expand_function): Likewise.
16219 (cgraph_expand_all_functions): Likewise.
16220 (cgraph_output_in_order): Likewise.
16221 * dwarf2out.c (reference_to_unused): Likewise.
16222 * passes.c do_per_function_toporder): Likewise.
16224 2009-03-28 Jan Hubicka <jh@suse.cz>
16226 Bring from lto-branch:
16228 2008-09-03 Doug Kwan <dougkwan@google.com>
16230 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
16231 enums instead of reason strings.
16232 * cgraph.c (cgraph_create_edge): Same.
16233 (cgraph_inline_failed_string): New function.
16234 * cgraph.h (cgraph_inline_failed_t): New enum type.
16235 (cgraph_inline_failed_string): New prototype.
16236 (struct cgraph_edge): Change type of INLINED_FAILED from constant
16237 char pointer to cgraph_inline_failed_t.
16238 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
16239 (cgraph_default_inline_p): Ditto.
16240 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
16241 to cgraph_inline_failed_t pointer.
16242 * cif-code.def: New file.
16243 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
16245 (cgraph_check_inline_limits): Change type of REASON to pointer to
16246 cgraph_inline_failed_t. Replace reason strings with enums.
16247 (cgraph_default_inline_p): Ditto.
16248 (cgraph_recursive_inlining_p): Ditto.
16249 (update_caller_keys): Change type of FAILED_REASON to
16250 cgraph_inline_failed_t.
16251 (cgraph_set_inline_failed): Change type of REASON to pointer to
16252 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
16253 convert enums to strings for text output.
16254 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
16255 to be of type cgraph_inline_failed_t. Replace reason strings with
16256 enums. Call cgraph_inline_failed_string to covert enums
16257 to strings for text output.
16258 (cgraph_decide_inlining): Replace reason strings with enums.
16259 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
16260 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
16262 * tree-inline.c (expand_call_inline): Change type of REASON
16263 to cgraph_inline_failed_t. Replace reason strings with enums.
16264 Call cgraph_inline_failed_string for text output.
16265 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
16268 2009-03-28 Jan Hubicka <jh@suse.cz>
16270 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
16271 cgraph_clone_node): Remove master clone handling.
16272 (cgraph_is_master_clone, cgraph_master_clone): Remove.
16273 * cgraph.h (master_clone): Remove.
16274 (cgraph_is_master_clone, cgraph_master_clone): Remove.
16275 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
16276 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
16278 2009-03-28 Jan Hubicka <jh@suse.cz>
16280 * cgraph.c (cgraph_function_body_availability): Functions declared
16281 inline are always safe to assume that it is not going to be replaced.
16283 2009-03-28 Richard Guenther <rguenther@suse.de>
16285 PR tree-optimization/38513
16286 * tree-ssa-pre.c (eliminate): Remove redundant stores.
16287 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
16288 EXC_PTR_EXPR and FILTER_EXPR.
16289 (get_ref_from_reference_ops): Likewise.
16291 2009-03-28 Richard Guenther <rguenther@suse.de>
16293 PR tree-optimization/38968
16294 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
16295 Use FLOOR_MOD_EXPR to compute misalignment.
16297 2009-03-28 Richard Guenther <rguenther@suse.de>
16299 PR tree-optimization/37795
16300 * tree.h (combine_comparisons): Declare.
16301 * fold-const.c (combine_comparisons): Export.
16302 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
16304 (ifcombine_iforif): Use combine_comparisons.
16306 2009-03-28 Jan Hubicka <jh@suse.cz>
16308 * tree-eh.c (inlinable_call_p): New function.
16309 (make_eh_edges): Use it.
16310 (verify_eh_edges): Use it.
16311 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
16312 * except.c (reachable_next_level): Add inlinable_function argument
16313 (sjlj_find_directly_reachable_regions): Update.
16314 (add_reachable_handler): Do not set saw_any_handlers.
16315 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
16316 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
16317 Add new inlinable call parameter.
16318 (can_throw_internal, can_throw_external): Update.
16319 * except.h (can_throw_internal_1, can_throw_external_1,
16320 foreach_reachable_handler): Update declaration.
16322 2009-03-28 Joseph Myers <joseph@codesourcery.com>
16324 * config/arm/t-arm-coff, config/h8300/coff.h,
16325 config/i386/i386-aout.h, config/i386/i386-coff.h,
16326 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
16327 config/pdp11/2bsd.h, config/rs6000/aix41.h,
16328 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
16329 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
16330 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
16331 sys-types.h: Remove.
16332 * Makefile.in: Remove protoize and fixproto support and references
16334 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
16335 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
16337 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
16338 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
16339 unprotoize$(exeext).
16340 (rest.encap): Don't depend on $(STMP_FIXPROTO)
16341 (.PHONY): Don't depend on proto.
16342 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
16343 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
16344 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
16345 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
16346 build/gen-protos.o, build/scan.o, xsys-protos.h,
16347 build/fix-header$(build_exeext), build/fix-header.o,
16348 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
16349 stmp-install-fixproto): Remove.
16350 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
16351 SYSCALLS.c or fixproto files.
16352 (install-common): Don't install protoize.
16353 (install-headers-tar, install-headers-cpio, install-headers-cp):
16354 Don't depend on $(STMP_FIXPROTO).
16355 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
16356 install fixproto files or write out fixproto settings.
16357 (uninstall): Don't uninstall protoize.
16358 * config.gcc (use_fixproto): Remove.
16359 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
16360 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
16361 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
16362 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
16363 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
16364 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
16365 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
16366 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
16367 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
16368 * config/t-vxworks (STMP_FIXPROTO): Remove.
16369 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
16370 STMP_FIXPROTO): Remove.
16371 * config.in, configure: Regenerate.
16372 * crtstuff.c (gid_t, uid_t): Don't undefine.
16373 * doc/install.texi: Change m68k-coff to m68k-elf in example.
16374 (arm-*-coff, arm-*-aout: Remove target entries.
16375 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
16376 Remove mention of AIX 4.1.
16377 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
16378 * doc/invoke.texi (Running Protoize): Remove.
16379 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
16380 (Protoize Caveats): Remove.
16381 * tsystem.h: Update comments on headers assumed to exist.
16383 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
16385 * genautomata.c: Add a new year to the copyright. Add a new
16387 (struct insn_reserv_decl): Add comments for member bypass_list.
16388 (find_bypass): Remove.
16389 (insert_bypass): New.
16390 (process_decls): Use insert_bypass.
16391 (output_internal_insn_latency_func): Output all bypasses with the
16392 same input insn in one switch case.
16394 * rtl.def (define_bypass): Describe bypass choice.
16395 * doc/md.texi (define_bypass): Ditto.
16397 2009-03-27 Richard Guenther <rguenther@suse.de>
16399 * gimplify.c (mark_addressable): Export.
16400 * tree-flow.h (mark_addressable): Declare.
16401 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
16402 * tree-ssa.c (verify_phi_args): Verify that address taken
16403 variables have TREE_ADDRESSABLE set.
16405 2009-03-27 Richard Guenther <rguenther@suse.de>
16407 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
16408 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
16409 Do not mark decls TREE_ADDRESSABLE.
16410 (build_fold_addr_expr): Adjust.
16411 (fold_addr_expr): Remove.
16412 (fold_unary): Use build_fold_addr_expr.
16413 (fold_comparison): Likewise.
16414 (split_address_to_core_and_offset): Likewise.
16415 * coverage.c (tree_coverage_counter_addr): Mark the array decl
16417 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
16418 (gimplify_modify_expr_to_memcpy): Mark source and destination
16420 * omp-low.c (create_omp_child_function): Mark the object decl
16422 (lower_rec_input_clauses): Mark the var we take the address of
16424 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
16426 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16428 PR middle-end/39315
16429 * cfgexpand.c (expand_one_stack_var_at): Change alignment
16430 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
16432 2009-03-27 Richard Guenther <rguenther@suse.de>
16434 PR tree-optimization/39120
16435 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
16437 (handle_lhs_call): Process return constraints. Add escape
16438 constraints if necessary.
16439 (handle_const_call): Fill out return constraints. Make nested
16440 case more precise. Avoid consttmp if possible.
16441 (handle_pure_call): Fill out return constraints. Avoid
16442 callused if possible.
16443 (find_func_aliases): Simplify call handling.
16445 2009-03-27 Richard Guenther <rguenther@suse.de>
16447 PR tree-optimization/39120
16448 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
16449 as a representative.
16450 (solve_graph): Do propagate CALLUSED.
16451 (handle_pure_call): Use a scalar constraint from CALLUSED for
16453 (find_what_p_points_to): CALLUSED shall not appear in poins-to
16456 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16459 * c-common.c (handle_aligned_attribute): Properly check alignment
16460 overflow. Use (1U << i) instead of (1 << i).
16462 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
16464 * expr.h (get_mem_align_offset): Updated.
16466 * tree.h (tree_decl_common): Change align to "unsigned int" and
16467 move it before pointer_alias_set.
16469 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16470 Jakub Jelinek <jakub@redhat.com>
16473 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
16474 gr_register_operand with gr_reg_or_0_operand.
16475 (cmpxchg_rel_di): Likewise.
16476 (sync_lock_test_and_set<mode>): Likewise.
16478 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16480 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
16481 (true_regnum): Likewise.
16483 * rtlanal.c (subreg_info): Moved to ...
16484 * rtl.h (subreg_info): Here. New.
16485 (subreg_get_info): New.
16487 * rtlanal.c (subreg_get_info): Make it extern.
16489 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16492 * config/i386/i386.c (ix86_abi): New.
16493 (override_options): Handle -mabi=.
16494 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
16495 (ix86_call_abi_override): Likewise.
16496 (init_cumulative_args): Likewise.
16497 (function_arg_advance): Likewise.
16498 (function_arg_64): Likewise.
16499 (function_arg): Likewise.
16500 (ix86_pass_by_reference): Likewise.
16501 (ix86_function_value_regno_p): Likewise.
16502 (ix86_build_builtin_va_list_abi): Likewise.
16503 (setup_incoming_varargs_64): Likewise.
16504 (is_va_list_char_pointer): Likewise.
16505 (ix86_init_machine_status): Likewise.
16506 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
16507 (ix86_function_type_abi): Return enum calling_abi. Rewrite
16508 for 64bit. Replace DEFAULT_ABI with ix86_abi.
16509 (ix86_function_abi): Make it static and return enum calling_abi.
16510 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
16512 (ix86_fn_abi_va_list): Updated.
16514 * config/i386/i386.h (ix86_abi): New.
16515 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
16516 (CONDITIONAL_REGISTER_USAGE): Likewise.
16517 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
16518 (machine_function): Likewise.
16520 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
16522 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
16523 (STACK_BOUNDARY): Likewise.
16524 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
16526 * config/i386/i386.opt (mabi=): New.
16528 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
16529 return enum calling_abi.
16530 (ix86_function_type_abi): Likewise.
16531 (ix86_function_abi): Removed.
16533 * doc/invoke.texi: Document -mabi= option for x86.
16535 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16537 * builtins.c (real_dconstp): Delete.
16538 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
16540 2009-03-27 Dodji Seketeli <dodji@redhat.com>
16541 Jakub Jelinek <jakub@redhat.com>
16544 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
16545 (gen_subprogram_die): When a function is explicit, generate the
16546 DW_AT_explicit attribute.
16547 * langhooks.h (struct lang_hooks_for_decls): Add
16548 function_decl_explicit_p langhook.
16549 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
16550 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
16552 2009-03-27 Jakub Jelinek <jakub@redhat.com>
16554 * builtins.c (fold_builtin_memory_op): Optimize memmove
16555 into memcpy if we can prove source and destination don't overlap.
16557 * tree-inline.c: Include gt-tree-inline.h.
16558 (clone_fn_id_num): New variable.
16559 (clone_function_name): New function.
16560 (tree_function_versioning): Use it.
16561 * Makefile.in (GTFILES): Add tree-inline.c.
16563 2009-03-27 Mark Mitchell <mark@codesourcery.com>
16565 * BASE-VER: Change to 4.5.0.
16567 2009-03-27 Xinliang David Li <davidxl@google.com>
16569 PR tree-optimization/39557
16570 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
16572 2009-03-27 Xinliang David Li <davidxl@google.com>
16574 PR tree-optimization/39548
16575 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
16578 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16580 * c-common.c (pointer_int_sum): Use %wd on return from
16583 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
16585 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
16586 on return from tree_low_cst.
16588 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
16591 * ginclude/stdarg.h (va_copy): Define also for
16592 __GXX_EXPERIMENTAL_CXX0X__.
16594 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16597 * builtins.h (c_strlen): Do not warn here.
16598 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
16599 * c-common.c (pointer_int_sum): Take an explicit location.
16600 Warn about offsets out of bounds.
16601 * c-common.h (pointer_int_sum): Adjust declaration.
16603 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16605 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
16608 2009-03-26 Jakub Jelinek <jakub@redhat.com>
16611 * opts.c (warn_if_disallowed_function_p): Don't assume
16612 get_callee_fndecl must return non-NULL.
16614 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
16616 PR rtl-optimization/39522
16617 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
16618 when reg_reloaded_valid is set.
16620 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16622 * config/spu/divv2df3.c: New file.
16623 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
16624 (DPBIT_FUNCS): Filter out _div_df.
16626 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
16628 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
16629 a jump insn, count that jump in the distance to the loop start.
16631 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
16634 * config/sh/sh.c (calc_live_regs): Fix condition for global
16635 registers except PIC_OFFSET_TABLE_REGNUM.
16637 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
16640 * doc/invoke.texi (-mconsole): New.
16642 (-mno-cygwin): New.
16644 (-mnop-fun-dllimport): New.
16648 (sub section "i386 and x86-64 Windows Options"): New.
16650 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
16652 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
16653 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
16655 2009-03-25 Richard Guenther <rguenther@suse.de>
16657 PR middle-end/39497
16658 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
16661 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
16663 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
16664 neither of haifa/selective schedulers are working.
16666 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16668 * doc/invoke.texi (Debugging Options): Fix description of
16669 -fno-merge-debug-strings.
16671 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
16673 * config/cris/libgcc.ver: New version-script.
16674 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
16676 * configure.ac <GAS features, nop mnemonic>: Add pattern
16677 crisv32-*-* for "nop".
16678 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
16679 * configure: Regenerate.
16681 2009-03-24 Ira Rosen <irar@il.ibm.com>
16683 PR tree-optimization/39529
16684 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
16685 mark_sym_for_renaming for the tag copied to the new vector
16688 2009-03-24 Arthur Loiret <aloiret@debian.org>
16690 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
16691 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
16692 EXTRA_SPEC_FUNCTIONS.
16693 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
16694 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
16695 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
16696 -march and -mtune options.
16698 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
16700 * config/m68k/t-rtems: Add m5329 multilib.
16702 2009-03-24 Dodji Seketeli <dodji@redhat.com>
16703 Jakub Jelinek <jakub@redhat.com>
16706 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
16709 2009-03-23 Jakub Jelinek <jakub@redhat.com>
16712 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
16713 instead of c_parser_expression_conv, if original_code isn't one of the
16714 4 allowed comparison codes, fail.
16716 2009-03-23 Richard Guenther <rguenther@suse.de>
16718 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
16719 * tree.h (struct tree_type): Likewise.
16720 * reload.h (struct insn_chain): Likewise.
16721 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
16722 * function.h (struct function): Likewise.
16723 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
16725 2009-03-23 Jakub Jelinek <jakub@redhat.com>
16727 PR tree-optimization/39516
16728 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
16730 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
16732 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
16733 should be set true if BITS_PER_WORD of target is bigger than 32
16735 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
16737 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
16738 Translate -B-options to -rpath-link. Correct existing
16739 rpath-link and conditionalize on !nostdlib.
16741 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16743 * doc/extend.texi (Function Attributes, Variable Attributes):
16745 * doc/invoke.texi (Debugging Options, Optimize Options)
16746 (i386 and x86-64 Options, MCore Options): Likewise.
16748 2009-03-20 Jakub Jelinek <jakub@redhat.com>
16751 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
16752 it for block local namespace aliases.
16753 (gen_decl_die): Pass context_die to gen_namespace_die.
16755 2009-03-19 Jakub Jelinek <jakub@redhat.com>
16758 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
16759 minimum or maximum value.
16761 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
16763 * reginfo.c (globalize_reg): Recompute derived reg sets.
16765 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
16768 * libgcc2.c (mprotect): Do not use signed arguments for
16769 VirtualProtect, use DWORD arguments. Also fix the 'may
16770 be used uninitialized' warning for the np variable.
16772 2009-03-19 Jakub Jelinek <jakub@redhat.com>
16775 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
16776 functions using regparm calling conventions when not optimizing.
16777 (ix86_function_sseregparm): Similarly for sseregparm calling
16780 2009-03-19 Li Feng <nemokingdom@gmail.com>
16782 PR middle-end/39500
16783 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
16784 dependence if the first conflict is after niter iterations.
16786 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
16788 PR middle-end/38609
16789 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
16790 functions with dynamic stack-pointer adjustments.
16792 2009-03-19 Ben Elliston <bje@au.ibm.com>
16794 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
16795 option; change to -msdata=data.
16797 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16799 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
16802 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
16805 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
16807 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
16809 * doc/invoke.texi (Code Gen Options): Expand discussion of
16812 2009-03-18 Jakub Jelinek <jakub@redhat.com>
16814 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
16815 * matrix-reorg.c (struct matrix_info): Likewise.
16816 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
16817 * rtl.h (struct mem_attrs): Likewise.
16818 * df.h (struct df): Likewise.
16819 * tree-data-ref.h (struct data_dependence_relation): Likewise.
16820 * ira-int.h (struct ira_allocno): Likewise.
16821 * df-scan.c (struct df_collection_rec): Likewise.
16822 * ira.c (struct equivalence): Likewise.
16823 * function.c (struct temp_slot): Likewise.
16824 * cfgloop.h (struct loop): Likewise.
16827 * function.c (use_register_for_decl): When not optimizing, disregard
16828 register keyword for variables with types containing methods.
16830 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
16832 PR middle-end/39447
16833 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
16834 (is_simple_operand): Call contains_component_ref_p before calling data
16835 reference analysis that would fail on COMPONENT_REFs.
16837 * tree-vrp.c (search_for_addr_array): Fix formatting.
16839 2009-03-18 Richard Guenther <rguenther@suse.de>
16841 * tree-vect-transform.c (vect_loop_versioning): Fold the
16842 generated comparisons.
16843 * tree-vectorizer.c (set_prologue_iterations): Likewise.
16844 (slpeel_tree_peel_loop_to_edge): Likewise.
16846 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16848 PR middle-end/37805
16849 * opts.c (print_specific_help): In addition to `undocumented',
16850 accept `separate' and `joined' flags if passed alone. Describe
16851 output by the first matched one of those.
16852 (common_handle_option): Skip over empty strings.
16853 * gcc.c (display_help): Fix help string for `--help='.
16854 * doc/invoke.texi (Option Summary, Overall Options): With
16855 `--help=', classes and qualifiers can both be repeated, but
16856 only the latter can be negated. One should not pass only
16857 negated qualifiers. Fix markup and examples.
16860 2008-10-14 Jakub Jelinek <jakub@redhat.com>
16861 PR middle-end/37805
16862 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
16863 and -fhelp=separate.
16865 2009-03-17 Jing Yu <jingyu@google.com>
16867 PR middle-end/39378
16868 * function.h (struct rtl_data): Move is_thunk from here...
16869 (struct function): ...to here.
16870 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
16871 * varasm.c (assemble_start_function): Change is_thunk from crtl to
16873 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
16875 (alpha_does_function_need_gp, alpha_start_function): Likewise.
16876 (alpha_output_function_end_prologue): Likewise.
16877 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
16878 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
16879 (rs6000_output_function_epilogue): Likewise.
16880 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
16882 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
16885 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
16886 from different units in a single alternative.
16887 (*truncdfsf_i387): Ditto.
16888 (*truncxfsf2_mixed): Ditto.
16889 (*truncxfdf2_mixed): Ditto.
16891 2009-03-17 Jakub Jelinek <jakub@redhat.com>
16893 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
16894 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
16897 * tree-ssa-live.c (remove_unused_locals): Don't remove local
16898 unused non-artificial variables when not optimizing.
16901 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
16902 DW_TAG_imported_module even if decl is IMPORTED_DECL with
16903 NAMESPACE_DECL in its DECL_INITIAL.
16905 PR middle-end/39443
16906 * optabs.c (set_user_assembler_libfunc): New function.
16907 * expr.h (set_user_assembler_libfunc): New prototype.
16908 * c-common.c: Include libfuncs.h.
16909 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
16910 for memcmp, memset, memcpy, memmove and abort.
16911 * Makefile.in (c-common.o): Depend on libfuncs.h.
16914 * dwarf2out.c (gen_inlined_enumeration_type_die,
16915 gen_inlined_structure_type_die, gen_inlined_union_type_die,
16916 gen_tagged_type_instantiation_die): Removed.
16917 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
16920 2009-03-17 Janis Johnson <janis187@us.ibm.com>
16923 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
16925 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
16926 (check-parallel-%): Ditto.
16927 (check-consistency): Ditto.
16929 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
16931 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
16932 local variable rhs by NULL_TREE.
16934 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16937 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
16939 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16942 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
16944 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
16947 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
16948 for ms->sysv ABI calls only in 64bit mode.
16950 * config/i386/i386.md (untyped_call): Support 32bit.
16952 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
16954 * doc/extend.texi: Replace x86_65 with x86_64.
16956 2009-03-16 Jakub Jelinek <jakub@redhat.com>
16958 PR tree-optimization/39455
16959 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
16960 mismatches for POINTER_TYPE_P (type).
16961 (number_of_iterations_le): Likewise.
16963 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
16965 * config/picochip/picochip.c: Removed profiling support.
16966 * config/picochip/picochip.md: Removed profiling instruction.
16967 * config/picochip/picochip.h: Removed profiling builtin.
16969 2009-03-16 Joseph Myers <joseph@codesourcery.com>
16971 * doc/install.texi (--with-host-libstdcxx): Document.
16973 2009-03-14 Anatoly Sokolov <aesok@post.ru>
16976 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
16977 generate a warning if the function name does not begin with
16978 "__vector" and the function has either the 'signal' or 'interrupt'
16979 attribute, from here to ...
16980 (avr_declare_function_name): ...here. New function.
16981 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
16982 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
16984 2009-03-14 Jakub Jelinek <jakub@redhat.com>
16987 * cse.c (fold_rtx): Don't modify original const_arg1 when
16988 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
16989 separate variable instead.
16990 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
16991 from out of range shift counts.
16992 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
16994 2009-03-13 Catherine Moore <clm@codesourcery.com>
16996 * config/i386/x-mingw32 (host-mingw32.o): Replace
16997 diagnostic.h with $(DIAGNOSTIC_H).
16999 2009-03-12 Jakub Jelinek <jakub@redhat.com>
17002 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
17004 * config/i386/sync.md (sync_compare_and_swap<mode>,
17005 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
17006 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
17008 (sync_double_compare_and_swapdi_pic,
17009 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
17010 cmpxchg8b_pic_memory_operand instead of just memory_operand.
17012 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
17015 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
17017 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
17020 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
17021 (avx_addsubv4df3): Likewise.
17022 (*avx_addsubv4sf3): Likewise.
17023 (sse3_addsubv4sf3): Likewise.
17025 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
17028 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
17030 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
17033 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
17034 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
17035 registers for allocnos created from user-defined variables.
17037 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17040 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
17041 of non-integer mode as well.
17043 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
17045 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
17046 for functions for which the parameter types are unknown.
17048 2009-03-11 Jakub Jelinek <jakub@redhat.com>
17051 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
17052 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
17053 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
17054 * config/i386/i386.c (ix86_local_alignment): For
17055 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
17056 long long variables on the stack to avoid dynamic realignment.
17057 Allow the first argument to be a decl rather than type.
17058 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
17060 2009-03-11 Nick Clifton <nickc@redhat.com>
17063 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
17065 Add description to mno-lsim option.
17066 * config/mcore/mcore.h: Remove comment about deprecated m4align
17068 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
17069 * doc/invoke.texi: Add description of mno-lsim and
17070 mstack-increment options.
17072 * config/fr30/fr30.opt: Document the -mno-lsim option.
17073 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
17074 and -mno-lsim options.
17076 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17078 * fold-const.c (fold_comparison): Only call fold_inf_compare
17079 if the mode supports infinities.
17081 2009-03-11 Jason Merrill <jason@redhat.com>
17084 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
17085 end already did. Notice GIMPLE_CALL modifications of the result.
17086 Don't copy debug information from an ignored decl or a decl from
17089 2009-03-10 Richard Guenther <rguenther@suse.de>
17090 Nathan Froyd <froydnj@codesourcery.com>
17092 PR middle-end/37850
17093 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
17094 (__divMODE3): Likewise.
17096 2009-03-09 Jakub Jelinek <jakub@redhat.com>
17098 PR tree-optimization/39394
17099 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
17100 DECL_SIZE_UNIT of variable length FIELD_DECLs.
17102 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17104 * recog.c (verfiy_changes): Disallow renaming of hard regs in
17105 inline asms for register asm ("") declarations.
17107 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
17109 * fold-const.c (fold_unary): Fix comment.
17111 2009-03-07 Jan Hubicka <jh@suse.cz>
17114 * tree-inline.c (setup_one_parameter): Do replacement of const
17115 argument by constant in SSA form.
17117 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17119 PR middle-end/38028
17120 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
17121 determine alignment passed to assign_stack_local.
17122 (assign_parms_unsplit_complex): Likewise.
17123 * except.c (sjlj_build_landing_pads): Likewise.
17125 2009-03-06 Jakub Jelinek <jakub@redhat.com>
17127 PR middle-end/39360
17128 * tree-flow.h (add_referenced_var): Return bool instead of void.
17129 * tree-dfa.c (add_referenced_var): Return result of
17130 referenced_var_check_and_insert call.
17131 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
17132 of referenced_var_check_and_insert.
17135 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
17136 (gen_variable_die): Emit DW_AT_location on abstract static variable's
17137 DIE, don't emit it if abstract origin already has it.
17138 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
17139 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
17141 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
17143 * genpreds.c (needs_variable): Fix parentheses at variable name
17145 (write_tm_constrs_h): Indent generated code.
17147 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17149 * doc/extend.texi (Function Attributes): Add documentation
17150 for isr attributes.
17152 2009-03-06 Jakub Jelinek <jakub@redhat.com>
17155 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
17156 take locus from its DECL_SOURCE_LOCATION instead of input_location.
17158 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
17160 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
17163 2009-03-05 Jakub Jelinek <jakub@redhat.com>
17166 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
17167 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
17169 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
17171 * config/i386/i386.md (R8_REG, R9_REG): New constants.
17172 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
17173 constants instead of magic numbers.
17174 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
17176 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
17177 (x86_64_ms_abi_int_parameter_registers): Ditto.
17178 (x86_64_int_return_registers): Ditto.
17179 (ix86_maybe_switch_abi): Ditto.
17180 (ix86_expand_call): Ditto for clobbered_registers array.
17181 (ix86_hard_regno_mode_ok): Ditto.
17182 (x86_extended_QIreg_mentioned_p): Ditto.
17184 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
17186 PR tree-optimization/39349
17187 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
17189 * combine.c (gen_lowpart_for_combine): Use omode when generating
17192 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
17194 PR rtl-optimization/39235
17195 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
17197 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
17199 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
17201 2009-03-04 Richard Guenther <rguenther@suse.de>
17203 PR tree-optimization/39362
17204 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
17205 that occur in abnormal PHIs should be varying.
17207 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
17209 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
17211 (simple_iv): Take loop as an argument instead of statement.
17212 * tree-scalar-evolution.h (simple_iv): Declaration changed.
17213 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
17215 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
17217 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
17218 * matrix-reorg.c (analyze_transpose): Ditto.
17219 * tree-data-ref.c (dr_analyze_innermost): Ditto.
17220 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
17221 * tree-predcom.c (ref_at_iteration): Ditto.
17222 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
17224 2009-03-04 Richard Guenther <rguenther@suse.de>
17226 PR tree-optimization/39358
17227 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
17228 escaped_id and callused_id.
17229 (solve_graph): Likewise.
17231 2009-03-04 Richard Guenther <rguenther@suse.de>
17233 PR tree-optimization/39339
17234 * tree-sra.c (try_instantiate_multiple_fields): Make it
17235 no longer ICE on the above.
17237 2009-03-03 Joseph Myers <joseph@codesourcery.com>
17239 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
17240 that fits within Pmode.
17242 2009-03-03 Steve Ellcey <sje@cup.hp.com>
17244 PR middle-end/10109
17245 * tm.texi (LIBCALL_VALUE): Update description.
17247 2009-03-03 Steve Ellcey <sje@cup.hp.com>
17249 PR middle-end/34443
17250 * doc/extend.texi (section): Update description.
17252 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
17254 PR middle-end/39345
17255 * tree-inline.c (remapped_type): New.
17256 (can_be_nonlocal): Call remapped_type instead of remap_type.
17258 2009-03-03 Jakub Jelinek <jakub@redhat.com>
17261 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
17262 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
17264 2009-03-03 Richard Guenther <rguenther@suse.de>
17266 PR middle-end/39272
17267 * tree.c (tree_nonartificial_location): New function.
17268 * tree.h (tree_nonartificial_location): Declare.
17269 * builtins.c (expand_builtin_memory_chk): Provide location
17270 of the call location for artificial function pieces.
17271 (maybe_emit_chk_warning): Likewise.
17272 (maybe_emit_sprintf_chk_warning): Likewise.
17273 (maybe_emit_free_warning): Likewise.
17274 * expr.c (expand_expr_real_1): Likewise.
17276 2009-03-03 Jakub Jelinek <jakub@redhat.com>
17278 PR tree-optimization/39343
17279 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
17280 COMPONENT_REF t has ARRAY_TYPE.
17282 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
17284 PR middle-end/39335
17285 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
17286 when the type precision of the induction variable should be
17287 larger than the type precision of nit.
17288 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
17289 * graphite.c (graphite_loop_normal_form): Same.
17290 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
17292 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
17294 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
17295 (*call_1_rex64_ms_sysv): Use named constants instead of magic
17296 numbers to describe clobbered registers.
17297 (*call_value_0_rex64_ms_sysv): Ditto.
17298 * config/i386/mmx.md (mmx_emms): Ditto.
17299 (mmx_femms): Ditto.
17301 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
17303 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
17306 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17308 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
17309 (spu_section_type_flags): New function.
17311 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
17313 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
17314 reg_class_contents of FLOAT_REGS into a temporary.
17316 2009-03-02 Richard Guenther <rguenther@suse.de>
17317 Ira Rosen <irar@il.ibm.com>
17319 PR tree-optimization/39318
17320 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
17321 information to the vectorized statement.
17323 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
17325 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
17326 variable. Use defined names instead of magic constants for REX SSE
17329 2009-03-01 Richard Guenther <rguenther@suse.de>
17331 PR tree-optimization/39331
17332 * omp-low.c (lower_send_shared_vars): Do not receive new
17333 values for the reference of DECL_BY_REFERENCE parms or results.
17335 2009-03-01 Jan Hubicka <jh@suse.cz>
17338 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
17339 BLOCK_NONLOCALIZED_VAR): New macros.
17340 (tree_block): Add nonlocalized_vars.
17341 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
17342 gen_decl_die): Add origin argument. Allow generation of die with
17343 origin at hand only.
17344 (gen_member_die, gen_type_die_with_usage, force_decl_die,
17345 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
17347 (gen_block_die): Fix checking for unused blocks.
17348 (process_scope_var): Break out from .... ; work with origins only.
17349 (decls_for_scope) ... here; process nonlocalized list.
17350 (dwarf2out_ignore_block): Look for nonlocalized vars.
17351 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
17353 (dump_scope_block): Dump them.
17354 * tree-inline.c (remap_decls): Handle nonlocalized vars.
17355 (remap_block): Likewise.
17356 (can_be_nonlocal): New predicate.
17357 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
17359 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17361 * configure: Regenerate.
17363 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17365 * optc-gen.awk: No need to duplicate option flags twice.
17366 Reuse help texts for duplicate options which do not have any.
17368 * gcc.c (display_help): Document --version.
17370 * gcc.c (main): If print_help_list and verbose_flag, ensure
17371 driver output comes before subprocess output.
17373 * optc-gen.awk: Assign all remaining fields to help string,
17374 space-separated, for multi-line help in *.opt.
17376 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
17377 -Wno-pedantic-ms-format is for MinGW targets only.
17379 * doc/options.texi (Option file format): Fix bad indentation,
17380 restoring dropped sentence.
17382 2009-02-28 Jan Hubicka <jh@suse.cz>
17384 * tree-inline.c (tree_function_versioning): Output debug info.
17386 2009-02-28 Jan Hubicka <jh@suse.cz>
17389 * tree-inline.c (setup_one_parameter): Do not copy propagate
17390 arguments when not optimizing.
17392 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
17395 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
17396 (avx_addsubv4df3): Likewise.
17397 (*avx_addsubv4sf3): Likewise.
17398 (sse3_addsubv4sf3): Likewise.
17399 (*avx_addsubv2df3): Likewise.
17400 (sse3_addsubv2df3): Likewise.
17401 (avx_unpckhps256): Correct item selectors.
17402 (avx_unpcklps256): Likewise.
17403 (avx_unpckhpd256): Likewise.
17404 (avx_unpcklpd256): Likewise.
17406 2009-02-28 Jan Hubicka <jh@suse.cz>
17408 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
17410 (copy_arguments_for_versioning): If var is declared don't declare it.
17411 (tree_function_versioning): First setup substitutions and then copy
17414 2009-02-27 Jan Hubicka <jh@suse.cz>
17417 * cgraph.h (varpool_output_debug_info): Remove.
17418 * cgraphunit.c (varpool_output_debug_info): Remove.
17419 * dwarf2out.c (deferred_locations_struct): New struct
17420 (deferred_locations): New type.
17421 (deferred_locations_list): New static var.
17422 (deffer_location): New function.
17423 (gen_variable_die): Use it.
17424 (decls_for_scope): Output info on local static vars.
17425 (dwarf2out_finish): Process deferred locations.
17426 * varpool.c (varpool_output_debug_info): Remove.
17428 2009-02-27 Jan Hubicka <jh@suse.cz>
17431 * tree.h (TREE_PROTECTED): Fix comment.
17432 (BLOCK_HANDLER_BLOCK): Remove.
17433 (struct tree_block): Remove handler_block add body_block.
17434 (inlined_function_outer_scope_p): New.
17435 (is_body_block): Remove.
17436 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
17437 * dwarf2out.c (is_inlined_entry_point): Remove.
17438 (add_high_low_attributes): Use inlined_function_outer_scope_p.
17439 (gen_block_die): Use is_inlined_entry_point check. Remove body block
17441 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
17442 * gimplify.c (gimplify_expr): Gimplify body blocks.
17443 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
17444 block with multiple subblocks.
17445 (dump_scope_block): Prettier output; dump more flags and info.
17446 (dump_scope_blocks): New.
17447 (remove_unused_locals): Use dump_scope_blocks.
17448 * tree-flow.h (dump_scope_blocks): Declare.
17449 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
17450 * stmt.c (is_body_block): Remove.
17451 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
17452 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
17454 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
17456 PR middle-end/39308
17457 * graphite.c (graphite_loop_normal_form): Do not call
17458 number_of_iterations_exit from a gcc_assert.
17460 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
17462 * config/s390/s390.c (s390_swap_cmp): Look for conditional
17463 jumps if COND is NULL.
17464 (find_cond_jump): New function.
17465 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
17466 * config/s390/s390.md: Remove z10_cobra attribute value.
17468 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
17470 * config/alpha/alpha.h (alpha_expand_mov): Return false if
17471 force_const_mem returns NULL_RTX.
17473 2009-02-26 Jan Hubicka <jh@suse.cz>
17476 * cgraph.h (varpool_output_debug_info): Remove.
17477 * cgraphunit.c (varpool_output_debug_info): Remove.
17478 * dwarf2out.c (deferred_locations_struct): New struct
17479 (deferred_locations): New type.
17480 (deferred_locations_list): New static var.
17481 (deffer_location): New function.
17482 (gen_variable_die): Use it.
17483 (decls_for_scope): Output info on local static vars.
17484 (dwarf2out_finish): Process deferred locations.
17485 * varpool.c (varpool_output_debug_info): Remove.
17487 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
17489 PR rtl-optimization/39241
17490 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
17491 to subreg_offset_representable_p.
17493 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
17495 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
17496 execute function prototype. Get f and nregs from max_reg_num
17497 and get_insns. Remove the first backward pass as it's dead,
17498 guard the forward pass by flag_expensive_optimizations.
17499 (rest_of_handle_regmove): Delete.
17500 (pass_regmove): Replace it with regmove_optimize.
17502 2009-02-25 Martin Jambor <mjambor@suse.cz>
17504 PR tree-optimization/39259
17505 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
17506 calls_alloca function flags.
17507 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
17508 calls are detected.
17510 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
17512 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
17513 flags_set_1_rtx, flags_set_1_set): Delete.
17514 (regmove_optimize): Do not call mark_flags_life_zones.
17516 2009-02-24 Julian Brown <julian@codesourcery.com>
17519 * config/arm/arm.c (require_pic_register): Only set
17520 cfun->machine->pic_reg once per function.
17522 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
17524 * doc/invoke.texi (Link Options): Document an easier way to pass
17525 options that take arguments to the GNU linker using -Xlinker and -Wl.
17527 2009-02-24 Steve Ellcey <sje@cup.hp.com>
17530 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
17532 2009-02-24 Richard Guenther <rguenther@suse.de>
17535 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
17537 2009-02-24 Richard Guenther <rguenther@suse.de>
17538 Zdenek Dvorak <ook@ucw.cz>
17540 PR tree-optimization/39233
17541 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
17542 from converting them to a generic type.
17544 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
17546 PR tree-optimization/39260
17547 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
17548 contains a condition with a real type.
17549 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
17551 2009-02-23 Jason Merrill <jason@redhat.com>
17554 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
17555 narrowing_initializer_constant_valid_p.
17556 (narrowing_initializer_constant_valid_p): Don't return
17557 null_pointer_node for adding a pointer to itself.
17559 2009-02-23 Jan Hubicka <jh@suse.cz>
17562 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
17565 2009-02-23 Jan Hubicka <jh@suse.cz>
17567 PR tree-optimization/37709
17568 * tree.c (block_ultimate_origin): Move here from dwarf2out.
17569 * tree.h (block_ultimate_origin): Declare.
17570 * dwarf2out.c (block_ultimate_origin): Move to tree.c
17571 * tree-ssa-live.c (remove_unused_scope_block_p):
17572 Eliminate blocks containig no instructions nor live variables nor
17574 (dump_scope_block): New function.
17575 (remove_unused_locals): Enable removal of dead blocks by default;
17576 enable dumping at TDF_DETAILS.
17578 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
17580 * config/i386/i386.c (classify_argument): Don't allow COImode
17582 (function_arg_advance_32): Don't allow OImode.
17583 (function_arg_32): Likewise.
17584 (function_value_32): Likewise.
17585 (return_in_memory_32): Likewise.
17586 (function_arg_64): Remove OImode comment.
17588 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
17591 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
17592 ix86_expand_vector_set for V4DImode in 64bit mode only.
17593 (ix86_expand_vector_init_one_var): Likewise.
17595 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
17597 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
17599 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
17602 * loop-iv.c: Revert last change.
17603 * emit-rtl.c: Likewise.
17605 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
17608 * config/i386/i386.c (type_natural_mode): Remove an extra
17609 space in the warning message.
17610 (function_value_32): Handle 32-byte vector modes.
17611 (return_in_memory_32): Likewise.
17613 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
17615 * loop-iv.c (truncate_value): New function.
17616 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
17618 (lowpart_subreg): Move to...
17619 * emit-rtl.c: ...here.
17621 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
17623 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
17624 accidental and undocumented change at revision 140860.
17626 2009-02-21 Joseph Myers <joseph@codesourcery.com>
17628 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
17629 take gimple_seq * arguments.
17630 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
17631 types_compatible_p langhook.
17633 2009-02-20 Mark Mitchell <mark@codesourcery.com>
17634 Joseph Myers <joseph@codesourcery.com>
17636 * config/arm/arm.c (arm_builtin_va_list): New function.
17637 (arm_expand_builtin_va_start): Likewise.
17638 (arm_gimplify_va_arg_expr): Likewise.
17639 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
17640 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
17641 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
17642 (va_list_type): New variable.
17643 (arm_mangle_type): Mangle va_list_type appropriately.
17645 2009-02-20 Jakub Jelinek <jakub@redhat.com>
17647 PR middle-end/39157
17648 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
17649 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
17650 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
17651 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
17652 parameter to 1000 for -O1 by default.
17653 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
17655 * loop-invariant.c: Include params.h.
17656 (move_loop_invariants): Don't call move_single_loop_invariants on
17659 2009-02-20 Jaka Mocnik <jaka@xlab.si>
17661 * calls.c (emit_library_call_value_1): Use slot_offset instead of
17662 offset when calculating bounds for indexing stack_usage_map. Fixes
17663 a buffer overflow with certain target setups.
17665 2009-02-20 Jakub Jelinek <jakub@redhat.com>
17668 * calls.c (expand_call): Clear try_tail_call if caller and callee
17669 disagree in promotion of function return value.
17671 2009-02-19 Jakub Jelinek <jakub@redhat.com>
17674 * c-common.c (c_determine_visibility): If visibility changed and
17675 DECL_RTL has been already set, call make_decl_rtl to update symbol
17678 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
17681 * varasm.c (assemble_variable): Don't check DECL_NAME when
17682 globalizing a variable.
17684 2009-02-19 Joseph Myers <joseph@codesourcery.com>
17687 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
17688 expression before any __builtin_trap call.
17689 * c-typeck.c (build_function_call): Convert and check function
17690 arguments before generating a call to a trap. Evaluate the
17691 function arguments before the trap.
17693 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
17696 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
17697 (UNSPEC_FXAM_MEM): New unspec.
17698 (fxam<mode>2_i387_with_temp): New insn and split pattern.
17699 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
17700 memory using fxam<mode>2_i387_with_temp to remove excess precision.
17702 2009-02-19 Richard Guenther <rguenther@suse.de>
17704 PR tree-optimization/39207
17705 PR tree-optimization/39074
17706 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
17707 storedanything_tree): New.
17708 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
17709 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
17710 (build_succ_graph): Add edges from STOREDANYTHING to all
17712 (init_base_vars): Initialize STOREDANYTHING.
17713 (compute_points_to_sets): Free substitution info after
17714 building the succ graph.
17715 (ipa_pta_execute): Likewise.
17717 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
17719 (do_ds_constraint): Do not add to special var or non-pointer
17721 (type_could_have_pointers): Split out from ...
17722 (could_have_pointers): ... here. For arrays use the element type.
17723 (create_variable_info_for): Initialize may_have_pointers.
17724 (new_var_info): Likewise.
17725 (handle_lhs_call): Make the HEAP variable unknown-sized.
17726 (intra_create_variable_infos): Use a type with pointers for
17727 PARM_NOALIAS, make it unknown-sized.
17729 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
17732 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
17734 2009-02-18 Jason Merrill <jason@redhat.com>
17737 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
17738 value if DECL_EXTERNAL.
17739 * tree-sra.c (sra_walk_gimple_assign): Likewise.
17740 * target.h (gcc_target::binds_local_p): Clarify "module".
17741 * tree.h (TREE_PUBLIC): Clarify "module".
17743 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
17746 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
17747 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
17749 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
17752 * c.opt (Wabi): Support C and ObjC.
17755 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
17757 * config/i386/i386.c (classify_argument): Warn once about the ABI
17758 change when passing union with long double.
17760 * doc/invoke.texi: Update -Wabi for warning psABI changes.
17762 2009-02-18 Joseph Myers <joseph@codesourcery.com>
17765 * c-parser.c (c_parser_compound_statement): Always enter and leave
17768 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17771 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
17773 2009-02-18 Jakub Jelinek <jakub@redhat.com>
17775 PR tree-optimization/36922
17776 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
17777 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
17780 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17782 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
17785 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17787 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
17789 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
17791 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
17794 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
17795 Richard Sandiford <rdsandiford@googlemail.com>
17797 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
17798 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
17799 (loongson_biadd): ...this.
17801 2009-02-17 Richard Guenther <rguenther@suse.de>
17803 PR tree-optimization/39202
17804 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
17805 a var make sure to follow existing collapses.
17807 2009-02-17 Richard Guenther <rguenther@suse.de>
17809 PR middle-end/39214
17810 * langhooks.c (lhd_print_error_function): Check for NULL block.
17812 2009-02-17 Richard Guenther <rguenther@suse.de>
17814 PR tree-optimization/39204
17815 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
17818 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
17820 * config/soft-fp/double.h: Update from glibc CVS.
17822 2009-02-17 Richard Guenther <rguenther@suse.de>
17824 PR tree-optimization/39207
17825 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
17826 strict-aliasing warnings for pointers pointing to NULL.
17828 2009-02-16 Joseph Myers <joseph@codesourcery.com>
17831 * c-parser.c (c_parser_braced_init): Call pop_init_level when
17832 skipping until next close brace.
17834 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
17837 * config/i386/i386.c (ix86_expand_push): Set memory alignment
17838 to function argument boundary.
17840 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
17842 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
17843 in the lea_add. Reload eventually constraints it properly.
17844 * config/picochip/constraints.md: Remove the target constraint
17845 "b", since it is not needed anymore.
17847 2009-02-16 Jakub Jelinek <jakub@redhat.com>
17849 * gthr-dce.h: Uglify function parameter and local variable names.
17850 * gthr-gnat.h: Likewise.
17851 * gthr-mipssde.h: Likewise.
17852 * gthr-nks.h: Likewise.
17853 * gthr-posix95.h: Likewise.
17854 * gthr-posix.h: Likewise.
17855 * gthr-rtems.h: Likewise.
17856 * gthr-single.h: Likewise.
17857 * gthr-solaris.h: Likewise.
17858 * gthr-tpf.h: Likewise.
17859 * gthr-vxworks.h: Likewise.
17860 * gthr-win32.h: Likewise.
17862 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
17865 * config/i386/i386.md: Restrict the new peephole2 to move
17866 between MMX/SSE registers.
17868 2009-02-15 Richard Guenther <rguenther@suse.de>
17871 2009-02-13 Richard Guenther <rguenther@suse.de>
17873 * configure.ac: Enable LFS.
17874 * configure: Re-generate.
17875 * config.in: Likewise.
17877 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17879 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
17880 spu_srqwbyte, spu_srqwbytebc): Define.
17881 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
17882 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
17883 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
17884 "shrqby_<mode>"): New insn-and-split patterns.
17885 * config/spu/spu.c (expand_builtin_args): Determine and return
17886 number of operands using spu_builtin_description data.
17887 (spu_expand_builtin_1): Use it.
17889 2009-02-13 Steve Ellcey <sje@cup.hp.com>
17892 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
17895 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17898 * config/i386/i386.c (override_options): Correct warning
17899 messages for -malign-loops, -malign-jumps and -malign-functions.
17901 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17904 * config/i386/i386.md: Restrict the new peephole2 to move
17905 between the general purpose registers.
17907 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
17910 * config/i386/i386.c (type_natural_mode): Add a new argument.
17911 Return the original mode and warn ABI change if vector size is 32byte.
17912 (function_arg_advance): Updated.
17913 (function_arg): Likewise.
17914 (ix86_function_value): Likewise.
17915 (ix86_return_in_memory): Likewise.
17916 (ix86_sol10_return_in_memory): Likewise.
17917 (ix86_gimplify_va_arg): Likewise.
17918 (function_arg_32): Don't warn ABX ABI change here.
17919 (function_arg_64): Likewise.
17921 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
17923 * loop-iv.c (implies_p): In the final case, test that operands 0
17924 of the two comparisons match.
17926 * config/bfin/bfin.c (find_prev_insn_start): New function.
17927 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
17928 (find_next_insn_start): Move.
17930 2009-02-13 Richard Guenther <rguenther@suse.de>
17932 * configure.ac: Enable LFS.
17933 * configure: Re-generate.
17934 * config.in: Likewise.
17936 2009-02-13 Joseph Myers <joseph@codesourcery.com>
17939 * c-parser.c (c_parser_parms_list_declarator): Discard pending
17940 sizes on syntax error after some arguments have been parsed.
17942 2009-02-12 Jakub Jelinek <jakub@redhat.com>
17944 * doc/invoke.texi (-fira): Remove.
17946 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17948 * caller-save.c: Replace regclass.c with reginfo.c in comments.
17949 * recog.c: Likewise.
17952 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
17954 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
17955 (umul_ppmm): Likewise.
17956 (count_leading_zeros): Likewise.
17957 (count_trailing_zeros): Likewise.
17958 (UMUL_TIME): Likewise.
17960 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17962 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
17963 soft-fp/t-softfp to tmake_file.
17965 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
17966 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
17967 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
17968 IA64_BUILTIN_INFQ]: New.
17969 (ia64_init_builtins): Initialize __builtin_infq,
17970 __builtin_fabsq and __builtin_copysignq if not HPUX.
17971 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
17972 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
17974 * config/ia64/lib1funcs.asm (__divtf3): Define only if
17976 (__fixtfti): Likewise.
17977 (__fixunstfti): Likewise.
17978 (__floattitf): Likewise.
17980 * config/ia64/libgcc-glibc.ver: New.
17981 * config/ia64/t-fprules-softfp: Likewise.
17982 * config/ia64/sfp-machine.h: Likewise.
17984 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
17985 (LIBGCC2_TF_CEXT): Likewise.
17986 (TF_SIZE): Likewise.
17987 (TARGET_INIT_LIBFUNCS): Likewise.
17989 * config/ia64/t-glibc (SHLINB_MAPFILES):
17990 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
17992 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
17994 * config/i386/i386.c (construct_container): Rewrite processing
17995 BLKmode with X86_64_SSE_CLASS.
17997 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
18000 * config/i386/i386.md: Replace simplify_replace_rtx with
18001 replace_rtx in the new peephole2.
18003 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
18005 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
18006 loop unrolling do not happen at -O2.
18008 2009-02-12 Michael Matz <matz@suse.de>
18010 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
18012 2009-02-12 Jakub Jelinek <jakub@redhat.com>
18014 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
18017 2009-02-12 Ben Elliston <bje@au.ibm.com>
18019 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
18020 patterns when updating the back chain. Missed in the 2009-02-10
18023 2009-02-11 Janis Johnson <janis187@us.ibm.com>
18025 * doc/extend.texi (Decimal Floating Types): Update identifier of
18026 draft TR and list of missing support.
18028 2009-02-11 Jakub Jelinek <jakub@redhat.com>
18030 PR middle-end/39154
18031 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
18032 bit to variable length decl's flags, add it also to its
18033 pointer replacement variable.
18035 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
18036 Jakub Jelinek <jakub@redhat.com>
18039 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
18040 (memory_blockage): New expander.
18041 (*memory_blockage): New insn pattern.
18042 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
18043 instead of general blockage at the end of function prologue when
18044 frame pointer is used to access red zone area. Do not emit blockage
18045 when profiling, it is emitted in generic code.
18046 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
18047 function epilogue when frame pointer is used to access red zone area.
18049 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
18052 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
18053 by arithmetic with memory operands.
18054 * config/i386/predicates.md (commutative_operator): New.
18056 2009-02-10 Janis Johnson <janis187@us.ibm.com>
18058 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
18061 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
18063 * alias.h (record_alias_subset): Declare.
18064 * alias.c (record_alias_subset): Make global.
18066 2009-02-10 Nick Clifton <nickc@redhat.com>
18068 * tree-parloops.c: Change license to GPLv3.
18069 * ipa-struct-reorg.c: Change license to GPLv3.
18070 * ipa-struct-reorg.h: Change license to GPLv3.
18072 2009-02-10 Steve Ellcey <sje@cup.hp.com>
18075 * c-decl.c (start_struct): Return NULL on error.
18077 2009-02-10 Jakub Jelinek <jakub@redhat.com>
18079 PR middle-end/39124
18080 * cfgloopmanip.c (remove_path): Call remove_bbs after
18081 cancel_loop_tree, not before it.
18084 * function.h (struct function): Add has_local_explicit_reg_vars bit.
18085 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
18086 VAR_DECLs were seen.
18087 * tree-ssa-live.c (remove_unused_locals): Recompute
18088 cfun->has_local_explicit_reg_vars.
18089 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
18090 copies or clearings if cfun->has_local_explicit_reg_vars.
18092 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
18095 * config/i386/i386.c (expand_prologue): Emit blockage at the end
18096 of function prologue when frame pointer is used to access
18099 2009-02-10 Richard Guenther <rguenther@suse.de>
18101 PR middle-end/39127
18102 * gimplify.c (gimple_regimplify_operands): Always look if
18103 we need to create a temporary.
18105 2009-02-10 Richard Guenther <rguenther@suse.de>
18107 PR tree-optimization/39132
18108 * tree-loop-distribution.c (todo): New global var.
18109 (generate_memset_zero): Trigger TODO_rebuild_alias.
18110 (tree_loop_distribution): Return todo.
18112 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
18115 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
18116 (x86_64_reg_class_name): Removed.
18117 (classify_argument): Return 0 if bytes > 32. Return 0 if the
18118 first one isn't X86_64_SSE_CLASS or any other ones aren't
18119 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
18120 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
18121 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
18122 and 3 X86_64_SSEUP_CLASS.
18123 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
18124 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
18126 2009-02-10 Ben Elliston <bje@au.ibm.com>
18128 * config/rs6000/rs6000.md (allocate_stack): Always use an update
18129 form instruction to update the stack back chain word, even if the
18130 user has disabled the generation of update instructions.
18131 (movdi_<mode>_update_stack): New.
18132 (movsi_update_stack): Likewise.
18133 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
18134 always use an update form instruction to update the stack back
18137 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
18139 PR middle-end/38953
18140 * graphite.c (if_region_set_false_region): After moving a region in
18141 the false branch of a condition, remove the empty dummy basic block.
18142 (gloog): Remove wrong fix for PR38953.
18144 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18146 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
18147 generation due to implicit sign extension.
18149 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
18151 PR middle-end/38981
18152 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
18153 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
18155 2009-02-09 Richard Guenther <rguenther@suse.de>
18157 PR middle-end/35202
18158 * convert.c (convert_to_real): Disable (float)fn((double)x)
18159 to fnf(x) conversion if errno differences may occur and
18160 -fmath-errno is set.
18162 2009-02-07 Anatoly Sokolov <aesok@post.ru>
18164 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
18165 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
18166 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
18168 2009-02-06 Joseph Myers <joseph@codesourcery.com>
18171 * c-common.c (handle_alias_attribute): Disallow attribute for
18172 anything not a FUNCTION_DECL or VAR_DECL.
18174 2009-02-06 Janis Johnson <janis187@us.ibm.com>
18177 * real.c (do_compare): Special-case compare of zero against
18178 decimal float value.
18180 2009-02-06 Joseph Myers <joseph@codesourcery.com>
18183 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
18184 as indicating flexible array members unless the field itself is
18185 being declarared as the incomplete array.
18187 2009-02-06 Jan Hubicka <jh@suse.cz>
18189 PR tree-optimization/38844
18190 * ipa-inline.c (try_inline): Stop inlining recursion when edge
18191 is already inlined.
18193 2009-02-06 Richard Guenther <rguenther@suse.de>
18195 PR middle-end/38977
18196 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
18197 fork because we may expand it as __gcov_fork.
18199 2009-02-06 Nick Clifton <nickc@redhat.com>
18201 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
18203 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
18205 PR tree-optimization/35659
18206 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
18207 vn_phi_eq): Shortcut if hashcode does not match.
18208 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
18210 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
18211 and avoid iterative_hash_expr.
18212 (FOR_EACH_VALUE_ID_IN_SET): New.
18213 (value_id_compare): Remove.
18214 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
18215 sort expressions by value id.
18217 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
18220 * config/sh/predicates.md (general_movsrc_operand): Don't check
18221 the subreg of system registers here.
18223 2009-02-05 Jakub Jelinek <jakub@redhat.com>
18226 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
18227 on the copied decl.
18229 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
18231 PR rtl-optimization/39110
18232 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
18233 addresses, not aligned ones.
18235 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
18236 Richard Guenther <rguenther@suse.de>
18238 PR tree-optimization/39100
18239 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
18240 comment says and add edges.
18242 2009-02-05 Joseph Myers <joseph@codesourcery.com>
18245 * c-common.c (handle_tls_model_attribute): Ignore attribute for
18246 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
18248 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
18250 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
18251 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
18252 register_bb_in_sese, new_sese, free_sese): Moved.
18253 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
18254 outermost_loop_in_scop, build_scop_iteration_domain,
18255 expand_scalar_variables_ssa_name, get_vdef_before_scop,
18256 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
18257 Use loop_in_sese_p instead of loop_in_scop_p.
18258 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
18259 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
18260 (scopdet_basic_block_info): Fix bug in scop detection.
18261 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
18262 eq_loop_to_cloog_loop): Remove.
18263 (nb_loops_around_loop_in_scop, nb_loop
18264 ref_nb_loops): Moved here...
18265 * graphite.h (ref_nb_loops): ... from here.
18266 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
18267 (loop_domain_dim, loop_iteration_vector_dim): Remove.
18268 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
18269 * testsuite/gcc.dg/graphite/scop-19.c: New
18271 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
18272 Hans-Peter Nilsson <hp@axis.com>
18274 PR rtl-optimization/37889
18275 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
18276 Move offset handling from PLUS to before the switch. Use new
18277 arguments when considering SYMBOL_REFs too.
18278 (rtx_addr_can_trap_p): Pass dummy offset and size.
18279 (enum may_trap_p_flags): Remove.
18280 (may_trap_p_1): Pass size from MEM_SIZE.
18282 PR rtl-optimization/38921
18283 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
18284 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
18285 * rtlanal.c (may_trap_after_code_motion_p): Delete.
18286 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
18288 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
18290 AVX Programming Reference (January, 2009)
18291 * config/i386/sse.md (*vpclmulqdq): New.
18293 2009-02-04 Jakub Jelinek <jakub@redhat.com>
18295 PR tree-optimization/38977
18296 PR gcov-profile/38292
18297 * calls.c (special_function_p): Disregard __builtin_ prefix.
18299 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
18301 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
18302 non-indexable addresses even before reload.
18304 2009-02-03 Joseph Myers <joseph@codesourcery.com>
18307 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
18308 as having variable size. Do not give an error for unnamed
18309 parameters with [*] declarators. Give a warning for type names
18310 with [*] declarators and mark them as variable size.
18311 * c-parser.c (c_parser_sizeof_expression): Do not give an error
18312 for sizeof applied to [*] type names.
18314 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
18317 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
18319 2009-02-03 Jakub Jelinek <jakub@redhat.com>
18321 * gcc.c (process_command): Update copyright notice dates.
18322 * gcov.c (print_version): Likewise.
18323 * gcov-dump.c (print_version): Likewise.
18324 * mips-tfile.c (main): Likewise.
18325 * mips-tdump.c (main): Likewise.
18327 2009-02-03 Joseph Myers <joseph@codesourcery.com>
18330 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
18331 for composite type involving a zero-length array type.
18333 2009-02-03 Jakub Jelinek <jakub@redhat.com>
18336 * function.c (match_asm_constraints_1): Skip over
18337 initial optional % in the constraint.
18339 PR inline-asm/39059
18340 * c-parser.c (c_parser_postfix_expression): If fixed point is not
18341 supported, don't accept FIXED_CSTs.
18342 * c-decl.c (finish_declspecs): Error if fixed point is not supported
18343 and _Sat is used without _Fract/_Accum. Set specs->type to
18344 integer_type_node for cts_fract/cts_accum if fixed point is not
18347 2009-02-02 Catherine Moore <clm@codesourcery.com>
18349 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
18351 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
18353 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
18354 (ABI_HAS_64BIT_SYMBOLS): Use it.
18355 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
18357 2009-02-02 Paul Brook <paul@codesourcery.com>
18359 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
18361 2009-02-02 Jakub Jelinek <jakub@redhat.com>
18363 PR inline-asm/39058
18364 * recog.h (asm_operand_ok): Add constraints argument.
18365 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
18366 recurse on matching constraint.
18367 (check_asm_operands): Pass constraints as 3rd argument to
18368 asm_operand_ok. Don't look up matching constraint here.
18369 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
18372 2009-02-02 Ben Elliston <bje@au.ibm.com>
18374 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
18375 TARGET_NARROW_VOLATILE_BITFIELD macro names.
18377 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18379 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
18380 information. Remove some obsolete information. Reorganize.
18382 * config/pa/fptr.c: Revert license to GPL 2.
18383 * config/pa/milli64.S: Likewise.
18385 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
18388 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
18389 LIBRARY name in, instead of hard-coding it.
18390 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
18391 extra target make frag to tmake_files according to EH model.
18392 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
18393 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
18394 frags that define makefile variable EH_MODEL appropriately.
18395 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
18396 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
18397 to "-sjlj" according to type of EH configured.
18398 (LIBGCC_SONAME): Concatenate it to shared library base name.
18399 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
18400 to "_sjlj" according to type of EH configured.
18401 (LIBGCC_SONAME): Concatenate it to shared library base name.
18402 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
18403 (SHLIB_LINK): Add missing semicolon to if-else construct.
18404 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
18405 string value of "pe_dll" command-line option.
18406 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
18407 (SHLIB_SONAME): Use it when overriding t-cygming default.
18408 (SHLIB_IMPLIB): Override t-cygming default.
18409 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
18410 string value of "pe_dll" command-line option.
18412 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
18415 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
18416 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
18418 2009-01-31 Richard Guenther <rguenther@suse.de>
18420 PR tree-optimization/38937
18421 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
18422 computing the transitive closure.
18424 2009-01-30 Richard Guenther <rguenther@suse.de>
18426 PR tree-optimization/39041
18427 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
18428 Propagate variable indices only if the types match for this stmt.
18430 2009-01-30 Jakub Jelinek <jakub@redhat.com>
18433 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
18434 inline but never defined.
18436 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
18438 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
18439 (*insv_h_di_reg_extimm): New insn.
18440 (*insv_l<mode>_reg_extimm): New insn.
18442 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
18444 * config/picochip/picochip.c (flag_conserve_stack): set
18445 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
18446 fconserve-stack. Reduce call-overhead used by inliner.
18448 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
18451 * common.opt (flag_conserve_stack): Initialised to zero.
18453 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
18456 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
18457 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
18460 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
18462 * ira-color.c (allocno_reload_assign): Update comments.
18463 * regmove.c (regmove_optimize): Likewise.
18467 2009-01-29 Robert Millan <rmh@aybabtu.com>
18469 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
18470 * config/i386/kopensolaris-gnu.h: New file. Undefine
18471 `MD_UNWIND_SUPPORT'.
18472 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
18474 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
18476 PR tree-optimization/39007
18477 * tree-loop-distribution.c (generate_builtin): Use
18478 recompute_dominator to compute the immediate dominator of the
18479 basic block just after the loop.
18481 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
18483 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
18484 (ASM_OUTPUT_DWARF_PCREL): Define.
18486 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
18488 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
18489 * doc/passes.texi: Remove entries about regclass, local-alloc, and
18490 global. Modify entries about regmove and IRA.
18492 * ra-conflict.c: Remove the file.
18494 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
18496 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
18497 (pass_regclass_init): Rename to pass_reginfo_init.
18499 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
18501 * toplev.h (flag_ira): Remove.
18503 * caller-save.c (setup_save_areas): Remove flag_ira.
18505 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
18507 * global.c: Remove the file.
18509 * opts.c (decode_options): Remove flag_ira.
18511 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
18513 * regmove.c: Modify file description.
18514 (find_use_as_address, try_auto_increment): Define them only if
18515 AUTO_INC_DEC is defined.
18516 (replacement_quality, replace_in_call_usage, fixup_match_1,
18517 stable_and_no_regs_but_for_p): Remove.
18518 (reg_set_in_bb): Make it static.
18519 (regmove_optimize): Remove flag_ira and code which worked for
18522 * local-alloc.c: Remove the file.
18524 * common.opt (fira): Remove.
18526 * ira.c: Include except.h.
18527 (eliminable_regset): Move from global.c.
18528 (mark_elimination): Ditto. Remove flag_ira.
18529 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
18530 equiv_mem_modified, validate_equiv_mem_from_store,
18531 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
18532 contains_replace_regs, memref_referenced_p, memref_used_between_p,
18533 no_equiv, recorded_label_ref): Move from local-alloc.c.
18534 (update_equiv_regs): Ditto. Make it static.
18535 (print_insn_chain, print_insn_chains): Move it from global.c.
18536 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
18537 (build_insn_chain): Ditto. Make it static.
18538 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
18539 Rename to init_live_subregs.
18540 (gate_ira): Remove flag_ira.
18542 * regclass.c: Rename reginfo.c. Change file description.
18543 (FORBIDDEN_INC_DEC_CLASSES): Remove.
18544 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
18545 (init_reg_sets_1): Remove code for evaluation of
18546 reg_class_superclasses and losing_caller_save_reg_set.
18547 (init_regs): Remove init_reg_autoinc.
18548 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
18549 ok_for_base_p_nonstrict): Remove.
18550 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
18551 (pass_regclass_init): Rename to pass_reginfo_init. Modify
18552 corresponding entries.
18553 (dump_regclass, record_operand_costs, scan_one_insn,
18554 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
18555 record_address_regs, auto_inc_dec_reg_p): Remove.
18556 (gt-regclass.h): Rename to gt-reginfo.h.
18558 * rtl.h (dump_global_regs, retry_global_alloc,
18559 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
18561 * Makefile.in (RA_H): Remove.
18562 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
18563 Rename regclass.o to reginfo.o.
18564 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
18566 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
18567 (GTFILES): Rename regclass.c to reginfo.c.
18569 * passes.c (init_optimization_passes): Remove pass_local_alloc and
18570 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
18572 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
18573 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
18575 (finish_spills): Ditto. Remove code for !flag_ira.
18577 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
18579 PR middle-end/35854
18580 * doc/invoke.texi (rtl debug options): Complete rewrite.
18581 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
18583 * mode-switching.c (pass_mode_switching): Rename pass from
18584 "mode-sw" to "mode_sw".
18585 * except.c (pass_convert_to_eh_ranges): Rename pass from
18586 "eh-ranges" to "eh_ranges".
18587 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
18591 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
18592 Alexander Monakov <amonakov@ispras.ru>
18594 PR middle-end/38857
18595 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
18597 (move_exprs_to_boundary): Change return type and pass through
18598 should_move from move_op. Relax assert. Update usage ...
18599 (schedule_expr_on_boundary): ... here. Use should_move instead of
18601 (move_op_orig_expr_found): Indicate that insn was disconnected from
18603 (code_motion_process_successors): Do not call after_merge_succs
18604 callback if original expression was not found when traversing any of
18606 (code_motion_path_driver): Change return type. Update prototype.
18607 (move_op): Update comment. Add a new parameter (should_move). Update
18608 prototype. Set *should_move based on indication provided by
18609 move_op_orig_expr_found.
18611 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
18613 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
18614 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
18615 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
18616 * config/rs6000/rs6000.c (rs6000_override_options): Default
18617 avoid-indexed-addresses on for Power6, off for everything else.
18618 (avoiding_indexed_address_p): New function.
18619 (rs6000_legitimize_address): Use it.
18620 (rs6000_legitimate_address): Likewise.
18621 * config/rs6000/rs6000.md (movXX_updateX): Likewise
18623 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
18625 PR tree-optimization/38997
18626 * tree-loop-distribution.c (generate_memset_zero): Use
18627 POINTER_PLUS_EXPR for a pointer addition.
18629 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
18631 * config/s390/s390.md (bswap<mode>2): New pattern added.
18633 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18635 * config/s390/s390.md (*tls_load_31): Added type attribute.
18637 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18639 * config/s390/s390.md: Fix a few comments.
18641 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
18643 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
18644 (*tm<mode>_full): Fixed z10prop attribute.
18645 (*tst<mode>_extimm): Fixed z10prop attribute.
18646 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
18647 (*tstqiCCT_cconly): Fixed z10prop attribute.
18648 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
18649 (*movsi_larl): Fixed z10prop attribute.
18650 (*movsi_zarch): Fixed z10prop attribute.
18651 (*movsi_eas): Fixed z10prop attribute.
18652 (*movhi): Fixed z10prop attribute.
18653 (*movqi): Fixed z10prop attribute.
18654 (*movstrictqi): Fixed z10prop attribute.
18655 (*mov<mode>): Fixed z10prop attribute.
18656 (*movcc): Fixed z10prop attribute.
18657 (*sethighpartdi_64): Fixed z10prop attribute.
18658 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
18659 (*negdi2_sign_cc): Fixed z10prop attribute.
18660 (*negdi2_sign): Fixed z10prop attribute.
18661 (*absdi2_sign_cc): Fixed z10prop attribute.
18662 (*absdi2_sign): Fixed z10prop attribute.
18663 (*negabsdi2_sign_cc): Fixed z10prop attribute.
18664 (*negabsdi2_sign): Fixed z10prop attribute.
18665 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
18666 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
18667 (doloop_si64): Fixed z10prop attribute.
18668 (doloop_si31): Fixed z10prop attribute.
18669 (doloop_long): Fixed z10prop attribute.
18670 (indirect_jump): Fixed z10prop attribute.
18671 (nop): Fixed z10prop attribute.
18672 (main_base_64): Fixed z10prop attribute.
18673 (reload_base_64): Fixed z10prop attribute.
18675 2009-01-28 Jakub Jelinek <jakub@redhat.com>
18677 PR rtl-optimization/38740
18678 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
18680 * config/mips/mips.c (mips_reorg): Likewise.
18682 2009-01-28 Richard Guenther <rguenther@suse.de>
18684 PR tree-optimization/38926
18685 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
18686 with the correct value id to a value.
18687 (do_regular_insertion): Use the value number of edoubleprime
18688 for the value number of the expr.
18691 2008-08-21 Richard Guenther <rguenther@suse.de>
18693 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
18694 a PHI ask VN if it is already available.
18695 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
18696 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
18698 2009-01-28 Jakub Jelinek <jakub@redhat.com>
18700 PR middle-end/38934
18701 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
18702 set to varying whenever max has TREE_OVERFLOW set, similarly
18703 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
18705 2009-01-28 Richard Guenther <rguenther@suse.de>
18707 PR middle-end/38908
18708 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
18709 uninitialized aggregate uses in call arguments.
18711 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
18713 PR tree-optimization/38984
18714 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
18715 the nothing_id variable if -fno-delete-null-pointer-checks.
18717 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
18720 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
18721 (set_got_offset_rex64): Ditto.
18723 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
18726 * doc/extend.texi: Improve local variable with asm reg.
18728 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
18730 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
18731 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
18732 was not supplied then set warn_packed_bitfield_compat to the
18733 default value of 1.
18734 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
18737 2009-01-27 Richard Guenther <rguenther@suse.de>
18739 PR tree-optimization/38503
18740 * cfgexpand.c (expand_gimple_basic_block): Ignore
18741 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
18742 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
18743 variables that cannot have TBAA applied.
18744 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
18747 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
18749 PR middle-end/38969
18750 * calls.c (initialize_argument_information): Do not wrap complex
18751 arguments in SAVE_EXPR.
18753 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
18755 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
18756 (INSTALL_LIBGCC): Revert typo commit.
18758 2009-01-26 Richard Guenther <rguenther@suse.de>
18760 PR tree-optimization/38745
18761 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
18762 from special handling.
18764 2009-01-26 Richard Guenther <rguenther@suse.de>
18766 PR tree-optimization/38745
18767 * tree-ssa.c (execute_update_addresses_taken): Do not include
18768 variables that cannot possibly be a register in not_reg_needs.
18769 Do not clear TREE_ADDRESSABLE on vars that may not become
18771 * tree-ssa.c (update_alias_info_1): Include those in the set
18772 of addressable vars.
18774 2009-01-26 Richard Guenther <rguenther@suse.de>
18776 PR middle-end/38851
18777 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
18778 * tree-ssa-dse.c: Include langhooks.h
18779 (execute_simple_dse): Remove stores with zero size.
18781 2009-01-24 Jakub Jelinek <jakub@redhat.com>
18784 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
18787 2009-01-24 Julian Brown <julian@codesourcery.com>
18789 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
18790 config/arm/linux-atomic.c.
18791 * config/arm/linux-atomic.c: New.
18793 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
18795 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
18796 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
18797 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
18799 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
18802 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
18805 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
18807 PR tree-optimization/38953
18808 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
18809 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
18810 (gloog): Split the exit of the scop when the scop exit is a loop exit.
18811 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
18814 2009-01-24 Paul Brook <paul@codesourcery.com>
18816 * config/arm/neon.md (neon_type): Move to arm.md.
18817 (neon_mov<VSTRUCT>): Add neon_type attribute.
18818 * config/arm/arm.md (neon_type): Move to here.
18819 (conds): Add "unconditioal" and use as default for NEON insns.
18821 2009-01-24 Ben Elliston <bje@au.ibm.com>
18823 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
18824 void *' warning from -Wc++-compat.
18825 * Makefile.in (dominance.o-warn): Remove.
18827 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
18829 PR tree-optimization/38932
18830 * fold-const.c (fold_unary_ignore_overflow): New.
18831 * tree.h (fold_unary_ignore_overflow): Declare.
18832 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
18833 * tree-ssa-sccvn.c (visit_reference_op_load,
18834 simplify_unary_expression): Likewise.
18836 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
18838 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
18839 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
18840 regardless of their type.
18841 * c-common.c (handle_packed_attribute): Don't ignore packed on
18843 * c.opt (Wpacked-bitfield-compat): New warning option.
18844 * stor-layout.c (place_field): Warn if offset of a field changed.
18845 * doc/extend.texi (packed): Mention the ABI change.
18846 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
18847 (Warning Options): Add it to the list.
18849 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
18851 * c-opts.c (c_common_post_options): Fix a typo in comments.
18853 2009-01-22 Steve Ellcey <sje@cup.hp.com>
18855 PR middle-end/38615
18856 * gimplify.c (gimplify_init_constructor): Fix promotion of const
18857 variables to static.
18858 * doc/invoke.texi (-fmerge-all-constants): Update description.
18860 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
18863 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
18864 (*movdi_1_rex64): Use type "mmx" for alternative 5.
18866 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
18868 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
18870 (LOCAL_ALIGNMENT): Similarly.
18872 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
18873 Joseph Myers <joseph@codesourcery.com>
18875 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
18876 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
18877 * config/arm/arm-tune.md: Regenerate.
18878 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
18881 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
18883 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
18884 version number to five.
18886 2009-01-22 Dodji Seketeli <dodji@redhat.com>
18889 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
18890 * c-common.c (set_underlying_type): Likewise.
18891 (is_typedef_decl ): Likewise
18893 (set_underlying_type): Likewise.
18894 (is_typedef_type): Likewise.
18896 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
18898 PR middle-end/38587
18899 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
18902 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
18905 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
18906 (LIBGCC_SPEC): Don't define.
18907 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
18909 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
18911 PR rtl-optimization/38879
18912 * alias.c (base_alias_check): Unaligned access via AND address can
18913 alias all surrounding object types except those with sizes equal
18914 or wider than the size of unaligned access.
18916 2009-01-21 Dodji Seketeli <dodji@redhat.com>
18919 * c-decl.c (clone_underlying_type): Move this ...
18920 * c-common.c (set_underlying_type): ... here.
18921 Also, make sure the function properly sets TYPE_STUB_DECL() on
18922 the newly created typedef variant type.
18923 (is_typedef_decl ): New entry point.
18924 * tree.h: Added a new member member_types_needing_access_check to
18925 struct tree_decl_non_common.
18926 (set_underlying_type): New entry point.
18927 (is_typedef_type): Likewise.
18929 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
18931 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
18932 Check whether two instructions have memory references that
18933 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
18934 are helper functions for traversing.
18935 * alias.h (insn_alias_sets_confilict_p): New prototypes.
18936 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
18937 not to draw dependency edge for instructions with non-conflicting
18940 2009-01-20 Joseph Myers <joseph@codesourcery.com>
18943 * longlong.h: Update copyright years. Use soft-fp license notice.
18944 Sync __clz_tab declaration with glibc.
18946 2009-01-20 Steve Ellcey <sje@cup.hp.com>
18949 * doc/extend.texi (syscall_linkage): New.
18950 (version_id): Modify.
18952 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
18953 Richard Guenther <rguenther@suse.de>
18955 PR tree-optimization/38747
18956 PR tree-optimization/38748
18957 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
18958 conversion if the base address is an indirect reference and the
18959 aliasing sets could cause issues.
18961 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
18963 * common.opt (fgraphite, fgraphite-identity): Add comment for
18964 explaining why these options are not documented.
18966 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
18968 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
18969 gimple_call_lhs is NULL.
18971 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
18974 * emit-rtl.c (adjust_address_1): Make sure memref is never
18977 2009-01-20 Ben Elliston <bje@au.ibm.com>
18979 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
18980 const qualifier from arg parameter. Remove unnecessary cast to char *.
18981 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
18982 const qualifier from arg 2.
18984 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
18986 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
18988 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
18991 * rtl.h (reinit_regs): New prototype.
18992 * regclass.c: Include ira.h.
18993 (reinit_regs): New.
18994 * Makefile.in (regclass.o): Add ira.h.
18995 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
18997 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
19000 * c-common.c (handle_aligned_attribute): Use
19001 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
19002 default alignment value.
19004 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
19006 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
19007 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
19009 * doc/extend.texi: Update __attribute__ ((aligned)). Document
19010 __BIGGEST_ALIGNMENT__.
19012 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
19014 2009-01-18 Richard Guenther <rguenther@suse.de>
19016 PR tree-optimization/38819
19017 * tree-flow.h (operation_could_trap_helper_p): Declare.
19018 * tree-eh.c (operation_could_trap_helper_p): Export.
19019 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
19020 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
19021 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
19022 are about to insert a possibly trapping instruction and fail
19025 2009-01-18 Andreas Schwab <schwab@suse.de>
19027 * doc/install.texi (Configuration): Remove obsolete paragraph
19028 about use of --with-gnu-ld with --with-gnu-as.
19030 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
19032 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
19033 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
19034 Follow spelling conventions.
19036 2009-01-18 Ben Elliston <bje@au.ibm.com>
19038 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
19039 C++ warning about implicit conversion from void * to struct
19041 (bitmap_obstack_free): Likewise for bitmap_element *.
19042 * Makefile.in (bitmap.o-warn): Remove.
19044 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
19046 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
19048 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
19049 Tobias Grosser <tobi.grosser@amd.com>
19051 * graphite.c (graphite_trans_scop_block): Do not block single
19054 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
19056 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
19057 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
19058 test with assertion.
19060 2009-01-16 Richard Guenther <rguenther@suse.de>
19062 PR tree-optimization/38835
19063 PR middle-end/36227
19064 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
19065 and INT + PTR -> (INT)(PTR p+ INT) folding.
19066 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
19068 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
19071 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
19072 the subreg from a lowpart subreg if it is also casting the value.
19074 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
19075 Tobias Grosser <tobi.grosser@amd.com>
19077 * graphite.c (compare_prefix_loops): New.
19078 (build_scop_canonical_schedules): Rewritten.
19079 (graphite_transform_loops): Move build_scop_canonical_schedules
19080 after build_scop_iteration_domain.
19082 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
19083 Tobias Grosser <tobi.grosser@amd.com>
19085 * graphite.c (add_conditions_to_domain): Add the loops to
19086 the dimension of the iteration domain. Do copy the domain
19087 only when it exists.
19088 (build_scop_conditions_1): Do not call add_conditions_to_domain.
19089 (add_conditions_to_constraints): New.
19090 (can_generate_code_stmt, can_generate_code): Removed.
19091 (gloog): Do not call can_generate_code.
19092 (graphite_transform_loops): Call add_conditions_to_constraints
19093 after building the iteration domain.
19095 2009-01-16 Jakub Jelinek <jakub@redhat.com>
19097 PR tree-optimization/38789
19098 * tree-ssa-threadedge.c
19099 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
19100 __builtin_constant_p.
19102 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
19104 * dce.c (delete_unmarked_insns): Reversed the order that insns are
19105 examined before deleting them.
19107 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
19109 * function.c (aggregate_value_p): Correctly extract the function
19110 type from CALL_EXPR_FN lookup.
19112 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
19114 * config/picochip/picochip.c (picochip_override_options): Revert
19115 CFI asm flag disable commited previously.
19117 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
19118 Tobias Grosser <tobi.grosser@amd.com>
19119 Jan Sjodin <jan.sjodin@amd.com>
19121 * graphite.c (scan_tree_for_params): On substractions negate
19122 all the coefficients of the term.
19123 (clast_to_gcc_expression_red): New. Handle reduction expressions
19124 of more than two operands.
19125 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
19126 (get_vdef_before_scop): Handle also the case of default definitions.
19128 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
19130 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
19131 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
19132 Also use them when walking CALL_INSN_FUNCTION_USAGE.
19134 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
19135 Joey Ye <joey.ye@intel.com>
19137 PR middle-end/37843
19138 * cfgexpand.c (expand_stack_alignment): Don't update stack
19139 boundary nor check incoming stack boundary here.
19140 (gimple_expand_cfg): Update stack boundary and check incoming
19141 stack boundary here.
19143 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
19145 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
19147 2009-01-14 Jakub Jelinek <jakub@redhat.com>
19149 PR rtl-optimization/38245
19150 * calls.c (expand_call): Add stack arguments to
19151 CALL_INSN_FUNCTION_USAGE even for pure calls (when
19152 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
19153 in regs and partially in memory or BLKmode arguments.
19154 (emit_library_call_value_1): Add stack arguments to
19155 CALL_INSN_FUNCTION_USAGE even for pure calls (when
19156 ACCUMULATE_OUTGOING_ARGS).
19157 * dce.c: Include tm_p.h.
19158 (find_call_stack_args): New function.
19159 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
19161 (mark_insn): Call find_call_stack_args for CALL_Ps.
19162 (prescan_insns_for_dce): Walk insns backwards in bb rather than
19163 forwards. Allocate and free arg_stores bitmap if needed, pass it
19164 down to deletable_insn_p, don't mark stores set in arg_stores
19165 bitmap, clear the bitmap at the beginning of each bb.
19166 * Makefile.in (dce.o): Depend on $(TM_P_H).
19168 2009-01-14 Michael Meissner <gnu@the-meissners.org>
19171 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
19172 to make sure the insn is a conditional test (bug 22599). Reformat a
19175 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
19177 PR middle-end/38431
19178 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
19179 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
19180 (gloog): Do not call cleanup_tree_cfg.
19181 (graphite_transform_loops): Call cleanup_tree_cfg after all
19182 scops have been code generated.
19184 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
19185 * doc/gty.texi (Invoking the garbage collector): Added new node
19186 and section documenting ggc_collect.
19188 2009-01-14 Richard Guenther <rguenther@suse.de>
19190 PR tree-optimization/38826
19191 PR middle-end/38477
19192 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
19193 initialization notes only if we actually emitted a warning.
19194 (intra_create_variable_infos): Add constraints for a result decl
19195 that is passed by hidden reference.
19196 (build_pred_graph): Mark all related variables non-direct on
19199 2009-01-14 Nick Clifton <nickc@redhat.com>
19201 * ira-conflicts.c: Include addresses.h for the definition of
19203 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
19204 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
19206 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
19209 * Makefile.in (ira-lives.o): Add except.h.
19211 * ira-lives.c: Include except.h.
19212 (process_bb_node_lives): Process can_throw_internal.
19214 2009-01-13 Jakub Jelinek <jakub@redhat.com>
19216 PR rtl-optimization/38774
19217 * combine.c (simplify_set): When undoing cc_use change, don't do
19218 PUT_CODE on the newly created comparison, but instead put back the
19221 2009-01-13 Joseph Myers <joseph@codesourcery.com>
19223 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
19224 values. Remove duplicate arm8 entry.
19226 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
19228 PR tree-optimization/38786
19229 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
19230 the SSA_NAME case of expand_scalar_variables_expr.
19231 Set the type of an expression to the type of its assign statement.
19232 (expand_scalar_variables_expr): Also gather the scalar computation
19233 used to index the memory access. Do not pass loop_p.
19234 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
19235 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
19236 the gimple_stmt_iterator where it inserts new code.
19237 Do not pass loop_p.
19238 (copy_bb_and_scalar_dependences): Do not pass loop_p.
19239 (translate_clast): Update call to copy_bb_and_scalar_dependences.
19241 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
19243 * graphite.h (debug_value): Removed.
19244 * graphite.c (debug_value): Removed.
19246 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
19248 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
19249 ldrd/strd with two 32-bit instructions.
19251 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
19253 * config/arm/arm.c (struct processors): Pass for speed down into
19254 cost helper functions.
19255 (const_ok_for_op): Handle COMPARE and inequality nodes.
19256 (arm_rtx_costs_1): Rewrite.
19257 (arm_size_rtx_costs): Update prototype.
19258 (arm_rtx_costs): Pass speed down to helper functions.
19259 (arm_slowmul_rtx_costs): Rework cost calculations.
19260 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
19261 (arm_9e_rtx_costs): Likewise.
19263 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
19265 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
19266 relocations of local symbols wider than UNITS_PER_WORD are not valid.
19267 (alpha_legitimize_address): Do not split local symbols wider than
19268 UNITS_PER_WORD into HIGH/LO_SUM parts.
19270 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
19273 * gcc.c (process_command): Replace call to execvp with calls
19274 to pex_one and exit.
19276 2009-01-03 Anatoly Sokolov <aesok@post.ru>
19279 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
19280 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
19281 variant for devices with 3-byte PC.
19282 (__tablejump_elpm__): New.
19284 2009-01-12 Jakub Jelinek <jakub@redhat.com>
19287 * c-parser.c (c_parser_postfix_expression): Allow `->' in
19288 offsetof member-designator, handle it as `[0].'.
19290 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19292 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
19293 function when not using named sections on targets with named sections
19294 if branch distance is less than 262132.
19296 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
19298 * combine.c (combine_instructions): Recompute
19299 optimize_this_for_speed_p for each BB in the main combine loop.
19301 2009-01-12 Tomas Bily <tbily@suse.cz>
19304 * tree-loop-distribution.c (prop_phis): New function.
19305 (generate_builtin): Call prop_phis.
19306 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
19308 2009-01-12 Jakub Jelinek <jakub@redhat.com>
19310 PR tree-optimization/38807
19311 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
19312 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
19314 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
19316 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
19317 subreg of op0 to the original op0.
19319 2009-01-11 Laurent GUERBY <laurent@guerby.net>
19321 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
19323 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
19326 * mips-tfile.c (parse_def): Fix parsing of def strings
19327 starting with digits.
19329 2009-01-10 Jakub Jelinek <jakub@redhat.com>
19332 * config/arm/arm.c (arm_is_long_call_p): Don't call
19333 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
19335 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
19337 * regrename.c (regrename_optimize): Fix dumping.
19338 (find_oldest_value_reg): Preserve REG_POINTER.
19339 (copy_hardreg_forward_1): Likewise.
19341 2009-01-09 Diego Novillo <dnovillo@google.com>
19343 * gimple.h (struct gimple_statement_base) <uid>: Document
19344 the restrictions on its use.
19345 (gimple_uid): Tidy.
19346 (gimple_set_uid): Tidy.
19348 2009-01-09 Jakub Jelinek <jakub@redhat.com>
19350 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
19351 zero guard even if align_bytes != 0 and count is smaller than
19354 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
19356 PR rtl-optimization/38495
19357 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
19358 (add_range_and_copies_from_move_list): Print all added ranges.
19359 Add ranges to memory optimized destination.
19361 2009-01-09 Jakub Jelinek <jakub@redhat.com>
19365 * config/i386/i386.c (override_options): Reject
19366 -mstringop-strategy=rep_8byte with -m32.
19367 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
19368 to 1. Do count comparison against epilogue_size_needed at compile
19369 time even when count_exp was constant forced into register. For
19370 size_needed don't jump to epilogue, instead just avoid aligning
19371 and invoke the body algorithm. If need_zero_guard, add zero guard
19372 even if count is non-zero, but smaller than size_needed + number of
19373 bytes that could be stored for alignment.
19374 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
19375 to 1. If need_zero_guard, add zero guard even if count is non-zero,
19376 but smaller than size_needed + number of bytes that could be stored
19377 for alignment. Compare size_needed with epilogue_size_needed instead
19378 of desired_align - align, don't adjust size_needed, pass
19379 epilogue_size_needed to the epilogue expanders.
19382 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
19384 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19386 * pa.c (last_address): Change to unsigned.
19387 (update_total_code_bytes): Change argument to unsigned. Don't
19388 check if insn addresses are set.
19389 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
19390 addresses are not set.
19391 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
19393 2009-01-09 Nick Clifton <nickc@redhat.com>
19395 * config/sh/symbian.c: Replace uses of DECL_INLINE with
19396 DECL_DECLARED_INLINE_P.
19398 2009-01-09 Jakub Jelinek <jakub@redhat.com>
19400 PR middle-end/38347
19401 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
19402 GET_MODE (op0) in operand_subword_force calls.
19404 PR middle-end/38771
19405 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
19406 fold_convert arg0 operands to TREE_TYPE (op0) first.
19408 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
19410 * params.def (ira-max-conflict-table-size): Decrease default value
19413 2009-01-08 Jakub Jelinek <jakub@redhat.com>
19415 PR tree-optimization/37031
19416 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
19418 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
19419 allocate it using gc instead of heap, use VEC_quick_push instead of
19421 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
19422 instead of heap, use VEC_quick_push instead of VEC_safe_push.
19423 * tree-data-ref.h (struct access_matrix): Change matrix to gc
19424 allocated vector from heap allocated.
19425 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
19426 * tree-loop-linear.c (linear_transform_loops): Allocate nest
19427 vector only after perfect_loop_nest_depth call.
19429 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
19430 Jan Sjodin <jan.sjodin@amd.com>
19432 PR tree-optimization/38559
19433 * graphite.c (debug_value, copy_constraint,
19434 swap_constraint_variables, scale_constraint_variable, ): New.
19435 (get_lower_bound, get_upper_bound): Removed.
19436 (graphite_trans_bb_strip_mine): Clean up this code that works
19437 only for constant number of iterations. Fully copy upper and
19438 lower bound constraints, not only the constant part of them.
19439 * graphite.h (debug_value): Declared.
19441 2009-01-08 Ira Rosen <irar@il.ibm.com>
19443 PR tree-optimization/37194
19444 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
19445 Don't add the cost of cost model guard in prologue to scalar
19446 outside cost in case of known number of iterations.
19448 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
19449 Alan Modra <amodra@bigpond.net.au>
19451 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
19452 non-word-aligned REG+CONST addressing.
19454 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
19457 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
19458 free_after_compilation when outputting a thunk.
19459 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
19460 Do not call free_after_compilation here.
19462 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
19464 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
19465 (ix86_valid_target_attribute_inner_p): Ditto.
19467 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
19469 PR tree-optimization/38492
19470 PR tree-optimization/38498
19471 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
19472 * tree-chrec.h (scev_is_linear_expression): Declared.
19473 * graphite.c (graphite_cannot_represent_loop_niter): New.
19474 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
19475 (graphite_loop_normal_form): Use gcc_assert.
19476 (scan_tree_for_params): Use CASE_CONVERT.
19477 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
19478 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
19479 Use gcc_assert. Discard scops that contain unhandled cases.
19480 (build_scop_conditions): Return a boolean status for unhandled cases.
19481 (strip_mine_profitable_p): Print the loop number, not its depth.
19482 (is_interchange_valid): Pass the depth of the loop nest, don't
19483 recompute it wrongly.
19484 (graphite_trans_bb_block): Same.
19485 (graphite_trans_bb_block): Print tentative of loop blocking.
19486 (graphite_trans_scop_block): Do not print that the loop has been
19488 (graphite_transform_loops): Do not handle scops that contain condition
19491 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
19493 AVX Programming Reference (December, 2008)
19494 * config/i386/avxintrin.h (_mm256_stream_si256): New.
19495 (_mm256_stream_pd): Likewise.
19496 (_mm256_stream_ps): Likewise.
19498 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
19499 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
19500 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
19501 (bdesc_special_args): Add __builtin_ia32_movntdq256,
19502 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
19503 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
19504 (ix86_expand_special_args_builtin): Likewise.
19506 * config/i386/sse.md (AVXMODEDI): New.
19507 (avx_movnt<mode>): Likewise.
19508 (avx_movnt<mode>): Likewise.
19509 (<sse>_movnt<mode>): Remove AVX support.
19510 (sse2_movntv2di): Likewise.
19512 2009-01-07 Richard Guenther <rguenther@suse.de>
19514 PR middle-end/38751
19515 * fold-const.c (extract_muldiv): Remove obsolete comment.
19516 (fold_plusminus_mult_expr): Undo MINUS_EXPR
19517 to PLUS_EXPR canonicalization for the canonicalization.
19519 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
19521 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
19522 hosted cross-compilers generating less efficient code.
19524 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
19526 * function.h (rtl_data): Add a dbr_scheduled_p field.
19527 * reorg.c (dbr_schedule): Set it.
19528 (gate_handle_delay_slots): Check it.
19529 * config/mips/mips.c (mips_base_delayed_branch): Delete.
19530 (mips_reorg): Check flag_delayed_branch instead of
19531 mips_base_delayed_branch.
19532 (mips_override_options): Don't set mips_base_delayed_branch
19533 or flag_delayed_branch.
19535 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
19537 PR rtl-optimization/38426.
19538 * ira.c (ira): Set current_function_is_leaf earlier.
19540 2009-01-06 Jakub Jelinek <jakub@redhat.com>
19542 PR rtl-optimization/38722
19543 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
19544 too early, only set a flag and modify after last possible
19547 2009-01-06 Janis Johnson <janis187@us.ibm.com>
19550 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
19551 * real.c (decimal_single_format): Correct values of emin and emax.
19552 (decimal_double_format): Ditto.
19553 (decimal_quad_format): Ditto.
19554 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
19555 computation of DECnn_MIN and DECnn_MAX for corrected values of
19556 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
19557 __DECnn_MIN__, and adjust its computation for the corrected value
19560 2009-01-06 Jan Hubicka <jh@suse.cz>
19563 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
19565 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
19567 * doc/contrib.texi (Contributors): Slightly adjust the end note.
19568 Add Robert Clark to the list of testers.
19570 2009-01-06 Jan Hubicka <jh@suse.cz>
19571 Kai Tietz <kai.tietz@onevision.com>
19573 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
19574 * config/i386/i386.c (ix86_expand_call): Add clobbers.
19576 2009-01-06 Jan Hubicka <jh@suse.cz>
19577 Kai Tietz <kai.tietz@onevision.com>
19579 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
19581 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
19582 (ix86_nsaved_regs): Count only general purpose regs.
19583 (ix86_nsaved_sseregs): New.
19584 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
19585 to 16 for w64; compute padding and size of sse reg save area.
19586 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
19587 general purpose regs.
19588 (ix86_emit_save_sse_regs_using_mov): New.
19589 (ix86_expand_prologue): Save SSE regs if needed.
19590 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
19591 (ix86_emit_restore_sse_regs_using_mov): New.
19592 (ix86_expand_epilogue): Save SSE regs if needed.
19594 2009-01-06 Jan Hubicka <jh@suse.cz>
19595 Kai Tietz <kai.tietz@onevision.com>
19597 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
19598 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
19599 functions when accumulate outgoing args is off.
19601 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
19604 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
19605 before using pseudos_have_intersected_live_ranges_p.
19607 * ira-int.h (ira_assert): Always define.
19609 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
19611 AVX Programming Reference (December, 2008)
19612 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
19613 (_mm256_permute2_pd): Likewise.
19614 (_mm_permute2_ps): Likewise.
19615 (_mm256_permute2_ps): Likewise.
19616 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
19617 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
19619 * config/i386/i386.c (ix86_builtins): Remove
19620 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
19621 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
19622 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
19623 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
19624 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
19625 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
19626 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
19627 __builtin_ia32_vpermil2ps256.
19628 (ix86_init_mmx_sse_builtins): Updated.
19629 (ix86_expand_args_builtin): Likewise.
19631 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19633 * pa.c (output_call): Relocate non-jump insns in the delay slot of
19634 long absolute calls when generating PA 2.0 code.
19636 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
19638 PR rtl-optimization/38583
19639 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
19641 * params.def (ira-max-conflict-table-size): New.
19643 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
19645 * ira.h (ira_conflicts_p): New external definition.
19647 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
19648 table. Report this. Return result of building.
19649 (ira_build_conflicts): Use ira_conflicts_p. Check result of
19650 building conflict table.
19652 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
19653 (ira_color): Use ira_conflicts_p.
19655 * global.c: Include ira.h.
19656 (pseudo_for_reload_consideration_p, build_insn_chain): Use
19659 * Makefile.in (global.o): Add ira.h.
19661 * ira-build.c (mark_all_loops_for_removal,
19662 propagate_some_info_from_allocno): New.
19663 (remove_unnecessary_allocnos): Call
19664 propagate_some_info_from_allocno.
19665 (remove_low_level_allocnos): New.
19666 (remove_unnecessary_regions): Add parameter. Call
19667 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
19668 parameter to remove_unnecessary_regions.
19669 (ira_build): Remove all regions but root if the conflict table was
19670 not built. Update conflict hard regs for allocnos crossing calls.
19672 * ira.c (ira_conflicts_p): New global.
19673 (ira): Define and use ira_conflicts_p.
19675 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
19676 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
19677 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
19679 2009-01-06 Ben Elliston <bje@au.ibm.com>
19681 * gengtype-lex.l (YY_NO_INPUT): Define.
19683 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
19686 * c-common.c (handle_vector_size_attribute): Also reject
19687 BOOLEAN_TYPE types.
19689 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
19691 PR tree-optimization/38492
19692 * graphite.c (rename_map_elt, debug_rename_elt,
19693 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
19694 rename_map_elt_info, eq_rename_map_elts,
19695 get_new_name_from_old_name, bb_in_sese_p): Moved around.
19696 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
19697 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
19698 (sese_build_livein_liveouts): New.
19699 (new_sese, free_sese): New.
19700 (new_scop): Call new_sese.
19701 (free_scop): Call free_sese.
19702 (rename_variables_from_edge, rename_phis_end_scop): Removed.
19703 (register_old_new_names): Renamed register_old_and_new_names.
19704 (register_scop_liveout_renames, add_loop_exit_phis,
19705 insert_loop_close_phis, struct igp,
19706 default_liveout_before_guard, add_guard_exit_phis,
19707 insert_guard_phis, copy_renames): New.
19708 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
19709 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
19710 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
19711 (scop_adjust_phis_for_liveouts): New.
19712 (gloog): Call scop_adjust_phis_for_liveouts.
19714 * graphite.h (struct sese): Documented. Added fields liveout,
19715 num_ver and livein.
19716 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
19717 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
19718 (struct scop): Added field liveout_renames.
19719 (SCOP_LIVEOUT_RENAMES): New.
19721 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
19723 PR tree-optimization/38510
19724 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
19725 (translate_clast): Call recompute_all_dominators before
19727 (gloog): Call recompute_all_dominators before graphite_verify.
19729 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
19730 Jan Sjodin <jan.sjodin@amd.com>
19732 PR tree-optimization/38500
19733 * graphite.c (create_sese_edges): Call fix_loop_structure after
19736 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
19738 * config.gcc: Add m32r*-*-rtems*.
19739 * config/m32r/rtems.h: New file.
19741 2009-01-05 Ben Elliston <bje@au.ibm.com>
19743 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
19744 (.po.pox): Likewise.
19745 (po/gcc.pot): Likewise.
19747 2009-01-04 David S. Miller <davem@davemloft.net>
19749 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
19750 (STARTING_FRAME_OFFSET): Always set to zero.
19752 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
19754 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
19755 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
19756 fixed-point types, and vectors of the same.
19758 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
19760 * config/mips/sync.md (*mb_barrier): Rename to...
19761 (*memory_barrier): ...this.
19763 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
19765 * doc/extend.texi (Function Attributes): Move @cindex after @item
19766 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
19767 and put in alphabetical order. Fix 'target' name and put in order.
19768 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
19771 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
19773 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
19774 (memory_barrier): Expand as unspec instead of unspec_volatile.
19775 Remove mem:BLK from insn operands. Use Pmode scratch register.
19776 (*memory_barrier): Define as unspec instead of unspec_volatile.
19777 Use (match_dup 0) as input operand.
19779 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
19780 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
19781 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
19782 scratch register. Remove operand 1.
19783 (*stbar): Define as unspec instead of unspec_volatile.
19784 Use (match_dup 0) as input operand, remove (const_int 8).
19785 (*membar): Define as unspec instead of unspec_volatile.
19786 Use (match_dup 0) as input operand, remove input operand 2.
19788 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
19789 (memory_barrier): Expand as unspec instead of unspec_volatile.
19790 Remove mem:BLK from insn operands. Use Pmode scratch register.
19791 (*memory_barrier): Define as unspec instead of unspec_volatile.
19792 Use (match_dup 0) as input operand.
19794 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
19795 Remove mem:BLK from insn operands. Use Pmode scratch register.
19796 Set volatile flag on operand 0.
19797 (*memory_barrier): New insn pattern.
19799 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
19801 (*memory_barrier): Use (match_dup 0) as input operand.
19803 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
19804 Remove mem:BLK from insn operands. Use Pmode scratch register.
19805 Set volatile flag on operand 0.
19806 (*mb_internal): New insn pattern.
19808 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
19810 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
19812 PR middle-end/38586
19813 * function.c (struct temp_slot): Move to the section of the file
19814 that deals with temp slots. Remove field 'address'.
19815 (temp_slot_address_table): New hash table of address -> temp slot.
19816 (struct temp_slot_address_entry): New struct, items for the table.
19817 (temp_slot_address_compute_hash, temp_slot_address_hash,
19818 temp_slot_address_eq, insert_temp_slot_address): Support functions
19820 (find_temp_slot_from_address): Rewrite to use the new hash table.
19821 (remove_unused_temp_slot_addresses): Remove addresses of temp
19822 slots that have been made available.
19823 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
19824 worker function for remove_unused_temp_slot_addresses.
19825 (assign_stack_temp_for_type): Don't clear the temp slot address list.
19826 Add the temp slot address to the address -> temp slot map.
19827 (update_temp_slot_address): Update via insert_temp_slot_address.
19828 (free_temp_slots): Call remove_unused_temp_slot_addresses.
19829 (pop_temp_slots): Likewise.
19830 (init_temp_slots): Allocate the address -> temp slot map, or empty
19831 the map if it is already allocated.
19832 (prepare_function_start): Initialize temp slot processing.
19834 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
19836 PR middle-end/38584
19837 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
19838 Calculate the size of all stack vars assuming no packing of stack
19839 vars will happen, replacing a quadratic algorithm with a linear one.
19841 2009-01-03 Jakub Jelinek <jakub@redhat.com>
19844 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
19847 2009-01-03 Diego Novillo <dnovillo@google.com>
19849 * doc/contrib.texi: Update contributions.
19851 2009-01-03 Jakub Jelinek <jakub@redhat.com>
19854 * builtins.c (fold_builtin_memory_op): Give up if either operand
19855 is volatile. Set srctype or desttype to non-qualified version
19859 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
19860 and FUNCTION_DECLs.
19862 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
19864 PR rtl-optimization/35805
19865 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
19866 problem if fast dce is able to remove any instructions.
19867 * dce.c (dce_process_block): Fix dump message.
19869 2009-01-02 Mark Mitchell <mark@codesourcery.com>
19872 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
19874 2009-01-02 Jakub Jelinek <jakub@redhat.com>
19876 PR middle-end/38690
19877 * tree-flow.h (op_code_prio, op_prio): New prototypes.
19878 * tree-pretty-print.c (op_code_prio): New function.
19879 (op_prio): No longer static. Use op_code_prio.
19880 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
19881 Use op_prio and op_code_prio to determine if () should be
19882 printed around operand(s) or not.
19884 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
19885 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
19886 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
19887 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
19888 pp_character instead of pp_string for single letter printing.
19890 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
19892 * doc/extend.texi: Fix '#pragma GCC option' typo.
19894 2009-01-02 Richard Guenther <rguenther@suse.de>
19896 * doc/install.texi (--enable-checking): Mention different
19897 default for stage1.
19898 (--enable-stage1-checking): Document.
19900 2009-01-01 Andrew Pinski <pinskia@gmail.com>
19902 PR middle-end/30142
19903 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
19904 case to be an error.
19906 2009-01-02 Ben Elliston <bje@au.ibm.com>
19908 * config/fp-bit.h (pack_d): Constify argument.
19909 * config/fp-bit.c (makenan): Constify return type. Remove casts.
19910 (isnan): Constify argument.
19912 (iszero): Likewise.
19913 (pack_d): Likewise.
19914 (_fpadd_parts): Constify return type.
19915 (_fpmul_parts): Likewise.
19916 (_fpdiv_parts): Likewise.
19918 2009-01-01 Jakub Jelinek <jakub@redhat.com>
19921 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
19922 warn about overwriting initializer with side-effects or
19923 -Woverride-init if !IMPLICIT.
19924 (output_init_element): Likewise. Pass IMPLICIT down to
19926 (process_init_element): Add IMPLICIT argument. Pass it down
19927 to output_init_element.
19928 (push_init_element, pop_init_level, set_designator): Adjust
19929 process_init_element callers.
19930 (set_nonincremental_init, set_nonincremental_init_from_string):
19931 Adjust add_pending_init callers.
19932 (output_pending_init_elements): Adjust output_init_element callers.
19933 * c-tree.h (process_init_element): Adjust prototype.
19934 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
19935 process_init_element callers.
19938 Copyright (C) 2009 Free Software Foundation, Inc.
19940 Copying and distribution of this file, with or without modification,
19941 are permitted in any medium without royalty provided the copyright
19942 notice and this notice are preserved.